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CollectionAdapter.php000064400000014073151160300740010653 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Updater\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Filter\InputFilter;
use Joomla\CMS\Log\Log;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Updater\UpdateAdapter;
use Joomla\CMS\Version;

/**
 * Collection Update Adapter Class
 *
 * @since  1.7.0
 */
class CollectionAdapter extends UpdateAdapter
{
	/**
	 * Root of the tree
	 *
	 * @var    object
	 * @since  1.7.0
	 */
	protected $base;

	/**
	 * Tree of objects
	 *
	 * @var    array
	 * @since  1.7.0
	 */
	protected $parent = array(0);

	/**
	 * Used to control if an item has a child or not
	 *
	 * @var    boolean
	 * @since  1.7.0
	 */
	protected $pop_parent = 0;

	/**
	 * A list of discovered update sites
	 *
	 * @var  array
	 */
	protected $update_sites = array();

	/**
	 * A list of discovered updates
	 *
	 * @var  array
	 */
	protected $updates = array();

	/**
	 * Gets the reference to the current direct parent
	 *
	 * @return  object
	 *
	 * @since   1.7.0
	 */
	protected function _getStackLocation()
	{
		return implode('->', $this->stack);
	}

	/**
	 * Get the parent tag
	 *
	 * @return  string   parent
	 *
	 * @since   1.7.0
	 */
	protected function _getParent()
	{
		return end($this->parent);
	}

	/**
	 * Opening an XML element
	 *
	 * @param   object  $parser  Parser object
	 * @param   string  $name    Name of element that is opened
	 * @param   array   $attrs   Array of attributes for the element
	 *
	 * @return  void
	 *
	 * @since   1.7.0
	 */
	public function _startElement($parser, $name, $attrs = array())
	{
		$this->stack[] = $name;
		$tag           = $this->_getStackLocation();

		// Reset the data
		if (isset($this->$tag))
		{
			$this->$tag->_data = '';
		}

		switch ($name)
		{
			case 'CATEGORY':
				if (isset($attrs['REF']))
				{
					$this->update_sites[] = array('type' =>
'collection', 'location' => $attrs['REF'],
'update_site_id' => $this->updateSiteId);
				}
				else
				{
					// This item will have children, so prepare to attach them
					$this->pop_parent = 1;
				}
				break;
			case 'EXTENSION':
				$update = Table::getInstance('update');
				$update->set('update_site_id', $this->updateSiteId);

				foreach ($this->updatecols as $col)
				{
					// Reset the values if it doesn't exist
					if (!array_key_exists($col, $attrs))
					{
						$attrs[$col] = '';

						if ($col == 'CLIENT')
						{
							$attrs[$col] = 'site';
						}
					}
				}

				$client = ApplicationHelper::getClientInfo($attrs['CLIENT'],
1);

				if (isset($client->id))
				{
					$attrs['CLIENT_ID'] = $client->id;
				}

				// Lower case all of the fields
				foreach ($attrs as $key => $attr)
				{
					$values[strtolower($key)] = $attr;
				}

				// Only add the update if it is on the same platform and release as we
are
				$ver = new Version;

				// Lower case and remove the exclamation mark
				$product =
strtolower(InputFilter::getInstance()->clean($ver::PRODUCT,
'cmd'));

				/*
				 * Set defaults, the extension file should clarify in case but it may
be only available in one version
				 * This allows an update site to specify a targetplatform
				 * targetplatformversion can be a regexp, so 1.[56] would be valid for
an extension that supports 1.5 and 1.6
				 * Note: Whilst the version is a regexp here, the targetplatform is not
(new extension per platform)
				 * Additionally, the version is a regexp here and it may also be in an
extension file if the extension is
				 * compatible against multiple versions of the same platform (e.g. a
library)
				 */
				if (!isset($values['targetplatform']))
				{
					$values['targetplatform'] = $product;
				}

				// Set this to ourself as a default
				if (!isset($values['targetplatformversion']))
				{
					$values['targetplatformversion'] = $ver::RELEASE;
				}

				// Set this to ourselves as a default
				// validate that we can install the extension
				if ($product == $values['targetplatform'] &&
preg_match('/^' . $values['targetplatformversion'] .
'/', JVERSION))
				{
					$update->bind($values);
					$this->updates[] = $update;
				}
				break;
		}
	}

	/**
	 * Closing an XML element
	 * Note: This is a protected function though has to be exposed externally
as a callback
	 *
	 * @param   object  $parser  Parser object
	 * @param   string  $name    Name of the element closing
	 *
	 * @return  void
	 *
	 * @since   1.7.0
	 */
	protected function _endElement($parser, $name)
	{
		array_pop($this->stack);

		switch ($name)
		{
			case 'CATEGORY':
				if ($this->pop_parent)
				{
					$this->pop_parent = 0;
					array_pop($this->parent);
				}
				break;
		}
	}

	// Note: we don't care about char data in collection because there
should be none

	/**
	 * Finds an update
	 *
	 * @param   array  $options  Options to use: update_site_id: the unique ID
of the update site to look at
	 *
	 * @return  array  Update_sites and updates discovered
	 *
	 * @since   1.7.0
	 */
	public function findUpdate($options)
	{
		$response = $this->getUpdateSiteResponse($options);

		if ($response === false)
		{
			return false;
		}

		$this->xmlParser = xml_parser_create('');
		xml_set_object($this->xmlParser, $this);
		xml_set_element_handler($this->xmlParser, '_startElement',
'_endElement');

		if (!xml_parse($this->xmlParser, $response->body))
		{
			// If the URL is missing the .xml extension, try appending it and retry
loading the update
			if (!$this->appendExtension && (substr($this->_url, -4) !=
'.xml'))
			{
				$options['append_extension'] = true;

				return $this->findUpdate($options);
			}

			Log::add('Error parsing url: ' . $this->_url, Log::WARNING,
'updater');

			$app = Factory::getApplication();
			$app->enqueueMessage(\JText::sprintf('JLIB_UPDATER_ERROR_COLLECTION_PARSE_URL',
$this->_url), 'warning');

			return false;
		}

		// TODO: Decrement the bad counter if non-zero
		return array('update_sites' => $this->update_sites,
'updates' => $this->updates);
	}
}
ExtensionAdapter.php000064400000025713151160300740010537 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Updater\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Filter\InputFilter;
use Joomla\CMS\Log\Log;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Updater\UpdateAdapter;
use Joomla\CMS\Updater\Updater;
use Joomla\CMS\Version;

/**
 * Extension class for updater
 *
 * @since  1.7.0
 */
class ExtensionAdapter extends UpdateAdapter
{
	/**
	 * Start element parser callback.
	 *
	 * @param   object  $parser  The parser object.
	 * @param   string  $name    The name of the element.
	 * @param   array   $attrs   The attributes of the element.
	 *
	 * @return  void
	 *
	 * @since   1.7.0
	 */
	protected function _startElement($parser, $name, $attrs = array())
	{
		$this->stack[] = $name;
		$tag           = $this->_getStackLocation();

		// Reset the data
		if (isset($this->$tag))
		{
			$this->$tag->_data = '';
		}

		switch ($name)
		{
			case 'UPDATE':
				$this->currentUpdate = Table::getInstance('update');
				$this->currentUpdate->update_site_id = $this->updateSiteId;
				$this->currentUpdate->detailsurl = $this->_url;
				$this->currentUpdate->folder = '';
				$this->currentUpdate->client_id = 1;
				break;

			// Don't do anything
			case 'UPDATES':
				break;

			default:
				if (in_array($name, $this->updatecols))
				{
					$name = strtolower($name);
					$this->currentUpdate->$name = '';
				}

				if ($name == 'TARGETPLATFORM')
				{
					$this->currentUpdate->targetplatform = $attrs;
				}

				if ($name == 'PHP_MINIMUM')
				{
					$this->currentUpdate->php_minimum = '';
				}

				if ($name == 'SUPPORTED_DATABASES')
				{
					$this->currentUpdate->supported_databases = $attrs;
				}
				break;
		}
	}

	/**
	 * Character Parser Function
	 *
	 * @param   object  $parser  Parser object.
	 * @param   object  $name    The name of the element.
	 *
	 * @return  void
	 *
	 * @since   1.7.0
	 */
	protected function _endElement($parser, $name)
	{
		array_pop($this->stack);

		// @todo remove code: echo 'Closing: '. $name .'<br
/>';
		switch ($name)
		{
			case 'UPDATE':
				// Lower case and remove the exclamation mark
				$product =
strtolower(InputFilter::getInstance()->clean(Version::PRODUCT,
'cmd'));

				// Support for the min_dev_level and max_dev_level attributes is
deprecated, a regexp should be used instead
				if (isset($this->currentUpdate->targetplatform->min_dev_level)
|| isset($this->currentUpdate->targetplatform->max_dev_level))
				{
					Log::add(
						'Support for the min_dev_level and max_dev_level attributes of
an update\'s <targetplatform> tag is deprecated and'
						. ' will be removed in 4.0. The full version should be specified
in the version attribute and may optionally be a regexp.',
						Log::WARNING,
						'deprecated'
					);
				}

				/*
				 * Check that the product matches and that the version matches
(optionally a regexp)
				 *
				 * Check for optional min_dev_level and max_dev_level attributes to
further specify targetplatform (e.g., 3.0.1)
				 */
				$patchMinimumSupported =
!isset($this->currentUpdate->targetplatform->min_dev_level)
					|| Version::PATCH_VERSION >=
$this->currentUpdate->targetplatform->min_dev_level;
				$patchMaximumSupported =
!isset($this->currentUpdate->targetplatform->max_dev_level)
					|| Version::PATCH_VERSION <=
$this->currentUpdate->targetplatform->max_dev_level;

				if ($product ==
$this->currentUpdate->targetplatform['NAME']
					&& preg_match('/^' .
$this->currentUpdate->targetplatform['VERSION'] .
'/', JVERSION)
					&& $patchMinimumSupported
					&& $patchMaximumSupported)
				{
					// Check if PHP version supported via <php_minimum> tag, assume
true if tag isn't present
					if (!isset($this->currentUpdate->php_minimum) ||
version_compare(PHP_VERSION, $this->currentUpdate->php_minimum,
'>='))
					{
						$phpMatch = true;
					}
					else
					{
						// Notify the user of the potential update
						$msg = \JText::sprintf(
							'JLIB_INSTALLER_AVAILABLE_UPDATE_PHP_VERSION',
							$this->currentUpdate->name,
							$this->currentUpdate->version,
							$this->currentUpdate->php_minimum,
							PHP_VERSION
						);

						Factory::getApplication()->enqueueMessage($msg,
'warning');

						$phpMatch = false;
					}

					$dbMatch = false;

					// Check if DB & version is supported via
<supported_databases> tag, assume supported if tag isn't present
					if (isset($this->currentUpdate->supported_databases))
					{
						$db           = Factory::getDbo();
						$dbType       = strtoupper($db->getServerType());
						$dbVersion    = $db->getVersion();
						$supportedDbs = $this->currentUpdate->supported_databases;

						// MySQL and MariaDB use the same database driver but not the same
version numbers
						if ($dbType === 'mysql')
						{
							// Check whether we have a MariaDB version string and extract the
proper version from it
							if (stripos($dbVersion, 'mariadb') !== false)
							{
								// MariaDB: Strip off any leading '5.5.5-', if present
								$dbVersion = preg_replace('/^5\.5\.5-/', '',
$dbVersion);
								$dbType    = 'mariadb';
							}
						}

						// Do we have an entry for the database?
						if (array_key_exists($dbType, $supportedDbs))
						{
							$minumumVersion = $supportedDbs[$dbType];
							$dbMatch        = version_compare($dbVersion, $minumumVersion,
'>=');

							if (!$dbMatch)
							{
								// Notify the user of the potential update
								$dbMsg = \JText::sprintf(
									'JLIB_INSTALLER_AVAILABLE_UPDATE_DB_MINIMUM',
									$this->currentUpdate->name,
									$this->currentUpdate->version,
									\JText::_($db->name),
									$dbVersion,
									$minumumVersion
								);

								Factory::getApplication()->enqueueMessage($dbMsg,
'warning');
							}
						}
						else
						{
							// Notify the user of the potential update
							$dbMsg = \JText::sprintf(
								'JLIB_INSTALLER_AVAILABLE_UPDATE_DB_TYPE',
								$this->currentUpdate->name,
								$this->currentUpdate->version,
								\JText::_($db->name)
							);

							Factory::getApplication()->enqueueMessage($dbMsg,
'warning');
						}
					}
					else
					{
						// Set to true if the <supported_databases> tag is not set
						$dbMatch = true;
					}

					// Check minimum stability
					$stabilityMatch = true;

					if (isset($this->currentUpdate->stability) &&
($this->currentUpdate->stability < $this->minimum_stability))
					{
						$stabilityMatch = false;
					}

					// Some properties aren't valid fields in the update table so
unset them to prevent J! from trying to store them
					unset($this->currentUpdate->targetplatform);

					if (isset($this->currentUpdate->php_minimum))
					{
						unset($this->currentUpdate->php_minimum);
					}

					if (isset($this->currentUpdate->supported_databases))
					{
						unset($this->currentUpdate->supported_databases);
					}

					if (isset($this->currentUpdate->stability))
					{
						unset($this->currentUpdate->stability);
					}

					// If the PHP version and minimum stability checks pass, consider this
version as a possible update
					if ($phpMatch && $stabilityMatch && $dbMatch)
					{
						if (isset($this->latest))
						{
							// We already have a possible update. Check the version.
							if (version_compare($this->currentUpdate->version,
$this->latest->version, '>') == 1)
							{
								$this->latest = $this->currentUpdate;
							}
						}
						else
						{
							// We don't have any possible updates yet, assume this is an
available update.
							$this->latest = $this->currentUpdate;
						}
					}
				}
				break;

			case 'UPDATES':
				// :D
				break;
		}
	}

	/**
	 * Character Parser Function
	 *
	 * @param   object  $parser  Parser object.
	 * @param   object  $data    The data.
	 *
	 * @return  void
	 *
	 * @note    This is public because its called externally.
	 * @since   1.7.0
	 */
	protected function _characterData($parser, $data)
	{
		$tag = $this->_getLastTag();

		if (in_array($tag, $this->updatecols))
		{
			$tag = strtolower($tag);
			$this->currentUpdate->$tag .= $data;
		}

		if ($tag == 'PHP_MINIMUM')
		{
			$this->currentUpdate->php_minimum = $data;
		}

		if ($tag == 'TAG')
		{
			$this->currentUpdate->stability =
$this->stabilityTagToInteger((string) $data);
		}
	}

	/**
	 * Finds an update.
	 *
	 * @param   array  $options  Update options.
	 *
	 * @return  array  Array containing the array of update sites and array of
updates
	 *
	 * @since   1.7.0
	 */
	public function findUpdate($options)
	{
		$response = $this->getUpdateSiteResponse($options);

		if ($response === false)
		{
			return false;
		}

		if (array_key_exists('minimum_stability', $options))
		{
			$this->minimum_stability = $options['minimum_stability'];
		}

		$this->xmlParser = xml_parser_create('');
		xml_set_object($this->xmlParser, $this);
		xml_set_element_handler($this->xmlParser, '_startElement',
'_endElement');
		xml_set_character_data_handler($this->xmlParser,
'_characterData');

		if (!xml_parse($this->xmlParser, $response->body))
		{
			// If the URL is missing the .xml extension, try appending it and retry
loading the update
			if (!$this->appendExtension && (substr($this->_url, -4) !=
'.xml'))
			{
				$options['append_extension'] = true;

				return $this->findUpdate($options);
			}

			Log::add('Error parsing url: ' . $this->_url, Log::WARNING,
'updater');

			$app = Factory::getApplication();
			$app->enqueueMessage(\JText::sprintf('JLIB_UPDATER_ERROR_EXTENSION_PARSE_URL',
$this->_url), 'warning');

			return false;
		}

		xml_parser_free($this->xmlParser);

		if (isset($this->latest))
		{
			if (isset($this->latest->client) &&
strlen($this->latest->client))
			{
				if (is_numeric($this->latest->client))
				{
					$byName = false;

					// <client> has to be 'administrator' or
'site', numeric values are deprecated. See
https://docs.joomla.org/Special:MyLanguage/Design_of_JUpdate
					Log::add(
						'Using numeric values for <client> in the updater xml is
deprecated. Use \'administrator\' or \'site\'
instead.',
						Log::WARNING, 'deprecated'
					);
				}
				else
				{
					$byName = true;
				}

				$this->latest->client_id =
ApplicationHelper::getClientInfo($this->latest->client,
$byName)->id;
				unset($this->latest->client);
			}

			$updates = array($this->latest);
		}
		else
		{
			$updates = array();
		}

		return array('update_sites' => array(), 'updates'
=> $updates);
	}

	/**
	 * Converts a tag to numeric stability representation. If the tag
doesn't represent a known stability level (one of
	 * dev, alpha, beta, rc, stable) it is ignored.
	 *
	 * @param   string  $tag  The tag string, e.g. dev, alpha, beta, rc,
stable
	 *
	 * @return  integer
	 *
	 * @since   3.4
	 */
	protected function stabilityTagToInteger($tag)
	{
		$constant = '\\Joomla\\CMS\\Updater\\Updater::STABILITY_' .
strtoupper($tag);

		if (defined($constant))
		{
			return constant($constant);
		}

		return Updater::STABILITY_STABLE;
	}
}
ComponentAdapter.php000064400000113540151160361610010524 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Table\Asset;
use Joomla\CMS\Table\Extension;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\Update;

jimport('joomla.filesystem.folder');

/**
 * Component installer
 *
 * @since  3.1
 */
class ComponentAdapter extends InstallerAdapter
{
	/**
	 * The list of current files fo the Joomla! CMS administrator that are
installed and is read
	 * from the manifest on disk in the update area to handle doing a diff
	 * and deleting files that are in the old files list and not in the new
	 * files list.
	 *
	 * @var    array
	 * @since  3.1
	 * */
	protected $oldAdminFiles = null;

	/**
	 * The list of current files that are installed and is read
	 * from the manifest on disk in the update area to handle doing a diff
	 * and deleting files that are in the old files list and not in the new
	 * files list.
	 *
	 * @var    array
	 * @since  3.1
	 * */
	protected $oldFiles = null;

	/**
	 * A path to the PHP file that the scriptfile declaration in
	 * the manifest refers to.
	 *
	 * @var    string
	 * @since  3.1
	 * */
	protected $manifest_script = null;

	/**
	 * For legacy installations this is a path to the PHP file that the
scriptfile declaration in the
	 * manifest refers to.
	 *
	 * @var    string
	 * @since  3.1
	 * */
	protected $install_script = null;

	/**
	 * Method to check if the extension is present in the filesystem
	 *
	 * @return  boolean
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExtensionInFilesystem()
	{
		/*
		 * If the component site or admin directory already exists, then we will
assume that the component is already
		 * installed or another component is using that directory.
		 */
		if (file_exists($this->parent->getPath('extension_site'))
||
file_exists($this->parent->getPath('extension_administrator')))
		{
			// Look for an update function or update tag
			$updateElement = $this->getManifest()->update;

			// Upgrade manually set or update function available or update tag
detected
			if ($updateElement || $this->parent->isUpgrade()
				|| ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'update')))
			{
				// If there is a matching extension mark this as an update
				$this->setRoute('update');
			}
			elseif (!$this->parent->isOverwrite())
			{
				// We didn't have overwrite set, find an update function or find
an update tag so lets call it safe
				if
(file_exists($this->parent->getPath('extension_site')))
				{
					// If the site exists say so.
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ERROR_COMP_INSTALL_DIR_SITE',
							$this->parent->getPath('extension_site')
						)
					);
				}

				// If the admin exists say so
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ERROR_COMP_INSTALL_DIR_ADMIN',
						$this->parent->getPath('extension_administrator')
					)
				);
			}
		}

		return false;
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// Copy site files
		if ($this->getManifest()->files)
		{
			if ($this->route === 'update')
			{
				$result =
$this->parent->parseFiles($this->getManifest()->files, 0,
$this->oldFiles);
			}
			else
			{
				$result =
$this->parent->parseFiles($this->getManifest()->files);
			}

			if ($result === false)
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_COMP_FAIL_SITE_FILES',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
					)
				);
			}
		}

		// Copy admin files
		if ($this->getManifest()->administration->files)
		{
			if ($this->route === 'update')
			{
				$result =
$this->parent->parseFiles($this->getManifest()->administration->files,
1, $this->oldAdminFiles);
			}
			else
			{
				$result =
$this->parent->parseFiles($this->getManifest()->administration->files,
1);
			}

			if ($result === false)
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_COMP_FAIL_ADMIN_FILES',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
					)
				);
			}
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			$path['src']  =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_administrator') .
'/' . $this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ABORT_COMP_COPY_MANIFEST',
							\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
						)
					);
				}
			}
		}
	}

	/**
	 * Method to create the extension root path if necessary
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function createExtensionRoot()
	{
		// If the component directory does not exist, let's create it
		$created = false;

		if
(!file_exists($this->parent->getPath('extension_site')))
		{
			if (!$created =
\JFolder::create($this->parent->getPath('extension_site')))
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ERROR_COMP_FAILED_TO_CREATE_DIRECTORY',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						$this->parent->getPath('extension_site')
					)
				);
			}
		}

		/*
		 * Since we created the component directory and we will want to remove it
if we have to roll back
		 * the installation, let's add it to the installation step stack
		 */
		if ($created)
		{
			$this->parent->pushStep(
				array(
					'type' => 'folder',
					'path' =>
$this->parent->getPath('extension_site'),
				)
			);
		}

		// If the component admin directory does not exist, let's create it
		$created = false;

		if
(!file_exists($this->parent->getPath('extension_administrator')))
		{
			if (!$created =
\JFolder::create($this->parent->getPath('extension_administrator')))
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ERROR_COMP_FAILED_TO_CREATE_DIRECTORY',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						$this->parent->getPath('extension_site')
					)
				);
			}
		}

		/*
		 * Since we created the component admin directory and we will want to
remove it if we have to roll
		 * back the installation, let's add it to the installation step
stack
		 */
		if ($created)
		{
			$this->parent->pushStep(
				array(
					'type' => 'folder',
					'path' =>
$this->parent->getPath('extension_administrator'),
				)
			);
		}
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		/** @var Update $update */
		$update = Table::getInstance('update');

		// Clobber any possible pending updates
		$uid = $update->find(
			array(
				'element'   => $this->element,
				'type'      => $this->extension->type,
				'client_id' => 1,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// We will copy the manifest file to its appropriate place.
		if ($this->route !== 'discover_install')
		{
			if (!$this->parent->copyManifest())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_COMP_COPY_SETUP',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
					)
				);
			}
		}

		// Time to build the admin menus
		if (!$this->_buildAdminMenus($this->extension->extension_id))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ABORT_COMP_BUILDADMINMENUS_FAILED'),
\JLog::WARNING, 'jerror');
		}

		// Make sure that menu items pointing to the component have correct
component id assigned to them.
		// Prevents message "Component 'com_extension' does not
exist." after uninstalling / re-installing component.
		if (!$this->_updateMenus($this->extension->extension_id))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ABORT_COMP_UPDATESITEMENUS_FAILED'),
\JLog::WARNING, 'jerror');
		}

		/** @var Asset $asset */
		$asset = Table::getInstance('Asset');

		// Check if an asset already exists for this extension and create it if
not
		if (!$asset->loadByName($this->extension->element))
		{
			// Register the component container just under root in the assets table.
			$asset->name      = $this->extension->element;
			$asset->parent_id = 1;
			$asset->rules     = '{}';
			$asset->title     = $this->extension->name;
			$asset->setLocation(1, 'last-child');

			if (!$asset->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						$this->extension->getError()
					)
				);
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		$element = parent::getElement($element);

		if (strpos($element, 'com_') !== 0)
		{
			$element = 'com_' . $element;
		}

		return $element;
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path language files are on.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path = null)
	{
		$source = $this->parent->getPath('source');
		$client = $this->parent->extension->client_id ?
JPATH_ADMINISTRATOR : JPATH_SITE;

		if (!$source)
		{
			$this->parent->setPath('source', $client .
'/components/' . $this->parent->extension->element);
		}

		$extension = $this->getElement();
		$source    = $path ?: $client . '/components/' . $extension;

		if ($this->getManifest()->administration->files)
		{
			$element = $this->getManifest()->administration->files;
		}
		elseif ($this->getManifest()->files)
		{
			$element = $this->getManifest()->files;
		}
		else
		{
			$element = null;
		}

		if ($element)
		{
			$folder = (string) $element->attributes()->folder;

			if ($folder && file_exists($path . '/' . $folder))
			{
				$source = $path . '/' . $folder;
			}
		}

		$this->doLoadLanguage($extension, $source);
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		// Parse optional tags
		$this->parent->parseMedia($this->getManifest()->media);
		$this->parent->parseLanguages($this->getManifest()->languages);
		$this->parent->parseLanguages($this->getManifest()->administration->languages,
1);
	}

	/**
	 * Prepares the adapter for a discover_install task
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	public function prepareDiscoverInstall()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$client =
ApplicationHelper::getClientInfo($this->extension->client_id);
		$short_element = str_replace('com_', '',
$this->extension->element);
		$manifestPath = $client->path . '/components/' .
$this->extension->element . '/' . $short_element .
'.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->parent->setPath('source', $client->path .
'/components/' . $this->extension->element);
		$this->parent->setPath('extension_root',
$this->parent->getPath('source'));
		$this->setManifest($this->parent->getManifest());

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->extension->manifest_cache = json_encode($manifest_details);
		$this->extension->state = 0;
		$this->extension->name = $manifest_details['name'];
		$this->extension->enabled = 1;
		$this->extension->params = $this->parent->getParams();

		$stored = false;

		try
		{
			$this->extension->store();
			$stored = true;
		}
		catch (\RuntimeException $e)
		{
			// Try to delete existing failed records before retrying
			$db = $this->db;

			$query = $db->getQuery(true)
				->select($db->qn('extension_id'))
				->from($db->qn('#__extensions'))
				->where($db->qn('name') . ' = ' .
$db->q($this->extension->name))
				->where($db->qn('type') . ' = ' .
$db->q($this->extension->type))
				->where($db->qn('element') . ' = ' .
$db->q($this->extension->element));

			$db->setQuery($query);

			$extension_ids = $db->loadColumn();

			if (!empty($extension_ids))
			{
				foreach ($extension_ids as $eid)
				{
					// Remove leftover admin menus for this extension ID
					$this->_removeAdminMenus($eid);

					// Remove the extension record itself
					/** @var Extension $extensionTable */
					$extensionTable = Table::getInstance('extension');
					$extensionTable->delete($eid);
				}
			}
		}

		if (!$stored)
		{
			try
			{
				$this->extension->store();
			}
			catch (\RuntimeException $e)
			{
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_COMP_DISCOVER_STORE_DETAILS'),
$e->getCode(), $e);
			}
		}
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		// Set the installation target paths
		$this->parent->setPath('extension_site',
\JPath::clean(JPATH_SITE . '/components/' . $this->element));
		$this->parent->setPath('extension_administrator',
\JPath::clean(JPATH_ADMINISTRATOR . '/components/' .
$this->element));

		// Copy the admin path as it's used as a common base
		$this->parent->setPath('extension_root',
$this->parent->getPath('extension_administrator'));

		// Make sure that we have an admin element
		if (!$this->getManifest()->administration)
		{
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_COMP_INSTALL_ADMIN_ELEMENT'));
		}
	}

	/**
	 * Method to setup the update routine for the adapter
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function setupUpdates()
	{
		// Hunt for the original XML file
		$old_manifest = null;

		// Use a temporary instance due to side effects; start in the
administrator first
		$tmpInstaller = new Installer;
		$tmpInstaller->setPath('source',
$this->parent->getPath('extension_administrator'));

		if (!$tmpInstaller->findManifest())
		{
			// Then the site
			$tmpInstaller->setPath('source',
$this->parent->getPath('extension_site'));

			if ($tmpInstaller->findManifest())
			{
				$old_manifest = $tmpInstaller->getManifest();
			}
		}
		else
		{
			$old_manifest = $tmpInstaller->getManifest();
		}

		if ($old_manifest)
		{
			$this->oldAdminFiles = $old_manifest->administration->files;
			$this->oldFiles = $old_manifest->files;
		}
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @param   bool  $deleteExisting  Should I try to delete existing records
of the same component?
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension($deleteExisting = false)
	{
		// The extension is stored during prepareDiscoverInstall for discover
installs
		if ($this->route === 'discover_install')
		{
			return;
		}

		// Add or update an entry to the extension table
		$this->extension->name    = $this->name;
		$this->extension->type    = 'component';
		$this->extension->element = $this->element;

		// If we are told to delete existing extension entries then do so.
		if ($deleteExisting)
		{
			$db = $this->parent->getDbo();

			$query = $db->getQuery(true)
				->select($db->qn('extension_id'))
				->from($db->qn('#__extensions'))
				->where($db->qn('name') . ' = ' .
$db->q($this->extension->name))
				->where($db->qn('type') . ' = ' .
$db->q($this->extension->type))
				->where($db->qn('element') . ' = ' .
$db->q($this->extension->element));

			$db->setQuery($query);

			$extension_ids = $db->loadColumn();

			if (!empty($extension_ids))
			{
				foreach ($extension_ids as $eid)
				{
					// Remove leftover admin menus for this extension ID
					$this->_removeAdminMenus($eid);

					// Remove the extension record itself
					/** @var Extension $extensionTable */
					$extensionTable = Table::getInstance('extension');
					$extensionTable->delete($eid);
				}
			}
		}

		// If there is not already a row, generate a heap of defaults
		if (!$this->currentExtensionId)
		{
			$this->extension->folder    = '';
			$this->extension->enabled   = 1;
			$this->extension->protected = 0;
			$this->extension->access    = 0;
			$this->extension->client_id = 1;
			$this->extension->params    = $this->parent->getParams();
			$this->extension->custom_data = '';
			$this->extension->system_data = '';
		}

		$this->extension->manifest_cache =
$this->parent->generateManifestCache();

		$couldStore = $this->extension->store();

		if (!$couldStore && $deleteExisting)
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_COMP_INSTALL_ROLLBACK',
					$this->extension->getError()
				)
			);
		}

		if (!$couldStore && !$deleteExisting)
		{
			// Maybe we have a failed installation (e.g. timeout). Let's retry
after deleting old records.
			$this->storeExtension(true);
		}
	}

	/**
	 * Custom uninstall method for components
	 *
	 * @param   integer  $id  The unique extension id of the component to
uninstall
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$db     = $this->db;
		$retval = true;

		// First order of business will be to load the component object table
from the database.
		// This should give us the necessary information to proceed.
		if (!$this->extension->load((int) $id))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_ERRORUNKOWNEXTENSION'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Is the component we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($this->extension->protected)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_WARNCORECOMPONENT'),
\JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($this->extension->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($this->extension->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$this->extension->name), \JLog::WARNING, 'jerror');

			return false;
		}

		// Get the admin and site paths for the component
		$this->parent->setPath('extension_administrator',
\JPath::clean(JPATH_ADMINISTRATOR . '/components/' .
$this->extension->element));
		$this->parent->setPath('extension_site',
\JPath::clean(JPATH_SITE . '/components/' .
$this->extension->element));

		// Copy the admin path as it's used as a common base
		$this->parent->setPath('extension_root',
$this->parent->getPath('extension_administrator'));

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Manifest Document Setup Section
		 *
---------------------------------------------------------------------------------------------
		 */

		// Find and load the XML install file for the component
		$this->parent->setPath('source',
$this->parent->getPath('extension_administrator'));

		// Get the package manifest object
		// We do findManifest to avoid problem when uninstalling a list of
extension: getManifest cache its manifest file
		$this->parent->findManifest();
		$this->setManifest($this->parent->getManifest());

		if (!$this->getManifest())
		{
			// Make sure we delete the folders if no manifest exists
			\JFolder::delete($this->parent->getPath('extension_administrator'));
			\JFolder::delete($this->parent->getPath('extension_site'));

			// Remove the menu
			$this->_removeAdminMenus($this->extension->extension_id);

			// Raise a warning
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_ERRORREMOVEMANUALLY'),
\JLog::WARNING, 'jerror');

			// Return
			return false;
		}

		// Set the extensions name
		$this->set('name', $this->getName());
		$this->set('element', $this->getElement());

		// Attempt to load the admin language file; might have uninstall strings
		$this->loadLanguage(JPATH_ADMINISTRATOR . '/components/' .
$this->element);

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Installer Trigger Loading and Uninstall
		 *
---------------------------------------------------------------------------------------------
		 */

		$this->setupScriptfile();

		try
		{
			$this->triggerManifestScript('uninstall');
		}
		catch (\RuntimeException $e)
		{
			// Ignore errors for now
		}

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Database Processing Section
		 *
---------------------------------------------------------------------------------------------
		 */

		// Let's run the uninstall queries for the component
		try
		{
			$this->parseQueries();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add($e->getMessage(), \JLog::WARNING, 'jerror');

			$retval = false;
		}

		$this->_removeAdminMenus($this->extension->extension_id);

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Filesystem Processing Section
		 *
---------------------------------------------------------------------------------------------
		 */

		// Let's remove those language files and media in the JROOT/images/
folder that are
		// associated with the component we are uninstalling
		$this->parent->removeFiles($this->getManifest()->media);
		$this->parent->removeFiles($this->getManifest()->languages);
		$this->parent->removeFiles($this->getManifest()->administration->languages,
1);

		// Remove the schema version
		$query = $db->getQuery(true)
			->delete('#__schemas')
			->where('extension_id = ' . $id);
		$db->setQuery($query);
		$db->execute();

		// Remove the component container in the assets table.
		$asset = Table::getInstance('Asset');

		if ($asset->loadByName($this->element))
		{
			$asset->delete();
		}

		// Remove categories for this component
		$query->clear()
			->delete('#__categories')
			->where('extension=' . $db->quote($this->element),
'OR')
			->where('extension LIKE ' . $db->quote($this->element
. '.%'));
		$db->setQuery($query);
		$db->execute();

		// Rebuild the categories for correct lft/rgt
		$category = Table::getInstance('category');
		$category->rebuild();

		// Clobber any possible pending updates
		$update = Table::getInstance('update');
		$uid = $update->find(
			array(
				'element'   => $this->extension->element,
				'type'      => 'component',
				'client_id' => 1,
				'folder'    => '',
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Now we need to delete the installation directories. This is the final
step in uninstalling the component.
		if (trim($this->extension->element))
		{
			// Delete the component site directory
			if (is_dir($this->parent->getPath('extension_site')))
			{
				if
(!\JFolder::delete($this->parent->getPath('extension_site')))
				{
					\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_FAILED_REMOVE_DIRECTORY_SITE'),
\JLog::WARNING, 'jerror');
					$retval = false;
				}
			}

			// Delete the component admin directory
			if
(is_dir($this->parent->getPath('extension_administrator')))
			{
				if
(!\JFolder::delete($this->parent->getPath('extension_administrator')))
				{
					\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_FAILED_REMOVE_DIRECTORY_ADMIN'),
\JLog::WARNING, 'jerror');
					$retval = false;
				}
			}

			// Now we will no longer need the extension object, so let's delete
it
			$this->extension->delete($this->extension->extension_id);

			return $retval;
		}
		else
		{
			// No component option defined... cannot delete what we don't know
about
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_UNINSTALL_NO_OPTION'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}

	/**
	 * Method to build menu database entries for a component
	 *
	 * @param   int|null  $componentId  The component ID for which I'm
building menus
	 *
	 * @return  boolean  True if successful
	 *
	 * @since   3.1
	 */
	protected function _buildAdminMenus($componentId = null)
	{
		$db     = $this->parent->getDbo();

		$option = $this->get('element');

		// If a component exists with this option in the table within the
protected menutype 'main' then we don't need to add menus
		$query = $db->getQuery(true)
			->select('m.id, e.extension_id')
			->from('#__menu AS m')
			->join('LEFT', '#__extensions AS e ON m.component_id =
e.extension_id')
			->where('m.parent_id = 1')
			->where('m.client_id = 1')
			->where('m.menutype = ' . $db->quote('main'))
			->where('e.element = ' . $db->quote($option));

		$db->setQuery($query);

		// In case of a failed installation (e.g. timeout error) we may have
duplicate menu item and extension records.
		$componentrows = $db->loadObjectList();

		// Check if menu items exist
		if (!empty($componentrows))
		{
			// Don't do anything if overwrite has not been enabled
			if (!$this->parent->isOverwrite())
			{
				return true;
			}

			// Remove all menu items
			foreach ($componentrows as $componentrow)
			{
				// Remove existing menu items if overwrite has been enabled
				if ($option)
				{
					// If something goes wrong, there's no way to rollback TODO:
Search for better solution
					$this->_removeAdminMenus($componentrow->extension_id);
				}
			}
		}

		// Only try to detect the component ID if it's not provided
		if (empty($componentId))
		{
			// Lets find the extension id
			$query->clear()
				->select('e.extension_id')
				->from('#__extensions AS e')
				->where('e.type = ' .
$db->quote('component'))
				->where('e.element = ' . $db->quote($option));

			$db->setQuery($query);
			$componentId = $db->loadResult();
		}

		// Ok, now its time to handle the menus.  Start with the component root
menu, then handle submenus.
		$menuElement = $this->getManifest()->administration->menu;

		// Just do not create the menu if $menuElement not exist
		if (!$menuElement)
		{
			return true;
		}

		// If the menu item is hidden do nothing more, just return
		if (in_array((string) $menuElement['hidden'],
array('true', 'hidden')))
		{
			return true;
		}

		// Let's figure out what the menu item data should look like
		$data = array();

		if ($menuElement)
		{
			// I have a menu element, use this information
			$data['menutype'] = 'main';
			$data['client_id'] = 1;
			$data['title'] = (string) trim($menuElement);
			$data['alias'] = (string) $menuElement;
			$data['type'] = 'component';
			$data['published'] = 1;
			$data['parent_id'] = 1;
			$data['component_id'] = $componentId;
			$data['img'] = ((string)
$menuElement->attributes()->img) ?: 'class:component';
			$data['home'] = 0;
			$data['path'] = '';
			$data['params'] = '';

			// Set the menu link
			$request = array();

			if ((string) $menuElement->attributes()->task)
			{
				$request[] = 'task=' .
$menuElement->attributes()->task;
			}

			if ((string) $menuElement->attributes()->view)
			{
				$request[] = 'view=' .
$menuElement->attributes()->view;
			}

			$qstring = count($request) ? '&' .
implode('&', $request) : '';
			$data['link'] = 'index.php?option=' . $option .
$qstring;
		}
		else
		{
			// No menu element was specified, Let's make a generic menu item
			$data = array();
			$data['menutype'] = 'main';
			$data['client_id'] = 1;
			$data['title'] = $option;
			$data['alias'] = $option;
			$data['link'] = 'index.php?option=' . $option;
			$data['type'] = 'component';
			$data['published'] = 1;
			$data['parent_id'] = 1;
			$data['component_id'] = $componentId;
			$data['img'] = 'class:component';
			$data['home'] = 0;
			$data['path'] = '';
			$data['params'] = '';
		}

		// Try to create the menu item in the database
		$parent_id = $this->_createAdminMenuItem($data, 1);

		if ($parent_id === false)
		{
			return false;
		}

		/*
		 * Process SubMenus
		 */

		if (!$this->getManifest()->administration->submenu)
		{
			// No submenu? We're done.
			return true;
		}

		foreach ($this->getManifest()->administration->submenu->menu
as $child)
		{
			$data = array();
			$data['menutype'] = 'main';
			$data['client_id'] = 1;
			$data['title'] = (string) trim($child);
			$data['alias'] = (string) $child;
			$data['type'] = 'component';
			$data['published'] = 1;
			$data['parent_id'] = $parent_id;
			$data['component_id'] = $componentId;
			$data['img'] = ((string) $child->attributes()->img) ?:
'class:component';
			$data['home'] = 0;

			// Set the sub menu link
			if ((string) $child->attributes()->link)
			{
				$data['link'] = 'index.php?' .
$child->attributes()->link;
			}
			else
			{
				$request = array();

				if ((string) $child->attributes()->act)
				{
					$request[] = 'act=' . $child->attributes()->act;
				}

				if ((string) $child->attributes()->task)
				{
					$request[] = 'task=' . $child->attributes()->task;
				}

				if ((string) $child->attributes()->controller)
				{
					$request[] = 'controller=' .
$child->attributes()->controller;
				}

				if ((string) $child->attributes()->view)
				{
					$request[] = 'view=' . $child->attributes()->view;
				}

				if ((string) $child->attributes()->layout)
				{
					$request[] = 'layout=' . $child->attributes()->layout;
				}

				if ((string) $child->attributes()->sub)
				{
					$request[] = 'sub=' . $child->attributes()->sub;
				}

				$qstring = count($request) ? '&' .
implode('&', $request) : '';
				$data['link'] = 'index.php?option=' . $option .
$qstring;
			}

			$submenuId = $this->_createAdminMenuItem($data, $parent_id);

			if ($submenuId === false)
			{
				return false;
			}

			/*
			 * Since we have created a menu item, we add it to the installation step
stack
			 * so that if we have to rollback the changes we can undo it.
			 */
			$this->parent->pushStep(array('type' =>
'menu', 'id' => $componentId));
		}

		return true;
	}

	/**
	 * Method to remove admin menu references to a component
	 *
	 * @param   int  $id  The ID of the extension whose admin menus will be
removed
	 *
	 * @return  boolean  True if successful.
	 *
	 * @since   3.1
	 */
	protected function _removeAdminMenus($id)
	{
		$db = $this->parent->getDbo();

		/** @var  \JTableMenu  $table */
		$table = Table::getInstance('menu');

		// Get the ids of the menu items
		$query = $db->getQuery(true)
			->select('id')
			->from('#__menu')
			->where($db->quoteName('client_id') . ' = 1')
			->where($db->quoteName('menutype') . ' = ' .
$db->q('main'))
			->where($db->quoteName('component_id') . ' = '
. (int) $id);

		$db->setQuery($query);

		$ids = $db->loadColumn();

		$result = true;

		// Check for error
		if (!empty($ids))
		{
			// Iterate the items to delete each one.
			foreach ($ids as $menuid)
			{
				if (!$table->delete((int) $menuid, false))
				{
					$this->setError($table->getError());

					$result = false;
				}
			}

			// Rebuild the whole tree
			$table->rebuild();
		}

		return $result;
	}

	/**
	 * Method to update menu database entries for a component in case the
component has been uninstalled before.
	 * NOTE: This will not update admin menus. Use _updateMenus() instead to
update admin menus ase well.
	 *
	 * @param   int|null  $componentId  The component ID.
	 *
	 * @return  boolean  True if successful
	 *
	 * @since   3.4.2
	 */
	protected function _updateSiteMenus($componentId = null)
	{
		return $this->_updateMenus($componentId, 0);
	}

	/**
	 * Method to update menu database entries for a component in case if the
component has been uninstalled before.
	 *
	 * @param   int|null  $componentId  The component ID.
	 * @param   int       $clientId     The client id
	 *
	 * @return  boolean  True if successful
	 *
	 * @since   3.7.0
	 */
	protected function _updateMenus($componentId, $clientId = null)
	{
		$db     = $this->parent->getDbo();
		$option = $this->get('element');

		// Update all menu items which contain
'index.php?option=com_extension' or
'index.php?option=com_extension&...'
		// to use the new component id.
		$query = $db->getQuery(true)
			->update('#__menu')
			->set('component_id = ' . $db->quote($componentId))
			->where('type = ' . $db->quote('component'))
			->where('('
				. 'link LIKE ' . $db->quote('index.php?option='
. $option) . ' OR '
				. 'link LIKE ' .
$db->q($db->escape('index.php?option=' . $option .
'&') . '%', false)
				. ')');

		if (isset($clientId))
		{
			$query->where('client_id = ' . (int) $clientId);
		}

		$db->setQuery($query);

		try
		{
			$db->execute();
		}
		catch (\RuntimeException $e)
		{
			return false;
		}

		return true;
	}

	/**
	 * Custom rollback method
	 * - Roll back the component menu item
	 *
	 * @param   array  $step  Installation step to rollback.
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	protected function _rollback_menu($step)
	{
		return $this->_removeAdminMenus($step['id']);
	}

	/**
	 * Discover unregistered extensions.
	 *
	 * @return  array  A list of extensions.
	 *
	 * @since   3.1
	 */
	public function discover()
	{
		$results = array();
		$site_components = \JFolder::folders(JPATH_SITE .
'/components');
		$admin_components = \JFolder::folders(JPATH_ADMINISTRATOR .
'/components');

		foreach ($site_components as $component)
		{
			if (file_exists(JPATH_SITE . '/components/' . $component .
'/' . str_replace('com_', '', $component) .
'.xml'))
			{
				$manifest_details = Installer::parseXMLInstallFile(
					JPATH_SITE . '/components/' . $component . '/' .
str_replace('com_', '', $component) . '.xml'
				);
				$extension = Table::getInstance('extension');
				$extension->set('type', 'component');
				$extension->set('client_id', 0);
				$extension->set('element', $component);
				$extension->set('folder', '');
				$extension->set('name', $component);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		foreach ($admin_components as $component)
		{
			if (file_exists(JPATH_ADMINISTRATOR . '/components/' .
$component . '/' . str_replace('com_', '',
$component) . '.xml'))
			{
				$manifest_details = Installer::parseXMLInstallFile(
					JPATH_ADMINISTRATOR . '/components/' . $component .
'/' . str_replace('com_', '', $component) .
'.xml'
				);
				$extension = Table::getInstance('extension');
				$extension->set('type', 'component');
				$extension->set('client_id', 1);
				$extension->set('element', $component);
				$extension->set('folder', '');
				$extension->set('name', $component);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		return $results;
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$short_element = str_replace('com_', '',
$this->parent->extension->element);
		$manifestPath = $client->path . '/components/' .
$this->parent->extension->element . '/' . $short_element
. '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		try
		{
			return $this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_COMP_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}

	/**
	 * Creates the menu item in the database. If the item already exists it
tries to remove it and create it afresh.
	 *
	 * @param   array    &$data     The menu item data to create
	 * @param   integer  $parentId  The parent menu item ID
	 *
	 * @return  boolean|integer  Menu item ID on success, false on failure
	 */
	protected function _createAdminMenuItem(array &$data, $parentId)
	{
		$db = $this->parent->getDbo();

		/** @var  \JTableMenu  $table */
		$table  = Table::getInstance('menu');

		try
		{
			$table->setLocation($parentId, 'last-child');
		}
		catch (\InvalidArgumentException $e)
		{
			\JLog::add($e->getMessage(), \JLog::WARNING, 'jerror');

			return false;
		}

		if (!$table->bind($data) || !$table->check() ||
!$table->store())
		{
			// The menu item already exists. Delete it and retry instead of throwing
an error.
			$query = $db->getQuery(true)
				->select('id')
				->from('#__menu')
				->where('menutype = ' .
$db->q($data['menutype']))
				->where('client_id = 1')
				->where('link = ' . $db->q($data['link']))
				->where('type = ' . $db->q($data['type']))
				->where('parent_id = ' .
$db->q($data['parent_id']))
				->where('home = ' . $db->q($data['home']));

			$db->setQuery($query);
			$menu_id = $db->loadResult();

			if (!$menu_id)
			{
				// Oops! Could not get the menu ID. Go back and rollback changes.
				\JError::raiseWarning(1, $table->getError());

				return false;
			}
			else
			{
				/** @var  \JTableMenu $temporaryTable */
				$temporaryTable = Table::getInstance('menu');
				$temporaryTable->delete($menu_id, true);
				$temporaryTable->load($parentId);
				$temporaryTable->rebuild($parentId, $temporaryTable->lft,
$temporaryTable->level, $temporaryTable->path);

				// Retry creating the menu item
				$table->setLocation($parentId, 'last-child');

				if (!$table->bind($data) || !$table->check() ||
!$table->store())
				{
					// Install failed, warn user and rollback changes
					\JError::raiseWarning(1, $table->getError());

					return false;
				}
			}
		}

		return $table->id;
	}
}
FileAdapter.php000064400000040165151160361630007445 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Table\Table;

\JLoader::import('joomla.filesystem.folder');

/**
 * File installer
 *
 * @since  3.1
 */
class FileAdapter extends InstallerAdapter
{
	/**
	 * `<scriptfile>` element of the extension manifest
	 *
	 * @var    object
	 * @since  3.1
	 */
	protected $scriptElement = null;

	/**
	 * Flag if the adapter supports discover installs
	 *
	 * Adapters should override this and set to false if discover install is
unsupported
	 *
	 * @var    boolean
	 * @since  3.4
	 */
	protected $supportsDiscoverInstall = false;

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// Populate File and Folder List to copy
		$this->populateFilesAndFolderList();

		// Now that we have folder list, lets start creating them
		foreach ($this->folderList as $folder)
		{
			if (!\JFolder::exists($folder))
			{
				if (!$created = \JFolder::create($folder))
				{
					throw new \RuntimeException(
						\JText::sprintf('JLIB_INSTALLER_ABORT_FILE_INSTALL_FAIL_SOURCE_DIRECTORY',
$folder)
					);
				}

				// Since we created a directory and will want to remove it if we have
to roll back.
				// The installation due to some errors, let's add it to the
installation step stack.
				if ($created)
				{
					$this->parent->pushStep(array('type' =>
'folder', 'path' => $folder));
				}
			}
		}

		// Now that we have file list, let's start copying them
		$this->parent->copyFiles($this->fileList);
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		$update = Table::getInstance('update');

		$uid = $update->find(
			array(
				'element' => $this->element,
				'type' => $this->type,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		$manifest = array();
		$manifest['src'] =
$this->parent->getPath('manifest');
		$manifest['dest'] = JPATH_MANIFESTS . '/files/' .
basename($this->parent->getPath('manifest'));

		if (!$this->parent->copyFiles(array($manifest), true))
		{
			// Install failed, rollback changes
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_FILE_INSTALL_COPY_SETUP'));
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			// First, we have to create a folder for the script if one isn't
present
			if
(!file_exists($this->parent->getPath('extension_root')))
			{
				\JFolder::create($this->parent->getPath('extension_root'));
			}

			$path['src'] =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					// Install failed, rollback changes
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ABORT_MANIFEST',
							\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
						)
					);
				}
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		if (!$element)
		{
			$manifestPath =
\JPath::clean($this->parent->getPath('manifest'));
			$element = preg_replace('/\.xml/', '',
basename($manifestPath));
		}

		return $element;
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path on which to find language files.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path)
	{
		$extension = 'files_' .
strtolower(str_replace('files_', '',
$this->getElement()));

		$this->doLoadLanguage($extension, $path, JPATH_SITE);
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		// Parse optional tags
		$this->parent->parseLanguages($this->getManifest()->languages);
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function setupInstallPaths()
	{
		// Set the file root path
		if ($this->name === 'files_joomla')
		{
			// If we are updating the Joomla core, set the root path to the root of
Joomla
			$this->parent->setPath('extension_root', JPATH_ROOT);
		}
		else
		{
			$this->parent->setPath('extension_root', JPATH_MANIFESTS
. '/files/' . $this->element);
		}
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		if ($this->currentExtensionId)
		{
			// Load the entry and update the manifest_cache
			$this->extension->load($this->currentExtensionId);

			// Update name
			$this->extension->name = $this->name;

			// Update manifest
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						$this->extension->getError()
					)
				);
			}
		}
		else
		{
			// Add an entry to the extension table with a whole heap of defaults
			$this->extension->name = $this->name;
			$this->extension->type = 'file';
			$this->extension->element = $this->element;

			// There is no folder for files so leave it blank
			$this->extension->folder = '';
			$this->extension->enabled = 1;
			$this->extension->protected = 0;
			$this->extension->access = 0;
			$this->extension->client_id = 0;
			$this->extension->params = '';
			$this->extension->system_data = '';
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();
			$this->extension->custom_data = '';

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						$this->extension->getError()
					)
				);
			}

			// Since we have created a module item, we add it to the installation
step stack
			// so that if we have to rollback the changes we can undo it.
			$this->parent->pushStep(array('type' =>
'extension', 'extension_id' =>
$this->extension->extension_id));
		}
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   string  $id  The id of the file to uninstall
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$row = Table::getInstance('extension');

		if (!$row->load($id))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_LOAD_ENTRY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		if ($row->protected)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_WARNCOREFILE'),
\JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($row->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($row->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		$retval = true;
		$manifestFile = JPATH_MANIFESTS . '/files/' . $row->element
. '.xml';

		// Because files may not have their own folders we cannot use the
standard method of finding an installation manifest
		if (file_exists($manifestFile))
		{
			// Set the files root path
			$this->parent->setPath('extension_root', JPATH_MANIFESTS
. '/files/' . $row->element);

			$xml = simplexml_load_file($manifestFile);

			// If we cannot load the XML file return null
			if (!$xml)
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_LOAD_MANIFEST'),
\JLog::WARNING, 'jerror');

				return false;
			}

			// Check for a valid XML root tag.
			if ($xml->getName() !== 'extension')
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_INVALID_MANIFEST'),
\JLog::WARNING, 'jerror');

				return false;
			}

			$this->setManifest($xml);

			// If there is a manifest class file, let's load it
			$this->scriptElement = $this->getManifest()->scriptfile;
			$manifestScript = (string) $this->getManifest()->scriptfile;

			if ($manifestScript)
			{
				$manifestScriptFile =
$this->parent->getPath('extension_root') . '/' .
$manifestScript;

				// Set the class name
				$classname = $row->element . 'InstallerScript';

				\JLoader::register($classname, $manifestScriptFile);

				if (class_exists($classname))
				{
					// Create a new instance
					$this->parent->manifestClass = new $classname($this);

					// And set this so we can copy it later
					$this->set('manifest_script', $manifestScript);
				}
			}

			ob_start();
			ob_implicit_flush(false);

			// Run uninstall if possible
			if ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'uninstall'))
			{
				$this->parent->manifestClass->uninstall($this);
			}

			$msg = ob_get_contents();
			ob_end_clean();

			if ($msg != '')
			{
				$this->parent->set('extension_message', $msg);
			}

			$db = \JFactory::getDbo();

			// Let's run the uninstall queries for the extension
			$result =
$this->parent->parseSQLFiles($this->getManifest()->uninstall->sql);

			if ($result === false)
			{
				// Install failed, rollback changes
				\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_SQL_ERROR',
$db->stderr(true)), \JLog::WARNING, 'jerror');
				$retval = false;
			}

			// Remove the schema version
			$query = $db->getQuery(true)
				->delete('#__schemas')
				->where('extension_id = ' . $row->extension_id);
			$db->setQuery($query);
			$db->execute();

			// Loop through all elements and get list of files and folders
			foreach ($xml->fileset->files as $eFiles)
			{
				$target = (string) $eFiles->attributes()->target;

				// Create folder path
				if (empty($target))
				{
					$targetFolder = JPATH_ROOT;
				}
				else
				{
					$targetFolder = JPATH_ROOT . '/' . $target;
				}

				$folderList = array();

				// Check if all children exists
				if (count($eFiles->children()) > 0)
				{
					// Loop through all filenames elements
					foreach ($eFiles->children() as $eFileName)
					{
						if ($eFileName->getName() === 'folder')
						{
							$folderList[] = $targetFolder . '/' . $eFileName;
						}
						else
						{
							$fileName = $targetFolder . '/' . $eFileName;
							\JFile::delete($fileName);
						}
					}
				}

				// Delete any folders that don't have any content in them.
				foreach ($folderList as $folder)
				{
					$files = \JFolder::files($folder);

					if ($files !== false && !count($files))
					{
						\JFolder::delete($folder);
					}
				}
			}

			\JFile::delete($manifestFile);

			// Lastly, remove the extension_root
			$folder = $this->parent->getPath('extension_root');

			if (\JFolder::exists($folder))
			{
				\JFolder::delete($folder);
			}
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_FILE_UNINSTALL_INVALID_NOTFOUND_MANIFEST'),
\JLog::WARNING, 'jerror');

			// Delete the row because its broken
			$row->delete();

			return false;
		}

		$this->parent->removeFiles($xml->languages);

		$row->delete();

		return $retval;
	}

	/**
	 * Function used to check if extension is already installed
	 *
	 * @param   string  $extension  The element name of the extension to
install
	 *
	 * @return  boolean  True if extension exists
	 *
	 * @since   3.1
	 */
	protected function extensionExistsInSystem($extension = null)
	{
		// Get a database connector object
		$db = $this->parent->getDbo();

		$query = $db->getQuery(true)
			->select($db->quoteName('extension_id'))
			->from($db->quoteName('#__extensions'))
			->where($db->quoteName('type') . ' = ' .
$db->quote('file'))
			->where($db->quoteName('element') . ' = ' .
$db->quote($extension));
		$db->setQuery($query);

		try
		{
			$db->execute();
		}
		catch (\RuntimeException $e)
		{
			// Install failed, roll back changes
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT_FILE_ROLLBACK',
$db->stderr(true)));

			return false;
		}

		$id = $db->loadResult();

		if (empty($id))
		{
			return false;
		}

		return true;
	}

	/**
	 * Function used to populate files and folder list
	 *
	 * @return  boolean  none
	 *
	 * @since   3.1
	 */
	protected function populateFilesAndFolderList()
	{
		// Initialise variable
		$this->folderList = array();
		$this->fileList = array();

		// Set root folder names
		$packagePath = $this->parent->getPath('source');
		$jRootPath = \JPath::clean(JPATH_ROOT);

		// Loop through all elements and get list of files and folders
		foreach ($this->getManifest()->fileset->files as $eFiles)
		{
			// Check if the element is files element
			$folder = (string) $eFiles->attributes()->folder;
			$target = (string) $eFiles->attributes()->target;

			// Split folder names into array to get folder names. This will help in
creating folders
			$arrList = preg_split("#/|\\/#", $target);

			$folderName = $jRootPath;

			foreach ($arrList as $dir)
			{
				if (empty($dir))
				{
					continue;
				}

				$folderName .= '/' . $dir;

				// Check if folder exists, if not then add to the array for folder
creation
				if (!\JFolder::exists($folderName))
				{
					$this->folderList[] = $folderName;
				}
			}

			// Create folder path
			$sourceFolder = empty($folder) ? $packagePath : $packagePath .
'/' . $folder;
			$targetFolder = empty($target) ? $jRootPath : $jRootPath . '/'
. $target;

			// Check if source folder exists
			if (!\JFolder::exists($sourceFolder))
			{
				\JLog::add(\JText::sprintf('JLIB_INSTALLER_ABORT_FILE_INSTALL_FAIL_SOURCE_DIRECTORY',
$sourceFolder), \JLog::WARNING, 'jerror');

				// If installation fails, rollback
				$this->parent->abort();

				return false;
			}

			// Check if all children exists
			if (count($eFiles->children()))
			{
				// Loop through all filenames elements
				foreach ($eFiles->children() as $eFileName)
				{
					$path['src'] = $sourceFolder . '/' . $eFileName;
					$path['dest'] = $targetFolder . '/' . $eFileName;
					$path['type'] = 'file';

					if ($eFileName->getName() === 'folder')
					{
						$folderName         = $targetFolder . '/' . $eFileName;
						$this->folderList[] = $folderName;
						$path['type']       = 'folder';
					}

					$this->fileList[] = $path;
				}
			}
			else
			{
				$files = \JFolder::files($sourceFolder);

				foreach ($files as $file)
				{
					$path['src'] = $sourceFolder . '/' . $file;
					$path['dest'] = $targetFolder . '/' . $file;

					$this->fileList[] = $path;
				}
			}
		}
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean result of operation, true if updated, false on failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$manifestPath = JPATH_MANIFESTS . '/files/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		try
		{
			return $this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}
LanguageAdapter.php000064400000061741151160361630010314 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Language\Language;
use Joomla\CMS\Language\LanguageHelper;
use Joomla\CMS\Table\Table;
use Joomla\Registry\Registry;

jimport('joomla.filesystem.folder');

/**
 * Language installer
 *
 * @since  3.1
 */
class LanguageAdapter extends InstallerAdapter
{
	/**
	 * Core language pack flag
	 *
	 * @var    boolean
	 * @since  3.0.0
	 */
	protected $core = false;

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// TODO - Refactor adapter to use common code
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function setupInstallPaths()
	{
		// TODO - Refactor adapter to use common code
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		// TODO - Refactor adapter to use common code
	}

	/**
	 * Custom install method
	 *
	 * Note: This behaves badly due to hacks made in the middle of 1.5.x to
add
	 * the ability to install multiple distinct packs in one install. The
	 * preferred method is to use a package to install multiple language
packs.
	 *
	 * @return  boolean|integer  The extension ID on success, boolean false on
failure
	 *
	 * @since   3.1
	 */
	public function install()
	{
		$source = $this->parent->getPath('source');

		if (!$source)
		{
			$this->parent
				->setPath(
				'source',
				($this->parent->extension->client_id ? JPATH_ADMINISTRATOR :
JPATH_SITE) . '/language/' .
$this->parent->extension->element
			);
		}

		$this->setManifest($this->parent->getManifest());

		// Get the client application target
		if ($cname = (string)
$this->getManifest()->attributes()->client)
		{
			// Attempt to map the client to a base path
			$client = ApplicationHelper::getClientInfo($cname, true);

			if ($client === null)
			{
				$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
\JText::sprintf('JLIB_INSTALLER_ERROR_UNKNOWN_CLIENT_TYPE',
$cname)));

				return false;
			}

			$basePath = $client->path;
			$clientId = $client->id;
			$element  = $this->getManifest()->files;

			return $this->_install($cname, $basePath, $clientId, $element);
		}
		else
		{
			// No client attribute was found so we assume the site as the client
			$cname    = 'site';
			$basePath = JPATH_SITE;
			$clientId = 0;
			$element  = $this->getManifest()->files;

			return $this->_install($cname, $basePath, $clientId, $element);
		}
	}

	/**
	 * Install function that is designed to handle individual clients
	 *
	 * @param   string   $cname     Cname @todo: not used
	 * @param   string   $basePath  The base name.
	 * @param   integer  $clientId  The client id.
	 * @param   object   &$element  The XML element.
	 *
	 * @return  boolean|integer  The extension ID on success, boolean false on
failure
	 *
	 * @since   3.1
	 */
	protected function _install($cname, $basePath, $clientId, &$element)
	{
		$this->setManifest($this->parent->getManifest());

		// Get the language name
		// Set the extensions name
		$name = \JFilterInput::getInstance()->clean((string)
$this->getManifest()->name, 'cmd');
		$this->set('name', $name);

		// Get the Language tag [ISO tag, eg. en-GB]
		$tag = (string) $this->getManifest()->tag;

		// Check if we found the tag - if we didn't, we may be trying to
install from an older language package
		if (!$tag)
		{
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
\JText::_('JLIB_INSTALLER_ERROR_NO_LANGUAGE_TAG')));

			return false;
		}

		$this->set('tag', $tag);

		// Set the language installation path
		$this->parent->setPath('extension_site', $basePath .
'/language/' . $tag);

		// Do we have a meta file in the file list?  In other words... is this a
core language pack?
		if ($element && count($element->children()))
		{
			$files = $element->children();

			foreach ($files as $file)
			{
				if ((string) $file->attributes()->file === 'meta')
				{
					$this->core = true;
					break;
				}
			}
		}

		// If the language directory does not exist, let's create it
		$created = false;

		if
(!file_exists($this->parent->getPath('extension_site')))
		{
			if (!$created =
\JFolder::create($this->parent->getPath('extension_site')))
			{
				$this->parent
					->abort(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT',
						\JText::sprintf('JLIB_INSTALLER_ERROR_CREATE_FOLDER_FAILED',
$this->parent->getPath('extension_site'))
					)
				);

				return false;
			}
		}
		else
		{
			// Look for an update function or update tag
			$updateElement = $this->getManifest()->update;

			// Upgrade manually set or update tag detected
			if ($updateElement || $this->parent->isUpgrade())
			{
				// Transfer control to the update function
				return $this->update();
			}
			elseif (!$this->parent->isOverwrite())
			{
				// Overwrite is set
				// We didn't have overwrite set, find an update function or find
an update tag so lets call it safe
				if
(file_exists($this->parent->getPath('extension_site')))
				{
					// If the site exists say so.
					\JLog::add(
						\JText::sprintf('JLIB_INSTALLER_ABORT',
\JText::sprintf('JLIB_INSTALLER_ERROR_FOLDER_IN_USE',
$this->parent->getPath('extension_site'))),
						\JLog::WARNING, 'jerror'
					);
				}
				else
				{
					// If the admin exists say so.
					\JLog::add(
						\JText::sprintf('JLIB_INSTALLER_ABORT',
							\JText::sprintf('JLIB_INSTALLER_ERROR_FOLDER_IN_USE',
$this->parent->getPath('extension_administrator'))
						),
						\JLog::WARNING, 'jerror'
					);
				}

				return false;
			}
		}

		/*
		 * If we created the language directory we will want to remove it if we
		 * have to roll back the installation, so let's add it to the
installation
		 * step stack
		 */
		if ($created)
		{
			$this->parent->pushStep(array('type' =>
'folder', 'path' =>
$this->parent->getPath('extension_site')));
		}

		// Copy all the necessary files
		if ($this->parent->parseFiles($element) === false)
		{
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		// Parse optional tags
		$this->parent->parseMedia($this->getManifest()->media);

		/*
		 * Log that PDF Fonts in language packs are deprecated and will be
removed in 4.0
		 * Ref: https://github.com/joomla/joomla-cms/issues/31286
		 */
		if (is_dir($basePath . '/language/pdf_fonts'))
		{
			try
			{
				\JLog::add(
					'Using the "pdf_fonts" folder to load language specific
fonts in languages is deprecated and will be removed in 4.0.',
					\JLog::WARNING,
					'deprecated'
				);
			}
			catch (RuntimeException $exception)
			{
				// Informational log only
			}
		}

		// Copy all the necessary font files to the common pdf_fonts directory
		$this->parent->setPath('extension_site', $basePath .
'/language/pdf_fonts');
		$overwrite = $this->parent->setOverwrite(true);

		if ($this->parent->parseFiles($this->getManifest()->fonts)
=== false)
		{
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		$this->parent->setOverwrite($overwrite);

		// Get the language description
		$description = (string) $this->getManifest()->description;

		if ($description)
		{
			$this->parent->set('message', \JText::_($description));
		}
		else
		{
			$this->parent->set('message', '');
		}

		// Add an entry to the extension table with a whole heap of defaults
		$row = Table::getInstance('extension');
		$row->set('name', $this->get('name'));
		$row->set('type', 'language');
		$row->set('element', $this->get('tag'));

		// There is no folder for languages
		$row->set('folder', '');
		$row->set('enabled', 1);
		$row->set('protected', 0);
		$row->set('access', 0);
		$row->set('client_id', $clientId);
		$row->set('params', $this->parent->getParams());
		$row->set('manifest_cache',
$this->parent->generateManifestCache());

		if (!$row->check() || !$row->store())
		{
			// Install failed, roll back changes
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
$row->getError()));

			return false;
		}

		// Create an unpublished content language.
		if ((int) $clientId === 0)
		{
			// Load the site language manifest.
			$siteLanguageManifest = LanguageHelper::parseXMLLanguageFile(JPATH_SITE
. '/language/' . $this->tag . '/' . $this->tag .
'.xml');

			// Set the content language title as the language metadata name.
			$contentLanguageTitle = $siteLanguageManifest['name'];

			// Set, as fallback, the content language native title to the language
metadata name.
			$contentLanguageNativeTitle = $contentLanguageTitle;

			// If exist, load the native title from the language xml metadata.
			if (isset($siteLanguageManifest['nativeName']) &&
$siteLanguageManifest['nativeName'])
			{
				$contentLanguageNativeTitle =
$siteLanguageManifest['nativeName'];
			}

			// Try to load a language string from the installation language var.
Will be removed in 4.0.
			if ($contentLanguageNativeTitle === $contentLanguageTitle)
			{
				if (file_exists(JPATH_INSTALLATION . '/language/' .
$this->tag . '/' . $this->tag . '.xml'))
				{
					$installationLanguage = new Language($this->tag);
					$installationLanguage->load('', JPATH_INSTALLATION);

					if
($installationLanguage->hasKey('INSTL_DEFAULTLANGUAGE_NATIVE_LANGUAGE_NAME'))
					{
						// Make sure it will not use the en-GB fallback.
						$defaultLanguage = new Language('en-GB');
						$defaultLanguage->load('', JPATH_INSTALLATION);

						$defaultLanguageNativeTitle      =
$defaultLanguage->_('INSTL_DEFAULTLANGUAGE_NATIVE_LANGUAGE_NAME');
						$installationLanguageNativeTitle =
$installationLanguage->_('INSTL_DEFAULTLANGUAGE_NATIVE_LANGUAGE_NAME');

						if ($defaultLanguageNativeTitle !== $installationLanguageNativeTitle)
						{
							$contentLanguageNativeTitle =
$installationLanguage->_('INSTL_DEFAULTLANGUAGE_NATIVE_LANGUAGE_NAME');
						}
					}
				}
			}

			// Prepare language data for store.
			$languageData = array(
				'lang_id'      => 0,
				'lang_code'    => $this->tag,
				'title'        => $contentLanguageTitle,
				'title_native' => $contentLanguageNativeTitle,
				'sef'          => $this->getSefString($this->tag),
				'image'        => strtolower(str_replace('-',
'_', $this->tag)),
				'published'    => 0,
				'ordering'     => 0,
				'access'       => (int)
\JFactory::getConfig()->get('access', 1),
				'description'  => '',
				'metakey'      => '',
				'metadesc'     => '',
				'sitename'     => '',
			);

			$tableLanguage = Table::getInstance('language');

			if (!$tableLanguage->bind($languageData) ||
!$tableLanguage->check() || !$tableLanguage->store() ||
!$tableLanguage->reorder())
			{
				\JLog::add(
					\JText::sprintf('JLIB_INSTALLER_WARNING_UNABLE_TO_INSTALL_CONTENT_LANGUAGE',
$siteLanguageManifest['name'], $tableLanguage->getError()),
					\JLog::NOTICE,
					'jerror'
				);
			}
		}

		// Clobber any possible pending updates
		$update = Table::getInstance('update');
		$uid = $update->find(array('element' =>
$this->get('tag'), 'type' =>
'language', 'folder' => ''));

		if ($uid)
		{
			$update->delete($uid);
		}

		// Clean installed languages cache.
		\JFactory::getCache()->clean('com_languages');

		return $row->get('extension_id');
	}


	/**
	 * Gets a unique language SEF string.
	 *
	 * This function checks other existing language with the same code, if
they exist provides a unique SEF name.
	 * For instance: en-GB, en-US and en-AU will share the same SEF code by
default: www.mywebsite.com/en/
	 * To avoid this conflict, this function creates an specific SEF in case
of existing conflict:
	 * For example: www.mywebsite.com/en-au/
	 *
	 * @param   string  $itemLanguageTag  Language Tag.
	 *
	 * @return  string
	 *
	 * @since   3.7.0
	 */
	protected function getSefString($itemLanguageTag)
	{
		$langs               = explode('-', $itemLanguageTag);
		$prefixToFind        = $langs[0];
		$numberPrefixesFound = 0;

		// Get the sef value of all current content languages.
		$db = \JFactory::getDbo();
		$query = $db->getQuery(true)
			->select($db->qn('sef'))
			->from($db->qn('#__languages'));
		$db->setQuery($query);

		$siteLanguages = $db->loadObjectList();

		foreach ($siteLanguages as $siteLang)
		{
			if ($siteLang->sef === $prefixToFind)
			{
				$numberPrefixesFound++;
			}
		}

		return $numberPrefixesFound === 0 ? $prefixToFind :
strtolower($itemLanguageTag);
	}

	/**
	 * Custom update method
	 *
	 * @return  boolean  True on success, false on failure
	 *
	 * @since   3.1
	 */
	public function update()
	{
		$xml = $this->parent->getManifest();

		$this->setManifest($xml);

		$cname = $xml->attributes()->client;

		// Attempt to map the client to a base path
		$client = ApplicationHelper::getClientInfo($cname, true);

		if ($client === null || (empty($cname) && $cname !== 0))
		{
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
\JText::sprintf('JLIB_INSTALLER_ERROR_UNKNOWN_CLIENT_TYPE',
$cname)));

			return false;
		}

		$basePath = $client->path;
		$clientId = $client->id;

		// Get the language name
		// Set the extensions name
		$name = (string) $this->getManifest()->name;
		$name = \JFilterInput::getInstance()->clean($name, 'cmd');
		$this->set('name', $name);

		// Get the Language tag [ISO tag, eg. en-GB]
		$tag = (string) $xml->tag;

		// Check if we found the tag - if we didn't, we may be trying to
install from an older language package
		if (!$tag)
		{
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
\JText::_('JLIB_INSTALLER_ERROR_NO_LANGUAGE_TAG')));

			return false;
		}

		$this->set('tag', $tag);

		// Set the language installation path
		$this->parent->setPath('extension_site', $basePath .
'/language/' . $tag);

		// Do we have a meta file in the file list?  In other words... is this a
core language pack?
		if (count($xml->files->children()))
		{
			foreach ($xml->files->children() as $file)
			{
				if ((string) $file->attributes()->file === 'meta')
				{
					$this->core = true;
					break;
				}
			}
		}

		// Copy all the necessary files
		if ($this->parent->parseFiles($xml->files) === false)
		{
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		// Parse optional tags
		$this->parent->parseMedia($xml->media);

		/*
		 * Log that PDF Fonts in language packs are deprecated and will be
removed in 4.0
		 * Ref: https://github.com/joomla/joomla-cms/issues/31286
		 */
		if (is_dir($basePath . '/language/pdf_fonts'))
		{
			try
			{
				\JLog::add(
					'Using the "pdf_fonts" folder to load language specific
fonts in languages is deprecated and will be removed in 4.0.',
					\JLog::WARNING,
					'deprecated'
				);
			}
			catch (RuntimeException $exception)
			{
				// Informational log only
			}
		}

		// Copy all the necessary font files to the common pdf_fonts directory
		$this->parent->setPath('extension_site', $basePath .
'/language/pdf_fonts');
		$overwrite = $this->parent->setOverwrite(true);

		if ($this->parent->parseFiles($xml->fonts) === false)
		{
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		$this->parent->setOverwrite($overwrite);

		// Get the language description and set it as message
		$this->parent->set('message', (string)
$xml->description);

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Finalization and Cleanup Section
		 *
---------------------------------------------------------------------------------------------
		 */

		// Clobber any possible pending updates
		$update = Table::getInstance('update');
		$uid = $update->find(array('element' =>
$this->get('tag'), 'type' =>
'language', 'client_id' => $clientId));

		if ($uid)
		{
			$update->delete($uid);
		}

		// Update an entry to the extension table
		$row = Table::getInstance('extension');
		$eid = $row->find(array('element' =>
$this->get('tag'), 'type' =>
'language', 'client_id' => $clientId));

		if ($eid)
		{
			$row->load($eid);
		}
		else
		{
			// Set the defaults

			// There is no folder for language
			$row->set('folder', '');
			$row->set('enabled', 1);
			$row->set('protected', 0);
			$row->set('access', 0);
			$row->set('client_id', $clientId);
			$row->set('params', $this->parent->getParams());
		}

		$row->set('name', $this->get('name'));
		$row->set('type', 'language');
		$row->set('element', $this->get('tag'));
		$row->set('manifest_cache',
$this->parent->generateManifestCache());

		// Clean installed languages cache.
		\JFactory::getCache()->clean('com_languages');

		if (!$row->check() || !$row->store())
		{
			// Install failed, roll back changes
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT',
$row->getError()));

			return false;
		}

		return $row->get('extension_id');
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   string  $eid  The tag of the language to uninstall
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($eid)
	{
		// Load up the extension details
		$extension = Table::getInstance('extension');
		$extension->load($eid);

		// Grab a copy of the client details
		$client =
ApplicationHelper::getClientInfo($extension->get('client_id'));

		// Check the element isn't blank to prevent nuking the languages
directory...just in case
		$element = $extension->get('element');

		if (empty($element))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_UNINSTALL_ELEMENT_EMPTY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Check that the language is not protected, Normally en-GB.
		$protected = $extension->get('protected');

		if ($protected == 1)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_UNINSTALL_PROTECTED'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Verify that it's not the default language for that client
		$params = ComponentHelper::getParams('com_languages');

		if ($params->get($client->name) === $element)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_UNINSTALL_DEFAULT'),
\JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($extension->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($extension->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$extension->name), \JLog::WARNING, 'jerror');

			return false;
		}

		// Construct the path from the client, the language and the extension
element name
		$path = $client->path . '/language/' . $element;

		// Get the package manifest object and remove media
		$this->parent->setPath('source', $path);

		// We do findManifest to avoid problem when uninstalling a list of
extension: getManifest cache its manifest file
		$this->parent->findManifest();
		$this->setManifest($this->parent->getManifest());
		$this->parent->removeFiles($this->getManifest()->media);

		// Check it exists
		if (!\JFolder::exists($path))
		{
			// If the folder doesn't exist lets just nuke the row as well and
presume the user killed it for us
			$extension->delete();
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_UNINSTALL_PATH_EMPTY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		if (!\JFolder::delete($path))
		{
			// If deleting failed we'll leave the extension entry in tact just
in case
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_UNINSTALL_DIRECTORY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Remove the extension table entry
		$extension->delete();

		// Setting the language of users which have this language as the default
language
		$db = \JFactory::getDbo();
		$query = $db->getQuery(true)
			->from('#__users')
			->select('*');
		$db->setQuery($query);
		$users = $db->loadObjectList();

		if ($client->name === 'administrator')
		{
			$param_name = 'admin_language';
		}
		else
		{
			$param_name = 'language';
		}

		$count = 0;

		foreach ($users as $user)
		{
			$registry = new Registry($user->params);

			if ($registry->get($param_name) === $element)
			{
				$registry->set($param_name, '');
				$query->clear()
					->update('#__users')
					->set('params=' . $db->quote($registry))
					->where('id=' . (int) $user->id);
				$db->setQuery($query);
				$db->execute();
				$count++;
			}
		}

		// Clean installed languages cache.
		\JFactory::getCache()->clean('com_languages');

		if (!empty($count))
		{
			\JLog::add(\JText::plural('JLIB_INSTALLER_NOTICE_LANG_RESET_USERS',
$count), \JLog::NOTICE, 'jerror');
		}

		// All done!
		return true;
	}

	/**
	 * Custom discover method
	 * Finds language files
	 *
	 * @return  boolean  True on success
	 *
	 * @since  3.1
	 */
	public function discover()
	{
		$results = array();
		$site_languages = \JFolder::folders(JPATH_SITE . '/language');
		$admin_languages = \JFolder::folders(JPATH_ADMINISTRATOR .
'/language');

		foreach ($site_languages as $language)
		{
			if (file_exists(JPATH_SITE . '/language/' . $language .
'/' . $language . '.xml'))
			{
				$manifest_details = Installer::parseXMLInstallFile(JPATH_SITE .
'/language/' . $language . '/' . $language .
'.xml');
				$extension = Table::getInstance('extension');
				$extension->set('type', 'language');
				$extension->set('client_id', 0);
				$extension->set('element', $language);
				$extension->set('folder', '');
				$extension->set('name', $language);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		foreach ($admin_languages as $language)
		{
			if (file_exists(JPATH_ADMINISTRATOR . '/language/' . $language
. '/' . $language . '.xml'))
			{
				$manifest_details = Installer::parseXMLInstallFile(JPATH_ADMINISTRATOR
. '/language/' . $language . '/' . $language .
'.xml');
				$extension = Table::getInstance('extension');
				$extension->set('type', 'language');
				$extension->set('client_id', 1);
				$extension->set('element', $language);
				$extension->set('folder', '');
				$extension->set('name', $language);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		return $results;
	}

	/**
	 * Custom discover install method
	 * Basically updates the manifest cache and leaves everything alone
	 *
	 * @return  integer  The extension id
	 *
	 * @since   3.1
	 */
	public function discover_install()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$short_element = $this->parent->extension->element;
		$manifestPath = $client->path . '/language/' .
$short_element . '/' . $short_element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->parent->setPath('source', $client->path .
'/language/' . $short_element);
		$this->parent->setPath('extension_root',
$this->parent->getPath('source'));
		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->state = 0;
		$this->parent->extension->name =
$manifest_details['name'];
		$this->parent->extension->enabled = 1;

		// @todo remove code: $this->parent->extension->params =
$this->parent->getParams();
		try
		{
			$this->parent->extension->check();
			$this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LANG_DISCOVER_STORE_DETAILS'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Clean installed languages cache.
		\JFactory::getCache()->clean('com_languages');

		return $this->parent->extension->get('extension_id');
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean result of operation, true if updated, false on failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path . '/language/' .
$this->parent->extension->element . '/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		if ($this->parent->extension->store())
		{
			return true;
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_MOD_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}
LibraryAdapter.php000064400000032453151160361630010173 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Installer\Manifest\LibraryManifest;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\Update;

\JLoader::import('joomla.filesystem.folder');

/**
 * Library installer
 *
 * @since  3.1
 */
class LibraryAdapter extends InstallerAdapter
{
	/**
	 * Method to check if the extension is present in the filesystem, flags
the route as update if so
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExtensionInFilesystem()
	{
		if ($this->currentExtensionId)
		{
			// Already installed, can we upgrade?
			if ($this->parent->isOverwrite() ||
$this->parent->isUpgrade())
			{
				// We can upgrade, so uninstall the old one
				$installer = new Installer; // we don't want to compromise this
instance!
				$installer->setPackageUninstall(true);
				$installer->uninstall('library',
$this->currentExtensionId);

				// Clear the cached data
				$this->currentExtensionId = null;
				$this->extension = Table::getInstance('Extension',
'JTable', array('dbo' => $this->db));

				// From this point we'll consider this an update
				$this->setRoute('update');
			}
			else
			{
				// Abort the install, no upgrade possible
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_INSTALL_ALREADY_INSTALLED'));
			}
		}
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		if ($this->parent->parseFiles($this->getManifest()->files,
-1) === false)
		{
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_COPY_FILES'));
		}
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		/** @var Update $update */
		$update = Table::getInstance('update');
		$uid = $update->find(
			array(
				'element' => $this->element,
				'type' => $this->type,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		if ($this->route !== 'discover_install')
		{
			$manifest = array();
			$manifest['src'] =
$this->parent->getPath('manifest');
			$manifest['dest'] = JPATH_MANIFESTS . '/libraries/'
. $this->element . '.xml';

			$destFolder = dirname($manifest['dest']);

			if (!is_dir($destFolder) && !@mkdir($destFolder))
			{
				// Install failed, rollback changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_INSTALL_COPY_SETUP'));
			}

			if (!$this->parent->copyFiles(array($manifest), true))
			{
				// Install failed, rollback changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_INSTALL_COPY_SETUP'));
			}

			// If there is a manifest script, let's copy it.
			if ($this->manifest_script)
			{
				$path['src'] =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
				$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

				if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
				{
					if (!$this->parent->copyFiles(array($path)))
					{
						// Install failed, rollback changes
						throw new \RuntimeException(
							\JText::sprintf(
								'JLIB_INSTALLER_ABORT_MANIFEST',
								\JText::_('JLIB_INSTALLER_' .
strtoupper($this->route))
							)
						);
					}
				}
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		if (!$element)
		{
			$element  = (string) $this->getManifest()->libraryname;
		}

		return $element;
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path where to find language files.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path = null)
	{
		$source = $this->parent->getPath('source');

		if (!$source)
		{
			$this->parent->setPath('source', JPATH_PLATFORM .
'/' . $this->getElement());
		}

		$extension = 'lib_' . str_replace('/', '_',
$this->getElement());
		$librarypath = (string) $this->getManifest()->libraryname;
		$source = $path ?: JPATH_PLATFORM . '/' . $librarypath;

		$this->doLoadLanguage($extension, $source, JPATH_SITE);
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		$this->parent->parseLanguages($this->getManifest()->languages);
		$this->parent->parseMedia($this->getManifest()->media);
	}

	/**
	 * Prepares the adapter for a discover_install task
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	public function prepareDiscoverInstall()
	{
		$manifestPath = JPATH_MANIFESTS . '/libraries/' .
$this->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->setManifest($this->parent->getManifest());
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		$group = (string) $this->getManifest()->libraryname;

		if (!$group)
		{
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_INSTALL_NOFILE'));
		}

		// Don't install libraries which would override core folders
		$restrictedFolders = array('cms', 'fof',
'idna_convert', 'joomla', 'legacy',
'php-encryption', 'phpass', 'phputf8',
'src', 'vendor');

		if (in_array($group, $restrictedFolders))
		{
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_LIB_INSTALL_CORE_FOLDER'));
		}

		$this->parent->setPath('extension_root', JPATH_PLATFORM .
'/' . implode(DIRECTORY_SEPARATOR, explode('/',
$group)));
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		// Discover installs are stored a little differently
		if ($this->route === 'discover_install')
		{
			$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));

			$this->extension->manifest_cache = json_encode($manifest_details);
			$this->extension->state = 0;
			$this->extension->name = $manifest_details['name'];
			$this->extension->enabled = 1;
			$this->extension->params = $this->parent->getParams();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_LIB_DISCOVER_STORE_DETAILS'));
			}

			return;
		}

		$this->extension->name = $this->name;
		$this->extension->type = 'library';
		$this->extension->element = $this->element;

		// There is no folder for libraries
		$this->extension->folder = '';
		$this->extension->enabled = 1;
		$this->extension->protected = 0;
		$this->extension->access = 1;
		$this->extension->client_id = 0;
		$this->extension->params = $this->parent->getParams();

		// Custom data
		$this->extension->custom_data = '';
		$this->extension->system_data = '';

		// Update the manifest cache for the entry
		$this->extension->manifest_cache =
$this->parent->generateManifestCache();

		if (!$this->extension->store())
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_LIB_INSTALL_ROLLBACK',
					$this->extension->getError()
				)
			);
		}

		// Since we have created a library item, we add it to the installation
step stack
		// so that if we have to rollback the changes we can undo it.
		$this->parent->pushStep(array('type' =>
'extension', 'id' =>
$this->extension->extension_id));
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   string  $id  The id of the library to uninstall.
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$retval = true;

		// First order of business will be to load the module object table from
the database.
		// This should give us the necessary information to proceed.
		$row = Table::getInstance('extension');

		if (!$row->load((int) $id) || $row->element === '')
		{
			\JLog::add(\JText::_('ERRORUNKOWNEXTENSION'), \JLog::WARNING,
'jerror');

			return false;
		}

		// Is the library we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($row->protected)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LIB_UNINSTALL_WARNCORELIBRARY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($row->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($row->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		$manifestFile = JPATH_MANIFESTS . '/libraries/' .
$row->element . '.xml';

		// Because libraries may not have their own folders we cannot use the
standard method of finding an installation manifest
		if (file_exists($manifestFile))
		{
			$manifest = new LibraryManifest($manifestFile);

			// Set the library root path
			$this->parent->setPath('extension_root', JPATH_PLATFORM
. '/' . $manifest->libraryname);

			$xml = simplexml_load_file($manifestFile);

			// If we cannot load the XML file return null
			if (!$xml)
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LIB_UNINSTALL_LOAD_MANIFEST'),
\JLog::WARNING, 'jerror');

				return false;
			}

			// Check for a valid XML root tag.
			if ($xml->getName() !== 'extension')
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LIB_UNINSTALL_INVALID_MANIFEST'),
\JLog::WARNING, 'jerror');

				return false;
			}

			$this->parent->removeFiles($xml->files, -1);
			\JFile::delete($manifestFile);
		}
		else
		{
			// Remove this row entry since its invalid
			$row->delete($row->extension_id);
			unset($row);
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LIB_UNINSTALL_INVALID_NOTFOUND_MANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// TODO: Change this so it walked up the path backwards so we clobber
multiple empties
		// If the folder is empty, let's delete it
		if
(\JFolder::exists($this->parent->getPath('extension_root')))
		{
			if (is_dir($this->parent->getPath('extension_root')))
			{
				$files =
\JFolder::files($this->parent->getPath('extension_root'));

				if (!count($files))
				{
					\JFolder::delete($this->parent->getPath('extension_root'));
				}
			}
		}

		$this->parent->removeFiles($xml->media);
		$this->parent->removeFiles($xml->languages);

		$elementParts = explode('/', $row->element);

		// Delete empty vendor folders
		if (2 === count($elementParts))
		{
			@rmdir(JPATH_MANIFESTS . '/libraries/' . $elementParts[0]);
			@rmdir(JPATH_PLATFORM . '/' . $elementParts[0]);
		}

		$row->delete($row->extension_id);
		unset($row);

		return $retval;
	}

	/**
	 * Custom discover method
	 *
	 * @return  array  Extension  list of extensions available
	 *
	 * @since   3.1
	 */
	public function discover()
	{
		$results = array();


		$mainFolder = JPATH_MANIFESTS . '/libraries';
		$folder = new \RecursiveDirectoryIterator($mainFolder);
		$iterator = new \RegexIterator(
			new \RecursiveIteratorIterator($folder),
			'/\.xml$/i',
			\RecursiveRegexIterator::GET_MATCH
		);

		foreach ($iterator as $file => $pattern)
		{
			$element = str_replace(array($mainFolder . DIRECTORY_SEPARATOR,
'.xml'), '', $file);
			$manifestCache = Installer::parseXMLInstallFile($file);

			$extension = Table::getInstance('extension');
			$extension->set('type', 'library');
			$extension->set('client_id', 0);
			$extension->set('element', $element);
			$extension->set('folder', '');
			$extension->set('name', $element);
			$extension->set('state', -1);
			$extension->set('manifest_cache',
json_encode($manifestCache));
			$extension->set('params', '{}');
			$results[] = $extension;
		}

		return $results;
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$manifestPath = JPATH_MANIFESTS . '/libraries/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		try
		{
			return $this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_LIB_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}
ModuleAdapter.php000064400000050420151160361630010006 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Table\Table;
use Joomla\Utilities\ArrayHelper;

\JLoader::import('joomla.filesystem.folder');

/**
 * Module installer
 *
 * @since  3.1
 */
class ModuleAdapter extends InstallerAdapter
{
	/**
	 * The install client ID
	 *
	 * @var    integer
	 * @since  3.4
	 */
	protected $clientId;

	/**
	 * `<scriptfile>` element of the extension manifest
	 *
	 * @var    object
	 * @since  3.1
	 */
	protected $scriptElement = null;

	/**
	 * Method to check if the extension is already present in the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExistingExtension()
	{
		try
		{
			$this->currentExtensionId = $this->extension->find(
				array(
					'element'   => $this->element,
					'type'      => $this->type,
					'client_id' => $this->clientId,
				)
			);
		}
		catch (\RuntimeException $e)
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_ROLLBACK',
					\JText::_('JLIB_INSTALLER_' . $this->route),
					$e->getMessage()
				),
				$e->getCode(),
				$e
			);
		}
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// Copy all necessary files
		if ($this->parent->parseFiles($this->getManifest()->files,
-1) === false)
		{
			throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_MOD_COPY_FILES'));
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			$path['src']  =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					// Install failed, rollback changes
					throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_MOD_INSTALL_MANIFEST'));
				}
			}
		}
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		$update = Table::getInstance('update');
		$uid    = $update->find(
			array(
				'element'   => $this->element,
				'type'      => 'module',
				'client_id' => $this->clientId,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		if ($this->route !== 'discover_install')
		{
			if (!$this->parent->copyManifest(-1))
			{
				// Install failed, rollback changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_MOD_INSTALL_COPY_SETUP'));
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		if (!$element)
		{
			if (count($this->getManifest()->files->children()))
			{
				foreach ($this->getManifest()->files->children() as $file)
				{
					if ((string) $file->attributes()->module)
					{
						$element = strtolower((string) $file->attributes()->module);

						break;
					}
				}
			}
		}

		return $element;
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path where we find language files
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	public function loadLanguage($path = null)
	{
		$source = $this->parent->getPath('source');
		$client = $this->parent->extension->client_id ?
JPATH_ADMINISTRATOR : JPATH_SITE;

		if (!$source)
		{
			$this->parent->setPath('source', $client .
'/modules/' . $this->parent->extension->element);
		}

		$this->setManifest($this->parent->getManifest());

		if ($this->getManifest()->files)
		{
			$extension = $this->getElement();

			if ($extension)
			{
				$source = $path ?: ($this->parent->extension->client_id ?
JPATH_ADMINISTRATOR : JPATH_SITE) . '/modules/' . $extension;
				$folder = (string)
$this->getManifest()->files->attributes()->folder;

				if ($folder && file_exists($path . '/' . $folder))
				{
					$source = $path . '/' . $folder;
				}

				$client = (string) $this->getManifest()->attributes()->client;
				$this->doLoadLanguage($extension, $source,
constant('JPATH_' . strtoupper($client)));
			}
		}
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		// Parse optional tags
		$this->parent->parseMedia($this->getManifest()->media,
$this->clientId);
		$this->parent->parseLanguages($this->getManifest()->languages,
$this->clientId);
	}

	/**
	 * Prepares the adapter for a discover_install task
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	public function prepareDiscoverInstall()
	{
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path . '/modules/' .
$this->parent->extension->element . '/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->setManifest($this->parent->getManifest());
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		// Get the target application
		$cname = (string) $this->getManifest()->attributes()->client;

		if ($cname)
		{
			// Attempt to map the client to a base path
			$client = ApplicationHelper::getClientInfo($cname, true);

			if ($client === false)
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_MOD_UNKNOWN_CLIENT',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$client->name
					)
				);
			}

			$basePath = $client->path;
			$this->clientId = $client->id;
		}
		else
		{
			// No client attribute was found so we assume the site as the client
			$basePath = JPATH_SITE;
			$this->clientId = 0;
		}

		// Set the installation path
		if (empty($this->element))
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_MOD_INSTALL_NOFILE',
					\JText::_('JLIB_INSTALLER_' . $this->route)
				)
			);
		}

		$this->parent->setPath('extension_root', $basePath .
'/modules/' . $this->element);
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		// Discover installs are stored a little differently
		if ($this->route === 'discover_install')
		{
			$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));

			$this->extension->manifest_cache = json_encode($manifest_details);
			$this->extension->state = 0;
			$this->extension->name = $manifest_details['name'];
			$this->extension->enabled = 1;
			$this->extension->params = $this->parent->getParams();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_MOD_DISCOVER_STORE_DETAILS'));
			}

			return;
		}

		// Was there a module already installed with the same name?
		if ($this->currentExtensionId)
		{
			if (!$this->parent->isOverwrite())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_MOD_INSTALL_ALLREADY_EXISTS',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->name
					)
				);
			}

			// Load the entry and update the manifest_cache
			$this->extension->load($this->currentExtensionId);

			// Update name
			$this->extension->name = $this->name;

			// Update manifest
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_MOD_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->extension->getError()
					)
				);
			}
		}
		else
		{
			$this->extension->name    = $this->name;
			$this->extension->type    = 'module';
			$this->extension->element = $this->element;

			// There is no folder for modules
			$this->extension->folder    = '';
			$this->extension->enabled   = 1;
			$this->extension->protected = 0;
			$this->extension->access    = $this->clientId == 1 ? 2 : 0;
			$this->extension->client_id = $this->clientId;
			$this->extension->params    = $this->parent->getParams();

			// Custom data
			$this->extension->custom_data    = '';
			$this->extension->system_data    = '';
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_MOD_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->extension->getError()
					)
				);
			}

			// Since we have created a module item, we add it to the installation
step stack
			// so that if we have to rollback the changes we can undo it.
			$this->parent->pushStep(
				array(
					'type' => 'extension',
					'extension_id' => $this->extension->extension_id,
				)
			);

			// Create unpublished module
			$name = preg_replace('#[\*?]#', '',
\JText::_($this->name));

			/** @var \JTableModule $module */
			$module            = Table::getInstance('module');
			$module->title     = $name;
			$module->content   = '';
			$module->module    = $this->element;
			$module->access    = '1';
			$module->showtitle = '1';
			$module->params    = '';
			$module->client_id = $this->clientId;
			$module->language  = '*';

			$module->store();
		}
	}

	/**
	 * Custom discover method
	 *
	 * @return  array  Extension list of extensions available
	 *
	 * @since   3.1
	 */
	public function discover()
	{
		$results = array();
		$site_list = \JFolder::folders(JPATH_SITE . '/modules');
		$admin_list = \JFolder::folders(JPATH_ADMINISTRATOR .
'/modules');
		$site_info = ApplicationHelper::getClientInfo('site', true);
		$admin_info = ApplicationHelper::getClientInfo('administrator',
true);

		foreach ($site_list as $module)
		{
			if (file_exists(JPATH_SITE . "/modules/$module/$module.xml"))
			{
				$manifest_details = Installer::parseXMLInstallFile(JPATH_SITE .
"/modules/$module/$module.xml");
				$extension = Table::getInstance('extension');
				$extension->set('type', 'module');
				$extension->set('client_id', $site_info->id);
				$extension->set('element', $module);
				$extension->set('folder', '');
				$extension->set('name', $module);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = clone $extension;
			}
		}

		foreach ($admin_list as $module)
		{
			if (file_exists(JPATH_ADMINISTRATOR .
"/modules/$module/$module.xml"))
			{
				$manifest_details = Installer::parseXMLInstallFile(JPATH_ADMINISTRATOR
. "/modules/$module/$module.xml");
				$extension = Table::getInstance('extension');
				$extension->set('type', 'module');
				$extension->set('client_id', $admin_info->id);
				$extension->set('element', $module);
				$extension->set('folder', '');
				$extension->set('name', $module);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = clone $extension;
			}
		}

		return $results;
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure.
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path . '/modules/' .
$this->parent->extension->element . '/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		if ($this->parent->extension->store())
		{
			return true;
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_MOD_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   integer  $id  The id of the module to uninstall
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$retval = true;
		$db     = $this->db;

		// First order of business will be to load the module object table from
the database.
		// This should give us the necessary information to proceed.
		if (!$this->extension->load((int) $id) ||
$this->extension->element === '')
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_MOD_UNINSTALL_ERRORUNKOWNEXTENSION'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Is the module we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($this->extension->protected)
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_MOD_UNINSTALL_WARNCOREMODULE',
$this->extension->name), \JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($this->extension->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($this->extension->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$this->extension->name), \JLog::WARNING, 'jerror');

			return false;
		}

		// Get the extension root path
		$element = $this->extension->element;
		$client  =
ApplicationHelper::getClientInfo($this->extension->client_id);

		if ($client === false)
		{
			$this->parent->abort(
				\JText::sprintf(
					'JLIB_INSTALLER_ERROR_MOD_UNINSTALL_UNKNOWN_CLIENT',
					$this->extension->client_id
				)
			);

			return false;
		}

		$this->parent->setPath('extension_root', $client->path
. '/modules/' . $element);

		$this->parent->setPath('source',
$this->parent->getPath('extension_root'));

		// Get the module's manifest object
		// We do findManifest to avoid problem when uninstalling a list of
extensions: getManifest cache its manifest file.
		$this->parent->findManifest();
		$this->setManifest($this->parent->getManifest());

		// Attempt to load the language file; might have uninstall strings
		$this->loadLanguage(($this->extension->client_id ?
JPATH_ADMINISTRATOR : JPATH_SITE) . '/modules/' . $element);

		// If there is a manifest class file, let's load it
		$this->scriptElement = $this->getManifest()->scriptfile;
		$manifestScript      = (string) $this->getManifest()->scriptfile;

		if ($manifestScript)
		{
			$manifestScriptFile =
$this->parent->getPath('extension_root') . '/' .
$manifestScript;

			// Set the class name
			$classname = $element . 'InstallerScript';

			\JLoader::register($classname, $manifestScriptFile);

			if (class_exists($classname))
			{
				// Create a new instance
				$this->parent->manifestClass = new $classname($this);

				// And set this so we can copy it later
				$this->set('manifest_script', $manifestScript);
			}
		}

		try
		{
			$this->triggerManifestScript('uninstall');
		}
		catch (\RuntimeException $e)
		{
			// Ignore errors for now
		}

		if (!($this->getManifest() instanceof \SimpleXMLElement))
		{
			// Make sure we delete the folders
			\JFolder::delete($this->parent->getPath('extension_root'));
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_MOD_UNINSTALL_INVALID_NOTFOUND_MANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Let's run the uninstall queries for the module
		try
		{
			$this->parseQueries();
		}
		catch (\RuntimeException $e)
		{
			// Install failed, rollback changes
			\JLog::add($e->getMessage(), \JLog::WARNING, 'jerror');
			$retval = false;
		}

		// Remove the schema version
		$query = $db->getQuery(true)
			->delete('#__schemas')
			->where('extension_id = ' .
$this->extension->extension_id);
		$db->setQuery($query);
		$db->execute();

		// Remove other files
		$this->parent->removeFiles($this->getManifest()->media);
		$this->parent->removeFiles($this->getManifest()->languages,
$this->extension->client_id);

		// Let's delete all the module copies for the type we are
uninstalling
		$query->clear()
			->select($db->quoteName('id'))
			->from($db->quoteName('#__modules'))
			->where($db->quoteName('module') . ' = ' .
$db->quote($this->extension->element))
			->where($db->quoteName('client_id') . ' = ' .
(int) $this->extension->client_id);
		$db->setQuery($query);

		try
		{
			$modules = $db->loadColumn();
		}
		catch (\RuntimeException $e)
		{
			$modules = array();
		}

		// Do we have any module copies?
		if (count($modules))
		{
			// Ensure the list is sane
			$modules = ArrayHelper::toInteger($modules);
			$modID = implode(',', $modules);

			// Wipe out any items assigned to menus
			$query = $db->getQuery(true)
				->delete($db->quoteName('#__modules_menu'))
				->where($db->quoteName('moduleid') . ' IN ('
. $modID . ')');
			$db->setQuery($query);

			try
			{
				$db->execute();
			}
			catch (\RuntimeException $e)
			{
				\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_MOD_UNINSTALL_EXCEPTION',
$db->stderr(true)), \JLog::WARNING, 'jerror');
				$retval = false;
			}

			// Wipe out any instances in the modules table
			/** @var \JTableModule $module */
			$module = Table::getInstance('Module');

			foreach ($modules as $modInstanceId)
			{
				$module->load($modInstanceId);

				if (!$module->delete())
				{
					\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_MOD_UNINSTALL_EXCEPTION',
$module->getError()), \JLog::WARNING, 'jerror');
					$retval = false;
				}
			}
		}

		// Now we will no longer need the module object, so let's delete it
and free up memory
		$this->extension->delete($this->extension->extension_id);
		$query = $db->getQuery(true)
			->delete($db->quoteName('#__modules'))
			->where($db->quoteName('module') . ' = ' .
$db->quote($this->extension->element))
			->where($db->quoteName('client_id') . ' = ' .
(int) $this->extension->client_id);
		$db->setQuery($query);

		try
		{
			// Clean up any other ones that might exist as well
			$db->execute();
		}
		catch (\RuntimeException $e)
		{
			// Ignore the error...
		}

		// Remove the installation folder
		if
(!\JFolder::delete($this->parent->getPath('extension_root')))
		{
			// \JFolder should raise an error
			$retval = false;
		}

		return $retval;
	}

	/**
	 * Custom rollback method
	 * - Roll back the menu item
	 *
	 * @param   array  $arg  Installation step to rollback
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	protected function _rollback_menu($arg)
	{
		// Get database connector object
		$db = $this->parent->getDbo();

		// Remove the entry from the #__modules_menu table
		$query = $db->getQuery(true)
			->delete($db->quoteName('#__modules_menu'))
			->where($db->quoteName('moduleid') . ' = ' .
(int) $arg['id']);
		$db->setQuery($query);

		try
		{
			return $db->execute();
		}
		catch (\RuntimeException $e)
		{
			return false;
		}
	}

	/**
	 * Custom rollback method
	 * - Roll back the module item
	 *
	 * @param   array  $arg  Installation step to rollback
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	protected function _rollback_module($arg)
	{
		// Get database connector object
		$db = $this->parent->getDbo();

		// Remove the entry from the #__modules table
		$query = $db->getQuery(true)
			->delete($db->quoteName('#__modules'))
			->where($db->quoteName('id') . ' = ' . (int)
$arg['id']);
		$db->setQuery($query);

		try
		{
			return $db->execute();
		}
		catch (\RuntimeException $e)
		{
			return false;
		}
	}
}
PackageAdapter.php000064400000047017151160361630010124 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Installer\InstallerHelper;
use Joomla\CMS\Installer\Manifest\PackageManifest;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\Update;

/**
 * Package installer
 *
 * @since  3.1
 */
class PackageAdapter extends InstallerAdapter
{
	/**
	 * Flag if the internal event callback has been registered
	 *
	 * @var    boolean
	 * @since  3.7.0
	 */
	private static $eventRegistered = false;

	/**
	 * An array of extension IDs for each installed extension
	 *
	 * @var    array
	 * @since  3.7.0
	 */
	protected $installedIds = array();

	/**
	 * The results of each installed extensions
	 *
	 * @var    array
	 * @since  3.1
	 */
	protected $results = array();

	/**
	 * Flag if the adapter supports discover installs
	 *
	 * Adapters should override this and set to false if discover install is
unsupported
	 *
	 * @var    boolean
	 * @since  3.4
	 */
	protected $supportsDiscoverInstall = false;

	/**
	 * Method to check if the extension is present in the filesystem, flags
the route as update if so
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExtensionInFilesystem()
	{
		// If the package manifest already exists, then we will assume that the
package is already installed.
		if (file_exists(JPATH_MANIFESTS . '/packages/' .
basename($this->parent->getPath('manifest'))))
		{
			// Look for an update function or update tag
			$updateElement = $this->manifest->update;

			// Upgrade manually set or update function available or update tag
detected
			if ($updateElement || $this->parent->isUpgrade()
				|| ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'update')))
			{
				// Force this one
				$this->parent->setOverwrite(true);
				$this->parent->setUpgrade(true);

				if ($this->currentExtensionId)
				{
					// If there is a matching extension mark this as an update
					$this->setRoute('update');
				}
			}
			elseif (!$this->parent->isOverwrite())
			{
				// We didn't have overwrite set, find an update function or find
an update tag so lets call it safe
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_DIRECTORY',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->type,
						$this->parent->getPath('extension_root')
					)
				);
			}
		}
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		$folder = (string)
$this->getManifest()->files->attributes()->folder;
		$source = $this->parent->getPath('source');

		if ($folder)
		{
			$source .= '/' . $folder;
		}

		// Install all necessary files
		if (!count($this->getManifest()->files->children()))
		{
			throw new \RuntimeException(
				\JText::sprintf('JLIB_INSTALLER_ABORT_PACK_INSTALL_NO_FILES',
					\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
				)
			);
		}

		// Add a callback for the `onExtensionAfterInstall` event so we can
receive the installed extension ID
		if (!self::$eventRegistered)
		{
			self::$eventRegistered = true;
			\JEventDispatcher::getInstance()->register('onExtensionAfterInstall',
array($this, 'onExtensionAfterInstall'));
		}

		foreach ($this->getManifest()->files->children() as $child)
		{
			$file = $source . '/' . (string) $child;

			if (is_dir($file))
			{
				// If it's actually a directory then fill it up
				$package = array();
				$package['dir'] = $file;
				$package['type'] = InstallerHelper::detectType($file);
			}
			else
			{
				// If it's an archive
				$package = InstallerHelper::unpack($file);
			}

			$tmpInstaller  = new Installer;
			$installResult = $tmpInstaller->install($package['dir']);

			if (!$installResult)
			{
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_PACK_INSTALL_ERROR_EXTENSION',
						\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
						basename($file)
					)
				);
			}

			$this->results[] = array(
				'name'   => (string) $tmpInstaller->manifest->name,
				'result' => $installResult,
			);
		}
	}

	/**
	 * Method to create the extension root path if necessary
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function createExtensionRoot()
	{
		/*
		 * For packages, we only need the extension root if copying manifest
files; this step will be handled
		 * at that point if necessary
		 */
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		/** @var Update $update */
		$update = Table::getInstance('update');
		$uid = $update->find(
			array(
				'element' => $this->element,
				'type' => $this->type,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Set the package ID for each of the installed extensions to track the
relationship
		if (!empty($this->installedIds))
		{
			$db = $this->db;
			$query = $db->getQuery(true)
				->update('#__extensions')
				->set($db->quoteName('package_id') . ' = ' .
(int) $this->extension->extension_id)
				->where($db->quoteName('extension_id') . ' IN
(' . implode(', ', $this->installedIds) . ')');

			try
			{
				$db->setQuery($query)->execute();
			}
			catch (\JDatabaseExceptionExecuting $e)
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_SETTING_PACKAGE_ID'),
\JLog::WARNING, 'jerror');
			}
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		$manifest = array();
		$manifest['src'] =
$this->parent->getPath('manifest');
		$manifest['dest'] = JPATH_MANIFESTS . '/packages/' .
basename($this->parent->getPath('manifest'));

		if (!$this->parent->copyFiles(array($manifest), true))
		{
			// Install failed, rollback changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_PACK_INSTALL_COPY_SETUP',
					\JText::_('JLIB_INSTALLER_ABORT_PACK_INSTALL_NO_FILES')
				)
			);
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			// First, we have to create a folder for the script if one isn't
present
			if
(!file_exists($this->parent->getPath('extension_root')))
			{
				if
(!\JFolder::create($this->parent->getPath('extension_root')))
				{
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ABORT_CREATE_DIRECTORY',
							\JText::_('JLIB_INSTALLER_' . $this->route),
							$this->parent->getPath('extension_root')
						)
					);
				}

				/*
				 * Since we created the extension directory and will want to remove it
if
				 * we have to roll back the installation, let's add it to the
				 * installation step stack
				 */

				$this->parent->pushStep(
					array(
						'type' => 'folder',
						'path' =>
$this->parent->getPath('extension_root'),
					)
				);
			}

			$path['src'] =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					// Install failed, rollback changes
					throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_PACKAGE_INSTALL_MANIFEST'));
				}
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		if (!$element)
		{
			// Ensure the element is a string
			$element = (string) $this->getManifest()->packagename;

			// Filter the name for illegal characters
			$element = 'pkg_' .
\JFilterInput::getInstance()->clean($element, 'cmd');
		}

		return $element;
	}

	/**
	 * Load language from a path
	 *
	 * @param   string  $path  The path of the language.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path)
	{
		$this->doLoadLanguage($this->getElement(), $path);
	}

	/**
	 * Handler for the `onExtensionAfterInstall` event
	 *
	 * @param   Installer        $installer  Installer instance managing the
extension's installation
	 * @param   integer|boolean  $eid        The extension ID of the installed
extension on success, boolean false on install failure
	 *
	 * @return  void
	 *
	 * @since   3.7.0
	 */
	public function onExtensionAfterInstall(Installer $installer, $eid)
	{
		if ($eid !== false)
		{
			$this->installedIds[] = $eid;
		}
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		$this->parent->parseLanguages($this->getManifest()->languages);
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		$packagepath = (string) $this->getManifest()->packagename;

		if (empty($packagepath))
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_PACK_INSTALL_NO_PACK',
					\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
				)
			);
		}

		$this->parent->setPath('extension_root', JPATH_MANIFESTS
. '/packages/' . $packagepath);
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		if ($this->currentExtensionId)
		{
			if (!$this->parent->isOverwrite())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_ALREADY_EXISTS',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->name
					)
				);
			}

			$this->extension->load($this->currentExtensionId);
			$this->extension->name = $this->name;
		}
		else
		{
			$this->extension->name = $this->name;
			$this->extension->type = 'package';
			$this->extension->element = $this->element;

			// There is no folder for packages
			$this->extension->folder = '';
			$this->extension->enabled = 1;
			$this->extension->protected = 0;
			$this->extension->access = 1;
			$this->extension->client_id = 0;

			// Custom data
			$this->extension->custom_data = '';
			$this->extension->system_data = '';
			$this->extension->params = $this->parent->getParams();
		}

		// Update the manifest cache for the entry
		$this->extension->manifest_cache =
$this->parent->generateManifestCache();

		if (!$this->extension->store())
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_PACK_INSTALL_ROLLBACK',
					$this->extension->getError()
				)
			);
		}

		// Since we have created a package item, we add it to the installation
step stack
		// so that if we have to rollback the changes we can undo it.
		$this->parent->pushStep(array('type' =>
'extension', 'id' =>
$this->extension->extension_id));
	}

	/**
	 * Executes a custom install script method
	 *
	 * @param   string  $method  The install method to execute
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.4
	 */
	protected function triggerManifestScript($method)
	{
		ob_start();
		ob_implicit_flush(false);

		if ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, $method))
		{
			switch ($method)
			{
				// The preflight method takes the route as a param
				case 'preflight':
					if ($this->parent->manifestClass->$method($this->route,
$this) === false)
					{
						// The script failed, rollback changes
						throw new \RuntimeException(
							\JText::sprintf(
								'JLIB_INSTALLER_ABORT_INSTALL_CUSTOM_INSTALL_FAILURE',
								\JText::_('JLIB_INSTALLER_' . $this->route)
							)
						);
					}

					break;

				// The postflight method takes the route and a results array as params
				case 'postflight':
					$this->parent->manifestClass->$method($this->route, $this,
$this->results);

					break;

				// The install, uninstall, and update methods only pass this object as
a param
				case 'install':
				case 'uninstall':
				case 'update':
					if ($this->parent->manifestClass->$method($this) === false)
					{
						if ($method !== 'uninstall')
						{
							// The script failed, rollback changes
							throw new \RuntimeException(
								\JText::sprintf(
									'JLIB_INSTALLER_ABORT_INSTALL_CUSTOM_INSTALL_FAILURE',
									\JText::_('JLIB_INSTALLER_' . $this->route)
								)
							);
						}
					}

					break;
			}
		}

		// Append to the message object
		$this->extensionMessage .= ob_get_clean();

		// If in postflight or uninstall, set the message for display
		if (($method === 'uninstall' || $method ===
'postflight') && $this->extensionMessage !==
'')
		{
			$this->parent->set('extension_message',
$this->extensionMessage);
		}

		return true;
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   integer  $id  The id of the package to uninstall.
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$row = null;
		$retval = true;

		$row = Table::getInstance('extension');
		$row->load($id);

		if ($row->protected)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_WARNCOREPACK'),
\JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($row->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($row->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		$manifestFile = JPATH_MANIFESTS . '/packages/' .
$row->get('element') . '.xml';
		$manifest = new PackageManifest($manifestFile);

		// Set the package root path
		$this->parent->setPath('extension_root', JPATH_MANIFESTS
. '/packages/' . $manifest->packagename);

		// Because packages may not have their own folders we cannot use the
standard method of finding an installation manifest
		if (!file_exists($manifestFile))
		{
			// TODO: Fail?
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_MISSINGMANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		$xml = simplexml_load_file($manifestFile);

		// If we cannot load the XML file return false
		if (!$xml)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_LOAD_MANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Check for a valid XML root tag.
		if ($xml->getName() !== 'extension')
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_INVALID_MANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// If there is a manifest class file, let's load it
		$manifestScript = (string) $manifest->scriptfile;

		if ($manifestScript)
		{
			$manifestScriptFile =
$this->parent->getPath('extension_root') . '/' .
$manifestScript;

			// Set the class name
			$classname = $row->element . 'InstallerScript';

			\JLoader::register($classname, $manifestScriptFile);

			if (class_exists($classname))
			{
				// Create a new instance
				$this->parent->manifestClass = new $classname($this);

				// And set this so we can copy it later
				$this->set('manifest_script', $manifestScript);
			}
		}

		ob_start();
		ob_implicit_flush(false);

		// Run uninstall if possible
		if ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'uninstall'))
		{
			$this->parent->manifestClass->uninstall($this);
		}

		$msg = ob_get_contents();
		ob_end_clean();

		if ($msg != '')
		{
			$this->parent->set('extension_message', $msg);
		}

		$error = false;

		foreach ($manifest->filelist as $extension)
		{
			$tmpInstaller = new Installer;
			$tmpInstaller->setPackageUninstall(true);

			$id = $this->_getExtensionId($extension->type, $extension->id,
$extension->client, $extension->group);
			$client = ApplicationHelper::getClientInfo($extension->client, true);

			if ($id)
			{
				if (!$tmpInstaller->uninstall($extension->type, $id,
$client->id))
				{
					$error = true;
					\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_NOT_PROPER',
basename($extension->filename)), \JLog::WARNING, 'jerror');
				}
			}
			else
			{
				\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_UNKNOWN_EXTENSION'),
\JLog::WARNING, 'jerror');
			}
		}

		// Remove any language files
		$this->parent->removeFiles($xml->languages);

		// Clean up manifest file after we're done if there were no errors
		if (!$error)
		{
			\JFile::delete($manifestFile);
			$folder = $this->parent->getPath('extension_root');

			if (\JFolder::exists($folder))
			{
				\JFolder::delete($folder);
			}

			$row->delete();
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_UNINSTALL_MANIFEST_NOT_REMOVED'),
\JLog::WARNING, 'jerror');
		}

		// Return the result up the line
		return $retval;
	}

	/**
	 * Gets the extension id.
	 *
	 * @param   string   $type    The extension type.
	 * @param   string   $id      The name of the extension (the element
field).
	 * @param   integer  $client  The application id (0: Joomla CMS site; 1:
Joomla CMS administrator).
	 * @param   string   $group   The extension group (mainly for plugins).
	 *
	 * @return  integer
	 *
	 * @since   3.1
	 */
	protected function _getExtensionId($type, $id, $client, $group)
	{
		$db = $this->parent->getDbo();

		$query = $db->getQuery(true)
			->select('extension_id')
			->from('#__extensions')
			->where('type = ' . $db->quote($type))
			->where('element = ' . $db->quote($id));

		switch ($type)
		{
			case 'plugin':
				// Plugins have a folder but not a client
				$query->where('folder = ' . $db->quote($group));
				break;

			case 'library':
			case 'package':
			case 'component':
				// Components, packages and libraries don't have a folder or
client.
				// Included for completeness.
				break;

			case 'language':
			case 'module':
			case 'template':
				// Languages, modules and templates have a client but not a folder
				$client = ApplicationHelper::getClientInfo($client, true);
				$query->where('client_id = ' . (int) $client->id);
				break;
		}

		$db->setQuery($query);

		// Note: For templates, libraries and packages their unique name is their
key.
		// This means they come out the same way they came in.

		return $db->loadResult();
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store
this normally
		$manifestPath = JPATH_MANIFESTS . '/packages/' .
$this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		try
		{
			return $this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PACK_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}
PluginAdapter.php000064400000046454151160361630010033 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\Update;

\JLoader::import('joomla.filesystem.folder');

/**
 * Plugin installer
 *
 * @since  3.1
 */
class PluginAdapter extends InstallerAdapter
{
	/**
	 * `<scriptfile>` element of the extension manifest
	 *
	 * @var    object
	 * @since  3.1
	 */
	protected $scriptElement = null;

	/**
	 * `<files>` element of the old extension manifest
	 *
	 * @var    object
	 * @since  3.1
	 */
	protected $oldFiles = null;

	/**
	 * Method to check if the extension is already present in the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExistingExtension()
	{
		try
		{
			$this->currentExtensionId = $this->extension->find(
				array('type' => $this->type, 'element' =>
$this->element, 'folder' => $this->group)
			);
		}
		catch (\RuntimeException $e)
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_ROLLBACK',
					\JText::_('JLIB_INSTALLER_' . $this->route),
					$e->getMessage()
				),
				$e->getCode(),
				$e
			);
		}
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// Copy all necessary files
		if ($this->parent->parseFiles($this->getManifest()->files,
-1, $this->oldFiles) === false)
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_PLG_COPY_FILES',
					\JText::_('JLIB_INSTALLER_' . $this->route)
				)
			);
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			$path['src']  =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					// Install failed, rollback changes
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ABORT_PLG_INSTALL_MANIFEST',
							\JText::_('JLIB_INSTALLER_' . $this->route)
						)
					);
				}
			}
		}
	}

	/**
	 * Method to create the extension root path if necessary
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function createExtensionRoot()
	{
		// Run the common create code first
		parent::createExtensionRoot();

		// If we're updating at this point when there is always going to be
an extension_root find the old XML files
		if ($this->route === 'update')
		{
			// Create a new installer because findManifest sets stuff; side effects!
			$tmpInstaller = new Installer;

			// Look in the extension root
			$tmpInstaller->setPath('source',
$this->parent->getPath('extension_root'));

			if ($tmpInstaller->findManifest())
			{
				$old_manifest   = $tmpInstaller->getManifest();
				$this->oldFiles = $old_manifest->files;
			}
		}
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		/** @var Update $update */
		$update = Table::getInstance('update');
		$uid = $update->find(
			array(
				'element' => $this->element,
				'type'    => $this->type,
				'folder'  => $this->group,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		if ($this->route !== 'discover_install')
		{
			if (!$this->parent->copyManifest(-1))
			{
				// Install failed, rollback changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_PLG_INSTALL_COPY_SETUP',
						\JText::_('JLIB_INSTALLER_' . $this->route)
					)
				);
			}
		}
	}

	/**
	 * Get the filtered extension element from the manifest
	 *
	 * @param   string  $element  Optional element name to be converted
	 *
	 * @return  string  The filtered element
	 *
	 * @since   3.4
	 */
	public function getElement($element = null)
	{
		if (!$element)
		{
			// Backward Compatibility
			// @todo Deprecate in future version
			if (count($this->getManifest()->files->children()))
			{
				$type = (string) $this->getManifest()->attributes()->type;

				foreach ($this->getManifest()->files->children() as $file)
				{
					if ((string) $file->attributes()->$type)
					{
						$element = (string) $file->attributes()->$type;

						break;
					}
				}
			}
		}

		return $element;
	}

	/**
	 * Get the class name for the install adapter script.
	 *
	 * @return  string  The class name.
	 *
	 * @since   3.4
	 */
	protected function getScriptClassName()
	{
		return 'Plg' . str_replace('-', '',
$this->group) . $this->element . 'InstallerScript';
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path where to find language files.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path = null)
	{
		$source = $this->parent->getPath('source');

		if (!$source)
		{
			$this->parent->setPath(
				'source',
				JPATH_PLUGINS . '/' .
$this->parent->extension->folder . '/' .
$this->parent->extension->element
			);
		}

		$element = $this->getManifest()->files;

		if ($element)
		{
			$group = strtolower((string)
$this->getManifest()->attributes()->group);
			$name = '';

			if (count($element->children()))
			{
				foreach ($element->children() as $file)
				{
					if ((string) $file->attributes()->plugin)
					{
						$name = strtolower((string) $file->attributes()->plugin);
						break;
					}
				}
			}

			if ($name)
			{
				$extension = "plg_${group}_${name}";
				$source = $path ?: JPATH_PLUGINS . "/$group/$name";
				$folder = (string) $element->attributes()->folder;

				if ($folder && file_exists("$path/$folder"))
				{
					$source = "$path/$folder";
				}

				$this->doLoadLanguage($extension, $source, JPATH_ADMINISTRATOR);
			}
		}
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		// Parse optional tags -- media and language files for plugins go in
admin app
		$this->parent->parseMedia($this->getManifest()->media, 1);
		$this->parent->parseLanguages($this->getManifest()->languages,
1);
	}

	/**
	 * Prepares the adapter for a discover_install task
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	public function prepareDiscoverInstall()
	{
		$client   =
ApplicationHelper::getClientInfo($this->extension->client_id);
		$basePath = $client->path . '/plugins/' .
$this->extension->folder;

		if (is_dir($basePath . '/' . $this->extension->element))
		{
			$manifestPath = $basePath . '/' .
$this->extension->element . '/' .
$this->extension->element . '.xml';
		}
		else
		{
			// @deprecated 4.0 - This path supports Joomla! 1.5 plugin folder
layouts
			$manifestPath = $basePath . '/' .
$this->extension->element . '.xml';
		}

		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->setManifest($this->parent->getManifest());
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		$this->group = (string)
$this->getManifest()->attributes()->group;

		if (empty($this->element) && empty($this->group))
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_PLG_INSTALL_NO_FILE',
					\JText::_('JLIB_INSTALLER_' . $this->route)
				)
			);
		}

		$this->parent->setPath('extension_root', JPATH_PLUGINS .
'/' . $this->group . '/' . $this->element);
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		// Discover installs are stored a little differently
		if ($this->route === 'discover_install')
		{
			$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));

			$this->extension->manifest_cache = json_encode($manifest_details);
			$this->extension->state = 0;
			$this->extension->name = $manifest_details['name'];
			$this->extension->enabled = 'editors' ===
$this->extension->folder ? 1 : 0;
			$this->extension->params = $this->parent->getParams();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_PLG_DISCOVER_STORE_DETAILS'));
			}

			return;
		}

		// Was there a plugin with the same name already installed?
		if ($this->currentExtensionId)
		{
			if (!$this->parent->isOverwrite())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_PLG_INSTALL_ALLREADY_EXISTS',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->name
					)
				);
			}

			$this->extension->load($this->currentExtensionId);
			$this->extension->name = $this->name;
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();

			// Update the manifest cache and name
			$this->extension->store();
		}
		else
		{
			// Store in the extensions table (1.6)
			$this->extension->name = $this->name;
			$this->extension->type = 'plugin';
			$this->extension->ordering = 0;
			$this->extension->element = $this->element;
			$this->extension->folder = $this->group;
			$this->extension->enabled = 0;
			$this->extension->protected = 0;
			$this->extension->access = 1;
			$this->extension->client_id = 0;
			$this->extension->params = $this->parent->getParams();

			// Custom data
			$this->extension->custom_data = '';

			// System data
			$this->extension->system_data = '';
			$this->extension->manifest_cache =
$this->parent->generateManifestCache();

			// Editor plugins are published by default
			if ($this->group === 'editors')
			{
				$this->extension->enabled = 1;
			}

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::sprintf(
						'JLIB_INSTALLER_ABORT_PLG_INSTALL_ROLLBACK',
						\JText::_('JLIB_INSTALLER_' . $this->route),
						$this->extension->getError()
					)
				);
			}

			// Since we have created a plugin item, we add it to the installation
step stack
			// so that if we have to rollback the changes we can undo it.
			$this->parent->pushStep(array('type' =>
'extension', 'id' =>
$this->extension->extension_id));
		}
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   integer  $id  The id of the plugin to uninstall
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		$this->route = 'uninstall';

		$row = null;
		$retval = true;
		$db = $this->parent->getDbo();

		// First order of business will be to load the plugin object table from
the database.
		// This should give us the necessary information to proceed.
		$row = Table::getInstance('extension');

		if (!$row->load((int) $id))
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PLG_UNINSTALL_ERRORUNKOWNEXTENSION'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Is the plugin we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($row->protected)
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_PLG_UNINSTALL_WARNCOREPLUGIN',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($row->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($row->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		// Get the plugin folder so we can properly build the plugin path
		if (trim($row->folder) === '')
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PLG_UNINSTALL_FOLDER_FIELD_EMPTY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Set the plugin root path
		$this->parent->setPath('extension_root', JPATH_PLUGINS .
'/' . $row->folder . '/' . $row->element);

		$this->parent->setPath('source',
$this->parent->getPath('extension_root'));

		$this->parent->findManifest();
		$this->setManifest($this->parent->getManifest());

		// Attempt to load the language file; might have uninstall strings
		$this->parent->setPath('source', JPATH_PLUGINS .
'/' . $row->folder . '/' . $row->element);
		$this->loadLanguage(JPATH_PLUGINS . '/' . $row->folder .
'/' . $row->element);

		/**
		 *
---------------------------------------------------------------------------------------------
		 * Installer Trigger Loading
		 *
---------------------------------------------------------------------------------------------
		 */

		// If there is a manifest class file, let's load it; we'll copy
it later (don't have dest yet)
		$manifestScript = (string) $this->getManifest()->scriptfile;

		if ($manifestScript)
		{
			$manifestScriptFile = $this->parent->getPath('source') .
'/' . $manifestScript;

			// If a dash is present in the folder, remove it
			$folderClass = str_replace('-', '',
$row->folder);

			// Set the class name
			$classname = 'Plg' . $folderClass . $row->element .
'InstallerScript';

			\JLoader::register($classname, $manifestScriptFile);

			if (class_exists($classname))
			{
				// Create a new instance
				$this->parent->manifestClass = new $classname($this);

				// And set this so we can copy it later
				$this->set('manifest_script', $manifestScript);
			}
		}

		// Run preflight if possible (since we know we're not an update)
		ob_start();
		ob_implicit_flush(false);

		if ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'preflight'))
		{
			if ($this->parent->manifestClass->preflight($this->route,
$this) === false)
			{
				// Preflight failed, rollback changes
				$this->parent->abort(\JText::_('JLIB_INSTALLER_ABORT_PLG_INSTALL_CUSTOM_INSTALL_FAILURE'));

				return false;
			}
		}

		// Create the $msg object and append messages from preflight
		$msg = ob_get_contents();
		ob_end_clean();

		// Let's run the queries for the plugin
		$utfresult =
$this->parent->parseSQLFiles($this->getManifest()->uninstall->sql);

		if ($utfresult === false)
		{
			// Install failed, rollback changes
			$this->parent->abort(\JText::sprintf('JLIB_INSTALLER_ABORT_PLG_UNINSTALL_SQL_ERROR',
$db->stderr(true)));

			return false;
		}

		// Run the custom uninstall method if possible
		ob_start();
		ob_implicit_flush(false);

		if ($this->parent->manifestClass &&
method_exists($this->parent->manifestClass, 'uninstall'))
		{
			$this->parent->manifestClass->uninstall($this);
		}

		// Append messages
		$msg .= ob_get_contents();
		ob_end_clean();

		// Remove the plugin files
		$this->parent->removeFiles($this->getManifest()->files, -1);

		// Remove all media and languages as well
		$this->parent->removeFiles($this->getManifest()->media);
		$this->parent->removeFiles($this->getManifest()->languages,
1);

		// Remove the schema version
		$query = $db->getQuery(true)
			->delete('#__schemas')
			->where('extension_id = ' . $row->extension_id);
		$db->setQuery($query);
		$db->execute();

		// Now we will no longer need the plugin object, so let's delete it
		$row->delete($row->extension_id);
		unset($row);

		// Remove the plugin's folder
		\JFolder::delete($this->parent->getPath('extension_root'));

		if ($msg != '')
		{
			$this->parent->set('extension_message', $msg);
		}

		return $retval;
	}

	/**
	 * Custom discover method
	 *
	 * @return  array  Extension) list of extensions available
	 *
	 * @since   3.1
	 */
	public function discover()
	{
		$results = array();
		$folder_list = \JFolder::folders(JPATH_SITE . '/plugins');

		foreach ($folder_list as $folder)
		{
			$file_list = \JFolder::files(JPATH_SITE . '/plugins/' .
$folder, '\.xml$');

			foreach ($file_list as $file)
			{
				$manifest_details = Installer::parseXMLInstallFile(JPATH_SITE .
'/plugins/' . $folder . '/' . $file);
				$file = \JFile::stripExt($file);

				// Ignore example plugins
				if ($file === 'example' || $manifest_details === false)
				{
					continue;
				}

				$element = empty($manifest_details['filename']) ? $file :
$manifest_details['filename'];

				$extension = Table::getInstance('extension');
				$extension->set('type', 'plugin');
				$extension->set('client_id', 0);
				$extension->set('element', $element);
				$extension->set('folder', $folder);
				$extension->set('name',
$manifest_details['name']);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}

			$folder_list = \JFolder::folders(JPATH_SITE . '/plugins/' .
$folder);

			foreach ($folder_list as $plugin_folder)
			{
				$file_list = \JFolder::files(JPATH_SITE . '/plugins/' .
$folder . '/' . $plugin_folder, '\.xml$');

				foreach ($file_list as $file)
				{
					$manifest_details = Installer::parseXMLInstallFile(
						JPATH_SITE . '/plugins/' . $folder . '/' .
$plugin_folder . '/' . $file
					);
					$file = \JFile::stripExt($file);

					if ($file === 'example' || $manifest_details === false)
					{
						continue;
					}

					$element = empty($manifest_details['filename']) ? $file :
$manifest_details['filename'];

					// Ignore example plugins
					$extension = Table::getInstance('extension');
					$extension->set('type', 'plugin');
					$extension->set('client_id', 0);
					$extension->set('element', $element);
					$extension->set('folder', $folder);
					$extension->set('name',
$manifest_details['name']);
					$extension->set('state', -1);
					$extension->set('manifest_cache',
json_encode($manifest_details));
					$extension->set('params', '{}');
					$results[] = $extension;
				}
			}
		}

		return $results;
	}

	/**
	 * Refreshes the extension table cache.
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure.
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		/*
		 * Plugins use the extensions table as their primary store
		 * Similar to modules and templates, rather easy
		 * If it's not in the extensions table we just add it
		 */
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path . '/plugins/' .
$this->parent->extension->folder . '/' .
$this->parent->extension->element . '/'
			. $this->parent->extension->element . '.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);

		$this->parent->extension->name =
$manifest_details['name'];

		if ($this->parent->extension->store())
		{
			return true;
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_PLG_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}
TemplateAdapter.php000064400000041626151160361640010345 0ustar00<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
 * @license    GNU General Public License version 2 or later; see
LICENSE.txt
 */

namespace Joomla\CMS\Installer\Adapter;

defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Installer\Installer;
use Joomla\CMS\Installer\InstallerAdapter;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\Update;

\JLoader::import('joomla.filesystem.folder');

/**
 * Template installer
 *
 * @since  3.1
 */
class TemplateAdapter extends InstallerAdapter
{
	/**
	 * The install client ID
	 *
	 * @var    integer
	 * @since  3.4
	 */
	protected $clientId;

	/**
	 * Method to check if the extension is already present in the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function checkExistingExtension()
	{
		try
		{
			$this->currentExtensionId = $this->extension->find(
				array(
					'element'   => $this->element,
					'type'      => $this->type,
					'client_id' => $this->clientId,
				)
			);
		}
		catch (\RuntimeException $e)
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_ROLLBACK',
					\JText::_('JLIB_INSTALLER_' . $this->route),
					$e->getMessage()
				),
				$e->getCode(),
				$e
			);
		}
	}

	/**
	 * Method to copy the extension's base files from the `<files>`
tag(s) and the manifest file
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function copyBaseFiles()
	{
		// Copy all the necessary files
		if ($this->parent->parseFiles($this->getManifest()->files,
-1) === false)
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_TPL_INSTALL_COPY_FILES',
					'files'
				)
			);
		}

		if ($this->parent->parseFiles($this->getManifest()->images,
-1) === false)
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_TPL_INSTALL_COPY_FILES',
					'images'
				)
			);
		}

		if ($this->parent->parseFiles($this->getManifest()->css, -1)
=== false)
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_TPL_INSTALL_COPY_FILES',
					'css'
				)
			);
		}

		// If there is a manifest script, let's copy it.
		if ($this->manifest_script)
		{
			$path['src']  =
$this->parent->getPath('source') . '/' .
$this->manifest_script;
			$path['dest'] =
$this->parent->getPath('extension_root') . '/' .
$this->manifest_script;

			if ($this->parent->isOverwrite() ||
!file_exists($path['dest']))
			{
				if (!$this->parent->copyFiles(array($path)))
				{
					throw new \RuntimeException(
						\JText::sprintf(
							'JLIB_INSTALLER_ABORT_MANIFEST',
							\JText::_('JLIB_INSTALLER_' .
strtoupper($this->getRoute()))
						)
					);
				}
			}
		}
	}

	/**
	 * Method to finalise the installation processing
	 *
	 * @return  void
	 *
	 * @since   3.1
	 * @throws  \RuntimeException
	 */
	protected function finaliseInstall()
	{
		// Clobber any possible pending updates
		/** @var Update $update */
		$update = Table::getInstance('update');

		$uid = $update->find(
			array(
				'element'   => $this->element,
				'type'      => $this->type,
				'client_id' => $this->clientId,
			)
		);

		if ($uid)
		{
			$update->delete($uid);
		}

		// Lastly, we will copy the manifest file to its appropriate place.
		if ($this->route !== 'discover_install')
		{
			if (!$this->parent->copyManifest(-1))
			{
				// Install failed, rollback changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ABORT_TPL_INSTALL_COPY_SETUP'));
			}
		}
	}

	/**
	 * Custom loadLanguage method
	 *
	 * @param   string  $path  The path where to find language files.
	 *
	 * @return  InstallerTemplate
	 *
	 * @since   3.1
	 */
	public function loadLanguage($path = null)
	{
		$source   = $this->parent->getPath('source');
		$basePath = $this->parent->extension->client_id ?
JPATH_ADMINISTRATOR : JPATH_SITE;

		if (!$source)
		{
			$this->parent->setPath('source', $basePath .
'/templates/' . $this->parent->extension->element);
		}

		$this->setManifest($this->parent->getManifest());

		$client = (string) $this->getManifest()->attributes()->client;

		// Load administrator language if not set.
		if (!$client)
		{
			$client = 'ADMINISTRATOR';
		}

		$base = constant('JPATH_' . strtoupper($client));
		$extension = 'tpl_' . $this->getName();
		$source    = $path ?: $base . '/templates/' .
$this->getName();

		$this->doLoadLanguage($extension, $source, $base);
	}

	/**
	 * Method to parse optional tags in the manifest
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	protected function parseOptionalTags()
	{
		$this->parent->parseMedia($this->getManifest()->media);
		$this->parent->parseLanguages($this->getManifest()->languages,
$this->clientId);
	}

	/**
	 * Overloaded method to parse queries for template installations
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function parseQueries()
	{
		if (in_array($this->route, array('install',
'discover_install')))
		{
			$db    = $this->db;
			$lang  = \JFactory::getLanguage();
			$debug = $lang->setDebug(false);

			$columns = array(
				$db->quoteName('template'),
				$db->quoteName('client_id'),
				$db->quoteName('home'),
				$db->quoteName('title'),
				$db->quoteName('params'),
			);

			$values = array(
				$db->quote($this->extension->element),
$this->extension->client_id, $db->quote(0),
				$db->quote(\JText::sprintf('JLIB_INSTALLER_DEFAULT_STYLE',
\JText::_($this->extension->name))),
				$db->quote($this->extension->params),
			);

			$lang->setDebug($debug);

			// Insert record in #__template_styles
			$query = $db->getQuery(true);
			$query->insert($db->quoteName('#__template_styles'))
				->columns($columns)
				->values(implode(',', $values));

			// There is a chance this could fail but we don't care...
			$db->setQuery($query)->execute();
		}
	}

	/**
	 * Prepares the adapter for a discover_install task
	 *
	 * @return  void
	 *
	 * @since   3.4
	 */
	public function prepareDiscoverInstall()
	{
		$client =
ApplicationHelper::getClientInfo($this->extension->client_id);
		$manifestPath = $client->path . '/templates/' .
$this->extension->element . '/templateDetails.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);
		$this->setManifest($this->parent->getManifest());
	}

	/**
	 * Method to do any prechecks and setup the install paths for the
extension
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function setupInstallPaths()
	{
		// Get the client application target
		$cname = (string) $this->getManifest()->attributes()->client;

		if ($cname)
		{
			// Attempt to map the client to a base path
			$client = ApplicationHelper::getClientInfo($cname, true);

			if ($client === false)
			{
				throw new
\RuntimeException(\JText::sprintf('JLIB_INSTALLER_ABORT_TPL_INSTALL_UNKNOWN_CLIENT',
$cname));
			}

			$basePath = $client->path;
			$this->clientId = $client->id;
		}
		else
		{
			// No client attribute was found so we assume the site as the client
			$basePath = JPATH_SITE;
			$this->clientId = 0;
		}

		// Set the template root path
		if (empty($this->element))
		{
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_MOD_INSTALL_NOFILE',
					\JText::_('JLIB_INSTALLER_' . strtoupper($this->route))
				)
			);
		}

		$this->parent->setPath('extension_root', $basePath .
'/templates/' . $this->element);
	}

	/**
	 * Method to store the extension to the database
	 *
	 * @return  void
	 *
	 * @since   3.4
	 * @throws  \RuntimeException
	 */
	protected function storeExtension()
	{
		// Discover installs are stored a little differently
		if ($this->route === 'discover_install')
		{
			$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));

			$this->extension->manifest_cache = json_encode($manifest_details);
			$this->extension->state = 0;
			$this->extension->name = $manifest_details['name'];
			$this->extension->enabled = 1;
			$this->extension->params = $this->parent->getParams();

			if (!$this->extension->store())
			{
				// Install failed, roll back changes
				throw new
\RuntimeException(\JText::_('JLIB_INSTALLER_ERROR_TPL_DISCOVER_STORE_DETAILS'));
			}

			return;
		}

		// Was there a template already installed with the same name?
		if ($this->currentExtensionId)
		{
			if (!$this->parent->isOverwrite())
			{
				// Install failed, roll back changes
				throw new \RuntimeException(
					\JText::_('JLIB_INSTALLER_ABORT_TPL_INSTALL_ALREADY_INSTALLED')
				);
			}

			// Load the entry and update the manifest_cache
			$this->extension->load($this->currentExtensionId);
		}
		else
		{
			$this->extension->type = 'template';
			$this->extension->element = $this->element;

			// There is no folder for templates
			$this->extension->folder = '';
			$this->extension->enabled = 1;
			$this->extension->protected = 0;
			$this->extension->access = 1;
			$this->extension->client_id = $this->clientId;
			$this->extension->params = $this->parent->getParams();

			// Custom data
			$this->extension->custom_data = '';
			$this->extension->system_data = '';
		}

		// Name might change in an update
		$this->extension->name = $this->name;
		$this->extension->manifest_cache =
$this->parent->generateManifestCache();

		if (!$this->extension->store())
		{
			// Install failed, roll back changes
			throw new \RuntimeException(
				\JText::sprintf(
					'JLIB_INSTALLER_ABORT_ROLLBACK',
					\JText::_('JLIB_INSTALLER_' . strtoupper($this->route)),
					$this->extension->getError()
				)
			);
		}
	}

	/**
	 * Custom uninstall method
	 *
	 * @param   integer  $id  The extension ID
	 *
	 * @return  boolean  True on success
	 *
	 * @since   3.1
	 */
	public function uninstall($id)
	{
		// First order of business will be to load the template object table from
the database.
		// This should give us the necessary information to proceed.
		$row = Table::getInstance('extension');

		if (!$row->load((int) $id) || $row->element === '')
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_ERRORUNKOWNEXTENSION'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Is the template we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($row->protected)
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_WARNCORETEMPLATE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		/*
		 * Does this extension have a parent package?
		 * If so, check if the package disallows individual extensions being
uninstalled if the package is not being uninstalled
		 */
		if ($row->package_id &&
!$this->parent->isPackageUninstall() &&
!$this->canUninstallPackageChild($row->package_id))
		{
			\JLog::add(\JText::sprintf('JLIB_INSTALLER_ERROR_CANNOT_UNINSTALL_CHILD_OF_PACKAGE',
$row->name), \JLog::WARNING, 'jerror');

			return false;
		}

		$name = $row->element;
		$clientId = $row->client_id;

		// For a template the id will be the template name which represents the
subfolder of the templates folder that the template resides in.
		if (!$name)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_ID_EMPTY'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Deny remove default template
		$db = $this->parent->getDbo();
		$query = $db->getQuery(true)
			->select('COUNT(*)')
			->from($db->qn('#__template_styles'))
			->where($db->qn('home') . ' = ' .
$db->q('1'))
			->where($db->qn('template') . ' = ' .
$db->q($name))
			->where($db->quoteName('client_id') . ' = ' .
$clientId);
		$db->setQuery($query);

		if ($db->loadResult() != 0)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_DEFAULT'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Get the template root path
		$client = ApplicationHelper::getClientInfo($clientId);

		if (!$client)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_INVALID_CLIENT'),
\JLog::WARNING, 'jerror');

			return false;
		}

		$this->parent->setPath('extension_root', $client->path
. '/templates/' . strtolower($name));
		$this->parent->setPath('source',
$this->parent->getPath('extension_root'));

		// We do findManifest to avoid problem when uninstalling a list of
extensions: getManifest cache its manifest file
		$this->parent->findManifest();
		$manifest = $this->parent->getManifest();

		if (!($manifest instanceof \SimpleXMLElement))
		{
			// Kill the extension entry
			$row->delete($row->extension_id);
			unset($row);

			// Make sure we delete the folders
			\JFolder::delete($this->parent->getPath('extension_root'));
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_INVALID_NOTFOUND_MANIFEST'),
\JLog::WARNING, 'jerror');

			return false;
		}

		// Remove files
		$this->parent->removeFiles($manifest->media);
		$this->parent->removeFiles($manifest->languages, $clientId);

		// Delete the template directory
		if
(\JFolder::exists($this->parent->getPath('extension_root')))
		{
			$retval =
\JFolder::delete($this->parent->getPath('extension_root'));
		}
		else
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_DIRECTORY'),
\JLog::WARNING, 'jerror');
			$retval = false;
		}

		// Set menu that assigned to the template back to default template
		$subQuery = $db->getQuery(true)
			->select('s.id')
			->from($db->qn('#__template_styles', 's'))
			->where($db->qn('s.template') . ' = ' .
$db->q(strtolower($name)))
			->where($db->qn('s.client_id') . ' = ' .
$clientId);
		$query->clear()
			->update($db->qn('#__menu'))
			->set($db->qn('template_style_id') . ' = 0')
			->where($db->qn('template_style_id') . ' IN ('
. (string) $subQuery . ')');
		$db->setQuery($query);
		$db->execute();

		$query = $db->getQuery(true)
			->delete($db->quoteName('#__template_styles'))
			->where($db->quoteName('template') . ' = ' .
$db->quote($name))
			->where($db->quoteName('client_id') . ' = ' .
$clientId);
		$db->setQuery($query);
		$db->execute();

		$row->delete($row->extension_id);
		unset($row);

		return $retval;
	}

	/**
	 * Discover existing but uninstalled templates
	 *
	 * @return  array  Extension list
	 */
	public function discover()
	{
		$results = array();
		$site_list = \JFolder::folders(JPATH_SITE . '/templates');
		$admin_list = \JFolder::folders(JPATH_ADMINISTRATOR .
'/templates');
		$site_info = ApplicationHelper::getClientInfo('site', true);
		$admin_info = ApplicationHelper::getClientInfo('administrator',
true);

		foreach ($site_list as $template)
		{
			if (file_exists(JPATH_SITE .
"/templates/$template/templateDetails.xml"))
			{
				if ($template === 'system')
				{
					// Ignore special system template
					continue;
				}

				$manifest_details = Installer::parseXMLInstallFile(JPATH_SITE .
"/templates/$template/templateDetails.xml");
				$extension = Table::getInstance('extension');
				$extension->set('type', 'template');
				$extension->set('client_id', $site_info->id);
				$extension->set('element', $template);
				$extension->set('folder', '');
				$extension->set('name', $template);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		foreach ($admin_list as $template)
		{
			if (file_exists(JPATH_ADMINISTRATOR .
"/templates/$template/templateDetails.xml"))
			{
				if ($template === 'system')
				{
					// Ignore special system template
					continue;
				}

				$manifest_details = Installer::parseXMLInstallFile(JPATH_ADMINISTRATOR
. "/templates/$template/templateDetails.xml");
				$extension = Table::getInstance('extension');
				$extension->set('type', 'template');
				$extension->set('client_id', $admin_info->id);
				$extension->set('element', $template);
				$extension->set('folder', '');
				$extension->set('name', $template);
				$extension->set('state', -1);
				$extension->set('manifest_cache',
json_encode($manifest_details));
				$extension->set('params', '{}');
				$results[] = $extension;
			}
		}

		return $results;
	}

	/**
	 * Refreshes the extension table cache
	 *
	 * @return  boolean  Result of operation, true if updated, false on
failure
	 *
	 * @since   3.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store
this normally.
		$client =
ApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path . '/templates/' .
$this->parent->extension->element .
'/templateDetails.xml';
		$this->parent->manifest =
$this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details =
Installer::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache =
json_encode($manifest_details);
		$this->parent->extension->name =
$manifest_details['name'];

		try
		{
			return $this->parent->extension->store();
		}
		catch (\RuntimeException $e)
		{
			\JLog::add(\JText::_('JLIB_INSTALLER_ERROR_TPL_REFRESH_MANIFEST_CACHE'),
\JLog::WARNING, 'jerror');

			return false;
		}
	}
}