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newsfeeds.php000064400000023673151160537440007261 0ustar00<?php
/**
* @package Joomla.Plugin
* @subpackage Finder.Newsfeeds
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
* @license GNU General Public License version 2 or later; see
LICENSE.txt
*/
defined('_JEXEC') or die;
use Joomla\Registry\Registry;
JLoader::register('FinderIndexerAdapter', JPATH_ADMINISTRATOR .
'/components/com_finder/helpers/indexer/adapter.php');
/**
* Smart Search adapter for Joomla Newsfeeds.
*
* @since 2.5
*/
class PlgFinderNewsfeeds extends FinderIndexerAdapter
{
/**
* The plugin identifier.
*
* @var string
* @since 2.5
*/
protected $context = 'Newsfeeds';
/**
* The extension name.
*
* @var string
* @since 2.5
*/
protected $extension = 'com_newsfeeds';
/**
* The sublayout to use when rendering the results.
*
* @var string
* @since 2.5
*/
protected $layout = 'newsfeed';
/**
* The type of content that the adapter indexes.
*
* @var string
* @since 2.5
*/
protected $type_title = 'News Feed';
/**
* The table name.
*
* @var string
* @since 2.5
*/
protected $table = '#__newsfeeds';
/**
* The field the published state is stored in.
*
* @var string
* @since 2.5
*/
protected $state_field = 'published';
/**
* Load the language file on instantiation.
*
* @var boolean
* @since 3.1
*/
protected $autoloadLanguage = true;
/**
* Method to update the item link information when the item category is
* changed. This is fired when the item category is published or
unpublished
* from the list view.
*
* @param string $extension The extension whose category has been
updated.
* @param array $pks An array of primary key ids of the
content that has changed state.
* @param integer $value The value of the state that the content
has been changed to.
*
* @return void
*
* @since 2.5
*/
public function onFinderCategoryChangeState($extension, $pks, $value)
{
// Make sure we're handling com_newsfeeds categories.
if ($extension === 'com_newsfeeds')
{
$this->categoryStateChange($pks, $value);
}
}
/**
* Method to remove the link information for items that have been deleted.
*
* @param string $context The context of the action being performed.
* @param JTable $table A JTable object containing the record to be
deleted.
*
* @return boolean True on success.
*
* @since 2.5
* @throws Exception on database error.
*/
public function onFinderAfterDelete($context, $table)
{
if ($context === 'com_newsfeeds.newsfeed')
{
$id = $table->id;
}
elseif ($context === 'com_finder.index')
{
$id = $table->link_id;
}
else
{
return true;
}
// Remove the item from the index.
return $this->remove($id);
}
/**
* Smart Search after save content method.
* Reindexes the link information for a newsfeed that has been saved.
* It also makes adjustments if the access level of a newsfeed item or
* the category to which it belongs has been changed.
*
* @param string $context The context of the content passed to the
plugin.
* @param JTable $row A JTable object.
* @param boolean $isNew True if the content has just been created.
*
* @return boolean True on success.
*
* @since 2.5
* @throws Exception on database error.
*/
public function onFinderAfterSave($context, $row, $isNew)
{
// We only want to handle newsfeeds here.
if ($context === 'com_newsfeeds.newsfeed')
{
// Check if the access levels are different.
if (!$isNew && $this->old_access != $row->access)
{
// Process the change.
$this->itemAccessChange($row);
}
// Reindex the item.
$this->reindex($row->id);
}
// Check for access changes in the category.
if ($context === 'com_categories.category')
{
// Check if the access levels are different.
if (!$isNew && $this->old_cataccess != $row->access)
{
$this->categoryAccessChange($row);
}
}
return true;
}
/**
* Smart Search before content save method.
* This event is fired before the data is actually saved.
*
* @param string $context The context of the content passed to the
plugin.
* @param JTable $row A JTable object.
* @param boolean $isNew True if the content is just about to be
created.
*
* @return boolean True on success.
*
* @since 2.5
* @throws Exception on database error.
*/
public function onFinderBeforeSave($context, $row, $isNew)
{
// We only want to handle newsfeeds here.
if ($context === 'com_newsfeeds.newsfeed')
{
// Query the database for the old access level if the item isn't
new.
if (!$isNew)
{
$this->checkItemAccess($row);
}
}
// Check for access levels from the category.
if ($context === 'com_categories.category')
{
// Query the database for the old access level if the item isn't
new.
if (!$isNew)
{
$this->checkCategoryAccess($row);
}
}
return true;
}
/**
* Method to update the link information for items that have been changed
* from outside the edit screen. This is fired when the item is published,
* unpublished, archived, or unarchived from the list view.
*
* @param string $context The context for the content passed to the
plugin.
* @param array $pks An array of primary key ids of the content
that has changed state.
* @param integer $value The value of the state that the content has
been changed to.
*
* @return void
*
* @since 2.5
*/
public function onFinderChangeState($context, $pks, $value)
{
// We only want to handle newsfeeds here.
if ($context === 'com_newsfeeds.newsfeed')
{
$this->itemStateChange($pks, $value);
}
// Handle when the plugin is disabled.
if ($context === 'com_plugins.plugin' && $value === 0)
{
$this->pluginDisable($pks);
}
}
/**
* Method to index an item. The item must be a FinderIndexerResult object.
*
* @param FinderIndexerResult $item The item to index as a
FinderIndexerResult object.
* @param string $format The item format. Not used.
*
* @return void
*
* @since 2.5
* @throws Exception on database error.
*/
protected function index(FinderIndexerResult $item, $format =
'html')
{
// Check if the extension is enabled.
if (JComponentHelper::isEnabled($this->extension) === false)
{
return;
}
$item->setLanguage();
// Initialize the item parameters.
$item->params = new Registry($item->params);
$item->metadata = new Registry($item->metadata);
// Build the necessary route and path information.
$item->url = $this->getUrl($item->id, $this->extension,
$this->layout);
$item->route = NewsfeedsHelperRoute::getNewsfeedRoute($item->slug,
$item->catslug, $item->language);
$item->path = FinderIndexerHelper::getContentPath($item->route);
/*
* Add the metadata processing instructions based on the newsfeeds
* configuration parameters.
*/
// Add the meta author.
$item->metaauthor = $item->metadata->get('author');
// Handle the link to the metadata.
$item->addInstruction(FinderIndexer::META_CONTEXT, 'link');
$item->addInstruction(FinderIndexer::META_CONTEXT,
'metakey');
$item->addInstruction(FinderIndexer::META_CONTEXT,
'metadesc');
$item->addInstruction(FinderIndexer::META_CONTEXT,
'metaauthor');
$item->addInstruction(FinderIndexer::META_CONTEXT,
'author');
$item->addInstruction(FinderIndexer::META_CONTEXT,
'created_by_alias');
// Add the type taxonomy data.
$item->addTaxonomy('Type', 'News Feed');
// Add the category taxonomy data.
$item->addTaxonomy('Category', $item->category,
$item->cat_state, $item->cat_access);
// Add the language taxonomy data.
$item->addTaxonomy('Language', $item->language);
// Get content extras.
FinderIndexerHelper::getContentExtras($item);
// Index the item.
$this->indexer->index($item);
}
/**
* Method to setup the indexer to be run.
*
* @return boolean True on success.
*
* @since 2.5
*/
protected function setup()
{
// Load dependent classes.
JLoader::register('NewsfeedsHelperRoute', JPATH_SITE .
'/components/com_newsfeeds/helpers/route.php');
return true;
}
/**
* Method to get the SQL query used to retrieve the list of content items.
*
* @param mixed $query A JDatabaseQuery object or null.
*
* @return JDatabaseQuery A database object.
*
* @since 2.5
*/
protected function getListQuery($query = null)
{
$db = JFactory::getDbo();
// Check if we can use the supplied SQL query.
$query = $query instanceof JDatabaseQuery ? $query :
$db->getQuery(true)
->select('a.id, a.catid, a.name AS title, a.alias, a.link AS
link')
->select('a.published AS state, a.ordering, a.created AS
start_date, a.params, a.access')
->select('a.publish_up AS publish_start_date, a.publish_down AS
publish_end_date')
->select('a.metakey, a.metadesc, a.metadata, a.language')
->select('a.created_by, a.created_by_alias, a.modified,
a.modified_by')
->select('c.title AS category, c.published AS cat_state,
c.access AS cat_access');
// Handle the alias CASE WHEN portion of the query.
$case_when_item_alias = ' CASE WHEN ';
$case_when_item_alias .= $query->charLength('a.alias',
'!=', '0');
$case_when_item_alias .= ' THEN ';
$a_id = $query->castAsChar('a.id');
$case_when_item_alias .= $query->concatenate(array($a_id,
'a.alias'), ':');
$case_when_item_alias .= ' ELSE ';
$case_when_item_alias .= $a_id . ' END as slug';
$query->select($case_when_item_alias);
$case_when_category_alias = ' CASE WHEN ';
$case_when_category_alias .= $query->charLength('c.alias',
'!=', '0');
$case_when_category_alias .= ' THEN ';
$c_id = $query->castAsChar('c.id');
$case_when_category_alias .= $query->concatenate(array($c_id,
'c.alias'), ':');
$case_when_category_alias .= ' ELSE ';
$case_when_category_alias .= $c_id . ' END as catslug';
$query->select($case_when_category_alias)
->from('#__newsfeeds AS a')
->join('LEFT', '#__categories AS c ON c.id =
a.catid');
return $query;
}
}
newsfeeds.xml000064400000001513151160537440007257 0ustar00<?xml
version="1.0" encoding="utf-8"?>
<extension version="3.1" type="plugin"
group="finder" method="upgrade">
<name>plg_finder_newsfeeds</name>
<author>Joomla! Project</author>
<creationDate>August 2011</creationDate>
<copyright>(C) 2005 - 2020 Open Source Matters. All rights
reserved.</copyright>
<license>GNU General Public License version 2 or later; see
LICENSE.txt</license>
<authorEmail>admin@joomla.org</authorEmail>
<authorUrl>www.joomla.org</authorUrl>
<version>3.0.0</version>
<description>PLG_FINDER_NEWSFEEDS_XML_DESCRIPTION</description>
<files>
<filename
plugin="newsfeeds">newsfeeds.php</filename>
</files>
<languages>
<language
tag="en-GB">language/en-GB/en-GB.plg_finder_newsfeeds.ini</language>
<language
tag="en-GB">language/en-GB/en-GB.plg_finder_newsfeeds.sys.ini</language>
</languages>
</extension>