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<?php
/**
* @package com_zoo
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/**
* Exporter for Joomla 2.5/3.0 articles and categories
*
* @package Component.Classes.Exporters
*/
class AppExporterJoomla extends AppExporter {
/**
* Class Constructor
*/
public function __construct() {
parent::__construct();
$this->_name = 'Joomla';
}
/**
* If this exporter can be used
*
* @return boolean If this exporter can be used
*
* @since 2.0
*/
public function isEnabled() {
return $this->app->joomla->version->isCompatible('2.5');
}
/**
* Perform the actual export of categories and articles
*
* @return string The exported data in JSON format
*
* @since 2.0
*/
public function export() {
$categories = $this->app->database->queryObjectList('SELECT * FROM #__categories WHERE published != -2 ORDER BY lft ASC', 'id');
$category_aliases = array();
$ordered_categories = array();
foreach ($categories as $category) {
$ordered_categories[$category->parent_id][] = $category->id;
}
foreach ($categories as $category) {
if ($category->alias != 'root' && $category->extension != 'com_content') {
continue;
}
if ($category->alias == 'root') {
$category->title = 'Root';
$category->alias = '_root';
}
$i = 2;
$new_alias = $category->alias;
while (in_array($new_alias, $category_aliases)) {
$new_alias = $category->alias . '-' . $i++;
}
$category_aliases[] = $category->alias = $new_alias;
// store category parent
if (isset($categories[$category->parent_id])) {
$category->parent = $categories[$category->parent_id]->alias;
}
if (isset($ordered_categories[$category->parent_id]) && is_array($ordered_categories[$category->parent_id])) {
$category->ordering = array_search($category->id, $ordered_categories[$category->parent_id]);
}
$params = $this->app->parameter->create($category->params);
$data = array();
foreach ($this->category_attributes as $attribute) {
if (isset($category->$attribute)) {
$data[$attribute] = $category->$attribute;
}
}
if ($params->get('image')) {
$data['content']['image'] = $params->get('image');
}
$this->_addCategory($category->title, $category->alias, $data);
$query = "SELECT * FROM #__content WHERE catid =" . $category->id;
$articles = $this->app->database->queryObjectList($query);
foreach ($articles as $article) {
if ($article->state != -2) {
$this->_addJoomlaItem($article, $category->alias, JText::_('Joomla article'));
}
}
}
$query = "SELECT * FROM #__content WHERE catid = 0";
$articles = $this->app->database->queryObjectList($query);
foreach ($articles as $article) {
if ($article->state != -2) {
$this->_addJoomlaItem($article, 0, JText::_('Joomla article'));
}
}
return parent::export();
}
/**
* Add an item to the export list
*
* @param object $article The article to export
* @param string $parent Where the article should be inserted into
* @param string $group The group in which it should be put into
*
* @return AppExporterJoomla $this For chaining support
*
* @since 2.0
*/
protected function _addJoomlaItem($article, $parent, $group = 'default') {
if ($article->state > 1) {
$article->state = 0;
}
$data = array();
foreach ($this->item_attributes as $attribute) {
if (isset($article->$attribute)) {
$data[$attribute] = $article->$attribute;
}
}
$metadata = $this->app->parameter->create($article->metadata);
$data['metadata'] = array('description' => $article->metadesc, 'keywords' => $article->metakey, 'robots' => $metadata->get('robots'), 'author' => $metadata->get('author'));
$data['author'] = ($user = $this->app->user->get($article->created_by)) ? $user->username : $this->app->user->get()->username;
if ($article->featured) {
$data['categories'][] = '_root';
}
$data['categories'][] = $parent;
$data['elements'][0]['type'] = 'textarea';
$data['elements'][0]['name'] = 'Article';
$data['elements'][0]['data'] = array(array('value' => $article->introtext), array('value' => $article->fulltext));
parent::_addItem($article->title, $article->alias, $group, $data);
}
}