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<?php
/**
------------------------------------------------------------------------
SOLIDRES - Accommodation booking extension for Joomla
------------------------------------------------------------------------
* @author Solidres Team <contact@solidres.com>
* @website https://www.solidres.com
* @copyright Copyright (C) 2013 - 2019 Solidres. All Rights Reserved.
* @license GNU General Public License version 3, or later
------------------------------------------------------------------------
*/
defined('_JEXEC') or die;
/**
* Solidres Content plugin
*
* @package Solidres
* @subpackage Content
* @since 0.6.0
*/
use Joomla\Cms\Form\Form;
use Joomla\Registry\Registry;
use Joomla\CMS\Filesystem\File;
use Joomla\CMS\Factory as CMSFactory;
use Joomla\CMS\Language\LanguageHelper;
class plgContentSolidres extends JPlugin
{
protected $autoloadLanguage = true;
/**
* Don't allow categories to be deleted if they contain items or subcategories with items
*
* @param string $context The context for the content passed to the plugin.
* @param object $data The data relating to the content that was deleted.
*
* @return boolean
*
* @since 1.6
*/
public function onContentBeforeDelete($context, $data)
{
// Skip plugin if we are deleting something other than categories
if ($context != 'com_categories.category')
{
return true;
}
// Check if this function is enabled.
if (!$this->params->def('check_categories', 1))
{
return true;
}
$app = JFactory::getApplication();
$extension = $app->input->getString('extension');
// Default to true if not solidres
$result = true;
if ($extension == 'com_solidres')
{
// See if this category has any content items
$count = $this->_countSolidresItemsInCategory('#__sr_reservation_assets', $data->get('id'));
// Return false if db error
if ($count === false)
{
$result = false;
}
else
{
// Show error if items are found in the category
if ($count > 0)
{
$msg = JText::sprintf('COM_CATEGORIES_DELETE_NOT_ALLOWED', $data->get('title')) .
JText::plural('COM_CATEGORIES_N_ITEMS_ASSIGNED', $count);
$app->enqueueMessage($msg, 'warning');
}
// Check for items in any child categories (if it is a leaf, there are no child categories)
if (!$data->isLeaf())
{
$count = $this->_countSolidresItemsInChildren('#__sr_reservation_assets', $data->get('id'), $data);
if ($count === false)
{
$result = false;
}
elseif ($count > 0)
{
$msg = JText::sprintf('COM_CATEGORIES_DELETE_NOT_ALLOWED', $data->get('title')) .
JText::plural('COM_CATEGORIES_HAS_SUBCATEGORY_ITEMS', $count);
$app->enqueueMessage($msg, 'warning');
}
}
}
return $result;
}
}
/**
* Get count of items in a category
*
* @param string $table table name of component table (column is catid)
* @param integer $catid id of the category to check
*
* @return mixed count of items found or false if db error
*
* @since 1.6
*/
private function _countSolidresItemsInCategory($table, $catid)
{
$db = JFactory::getDbo();
$query = $db->getQuery(true);
// Count the items in this category
$query->select('COUNT(id)')
->from($table)
->where('category_id = ' . $catid);
$db->setQuery($query);
try
{
$count = $db->loadResult();
}
catch (RuntimeException $e)
{
JFactory::getApplication()->enqueueMessage($e->getMessage(), 'warning');
return false;
}
return $count;
}
/**
* Get count of items in a category's child categories
*
* @param string $table table name of component table (column is catid)
* @param integer $catid id of the category to check
* @param object $data The data relating to the content that was deleted.
*
* @return mixed count of items found or false if db error
*
* @since 1.6
*/
private function _countSolidresItemsInChildren($table, $catid, $data)
{
$db = JFactory::getDbo();
// Create subquery for list of child categories
$childCategoryTree = $data->getTree();
// First element in tree is the current category, so we can skip that one
unset($childCategoryTree[0]);
$childCategoryIds = array();
foreach ($childCategoryTree as $node)
{
$childCategoryIds[] = $node->id;
}
// Make sure we only do the query if we have some categories to look in
if (count($childCategoryIds))
{
// Count the items in this category
$query = $db->getQuery(true)
->select('COUNT(id)')
->from($table)
->where('category_id IN (' . implode(',', $childCategoryIds) . ')');
$db->setQuery($query);
try
{
$count = $db->loadResult();
}
catch (RuntimeException $e)
{
JFactory::getApplication()->enqueueMessage($e->getMessage(), 'warning');
return false;
}
return $count;
}
else
// If we didn't have any categories to check, return 0
{
return 0;
}
}
public function onContentPrepareForm($form, $data)
{
if (($form instanceof Form)
&& $form->getName() === 'com_categories.categorycom_solidres'
&& $form->loadFile(__DIR__ . '/fields/category.xml')
&& $data->id
)
{
$form->setFieldAttribute('contentLanguage', 'category', $data->id, 'params');
}
}
public function onContentAfterSave($context, $table, $isNew, $data = [])
{
if ($context === 'com_categories.category'
&& $data['extension'] === 'com_solidres'
)
{
$contentLanguage = CMSFactory::getApplication()->input->post->get('languageOverride', [], 'array');
if (!empty($contentLanguage))
{
JLoader::import('joomla.filesystem.file');
$langCodes = array_keys(LanguageHelper::getLanguages('lang_code'));
foreach ($contentLanguage as $langCode => $strings)
{
if (in_array($langCode, $langCodes) && is_string($strings))
{
$strings = trim($strings);
$file = JPATH_ROOT . '/components/com_solidres/language/' . $langCode . '/' . $langCode . '.com_solidres_category_' . $table->id . '.ini';
if (empty($strings))
{
if (is_file($file))
{
File::delete($file);
}
continue;
}
$registry = new Registry;
$registry->loadString($strings, 'INI');
File::write($file, $registry->toString('INI'));
}
}
}
}
}
}