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<?php
/**
* @package Joomla.Administrator
* @subpackage com_finder
*
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('_JEXEC') or die;
jimport('joomla.application.component.modellist');
/**
* Index model class for Finder.
*
* @package Joomla.Administrator
* @subpackage com_finder
* @since 2.5
*/
class FinderModelIndex extends JModelList
{
/**
* The event to trigger after deleting the data.
*
* @var string
* @since 2.5
*/
protected $event_after_delete = 'onContentAfterDelete';
/**
* The event to trigger before deleting the data.
*
* @var string
* @since 2.5
*/
protected $event_before_delete = 'onContentBeforeDelete';
/**
* Constructor.
*
* @param array $config An associative array of configuration settings. [optional]
*
* @since 2.5
* @see JController
*/
public function __construct($config = array())
{
if (empty($config['filter_fields']))
{
$config['filter_fields'] = array(
'published', 'l.published',
'title', 'l.title',
'type_id', 'l.type_id',
'url', 'l.url',
'indexdate', 'l.indexdate'
);
}
parent::__construct($config);
}
/**
* Method to test whether a record can be deleted.
*
* @param object $record A record object.
*
* @return boolean True if allowed to delete the record. Defaults to the permission for the component.
*
* @since 2.5
*/
protected function canDelete($record)
{
$user = JFactory::getUser();
return $user->authorise('core.delete', $this->option);
}
/**
* Method to test whether a record can be deleted.
*
* @param object $record A record object.
*
* @return boolean True if allowed to change the state of the record. Defaults to the permission for the component.
*
* @since 2.5
*/
protected function canEditState($record)
{
$user = JFactory::getUser();
return $user->authorise('core.edit.state', $this->option);
}
/**
* Method to delete one or more records.
*
* @param array &$pks An array of record primary keys.
*
* @return boolean True if successful, false if an error occurs.
*
* @since 2.5
*/
public function delete(&$pks)
{
// Initialise variables.
$dispatcher = JDispatcher::getInstance();
$user = JFactory::getUser();
$pks = (array) $pks;
$table = $this->getTable();
// Include the content and finder plugins for the on delete events.
JPluginHelper::importPlugin('content');
JPluginHelper::importPlugin('finder');
// Iterate the items to delete each one.
foreach ($pks as $i => $pk)
{
if ($table->load($pk))
{
if ($this->canDelete($table))
{
$context = $this->option . '.' . $this->name;
// Trigger the onContentBeforeDelete event.
$result = $dispatcher->trigger($this->event_before_delete, array($context, $table));
if (in_array(false, $result, true))
{
$this->setError($table->getError());
return false;
}
if (!$table->delete($pk))
{
$this->setError($table->getError());
return false;
}
// Trigger the onContentAfterDelete event.
$dispatcher->trigger($this->event_after_delete, array($context, $table));
}
else
{
// Prune items that you can't change.
unset($pks[$i]);
$error = $this->getError();
if ($error)
{
$this->setError($error);
}
else
{
$this->setError(JText::_('JLIB_APPLICATION_ERROR_DELETE_NOT_PERMITTED'));
}
}
}
else
{
$this->setError($table->getError());
return false;
}
}
// Clear the component's cache
$this->cleanCache();
return true;
}
/**
* Build an SQL query to load the list data.
*
* @return JDatabaseQuery A JDatabaseQuery object
*
* @since 2.5
*/
protected function getListQuery()
{
$db = $this->getDbo();
$query = $db->getQuery(true);
$query->select('l.*');
$query->select('t.title AS t_title');
$query->from($db->quoteName('#__finder_links') . ' AS l');
$query->join('INNER', $db->quoteName('#__finder_types') . ' AS t ON t.id = l.type_id');
// Check the type filter.
if ($this->getState('filter.type'))
{
$query->where($db->quoteName('l.type_id') . ' = ' . (int) $this->getState('filter.type'));
}
// Check for state filter.
if (is_numeric($this->getState('filter.state')))
{
$query->where($db->quoteName('l.published') . ' = ' . (int) $this->getState('filter.state'));
}
// Check the search phrase.
if ($this->getState('filter.search') != '')
{
$search = $db->escape($this->getState('filter.search'));
$query->where($db->quoteName('l.title') . ' LIKE "%' . $db->escape($search) . '%"' . ' OR ' . $db->quoteName('l.url') . ' LIKE "%' . $db->escape($search) . '%"' . ' OR ' . $db->quoteName('l.indexdate') . ' LIKE "%' . $db->escape($search) . '%"');
}
// Handle the list ordering.
$ordering = $this->getState('list.ordering');
$direction = $this->getState('list.direction');
if (!empty($ordering))
{
$query->order($db->escape($ordering) . ' ' . $db->escape($direction));
}
return $query;
}
/**
* Method to get the state of the Smart Search plug-ins.
*
* @return array Array of relevant plug-ins and whether they are enabled or not.
*
* @since 2.5
*/
public function getPluginState()
{
$db = $this->getDbo();
$query = $db->getQuery(true);
$query->select('name, enabled');
$query->from($db->quoteName('#__extensions'));
$query->where($db->quoteName('type') . ' = ' . $db->quote('plugin'));
$query->where($db->quoteName('folder') . ' IN(' . $db->quote('system') . ',' . $db->quote('content') . ')');
$query->where($db->quoteName('element') . ' = ' . $db->quote('finder'));
$db->setQuery($query);
$db->query();
$plugins = $db->loadObjectList('name');
return $plugins;
}
/**
* Method to get a store id based on model configuration state.
*
* This is necessary because the model is used by the component and
* different modules that might need different sets of data or different
* ordering requirements.
*
* @param string $id A prefix for the store id. [optional]
*
* @return string A store id.
*
* @since 2.5
*/
protected function getStoreId($id = '')
{
// Compile the store id.
$id .= ':' . $this->getState('filter.search');
$id .= ':' . $this->getState('filter.state');
$id .= ':' . $this->getState('filter.type');
return parent::getStoreId($id);
}
/**
* Returns a JTable object, always creating it.
*
* @param string $type The table type to instantiate. [optional]
* @param string $prefix A prefix for the table class name. [optional]
* @param array $config Configuration array for model. [optional]
*
* @return JTable A database object
*
* @since 2.5
*/
public function getTable($type = 'Link', $prefix = 'FinderTable', $config = array())
{
return JTable::getInstance($type, $prefix, $config);
}
/**
* Method to purge the index, deleting all links.
*
* @return boolean True on success, false on failure.
*
* @since 2.5
*/
public function purge()
{
$db = $this->getDbo();
// Truncate the links table.
$db->truncateTable('#__finder_links');
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
// Truncate the links terms tables.
for ($i = 0; $i <= 15; $i++)
{
// Get the mapping table suffix.
$suffix = dechex($i);
$db->truncateTable('#__finder_links_terms' . $suffix);
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
}
// Truncate the terms table.
$db->truncateTable('#__finder_terms');
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
// Truncate the taxonomy map table.
$db->truncateTable('#__finder_taxonomy_map');
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
// Delete all the taxonomy nodes except the root.
$query = $db->getQuery(true);
$query->delete();
$query->from($db->quoteName('#__finder_taxonomy'));
$query->where($db->quoteName('id') . ' > 1');
$db->setQuery($query);
$db->query();
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
// Truncate the tokens tables.
$db->truncateTable('#__finder_tokens');
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
// Truncate the tokens aggregate table.
$db->truncateTable('#__finder_tokens_aggregate');
// Check for a database error.
if ($db->getErrorNum())
{
// Throw database error exception.
throw new Exception($db->getErrorMsg(), 500);
}
return true;
}
/**
* Method to auto-populate the model state. Calling getState in this method will result in recursion.
*
* @param string $ordering An optional ordering field. [optional]
* @param string $direction An optional direction. [optional]
*
* @return void
*
* @since 2.5
*/
protected function populateState($ordering = null, $direction = null)
{
// Load the filter state.
$search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
$this->setState('filter.search', $search);
$state = $this->getUserStateFromRequest($this->context . '.filter.state', 'filter_state', '', 'string');
$this->setState('filter.state', $state);
$type = $this->getUserStateFromRequest($this->context . '.filter.type', 'filter_type', '', 'string');
$this->setState('filter.type', $type);
// Load the parameters.
$params = JComponentHelper::getParams('com_finder');
$this->setState('params', $params);
// List state information.
parent::populateState('l.title', 'asc');
}
/**
* Method to change the published state of one or more records.
*
* @param array &$pks A list of the primary keys to change.
* @param integer $value The value of the published state. [optional]
*
* @return boolean True on success.
*
* @since 2.5
*/
public function publish(&$pks, $value = 1)
{
// Initialise variables.
$dispatcher = JDispatcher::getInstance();
$user = JFactory::getUser();
$table = $this->getTable();
$pks = (array) $pks;
// Include the content plugins for the change of state event.
JPluginHelper::importPlugin('content');
// Access checks.
foreach ($pks as $i => $pk)
{
$table->reset();
if ($table->load($pk))
{
if (!$this->canEditState($table))
{
// Prune items that you can't change.
unset($pks[$i]);
$this->setError(JText::_('JLIB_APPLICATION_ERROR_EDITSTATE_NOT_PERMITTED'));
return false;
}
}
}
// Attempt to change the state of the records.
if (!$table->publish($pks, $value, $user->get('id')))
{
$this->setError($table->getError());
return false;
}
$context = $this->option . '.' . $this->name;
// Trigger the onContentChangeState event.
$result = $dispatcher->trigger('onContentChangeState', array($context, $pks, $value));
if (in_array(false, $result, true))
{
$this->setError($table->getError());
return false;
}
// Clear the component's cache
$this->cleanCache();
return true;
}
}