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<?php
/**
* Attachments search plugin
*
* @package Attachments
* @subpackage Search_Plugin
*
* @copyright Copyright (C) 2007-2011 Jonathan M. Cameron, All Rights Reserved
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* @link http://joomlacode.org/gf/project/attachments/frs/
* @author Jonathan M. Cameron
*/
// no direct access
defined( '_JEXEC' ) or die( 'Restricted access' );
/**
* Register the plugin with the Joomla! system
*/
$mainframe->registerEvent( 'onSearch', 'plgSearchAttachments' );
$mainframe->registerEvent( 'onSearchAreas', 'plgSearchAttachmentAreas' );
JPlugin::loadLanguage( 'plg_search_attachments', JPATH_ADMINISTRATOR);
/**
* Return an array of search area names
*
* @return array An array of search areas
*/
function &plgSearchAttachmentAreas() {
static $areas = array( 'attachments' => 'Attachments' );
return $areas;
}
/**
* Attachment Search method
*
* @return array An array of found items
* @param string $text The search text
* @param string $phrase Control the type of matches ('exact', 'all', 'any')
* @param string $ordering A keyword indicating the desired order of the results ('oldest', 'newest', 'alpha')
* @param string $areas Areas to limit the search
*/
function plgSearchAttachments( $text, $phrase='', $ordering='', $areas=null )
{
$user =& JFactory::getUser();
// Exit if the search does not include attachments
if (is_array( $areas )) {
if (!array_intersect( $areas, array_keys( plgSearchAttachmentAreas() ) )) {
return array();
}
}
// Make sure we have something to search for
$text = JString::trim( $text );
if ($text == '') {
return array();
}
// load plugin params info
$plugin =& JPluginHelper::getPlugin('search', 'attachments');
$pluginParams = new JParameter( $plugin->params );
$limit = $pluginParams->def( 'search_limit', 50 );
// Get the component parameters
jimport('joomla.application.component.helper');
$attachParams =& JComponentHelper::getParams('com_attachments');
$secure = $attachParams->get('secure', false);
$user_field_1 = false;
if ( JString::strlen($attachParams->get('user_field_1_name', '')) > 0 ) {
$user_field_1 = true;
$user_field_1_name = $attachParams->get('user_field_1_name');
}
$user_field_2 = false;
if ( JString::strlen($attachParams->get('user_field_2_name', '')) > 0 ) {
$user_field_2 = true;
$user_field_2_name = $attachParams->get('user_field_2_name');
}
$user_field_3 = false;
if ( JString::strlen($attachParams->get('user_field_3_name', '')) > 0 ) {
$user_field_3 = true;
$user_field_3_name = $attachParams->get('user_field_3_name');
}
$wheres = array();
// Create the search query
$db =& JFactory::getDBO();
switch ($phrase) {
case 'exact':
$text = $db->Quote( '%'.$db->getEscaped( $text, true ).'%', false );
$user_fields_sql = '';
if ( $user_field_1 )
$user_fields_sql .= " OR (LOWER(a.user_field_1) LIKE $text)";
if ( $user_field_2 )
$user_fields_sql .= " OR (LOWER(a.user_field_2) LIKE $text)";
if ( $user_field_3 )
$user_fields_sql .= " OR (LOWER(a.user_field_3) LIKE $text)";
$where = "((LOWER(a.filename) LIKE $text)" .
" OR (LOWER(a.display_name) LIKE $text)" .
$user_fields_sql .
" OR (LOWER(a.description) LIKE $text))";
break;
default:
$words = explode( ' ', $text );
$wheres = array();
foreach ($words as $word) {
$word = $db->Quote( '%'.$db->getEscaped( $word, true ).'%', false );
$wheres2 = array();
$wheres2[] = "LOWER(a.filename) LIKE $word";
$wheres2[] = "LOWER(a.display_name) LIKE $word";
$wheres2[] = "LOWER(a.url) LIKE $word";
if ( $user_field_1 )
$wheres2[] = "LOWER(a.user_field_1) LIKE $word";
if ( $user_field_2 )
$wheres2[] = "LOWER(a.user_field_2) LIKE $word";
if ( $user_field_3 )
$wheres2[] = "LOWER(a.user_field_3) LIKE $word";
$wheres2[] = "LOWER(a.description) LIKE $word";
$wheres[] = implode( ' OR ', $wheres2 );
}
$where = '(' . implode( ($phrase == 'all' ? ') AND (' : ') OR ('), $wheres ) . ')';
break;
}
// Set up the sorting
switch ( $ordering )
{
case 'oldest':
$order = 'a.create_date ASC';
break;
case 'newest':
$order = 'a.create_date DESC';
break;
case 'alpha':
default:
$order = 'a.filename DESC';
}
// Load the permissions functions
$user =& JFactory::getUser();
// Construct and execute the query
$query = 'SELECT * FROM #__attachments AS a'
. ' WHERE ('. $where .')'
. ' AND a.published = 1'
. ' ORDER BY '. $order;
$db->setQuery( $query, 0, $limit );
$rows = $db->loadObjectList();
$count = count( $rows );
// See if we are done
$results = Array();
if ( $count <= 0 ) {
return $results;
}
// Prepare to get parent info
JPluginHelper::importPlugin('attachments', 'attachments_plugin_framework');
$apm =& getAttachmentsPluginManager();
// Add the result data to the results of the search
$k = 0;
for ( $i = 0; $i < $count; $i++ ) {
$row =& $rows[$i];
// Get the parent handler
$parent_type = $row->parent_type;
$parent_entity = $row->parent_entity;
if ( !$apm->attachmentsPluginInstalled($parent_type) ) {
// Exit if there is no Attachments plugin to handle this parent_type, ignore it
continue;
}
$parent =& $apm->getAttachmentsPlugin($parent_type);
// Ignore the attachment if the user may not see the parent
if ( ! $parent->userMayViewParent($row->parent_id, $parent_entity) ) {
continue;
}
// Ignore the attachment if the parent is not published
if ( ! $parent->isParentPublished($row->parent_id, $parent_entity) ) {
continue;
}
// Do not add the attachment if the user may not access it
if ( !$parent->userMayAccessAttachment($row)) {
continue;
}
// Add the parent title
$parent->loadLanguage();
$row->parent_title = $parent->getTitle( $row->parent_id, $parent_entity );
// Construct the download URL if necessary
if ( $secure AND $row->uri_type == 'file' ) {
$row->href =
JRoute::_("index.php?option=com_attachments&task=download&id=" . (int)$row->id);
}
else {
$row->href = $row->url;
}
if ( $row->display_name AND (JString::strlen($row->display_name) > 0) ) {
$row->title = JString::str_ireplace('·', '.', $row->display_name);
}
else {
if ( $row->uri_type == 'file' ) {
$row->title = $row->filename;
}
else {
$row->title = $row->url;
}
}
// Set the text to the string containing the search target
if ( JString::strlen($row->display_name) > 0 ) {
$text = $row->display_name .
" (" . JText::_('FILENAME_COLON') . " " . $row->filename . ") ";
}
else {
$text = JText::_('FILENAME_COLON') . " " . $row->filename;
}
if ( JString::strlen($row->description) > 0 ) {
$text .= " | " . JText::_('DESCRIPTION_COLON') . $row->description;
}
if ( $user_field_1 AND (JString::strlen($row->user_field_1) > 0) ) {
$text .= " | " . $user_field_1_name . ": " . $row->user_field_1;
}
if ( $user_field_2 AND (JString::strlen($row->user_field_2) > 0) ) {
$text .= " | " . $user_field_2_name . ": " . $row->user_field_2;
}
if ( $user_field_3 AND (JString::strlen($row->user_field_3) > 0) ) {
$text .= " | " . $user_field_3_name . ": " . $row->user_field_3;
}
$row->text = $text;
$row->created = $row->create_date;
$row->browsernav = 2;
$entity_name = JText::_($parent->getEntityName($parent_entity));
$parent_title = JText::_($parent->getTitle($row->parent_id, $parent_entity));
$row->section = JText::sprintf('ATTACHED_TO_PARENT_S_TITLE_S',
$entity_name, $parent_title);
$results[$k] = $row;
$k++;
}
return $results;
}
?>