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<?php
/**
* @version 1.5 stable $Id: favourites.php 1848 2014-02-16 12:03:55Z ggppdk $
* @package Joomla
* @subpackage FLEXIcontent
* @copyright (C) 2009 Emmanuel Danan - www.vistamedia.fr
* @license GNU/GPL v2
*
* FLEXIcontent is a derivative work of the excellent QuickFAQ component
* @copyright (C) 2008 Christoph Lukes
* see www.schlu.net for more information
*
* FLEXIcontent is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
// no direct access
defined( '_JEXEC' ) or die( 'Restricted access' );
jimport('legacy.model.legacy');
/**
* FLEXIcontent Component Model
*
* @package Joomla
* @subpackage FLEXIcontent
* @since 1.5
*/
class FlexicontentModelFavourites extends JModelLegacy
{
/**
* Item list data
*
* @var array
*/
var $_data = null;
/**
* Items list total
*
* @var integer
*/
var $_total = null;
/**
* Pagination object
*
* @var object
*/
var $_pagination = null;
/**
* Favourites view parameters via menu item
*
* @var object
*/
var $_params = null;
/**
* Constructor
*
* @since 1.5
*/
public function __construct()
{
// Set record id and call constrcuctor
$id = 0; // no id used by this view
$this->setId((int)$id);
parent::__construct();
// Populate state data, if record id is changed this function must be called again
$this->populateRecordState();
}
/**
* Method to populate the category model state.
*
* return void
* @since 1.5
*/
protected function populateRecordState($ordering = null, $direction = null)
{
$app = JFactory::getApplication();
$jinput = $app->input;
$user = JFactory::getUser();
$option = $jinput->getCmd('option', '');
$view = $jinput->getCmd('view', '');
$p = $option.'.'.$view.'.';
// Set filter order variables into state
$this->setState('filter_order', $jinput->getCmd('filter_order', 'i.modified'));
$this->setState('filter_order_Dir', $jinput->getCmd('filter_order_Dir', 'DESC'));
}
/**
* Method to set initialize data, setting an element id for the view
*
* @access public
* @param int
*/
function setId($id)
{
// Wipe member variables and load parameters
$this->_data = null;
$this->_total = null;
$this->_pagination = null;
$this->_params = null;
$this->_loadParams();
}
/**
* Method to get Data
*
* @access public
* @return object
*/
function getData()
{
$app = JFactory::getApplication();
$jinput = $app->input;
$print_logging_info = $this->_params->get('print_logging_info');
if ( $print_logging_info ) global $fc_run_times;
// Get limit from http request OR use default category parameters
$this->_listall = $jinput->get('listall', 0, 'int');
$this->_active_limit = strlen($jinput->getString('limit', ''));
$limit = $this->_active_limit
? $jinput->getInt('limit', 0)
: $this->_params->get('limit');
$this->setState('limit', $limit);
// Lets load the content if it doesn't already exist
if ($this->_data !== null)
{
return $this->_data;
}
if ( $print_logging_info ) $start_microtime = microtime(true);
// Query the content items
$query = $this->_buildQuery();
/**
* Check if Text Search / Filters / AI are NOT active and special before FORM SUBMIT (per page) -limit- was configured
* NOTE: this must run AFTER _buildQuery() !
*/
$use_limit_before = $app->getUserState('use_limit_before_search_filt', 0);
if ($use_limit_before)
{
$limit_before = (int) $this->_params->get('limit_before_search_filt', 0);
$limit = $use_limit_before ? $limit_before : $limit;
$jinput->set('limit', $limit);
$this->setState('limit', $limit);
}
// Get limitstart, and in case limit has been changed, adjust it accordingly
$limitstart = $jinput->getInt('limitstart', $jinput->getInt('start', 0));
$limitstart = ( $limit != 0 ? (floor($limitstart / $limit) * $limit) : 0 );
$this->setState('limitstart', $limitstart);
// Make sure limitstart is set
$jinput->set('limitstart', $limitstart);
$jinput->set('start', $limitstart);
$this->_data = $this->_getList( $query, $this->getState('limitstart'), $this->getState('limit') );
// Get Original content ids for creating some untranslatable fields that have share data (like shared folders)
flexicontent_db::getOriginalContentItemids($this->_data);
if ( $print_logging_info ) @$fc_run_times['execute_main_query'] += round(1000000 * 10 * (microtime(true) - $start_microtime)) / 10;
// This is used in places that item data need to be retrieved again because item object was not given
global $fc_list_items;
foreach ($this->_data as $_item)
{
$fc_list_items[$_item->id] = $_item;
}
return $this->_data;
}
/**
* Method to get the total number of items
*
* @access public
* @return integer
*/
function getTotal()
{
// Lets load the total nr if it doesn't already exist
if (empty($this->_total))
{
$query = $this->_buildQuery();
$this->_total = $this->_getListCount($query);
}
return $this->_total;
}
/**
* Method to get the pagination object
*
* @access public
* @return object
*/
public function getPagination()
{
// Load the content if it doesn't already exist
if (empty($this->_pagination))
{
//jimport('cms.pagination.pagination');
require_once (JPATH_COMPONENT.DS.'helpers'.DS.'pagination.php');
$this->_pagination = new FCPagination($this->getTotal(), $this->getState('limitstart'), $this->getState('limit') );
}
return $this->_pagination;
}
/**
* Method to build the query
*
* @access public
* @return string
*/
function _buildQuery()
{
$user = JFactory::getUser();
// Show special state items
$show_noauth = $this->_params->get('show_noauth', 0); // Show unauthorized items
// Select only items that user has view access, if listing of unauthorized content is not enabled
$joinaccess = '';
$andaccess = '';
$select_access = '';
// Extra access columns for main category and content type (item access will be added as 'access')
$select_access .= ', c.access as category_access, ty.access as type_access';
// User not allowed to LIST unauthorized items
if ( !$show_noauth )
{
$aid_arr = JAccess::getAuthorisedViewLevels($user->id);
$aid_list = implode(",", $aid_arr);
$andaccess .= ' AND ty.access IN (0,'.$aid_list.')';
$andaccess .= ' AND c.access IN (0,'.$aid_list.')';
$andaccess .= ' AND i.access IN (0,'.$aid_list.')';
$select_access .= ', 1 AS has_access';
}
// Access Flags for: content type, main category, item
else
{
$aid_arr = JAccess::getAuthorisedViewLevels($user->id);
$aid_list = implode(",", $aid_arr);
$select_access .= ', '
.' CASE WHEN '
.' ty.access IN (0,'.$aid_list.') AND '
.' c.access IN (0,'.$aid_list.') AND '
.' i.access IN (0,'.$aid_list.') '
.' THEN 1 ELSE 0 END AS has_access';
}
// Create sql WHERE clause
$where = $this->_buildItemWhere();
// Create sql ORDERBY clause -and- set 'order' variable (passed by reference), that is, if frontend user ordering override is allowed
$order = '';
$orderby = $this->_buildItemOrderBy($order);
$orderby_join = '';
$orderby_col = '';
// Create JOIN for ordering items by a custom field (Level 1)
if ( 'field' == $order[1] ) {
$orderbycustomfieldid = (int)$this->_params->get('orderbycustomfieldid', 0);
$orderby_join .= ' LEFT JOIN #__flexicontent_fields_item_relations AS f ON f.item_id = i.id AND f.field_id='.$orderbycustomfieldid;
}
if ( 'custom:' == substr($order[1], 0, 7) ) {
$order_parts = preg_split("/:/", $order[1]);
$_field_id = (int) @ $order_parts[1];
if ($_field_id && count($order_parts)==4) $orderby_join .= ' LEFT JOIN #__flexicontent_fields_item_relations AS f ON f.item_id = i.id AND f.field_id='.$_field_id;
}
// Create JOIN for ordering items by a custom field (Level 2)
if ( 'field' == $order[2] ) {
$orderbycustomfieldid_2nd = (int)$this->_params->get('orderbycustomfieldid'.'_2nd', 0);
$orderby_join .= ' LEFT JOIN #__flexicontent_fields_item_relations AS f2 ON f2.item_id = i.id AND f2.field_id='.$orderbycustomfieldid_2nd;
}
if ( 'custom:' == substr($order[2], 0, 7) ) {
$order_parts = preg_split("/:/", $order[2]);
$_field_id = (int) @ $order_parts[1];
if ($_field_id && count($order_parts)==4) $orderby_join .= ' LEFT JOIN #__flexicontent_fields_item_relations AS f2 ON f2.item_id = i.id AND f2.field_id='.$_field_id;
}
// Create JOIN for ordering items by author's name
if ( in_array('author', $order) || in_array('rauthor', $order) ) {
$orderby_col = '';
$orderby_join .= ' LEFT JOIN #__users AS u ON u.id = i.created_by';
}
// Create JOIN for ordering items by a most commented
if ( in_array('commented', $order) ) {
$orderby_col = ', COUNT(DISTINCT com.id) AS comments_total';
$orderby_join .= ' LEFT JOIN #__jcomments AS com ON com.object_id = i.id AND com.object_group="com_flexicontent" AND com.published="1"';
}
// Create JOIN for ordering items by a most rated
if ( in_array('rated', $order) )
{
$rating_join = null;
$orderby_col = ', ' . flexicontent_db::buildRatingOrderingColumn($rating_join);
$orderby_join .= ' LEFT JOIN ' . $rating_join;
}
// Create JOIN for ordering items by their ordering attribute (in item's main category)
if ( in_array('order', $order) ) {
$orderby_join .= ' LEFT JOIN #__flexicontent_cats_item_relations AS rel ON rel.itemid = i.id AND rel.catid = i.catid';
}
$query = 'SELECT i.id, i.*, ie.* '
. $orderby_col
. $select_access
. ', c.title AS maincat_title, c.alias AS maincat_alias' // Main category data
. ', CASE WHEN CHAR_LENGTH(i.alias) THEN CONCAT_WS(\':\', i.id, i.alias) ELSE i.id END as slug'
. ', CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(\':\', c.id, c.alias) ELSE c.id END as categoryslug'
. ' FROM #__content AS i'
. ' JOIN #__flexicontent_items_ext AS ie ON ie.item_id = i.id'
. ' LEFT JOIN #__flexicontent_favourites AS fav ON fav.itemid = i.id'
. ' JOIN #__flexicontent_types AS ty ON ie.type_id = ty.id'
. ' JOIN #__categories AS c ON c.id = i.catid'
. $orderby_join
. $joinaccess
. $where
. $andaccess
. ' GROUP BY i.id'
. $orderby
;
return $query;
}
/**
* Build the order clause
*
* @access private
* @return string
*/
function _buildItemOrderBy(& $order='')
{
$request_var = $this->_params->get('orderby_override', 0) || $this->_params->get('orderby_override_2nd', 0) ? 'orderby' : '';
$default_order = $this->getState('filter_order');
$default_order_dir = $this->getState('filter_order_Dir');
// Precedence: $request_var ==> $order ==> $config_param ==> $default_order
return flexicontent_db::buildItemOrderBy(
$this->_params,
$order, $request_var, $config_param='orderby',
$item_tbl_alias = 'i', $relcat_tbl_alias = 'rel',
$default_order, $default_order_dir, $sfx='', $support_2nd_lvl=true
);
}
/**
* Method to build the WHERE clause
*
* @access private
* @return string
*/
function _buildItemWhere( )
{
$app = JFactory::getApplication();
$jinput = $app->input;
$user = JFactory::getUser();
$db = JFactory::getDbo();
$show_owned = $this->_params->get('show_owned', 1); // Show items owned by current user, regardless of their state
$show_trashed = $this->_params->get('show_trashed', 1); // Show trashed items (to authorized users)
// Date-Times are stored as UTC, we should use current UTC time to compare and not user time (requestTime),
// thus the items are published globally at the time the author specified in his/her local clock
//$app = JFactory::getApplication();
//$now = FLEXI_J16GE ? $app->requestTime : $app->get('requestTime'); // NOT correct behavior it should be UTC (below)
//$date = JFactory::getDate();
//$now = FLEXI_J16GE ? $date->toSql() : $date->toMySQL(); // NOT good if string passed to function that will be cached, because string continuesly different
$_nowDate = 'UTC_TIMESTAMP()'; //$db->Quote($now);
$nullDate = $db->getNullDate();
/**
* Select only current user's favoured items
*/
// Also include favourites via cookie
$favs = array_keys(flexicontent_favs::getInstance()->getRecords('item'));
$where_favs = array();
$where_favs[] = $user->get('id') ? 'fav.userid = ' . (int)$user->get('id') : '0';
$where_favs[] = !empty($favs) ? 'i.id IN (' . implode(',', $favs) . ')' : '0';
$where = ' WHERE (' . implode(' OR ', $where_favs) . ')';
// Get privilege to view non viewable items (upublished, archived, trashed, expired, scheduled).
// NOTE: ACL view level is checked at a different place
$ignoreState = $user->authorise('flexicontent.ignoreviewstate', 'com_flexicontent');
if (!$ignoreState)
{
$OR_isOwner = $user->id && $show_owned ? ' OR i.created_by = ' . $user->id : '';
//$OR_isModifier = $user->id ? ' OR i.modified_by = ' . $user->id : '';
// Limit by publication state. Exception: when displaying personal user items or items modified by the user
$where .= ' AND ( i.state IN (1, -5) ' . $OR_isOwner . ')'; // . $OR_isModifier
// Limit by publish up/down dates. Exception: when displaying personal user items or items modified by the user
$where .= ' AND ( ( i.publish_up is NULL OR i.publish_up = '.$db->Quote($nullDate).' OR i.publish_up <= '.$_nowDate.' ) ' . $OR_isOwner . ')'; // . $OR_isModifier
$where .= ' AND ( ( i.publish_down is NULL OR i.publish_down = '.$db->Quote($nullDate).' OR i.publish_down >= '.$_nowDate.' ) ' . $OR_isOwner . ')'; // . $OR_isModifier
}
else
{
// Include / Exclude trashed items for privileged users
$where .= $show_trashed ? ' AND ( i.state <> -2)' : '';
}
// ***
// *** Create WHERE clause part for Text Search
// ***
$q = $jinput->getString('q', '');
$q = $q !== parse_url(@$_SERVER["REQUEST_URI"], PHP_URL_PATH) ? $q : '';
$text = $jinput->getString('filter', $q);
// Check for LIKE %word% search, for languages without spaces
$filter_word_like_any = $this->_params->get('filter_word_like_any', 0);
$phrase = $filter_word_like_any
? $jinput->getWord('searchphrase', $jinput->getWord('p', 'any'))
: $jinput->getWord('searchphrase', $jinput->getWord('p', 'exact'));
$si_tbl = 'flexicontent_items_ext';
$search_prefix = $this->_params->get('add_search_prefix') ? 'vvv' : ''; // SEARCH WORD Prefix
$text = !$search_prefix ? trim( $text ) : preg_replace('/(\b[^\s,\.]+\b)/u', $search_prefix.'$0', trim($text));
$words = preg_split('/\s\s*/u', $text);
if( strlen($text) )
{
$ts = 'ie';
$escaped_text = $db->escape($text, true);
$quoted_text = $db->Quote( $escaped_text, false );
switch ($phrase)
{
case 'natural':
$_text_match = ' MATCH ('.$ts.'.search_index) AGAINST ('.$quoted_text.') ';
break;
case 'natural_expanded':
$_text_match = ' MATCH ('.$ts.'.search_index) AGAINST ('.$quoted_text.' WITH QUERY EXPANSION) ';
break;
case 'exact':
$stopwords = array();
$shortwords = array();
if (!$search_prefix)
{
$words = flexicontent_db::removeInvalidWords($words, $stopwords, $shortwords, $si_tbl, 'search_index', $isprefix=0);
}
// All words are stop-words or too short, we could try to execute a query that only contains a LIKE %...% , but it would be too slow
if (empty($words))
{
$jinput->set('ignoredwords', implode(' ', $stopwords));
$jinput->set('shortwords', implode(' ', $shortwords));
$_text_match = ' 0=1 ';
}
// Speed optimization ... 2-level searching: first require ALL words, then require exact text
else
{
$newtext = '+' . implode( ' +', $words );
$quoted_text = $db->escape($newtext, true);
$quoted_text = $db->Quote( $quoted_text, false );
$exact_text = $db->Quote( '%'. $escaped_text .'%', false );
$_text_match = ' MATCH ('.$ts.'.search_index) AGAINST ('.$quoted_text.' IN BOOLEAN MODE) AND '.$ts.'.search_index LIKE '.$exact_text;
}
break;
case 'all':
$stopwords = array();
$shortwords = array();
if (!$search_prefix)
{
$words = flexicontent_db::removeInvalidWords($words, $stopwords, $shortwords, $si_tbl, 'search_index', $isprefix=1);
}
$jinput->set('ignoredwords', implode(' ', $stopwords));
$jinput->set('shortwords', implode(' ', $shortwords));
$newtext = '+' . implode( '* +', $words ) . '*';
$quoted_text = $db->escape($newtext, true);
$quoted_text = $db->Quote( $quoted_text, false );
$_text_match = ' MATCH ('.$ts.'.search_index) AGAINST ('.$quoted_text.' IN BOOLEAN MODE) ';
break;
case 'any':
default:
$stopwords = array();
$shortwords = array();
if (!$search_prefix)
{
$words = flexicontent_db::removeInvalidWords($words, $stopwords, $shortwords, $si_tbl, 'search_index', $isprefix=1);
}
$jinput->set('ignoredwords', implode(' ', $stopwords));
$jinput->set('shortwords', implode(' ', $shortwords));
$newtext = implode( '* ', $words ) . '*';
$quoted_text = $db->escape($newtext, true);
$quoted_text = $db->Quote( $quoted_text, false );
$_text_match = ' MATCH ('.$ts.'.search_index) AGAINST ('.$quoted_text.' IN BOOLEAN MODE) ';
break;
}
$where .= ' AND '. $_text_match;
}
return $where;
}
/**
* Method to load parameters
*
* @access private
* @return void
* @since 1.5
*/
function _loadParams()
{
if ( $this->_params !== NULL ) return;
$app = JFactory::getApplication();
$jinput = $app->input;
$menu = $app->getMenu()->getActive();
// Get the COMPONENT only parameter
$params = new JRegistry();
$cparams = JComponentHelper::getParams('com_flexicontent');
$params->merge($cparams);
// Merge the active menu parameters
if ($menu)
{
$params->merge($menu->getParams());
}
$this->_params = $params;
}
/**
* Method to get view's parameters
*
* @access public
* @return object
*/
function &getParams()
{
return $this->_params;
}
}