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<?php
// namespace administrator\components\com_jmap\models;
/**
* @package JMAP::METAINFO::administrator::components::com_jmap
* @subpackage models
* @author Joomla! Extensions Store
* @copyright (C) 2015 - Joomla! Extensions Store
* @license GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html
*/
defined ( '_JEXEC' ) or die ( 'Restricted access' );
jimport ( 'joomla.filesystem.file' );
/**
* Metainfo concrete model
* Operates not on DB but directly on a cached copy of the XML sitemap file
*
* @package JMAP::METAINFO::administrator::components::com_jmap
* @subpackage models
* @since 3.2
*/
class JMapModelMetainfo extends JMapModel {
/**
* Number of XML records
*
* @access private
* @var Int
*/
private $recordsNumber;
/**
* Main get data method
*
* @access public
* @return Object[]
*/
public function getData() {
// Load data from XML file, parse it to load records
$cachedSitemapFilePath = JPATH_COMPONENT_ADMINISTRATOR . '/cache/metainfo/';
// Has sitemap some vars such as lang or Itemid?
$sitemapLang = $this->getState('sitemaplang', '');
$sitemapLinksLang = $sitemapLang ? $sitemapLang . '/' : '';
$sitemapLang = $sitemapLang ? '_' . $sitemapLang : '';
$sitemapDataset = $this->getState('sitemapdataset', '');
$sitemapDataset = $sitemapDataset ? '_dataset' . (int)$sitemapDataset : '';
$sitemapItemid = $this->getState('sitemapitemid', '');
$sitemapItemid = $sitemapItemid ? '_menuid' . (int)$sitemapItemid : '';
// Final name
$cachedSitemapFilename = 'sitemap_xml' . $sitemapLang . $sitemapDataset . $sitemapItemid . '.xml';
// Detect PHP 7
$php7 = false;
if (version_compare(PHP_VERSION, '7.0', '>=')) {
$php7 = true;
}
// Start processing
try {
// Now check if the file correctly exists
if(JFile::exists($cachedSitemapFilePath . $cachedSitemapFilename)) {
$loadedSitemapXML = simplexml_load_file($cachedSitemapFilePath . $cachedSitemapFilename);
} else {
throw new JMapException ( JText::sprintf ( 'COM_JMAP_METAINFO_NOCACHED_FILE_EXISTS', $this->_db->getErrorMsg () ), 'error' );
}
// Execute HTTP request and associate HTTP response code with each record links
$httpClient = new JMapHttp();
if($loadedSitemapXML->url->count()) {
// Manage splice pagination here for the XML records
$convertedIteratorToArray = iterator_to_array($loadedSitemapXML->url, false);
// Store number of records for pagination
$this->recordsNumber = count($convertedIteratorToArray);
// Execute pagination splicing if any limit is set
$limit = $this->getState ( 'limit' );
if($limit) {
$loadedSitemapXML = array_splice($convertedIteratorToArray, $this->getState ( 'limitstart' ), $this->getState ( 'limit' ));
} else {
$loadedSitemapXML = $convertedIteratorToArray;
}
// Get a search filter
$searchFilter = $this->state->get('searchpageword', null);
$stateFilter = $this->state->get('state', null);
$excludeStateFilter = $this->state->get('excludestate', null);
// Cycle on every links, filter by search word if any and augment with link metainfo
foreach ($loadedSitemapXML as $index=>&$url) {
// Evaluate filtering by search word
if($searchFilter) {
// Evaluate position or exact match
if($this->getState('exactsearchpage', null)) {
$isMatching = $url->loc == $searchFilter;
} else {
$isMatching = (stripos($url->loc, $searchFilter) !== false);
}
if(!$isMatching) {
array_splice($loadedSitemapXML, $index, 1);
// Re-assign array
if($php7) {
$loadedSitemapXML = array_values($loadedSitemapXML);
}
continue;
}
}
$url = (object)(array)$url;
// Load meta info for this link from the table and augment the array and object
$query = "SELECT *" .
"\n FROM " . $this->_db->quoteName('#__jmap_metainfo') .
"\n WHERE " . $this->_db->quoteName('linkurl') . " = " . $this->_db->quote($url->loc);
$metaInfos = $this->_db->setQuery($query)->loadObject();
// This link has valid metainfo
if(isset($metaInfos->id)) {
$url->metainfos = $metaInfos;
}
// Evaluate filtering by state
if($stateFilter) {
if(isset($url->metainfos->published)) {
$isMatching = ((int)$url->metainfos->published === ($stateFilter == 'P' ? 1 : 0));
if(!$isMatching) {
array_splice($loadedSitemapXML, $index, 1);
// Re-assign array
if($php7) {
$loadedSitemapXML = array_values($loadedSitemapXML);
}
continue;
}
} else {
array_splice($loadedSitemapXML, $index, 1);
// Re-assign array
if($php7) {
$loadedSitemapXML = array_values($loadedSitemapXML);
}
continue;
}
}
// Evaluate filtering by exclude state
if(is_numeric($excludeStateFilter)) {
if(isset($url->metainfos->excluded)) {
$isMatching = ((int)$url->metainfos->excluded === (int)$excludeStateFilter);
if(!$isMatching) {
array_splice($loadedSitemapXML, $index, 1);
// Re-assign array
if($php7) {
$loadedSitemapXML = array_values($loadedSitemapXML);
}
continue;
}
} else {
if((int)$excludeStateFilter == 1) {
array_splice($loadedSitemapXML, $index, 1);
// Re-assign array
if($php7) {
$loadedSitemapXML = array_values($loadedSitemapXML);
}
continue;
}
}
}
}
// Perform array sorting if any
$order = $this->getState('order', null);
$jmapMetainfoOrderDir = $this->getState('order_dir', 'asc');
if($order == 'link') {
function cmpAsc($a, $b){
return strcmp($a->loc, $b->loc);
}
function cmpDesc($a, $b){
return strcmp($b->loc, $a->loc);
}
$callbackName = ($jmapMetainfoOrderDir == 'asc') ? 'cmpAsc' : 'cmpDesc';
usort($loadedSitemapXML, $callbackName);
}
} else {
throw new JMapException ( JText::sprintf ( 'COM_JMAP_METAINFO_EMPTY_SITEMAP', $this->_db->getErrorMsg () ), 'notice' );
}
} catch ( JMapException $e ) {
$this->app->enqueueMessage ( $e->getMessage (), $e->getErrorLevel () );
$loadedSitemapXML = array ();
} catch ( Exception $e ) {
$jmapException = new JMapException ( $e->getMessage (), 'error' );
$this->app->enqueueMessage ( $jmapException->getMessage (), $jmapException->getErrorLevel () );
$loadedSitemapXML = array ();
}
return $loadedSitemapXML;
}
/**
* Delete DB meta info completely
*
* @access public
* @return boolean
*/
public function deleteEntity($ids) {
try {
$query = "DELETE FROM #__jmap_metainfo";
$this->_db->setQuery($query);
if(!$this->_db->execute()) {
throw new JMapException($this->_db->getErrorMsg(), 'error');
}
} catch (JMapException $e) {
$this->setError($e);
return false;
} catch (Exception $e) {
$jMapException = new JMapException($e->getMessage(), 'error');
$this->setError($jMapException);
return false;
}
return true;
}
/**
* Counter result set
*
* @access public
* @return int
*/
public function getTotal() {
// Return simply the XML records number
return $this->recordsNumber;
}
/**
* Return select lists used as filter for listEntities
*
* @access public
* @return array
*/
public function getFilters() {
$filters = array ();
$filters ['state'] = JHTML::_ ( 'grid.state', $this->getState ( 'state' ) );
$excludeStates = array();
$excludeStates[] = JHTML::_('select.option', null, JText::_('COM_JMAP_ALL_METAINFO_LINKS'));
$excludeStates[] = JHTML::_('select.option', 1, JText::_('COM_JMAP_EXCLUDED_LINKS'));
$excludeStates[] = JHTML::_('select.option', 0, JText::_('COM_JMAP_NOT_EXCLUDED_LINKS'));
$filters ['excludestate'] = JHTML::_ ( 'select.genericlist', $excludeStates, 'filter_excludestate', 'onchange="Joomla.submitform();"', 'value', 'text', $this->getState ( 'excludestate' ));
return $filters;
}
}
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