public static function updateTagRelationCache($manualLock = false)
{
if (!$manualLock) {
self::checkTagRelationCache('lock');
}
try {
$tagRelationsFile = sfConfig::get('sf_root_dir') . "/cache/objcache/tagsRelations.php";
$c = new Criteria();
$allTags = TagPeer::doSelect($c);
$content = "<?php \n";
foreach ($allTags as $singleTag) {
$c = new Criteria();
$c->add(TagrelationPeer::TAG_ID, $singleTag->getId());
$tagRelations = TagrelationPeer::doSelect($c);
if ($tagRelations) {
$elementsArr = "array(";
foreach ($tagRelations as $tagRelation) {
$elementsArr .= $tagRelation->getId() . ",";
}
$content .= "\$_TagRel['" . $singleTag->getTagId() . "'] = " . substr($elementsArr, 0, -1) . ");\n";
}
}
$content .= "\n?>";
if (FileHelper::writeFile($tagRelationsFile, $content)) {
BackendService::loadTagsRelations();
} else {
echo FileHelper::Log("Unable to write tag cache in: " . $tagRelationsFile, UtilsHelper::MSG_ERROR);
}
} catch (Exception $e) {
echo FileHelper::Log("Unable to refresh tag cache: " . $e->getMessage(), UtilsHelper::MSG_ERROR);
}
if (!$manualLock) {
self::checkTagRelationCache('unlock');
}
}
public static function getDocumentsByTag($tagId)
{
try {
if (BackendService::loadTagsRelations()) {
if (array_key_exists('tagsRelations', $_SESSION) && array_key_exists($tagId, $_SESSION['tagsRelations'])) {
$docs = $_SESSION['tagsRelations'][$tagId];
}
foreach ($docs as $docId) {
$document = self::getDocumentInstance($docId);
if ($document) {
$documents[] = $document;
}
}
} else {
$c = new Criteria();
$c->add(TagPeer::TAG_ID, $tagId);
$tag = TagPeer::doSelectOne($c);
if (!$tag) {
return null;
}
$c = new Criteria();
$c->add(TagrelationPeer::TAG_ID, $tag->getId());
$tagRelations = TagrelationPeer::doSelect($c);
$documents = array();
foreach ($tagRelations as $tagRelation) {
$document = self::getDocumentInstance($tagRelation->getId());
if ($document) {
$documents[] = $document;
}
}
}
return $documents;
} catch (Exception $e) {
return null;
}
}
