public static function executeDynamicPlaylist($partner_id, $xml, $filter = null, $detailed = true, $pager = null)
{
list($total_results, $list_of_filters) = self::getPlaylistFilterListStruct($xml);
$entry_filters = array();
if (!$list_of_filters) {
return null;
}
// TODO - for now we assume that there are more or equal filters in the XML than the ones from the request
$filterLimit = null;
if ($filter && $filter->getLimit() > 0) {
$filterLimit = $filter->getLimit();
// Get the max results from the limit of the first filter
$total_results = min($total_results, $filterLimit);
// Clear this limit so it won't overcloud the limits of $entry_filter_xml rules
$filter->setLimit(null);
}
$numFiltersInList = count($list_of_filters);
for ($i = 0; $i < $numFiltersInList; $i++) {
$entry_filter_xml = $list_of_filters[$i];
/* @var $entry_filter_xml SimpleXMLElement */
// in general this service can fetch entries from kaltura networks.
// for each filter we should decide if thie assumption is true...
$allow_partner_only = true;
self::replaceContextTokens($entry_filter_xml);
// compile all the filters - only then execute them if not yet reached the total_results
// TODO - optimize - maybe create them only when needed. - For now it's safer to compile all even if not needed.
$entry_filter = new entryFilter();
// add the desired prefix "_" because the XML is not expected to have it while the entryFilter class expects it
$entry_filter->fillObjectFromXml($entry_filter_xml, "_");
// make sure there is alway a limit for each filter - if not an explicit one - the system limit should be used
if ($entry_filter->getLimit() == null || $entry_filter->getLimit() < 1) {
$entry_filter->setLimit(self::TOTAL_RESULTS);
}
// merge the current_filter with the correcponding extra_filter
// allow the extra_filter to override properties of the current filter
if ($filter) {
if ($filterLimit && $i == $numFiltersInList - 1) {
// Hack (in order to preserve old behavior):
// If the filter contained a limit, we'll add it to the last XML filter on the list
// in order to make sure the number of requested ($limit) entries will be supplied.
// This handles requests of a $limit which is higher than the total sum of inner XML filter limits.
$filter->setLimit($filterLimit);
}
$entry_filter->fillObjectFromObject($filter, myBaseObject::CLONE_FIELD_POLICY_THIS, myBaseObject::CLONE_POLICY_PREFER_NEW, null, null, false);
$entry_filter->setPartnerSearchScope(baseObjectFilter::MATCH_KALTURA_NETWORK_AND_PRIVATE);
}
self::updateEntryFilter($entry_filter, $partner_id, true);
$entry_filters[] = $entry_filter;
}
if ($pager) {
$startOffset = $pager->calcOffset();
$pageSize = $pager->calcPageSize();
if ($startOffset > $total_results) {
return array();
}
$total_results = min($total_results, $startOffset + $pageSize);
}
$entry_ids_list = array();
foreach ($entry_filters as $entry_filter) {
$current_limit = max(0, $total_results - count($entry_ids_list));
// if the current_limit is < 0 - set it to be 0
// no need to fetch any more results
if ($current_limit <= 0) {
break;
}
$c = KalturaCriteria::create(entryPeer::OM_CLASS);
// don't fetch the same entries twice - filter out all the entries that were already fetched
if ($entry_ids_list) {
$c->add(entryPeer::ID, $entry_ids_list, Criteria::NOT_IN);
}
$filter_limit = $entry_filter->getLimit();
if ($filter_limit > $current_limit) {
// set a smaller limit incase the filter's limit is to high
$entry_filter->setLimit($current_limit);
}
// read the _eq_display_in_search field but ignore it because it's part of a more complex criterion
$display_in_search = $entry_filter->get("_eq_display_in_search");
if ($display_in_search >= 2) {
$entry_filter->set("_eq_display_in_search", null);
}
$entry_filter->attachToCriteria($c);
// add some hard-coded criteria
$c->addAnd(entryPeer::TYPE, array(entryType::MEDIA_CLIP, entryType::MIX, entryType::LIVE_STREAM), Criteria::IN);
// search only for clips or roughcuts
$c->addAnd(entryPeer::STATUS, entryStatus::READY);
// search only for READY entries
$c->addAnd(entryPeer::DISPLAY_IN_SEARCH, mySearchUtils::DISPLAY_IN_SEARCH_SYSTEM, Criteria::NOT_EQUAL);
if ($display_in_search >= 2) {
// We don't allow searching in the KalturaNEtwork anymore (mainly for performance reasons)
// allow only assets for the partner
$c->addAnd(entryPeer::PARTNER_ID, $partner_id);
//
/*
$crit = $c->getNewCriterion ( entryPeer::PARTNER_ID , $partner_id );
$crit->addOr ( $c->getNewCriterion ( entryPeer::DISPLAY_IN_SEARCH , $display_in_search ) );
$c->addAnd ( $crit );
*/
}
if (!self::$isAdminKs) {
self::addSchedulingToCriteria($c);
}
self::addModerationToCriteria($c);
$c = entryPeer::prepareEntitlementCriteriaAndFilters($c);
$entry_ids_list_for_filter = $c->getFetchedIds();
// update total count and merge current result with the global list
$entry_ids_list = array_merge($entry_ids_list, $entry_ids_list_for_filter);
}
if ($pager) {
// Keep the paged entries only
$entry_ids_list = array_slice($entry_ids_list, $startOffset, $pageSize);
}
// Disable entitlement, which was already applied in entryPeer::prepareEntitlementCriteriaAndFilters()
// otherwise we will hit the 150 entries limit from SphinxCriterion
KalturaCriterion::disableTag(KalturaCriterion::TAG_ENTITLEMENT_ENTRY);
$db_entry_list = entryPeer::retrieveByPKs($entry_ids_list);
KalturaCriterion::restoreTag(KalturaCriterion::TAG_ENTITLEMENT_ENTRY);
// Map the entries to their IDs
$entry_map = array();
foreach ($db_entry_list as $entry) {
$entry_map[$entry->getId()] = $entry;
}
// Build entry_list according to the playlist order
$entry_list = array();
foreach ($entry_ids_list as $entryId) {
$entry_list[] = $entry_map[$entryId];
}
return $entry_list;
}