protected function initPlaylistFlavorAssetArray()
{
list($entryIds, $durations, $mediaEntry) = myPlaylistUtils::executeStitchedPlaylist($this->entry);
if (!$mediaEntry) {
KExternalErrors::dieError(KExternalErrors::ENTRY_NOT_FOUND);
}
$this->duration = array_sum($durations) / 1000;
$flavorAssets = array();
if ($this->flavorIds) {
$flavorAssets = assetPeer::retrieveReadyByEntryId($mediaEntry->getId(), $this->flavorIds);
$flavorAssets = $this->removeNotAllowedFlavors($flavorAssets);
$flavorAssets = $this->removeMaxBitrateFlavors($flavorAssets);
}
if (!$flavorAssets) {
$flavorAssets = assetPeer::retrieveReadyFlavorsByEntryId($mediaEntry->getId());
$flavorAssets = $this->removeNotAllowedFlavors($flavorAssets);
$flavorAssets = $this->removeMaxBitrateFlavors($flavorAssets);
$flavorAssets = $this->deliveryAttributes->filterFlavorsByTags($flavorAssets);
}
$this->deliveryAttributes->setStorageId(null);
$this->deliveryAttributes->setFlavorAssets($flavorAssets);
}
protected function servePlaylist($entry)
{
// allow only manual playlist
if ($entry->getMediaType() != entry::ENTRY_MEDIA_TYPE_TEXT) {
KExternalErrors::dieError(KExternalErrors::INVALID_ENTRY_TYPE);
}
// get request parameters
$flavorParamIds = $this->getRequestParameter("flavorParamIds");
if ($flavorParamIds) {
$flavorParamIds = explode(',', $flavorParamIds);
}
$version = $this->getRequestParameter("v");
// execute the playlist
if ($version) {
$entry->setDesiredVersion($version);
}
list($entryIds, $durations, $referenceEntry) = myPlaylistUtils::executeStitchedPlaylist($entry);
if (!$referenceEntry) {
KExternalErrors::dieError(KExternalErrors::ENTRY_NOT_FOUND);
}
// load the flavor assets
// Note: not filtering by $flavorParamIds here, so that in case some flavor is missing
// we can fill in the gap using some other flavor params
$c = new Criteria();
$c->add(assetPeer::ENTRY_ID, $entryIds, Criteria::IN);
$c->add(assetPeer::STATUS, flavorAsset::FLAVOR_ASSET_STATUS_READY);
$flavorTypes = assetPeer::retrieveAllFlavorsTypes();
$c->add(assetPeer::TYPE, $flavorTypes, Criteria::IN);
$flavorAssets = assetPeer::doSelect($c);
// group the flavors by entry and flavor params
$groupedFlavors = array();
foreach ($flavorAssets as $flavor) {
if (!isset($groupedFlavors[$flavor->getEntryId()])) {
$groupedFlavors[$flavor->getEntryId()] = array();
}
$groupedFlavors[$flavor->getEntryId()][$flavor->getFlavorParamsId()] = $flavor;
}
// remove entries that don't have flavors
for ($i = count($entryIds) - 1; $i >= 0; $i--) {
$entryId = $entryIds[$i];
if (isset($groupedFlavors[$entryId])) {
continue;
}
unset($entryIds[$i]);
unset($durations[$i]);
}
// get the flavor params of the reference entry that should be returned
$referenceEntryFlavorParamsIds = array_keys($groupedFlavors[$referenceEntry->getId()]);
if ($flavorParamIds) {
$flavorParamIds = array_intersect($referenceEntryFlavorParamsIds, $flavorParamIds);
} else {
$flavorParamIds = $referenceEntryFlavorParamsIds;
}
if (!$flavorParamIds) {
KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND);
}
// build the sequences
$storeCache = true;
$sequences = array();
foreach ($flavorParamIds as $flavorParamsId) {
$referenceFlavor = $groupedFlavors[$referenceEntry->getId()][$flavorParamsId];
// build the clips of the current sequence
$clips = array();
foreach ($entryIds as $entryId) {
if (isset($groupedFlavors[$entryId][$flavorParamsId])) {
$flavor = $groupedFlavors[$entryId][$flavorParamsId];
} else {
// don't have a flavor for this entry in the desired flavor params,
// choose the one with the closest bitrate
$flavor = null;
foreach ($groupedFlavors[$entryId] as $curFlavor) {
if (!$flavor || abs($curFlavor->getBitrate() - $referenceFlavor->getBitrate()) < abs($flavor->getBitrate() - $referenceFlavor->getBitrate())) {
$flavor = $curFlavor;
}
}
}
// get the file path of the flavor
$syncKey = $flavor->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET);
list($fileSync, $local) = kFileSyncUtils::getReadyFileSyncForKey($syncKey, false, false);
if ($fileSync) {
$resolvedFileSync = kFileSyncUtils::resolve($fileSync);
$path = $resolvedFileSync->getFullPath();
} else {
error_log('missing file sync for flavor ' . $flavor->getId() . ' version ' . $flavor->getVersion());
$path = '';
$storeCache = false;
}
$clips[] = array('type' => 'source', 'path' => $path);
}
$sequences[] = array('clips' => $clips);
}
// build the json
$mediaSet = array('durations' => $durations, 'sequences' => $sequences);
$json = json_encode($mediaSet);
$renderer = new kRendererString($json, self::JSON_CONTENT_TYPE);
if ($storeCache) {
$this->storeCache($renderer, $entry->getPartnerId());
}
$renderer->output();
KExternalErrors::dieGracefully();
}
private function setContextDataFlavorAssets($flavorTags)
{
if ($this->entry->getType() == entryType::PLAYLIST && $this->entry->getMediaType() == entry::ENTRY_MEDIA_TYPE_TEXT) {
list($entryIds, $durations, $mediaEntry) = myPlaylistUtils::executeStitchedPlaylist($this->entry);
if (!$mediaEntry) {
return;
}
$mediaEntryId = $mediaEntry->getId();
$this->msDuration = array_sum($durations);
} else {
$mediaEntryId = $this->entry->getId();
$this->msDuration = $this->entry->getLengthInMsecs();
}
$flavorParamsIds = null;
$flavorParamsNotIn = false;
if (!$this->isAdmin) {
foreach ($this->contextDataResult->getActions() as $action) {
if ($action->getType() == RuleActionType::BLOCK) {
//in case of block action do not set the list of flavors
return;
}
if ($action->getType() == RuleActionType::LIMIT_FLAVORS) {
/* @var $action kAccessControlLimitFlavorsAction */
$flavorParamsIds = explode(',', $action->getFlavorParamsIds());
$flavorParamsNotIn = $action->getIsBlockedList();
}
}
}
$flavorAssets = array();
if (is_null($this->asset)) {
if (count($flavorParamsIds)) {
$flavorAssets = assetPeer::retrieveReadyByEntryIdAndFlavorParams($mediaEntryId, $flavorParamsIds, $flavorParamsNotIn);
} else {
$flavorAssets = assetPeer::retrieveFlavorsByEntryIdAndStatus($mediaEntryId, null, array(flavorAsset::ASSET_STATUS_READY));
}
if ($mediaEntryId != $this->entry->getId()) {
// hack: setting the entry id of the flavors to the original playlist id
// since the player uses it in the playManifest url
foreach ($flavorAssets as $flavorAsset) {
$flavorAsset->setEntryId($this->entry->getId());
}
}
} else {
$flavorAllowed = true;
if (count($flavorParamsIds)) {
$flavorAllowed = $this->isFlavorAllowed($this->asset->getFlavorParamsId(), $flavorParamsIds, $flavorParamsNotIn);
}
if ($flavorAllowed) {
$flavorAssets[] = $this->asset;
}
}
$this->filterFlavorAssetsByTags($flavorAssets, $flavorTags);
}
