class BrightcoveUtil in Brightcove Video Connect 8
Same name and namespace in other branches
- 8.2 src/BrightcoveUtil.php \Drupal\brightcove\BrightcoveUtil
- 3.x src/BrightcoveUtil.php \Drupal\brightcove\BrightcoveUtil
Utility class for Brightcove.
Hierarchy
- class \Drupal\brightcove\BrightcoveUtil
Expanded class hierarchy of BrightcoveUtil
22 files declare their use of BrightcoveUtil
- brightcove.drush.inc in ./
brightcove.drush.inc - Contains custom Brightcove drush commands.
- brightcove.install in ./
brightcove.install - Brightcove install file.
- brightcove.module in ./
brightcove.module - Brightcove module.
- BrightcoveAPIClientDeleteForm.php in src/
Form/ BrightcoveAPIClientDeleteForm.php - BrightcoveAPIClientForm.php in src/
Form/ BrightcoveAPIClientForm.php
File
- src/
BrightcoveUtil.php, line 23
Namespace
Drupal\brightcoveView source
class BrightcoveUtil {
/**
* Array of BrightcoveAPIClient objects.
*
* @var \Drupal\brightcove\Entity\BrightcoveAPIClient[]
*/
protected static $apiClients = [];
/**
* Array of CMS objects.
*
* @var \Brightcove\API\CMS[]
*/
protected static $cmsApis = [];
/**
* Array of DI objects.
*
* @var \Brightcove\API\DI[]
*/
protected static $diApis = [];
/**
* Array of PM objects.
*
* @var \Brightcove\API\PM[]
*/
protected static $pmApis = [];
/**
* Convert Brightcove date make it digestible by Drupal.
*
* @param string $brightcove_date
* Brightcove date format.
*
* @return string|null
* Drupal date format.
*/
public static function convertDate($brightcove_date) {
if (empty($brightcove_date)) {
return NULL;
}
return preg_replace('/\\.\\d{3}Z$/i', '', $brightcove_date);
}
/**
* Gets BrightcoveAPIClient entity.
*
* @param string $entity_id
* The entity ID of the BrightcoveAPIClient.
*
* @return \Drupal\brightcove\Entity\BrightcoveAPIClient
* Loaded BrightcoveAPIClient object.
*/
public static function getApiClient($entity_id) {
// Load BrightcoveAPIClient if it wasn't already.
if (!isset(self::$apiClients[$entity_id])) {
self::$apiClients[$entity_id] = BrightcoveAPIClient::load($entity_id);
}
return self::$apiClients[$entity_id];
}
/**
* Gets Brightcove client.
*
* @param string $entity_id
* BrightcoveAPIClient entity ID.
*
* @return \Brightcove\API\Client
* Loaded Brightcove client.
*/
public static function getClient($entity_id) {
$api_client = self::getApiClient($entity_id);
return $api_client
->getClient();
}
/**
* Gets Brightcove CMS API.
*
* @param string $entity_id
* BrightcoveAPIClient entity ID.
*
* @return \Brightcove\API\CMS
* Initialized Brightcove CMS API.
*/
public static function getCmsApi($entity_id) {
// Create new \Brightcove\API\CMS object if it is not exists yet.
if (!isset(self::$cmsApis[$entity_id])) {
$client = self::getClient($entity_id);
self::$cmsApis[$entity_id] = new CMS($client, self::$apiClients[$entity_id]
->getAccountId());
}
return self::$cmsApis[$entity_id];
}
/**
* Gets Brightcove DI API.
*
* @param string $entity_id
* BrightcoveAPIClient entity ID.
*
* @return \Brightcove\API\DI
* Initialized Brightcove CMS API.
*/
public static function getDiApi($entity_id) {
// Create new \Brightcove\API\DI object if it is not exists yet.
if (!isset(self::$diApis[$entity_id])) {
$client = self::getClient($entity_id);
self::$diApis[$entity_id] = new DI($client, self::$apiClients[$entity_id]
->getAccountId());
}
return self::$diApis[$entity_id];
}
/**
* Gets Brightcove PM API.
*
* @param string $entity_id
* BrightcoveAPIClient entity ID.
*
* @return \Brightcove\API\PM
* Initialized Brightcove PM API.
*/
public static function getPmApi($entity_id) {
// Create new \Brightcove\API\PM object if it is not exists yet.
if (!isset(self::$pmApis[$entity_id])) {
$client = self::getClient($entity_id);
self::$pmApis[$entity_id] = new PM($client, self::$apiClients[$entity_id]
->getAccountId());
}
return self::$pmApis[$entity_id];
}
/**
* Check updated version of the CMS entity.
*
* If the checked CMS entity has a newer version of it on Brightcove then
* show a message about it with a link to be able to update the local
* version.
*
* @param \Drupal\brightcove\BrightcoveCMSEntityInterface $entity
* Brightcove CMS Entity, can be BrightcoveVideo or BrightcovePlaylist.
* Player is currently not supported.
*
* @throws \Exception
* If the version for the given entity is cannot be checked.
*/
public static function checkUpdatedVersion(BrightcoveCMSEntityInterface $entity) {
$client = self::getClient($entity
->getApiClient());
if (!is_null($client)) {
$cms = self::getCmsApi($entity
->getApiClient());
$entity_type = '';
try {
if ($entity instanceof BrightcoveVideo) {
$entity_type = 'video';
$cms_entity = $cms
->getVideo($entity
->getVideoId());
}
elseif ($entity instanceof BrightcovePlaylist) {
$entity_type = 'playlist';
$cms_entity = $cms
->getPlaylist($entity
->getPlaylistId());
}
else {
throw new \Exception(t("Can't check version for :entity_type entity.", [
':entity_type' => get_class($entity),
]));
}
if (isset($cms_entity)) {
if ($entity
->getChangedTime() < strtotime($cms_entity
->getUpdatedAt())) {
$url = Url::fromRoute("brightcove_manual_update_{$entity_type}", [
'entity_id' => $entity
->id(),
], [
'query' => [
'token' => \Drupal::getContainer()
->get('csrf_token')
->get("brightcove_{$entity_type}/{$entity->id()}/update"),
],
]);
drupal_set_message(t("There is a newer version of this :type on Brightcove, you may want to <a href=':url'>update the local version</a> before editing it.", [
':type' => $entity_type,
':url' => $url
->toString(),
]), 'warning');
}
}
} catch (APIException $e) {
if (!empty($entity_type)) {
$url = Url::fromRoute("entity.brightcove_{$entity_type}.delete_form", [
"brightcove_{$entity_type}" => $entity
->id(),
]);
drupal_set_message(t("This :type no longer exists on Brightcove. You may want to <a href=':url'>delete the local version</a> too.", [
':type' => $entity_type,
':url' => $url
->toString(),
]), 'error');
}
else {
drupal_set_message($e
->getMessage(), 'error');
}
}
}
else {
drupal_set_message(t('Brightcove API connection error: :error', [
':error' => self::getApiClient($entity
->getApiClient())
->getClientStatusMessage(),
]), 'error');
}
}
/**
* Gets Brightcove status queues.
*
* @return array
* A list of status queues.
*/
public static function getStatusQueues() {
// These queues are responsible for synchronizing from Brightcove to
// Drupal (IOW pulling). The order is important.
// - The client queue must be run first, that's out of question: this
// worker populates most of the other queues.
// - Players should be pulled before videos and playlists.
// - Custom fields (which means custom field definitions, not values)
// should be pulled before videos.
// - Text tracks can only be pulled after videos.
// - Playlists can only be pulled after videos.
// - Custom fields (again: their definitions) have to be deleted
// before pulling videos.
// - Text tracks have to be deleted before videos are pulled or
// deleted.
return [
'brightcove_client_queue_worker',
'brightcove_player_queue_worker',
'brightcove_player_delete_queue_worker',
'brightcove_custom_field_queue_worker',
'brightcove_custom_field_delete_queue_worker',
'brightcove_video_page_queue_worker',
'brightcove_video_queue_worker',
'brightcove_text_track_queue_worker',
'brightcove_text_track_delete_queue_worker',
'brightcove_playlist_page_queue_worker',
'brightcove_playlist_queue_worker',
'brightcove_video_delete_queue_worker',
'brightcove_playlist_delete_queue_worker',
'brightcove_subscriptions_queue_worker',
'brightcove_subscription_queue_worker',
'brightcove_subscription_delete_queue_worker',
];
}
/**
* Runs specific status queues based on the given $type.
*
* @param string $type
* The queue's type to run, it can be either sync, run or clear.
* @param \Drupal\Core\Queue\QueueFactory $queue_factory
* Queue factory.
*
* @throws \Drupal\brightcove\Exception\BrightcoveUtilException
* Throws an exception if the queue type is invalid.
*/
public static function runStatusQueues($type, QueueFactory $queue_factory) {
$queues = self::getStatusQueues();
$batch_operations = [];
switch ($type) {
case 'sync':
$batch_operations[] = [
'_brightcove_initiate_sync',
[],
];
// There is intentionally no break here.
case 'run':
$queue_type = 'runQueue';
break;
case 'clear':
$queue_type = 'clearQueue';
break;
default:
throw new BrightcoveUtilException('Invalid queue type.');
}
// Build queue operations array.
foreach ($queues as $queue) {
$batch_operations[] = [
[
static::class,
$queue_type,
],
[
$queue,
],
];
}
if ($batch_operations) {
// Clean-up expired items in the default queue implementation table. If
// that's not used, this will simply be a no-op.
// @see system_cron()
foreach ($queues as $queue) {
$queue = $queue_factory
->get($queue);
if ($queue instanceof QueueGarbageCollectionInterface) {
$queue
->garbageCollection();
}
}
batch_set([
'operations' => $batch_operations,
]);
}
}
/**
* Runs a queue.
*
* @param string $queue
* The queue name to clear.
* @param mixed &$context
* The Batch API context.
*/
public static function runQueue($queue, &$context) {
// This is a static function called by Batch API, so it's not possible to
// use dependency injection here.
/* @var \Drupal\Core\Queue\QueueWorkerInterface $queue_worker */
$queue_worker = \Drupal::getContainer()
->get('plugin.manager.queue_worker')
->createInstance($queue);
$queue = \Drupal::queue($queue);
// Let's process ALL the items in the queue, 5 by 5, to avoid PHP timeouts.
// If there's any problem with processing any of those 5 items, stop sooner.
$limit = 5;
$handled_all = TRUE;
while ($limit > 0 && ($item = $queue
->claimItem(5))) {
try {
$queue_worker
->processItem($item->data);
$queue
->deleteItem($item);
} catch (SuspendQueueException $e) {
$queue
->releaseItem($item);
$handled_all = FALSE;
break;
} catch (APIException $e) {
if ($e
->getCode() == 401) {
$queue
->deleteItem($item);
$handled_all = TRUE;
}
else {
watchdog_exception('brightcove', $e);
\Drupal::logger('brightcove')
->error($e
->getMessage());
$handled_all = FALSE;
}
} catch (\Exception $e) {
watchdog_exception('brightcove', $e);
\Drupal::logger('brightcove')
->error($e
->getMessage());
$handled_all = FALSE;
}
$limit--;
}
// As this batch may be run synchronously with the queue's cron processor,
// we can't be sure about the number of items left for the batch as long as
// there is any. So let's just inform the user about the number of remaining
// items, as we don't really care if they are processed by this batch
// processor or the cron one.
$remaining = $queue
->numberOfItems();
$context['message'] = t('@count item(s) left in current queue', [
'@count' => $remaining,
]);
$context['finished'] = $handled_all && $remaining == 0;
}
/**
* Clears a queue.
*
* @param string $queue
* The queue name to clear.
*/
public static function clearQueue($queue) {
// This is a static function called by Batch API, so it's not possible to
// use dependency injection here.
\Drupal::queue($queue)
->deleteQueue();
}
/**
* Helper function to get default player for the given entity.
*
* @param \Drupal\brightcove\BrightcoveVideoPlaylistCMSEntityInterface $entity
* Video or playlist entity.
*
* @return string
* The ID of the player.
*/
public static function getDefaultPlayer(BrightcoveVideoPlaylistCMSEntityInterface $entity) {
if ($player = $entity
->getPlayer()) {
return BrightcovePlayer::load($player)
->getPlayerId();
}
$api_client = self::getApiClient($entity
->getApiClient());
return $api_client
->getDefaultPlayer();
}
/**
* Helper function to save or update tags.
*
* @param \Drupal\brightcove\BrightcoveVideoPlaylistCMSEntityInterface $entity
* Video or playlist entity.
* @param string $api_client_id
* API Client ID.
* @param array $tags
* The list of tags from brightcove.
*/
public static function saveOrUpdateTags(BrightcoveVideoPlaylistCMSEntityInterface $entity, $api_client_id, array $tags = []) {
$entity_tags = [];
$video_entity_tags = $entity
->getTags();
foreach ($video_entity_tags as $index => $tag) {
/** @var \Drupal\taxonomy\Entity\Term $term */
$term = Term::load($tag['target_id']);
if (!is_null($term)) {
$entity_tags[$term
->id()] = $term
->getName();
}
else {
unset($video_entity_tags[$index]);
$entity
->setTags($video_entity_tags);
}
}
if (array_values($entity_tags) != $tags) {
// Remove deleted tags from the video.
if (!empty($entity
->id())) {
$tags_to_remove = array_diff($entity_tags, $tags);
foreach (array_keys($tags_to_remove) as $entity_id) {
unset($entity_tags[$entity_id]);
}
}
// Add new tags.
$new_tags = array_diff($tags, $entity_tags);
$entity_tags = array_keys($entity_tags);
foreach ($new_tags as $tag) {
$taxonomy_term = NULL;
$existing_tags = \Drupal::entityQuery('taxonomy_term')
->condition('vid', BrightcoveVideo::TAGS_VID)
->condition('name', $tag)
->execute();
// Create new Taxonomy term item.
if (empty($existing_tags)) {
$values = [
'name' => $tag,
'vid' => BrightcoveVideo::TAGS_VID,
'brightcove_api_client' => [
'target_id' => $api_client_id,
],
];
$taxonomy_term = Term::create($values);
$taxonomy_term
->save();
}
$entity_tags[] = isset($taxonomy_term) ? $taxonomy_term
->id() : reset($existing_tags);
}
$entity
->setTags($entity_tags);
}
}
/**
* Returns the absolute URL path for the notification callback.
*
* @return string
* The absolute URL path for the notification callback.
*/
public static function getDefaultSubscriptionUrl() {
return Url::fromRoute('brightcove_notification_callback', [], [
'absolute' => TRUE,
])
->toString();
}
/**
* Run a piece of code with semaphore check.
*
* @param callable $function
* Function that needs to be run in sync.
*
* @return bool|mixed
* FALSE if the execution was failed, otherwise it will return what the
* callable function returned.
*/
public static function runWithSemaphore(callable $function) {
/* @var \Drupal\Core\KeyValueStore\KeyValueStoreInterface $state */
$state = \Drupal::getContainer()
->get('state');
try {
// Basic semaphore to prevent race conditions, this is needed
// because Brightcove may call callbacks again before the previous one
// would finish.
//
// To make sure that the waiting doesn't run indefinitely limit the
// maximum iterations to 600 cycles, which in worst case scenario would
// mean 5 minutes maximum wait time.
$limit = 600;
for ($i = 0; $i < $limit; $i++) {
// Try to acquire semaphore.
for (; $i < $limit && $state
->get('brightcove_semaphore', FALSE) == TRUE; $i++) {
// Wait random time between 100 and 500 milliseconds on each
// try.
usleep(mt_rand(100000, 500000));
}
// Make sure that other processes have not acquired the semaphore
// while we waited.
if ($state
->get('brightcove_semaphore', FALSE) == FALSE) {
// Acquire semaphore as soon as we can.
$state
->set('brightcove_semaphore', TRUE);
break;
}
}
// If we couldn't acquire the semaphore in the given time, release the
// semaphore (finally block will do this), and return with FALSE.
if (600 <= $i) {
return FALSE;
}
// Run function.
return $function();
} catch (\Exception $e) {
// Log error, and return with FALSE.
watchdog_exception('brightcove', $e, $e
->getMessage());
return FALSE;
} finally {
// Release semaphore.
// This will always run regardless what happened.
$state
->set('brightcove_semaphore', FALSE);
}
}
}Members
Name |
Modifiers | Type | Description | Overrides |
|---|---|---|---|---|
|
BrightcoveUtil:: |
protected static | property | Array of BrightcoveAPIClient objects. | |
|
BrightcoveUtil:: |
protected static | property | Array of CMS objects. | |
|
BrightcoveUtil:: |
protected static | property | Array of DI objects. | |
|
BrightcoveUtil:: |
protected static | property | Array of PM objects. | |
|
BrightcoveUtil:: |
public static | function | Check updated version of the CMS entity. | |
|
BrightcoveUtil:: |
public static | function | Clears a queue. | |
|
BrightcoveUtil:: |
public static | function | Convert Brightcove date make it digestible by Drupal. | |
|
BrightcoveUtil:: |
public static | function | Gets BrightcoveAPIClient entity. | |
|
BrightcoveUtil:: |
public static | function | Gets Brightcove client. | |
|
BrightcoveUtil:: |
public static | function | Gets Brightcove CMS API. | |
|
BrightcoveUtil:: |
public static | function | Helper function to get default player for the given entity. | |
|
BrightcoveUtil:: |
public static | function | Returns the absolute URL path for the notification callback. | |
|
BrightcoveUtil:: |
public static | function | Gets Brightcove DI API. | |
|
BrightcoveUtil:: |
public static | function | Gets Brightcove PM API. | |
|
BrightcoveUtil:: |
public static | function | Gets Brightcove status queues. | |
|
BrightcoveUtil:: |
public static | function | Runs a queue. | |
|
BrightcoveUtil:: |
public static | function | Runs specific status queues based on the given $type. | |
|
BrightcoveUtil:: |
public static | function | Run a piece of code with semaphore check. | |
|
BrightcoveUtil:: |
public static | function | Helper function to save or update tags. |