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<?php
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/**
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* @file
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* File hooks implemented by the Media: YouTube module.
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*/
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/**
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* Implements hook_file_operations().
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*/
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function media_youtube_file_operations() {
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$operations = array(
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'media_youtube_refresh' => array(
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'label' => t('Refresh YouTube information from source'),
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'callback' => 'media_youtube_cache_clear',
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),
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);
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return $operations;
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}
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/**
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* Clear the cached YouTube content for the selected files.
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*/
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function media_youtube_cache_clear($fids) {
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$fids = array_keys($fids);
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$query = new EntityFieldQuery();
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$results = $query
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->entityCondition('entity_type', 'file')
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->propertyCondition('uri', 'youtube:', 'STARTS_WITH')
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->propertyCondition('fid', $fids)
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->execute();
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$files = file_load_multiple(array_keys($results['file']));
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foreach ($files as $file) {
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$wrapper = file_stream_wrapper_get_instance_by_uri($file->uri);
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$local_path = $wrapper->getLocalThumbnailPath();
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file_unmanaged_delete($local_path);
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}
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}
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