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<?php
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/**
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* @file
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* Media module integration for the Media module.
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*/
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/**
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* Implements hook_media_browser_plugin_info().
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*/
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function media_media_browser_plugin_info() {
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$info['upload'] = array(
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'title' => t('Upload'),
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'weight' => -10,
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'class' => 'MediaBrowserUpload',
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);
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// Add a plugin for each View display using the 'media_browser' display type.
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$view_weight = 10;
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foreach (views_get_enabled_views() as $view) {
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foreach ($view->display as $display) {
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if ($display->display_plugin == 'media_browser') {
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$title = $display->display_title;
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if (!empty($display->display_options['title'])) {
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$title = $display->display_options['title'];
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}
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$info["{$view->name}--{$display->id}"] = array(
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'title' => $title,
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// @TODO make this configurable.
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'weight' => $view_weight++,
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'class' => 'MediaBrowserView',
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'view_name' => $view->name,
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'view_display_id' => $display->id,
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);
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}
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}
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}
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return $info;
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}
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/**
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* Implements hook_query_media_browser_alter().
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*/
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function media_query_media_browser_alter($query) {
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// Ensure that the query is against the file_managed table.
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$tables = $query->getTables();
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if (empty($tables['file_managed'])) {
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throw new Exception(t('Media browser being queried without the file_managed table.'));
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}
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$alias = $tables['file_managed']['alias'];
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$params = drupal_get_query_parameters();
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// How do we validate these? I don't know.
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// I think PDO should protect them, but I'm not 100% certain.
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array_walk_recursive($params, 'media_recursive_check_plain');
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$types = !empty($params['types']) ? $params['types'] : NULL;
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$url_include_patterns = !empty($params['url_include_patterns']) ? $params['url_include_patterns'] : NULL;
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$url_exclude_patterns = !empty($params['url_exclude_patterns']) ? $params['url_exclude_patterns'] : NULL;
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$allowed_schemes = !empty($params['schemes']) ? array_filter($params['schemes']) : array();
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$extensions = !empty($params['file_extensions']) ? array_filter(explode(' ', $params['file_extensions'])) : array();
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$or_condition = db_or();
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if (!empty($allowed_schemes)) {
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// Include local files with the allowed extensions and types.
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$local_wrappers = array_intersect_key(media_get_local_stream_wrappers(), $allowed_schemes);
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if (!empty($extensions) && !empty($local_wrappers)) {
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// Extension filtering.
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$local_condition = db_or();
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foreach (array_keys($local_wrappers) as $scheme) {
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foreach ($extensions as $extension) {
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$local_condition->condition($alias . '.uri', db_like($scheme . '://') . '%' . db_like('.' . $extension), 'LIKE');
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}
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}
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$or_condition->condition($local_condition);
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}
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if (!empty($types) && !empty($local_wrappers)) {
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// Type filtering.
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$local_condition = db_or();
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foreach (array_keys($local_wrappers) as $scheme) {
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$local_condition->condition($alias . '.type', $types, 'IN');
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}
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$or_condition->condition($local_condition);
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}
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// Include remote files with the allowed file types.
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// We cant filter extensions here, because remote file filenames usually
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// are a url or a parameter of a query.
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$remote_wrappers = array_intersect_key(media_get_remote_stream_wrappers(), $allowed_schemes);
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if (!empty($types) && !empty($remote_wrappers)) {
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$remote_condition = db_and();
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$wrapper_condition = db_or();
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foreach (array_keys($remote_wrappers) as $scheme) {
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$wrapper_condition->condition($alias . '.uri', db_like($scheme . '://') . '%', 'LIKE');
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}
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$remote_condition->condition($wrapper_condition);
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$remote_condition->condition($alias . '.type', $types, 'IN');
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$or_condition->condition($remote_condition);
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}
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}
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else {
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if (!empty($types)) {
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$query->condition($alias . '.type', $types, 'IN');
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}
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if (!empty($extensions)) {
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foreach ($extensions as $extension) {
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$or_condition->condition($alias . '.uri', db_like('.' . $extension), 'LIKE');
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}
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}
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}
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if ($or_condition->count()) {
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$query->condition($or_condition);
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}
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if ($url_include_patterns) {
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$query->condition($alias . '.uri', '%' . db_like($url_include_patterns) . '%', 'LIKE');
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// Insert stream related restrictions here.
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}
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if ($url_exclude_patterns) {
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$query->condition($alias . '.uri', '%' . db_like($url_exclude_patterns) . '%', 'NOT LIKE');
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}
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if (!user_access('administer files')) {
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$query->condition($alias . '.uri', db_like('private://') . '%', 'NOT LIKE');
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}
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// @todo This is possibly redundant since it's already filtered in the view.
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$query->condition($alias . '.status', FILE_STATUS_PERMANENT);
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foreach (array_keys(file_entity_get_hidden_stream_wrappers()) as $name) {
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$query->condition($alias . '.uri', db_like($name . '://') . '%', 'NOT LIKE');
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}
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}
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