Club Drupal

<?php

/**

 * @file

 * Media module integration for the Media module.

 */

/**

 * Implements hook_media_browser_plugin_info().

 */

function media_media_browser_plugin_info() {

  $info['upload'] = array(

    'title' => t('Upload'),

    'weight' => -10,

    'class' => 'MediaBrowserUpload',

  );

  // Add a plugin for each View display using the 'media_browser' display type.

  $view_weight = 10;

  foreach (views_get_enabled_views() as $view) {

    foreach ($view->display as $display) {

      if ($display->display_plugin == 'media_browser') {

        $title = $display->display_title;

        if (!empty($display->display_options['title'])) {

          $title = $display->display_options['title'];

        }

        $info["{$view->name}--{$display->id}"] = array(

          'title' => $title,

          // @TODO make this configurable.

          'weight' => $view_weight++,

          'class' => 'MediaBrowserView',

          'view_name' => $view->name,

          'view_display_id' => $display->id,

        );

      }

    }

  }

  return $info;

}

/**

 * Implements hook_query_TAG_alter().

 *

 * @todo: Potentially move this into media.module in a future version of Media.

 */

function media_query_media_browser_alter($query) {

  // Ensure that the query is against the file_managed table.

  $tables = $query->getTables();

  if (empty($tables['file_managed'])) {

    throw new Exception(t('Media browser being queried without the file_managed table.'));

  }

  $alias = $tables['file_managed']['alias'];

  // How do we validate these?  I don't know.

  // I think PDO should protect them, but I'm not 100% certain.

  $params = media_get_browser_params();

  // Gather any file restrictions.

  $types = !empty($params['types']) ? $params['types'] : array();

  $schemes = !empty($params['schemes']) ? $params['schemes'] : array();

  $extensions = !empty($params['file_extensions']) ? explode(' ', $params['file_extensions']) : array();

  $or = db_or();

  // Filter out files with restricted types.

  if (!empty($types)) {

    $query->condition($alias . '.type', $types, 'IN');

  }

  // Filter out files with restricted schemes.

  if (!empty($schemes)) {

    $local_or = db_or();

    $local_and = db_and();

    // Gather all of the local stream wrappers.

    $local_stream_wrappers = media_get_local_stream_wrappers();

    foreach ($schemes as $scheme) {

      // Only local files have extensions.

      // Filter out files with restricted extensions.

      if (!empty($extensions) && isset($local_stream_wrappers[$scheme])) {

        $mimetypes = array();

        foreach ($extensions as $extension) {

          $mimetype = media_get_extension_mimetype($extension);

          if ($mimetype) {

            $mimetypes[] = $mimetype;

          }

        }

        $local_and->condition($alias . '.uri', db_like($scheme . '://') . '%', 'LIKE');

        if (count($mimetypes)) {

          $local_and->condition($alias . '.filemime', $mimetypes, 'IN');

        }

        $local_or->condition($local_and);

        $local_and = db_and();

      }

      else {

        $local_or->condition($alias . '.uri', db_like($scheme . '://') . '%', 'LIKE');

      }

    }

    $or->condition($local_or);

  }

  if ($or->count()) {

    $query->condition($or);

  }

}

/**

 * Implements hook_form_FORM_ID_alter().

 */

function media_form_views_exposed_form_alter(&$form, &$form_state, $form_id) {

  $view = $form_state['view'];

  $display = $form_state['display'];

  if ($view->name == 'media_default' && $display->id == 'media_browser_1') {

    $params = media_get_browser_params();

    // Remove any unsupported types from the 'Type' filter.

    if (!empty($form['type']) && !empty($params['types'])) {

      foreach (array_keys($form['type']['#options']) as $type) {

        if ($type != 'All' && !in_array($type, $params['types'])) {

          unset($form['type']['#options'][$type]);

        }

      }

    }

  }

}