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media_bulk_upload.module in D7 Media 7.3

Primarily Drupal hooks.

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modules/media_bulk_upload/media_bulk_upload.module
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<?php

/**
 * @file
 * Primarily Drupal hooks.
 */

/**
 * Implements hook_menu().
 */
function media_bulk_upload_menu() {
  $items['admin/content/file/import'] = array(
    'title' => 'Import files',
    'description' => 'Import files into your media library.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'media_bulk_upload_import',
    ),
    'access arguments' => array(
      'import media',
    ),
    'type' => MENU_LOCAL_ACTION,
    'file' => 'includes/media_bulk_upload.admin.inc',
    'weight' => 10,
  );
  $items['admin/content/file/thumbnails/import'] = $items['admin/content/file/import'];

  // @todo Investigate passing file IDs in query string rather than a menu
  // argument and then deprecate media_multi_load().
  $items['admin/content/file/edit-multiple/%media_bulk_upload_multi'] = array(
    'title' => 'Edit multiple files',
    'page callback' => 'media_bulk_upload_file_page_edit_multiple',
    'page arguments' => array(
      4,
    ),
    'access callback' => '_media_bulk_upload_file_entity_access_recursive',
    'access arguments' => array(
      4,
      'update',
    ),
    'file' => 'includes/media_bulk_upload.pages.inc',
  );
  return $items;
}

/**
 * Implements hook_permission().
 */
function media_bulk_upload_permission() {
  return array(
    'import media' => array(
      'title' => t('Import media files from the local filesystem'),
      'description' => t('Simple file importer'),
      'restrict access' => TRUE,
    ),
  );
}

/**
 * Implements hook_media_browser_plugin_info_alter().
 */
function media_bulk_upload_media_browser_plugin_info_alter(&$info) {
  $info['upload']['title'] = t('Upload');
  $info['upload']['class'] = 'MediaBrowserBulkUpload';
}

/**
 * Implements hook_file_operations().
 */
function media_bulk_upload_file_operations() {
  return array(
    'edit_multiple' => array(
      'label' => t('Edit selected files'),
      'callback' => 'media_bulk_upload_file_operation_edit_multiple',
    ),
  );
}

/**
 * Implements hook_form_alter().
 */
function media_bulk_upload_form_alter(&$form, &$form_state, $form_id) {

  // If we're in the media browser, set the #media_browser key to true
  // so that if an ajax request gets sent to a different path, the form
  // still uses the media_browser_form_submit callback.
  if (current_path() == 'media/browser' && $form_id != 'views_exposed_form') {
    $form_state['#media_browser'] = TRUE;
  }

  // If the #media_browser key isset and is true we are using the browser
  // popup, so add the media_browser submit handler.
  if (!empty($form_state['#media_browser'])) {
    $form['#submit'][] = 'media_bulk_upload_browser_form_submit';
  }
}

/**
 * Submit handler; direction form submissions in the media browser.
 */
function media_bulk_upload_browser_form_submit($form, &$form_state) {
  $url = NULL;
  $parameters = array();

  // Multi upload.
  if (!empty($form_state['files'])) {
    $files = $form_state['files'];
    $url = 'media/browser';
    $parameters = array(
      'query' => array(
        'render' => 'media-popup',
        'fid' => array_keys($files),
      ),
    );

    // Pass in "render_multi_edit_form" as a parameter to signal to the
    // media_browser() function that we need to edit multiple files.
    $parameters['query']['render_multi_edit_form'] = TRUE;
  }

  // If $url is set, we had some sort of upload, so redirect the form.
  if (!empty($url)) {
    $form_state['redirect'] = array(
      $url,
      $parameters,
    );
  }
}

/**
 * Implements hook_multiform_get_form_alter().
 *
 * Alter the multiform that is used after uploading multiple files.
 */
function media_bulk_upload_multiform_get_form_alter($form_state_save, &$redirect, $all_args) {

  // Was this form submitted while in the Media browser?
  if (isset($redirect['#media_browser']) && !empty($form_state_save['input'])) {

    // The $all_args should be an array of arrays, with the second element of
    // the inner array being the file. For details on this structure, see
    // the media_bulk_upload_file_page_edit_multiple() function.
    $fids = array();
    foreach ($all_args as $arg) {
      if (count($arg) == 2) {
        $file = $arg[1];
        $fids[] = $file->fid;
      }
    }

    // If we found something, instruct the Media browser to close and attach
    // the files to whatever they need to be attached to.
    if (!empty($fids)) {
      $url = 'media/browser';
      $parameters = array(
        'query' => array(
          'render' => 'media-popup',
          'fid' => $fids,
        ),
      );
      $redirect['redirect'] = array(
        $url,
        $parameters,
      );
    }
  }
}

/**
 * Return a URL for editing an files.
 *
 * Works with an array of fids or a single fid.
 *
 * @param mixed $fids
 *   An array of file IDs or a single file ID.
 */
function media_bulk_upload_file_edit_url($fids) {
  if (!is_array($fids)) {
    $fids = array(
      $fids,
    );
  }
  if (count($fids) > 1) {
    return 'admin/content/file/edit-multiple/' . implode(' ', $fids);
  }
  else {
    return 'file/' . reset($fids) . '/edit';
  }
}

/**
 * Callback for the edit operation.
 *
 * Redirects the user to the edit multiple files page.
 *
 * @param array $fids
 *   An array of file IDs.
 *
 * @see media_file_page_edit_multiple()
 */
function media_bulk_upload_file_operation_edit_multiple($fids) {

  // The thumbnail browser returns TRUE/FALSE for each item, so use array keys.
  $fids = array_keys(array_filter($fids));
  drupal_goto(media_bulk_upload_file_edit_url($fids), array(
    'query' => drupal_get_destination(),
  ));
}

/**
 * Implements hook_forms().
 */
function media_bulk_upload_forms($form_id, $args) {
  $forms = array();

  // To support the multiedit form, each form has to have a unique ID.
  // So we name all the forms media_edit_N where the first requested form is
  // media_edit_0, 2nd is media_edit_1, etc.
  module_load_include('inc', 'file_entity', 'file_entity.pages');
  if ($form_id != 'media_edit' && strpos($form_id, 'media_edit') === 0) {
    $forms[$form_id] = array(
      'callback' => 'file_entity_edit',
      'wrapper_callback' => 'media_bulk_upload_prepare_edit_form',
    );
  }
  return $forms;
}
function media_bulk_upload_prepare_edit_form($form, &$form_state) {
  form_load_include($form_state, 'inc', 'file_entity', 'file_entity.pages');
}

/**
 * Access callback for the media-multi form.
 *
 * @param $files
 *   An array of files being editing on the multiform.
 * @param $op
 *   A string containing the operation requested, such as 'update'.
 * @return
 *   TRUE if the current user has access to edit all of the files, otherwise FALSE.
 */
function _media_bulk_upload_file_entity_access_recursive($files, $op) {

  // Check that the current user can access each file.
  if (!empty($files)) {
    foreach ($files as $file) {
      if (!file_entity_access($op, $file)) {
        return FALSE;
      }
    }
    return TRUE;
  }
  return FALSE;
}

/**
 * Load callback for %media_multi placeholder in menu paths.
 *
 * @param string $fids
 *   Separated by space (e.g., "3 6 12 99"). This often appears as "+" within
 *   URLs (e.g., "3+6+12+99"), but Drupal automatically decodes paths when
 *   intializing $_GET['q'].
 *
 * @return array
 *   An array of corresponding file entities.
 */
function media_bulk_upload_multi_load($fids) {
  return file_load_multiple(explode(' ', $fids));
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function media_bulk_upload_form_media_admin_config_browser_alter(&$form, &$form_state) {
  $form['bulk_upload'] = array(
    '#type' => 'fieldset',
    '#title' => t('Bulk Upload'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );
  $form['bulk_upload']['media_bulk_upload_edit'] = array(
    '#type' => 'checkbox',
    '#title' => t("Bulk upload edit"),
    '#description' => t("After bulk uploads on entity edit pages, show edit form for all uploaded files in a single popup."),
    '#default_value' => variable_get('media_bulk_upload_edit', TRUE),
  );
}