function media_wysiwyg_format_form in D7 Media 7.2

Same name and namespace in other branches

1. 7.4 modules/media_wysiwyg/includes/media_wysiwyg.pages.inc \media_wysiwyg_format_form()
2. 7.3 modules/media_wysiwyg/includes/media_wysiwyg.pages.inc \media_wysiwyg_format_form()

Form callback used when embedding media.

Allows the user to pick a format for their media file. Can also have additional params depending on the media type.

1 string reference to 'media_wysiwyg_format_form'

media_wysiwyg_menu in modules/media_wysiwyg/media_wysiwyg.module

Implements hook_menu().

File

modules/media_wysiwyg/includes/media_wysiwyg.pages.inc, line 14

Common pages for the Media WYSIWYG module.

Code

function media_wysiwyg_format_form($form, &$form_state, $file) {
  $form_state['file'] = $file;

  // Allow for overrides to the fields.
  $query_fields = isset($_GET['fields']) ? drupal_json_decode($_GET['fields']) : array();
  $fields = media_wysiwyg_filter_field_parser(array(
    'fields' => $query_fields,
  ), $file);
  $options = media_wysiwyg_get_file_view_mode_options($file);
  if (!count($options)) {
    throw new Exception('Unable to continue, no available formats for displaying media.');
  }

  // Generate all the previews.
  if (!isset($form_state['storage']['view_mode_previews'])) {
    $form_state['storage']['view_mode_previews'] = array();
    foreach ($options as $view_mode => $view_mode_label) {
      $view_mode_preview = media_wysiwyg_get_file_without_label($file, $view_mode, array(
        'wysiwyg' => TRUE,
      ));
      $form_state['storage']['view_mode_previews'][$view_mode] = drupal_render($view_mode_preview);
    }
  }

  // Add the previews back into the form array so they can be altered.
  $form['#formats'] =& $form_state['storage']['view_mode_previews'];

  // Allow for overrides to the display format.
  $default_view_mode = is_array($query_fields) && isset($query_fields['format']) ? $query_fields['format'] : variable_get('media_wysiwyg_wysiwyg_default_view_mode', 'full');
  if (!isset($options[$default_view_mode])) {
    reset($options);
    $default_view_mode = key($options);
  }

  // Add the previews by reference so that they can easily be altered by
  // changing $form['#formats'].
  $settings['media']['formatFormFormats'] =& $form_state['storage']['view_mode_previews'];
  $form['#attached']['js'][] = array(
    'data' => $settings,
    'type' => 'setting',
  );

  // Add the required libraries, JavaScript and CSS for the form.
  $form['#attached']['library'][] = array(
    'media',
    'media_base',
  );
  $form['#attached']['library'][] = array(
    'system',
    'form',
  );
  $form['#attached']['css'][] = drupal_get_path('module', 'media_wysiwyg') . '/css/media_wysiwyg.css';
  $form['#attached']['js'][] = drupal_get_path('module', 'media_wysiwyg') . '/js/media_wysiwyg.format_form.js';
  $form['title'] = array(
    '#markup' => t('Embedding %filename', array(
      '%filename' => $file->filename,
    )),
  );
  $preview = media_get_thumbnail_preview($file);
  $form['preview'] = array(
    '#type' => 'markup',
    '#markup' => drupal_render($preview),
  );

  // These will get passed on to WYSIWYG.
  $form['options'] = array(
    '#type' => 'fieldset',
    '#title' => t('options'),
  );

  // @TODO: Display more verbose information about which formatter and what it
  // does.
  $form['options']['format'] = array(
    '#type' => 'select',
    '#title' => t('Display as'),
    '#options' => $options,
    '#default_value' => $default_view_mode,
    '#description' => t('Choose the type of display you would like for this
      file. Please be aware that files may display differently than they do when
      they are inserted into an editor.'),
  );

  // If necessary, display the alignment widget.
  if (variable_get('media_wysiwyg_alignment', FALSE)) {
    $align_default = empty($query_fields['alignment']) ? '' : $query_fields['alignment'];
    $align_options = array(
      '' => t('None'),
      'left' => t('Left'),
      'right' => t('Right'),
      'center' => t('Center'),
    );
    if (!isset($align_options[$align_default])) {

      // Safety code for a malformed token.
      $align_default = '';
    }
    $form['options']['alignment'] = array(
      '#type' => 'select',
      '#title' => t('Alignment'),
      '#options' => $align_options,
      '#description' => t('Choose how you would like the media to be aligned with surrounding content.'),
      '#default_value' => $align_default,
    );
  }

  // Add fields from the file, so that we can override them if necessary.
  $form['options']['fields'] = array();
  foreach ($fields as $field_name => $field_value) {
    $file->{$field_name} = $field_value;
  }

  // Get the external url from the fid array.
  $external_url = empty($query_fields['external_url']) ? NULL : $query_fields['external_url'];

  // Field to attach external url's to files for linking.
  if (variable_get('media_wysiwyg_external_link', FALSE)) {
    if ($file->type == 'image') {
      $form['options']['external_url'] = array(
        '#type' => 'textfield',
        '#title' => t('Link Image'),
        '#description' => t('Enter a URL to turn the image into a link.'),
        '#maxlength' => 2048,
        '#default_value' => $external_url,
      );
    }
  }
  field_attach_form('file', $file, $form['options']['fields'], $form_state);
  $instance = field_info_instances('file', $file->type);
  foreach ($instance as $field_name => $field_value) {
    $info = field_info_field($field_name);
    $allow = !empty($instance[$field_name]['settings']['wysiwyg_override']);

    // Only single valued fields can be overridden normally, unless Media is
    // configured otherwise with "media_wysiwyg_wysiwyg_override_multivalue".
    if ($allow && $info['cardinality'] != 1) {
      $allow = variable_get('media_wysiwyg_wysiwyg_override_multivalue', FALSE);
    }
    $form['options']['fields'][$field_name]['#access'] = $allow;
  }

  // Add view mode preview.
  media_wysiwyg_format_form_view_mode($form, $form_state, $file);

  // Similar to a form_alter, but we want this to run first so that
  // media.types.inc can add the fields specific to a given type (like alt tags
  // on media). If implemented as an alter, this might not happen, making other
  // alters not be able to work on those fields.
  // @todo: We need to pass in existing values for those attributes.
  drupal_alter('media_wysiwyg_format_form_prepare', $form, $form_state, $file);
  if (!element_children($form['options'])) {
    $form['options']['#attributes'] = array(
      'style' => 'display:none',
    );
  }
  return $form;
}