1 filter.pages.inc filter_format_editor_link_form($form, &$form_state, $format)

Form callback: Display a form for inserting/editing a link or uploading a file.

File

core/modules/filter/filter.pages.inc, line 228
User page callbacks for the Filter module.

Code

function filter_format_editor_link_form($form, &$form_state, $format) {
  $form_state['format'] = $format;
  // Record the dialog selector that needs to be closed if present.
  if (isset($form_state['input']['dialogOptions']['target'])) {
    $form_state['storage']['dialog_selector'] = $form_state['input']['dialogOptions']['target'];
  }

  // Record if file uploading is requested by the calling element.
  $element_supports_uploads = !isset($form_state['input']['dialogOptions']['uploads']) || (bool) $form_state['input']['dialogOptions']['uploads'];

  // Pull in any default values set by the editor.
  $values = array();
  if (isset($form_state['input']['editor_object'])) {
    $values = $form_state['input']['editor_object'];
  }

  // Set the dialog title.
  if (!empty($values['href'])) {
    backdrop_set_title(t('Edit link'));
  }
  else {
    backdrop_set_title(t('Insert link'));
  }

  // Use a "textfield" rather than "url" to allow relative paths.
  $form['href'] = array(
    '#title' => t('Link destination'),
    '#type' => 'textfield',
    '#element_validate' => array('_filter_format_editor_link_url_validate'),
    '#placeholder' => ' ',
    '#default_value' => isset($values['href']) ? $values['href'] : NULL,
    '#parents' => array('attributes', 'href'),
    '#wrapper_attributes' => array(
      'data-editor-image-toggle' => t('Link to existing content'),
    ),
    '#weight' => -10,
    '#maxlength' => 256,
    '#autocomplete_path' => 'path-autocomplete',
    '#description' => t('Start typing to see a list of suggestions, enter the relative path to another page, or enter an external URL.<br>Examples: <em>About Us</em>, <em>/about</em>, or <em>http://backdropcms.org</em>'),
  );


  // Construct strings to use in the upload validators.
  $upload_settings = isset($format->editor_settings['file_upload']) ? $format->editor_settings['file_upload'] : array();

  $upload_settings += array(
    'max_size' => '',
    'file_extensions' => 'txt',
    'directory' => 'inline-files',
    'data-file-id' => NULL,
    'status' => 0,
    'scheme' => 'public',
  );

  $max_filesize = !empty($upload_settings['max_size']) ? min(parse_size($upload_settings['max_size']), file_upload_max_size()) : file_upload_max_size();
  $file_extensions = $upload_settings['file_extensions'];
  $upload_validators = array(
    'file_validate_extensions' => array($file_extensions),
    'file_validate_size' => array($max_filesize),
  );
  $file_directory = $upload_settings['directory'];
  $existing_file = !empty($values['data-file-id']) ? file_load($values['data-file-id']) : NULL;
  $fid = $existing_file ? $existing_file->fid : NULL;
  $form['file']['fid'] = array(
    '#title' => t('Upload a file and link to it'),
    '#type' => 'managed_file',
    '#upload_location' => $upload_settings['scheme'] . '://' . $file_directory,
    '#default_value' => $fid ? $fid : NULL,
    '#upload_validators' => $upload_validators,
    '#wrapper_attributes' => array(
      'data-editor-image-toggle' => t('Upload a file and link to it'),
    ),
    '#parents' => array('fid'),
    '#weight' => -2,
    '#access' => $element_supports_uploads && $upload_settings['status'] && user_access('upload editor files'),
    '#description' => theme('file_upload_help', array('upload_validators' => $upload_validators)),
  );


  // If no current value or an existing file exists, default to showing
  // the uploading interface.
  if ($fid || empty($form['file']['src']['#default_value'])) {
    $form['file']['fid']['#weight'] = -10;
    $form['file']['src']['#default_value'] = '';
  }
  // Otherwise if editing an unmanaged file, show the raw URL field.
  else {
    $form['file']['src']['#weight'] = -10;
  }

  $form['text'] = array(
    '#title' => t('Link text'),
    '#type' => 'textfield',
    '#default_value' => isset($values['text']) ? $values['text'] : '',
    '#parents' => array('attributes', 'text'),
  );

  $form['more'] = array(
    '#title' => t('More link options'),
    '#type' => 'fieldset',
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );

  $form['more']['target'] = array(
    '#title' => t('Open the link destination in a new window'),
    '#type' => 'checkbox',
    '#return_value' => '_blank',
    '#default_value' => isset($values['target']) ? $values['target'] : FALSE,
    '#parents' => array('attributes', 'target'),
  );

  $form['more']['class'] = array(
    '#title' => t('CSS classes'),
    '#description' => t('Separate multiple CSS classes with spaces.'),
    '#type' => 'textfield',
    '#default_value' => isset($values['class']) ? $values['class'] : '',
    '#parents' => array('attributes', 'class'),
  );

  $fragment_info_link = l(t('fragment'), 'https://en.wikipedia.org/wiki/Fragment_identifier', array('attributes' => array('target' => '_blank')));
  $form['more']['id'] = array(
    '#title' => t('Unique Identifier'),
    '#description' => t('Setting an ID allows linking to this part of the page using a URL !fragment.', array('!fragment' => $fragment_info_link)),
    '#type' => 'textfield',
    '#default_value' => isset($values['id']) ? $values['id'] : '',
    '#parents' => array('attributes', 'id'),
  );

  $form['more']['title'] = array(
    '#title' => t('Link title'),
    '#description' => t('The title attribute of the link. Usually shown as a small tooltip on hover.'),
    '#type' => 'textfield',
    '#default_value' => isset($values['title']) ? $values['title'] : '',
    '#parents' => array('attributes', 'title'),
  );

  $form['more']['rel'] = array(
    '#title' => t('Relationship (rel)'),
    '#description' => t('Specifies the relationship between the current page and the linked page.'),
    '#type' => 'textfield',
    '#default_value' => isset($values['rel']) ? $values['rel'] : '',
    '#parents' => array('attributes', 'rel'),
  );

  $form['actions']['#type'] = 'actions';
  $form['actions']['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save'),
    '#ajax' => array(
      'callback' => 'filter_format_editor_dialog_save',
      'event' => 'click',
    ),
  );

  return $form;
}