function twitter_post_form_alter in Twitter 6.4

Same name and namespace in other branches

1. 6.5 twitter_post/twitter_post.module \twitter_post_form_alter()
2. 6.3 twitter_post/twitter_post.module \twitter_post_form_alter()
3. 7.3 twitter_post/twitter_post.module \twitter_post_form_alter()
4. 7.4 twitter_post/twitter_post.module \twitter_post_form_alter()
5. 7.5 twitter_post/twitter_post.module \twitter_post_form_alter()

Implementation of hook_form_alter().

File

twitter_post/twitter_post.module, line 35

Main hooks for twitter post module

Code

function twitter_post_form_alter(&$form, $form_state, $form_id) {
  $allowed_types = variable_get('twitter_post_types', array(
    'story' => 'story',
    'blog' => 'blog',
  ));

  // Add per-content type settings to node type forms
  if ($form_id == 'node_type_form') {
    $type = $form['#node_type']->type;
    if (empty($allowed_types[$type])) {
      return;
    }
    $form['twitter'] = array(
      '#type' => 'fieldset',
      '#description' => t('Users with proper permissions will be given the option to post announcements to their Twitter accounts when they create new content. Editing the following fields will override the !twitter_admin.', array(
        '!twitter_admin' => l('site defaults', 'admin/settings/twitter'),
      )),
      '#title' => 'Twitter settings',
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
    );
    $form['twitter']['twitter_post_default_state'] = array(
      '#type' => 'radios',
      '#title' => t('Default post announcements'),
      '#maxlength' => 140,
      '#options' => array(
        'default' => t('Use site default'),
        FALSE => t('Disabled by default'),
        'all' => t('Enabled by default'),
        'create' => t('Enabled by default on create only'),
        'update' => t('Enabled by default on update only'),
      ),
      '#default_value' => variable_get('twitter_post_default_state_' . $type, 'default'),
    );
    $form['twitter']['twitter_post_default_format'] = array(
      '#type' => 'textfield',
      '#title' => t('Default format string'),
      '#maxlength' => 140,
      '#description' => t('The given text will be posted to twitter.com. You can use !url, !url-alias, !shorturl, !title and !author-name as placeholders. Leave blank to use the site default.'),
      '#default_value' => variable_get('twitter_post_default_format_' . $type, ''),
    );
    twitter_include_token_fields($form);
  }

  // Alter any node forms.
  if (isset($form['#node']) && $form['#node']->type . '_node_form' == $form_id) {

    // If we haven't enabled Twitter posting on this node type, nothing to do
    // here.
    $type = $form['#node']->type;
    if (empty($allowed_types[$type])) {
      return;
    }
    module_load_include('inc', 'twitter');
    $twitter_form = twitter_post_form();
    if (!$twitter_form) {
      return;
    }
    $form['twitter'] = array(
      '#type' => 'fieldset',
      '#title' => t('Post to twitter.com'),
      '#group' => 'additional_settings',
      '#collapsible' => TRUE,
      '#collapsed' => FALSE,
      '#tree' => TRUE,
    );
    $type_default = variable_get('twitter_post_default_state_' . $type, 'default');
    $type_default = $type_default != 'default' ? $type_default : variable_get('twitter_post_default_state', FALSE);
    switch ($type_default) {
      case 'all':
        $post_default = TRUE;
        break;
      case 'create':
        $post_default = empty($form['nid']['#value']);
        break;
      case 'update':
        $post_default = !empty($form['nid']['#value']);
        break;
      case FALSE:
      default:
        $post_default = FALSE;
        break;
    }
    $form['twitter']['post'] = array(
      '#type' => 'checkbox',
      '#title' => t('Announce this post on Twitter'),
      '#default_value' => $post_default,
      '#id' => 'twitter-toggle',
    );
    $form['twitter'] += $twitter_form;
    $default_format = variable_get('twitter_post_default_format_' . $type, FALSE);
    $default_format = !empty($default_format) ? $default_format : variable_get('twitter_post_default_format', 'New post: !title !tinyurl');
    $form['twitter']['status']['#default_value'] = $default_format;
    $form['twitter']['status']['#description'] = t('The given text will be posted to twitter.com. You can use !url, !url-alias, !tinyurl, !title and !user as replacement text.  If the token module is enabled, you may also choose from the tokens listed in the replacement patterns section.');
    $form['twitter']['status']['#maxlength'] = 150;
    twitter_include_token_fields($form);
  }
}