function block_titlelink_form_alter in Block Title Link 6.2

Same name and namespace in other branches

1. 8 block_titlelink.module \block_titlelink_form_alter()
2. 6 block_titlelink.module \block_titlelink_form_alter()
3. 7 block_titlelink.module \block_titlelink_form_alter()

Implementation of hook_form_alter

File

./block_titlelink.module, line 26

module for adding a link to a block title

Code

function block_titlelink_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id == 'block_admin_configure' || $form_id == 'block_add_block_form') {
    $block = new stdClass();
    $block->module = $form['module']['#value'];
    $block->delta = $form['delta']['#value'];
    $titlelink_data = _block_titlelink_get_data($block);
    $url = isset($titlelink_data['url']) ? $titlelink_data['url'] : NULL;
    $title = isset($titlelink_data['title']) ? $titlelink_data['title'] : NULL;
    $targets = drupal_map_assoc(array(
      '_blank',
      '_self',
      '_parent',
      '_top',
    ));
    $target = isset($titlelink_data['target']) ? $titlelink_data['target'] : NULL;
    $display_link = isset($titlelink_data['display']) ? $titlelink_data['display'] : TRUE;
    $form['block_titlelink'] = array(
      '#type' => 'fieldset',
      '#title' => t('Block Title Link Settings'),
      '#collapsible' => TRUE,
      '#weight' => 0,
      '#tree' => TRUE,
    );
    $form['block_titlelink']['title_link'] = array(
      '#type' => 'textfield',
      '#title' => t('Title Path'),
      '#default_value' => $url,
      '#description' => t('URL path of Block Title. Tokens are supported if the <a href="@token-module" target="_blank">token module</a> is enabled.', array(
        '@token-module' => url("http://drupal.org/project/token"),
      )),
      '#maxlength' => '255',
    );
    $form['block_titlelink']['title_link_title'] = array(
      '#type' => 'textfield',
      '#title' => t('Title Attribute'),
      '#description' => t('value for the &lt;a&gt; title attribute.'),
      '#default_value' => $title,
    );
    $form['block_titlelink']['title_link_target'] = array(
      '#type' => 'select',
      '#title' => t('Link Target'),
      '#options' => $targets,
      '#empty_value' => '',
      '#description' => t('Add a target to open the link in a new tab/window'),
      '#default_value' => $target,
    );
    $form['block_titlelink']['display_link'] = array(
      '#type' => 'checkbox',
      '#title' => t('Display Link'),
      '#description' => t('Select this option if title should render as a link. If deselected, the title path value is stored within the block object as $block->title_link but is not rendered. This is useful if you wish to use the link elsewhere in the block template (ex: as an icon).'),
      '#default_value' => $display_link,
    );

    // Provide Token Help
    $value = function_exists('token_replace') ? theme('token_tree', array(
      'user',
    ), TRUE, TRUE) : t('Tokens are supported if the <a href="@token-module">token module</a> is enabled.', array(
      '@token-module' => url("http://drupal.org/project/token"),
    ));
    $form['block_titlelink']['token_help'] = array(
      '#type' => 'item',
      '#value' => $value,
    );

    // Assign weight to block title so it appears above link
    if (!isset($form['block_settings']['#weight'])) {
      $form['block_settings']['#weight'] = -1;
    }
    $form['#validate'][] = 'block_titlelink_form_validate';
    $form['#submit'][] = 'block_titlelink_form_submit';
  }
}