function ddblock_select_nodes_form in Dynamic display block 7

Same name and namespace in other branches

1. 6 ddblock.module \ddblock_select_nodes_form()

Build the node selection form element.

This function is also called when generating a new set of options during the AJAX callback, so an array is returned that can be used to replace an existing form element.

Parameters

$form: form to add elements to.

$content_type: selected content type.

$nodes: Existing nodes added to the block.

Return value

form fields.

2 calls to ddblock_select_nodes_form()

ddblock_block_configure_form in ./ddblock.module

Block configuration page of dynamic display block blocks added to standard block configuration page.

ddblock_select_nodes_js in ./ddblock.module

AHAH callback to replace node select options.

File

./ddblock.module, line 799

Enables your site to display dynamic content in a block.

Code

function ddblock_select_nodes_form(&$form, $content_type, $nodes) {

  // Wrapper for nodes select box.
  $form['content']['content_types']['select_nodes'] = array(
    '#type' => 'hidden',
    '#value' => -1,
    '#prefix' => '<div id="select-nodes-wrapper">',
  );

  // no content type selected (show text 'No content type selected').
  if ($content_type == 'none') {
    $form['content']['content_types']['select_nodes']['#prefix'] .= '<em>' . t('No content type selected.') . '</em>';
    $form['content']['content_types']['select_nodes']['#suffix'] = '</div>';
    unset($form['content']['content_types']['nodes']);
  }
  else {
    if (user_access('administer dynamic display blocks')) {

      // get all nodes of a content type which are not added yet to the block.
      $options = _ddblock_get_content_type_nodes($content_type);
      $form['content']['content_types']['nodes'] = array(
        '#type' => 'select',
        '#title' => t('Node'),
        '#default_value' => $nodes,
        '#description' => t('The node to show in the Dynamic display block'),
        '#options' => $options,
        '#attributes' => array(
          'class' => array(
            'content-type-select',
          ),
        ),
        '#suffix' => '</div>',
      );
    }
  }
  return $form;
}