function advpoll_generate_block_view in Advanced Poll 7.3

Same name and namespace in other branches

1. 7 advpoll.module \advpoll_generate_block_view()
2. 7.2 advpoll.module \advpoll_generate_block_view()

Fetches nodes associated with a poll block.

Parameters

$block: Reference to block object

$delta: The delta of the requested block.

Return value

Returns a block array.

1 call to advpoll_generate_block_view()

advpoll_block_view in ./advpoll.module

Implements hook_block_view().

File

./advpoll.module, line 1026

Code

function advpoll_generate_block_view($block, $delta) {

  /* Only run this process when there is an advanced poll
   * block to process.
   */
  $pattern = '/(?i)(advpoll)/';
  if (@preg_match($pattern, $delta)) {

    // Check to see if the page that is loading this block is a node page.
    $loaded_node = menu_get_object();
    $parts = explode('_', $delta);
    $nid = $parts[count($parts) - 1];
    $is_block = FALSE;
    if ($nid) {
      $node = node_load($nid);

      /* Had to test against type - value was returning a boolean but
       * simply doing if ($node) still indicated the node existed.
       */
      if (gettype($node) == 'object') {
        isset($node->advpoll_options[$node->language]) ? $options = $node->advpoll_options[$node->language] : ($options = $node->advpoll_options[LANGUAGE_NONE]);

        /* Need to check to see if the nid is meant to display as a block or
         * not. It's possible the value gets switched off but the block id is
         * still assigned to a region and will display anyway.
         */
        foreach ($options as $option) {
          if ($option['value'] == 'block') {
            $is_block = TRUE;
          }
        }
        if ($is_block) {

          // Prevent block from showing on its node's page.
          if ($loaded_node) {
            if ($loaded_node->nid == $node->nid) {
              return $block;
            }
          }
          $block['subject'] = t('Poll');
          $block['content'] = node_view($node);
        }
      }
    }
  }
  return $block;
}