function _nodesinblock_show in Nodes In Block 6

Same name and namespace in other branches

1. 7 nodesinblock.module \_nodesinblock_show()

Function callback: get content for a block.

1 call to _nodesinblock_show()

nodesinblock_block in ./nodesinblock.module

Implementation of hook_block().

File

./nodesinblock.module, line 377

Nodes in block makes it possible to add multiple nodes in one block.

Code

function _nodesinblock_show($delta, $visibility) {
  static $nids = array();
  $output = '';
  $path = drupal_get_path_alias($_GET['q']);
  $query = "SELECT nib.nid, visibility, render, weight FROM {nodesinblock} nib\n    LEFT JOIN {node} n on n.nid = nib.nid\n    WHERE n.status = 1 AND delta = %d\n    ORDER BY weight\n  ";
  $i = 0;
  $result = db_query(db_rewrite_sql($query), $delta);
  $num_items = db_affected_rows();
  while ($row = db_fetch_object($result)) {
    $paths = explode("\n", trim($row->visibility));
    foreach ($paths as $key => $val) {

      // Match the path.
      $page_match = drupal_match_path($path, $val);
      if ($path != $_GET['q']) {
        $page_match = $page_match || drupal_match_path($_GET['q'], $val);
      }
      $page_match = !($visibility xor $page_match);

      // We have a match, load the node.
      if ($page_match && !isset($nids[$delta][$row->nid])) {
        $nids[$delta][$row->nid] = $row->nid;
        $node = node_load($row->nid);
        $node->nodesinblock = 1;

        // In case the the render selection has changed, make sure
        // we select the exact render mode.
        if (variable_get('nodesinblock_' . $node->type . '_render', '0') != '0') {
          $row->render = variable_get('nodesinblock_' . $node->type . '_render', '0');
        }

        // Assemble classes.
        $classes = array(
          'nodesinblock',
        );
        if ($i == 0) {
          $classes[] = 'first';
        }
        if ($i == $num_items - 1) {
          $classes[] = 'last';
        }
        if ($i % 2 == 0) {
          $classes[] = 'odd';
        }
        else {
          $classes[] = 'even';
        }
        $i++;
        $output .= '<div class="' . implode(' ', $classes) . '" id="nodesinblock-' . $node->nid . '">';

        // Support for Node Displays module.
        if (module_exists('nd')) {
          $node->build_mode = $row->render;
          $teaser = $node->build_mode != 'full' ? TRUE : FALSE;
          $show_links = ds_show_field('nd', $node->type, $node->build_mode, 'links');
          $output .= node_view($node, $teaser, FALSE, $show_links);
        }
        else {
          $links = FALSE;
          if ($row->render == NIB_RENDER_PAGE_WITH_LINKS || $row->render == NIB_RENDER_TEASER_WITH_LINKS) {
            $links = TRUE;
          }
          $output .= $row->render == NIB_RENDER_TEASER_WITH_LINKS || $row->render == NIB_RENDER_TEASER_WITHOUT_LINKS ? node_view($node, TRUE, FALSE, $links) : node_view($node, FALSE, TRUE, $links);
        }
        if (variable_get('nodesinblock_editbuttons', 0) && node_access('update', $node)) {
          $edit_button = variable_get('nodesinblock_editbuttons_text', t('(edit)'));
          $output .= l(t($edit_button), 'node/' . $node->nid . '/edit', array(
            'query' => array(
              'destination' => $path,
            ),
            'attributes' => array(
              'class' => 'nodesinblock-edit',
            ),
          ));
        }
        $output .= '</div>';
      }
    }
  }
  return $output;
}