function paging_render_names in Paging 6

Returns a rendered list of page links.

Parameters

$nid: Node ID to render page links for.

1 call to paging_render_names()

paging_block in ./paging.module

Implementation of hook_block().

File

./paging.module, line 364

Allows users to use a tag to break up a node into multiple pages.

Code

function paging_render_names($nid = NULL) {
  global $pager_page_array, $pager_total;

  // Load node ID form URL, if none was supplied.
  $nid = $nid ? $nid : arg(1);

  // Fetch a structured array containing page names.
  $names = paging_fetch_names($nid);

  // Load the node object to counting total number of expected pages.
  $node = node_load($nid);

  // Invoke 'load' operation in hook_nodeapi() implementation to calculate the actual number of pages in the node body.
  paging_nodeapi($node, 'load');

  // Comparing and mapping the number of pages in $names and $node->page_count.
  $fake = array_fill(0, ($node->page_count - 1 < 1 ? 1 : $node->page_count - 1) + 1, '');
  $length = count($fake) > count($names) ? count($fake) : count($names);
  for ($i = 0; $i < $length; ++$i) {
    $merged[$i] = $names[$i];
  }

  // Fill the empty names with node title and page number.
  $names = _paging_populate_empty_names($merged, $node->title);
  $rendered_links = array();

  // Element value to distinguish between multiple pagers on one page.
  $element = 1;

  // Get the current position.
  $pager_current = $pager_page_array[$element] + 1;

  // Convert the names into links.
  foreach ($names as $key => $name) {
    $page_new = pager_load_array($key, $element, $pager_page_array);
    $rendered_links[] = theme('pager_link_item', $name, $page_new, $element);
  }
  return theme('item_list', $rendered_links);
}