function event_filter_nodes in Event 5.2

Same name and namespace in other branches

1. 5 event.module \event_filter_nodes()

1 call to event_filter_nodes()

event_calendar_rss in ./event.module

Creates an rss feed of events.

File

./event.module, line 1281

Code

function event_filter_nodes($nodes, $types, $terms) {
  $event_types = event_get_types();
  $results = array();
  if (isset($types)) {

    // content type filters set
    if (isset($terms)) {

      // taxonomy and content type filters set
      foreach ($nodes as $node) {
        if (in_array($node->type, $types) && event_taxonomy_filter($node, $terms)) {

          // this node is the content type and taxonomy term requested
          if (count($types) == 1 && in_array($node->type, $event_types['solo'])) {

            // only display solo types if there is only one event type requested
            $results[] = $node;
          }
          elseif (in_array($node->type, $event_types['all'])) {
            $results[] = $node;
          }
        }
      }
    }
    else {

      // only content type filters
      foreach ($nodes as $node) {
        if (in_array($node->type, $types)) {
          if (count($types) == 1 && in_array($node->type, $event_types['solo'])) {

            // only display solo types if there is only one event type requested
            $results[] = $node;
          }
          elseif (in_array($node->type, $event_types['all'])) {
            $results[] = $node;
          }
        }
      }
    }
  }
  elseif (isset($terms)) {

    // no types, only taxonomy filters
    foreach ($nodes as $node) {
      if (event_taxonomy_filter($node, $terms) && in_array($node->type, $event_types['all'])) {
        $results[] = $node;
      }
    }
  }
  else {

    // no filters set, only show events with content types states of 'all'
    foreach ($nodes as $node) {
      if (in_array($node->type, $event_types['all'])) {
        return $nodes;
      }
    }
  }
  return $results;
}