function heartbeat_autocomplete_tag in Heartbeat 6.4

Page callback for heartbeat tag autocomplete

1 string reference to 'heartbeat_autocomplete_tag'

heartbeat_menu in ./heartbeat.module

Implementation of hook_menu().

File

./heartbeat.admin.inc, line 1549

Admnistration tasks for heartbeat.

Code

function heartbeat_autocomplete_tag($string = '') {
  $matches = array();

  // Take the last array value
  $strings = explode(",", $string);
  $string = trim(array_pop($strings));
  if (!empty($string)) {
    $previous = implode(",", $strings);

    // Get tags that are known
    $tags = heartbeat_get_available_tags();
    foreach ($tags as $tag) {
      if (!empty($tag) && strpos($tag, $string) === 0) {
        $key = '';
        if (!empty($previous)) {
          $key .= $previous . ",";
        }
        $key .= $tag;
        $matches[$key] = $tag;
      }
    }
  }
  drupal_json($matches);
}