function _fetch_affected_keywords in Glossify 6

Same name and namespace in other branches

1. 6.3 glossify.module \_fetch_affected_keywords()

Helper function that fetches and returns an array of all new and old keywords of a node, depending on the method.

1 call to _fetch_affected_keywords()

glossify_nodeapi in ./glossify.module

Implementation of hook_nodeapi().

File

./glossify.module, line 472

Code

function _fetch_affected_keywords($node, $method, $keywordsource = NULL, $override = '') {
  $keywords = array();
  $existing_keywords = _fetch_keywords($node->nid, $method);
  switch ($method) {
    case 'internal':
      $form_keywords = !empty($node->glossify_keywords) ? array_map('trim', explode(',', $node->glossify_keywords)) : array();
      $form_override = $node->glossify_override;
      break;
    case 'cck':
      if (isset($node->{$keywordsource}[0]['value']) && isset($node->{$override}[0]['value'])) {
        $form_keywords = !empty($node->{$keywordsource}[0]['value']) ? array_map('trim', explode(',', $node->{$keywordsource}[0]['value'])) : array();
        $form_override = $node->{$override}[0]['value'];
      }
      else {
        drupal_set_message(t("This content type does not have the selected CCK Fields attached to it!<br />You need to either change the configuration or attach the selected CCK Fields to this content type."), 'warning');
        return array();
      }
      break;
    case 'taxonomy':
      if (isset($node->taxonomy['tags'][$keywordsource])) {
        $form_keywords = !empty($node->taxonomy['tags'][$keywordsource]) ? array_map('trim', explode(',', $node->taxonomy['tags'][$keywordsource])) : array();
        $form_override = $override;
      }
      else {
        drupal_set_message(t("This content type does not have the selected Vocabulary attached to it!<br />You need to either change the configuration or attach the selected Vocabulary to this content type."), 'warning');
        return array();
      }
      break;
  }
  if (count($form_keywords) > 0) {
    if (count($existing_keywords)) {
      $ikwds1 = array_diff($existing_keywords, $form_keywords);
      $ikwds2 = array_diff($form_keywords, $existing_keywords);
      if (count($ikwds1) !== count($ikwds2) || count($ikwds1) !== 0 && count($ikwds2) !== 0) {
        $ikwds3 = array_intersect($ikwds1, $ikwds2);
        if (count($ikwds3) == 0) {
          foreach ($ikwds1 as $keyword) {
            $keywords = array_merge($keywords, _keyword_table('delete', $node->nid, $method, $node->language, $keyword));
          }
          foreach ($ikwds2 as $keyword) {
            $keywords = array_merge($keywords, _keyword_table('insert', $node->nid, $method, $node->language, $keyword, $form_override));
          }
        }
      }
    }
    else {
      foreach ($form_keywords as $keyword) {
        $keywords = array_merge($keywords, _keyword_table('insert', $node->nid, $method, $node->language, $keyword, $form_override));
      }
    }
  }
  else {
    if (count($existing_keywords) > 0) {
      $keywords = array_merge($keywords, _keyword_table('delete', $node->nid, $method));
    }
  }
  return $keywords;
}