function _fetch_affected_keywords in Glossify 6.3

Same name and namespace in other branches

1. 6 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. It also provides for an easy way to update the keywords of a given method/configuration combination.

2 calls to _fetch_affected_keywords()

glossify_nodeapi in ./glossify.module

Implementation of hook_nodeapi().

_update_keywords_for_methods in ./glossify.module

Helper function that updates the keyword-tables according to the new/old methods.

File

./glossify.module, line 782

Code

function _fetch_affected_keywords($node, $method, $configuration = 'global', $keywordsource = NULL, $override = '') {
  $keywords = array();
  $existing_keywords = _fetch_keywords($node->nid, $method, $configuration);
  switch ($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':
      $keyword = $node->{$keywordsource};
      $override = $node->{$override};
      if (isset($keyword[0]['value'])) {
        $form_keywords = !empty($keyword[0]['value']) ? array_map('trim', explode(',', $keyword[0]['value'])) : array();
      }
      if (isset($override[0]['value'])) {
        $form_override = $override[0]['value'];
      }
      else {
        $form_override = '';
      }
      break;
    case 'taxonomy':
      if (isset($node->taxonomy)) {
        $form_keywords = array();
        foreach ($node->taxonomy['tags'] as $vid => $tag) {
          if (in_array($vid, $keywordsource)) {
            $form_keywords = array_merge($form_keywords, array_map('trim', explode(',', $tag)));
          }
        }
        $form_override = $override;
      }
      break;
  }
  if (count($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, $configuration, $node->language, $keyword));
          }
          foreach ($ikwds2 as $keyword) {
            $keywords = array_merge($keywords, _keyword_table('insert', $node->nid, $method, $configuration, $node->language, $keyword, $form_override));
          }
        }
      }
    }
    else {
      foreach ($form_keywords as $keyword) {
        $keywords = array_merge($keywords, _keyword_table('insert', $node->nid, $method, $configuration, $node->language, $keyword, $form_override));
      }
    }
  }
  else {
    if (count($existing_keywords) > 0) {
      $keywords = array_merge($keywords, _keyword_table('delete', $node->nid, $method, $configuration));
    }
  }
  return $keywords;
}