/[drupal]/contributions/modules/select_translation/select_translation.module
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revision 1.1, Tue Jun 17 11:23:04 2008 UTC revision 1.2, Wed Jun 18 16:04:38 2008 UTC
# Line 7  Line 7 
7  function select_translation_help($section, $arg) {  function select_translation_help($section, $arg) {
8    switch ($section) {    switch ($section) {
9      case 'admin/modules#description':      case 'admin/modules#description':
10        return t('A views filter, allowing users to display only one of the nodes of a group of nodes representing a translation');        return t('Select translation provides a views filter and a module API, allowing users to display only one of the nodes of a group of nodes representing a translation');
11    }    }
12  }  }
13    
14    /**
15     * Returns the node_id representing the preferred translation of the given node.
16     *
17     * $mode can be :
18     * - default ; in which case the function will return the node in the current
19     *             language if available ; if not that in the default languauge ;
20     *             if that is not available then the one in the original language.
21     *
22     * - original ; in which case the function will return the node in the current
23     *              language if available ; if not that in the original language.
24     *
25     */
26    function select_translation_of_node($nid, $mode = 'default') {
27      global $language;
28    
29      $node = node_load($nid);
30      if (!$node || $node->tnid == 0 || $node->language == $language->language) {
31        return $nid;
32      }
33    
34      $translations = translation_node_get_translations($node->tnid);
35      if (isset($translations[$language->language])) {
36        return $translations[$language->language]->nid;
37      } else if ($mode == 'default' && isset($translations[language_default('language')])) {
38        return $translations[language_default('language')]->nid;
39      } else {
40        return $node->tnid;
41      }
42    }
43    
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