function content_taxonomy_node_import_values_alter in Node import 6

Implementation of hook_node_import_values_alter()

File

supported/content_taxonomy/content_taxonomy.inc, line 38

Support file for the CCK Content Taxonomy module

Code

function content_taxonomy_node_import_values_alter(&$values, $type, $defaults, $options, $fields, $preview) {

  // Place the following line in the validation function on the content_taxonomy module in order to determine
  // what the widget is expecting:
  //
  //   drupal_set_message( '<pre>Element: ' . print_r( $element, TRUE ) . '</pre>' );
  //
  // For example, I placed the above line in the content_taxonomy_tree_validate function in order to discover
  // the data structure that the validator expects. I assume the other widgets expect different structures.
  foreach (node_import_cck_fields($type, 'content_taxonomy') as $fieldname => $fieldinfo) {
    $vid = $fieldinfo['vid'];

    //***************************************tree widget***************************************
    if ($fieldinfo['widget']['type'] == 'content_taxonomy_tree') {
      $terms = array();
      $results = array();
      foreach ($values[$fieldname] as $i => $value) {
        if (is_numeric($value['value'])) {
          $foundterms = taxonomy_get_term(intval($value['value']));
        }
        else {
          $value['value'] = content_taxonomy_node_import_check_numeric($value['value']);
          $foundterms = taxonomy_get_term_by_name($value['value']);
        }
        foreach ($foundterms as $index => $termfound) {
          if ($termfound->vid == $vid) {
            $tid = $termfound->tid;
            $terms[$tid] = (array) $termfound;
            $children = taxonomy_get_children($tid, $vid);
            $terms[$tid]['children'] = $children;
            $parents = taxonomy_get_parents($tid);
            $terms[$tid]['parents'] = $parents;
          }
        }
      }
      foreach ($terms as $term_id => $data) {
        if (empty($data['parents'])) {

          // We only want top-level terms here
          $results['value'][$term_id] = array(
            'checkbox' => $term_id,
          );
          if (!empty($data['children'])) {

            // Handle the children terms
            content_taxonomy_node_import_tree_adjust($terms, $data, $results['value'][$term_id]['children']);
          }
          else {
            unset($terms[$term_id]);
          }
        }
      }
      $values[$fieldname] = $results;
    }
    elseif ($fieldinfo['widget']['type'] == 'content_taxonomy_options') {

      // Content taxonomy checkboxes
      $results = array();
      foreach ($values[$fieldname] as $i => $value) {
        if (is_numeric($value['value'])) {

          // Using TID...
          $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND tid = %d";
          if ($tid = db_result(db_query($sql, $vid, intval($value['value'])))) {
            $results[$tid] = $tid;
          }
        }
        else {

          // Using term name...
          $value['value'] = content_taxonomy_node_import_check_numeric($value['value']);
          $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND LOWER(name) = '%s'";
          if ($tid = db_result(db_query($sql, $vid, drupal_strtolower($value['value'])))) {
            $results[$tid] = $tid;
          }
        }
      }
      $values[$fieldname]['value'] = $results;
    }
    elseif ($fieldinfo['widget']['type'] == 'content_taxonomy_hs') {
      $terms = array();
      $results = array();
      foreach ($values[$fieldname] as $i => $value) {
        $position = stripos($value['value'], '>>');
        if ($position) {

          //using the delimiter, we are given the explicit parentage of the term. we can therefore have duplicate terms.
          $lineage = explode('>>', $value['value']);
          $terms = content_taxonomy_node_import_get_children($lineage, $vid);
        }
        else {

          //we have just one term, hopefully there are no duplicates, so let's find the parents
          if (is_numeric($value['value'])) {
            $foundterms = taxonomy_get_term(intval($value['value']));
          }
          else {
            $value['value'] = content_taxonomy_node_import_check_numeric($value['value']);
            $foundterms = taxonomy_get_term_by_name($value['value']);
          }
          foreach ($foundterms as $index => $termfound) {
            if ($termfound->vid == $vid) {
              $tid = $termfound->tid;
              $terms[$tid] = (array) $termfound;
              $children = taxonomy_get_children($tid, $vid);
              $terms[$tid]['children'] = $children;
              $parents = taxonomy_get_parents($tid);
              $terms[$tid]['parents'] = $parents;
            }
          }
        }
      }

      //We now have our list of hierarchical terms in order of parent>>child>>child, etc. Now let's arrange them how

      //hierarchical select expects them to be.
      if (!empty($terms)) {
        foreach ($terms as $index => $data) {
          $results[] = $data['tid'];
        }
        $values[$fieldname]['tids'] = $results;
      }
      else {
        $values[$fieldname]['tids'] = NULL;
      }
    }
    else {
      foreach ($values[$fieldname] as $i => $value) {
        if (is_numeric($value['value'])) {

          // Using TID...
          $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND tid = %d";
          if ($tid = db_result(db_query($sql, $vid, intval($value['value'])))) {
            $values[$fieldname][$i]['value'] = $tid;
          }
          else {
            $value['value'] = content_taxonomy_node_import_check_numeric($value['value']);
            if (trim($value['value']) != '') {
              $edit = array(
                'vid' => $vid,
                'name' => $value['value'],
              );
              taxonomy_save_term($edit);
              $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND tid = %d";
              if ($tid = db_result(db_query($sql, $vid, intval($value['value'])))) {
                $values[$fieldname][$i]['value'] = $tid;
              }
            }
          }
        }
        else {

          // Using term name...
          $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND LOWER(name) = '%s'";
          if ($tid = db_result(db_query($sql, $vid, drupal_strtolower($value['value'])))) {
            $values[$fieldname][$i]['value'] = $tid;
          }
          else {
            $value['value'] = content_taxonomy_node_import_check_numeric($value['value']);
            if (trim($value['value']) != '') {
              $edit = array(
                'vid' => $vid,
                'name' => $value['value'],
              );
              taxonomy_save_term($edit);
              $sql = "SELECT tid FROM {term_data} WHERE vid = %d AND LOWER(name) = '%s'";
              if ($tid = db_result(db_query($sql, $vid, drupal_strtolower($value['value'])))) {
                $values[$fieldname][$i]['value'] = $tid;
              }
            }
          }
        }
      }
    }
  }
}