function privatemsg_filter_create_tags in Privatemsg 7.2

Same name and namespace in other branches

1. 6.2 privatemsg_filter/privatemsg_filter.module \privatemsg_filter_create_tags()
2. 6 privatemsg_filter/privatemsg_filter.module \privatemsg_filter_create_tags()
3. 7 privatemsg_filter/privatemsg_filter.module \privatemsg_filter_create_tags()

Function to create a tag

Parameters

$tags A single tag or an array of tags.:

4 calls to privatemsg_filter_create_tags()

privatemsg_filter_add_tag_submit in privatemsg_filter/privatemsg_filter.module

Form callback for adding a tag to threads.

privatemsg_filter_form_submit in privatemsg_filter/privatemsg_filter.module

Form builder function, display a form to modify tags on a thread.

privatemsg_rules_tag_thread in privatemsg_rules/privatemsg_rules.rules.inc

privatemsg_rules_thread_has_tag in privatemsg_rules/privatemsg_rules.rules.inc

Check if a thread has a specific tag.

File

privatemsg_filter/privatemsg_filter.module, line 177

Allows users to tag private messages and to filter based upon those tags.

Code

function privatemsg_filter_create_tags($tags) {
  if (!is_array($tags)) {
    $tags = array(
      $tags,
    );
  }
  $tag_ids = array();
  foreach ($tags as $tag) {
    $tag = trim($tag);
    if (empty($tag)) {

      // Do not save a blank tag.
      continue;
    }

    // Check if the tag already exists and only create the tag if it does not.
    $tag_id = db_query("SELECT tag_id FROM {pm_tags} WHERE tag = :tag", array(
      ':tag' => $tag,
    ))
      ->fetchField();
    if (empty($tag_id) && privatemsg_user_access('create private message tags')) {
      $tag_id = db_insert('pm_tags')
        ->fields(array(
        'tag' => $tag,
      ))
        ->execute();
    }
    elseif (empty($tag_id)) {

      // The user does not have permission to create new tags - disregard this tag and move onto the next.
      drupal_set_message(t('Tag %tag was ignored because you do not have permission to create new tags.', array(
        '%tag' => $tag,
      )));
      continue;
    }
    $tag_ids[] = $tag_id;
  }
  return $tag_ids;
}