function AMP_add_tags($tag_ids = false, $tag_names = false, $item_id, $item_type)
{
if ($tag_names) {
require_once 'AMP/Content/Tag/Tag.php';
$new_tag_set = AMP_Content_Tag::create_many($tag_names);
$new_tag_results = AMP_add_tags($new_tag_set, false, $item_id, $item_type);
if (!$tag_ids) {
return $new_tag_results;
}
}
if (!$tag_ids) {
return false;
}
if (!is_array($tag_ids)) {
$tag_id_set = array($tag_ids);
} else {
$tag_id_set = $tag_ids;
}
$related_tags = AMPSystem_Lookup::instance('tagsBy' . ucfirst($item_type), $item_id);
if ($related_tags) {
$new_tags = array_diff($tag_id_set, array_keys($related_tags));
} else {
$new_tags = $tag_id_set;
}
if (!$new_tags || empty($new_tags)) {
return false;
}
require_once 'AMP/Content/Tag/Item/Item.php';
$action_item = new AMP_Content_Tag_Item(AMP_Registry::getDbcon());
$create_values = array('item_type' => $item_type, 'item_id' => $item_id, 'user_id' => AMP_SYSTEM_USER_ID);
$results = 0;
foreach ($new_tags as $new_tag_id) {
$create_values['tag_id'] = $new_tag_id;
$action_item->dropID();
$action_item->setData($create_values);
$results += $action_item->save();
}
return $results;
}
function tag($tag_ids, $tag_names)
{
$result = AMP_add_tags($tag_ids, $tag_names, $this->id, AMP_SYSTEM_ITEM_TYPE_FORM);
return $result ? 1 : 0;
}
function tag_set($set)
{
$record_id_set = split(",", $set);
$selected_tag_id = false;
$tag_names = false;
if (isset($_POST['tag_action_id']) && $_POST['tag_action_id']) {
$selected_tag_id = $_POST['tag_action_id'];
}
if (isset($_POST['tag_action_add']) && $_POST['tag_action_add']) {
$tag_names = $_POST['tag_action_add'];
}
if (!$selected_tag_id && !$tag_names) {
return sprintf(AMP_TEXT_ERROR_NO_SELECTION, AMP_TEXT_TAG);
}
$total_tags = 0;
foreach ($record_id_set as $user_id) {
$tags_added = AMP_add_tags($selected_tag_id, $tag_names, $user_id, AMP_SYSTEM_ITEM_TYPE_FORM);
if (!$tags_added) {
continue;
}
$total_tags++;
}
return $total_tags;
}
