public static function validate_tags(Module_Links $module, $arg)
{
$errors = array();
$new = 0;
$arg = explode(',', trim($arg));
$taken = array();
$minlen = 3;
$maxlen = $module->cfgMaxTagLen();
foreach ($arg as $tag) {
$tag = trim($tag);
if (strlen($tag) === 0) {
continue;
}
if (false === GWF_LinksTag::getByName($tag)) {
if (self::isValidTagName($tag, $minlen, $maxlen)) {
$taken[] = $tag;
$new++;
} else {
$errors[] = $module->lang('err_tag', array(GWF_HTML::display($tag), $minlen, $maxlen));
}
} else {
$taken[] = $tag;
}
}
if (count($taken) === 0) {
$errors[] = $module->lang('err_no_tag');
}
$_POST['link_tags'] = implode(',', $taken);
if (count($errors) === 0) {
return false;
}
return implode('<br/>', $errors);
}
public function insertTags(Module_Links $module)
{
$tags = $this->getTags();
foreach ($tags as $tag) {
if ('' === ($tag = trim($tag))) {
continue;
}
if (false === GWF_LinksTag::addTag($this, $tag)) {
return GWF_HTML::err('ERR_DATABASE', array(__FILE__, __LINE__));
}
if (false === ($tagc = GWF_LinksTag::getByName($tag))) {
return GWF_HTML::err('ERR_DATABASE', array(__FILE__, __LINE__));
}
if (false === GWF_LinksTagMap::addTag($this->getID(), $tagc->getID())) {
return GWF_HTML::err('ERR_DATABASE', array(__FILE__, __LINE__));
}
}
return false;
}
