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);
}
/**
* Check if we have permission to view that link. In case we do, return empty string. else return verbose permission text.
* @param Module_Links $module
* @param GWF_User $user
* @return string
*/
public function getPermissionText(Module_Links $module, $user)
{
static $text = NULL;
if ($text === NULL) {
$text = array($module->lang('permtext_in_mod'), $module->lang('permtext_score', array('%1%')), $module->lang('permtext_member'), $module->lang('permtext_group', array('%1%')));
}
if ($this->isInModeration()) {
return $text[0];
}
$score = $user === false ? 0 : $user->getLevel();
# Check score
$need_score = $this->getVar('link_score');
if ($score < $need_score) {
return str_replace('%1%', $need_score, $text[1]);
}
# Check memberlink
if ($user === false && $this->isMemberLink()) {
return $text[2];
}
# Check group
$need_gid = $this->getGroupID();
if ($need_gid > 0) {
if ($user === false || !$user->isInGroupID($need_gid)) {
return str_replace('%1%', GWF_Group::getByID($need_gid)->displayName(), $text[3]);
}
}
return '';
}
