_table = 'home_album_category'; $this->_pk = 'catid'; parent::__construct(); } public function fetch_all_by_displayorder() { return DB::fetch_all('SELECT * FROM %t ORDER BY displayorder', array($this->_table), $this->_pk); } public function fetch_all_numkey($numkey) { $allow_numkey = array('portal', 'articles', 'num'); if(!in_array($numkey, $allow_numkey)) { return null; } return DB::fetch_all("SELECT catid, $numkey FROM %t", array($this->_table), $this->_pk); } public function update_num_by_catid($num, $catid, $numlimit = false) { $args = array($this->_table, $num, $catid); if($numlimit !== false) { $sql = ' AND num>0'; $args[] = $numlimit; } return DB::query("UPDATE %t SET num=num+'%d' WHERE catid=%d {$sql}", $args); } public function fetch_catname_by_catid($catid) { return DB::result_first('SELECT catname FROM %t WHERE catid=%d', array($this->_table, $catid)); } } ?>