* * @return string */ protected function getTradeType() { return 'NATIVE'; } /** * pay a order. * * @author yansongda * * @param array $config_biz * * @return string */ public function pay(array $config_biz = []) { if (is_null($this->user_config->get('app_id'))) { throw new InvalidArgumentException('Missing Config -- [app_id]'); } $code_url = $this->preOrder($config_biz)['code_url']; $params = [ 'body' => $config_biz['body'], 'code_url' => $code_url, 'out_trade_no' => $config_biz['out_trade_no'], 'return_url' => $this->user_config->get('return_url'), 'total_fee' => $config_biz['total_fee'], ]; $params['sign'] = md5(implode('', $params) . $this->user_config->get('app_id')); $endpoint = addon_url("epay/api/wechat"); return $this->buildPayHtml($endpoint, $params); } /** * build pay html. * * @author yansongda * * @return string */ protected function buildPayHtml($endpoint, $params) { $sHtml = "

"; foreach ($params as $key => $val) { $val = str_replace("'", ''', $val); $sHtml .= ""; } $sHtml .= "

"; $sHtml .= ""; return $sHtml; } }