Prado\Web\UI\TPage::processPostData PHP Метод

    protected function processPostData($postData, $beforeLoad)
    {
        $this->_isLoadingPostData = true;
        if ($beforeLoad) {
            $this->_restPostData = new TMap();
        }
        foreach ($postData as $key => $value) {
            if ($this->isSystemPostField($key)) {
                continue;
            } else {
                if ($control = $this->findControl($key)) {
                    if ($control instanceof \Prado\Web\UI\IPostBackDataHandler) {
                        if ($control->loadPostData($key, $postData)) {
                            $this->_controlsPostDataChanged[] = $control;
                        }
                    } else {
                        if ($control instanceof IPostBackEventHandler && empty($this->_postData[self::FIELD_POSTBACK_TARGET])) {
                            $this->_postData->add(self::FIELD_POSTBACK_TARGET, $key);
                            // not calling setPostBackEventTarget() because the control may be removed later
                        }
                    }
                    unset($this->_controlsRequiringPostData[$key]);
                } else {
                    if ($beforeLoad) {
                        $this->_restPostData->add($key, $value);
                    }
                }
            }
        }
        foreach ($this->_controlsRequiringPostData as $key => $value) {
            if ($control = $this->findControl($key)) {
                if ($control instanceof \Prado\Web\UI\IPostBackDataHandler) {
                    if ($control->loadPostData($key, $this->_postData)) {
                        $this->_controlsPostDataChanged[] = $control;
                    }
                } else {
                    throw new TInvalidDataValueException('page_postbackcontrol_invalid', $key);
                }
                unset($this->_controlsRequiringPostData[$key]);
            }
        }
        $this->_isLoadingPostData = false;
    }