85 lines
2.3 KiB
PHP
85 lines
2.3 KiB
PHP
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<?php
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/*
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* This file is part of the PHPFlasher package.
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* (c) Younes KHOUBZA <younes.khoubza@gmail.com>
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*/
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namespace Flasher\Prime\Http;
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use Flasher\Prime\FlasherInterface;
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use Flasher\Prime\Response\Presenter\HtmlPresenter;
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final class ResponseExtension
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{
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/**
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* @var FlasherInterface
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*/
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private $flasher;
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public function __construct(FlasherInterface $flasher)
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{
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$this->flasher = $flasher;
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}
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/**
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* @return ResponseInterface
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*/
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public function render(RequestInterface $request, ResponseInterface $response)
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{
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if (!$this->isRenderable($request, $response)) {
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return $response;
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}
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$content = $response->getContent() ?: '';
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if (!\is_string($content)) {
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return $response;
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}
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$placeHolders = array(
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HtmlPresenter::FLASHER_FLASH_BAG_PLACE_HOLDER,
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HtmlPresenter::HEAD_END_PLACE_HOLDER,
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HtmlPresenter::BODY_END_PLACE_HOLDER,
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);
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foreach ($placeHolders as $insertPlaceHolder) {
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$insertPosition = strripos($content, $insertPlaceHolder);
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if (false !== $insertPosition) {
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break;
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}
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}
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if (false === $insertPosition) {
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return $response;
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}
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$alreadyRendered = HtmlPresenter::FLASHER_FLASH_BAG_PLACE_HOLDER === $insertPlaceHolder;
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$htmlResponse = $this->flasher->render(array(), 'html', array('envelopes_only' => $alreadyRendered));
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if (empty($htmlResponse)) {
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return $response;
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}
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$htmlResponse = "\n".str_replace("\n", '', $htmlResponse)."\n";
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$offset = $alreadyRendered ? strlen(HtmlPresenter::FLASHER_FLASH_BAG_PLACE_HOLDER) : 0;
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$content = substr($content, 0, $insertPosition).$htmlResponse.substr($content, $insertPosition + $offset);
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$response->setContent($content);
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return $response;
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}
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/**
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* @return bool
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*/
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private function isRenderable(RequestInterface $request, ResponseInterface $response)
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{
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return !$request->isXmlHttpRequest()
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&& $request->isHtmlRequestFormat()
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&& !$response->isRedirection()
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&& $response->isHtml()
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&& !$response->isAttachment()
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&& !$response->isJson();
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}
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}
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