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@ -13,6 +13,7 @@ use yii\base\InvalidParamException;
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use yii\helpers\FileHelper; |
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use yii\helpers\Html; |
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use yii\helpers\Json; |
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use yii\helpers\SecurityHelper; |
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use yii\helpers\StringHelper; |
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/** |
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@ -131,18 +132,35 @@ class Response extends \yii\base\Response
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} |
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} |
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public function begin() |
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{ |
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parent::begin(); |
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$this->beginOutput(); |
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} |
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public function end() |
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{ |
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$this->content .= $this->endOutput(); |
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$this->send(); |
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parent::end(); |
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} |
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public function getStatusCode() |
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{ |
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return $this->_statusCode; |
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} |
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public function setStatusCode($value) |
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public function setStatusCode($value, $text = null) |
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{ |
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$this->_statusCode = (int)$value; |
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if ($this->isInvalid()) { |
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throw new InvalidParamException("The HTTP status code is invalid: $value"); |
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} |
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$this->statusText = isset(self::$statusTexts[$this->_statusCode]) ? self::$statusTexts[$this->_statusCode] : ''; |
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if ($text === null) { |
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$this->statusText = isset(self::$statusTexts[$this->_statusCode]) ? self::$statusTexts[$this->_statusCode] : ''; |
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} else { |
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$this->statusText = $text; |
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} |
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} |
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/** |
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@ -186,13 +204,42 @@ class Response extends \yii\base\Response
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*/ |
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protected function sendHeaders() |
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{ |
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if (headers_sent()) { |
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return; |
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} |
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header("HTTP/{$this->version} " . $this->getStatusCode() . " {$this->statusText}"); |
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foreach ($this->_headers as $name => $values) { |
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foreach ($values as $value) { |
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header("$name: $value"); |
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if ($this->_headers) { |
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$headers = $this->getHeaders(); |
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foreach ($headers as $name => $values) { |
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foreach ($values as $value) { |
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header("$name: $value", false); |
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} |
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} |
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$headers->removeAll(); |
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} |
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$this->sendCookies(); |
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} |
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/** |
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* Sends the cookies to the client. |
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*/ |
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protected function sendCookies() |
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{ |
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if ($this->_cookies === null) { |
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return; |
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} |
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$request = Yii::$app->getRequest(); |
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if ($request->enableCookieValidation) { |
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$validationKey = $request->getCookieValidationKey(); |
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} |
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foreach ($this->getCookies() as $cookie) { |
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$value = $cookie->value; |
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if ($cookie->expire != 1 && isset($validationKey)) { |
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$value = SecurityHelper::hashData(serialize($value), $validationKey); |
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} |
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setcookie($cookie->name, $value, $cookie->expire, $cookie->path, $cookie->domain, $cookie->secure, $cookie->httpOnly); |
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} |
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$this->_headers->removeAll(); |
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$this->getCookies()->removeAll(); |
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} |
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/** |
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@ -222,13 +269,15 @@ class Response extends \yii\base\Response
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$contentStart = 0; |
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$contentEnd = $fileSize - 1; |
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$headers = $this->getHeaders(); |
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// tell the client that we accept range requests |
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header('Accept-Ranges: bytes'); |
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$headers->set('Accept-Ranges', 'bytes'); |
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if (isset($_SERVER['HTTP_RANGE'])) { |
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// client sent us a multibyte range, can not hold this one for now |
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if (strpos($_SERVER['HTTP_RANGE'], ',') !== false) { |
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header("Content-Range: bytes $contentStart-$contentEnd/$fileSize"); |
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$headers->set('Content-Range', "bytes $contentStart-$contentEnd/$fileSize"); |
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throw new HttpException(416, 'Requested Range Not Satisfiable'); |
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} |
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@ -257,25 +306,26 @@ class Response extends \yii\base\Response
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$wrongContentStart = ($contentStart > $contentEnd || $contentStart > $fileSize - 1 || $contentStart < 0); |
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if ($wrongContentStart) { |
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header("Content-Range: bytes $contentStart-$contentEnd/$fileSize"); |
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$headers->set('Content-Range', "bytes $contentStart-$contentEnd/$fileSize"); |
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throw new HttpException(416, 'Requested Range Not Satisfiable'); |
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} |
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header('HTTP/1.1 206 Partial Content'); |
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header("Content-Range: bytes $contentStart-$contentEnd/$fileSize"); |
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$this->setStatusCode(206); |
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$headers->set('Content-Range', "bytes $contentStart-$contentEnd/$fileSize"); |
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} else { |
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header('HTTP/1.1 200 OK'); |
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$this->setStatusCode(200); |
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} |
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$length = $contentEnd - $contentStart + 1; // Calculate new content length |
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header('Pragma: public'); |
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header('Expires: 0'); |
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); |
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header('Content-Type: ' . $mimeType); |
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header('Content-Length: ' . $length); |
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header('Content-Disposition: attachment; filename="' . $fileName . '"'); |
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header('Content-Transfer-Encoding: binary'); |
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$headers->set('Pragma', 'public') |
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->set('Expires', '0') |
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->set('Cache-Control', 'must-revalidate, post-check=0, pre-check=0') |
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->set('Content-Type', $mimeType) |
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->set('Content-Length', $length) |
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->set('Content-Disposition', "attachment; filename=\"$fileName\"") |
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->set('Content-Transfer-Encoding', 'binary'); |
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$content = StringHelper::substr($content, $contentStart, $length); |
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if ($terminate) { |
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@ -371,16 +421,18 @@ class Response extends \yii\base\Response
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$options['xHeader'] = 'X-Sendfile'; |
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} |
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$headers = $this->getHeaders(); |
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if ($options['mimeType'] !== null) { |
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header('Content-type: ' . $options['mimeType']); |
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$headers->set('Content-Type', $options['mimeType']); |
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} |
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header('Content-Disposition: ' . $disposition . '; filename="' . $options['saveName'] . '"'); |
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$headers->set('Content-Disposition', "$disposition; filename=\"{$options['saveName']}\""); |
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if (isset($options['addHeaders'])) { |
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foreach ($options['addHeaders'] as $header => $value) { |
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header($header . ': ' . $value); |
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$headers->set($header, $value); |
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} |
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} |
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header(trim($options['xHeader']) . ': ' . $filePath); |
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$headers->set(trim($options['xHeader']), $filePath); |
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if (!isset($options['terminate']) || $options['terminate']) { |
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Yii::$app->end(); |
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@ -422,7 +474,8 @@ class Response extends \yii\base\Response
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if (Yii::$app->getRequest()->getIsAjax()) { |
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$statusCode = $this->ajaxRedirectCode; |
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} |
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header('Location: ' . $url, true, $statusCode); |
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$this->getHeaders()->set('Location', $url); |
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$this->setStatusCode($statusCode); |
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if ($terminate) { |
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Yii::$app->end(); |
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} |
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@ -441,6 +494,8 @@ class Response extends \yii\base\Response
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$this->redirect(Yii::$app->getRequest()->getUrl() . $anchor, $terminate); |
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} |
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private $_cookies; |
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/** |
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* Returns the cookie collection. |
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* Through the returned cookie collection, you add or remove cookies as follows, |
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@ -462,7 +517,10 @@ class Response extends \yii\base\Response
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*/ |
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public function getCookies() |
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{ |
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return Yii::$app->getRequest()->getCookies(); |
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if ($this->_cookies === null) { |
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$this->_cookies = new CookieCollection; |
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} |
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return $this->_cookies; |
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} |
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/** |
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Qiang Xue
12 years ago