protected function getFopenHandler()
{
if ($this->fopenHandler === null) {
if (!file_exists($this->filePath)) {
throw new Exception(Customweb_Core_String::_("File on path '@path' does not exists.")->format(array('@path' => $this->filePath)));
}
Customweb_Core_Util_Error::startErrorHandling();
$this->fopenHandler = fopen($this->filePath, 'r');
Customweb_Core_Util_Error::endErrorHandling();
$this->open = true;
}
return $this->fopenHandler;
}
public function read($length = 0)
{
if ($length === 0) {
$returnVal = $this->string;
$this->position = strlen($this->string);
} else {
if ($length > 0) {
Customweb_Core_Util_Error::startErrorHandling();
$returnVal = substr($this->string, $this->position, $length);
Customweb_Core_Util_Error::endErrorHandling();
$this->position += $length;
} else {
// taken from file input stream implementation
$returnVal = false;
}
}
return $returnVal;
}
/**
* This method creates a stream socket to the server.
*
* @throws Customweb_Http_ConnectionException
* @return stream resource
*/
protected function createSocketStream(Customweb_Core_Http_Request $request)
{
if ($request->isSecureConnection()) {
if (!extension_loaded('openssl')) {
throw new Customweb_Core_Http_Client_ConnectionException("You have to enable OpenSSL.");
}
}
if ($this->isProxyActive()) {
$host = $this->getProxyUrl()->getHost();
$port = $this->getProxyUrl()->getPort();
} else {
// Change host if ssl is used:
if ($request->isSecureConnection()) {
$host = $this->getSslProtocol() . '://' . $request->getHost();
} else {
$host = $request->getHost();
}
$port = $request->getPort();
}
$socket = $host . ':' . $port;
Customweb_Core_Util_Error::startErrorHandling();
$fp = stream_socket_client($socket, $errno, $errstr, $this->getConnectionTimeout(), STREAM_CLIENT_CONNECT, $this->createStreamContext($request));
Customweb_Core_Util_Error::endErrorHandling();
if ($fp === false) {
$errorMessage = 'Could not connect to the server. Host: ' . $socket . ' ';
$errorMessage .= '(Error: ' . $errno . ', Error Message: ' . $errstr . ')';
throw new Customweb_Core_Http_Client_ConnectionException($errorMessage);
}
if (!(get_resource_type($fp) == 'stream')) {
$errorMessage = 'Could not connect to the server. The returned socket was not a stream. Host: ' . $socket . ' ';
throw new Customweb_Core_Http_Client_ConnectionException($errorMessage);
}
return $fp;
}
public function skip($length)
{
Customweb_Core_Util_Error::startErrorHandling();
fgets($this->getSocket(), $length);
Customweb_Core_Util_Error::endErrorHandling();
}
protected function getFileHandler()
{
if ($this->fileHandler === null) {
$mode = 'w';
if ($this->isAppendingEnabled()) {
$mode = 'a';
}
try {
Customweb_Core_Util_Error::startErrorHandling();
$this->fileHandler = fopen($this->filePath, $mode);
Customweb_Core_Util_Error::endErrorHandling();
$this->open = true;
} catch (Exception $e) {
throw new Customweb_Core_Stream_IOException($e->getMessage());
}
}
return $this->fileHandler;
}
