/**
* The deserialize method is called during xml parsing.
*
* This method is called statictly, this is because in theory this method
* may be used as a type of constructor, or factory method.
*
* Often you want to return an instance of the current class, but you are
* free to return other data as well.
*
* You are responsible for advancing the reader to the next element. Not
* doing anything will result in a never-ending loop.
*
* If you just want to skip parsing for this element altogether, you can
* just call $reader->next();
*
* $reader->parseInnerTree() will parse the entire sub-tree, and advance to
* the next element.
*
* @param Reader $reader
* @return mixed
*/
static function xmlDeserialize(Reader $reader)
{
$elems = $reader->parseInnerTree(['{urn:ietf:params:xml:ns:carddav}address-data' => 'Sabre\\CardDAV\\Xml\\Filter\\AddressData', '{DAV:}prop' => 'Sabre\\Xml\\Element\\KeyValue']);
$newProps = ['hrefs' => [], 'properties' => []];
foreach ($elems as $elem) {
switch ($elem['name']) {
case '{DAV:}prop':
$newProps['properties'] = array_keys($elem['value']);
if (isset($elem['value']['{' . Plugin::NS_CARDDAV . '}address-data'])) {
$newProps += $elem['value']['{' . Plugin::NS_CARDDAV . '}address-data'];
}
break;
case '{DAV:}href':
$newProps['hrefs'][] = Uri\resolve($reader->contextUri, $elem['value']);
break;
}
}
$obj = new self();
foreach ($newProps as $key => $value) {
$obj->{$key} = $value;
}
return $obj;
}
/**
* Returns the full url based on the given url (which may be relative). All
* urls are expanded based on the base url as given by the server.
*
* @param string $url
* @return string
*/
function getAbsoluteUrl($url)
{
return Uri\resolve($this->baseUri, $url);
}
/**
* Generates a 'full' url based on a relative one.
*
* For relative urls, the base of the application is taken as the reference
* url, not the 'current url of the current request'.
*
* Absolute urls are left alone.
*
* @param string $path
* @return string
*/
function fullUrl($path)
{
return Uri\resolve($this->baseUri, $path);
}
/**
* Sends a request to a HTTP server, and returns a response.
*
* @param RequestInterface $request
* @return ResponseInterface
*/
function send(RequestInterface $request)
{
$this->emit('beforeRequest', [$request]);
$retryCount = 0;
$redirects = 0;
do {
$doRedirect = false;
$retry = false;
try {
$response = $this->doRequest($request);
$code = (int) $response->getStatus();
// We are doing in-PHP redirects, because curl's
// FOLLOW_LOCATION throws errors when PHP is configured with
// open_basedir.
//
// https://github.com/fruux/sabre-http/issues/12
if (in_array($code, [301, 302, 307, 308]) && $redirects < $this->maxRedirects) {
$oldLocation = $request->getUrl();
// Creating a new instance of the request object.
$request = clone $request;
// Setting the new location
$request->setUrl(Uri\resolve($oldLocation, $response->getHeader('Location')));
$doRedirect = true;
$redirects++;
}
// This was a HTTP error
if ($code >= 400) {
$this->emit('error', [$request, $response, &$retry, $retryCount]);
$this->emit('error:' . $code, [$request, $response, &$retry, $retryCount]);
}
} catch (ClientException $e) {
$this->emit('exception', [$request, $e, &$retry, $retryCount]);
// If retry was still set to false, it means no event handler
// dealt with the problem. In this case we just re-throw the
// exception.
if (!$retry) {
throw $e;
}
}
if ($retry) {
$retryCount++;
}
} while ($retry || $doRedirect);
$this->emit('afterRequest', [$request, $response]);
if ($this->throwExceptions && $code >= 400) {
throw new ClientHttpException($response);
}
return $response;
}
/**
* Function to get all link url, css and js from a url
*
* @param array $currentUrl []
* @param array $lists []
* @param array $siteLink []
* @param int $recursive []
*
* @return void
*/
protected function getAllLink($currentUrl, $lists, &$siteLink, $recursive = 0)
{
foreach ($lists as $list) {
if (!$list || !$this->checkIfCrawlable($list)) {
continue;
}
$list = $this->encodeUrl(preg_replace('/(\\.\\.\\/)+/', '/', $list));
$list = Uri\resolve($currentUrl, $list);
if ($this->checkIfExternal($list) || !$this->checkNotInList($list, $siteLink)) {
continue;
}
if (!$recursive && $this->getExtension($list)) {
$responseUrl = $this->client->get($list);
array_push($siteLink, ['type' => $this->getExtension($list), 'url' => $list, 'bodyContent' => gzdeflate($responseUrl->getBody()->getContents())]);
} elseif (!in_array($list, $this->unvisitedUrl)) {
$this->unvisitedUrl[] = $list;
}
}
}
/**
* The xmlSerialize metod is called during xml writing.
*
* Use the $writer argument to write its own xml serialization.
*
* An important note: do _not_ create a parent element. Any element
* implementing XmlSerializble should only ever write what's considered
* its 'inner xml'.
*
* The parent of the current element is responsible for writing a
* containing element.
*
* This allows serializers to be re-used for different element names.
*
* If you are opening new elements, you must also close them again.
*
* @param Writer $writer
* @return void
*/
function xmlSerialize(Writer $writer)
{
foreach ($this->getHrefs() as $href) {
$href = Uri\resolve($writer->contextUri, $href);
$writer->writeElement('{DAV:}href', $href);
}
}