/**
* Start Webservice request
* Check webservice activation
* Check autentication
* Check resource
* Check HTTP Method
* Execute the action
* Display the result
*
* @param string $key
* @param string $method
* @param string $url
* @param string $params
* @param string $inputXml
*
* @return array Returns an array of results (headers, content, type of resource...)
*/
public function fetch($key, $method, $url, $params, $bad_class_name, $inputXml = null)
{
// Time logger
$this->_startTime = microtime(true);
$this->objects = array();
// Error handler
set_error_handler(array($this, 'webserviceErrorHandler'));
ini_set('html_errors', 'off');
// Two global vars, for compatibility with the PS core...
global $webservice_call, $display_errors;
$webservice_call = true;
$display_errors = strtolower(ini_get('display_errors')) != 'off';
// __PS_BASE_URI__ is from Shop::$current_base_uri
$this->wsUrl = Tools::getHttpHost(true) . __PS_BASE_URI__ . 'api/';
// set the output object which manage the content and header structure and informations
$this->objOutput = new WebserviceOutputBuilder($this->wsUrl);
$this->_key = trim($key);
$this->outputFormat = isset($params['output_format']) ? $params['output_format'] : $this->outputFormat;
// Set the render object to build the output on the asked format (XML, JSON, CSV, ...)
$this->objOutput->setObjectRender($this->getOutputObject($this->outputFormat));
$this->params = $params;
// Check webservice activation and request authentication
if ($this->webserviceChecks()) {
if ($bad_class_name) {
$this->setError(500, 'Class "' . htmlspecialchars($bad_class_name) . '" not found. Please update the class_name field in the webservice_account table.', 126);
}
// parse request url
$this->method = $method;
$this->urlSegment = explode('/', $url);
$this->urlFragments = $params;
$this->_inputXml = $inputXml;
$this->depth = isset($this->urlFragments['depth']) ? (int) $this->urlFragments['depth'] : $this->depth;
try {
// Method below set a particular fonction to use on the price field for products entity
// @see WebserviceRequest::getPriceForProduct() method
// @see WebserviceOutputBuilder::setSpecificField() method
//$this->objOutput->setSpecificField($this, 'getPriceForProduct', 'price', 'products');
if (isset($this->urlFragments['price'])) {
$this->objOutput->setVirtualField($this, 'specificPriceForCombination', 'combinations', $this->urlFragments['price']);
$this->objOutput->setVirtualField($this, 'specificPriceForProduct', 'products', $this->urlFragments['price']);
}
} catch (Exception $e) {
$this->setError(500, $e->getMessage(), $e->getCode());
}
if (isset($this->urlFragments['language'])) {
$this->_available_languages = $this->filterLanguage();
} else {
$this->_available_languages = Language::getIDs();
}
if (empty($this->_available_languages)) {
$this->setError(400, 'language is not available', 81);
}
// Need to set available languages for the render object.
// Thus we can filter i18n field for the output
// @see WebserviceOutputXML::renderField() method for example
$this->objOutput->objectRender->setLanguages($this->_available_languages);
// check method and resource
if (empty($this->errors) && $this->checkResource() && $this->checkHTTPMethod()) {
// The resource list is necessary for build the output
$this->objOutput->setWsResources($this->resourceList);
// if the resource is a core entity...
if (!isset($this->resourceList[$this->urlSegment[0]]['specific_management']) || !$this->resourceList[$this->urlSegment[0]]['specific_management']) {
// load resource configuration
if ($this->urlSegment[0] != '') {
/** @var ObjectModel $object */
$object = new $this->resourceList[$this->urlSegment[0]]['class']();
if (isset($this->resourceList[$this->urlSegment[0]]['parameters_attribute'])) {
$this->resourceConfiguration = $object->getWebserviceParameters($this->resourceList[$this->urlSegment[0]]['parameters_attribute']);
} else {
$this->resourceConfiguration = $object->getWebserviceParameters();
}
}
$success = false;
// execute the action
switch ($this->method) {
case 'GET':
case 'HEAD':
if ($this->executeEntityGetAndHead()) {
$success = true;
}
break;
case 'POST':
if ($this->executeEntityPost()) {
$success = true;
}
break;
case 'PUT':
if ($this->executeEntityPut()) {
$success = true;
}
break;
case 'DELETE':
$this->executeEntityDelete();
break;
}
// Need to set an object for the WebserviceOutputBuilder object in any case
// because schema need to get webserviceParameters of this object
if (isset($object)) {
$this->objects['empty'] = $object;
}
} else {
$specificObjectName = 'WebserviceSpecificManagement' . ucfirst(Tools::toCamelCase($this->urlSegment[0]));
if (!class_exists($specificObjectName)) {
$this->setError(501, sprintf('The specific management class is not implemented for the "%s" entity.', $this->urlSegment[0]), 124);
} else {
$this->objectSpecificManagement = new $specificObjectName();
$this->objectSpecificManagement->setObjectOutput($this->objOutput)->setWsObject($this);
try {
$this->objectSpecificManagement->manage();
} catch (WebserviceException $e) {
if ($e->getType() == WebserviceException::DID_YOU_MEAN) {
$this->setErrorDidYouMean($e->getStatus(), $e->getMessage(), $e->getWrongValue(), $e->getAvailableValues(), $e->getCode());
} elseif ($e->getType() == WebserviceException::SIMPLE) {
$this->setError($e->getStatus(), $e->getMessage(), $e->getCode());
}
}
}
}
}
}
$return = $this->returnOutput();
unset($webservice_call);
unset($display_errors);
return $return;
}