public function testClassHook()
{
foreach (array("beforeSave", "afterSave", "beforeUpdate", "afterUpdate", "beforeDelete", "afterDelete") as $hookName) {
$count = 42;
call_user_func(array("LeanCloud\\Engine\\Cloud", $hookName), "TestObject", function ($obj, $user) use(&$count) {
$count += 1;
});
Cloud::runHook("TestObject", $hookName, null, null);
$this->assertEquals(43, $count);
}
}
/**
* Dispatch class hook and render result
*
* @param string $className
* @param string $hookName
* @param array $body JSON decoded body params
*/
private function dispatchHook($className, $hookName, $body)
{
$json = $body["object"];
$json["__type"] = "Object";
$json["className"] = $className;
$obj = LeanClient::decode($json, null);
// set hook marks to prevent infinite loop. For example if user
// invokes `$obj->save` in an afterSave hook, API will not again
// invoke afterSave if we set hook marks.
foreach (array("__before", "__after", "__after_update") as $key) {
if (isset($json[$key])) {
$obj->set($key, $json[$key]);
}
}
// in beforeUpdate hook, attach updatedKeys to object so user
// can detect changed keys in hook.
if (isset($json["_updatedKeys"])) {
$obj->updatedKeys = $json["_updatedKeys"];
}
$meta["remoteAddress"] = $this->env["REMOTE_ADDR"];
try {
$result = Cloud::runHook($className, $hookName, $obj, LeanUser::getCurrentUser(), $meta);
} catch (FunctionError $err) {
$this->renderError($err->getMessage(), $err->getCode());
}
if ($hookName == "beforeDelete") {
$this->renderJSON(array());
} else {
if (strpos($hookName, "after") === 0) {
$this->renderJSON(array("result" => "ok"));
} else {
$outObj = $result;
// Encode result object to type-less literal JSON
$this->renderJSON($outObj->toJSON());
}
}
}
/**
* Dispatch class hook and render result
*
* @param string $className
* @param string $hookName
* @param array $body JSON decoded body params
*/
private function dispatchHook($className, $hookName, $body)
{
$verified = false;
if (strpos($hookName, "before") === 0) {
$verified = Client::verifyHookSign("__before_for_{$className}", $body["object"]["__before"]);
} else {
$verified = Client::verifyHookSign("__after_for_{$className}", $body["object"]["__after"]);
}
if (!$verified) {
error_log("Invalid hook sign for {$hookName} {$className}" . " from {$this->env['REMOTE_ADDR']}");
$this->renderError("Unauthorized.", 401, 401);
}
$json = $body["object"];
$json["__type"] = "Object";
$json["className"] = $className;
$obj = Client::decode($json, null);
// set hook marks to prevent infinite loop. For example if user
// invokes `$obj->save` in an afterSave hook, API will not again
// invoke afterSave if we set hook marks.
if (strpos($hookName, "before") === 0) {
if (isset($json["__before"])) {
$obj->set("__before", $json["__before"]);
} else {
$obj->disableBeforeHook();
}
} else {
if (isset($json["__after"])) {
$obj->set("__after", $json["__after"]);
} else {
$obj->disableAfterHook();
}
}
// in beforeUpdate hook, attach updatedKeys to object so user
// can detect changed keys in hook.
if (isset($json["_updatedKeys"])) {
$obj->updatedKeys = $json["_updatedKeys"];
}
$meta["remoteAddress"] = $this->env["REMOTE_ADDR"];
try {
$result = Cloud::runHook($className, $hookName, $obj, User::getCurrentUser(), $meta);
} catch (FunctionError $err) {
$this->renderError($err->getMessage(), $err->getCode());
}
if ($hookName == "beforeDelete") {
$this->renderJSON(array());
} else {
if (strpos($hookName, "after") === 0) {
$this->renderJSON(array("result" => "ok"));
} else {
$outObj = $result;
// Encode result object to type-less literal JSON
$this->renderJSON($outObj->toJSON());
}
}
}