scummvm/backends/networking/curl/curljsonrequest.h
Le Philousophe 0043d344a9 BACKENDS: Avoid passing arguments by value in cloud and networking
Use references everywhere it's possible.
Use override keyword to raise errors when there are discrepancies.
2023-10-29 01:51:38 +02:00

65 lines
2.7 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef BACKENDS_NETWORKING_CURL_CURLJSONREQUEST_H
#define BACKENDS_NETWORKING_CURL_CURLJSONREQUEST_H
#include "backends/networking/curl/curlrequest.h"
#include "common/memstream.h"
#include "common/formats/json.h"
namespace Networking {
typedef Response<const Common::JSONValue *> JsonResponse;
typedef Common::BaseCallback<const JsonResponse &> *JsonCallback;
typedef Common::BaseCallback<const Common::JSONValue *> *JSONValueCallback;
#define CURL_JSON_REQUEST_BUFFER_SIZE 512 * 1024
class CurlJsonRequest: public CurlRequest {
protected:
JsonCallback _jsonCallback;
Common::MemoryWriteStreamDynamic _contentsStream;
byte *_buffer;
/** Sets FINISHED state and passes the JSONValue * into user's callback in JsonResponse. */
virtual void finishJson(const Common::JSONValue *json);
public:
CurlJsonRequest(JsonCallback cb, ErrorCallback ecb, const Common::String &url);
~CurlJsonRequest() override;
void handle() override;
void restart() override;
static bool jsonIsObject(const Common::JSONValue *item, const char *warningPrefix);
static bool jsonContainsObject(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
static bool jsonContainsString(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
static bool jsonContainsIntegerNumber(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
static bool jsonContainsArray(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
static bool jsonContainsStringOrIntegerNumber(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
static bool jsonContainsAttribute(const Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
};
} // End of namespace Networking
#endif