aboutsummaryrefslogtreecommitdiff
path: root/backends/cloud/onedrive/onedrivetokenrefresher.cpp
blob: f7597599c78bbd3466095922dc4d72404aa59a0c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#define FORBIDDEN_SYMBOL_ALLOW_ALL

#include "backends/cloud/onedrive/onedrivetokenrefresher.h"
#include "backends/cloud/onedrive/onedrivestorage.h"
#include "backends/networking/curl/networkreadstream.h"
#include "common/debug.h"
#include "common/json.h"
#include <curl/curl.h>

namespace Cloud {
namespace OneDrive {

OneDriveTokenRefresher::OneDriveTokenRefresher(OneDriveStorage *parent, Networking::JsonCallback callback, Networking::ErrorCallback ecb, const char *url):
	CurlJsonRequest(callback, ecb, url), _parentStorage(parent) {}

OneDriveTokenRefresher::~OneDriveTokenRefresher() {}

void OneDriveTokenRefresher::tokenRefreshed(Storage::BoolResponse response) {
	if (!response.value) {
		//failed to refresh token, notify user with NULL in original callback
		warning("OneDriveTokenRefresher: failed to refresh token");
		finishError(Networking::ErrorResponse(this, false, true, "", -1));
		return;
	}

	//update headers: first change header with token, then pass those to request
	for (uint32 i = 0; i < _headers.size(); ++i) {
		if (_headers[i].contains("Authorization")) {
			_headers[i] = "Authorization: bearer " + _parentStorage->accessToken();
		}
	}
	setHeaders(_headers);

	//successfully received refreshed token, can restart the original request now
	retry(0);
}

void OneDriveTokenRefresher::finishJson(Common::JSONValue *json) {
	if (!json) {
		//that's probably not an error (200 OK)
		CurlJsonRequest::finishJson(nullptr);
		return;
	}

	Common::JSONObject result = json->asObject();
	long httpResponseCode = -1;
	if (result.contains("error")) {
		//new token needed => request token & then retry original request
		if (_stream) {
			httpResponseCode = _stream->httpResponseCode();
			debug(9, "code %ld", httpResponseCode);
		}

		Common::JSONObject error = result.getVal("error")->asObject();
		bool irrecoverable = true;

		Common::String code, message;
		if (error.contains("code")) {
			code = error.getVal("code")->asString();
			debug(9, "code = %s", code.c_str());
		}

		if (error.contains("message")) {
			message = error.getVal("message")->asString();
			debug(9, "message = %s", message.c_str());
		}

		//determine whether token refreshing would help in this situation
		if (code == "itemNotFound") {
			if (message.contains("application ID"))
				irrecoverable = false;
		}

		if (code == "unauthenticated")
			irrecoverable = false;

		if (irrecoverable) {
			finishError(Networking::ErrorResponse(this, false, true, json->stringify(true), httpResponseCode));
			delete json;
			return;
		}

		pause();
		delete json;
		_parentStorage->getAccessToken(new Common::Callback<OneDriveTokenRefresher, Storage::BoolResponse>(this, &OneDriveTokenRefresher::tokenRefreshed));
		return;
	}

	//notify user of success
	CurlJsonRequest::finishJson(json);
}

void OneDriveTokenRefresher::setHeaders(Common::Array<Common::String> &headers) {
	_headers = headers;
	curl_slist_free_all(_headersList);
	_headersList = 0;
	for (uint32 i = 0; i < headers.size(); ++i)
		CurlJsonRequest::addHeader(headers[i]);
}

void OneDriveTokenRefresher::addHeader(Common::String header) {
	_headers.push_back(header);
	CurlJsonRequest::addHeader(header);
}

} // End of namespace OneDrive
} // End of namespace Cloud