forked from AFNetworking/AFOAuth1Client
-
Notifications
You must be signed in to change notification settings - Fork 2
/
AFOAuth1Client.m
343 lines (281 loc) · 14.9 KB
/
AFOAuth1Client.m
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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
// AFOAuth1Client.m
//
// Copyright (c) 2011 Mattt Thompson (http://mattt.me/)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#import "AFOAuth1Client.h"
#import "AFHTTPRequestOperation.h"
#include "hmac.h"
#include "Base64Transcoder.h"
static inline NSDictionary * AFParametersFromQueryString(NSString *queryString) {
NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
if (queryString) {
NSScanner *parameterScanner = [[[NSScanner alloc] initWithString:queryString] autorelease];
NSString *name = nil;
NSString *value = nil;
while (![parameterScanner isAtEnd]) {
name = nil;
[parameterScanner scanUpToString:@"=" intoString:&name];
[parameterScanner scanString:@"=" intoString:NULL];
value = nil;
[parameterScanner scanUpToString:@"&" intoString:&value];
[parameterScanner scanString:@"&" intoString:NULL];
if (name && value) {
[parameters setValue:[value stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding] forKey:[name stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
}
}
}
return parameters;
}
static inline BOOL AFQueryStringValueIsTrue(NSString *value) {
return value && [[value lowercaseString] hasPrefix:@"t"];
}
@interface AFOAuth1Token ()
@property (readwrite, nonatomic, copy) NSString *key;
@property (readwrite, nonatomic, copy) NSString *secret;
@property (readwrite, nonatomic, copy) NSString *session;
@property (readwrite, nonatomic, copy) NSString *verifier;
@property (readwrite, nonatomic, retain) NSDate *expiration;
@property (readwrite, nonatomic, assign, getter = canBeRenewed) BOOL renewable;
@end
@implementation AFOAuth1Token
@synthesize key = _key;
@synthesize secret = _secret;
@synthesize session = _session;
@synthesize verifier = _verifier;
@synthesize expiration = _expiration;
@synthesize renewable = _renewable;
@dynamic expired;
- (id)initWithQueryString:(NSString *)queryString {
self = [super init];
if (!self) {
return nil;
}
NSDictionary *attributes = AFParametersFromQueryString(queryString);
self.key = [attributes objectForKey:@"oauth_token"];
self.secret = [attributes objectForKey:@"oauth_token_secret"];
self.session = [attributes objectForKey:@"oauth_session_handle"];
if ([attributes objectForKey:@"oauth_token_duration"]) {
self.expiration = [NSDate dateWithTimeIntervalSinceNow:[[attributes objectForKey:@"oauth_token_duration"] doubleValue]];
}
if ([attributes objectForKey:@"oauth_token_renewable"]) {
self.renewable = AFQueryStringValueIsTrue([attributes objectForKey:@"oauth_token_renewable"]);
}
return self;
}
@end
#pragma mark -
NSString * const kAFOAuth1Version = @"1.0";
static inline NSString * AFNonceWithPath(NSString *path) {
return @"cmVxdWVzdF90bw";
return AFBase64EncodedStringFromString([[NSString stringWithFormat:@"%@-%@", path, [[NSDate date] description]] substringWithRange:NSMakeRange(0, 10)]);
}
static inline NSString * NSStringFromAFOAuthSignatureMethod(AFOAuthSignatureMethod signatureMethod) {
switch (signatureMethod) {
case AFHMACSHA1SignatureMethod:
return @"HMAC-SHA1";
case AFPlaintextSignatureMethod:
return @"PLAINTEXT";
default:
return nil;
}
}
static inline NSString * AFHMACSHA1SignatureWithConsumerSecretAndRequestTokenSecret(NSURLRequest *request, NSString *consumerSecret, NSString *requestTokenSecret, NSStringEncoding stringEncoding) {
NSString *secretString = [NSString stringWithFormat:@"%@&%@", consumerSecret, @""];
NSData *secretStringData = [secretString dataUsingEncoding:stringEncoding];
NSString *queryString = [[[[[request URL] query] componentsSeparatedByString:@"&"] sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)] componentsJoinedByString:@"&"];
NSLog(@"Before: %@ After: %@", [[request URL] query], queryString);
NSString *requestString = [NSString stringWithFormat:@"%@&%@&%@", [request HTTPMethod], AFURLEncodedStringFromStringWithEncoding([[[[request URL] absoluteString] componentsSeparatedByString:@"?"] objectAtIndex:0], stringEncoding), AFURLEncodedStringFromStringWithEncoding(queryString, stringEncoding)];
NSData *requestStringData = [requestString dataUsingEncoding:stringEncoding];
// NSData *consumerSecretData = [consumerSecret dataUsingEncoding:stringEncoding];
// NSData *requestTokenSecretData = [requestTokenSecret dataUsingEncoding:stringEncoding];
unsigned char result[20];
hmac_sha1((unsigned char *)[requestStringData bytes], [requestStringData length], (unsigned char *)[secretStringData bytes], [secretStringData length], result);
//Base64 Encoding
char base64Result[32];
size_t theResultLength = 32;
Base64EncodeData(result, 20, base64Result, &theResultLength);
NSData *theData = [NSData dataWithBytes:base64Result length:theResultLength];
NSLog(@"Request: %@", [[request URL] absoluteString]);
NSLog(@"string: %@", requestString);
NSLog(@"secret: %@", secretString);
NSLog(@"Data: %@", [NSData dataWithBytes:result length:20]);
NSLog(@"64: %@", [[[NSString alloc] initWithData:theData encoding:NSUTF8StringEncoding] autorelease]);
return [[[NSString alloc] initWithData:theData encoding:NSUTF8StringEncoding] autorelease];
}
static inline NSString * AFPlaintextSignatureWithConsumerSecretAndRequestTokenSecret(NSString *consumerSecret, NSString *requestTokenSecret, NSStringEncoding stringEncoding) {
// TODO
return nil;
}
static inline NSString * AFSignatureUsingMethodWithSignatureWithConsumerSecretAndRequestTokenSecret(NSURLRequest *request, AFOAuthSignatureMethod signatureMethod, NSString *consumerSecret, NSString *requestTokenSecret, NSStringEncoding stringEncoding) {
switch (signatureMethod) {
case AFHMACSHA1SignatureMethod:
return AFHMACSHA1SignatureWithConsumerSecretAndRequestTokenSecret(request, consumerSecret, requestTokenSecret, stringEncoding);
case AFPlaintextSignatureMethod:
return AFPlaintextSignatureWithConsumerSecretAndRequestTokenSecret(consumerSecret, requestTokenSecret, stringEncoding);
default:
return nil;
}
}
@interface AFOAuth1Client ()
@property (readwrite, nonatomic, copy) NSString *key;
@property (readwrite, nonatomic, copy) NSString *secret;
@property (readwrite, nonatomic, copy) NSString *serviceProviderIdentifier;
@end
@implementation AFOAuth1Client
@synthesize key = _key;
@synthesize secret = _secret;
@synthesize serviceProviderIdentifier = _serviceProviderIdentifier;
@synthesize signatureMethod = _signatureMethod;
@synthesize realm = _realm;
- (id)initWithBaseURL:(NSURL *)url
key:(NSString *)clientID
secret:(NSString *)secret
{
self = [super initWithBaseURL:url];
if (!self) {
return nil;
}
self.key = clientID;
self.secret = secret;
self.serviceProviderIdentifier = [self.baseURL host];
return self;
}
- (void)dealloc {
[_key release];
[_secret release];
[_serviceProviderIdentifier release];
[_realm release];
[super dealloc];
}
- (void)authorizeUsingOAuthWithRequestTokenPath:(NSString *)requestTokenPath
userAuthorizationPath:(NSString *)userAuthorizationPath
callbackURL:(NSURL *)callbackURL
accessTokenPath:(NSString *)accessTokenPath
success:(void (^)(AFOAuth1Token *accessToken))success
failure:(void (^)(NSError *error))failure
{
[self acquireOAuthRequestTokenWithPath:requestTokenPath callback:callbackURL success:^(id requestToken) {
#if __IPHONE_OS_VERSION_MIN_REQUIRED
[[NSNotificationCenter defaultCenter] addObserverForName:UIApplicationDidFinishLaunchingNotification object:nil queue:self.operationQueue usingBlock:^(NSNotification *notification) {
NSURL *url = [[notification userInfo] valueForKey:UIApplicationLaunchOptionsURLKey];
NSLog(@"URL: %@", url);
[self acquireOAuthAccessTokenWithPath:accessTokenPath requestToken:nil success:^(id accessToken) {
if (success) {
success(accessToken);
}
} failure:failure];
}];
NSLog(@"Going out");
[[UIApplication sharedApplication] openURL:[[self requestWithMethod:@"GET" path:userAuthorizationPath parameters:nil] URL]];
#else
// TODO
// [[NSWorkspace sharedWorkspace] openURL:userAuthURL];
#endif
} failure:failure];
}
- (void)acquireOAuthRequestTokenWithPath:(NSString *)path
callback:(NSURL *)callbackURL
success:(void (^)(AFOAuth1Token *requestToken))success
failure:(void (^)(NSError *error))failure
{
[self clearAuthorizationHeader];
NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
[parameters setValue:self.key forKey:@"oauth_consumer_key"];
if (self.realm) {
[parameters setValue:self.realm forKey:@"realm"];
}
[parameters setValue:AFNonceWithPath(path) forKey:@"oauth_nonce"];
[parameters setValue:[[NSNumber numberWithInteger:floorf([[NSDate date] timeIntervalSince1970])] stringValue] forKey:@"oauth_timestamp"];
[parameters setValue:NSStringFromAFOAuthSignatureMethod(self.signatureMethod) forKey:@"oauth_signature_method"];
[parameters setValue:kAFOAuth1Version forKey:@"oauth_version"];
[parameters setValue:[callbackURL absoluteString] forKey:@"oauth_callback"];
NSMutableURLRequest *mutableRequest = [self requestWithMethod:@"GET" path:path parameters:parameters];
[mutableRequest setHTTPMethod:@"POST"];
[parameters setValue:AFSignatureUsingMethodWithSignatureWithConsumerSecretAndRequestTokenSecret(mutableRequest, self.signatureMethod, self.secret, nil, self.stringEncoding) forKey:@"oauth_signature"];
NSArray *sortedComponents = [[AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding) componentsSeparatedByString:@"&"] sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
NSMutableArray *mutableComponents = [NSMutableArray array];
for (NSString *component in sortedComponents) {
NSArray *subcomponents = [component componentsSeparatedByString:@"="];
[mutableComponents addObject:[NSString stringWithFormat:@"%@=\"%@\"", [subcomponents objectAtIndex:0], [subcomponents objectAtIndex:1]]];
}
NSString *oauthString = [NSString stringWithFormat:@"OAuth %@", [mutableComponents componentsJoinedByString:@", "]];
NSLog(@"OAuth: %@", oauthString);
[self setDefaultHeader:@"Authorization" value:oauthString];
[self postPath:[path stringByAppendingFormat:@"?%@", AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding)] parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {
NSLog(@"Success: %@", operation.responseString);
if (success) {
AFOAuth1Token *requestToken = [[[AFOAuth1Token alloc] initWithQueryString:operation.responseString] autorelease];
success(requestToken);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"Failure: %@", operation.responseString);
if (failure) {
failure(error);
}
}];
}
- (void)acquireOAuthAccessTokenWithPath:(NSString *)path
requestToken:(AFOAuth1Token *)requestToken
success:(void (^)(AFOAuth1Token *accessToken))success
failure:(void (^)(NSError *error))failure
{
NSLog(@"TODO");
// [self clearAuthorizationHeader];
//
// NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
// [parameters setValue:self.key forKey:@"oauth_consumer_key"];
// [parameters setValue:requestToken.key forKey:@"oauth_token"];
// [parameters setValue:requestToken.verifier forKey:@"oauth_verifier"];
//
// if (self.realm) {
// [parameters setValue:self.realm forKey:@"realm"];
// }
//
// [parameters setValue:AFNonceWithPath(path) forKey:@"oauth_nonce"];
// [parameters setValue:[[NSNumber numberWithInteger:floorf([[NSDate date] timeIntervalSince1970])] stringValue] forKey:@"oauth_timestamp"];
//
// [parameters setValue:NSStringFromAFOAuthSignatureMethod(self.signatureMethod) forKey:@"oauth_signature_method"];
// [parameters setValue:AFSignatureUsingMethodWithSignatureWithConsumerSecretAndRequestTokenSecret([self requestWithMethod:@"POST" path:path parameters:parameters], self.signatureMethod, self.secret, requestToken.secret, self.stringEncoding) forKey:@"oauth_signature"];
//
// [parameters setValue:kAFOAuth1Version forKey:@"oauth_version"];
//
// [self setDefaultHeader:@"Authorization" value:AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding)];
//
// [self postPath:path parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {
// NSLog(@"Success: %@", operation.responseString);
//
// if (success) {
// AFOAuth1Token *accessToken = [[[AFOAuth1Token alloc] initWithQueryString:operation.responseString] autorelease];
// success(accessToken);
// }
// } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
// NSLog(@"Failure: %@", error);
//
// if (failure) {
// failure(error);
// }
// }];
}
- (NSMutableURLRequest *)requestWithMethod:(NSString *)method path:(NSString *)path parameters:(NSDictionary *)parameters {
NSMutableURLRequest *request = [super requestWithMethod:method path:path parameters:parameters];
[request setHTTPShouldHandleCookies:NO];
return request;
}
@end