我正在尝试将“tumblr”集成到我的应用程序中。我已成功获取访问令牌。但是，当我尝试发布时，出现以下错误。
{"meta":{"status":401,"msg":"Not Authorized"},"response":[]}
我正在使用iOS的OAuthConsumer客户端，它是从MGTwitterEngine中获取的。
这是我尝试过的内容。
#import "ViewController.h"
#define consumer_key @"u9iZvT8KIlrTtUrh3vUeXXXXXXXXXXXXXAfgpThGyom8Y6MKKCnU"
#define consumer_secret @"xfA10mQKmALlpsnrFXXXXXXXXXXXXXXXXXXXXXXXXXX"
#define request_token_url @"http://www.tumblr.com/oauth/request_token"
#define access_token_url @"http://www.tumblr.com/oauth/access_token"
#define authorize_url @"http://www.tumblr.com/oauth/authorize?oauth_token=%@"
#define base_url @"http://api.tumblr.com/v2/user/XXXXXXXXXXXXX.tumblr.com/info"
#define user_info @"http://api.tumblr.com/v2/user/info"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad
{
[super viewDidLoad];
}
- (IBAction)postIt:(id)sender
{
NSURL *postURL = [NSURL URLWithString:@"http://api.tumblr.com/v2/blog/xxxxxxxx.tumblr.com/post"];
OAMutableURLRequest *oRequest = [[OAMutableURLRequest alloc] initWithURL:postURL
consumer:self.consumer
token:self.accessToken
realm:nil
signatureProvider:nil];
[oRequest setHTTPMethod:@"POST"];
[oRequest setValue:@"application/x-www-form-urlencoded" forHTTPHeaderField:@"Content-Type"];
OARequestParameter *statusParam = [[OARequestParameter alloc] initWithName:@"body"
value:@"Sample Body"];
OARequestParameter *statusParam2 = [[OARequestParameter alloc] initWithName:@"type"
value:@"text"];
NSArray *params = [NSArray arrayWithObjects:statusParam,statusParam2, nil];
[oRequest setParameters:params];
OAAsynchronousDataFetcher *fetcher = [OAAsynchronousDataFetcher asynchronousFetcherWithRequest:oRequest
delegate:self
didFinishSelector:@selector(sendStatusTicket:didFinishWithData:)
didFailSelector:@selector(sendStatusTicket:didFailWithError:)];
NSLog(@"URL = %@",[oRequest.URL absoluteString]);
[fetcher start];
}
- (void)didReceiveAccessToken:(OAServiceTicket *)ticker data:(NSData *)responseData
{
}
- (void)webView:(UIWebView*)webView didFailLoadWithError:(NSError*)error {
// ERROR!
}
- (void)sendStatusTicket:(OAServiceTicket *)ticker didFinishWithData:(NSData *)responseData
{
if (ticker.didSucceed) {
NSLog(@"Success");
}
NSString *responseBody = [[NSString alloc] initWithData:responseData
encoding:NSUTF8StringEncoding];
NSLog(@"Description = %@",responseBody);
}
- (void)sendStatusTicket:(OAServiceTicket *)ticker didFailWithError:(NSError *)error
{
NSLog(@"Error = %@",[error localizedDescription]);
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
return YES;
}
- (IBAction)login:(id)sender
{
self.consumer = [[OAConsumer alloc] initWithKey:consumer_key secret:consumer_secret];
NSURL *url = [NSURL URLWithString:request_token_url];
OAMutableURLRequest *request = [[OAMutableURLRequest alloc] initWithURL:url
consumer:self.consumer
token:nil // we don't have a Token yet
realm:nil // our service provider doesn't specify a realm
signatureProvider:nil]; // use the default method, HMAC-SHA1
[request setHTTPMethod:@"POST"];
OADataFetcher *fetcher = [[OADataFetcher alloc] init];
[fetcher fetchDataWithRequest:request
delegate:self
didFinishSelector:@selector(requestTokenTicket:didFinishWithData:)
didFailSelector:@selector(requestTokenTicket:didFailWithError:)];
}
- (void)requestTokenTicket:(OAServiceTicket *)ticket didFinishWithData:(NSData *)data {
if (ticket.didSucceed)
{
NSString *responseBody = [[NSString alloc] initWithData:data
encoding:NSUTF8StringEncoding];
self.accessToken= [[OAToken alloc] initWithHTTPResponseBody:responseBody];
NSURL *author_url = [NSURL URLWithString:[ NSString stringWithFormat:authorize_url,self.accessToken.key]];
OAMutableURLRequest *oaR = [[OAMutableURLRequest alloc] initWithURL:author_url consumer:nil token:nil realm:nil signatureProvider:nil];
UIWebView *webView =[[UIWebView alloc] initWithFrame:[UIScreen mainScreen].bounds];
[[[UIApplication sharedApplication] keyWindow] addSubview:webView];
webView.delegate=self;
[webView loadRequest:oaR];
}
}
// This is to get oAuth_verifier from the url
- (BOOL)webView:(UIWebView*)webView shouldStartLoadWithRequest:(NSURLRequest*)request navigationType:(UIWebViewNavigationType)navigationType {
NSString *url = [[request URL] absoluteString];
NSString *keyOne = @"oauth_token";
NSString *keyTwo = @"oauth_verifier";
NSRange r1 =[url rangeOfString:keyOne];
NSRange r2 =[url rangeOfString:keyTwo];
if (r1.location!=NSNotFound && r2.location!=NSNotFound) {
// Extract oauth_verifier from URL query
NSString* verifier = nil;
NSArray* urlParams = [[[request URL] query] componentsSeparatedByString:@"&"];
for (NSString* param in urlParams) {
NSArray* keyValue = [param componentsSeparatedByString:@"="];
NSString* key = [keyValue objectAtIndex:0];
if ([key isEqualToString:@"oauth_verifier"]) {
verifier = [keyValue objectAtIndex:1];
break;
}
}
if (verifier) {
NSURL* accessTokenUrl = [NSURL URLWithString:@"http://www.tumblr.com/oauth/access_token"];
OAMutableURLRequest* accessTokenRequest =[[OAMutableURLRequest alloc] initWithURL:accessTokenUrl
consumer:self.consumer
token:self.accessToken
realm:nil
signatureProvider:nil];
OARequestParameter* verifierParam =[[OARequestParameter alloc] initWithName:@"oauth_verifier" value:verifier];
[accessTokenRequest setHTTPMethod:@"POST"];
[accessTokenRequest setParameters:[NSArray arrayWithObjects:verifierParam,nil]];
OADataFetcher* dataFetcher = [[OADataFetcher alloc] init];
[dataFetcher fetchDataWithRequest:accessTokenRequest
delegate:self
didFinishSelector:@selector(requestTokenTicketForAuthorization:didFinishWithData:)
didFailSelector:@selector(requestTokenTicket:didFailWithError:)];
} else {
// ERROR!
}
[webView removeFromSuperview];
return NO;
}
return YES;
}
- (void)requestTokenTicketForAuthorization:(OAServiceTicket *)ticket didFinishWithData:(NSData *)data
{
if (ticket.didSucceed)
{
NSString *responseBody = [[NSString alloc] initWithData:data
encoding:NSUTF8StringEncoding];
self.accessToken = [self.accessToken initWithHTTPResponseBody:responseBody];
accessText=self.accessToken.key;
accessSecret=self.accessToken.secret;
}
else
{
NSString *responseBody = [[NSString alloc] initWithData:data
encoding:NSUTF8StringEncoding];
NSLog(@"Response = %@",responseBody);
}
}
- (void)requestTokenTicket:(OAServiceTicket *)ticket didFailWithError:(NSError *)error
{
NSLog(@"Error = %@",[error localizedDescription]);
}
@end
我这里犯了什么错误？为什么会出现那个错误？我有正确遵循步骤吗？