Re: Pass an htttpbody on a GET request with NSURLRequest
Re: Pass an htttpbody on a GET request with NSURLRequest
- Subject: Re: Pass an htttpbody on a GET request with NSURLRequest
- From: Antonio Nunes <email@hidden>
- Date: Sun, 05 Jul 2015 07:42:52 +0100
Thanks for that link Avi.
By the way, I don’t want to do it this way, but this is what the API developer asked me to use. I’ll get back to him and will ask for a better API.
-António
> On 05 Jul 2015, at 07:18, Avi Drissman <email@hidden> wrote:
>
> You probably shouldn't be doing that. It violates the spirit of GET if not the letter of the spec.
>
> http://stackoverflow.com/questions/978061/http-get-with-request-body
>
> I wouldn't be surprised if your inability to make NSURLRequest do it was intentional on the part of the NSURLRequest designers.
>
> Avi
>
> On Jul 5, 2015, at 01:55, Antonio Nunes <email@hidden> wrote:
>
>> I have the following curl command to a web api, which retrieves some info:
>> curl -X GET -H 'Authorization: Basic blabla' -H 'Content-Type: application/xml; charset=utf-8' -H 'Accept-Language: en' -d "<user><account_attributes><email>email@hidden</email><password>SomePassWord</password></account_attributes></user>" 'https://example.com/api/v1/endpoint
>>
>> The -d and xml-string are mandatory for this GET command. I haven’t been able to translate this into an equivalent NSURLRequest that gets accepted by the server. It appears that an HTTPBody on a GET request is not honoured by NSURLRequest.
>>
>> This is the code I use to make the request (on iOS):
>> NSURLCredential *credential = [[WRTSServerEngine sharedServerEngine] savedCredentialsForHost:@“example.com"
>> port:0
>> protocol:@"https"
>> realm:@“SomeRealm"];
>>
>> NSMutableURLRequest *request = [[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:@"https://example.com/api/v1/endpoint";]];
>>
>> NSString *authStr = [NSString stringWithFormat:@"%@:%@", credential.user, credential.password];
>> NSData *authData = [authStr dataUsingEncoding:NSUTF8StringEncoding];
>> NSString *authValue = [NSString stringWithFormat: @"Basic %@",[authData base64EncodedStringWithOptions:0]];
>> [request setValue:authValue forHTTPHeaderField:@"Authorization"];
>> [request setValue:@"nl, en-us" forHTTPHeaderField:@"Accept-Language"];
>> [request setValue:@"gzip" forHTTPHeaderField:@"Accept-Encoding"];
>>
>> NSString *infoAsXMLString = @"<user>";
>> infoAsXMLString = [infoAsXMLString stringByAppendingString:@"<account_attributes>"];
>> infoAsXMLString = [infoAsXMLString stringByAppendingFormat:@"<email>%@</email>", credential.user];
>> infoAsXMLString = [infoAsXMLString stringByAppendingFormat:@"<password>%@</password>", credential.password];
>> infoAsXMLString = [infoAsXMLString stringByAppendingString:@"</account_attributes>"];
>> infoAsXMLString = [infoAsXMLString stringByAppendingString:@"</user>"];
>> [request setHTTPBody:[infoAsXMLString dataUsingEncoding:NSUTF8StringEncoding]];
>>
>> NSURLSessionConfiguration *sessionConfig = [NSURLSessionConfiguration defaultSessionConfiguration];
>> sessionConfig.allowsCellularAccess = YES;
>> NSURLSession *session = [NSURLSession sessionWithConfiguration:sessionConfig];
>> self.task = [session dataTaskWithRequest:request
>> completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
>> NSLog(@"%@", error);
>> }];
>> [self.task resume];
>>
>> This results in the following error:
>> Error Domain=NSURLErrorDomain Code=-1005 "The network connection was lost." UserInfo=0x7ffd0b5f7a00 {NSUnderlyingError=0x7ffd0b58be50 "The operation couldn’t be completed. (kCFErrorDomainCFNetwork error -1005.)", NSErrorFailingURLStringKey=https://staging.wrts.nl/api/v1/existing_user, NSErrorFailingURLKey=https://staging.wrts.nl/api/v1/existing_user, _kCFStreamErrorDomainKey=4, _kCFStreamErrorCodeKey=-4, NSLocalizedDescription=The network connection was lost.}
>>
>> If I do not set an HHTPBody on the request, I get a 500 error (which makes sense, since the server is expecting a payload in the body).
>>
>> Is there any way to get the HHTPBody sent along with the GET request?
>>
>> -António
>>
>>
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