2011-11-10 179 views
0

这是谷歌翻译解析器。我从api v1切换到api v2(付费),但是我遇到了问题。翻译是在日志中完成的,但是responseStatus是0而不是200.您可以查看日志,翻译完成。在Google的页面上,json中应该也会出现在顶部的“200 OK”,但是并没有出现。想法?Xcode:切换到谷歌API api V2(谷歌翻译)

-(void)getText:(NSString *)text lan1:(NSString *)lan1 lan2:(NSString *)lan2 { 
translate = [[NSString stringWithString:text] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; 
lanTranslate = [[NSString stringWithString:lan1] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; 
lanTranslated = [[NSString stringWithString:lan2] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; 
[self performTranslation]; 
} 
-(void)performTranslation { 

responseData = [NSMutableData data]; 

NSString *_translation = [NSString stringWithFormat:@"%@&target=%@", lanTranslate,lanTranslated]; 
NSString *translation = [_translation stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; 

NSString *url = [NSString stringWithFormat:@"https://www.googleapis.com/language/translate/v2?key=MYKEY&source=%@&q=%@",translation, translate]; 
NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:url]]; 

NSURLConnection *go = [[NSURLConnection alloc] initWithRequest:request delegate:self]; 
[go start]; 


} 

- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response 
{ 
[responseData setLength:0]; 
} 

- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data { 
[responseData appendData:data]; 
} 
- (void)connectionDidFinishLoading:(NSURLConnection *)connection { 

NSString *responseString = [[NSString alloc] initWithData:responseData encoding:NSUTF8StringEncoding]; 
NSMutableDictionary *JSONDictionary = [responseString JSONValue]; 

NSLog(@"res %@ js%@",responseString, JSONDictionary); 


if (JSONDictionary != nil) 
{ 
    NSDecimalNumber * responseStatus = [JSONDictionary objectForKey:@"responseStatus"]; 
    if ([responseStatus intValue] != 200) { 

     **NSLog(@"responseStatus %i",(int)responseStatus);** 

     return; 
    } 

    NSMutableDictionary *responseDataDict = [JSONDictionary objectForKey:@"responseData"]; 
    if (responseDataDict != nil) { 
     NSString *translatedText = [responseDataDict objectForKey:@"translatedText"]; 
     translated = [NSString stringWithString:translatedText];  
     [viewSuperiore translate:translated]; 

    } 
} 


} 

日志

res { 
"data": { 
"translations": [ 
{ 
"translatedText": "text to be translated" 
} 
] 
} 
} 
js{ 
data =  { 
    translations =   (
        { 
      translatedText = "text to be translated"; 
     } 
    ); 
}; 
} 

回答

0

HTTP状态代码似乎并没有成为谷歌翻译API v2的结果的一部分。

(换句话说,你在上面的代码为0,因为关键@“responseStatus”是不存在的JSON有效载荷)

解决方案(为我的作品): 您应该找回状态从请求的响应,返回代码无论是在连接:didReceiveResponse:调用后委托或右sendSynchronousRequest:returningResponse:错误:同步请求:

NSInteger的responseStatus = [(NSHTTPURLResponse *)响应的StatusCode];

希望这会有所帮助。