一直使用的AFN,在iOS8.0和9.0都没有问题,就在iOS 7.0 的系统总是出现 404错误,缺少 Content-Lenght 请求头参数,查阅了一圈资料没有找到好的解决办法,只好自己来写,直接上代码
if ([UIDevice currentDevice].systemVersion.integerValue >= 8.0) {
session = [manager POST:url parameters:params constructingBodyWithBlock:nil progress:^(NSProgress * _Nonnull uploadProgress) {
if (progress) {
progress(uploadProgress.completedUnitCount, uploadProgress.totalUnitCount);
}
} success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
[self successResponse:responseObject callback:success];
if (sg_cachePost) {
[self cacheResponseObject:responseObject request:task.currentRequest parameters:params];
}
[[self allTasks] removeObject:task];
if ([self isDebug]) {
[self logWithSuccessResponse:responseObject
url:absolute
params:params];
}
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
[[self allTasks] removeObject:task];
[self handleCallbackWithError:error fail:fail];
if ([self isDebug]) {
[self logWithFailError:error url:absolute params:params];
}
}];
}else{
NSURL *url = [NSURL URLWithString:absolute];
NSMutableString *bodyContent = [NSMutableString string];
NSDictionary *dicData = [self addPublicParamsWithDic:params];
for(NSString *key in dicData.allKeys){
id value = [dicData objectForKey:key];
[bodyContent appendFormat:@"--%@\r\n",POST_BOUNDS];
[bodyContent appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];
[bodyContent appendFormat:@"%@\r\n",value];
}
[bodyContent appendFormat:@"--%@--\r\n",POST_BOUNDS];
NSData *bodyData=[bodyContent dataUsingEncoding:NSUTF8StringEncoding];
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData timeoutInterval:20];
[request addValue:[NSString stringWithFormat:@"multipart/form-data;boundary=%@",POST_BOUNDS] forHTTPHeaderField:@"Content-Type"];
[request addValue: [NSString stringWithFormat:@"%zd",bodyData.length] forHTTPHeaderField:@"Content-Length"];
[request setHTTPMethod:@"POST"];
[request setHTTPBody:bodyData];
__autoreleasing NSError *error=nil;
__autoreleasing NSURLResponse *response=nil;
NSData *reciveData= [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:&error];
if(error){
debug(@"出现异常%@",error);
[self handleCallbackWithError:error fail:fail];
}else{
NSHTTPURLResponse *httpResponse=(NSHTTPURLResponse *)response;
if(httpResponse.statusCode==200){
[self successResponse:reciveData callback:success];
}else{
}
}
}