支持多层字典参数，原型是参考别人的，再进行了多层字典参数的判断
/// post 普通参数
+ (void)postAsynWithURL:(NSURL*)aURL parems:(NSDictionary *)postParems compile:(void(^)(id response, NSData *data, NSError *error))block;</pre><pre name="code" class="objc">
/// post data、imageData ;imageContentType 填写为image/png、image/webp、image/*之类的，或者不填;imageName 填服务器的image对应的参数名
+ (void)postImageAsynwithURL:(NSURL *)aUrl parems:(NSDictionary *)postKeys withImageData:(NSData *)data ImageName:(NSString *)name ImageContentType:(NSString *)imageContentType compile:(void(^)(id response, NSData *data, NSError *error))block;
+ (void)postAsynWithURL:(NSURL*)aURL parems:(NSDictionary *)postParems compile:(void(^)(id response, NSData *data, NSError *error))block{
NSString * parameterStr = @"";
for (NSString * key in postParems) {
NSString * content = postParems[key];
if ([content isKindOfClass:[NSDictionary class]] || [content isKindOfClass:[NSArray class]]) {
NSData * data = [NSJSONSerialization dataWithJSONObject:content options:0 error:nil];
content = [[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding];
}
// if (content.length > 0) {
parameterStr = [NSString stringWithFormat:@"%@&%@=%@",parameterStr,key,content];
// }
}
if ([parameterStr hasPrefix:@"&"]) {
parameterStr = [parameterStr substringFromIndex:1];
}
NSData * postData = [parameterStr dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:YES];
NSString *postLength = [NSString stringWithFormat:@"%@",@([postData length])];
// NSLog(@"url_parameterStr : %@",parameterStr);
NSOperationQueue *queue = [[NSOperationQueue alloc]init];
NSMutableURLRequest *request = [[NSMutableURLRequest alloc]initWithURL:aURL cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:5];
[request setHTTPMethod:@"POST"];
[request setValue:@"application/x-www-form-urlencoded" forHTTPHeaderField:@"Content-Type"];
[request setValue:postLength forHTTPHeaderField:@"Content-Length"];
[request setHTTPBody:postData];
[NSURLConnection sendAsynchronousRequest:request queue:queue completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {
if (!connectionError) {
id resultDic = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableLeaves error:&connectionError];
block(resultDic,data,connectionError);
}else{
block(nil,data,connectionError);
}
}];
}</pre><pre name="code" class="objc">
+ (void)postImageAsynwithURL:(NSURL *)aUrl parems:(NSDictionary *)postKeys withImageData:(NSData *)data ImageName:(NSString *)name ImageContentType:(NSString *)imageContentType compile:(void(^)(id response, NSData *data, NSError *error))block{
if (imageContentType.length < 1) {
imageContentType = @"application/octet-stream";
}
//Add the header info
NSString *stringBoundary = @"0xKhTmLbOuNdArY";
//create the body
NSMutableData *postBody = [NSMutableData data];
[postBody appendData:[[NSString stringWithFormat:@"--%@\r\n",stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];
//add key values from the NSDictionary object
NSEnumerator *keys = [postKeys keyEnumerator];
for (NSInteger i = 0; i < [postKeys count]; i++) {
NSString *tempKey = [keys nextObject];
[postBody appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",tempKey] dataUsingEncoding:NSUTF8StringEncoding]];
NSString * content = [postKeys objectForKey:tempKey];
if ([content isKindOfClass:[NSDictionary class]] || [content isKindOfClass:[NSArray class]]) {
NSData * data = [NSJSONSerialization dataWithJSONObject:content options:0 error:nil];
content = [[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding];
}
[postBody appendData:[[NSString stringWithFormat:@"%@",content] dataUsingEncoding:NSUTF8StringEncoding]];
[postBody appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];
}
//add data field and file data
[postBody appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"; filename=\"imageName.png\"\r\n",name] dataUsingEncoding:NSUTF8StringEncoding]];
[postBody appendData:[[NSString stringWithFormat:@"Content-Type: %@\r\n\r\n",imageContentType] dataUsingEncoding:NSUTF8StringEncoding]];
[postBody appendData:[NSData dataWithData:data]];
[postBody appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];
NSString *postLength = [NSString stringWithFormat:@"%@",@([postBody length])];
NSMutableURLRequest *tumblrPost = [[NSMutableURLRequest alloc]initWithURL:aUrl cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:5];
[tumblrPost setHTTPMethod:@"POST"];
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",stringBoundary];
[tumblrPost addValue:contentType forHTTPHeaderField: @"Content-Type"];
//add the body to the post
[tumblrPost setHTTPBody:postBody];
[tumblrPost setValue:postLength forHTTPHeaderField:@"Content-Length"];
NSOperationQueue *queue = [[NSOperationQueue alloc]init];
[NSURLConnection sendAsynchronousRequest:tumblrPost queue:queue completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {
if (!connectionError) {
id resultDic = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableLeaves error:&connectionError];
block(resultDic,data,connectionError);
}else{
block(nil,data,connectionError);
}
}];
}