AFNetworking封装的网络请求

#import "AFNetworking.h"
typedef void(^SuccessBlock)(AFHTTPRequestOperation * operation, id responseObj);

typedef void(^FailBlock)(NSError * error, id responseObj);

#import <Foundation/Foundation.h>

@interface NetworkingManager : NSObject

- (void)postWithURL:(NSString *)url params:(NSDictionary *)params successAction:(SuccessBlock)success failAction:(FailBlock)failure;

@end

#import "NetworkingManager.h"

#define BASE_URL    @"http://zxxx.rimiedu.com/"

@implementation NetworkingManager

- (void)postWithURL:(NSString *)url params:(NSDictionary *)params successAction:(SuccessBlock)success failAction:(FailBlock)failure
{
    // 声明一个request
    NSMutableURLRequest * request = [[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@%@",BASE_URL,url]]];

    // 设置请求方式POST
    [request setHTTPMethod:@"POST"];
    // 设置请求参数，通过NSData
    [request setHTTPBody:[self HTTPBodyWithParams:params]];

    // 通过request初始化operation
    AFHTTPRequestOperation * operation = [[AFHTTPRequestOperation alloc] initWithRequest:request];

    // 设置网络请求结束后调用的block
    [operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
        if (success) {
            success(operation,responseObject);
        }
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        if (failure) {
            failure(error,operation);
        }
        NSLog(@"%@",error);
    }];

    // 开始请求
    [operation start];
}

- (NSData *)HTTPBodyWithParams:(NSDictionary *)params
{
    NSMutableArray * parameters = [NSMutableArray arrayWithCapacity:0];

    [params enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) {
        [parameters addObject:[NSString stringWithFormat:@"%@=%@",key,obj]];
    }];

    NSString * paramString = [parameters componentsJoinedByString:@"&"];
    NSLog(@"%@",paramString);

    return [paramString dataUsingEncoding:NSUTF8StringEncoding];

}

//loginid=11111&passss=123123
@end