//
//  MJViewController.m
//  03.AFN演练
//
//  Created by apple on 14-4-30.
//  Copyright (c) 2014年 itcast. All rights reserved.
//#import "MJViewController.h"
#import "AFNetworking.h"@interface MJViewController ()@end@implementation MJViewController
/**要使用常规的AFN网络訪问1. AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];全部的网络请求,均有manager发起2. 须要注意的是,默认提交请求的数据是二进制的,返回格式是JSON1> 假设提交数据是JSON的,须要将请求格式设置为AFJSONRequestSerializer2> 假设返回格式不是JSON的,3. 请求格式AFHTTPRequestSerializer            二进制格式AFJSONRequestSerializer            JSONAFPropertyListRequestSerializer    PList(是一种特殊的XML,解析起来相对easy)4. 返回格式AFHTTPResponseSerializer           二进制格式AFJSONResponseSerializer           JSONAFXMLParserResponseSerializer      XML,仅仅能返回XMLParser,还须要自己通过代理方法解析AFXMLDocumentResponseSerializer (Mac OS X)AFPropertyListResponseSerializer   PListAFImageResponseSerializer          ImageAFCompoundResponseSerializer       组合*/- (void)viewDidLoad
{[super viewDidLoad];[self reach];
}#pragma mark - 演练
#pragma mark - 检測网络连接
- (void)reach
{/**AFNetworkReachabilityStatusUnknown          = -1,  // 未知AFNetworkReachabilityStatusNotReachable     = 0,   // 无连接AFNetworkReachabilityStatusReachableViaWWAN = 1,   // 3G 花钱AFNetworkReachabilityStatusReachableViaWiFi = 2,   // 局域网络,不花钱*/// 假设要检測网络状态的变化,必须用检測管理器的单例的startMonitoring[[AFNetworkReachabilityManager sharedManager] startMonitoring];// 检測网络连接的单例,网络变化时的回调方法[[AFNetworkReachabilityManager sharedManager] setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {NSLog(@"%d", status);}];
}#pragma mark - Session 下载
- (void)sessionDownload
{NSURLSessionConfiguration *config = [NSURLSessionConfiguration defaultSessionConfiguration];AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:config];NSString *urlString = @"http://localhost/itcast/videos/01.C语言-语法预览.mp4";urlString = [urlString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];NSURL *url = [NSURL URLWithString:urlString];NSURLRequest *request = [NSURLRequest requestWithURL:url];NSURLSessionDownloadTask *task = [manager downloadTaskWithRequest:request progress:nil destination:^NSURL *(NSURL *targetPath, NSURLResponse *response) {// 指定下载文件保存的路径
//        NSLog(@"%@ %@", targetPath, response.suggestedFilename);// 将下载文件保存在缓存路径中NSString *cacheDir = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)[0];NSString *path = [cacheDir stringByAppendingPathComponent:response.suggestedFilename];// URLWithString返回的是网络的URL,假设使用本地URL,须要注意NSURL *fileURL1 = [NSURL URLWithString:path];NSURL *fileURL = [NSURL fileURLWithPath:path];NSLog(@"== %@ |||| %@", fileURL1, fileURL);return fileURL;} completionHandler:^(NSURLResponse *response, NSURL *filePath, NSError *error) {NSLog(@"%@ %@", filePath, error);}];[task resume];
}#pragma mark - POST JSON
- (void)postJSON
{AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];NSDictionary *dict = @{@"name": @"zhangsan"};NSDictionary *dict1 = @{@"name": @"wangwu"};NSArray *array = @[dict, dict1];// 设置请求格式manager.requestSerializer = [AFJSONRequestSerializer serializer];// 设置返回格式manager.responseSerializer = [AFHTTPResponseSerializer serializer];[manager POST:@"http://localhost/postjson.php" parameters:array success:^(AFHTTPRequestOperation *operation, id responseObject) {NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];NSLog(@"%@", result);} failure:^(AFHTTPRequestOperation *operation, NSError *error) {}];}#pragma mark - 随机文件名称上传
- (void)postUpload1
{// 本地上传给server时,没有确定的URL,不好用MD5的方式处理AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];manager.responseSerializer = [AFHTTPResponseSerializer serializer];[manager POST:@"http://localhost/demo/upload.php" parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {NSURL *fileURL = [[NSBundle mainBundle] URLForResource:@"头像1.png" withExtension:nil];// 要上传保存在server中的名称// 使用时间来作为文件名称 2014-04-30 14:20:57.png// 让不同的用户信息,保存在不同文件夹中NSDateFormatter *formatter = [[NSDateFormatter alloc] init];// 设置日期格式formatter.dateFormat = @"yyyy-MM-dd HH:mm:ss";NSString *fileName = [formatter stringFromDate:[NSDate date]];[formData appendPartWithFileURL:fileURL name:@"uploadFile" fileName:fileName mimeType:@"image/png" error:NULL];} success:^(AFHTTPRequestOperation *operation, id responseObject) {NSLog(@"OK");} failure:^(AFHTTPRequestOperation *operation, NSError *error) {NSLog(@"error");}];
}#pragma mark - POST上传
- (void)postUpload
{AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];// AFHTTPResponseSerializer就是正常的HTTP请求响应结果:NSData// 当请求的返回数据不是JSON,XML,PList,UIImage之外,使用AFHTTPResponseSerializer// 比如返回一个html,text...//// 实际上就是AFN没有对响应数据做不论什么处理的情况manager.responseSerializer = [AFHTTPResponseSerializer serializer];// formData是遵守了AFMultipartFormData的对象[manager POST:@"http://localhost/demo/upload.php" parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {// 将本地的文件上传至serverNSURL *fileURL = [[NSBundle mainBundle] URLForResource:@"头像1.png" withExtension:nil];[formData appendPartWithFileURL:fileURL name:@"uploadFile" error:NULL];} success:^(AFHTTPRequestOperation *operation, id responseObject) {NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];NSLog(@"完毕 %@", result);} failure:^(AFHTTPRequestOperation *operation, NSError *error) {NSLog(@"错误 %@", error.localizedDescription);}];
}#pragma mark - JSON
- (void)XMLData
{AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];// 返回的数据格式是XMLmanager.responseSerializer = [AFXMLParserResponseSerializer serializer];NSDictionary *dict = @{@"format": @"xml"};// 网络訪问是异步的,回调是主线程的,因此程序猿不用管在主线程更新UI的事情[manager GET:@"http://localhost/videos.php" parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) {// 假设结果是XML,相同须要使用6个代理方法解析,或者使用第三方库// 第三方库第三方框架,效率低,内存泄漏NSLog(@"%@", responseObject);} failure:^(AFHTTPRequestOperation *operation, NSError *error) {NSLog(@"%@", error);}];
}#pragma mark - JSON
- (void)JSONData
{AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];// 原本须要拼接get訪问URL ?

& = NSDictionary *dict = @{@"format": @"json"}; // 网络訪问是异步的,回调是主线程的,因此程序猿不用管在主线程更新UI的事情 [manager GET:@"http://localhost/videos.php" parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) { NSLog(@"%@", responseObject); // 提问:NSURLConnection异步方法回调,是在子线程 // 得到回调之后,通常更新UI,是在主线程 NSLog(@"%@", [NSThread currentThread]); } failure:^(AFHTTPRequestOperation *operation, NSError *error) { NSLog(@"%@", error); }]; } #pragma mark - POST登录 - (void)postLogin { AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager]; // 原本须要拼接get訪问URL ?

& = NSDictionary *dict = @{@"username": @"wangwu", @"password" : @"wang"}; // 网络訪问是异步的,回调是主线程的,因此程序猿不用管在主线程更新UI的事情 [manager POST:@"http://localhost/login.php" parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) { NSLog(@"%@", responseObject); // 提问:NSURLConnection异步方法回调,是在子线程 // 得到回调之后,通常更新UI,是在主线程 NSLog(@"%@", [NSThread currentThread]); } failure:^(AFHTTPRequestOperation *operation, NSError *error) { NSLog(@"%@", error); }]; } #pragma mark - GET登录 - (void)getLogin { AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager]; // 原本须要拼接get訪问URL ? & = NSDictionary *dict = @{@"username": @"wangwu", @"password" : @"wang"}; // 网络訪问是异步的,回调是主线程的,因此程序猿不用管在主线程更新UI的事情 [manager GET:@"http://localhost/login.php" parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) { NSLog(@"%@", responseObject); // 提问:NSURLConnection异步方法回调,是在子线程 // 得到回调之后,通常更新UI,是在主线程 NSLog(@"%@", [NSThread currentThread]); } failure:^(AFHTTPRequestOperation *operation, NSError *error) { NSLog(@"%@", error); }]; } @end