首页 > 代码库 > iOS经验1:自己写的网络数据请求 第三方框架 断点续传 上传下载

iOS经验1:自己写的网络数据请求 第三方框架 断点续传 上传下载

镔哥哥做项目,一般的数据请求不管他多复杂,只要自己写好了请求,那么调用永远是那么的简单,那么我介绍一下

一:需要用到第三方框架AFNetworking,直接写在工程pch头文件里就行因为经常用到它,这在网上随便下载就行,最好用cocopod来下载,这样什么都有了,cocopod是什么,我就不说,博客上面有介绍。

开始啦:

1:自定义网络请求DataRequestManager类专门管理网络用的

朋友们以下代码就可以直接复制来用了

.h文件

//  DataRequestManager.h

//  TestKeyBoard

//  Created by mac on 14-10-21.

//  Copyright (c) 2014 mac. All rights reserved.


#import <Foundation/Foundation.h>

 

@protocol  DataRequestManagerDelegate<NSObject>

//通过代理传值到需要的地方

- (void)passValue:(id)value;

@optional

- (void)passGetValue:(id)getValue;

@end


@interface DataRequestManager : NSObject

{

    AFHTTPRequestOperationManager *manager;//创建请求(iOS 6-7

    

    AFURLSessionManager *sessionManager;    //创建请求(iOS7专用)

    

    AFHTTPRequestOperation *operation;      //创建请求管理(用于上传和下载)

}

@property (nonatomic,assign) id<DataRequestManagerDelegate> delegate;


//GET请求调用方法

- (void)methodGetWithURL:(NSString *)urlString;

//POST请求调用方法

- (void)methodPostWithURL:(NSString *)urlString parameters:(NSDictionary *)parameters;

//上传图片

- (void)methodUploadWithURL:(NSString *)urlString parameters:(NSDictionary *)parameters image:(UIImage *)image;


@end


.m文件

//  DataRequestManager.m

//  TestKeyBoard

//

//  Created by mac on 14-10-21.

//  Copyright (c) 2014 mac. All rights reserved.

//


#import "DataRequestManager.h"

#import "AFNetworking.h"


@implementation DataRequestManager


//GET请求

- (void)methodGetWithURL:(NSString *)urlString

{

    //致空请求

    if (manager) {

        manager = nil;

    }

    //创建请求

    manager = [AFHTTPRequestOperationManagermanager];

    //设置请求的解析器为AFHTTPResponseSerializer(用于直接解析数据NSData),默认为AFJSONResponseSerializer(用于解析JSON

//    manager.responseSerializer = [AFHTTPResponseSerializer serializer];

    //发送GET请求

    [manager GET:urlStringparameters:nilsuccess:^(AFHTTPRequestOperation *operation,id responseObject) {

        //请求成功(当解析器为AFJSONResponseSerializer时)

        NSLog(@"getSuccess: %@", responseObject);

        [self.delegatepassGetValue:responseObject];

        //请求成功(当解析器为AFHTTPResponseSerializer时)

//        NSString *JSONString = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];

//        NSLog(@"success:%@", JSONString);

        

    } failure:^(AFHTTPRequestOperation *operation,NSError *error) {

        

        //请求失败

        NSLog(@"Error: %@", error);

    }];

}


#pragma mark - POST Request (iOS 6-7)


//POST请求

- (void)methodPostWithURL:(NSString *)urlString parameters:(NSDictionary *)parameters

{

    //致空请求

    if (manager) {

        manager = nil;

    }

    //添加参数

    //创建请求

    manager = [AFHTTPRequestOperationManagermanager];

    //设置请求的解析器为AFHTTPResponseSerializer(用于直接解析数据NSData),默认为AFJSONResponseSerializer(用于解析JSON

    //    manager.responseSerializer = [AFHTTPResponseSerializer serializer];

    //发送POST请求

    [manager POST:urlStringparameters:parameters success:^(AFHTTPRequestOperation *operation,id responseObject) {

        

        //请求成功(当解析器为AFJSONResponseSerializer时)

//        NSLog(@"Success: %@", responseObject);

        [self.delegatepassValue:responseObject];

        //请求成功(当解析器为AFHTTPResponseSerializer时)

        //        NSString *JSONString = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];

        //        NSLog(@"success:%@", JSONString);

        

    } failure:^(AFHTTPRequestOperation *operation,NSError *error) {

        

        //请求失败

        NSLog(@"Error: %@", error);

    }];

}


#pragma mark - Upload Request (iOS 6-7)


//上传(以表单方式上传,以图片为例)

- (void)methodUploadWithURL:(NSString *)urlString parameters:(NSDictionary *)parameters image:(UIImage *)image

{

    //致空请求

    if (manager) {

        manager = nil;

    }

    //添加参数

    

    //创建请求

    manager = [AFHTTPRequestOperationManagermanager];

    

    //设置请求的解析器为AFHTTPResponseSerializer(用于直接解析数据NSData),默认为AFJSONResponseSerializer(用于解析JSON

    //    manager.responseSerializer = [AFHTTPResponseSerializer serializer];

    

    //发送POST请求,添加需要发送的文件,此处为图片

    [manager POST:urlStringparameters:parameters constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {

        

        //添加图片,并对其进行压缩(0.0为最大压缩率,1.0为最小压缩率)

        NSData *imageData = http://www.mamicode.com/UIImageJPEGRepresentation(image, 1.0);

        NSDateFormatter *formatter = [[NSDateFormatteralloc] init];

        // 设置时间格式

        formatter.dateFormat = @"yyyyMMddHHmmss";

        NSString *str = [formatter stringFromDate:[NSDate date]];

        NSString *fileName = [NSStringstringWithFormat:@"%@.png", str];

        //添加要上传的文件,此处为图片

        [formData appendPartWithFileData:imageData

                                    name:@"uploadFile"

                                fileName:fileName

                                mimeType:@"image/jpeg"];


    } success:^(AFHTTPRequestOperation *operation,id responseObject) {

        

        //请求成功(当解析器为AFJSONResponseSerializer时)

        NSLog(@"Success: %@", responseObject);

        [self.delegatepassValue:responseObject];

        //请求成功(当解析器为AFHTTPResponseSerializer时)

        //        NSString *JSONString = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];

        //        NSLog(@"success:%@", JSONString);

        

    } failure:^(AFHTTPRequestOperation *operation,NSError *error) {

        

        //请求失败

        NSLog(@"Error: %@", error);

    }];

}


#pragma mark - Download Request (iOS 6-7)



//下载

- (void)methodDownload

{

    /*

    //下载进度条

    UIProgressView  *downProgressView = [[UIProgressView alloc] initWithProgressViewStyle:UIProgressViewStyleDefault];

    downProgressView.center = CGPointMake(self.view.center.x, 220);

    downProgressView.progress = 0;

    downProgressView.progressTintColor = [UIColor blueColor];

    downProgressView.trackTintColor = [UIColor grayColor];

    [self.view addSubview:downProgressView];

    

    //设置存放文件的位置(此Demo把文件保存在iPhone沙盒中的Documents文件夹中。关于如何获取文件路径,请自行搜索相关资料)

    //方法一

    //    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

    //    NSString *cachesDirectory = [paths objectAtIndex:0];

    //    NSString *filePath = [cachesDirectory stringByAppendingPathComponent:@"文件名"];

    //方法二

    NSString *filePath = [NSString stringWithFormat:@"%@/Documents/文件名(注意后缀名)", NSHomeDirectory()];

    

    //打印文件保存的路径

    NSLog(@"%@",filePath);

    

    //创建请求管理

    operation = [[AFHTTPRequestOperation alloc] initWithRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"下载地址"]]];

    

    //添加下载请求(获取服务器的输出流)

    operation.outputStream = [NSOutputStream outputStreamToFileAtPath:filePath append:NO];

    

    //设置下载进度条

    [operation setDownloadProgressBlock:^(NSUInteger bytesRead, long long totalBytesRead, long long totalBytesExpectedToRead) {

        

        //显示下载进度

        CGFloat progress = ((float)totalBytesRead) / totalBytesExpectedToRead;

        [downProgressView setProgress:progress animated:YES];

    }];

    

    //请求管理判断请求结果

    [operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {

        

        //请求成功

        NSLog(@"Finish and Download to: %@", filePath);

        

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        

        //请求失败

        NSLog(@"Error: %@",error);

    }];

     */

}



#pragma mark - Download Management (iOS 6-7)


//开始下载(断点续传)

- (void)downloadStart

{

    [selfmethodDownload];

    [operation start];

}


//暂停下载(断点续传)

- (void)downloadPause

{

    [operation pause];

}


//继续下载(断点续传)

- (void)downloadResume

{

    [operation resume];

}


#pragma mark - Upload Request (iOS 7 only)


//上传(iOS7专用)

- (void)methodUploadFor7

{

    //致空请求

    if (sessionManager) {

        sessionManager =nil;

    }

    

    //创建请求(iOS7专用)

    sessionManager = [[AFURLSessionManageralloc] initWithSessionConfiguration:[NSURLSessionConfigurationdefaultSessionConfiguration]];

    

    //添加请求接口

    NSURLRequest *request = [NSURLRequestrequestWithURL:[NSURLURLWithString:@"上传地址"]];

    

    //添加上传的文件

    NSURL *filePath = [NSURLfileURLWithPath:@"本地文件地址"];

    

    //发送上传请求

    NSURLSessionUploadTask *uploadTask = [sessionManageruploadTaskWithRequest:request fromFile:filePath progress:nilcompletionHandler:^(NSURLResponse *response,id responseObject, NSError *error) {

        if (error) {

            

            //请求失败

            NSLog(@"Error: %@", error);

            

        } else {

            

            //请求成功

            NSLog(@"Success: %@ %@", response, responseObject);

        }

    }];

    

    //开始上传

    [uploadTask resume];

}


#pragma mark - Download Request (iOS 7 only)


//下载(iOS7专用)

- (void)methodDownloadFor7

{

    //致空请求

    if (sessionManager) {

        sessionManager =nil;

    }

    

    //创建请求(iOS7专用)

    sessionManager = [[AFURLSessionManageralloc] initWithSessionConfiguration:[NSURLSessionConfigurationdefaultSessionConfiguration]];

    

    //添加请求接口

    NSURLRequest *request = [NSURLRequestrequestWithURL:[NSURLURLWithString:@"下载地址"]];

    

    //发送下载请求

    NSURLSessionDownloadTask *downloadTask = [sessionManagerdownloadTaskWithRequest:request progress:nil destination:^NSURL *(NSURL *targetPath,NSURLResponse *response) {

        

        //设置存放文件的位置(此Demo把文件保存在iPhone沙盒中的Documents文件夹中。关于如何获取文件路径,请自行搜索相关资料)

        NSURL *filePath = [NSURLfileURLWithPath:[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES)firstObject]];

        

        return [filePathURLByAppendingPathComponent:[response suggestedFilename]];

        

    } completionHandler:^(NSURLResponse *response,NSURL *filePath, NSError *error) {

        

        //下载完成

        NSLog(@"Finish and Download to: %@", filePath);

    }];

    

    //开始下载

    [downloadTask resume];

}


@end


工程完美,自己复制可用

iOS经验1:自己写的网络数据请求 第三方框架 断点续传 上传下载