发送短信一共5种

1.发送纯文本
2.发送本地图片+文本
3.发送网络图片+文本
4.发送本地视频+文本
5.发送网络视频+文本

#import "ViewController.h"
#import "HSDownloadManager.h"
#import <MessageUI/MessageUI.h>



NSString * const downloadUrl1 = @"https://download.91playmate.cn/5a2d71209c3250e5f073fcecbcbe7eab.mp4";


@interface ViewController ()<MFMessageComposeViewControllerDelegate>

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(10, 20, [UIScreen mainScreen].bounds.size.width-20, 42)];
    label.text = @"手机号：136  发送内容：轻轻的我走了，正如我轻轻的来，不带走一片云彩";
    label.numberOfLines = 2;
    [self.view addSubview:label];
    
    UIButton *btn1 = [[UIButton alloc] initWithFrame:CGRectMake(10, CGRectGetMaxY(label.frame)+20, 150, 30)];
    btn1.backgroundColor = [UIColor blueColor];
    [btn1 setTitle:@"纯文本" forState:UIControlStateNormal];
    [self.view addSubview:btn1];
    [btn1 addTarget:self action:@selector(sendTextAction) forControlEvents:UIControlEventTouchUpInside];
    
    
    UIButton *btn2 = [[UIButton alloc] initWithFrame:CGRectMake(10, CGRectGetMaxY(btn1.frame)+20, 150, 30)];
    btn2.backgroundColor = [UIColor blueColor];
    [btn2 setTitle:@"本地文本+图片" forState:UIControlStateNormal];
    [self.view addSubview:btn2];
    [btn2 addTarget:self action:@selector(sendLocationTextImageAction) forControlEvents:UIControlEventTouchUpInside];
    
    UIButton *btn3 = [[UIButton alloc] initWithFrame:CGRectMake(10, CGRectGetMaxY(btn2.frame)+20, 150, 30)];
    btn3.backgroundColor = [UIColor blueColor];
    [btn3 setTitle:@"本地文本+视频" forState:UIControlStateNormal];
    [self.view addSubview:btn3];
    [btn3 addTarget:self action:@selector(sendLocationTextVideoAction) forControlEvents:UIControlEventTouchUpInside];
    
    
    UIButton *btn4 = [[UIButton alloc] initWithFrame:CGRectMake(10, CGRectGetMaxY(btn3.frame)+20, 150, 30)];
    btn4.backgroundColor = [UIColor blueColor];
    [btn4 setTitle:@"网上文本+图片" forState:UIControlStateNormal];
    [self.view addSubview:btn4];
    [btn4 addTarget:self action:@selector(sendInternetTextImageAction) forControlEvents:UIControlEventTouchUpInside];
    
    UIButton *btn5 = [[UIButton alloc] initWithFrame:CGRectMake(10, CGRectGetMaxY(btn4.frame)+20, 150, 30)];
    btn5.backgroundColor = [UIColor blueColor];
    [btn5 setTitle:@"网上文本+视频" forState:UIControlStateNormal];
    [self.view addSubview:btn5];
    [btn5 addTarget:self action:@selector(sendInternetTextVideoAction) forControlEvents:UIControlEventTouchUpInside];
    
    
}

//发送纯文本
-(void)sendTextAction
{
    if ([MFMessageComposeViewController canSendAttachments]) {
        
        
        MFMessageComposeViewController * messageVC = [[MFMessageComposeViewController alloc]init];
        
        //手机号
        messageVC.recipients = @[@"136"];
        //发送的内容
        messageVC.body = @"轻轻的我走了，正如我轻轻的来，不带走一片云彩";
        
        messageVC.messageComposeDelegate = self;
        /** 取消按钮的颜色(附带,可不写) */
        messageVC.navigationBar.tintColor = [UIColor redColor];
        [self presentViewController:messageVC animated:YES completion:nil];
        
    }else{
        NSLog(@"模拟器不支持发送短信");
    }
}

//发送本地图片+文本
-(void)sendLocationTextImageAction
{
    
    if ([MFMessageComposeViewController canSendAttachments]) {
        
        
        MFMessageComposeViewController * messageVC = [[MFMessageComposeViewController alloc]init];
        
        //手机号
        messageVC.recipients = @[@"136"];
        //发送的内容
        messageVC.body = @"轻轻的我走了，正如我轻轻的来，不带走一片云彩";
        
        
        
        NSString *path = [[NSBundle mainBundle] pathForResource:@"rainy" ofType:@"jpg"];
        if ([messageVC addAttachmentURL:[NSURL fileURLWithPath:path] withAlternateFilename:nil])
        {
            NSLog(@"添加成功");
        }else{
            NSLog(@"失败");
        }
        
        
        
        messageVC.messageComposeDelegate = self;
        /** 取消按钮的颜色(附带,可不写) */
        messageVC.navigationBar.tintColor = [UIColor redColor];
        [self presentViewController:messageVC animated:YES completion:nil];
        
    }else{
        NSLog(@"模拟器不支持发送短信");
    }
    
}

//发送本地视频+文本
-(void)sendLocationTextVideoAction
{
    if ([MFMessageComposeViewController canSendAttachments]) {
        
        
        MFMessageComposeViewController * messageVC = [[MFMessageComposeViewController alloc]init];
        
        //手机号
        messageVC.recipients = @[@"136"];
        //发送的内容
        messageVC.body = @"轻轻的我走了，正如我轻轻的来，不带走一片云彩";
        
        
        
        NSString *path = [[NSBundle mainBundle] pathForResource:@"fangjian" ofType:@"mp4"];
        if ([messageVC addAttachmentURL:[NSURL fileURLWithPath:path] withAlternateFilename:nil])
        {
            NSLog(@"添加成功");
        }else{
            NSLog(@"失败");
        }
        
        
        
        messageVC.messageComposeDelegate = self;
        /** 取消按钮的颜色(附带,可不写) */
        messageVC.navigationBar.tintColor = [UIColor redColor];
        [self presentViewController:messageVC animated:YES completion:nil];
        
    }else{
        NSLog(@"模拟器不支持发送短信");
    }
}


//发送网上文本+图片
-(void)sendInternetTextImageAction
{
    
    
    //document路径
    NSString * documentsDirectoryPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
    NSLog(@"保存路径:%@",documentsDirectoryPath);
    
    //Save Image to Directory
    [self saveImage:[self getImageFromURL:@"http://pic37.nipic.com/20140113/8800276_184927469000_2.png"] withFileName:@"fangjian" ofType:@"png" inDirectory:documentsDirectoryPath];
    
    if ([MFMessageComposeViewController canSendAttachments]) {
        
        
        MFMessageComposeViewController * messageVC = [[MFMessageComposeViewController alloc]init];
        
        //手机号
        messageVC.recipients = @[@"136"];
        //发送的内容
        messageVC.body = @"轻轻的我走了，正如我轻轻的来，不带走一片云彩";
        

        NSString * path = [documentsDirectoryPath stringByAppendingPathComponent:@"fangjian.png"];
        if ([messageVC addAttachmentURL:[NSURL fileURLWithPath:path] withAlternateFilename:nil])
        {
            NSLog(@"添加成功");
        }else{
            NSLog(@"失败");
        }

        messageVC.messageComposeDelegate = self;
        /** 取消按钮的颜色(附带,可不写) */
        messageVC.navigationBar.tintColor = [UIColor redColor];
        [self presentViewController:messageVC animated:YES completion:nil];
        
    }else{
        NSLog(@"模拟器不支持发送短信");
    }
}

//发送网上文本+视频
-(void)sendInternetTextVideoAction
{
    [[HSDownloadManager sharedInstance] download:downloadUrl1 progress:^(NSInteger receivedSize, NSInteger expectedSize, CGFloat progress) {
        
        
        
        dispatch_async(dispatch_get_main_queue(), ^{

            NSLog(@"正在下载===%.f%%",progress * 100);
            
        });
    } state:^(DownloadState state) {
        dispatch_async(dispatch_get_main_queue(), ^{
            
            if (state == DownloadStateCompleted) {
                
                [self mainSendInternetVideo];
            }
            
        });
    }];
}

-(void)mainSendInternetVideo
{
    
    if ([MFMessageComposeViewController canSendAttachments]) {
        
        
        MFMessageComposeViewController * messageVC = [[MFMessageComposeViewController alloc]init];
        messageVC.view.tag =500;
        //手机号
        messageVC.recipients = @[@"136"];
        //发送的内容
        messageVC.body = @"轻轻的我走了，正如我轻轻的来，不带走一片云彩";
    
            // 获取Caches目录路径
            NSString *cachesDir = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject];
            NSString *path = [cachesDir stringByAppendingPathComponent:@"FangJian/xiaoshiping.mp4"];
        
            if ([messageVC addAttachmentURL:[NSURL fileURLWithPath:path] withAlternateFilename:nil])
            {
                NSLog(@"添加成功");
                
                
            }else{
                NSLog(@"失败");
            }
        
            messageVC.messageComposeDelegate = self;
            /** 取消按钮的颜色(附带,可不写) */
            messageVC.navigationBar.tintColor = [UIColor redColor];
            [self presentViewController:messageVC animated:YES completion:nil];
        
        
        }else{
            NSLog(@"模拟器不支持发送短信");
        }
}





#pragma mark --------------下载图片到沙盒中------------------
-(UIImage *) getImageFromURL:(NSString *)fileURL {
    
    UIImage * result;
    
    NSData * data = [NSData dataWithContentsOfURL:[NSURL URLWithString:fileURL]];
    result = [UIImage imageWithData:data];
    
    return result;
}
-(void) saveImage:(UIImage *)image withFileName:(NSString *)imageName ofType:(NSString *)extension inDirectory:(NSString *)directoryPath {
    
    //清空历史图片
    NSFileManager *fileManager = [NSFileManager defaultManager];
    if ([fileManager fileExistsAtPath:[directoryPath stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", imageName, @"png"]]]) {
        [fileManager removeItemAtPath:[directoryPath stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", imageName, @"png"]] error:nil];
    }
    
    if ([[extension lowercaseString] isEqualToString:@"png"]) {
        [UIImagePNGRepresentation(image) writeToFile:[directoryPath stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", imageName, @"png"]] options:NSAtomicWrite error:nil];
    } else if ([[extension lowercaseString] isEqualToString:@"jpg"] || [[extension lowercaseString] isEqualToString:@"jpeg"]) {
        [UIImageJPEGRepresentation(image, 1.0) writeToFile:[directoryPath stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.%@", imageName, @"jpg"]] options:NSAtomicWrite error:nil];
    } else {
        //ALog(@"Image Save Failed\nExtension: (%@) is not recognized, use (PNG/JPG)", extension);
        NSLog(@"文件后缀不认识");
    }
}



#pragma mark - MFMessageComposeViewControllerDelegate
/**
 *  协议方法,在信息界面处理完信息结果时调用(比如点击发送,取消发送,发送失败)
 *
 *  @param controller 信息控制器
 *  @param result     返回的信息发送成功与否状态
 */
- (void)messageComposeViewController:(MFMessageComposeViewController *)controller didFinishWithResult:(MessageComposeResult)result
{
    /** 发送完信息就回到原程序*/
    [self dismissViewControllerAnimated:YES completion:nil];
    
    if (controller.view.tag ==500) {
        //删除下载到沙盒中的视频
        [[HSDownloadManager sharedInstance] deleteFile:downloadUrl1];
    }
    
    switch (result) {
        case MessageComposeResultSent:
            NSLog(@"发送成功");
            break;
        case MessageComposeResultFailed:
            NSLog(@"发送失败");
            break;
        case MessageComposeResultCancelled:
            NSLog(@"发送取消");
        default:
            break;
    }
}