IOS上传图片的方法

来源：互联网发布：华为云服务器绑定域名编辑：程序博客网时间：2024/05/16 01:13
-(void)loadImage:(NSString*)aurl{        NSData              *imageData;        NSMutableData       *postBody;        NSString            *stringBoundary, *contentType;        NSURL *url = [NSURL URLWithString:aurl];  //将字符串转换为NSURL格式            NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);    NSString *documentsDirectory = [paths objectAtIndex:0];    NSString *path = [documentsDirectory stringByAppendingPathComponent:@"1.jpg"];    imageData = [[NSData alloc] initWithContentsOfFile:path];        ASIFormDataRequest *aRequest = [[ASIFormDataRequest alloc] initWithURL:url];                 stringBoundary = [NSString stringWithString:@"0xKhTmLbOuNdArY"];            contentType    = [NSString stringWithFormat:@"multipart/form-data; boundary=%@", stringBoundary];        [aRequest addRequestHeader:@"Content-Type" value:contentType];                postBody = [[NSMutableData alloc] init];            [postBody appendData:[[NSString stringWithFormat:@"\r\n\r\n--%@\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];            [postBody appendData:[[NSString stringWithString:@"Content-Disposition: form-data; name=\"title\"\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];            [postBody appendData:[[NSString stringWithString:@"lighttable"] dataUsingEncoding:NSUTF8StringEncoding]];  // So Light Table show up as source in Twitter post            NSString *imageFileName = [NSString stringWithFormat:@"photo.jpeg"];            [postBody appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];            [postBody appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"upload\"; filename=\"%@\"\r\n",imageFileName] dataUsingEncoding:NSUTF8StringEncoding]];            [postBody appendData:[@"Content-Type: image/jpeg\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]];             [postBody appendData:imageData];                [postBody appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];                [postBody appendData:[[NSString stringWithString:@"Content-Disposition: form-data; name=\"password\"\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];            [postBody appendData:[[NSString stringWithString:@"lighttablexxxxxxxx"] dataUsingEncoding:NSUTF8StringEncoding]];                  [postBody appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];    [aRequest setDelegate:self];            [aRequest appendPostData:postBody];        [aRequest setRequestMethod:@"POST"];              [aRequest startAsynchronous];                [postBody release];    [aRequest release];}
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