swift文件上传及表单提交

最新推荐文章于 2025-05-30 09:08:32 发布

转载最新推荐文章于 2025-05-30 09:08:32 发布 · 2.9k 阅读

本文介绍如何使用Swift实现文件上传及表单提交功能，包括设置请求头、构造请求体、处理响应等步骤，并提供了完整的代码示例。

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http://www.th7.cn/Program/IOS/201412/324856.shtml

http://blog.163.com/dmc_/blog/static/2406440852014111911447600/

多图片上传：https://github.com/zhangao0086/DKImagePickerController

转载本站文章请注明出处：爱代码 http://blog.vlian888.com/?p=105

swift文件上传及表单提交

站在墙角的猫 IOS 2015-05-11 16:53 0 160

var carData:NSMutableDictionary = NSMutableDictionary();

var request:NSMutableURLRequest = NSMutableURLRequest();

        request.URL = NSURL(string: "YOUR URL ADDR");

        request.HTTPMethod = "POST";

        request.timeoutInterval = 10;

        var body:NSMutableData = NSMutableData();

        //设置表单分隔符

        var boundary:NSString = "----------------------1465789351321346";

        var contentType = NSString(format: "multipart/form-data;boundary=%@", boundary);

        request.addValue(contentType, forHTTPHeaderField: "Content-Type");

        //写入Info内容

        var keys:NSArray = carData.allKeys;

        for key in keys{

            body.appendData(NSString(format: "--%@\r\n", boundary).dataUsingEncoding(NSUTF8StringEncoding)!);

            body.appendData(NSString(format: "Content-Disposition:form-data;name=\"%@\"\r\n\r\n", key as NSString).dataUsingEncoding(NSUTF8StringEncoding)!);

//如果有中文进行UTF8编码
            body.appendData("\(carData.objectForKey(key) as String)\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)

        //写入图片内容

        var ImgPath = NSHomeDirectory()+(carData.valueForKey("imageSrc") as String);

        println(ImgPath)

        body.appendData(NSString(format: "--%@\r\n", boundary).dataUsingEncoding(NSUTF8StringEncoding)!);

        body.appendData(NSString(format: "Content-Disposition:form-data;name=\"%@\";filename=\"\(ImgPath)\"\r\n", "userfile").dataUsingEncoding(NSUTF8StringEncoding)!);

        var imageData:NSData = UIImageJPEGRepresentation(UIImage(contentsOfFile: ImgPath), 1);

        body.appendData("Content-Type:image/jpeg\r\n\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)

        body.appendData(imageData);

        body.appendData("\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)

        //写入尾部

        body.appendData(NSString(format: "--%@--\r\n", boundary).dataUsingEncoding(NSUTF8StringEncoding)!);

        request.HTTPBody = body;

        var urlResponse:NSHTTPURLResponse? = nil;

        var error:NSError? = NSError();

//第三方判断网络是否连接

        if IJReachability.isConnectedToNetwork() {

            NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue()) { (response, data, error) -> Void in

                if(error == nil){

                    var json:NSDictionary = NSJSONSerialization.JSONObjectWithData(data, options: NSJSONReadingOptions.MutableContainers, error: nil) as NSDictionary;

                    dispatch_async(dispatch_get_main_queue(), {

                        loading.mode = MBProgressHUDMode.Text;

                        if(json["success"] != nil){

//MBProgressHUD提示插件

                            loading.mode = MBProgressHUDMode.CustomView;

                            loading.customView = UIImageView(image: UIImage(named: "37x-Checkmark"))

                            loading.labelText = "上传成功";

                        }else if(json["failed"] != nil){

                            loading.labelText = json["failed"] as String;

                        loading.hide(true, afterDelay: 1);

                       // println(json);

})

                }else{

                    dispatch_async(dispatch_get_main_queue(), {

                        loading.mode = MBProgressHUDMode.Text;

                        loading.labelText = error.localizedDescription;

                        loading.hide(true, afterDelay: 1);

                        println(error.localizedDescription);

})

        }else{

            loading.mode = MBProgressHUDMode.CustomView;

            loading.customView = UIImageView(image: UIImage(named: "Wrongmark"))

            loading.labelText = noNetworkMsg;

            loading.hide(true, afterDelay: 1);

效果图: