[ActionScript 3.0] AS向php发送二进制数据方法之——在URLRequest中构造HTTP协议发送数据...

主类HTTPSendPHP.as

1 package 2 { 3import com.JPEGEncoder.JPGEncoder; 4import com.fylib.httpRequest.HttpRequestBuilder; 5import com.fylib.httpRequest.HttpRequestBuilderConsts; 6import flash.display.Bitmap; 7import flash.display.BitmapData; 8import flash.display.Loader; 9import flash.display.Sprite;10import flash.events.Event;11import flash.events.HTTPStatusEvent;12import .URLLoader;13import .URLRequest;14import flash.utils.ByteArray;15 16/**17 * ...18 * @author Frost.Yen19 */20public class HTTPSendPHP extends Sprite21{22 private var bmp:Bitmap;23 public function HTTPSendPHP()24 {25 var ldr:Loader = new Loader ;26 ldr.load(new URLRequest("image.jpg"));27 //加载的图片;28 ldr.contentLoaderInfo.addEventListener(PLETE,onComplete);29 }30 31 private function onComplete(e:Event):void32 {33 var bmpd:BitmapData = e.target.content as Bitmap.bitmapData;34 var jpgEncoder:JPGEncoder = new JPGEncoder(80);//图片质量35 var jpgStream:ByteArray = jpgEncoder.encode(bmpd);//将图片数据转换成ByteArray存储36 37 var HttpR:HttpRequestBuilder = new HttpRequestBuilder("php端地址");//php端地址38 HttpR.writeImage("图片变量","图片名称",HttpRequestBuilderConsts.JPG,jpgStream);39 //图片变量如："data[Image][name]";40 HttpR.writeHttpEnd();41 HttpR.writeSeparator();42 43 var loader:URLLoader = new URLLoader ;44 var request:URLRequest = HttpR.getURLrequest();45 loader.load(request);46 loader.addEventListener(HTTPStatusEvent.HTTP_STATUS,httpStatusHandler);47 loader.addEventListener(PLETE,onSendComplete);48 }49 50 private function onSendComplete(e:Event):void51 {52 trace("complete");53 }54 55 private function httpStatusHandler(e:HTTPStatusEvent):void56 {57 trace(("status is " + e.status));58 }59}60 61 }

其他类

1 package com.fylib.httpRequest 2 { 3import .URLRequest; 4import .URLRequestMethod; 5import .URLVariables; 6import flash.utils.ByteArray; 7 8/** 9 * ... 10 * @author 11 */ 12public class HttpRequestBuilder 13{ 14 /** 15 * 构造的URLRequest 16 */ 17 private var _request:URLRequest; 18 /** 19 * 构造的二进制ByteArray 20 */ 21 private var _byteArray:ByteArray; 22 /** 23 * Http协议分割符 24 */ 25 private var _separator:String; 26 /** 27 * 标志位 是否填写HTTP文件尾 28 */ 29 private var PROTOCAL_END_SET:Boolean = false; 30 31 public function HttpRequestBuilder($url:String,$separator:String="7d86d710144a") 32 { 33 //初始化 34 this._separator = $separator; 35 this._request = new URLRequest($url); 36 this._request.method = URLRequestMethod.POST; 37 this._request.contentType = "multipart/form-data; boundary=---------------------------" + this._separator; 38 this._byteArray = new ByteArray ; 39 } 40 41 /* 42* 写入变量 43* @param $name 写入的变量名 44* @param $value 写入的变量值 45*/ 46 public function writeVariable($name:String,$value:String):void 47 { 48 writeSeparator(); 49 _byteArray.writeUTFBytes(((("Content-Disposition: form-data; name=\"" + $name) + "\"\r\n\r\n") + $value)); 50 } 51 52 /* 53* 写入图片 54* @param $name 变量名 55* @param $filename 图片文件名 56* @param $type 图片类型，在HttpRequestBuilderConsts下定义 57* @param $content 图片二进制数据 58*/ 59 public function writeImage($name:String,$filename:String,$type:String,$content:ByteArray):void 60 { 61 writeSeparator(); 62 _byteArray.writeUTFBytes((((((("Content-Disposition: form-data; name=\"" + $name) + "\"; filename=\"") + $filename) + "\"\r\nContent-Type: ") + $type) + "\r\n\r\n")); 63 _byteArray.writeBytes($content); 64 } 65 66 /* 67* 构造HTTP分割线 68*/ 69 public function writeSeparator():void 70 { 71 _byteArray.writeUTFBytes((("\r\n-----------------------------" + separator) + "\r\n")); 72 } 73 74 /* 75* 构造HTTP结尾,只能调用一次，二次调用会抛出错误 76*/ 77 public function writeHttpEnd():void 78 { 79 if (! PROTOCAL_END_SET) 80 { 81 _byteArray.writeUTFBytes((("\r\n-----------------------------" + separator) + "--")); 82 PROTOCAL_END_SET = true; 83 } 84 else 85 { 86 throw new Error("Write the Http End More Than Once"); 87 } 88 } 89 90 /* 91* 获取构造好的URLRequest 92*/ 93 public function getURLrequest():URLRequest 94 { 95 return this.request; 96 } 97 98 //get set 99 public function get separator():String100 {101 return _separator;102 }103 /*public function set separator(value:String):void104 {105 //TODO 替换之前写入的内容106 _separator = value;107 }*/108 109 /*110* 获取前会检查是否写入HTTP结尾，未调用的话会报错111*/112 public function get request():URLRequest113 {114 if (! PROTOCAL_END_SET)115 {116 throw new Error("Havn't Write the Http End Yet");117 }//??还是应该自动构造118 _request.data = _byteArray;119 return _request;120 }121}122 123 }

1 package com.fylib.httpRequest 2 { 3/** 4 * ... 5 * @author 6 */ 7public class HttpRequestBuilderConsts 8{ 9 public static const JPG:String = "image/jpeg";10 public static const PNG:String = "image/x-png";11 12 public function HttpRequestBuilderConsts()13 {14 15 }16 17}18 19 }