php上传二进制数据流

<form action="提交到处理地址" method="post" enctype="multipart/form-data" class="form-horizontal"> <div class="form-group"> <label class="col-lg-2 col-sm-2 control-label">上传图片</label> <div class="col-lg-4"> <input type="file" name="photo"> </div> </div> <div class="form-group"> <div class="col-lg-offset-2 col-lg-4"> <button type="submit" name="submit" class="btn btn-default">确定</button> </div> </div> </form> // 用来处理上传的数据流代码 public function imgApp(){ //方式一：电脑上传文件 $image = $_FILES["photo"]["tmp_name"]; $fp = fopen($image, "r"); $file = fread($fp, $_FILES["photo"]["size"]); //二进制数据流 //保存地址 $imgDir = './Uploads/'; //要生成的图片名字 $filename = date("Ym")."/".md5(time().mt_rand(10, 99)).".png"; //新图片名称 $newFilePath = $imgDir.$filename; $data = $file; $newFile = fopen($newFilePath,"w"); //打开文件准备写入 fwrite($newFile,$data); //写入二进制流到文件 fclose($newFile); //关闭文件 //写入数据库 $arr = array( "uid" => 1, //用户id "cid" => 1, //分类id "a_title" => $_POST["a_title"], //标题 "a_content" => $_POST["a_content"], //内容 "photo" => $filename, //图片路径 "a_urgent" => $_POST['status'] == 'on' ? 0 : 1, //是否急需 "add_time" => time(), //创建时间 ); if(empty($arr["a_title"])){ $this->error("标题不为空"); } else if(empty($arr["a_content"])) { $this->error("内容不为空"); } if($db = M("answer")->add($arr)){ $this->success("保存成功", "demo2"); } else { $this->error("失败"); } } <?php /** php 发送流文件 * @param String $url 接收的路径 * @param String $file 要发送的文件 * @return boolean */ function sendStreamFile($url, $file){ if(file_exists($file)){ $opts = array( 'http' => array( 'method' => 'POST', 'header' => 'content-type:application/x-www-form-urlencoded', 'content' => file_get_contents($file) ) ); $context = stream_context_create($opts); $response = file_get_contents($url, false, $context); $ret = json_decode($response, true); return $ret['success']; }else{ return false; } } $ret = sendStreamFile('http://localhost/fdipzone/receiveStreamFile.php', 'send.txt'); var_dump($ret); ?> <?php /** php 接收流文件 * @param String $file 接收后保存的文件名 * @return boolean */ function receiveStreamFile($receiveFile){ $streamData = isset($GLOBALS['HTTP_RAW_POST_DATA'])? $GLOBALS['HTTP_RAW_POST_DATA'] : ''; if(empty($streamData)){ $streamData = file_get_contents('php://input'); } if($streamData!=''){ $ret = file_put_contents($receiveFile, $streamData, true); }else{ $ret = false; } return $ret; } $receiveFile = 'receive.txt'; $ret = receiveStreamFile($receiveFile); echo json_encode(array('success'=>(bool)$ret)); ?>