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## 1.目录结构 ![](https://img.kancloud.cn/fe/6a/fe6ab7b8c410c40fff6ebd8926163bc4_327x408.png) ## **2.index.html代码** ~~~ <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta name="keywords" content="文件上传,图片上传" /> <link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.5/css/bootstrap.min.css"> <link rel="stylesheet" type="text/css" href="css/webuploader.css"> <link rel="stylesheet" type="text/css" href="css/style.css"> <style> .demo{min-width:360px;margin:30px auto;padding:10px 20px} .demo h3{line-height:40px; font-weight: bold;} .file-item{float: left; position: relative; width: 110px;height: 110px; margin: 0 20px 20px 0; padding: 4px;} .file-item .info{overflow: hidden;} .uploader-list{width: 100%; overflow: hidden;} </style> </head> <body> <div class="container"> <header> <div class="row"> <div class="col-md-3 col-xs-12"><h1 class="logo"><a href="http://www.helloweba.com" title="返回helloweba首页">helloweba</a></h1></div> <div class="col-md-9 text-right"><!--<script src="/js/ad_js/demo_topad.js" type="text/javascript"></script>--></div> </div> </header> <div class="row main"> <h2 class="top_title"><span class="glyphicon glyphicon-menu-left" aria-hidden="true"></span><a href="http://www.helloweba.com/view-blog-375.html">功能强大的上传控件 WebUploader</a></h2> <div class="demo"> <h3>1、文件上传</h3> <div id="uploadfile"> <!--用来存放文件信息--> <div id="thelist" class="uploader-list"></div> <div class="form-group form-inline"> <div id="picker" style="float:left">选择文件</div> &nbsp; <button id="ctlBtn" class="btn btn-default" style="padding:8px 15px;">开始上传</button> </div> </div> </div> <div class="demo"> <h3>2、图片上传</h3> <div id="uploadimg"> <div id="fileList" class="uploader-list"></div> <div id="imgPicker">选择图片</div> </div> </div> <!--<div class="ad_76090"><script src="/js/ad_js/bd_76090.js" type="text/javascript"></script></div><br/>--> <div class="demo"> <h3>3、高级上传</h3> <div id="uploader"> <div class="queueList"> <div id="dndArea" class="placeholder"> <div id="filePicker"></div> <p>或将照片拖到这里,单次最多可选1000张</p> </div> </div> <div class="statusBar" style="display:none;"> <div class="progress"> <span class="text">0%</span> <span class="percentage"></span> </div><div class="info"></div> <div class="btns"> <div id="filePicker2"></div><div class="uploadBtn">开始上传</div> </div> </div> </div> </div> </div> <footer> <p>Powered by helloweba.com 允许转载、修改和使用本站的DEMO,但请注明出处:<a href="http://www.helloweba.com">www.helloweba.com</a></p> </footer> </div> <script src="//cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script> <script type="text/javascript" src="./js/webuploader.min.js"></script> <script type="text/javascript" src="./js/upload.js"></script> <script> $(function(){ var $list = $('#thelist'), $btn = $('#ctlBtn'); var allMaxSize = 2048; //限制大小2048M,所有被选文件,超出选择不上 var uploader = WebUploader.create({ resize: false, // 不压缩image swf: 'js/uploader.swf', // swf文件路径 server: 'upload.php', // 文件接收服务端。 chunked: true, //是否要分片处理大文件上传 chunkSize:2*1024*1024, //分片上传,每片2M,默认是5M pick:{ id: '#picker', multiple: false // false 单选,true 多选 }, // 选择文件的按钮。可选 fileSizeLimit: allMaxSize*1024*1024, //限制大小2048M,所有被选文件,超出选择不上 //auto: false //选择文件后是否自动上传 // chunkRetry : 2, //如果某个分片由于网络问题出错,允许自动重传次数 //runtimeOrder: 'html5,flash', // accept: { // title: 'Images', // extensions: 'gif,jpg,jpeg,bmp,png', // mimeTypes: 'image/*' // } }); [TOC] // 当有文件被添加进队列的时候 uploader.on( 'fileQueued', function( file ) { $list.append( '<div id="' + file.id + '" class="item">' + '<h4 class="info">' + file.name + '</h4>' + '<p class="state">等待上传...</p>' + '</div>' ); }); // 文件上传过程中创建进度条实时显示。 uploader.on( 'uploadProgress', function( file, percentage ) { var $li = $( '#'+file.id ), $percent = $li.find('.progress .progress-bar'); // 避免重复创建 if ( !$percent.length ) { $percent = $('<div class="progress progress-striped active">' + '<div class="progress-bar" role="progressbar" style="width: 0%">' + '</div>' + '</div>').appendTo( $li ).find('.progress-bar'); } $li.find('p.state').text('上传中'); $percent.css( 'width', percentage * 100 + '%' ); }); // 文件上传成功 uploader.on( 'uploadSuccess', function( file, res ) { if(res.status==1){ $( '#'+file.id ).find('p.state').text('已上传'); }else{ $( '#'+file.id ).find('p.state').text(res.result.message); } }); // 验证大小 uploader.on("error",function (file){ if(file == "Q_EXCEED_SIZE_LIMIT"){ alert("非共享文件,限制单个文件大小不超过2G"); } }); // 文件上传失败,显示上传出错 uploader.on( 'uploadError', function( file ) { $( '#'+file.id ).find('p.state').text('上传出错'); }); // 完成上传完 uploader.on( 'uploadComplete', function( file ) { $( '#'+file.id ).find('.progress').fadeOut(); }); $btn.on('click', function () { if ($(this).hasClass('disabled')) { return false; } uploader.upload(); // if (state === 'ready') { // uploader.upload(); // } else if (state === 'paused') { // uploader.upload(); // } else if (state === 'uploading') { // uploader.stop(); // } }); }); //上传图片 // 初始化Web Uploader var uploader = WebUploader.create({ // 选完文件后,是否自动上传。 auto: true, # // swf文件路径 **************************一定要引入 swf: 'js/Uploader.swf', // 文件接收服务端。 server: 'upload.php', // 选择文件的按钮。可选。 // 内部根据当前运行是创建,可能是input元素,也可能是flash. pick: '#imgPicker', // 只允许选择图片文件。 accept: { title: 'Images', extensions: 'gif,jpg,jpeg,bmp,png', mimeTypes: 'image/*' } }); // 当有文件添加进来的时候 uploader.on( 'fileQueued', function( file ) { var $list = $("#fileList"), $li = $( '<div id="' + file.id + '" class="file-item thumbnail">' + '<img>' + '<div class="info">' + file.name + '</div>' + '</div>' ), $img = $li.find('img'); // $list为容器jQuery实例 $list.append( $li ); // 创建缩略图 // 如果为非图片文件,可以不用调用此方法。 // thumbnailWidth x thumbnailHeight 为 100 x 100 uploader.makeThumb( file, function( error, src ) { if ( error ) { $img.replaceWith('<span>不能预览</span>'); return; } $img.attr( 'src', src ); }, 100, 100 ); }); // 文件上传过程中创建进度条实时显示。 uploader.on( 'uploadProgress', function( file, percentage ) { var $li = $( '#'+file.id ), $percent = $li.find('.progress span'); // 避免重复创建 if ( !$percent.length ) { $percent = $('<p class="progress"><span></span></p>') .appendTo( $li ) .find('span'); } $percent.css( 'width', percentage * 100 + '%' ); }); // 文件上传成功,给item添加成功class, 用样式标记上传成功。 uploader.on( 'uploadSuccess', function( file ) { $( '#'+file.id ).addClass('upload-state-done'); }); // 文件上传失败,显示上传出错。 uploader.on( 'uploadError', function( file ) { var $li = $( '#'+file.id ), $error = $li.find('div.error'); // 避免重复创建 if ( !$error.length ) { $error = $('<div class="error"></div>').appendTo( $li ); } $error.text('上传失败'); }); // 完成上传完了,成功或者失败,先删除进度条。 uploader.on( 'uploadComplete', function( file ) { $( '#'+file.id ).find('.progress').remove(); }); </script> </body> </html> ~~~ ## **3.服务端代码** `~~~ <?php header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); header("Cache-Control: no-store, no-cache, must-revalidate"); header("Cache-Control: post-check=0, pre-check=0", false); header("Pragma: no-cache"); function show_json($status = 1, $return = NULL) { $ret = array('status' => $status, 'result' => array()); if (!is_array($return)) { if ($return) { $ret['result']['message'] = $return; } exit(json_encode($ret)); } else { $ret['result'] = $return; } exit(json_encode($ret)); } if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') { exit; // finish preflight CORS requests here } if ( !empty($_REQUEST['debug']) ) { $random = rand(0, intval($_REQUEST['debug']) ); if ( $random === 0 ) { header("HTTP/1.0 500 Internal Server Error"); exit; } } @set_time_limit(0); $targetDir = 'uploads/file_material_tmp'; $uploadDir = 'uploads/file_material/'.date('Ymd'); $cleanupTargetDir = true; // Remove old files $maxFileAge = 5 * 3600; // Temp file age in seconds $mode = 0777; // 0777 权限 // Create target dir if (!file_exists($targetDir)) { @mkdir($targetDir, $mode,true); @chmod($targetDir, $mode); } // Create target dir if (!file_exists($uploadDir)) { @mkdir($uploadDir, $mode, true); @chmod($uploadDir, $mode); } // Get a file name if (isset($_REQUEST["name"])) { $fileName = $_REQUEST["name"]; } elseif (!empty($_FILES)) { $fileName = $_FILES["file"]["name"]; } else { $fileName = uniqid("file_"); } $oldName = $fileName; $filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName; // $uploadPath = $uploadDir . DIRECTORY_SEPARATOR . $fileName; // Chunking might be enabled $chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0; $chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 1; // Remove old temp files if ($cleanupTargetDir) { if (!is_dir($targetDir) || !$dir = opendir($targetDir)) { show_json(100, 'Failed to open temp directory.'); } while (($file = readdir($dir)) !== false) { $tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file; // If temp file is current file proceed to the next if ($tmpfilePath == "{$filePath}_{$chunk}.part" || $tmpfilePath == "{$filePath}_{$chunk}.parttmp") { continue; } // Remove temp file if it is older than the max age and is not the current file if (preg_match('/\.(part|parttmp)$/', $file) && (@filemtime($tmpfilePath) < time() - $maxFileAge)) { @unlink($tmpfilePath); } } closedir($dir); } // Open temp file if (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) { show_json(102, 'Failed to open output stream.'); } if (!empty($_FILES)) { if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) { show_json(103, 'Failed to move uploaded file.'); } // Read binary input stream and append it to temp file if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) { show_json(101, 'Failed to open input stream.'); } } else { if (!$in = @fopen("php://input", "rb")) { show_json(101, 'Failed to open input stream.'); } } while ($buff = fread($in, 4096)) { fwrite($out, $buff); } @fclose($out); @fclose($in); rename("{$filePath}_{$chunk}.parttmp", "{$filePath}_{$chunk}.part"); $index = 0; $done = true; for( $index = 0; $index < $chunks; $index++ ) { if ( !file_exists("{$filePath}_{$index}.part") ) { $done = false; break; } } if ( $done ) { $pathInfo = pathinfo($fileName); $hashStr = substr(md5($pathInfo['basename']),8,16); $hashName = time() . $hashStr . '.' .$pathInfo['extension']; $uploadPath = $uploadDir . DIRECTORY_SEPARATOR .$hashName; if (!$out = @fopen($uploadPath, "wb")) { show_json(102, 'Failed to open output stream.'); } if ( flock($out, LOCK_EX) ) { for( $index = 0; $index < $chunks; $index++ ) { if (!$in = @fopen("{$filePath}_{$index}.part", "rb")) { break; } while ($buff = fread($in, 4096)) { fwrite($out, $buff); } @fclose($in); @unlink("{$filePath}_{$index}.part"); } flock($out, LOCK_UN); } @fclose($out); $response = [ 'success'=>true, 'oldName'=>$oldName, 'filePaht'=>$uploadPath, 'fileSuffixes'=>$pathInfo['extension'], 'hashName' => $hashName ]; // 当status返回1时,为上传成功,其他则失败 show_json(1, array('message' => '上传成功', 'info' => $response)); } show_json(200, array('message' => '上传成功中')); ?> ~~~`