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diyUpload - jQuery多张图片批量上传插件

时间:2020-07-24 23:39:52

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diyUpload - jQuery多张图片批量上传插件

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一款支持多个图片文件批量上传插件代码下载,下载包里有服务端获取图片方法,是php语言。/** 服务器地址,成功返回,失败返回参数格式依照jquery.ajax习惯;* 其他参数同WebUploader*/$("#test").diyUpload({ url:"server/fileupload.php", success:function( data ) { console.info( data ); }, error:function( err ) { console.info( err ); }});$("#as").diyUpload({ url:"server/fileupload.php", success:function( data ) { console.info( data ); }, error:function( err ) { console.info( err ); }, buttonText : "选择文件", chunked:true, // 分片大小 chunkSize:512 * 1024, //最大上传的文件数量, 总文件大小,单个文件大小(单位字节); fileNumLimit:50, fileSizeLimit:500000 * 1024, fileSingleSizeLimit:50000 * 1024, accept: {}});服务端用法php代码如下// Make sure file is not cached (as it happens for example on iOS devices)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");// Support CORS// header("Access-Control-Allow-Origin: *");// other CORS headers if any...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; }}// header("HTTP/1.0 500 Internal Server Error");// exit;// 5 minutes execution time@set_time_limit(5 * 60);// Uncomment this one to fake upload timeusleep(5000);// Settings// $targetDir = ini_get("upload_tmp_dir") . DIRECTORY_SEPARATOR . "plupload";$targetDir = "upload_tmp";$uploadDir = "upload";$cleanupTargetDir = true; // Remove old files$maxFileAge = 5 * 3600; // Temp file age in seconds// Create target dirif (!file_exists($targetDir)) { @mkdir($targetDir);}// Create target dirif (!file_exists($uploadDir)) { @mkdir($uploadDir);}// Get a file nameif (isset($_REQUEST["name"])) { $fileName = $_REQUEST["name"];} elseif (!empty($_FILES)) { $fileName = $_FILES["file"]["name"];} else { $fileName = uniqid("file_");}$md5File = @file("md5list.txt", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);$md5File = $md5File ? $md5File : array();if (isset($_REQUEST["md5"]) && array_search($_REQUEST["md5"], $md5File ) !== FALSE ) { die("{"jsonrpc" : "2.0", "result" : null, "id" : "id", "exist": 1}");}$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($_REQUEST["chunks"]) : 1;// Remove old temp filesif ($cleanupTargetDir) { if (!is_dir($targetDir) || !$dir = opendir($targetDir)) { die("{"jsonrpc" : "2.0", "error" : {"code": 100, "message": "Failed to open temp directory."}, "id" : "id"}"); } while (($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($dir);}// Open temp fileif (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) { die("{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}");}if (!empty($_FILES)) { if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) { die("{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to move uploaded file."}, "id" : "id"}"); } // Read binary input stream and append it to temp file if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) { die("{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}"); }} else { if (!$in = @fopen("php://input", "rb")) { die("{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}"); }}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 ( $done ) { if (!$out = @fopen($uploadPath, "wb")) { die("{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}"); } if ( flock($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);}// Return Success JSON-RPC responsedie("{"jsonrpc" : "2.0", "result" : null, "id" : "id"}");

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