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- var files = [];
- var sendingOffset = 0;
- var lastRequest = '';
- var dataView;
- var filesCount = 0;
- var currentUploadingFile = 0;
- var uploadOrder = [];
- var uploadingInProgress = 0;
- var fileUploadRequest;
- var chunkSize = 128;
- var totalUploaded = 0;
- var tpl = '<li class="working" id="file%filenum%"><div class="chart" id="graph%filenum%" data-percent="0"></div><p>%filename%<i>%filesize%</i></p><span class="delete" id="fileStatus%filenum%" onclick="DeleteFiles(%filenum%);"></span></li>';
- document.addEventListener("DOMContentLoaded", function() {
- var dropbox;
- dropbox = document.getElementById("dropbox");
- dropbox.addEventListener("dragenter", dragenter, false);
- dropbox.addEventListener("dragover", dragover, false);
- dropbox.addEventListener("drop", drop, false);
- UpdateFileList();
- UploadDir("http");
- });
- function dragenter(e) {
- e.stopPropagation();
- e.preventDefault();
- }
- function dragover(e) {
- e.stopPropagation();
- e.preventDefault();
- }
- function drop(e) {
- e.stopPropagation();
- e.preventDefault();
- var dt = e.dataTransfer;
- handleFiles(dt.files);
- }
- function handleFiles(tfiles) {
- var filesCount = tfiles.length;
- files = tfiles;
- currentUploadingFile = 0;
- uploadOrder = [];
- sendingOffset = 0;
- lastRequest = '';
- document.getElementById('fileList').innerHTML = '';
- var fileNames = {};
- for (var i = 0; i < filesCount; i++) {
- fileNames[uploadDir + tfiles[i].name] = i;
- }
- Keys(fileNames).sort(function(a,b){var c=a.toLowerCase(),d=b.toLowerCase();return c<d?-1:c>d?1:0}).forEach(function(item) {
- var i = fileNames[item];
- var append = tpl.replace(/%filename%/g, uploadDir + tfiles[i].name);
- append = append.replace(/%filesize%/g, formatFileSize(tfiles[i].size));
- append = append.replace(/%filenum%/g, i);
- document.getElementById('fileList').insertAdjacentHTML('beforeend', append);
- UpdateGraph(0, i);
- uploadOrder.push(i);
- });
- }
- function DeleteFiles(filenum) {
- var elem = document.getElementById('file' + filenum.toString());
- elem.parentNode.removeChild(elem);
- if (uploadingInProgress) {
- if (parseInt(filenum) != uploadOrder[currentUploadingFile]) {
- for (var i = 0; i < uploadOrder.length; i++) {
- if (uploadOrder[i] == filenum) {
- delete uploadOrder[i];
- }
- }
- }
- else {
- uploadingInProgress = 0;
- RemoveFile(files[uploadOrder[currentUploadingFile]].name + '.dnl');
- for (var i = 0; i < uploadOrder.length; i++) {
- if (uploadOrder[i] == filenum) {
- delete uploadOrder[i];
- }
- }
- currentUploadingFile++;
- totalUploaded = 0;
- sendingOffset = 0;
- lastRequest = '';
- fileUploadRequest.abort();
- fileUploadRequest = 0;
- UploadFiles();
- }
- }
- else {
- for (var i = 0; i < uploadOrder.length; i++) {
- if (uploadOrder[i] == filenum) {
- delete uploadOrder[i];
- }
- }
- }
- }
- function UploadFiles() {
- if (uploadOrder[currentUploadingFile] === undefined) {
- uploadingInProgress = 0;
- if (currentUploadingFile < files.length - 1) {
- currentUploadingFile++;
- UploadFiles();
- }
- return;
- }
- var fileNum = uploadOrder[currentUploadingFile];
- var file = files[fileNum];
- var chunkLen = 0;
- var filedata = '';
- uploadingInProgress = 1;
- var fr = new FileReader();
- fr.onload = function() {
- dataView = null;
- dataView = new Uint8Array(fr.result);
- if (file.size <= chunkSize) {
- sendingOffset = 0;
- chunkLen = file.size;
- for (var i = 0; i < dataView.length; i++) {
- if (dataView[i] < 16) {
- filedata += '0';
- }
- filedata += dataView[i].toString(16).toUpperCase();
- }
- }
- else {
- if (dataView.length - sendingOffset > chunkSize) {
- chunkLen = chunkSize;
- }
- else {
- chunkLen = dataView.length - sendingOffset;
- }
- for (var i = sendingOffset; i < sendingOffset + chunkLen; i++) {
- if (dataView[i] < 16) {
- filedata += '0';
- }
- filedata += dataView[i].toString(16).toUpperCase();
- }
- }
- fileUploadRequest = new XMLHttpRequest();
- fileUploadRequest.onreadystatechange = function() {
- if (fileUploadRequest.readyState != 4) return;
- if (fileUploadRequest.status == 200) {
- if (chunkLen + sendingOffset < dataView.length) {
- totalUploaded += chunkSize;
- UpdateGraph(Math.round((totalUploaded / file.size) * 100), uploadOrder[currentUploadingFile]);
- sendingOffset += chunkSize;
- UploadFiles();
- }
- else {
- var statusElement = document.getElementById('fileStatus' + uploadOrder[currentUploadingFile]);
- sendingOffset = 0;
- UpdateGraph(100, uploadOrder[currentUploadingFile]);
- uploadingInProgress = 0;
- UpdateFileList();
- totalUploaded = 0;
- if (statusElement) {
- statusElement.classList.add("uploaded");
- }
- if (currentUploadingFile < files.length) {
- currentUploadingFile++;
- UploadFiles();
- }
- }
- }
- else {
- UploadFiles();
- }
- fileUploadRequest = 0;
- }
- lastRequest = 'upload.lua?cmd=upload&filename=' + uploadDir + file.name + '&filesize=' + file.size + '&len=' + chunkLen + '&offset=' + sendingOffset + '&data=' + filedata;
- fileUploadRequest.timeout = 5000;
- fileUploadRequest.open('GET', lastRequest, true);
- fileUploadRequest.send();
- };
- fr.readAsArrayBuffer(file);
- }
- function UploadDir(dir) {
- if (uploadingInProgress == 0) {
- document.getElementById('dir').innerHTML = "/" + dir;
- uploadDir = dir;
- if (!(uploadDir == "")) {
- uploadDir += "/";
- }
- }
- }
- function formatFileSize(bytes) {
- if (typeof bytes !== 'number') {
- return '';
- }
- if (bytes >= 1073741824) {
- return (bytes / 1073741824).toFixed(2) + ' GB';
- }
- if (bytes >= 1048576) {
- return (bytes / 1048576).toFixed(2) + ' MB';
- }
- return (bytes / 1024).toFixed(2) + ' KB';
- }
- function UpdateGraph(percent, id) {
- var el = document.getElementById('graph' + id); // get canvas
- if (!el) {
- return;
- }
- var options = {
- percent: el.getAttribute('data-percent') || 0,
- size: el.getAttribute('data-size') || 48,
- lineWidth: el.getAttribute('data-line') || 8,
- rotate: el.getAttribute('data-rotate') || 0
- }
- var canvas = document.createElement('canvas');
- if (typeof(G_vmlCanvasManager) !== 'undefined') {
- G_vmlCanvasManager.initElement(canvas);
- }
- var ctx = canvas.getContext('2d');
- canvas.width = canvas.height = options.size;
- el.appendChild(canvas);
- ctx.translate(options.size / 2, options.size / 2); // change center
- ctx.rotate((-1 / 2 + options.rotate / 180) * Math.PI); // rotate -90 deg
- var radius = (options.size - options.lineWidth) / 2;
- function drawCircle(color, lineWidth, percent) {
- if (percent) {
- percent = Math.min(Math.max(0, percent), 1);
- ctx.beginPath();
- ctx.arc(0, 0, radius, 0, Math.PI * 2 * percent, false);
- ctx.strokeStyle = color;
- ctx.lineCap = 'round'; // butt, round or square
- ctx.lineWidth = lineWidth
- ctx.stroke();
- }
- };
- options.percent = percent;
- drawCircle('#2e3134', options.lineWidth + 1, 100 / 100);
- drawCircle('#007a96', options.lineWidth, options.percent / 100);
- }
- function Keys(obj) {
- var keys = [];
- for(var key in obj){
- if(obj.hasOwnProperty(key)){
- keys.push(key);
- }
- }
- return keys;
- }
- function UpdateFileList() {
- var fileListRequest = new XMLHttpRequest();
- fileListRequest.onreadystatechange = function() {
- if (fileListRequest.readyState != 4) return;
- if (fileListRequest.status == 200) {
- var fileInfo = JSON.parse(fileListRequest.responseText);
- var fileList = fileInfo['files'];
- document.getElementById('fileInfo').innerHTML = '';
- var tpl = '<li class="working"><p style="left: 30px;">%filenamelink%<i>%filesize%</i></p><span class="delete" id="fileStatus" onclick="RemoveFile(\'%filename%\');"></span></li>';
- var tplTotal = '<li class="working"><p style="left: 30px;">Used:<i>%used%</i></p></li><li class="working"><p style="left: 30px;">Free:<i>%free%</i></p></li><li class="working"><p style="left: 30px;">Total:<i>%total%</i></p></li>';
- var append, link;
- Keys(fileList).sort(function(a,b){var c=a.toLowerCase(),d=b.toLowerCase();return c<d?-1:c>d?1:0}).forEach(function(item) {
- if (!item.match(/\.lc$/ig) && item.match(/^http\//ig)) {
- link = item.replace(/\.gz$/g, '').replace(/^http\//g, '');
- append = tpl.replace(/%filenamelink%/g, '<a href="' + link + '" target="_blank">' + item + '</a>');
- }
- else {
- append = tpl.replace(/%filenamelink%/g, item);
- }
- append = append.replace(/%filename%/g, item);
- append = append.replace(/%filesize%/g, formatFileSize(parseInt(fileList[item])));
- document.getElementById('fileInfo').insertAdjacentHTML('beforeend', append);
- });
- append = tplTotal.replace(/%used%/g, formatFileSize(parseInt(fileInfo['used'])));
- append = append.replace(/%free%/g, formatFileSize(parseInt(fileInfo['free'])));
- append = append.replace(/%total%/g, formatFileSize(parseInt(fileInfo['total'])));
- document.getElementById('fileInfo').insertAdjacentHTML('beforeend', append);
- }
- else {
- }
- fileListRequest = null;
- }
- fileListRequest.open('GET', 'upload.lua?cmd=list', true);
- fileListRequest.send();
- }
- function RemoveFile(name) {
- var fileRemoveRequest = new XMLHttpRequest();
- fileRemoveRequest.onreadystatechange = function() {
- if (fileRemoveRequest.readyState != 4) return;
- if (fileRemoveRequest.status == 200) {
- UpdateFileList();
- }
- }
- fileRemoveRequest.open('GET', 'upload.lua?cmd=remove&filename=' + name, true);
- fileRemoveRequest.send();
- }
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