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441 lines
12 KiB
JavaScript
441 lines
12 KiB
JavaScript
$(function(){
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var filemanager = $('.filemanager'),
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breadcrumbs = $('.breadcrumbs'),
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fileList = filemanager.find('.data');
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// Start by fetching the file data from scan.php with an AJAX request
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$.get('scan.php', function(data) {
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var response = [data],
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currentPath = '',
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breadcrumbsUrls = [];
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var folders = [],
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files = [];
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// This event listener monitors changes on the URL. We use it to
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// capture back/forward navigation in the browser.
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$(window).on('hashchange', function(){
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goto(window.location.hash);
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// We are triggering the event. This will execute
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// this function on page load, so that we show the correct folder:
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}).trigger('hashchange');
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// Hiding and showing the search box
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filemanager.find('.search').click(function(){
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var search = $(this);
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search.find('span').hide();
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search.find('input[type=search]').show().focus();
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});
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// Listening for keyboard input on the search field.
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// We are using the "input" event which detects cut and paste
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// in addition to keyboard input.
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filemanager.find('input').on('input', function(e){
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folders = [];
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files = [];
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var value = this.value.trim();
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if(value.length) {
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filemanager.addClass('searching');
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// Update the hash on every key stroke
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window.location.hash = 'search=' + value.trim();
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}
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else {
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filemanager.removeClass('searching');
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window.location.hash = encodeURIComponent(currentPath);
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}
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}).on('keyup', function(e){
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// Clicking 'ESC' button triggers focusout and cancels the search
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var search = $(this);
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if(e.keyCode == 27) {
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search.trigger('focusout');
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}
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}).focusout(function(e){
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// Cancel the search
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var search = $(this);
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if(!search.val().trim().length) {
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window.location.hash = encodeURIComponent(currentPath);
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search.hide();
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search.parent().find('span').show();
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}
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});
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// Clicking on folders
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fileList.on('click', 'li.folders', function(e){
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e.preventDefault();
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var nextDir = $(this).find('a.folders').attr('href');
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if(filemanager.hasClass('searching')) {
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// Building the breadcrumbs
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breadcrumbsUrls = generateBreadcrumbs(nextDir);
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filemanager.removeClass('searching');
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filemanager.find('input[type=search]').val('').hide();
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filemanager.find('span').show();
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}
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else {
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breadcrumbsUrls.push(nextDir);
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}
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window.location.hash = encodeURIComponent(nextDir);
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currentPath = nextDir;
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});
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// Clicking on breadcrumbs
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breadcrumbs.on('click', 'a', function(e){
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e.preventDefault();
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var index = breadcrumbs.find('a').index($(this)),
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nextDir = breadcrumbsUrls[index];
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breadcrumbsUrls.length = Number(index);
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window.location.hash = encodeURIComponent(nextDir);
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});
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function getCookie(cname) {
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var name = cname + "=";
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var decodedCookie = decodeURIComponent(document.cookie);
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var ca = decodedCookie.split(';');
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for(var i = 0; i < ca.length; i++) {
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var c = ca[i];
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while (c.charAt(0) == ' ') {
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c = c.substring(1);
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}
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if (c.indexOf(name) == 0) {
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return c.substring(name.length, c.length);
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}
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}
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return "";
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}
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// Navigates to the given hash (path)
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function goto(hash) {
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hash = decodeURIComponent(hash).slice(1).split('=');
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if (hash.length) {
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var rendered = '';
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// if hash has search in it
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if (hash[0] === 'search') {
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filemanager.addClass('searching');
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rendered = searchData(response, hash[1].toLowerCase());
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if (rendered.length) {
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currentPath = hash[0];
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render(rendered);
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}
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else {
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render(rendered);
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}
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}
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// if hash is some path
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else if (hash[0].trim().length) {
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rendered = searchByPath(hash[0]);
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if (rendered.length) {
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currentPath = hash[0];
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breadcrumbsUrls = generateBreadcrumbs(hash[0]);
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render(rendered);
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}
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else {
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currentPath = hash[0];
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breadcrumbsUrls = generateBreadcrumbs(hash[0]);
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render(rendered);
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}
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}
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// if there is no hash
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else {
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currentPath = data.path;
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breadcrumbsUrls.push(data.path);
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render(searchByPath(data.path));
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}
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}
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}
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// Splits a file path and turns it into clickable breadcrumbs
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function generateBreadcrumbs(nextDir){
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var path = nextDir.split('/').slice(0);
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for(var i=1;i<path.length;i++){
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path[i] = path[i-1]+ '/' +path[i];
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}
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return path;
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}
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// Locates a file by path
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function searchByPath(dir) {
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var path = dir.split('/'),
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demo = response,
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flag = 0;
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for(var i=0;i<path.length;i++){
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for(var j=0;j<demo.length;j++){
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if(demo[j].name === path[i]){
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flag = 1;
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demo = demo[j].items;
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break;
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}
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}
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}
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demo = flag ? demo : [];
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return demo;
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}
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// Recursively search through the file tree
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function searchData(data, searchTerms) {
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data.forEach(function(d){
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if(d.type === 'folder') {
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searchData(d.items,searchTerms);
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if(d.name.toLowerCase().match(searchTerms)) {
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folders.push(d);
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}
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}
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else if(d.type === 'file') {
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if(d.name.toLowerCase().match(searchTerms)) {
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files.push(d);
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}
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}
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});
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return {folders: folders, files: files};
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}
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// Render the HTML for the file manager
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function render(data) {
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var scannedFolders = [],
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scannedFiles = [];
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if(Array.isArray(data)) {
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data.forEach(function (d) {
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if (d.type === 'folder') {
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scannedFolders.push(d);
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}
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else if (d.type === 'file') {
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scannedFiles.push(d);
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}
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});
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}
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else if(typeof data === 'object') {
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scannedFolders = data.folders;
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scannedFiles = data.files;
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}
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// Empty the old result and make the new one
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fileList.empty().hide();
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if(!scannedFolders.length && !scannedFiles.length) {
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filemanager.find('.nothingfound').show();
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}
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else {
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filemanager.find('.nothingfound').hide();
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}
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if(scannedFolders.length) {
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scannedFolders.forEach(function(f) {
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var itemsLength = f.items.length,
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name = escapeHTML(f.name),
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icon = '<span class="icon folder"></span>';
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// Function need to checked by MR! -> Otherwise delete!!!
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// icon = '<span class="icon folder"></span>',
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// iconpath = 'images/icons/' + f.path + '.png';
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// function imageExists(image_url){
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// var http = new XMLHttpRequest();
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// http.open('HEAD', image_url, false);
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// http.send();
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//
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// return http.status != 404;
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// }
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// if (imageExists(iconpath)) {
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// icon = '<div style="display:inline-block;margin:5px 5px 5px 5px;border-radius:8px;width:100px;height:100px;background-position: center center;background-size: cover; background-repeat:no-repeat;background-image: url(\'' +iconpath + '\');"></div>';
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// } else if(itemsLength) {
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// icon = '<span class="icon folder full"></span>';
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// }
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if(itemsLength) {
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icon = '<span class="icon folder full"></span>';
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}
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if(itemsLength == 1) {
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itemsLength += ' item';
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}
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else if(itemsLength > 1) {
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itemsLength += ' items';
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}
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else {
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itemsLength = 'Empty';
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}
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var folder = $('<li class="folders"><a href="'+ f.path +'" title="'+ f.path +'" class="folders">'+icon+'<span class="name">' + name + '</span> <span class="details">' + itemsLength + '</span><span class="watchStatus"></span></a></li>');
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fileList.append(folder)
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});
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}
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if(scannedFiles.length) {
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scannedFiles.forEach(function(f) {
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var fileSize = bytesToSize(f.size),
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name = escapeHTML(f.name),
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fileType = name.split('.'),
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icon = '<span class="icon file"></span>';
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fileType = fileType[fileType.length-1];
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if (fileType == "db") {
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return;
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}
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if (fileType == "jpg") {
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icon = '<div style="display:inline-block;margin:20px 30px 0px 25px;border-radius:8px;width:60px;height:70px;background-position: center center;background-size: cover; background-repeat:no-repeat;background-image: url(\'' + f.path + '\');"></div>';
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var file = $('<li class="files"><a data-fancybox="images" href="'+ f.path+'" title="'+ f.path +'" target="_blank" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span></a></li>');
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} else if (fileType == "jpeg") {
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icon = '<div style="display:inline-block;margin:20px 30px 0px 25px;border-radius:8px;width:60px;height:70px;background-position: center center;background-size: cover; background-repeat:no-repeat;background-image: url(\'' + f.path + '\');"></div>';
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var file = $('<li class="files"><a data-fancybox="images" href="'+ f.path+'" title="'+ f.path +'" target="_blank" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span></a></li>');file.appendTo(fileList);
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} else if (fileType == "png") {
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icon = '<div style="display:inline-block;margin:20px 30px 0px 25px;border-radius:8px;width:60px;height:70px;background-position: center center;background-size: cover; background-repeat:no-repeat;background-image: url(\'' + f.path + '\');"></div>';
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var file = $('<li class="files"><a data-fancybox="images" href="'+ f.path+'" title="'+ f.path +'" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span></a></li>');file.appendTo(fileList);
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} else if (fileType == "gif") {
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icon = '<div style="display:inline-block;margin:20px 30px 0px 25px;border-radius:8px;width:60px;height:70px;background-position: center center;background-size: cover; background-repeat:no-repeat;background-image: url(\'' + f.path + '\');"></div>';
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var file = $('<li class="files"><a data-fancybox="images" href="'+ f.path+'" title="'+ f.path +'" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span></a></li>');file.appendTo(fileList);
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} else {
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icon = '<span class="icon file f-'+fileType+'">.'+fileType+'</span>';
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}
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if (fileType == "mp4") {
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// adding watched courses to cookie information - dev
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//var arr = ['001 - Course Introduction.mp4', 'bar', 'Home/IT Basics and Sysadmin Topics/DNS and BIND Deep Dive/004 - DNS Concepts - Terms and Definitions.mp4'];
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//var json_str = JSON.stringify(arr);
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//setCookie('watchedVideoArray', json_str);
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var style="";
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// https://stackoverflow.com/questions/2980143/i-want-to-store-javascript-array-as-a-cookie/2980163
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// get saved cookie information
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var json_str=getCookie("watchedVideoArray");
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if (json_str != "") {
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var arr_watchstatus = JSON.parse(json_str);
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if (arr_watchstatus.includes(f.path)) {
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style='style="display: inline;"';
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}
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}
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var file = $('<li class="files"><a data-fancybox data-src="'+ f.path+'" title="'+ f.path +'" href="#" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span><span class="watchStatus" id="notWatchedJet">❌</span><span class="watchStatus" id="nowWatched"' + style + '>✅</span></a></li>');
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} else {
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var file = $('<li class="files"><a href="'+ f.path+'" title="'+ f.path +'" target="_blank" class="files">'+icon+'<span class="name">'+ name +'</span> <span class="details">'+fileSize+'</span></a></li>');
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}
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file.appendTo(fileList);
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});
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}
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// Generate the breadcrumbs
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var url = '';
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if(filemanager.hasClass('searching')){
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url = '<span>Search results: </span>';
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fileList.removeClass('animated');
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}
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else {
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fileList.addClass('animated');
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breadcrumbsUrls.forEach(function (u, i) {
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var name = u.split('/');
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if (i !== breadcrumbsUrls.length - 1) {
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url += '<a href="'+u+'"><span class="folderName">' + name[name.length-1] + '</span></a> <span class="arrow">→</span> ';
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document.getElementById("backButton").href = "#"+u;
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}
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else {
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url += '<span class="folderName">' + name[name.length-1] + '</span>';
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}
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});
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}
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breadcrumbs.text('').append(url);
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// Show the generated elements
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fileList.fadeIn();
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}
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// This function escapes special html characters in names
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function escapeHTML(text) {
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return text.replace(/\&/g,'&').replace(/\</g,'<').replace(/\>/g,'>');
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}
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// Convert file sizes from bytes to human readable units
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function bytesToSize(bytes) {
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var sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
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if (bytes == 0) return '0 Bytes';
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var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
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return Math.round(bytes / Math.pow(1024, i), 2) + ' ' + sizes[i];
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}
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});
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});
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