/**

[0] Fix | Delete

* @class elFinder command "quicklook"

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* Fast preview for some files types

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*

[3] Fix | Delete

* @author Dmitry (dio) Levashov

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**/

[5] Fix | Delete

(elFinder.prototype.commands.quicklook = function() {

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"use strict";

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var self = this,

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fm = self.fm,

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/**

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* window closed state

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*

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* @type Number

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**/

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closed = 0,

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/**

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* window animated state

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*

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* @type Number

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**/

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animated = 1,

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/**

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* window opened state

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*

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* @type Number

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**/

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opened = 2,

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/**

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* window docked state

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*

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* @type Number

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**/

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docked = 3,

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/**

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* window docked and hidden state

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*

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* @type Number

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**/

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dockedhidden = 4,

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/**

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* window state

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*

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* @type Number

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**/

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state = closed,

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/**

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* Event name of update

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* for fix conflicts with Prototype.JS

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*

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* `@see https://github.com/Studio-42/elFinder/pull/2346

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* @type String

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**/

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evUpdate = Element.update? 'quicklookupdate' : 'update',

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/**

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* navbar icon class

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*

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* @type String

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**/

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navicon = 'elfinder-quicklook-navbar-icon',

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/**

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* navbar "fullscreen" icon class

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*

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* @type String

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**/

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fullscreen = 'elfinder-quicklook-fullscreen',

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/**

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* info wrapper class

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*

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* @type String

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*/

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infocls = 'elfinder-quicklook-info-wrapper',

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/**

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* Triger keydown/keypress event with left/right arrow key code

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*

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* @param Number left/right arrow key code

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* @return void

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**/

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navtrigger = function(code) {

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jQuery(document).trigger(jQuery.Event('keydown', { keyCode: code, ctrlKey : false, shiftKey : false, altKey : false, metaKey : false }));

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},

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/**

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* Return css for closed window

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*

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* @param jQuery file node in cwd

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* @return void

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**/

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closedCss = function(node) {

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var elf = fm.getUI().offset(),

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base = (function() {

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var target = node.find('.elfinder-cwd-file-wrapper');

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return target.length? target : node;

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})(),

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baseOffset = base.offset() || { top: 0, left: 0 };

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return {

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opacity : 0,

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width : base.width(),

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height : base.height() - 30,

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top : baseOffset.top - elf.top,

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left : baseOffset.left - elf.left

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};

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},

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/**

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* Return css for opened window

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*

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* @return void

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**/

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openedCss = function() {

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var contain = self.options.contain || fm.options.dialogContained,

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win = contain? fm.getUI() : jQuery(window),

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elf = fm.getUI().offset(),

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w = Math.min(width, win.width()-10),

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h = Math.min(height, win.height()-80);

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return {

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opacity : 1,

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width : w,

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height : h,

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top : parseInt((win.height() - h - 60) / 2 + (contain? 0 : win.scrollTop() - elf.top)),

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left : parseInt((win.width() - w) / 2 + (contain? 0 : win.scrollLeft() - elf.left))

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};

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},

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mediaNode = {},

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support = function(codec, name) {

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var node = name || codec.substr(0, codec.indexOf('/')),

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media = mediaNode[node]? mediaNode[node] : (mediaNode[node] = document.createElement(node)),

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value = false;

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try {

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value = media.canPlayType && media.canPlayType(codec);

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} catch(e) {}

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return (value && value !== '' && value != 'no')? true : false;

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},

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platformWin = (window.navigator.platform.indexOf('Win') != -1),

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/**

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* Opened window width (from config)

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*

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* @type Number

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**/

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width,

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/**

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* Opened window height (from config)

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*

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* @type Number

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**/

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height,

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/**

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* Previous style before docked

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*

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* @type String

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**/

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prevStyle,

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/**

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* elFinder node

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*

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* @type jQuery

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**/

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parent,

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/**

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* elFinder current directory node

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*

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* @type jQuery

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**/

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cwd,

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/**

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* Current directory hash

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*

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* @type String

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**/

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cwdHash,

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dockEnabled = false,

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navdrag = false,

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navmove = false,

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navtm = null,

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leftKey = jQuery.ui.keyCode.LEFT,

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rightKey = jQuery.ui.keyCode.RIGHT,

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coverEv = 'mousemove touchstart ' + ('onwheel' in document? 'wheel' : 'onmousewheel' in document? 'mousewheel' : 'DOMMouseScroll'),

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title = jQuery('<span class="elfinder-dialog-title elfinder-quicklook-title"></span>'),

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icon = jQuery('<div></div>'),

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info = jQuery('<div class="elfinder-quicklook-info"></div>'),//.hide(),

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cover = jQuery('<div class="ui-front elfinder-quicklook-cover"></div>'),

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fsicon = jQuery('<div class="'+navicon+' '+navicon+'-fullscreen"></div>')

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.on('click touchstart', function(e) {

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if (navmove) {

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return;

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}

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var win = self.window,

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full = win.hasClass(fullscreen),

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$window = jQuery(window),

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resize = function() { self.preview.trigger('changesize'); };

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e.stopPropagation();

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e.preventDefault();

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if (full) {

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navStyle = '';

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navShow();

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win.toggleClass(fullscreen)

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.css(win.data('position'));

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$window.trigger(self.resize).off(self.resize, resize);

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navbar.off('mouseenter mouseleave');

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cover.off(coverEv);

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} else {

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win.toggleClass(fullscreen)

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.data('position', {

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left : win.css('left'),

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top : win.css('top'),

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width : win.width(),

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height : win.height(),

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display: 'block'

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})

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.removeAttr('style');

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jQuery(window).on(self.resize, resize)

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.trigger(self.resize);

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cover.on(coverEv, function(e) {

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if (! navdrag) {

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if (e.type === 'mousemove' || e.type === 'touchstart') {

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navShow();

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navtm = setTimeout(function() {

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if (fm.UA.Mobile || navbar.parent().find('.elfinder-quicklook-navbar:hover').length < 1) {

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navbar.fadeOut('slow', function() {

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cover.show();

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});

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}

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}, 3000);

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}

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if (cover.is(':visible')) {

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coverHide();

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cover.data('tm', setTimeout(function() {

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cover.show();

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}, 3000));

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}

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}

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}).show().trigger('mousemove');

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navbar.on('mouseenter mouseleave', function(e) {

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if (! navdrag) {

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if (e.type === 'mouseenter') {

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navShow();

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} else {

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cover.trigger('mousemove');

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}

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}

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});

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}

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if (fm.zIndex) {

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win.css('z-index', fm.zIndex + 1);

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}

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if (fm.UA.Mobile) {

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navbar.attr('style', navStyle);

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} else {

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navbar.attr('style', navStyle).draggable(full ? 'destroy' : {

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start: function() {

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navdrag = true;

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navmove = true;

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cover.show();

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navShow();

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},

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stop: function() {

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navdrag = false;

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navStyle = self.navbar.attr('style');

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requestAnimationFrame(function() {

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navmove = false;

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});

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}

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});

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}

[272] Fix | Delete

jQuery(this).toggleClass(navicon+'-fullscreen-off');

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var collection = win;

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if (parent.is('.ui-resizable')) {

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collection = collection.add(parent);

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}

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collection.resizable(full ? 'enable' : 'disable').removeClass('ui-state-disabled');

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win.trigger('viewchange');

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}

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),

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updateOnSel = function() {

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self.update(void(0), (function() {

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var fm = self.fm,

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files = fm.selectedFiles(),

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cnt = files.length,

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inDock = self.docked(),

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getInfo = function() {

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var ts = 0;

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jQuery.each(files, function(i, f) {

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var t = parseInt(f.ts);

[293] Fix | Delete

if (ts >= 0) {

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if (t > ts) {

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ts = t;

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}

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} else {

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ts = 'unknown';

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}

[300] Fix | Delete

});

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return {

[302] Fix | Delete

hash : files[0].hash + '/' + (+new Date()),

[303] Fix | Delete

name : fm.i18n('items') + ': ' + cnt,

[304] Fix | Delete

mime : 'group',

[305] Fix | Delete

size : spinner,

[306] Fix | Delete

ts : ts,

[307] Fix | Delete

files : jQuery.map(files, function(f) { return f.hash; }),

[308] Fix | Delete

getSize : true

[309] Fix | Delete

};

[310] Fix | Delete

};

[311] Fix | Delete

if (! cnt) {

[312] Fix | Delete

cnt = 1;

[313] Fix | Delete

files = [fm.cwd()];

[314] Fix | Delete

}

[315] Fix | Delete

return (cnt === 1)? files[0] : getInfo();

[316] Fix | Delete

})());

[317] Fix | Delete

},

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[319] Fix | Delete

navShow = function() {

[320] Fix | Delete

if (self.window.hasClass(fullscreen)) {

[321] Fix | Delete

navtm && clearTimeout(navtm);

[322] Fix | Delete

navtm = null;

[323] Fix | Delete

// if use `show()` it make infinite loop with old jQuery (jQuery/jQuery UI: 1.8.0/1.9.0)

[324] Fix | Delete

// see #1478 https://github.com/Studio-42/elFinder/issues/1478

[325] Fix | Delete

navbar.stop(true, true).css('display', 'block');

[326] Fix | Delete

coverHide();

[327] Fix | Delete

}

[328] Fix | Delete

},

[329] Fix | Delete

[330] Fix | Delete

coverHide = function() {

[331] Fix | Delete

cover.data('tm') && clearTimeout(cover.data('tm'));

[332] Fix | Delete

cover.removeData('tm');

[333] Fix | Delete

cover.hide();

[334] Fix | Delete

},

[335] Fix | Delete

[336] Fix | Delete

prev = jQuery('<div class="'+navicon+' '+navicon+'-prev"></div>').on('click touchstart', function(e) { ! navmove && navtrigger(leftKey); return false; }),

[337] Fix | Delete

next = jQuery('<div class="'+navicon+' '+navicon+'-next"></div>').on('click touchstart', function(e) { ! navmove && navtrigger(rightKey); return false; }),

[338] Fix | Delete

navbar = jQuery('<div class="elfinder-quicklook-navbar"></div>')

[339] Fix | Delete

.append(prev)

[340] Fix | Delete

.append(fsicon)

[341] Fix | Delete

.append(next)

[342] Fix | Delete

.append('<div class="elfinder-quicklook-navbar-separator"></div>')

[343] Fix | Delete

.append(jQuery('<div class="'+navicon+' '+navicon+'-close"></div>').on('click touchstart', function(e) { ! navmove && self.window.trigger('close'); return false; }))

[344] Fix | Delete

,

[345] Fix | Delete

titleClose = jQuery('<span class="ui-front ui-icon elfinder-icon-close ui-icon-closethick"></span>').on('mousedown', function(e) {

[346] Fix | Delete

e.stopPropagation();

[347] Fix | Delete

self.window.trigger('close');

[348] Fix | Delete

}),

[349] Fix | Delete

titleDock = jQuery('<span class="ui-front ui-icon elfinder-icon-minimize ui-icon-minusthick"></span>').on('mousedown', function(e) {

[350] Fix | Delete

e.stopPropagation();

[351] Fix | Delete

if (! self.docked()) {

[352] Fix | Delete

self.window.trigger('navdockin');

[353] Fix | Delete

} else {

[354] Fix | Delete

self.window.trigger('navdockout');

[355] Fix | Delete

}

[356] Fix | Delete

}),

[357] Fix | Delete

spinner = '<span class="elfinder-spinner-text">' + fm.i18n('calc') + '</span>' + '<span class="elfinder-spinner"></span>',

[358] Fix | Delete

navStyle = '',

[359] Fix | Delete

init = true,

[360] Fix | Delete

dockHeight, getSize, tm4cwd, dockedNode, selectTm;

[361] Fix | Delete

[362] Fix | Delete

/**

[363] Fix | Delete

* Any flags for each plugin

[364] Fix | Delete

*/

[365] Fix | Delete

this.flags = {};

[366] Fix | Delete

[367] Fix | Delete

this.cover = cover;

[368] Fix | Delete

this.evUpdate = evUpdate;

[369] Fix | Delete

(this.navbar = navbar)._show = navShow;

[370] Fix | Delete

this.resize = 'resize.'+fm.namespace;

[371] Fix | Delete

this.info = jQuery('<div></div>').addClass(infocls)

[372] Fix | Delete

.append(icon)

[373] Fix | Delete

.append(info);

[374] Fix | Delete

this.autoPlay = function() {

[375] Fix | Delete

if (self.opened()) {

[376] Fix | Delete

return !! self.options[self.docked()? 'dockAutoplay' : 'autoplay'];

[377] Fix | Delete

}

[378] Fix | Delete

return false;

[379] Fix | Delete

};

[380] Fix | Delete

this.preview = jQuery('<div class="elfinder-quicklook-preview ui-helper-clearfix"></div>')

[381] Fix | Delete

// clean info/icon

[382] Fix | Delete

.on('change', function() {

[383] Fix | Delete

navShow();

[384] Fix | Delete

navbar.attr('style', navStyle);

[385] Fix | Delete

self.docked() && navbar.hide();

[386] Fix | Delete

self.preview.attr('style', '').removeClass('elfinder-overflow-auto');

[387] Fix | Delete

self.info.attr('style', '').hide();

[388] Fix | Delete

self.cover.removeClass('elfinder-quicklook-coverbg');

[389] Fix | Delete

icon.removeAttr('class').attr('style', '');

[390] Fix | Delete

info.html('');

[391] Fix | Delete

})

[392] Fix | Delete

// update info/icon

[393] Fix | Delete

.on(evUpdate, function(e) {

[394] Fix | Delete

var preview = self.preview,

[395] Fix | Delete

file = e.file,

[396] Fix | Delete

tpl = '<div class="elfinder-quicklook-info-data">{value}</div>',

[397] Fix | Delete

update = function() {

[398] Fix | Delete

var win = self.window.css('overflow', 'hidden');

[399] Fix | Delete

name = fm.escape(file.i18 || file.name);

[400] Fix | Delete

!file.read && e.stopImmediatePropagation();

[401] Fix | Delete

self.window.data('hash', file.hash);

[402] Fix | Delete

self.preview.off('changesize').trigger('change').children().remove();

[403] Fix | Delete

title.html(name);

[404] Fix | Delete

[405] Fix | Delete

prev.css('visibility', '');

[406] Fix | Delete

next.css('visibility', '');

[407] Fix | Delete

if (file.hash === fm.cwdId2Hash(cwd.find('[id]:not(.elfinder-cwd-parent):first').attr('id'))) {

[408] Fix | Delete

prev.css('visibility', 'hidden');

[409] Fix | Delete

}

[410] Fix | Delete

if (file.hash === fm.cwdId2Hash(cwd.find('[id]:last').attr('id'))) {

[411] Fix | Delete

next.css('visibility', 'hidden');

[412] Fix | Delete

}

[413] Fix | Delete

[414] Fix | Delete

if (file.mime === 'directory') {

[415] Fix | Delete

getSizeHashes = [ file.hash ];

[416] Fix | Delete

} else if (file.mime === 'group' && file.getSize) {

[417] Fix | Delete

getSizeHashes = file.files;

[418] Fix | Delete

}

[419] Fix | Delete

[420] Fix | Delete

info.html(

[421] Fix | Delete

tpl.replace(/\{value\}/, name)

[422] Fix | Delete

+ tpl.replace(/\{value\}/, fm.mime2kind(file))

[423] Fix | Delete

+ tpl.replace(/\{value\}/, getSizeHashes.length ? spinner : fm.formatSize(file.size))

[424] Fix | Delete

+ tpl.replace(/\{value\}/, fm.i18n('modify')+': '+ fm.formatDate(file))

[425] Fix | Delete

);

[426] Fix | Delete

[427] Fix | Delete

if (getSizeHashes.length) {

[428] Fix | Delete

getSize = fm.getSize(getSizeHashes).done(function(data) {

[429] Fix | Delete

info.find('span.elfinder-spinner').parent().html(data.formated);

[430] Fix | Delete

}).fail(function() {

[431] Fix | Delete

info.find('span.elfinder-spinner').parent().html(fm.i18n('unknown'));

[432] Fix | Delete

}).always(function() {

[433] Fix | Delete

getSize = null;

[434] Fix | Delete

});

[435] Fix | Delete

getSize._hash = file.hash;

[436] Fix | Delete

}

[437] Fix | Delete

[438] Fix | Delete

icon.addClass('elfinder-cwd-icon ui-corner-all '+fm.mime2class(file.mime));

[439] Fix | Delete

[440] Fix | Delete

if (file.icon) {

[441] Fix | Delete

icon.css(fm.getIconStyle(file, true));

[442] Fix | Delete

}

[443] Fix | Delete

[444] Fix | Delete

self.info.attr('class', infocls);

[445] Fix | Delete

if (file.csscls) {

[446] Fix | Delete

self.info.addClass(file.csscls);

[447] Fix | Delete

}

[448] Fix | Delete

[449] Fix | Delete

if (file.read && (tmb = fm.tmb(file))) {

[450] Fix | Delete

jQuery('<img/>')

[451] Fix | Delete

.hide()

[452] Fix | Delete

.appendTo(self.preview)

[453] Fix | Delete

.on('load', function() {

[454] Fix | Delete

icon.addClass(tmb.className).css('background-image', "url('"+tmb.url+"')");

[455] Fix | Delete

jQuery(this).remove();

[456] Fix | Delete

})

[457] Fix | Delete

.attr('src', tmb.url);

[458] Fix | Delete

}

[459] Fix | Delete

self.info.delay(100).fadeIn(10);

[460] Fix | Delete

if (self.window.hasClass(fullscreen)) {

[461] Fix | Delete

cover.trigger('mousemove');

[462] Fix | Delete

}

[463] Fix | Delete

win.css('overflow', '');

[464] Fix | Delete

},

[465] Fix | Delete

tmb, name, getSizeHashes = [];

[466] Fix | Delete

[467] Fix | Delete

if (file && ! Object.keys(file).length) {

[468] Fix | Delete

file = fm.cwd();

[469] Fix | Delete

}

[470] Fix | Delete

if (file && getSize && getSize.state() === 'pending' && getSize._hash !== file.hash) {

[471] Fix | Delete

getSize.reject();

[472] Fix | Delete

}

[473] Fix | Delete

if (file && (e.forceUpdate || self.window.data('hash') !== file.hash)) {

[474] Fix | Delete

update();

[475] Fix | Delete

} else {

[476] Fix | Delete

e.stopImmediatePropagation();

[477] Fix | Delete

}

[478] Fix | Delete

});

[479] Fix | Delete

[480] Fix | Delete

this.window = jQuery('<div class="ui-front ui-helper-reset ui-widget elfinder-quicklook touch-punch" style="position:absolute"></div>')

[481] Fix | Delete

.hide()

[482] Fix | Delete

.addClass(fm.UA.Touch? 'elfinder-touch' : '')

[483] Fix | Delete

.on('click', function(e) {

[484] Fix | Delete

var win = this;

[485] Fix | Delete

e.stopPropagation();

[486] Fix | Delete

if (state === opened) {

[487] Fix | Delete

requestAnimationFrame(function() {

[488] Fix | Delete

state === opened && fm.toFront(win);

[489] Fix | Delete

});

[490] Fix | Delete

}

[491] Fix | Delete

})

[492] Fix | Delete

.append(

[493] Fix | Delete

jQuery('<div class="ui-dialog-titlebar ui-widget-header ui-corner-top ui-helper-clearfix elfinder-quicklook-titlebar"></div>')

[494] Fix | Delete

.append(

[495] Fix | Delete

jQuery('<span class="ui-widget-header ui-dialog-titlebar-close ui-corner-all elfinder-titlebar-button elfinder-quicklook-titlebar-icon'+(platformWin? ' elfinder-titlebar-button-right' : '')+'"></span>').append(

[496] Fix | Delete

titleClose, titleDock

[497] Fix | Delete

),

[498] Fix | Delete

title

[499] Fix | Delete