EDU/Website/NEducation/Content/assets/js/voca-main.js

/*!
 * kontext
 * http://lab.hakim.se/kontext
 * MIT licensed
 *
 * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
 */
window.kontext = function( container ) {

    // Dispatched when the current layer changes
    var changed = new kontext.Signal();

    // All layers in this instance of kontext
    var layers = Array.prototype.slice.call( container.querySelectorAll( '.layer' ) );

    // Flag if the browser is capable of handling our fancy transition
    var capable =   'WebkitPerspective' in document.body.style ||
                    'MozPerspective' in document.body.style ||
                    'msPerspective' in document.body.style ||
                    'OPerspective' in document.body.style ||
                    'perspective' in document.body.style;

    if( capable ) {
        container.classList.add( 'capable' );
    }

    // Create dimmer elements to fade out preceding slides
    layers.forEach( function( el, i ) {
        if( !el.querySelector( '.dimmer' ) ) {
            var dimmer = document.createElement( 'div' );
            dimmer.className = 'dimmer';
            el.appendChild( dimmer );
        }
    } );

    /**
     * Transitions to and shows the target layer.
     *
     * @param target index of layer or layer DOM element
     */
    function show( target, direction ) {

        // Make sure our listing of available layers is up to date
        layers = Array.prototype.slice.call( container.querySelectorAll( '.layer' ) );

        // Flag to CSS that we're ready to animate transitions
        container.classList.add( 'animate' );

        // Flag which direction
        direction = direction || ( target > getIndex() ? 'right' : 'left' );

        // Accept multiple types of targets
        if( typeof target === 'string' ) target = parseInt( target );
        if( typeof target !== 'number' ) target = getIndex( target );

        // Enforce index bounds
        target = Math.max( Math.min( target, layers.length ), 0 );

        // Only navigate if were able to locate the target
        if( layers[ target ] && !layers[ target ].classList.contains( 'show' ) ) {

            layers.forEach( function( el, i ) {
                el.classList.remove( 'left', 'right' );
                el.classList.add( direction );
                if( el.classList.contains( 'show' ) ) {
                    el.classList.remove( 'show' );
                    el.classList.add( 'hide1' );
                }
                else {
                    el.classList.remove( 'hide1' );
                }
            } );

            layers[ target ].classList.add( 'show' );

            changed.dispatch( layers[target], target );

        }

    }

    /**
     * Shows the previous layer.
     */
    function prev() {

        var index = getIndex() - 1;
        show( index >= 0 ? index : layers.length + index, 'left' );

    }

       
    /**
     * Shows the next layer.
     */
    function next(callBack) {

            
            show( ( getIndex() + 1 ) % layers.length, 'right' );
            if(typeof(callBack)== 'function'){
                callBack();
            }
    }

    /**
     * Retrieves the index of the current slide.
     *
     * @param of [optional] layer DOM element which index is
     * to be returned
     */
    function getIndex( of ) {

        var index = 0;

        layers.forEach( function( layer, i ) {
            if( ( of && of == layer ) || ( !of && layer.classList.contains( 'show' ) ) ) {
                index = i;
                return;
            }
        } );

        return index;

    }

    /**
     * Retrieves the total number of layers.
     */
    function getTotal() {

        return layers.length;

    }

    // API
    return {

        show: show,
        prev: prev,
        next: next,

        getIndex: getIndex,
        getTotal: getTotal,

        changed: changed

    };

};

/*!
 * jQuery blockUI plugin
 * Version 2.66.0-2013.10.09
 * Requires jQuery v1.7 or later
 *
 * Examples at: http://malsup.com/jquery/block/
 * Copyright (c) 2007-2013 M. Alsup
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 * Thanks to Amir-Hossein Sobhi for some excellent contributions!
 */

;(function() {
/*jshint eqeqeq:false curly:false latedef:false */
"use strict";

    function setup($) {
        $.fn._fadeIn = $.fn.fadeIn;

        var noOp = $.noop || function() {};

        // this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
        // confusing userAgent strings on Vista)
        var msie = /MSIE/.test(navigator.userAgent);
        var ie6  = /MSIE 6.0/.test(navigator.userAgent) && ! /MSIE 8.0/.test(navigator.userAgent);
        var mode = document.documentMode || 0;
        var setExpr = $.isFunction( document.createElement('div').style.setExpression );

        // global $ methods for blocking/unblocking the entire page
        $.blockUI   = function(opts) { install(window, opts); };
        $.unblockUI = function(opts) { remove(window, opts); };

        // convenience method for quick growl-like notifications  (http://www.google.com/search?q=growl)
        $.growlUI = function(title, message, timeout, onClose) {
            var $m = $('<div class="growlUI"></div>');
            if (title) $m.append('<h1>'+title+'</h1>');
            if (message) $m.append('<h2>'+message+'</h2>');
            if (timeout === undefined) timeout = 3000;

            // Added by konapun: Set timeout to 30 seconds if this growl is moused over, like normal toast notifications
            var callBlock = function(opts) {
                opts = opts || {};

                $.blockUI({
                    message: $m,
                    fadeIn : typeof opts.fadeIn  !== 'undefined' ? opts.fadeIn  : 700,
                    fadeOut: typeof opts.fadeOut !== 'undefined' ? opts.fadeOut : 1000,
                    timeout: typeof opts.timeout !== 'undefined' ? opts.timeout : timeout,
                    centerY: false,
                    showOverlay: false,
                    onUnblock: onClose,
                    css: $.blockUI.defaults.growlCSS
                });
            };

            callBlock();
            var nonmousedOpacity = $m.css('opacity');
            $m.mouseover(function() {
                callBlock({
                    fadeIn: 0,
                    timeout: 30000
                });

                var displayBlock = $('.blockMsg');
                displayBlock.stop(); // cancel fadeout if it has started
                displayBlock.fadeTo(300, 1); // make it easier to read the message by removing transparency
            }).mouseout(function() {
                $('.blockMsg').fadeOut(1000);
            });
            // End konapun additions
        };

        // plugin method for blocking element content
        $.fn.block = function(opts) {
            if ( this[0] === window ) {
                $.blockUI( opts );
                return this;
            }
            var fullOpts = $.extend({}, $.blockUI.defaults, opts || {});
            this.each(function() {
                var $el = $(this);
                if (fullOpts.ignoreIfBlocked && $el.data('blockUI.isBlocked'))
                    return;
                $el.unblock({ fadeOut: 0 });
            });

            return this.each(function() {
                if ($.css(this,'position') == 'static') {
                    this.style.position = 'relative';
                    $(this).data('blockUI.static', true);
                }
                this.style.zoom = 1; // force 'hasLayout' in ie
                install(this, opts);
            });
        };

        // plugin method for unblocking element content
        $.fn.unblock = function(opts) {
            if ( this[0] === window ) {
                $.unblockUI( opts );
                return this;
            }
            return this.each(function() {
                remove(this, opts);
            });
        };

        $.blockUI.version = 2.66; // 2nd generation blocking at no extra cost!

        // override these in your code to change the default behavior and style
        $.blockUI.defaults = {
            // message displayed when blocking (use null for no message)
            message:  '<h1>Please wait...</h1>',

            title: null,        // title string; only used when theme == true
            draggable: true,    // only used when theme == true (requires jquery-ui.js to be loaded)

            theme: false, // set to true to use with jQuery UI themes

            // styles for the message when blocking; if you wish to disable
            // these and use an external stylesheet then do this in your code:
            // $.blockUI.defaults.css = {};
            css: {
                padding:    0,
                margin:     0,
                width:      '30%',
                top:        '40%',
                left:       '35%',
                textAlign:  'center',
                color:      '#fff',
                border:     '3px solid #aaa',
                backgroundColor:'#000',
                cursor:     'wait'
            },

            // minimal style set used when themes are used
            themedCSS: {
                width:  '30%',
                top:    '40%',
                left:   '35%'
            },

            // styles for the overlay
            overlayCSS:  {
                backgroundColor:    '#000',
                opacity:            0.6,
                cursor:             'wait'
            },

            // style to replace wait cursor before unblocking to correct issue
            // of lingering wait cursor
            cursorReset: 'default',

            // styles applied when using $.growlUI
            growlCSS: {
                width:      '350px',
                top:        '10px',
                left:       '',
                right:      '10px',
                border:     'none',
                padding:    '5px',
                opacity:    0.6,
                cursor:     'default',
                color:      '#fff',
                backgroundColor: '#000',
                '-webkit-border-radius':'10px',
                '-moz-border-radius':   '10px',
                'border-radius':        '10px'
            },

            // IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
            // (hat tip to Jorge H. N. de Vasconcelos)
            /*jshint scripturl:true */
            iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',

            // force usage of iframe in non-IE browsers (handy for blocking applets)
            forceIframe: false,

            // z-index for the blocking overlay
            baseZ: 1000,

            // set these to true to have the message automatically centered
            centerX: true, // <-- only effects element blocking (page block controlled via css above)
            centerY: true,

            // allow body element to be stetched in ie6; this makes blocking look better
            // on "short" pages.  disable if you wish to prevent changes to the body height
            allowBodyStretch: true,

            // enable if you want key and mouse events to be disabled for content that is blocked
            bindEvents: true,

            // be default blockUI will supress tab navigation from leaving blocking content
            // (if bindEvents is true)
            constrainTabKey: true,

            // fadeIn time in millis; set to 0 to disable fadeIn on block
            fadeIn:  200,

            // fadeOut time in millis; set to 0 to disable fadeOut on unblock
            fadeOut:  400,

            // time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
            timeout: 0,

            // disable if you don't want to show the overlay
            showOverlay: true,

            // if true, focus will be placed in the first available input field when
            // page blocking
            focusInput: true,

            // elements that can receive focus
            focusableElements: ':input:enabled:visible',

            // suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
            // no longer needed in 2012
            // applyPlatformOpacityRules: true,

            // callback method invoked when fadeIn has completed and blocking message is visible
            onBlock: null,

            // callback method invoked when unblocking has completed; the callback is
            // passed the element that has been unblocked (which is the window object for page
            // blocks) and the options that were passed to the unblock call:
            //  onUnblock(element, options)
            onUnblock: null,

            // callback method invoked when the overlay area is clicked.
            // setting this will turn the cursor to a pointer, otherwise cursor defined in overlayCss will be used.
            onOverlayClick: null,

            // don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
            quirksmodeOffsetHack: 4,

            // class name of the message block
            blockMsgClass: 'blockMsg',

            // if it is already blocked, then ignore it (don't unblock and reblock)
            ignoreIfBlocked: false
        };

        // private data and functions follow...

        var pageBlock = null;
        var pageBlockEls = [];

        function install(el, opts) {
            var css, themedCSS;
            var full = (el == window);
            var msg = (opts && opts.message !== undefined ? opts.message : undefined);
            opts = $.extend({}, $.blockUI.defaults, opts || {});

            if (opts.ignoreIfBlocked && $(el).data('blockUI.isBlocked'))
                return;

            opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
            css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
            if (opts.onOverlayClick)
                opts.overlayCSS.cursor = 'pointer';

            themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
            msg = msg === undefined ? opts.message : msg;

            // remove the current block (if there is one)
            if (full && pageBlock)
                remove(window, {fadeOut:0});

            // if an existing element is being used as the blocking content then we capture
            // its current place in the DOM (and current display style) so we can restore
            // it when we unblock
            if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
                var node = msg.jquery ? msg[0] : msg;
                var data = {};
                $(el).data('blockUI.history', data);
                data.el = node;
                data.parent = node.parentNode;
                data.display = node.style.display;
                data.position = node.style.position;
                if (data.parent)
                    data.parent.removeChild(node);
            }

            $(el).data('blockUI.onUnblock', opts.onUnblock);
            var z = opts.baseZ;

            // blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
            // layer1 is the iframe layer which is used to supress bleed through of underlying content
            // layer2 is the overlay layer which has opacity and a wait cursor (by default)
            // layer3 is the message content that is displayed while blocking
            var lyr1, lyr2, lyr3, s;
            if (msie || opts.forceIframe)
                lyr1 = $('<iframe class="blockUI" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;position:absolute;width:100%;height:100%;top:0;left:0" src="'+opts.iframeSrc+'"></iframe>');
            else
                lyr1 = $('<div class="blockUI" style="display:none"></div>');

            if (opts.theme)
                lyr2 = $('<div class="blockUI blockOverlay ui-widget-overlay" style="z-index:'+ (z++) +';display:none"></div>');
            else
                lyr2 = $('<div class="blockUI blockOverlay" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;width:100%;height:100%;top:0;left:0"></div>');

            if (opts.theme && full) {
                s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:fixed">';
                if ( opts.title ) {
                    s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
                }
                s += '<div class="ui-widget-content ui-dialog-content"></div>';
                s += '</div>';
            }
            else if (opts.theme) {
                s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:absolute">';
                if ( opts.title ) {
                    s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
                }
                s += '<div class="ui-widget-content ui-dialog-content"></div>';
                s += '</div>';
            }
            else if (full) {
                s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage" style="z-index:'+(z+10)+';display:none;position:fixed"></div>';
            }
            else {
                s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement" style="z-index:'+(z+10)+';display:none;position:absolute"></div>';
            }
            lyr3 = $(s);

            // if we have a message, style it
            if (msg) {
                if (opts.theme) {
                    lyr3.css(themedCSS);
                    lyr3.addClass('ui-widget-content');
                }
                else
                    lyr3.css(css);
            }

            // style the overlay
            if (!opts.theme /*&& (!opts.applyPlatformOpacityRules)*/)
                lyr2.css(opts.overlayCSS);
            lyr2.css('position', full ? 'fixed' : 'absolute');

            // make iframe layer transparent in IE
            if (msie || opts.forceIframe)
                lyr1.css('opacity',0.0);

            //$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
            var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
            $.each(layers, function() {
                this.appendTo($par);
            });

            if (opts.theme && opts.draggable && $.fn.draggable) {
                lyr3.draggable({
                    handle: '.ui-dialog-titlebar',
                    cancel: 'li'
                });
            }

            // ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
            var expr = setExpr && (!$.support.boxModel || $('object,embed', full ? null : el).length > 0);
            if (ie6 || expr) {
                // give body 100% height
                if (full && opts.allowBodyStretch && $.support.boxModel)
                    $('html,body').css('height','100%');

                // fix ie6 issue when blocked element has a border width
                if ((ie6 || !$.support.boxModel) && !full) {
                    var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
                    var fixT = t ? '(0 - '+t+')' : 0;
                    var fixL = l ? '(0 - '+l+')' : 0;
                }

                // simulate fixed position
                $.each(layers, function(i,o) {
                    var s = o[0].style;
                    s.position = 'absolute';
                    if (i < 2) {
                        if (full)
                            s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.support.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"');
                        else
                            s.setExpression('height','this.parentNode.offsetHeight + "px"');
                        if (full)
                            s.setExpression('width','jQuery.support.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"');
                        else
                            s.setExpression('width','this.parentNode.offsetWidth + "px"');
                        if (fixL) s.setExpression('left', fixL);
                        if (fixT) s.setExpression('top', fixT);
                    }
                    else if (opts.centerY) {
                        if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
                        s.marginTop = 0;
                    }
                    else if (!opts.centerY && full) {
                        var top = (opts.css && opts.css.top) ? parseInt(opts.css.top, 10) : 0;
                        var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
                        s.setExpression('top',expression);
                    }
                });
            }

            // show the message
            if (msg) {
                if (opts.theme)
                    lyr3.find('.ui-widget-content').append(msg);
                else
                    lyr3.append(msg);
                if (msg.jquery || msg.nodeType)
                    $(msg).show();
            }

            if ((msie || opts.forceIframe) && opts.showOverlay)
                lyr1.show(); // opacity is zero
            if (opts.fadeIn) {
                var cb = opts.onBlock ? opts.onBlock : noOp;
                var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
                var cb2 = msg ? cb : noOp;
                if (opts.showOverlay)
                    lyr2._fadeIn(opts.fadeIn, cb1);
                if (msg)
                    lyr3._fadeIn(opts.fadeIn, cb2);
            }
            else {
                if (opts.showOverlay)
                    lyr2.show();
                if (msg)
                    lyr3.show();
                if (opts.onBlock)
                    opts.onBlock();
            }

            // bind key and mouse events
            bind(1, el, opts);

            if (full) {
                pageBlock = lyr3[0];
                pageBlockEls = $(opts.focusableElements,pageBlock);
                if (opts.focusInput)
                    setTimeout(focus, 20);
            }
            else
                center(lyr3[0], opts.centerX, opts.centerY);

            if (opts.timeout) {
                // auto-unblock
                var to = setTimeout(function() {
                    if (full)
                        $.unblockUI(opts);
                    else
                        $(el).unblock(opts);
                }, opts.timeout);
                $(el).data('blockUI.timeout', to);
            }
        }

        // remove the block
        function remove(el, opts) {
            var count;
            var full = (el == window);
            var $el = $(el);
            var data = $el.data('blockUI.history');
            var to = $el.data('blockUI.timeout');
            if (to) {
                clearTimeout(to);
                $el.removeData('blockUI.timeout');
            }
            opts = $.extend({}, $.blockUI.defaults, opts || {});
            bind(0, el, opts); // unbind events

            if (opts.onUnblock === null) {
                opts.onUnblock = $el.data('blockUI.onUnblock');
                $el.removeData('blockUI.onUnblock');
            }

            var els;
            if (full) // crazy selector to handle odd field errors in ie6/7
                els = $('body').children().filter('.blockUI').add('body > .blockUI');
            else
                els = $el.find('>.blockUI');

            // fix cursor issue
            if ( opts.cursorReset ) {
                if ( els.length > 1 )
                    els[1].style.cursor = opts.cursorReset;
                if ( els.length > 2 )
                    els[2].style.cursor = opts.cursorReset;
            }

            if (full)
                pageBlock = pageBlockEls = null;

            if (opts.fadeOut) {
                count = els.length;
                els.stop().fadeOut(opts.fadeOut, function() {
                    if ( --count === 0)
                        reset(els,data,opts,el);
                });
            }
            else
                reset(els, data, opts, el);
        }

        // move blocking element back into the DOM where it started
        function reset(els,data,opts,el) {
            var $el = $(el);
            if ( $el.data('blockUI.isBlocked') )
                return;

            els.each(function(i,o) {
                // remove via DOM calls so we don't lose event handlers
                if (this.parentNode)
                    this.parentNode.removeChild(this);
            });

            if (data && data.el) {
                data.el.style.display = data.display;
                data.el.style.position = data.position;
                if (data.parent)
                    data.parent.appendChild(data.el);
                $el.removeData('blockUI.history');
            }

            if ($el.data('blockUI.static')) {
                $el.css('position', 'static'); // #22
            }

            if (typeof opts.onUnblock == 'function')
                opts.onUnblock(el,opts);

            // fix issue in Safari 6 where block artifacts remain until reflow
            var body = $(document.body), w = body.width(), cssW = body[0].style.width;
            body.width(w-1).width(w);
            body[0].style.width = cssW;
        }

        // bind/unbind the handler
        function bind(b, el, opts) {
            var full = el == window, $el = $(el);

            // don't bother unbinding if there is nothing to unbind
            if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
                return;

            $el.data('blockUI.isBlocked', b);

            // don't bind events when overlay is not in use or if bindEvents is false
            if (!full || !opts.bindEvents || (b && !opts.showOverlay))
                return;

            // bind anchors and inputs for mouse and key events
            var events = 'mousedown mouseup keydown keypress keyup touchstart touchend touchmove';
            if (b)
                $(document).bind(events, opts, handler);
            else
                $(document).unbind(events, handler);

        // former impl...
        //      var $e = $('a,:input');
        //      b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
        }

        // event handler to suppress keyboard/mouse events when blocking
        function handler(e) {
            // allow tab navigation (conditionally)
            if (e.type === 'keydown' && e.keyCode && e.keyCode == 9) {
                if (pageBlock && e.data.constrainTabKey) {
                    var els = pageBlockEls;
                    var fwd = !e.shiftKey && e.target === els[els.length-1];
                    var back = e.shiftKey && e.target === els[0];
                    if (fwd || back) {
                        setTimeout(function(){focus(back);},10);
                        return false;
                    }
                }
            }
            var opts = e.data;
            var target = $(e.target);
            if (target.hasClass('blockOverlay') && opts.onOverlayClick)
                opts.onOverlayClick(e);

            // allow events within the message content
            if (target.parents('div.' + opts.blockMsgClass).length > 0)
                return true;

            // allow events for content that is not being blocked
            return target.parents().children().filter('div.blockUI').length === 0;
        }

        function focus(back) {
            if (!pageBlockEls)
                return;
            var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
            if (e)
                e.focus();
        }

        function center(el, x, y) {
            var p = el.parentNode, s = el.style;
            var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
            var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
            if (x) s.left = l > 0 ? (l+'px') : '0';
            if (y) s.top  = t > 0 ? (t+'px') : '0';
        }

        function sz(el, p) {
            return parseInt($.css(el,p),10)||0;
        }

    }


    /*global define:true */
    if (typeof define === 'function' && define.amd && define.amd.jQuery) {
        define(['jquery'], setup);
    } else {
        setup(jQuery);
    }

})();

/**
 * Minimal utility for dispatching signals (events).
 */
kontext.Signal = function() {
    this.listeners = [];
}

kontext.Signal.prototype.add = function( callback ) {
    this.listeners.push( callback );
}

kontext.Signal.prototype.remove = function( callback ) {
    var i = this.listeners.indexOf( callback );

    if( i >= 0 ) this.listeners.splice( i, 1 );
}

kontext.Signal.prototype.dispatch = function() {
    var args = Array.prototype.slice.call( arguments );
    this.listeners.forEach( function( f, i ) {
        f.apply( null, args );
    } );
}



// Event scroll
$(document).scroll(function(){
    var docViewTop = $(window).scrollTop();
    //var docViewBottom = docViewTop + $(window).height();
    if($(".main-header-menu").length > 0){
        var elemTop = $(".main-header-menu").offset().top;

        //var elemBottom = elemTop + $(".blog-menu").height();
        if(docViewTop > elemTop){
            $(".main-header-search").addClass('menu-active');
            //$(".main-header-search").addClass('main-header-search-fixed');
            $('.notification').css('display','none');
            $('.close-notification').css('display','none');
        }else{
            $(".main-header-search").removeClass('menu-active');
            //$(".main-header-search").removeClass('main-header-search-fixed');
            $('.notification').css('display','block');
            $('.close-notification').css('display','block');
        }
    }
    
});
$(document).ready(function(){
    //open avatar menu
    $checkAvatarMenu = 1;
    $('.avatar-menu-item').on('click', function (event) {
        console.log(11111);
        if($checkAvatarMenu == 1){
          $(this).toggleClass('open');  
        }
        
    });
    $('.avatar-drop-menu').click(function(){
        $checkAvatarMenu = 0;
        setTimeout(function(){
           $checkAvatarMenu = 1; 
        },200)
    });
    $('body').on('click', function (e) {
        if (!$('.avatar-menu-item').is(e.target) 
            && $('.avatar-menu-item').has(e.target).length === 0 
            && $('.open').has(e.target).length === 0
        ){
            $('.avatar-menu-item').removeClass('open');
        }
    });
});



$(document).ready(function(){
    $(document).on("change","input[name='loginRememberPassword']",function(){
        if($(this).prop("checked") == true){
            $(this).parent().css("color", "#4c87ed");
        }else{
            $(this).parent().css("color", "#4b4b4b");
        }
    })

    //Effect for login input
    $(document).on('shown.bs.modal','#loginModal', function () {
        $("input[name='loginEmail']").focus()
    });

    //Effect for login input
    $(document).on('click','.loginNameInputText',function(){
        $(this).prev().focus();
    });

    //Effect for login input
    $(document).on('focusin',".loginInputText",function(){

        if(!$(this).next().hasClass('loginFocusInput')){
            $(this).next().addClass('loginFocusInput');
        }
    });

    //Effect for login input loginHasText
    $(document).on('focusout',".loginInputText", outInput);
    $(".loginInputText").focusout(outInput);
    var checkOutInput = 1;
    function outInput(){
        if(checkOutInput == 1){

            if($(this).next().hasClass('loginFocusInput')){
                $(this).next().removeClass('loginFocusInput');
            }

            if($(this).next().hasClass('loginHasText') && $(this).val() == ''){
                $(this).next().removeClass('loginHasText');
            }

            if(!$(this).next().hasClass('loginHasText') && $(this).val() != ''){
                $(this).next().addClass('loginHasText');
            }

            checkOutInput = 0;
            setTimeout(function() {
              checkOutInput = 1;
            }, 50);
        }
    }

    

    //Effect for login button
    $(document).on("keyup","input[name='loginEmail'], input[name='loginPassword']", function(){

        if(checkRegisterEmail($("input[name='loginEmail']").val())
        && $("input[name='loginPassword']").val() != ''){

            $(".loginButtonSubmit").addClass("loginSuccess");
        }else{
            $(".loginButtonSubmit").removeClass("loginSuccess");
        }
        
        
    });

    $(document).on('keypress',"input[name='loginEmail'], input[name='loginPassword']" ,function(e){
        if(e.keyCode == 13){
            $( ".loginButtonSubmit" ).trigger( "click" );
        }
    });

    

    //Effect for register input
    $(document).on("keyup","input[name='registerName']",function(){
        if(checkRegisterName($(this).val())){
            $(this).parent().find('.registerCheckSuccess').css('opacity', '1');
        }else{
            $(this).parent().find('.registerCheckSuccess').css('opacity', '0');
        }
    });
    $(document).on("keyup","input[name='registerEmail']",function(){
        if(checkRegisterEmail($(this).val())){
            $(this).parent().find('.registerCheckSuccess').css('opacity', '1');
        }else{
            $(this).parent().find('.registerCheckSuccess').css('opacity', '0');
        }
    });
    $(document).on("keyup","input[name='registerPassword']",function(){
        if(checkRegisterPassword($(this).val())){
            $(this).parent().find('.registerCheckSuccess').css('opacity', '1');
        }else{
            $(this).parent().find('.registerCheckSuccess').css('opacity', '0');
        }
    });
    //Effect for register button
    $(document).on("keyup change","input[name='registerName'], input[name='registerEmail'], input[name='registerPassword'], input[name='registerCaptcha'], input[name='registerAgreeVocaRule']", function(){

        if(checkRegisterName($("input[name='registerName']").val()) 
        && checkRegisterEmail($("input[name='registerEmail']").val())
        && checkRegisterPassword($("input[name='registerPassword']").val())
        && $("input[name='registerAgreeVocaRule']").prop("checked")){

            $(".registerButtonSubmit").addClass("registerSuccess");
        }else{
            $(".registerButtonSubmit").removeClass("registerSuccess");
        }

        
    });

    $(document).on('keyup',"#loginModal input, #registerModal input, #forgotPasswordModal input, #activeCodeModal input", function(){
        $(this).parent().find(".loginErrorInput").css("display", "none");
    });

    $(document).on('keyup',"input[name='registerCaptcha']", function(){
        $(".registerCaptchaIncorrect").css('display', 'none');
        $(".registerDontEnterCaptcha").css('display', 'none');
    });

    //Effect for login input
    $(document).on('shown.bs.modal','#registerModal', function () {
        $("input[name='registerName']").focus();
        $('#registerModal .registerResetCaptcha').click();
    });

    $(document).on("click",".loginDontAccount",function(){
        $('#registerModal').modal('show');
        setTimeout(function(){
            $("body").addClass("modal-open");
        },500);
        
    });

    $(document).on("click",".loginForgotPassword",function(){
        $('#forgotPasswordModal').modal('show');
        setTimeout(function(){
            $("body").addClass("modal-open");
        },500);
        
    });

    $(document).on('keypress',"input[name='registerName'], input[name='registerEmail'], input[name='registerPassword'], input[name='registerCaptcha']" ,function(e){
        if(e.keyCode == 13){
            $( ".registerButtonSubmit" ).trigger( "click" );
        }
    });

    $(document).on("focusout","input[name='loginEmail']",function(){
        
        var email = $("input[name='loginEmail']").val();

        if(email == ''){
            $(".dontEnterEmail").css('display', 'block');
            return false;
        }else{
            $(".dontEnterEmail").css('display', 'none');
        }
        if(!checkRegisterEmail(email)){
            $(".loginEmailInvalid").css('display', 'block');
            return false;
        }else{
            $(".loginEmailInvalid").css('display', 'none');
        }

    });

    $(document).on("focusout","input[name='loginPassword']",function(){

        var password = $("input[name='loginPassword']").val();

        if(password == ''){
            $(".dontEnterPassword").css('display', 'block');
            return false;
        }else{
            $(".dontEnterPassword").css('display', 'none');
        }
    });

    $(document).on("focusout","input[name='registerName']",function(){
        var name = $("input[name='registerName']").val();
        if(name == ''){
            $(".registerDontEnterName").css('display', 'block');
            return false;
        }else{
            $(".registerDontEnterName").css('display', 'none');
        }

        if(name.length < 5){
            $(".registerNameShort").css('display', 'block');
            return false;
        }else{
            $(".registerNameShort").css('display', 'none');
        }

        if(name.length >= 255){
            $(".registerNameLong").css('display', 'block');
            return false;
        }else{
            $(".registerNameLong").css('display', 'none');
        }
    });

    $(document).on("focusout","input[name='registerEmail']",function(){
        var email = $("input[name='registerEmail']").val();
        if(email == ''){
            $(".registerDontEnterEmail").css('display', 'block');
            return false;
        }else{
            $(".registerDontEnterEmail").css('display', 'none');
        }

        if(!checkRegisterEmail(email)){
            $(".registerEmailInvalid").css('display', 'block');
            return false;
        }else{
            $(".registerEmailInvalid").css('display', 'none');
        }
    });

    $(document).on("focusout","input[name='registerPassword']",function(){
        var password = $("input[name='registerPassword']").val();
        if(password == ''){
            $(".registerDontEnterPassword").css('display', 'block');
            return false;
        }else{
            $(".registerDontEnterPassword").css('display', 'none');
        }

        if(password.length < 5){
            $(".registerPasswordShort").css('display', 'block');
            return false;
        }else{
            $(".registerPasswordShort").css('display', 'none');
        }

        if(password.length >= 255){
            $(".registerPasswordLong").css('display', 'block');
            return false;
        }else{
            $(".registerPasswordLong").css('display', 'none');
        }
    });

    $(document).on("focusout","input[name='registerCaptcha']",function(){
        var captcha = $("input[name='registerCaptcha']").val();
        if(captcha == ''){
            $(".registerDontEnterCaptcha").css('display', 'block');
            return false;
        }else{
            $(".registerDontEnterCaptcha").css('display', 'none');
        }
    });

    
    
    
    

    //Effect for login button
    $(document).on("keyup","input[name='forgotPasswordEmail'], input[name='forgotPasswordCaptcha']", function(){

        if(checkRegisterEmail($("input[name='forgotPasswordEmail']").val())){

            $(".forgotPasswordButtonSubmit").addClass("forgotPasswordSuccess");
        }else{
            $(".forgotPasswordButtonSubmit").removeClass("forgotPasswordSuccess");
        }
    });
    
    //Effect for login button
    $(document).on("keyup","input[name='activeCodeEmail'], input[name='activeCodeCaptcha']", function(){

        if(checkRegisterEmail($("input[name='activeCodeEmail']").val())){

            $(".activeCodeButtonSubmit").addClass("activeCodeSuccess");
        }else{
            $(".activeCodeButtonSubmit").removeClass("activeCodeSuccess");
        }
    });

    $(document).on('keypress',"input[name='forgotPasswordEmail'], input[name='forgotPasswordCaptcha']" ,function(e){
        if(e.keyCode == 13){
            $( ".forgotPasswordButtonSubmit" ).trigger( "click" );
        }
    });
    
    $(document).on('keypress',"input[name='activeCodeEmail'], input[name='activeCodeCaptcha']" ,function(e){
        if(e.keyCode == 13){
            $( ".activeCodeButtonSubmit" ).trigger( "click" );
        }
    });

    $(document).on("focusout","input[name='forgotPasswordEmail']",function(){
        var email = $("input[name='forgotPasswordEmail']").val();
        if(email == ''){
            $(".forgotPasswordDontEnterEmail").css('display', 'block');
            return false;
        }else{
            $(".forgotPasswordDontEnterEmail").css('display', 'none');
        }

        if(!checkRegisterEmail(email)){
            $(".forgotPasswordEmailInvalid").css('display', 'block');
            return false;
        }else{
            $(".forgotPasswordEmailInvalid").css('display', 'none');
        }
    });
    
    $(document).on("focusout","input[name='activeCodeEmail']",function(){
        var email = $("input[name='activeCodeEmail']").val();
        if(email == ''){
            $(".activeCodeDontEnterEmail").css('display', 'block');
            return false;
        }else{
            $(".activeCodeDontEnterEmail").css('display', 'none');
        }

        if(!checkRegisterEmail(email)){
            $(".activeCodeEmailInvalid").css('display', 'block');
            return false;
        }else{
            $(".activeCodeEmailInvalid").css('display', 'none');
        }
    });

    $(document).on("focusout","input[name='forgotPasswordCaptcha']",function(){
        var captcha = $("input[name='forgotPasswordCaptcha']").val();
        if(captcha == ''){
            $(".forgotPasswordDontEnterCaptcha").css('display', 'block');
            return false;
        }else{
            $(".forgotPasswordDontEnterCaptcha").css('display', 'none');
        }
    });
    $(document).on("focusout","input[name='activeCodeCaptcha']",function(){
        var captcha = $("input[name='activeCodeCaptcha']").val();
        if(captcha == ''){
            $(".activeCodeDontEnterCaptcha").css('display', 'block');
            return false;
        }else{
            $(".activeCodeDontEnterCaptcha").css('display', 'none');
        }
    });

    $(document).on('shown.bs.modal','#forgotPasswordModal', function () {
        $('#forgotPasswordModal .registerResetCaptcha').click();
    });

    
    
    
    $(document).on('shown.bs.modal','#activeCodeModal', function () {
        $('#activeCodeModal .registerResetCaptcha').click();
    });

    
    
        
    
    $(document).on("click",".forgotPasswordEnterAgain",function(){
        $("#forgotPasswordErrorModal").modal('hide');
        $("#forgotPasswordModal").modal('show');
        setTimeout(function(){
            $("body").addClass("modal-open");
        },500);
    });
    $(document).on("click",".activeCodeEnterAgain",function(){
        $("#activeCodeErrorModal").modal('hide');
        $("#activeCodeModal").modal('show');
        setTimeout(function(){
            $("body").addClass("modal-open");
        },500);
    });


    $(document).on('click','.btn-active-code.activeCodeSuccess',function(){
        var email = $('.txt-email-reset').val();
        var token = $('input[name="active_code_token"]').val();
        $('.reset-password-msg').html('');
        $('.reset-password-msg').removeClass('reset-password-msg-success');
        $.ajax({
                url : urlConfig('auth/get-back-activate'),
                data : {
                    email       : email,
                    active_code_token: token,
                    is_modal    : 1
                },
                headers: {
                    'X-CSRF-Token': $('meta[name="csrf-token"]').attr('content')
                },
                type: 'POST'
            }).success(function(data){
                
                
                
                if(data.email){
                    $('.reset-password-msg').html(data.email.toString());
                    return false;
                }else{
                    $('.reset-password-msg').html('');
                }
                
                if(!data.email ){
                    $('.reset-password-msg').addClass('reset-password-msg-success');
                    $('.txt-email-reset').val('');
                    $('.reset-password-msg').html(data);
                }
            });
    });

    $(document).on('click','.loginForgotPassword.forgot-password a',function(){
        $.ajax({
            url : urlConfig('auth/get-password'),
            type: 'GET'
        }).success(function(data){
            $('#modal-reset-password').html(data);
            $('#modal-reset-password').modal();
            
            
            
        });
    });

    $(document).on('click','.btn-reset-password.forgotPasswordSuccess',function(){
        var email = $('.txt-email-reset-password').val();
        var token = $('input[name="reset_password_token"]').val();
        $('.reset-password-msg').html('');
        $('.reset-password-msg').removeClass('reset-password-msg-success');
        $.ajax({
                url : urlConfig('auth/get-password'),
                data : {
                    email       : email,
                    reset_password_token: token
                },
                headers: {
                    'X-CSRF-Token': $('meta[name="csrf-token"]').attr('content')
                },
                type: 'POST'
            }).success(function(data){
                
                
                
                if(data.email){
                    $('.reset-password-msg').html(data.email.toString());
                    return false;
                }else{
                    $('.reset-password-msg').html('');
                }
                
                if(!data.email ){
                    $('.reset-password-msg').addClass('reset-password-msg-success');
                    $('.txt-email-reset-password').val('');
                    $('.reset-password-msg').html(data);
                }
            });
    });

    $(document).on('keypress','#sign-in-email, #sign-in-password',function(e){
        if(e.keyCode == 13){
            $( ".modal-sign-in-button-create" ).trigger( "click" );
        }
    });
     
    $(document).on('click','.modal-sign-in-button-create.button-active',function(){
        var email = $('#sign-in-email').val();
        var password = $('#sign-in-password').val();
        var curUrl = $('#current-url').val();
        if(curUrl == undefined){
            curUrl = "";
        }
        $('[data-toggle="tooltip"]').tooltip('hide');
        $.ajax({
            url : urlConfig('auth/signin'),
            data : {
                email : email,
                password : password,
                rememberPass : 1,
                curUrl: curUrl
            },
            headers: {
                'X-CSRF-Token': $('meta[name="csrf-token"]').attr('content')
            },
            type: 'POST'
        }).success(function(data){
            
            if(data.length > 2000){
                $('body').append(data);
                $('#modal-login-system').modal('hide');
                $('#register-msg-modal').modal(); 
            }else{
                if(data.email){
                    $('#sign-in-email').attr('title', data.email.toString());
                    $('#sign-in-email').attr('data-original-title', data.email.toString());
                    $('#sign-in-email').tooltip('show');
                    $('[data-toggle="tooltip"]').tooltip();
                }
                if(data.password){
                    $('#sign-in-password').attr('title', data.password.toString());
                    $('#sign-in-password').attr('data-original-title', data.password.toString());
                    $('#sign-in-password').tooltip('show');
                    $('[data-toggle="tooltip"]').tooltip();
                }
                if(!data.email && !data.password){
                    if(data[0] != "success"){
                        $('#sign-in-email').attr('title', data);
                        $('#sign-in-email').attr('data-original-title', data);
                        $('#sign-in-email').tooltip('show');
                        $('[data-toggle="tooltip"]').tooltip();
                    }else{
                      $('#modal-login-system').modal('hide');
					  if(data[1].indexOf("http") > -1){
						  window.location.href = data[1];
					  }else{
						  window.location.href = urlConfig(data[1]);
					  }
                      
                    }
                }
            }
            
        });
    });

	$(document).on('keypress','#sign-up-email, #sign-up-password, #sign-up-name',function(e){
        if(e.keyCode == 13){
            $( ".modal-sign-up-button-create" ).trigger( "click" );
        }
    });
    //register system
    $(document).on('click','.modal-sign-up-button-create.button-active',function(){
       
            
        var registerToken = $('input[name="register_token"]').val();
        var email = $('#sign-up-email').val();
        var password = $('#sign-up-password').val();
        var name = $('#sign-up-name').val();
        
        var agree = 1;
        var curUrl = $('#current-url').val();
        if(curUrl == undefined){
            curUrl = "";
        }
        
        
        $('[data-toggle="tooltip"]').tooltip('hide');
        $.ajax({
            url : urlConfig('auth/signup'),
            data : {
                email       : email,
                password    : password,
                full_name   : name,
                register_token: registerToken,
                curUrl      : curUrl
            },
            headers: {
                'X-CSRF-Token': $('meta[name="csrf-token"]').attr('content')
            },
            type: 'POST'
        }).success(function(data){
            $('#sign-up-password').val('');
            
            if(data.email){
                $('#sign-up-email').attr('title', data.email.toString());
                $('#sign-up-email').attr('data-original-title', data.email.toString());
                $('#sign-up-email').tooltip('show');
                $('[data-toggle="tooltip"]').tooltip();
            }
            
            if(data.password){
                $('#sign-up-password').attr('title', data.password.toString());
                $('#sign-up-password').attr('data-original-title', data.password.toString());
                $('#sign-up-password').tooltip('show');
                $('[data-toggle="tooltip"]').tooltip();
            }
            
            if(!data.email && !data.password){
                if(data[0] != "success"){
                    $('#sign-up-email').attr('title', data.toString());
                    $('#sign-up-email').attr('data-original-title', data.toString());
                    $('#sign-up-email').tooltip('show');
                    $('[data-toggle="tooltip"]').tooltip();
                }else{
                    if(data[1] == ""){
                        window.location.href = urlConfig('my-library');
                    }else{
                        window.location.href = urlConfig(data[1]);
                    }
                    
                }
            }
        });
       
        
    });
});
$(function () {
  $('[data-toggle="tooltip"]').tooltip();
});
function checkRegisterName(name){
    if(name.length >= 3 && name.length < 255){
        return true;
    }else{
        return false;
    }
}

function checkRegisterEmail(email){
    var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    return re.test(email);
}

function checkRegisterPassword(password){
    if(password.length >= 5 && password.length < 255){
        return true;
    }else{
        return false;
    }
}
function isFunction(functionToCheck) {
    return functionToCheck && {}.toString.call(functionToCheck) === '[object Function]';
}
$(document).ready(function(){
    /**begin menu tab mobile**/
    $('.view-more-menu').click(function(){
        $('.left-menu-mobile').animate({
            'left': 0
        },function(){
            $('body').addClass('left-menu-mobile-open');
            $('.left-menu-mobile-ovelay').fadeIn();
        });
    });
    $('.left-menu-mobile-ovelay').click(function(){
        $('body').removeClass('left-menu-mobile-open');
        $('.left-menu-mobile-ovelay').fadeOut();
        $('.left-menu-mobile').animate({
            'left': '-250px'
        },function(){
            
        });
    });
    $('.left-menu-mobile-libray').click(function(){
        $('.left-menu-mobile-libray-item').slideToggle();
    });
    /**end menu tab mobile**/
    
    $('.main-header-menu .link.link-question-answer').mouseenter(function(){
        $(this).find('ul').fadeIn();
    });
    $('.main-header-menu .link.link-question-answer').mouseleave(function(){
        $(this).find('ul').fadeOut();
    });
});