odoo.define('website.editor', function (require) {
'use strict';

var ajax = require('web.ajax');
var core = require('web.core');
var utils = require('web.utils');
var Widget = require('web.Widget');
var website = require('website.website');

var _t = core._t;


//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* Summernote Lib (neek change to make accessible: method and object) */
var dom = $.summernote.core.dom;
var range = $.summernote.core.range;
var eventHandler = $.summernote.eventHandler;
var renderer = $.summernote.renderer;

var tplButton = renderer.getTemplate().button;
var tplIconButton = renderer.getTemplate().iconButton;

//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* update and change the popovers content, and add history button */

var fn_createPalette = renderer.createPalette;
renderer.createPalette = function ($container, options) {
    fn_createPalette.call(this, $container, options);

    if (!core.qweb.has_template('website.colorpicker')) {
        return;
    }

    var $color = $container.find('.note-color');
    var html = core.qweb.render('website.colorpicker');
    $color.find('.note-color-palette').prepend(html);
    var $bg = $color.find('.colorpicker:first button');
    var $fore = $color.find('.colorpicker:last button');

    $bg.each(function () { $(this).attr('data-event', 'backColor').attr('data-value', $(this).attr('class')); });
    $fore.each(function () { $(this).attr('data-event', 'foreColor').attr('data-value', $(this).attr('class').replace(/bg-/, 'text-')); });
};

var fn_tplPopovers = renderer.tplPopovers;
renderer.tplPopovers = function (lang, options) {
    var $popover = $(fn_tplPopovers.call(this, lang, options));

    var $imagePopover = $popover.find('.note-image-popover');
    var $linkPopover = $popover.find('.note-link-popover');
    var $airPopover = $popover.find('.note-air-popover');

    if (window === window.top) {
        $popover.children().addClass("hidden-xs");
    }

    //////////////// image popover

    // add center button for images
    $(tplIconButton('fa fa-align-center', {
            title: _t('Center'),
            event: 'floatMe',
            value: 'center'
        })).insertAfter($imagePopover.find('[data-event="floatMe"][data-value="left"]'));
    $imagePopover.find('button[data-event="removeMedia"]').parent().remove();
    $imagePopover.find('button[data-event="floatMe"][data-value="none"]').remove();

    var $alt = $('<div class="btn-group"/>');
    $alt.prependTo($imagePopover.find('.popover-content'));
    $alt.append('<button class="btn btn-default btn-sm btn-small" data-event="alt"><strong>Alt: </strong><span class="o_image_alt"></span></button>');

    // padding button
    var $padding = $('<div class="btn-group"/>');
    $padding.insertBefore($imagePopover.find('.btn-group:first'));
    var $button = $(tplIconButton('fa fa-plus-square-o', {
            title: _t('Padding'),
            dropdown: true
        })).appendTo($padding);
    var $ul = $('<ul class="dropdown-menu"/>').insertAfter($button);
    $ul.append('<li><a data-event="padding" href="#" data-value="">'+_t('None')+'</a></li>');
    $ul.append('<li><a data-event="padding" href="#" data-value="small">'+_t('Small')+'</a></li>');
    $ul.append('<li><a data-event="padding" href="#" data-value="medium">'+_t('Medium')+'</a></li>');
    $ul.append('<li><a data-event="padding" href="#" data-value="large">'+_t('Large')+'</a></li>');
    $ul.append('<li><a data-event="padding" href="#" data-value="xl">'+_t('Xl')+'</a></li>');

    // circle, boxed... options became toggled
    $imagePopover.find('[data-event="imageShape"]:not([data-value])').remove();
    $button = $(tplIconButton('fa fa-sun-o', {
            title: _t('Shadow'),
            event: 'imageShape',
            value: 'shadow'
        })).insertAfter($imagePopover.find('[data-event="imageShape"][data-value="img-circle"]'));

    // add spin for fa
    var $spin = $('<div class="btn-group hidden only_fa"/>').insertAfter($button.parent());
    $(tplIconButton('fa fa-refresh', {
            title: _t('Spin'),
            event: 'imageShape',
            value: 'fa-spin'
        })).appendTo($spin);

    // resize for fa
    var $resizefa = $('<div class="btn-group hidden only_fa"/>')
        .insertAfter($imagePopover.find('.btn-group:has([data-event="resize"])'));
    for (var size=1; size<=5; size++) {
        $(tplButton('<span class="note-fontsize-10">'+size+'x</span>', {
          title: size+"x",
          event: 'resizefa',
          value: size+''
        })).appendTo($resizefa);
    }
    var $colorfa = $airPopover.find('.note-color').clone();
    $colorfa.find(".btn-group:first").remove();
    $colorfa.find("ul.dropdown-menu").css('min-width', '172px');
    $colorfa.find('button[data-event="color"]').attr('data-value', '{"foreColor": "#f00"}')
        .find("i").css({'background': '', 'color': '#f00'});
    $resizefa.after($colorfa);

    // show dialog box and delete
    var $imageprop = $('<div class="btn-group"/>');
    $imageprop.appendTo($imagePopover.find('.popover-content'));
    $(tplIconButton('fa fa-picture-o', {
            title: _t('Edit'),
            event: 'showImageDialog'
        })).appendTo($imageprop);
    $(tplIconButton('fa fa-trash-o', {
            title: _t('Remove'),
            event: 'delete'
        })).appendTo($imageprop);

    $imagePopover.find('.popover-content').append($airPopover.find(".note-history").clone());

    $imagePopover.find('[data-event="showImageDialog"]').before($airPopover.find('[data-event="showLinkDialog"]').clone());
    
    //////////////// link popover

    $linkPopover.find('.popover-content').append($airPopover.find(".note-history").clone());

    $linkPopover.find('button[data-event="showLinkDialog"] i').attr("class", "fa fa-link");
    $linkPopover.find('button[data-event="unlink"]').before($airPopover.find('button[data-event="showImageDialog"]').clone());

    //////////////// text/air popover

    //// highlight the text format
    $airPopover.find('.note-style').on('mousedown', function () {
        var $format = $airPopover.find('[data-event="formatBlock"]');
        var node = range.create().sc;
        var formats = $format.map(function () { return $(this).data("value"); }).get();
        while (node && (!node.tagName || (!node.tagName || formats.indexOf(node.tagName.toLowerCase()) === -1))) {
            node = node.parentNode;
        }
        $format.parent().removeClass('active');
        $format.filter('[data-value="'+(node ? node.tagName.toLowerCase() : "p")+'"]')
            .parent().addClass("active");
    });

    //////////////// tooltip

    $airPopover.add($linkPopover).add($imagePopover).find("button")
        .tooltip('destroy')
        .tooltip({
            container: 'body',
            trigger: 'hover',
            placement: 'bottom'
        }).on('click', function () {$(this).tooltip('hide');});

    return $popover;
};

var fn_boutton_update = eventHandler.popover.button.update;
eventHandler.popover.button.update = function ($container, oStyle) {
    // stop animation when edit content
    var previous = $(".note-control-selection").data('target');
    if (previous) {
        $(previous).css({"-webkit-animation-play-state": "", "animation-play-state": "", "-webkit-transition": "", "transition": "", "-webkit-animation": "", "animation": ""});
    }
    if (oStyle.image) {
        $(oStyle.image).css({"-webkit-animation": "none", "animation": "none"});
    }
    // end

    fn_boutton_update.call(this, $container, oStyle);

    $container.find('button[data-event="undo"]').attr('disabled', !history.hasUndo());
    $container.find('button[data-event="redo"]').attr('disabled', !history.hasRedo());

    if (oStyle.image) {
        $container.find('[data-event]').parent().removeClass("active");

        $container.find('a[data-event="padding"][data-value="small"]').parent().toggleClass("active", $(oStyle.image).hasClass("padding-small"));
        $container.find('a[data-event="padding"][data-value="medium"]').parent().toggleClass("active", $(oStyle.image).hasClass("padding-medium"));
        $container.find('a[data-event="padding"][data-value="large"]').parent().toggleClass("active", $(oStyle.image).hasClass("padding-large"));
        $container.find('a[data-event="padding"][data-value="xl"]').parent().toggleClass("active", $(oStyle.image).hasClass("padding-xl"));
        $container.find('a[data-event="padding"][data-value=""]').parent().toggleClass("active", !$container.find('.active a[data-event="padding"]').length);

        if (dom.isImgFont(oStyle.image)) {

            $container.find('.btn-group:not(.only_fa):has(button[data-event="resize"],button[data-event="imageShape"])').addClass("hidden");
            $container.find('.only_fa').removeClass("hidden");
            $container.find('button[data-event="resizefa"][data-value="2"]').toggleClass("active", $(oStyle.image).hasClass("fa-2x"));
            $container.find('button[data-event="resizefa"][data-value="3"]').toggleClass("active", $(oStyle.image).hasClass("fa-3x"));
            $container.find('button[data-event="resizefa"][data-value="4"]').toggleClass("active", $(oStyle.image).hasClass("fa-4x"));
            $container.find('button[data-event="resizefa"][data-value="5"]').toggleClass("active", $(oStyle.image).hasClass("fa-5x"));
            $container.find('button[data-event="resizefa"][data-value="1"]').toggleClass("active", !$container.find('.active[data-event="resizefa"]').length);

            $container.find('button[data-event="imageShape"][data-value="fa-spin"]').toggleClass("active", $(oStyle.image).hasClass("fa-spin"));
            
            $container.find('.note-color').removeClass("hidden");

        } else {

            $container.find('.hidden:not(.only_fa)').removeClass("hidden");
            $container.find('.only_fa').addClass("hidden");
            var width = ($(oStyle.image).attr('style') || '').match(/(^|;|\s)width:\s*([0-9]+%)/);
            if (width) {
                width = width[2];
            }
            $container.find('button[data-event="resize"][data-value="1"]').toggleClass("active", width === "100%");
            $container.find('button[data-event="resize"][data-value="0.5"]').toggleClass("active", width === "50%");
            $container.find('button[data-event="resize"][data-value="0.25"]').toggleClass("active", width === "25%");

            $container.find('button[data-event="imageShape"][data-value="shadow"]').toggleClass("active", $(oStyle.image).hasClass("shadow"));
            
            if (!$(oStyle.image).is("img")) {
                $container.find('.btn-group:has(button[data-event="imageShape"])').addClass("hidden");
            }

            $container.find('.note-color').addClass("hidden");

        }

        $container.find('button[data-event="floatMe"][data-value="left"]').toggleClass("active", $(oStyle.image).hasClass("pull-left"));
        $container.find('button[data-event="floatMe"][data-value="center"]').toggleClass("active", $(oStyle.image).hasClass("center-block"));
        $container.find('button[data-event="floatMe"][data-value="right"]').toggleClass("active", $(oStyle.image).hasClass("pull-right"));

        $(oStyle.image).trigger('attributes_change');
    }
};

var fn_popover_update = eventHandler.popover.update;
eventHandler.popover.update = function ($popover, oStyle, isAirMode) {
    var $imagePopover = $popover.find('.note-image-popover');
    var $linkPopover = $popover.find('.note-link-popover');
    var $airPopover = $popover.find('.note-air-popover');

    fn_popover_update.call(this, $popover, oStyle, isAirMode);

    if (!isAirMode || $(oStyle.range.sc).closest('[data-oe-model]:not([data-oe-model="ir.ui.view"]):not([data-oe-type="html"])').length) {
        $imagePopover.hide();
        $linkPopover.hide();
        $airPopover.hide();
        return;
    }

    if (oStyle.image) {
        if (oStyle.image.parentNode.className.match(/(^|\s)media_iframe_video(\s|$)/i)) {
            oStyle.image = oStyle.image.parentNode;
        }
        var alt =  $(oStyle.image).attr("alt");

        $imagePopover.find('.o_image_alt').text( (alt || "").replace(/&quot;/g, '"') ).parent().toggle(oStyle.image.tagName === "IMG");
        $imagePopover.show();

        range.createFromNode(dom.firstChild(oStyle.image)).select();
    } else {
        $(".note-control-selection").hide();
    }

    if (oStyle.image || (!oStyle.range.isCollapsed() || (oStyle.range.sc.tagName && !dom.isAnchor(oStyle.range.sc)) || (oStyle.image && !$(oStyle.image).closest('a').length))) {
        $linkPopover.hide();
        oStyle.anchor = false;
    }

    if (oStyle.image || oStyle.anchor || !$(oStyle.range.sc).closest('.note-editable').length) {
        $airPopover.hide();
    } else {
        $airPopover.show();
    }
};

eventHandler.handle.update = function ($handle, oStyle) {
    $handle.toggle(!!oStyle.image);
    if (oStyle.image) {
        var $selection = $handle.find('.note-control-selection');
        var $image = $(oStyle.image);
        var szImage = {
          w: parseInt($image.outerWidth(true), 10),
          h: parseInt($image.outerHeight(true), 10)
        };
        $selection.data('target', oStyle.image); // save current image element.
        var sSizing = szImage.w + 'x' + szImage.h;
        $selection.find('.note-control-selection-info').text(szImage.h > 50 ? sSizing : "");

        $selection.find('.note-control-sizing').toggleClass('note-control-sizing note-control-holder').css({
                'border-top': 0,
                'border-left': 0
            });
    }
};

$(document).on('click keyup', function () {
    $('button[data-event="undo"]').attr('disabled', !history.hasUndo());
    $('button[data-event="redo"]').attr('disabled', !history.hasRedo());
});

eventHandler.editor.undo = function ($popover) {
    if(!$popover.attr('disabled')) history.undo();
};
eventHandler.editor.redo = function ($popover) {
    if(!$popover.attr('disabled')) history.redo();
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* hack for image and link editor */

function getImgTarget () {
  return $(".note-control-selection").data('target');
}
eventHandler.editor.padding = function ($editable, sValue) {
    var $target = $(getImgTarget());
    var paddings = "small medium large xl".split(/\s+/);
    $editable.data('NoteHistory').recordUndo();
    if (sValue.length) {
        paddings.splice(paddings.indexOf(sValue),1);
        $target.toggleClass('padding-'+sValue);
    }
    $target.removeClass("padding-" + paddings.join(" padding-"));
};
eventHandler.editor.resize = function ($editable, sValue) {
    var $target = $(getImgTarget());
    $editable.data('NoteHistory').recordUndo();
    var width = ($target.attr('style') || '').match(/(^|;|\s)width:\s*([0-9]+)%/);
    if (width) {
        width = width[2]/100;
    }
    $(getImgTarget()).css('width', width != sValue ? (sValue * 100) + '%' : '');
};
eventHandler.editor.resizefa = function ($editable, sValue) {
    var $target = $(getImgTarget());
    $editable.data('NoteHistory').recordUndo();
    $target.attr('class', $target.attr('class').replace(/\s*fa-[0-9]+x/g, ''));
    if (+sValue > 1) {
        $target.addClass('fa-'+sValue+'x');
    }
};
eventHandler.editor.floatMe = function ($editable, sValue) {
    var $target = $(getImgTarget());
    $editable.data('NoteHistory').recordUndo();
    switch (sValue) {
        case 'center': $target.toggleClass('center-block').removeClass('pull-right pull-left'); break;
        case 'left': $target.toggleClass('pull-left').removeClass('pull-right center-block'); break;
        case 'right': $target.toggleClass('pull-right').removeClass('pull-left center-block'); break;
    }
};
eventHandler.editor.imageShape = function ($editable, sValue) {
    var $target = $(getImgTarget());
    $editable.data('NoteHistory').recordUndo();
    $target.toggleClass(sValue);
};

eventHandler.dialog.showLinkDialog = function ($editable, $dialog, linkInfo) {
    $editable.data('range').select();
    $editable.data('NoteHistory').recordUndo();

    var editor = new LinkDialog($editable, linkInfo);
    editor.appendTo(document.body);

    var def = new $.Deferred();
    editor.on("save", this, function (linkInfo) {
        linkInfo.range.select();
        $editable.data('range', linkInfo.range);
        def.resolve(linkInfo);
        $editable.data('NoteHistory').popUndo();
        $('.note-popover .note-link-popover').show();
    });
    editor.on("cancel", this, function () {
        def.reject();
        $editable.data('NoteHistory').popUndo();
    });
    return def;
};
eventHandler.dialog.showImageDialog = function ($editable) {
    var r = $editable.data('range');
    if (r.sc.tagName && r.sc.childNodes.length) {
        r.sc = r.sc.childNodes[r.so];
    }
    var editor = new MediaDialog($editable, dom.isImg(r.sc) ? r.sc : null);
    editor.appendTo(document.body);
    return new $.Deferred().reject();
};
$.summernote.pluginEvents.alt = function (event, editor, layoutInfo) {
    var $editable = layoutInfo.editable();
    var $selection = layoutInfo.handle().find('.note-control-selection');
    var media = $selection.data('target');
    new alt($editable, media).appendTo(document.body);
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////

dom.isVoid = function (node) {
    return node && /^BR|^IMG|^HR/.test(node.nodeName.toUpperCase()) || dom.isImg(node);
};
dom.isImg = function (node) {
    return dom.isImgFont(node) || (node && (node.nodeName === "IMG" || (node.className && node.className.match(/(^|\s)media_iframe_video(\s|$)/i)) ));
};
dom.isForbiddenNode = function (node) {
    return $(node).is(".media_iframe_video, .fa, img");
};

dom.isImgFont = function (node) {
    var nodeName = node && node.nodeName.toUpperCase();
    var className = (node && node.className || "");
    if (node && (nodeName === "SPAN" || nodeName === "I") && className.length) {
        var classNames = className.split(/\s+/);
        for (var k=0; k<fontIcons.length; k++) {
            if (_.intersection(fontIcons[k].icons, classNames).length) {
                return true;
            }
        }
    }
    return false;
};
// re-overwrite font to include theme icons
var isFont = dom.isFont;
dom.isFont = function (node) {
    return dom.isImgFont(node) || isFont(node);
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////

var fn_visible = $.summernote.pluginEvents.visible;
$.summernote.pluginEvents.visible = function (event, editor, layoutInfo) {
    var res = fn_visible.call(this, event, editor, layoutInfo);
    var $node = $(dom.node(range.create().sc));
    if (($node.is('[data-oe-type="html"]') || $node.is('[data-oe-field="arch"]')) && $node.hasClass("o_editable") && !$node[0].children.length) {
        var p = $('<p><br/></p>')[0];
        $node.append( p );
        range.createFromNode(p.firstChild).select();
    }
    return res;
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* fix ie and re-range to don't break snippet*/

var initial_data = {};
function reRangeSelectKey (event) {
    initial_data.range = null;
    if (event.shiftKey && event.keyCode >= 37 && event.keyCode <= 40 && !$(event.target).is("input, textarea, select")) {
        var r = range.create();
        if (r) {
            var rng = r.reRange(event.keyCode <= 38);
            if (r !== rng) {
                rng.select();
            }
        }
    }
}
function reRangeSelect (event, dx, dy) {
    var r = range.create();
    if (!r || r.isCollapsed()) return;

    // check if the user move the caret on up or down
    var data = r.reRange(dy < 0 || (dy === 0 && dx < 0));

    if (data.sc !== r.sc || data.so !== r.so || data.ec !== r.ec || data.eo !== r.eo) {
        setTimeout(function () {
            data.select();
            $(data.sc.parentNode).closest('.note-popover');
        },0);
    }

    $(data.sc).closest('.o_editable').data('range', r);
    return r;
}
function summernote_mouseup (event) {
    if ($(event.target).closest("#website-top-navbar, .note-popover").length) {
        return;
    }
    // don't rerange if simple click
    if (initial_data.event) {
        var dx = event.clientX - (event.shiftKey ? initial_data.rect.left : initial_data.event.clientX);
        var dy = event.clientY - (event.shiftKey ? initial_data.rect.top : initial_data.event.clientY);
        if (10 < Math.pow(dx, 2)+Math.pow(dy, 2)) {
            reRangeSelect(event, dx, dy);
        }
    }

    if (!$(event.target).closest(".o_editable").length) {
        return;
    }
    if (!initial_data.range || !event.shiftKey) {
        setTimeout(function () {
            initial_data.range = range.create();
        },0);
    }
}
var remember_selection;
function summernote_mousedown (event) {
    history.splitNext();

    var $editable = $(event.target).closest(".o_editable, .note-editor");
    
    if (!!document.documentMode) {
        summernote_ie_fix(event, function (node) { return node.tagName === "DIV" || node.tagName === "IMG" || (node.dataset && node.dataset.oeModel); });
    } else if (last_div && event.target !== last_div) {
        if (last_div.tagName === "A") {
            summernote_ie_fix(event, function (node) { return node.dataset && node.dataset.oeModel; });
        } else if ($editable.length) {
            if (summernote_ie_fix(event, function (node) { return node.tagName === "A"; })) {
                r = range.create();
                r.select();
            }
        }
    }

    // remember_selection when click on non editable area
    var r = range.create();
    if ($(r ? dom.node(r.sc) : event.srcElement || event.target).closest('#website-top-navbar, #oe_main_menu_navbar, .note-popover, .note-toolbar, .modal').length) {
        if (!$(event.target).is('input, select, label, button, a')) {
            if (!remember_selection && $editable[0]) {
                remember_selection = range.create(dom.firstChild($editable[0]), 0);
            }
            try {
                remember_selection.select();
            } catch (e) {
                console.warn(e);
            }
        }
    } else if (r && $(dom.node(r.sc)).closest('.o_editable, .note-editable').length) {
        remember_selection = r;
    }

    initial_data.event = event;

    // keep selection when click with shift
    if (event.shiftKey && $editable.length) {
        if (initial_data.range) {
            initial_data.range.select();
        }
        var rect = r && r.getClientRects();
        initial_data.rect = rect && rect.length ? rect[0] : { top: 0, left: 0 };
    }
}

var last_div;
var last_div_change;
var last_editable;
function summernote_ie_fix (event, pred) {
    var editable;
    var div;
    var node = event.target;
    while(node.parentNode) {
        if (!div && pred(node)) {
            div = node;
        }
        if(last_div !== node && (node.getAttribute('contentEditable')==='false' || node.className && (node.className.indexOf('o_not_editable') !== -1))) {
            break;
        }
        if (node.className && node.className.indexOf('o_editable') !== -1) {
            if (!div) {
                div = node;
            }
            editable = node;
            break;
        }
        node = node.parentNode;
    }

    if (!editable) {
        $(last_div_change).removeAttr("contentEditable").removeProp("contentEditable");
        $(last_editable).attr("contentEditable", "true").prop("contentEditable", "true");
        last_div_change = null;
        last_editable = null;
        return;
    }

    if (div === last_div) {
        return;
    }

    last_div = div;

    $(last_div_change).removeAttr("contentEditable").removeProp("contentEditable");

    if (last_editable !== editable) {
        if ($(editable).is("[contentEditable='true']")) {
           $(editable).removeAttr("contentEditable").removeProp("contentEditable");
            last_editable = editable;
        } else {
            last_editable = null;
        }
    }
    if (!$(div).attr("contentEditable") && !$(div).is("[data-oe-type='many2one'], [data-oe-type='contact']")) {
        $(div).attr("contentEditable", "true").prop("contentEditable", "true");
        last_div_change = div;
    } else {
        last_div_change = null;
    }
    return editable !== div ? div : null;
}

var fn_attach = eventHandler.attach;
eventHandler.attach = function (oLayoutInfo, options) {
    fn_attach.call(this, oLayoutInfo, options);
    oLayoutInfo.editor.on('dragstart', 'img', function (e) { e.preventDefault(); });
    $(document).on('mousedown', summernote_mousedown);
    $(document).on('mouseup', summernote_mouseup);
    oLayoutInfo.editor.off('click').on('click', function (e) {e.preventDefault();}); // if the content editable is a link
    oLayoutInfo.editor.on('dblclick', 'img, .media_iframe_video, span.fa, i.fa, span.fa', function (event) {
        if (!$(event.target).closest(".note-toolbar").length) { // prevent icon edition of top bar for default summernote
            new MediaDialog(oLayoutInfo.editor, event.target).appendTo(document.body);
        }
    });
    $(document).on("keyup", reRangeSelectKey);
    
    var clone_data = false;
    var $node = oLayoutInfo.editor;
    if ($node.data('oe-model')) {
        $node.on('content_changed', function () {

        var $nodes = $('[data-oe-model]')
            .filter(function () { return this != $node[0];})
            .filter('[data-oe-model="'+$node.data('oe-model')+'"]')
            .filter('[data-oe-id="'+$node.data('oe-id')+'"]')
            .filter('[data-oe-field="'+$node.data('oe-field')+'"]');
        if ($node.data('oe-type')) $nodes = $nodes.filter('[data-oe-type="'+$node.data('oe-type')+'"]');
        if ($node.data('oe-expression')) $nodes = $nodes.filter('[data-oe-expression="'+$node.data('oe-expression')+'"]');
        if ($node.data('oe-xpath')) $nodes = $nodes.filter('[data-oe-xpath="'+$node.data('oe-xpath')+'"]');
        if ($node.data('oe-contact-options')) $nodes = $nodes.filter('[data-oe-contact-options="'+$node.data('oe-contact-options')+'"]');

        var nodes = $node.get();

        if ($node.data('oe-type') === "many2one") {
            $nodes = $nodes.add($('[data-oe-model]')
                .filter(function () { return this != $node[0] && nodes.indexOf(this) === -1; })
                .filter('[data-oe-many2one-model="'+$node.data('oe-many2one-model')+'"]')
                .filter('[data-oe-many2one-id="'+$node.data('oe-many2one-id')+'"]')
                .filter('[data-oe-type="many2one"]'));

            $nodes = $nodes.add($('[data-oe-model]')
                .filter(function () { return this != $node[0] && nodes.indexOf(this) === -1; })
                .filter('[data-oe-model="'+$node.data('oe-many2one-model')+'"]')
                .filter('[data-oe-id="'+$node.data('oe-many2one-id')+'"]')
                .filter('[data-oe-field="name"]'));
        }

            if (!clone_data) {
                clone_data = true;
                $nodes.html(this.innerHTML);
                clone_data = false;
            }
        });
    }
};
var fn_dettach = eventHandler.dettach;
eventHandler.dettach = function (oLayoutInfo, options) {
    fn_dettach.call(this, oLayoutInfo, options);
    oLayoutInfo.editor.off("dragstart");
    $(document).off('mousedown', summernote_mousedown);
    $(document).off('mouseup', summernote_mouseup);
    oLayoutInfo.editor.off("dblclick");
    $(document).off("keyup", reRangeSelectKey);
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* Translation for odoo */

$.summernote.lang.odoo = {
    font: {
      bold: _t('Bold'),
      italic: _t('Italic'),
      underline: _t('Underline'),
      strikethrough: _t('Strikethrough'),
      subscript: _t('Subscript'),
      superscript: _t('Superscript'),
      clear: _t('Remove Font Style'),
      height: _t('Line Height'),
      name: _t('Font Family'),
      size: _t('Font Size')
    },
    image: {
      image: _t('Picture'),
      insert: _t('Insert Image'),
      resizeFull: _t('Resize Full'),
      resizeHalf: _t('Resize Half'),
      resizeQuarter: _t('Resize Quarter'),
      floatLeft: _t('Float Left'),
      floatRight: _t('Float Right'),
      floatNone: _t('Float None'),
      dragImageHere: _t('Drag an image here'),
      selectFromFiles: _t('Select from files'),
      url: _t('Image URL'),
      remove: _t('Remove Image')
    },
    link: {
      link: _t('Link'),
      insert: _t('Insert Link'),
      unlink: _t('Unlink'),
      edit: _t('Edit'),
      textToDisplay: _t('Text to display'),
      url: _t('To what URL should this link go?'),
      openInNewWindow: _t('Open in new window')
    },
    video: {
      video: _t('Video'),
      videoLink: _t('Video Link'),
      insert: _t('Insert Video'),
      url: _t('Video URL?'),
      providers: _t('(YouTube, Vimeo, Vine, Instagram, DailyMotion or Youku)')
    },
    table: {
      table: _t('Table')
    },
    hr: {
      insert: _t('Insert Horizontal Rule')
    },
    style: {
      style: _t('Style'),
      normal: _t('Normal'),
      blockquote: _t('Quote'),
      pre: _t('Code'),
      h1: _t('Header 1'),
      h2: _t('Header 2'),
      h3: _t('Header 3'),
      h4: _t('Header 4'),
      h5: _t('Header 5'),
      h6: _t('Header 6')
    },
    lists: {
      unordered: _t('Unordered list'),
      ordered: _t('Ordered list')
    },
    options: {
      help: _t('Help'),
      fullscreen: _t('Full Screen'),
      codeview: _t('Code View')
    },
    paragraph: {
      paragraph: _t('Paragraph'),
      outdent: _t('Outdent'),
      indent: _t('Indent'),
      left: _t('Align left'),
      center: _t('Align center'),
      right: _t('Align right'),
      justify: _t('Justify full')
    },
    color: {
      recent: _t('Recent Color'),
      more: _t('More Color'),
      background: _t('Background Color'),
      foreground: _t('Foreground Color'),
      transparent: _t('Transparent'),
      setTransparent: _t('Set transparent'),
      reset: _t('Reset'),
      resetToDefault: _t('Reset to default')
    },
    shortcut: {
      shortcuts: _t('Keyboard shortcuts'),
      close: _t('Close'),
      textFormatting: _t('Text formatting'),
      action: _t('Action'),
      paragraphFormatting: _t('Paragraph formatting'),
      documentStyle: _t('Document Style')
    },
    history: {
      undo: _t('Undo'),
      redo: _t('Redo')
    }
};

//////////////////////////////////////////////////////////////////////////////////////////////////////////
/* Change History to have a global History for all summernote instances */

var History = function History ($editable) {
    var aUndo = [];
    var pos = 0;

    this.makeSnap = function () {
        var rng = range.create(),
            elEditable = dom.ancestor(rng && rng.commonAncestor(), dom.isEditable) || $('.o_editable:first')[0];
        return {
            editable: elEditable,
            contents: elEditable.innerHTML,
            bookmark: rng && rng.bookmark(elEditable),
            scrollTop: $(elEditable).scrollTop()
        };
    };

    this.applySnap = function (oSnap) {
        var $editable = $(oSnap.editable);

        if (!!document.documentMode) {
            $editable.removeAttr("contentEditable").removeProp("contentEditable");
        }

        $editable.html(oSnap.contents).scrollTop(oSnap.scrollTop);
        $(".oe_overlay").remove();
        $(".note-control-selection").hide();
        
        $editable.trigger("content_changed");

        if (!oSnap.bookmark) {
            return;
        }

        try {
            var r = range.createFromBookmark(oSnap.editable, oSnap.bookmark);
            r.select();
        } catch(e) {
            console.error(e);
            return;
        }

        $(document).trigger("click");
        $(".o_editable *").filter(function () {
            var $el = $(this);
            if($el.data('snippet-editor')) {
                $el.removeData();
            }
        });

        setTimeout(function () {
            var target = dom.isBR(r.sc) ? r.sc.parentNode : dom.node(r.sc);
            if (!target) {
                return;
            }
            var evt = document.createEvent("MouseEvents");
            evt.initMouseEvent("mousedown", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, target);
            target.dispatchEvent(evt);

            var other_evt = document.createEvent("MouseEvents");
            other_evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, target);
            target.dispatchEvent(other_evt);
        },0);
    };

    this.undo = function () {
        if (!pos) { return; }
        last = null;
        if (!aUndo[pos]) aUndo[pos] = this.makeSnap();
        if (aUndo[pos-1].jump) pos--;
        this.applySnap(aUndo[--pos]);
    };
    this.hasUndo = function () {
        return pos > 0;
    };

    this.redo = function () {
        if (aUndo.length <= pos+1) { return; }
        if (aUndo[pos].jump) pos++;
        this.applySnap(aUndo[++pos]);
    };
    this.hasRedo = function () {
        return aUndo.length > pos+1;
    };

    this.popUndo = function () {
        pos--;
        aUndo.pop();
    };

    var last;
    this.recordUndo = function ($editable, event, internal_history) {
        if (!internal_history) {
            if (!event || !last || !aUndo[pos-1] || aUndo[pos-1].editable !== $editable[0]) { // don't trigger change for all keypress
                $(".o_editable.note-editable").trigger("content_changed");
            }
        }
        if (event) {
            if (last && aUndo[pos-1] && aUndo[pos-1].editable !== $editable[0]) {
                // => make a snap when the user change editable zone (because: don't make snap for each keydown)
                aUndo.splice(pos, aUndo.length);
                var prev = aUndo[pos-1];
                aUndo[pos] = {
                    editable: prev.editable,
                    contents: $(prev.editable).html(),
                    bookmark: prev.bookmark,
                    scrollTop: prev.scrollTop,
                    jump: true
                };
                pos++;
            }
            else if (event === last) return;
        }
        last = event;
        aUndo.splice(pos, aUndo.length);
        aUndo[pos] = this.makeSnap($editable);
        pos++;
    };

    this.splitNext = function () {
        last = false;
    };
};
var history = new History();

//////////////////////////////////////////////////////////////////////////////////////////////////////////
// add focusIn to jQuery to allow to move caret into a div of a contentEditable area

$.fn.extend({
    focusIn: function () {
        if (this.length) {
            range.create(dom.firstChild(this[0]), 0).select();
        }
        return this;
    },
    selectContent: function () {
        if (this.length) {
            var next = dom.lastChild(this[0]);
            range.create(dom.firstChild(this[0]), 0, next, next.textContent.length).select();
        }
        return this;
    },
    activateBlock: function () {
        var target = snippet_editor.snippet.globalSelector.closest($(this))[0] || (dom.isBR(this) ? this.parentNode : dom.node(this));
        var evt = document.createEvent("MouseEvents");
        evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, target);
        target.dispatchEvent(evt);
        return this;
    }
});

//////////////////////////////////////////////////////////////////////////////////////////////////////////

function change_default_bootstrap_animation_to_edit() {
    var fn_carousel = $.fn.carousel;
    $.fn.carousel = function () {
        var res = fn_carousel.apply(this, arguments);
        // off bootstrap keydown event to remove event.preventDefault()
        // and allow to change cursor position
        $(this).off('keydown.bs.carousel');
        return res;
    };
}

//////////////////////////////////////////////////////////////////////////////////////////////////////////

website.no_editor = !!$(document.documentElement).data('editable-no-editor');

website.add_template_file('/website/static/src/xml/website.editor.xml');
website.dom_ready.done(function () {
    website.ready().then(init_editor);

    $(document).on('click', 'a.js_link2post', function (ev) {
        ev.preventDefault();
        website.form(this.pathname, 'POST');
    });

    $(document).on('click', '.note-editable', function (ev) {
        ev.preventDefault();
    });

    $(document).on('submit', '.note-editable form .btn', function (ev) {
        // Disable form submition in editable mode
        ev.preventDefault();
    });

    $(document).on('hide.bs.dropdown', '.dropdown', function (ev) {
        // Prevent dropdown closing when a contenteditable children is focused
        if (ev.originalEvent
                && $(ev.target).has(ev.originalEvent.target).length
                && $(ev.originalEvent.target).is('[contenteditable]')) {
            ev.preventDefault();
        }
    });
});


/* ----- TOP EDITOR BAR FOR ADMIN ---- */
var EditorBar = Widget.extend({
    template: 'website.editorbar',
    events: {
        'click button[data-action=save]': 'save',
        'click a[data-action=cancel]': 'cancel',
    },
    start: function() {
        var self = this;
        this.saving_mutex = new utils.Mutex();

        this.$buttons = {
            edit: this.$el.parents().find('button[data-action=edit]'),
            save: this.$('button[data-action=save]'),
            cancel: this.$('button[data-action=cancel]'),
        };

        this.$('#website-top-edit').hide();
        this.$('#website-top-view').show();

        var $edit_button = this.$buttons.edit
                .prop('disabled', website.no_editor);
        if (website.no_editor) {
            var help_text = $(document.documentElement).data('editable-no-editor');
            $edit_button.parent()
                // help must be set on form above button because it does
                // not appear on disabled button
                .attr('title', help_text);
        }

        $('.dropdown-toggle').dropdown();

        this.$buttons.edit.click(function(ev) {
            self.edit();
        });

        this.rte = new RTE(this);
        this.rte.on('change', this, this.proxy('rte_changed'));
        this.rte.on('rte:ready', this, function () {
            self.trigger('rte:ready');
        });

        this.rte.appendTo(this.$('#website-top-edit .nav.js_editor_placeholder'));
        return this._super.apply(this, arguments);
    },
    edit: function (no_editor) {
        this.$buttons.edit.prop('disabled', true);
        this.$('#website-top-view').hide();
        this.$el.show();
        this.$('#website-top-edit').show();
        
        if (!no_editor) {
            this.rte.start_edition();
            this.trigger('rte:called');
        }

        var flag = false;
        window.onbeforeunload = function(event) {
            if ($('.o_editable.o_dirty').length && !flag) {
                flag = true;
                setTimeout(function () {flag=false;},0);
                return _t('This document is not saved!');
            }
        };
    },
    rte_changed: function () {
        this.$buttons.save.prop('disabled', false);
    },
    _save: function () {
        var self = this;

        var saved = {}; // list of allready saved views and data

        var defs = $('.o_editable')
            .filter('.o_dirty')
            .removeAttr('contentEditable')
            .removeClass('o_dirty o_editable oe_carlos_danger o_is_inline_editable')
            .map(function () {
                var $el = $(this);

                // remove multi edition
                var key =  $el.data('oe-model')+":"+$el.data('oe-id')+":"+$el.data('oe-field')+":"+$el.data('oe-type')+":"+$el.data('oe-expression');
                if (saved[key]) return true;
                saved[key] = true;

                // TODO: Add a queue with concurrency limit in webclient
                // https://github.com/medikoo/deferred/blob/master/lib/ext/function/gate.js
                return self.saving_mutex.exec(function () {
                    return self.saveElement($el)
                        .then(undefined, function (thing, response) {
                            // because ckeditor regenerates all the dom,
                            // we can't just setup the popover here as
                            // everything will be destroyed by the DOM
                            // regeneration. Add markings instead, and
                            // returns a new rejection with all relevant
                            // info
                            var id = _.uniqueId('carlos_danger_');
                            $el.addClass('o_dirty oe_carlos_danger');
                            $el.addClass(id);
                            return $.Deferred().reject({
                                id: id,
                                error: response.data,
                            });
                        });
                });
            }).get();
        return $.when.apply(null, defs).then(function () {
            window.onbeforeunload = null;
            website.reload();
        }, function (failed) {
            // If there were errors, re-enable edition
            self.rte.start_edition(true);
            // jquery's deferred being a pain in the ass
            if (!_.isArray(failed)) { failed = [failed]; }

            _(failed).each(function (failure) {
                var html = failure.error.exception_type === "except_osv";
                if (html) {
                    var msg = $("<div/>").text(failure.error.message).html();
                    var data = msg.substring(3,msg.length-2).split(/', u'/);
                    failure.error.message = '<b>' + data[0] + '</b>' + dom.blank + data[1];
                }
                $(root).find('.' + failure.id)
                    .removeClass(failure.id)
                    .popover({
                        html: html,
                        trigger: 'hover',
                        content: failure.error.message,
                        placement: 'auto top',
                    })
                    // Force-show popovers so users will notice them.
                    .popover('show');
            });
        });
    },
    save: function () {
        return this._save().then(function () {
            website.reload();
        });
    },
    /**
     * Saves an RTE content, which always corresponds to a view section (?).
     */
    save_without_reload: function () {
        return this._save();
    },
    saveElement: function ($el) {
        var markup = $el.prop('outerHTML');
        return ajax.jsonRpc('/web/dataset/call', 'call', {
            model: 'ir.ui.view',
            method: 'save',
            args: [$el.data('oe-id'), markup,
                   $el.data('oe-xpath') || null,
                   website.get_context()],
        });
    },
    cancel: function () {
        new $.Deferred(function (d) {
            var $dialog = $(core.qweb.render('website.editor.discard')).appendTo(document.body);
            $dialog.on('click', '.btn-danger', function () {
                d.resolve();
            }).on('hidden.bs.modal', function () {
                d.reject();
            });
            d.always(function () {
                $dialog.remove();
            });
            $dialog.modal('show');
        }).then(function () {
            window.onbeforeunload = null;
            website.reload();
        });
    },
});

var EditorBarCustomize = Widget.extend({
    events: {
        'mousedown a.dropdown-toggle': 'load_menu',
        'click ul a[data-view-id]': 'do_customize',
    },
    start: function() {
        var self = this;
        this.$menu = self.$el.find('ul');
        this.view_name = $(document.documentElement).data('view-xmlid');
        if (!this.view_name) {
            this.$el.hide();
        }
        this.loaded = false;
    },
    load_menu: function () {
        var self = this;
        if(this.loaded) {
            return;
        }
        ajax.jsonRpc('/website/customize_template_get', 'call', { 'key': this.view_name }).then(
            function(result) {
                _.each(result, function (item) {
                    if (item.key === "website.debugger" && !window.location.search.match(/[&?]debug(&|$)/)) return;
                    if (item.header) {
                        self.$menu.append('<li class="dropdown-header">' + item.name + '</li>');
                    } else {
                        self.$menu.append(_.str.sprintf('<li role="presentation"><a href="#" data-view-id="%s" role="menuitem"><strong class="fa fa%s-square-o"></strong> %s</a></li>',
                            item.id, item.active ? '-check' : '', item.name));
                    }
                });
                self.loaded = true;
            }
        );
    },
    do_customize: function (event) {
        var view_id = $(event.currentTarget).data('view-id');
        return ajax.jsonRpc('/web/dataset/call_kw', 'call', {
            model: 'ir.ui.view',
            method: 'toggle',
            args: [],
            kwargs: {
                ids: [parseInt(view_id, 10)],
                context: website.get_context()
            }
        }).then( function() {
            window.location.reload();
        });
    },
});

$(document).ready(function() {
    var editorBarCustomize = new EditorBarCustomize();
    editorBarCustomize.setElement($('li[id=customize-menu]'));
    editorBarCustomize.start();
});

/* ----- RICH TEXT EDITOR ---- */

var RTE = Widget.extend({
    init: function (EditorBar) {
        this.EditorBar = EditorBar;
        $('.inline-media-link').remove();
        this._super.apply(this, arguments);

        computeFonts();
    },
    /**
     * Add a record undo to history
     * @param {DOM} target where the dom is changed is editable zone
     */
    historyRecordUndo: function ($target, internal_history) {
        var rng = range.create();
        var $editable = $($target || (rng && rng.sc)).closest(".o_editable");
        if ($editable.length) {
            rng = $editable.data('range') || rng;
        }
        if (!rng && $target.length) {
            rng = range.create($target.closest("*")[0],0);
        }
        if (rng) {
            try {
                rng.select();
            } catch (e) {
                console.error(e);
            }
        }
        $target = $(rng.sc);
        $target.mousedown();
        this.history.recordUndo($target, null, internal_history);
        $target.mousedown();
    },
    /**
     * Makes the page editable
     *
     * @param {Boolean} [restart=false] in case the edition was already set
     *                                  up once and is being re-enabled.
     * @returns {$.Deferred} deferred indicating when the RTE is ready
     */
    start_edition: function (restart) {
        var self = this;

        change_default_bootstrap_animation_to_edit();

        this.history = history;

        // handler for cancel editor
        $(document).on('keydown', function (event) {
            if (event.keyCode === 27 && !$('.modal-content:visible').length) {
                setTimeout(function () {
                    $('#website-top-navbar [data-action="cancel"]').click();
                    var $modal = $('.modal-content > .modal-body').parents(".modal:first");
                    $modal.off('keyup.dismiss.bs.modal');
                    setTimeout(function () {
                        $modal.on('keyup.dismiss.bs.modal', function () {
                            $(this).modal('hide');
                        });
                    },500);
                },0);
            }
        });

        // activate editor
        var $last;
        $(document).on('mousedown', function (event) {
            var $target = $(event.target);
            var $editable = $target.closest('.o_editable');

            if (!$editable.size()) {
                return;
            }

            if ($last && (!$editable.size() || $last[0] != $editable[0])) {
                var $destroy = $last;
                setTimeout(function () {$destroy.destroy();},150); // setTimeout to remove flickering when change to editable zone (re-create an editor)
                $last = null;
            }
            if ($editable.size() && (!$last || $last[0] != $editable[0]) &&
                    ($target.closest('[contenteditable]').attr('contenteditable') || "").toLowerCase() !== 'false') {
                $editable.summernote(self._config());
                $editable.data('NoteHistory', self.history);
                $editable.data('rte', self);
                $last = $editable;

                // firefox & IE fix
                try {
                    document.execCommand('enableObjectResizing', false, false);
                    document.execCommand('enableInlineTableEditing', false, false);
                    document.execCommand( '2D-position', false, false);
                } catch (e) {}
                document.body.addEventListener('resizestart', function (evt) {evt.preventDefault(); return false;});
                document.body.addEventListener('movestart', function (evt) {evt.preventDefault(); return false;});
                document.body.addEventListener('dragstart', function (evt) {evt.preventDefault(); return false;});

                if (!range.create()) {
                    range.create($editable[0],0).select();
                }

                $target.trigger('mousedown'); // for activate selection on picture
                setTimeout(function () {
                    self.historyRecordUndo($editable, true);
                },0);
            }
        });

        $('.o_not_editable').attr("contentEditable", false);

        $('#wrapwrap [data-oe-model]')
            .not('.o_not_editable')
            .filter(function () {
                return !$(this).closest('.o_not_editable').length;
            })
            .not('link, script')
            .not('[data-oe-readonly]')
            .not('img[data-oe-field="arch"], br[data-oe-field="arch"], input[data-oe-field="arch"]')
            .not('.oe_snippet_editor')
            .addClass('o_editable');

        $('.o_editable').each(function () {
            var node = this;
            var $node = $(node);

            // add class to display inline-block for empty t-field
            if(window.getComputedStyle(node).display === "inline" && $node.data('oe-type') !== "image") {
                $node.addClass('o_is_inline_editable');
            }

            // start element observation
            $(node).one('content_changed', function () {
                $node.addClass('o_dirty');
            });
            $(node).on('content_changed', function () {
                self.trigger('change');
            });
        });

        $(document).trigger('mousedown');

        if (!restart) {
            $('#wrapwrap, .o_editable').on('click', '*', function (event) {
                event.preventDefault();
            });

            $('body').addClass("editor_enable");

            $(document)
                .tooltip({
                    selector: '[data-oe-readonly]',
                    container: 'body',
                    trigger: 'hover',
                    delay: { "show": 1000, "hide": 100 },
                    placement: 'bottom',
                    title: _t("Readonly field")
                })
                .on('click', function () {
                    $(this).tooltip('hide');
                });

            self.trigger('rte:ready');
        }
    },

    _config: function () {
        return {
            airMode : true,
            focus: false,
            airPopover: [
                ['style', ['style']],
                ['font', ['bold', 'italic', 'underline', 'clear']],
                ['fontsize', ['fontsize']],
                ['color', ['color']],
                ['para', ['ul', 'ol', 'paragraph']],
                ['table', ['table']],
                ['insert', ['link', 'picture']],
                ['history', ['undo', 'redo']],
            ],
            oninit: function() {
            },
            styleWithSpan: false,
            inlinemedia : ['p'],
            lang: "odoo"
        };
    }
});

/* ----- EDITOR: LINK & MEDIA ---- */

var Dialog = Widget.extend({
    events: {
        'hidden.bs.modal': 'destroy',
        'click button.save': 'save',
        'click button[data-dismiss="modal"]': 'cancel',
    },
    init: function () {
        this._super();
    },
    start: function () {
        var sup = this._super();
        this.$el.modal({backdrop: 'static'});
        this.$('input:first').focus();
        return sup;
    },
    save: function () {
        this.close();
        this.trigger("saved");
    },
    cancel: function () {
        this.trigger("cancel");
    },
    close: function () {
        this.$el.modal('hide');
    },
});

var LinkDialog = Dialog.extend({
    template: 'website.editor.dialog.link',
    events: _.extend({}, Dialog.prototype.events, {
        'change :input.url-source': 'changed',
        'keyup :input.url': 'onkeyup',
        'keyup :input': 'preview',
        'click button.remove': 'remove_link',
        'change input#link-text': function (e) {
            this.text = $(e.target).val();
        },
        'change .link-style': function (e) {
            this.preview();
        },
    }),
    init: function (editable, linkInfo) {
        this._super(editable, linkInfo);
        this.editable = editable;
        this.data = linkInfo || {};

        this.data.className = "";
        if (this.data.range) {
            this.data.iniClassName = $(this.data.range.sc).filter("a").attr("class") || "";
            this.data.className = this.data.iniClassName.replace(/(^|\s+)btn(-[a-z0-9_-]*)?/gi, ' ');

            var is_link = this.data.range.isOnAnchor();
            var r = this.data.range;

            var sc = r.sc;
            var so = r.so;
            var ec = r.ec;
            var eo = r.eo;

            var nodes;
            if (!is_link) {
                if (sc.tagName) {
                    sc = dom.firstChild(so ? sc.childNodes[so] : sc);
                    so = 0;
                } else if (so !== sc.textContent.length) {
                    if (sc === ec) {
                        ec = sc = sc.splitText(so);
                        eo -= so;
                    } else {
                        sc = sc.splitText(so);
                    }
                    so = 0;
                }
                if (ec.tagName) {
                    ec = dom.lastChild(eo ? ec.childNodes[eo-1] : ec);
                    eo = ec.textContent.length;
                } else if (eo !== ec.textContent.length) {
                    ec.splitText(eo);
                }
                
                nodes = dom.listBetween(sc, ec);

                // browsers can't target a picture or void node
                if (dom.isVoid(sc) || dom.isImg(sc)) {
                  so = dom.listPrev(sc).length-1;
                  sc = sc.parentNode;
                }
                if (dom.isBR(ec)) {
                  eo = dom.listPrev(ec).length-1;
                  ec = ec.parentNode;
                } else if (dom.isVoid(ec) || dom.isImg(sc)) {
                  eo = dom.listPrev(ec).length;
                  ec = ec.parentNode;
                }

                this.data.range = range.create(sc, so, ec, eo);
                this.data.range.select();
            } else {
                nodes = dom.ancestor(sc, dom.isAnchor).childNodes;
            }

            if (dom.isImg(sc) && nodes.indexOf(sc) === -1) {
                nodes.push(sc);
            }
            if (nodes.length > 1 || dom.ancestor(nodes[0], dom.isImg)) {
                var text = "";
                this.data.images = [];
                for (var i=0; i<nodes.length; i++) {
                    if (dom.ancestor(nodes[i], dom.isImg)) {
                        this.data.images.push(dom.ancestor(nodes[i], dom.isImg));
                        text += '[IMG]';
                    } else if (!is_link && i===0) {
                        text += nodes[i].textContent.slice(so, Infinity);
                    } else if (!is_link && i===nodes.length-1) {
                        text += nodes[i].textContent.slice(0, eo);
                    } else {
                        text += nodes[i].textContent;
                    }
                }
                this.data.text = text;
            }
        }

        this.data.text = this.data.text.replace(/[ \t\r\n]+/g, ' ');

        // Store last-performed request to be able to cancel/abort it.
        this.page_exists_req = null;
        this.search_pages_req = null;
        this.bind_data();
    },
    start: function () {
        var self = this;
        var last;
        this.$('#link-page').select2({
            minimumInputLength: 1,
            placeholder: _t("New or existing page"),
            query: function (q) {
                if (q.term == last) return;
                last = q.term;
                $.when(
                    self.page_exists(q.term),
                    self.fetch_pages(q.term)
                ).then(function (exists, results) {
                    var rs = _.map(results, function (r) {
                        return { id: r.loc, text: r.loc, };
                    });
                    if (!exists) {
                        rs.push({
                            create: true,
                            id: q.term,
                            text: _.str.sprintf(_t("Create page '%s'"), q.term),
                        });
                    }
                    q.callback({
                        more: false,
                        results: rs
                    });
                }, function () {
                    q.callback({more: false, results: []});
                });
            },
        });
        return this._super().then(this.proxy('bind_data'));
    },
    get_data: function (test) {
        var def = new $.Deferred(),
            $e = this.$('.active input.url-source').filter(':input'),
            val = $e.val(),
            label = this.$('#link-text').val() || val;

        if (label && this.data.images) {
            for(var i=0; i<this.data.images.length; i++) {
                label = label.replace(/</, "&lt;").replace(/>/, "&gt;").replace(/\[IMG\]/, this.data.images[i].outerHTML);
            }
        }

        if (!test && (!val || !$e[0].checkValidity())) {
            // FIXME: error message
            $e.closest('.form-group').addClass('has-error');
            $e.focus();
            def.reject();
        }

        var style = this.$("input[name='link-style-type']:checked").val() || '';
        var size = this.$("input[name='link-style-size']:checked").val() || '';
        var classes = (this.data.className || "") + (style && style.length ? " btn " : "") + style + " " + size;
        var isNewWindow = this.$('input.window-new').prop('checked');

        if ($e.hasClass('email-address') && $e.val().indexOf("@") !== -1) {
            def.resolve(val.indexOf("mailto:") === 0 ? val : 'mailto:' + val, isNewWindow, label, classes);
        } else if ($e.val() && $e.val().length && $e.hasClass('page')) {
            var data = $e.select2('data');
            if (test || !data.create) {
                def.resolve(data.id, isNewWindow, label || data.text, classes);
            } else {
                // Create the page, get the URL back
                $.get(_.str.sprintf(
                        '/website/add/%s?noredirect=1', encodeURI(data.id)))
                    .then(function (response) {
                        def.resolve(response, isNewWindow, label, classes);
                    });
            }
        } else {
            def.resolve(val, isNewWindow, label, classes);
        }
        return def;
    },
    save: function () {
        var self = this;
        var _super = this._super.bind(this);
        return this.get_data()
            .then(function (url, new_window, label, classes) {
                self.data.url = url;
                self.data.newWindow = new_window;
                self.data.text = label;
                self.data.className = classes.replace(/\s+/gi, ' ').replace(/^\s+|\s+$/gi, '');

                self.trigger("save", self.data);
            }).then(_super);
    },
    bind_data: function () {
        var self = this;
        var href = this.data.url;
        var new_window = this.data.isNewWindow;
        var text = this.data.text;
        var classes = this.data.iniClassName;

        this.$('input#link-text').val(text);
        this.$('input.window-new').prop('checked', new_window);

        if (classes) {
            this.$('input[value!=""]').each(function () {
                var $option = $(this);
                if (classes.indexOf($option.val()) !== -1) {
                    $option.attr("checked", "checked");
                }
            });
        }

        var match, $control;
        if (href && (match = /mailto:(.+)/.exec(href))) {
            this.$('input.email-address').val(match[1]).change();
        }
        if (href && !$control) {
            this.page_exists(href).then(function (exist) {
                if (exist) {
                    self.$('#link-page').select2('data', {'id': href, 'text': href});
                } else {
                    self.$('input.url').val(href).change();
                    self.$('input.window-new').closest("div").show();
                }
            });
        }

        this.page_exists(href).then(function (exist) {
            if (exist) {
                self.$('#link-page').select2('data', {'id': href, 'text': href});
            } else {
                self.$('input.url').val(href).change();
                self.$('input.window-new').closest("div").show();
            }
        });

        this.preview();
    },
    changed: function (e) {
        var $e = $(e.target);
        this.$('.url-source').filter(':input').not($e).val('')
                .filter(function () { return !!$(this).data('select2'); })
                .select2('data', null);
        $e.closest('.list-group-item')
            .addClass('active')
            .siblings().removeClass('active')
            .addBack().removeClass('has-error');
        this.preview();
    },
    call: function (method, args, kwargs) {
        var self = this;
        var req = method + '_req';
        if (this[req]) { this[req].abort(); }
        return this[req] = ajax.jsonRpc('/web/dataset/call_kw', 'call', {
            model: 'website',
            method: method,
            args: args,
            kwargs: kwargs,
        }).always(function () {
            self[req] = null;
        });
    },
    page_exists: function (term) {
        return this.call('page_exists', [null, term], {
            context: website.get_context(),
        });
    },
    fetch_pages: function (term) {
        return this.call('search_pages', [null, term], {
            limit: 9,
            context: website.get_context(),
        });
    },
    onkeyup: function (e) {
        var $e = $(e.target);
        var is_link = ($e.val()||'').length && $e.val().indexOf("@") === -1;
        this.$('input.window-new').closest("div").toggle(is_link);
        this.preview();
    },
    preview: function () {
        var $preview = this.$("#link-preview");
        this.get_data(true).then(function (url, new_window, label, classes) {
            $preview.attr("target", new_window ? '_blank' : "")
                .attr("href", url && url.length ? url : "#")
                .html((label && label.length ? label : url))
                .attr("class", classes.replace(/pull-\w+/, ''));
        });
    }
});

/**
 * alt widget. Lets users change a alt & title on a media
 */
var alt = Dialog.extend({
    template: 'website.editor.dialog.alt',
    init: function ($editable, media) {
        this.$editable = $editable;
        this.media = media;
        this.alt = ($(this.media).attr('alt') || "").replace(/&quot;/g, '"');
        this.title = ($(this.media).attr('title') || "").replace(/&quot;/g, '"');
        return this._super();
    },
    save: function () {
        var self = this;
        range.createFromNode(self.media).select();
        this.$editable.data('NoteHistory').recordUndo();
        var alt = this.$('#alt').val();
        var title = this.$('#title').val();
        $(this.media).attr('alt', alt ? alt.replace(/"/g, "&quot;") : null).attr('title', title ? title.replace(/"/g, "&quot;") : null);
        setTimeout(function () {
            click_event(self.media, "mouseup");
        },0);
        return this._super();
    },
});

var click_event = function(el, type) {
    var evt = document.createEvent("MouseEvents");
    evt.initMouseEvent(type, true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, el);
    el.dispatchEvent(evt);
};

/**
 * MediaDialog widget. Lets users change a media, including uploading a
 * new image, font awsome or video and can change a media into an other
 * media
 *
 * options: select_images: allow the selection of more of one image
 */
var MediaDialog = Dialog.extend({
    template: 'website.editor.dialog.media',
    events : _.extend({}, Dialog.prototype.events, {
        'input input#icon-search': 'search',
    }),
    init: function ($editable, media, options) {
        this._super();
        if ($editable) {
            this.$editable = $editable;
            this.rte = this.$editable.rte || this.$editable.data('rte');
        }
        this.options = options || {};
        this.old_media = media;
        this.media = media;
        this.isNewMedia = !media;
        this.range = range.create();
    },
    start: function () {
        var self = this;

        this.only_images = this.options.only_images || this.options.select_images || (this.media && $(this.media).parent().data("oe-field") === "image");
        if (this.only_images) {
            this.$('[href="#editor-media-video"], [href="#editor-media-icon"]').addClass('hidden');
        }

        if (this.media) {
            if (this.media.nodeName === "IMG") {
                this.$('[href="#editor-media-image"]').tab('show');
            } else if (this.media.className.match(/(^|\s)media_iframe_video($|\s)/)) {
                this.$('[href="#editor-media-video"]').tab('show');
            }  else if (this.media.parentNode.className.match(/(^|\s)media_iframe_video($|\s)/)) {
                this.media = this.media.parentNode;
                this.$('[href="#editor-media-video"]').tab('show');
            } else if (this.media.className.match(/(^|\s)fa($|\s)/)) {
                this.$('[href="#editor-media-icon"]').tab('show');
            }
        }

        this.imageDialog = new ImageDialog(this, this.media, this.options);
        this.imageDialog.appendTo(this.$("#editor-media-image"));
        this.iconDialog = new FontIconsDialog(this, this.media, this.options);
        this.iconDialog.appendTo(this.$("#editor-media-icon"));
        this.videoDialog = new VideoDialog(this, this.media, this.options);
        this.videoDialog.appendTo(this.$("#editor-media-video"));

        this.active = this.imageDialog;

        $('a[data-toggle="tab"]').on('shown.bs.tab', function (event) {
            if ($(event.target).is('[href="#editor-media-image"]')) {
                self.active = self.imageDialog;
                self.$('li.search, li.previous, li.next').removeClass("hidden");
            } else if ($(event.target).is('[href="#editor-media-icon"]')) {
                self.active = self.iconDialog;
                self.$('li.search, li.previous, li.next').removeClass("hidden");
                self.$('.nav-tabs li.previous, .nav-tabs li.next').addClass("hidden");
            } else if ($(event.target).is('[href="#editor-media-video"]')) {
                self.active = self.videoDialog;
                self.$('.nav-tabs li.search').addClass("hidden");
            }
        });

        return this._super();
    },
    save: function () {
        if (this.options.select_images) {
            this.trigger("saved", this.active.save());
            this.close();
            return;
        }
        if(this.rte) {
            this.range.select();
            this.rte.historyRecordUndo(this.media);
        }

        var self = this;
        if (self.media) {
            this.media.innerHTML = "";
            if (this.active !== this.imageDialog) {
                this.imageDialog.clear();
            }
            if (this.active !== this.iconDialog) {
                this.iconDialog.clear();
            }
            if (this.active !== this.videoDialog) {
                this.videoDialog.clear();
            }
        } else {
            this.media = document.createElement("img");
            this.range.insertNode(this.media, true);
            this.active.media = this.media;
        }
        this.active.save();

        if (this.active.add_class) {
            $(this.media).addClass(this.active.add_class);
        }

        $(document.body).trigger("media-saved", [self.active.media, self.old_media]);
        self.trigger("saved", [self.active.media, self.old_media]);
        setTimeout(function () {
            range.createFromNode(self.active.media).select();
            click_event(self.active.media, "mousedown");
            if (!this.only_images) {
                setTimeout(function () {
                    if($(self.active.media).parent().data("oe-field") !== "image") {
                        click_event(self.active.media, "click");
                    }
                    click_event(self.active.media, "mouseup");
                },0);
            }
        },0);

        this.close();
    },
    searchTimer: null,
    search: function () {
        var self = this;
        var needle = this.$("input#icon-search").val();
        clearTimeout(this.searchTimer);
        this.searchTimer = setTimeout(function () {
            self.active.search(needle || "");
        },250);
    }
});

/**
 * ImageDialog widget. Lets users change an image, including uploading a
 * new image in OpenERP or selecting the image style (if supported by
 * the caller).
 */
var IMAGES_PER_ROW = 6;
var IMAGES_ROWS = 2;
var ImageDialog = Widget.extend({
    template: 'website.editor.dialog.image',
    events: _.extend({}, Dialog.prototype.events, {
        'change .url-source': function (e) {
            this.changed($(e.target));
        },
        'click button.filepicker': function () {
            var filepicker = this.$('input[type=file]');
            if (!_.isEmpty(filepicker)){
                filepicker[0].click();
            }
        },
        'click .js_disable_optimization': function () {
            this.$('input[name="disable_optimization"]').val('1');
            var filepicker = this.$('button.filepicker');
            if (!_.isEmpty(filepicker)){
                filepicker[0].click();
            }
        },
        'change input[type=file]': 'file_selection',
        'submit form': 'form_submit',
        'change input.url': "change_input",
        'keyup input.url': "change_input",
        //'change select.image-style': 'preview_image',
        'click .existing-attachments img': 'select_existing',
        'click .existing-attachment-remove': 'try_remove',
    }),
    init: function (parent, media, options) {
        this._super();
        this.options = options || {};
        this.parent = parent;
        this.media = media;
        this.images = [];
        this.page = 0;
    },
    start: function () {
        this.$preview = this.$('.preview-container').detach();
        var self = this;
        var res = this._super();
        var o = { url: null, alt: null };
        // avoid typos, prevent addition of new properties to the object
        Object.preventExtensions(o);

        if ($(this.media).is("img")) {
            o.url = this.media.getAttribute('src');
        } else {
            this.add_class = "img-responsive pull-left";
        }
        this.parent.$(".pager > li").click(function (e) {
            e.preventDefault();
            var $target = $(e.currentTarget);
            if ($target.hasClass('disabled')) {
                return;
            }
            self.page += $target.hasClass('previous') ? -1 : 1;
            self.display_attachments();
        });
        this.set_image(o.url, o.alt);
        this.fetch_existing();
        return res;
    },
    push: function (url, alt, id) {
        if (this.options.select_images) {
            var img = _.select(this.images, function (v) { return v.url == url;});
            if (img.length) {
                this.images.splice(this.images.indexOf(img[0]),1);
                return;
            }
        } else {
            this.images = [];
        }
        this.images.push({'url': url, 'alt': alt, 'id': id});
    },
    save: function () {
        if (this.options.select_images) {
            this.parent.trigger("save", this.images);
            return this.images;
        }
        this.parent.trigger("save", this.media);

        var img = this.images[0] || {
                'url': this.$(".existing-attachments img:first").attr('src'),
                'alt': this.$(".existing-attachments img:first").attr('alt')
            };

        if (this.media.tagName !== "IMG") {
            var media = document.createElement('img');
            $(this.media).replaceWith(media);
            this.media = media;
        }

        $(this.media).attr('src', img.url).attr('alt', img.alt);

        var style = this.style;
        this.media.setAttribute('src', img.url);
        if (style) { this.media.addClass(style); }

        return this.media;
    },
    clear: function () {
        this.media.className = this.media.className.replace(/(^|\s)(img(\s|$)|img-[^\s]*)/g, ' ');
    },
    cancel: function () {
        this.trigger('cancel');
    },
    change_input: function (e) {
        var $input = $(e.target);
        var $button = $input.parent().find("button");
        if ($input.val() === "") {
            $button.addClass("btn-default").removeClass("btn-primary");
        } else {
            $button.removeClass("btn-default").addClass("btn-primary");
        }
    },
    search: function (needle) {
        var self = this;
        this.fetch_existing(needle).then(function () {
            self.selected_existing();
        });
    },
    set_image: function (url, alt) {
        var self = this;
        if (url) {
            this.push(url, alt);
        }
        this.$('input.url').val('');
        this.fetch_existing().then(function () {
            self.selected_existing();
        });
    },
    form_submit: function (event) {
        var self = this;
        var $form = this.$('form[action="/website/attach"]');
        if (!$form.find('input[name="upload"]').val().length) {
            $form.find('input[name="url"]').val();
            if (this.selected_existing().size()) {
                event.preventDefault();
                return false;
            }
        }
        $form.find('.well > div').hide().last().after('<span class="fa fa-spin fa-3x fa-refresh"/>');

        var callback = _.uniqueId('func_');
        this.$('input[name=func]').val(callback);
        window[callback] = function (attachments, error) {
            delete window[callback];
            $form.find('.well > span').remove();
            $form.find('.well > div').show();
            if (error || !attachments.length) {
                self.file_selected(null, error || !attachments.length);
            }
            for (var i=0; i<attachments.length; i++) {
                self.file_selected(attachments[i]['website_url'], error);
            }
        };
    },
    file_selection: function () {
        this.$el.addClass('nosave');
        this.$('form').removeClass('has-error').find('.help-block').empty();
        this.$('button.filepicker').removeClass('btn-danger btn-success');
        this.$('form').submit();
    },
    file_selected: function(url, error) {
        var $button = this.$('button.filepicker');
        if (!error) {
            $button.addClass('btn-success');
        } else {
            url = null;
            this.$('form').addClass('has-error')
                .find('.help-block').text(error);
            $button.addClass('btn-danger');
        }
        this.set_image(url, null, error);

        if (!this.options.select_images) {
            // auto save and close popup
            this.parent.save();
        }
    },
    fetch_existing: function (needle) {
        var domain = [['res_model', '=', 'ir.ui.view'], '|',
                    ['mimetype', '=', false], ['mimetype', '=like', 'image/%']];
        if (needle && needle.length) {
            domain.push('|', ['datas_fname', 'ilike', needle], ['name', 'ilike', needle]);
        }
        return ajax.jsonRpc('/web/dataset/call_kw', 'call', {
            model: 'ir.attachment',
            method: 'search_read',
            args: [],
            kwargs: {
                domain: domain,
                fields: ['name', 'website_url'],
                order: 'id desc',
                context: website.get_context()
            }
        }).then(this.proxy('fetched_existing'));
    },
    fetched_existing: function (records) {
        this.records = records;
        this.display_attachments();
    },
    display_attachments: function () {
        this.$('.help-block').empty();
        var per_screen = IMAGES_PER_ROW * IMAGES_ROWS;

        var from = this.page * per_screen;
        var records = this.records;

        // Create rows of 3 records
        var rows = _(records).chain()
            .slice(from, from + per_screen)
            .groupBy(function (_, index) { return Math.floor(index / IMAGES_PER_ROW); })
            .values()
            .value();
        this.$('.existing-attachments').replaceWith(
            core.qweb.render(
                'website.editor.dialog.image.existing.content', {rows: rows}));
        this.parent.$('.pager')
            .find('li.previous').toggleClass('disabled', (from === 0)).end()
            .find('li.next').toggleClass('disabled', (from + per_screen >= records.length));

        this.selected_existing();
    },
    select_existing: function (e) {
        var $img = $(e.currentTarget);
        this.push($img.attr('src'), $img.attr('alt'), $img.data('id'));
        this.selected_existing();
    },
    selected_existing: function () {
        var self = this;
        this.$('.existing-attachment-cell.media_selected').removeClass("media_selected");
        var $select = this.$('.existing-attachment-cell img').filter(function () {
            var $img = $(this);
            var url = $img.attr("src");
            return !!_.select(self.images, function (v) {
                if (v.url === url) {
                    if (!v.id) {
                        v.id = $img.data('id');
                        v.alt = $img.attr('alt');
                    }
                    return true;
                }
            }).length;
        });
        $select.parent().addClass("media_selected");
        return $select;
    },
    try_remove: function (e) {
        var $help_block = this.$('.help-block').empty();
        var self = this;
        var $a = $(e.target);
        var id = parseInt($a.data('id'), 10);
        var attachment = _.findWhere(this.records, {id: id});
        var $both = $a.parent().children();

        $both.css({borderWidth: "5px", borderColor: "#f00"});

        return ajax.jsonRpc('/web/dataset/call_kw', 'call', {
            model: 'ir.attachment',
            method: 'try_remove',
            args: [],
            kwargs: {
                ids: [id],
                context: website.get_context()
            }
        }).then(function (prevented) {
            if (_.isEmpty(prevented)) {
                self.records = _.without(self.records, attachment);
                self.display_attachments();
                return;
            }
            $both.css({borderWidth: "", borderColor: ""});
            $help_block.replaceWith(core.qweb.render(
                'website.editor.dialog.image.existing.error', {
                    views: prevented[id]
                }
            ));
        });
    },
});


var cacheCssSelectors = {};
function getCssSelectors(filter) {
    var css = [];
    if (cacheCssSelectors[filter]) {
        return cacheCssSelectors[filter];
    }
    var sheets = document.styleSheets;
    for(var i = 0; i < sheets.length; i++) {
        var rules = sheets[i].rules || sheets[i].cssRules;
        if (rules) {
            for(var r = 0; r < rules.length; r++) {
                var selectorText = rules[r].selectorText;
                if (selectorText) {
                    var match = selectorText.match(filter);
                    if (match) {
                        css.push([match[1], rules[r].cssText.replace(/(^.*\{\s*)|(\s*\}\s*$)/g, '')]);
                    }
                }
            }
        }
    }
    return cacheCssSelectors[filter] = css;
}

function computeFonts() {
    _.each(fontIcons, function (data) {
        data.icons = _.map(getCssSelectors(data.parser), function (css) {
            return css[0].slice(1, css[0].length).replace(/::?before$/, '');
        });
    });
}

/* list of font icons to load by editor. The icons are displayed in the media editor and
 * identified like font and image (can be colored, spinned, resized with fa classes).
 * To add font, push a new object {base, parser}
 * - base: class who appear on all fonts (eg: fa fa-refresh)
 * - parser: regular expression used to select all font in css style sheets
 */
var fontIcons = [{'base': 'fa', 'parser': /(?=^|\s)(\.fa-[0-9a-z_-]+::?before)/i}];


/**
 * FontIconsDialog widget. Lets users change a font awsome, suport all
 * font awsome loaded in the css files.
 */
var FontIconsDialog = Widget.extend({
    template: 'website.editor.dialog.font-icons',
    events : _.extend({}, Dialog.prototype.events, {
        'click .font-icons-icon': function (e) {
            e.preventDefault();
            e.stopPropagation();

            this.$('#fa-icon').val(e.target.getAttribute('data-id'));
            $(".font-icons-icon").removeClass("font-icons-selected");
            $(event.target).addClass("font-icons-selected");
        },
    }),

    // extract list of font (like awsome) from the cheatsheet.
    renderElement: function() {
        this.iconsParser = fontIcons;
        this.icons = _.flatten(_.map(fontIcons, function (data) {
                return data.icons;
            }));
        this._super();
    },

    init: function (parent, media) {
        this._super();
        this.parent = parent;
        this.media = media;
    },
    start: function () {
        return this._super().then(this.proxy('load_data'));
    },
    search: function (needle) {
        var iconsParser = this.iconsParser;
        if (needle) {
            var parser = [];
            var fontIcon;

            for (var k=0; k<fontIcons.length; k++) {
                fontIcon = fontIcons[k];
                var icons = _(fontIcon.icons).filter(function (icon) {
                    return icon.indexOf(needle) !== -1;
                });
                if (icons.length) {
                    parser.push({
                        base: fontIcon.base,
                        icons: icons
                    });
                }
            }
            iconsParser = parser;
        }
        this.$('div.font-icons-icons').html(
            core.qweb.render('website.editor.dialog.font-icons.icons', {'iconsParser': iconsParser}));
    },
    /**
     * Removes existing FontAwesome classes on the bound element, and sets
     * all the new ones if necessary.
     */
    save: function () {
        var self = this;
        this.parent.trigger("save", this.media);
        var icons = this.icons;
        var style = this.media.attributes.style ? this.media.attributes.style.value : '';
        var classes = (this.media.className||"").split(/\s+/);
        var non_fa_classes = _.reject(classes, function (cls) {
            return self.getFont(cls);
        });
        var final_classes = non_fa_classes.concat(this.get_fa_classes());
        if (this.media.tagName !== "SPAN") {
            var media = document.createElement('span');
            $(this.media).replaceWith(media);
            this.media = media;
            style = style.replace(/\s*width:[^;]+/, '');
        }
        $(this.media).attr("class", _.compact(final_classes).join(' ')).attr("style", style);
    },
    /**
     * return the data font object (with base, parser and icons) or null
     */
    getFont: function (classNames) {
        if (!(classNames instanceof Array)) {
            classNames = (classNames||"").split(/\s+/);
        }
        var fontIcon, className;
        for (var i=0; i<classNames.length; i++) {
            className = classNames[i];
            for (var k=0; k<fontIcons.length; k++) {
                fontIcon = fontIcons[k];
                if (className === fontIcon.base || fontIcon.icons.indexOf(className) !== -1) {
                    return {
                        'base': fontIcon.base,
                        'parser': fontIcon.parser,
                        'icons': fontIcon.icons,
                        'font': className
                    };
                }
            }
        }
        return null;
    },

    /**
     * Looks up the various FontAwesome classes on the bound element and
     * sets the corresponding template/form elements to the right state.
     * If multiple classes of the same category are present on an element
     * (e.g. fa-lg and fa-3x) the last one occurring will be selected,
     * which may not match the visual look of the element.
     */
    load_data: function () {
        var classes = (this.media&&this.media.className||"").split(/\s+/);
        for (var i = 0; i < classes.length; i++) {
            var cls = classes[i];
            switch(cls) {
                case 'fa-1x':case 'fa-2x':case 'fa-3x':case 'fa-4x':case 'fa-5x':
                    // size classes
                    this.$('#fa-size').val(cls);
                    continue;
                case 'fa-spin':
                case 'fa-rotate-90':case 'fa-rotate-180':case 'fa-rotate-270':
                case 'fa-flip-horizontal':case 'fa-rotate-vertical':
                    this.$('#fa-rotation').val(cls);
                    continue;
                case 'fa-fw':
                    continue;
                case 'fa-border':
                    this.$('#fa-border').prop('checked', true);
                    continue;
                case '': continue;
                default:
                    $(".font-icons-icon").removeClass("font-icons-selected").filter("."+cls).addClass("font-icons-selected");
                    for (var k=0; k<this.icons.length; k++) {
                        if (this.icons.indexOf(cls) !== -1) {
                            this.$('#fa-icon').val(cls);
                            break;
                        }
                    }
            }
        }
    },
    /**
     * Serializes the dialog to an array of FontAwesome classes. Includes
     * the base ``fa``.
     */
    get_fa_classes: function () {
        var font = this.getFont(this.$('#fa-icon').val());
        return [
            font ? font.base : 'fa',
            font ? font.font : "",
            this.$('#fa-size').val(),
            this.$('#fa-rotation').val(),
            this.$('#fa-border').prop('checked') ? 'fa-border' : ''
        ];
    },
    clear: function () {
        this.media.className = this.media.className.replace(/(^|\s)(fa(\s|$)|fa-[^\s]*)/g, ' ');
    },
});


function createVideoNode(url) {
    // video url patterns(youtube, instagram, vimeo, dailymotion, youku)
    var ytRegExp = /^(?:(?:https?:)?\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((\w|-){11})(?:\S+)?$/;
    var ytMatch = url.match(ytRegExp);

    var igRegExp = /\/\/instagram.com\/p\/(.[a-zA-Z0-9]*)/;
    var igMatch = url.match(igRegExp);

    var vRegExp = /\/\/vine.co\/v\/(.[a-zA-Z0-9]*)/;
    var vMatch = url.match(vRegExp);

    var vimRegExp = /\/\/(player.)?vimeo.com\/([a-z]*\/)*([0-9]{6,11})[?]?.*/;
    var vimMatch = url.match(vimRegExp);

    var dmRegExp = /.+dailymotion.com\/(video|hub)\/([^_]+)[^#]*(#video=([^_&]+))?/;
    var dmMatch = url.match(dmRegExp);

    var youkuRegExp = /\/\/v\.youku\.com\/v_show\/id_(\w+)\.html/;
    var youkuMatch = url.match(youkuRegExp);

    var $video = $('<iframe>');
    if (ytMatch && ytMatch[1].length === 11) {
      var youtubeId = ytMatch[1];
      $video = $('<iframe>')
        .attr('src', '//www.youtube.com/embed/' + youtubeId)
        .attr('width', '640').attr('height', '360');
    } else if (igMatch && igMatch[0].length) {
      $video = $('<iframe>')
        .attr('src', igMatch[0] + '/embed/')
        .attr('width', '612').attr('height', '710')
        .attr('scrolling', 'no')
        .attr('allowtransparency', 'true');
    } else if (vMatch && vMatch[0].length) {
      $video = $('<iframe>')
        .attr('src', vMatch[0] + '/embed/simple')
        .attr('width', '600').attr('height', '600')
        .attr('class', 'vine-embed');
    } else if (vimMatch && vimMatch[3].length) {
      $video = $('<iframe webkitallowfullscreen mozallowfullscreen allowfullscreen>')
        .attr('src', '//player.vimeo.com/video/' + vimMatch[3])
        .attr('width', '640').attr('height', '360');
    } else if (dmMatch && dmMatch[2].length) {
      $video = $('<iframe>')
        .attr('src', '//www.dailymotion.com/embed/video/' + dmMatch[2])
        .attr('width', '640').attr('height', '360');
    } else if (youkuMatch && youkuMatch[1].length) {
      $video = $('<iframe webkitallowfullscreen mozallowfullscreen allowfullscreen>')
        .attr('height', '498')
        .attr('width', '510')
        .attr('src', '//player.youku.com/embed/' + youkuMatch[1]);
    } else {
      // this is not a known video link. Now what, Cat? Now what?
    }

    $video.attr('frameborder', 0);

    return $video;
}

/**
 * VideoDialog widget. Lets users change a video, support all summernote
 * video, and embled iframe
 */
var VideoDialog = Widget.extend({
    template: 'website.editor.dialog.video',
    events : _.extend({}, Dialog.prototype.events, {
        'click input#urlvideo ~ button': 'get_video',
        'click input#embedvideo ~ button': 'get_embed_video',
        'change input#urlvideo': 'change_input',
        'keyup input#urlvideo': 'change_input',
        'change input#embedvideo': 'change_input',
        'keyup input#embedvideo': 'change_input'
    }),
    init: function (parent, media) {
        this._super();
        this.parent = parent;
        this.media = media;
    },
    start: function () {
        this.$preview = this.$('.preview-container').detach();
        this.$iframe = this.$("iframe");
        var $media = $(this.media);
        if ($media.hasClass("media_iframe_video")) {
            var src = $media.data('src');
            this.$("input#urlvideo").val(src);
            this.$("#autoplay").attr("checked", src.indexOf('autoplay=1') != -1);
            this.get_video();
        } else {
            this.add_class = "pull-left";
        }
        return this._super();
    },
    change_input: function (e) {
        var $input = $(e.target);
        var $button = $input.parent().find("button");
        if ($input.val() === "") {
            $button.addClass("btn-default").removeClass("btn-primary");
        } else {
            $button.removeClass("btn-default").addClass("btn-primary");
        }
    },
    get_embed_video: function (event) {
        event.preventDefault();
        var embedvideo = this.$("input#embedvideo").val().match(/src=["']?([^"']+)["' ]?/);
        if (embedvideo) {
            this.$("input#urlvideo").val(embedvideo[1]);
            this.get_video(event);
        }
        return false;
    },
    get_video: function (event) {
        if (event) event.preventDefault();
        var $video = createVideoNode(this.$("input#urlvideo").val());
        this.$iframe.replaceWith($video);
        this.$iframe = $video;
        return false;
    },
    save: function () {
        this.parent.trigger("save", this.media);
        var video_id = this.$("#video_id").val();
        if (!video_id) {
            this.$("button.btn-primary").click();
            video_id = this.$("#video_id").val();
        }
        var video_type = this.$("#video_type").val();
        var $iframe = $(
            '<div class="media_iframe_video" data-src="'+this.$iframe.attr("src")+'">'+
                '<div class="css_editable_mode_display">&nbsp;</div>'+
                '<div class="media_iframe_video_size" contentEditable="false">&nbsp;</div>'+
                '<iframe src="'+this.$iframe.attr("src")+'" frameborder="0" allowfullscreen="allowfullscreen" contentEditable="false"></iframe>'+
            '</div>');
        $(this.media).replaceWith($iframe);
        this.media = $iframe[0];
    },
    clear: function () {
        delete this.media.dataset.src;
        this.media.className = this.media.className.replace(/(^|\s)media_iframe_video(\s|$)/g, ' ');
    },
});

var editor_bar = new EditorBar();
function init_editor() {
    var $body = $(document.body);
    editor_bar.prependTo($body).then(function () {
        if (location.search.indexOf("enable_editor") >= 0) {
            editor_bar.edit();
        }
    });
};

return {
    EditorBar: EditorBar,
    editor_bar: editor_bar,
    LinkDialog: LinkDialog,
    Dialog: Dialog,
    MediaDialog: MediaDialog,
    getCssSelectors: getCssSelectors,
};

});