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/*!
* froala_editor v2.4.2 (https://www.froala.com/wysiwyg-editor)
* License https://froala.com/wysiwyg-editor/terms/
* Copyright 2014-2017 Froala Labs
*/
(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof module === 'object' && module.exports) {
// Node/CommonJS
module.exports = function( root, jQuery ) {
if ( jQuery === undefined ) {
// require('jQuery') returns a factory that requires window to
// build a jQuery instance, we normalize how we use modules
// that require this pattern but the window provided is a noop
// if it's defined (how jquery works)
if ( typeof window !== 'undefined' ) {
jQuery = require('jquery');
}
else {
jQuery = require('jquery')(root);
}
}
factory(jQuery);
return jQuery;
};
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
$.FE.PLUGINS.lists = function (editor) {
function _openFlag(tag_name) {
return '<span class="fr-open-' + tag_name.toLowerCase() + '"></span>';
}
function _closeFlag(tag_name) {
return '<span class="fr-close-' + tag_name.toLowerCase() + '"></span>';
}
/**
* Replace list type.
*/
function _replace(blocks, tag_name) {
var lists = [];
for (var i = 0; i < blocks.length; i++) {
var parent_node = blocks[i].parentNode;
if (blocks[i].tagName == 'LI' && parent_node.tagName != tag_name && lists.indexOf(parent_node) < 0) {
lists.push(parent_node);
}
}
for (i = lists.length - 1; i >= 0; i--) {
var $l = $(lists[i]);
$l.replaceWith('<' + tag_name.toLowerCase() + '>' + $l.html() + '</' + tag_name.toLowerCase() + '>');
}
}
/**
* Format blocks.
*/
function _format(blocks, tag_name) {
_replace(blocks, tag_name);
// Format those blocks that are not LI.
var default_tag = editor.html.defaultTag();
for (var i = 0; i < blocks.length; i++) {
if (blocks[i].tagName != 'LI') {
// Default tag.
if (default_tag && blocks[i].tagName.toLowerCase() == default_tag) {
$(blocks[i]).replaceWith('<' + tag_name + '><li' + editor.node.attributes(blocks[i]) + '>' + $(blocks[i]).html() + '</li></' + tag_name + '>');
}
else {
$(blocks[i]).wrap('<' + tag_name + '><li></li></' + tag_name + '>');
}
}
}
editor.clean.lists();
}
/**
* Unformat.
*/
function _unformat(blocks) {
var i;
var j;
// If there are LI that have parents selected, then remove them.
for (i = blocks.length - 1; i >= 0; i--) {
for (j = i - 1; j >= 0; j--) {
if ($(blocks[j]).find(blocks[i]).length || blocks[j] == blocks[i]) {
blocks.splice(i, 1);
break;
}
}
}
// Unwrap remaining LI.
var lists = [];
for (i = 0; i < blocks.length; i++) {
var $li = $(blocks[i]);
var parent_node = blocks[i].parentNode;
$li.before(_closeFlag(parent_node.tagName));
// Nested case.
if (parent_node.parentNode.tagName == 'LI') {
$li.before(_closeFlag('LI'));
$li.after(_openFlag('LI'));
}
else {
// Append BR if the node is not empty.
if (!editor.node.isEmpty($li.get(0), true) && $li.find(editor.html.blockTagsQuery()).length === 0) {
$li.append('<br>');
}
$li.append(_openFlag('LI'));
$li.prepend(_closeFlag('LI'));
}
$li.after(_openFlag(parent_node.tagName));
// Nested case. We should look for an upper parent.
if (parent_node.parentNode.tagName == 'LI') {
parent_node = parent_node.parentNode.parentNode;
}
if (lists.indexOf(parent_node) < 0) {
lists.push(parent_node);
}
}
// Replace the open and close tags.
for (i = 0; i < lists.length; i++) {
var $l = $(lists[i]);
var html = $l.html();
html = html.replace(/<span class="fr-close-([a-z]*)"><\/span>/g, '</$1>');
html = html.replace(/<span class="fr-open-([a-z]*)"><\/span>/g, '<$1>');
$l.replaceWith(editor.node.openTagString($l.get(0)) + html + editor.node.closeTagString($l.get(0)));
}
// Clean empty lists.
editor.$el.find('li:empty').remove();
editor.$el.find('ul:empty, ol:empty').remove();
editor.clean.lists();
editor.html.wrap();
}
/**
* Check if should unformat lists.
*/
function _shouldUnformat(blocks, tag_name) {
var do_unformat = true;
for (var i = 0; i < blocks.length; i++) {
// Something else than LI is selected.
if (blocks[i].tagName != 'LI') {
return false;
}
// There is a different kind of list selected. Replace is the appropiate action.
if (blocks[i].parentNode.tagName != tag_name) {
do_unformat = false;
}
}
return do_unformat;
}
/**
* Call the list actions.
*/
function format(tag_name) {
// Wrap.
editor.selection.save();
editor.html.wrap(true, true, true, true);
editor.selection.restore();
var blocks = editor.selection.blocks();
// Normalize nodes by keeping the LI.
// <li><h1>foo<h1></li> will return h1.
for (var i = 0; i < blocks.length; i++) {
if (blocks[i].tagName != 'LI' && blocks[i].parentNode.tagName == 'LI') {
blocks[i] = blocks[i].parentNode;
}
}
// Save selection so that we can play at wish.
editor.selection.save();
// Decide if to format or unformat list.
if (_shouldUnformat(blocks, tag_name)) {
_unformat(blocks);
}
else {
_format(blocks, tag_name);
}
// Unwrap.
editor.html.unwrap();
// Restore the selection.
editor.selection.restore();
}
/**
* Refresh list buttons.
*/
function refresh($btn, tag_name) {
var $el = $(editor.selection.element());
if ($el.get(0) != editor.el) {
var li = $el.get(0);
if (li.tagName != 'LI') {
li = $el.parents('li').get(0);
}
if (li && li.parentNode.tagName == tag_name && editor.el.contains(li.parentNode)) {
$btn.addClass('fr-active');
}
}
}
/**
* Indent selected list items.
*/
function _indent (blocks) {
editor.selection.save();
for (var i = 0; i < blocks.length; i++) {
// There should be a previous li.
var prev_li = blocks[i].previousSibling;
if (prev_li) {
var nl = $(blocks[i]).find('> ul, > ol').last().get(0);
// Current LI has a nested list.
if (nl) {
// Build a new list item and prepend it to the list.
var $li = $('<li>').prependTo($(nl));
// Get first node of the list item.
var node = editor.node.contents(blocks[i])[0];
// While node and it is not a list, append to the new list item.
while (node && !editor.node.isList(node)) {
var tmp = node.nextSibling;
$li.append(node);
node = tmp;
}
// Append current list to the previous node.
$(prev_li).append($(nl));
$(blocks[i]).remove();
}
else {
var prev_nl = $(prev_li).find('> ul, > ol').last().get(0);
if (prev_nl) {
$(prev_nl).append($(blocks[i]));
}
else {
var $new_nl = $('<' + blocks[i].parentNode.tagName + '>');
$(prev_li).append($new_nl);
$new_nl.append($(blocks[i]));
}
}
}
}
editor.clean.lists();
editor.selection.restore();
}
/**
* Outdent selected list items.
*/
function _outdent (blocks) {
editor.selection.save();
_unformat(blocks);
editor.selection.restore();
}
/**
* Hook into the indent/outdent events.
*/
function _afterCommand (cmd) {
if (cmd == 'indent' || cmd == 'outdent') {
var do_indent = false;
var blocks = editor.selection.blocks();
var blks = [];
for (var i = 0; i < blocks.length; i++) {
if (blocks[i].tagName == 'LI') {
do_indent = true;
blks.push(blocks[i]);
}
else if (blocks[i].parentNode.tagName == 'LI') {
do_indent = true;
blks.push(blocks[i].parentNode);
}
}
if (do_indent) {
if (cmd == 'indent') _indent(blks);
else _outdent(blks);
}
}
}
/**
* Init.
*/
function _init () {
editor.events.on('commands.after', _afterCommand);
// TAB key in lists.
editor.events.on('keydown', function (e) {
if (e.which == $.FE.KEYCODE.TAB) {
var blocks = editor.selection.blocks();
var blks = [];
for (var i = 0; i < blocks.length; i++) {
if (blocks[i].tagName == 'LI') {
blks.push(blocks[i]);
}
else if (blocks[i].parentNode.tagName == 'LI') {
blks.push(blocks[i].parentNode)
}
}
// There is more than one list item selected.
// Selection is at the beginning of the selected list item.
if (blks.length > 1 || (blks.length && (editor.selection.info(blks[0]).atStart || editor.node.isEmpty(blks[0])))) {
e.preventDefault();
e.stopPropagation();
if (!e.shiftKey) _indent(blks);
else _outdent(blks);
return false;
}
}
}, true);
}
return {
_init: _init,
format: format,
refresh: refresh
}
}
// Register the font size command.
$.FE.RegisterCommand('formatUL', {
title: 'Unordered List',
refresh: function ($btn) {
this.lists.refresh($btn, 'UL');
},
callback: function () {
this.lists.format('UL');
},
plugin: 'lists'
})
// Register the font size command.
$.FE.RegisterCommand('formatOL', {
title: 'Ordered List',
refresh: function ($btn) {
this.lists.refresh($btn, 'OL');
},
callback: function () {
this.lists.format('OL');
},
plugin: 'lists'
})
// Add the list icons.
$.FE.DefineIcon('formatUL', {
NAME: 'list-ul'
});
$.FE.DefineIcon('formatOL', {
NAME: 'list-ol'
});
}));