%PDF-
%PDF-
Mini Shell
Mini Shell
/**
* plugin.js
*
* Released under LGPL License.
* Copyright (c) 1999-2016 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/*global tinymce:true */
tinymce.PluginManager.add('toc', function(editor) {
var $ = editor.$;
var opts;
var defs = {
depth: 3,
headerTag: 'h2',
className: 'mce-toc'
};
var guid = function(prefix) {
var counter = 0;
return function() {
var guid = new Date().getTime().toString(32);
return prefix + guid + (counter++).toString(32);
};
};
var tocId = guid('mcetoc_');
function isValidTag(tagName) {
return editor.schema.isValidChild('div', tagName);
}
function isToc(elm) {
return elm && editor.dom.is(elm, '.' + opts.className) && editor.getBody().contains(elm);
}
function toggleState() {
var self = this;
self.disabled(editor.readonly || !haveHeaders());
editor.on('LoadContent SetContent change', function() {
self.disabled(editor.readonly || !haveHeaders());
});
}
function generateSelector(depth) {
var i, selector = [];
for (i = 1; i <= depth; i++) {
selector.push('h' + i);
}
return selector.join(',');
}
function haveHeaders() {
return !!(opts && prepareHeaders(opts).length);
}
function prepareHeaders(o) {
var selector = generateSelector(o.depth);
var headers = $(selector);
// if headerTag is one of h1-9, we need to filter it out from the set
if (headers.length && /^h[1-9]$/i.test(o.headerTag)) {
headers = headers.filter(function(i, el) {
return !editor.dom.hasClass(el.parentNode, o.className);
});
}
return tinymce.map(headers, function(h) {
if (!h.id) {
h.id = tocId();
}
return {
id: h.id,
level: parseInt(h.nodeName.replace(/^H/i, ''), 10),
title: $.text(h)
};
});
}
function getMinLevel(headers) {
var i, minLevel = 9;
for (i = 0; i < headers.length; i++) {
if (headers[i].level < minLevel) {
minLevel = headers[i].level;
}
// do not proceed if we have reached absolute minimum
if (minLevel == 1) {
return minLevel;
}
}
return minLevel;
}
function generateTitle(tag, title) {
var openTag = '<' + tag + ' contenteditable="true">';
var closeTag = '</' + tag + '>';
return openTag + editor.dom.encode(title) + closeTag;
}
function generateTocHtml(o) {
var html = generateTocContentHtml(o);
return '<div class="' + o.className + '" contenteditable="false">' + html + '</div>';
}
function generateTocContentHtml(o) {
var html = '';
var headers = prepareHeaders(o);
var prevLevel = getMinLevel(headers) - 1;
var i, ii, h, nextLevel;
if (!headers.length) {
return '';
}
html += generateTitle(o.headerTag, tinymce.translate("Table of Contents"));
for (i = 0; i < headers.length; i++) {
h = headers[i];
nextLevel = headers[i + 1] && headers[i + 1].level;
if (prevLevel === h.level) {
html += '<li>';
} else {
for (ii = prevLevel; ii < h.level; ii++) {
html += '<ul><li>';
}
}
html += '<a href="#' + h.id + '">' + h.title + '</a>';
if (nextLevel === h.level || !nextLevel) {
html += '</li>';
if (!nextLevel) {
html += '</ul>';
}
} else {
for (ii = h.level; ii > nextLevel; ii--) {
html += '</li></ul><li>';
}
}
prevLevel = h.level;
}
return html;
}
editor.on('PreInit', function() {
var s = editor.settings;
var depth = parseInt(s.toc_depth, 10) || 0;
opts = {
depth: depth >= 1 && depth <= 9 ? depth : defs.depth,
headerTag: isValidTag(s.toc_header) ? s.toc_header : defs.headerTag,
className: s.toc_class ? editor.dom.encode(s.toc_class) : defs.className
};
});
editor.on('PreProcess', function(e) {
var $tocElm = $('.' + opts.className, e.node);
if ($tocElm.length) {
$tocElm.removeAttr('contentEditable');
$tocElm.find('[contenteditable]').removeAttr('contentEditable');
}
});
editor.on('SetContent', function() {
var $tocElm = $('.' + opts.className);
if ($tocElm.length) {
$tocElm.attr('contentEditable', false);
$tocElm.children(':first-child').attr('contentEditable', true);
}
});
var isEmptyOrOffscren = function (nodes) {
return !nodes.length || editor.dom.getParents(nodes[0], '.mce-offscreen-selection').length > 0;
};
editor.addCommand('mceInsertToc', function() {
var $tocElm = $('.' + opts.className);
if (isEmptyOrOffscren($tocElm)) {
editor.insertContent(generateTocHtml(opts));
} else {
editor.execCommand('mceUpdateToc');
}
});
editor.addCommand('mceUpdateToc', function() {
var $tocElm = $('.' + opts.className);
if ($tocElm.length) {
editor.undoManager.transact(function () {
$tocElm.html(generateTocContentHtml(opts));
});
}
});
editor.addButton('toc', {
tooltip: 'Table of Contents',
cmd: 'mceInsertToc',
icon: 'toc',
onPostRender: toggleState
});
editor.addButton('tocupdate', {
tooltip: 'Update',
cmd: 'mceUpdateToc',
icon: 'reload'
});
editor.addContextToolbar(
isToc,
'tocupdate'
);
editor.addMenuItem('toc', {
text: "Table of Contents",
context: 'insert',
cmd: 'mceInsertToc',
onPostRender: toggleState
});
});
Zerion Mini Shell 1.0