/**
* Protect.js
*
* Released under LGPL License.
* Copyright (c) 1999-2017 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
define(
'tinymce.plugins.fullpage.core.Parser',
[
'tinymce.core.html.DomParser',
'tinymce.core.html.Node',
'tinymce.core.html.Serializer',
'tinymce.core.util.Tools',
'tinymce.plugins.fullpage.api.Settings'
],
function (DomParser, Node, Serializer, Tools, Settings) {
var parseHeader = function (head) {
// Parse the contents with a DOM parser
return new DomParser({
validate: false,
root_name: '#document'
}).parse(head);
};
var htmlToData = function (editor, head) {
var headerFragment = parseHeader(head), data = {}, elm, matches;
function getAttr(elm, name) {
var value = elm.attr(name);
return value || '';
}
// Default some values
// TODO: Not sure these are used anymore
data.fontface = Settings.getDefaultFontFamily(editor);
data.fontsize = Settings.getDefaultFontSize(editor);
// Parse XML PI
elm = headerFragment.firstChild;
if (elm.type === 7) {
data.xml_pi = true;
matches = /encoding="([^"]+)"/.exec(elm.value);
if (matches) {
data.docencoding = matches[1];
}
}
// Parse doctype
elm = headerFragment.getAll('#doctype')[0];
if (elm) {
data.doctype = '<!DOCTYPE' + elm.value + ">";
}
// Parse title element
elm = headerFragment.getAll('title')[0];
if (elm && elm.firstChild) {
data.title = elm.firstChild.value;
}
// Parse meta elements
Tools.each(headerFragment.getAll('meta'), function (meta) {
var name = meta.attr('name'), httpEquiv = meta.attr('http-equiv'), matches;
if (name) {
data[name.toLowerCase()] = meta.attr('content');
} else if (httpEquiv === "Content-Type") {
matches = /charset\s*=\s*(.*)\s*/gi.exec(meta.attr('content'));
if (matches) {
data.docencoding = matches[1];
}
}
});
// Parse html attribs
elm = headerFragment.getAll('html')[0];
if (elm) {
data.langcode = getAttr(elm, 'lang') || getAttr(elm, 'xml:lang');
}
// Parse stylesheets
data.stylesheets = [];
Tools.each(headerFragment.getAll('link'), function (link) {
if (link.attr('rel') === 'stylesheet') {
data.stylesheets.push(link.attr('href'));
}
});
// Parse body parts
elm = headerFragment.getAll('body')[0];
if (elm) {
data.langdir = getAttr(elm, 'dir');
data.style = getAttr(elm, 'style');
data.visited_color = getAttr(elm, 'vlink');
data.link_color = getAttr(elm, 'link');
data.active_color = getAttr(elm, 'alink');
}
return data;
};
var dataToHtml = function (editor, data, head) {
var headerFragment, headElement, html, elm, value, dom = editor.dom;
function setAttr(elm, name, value) {
elm.attr(name, value ? value : undefined);
}
function addHeadNode(node) {
if (headElement.firstChild) {
headElement.insert(node, headElement.firstChild);
} else {
headElement.append(node);
}
}
headerFragment = parseHeader(head);
headElement = headerFragment.getAll('head')[0];
if (!headElement) {
elm = headerFragment.getAll('html')[0];
headElement = new Node('head', 1);
if (elm.firstChild) {
elm.insert(headElement, elm.firstChild, true);
} else {
elm.append(headElement);
}
}
// Add/update/remove XML-PI
elm = headerFragment.firstChild;
if (data.xml_pi) {
value = 'version="1.0"';
if (data.docencoding) {
value += ' encoding="' + data.docencoding + '"';
}
if (elm.type !== 7) {
elm = new Node('xml', 7);
headerFragment.insert(elm, headerFragment.firstChild, true);
}
elm.value = value;
} else if (elm && elm.type === 7) {
elm.remove();
}
// Add/update/remove doctype
elm = headerFragment.getAll('#doctype')[0];
if (data.doctype) {
if (!elm) {
elm = new Node('#doctype', 10);
if (data.xml_pi) {
headerFragment.insert(elm, headerFragment.firstChild);
} else {
addHeadNode(elm);
}
}
elm.value = data.doctype.substring(9, data.doctype.length - 1);
} else if (elm) {
elm.remove();
}
// Add meta encoding
elm = null;
Tools.each(headerFragment.getAll('meta'), function (meta) {
if (meta.attr('http-equiv') === 'Content-Type') {
elm = meta;
}
});
if (data.docencoding) {
if (!elm) {
elm = new Node('meta', 1);
elm.attr('http-equiv', 'Content-Type');
elm.shortEnded = true;
addHeadNode(elm);
}
elm.attr('content', 'text/html; charset=' + data.docencoding);
} else if (elm) {
elm.remove();
}
// Add/update/remove title
elm = headerFragment.getAll('title')[0];
if (data.title) {
if (!elm) {
elm = new Node('title', 1);
addHeadNode(elm);
} else {
elm.empty();
}
elm.append(new Node('#text', 3)).value = data.title;
} else if (elm) {
elm.remove();
}
// Add/update/remove meta
Tools.each('keywords,description,author,copyright,robots'.split(','), function (name) {
var nodes = headerFragment.getAll('meta'), i, meta, value = data[name];
for (i = 0; i < nodes.length; i++) {
meta = nodes[i];
if (meta.attr('name') === name) {
if (value) {
meta.attr('content', value);
} else {
meta.remove();
}
return;
}
}
if (value) {
elm = new Node('meta', 1);
elm.attr('name', name);
elm.attr('content', value);
elm.shortEnded = true;
addHeadNode(elm);
}
});
var currentStyleSheetsMap = {};
Tools.each(headerFragment.getAll('link'), function (stylesheet) {
if (stylesheet.attr('rel') === 'stylesheet') {
currentStyleSheetsMap[stylesheet.attr('href')] = stylesheet;
}
});
// Add new
Tools.each(data.stylesheets, function (stylesheet) {
if (!currentStyleSheetsMap[stylesheet]) {
elm = new Node('link', 1);
elm.attr({
rel: 'stylesheet',
text: 'text/css',
href: stylesheet
});
elm.shortEnded = true;
addHeadNode(elm);
}
delete currentStyleSheetsMap[stylesheet];
});
// Delete old
Tools.each(currentStyleSheetsMap, function (stylesheet) {
stylesheet.remove();
});
// Update body attributes
elm = headerFragment.getAll('body')[0];
if (elm) {
setAttr(elm, 'dir', data.langdir);
setAttr(elm, 'style', data.style);
setAttr(elm, 'vlink', data.visited_color);
setAttr(elm, 'link', data.link_color);
setAttr(elm, 'alink', data.active_color);
// Update iframe body as well
dom.setAttribs(editor.getBody(), {
style: data.style,
dir: data.dir,
vLink: data.visited_color,
link: data.link_color,
aLink: data.active_color
});
}
// Set html attributes
elm = headerFragment.getAll('html')[0];
if (elm) {
setAttr(elm, 'lang', data.langcode);
setAttr(elm, 'xml:lang', data.langcode);
}
// No need for a head element
if (!headElement.firstChild) {
headElement.remove();
}
// Serialize header fragment and crop away body part
html = new Serializer({
validate: false,
indent: true,
apply_source_formatting: true,
indent_before: 'head,html,body,meta,title,script,link,style',
indent_after: 'head,html,body,meta,title,script,link,style'
}).serialize(headerFragment);
return html.substring(0, html.indexOf('</body>'));
};
return {
parseHeader: parseHeader,
htmlToData: htmlToData,
dataToHtml: dataToHtml
};
}
);
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