Stackedit/public/res/extensions/markdownExtra.js

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/*globals Markdown */
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define([
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"jquery",
"underscore",
"utils",
"logger",
"classes/Extension",
"text!html/markdownExtraSettingsBlock.html",
'google-code-prettify',
'highlightjs',
'crel',
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'pagedownExtra'
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], function($, _, utils, logger, Extension, markdownExtraSettingsBlockHTML, prettify, hljs) {
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var markdownExtra = new Extension("markdownExtra", "Markdown Extra", true);
markdownExtra.settingsBlock = markdownExtraSettingsBlockHTML;
markdownExtra.defaultConfig = {
extensions: [
"fenced_code_gfm",
"tables",
"def_list",
"attr_list",
"footnotes",
"smartypants",
"strikethrough",
"newlines"
],
intraword: true,
comments: true,
highlighter: "highlight"
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};
markdownExtra.onLoadSettings = function() {
function hasExtension(extensionName) {
return _.some(markdownExtra.config.extensions, function(extension) {
return extension == extensionName;
});
}
utils.setInputChecked("#input-markdownextra-fencedcodegfm", hasExtension("fenced_code_gfm"));
utils.setInputChecked("#input-markdownextra-tables", hasExtension("tables"));
utils.setInputChecked("#input-markdownextra-deflist", hasExtension("def_list"));
utils.setInputChecked("#input-markdownextra-attrlist", hasExtension("attr_list"));
utils.setInputChecked("#input-markdownextra-footnotes", hasExtension("footnotes"));
utils.setInputChecked("#input-markdownextra-smartypants", hasExtension("smartypants"));
utils.setInputChecked("#input-markdownextra-strikethrough", hasExtension("strikethrough"));
utils.setInputChecked("#input-markdownextra-newlines", hasExtension("newlines"));
utils.setInputChecked("#input-markdownextra-intraword", markdownExtra.config.intraword);
utils.setInputChecked("#input-markdownextra-comments", markdownExtra.config.comments);
utils.setInputValue("#input-markdownextra-highlighter", markdownExtra.config.highlighter);
};
markdownExtra.onSaveSettings = function(newConfig) {
newConfig.extensions = [];
utils.getInputChecked("#input-markdownextra-fencedcodegfm") && newConfig.extensions.push("fenced_code_gfm");
utils.getInputChecked("#input-markdownextra-tables") && newConfig.extensions.push("tables");
utils.getInputChecked("#input-markdownextra-deflist") && newConfig.extensions.push("def_list");
utils.getInputChecked("#input-markdownextra-attrlist") && newConfig.extensions.push("attr_list");
utils.getInputChecked("#input-markdownextra-footnotes") && newConfig.extensions.push("footnotes");
utils.getInputChecked("#input-markdownextra-smartypants") && newConfig.extensions.push("smartypants");
utils.getInputChecked("#input-markdownextra-strikethrough") && newConfig.extensions.push("strikethrough");
utils.getInputChecked("#input-markdownextra-newlines") && newConfig.extensions.push("newlines");
newConfig.intraword = utils.getInputChecked("#input-markdownextra-intraword");
newConfig.comments = utils.getInputChecked("#input-markdownextra-comments");
newConfig.highlighter = utils.getInputValue("#input-markdownextra-highlighter");
};
var eventMgr;
markdownExtra.onEventMgrCreated = function(eventMgrParameter) {
eventMgr = eventMgrParameter;
};
var previewContentsElt;
markdownExtra.onReady = function() {
previewContentsElt = document.getElementById('preview-contents');
};
markdownExtra.onPagedownConfigure = function(editor) {
var converter = editor.getConverter();
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var extraOptions = {
extensions: markdownExtra.config.extensions,
highlighter: "prettify"
};
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if(markdownExtra.config.intraword === true) {
var converterOptions = {
_DoItalicsAndBold: function(text) {
text = text.replace(/([^\w*]|^)(\*\*|__)(?=\S)(.+?[*_]*)(?=\S)\2(?=[^\w*]|$)/g, "$1<strong>$3</strong>");
text = text.replace(/([^\w*]|^)(\*|_)(?=\S)(.+?)(?=\S)\2(?=[^\w*]|$)/g, "$1<em>$3</em>");
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// Redo bold to handle _**word**_
text = text.replace(/([^\w*]|^)(\*\*|__)(?=\S)(.+?[*_]*)(?=\S)\2(?=[^\w*]|$)/g, "$1<strong>$3</strong>");
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return text;
}
};
converter.setOptions(converterOptions);
}
if(markdownExtra.config.comments === true) {
converter.hooks.chain("postConversion", function(text) {
return text.replace(/<!--.*?-->/g, function(wholeMatch) {
return wholeMatch.replace(/^<!---(.+?)-?-->$/, ' <span class="comment label label-danger">$1</span> ');
});
});
}
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if(markdownExtra.config.highlighter == "highlight") {
var previewContentsElt = document.getElementById('preview-contents');
editor.hooks.chain("onPreviewRefresh", function() {
_.each(previewContentsElt.querySelectorAll('.prettyprint > code'), function(elt) {
!elt.highlighted && hljs.highlightBlock(elt);
elt.highlighted = true;
});
});
}
else if(markdownExtra.config.highlighter == "prettify") {
editor.hooks.chain("onPreviewRefresh", prettify.prettyPrint);
}
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Markdown.Extra.init(converter, extraOptions);
};
return markdownExtra;
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});