hablo/share/js/DomRenderer.js

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JavaScript
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import blog from Hablo.Config;
import Metadata;
import Remarkable;
import Template;
import * as Dom from UnitJS.Dom;
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import {defined} from UnitJS.Fun;
return {
articlesList: articlesList,
render: render,
replaceMarkdown: replaceMarkdown
};
function replaceMarkdown() {
var div = document.getElementById('contents');
if(div.children[0] && div.children[0].tagName.toLowerCase() == 'article') {
var contentType = window.location.pathname.slice(1).replace(/\/.*/, '');
convertContent(contentType, div.children[0], true);
} else {
var articles = div.getElementsByClassName('articles')[0];
if(articles != undefined) {
for(var i = 0; i < articles.children.length; i++) {
convertContent('article', articles.children[i]);
}
} else {
console.log('No articles found for this page');
}
}
}
function convertContent(contentType, article, comments) {
var header = article.getElementsByTagName('header')[0];
if(contentType == 'article') {
header.appendChild(Metadata.get(article.id));
}
var text = article.getElementsByTagName('pre')[0];
if(text != undefined) {
article.replaceChild(getDiv(text.innerText), text);
if(contentType == 'article' && comments) {
Metadata.getComments(article.id)
.forEach(article.appendChild.bind(article));
}
} else {
console.log('No content found for this article');
}
}
function getDiv(markdown) {
var d= Dom.make('div', {
innerHTML: Remarkable.md.render(markdown)
});
var scripts = d.getElementsByTagName('script');
for(var i = 0; i < scripts.length; i++) {
var run = Dom.make('script',
{type: 'text/javascript', src: scripts[i].src, textContent: scripts[i].textContent}
);
scripts[i].parentNode.replaceChild(run, scripts[i]);
}
return d;
}
function contentUrl(contentType, key, limit) {
var directory = blog.path[contentType + 'sPath'];
var extension = limit != undefined ? '.html' : '.md';
return ["", directory, key + extension].join('/');
}
function commentsSection(contentType, key, limit) {
if(contentType != 'article' || limit != undefined) {
return [];
} else {
return Metadata.getComments(key);
}
}
function render(contentType, key, markdown, limit) {
var url = contentUrl(contentType, key, limit);
var resource = blog[contentType + 's'][key];
var lines = markdown.split(/\n/).slice(resource.bodyOffset);
var div = getDiv(lines.slice(0, limit).join('\n'));
return Dom.make('article', {}, [
Dom.make('header', {}, [
Dom.make('h1', {}, [
Dom.make('a', {href: url, innerText: resource.title})
])].concat(contentType == 'article' ? Metadata.get(key) : [])
),
div
].concat(commentsSection(contentType, key, limit)));
}
function pageTitle(tag, all) {
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return Template.render(all ? 'allPage' : 'latestPage', {tag: tag});
}
function otherUrl(tag, all) {
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var path = [tag, all ? '' : 'all.html'];
return '/' + path.filter(defined).join('/');
}
function articlesList(tag, all) {
return function(articlePreviews) {
return [
Dom.make('h2', {innerText: pageTitle(tag, all)}),
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Dom.make('ul', {}, articlesListLinks(tag, all)),
Dom.make('div', {class: 'articles'}, articlePreviews.filter(defined))
];
};
}
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function articlesListLinks(tag, all) {
var links = [
Dom.make('a', {
innerText: all ? blog.wording.latestLink : blog.wording.allLink,
href: otherUrl(tag, all),
class: 'other'
})
];
if(blog.hasRSS) {
links.unshift(Dom.make('a', {
innerText: blog.wording.rssLink,
href: 'rss.xml',
class: 'RSS',
title: Template.render('rssTitle', {tag: tag})
}));
}
return links.map(function(e) {return Dom.make('li', {}, [e]);});
}