itsonus-blog/eleventy.config.js

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2022-10-14 15:14:38 +00:00
const { DateTime } = require("luxon");
const rosetta = require("rosetta");
const markdownItAnchor = require("markdown-it-anchor");
const pluginRss = require("@11ty/eleventy-plugin-rss");
const pluginSyntaxHighlight = require("@11ty/eleventy-plugin-syntaxhighlight");
const pluginNavigation = require("@11ty/eleventy-navigation");
const { EleventyI18nPlugin, EleventyHtmlBasePlugin } = require("@11ty/eleventy");
const languageStrings = require("./i18n.js");
module.exports = function(eleventyConfig) {
eleventyConfig.ignores.add("README.md");
// Copy the contents of the `public` folder to the output folder
// For example, `./public/css/` ends up in `_site/css/`
eleventyConfig.addPassthroughCopy({
"./public/": "/",
"./node_modules/prismjs/themes/prism-okaidia.css": "/css/prism-theme.css",
});
// Add plugins
eleventyConfig.addPlugin(pluginRss);
eleventyConfig.addPlugin(pluginSyntaxHighlight);
eleventyConfig.addPlugin(pluginNavigation);
eleventyConfig.addPlugin(EleventyHtmlBasePlugin);
eleventyConfig.addPlugin(EleventyI18nPlugin, {
defaultLanguage: "fr",
errorMode: "allow-fallback",
});
eleventyConfig.addFilter("readableDate", (dateObj, format = "dd LLLL yyyy") => {
return DateTime.fromJSDate(dateObj, {zone: 'utc', locale: 'fr'}).toFormat(format);
});
// https://html.spec.whatwg.org/multipage/common-microsyntaxes.html#valid-date-string
eleventyConfig.addFilter('htmlDateString', (dateObj) => {
return DateTime.fromJSDate(dateObj, {zone: 'utc', locale: 'fr'}).toFormat('yyyy-LL-dd');
});
// Get the first `n` elements of a collection.
eleventyConfig.addFilter("head", (array, n) => {
if(!Array.isArray(array) || array.length === 0) {
return [];
}
if( n < 0 ) {
return array.slice(n);
}
return array.slice(0, n);
});
// Return the smallest number argument
eleventyConfig.addFilter("min", (...numbers) => {
return Math.min.apply(null, numbers);
});
// Return all the tags used in a collection
eleventyConfig.addFilter("getAllTags", collection => {
let tagSet = new Set();
for(let item of collection) {
(item.data.tags || []).forEach(tag => tagSet.add(tag));
}
return Array.from(tagSet);
});
eleventyConfig.addFilter("filterTagList", function filterTagList(tags) {
return (tags || []).filter(tag => ["all", "nav", "post", "posts"].indexOf(tag) === -1);
});
// Customize Markdown library and settings:
eleventyConfig.amendLibrary("md", mdLib => {
mdLib.use(markdownItAnchor, {
permalink: markdownItAnchor.permalink.ariaHidden({
placement: "after",
class: "direct-link",
symbol: "#",
}),
level: [1,2,3,4],
slugify: eleventyConfig.getFilter("slug")
});
});
// Override @11ty/eleventy-dev-server defaults (used only with --serve)
eleventyConfig.setServerOptions({
showVersion: true,
});
// i18n filter using Rosetta
const rosettaLib = rosetta(languageStrings);
eleventyConfig.addFilter("i18n", function (key, lang) {
const I18N_PREFIX = "i18n.";
if(key.startsWith(I18N_PREFIX)) {
key = key.slice(I18N_PREFIX.length);
}
// depends on page.lang in 2.0.0-canary.14+
let page = this.page || this.ctx?.page || this.context?.environments?.page || {};
return rosettaLib.t(key, {}, lang || page.lang);
});
return {
// Control which files Eleventy will process
// e.g.: *.md, *.njk, *.html, *.liquid
templateFormats: [
"md",
"njk",
"html",
"liquid"
],
// Pre-process *.md files with: (default: `liquid`)
markdownTemplateEngine: "njk",
// Pre-process *.html files with: (default: `liquid`)
htmlTemplateEngine: "njk",
// -----------------------------------------------------------------
// If your site deploys to a subdirectory, change `pathPrefix`.
// Dont worry about leading and trailing slashes, we normalize these.
// If you dont have a subdirectory, use "" or "/" (they do the same thing)
// This is only used for link URLs (it does not affect your file structure)
// Best paired with the `url` filter: https://www.11ty.dev/docs/filters/url/
// You can also pass this in on the command line using `--pathprefix`
// Optional (default is shown)
pathPrefix: "/",
// -----------------------------------------------------------------
// These are all optional (defaults are shown):
dir: {
input: ".",
includes: "_includes",
data: "_data",
output: "_site"
}
};
};