226 lines
6.5 KiB
JavaScript
226 lines
6.5 KiB
JavaScript
/**
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* @fileoverview
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* Simple Icons SDK.
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*/
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import fs from 'node:fs/promises';
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import path from 'node:path';
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import {fileURLToPath} from 'node:url';
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/**
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* @typedef {import("./sdk").ThirdPartyExtension} ThirdPartyExtension
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* @typedef {import("./sdk").IconData} IconData
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*/
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const TITLE_TO_SLUG_REPLACEMENTS = {
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'+': 'plus',
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'.': 'dot',
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'&': 'and',
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đ: 'd',
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ħ: 'h',
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ı: 'i',
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ĸ: 'k',
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ŀ: 'l',
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ł: 'l',
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ß: 'ss',
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ŧ: 't',
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};
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const TITLE_TO_SLUG_CHARS_REGEX = new RegExp(
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`[${Object.keys(TITLE_TO_SLUG_REPLACEMENTS).join('')}]`,
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'g',
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);
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const TITLE_TO_SLUG_RANGE_REGEX = /[^a-z\d]/g;
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/**
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* Regex to validate HTTPs URLs.
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*/
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export const URL_REGEX = /^https:\/\/[^\s"']+$/;
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/**
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* Regex to validate SVG paths.
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*/
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export const SVG_PATH_REGEX = /^m[-mzlhvcsqtae\d,. ]+$/i;
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/**
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* Get the directory name where this file is located from `import.meta.url`,
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* equivalent to the `__dirname` global variable in CommonJS.
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* @param {String} importMetaUrl import.meta.url
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* @returns {String} Directory name in which this file is located
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*/
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export const getDirnameFromImportMeta = (importMetaUrl) =>
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path.dirname(fileURLToPath(importMetaUrl));
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/**
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* Get the slug/filename for an icon.
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* @param {IconData} icon The icon data as it appears in *_data/simple-icons.json*
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* @returns {String} The slug/filename for the icon
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*/
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export const getIconSlug = (icon) => icon.slug || titleToSlug(icon.title);
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/**
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* Extract the path from an icon SVG content.
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* @param {String} svg The icon SVG content
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* @returns {String} The path from the icon SVG content
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**/
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export const svgToPath = (svg) => svg.split('"', 8)[7];
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/**
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* Converts a brand title into a slug/filename.
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* @param {String} title The title to convert
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* @returns {String} The slug/filename for the title
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*/
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export const titleToSlug = (title) =>
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title
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.toLowerCase()
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.replaceAll(
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TITLE_TO_SLUG_CHARS_REGEX,
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(char) => TITLE_TO_SLUG_REPLACEMENTS[char],
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)
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.normalize('NFD')
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.replaceAll(TITLE_TO_SLUG_RANGE_REGEX, '');
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/**
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* Converts a slug into a variable name that can be exported.
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* @param {String} slug The slug to convert
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* @returns {String} The variable name for the slug
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*/
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export const slugToVariableName = (slug) => {
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const slugFirstLetter = slug[0].toUpperCase();
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return `si${slugFirstLetter}${slug.slice(1)}`;
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};
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/**
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* Converts a brand title as defined in *_data/simple-icons.json* into a brand
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* title in HTML/SVG friendly format.
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* @param {String} brandTitle The title to convert
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* @returns {String} The brand title in HTML/SVG friendly format
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*/
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export const titleToHtmlFriendly = (brandTitle) =>
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brandTitle
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.replaceAll('&', '&')
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.replaceAll('"', '"')
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.replaceAll('<', '<')
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.replaceAll('>', '>')
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.replaceAll(/./g, (char) => {
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const charCode = char.codePointAt(0);
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return charCode > 127 ? `&#${charCode};` : char;
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});
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/**
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* Converts a brand title in HTML/SVG friendly format into a brand title (as
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* it is seen in *_data/simple-icons.json*)
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* @param {String} htmlFriendlyTitle The title to convert
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* @returns {String} The brand title in HTML/SVG friendly format
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*/
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export const htmlFriendlyToTitle = (htmlFriendlyTitle) =>
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htmlFriendlyTitle
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.replaceAll(/&#(\d+);/g, (_, number_) =>
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String.fromCodePoint(Number.parseInt(number_, 10)),
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)
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.replaceAll(
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/&(quot|amp|lt|gt);/g,
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(_, reference) => ({quot: '"', amp: '&', lt: '<', gt: '>'})[reference],
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);
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/**
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* Get path of *_data/simple-icons.json*.
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* @param {String} rootDirectory Path to the root directory of the project
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* @returns {String} Path of *_data/simple-icons.json*
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*/
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export const getIconDataPath = (
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rootDirectory = getDirnameFromImportMeta(import.meta.url),
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) => {
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return path.resolve(rootDirectory, '_data', 'simple-icons.json');
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};
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/**
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* Get contents of *_data/simple-icons.json*.
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* @param {String} rootDirectory Path to the root directory of the project
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* @returns {String} Content of *_data/simple-icons.json*
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*/
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export const getIconsDataString = (
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rootDirectory = getDirnameFromImportMeta(import.meta.url),
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) => {
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return fs.readFile(getIconDataPath(rootDirectory), 'utf8');
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};
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/**
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* Get icons data as object from *_data/simple-icons.json*.
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* @param {String} rootDirectory Path to the root directory of the project
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* @returns {IconData[]} Icons data as array from *_data/simple-icons.json*
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*/
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export const getIconsData = async (
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rootDirectory = getDirnameFromImportMeta(import.meta.url),
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) => {
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const fileContents = await getIconsDataString(rootDirectory);
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return JSON.parse(fileContents).icons;
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};
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/**
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* Replace Windows newline characters by Unix ones.
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* @param {String} text The text to replace
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* @returns {String} The text with Windows newline characters replaced by Unix ones
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*/
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export const normalizeNewlines = (text) => {
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return text.replaceAll('\r\n', '\n');
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};
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/**
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* Convert non-6-digit hex color to 6-digit with the character `#` stripped.
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* @param {String} text The color text
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* @returns {String} The color text in 6-digit hex format
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*/
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export const normalizeColor = (text) => {
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let color = text.replace('#', '').toUpperCase();
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if (color.length < 6) {
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// eslint-disable-next-line unicorn/no-useless-spread
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color = [...color.slice(0, 3)].map((x) => x.repeat(2)).join('');
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} else if (color.length > 6) {
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color = color.slice(0, 6);
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}
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return color;
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};
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/**
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* Get information about third party extensions from the README table.
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* @param {String} readmePath Path to the README file
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* @returns {Promise<ThirdPartyExtension[]>} Information about third party extensions
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*/
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export const getThirdPartyExtensions = async (
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readmePath = path.join(
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getDirnameFromImportMeta(import.meta.url),
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'README.md',
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),
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) =>
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normalizeNewlines(await fs.readFile(readmePath, 'utf8'))
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.split('## Third-Party Extensions\n\n')[1]
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.split('\n\n', 1)[0]
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.split('\n')
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.slice(2)
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.map((line) => {
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let [module, author] = line.split(' | ');
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module = module.split('<img src="')[0];
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return {
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module: {
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name: /\[(.+)]/.exec(module)[1],
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url: /\((.+)\)/.exec(module)[1],
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},
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author: {
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name: /\[(.+)]/.exec(author)[1],
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url: /\((.+)\)/.exec(author)[1],
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},
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};
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});
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/**
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* `Intl.Collator` object ready to be used for icon titles sorting.
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* @type {Intl.Collator}
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* @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Collator Intl.Collator}
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**/
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export const collator = new Intl.Collator('en', {
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usage: 'search',
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caseFirst: 'upper',
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});
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