Files
NodeBB/src/meta/css.js
2023-08-25 21:02:05 -04:00

350 lines
11 KiB
JavaScript

'use strict';
const _ = require('lodash');
const winston = require('winston');
const nconf = require('nconf');
const fs = require('fs');
const path = require('path');
const { mkdirp } = require('mkdirp');
const plugins = require('../plugins');
const db = require('../database');
const file = require('../file');
const minifier = require('./minifier');
const utils = require('../utils');
const CSS = module.exports;
CSS.supportedSkins = [
'cerulean', 'cosmo', 'cyborg', 'darkly', 'flatly', 'journal', 'litera',
'lumen', 'lux', 'materia', 'minty', 'morph', 'pulse', 'quartz', 'sandstone',
'simplex', 'sketchy', 'slate', 'solar', 'spacelab', 'superhero', 'united',
'vapor', 'yeti', 'zephyr',
];
const buildImports = {
client: function (source, themeData) {
return [
boostrapImport(themeData),
'@import "@adactive/bootstrap-tagsinput/src/bootstrap-tagsinput";',
source,
'@import "jquery-ui";',
'@import "cropperjs/dist/cropper";',
].join('\n');
},
admin: function (source) {
return [
'@import "admin/overrides";',
'@import "bootstrap/scss/bootstrap";',
'@import "mixins";',
'@import "fontawesome/loader";',
getFontawesomeStyle(),
'@import "@adactive/bootstrap-tagsinput/src/bootstrap-tagsinput";',
'@import "generics";',
'@import "responsive-utilities";',
'@import "admin/admin";',
source,
'@import "jquery-ui";',
].join('\n');
},
};
function boostrapImport(themeData) {
// see https://getbootstrap.com/docs/5.0/customize/sass/#variable-defaults
// for an explanation of this order and https://bootswatch.com/help/
const { bootswatchSkin, bsVariables, isCustomSkin } = themeData;
function bsvariables() {
if (bootswatchSkin) {
if (isCustomSkin) {
return themeData._variables || '';
}
return `@import "bootswatch/dist/${bootswatchSkin}/variables";`;
}
return bsVariables;
}
return [
bsvariables(),
'@import "bootstrap/scss/mixins/banner";',
'@include bsBanner("");',
// functions must be included first
'@import "bootstrap/scss/functions";',
// overrides for bs5 variables
'@import "./scss/overrides";', // this file is in the themes scss folder
'@import "overrides.scss";', // core scss overrides
// bs files
'@import "bootstrap/scss/variables";',
'@import "bootstrap/scss/variables-dark";',
'@import "bootstrap/scss/maps";',
'@import "bootstrap/scss/mixins";',
'@import "bootstrap/scss/utilities";',
// Layout & components
'@import "bootstrap/scss/root";',
'@import "bootstrap/scss/reboot";',
'@import "bootstrap/scss/type";',
'@import "bootstrap/scss/images";',
'@import "bootstrap/scss/containers";',
'@import "bootstrap/scss/grid";',
'@import "bootstrap/scss/tables";',
'@import "bootstrap/scss/forms";',
'@import "bootstrap/scss/buttons";',
'@import "bootstrap/scss/transitions";',
'@import "bootstrap/scss/dropdown";',
'@import "bootstrap/scss/button-group";',
'@import "bootstrap/scss/nav";',
'@import "bootstrap/scss/navbar";',
'@import "bootstrap/scss/card";',
'@import "bootstrap/scss/accordion";',
'@import "bootstrap/scss/breadcrumb";',
'@import "bootstrap/scss/pagination";',
'@import "bootstrap/scss/badge";',
'@import "bootstrap/scss/alert";',
'@import "bootstrap/scss/progress";',
'@import "bootstrap/scss/list-group";',
'@import "bootstrap/scss/close";',
'@import "bootstrap/scss/toasts";',
'@import "bootstrap/scss/modal";',
'@import "bootstrap/scss/tooltip";',
'@import "bootstrap/scss/popover";',
'@import "bootstrap/scss/carousel";',
'@import "bootstrap/scss/spinners";',
'@import "bootstrap/scss/offcanvas";',
'@import "bootstrap/scss/placeholders";',
// Helpers
'@import "bootstrap/scss/helpers";',
'@import "responsive-utilities";',
// Utilities
'@import "bootstrap/scss/utilities/api";',
// scss-docs-end import-stack
'@import "fontawesome/loader";',
getFontawesomeStyle(),
'@import "mixins";', // core mixins
'@import "generics";',
'@import "client";', // core page styles
'@import "./theme";', // rest of the theme scss
bootswatchSkin && !isCustomSkin ? `@import "bootswatch/dist/${bootswatchSkin}/bootswatch";` : '',
].join('\n');
}
function getFontawesomeStyle() {
const styles = utils.getFontawesomeStyles();
return styles.map(style => `@import "fontawesome/style-${style}";`).join('\n');
}
async function copyFontAwesomeFiles() {
await mkdirp(path.join(__dirname, '../../build/public/fontawesome/webfonts'));
const fonts = await fs.promises.opendir(path.join(utils.getFontawesomePath(), '/webfonts'));
const copyOperations = [];
for await (const file of fonts) {
if (file.isFile() && file.name.match(/\.(woff2|ttf|eot)?$/)) { // there shouldn't be any legacy eot files, but just in case we'll allow it
copyOperations.push(
fs.promises.copyFile(path.join(fonts.path, file.name), path.join(__dirname, '../../build/public/fontawesome/webfonts/', file.name))
);
}
}
await Promise.all(copyOperations);
}
async function filterMissingFiles(filepaths) {
const exists = await Promise.all(
filepaths.map(async (filepath) => {
const exists = await file.exists(path.join(__dirname, '../../node_modules', filepath));
if (!exists) {
winston.warn(`[meta/css] File not found! ${filepath}`);
}
return exists;
})
);
return filepaths.filter((filePath, i) => exists[i]);
}
async function getImports(files, extension) {
const pluginDirectories = [];
let source = '';
function pathToImport(file) {
if (!file) {
return '';
}
// trim css extension so it inlines the css like less (inline)
const parsed = path.parse(file);
const newFile = path.join(parsed.dir, parsed.name);
return `\n@import "${newFile.replace(/\\/g, '/')}";`;
}
files.forEach((styleFile) => {
if (styleFile.endsWith(extension)) {
source += pathToImport(styleFile);
} else {
pluginDirectories.push(styleFile);
}
});
await Promise.all(pluginDirectories.map(async (directory) => {
const styleFiles = await file.walk(directory);
styleFiles.forEach((styleFile) => {
source += pathToImport(styleFile);
});
}));
return source;
}
async function getBundleMetadata(target) {
const paths = [
path.join(__dirname, '../../node_modules'),
path.join(__dirname, '../../public/scss'),
path.join(__dirname, '../../public/fontawesome/scss'),
path.join(utils.getFontawesomePath(), 'scss'),
];
// Skin support
let skin;
let isCustomSkin = false;
if (target.startsWith('client-')) {
skin = target.split('-').slice(1).join('-');
const isBootswatchSkin = CSS.supportedSkins.includes(skin);
isCustomSkin = !isBootswatchSkin && await CSS.isCustomSkin(skin);
target = 'client';
if (!isBootswatchSkin && !isCustomSkin) {
skin = ''; // invalid skin or deleted use default
}
}
let themeData = null;
if (target === 'client') {
themeData = await db.getObjectFields('config', ['theme:type', 'theme:id', 'useBSVariables', 'bsVariables']);
const themeId = (themeData['theme:id'] || 'nodebb-theme-harmony');
const baseThemePath = path.join(
nconf.get('themes_path'),
(themeData['theme:type'] && themeData['theme:type'] === 'local' ? themeId : 'nodebb-theme-harmony')
);
paths.unshift(baseThemePath);
paths.unshift(`${baseThemePath}/node_modules`);
themeData.bsVariables = parseInt(themeData.useBSVariables, 10) === 1 ? (themeData.bsVariables || '') : '';
themeData.bootswatchSkin = skin;
themeData.isCustomSkin = isCustomSkin;
const customSkin = isCustomSkin ? await CSS.getCustomSkin(skin) : null;
themeData._variables = customSkin && customSkin._variables;
}
const [scssImports, cssImports, acpScssImports] = await Promise.all([
filterGetImports(plugins.scssFiles, '.scss'),
filterGetImports(plugins.cssFiles, '.css'),
target === 'client' ? '' : filterGetImports(plugins.acpScssFiles, '.scss'),
]);
async function filterGetImports(files, extension) {
const filteredFiles = await filterMissingFiles(files);
return await getImports(filteredFiles, extension);
}
let imports = `${cssImports}\n${scssImports}\n${acpScssImports}`;
imports = buildImports[target](imports, themeData);
return { paths: paths, imports: imports };
}
CSS.getSkinSwitcherOptions = async function (uid) {
const user = require('../user');
const meta = require('./index');
const [userSettings, customSkins] = await Promise.all([
user.getSettings(uid),
CSS.getCustomSkins(),
]);
const foundCustom = customSkins.find(skin => skin.value === meta.config.bootswatchSkin);
const defaultSkin = foundCustom ?
foundCustom.name :
_.capitalize(meta.config.bootswatchSkin) || '[[user:no-skin]]';
const defaultSkins = [
{ name: `[[user:default, ${defaultSkin}]]`, value: '', selected: userSettings.bootswatchSkin === '' },
{ name: '[[user:no-skin]]', value: 'noskin', selected: userSettings.bootswatchSkin === 'noskin' },
];
const lightSkins = [
'cerulean', 'cosmo', 'flatly', 'journal', 'litera',
'lumen', 'lux', 'materia', 'minty', 'morph', 'pulse', 'sandstone',
'simplex', 'sketchy', 'spacelab', 'united', 'yeti', 'zephyr',
];
const darkSkins = [
'cyborg', 'darkly', 'quartz', 'slate', 'solar', 'superhero', 'vapor',
];
function parseSkins(skins) {
skins = skins.map(skin => ({
name: _.capitalize(skin),
value: skin,
}));
skins.forEach((skin) => {
skin.selected = skin.value === userSettings.bootswatchSkin;
});
return skins;
}
return await plugins.hooks.fire('filter:meta.css.getSkinSwitcherOptions', {
default: defaultSkins,
custom: customSkins.map(s => ({ ...s, selected: s.value === userSettings.bootswatchSkin })),
light: parseSkins(lightSkins),
dark: parseSkins(darkSkins),
});
};
CSS.getCustomSkins = async function (opts = {}) {
const meta = require('./index');
const slugify = require('../slugify');
const { loadVariables } = opts;
const customSkins = await meta.settings.get('custom-skins');
const returnSkins = [];
if (customSkins && Array.isArray(customSkins['custom-skin-list'])) {
customSkins['custom-skin-list'].forEach((customSkin) => {
if (customSkin) {
returnSkins.push({
name: customSkin['custom-skin-name'],
value: slugify(customSkin['custom-skin-name']),
_variables: loadVariables ? customSkin._variables : undefined,
});
}
});
}
return returnSkins;
};
CSS.isSkinValid = async function (skin) {
return CSS.supportedSkins.includes(skin) || await CSS.isCustomSkin(skin);
};
CSS.isCustomSkin = async function (skin) {
const skins = await CSS.getCustomSkins();
return !!skins.find(s => s.value === skin);
};
CSS.getCustomSkin = async function (skin) {
const skins = await CSS.getCustomSkins({ loadVariables: true });
return skins.find(s => s.value === skin);
};
CSS.buildBundle = async function (target, fork) {
if (target === 'client') {
let files = await fs.promises.readdir(path.join(__dirname, '../../build/public'));
files = files.filter(f => f.match(/^client.*\.css$/));
await Promise.all(files.map(f => fs.promises.unlink(path.join(__dirname, '../../build/public', f))));
}
const data = await getBundleMetadata(target);
const minify = process.env.NODE_ENV !== 'development';
const { ltr, rtl } = await minifier.css.bundle(data.imports, data.paths, minify, fork);
await Promise.all([
fs.promises.writeFile(path.join(__dirname, '../../build/public', `${target}.css`), ltr.code),
fs.promises.writeFile(path.join(__dirname, '../../build/public', `${target}-rtl.css`), rtl.code),
copyFontAwesomeFiles(),
]);
return [ltr.code, rtl.code];
};