142 lines
4.8 KiB
JavaScript
142 lines
4.8 KiB
JavaScript
/* jshint node: true */
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"use strict";
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var _ = require('lodash'),
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fs = require('fs'),
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gulp = require('gulp'),
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gutil = require('gulp-util'),
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changed = require('gulp-changed'),
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File = require('vinyl'),
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path = require('path'),
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through2 = require('through2');
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var sassClassPrefix = 'md-css-prefix',
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modulePath = './node_modules/material-design-icons',
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srcCodepoints = modulePath + '/iconfont/codepoints',
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fontsPath = './fonts',
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dstCodepoints = fontsPath + '/codepoints',
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sassFile = 'scss/_icons.scss',
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sassHeader = '@import "variables";\n\n',
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demoDataFile = 'demo/js/data.js'
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function generateSassCodepoints(filepath) {
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return through2.obj(function(codepointsFile, encoding, callback) {
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function codepointsToSass(codepoints) {
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return _(codepoints)
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.split('\n')
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.reject(_.isEmpty)
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.reduce(function(file, line) {
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let codepoint = line.split(' ');
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file += '.#{$' + sassClassPrefix + '}-' + codepoint[0].replace(/_/g, '-') +
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':before { content: "\\' + codepoint[1] + '"; }\n';
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return file;
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}, sassHeader);
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}
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callback(null, new File({
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path: filepath,
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contents: new Buffer(codepointsToSass(codepointsFile.contents), 'utf8')
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}));
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});
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}
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gulp.task('update-sass', function() {
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gulp.src(srcCodepoints)
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.pipe(changed(fontsPath, {hasChanged: changed.compareSha1Digest}))
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.pipe(generateSassCodepoints(sassFile))
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.pipe(gulp.dest('.'));
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});
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function generateDataCodepoints(filepath) {
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return through2.obj(function(codepointsFile, encoding, callback) {
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var countIcons = 0,
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newIcons = 0;
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function codepoints2obj(codepoints) {
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return _(codepoints)
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.split('\n')
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.reject(_.isEmpty)
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.reduce(function(obj, line) {
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let codepoint = line.split(' ');
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obj[codepoint[0]] = codepoint[1];
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return obj;
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}, {});
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}
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function scanCategories(dir, codes) {
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var categories = {};
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fs.readdirSync(dir)
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.filter(function (file) {
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return fs.statSync(path.join(dir, file)).isDirectory()
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&& fs.existsSync(path.join(dir, file, "svg/production"));
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})
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.forEach(function (category) {
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categories[category] = {};
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let catPath = path.join(dir, category, "svg/production");
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fs.readdirSync(catPath)
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.filter(function(file) {
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return file.match(/^ic_(.+?)_\d+px\.svg$/);
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})
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.forEach(function(file) {
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let matches;
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if (matches = /^ic_(.+?)_\d+px\.svg$/.exec(file)) {
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let icon = matches[1];
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if (codes[icon]) {
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if (!categories[category][icon]) {
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categories[category][icon] = codes[icon];
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countIcons ++;
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}
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}
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}
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});
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});
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return categories;
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}
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function calculateNewIcons(categories, codes, old) {
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var cats = categories;
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Object.keys(categories).forEach(function(name) {
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let category = categories[name];
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Object.keys(category).forEach(function(icon) {
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let code = category[icon];
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cats[name][icon] = [code, !old[icon]];
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if (!old[icon]) {
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newIcons ++;
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}
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});
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});
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return cats;
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}
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var codes = codepoints2obj(codepointsFile.contents);
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var categories = scanCategories(modulePath, codes);
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categories = calculateNewIcons(categories, codes,
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codepoints2obj(fs.readFileSync(dstCodepoints).toString()));
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gutil.log('Was found', gutil.colors.red(newIcons), 'new icons');
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gutil.log('Total found', gutil.colors.red(countIcons), 'icons.');
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callback(null, new File({
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path: filepath,
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contents: new Buffer(
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'window.data = ' + JSON.stringify(categories) + ';', 'utf8')
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}));
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});
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}
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gulp.task('update-demo-data', function() {
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gulp.src(srcCodepoints)
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.pipe(changed(fontsPath, {hasChanged: changed.compareSha1Digest}))
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.pipe(generateDataCodepoints(demoDataFile))
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.pipe(gulp.dest('.'));
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});
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gulp.task('update-codepoints', function() {
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gulp.src(srcCodepoints)
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.pipe(gulp.dest(fontsPath));
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})
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gulp.task('default', ['update-sass', 'update-demo-data']);
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