169 lines
3.9 KiB
JavaScript
169 lines
3.9 KiB
JavaScript
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var gulp = require('gulp'),
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php = require('gulp-connect-php'),
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less = require('gulp-less'),
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rename = require('gulp-rename'),
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plumber = require('gulp-plumber'),
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postcss = require('gulp-postcss');
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var resources = {
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daux:{source: "themes/daux/less/theme.less", dest: "themes/daux/css/"},
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daux_blue:{source: "themes/daux/less/theme-blue.less", dest: "themes/daux/css/"},
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daux_green:{source: "themes/daux/less/theme-green.less", dest: "themes/daux/css/"},
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daux_navy:{source: "themes/daux/less/theme-navy.less", dest: "themes/daux/css/"},
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daux_red:{source: "themes/daux/less/theme-red.less", dest: "themes/daux/css/"}
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};
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var unusedRules = [
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//We only use one glyphicon ...
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".glyphicon-",
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"!.glyphicon-chevron-right",
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//we dont need all buttons
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".btn-",
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"!.btn-primary",
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"!.btn-secondary",
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"!.btn-hero",
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"!.btn-sidebar",
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".caret",
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//Typography
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".h1",
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".h2",
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".h3",
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".h4",
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".h5",
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".h6",
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".small",
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// We need only small columns
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".col-",
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"!.col-sm",
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// We don't use a lot of navs and navbars
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".navbar-fixed",
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".navbar-inverse",
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".navbar-default",
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".nav-pills",
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".nav-tabs",
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".nav-stacked",
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".nav-justified",
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// And a few others we don't use
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".bg-",
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".table"
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];
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function prepare_rules(rules) {
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var regexes = {inclusion: [], exclusion: []}, rule, pattern, regex, exclusion;
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for (rule in rules) {
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if (!rules.hasOwnProperty(rule)) continue;
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pattern = rules[rule];
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exclusion = pattern.indexOf('!') === 0;
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if (exclusion) { pattern = pattern.slice(1); }
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regex = pattern.replace('.', '\\.').replace('*', '(.*)');
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if (exclusion) {
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regexes.exclusion.push(new RegExp(regex));
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} else {
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regexes.inclusion.push(new RegExp(regex));
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}
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}
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return regexes;
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}
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function processPatterns(patterns, string) {
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var i;
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for (i in patterns.exclusion) {
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if (!patterns.exclusion.hasOwnProperty(i)) continue;
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if (string.match(patterns.exclusion[i])) return false;
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}
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for (i in patterns.inclusion) {
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if (!patterns.inclusion.hasOwnProperty(i)) continue;
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if (string.match(patterns.inclusion[i])) return true;
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}
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}
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function removeUnusedRules(rules) {
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var regexes = prepare_rules(rules);
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return function(css) {
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css.eachRule(function (rule) {
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var removedSome = false,
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selectors = rule.selectors,
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i;
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for (i = 0; i < selectors.length; i++) {
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if (processPatterns(regexes, selectors[i])) {
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selectors.splice(i, 1);
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i--;
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removedSome = true;
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}
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}
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if(removedSome) {
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if (selectors.length == 0) {
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rule.removeSelf();
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} else {
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rule.selectors = selectors;
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}
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}
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});
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return css;
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}
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}
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function createTask(source, dest) {
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return function() {
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return gulp.src(source)
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.pipe(less())
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.pipe(postcss([
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removeUnusedRules(unusedRules),
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require('csswring')({
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preserveHacks: true
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})
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]))
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.pipe(rename({suffix: '.min'}))
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.pipe(gulp.dest(dest));
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}
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}
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var style_tasks = [];
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for (var style in resources) {
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gulp.task('style_' + style, createTask(resources[style].source, resources[style].dest));
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style_tasks.push('style_' + style);
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}
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gulp.task("styles", style_tasks);
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gulp.task('watch', function() {
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// Watch .less files
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gulp.watch('themes/daux/less/**/*.less', ['styles']);
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});
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gulp.task('php', function() {
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php.server({
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keepalive: true,
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open: true,
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port: 8085,
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router: "index.php"
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});
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});
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gulp.task('default', ['php']);
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