74 lines
1.9 KiB
JavaScript
74 lines
1.9 KiB
JavaScript
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"use strict";
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var path = require('path');
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var mkdirp = require('mkdirp');
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var async = require('async');
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var chalk = require('chalk');
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var filesize = require('filesize');
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var Optimizer = require('./optimizer');
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module.exports = function (grunt) {
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grunt.registerMultiTask('image', 'Optimize PNG, JPEG, GIF, SVG images.', function() {
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var done = this.async();
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var options = this.options({
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pngquant: true,
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optipng: false,
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zopflipng: true,
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advpng: true,
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jpegRecompress: false,
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jpegoptim: true,
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mozjpeg: true,
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gifsicle: true,
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svgo: true
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});
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async.eachLimit(this.files, 10, function (file, next) {
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var src = file.src[0];
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var dest = file.dest;
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// make directory if does not exist
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mkdirp.sync(path.dirname(dest));
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var optimizer = new Optimizer({
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src: src,
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dest: dest,
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options: options
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});
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optimizer.optimize(function (error, data) {
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if (error) {
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grunt.warn(error);
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return next(error);
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}
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if (data.isOptimized) {
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grunt.log.writeln(
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chalk.green('✔ ') + src + chalk.gray(' ->') +
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chalk.gray(' before=') + chalk.yellow(filesize(data.originalSize)) +
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chalk.gray(' after=') + chalk.cyan(filesize(data.optimizedSize)) +
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chalk.gray(' reduced=') + chalk.green.underline(filesize(data.diffSize) + '(' + data.diffPercent + '%)')
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);
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} else {
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grunt.log.writeln(
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chalk.cyan('✗ ') + src + chalk.gray(' is not optimized') +
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chalk.gray(' before=after=') + chalk.cyan(filesize(data.originalSize)) +
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chalk.gray(' reduced=') + chalk.green.underline(filesize(0) + '(0%)')
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);
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}
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next();
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});
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}, function (error) {
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if (error) {
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grunt.warn(error);
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return done(error);
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}
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done();
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});
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});
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};
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