hexo-yam/lib/filter.js

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/* global hexo */
'use strict';
var CleanCSS = require('clean-css'),
UglifyJS = require('uglify-js'),
Htmlminifier = require('html-minifier').minify,
streamToArray = require('stream-to-array');
var Promise = require('bluebird');
var minimatch = require('minimatch');
function logic_html(str, data) {
var hexo = this,
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options = hexo.config.neat_html;
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// Return if disabled.
if (false === options.enable) return;
var path = data.path;
var exclude = options.exclude;
if (exclude && !Array.isArray(exclude)) exclude = [exclude];
if (path && exclude && exclude.length) {
for (var i = 0, len = exclude.length; i < len; i++) {
if (minimatch(path, exclude[i], {matchBase: true})) return str;
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}
}
var result = Htmlminifier(str, options);
var saved = ((str.length - result.length) / str.length * 100).toFixed(2);
if (options.logger) {
var log = hexo.log || console.log;
log.log('neat the html: %s [ %s saved]', path, saved + '%');
}
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var prefix = '<!-- build time:' + Date() + " -->";
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var end = '<!-- rebuild by neat -->';
result = prefix + result + end;
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return result;
};
function logic_css(str, data) {
var hexo = this,
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options = hexo.config.neat_css;
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// Return if disabled.
if (false === options.enable) return;
var path = data.path;
var exclude = options.exclude;
if (exclude && !Array.isArray(exclude)) exclude = [exclude];
if (path && exclude && exclude.length) {
for (var i = 0, len = exclude.length; i < len; i++) {
if (minimatch(path, exclude[i], {matchBase: true})) return str;
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}
}
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return new Promise(function (resolve, reject) {
new CleanCSS(options).minify(str, function (err, result) {
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if (err) return reject(err);
var saved = ((str.length - result.styles.length) / str.length * 100).toFixed(2);
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var prefix = '/* build time:' + Date().toLocaleString() + "*/\n";
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var end = '\n/* rebuild by neat */';
var css_result = prefix + result.styles + end;
resolve(css_result);
if (options.logger) {
var log = hexo.log || console.log;
log.log('neat the css: %s [ %s saved]', path, saved + '%');
}
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});
});
}
function logic_js(str, data) {
var hexo = this,
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options = hexo.config.neat_js;
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// Return if disabled.
if (false === options.enable) return;
var path = data.path;
var exclude = options.exclude;
if (exclude && !Array.isArray(exclude)) exclude = [exclude];
if (path && exclude && exclude.length) {
for (var i = 0, len = exclude.length; i < len; i++) {
if (minimatch(path, exclude[i], {matchBase: true})) return str;
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}
}
var result = UglifyJS.minify(str, options);
var saved = ((str.length - result.code.length) / str.length * 100).toFixed(2);
if (options.logger) {
var log = hexo.log || console.log;
log.log('neat the js: %s [ %s saved]', path, saved + '%');
}
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var prefix = '// build time:' + Date().toLocaleString() + "\n";
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var end = '\n//rebuild by neat ';
var js_result = prefix + result.code + end;
return js_result;
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}
module.exports = {
logic_html: logic_html,
logic_css: logic_css,
logic_js: logic_js,
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};