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Use compilation.assets to find css files instead of compilation.chunks #17

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Use compilation.assets to find css files instead of compilation.chunks #17

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81 changes: 37 additions & 44 deletions src/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,62 +12,55 @@ const WebpackRTLPlugin = function(options = {filename: false, options: {}, plugi

WebpackRTLPlugin.prototype.apply = function(compiler) {
compiler.plugin('emit', (compilation, callback) => {
forEachOfLimit(compilation.chunks, 5, (chunk, key, cb) => {
var rtlFiles = [],
cssnanoPromise = Promise.resolve()
forEachOfLimit(compilation.assets, 5, (asset, key, cb) => {
var cssnanoPromise = Promise.resolve()

chunk.files.forEach((asset) => {
if (path.extname(asset) === '.css') {
const baseSource = compilation.assets[asset].source()
let rtlSource = rtlcss.process(baseSource, this.options.options, this.options.plugins)
let filename
if (path.extname(key) === '.css') {
const baseSource = asset.source()
let rtlSource = rtlcss.process(baseSource, this.options.options, this.options.plugins)
let filename

if (this.options.filename) {
filename = this.options.filename
if (this.options.filename) {
filename = this.options.filename

if (/\[contenthash\]/.test(this.options.filename)) {
const hash = createHash('md5').update(rtlSource).digest('hex').substr(0, 10)
filename = filename.replace('[contenthash]', hash)
}
}
else {
const newFilename = `${path.basename(asset, '.css')}.rtl`
filename = asset.replace(path.basename(asset, '.css'), newFilename)
}

if (this.options.diffOnly) {
rtlSource = cssDiff(baseSource, rtlSource)
if (/\[contenthash\]/.test(this.options.filename)) {
const hash = createHash('md5').update(rtlSource).digest('hex').substr(0, 10)
filename = filename.replace('[contenthash]', hash)
}
}
else {
const newFilename = `${path.basename(key, '.css')}.rtl`
filename = key.replace(path.basename(key, '.css'), newFilename)
}

if (this.options.minify !== false) {
let nanoOptions = {}
if (typeof this.options.minify === 'object') {
nanoOptions = this.options.minify
}
if (this.options.diffOnly) {
rtlSource = cssDiff(baseSource, rtlSource)
}

cssnanoPromise = cssnanoPromise.then(() => {
if (this.options.minify !== false) {
let nanoOptions = {}
if (typeof this.options.minify === 'object') {
nanoOptions = this.options.minify
}

const rtlMinify = cssnano.process(rtlSource, nanoOptions).then(output => {
compilation.assets[filename] = new ConcatSource(output.css)
rtlFiles.push(filename)
});
cssnanoPromise = cssnanoPromise.then(() => {
const rtlMinify = cssnano.process(rtlSource, nanoOptions).then(output => {
compilation.assets[filename] = new ConcatSource(output.css)
});

const originalMinify = cssnano.process( baseSource, nanoOptions).then(output => {
compilation.assets[asset] = new ConcatSource(output.css)
});
const originalMinify = cssnano.process(baseSource, nanoOptions).then(output => {
compilation.assets[key] = new ConcatSource(output.css)
});

return Promise.all([rtlMinify,originalMinify]);
})
}
else {
compilation.assets[filename] = new ConcatSource(rtlSource)
rtlFiles.push(filename)
}
return Promise.all([rtlMinify, originalMinify]);
})
}
})
else {
compilation.assets[filename] = new ConcatSource(rtlSource)
}
}

cssnanoPromise.then(() => {
chunk.files.push.apply(chunk.files, rtlFiles)
cb()
})
}, callback)
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