PostCSS URL rebase plugin

PostCSS plugin for rebasing URLs to a given root URL.

.foo {
  /* Input example */
  background: url("images/test.jpg");
  mask: url("/images/layout/shape.svg");
}

.foo {
  /* Output example */
  background: url("https://example.com/images/test.jpg");
  mask: url("/images/layout/shape.svg");
}

Usage

Step 1: Install plugin:

npm install --save-dev postcss postcss-urlrebase

Step 2: Check you project for existed PostCSS config: postcss.config.js in the project root, "postcss" section in package.json or postcss in bundle config.

If you do not use PostCSS, add it according to official docs and set this plugin in settings.

Step 3: Add the plugin to plugins list:

module.exports = {
  plugins: [
+   require('postcss-urlrebase')({ rootUrl: "https://example.com/wp/wp-themes/example/" },
    require('autoprefixer')
  ]
}

Plugin options

rootUrl (required)

The root URL to which the existing URLs should be based to.

skipHostRelativeUrls (optional (default: true))

Should already host-relative URLs (as /images/test.jpg (URL starts with /)) be skipped?