Command to vendor csslint

setup/commands.py

@@ -21,7 +21,7 @@ __all__ = [
     'upload_user_manual', 'upload_demo', 'reupload',
     'stage1', 'stage2', 'stage3', 'stage4', 'stage5', 'publish', 'publish_betas',
     'linux', 'linux32', 'linux64', 'win', 'win32', 'win64', 'osx', 'build_dep',
-    'export_packages', 'hyphenation'
+    'export_packages', 'hyphenation', 'csslint'
 ]
 
 from setup.installers import Linux, Win, OSX, Linux32, Linux64, Win32, Win64, ExtDev, BuildDep, ExportPackages
@@ -39,6 +39,9 @@ get_translations = GetTranslations()
 iso639 = ISO639()
 iso3166 = ISO3166()
 
+from setup.csslint import CSSLint
+csslint = CSSLint()
+
 from setup.build import Build
 build = Build()
 

setup/csslint.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python2
+# vim:fileencoding=utf-8
+# License: GPL v3 Copyright: 2020, Kovid Goyal <kovid at kovidgoyal.net>
+
+from __future__ import absolute_import, division, print_function, unicode_literals
+
+import os
+import shutil
+import subprocess
+
+from setup import Command
+
+
+class CSSLint(Command):
+    # We cant use the released copy since it has not had a release in years and
+    # there are several critical bug fixes we need
+
+    description = 'Update the bundled copy of csslint'
+    NAME = 'csslint.js'
+    DOWNLOAD_URL = 'https://github.com/CSSLint/csslint.git'
+
+    @property
+    def vendored_file(self):
+        return os.path.join(self.RESOURCES, self.NAME)
+
+    def run(self, opts):
+        self.clean()
+
+        with self.temp_dir() as dl_src:
+            subprocess.check_call(['git', 'clone', '--depth=1', self.DOWNLOAD_URL], cwd=dl_src)
+            src = self.j(dl_src, 'csslint')
+            subprocess.check_call(['npm', 'install'], cwd=src)
+            shutil.copyfile(self.j(src, 'dist', self.NAME), self.vendored_file)
+
+    def clean(self):
+        if os.path.exists(self.vendored_file):
+            os.remove(self.vendored_file)