Frontend: Add materialdesignicons

script/update_mdi.py

@@ -0,0 +1,92 @@
+#!/usr/bin/env python3
+"""
+Downloads the latest Polymer v1 iconset version for materialdesignicons.com
+"""
+
+import os
+import re
+import requests
+import sys
+
+GETTING_STARTED_URL = ('https://raw.githubusercontent.com/Templarian/'
+                       'MaterialDesign/master/site/getting-started.savvy')
+DOWNLOAD_LINK = re.compile(r'(/api/download/polymer/v1/([A-Z0-9-]{36}))')
+START_ICONSET = '<iron-iconset-svg'
+
+CUR_VERSION = re.compile(r'VERSION = "([A-Za-z0-9]{32})"')
+
+OUTPUT_BASE = os.path.join('homeassistant', 'components', 'frontend')
+VERSION_OUTPUT = os.path.join(OUTPUT_BASE, 'mdi_version.py')
+ICONSET_OUTPUT = os.path.join(OUTPUT_BASE, 'www_static', 'mdi.html')
+
+
+def get_local_version():
+    """ Parse local version. """
+    try:
+        with open(VERSION_OUTPUT) as inp:
+            for line in inp:
+                match = CUR_VERSION.search(line)
+                if match:
+                    return match.group(1)
+    except FileNotFoundError:
+        return False
+    return False
+
+
+def get_remote_version():
+    """ Get current version and download link. """
+    gs_page = requests.get(GETTING_STARTED_URL).text
+
+    mdi_download = re.search(DOWNLOAD_LINK, gs_page)
+
+    if not mdi_download:
+        print("Unable to find download link")
+        sys.exit()
+
+    url = 'https://materialdesignicons.com' + mdi_download.group(1)
+    version = mdi_download.group(2).replace('-', '')
+
+    return version, url
+
+
+def clean_component(source):
+    """ Clean component. """
+    return source[source.index(START_ICONSET):]
+
+
+def write_component(version, source):
+    """ Write component. """
+    with open(ICONSET_OUTPUT, 'w') as outp:
+        print('Writing icons to', ICONSET_OUTPUT)
+        outp.write(source)
+
+    with open(VERSION_OUTPUT, 'w') as outp:
+        print('Generating version file', VERSION_OUTPUT)
+        outp.write(
+            '""" DO NOT MODIFY. Auto-generated by update_mdi script """\n')
+        outp.write('VERSION = "{}"\n'.format(version))
+
+
+def main():
+    # All scripts should have their current work dir set to project root
+    if os.path.basename(os.getcwd()) == 'script':
+        os.chdir('..')
+
+    print("materialdesignicons.com icon updater")
+
+    local_version = get_local_version()
+    remote_version, remote_url = get_remote_version()
+
+    print('Local version:', local_version)
+    print('Remote version:', remote_version)
+
+    if local_version == remote_version:
+        print('Already on the latest version.')
+        sys.exit()
+
+    write_component(remote_version,
+                    clean_component(requests.get(remote_url).text))
+    print('Updated to latest version')
+
+if __name__ == '__main__':
+    main()