86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
"""
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homeassistant.components.frontend
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Provides a frontend for Home Assistant.
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"""
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import re
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import os
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import logging
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from . import version
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import homeassistant.util as util
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from homeassistant.const import URL_ROOT, HTTP_OK
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DOMAIN = 'frontend'
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DEPENDENCIES = ['api']
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INDEX_PATH = os.path.join(os.path.dirname(__file__), 'index.html.template')
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_LOGGER = logging.getLogger(__name__)
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FRONTEND_URLS = [
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URL_ROOT, '/logbook', '/history', '/devService', '/devState', '/devEvent']
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STATES_URL = re.compile(r'/states(/([a-zA-Z\._\-0-9/]+)|)')
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def setup(hass, config):
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""" Setup serving the frontend. """
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if 'http' not in hass.config.components:
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_LOGGER.error('Dependency http is not loaded')
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return False
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for url in FRONTEND_URLS:
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hass.http.register_path('GET', url, _handle_get_root, False)
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hass.http.register_path('GET', STATES_URL, _handle_get_root, False)
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# Static files
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hass.http.register_path(
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'GET', re.compile(r'/static/(?P<file>[a-zA-Z\._\-0-9/]+)'),
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_handle_get_static, False)
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hass.http.register_path(
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'HEAD', re.compile(r'/static/(?P<file>[a-zA-Z\._\-0-9/]+)'),
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_handle_get_static, False)
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return True
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def _handle_get_root(handler, path_match, data):
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""" Renders the debug interface. """
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handler.send_response(HTTP_OK)
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handler.send_header('Content-type', 'text/html; charset=utf-8')
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handler.end_headers()
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if handler.server.development:
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app_url = "home-assistant-polymer/src/home-assistant.html"
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else:
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app_url = "frontend-{}.html".format(version.VERSION)
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# auto login if no password was set, else check api_password param
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auth = ('no_password_set' if handler.server.no_password_set
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else data.get('api_password', ''))
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with open(INDEX_PATH) as template_file:
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template_html = template_file.read()
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template_html = template_html.replace('{{ app_url }}', app_url)
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template_html = template_html.replace('{{ auth }}', auth)
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handler.wfile.write(template_html.encode("UTF-8"))
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def _handle_get_static(handler, path_match, data):
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""" Returns a static file for the frontend. """
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req_file = util.sanitize_path(path_match.group('file'))
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# Strip md5 hash out of frontend filename
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if re.match(r'^frontend-[A-Za-z0-9]{32}\.html$', req_file):
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req_file = "frontend.html"
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path = os.path.join(os.path.dirname(__file__), 'www_static', req_file)
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handler.write_file(path)
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