93 lines
2.5 KiB
Python
93 lines
2.5 KiB
Python
# Copyright 2016 Hewlett Packard Enterprise Software, LLC
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import absolute_import
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import os
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from six.moves.urllib.request import pathname2url
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from django.conf import settings
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from django.contrib.staticfiles.storage import staticfiles_storage
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from django import template
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from horizon import themes as hz_themes
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register = template.Library()
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def get_theme(request):
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this_theme = hz_themes.get_default_theme()
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try:
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theme = request.COOKIES[hz_themes.get_theme_cookie_name()]
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for each_theme in hz_themes.get_themes():
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if theme == each_theme[0]:
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this_theme = each_theme[0]
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except KeyError:
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pass
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return this_theme
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def find_asset(theme, asset):
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theme_path = ''
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for name, label, path in hz_themes.get_themes():
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if theme == name:
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theme_path = path
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theme_path = os.path.join(settings.ROOT_PATH, theme_path)
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# If there is a 'static' subdir of the theme, then use
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# that as the theme's asset root path
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static_path = os.path.join(theme_path, 'static')
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if os.path.exists(static_path):
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theme_path = static_path
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# The full path to the asset requested
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asset_path = os.path.join(theme_path, asset)
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if os.path.exists(asset_path):
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return_path = os.path.join(hz_themes.get_theme_dir(), theme, asset)
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else:
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return_path = os.path.join('dashboard', asset)
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return staticfiles_storage.url(pathname2url(return_path))
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@register.assignment_tag()
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def themes():
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return hz_themes.get_themes()
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@register.assignment_tag()
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def theme_cookie():
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return hz_themes.get_theme_cookie_name()
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@register.assignment_tag()
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def theme_dir():
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return hz_themes.get_theme_dir()
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@register.assignment_tag(takes_context=True)
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def current_theme(context):
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return get_theme(context.request)
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@register.simple_tag(takes_context=True)
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def themable_asset(context, asset):
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return find_asset(get_theme(context.request), asset)
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