104 lines
3.6 KiB
Python
104 lines
3.6 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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import logging
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import os
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from django.utils.translation import pgettext_lazy
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def get_theme_static_dirs(available_themes, collection_dir, root):
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static_dirs = []
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# Collect and expose the themes that have been configured
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for theme in available_themes:
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theme_name, theme_label, theme_path = theme
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theme_url = os.path.join(collection_dir, theme_name)
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theme_path = os.path.join(root, theme_path)
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if os.path.exists(os.path.join(theme_path, 'static')):
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# Only expose the subdirectory 'static' if it exists from a custom
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# theme, allowing other logic to live with a theme that we might
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# not want to expose statically
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theme_path = os.path.join(theme_path, 'static')
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static_dirs.append(
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(theme_url, theme_path),
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)
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return static_dirs
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def get_available_themes(available_themes, custom_path, default_path,
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default_theme):
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new_theme_list = []
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# We can only support one path at a time, because of static file
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# collection.
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custom_ndx = -1
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default_ndx = -1
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default_theme_ndx = -1
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for ndx, each_theme in enumerate(available_themes):
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# Maintain Backward Compatibility for CUSTOM_THEME_PATH
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if custom_path:
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if each_theme[2] == custom_path:
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custom_ndx = ndx
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# Maintain Backward Compatibility for DEFAULT_THEME_PATH
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if default_path:
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if each_theme[0] == 'default':
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default_ndx = ndx
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each_theme = (
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'default',
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pgettext_lazy('Default style theme', 'Default'),
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default_path
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)
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# Make sure that DEFAULT_THEME is configured for use
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if each_theme[0] == default_theme:
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default_theme_ndx = ndx
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new_theme_list.append(each_theme)
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if custom_ndx != -1:
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# If CUSTOM_THEME_PATH is set, then we should set that as the default
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# theme to make sure that upgrading Horizon doesn't jostle anyone
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default_theme = available_themes[custom_ndx][0]
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logging.warning("Your AVAILABLE_THEMES already contains your "
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"CUSTOM_THEME_PATH, therefore using configuration in "
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"AVAILABLE_THEMES for %s." % custom_path)
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elif custom_path is not None:
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new_theme_list.append(
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('custom',
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pgettext_lazy('Custom style theme', 'Custom'),
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custom_path)
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)
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default_theme = 'custom'
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# If 'default' isn't present at all, add it with the default_path
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if default_ndx == -1 and default_path is not None:
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new_theme_list.append(
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('default',
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pgettext_lazy('Default style theme', 'Default'),
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default_path)
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)
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# If default is not configured, we have to set one,
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# just grab the first theme
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if default_theme_ndx == -1 and custom_ndx == -1:
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default_theme = available_themes[0][0]
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return new_theme_list, default_theme
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