63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
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import logging
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import os
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from collections import namedtuple
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from pathlib import Path
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from groove.exceptions import ThemeConfigurationError, ConfigurationError
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import groove.path
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Theme = namedtuple('Theme', 'path,author,author_link,version,about')
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def load_theme(name=None):
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name = os.environ.get('DEFAULT_THEME', name)
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if not name:
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raise ConfigurationError(
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"It seems like DEFAULT_THEME is not set in your current environment.\n"
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"Running 'groove setup' may help you fix this problem."
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)
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theme_path = groove.path.theme(name)
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theme_info = _get_theme_info(theme_path)
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return Theme(
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path=theme_path,
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**theme_info
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)
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def _get_theme_info(theme_path):
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readme = theme_path / Path('README.md')
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if not readme.exists:
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raise ThemeConfigurationError(
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"The theme is missing a required file: README.md.\n"
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"Refer to the Groove On Demand documentation for help creating themes."
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)
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config = {'about': ''}
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with readme.open() as fh:
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in_credits = False
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in_block = False
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for line in fh.readlines():
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line = line.strip()
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if line == '## Credits':
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in_credits = True
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continue
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config['about'] += line
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if not in_credits:
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continue
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if line == '```':
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if not in_block:
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in_block = True
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continue
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break
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try:
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(key, value) = line.split(':', 1)
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key = key.strip()
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value = value.strip()
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except ValueError:
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logging.warn(f"Could not parse credits line: {line}")
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continue
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logging.debug(f"Setting theme '{key}' to '{value}'.")
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config[key] = value
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return config
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