frederik
117 lines
4.1 KiB
Python
117 lines
4.1 KiB
Python
import glob
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import json
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import os
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import re
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import subprocess
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from collections import OrderedDict
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from configparser import ConfigParser
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from itertools import chain
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_settings = None
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BASE_PATH = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..'))
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DB_PATH = os.path.join(BASE_PATH, 'scripts/birds.db')
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MODEL_PATH = os.path.join(BASE_PATH, 'model')
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FONT_DIR = os.path.join(BASE_PATH, 'homepage/static')
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ANALYZING_NOW = os.path.expanduser('~/BirdSongs/StreamData/analyzing_now.txt')
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def get_font():
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conf = get_settings()
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if conf['DATABASE_LANG'] == 'ar':
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ret = {'font.family': 'Noto Sans Arabic', 'path': os.path.join(FONT_DIR, 'NotoSansArabic-Regular.ttf')}
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elif conf['DATABASE_LANG'] in ['ja', 'zh_CN', 'zh_TW']:
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ret = {'font.family': 'Noto Sans JP', 'path': os.path.join(FONT_DIR, 'NotoSansJP-Regular.ttf')}
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elif conf['DATABASE_LANG'] == 'ko':
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ret = {'font.family': 'Noto Sans KR', 'path': os.path.join(FONT_DIR, 'NotoSansKR-Regular.ttf')}
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elif conf['DATABASE_LANG'] == 'th':
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ret = {'font.family': 'Noto Sans Thai', 'path': os.path.join(FONT_DIR, 'NotoSansThai-Regular.ttf')}
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else:
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ret = {'font.family': 'Roboto Flex', 'path': os.path.join(FONT_DIR, 'RobotoFlex-Regular.ttf')}
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return ret
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class PHPConfigParser(ConfigParser):
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def get(self, section, option, *, raw=False, vars=None, fallback=None):
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value = super().get(section, option, raw=raw, vars=vars, fallback=fallback)
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if raw:
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return value
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else:
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return value.strip('"')
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def _load_settings(settings_path='/etc/birdnet/birdnet.conf', force_reload=False):
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global _settings
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if _settings is None or force_reload:
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with open(settings_path) as f:
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parser = PHPConfigParser(interpolation=None)
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# preserve case
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parser.optionxform = lambda option: option
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lines = chain(("[top]",), f)
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parser.read_file(lines)
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_settings = parser['top']
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return _settings
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def get_settings(settings_path='/etc/birdnet/birdnet.conf', force_reload=False):
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settings = _load_settings(settings_path, force_reload)
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return settings
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def get_open_files_in_dir(dir_name):
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result = subprocess.run(['lsof', '-w', '-Fn', '+D', f'{dir_name}'], check=False, capture_output=True)
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ret = result.stdout.decode('utf-8')
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err = result.stderr.decode('utf-8')
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if err:
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raise RuntimeError(f'{ret}:\n {err}')
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names = [line.lstrip('n') for line in ret.splitlines() if line.startswith('n')]
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return names
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def get_wav_files():
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conf = get_settings()
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files = (glob.glob(os.path.join(conf['RECS_DIR'], '*/*/*.wav')) +
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glob.glob(os.path.join(conf['RECS_DIR'], 'StreamData/*.wav')))
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files.sort()
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files = [os.path.join(conf['RECS_DIR'], file) for file in files]
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rec_dir = os.path.join(conf['RECS_DIR'], 'StreamData')
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open_recs = get_open_files_in_dir(rec_dir)
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files = [file for file in files if file not in open_recs]
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return files
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def get_language(language=None):
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if language is None:
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language = get_settings()['DATABASE_LANG']
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file_name = os.path.join(MODEL_PATH, f'l18n/labels_{language}.json')
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with open(file_name) as f:
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ret = json.loads(f.read())
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return ret
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def save_language(labels, language):
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file_name = os.path.join(MODEL_PATH, f'l18n/labels_{language}.json')
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with open(file_name, 'w') as f:
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f.write(json.dumps(OrderedDict(sorted(labels.items())), indent=2, ensure_ascii=False))
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def get_model_labels(model=None):
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if model is None:
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model = get_settings()['MODEL']
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file_name = os.path.join(MODEL_PATH, f'{model}_Labels.txt')
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with open(file_name) as f:
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labels = [line.strip() for line in f.readlines()]
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if labels and labels[0].count('_') == 1:
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labels = [re.sub(r'_.+$', '', label) for label in labels]
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return labels
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def set_label_file():
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lang = get_language()
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labels = [f'{label}_{lang[label]}\n' for label in get_model_labels()]
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file_name = os.path.join(MODEL_PATH, 'labels.txt')
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if os.path.islink(file_name):
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os.remove(file_name)
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with open(file_name, 'w') as f:
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f.writelines(labels)
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