frederik
120 lines
3.9 KiB
Python
120 lines
3.9 KiB
Python
from configparser import ConfigParser
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import datetime
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import glob
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import os
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import stat
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import re
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import subprocess
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from itertools import chain
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from tzlocal import get_localzone
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_settings = None
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DB_PATH = os.path.expanduser('~/BirdNET-Pi/scripts/birds.db')
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THISRUN = os.path.expanduser('~/BirdNET-Pi/scripts/thisrun.txt')
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ANALYZING_NOW = os.path.expanduser('~/BirdNET-Pi/analyzing_now.txt')
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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()
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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 write_settings(file_name=THISRUN):
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settings = _load_settings()
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with open(file_name, 'w') as configfile:
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for key in settings.keys():
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configfile.write(f'{key}={settings.get(key, raw=True)}\n')
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os.chmod(file_name, stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP)
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class Detection:
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def __init__(self, start_time, stop_time, species, confidence):
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self.start = float(start_time)
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self.stop = float(stop_time)
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self.confidence = float(confidence)
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self.confidence_pct = round(self.confidence * 100)
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self.species = species
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self.scientific_name = species.split('_')[0]
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self.common_name = species.split('_')[1]
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self.common_name_safe = self.common_name.replace("'", "").replace(" ", "_")
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self.file_name_extr = None
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class ParseFileName:
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def __init__(self, file_name):
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self.file_name = file_name
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name = os.path.splitext(os.path.basename(file_name))[0]
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date_created = re.search('^[0-9]+-[0-9]+-[0-9]+', name).group()
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time_created = re.search('[0-9]+:[0-9]+:[0-9]+$', name).group()
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self.file_date = datetime.datetime.strptime(f'{date_created}T{time_created}', "%Y-%m-%dT%H:%M:%S")
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self.root = name
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ident_match = re.search("RTSP_[0-9]+-", file_name)
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self.RTSP_id = ident_match.group() if ident_match is not None else ""
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@property
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def date(self):
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current_date = self.file_date.strftime("%Y-%m-%d")
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return current_date
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@property
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def time(self):
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current_time = self.file_date.strftime("%H:%M:%S")
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return current_time
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@property
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def iso8601(self):
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current_iso8601 = self.file_date.astimezone(get_localzone()).isoformat()
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return current_iso8601
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@property
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def week(self):
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week = self.file_date.isocalendar()[1]
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return week
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def get_open_files_in_dir(dir_name):
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result = subprocess.run(['lsof', '-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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