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Moved most code into __init__

This commit is contained in:
Jon Michael Aanes 2024-10-26 01:12:30 +02:00
parent 21c61f7d02
commit 0a870dfa11
Signed by: Jmaa
SSH Key Fingerprint: SHA256:Ab0GfHGCblESJx7JRE4fj4bFy/KRpeLhi41y4pF3sNA
2 changed files with 119 additions and 81 deletions

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@ -0,0 +1,108 @@
import dataclasses
import re
import datetime
from pathlib import Path
import bs4
import logging
logger = logging.getLogger(__name__)
@dataclasses.dataclass(frozen=True, order=True)
class Message:
sent_at: datetime.datetime
sender: str
text: str
def __post_init__(self):
assert self.sent_at is not None
assert self.sender is not None
assert self.text is not None
def datetime_sent(chat_start: datetime.datetime, message_sent: datetime.time) -> datetime.datetime:
naive = datetime.datetime.combine(chat_start.date(), message_sent, chat_start.tzinfo)
if chat_start.time() > message_sent:
naive = naive - datetime.timedelta(days=1)
return naive
def parse_messages_in_chat_file(path: Path) -> list[Message]:
logger.info('Parsing %s', path)
chat_start = datetime.datetime.fromisoformat(path.stem.removesuffix('CEST'))
with open(path) as f:
soup = bs4.BeautifulSoup(f)
messages = []
cur_sent_at: datetime.datetime | None = None
cur_sender: str = 'NOT DEFINED'
cur_text: str = ''
for c in soup.body.children:
if c.name == 'font':
# Get timestamp
m = re.match(r'\((\d+):(\d+):(\d+)\)', c.font.get_text())
time_sent = datetime.time(int(m.group(1)), int(m.group(2)), int(m.group(3)))
cur_sent_at = datetime_sent(chat_start, time_sent)
# Get sender
cur_sender = c.b.get_text().strip().removesuffix(':')
elif c.name is None:
cur_text = c.get_text()
elif c.name == 'a':
cur_text = cur_text + '<' + c['href'] + '>'
elif c.name == 'br':
messages.append(Message(cur_sent_at, cur_sender, cur_text.strip()))
cur_sent_at = None
cur_sender = 'NOT DEFINED'
cur_text = ''
elif c.name == 'h3':
pass # Ignore log header
else:
assert False, c
return messages
def parse_messages_in_chat_folder(chat_folder_path: Path) -> list[Message]:
messages = []
for file_path in chat_folder_path.iterdir():
messages.extend(parse_messages_in_chat_file(file_path))
messages.sort()
return messages
def format_messages(messages: list[Message]) -> str:
out = [
'# Chat 2018'
'\n\n'
]
for msg in messages:
out.append(f'[[{msg.sent_at.date()}]] {msg.sent_at.time()} [[{msg.sender}]]:\n> {msg.text}\n')
del msg
return ''.join(out)
MSG_ADJACENTCY_DIST = datetime.timedelta(minutes=2)
def is_adjacent_messages(first, second):
return first.sender == second.sender and second.sent_at - first.sent_at <= MSG_ADJACENTCY_DIST
def merge_adjacent_messages(messages: list[Message]) -> list[Message]:
out = []
for msg in messages:
if out and is_adjacent_messages(out[-1], msg):
out[-1] = dataclasses.replace(out[-1], text=out[-1].text + '\n\n' + msg.text)
else:
out.append(msg)
return out

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import argparse
import dataclasses
import re
import datetime
from pathlib import Path from pathlib import Path
import bs4
@dataclasses.dataclass(frozen=True, order=True)
class Message:
sent_at: datetime.datetime
sender: str
text: str
def __post_init__(self):
assert self.sent_at is not None
assert self.sender is not None
assert self.text is not None
def datetime_sent(chat_start: datetime.datetime, message_sent: datetime.time) -> datetime.datetime:
naive = datetime.datetime.combine(chat_start.date(), message_sent, chat_start.tzinfo)
if chat_start.time() > message_sent:
naive = naive - datetime.timedelta(days=1)
return naive
def parse_messages_in_chat_file(path: Path) -> list[Message]:
chat_start = datetime.datetime.fromisoformat(path.stem.removesuffix('CEST'))
with open(path) as f:
soup = bs4.BeautifulSoup(f)
messages = []
cur_sent_at: datetime.datetime | None = None
cur_sender: str | None = None
cur_text: str | None = None
for c in soup.body.children:
if c.name == 'font':
# Get timestamp
m = re.match(r'\((\d+):(\d+):(\d+)\)', c.font.get_text())
time_sent = datetime.time(int(m.group(1)), int(m.group(2)), int(m.group(3)))
cur_sent_at = datetime_sent(chat_start, time_sent)
# Get sender
cur_sender = c.b.get_text().strip().removesuffix(':')
elif c.name is None:
cur_text = c.get_text()
elif c.name == 'a':
cur_text = '<' + c['href'] + '>'
elif c.name == 'br':
messages.append(Message(cur_sent_at, cur_sender, cur_text))
cur_sent_at = None
cur_sender = None
cur_text = None
elif c.name == 'h3':
pass # Ignore log header
else:
assert False, c
return messages
def parse_messages_in_chat_folder(chat_folder_path: Path) -> list[Message]:
messages = []
for file_path in chat_folder_path.iterdir():
messages.extend(parse_messages_in_chat_file(file_path))
messages.sort()
return messages
from . import (parse_messages_in_chat_folder, merge_adjacent_messages,
format_messages)
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument('path', type=Path)
return parser.parse_args()
def main(): def main():
path = Path() args = parse_args()
for message in parse_messages_in_chat_folder(path): messages = parse_messages_in_chat_folder(args.path)
print(f'({message.sent_at}) {message.sender} : {message.text}') messages = merge_adjacent_messages(messages)
print(format_messages(messages))
if __name__ == '__main__': if __name__ == '__main__':
main() main()