122 lines
4.7 KiB
Python
122 lines
4.7 KiB
Python
import argparse
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import os
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import signal
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import time
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from json.decoder import JSONDecodeError
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from pathlib import Path
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from .arguments import Arguments
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from .progressbar import ProgressBar
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from .. exceptions import InvalidVideoIdException, NoContents, PatternUnmatchError
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from .. processors.html_archiver import HTMLArchiver
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from .. tool.extract.extractor import Extractor
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from .. tool.videoinfo import VideoInfo
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from .. util.extract_video_id import extract_video_id
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from .. import util
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from .. import __version__
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'''
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Most of CLI modules refer to
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Petter Kraabøl's Twitch-Chat-Downloader
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https://github.com/PetterKraabol/Twitch-Chat-Downloader
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(MIT License)
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'''
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def main():
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# Arguments
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parser = argparse.ArgumentParser(description=f'pytchat v{__version__}')
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parser.add_argument('-v', f'--{Arguments.Name.VIDEO_IDS}', type=str,
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help='Video ID (or URL that includes Video ID). You can specify multiple video IDs by '
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'separating them with commas without spaces.\n'
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'If ID starts with a hyphen (-), enclose the ID in square brackets.')
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parser.add_argument('-o', f'--{Arguments.Name.OUTPUT}', type=str,
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help='Output directory (end with "/"). default="./"', default='./')
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parser.add_argument(f'--{Arguments.Name.SAVE_ERROR_DATA}', action='store_true',
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help='Save error data when error occurs(".dat" file)')
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parser.add_argument(f'--{Arguments.Name.VERSION}', action='store_true',
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help='Show version')
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Arguments(parser.parse_args().__dict__)
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if Arguments().print_version:
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print(f'pytchat v{__version__} © 2019 taizan-hokuto')
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return
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# Extractor
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if not Arguments().video_ids:
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parser.print_help()
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return
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for counter, video_id in enumerate(Arguments().video_ids):
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if '[' in video_id:
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video_id = video_id.replace('[', '').replace(']', '')
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try:
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video_id = extract_video_id(video_id)
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if os.path.exists(Arguments().output):
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path = Path(Arguments().output + video_id + '.html')
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else:
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raise FileNotFoundError
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err = None
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for _ in range(3): # retry 3 times
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try:
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info = VideoInfo(video_id)
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break
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except (PatternUnmatchError, JSONDecodeError, InvalidVideoIdException) as e:
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err = e
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time.sleep(2)
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continue
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else:
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print("Cannot parse video information.:{}".format(video_id))
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if Arguments().save_error_data:
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util.save(err.doc, "ERR", ".dat")
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continue
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if len(Arguments().video_ids) > 1:
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print(f"\n{'-' * 10} video:{counter + 1} of {len(Arguments().video_ids)} {'-' * 10}")
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print(f"\n"
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f" video_id: {video_id}\n"
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f" channel: {info.get_channel_name()}\n"
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f" title: {info.get_title()}")
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print(f" output path: {path.resolve()}")
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duration = info.get_duration()
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pbar = ProgressBar(total=(duration * 1000), status="Extracting")
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ex = Extractor(video_id,
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callback=pbar._disp,
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div=10)
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signal.signal(signal.SIGINT, (lambda a, b: cancel(ex, pbar)))
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data = ex.extract()
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if data == []:
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return False
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pbar.reset("#", "=", total=len(data), status="Rendering ")
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processor = HTMLArchiver(Arguments().output + video_id + '.html', callback=pbar._disp)
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processor.process(
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[{'video_id': None,
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'timeout': 1,
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'chatdata': (action["replayChatItemAction"]["actions"][0] for action in data)}]
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)
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processor.finalize()
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pbar.reset('#', '#', status='Completed ')
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pbar.close()
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print()
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if pbar.is_cancelled():
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print("\nThe extraction process has been discontinued.\n")
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except InvalidVideoIdException:
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print("Invalid Video ID or URL:", video_id)
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except NoContents as e:
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print(e)
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except FileNotFoundError:
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print("The specified directory does not exist.:{}".format(Arguments().output))
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except JSONDecodeError as e:
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print(e.msg)
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print("JSONDecodeError.:{}".format(video_id))
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if Arguments().save_error_data:
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util.save(e.doc, "ERR_JSON_DECODE", ".dat")
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return
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def cancel(ex, pbar):
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ex.cancel()
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pbar.cancel()
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