53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
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# License: GNU AGPL v3: http://www.gnu.org/licenses/
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# This file is part of `delarte` (https://git.afpy.org/fcode/delarte.git)
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"""Provide download utilities."""
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import os
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from . import subtitles
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_CHUNK = 64 * 1024
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def download_mp4_media(url, file_name, http_session, on_progress):
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"""Download a MP4 (video or audio) to given file."""
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on_progress(file_name, 0, 0)
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if os.path.isfile(file_name):
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on_progress(file_name, 1, 1)
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return
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temp_file = f"{file_name}.tmp"
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with open(temp_file, "w+b") as f:
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r = http_session.get(url, timeout=5, stream=True)
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r.raise_for_status()
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total = int(r.headers["content-length"])
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for content in r.iter_content(_CHUNK):
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f.write(content)
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on_progress(file_name, f.tell(), total)
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os.rename(temp_file, file_name)
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def download_vtt_media(url, file_name, http_session, on_progress):
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"""Download a VTT and SRT-convert it to to given file."""
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on_progress(file_name, 0, 0)
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if os.path.isfile(file_name):
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on_progress(file_name, 1, 1)
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return
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temp_file = f"{file_name}.tmp"
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with open(temp_file, "w", encoding="utf-8") as f:
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r = http_session.get(url, timeout=5)
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r.raise_for_status()
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r.encoding = "utf-8"
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subtitles.convert(r.text, f)
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on_progress(file_name, f.tell(), f.tell())
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os.rename(temp_file, file_name)
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