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#!/usr/bin/env python3
import os
import sys
import mimetypes
import youtube_dl
class Downloader:
instance = None
def get_instance(file_format, location, base_url):
if not Downloader.instance:
Downloader.instance = Downloader(file_format, location, base_url)
return Downloader.instance
def __init__(self, file_format, location, base_url):
self.file_format = file_format
self.location = location
self.base_url = base_url
self.downloaded = []
if file_format == "vorbis":
self.extension = "ogg"
elif file_format == "opus":
self.extension = "opus"
if sys.platform == "linux" and not hasattr(sys, "real_prefix"):
self.tmp_dir = "/tmp/youtube-podcaster"
else:
self.tmp_dir= "%s/tmp/youtube-podcaster" % (sys.prefix)
os.makedirs(self.tmp_dir, 0o755, True)
def download(self, video, video_id, feed_id):
# Real output
filename = "%s.%s" % (video_id, self.extension)
output_dir = "%s/%s" % (self.location, feed_id)
output = "%s/%s" % (output_dir, filename)
# Tmp output
tmp_filename = "%s.webm" % (video_id)
tmp_output = "%s/%s" % (self.tmp_dir, tmp_filename)
options = {"format": "bestaudio/best",
"outtmpl": tmp_output,
"postprocessors": [{
"key": "FFmpegExtractAudio",
"preferredcodec": self.file_format
}]}
video_url = "https://www.youtube.com/watch?v=%s" % (video["snippet"]["resourceId"]["videoId"])
youtube_dl.YoutubeDL(options).download([video_url])
tmp_output = "%s/%s" % (self.tmp_dir, filename)
url = "%s/%s/%s.%s" % (self.base_url, feed_id, video_id, self.extension)
size = str(os.path.getsize(tmp_output))
mime = mimetypes.guess_type(tmp_output)[0]
os.makedirs(output_dir, 0o755, True)
os.rename(tmp_output, output)
self.downloaded.append(output)
return (url, size, mime)
# vim: set ts=8 sw=4 tw=0 et :
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