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Add local playlist export option

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Temporary workaround for #61

Signed-off-by: Jesús <heckyel@hyperbola.info>
This commit is contained in:
James Taylor 2021-04-14 19:28:30 -07:00 committed by Jesús
parent ccb3392e1d
commit 0ee1aabc74
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GPG Key ID: F6EE7BC59A315766
2 changed files with 70 additions and 12 deletions
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68
youtube/local_playlist.py
View File

@ -39,32 +39,54 @@ def add_to_playlist(name, video_info_list):
gevent.spawn(util.download_thumbnails, os.path.join(thumbnails_directory, name), missing_thumbnails)
def get_local_playlist_videos(name, offset=0, amount=50):
def add_extra_info_to_videos(videos, playlist_name):
'''Adds extra information necessary for rendering the video item HTML
Downloads missing thumbnails'''
try:
thumbnails = set(os.listdir(os.path.join(thumbnails_directory, name)))
thumbnails = set(os.listdir(os.path.join(thumbnails_directory,
playlist_name)))
except FileNotFoundError:
thumbnails = set()
missing_thumbnails = []
for video in videos:
video['type'] = 'video'
util.add_extra_html_info(video)
if video['id'] + '.jpg' in thumbnails:
video['thumbnail'] = (
'/https://youtube.com/data/playlist_thumbnails/'
+ playlist_name
+ '/' + video['id'] + '.jpg')
else:
video['thumbnail'] = util.get_thumbnail_url(video['id'])
missing_thumbnails.append(video['id'])
gevent.spawn(util.download_thumbnails,
os.path.join(thumbnails_directory, playlist_name),
missing_thumbnails)
def read_playlist(name):
'''Returns a list of videos for the given playlist name'''
playlist_path = os.path.join(playlists_directory, name + '.txt')
with open(playlist_path, 'r', encoding='utf-8') as f:
data = f.read()
videos = []
with open(os.path.join(playlists_directory, name + ".txt"), 'r', encoding='utf-8') as file:
data = file.read()
videos_json = data.splitlines()
for video_json in videos_json:
try:
info = json.loads(video_json)
if info['id'] + ".jpg" in thumbnails:
info['thumbnail'] = "/https://youtube.com/data/playlist_thumbnails/" + name + "/" + info['id'] + ".jpg"
else:
info['thumbnail'] = util.get_thumbnail_url(info['id'])
missing_thumbnails.append(info['id'])
info['type'] = 'video'
util.add_extra_html_info(info)
videos.append(info)
except json.decoder.JSONDecodeError:
if not video_json.strip() == '':
print('Corrupt playlist video entry: ' + video_json)
gevent.spawn(util.download_thumbnails, os.path.join(thumbnails_directory, name), missing_thumbnails)
return videos
def get_local_playlist_videos(name, offset=0, amount=50):
videos = read_playlist(name)
add_extra_info_to_videos(videos, name)
return videos[offset:offset+amount], len(videos)
@ -131,6 +153,28 @@ def path_edit_playlist(playlist_name):
number_of_videos_remaining = remove_from_playlist(playlist_name, videos_to_remove)
redirect_page_number = min(int(request.values.get('page', 1)), math.ceil(number_of_videos_remaining/50))
return flask.redirect(util.URL_ORIGIN + request.path + '?page=' + str(redirect_page_number))
elif request.values['action'] == 'export':
videos = read_playlist(playlist_name)
fmt = request.values['export_format']
if fmt in ('ids', 'urls'):
prefix = ''
if fmt == 'urls':
prefix = 'https://www.youtube.com/watch?v='
id_list = '\n'.join(prefix + v['id'] for v in videos)
id_list += '\n'
resp = flask.Response(id_list, mimetype='text/plain')
cd = 'attachment; filename="%s.txt"' % playlist_name
resp.headers['Content-Disposition'] = cd
return resp
elif fmt == 'json':
json_data = json.dumps({'videos': videos}, indent=2,
sort_keys=True)
resp = flask.Response(json_data, mimetype='text/json')
cd = 'attachment; filename="%s.json"' % playlist_name
resp.headers['Content-Disposition'] = cd
return resp
else:
flask.abort(400)
else:
flask.abort(400)

14
youtube/templates/local_playlist.html
View File

@ -9,6 +9,20 @@
{% block main %}
<div class="playlist-metadata">
<h2 class="play-title">{{ playlist_name }}</h2>
<div id="export-options">
<form id="playlist-export" method="post">
<select id="export-type" name="export_format">
<option value="json">JSON</option>
<option value="ids">Video id list (txt)</option>
<option value="urls">Video url list (txt)</option>
</select>
<button type="submit" id="playlist-export-button" name="action" value="export">Export</button>
</form>
</div>
</div>
<div class="playlist-metadata" id="video-remove-container">
<input type="hidden" name="playlist_page" value="{{ playlist_name }}" form="playlist-edit">
<button class="play-action" type="submit" id="playlist-remove-button" name="action" value="remove" form="playlist-edit" formaction="">Remove from playlist</button>
</div>