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Pass any field to --exec using similar syntax to output template

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Related: https://github.com/ytdl-org/youtube-dl/issues/28642
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pukkandan 2021-04-11 05:39:55 +05:30
parent e01d6aa435
commit 9de3ea3126
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3 changed files with 21 additions and 11 deletions
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11
README.md
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@ -686,9 +686,14 @@ ## Post-Processing Options:
path to the binary or its containing path to the binary or its containing
directory directory
--exec CMD Execute a command on the file after --exec CMD Execute a command on the file after
downloading and post-processing, similar to downloading and post-processing. Similar
find's -exec syntax. Example: --exec 'adb syntax to the output template can be used
push {} /sdcard/Music/ && rm {}' to pass any field as arguments to the
command. An additional field "filepath"
that contains the final path of the
downloaded file is also available. If no
fields are passed, "%(filepath)s" is
appended to the end of the command
--convert-subs FORMAT Convert the subtitles to another format --convert-subs FORMAT Convert the subtitles to another format
(currently supported: srt|ass|vtt|lrc) (currently supported: srt|ass|vtt|lrc)
(Alias: --convert-subtitles) (Alias: --convert-subtitles)

6
yt_dlp/options.py
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@ -1195,7 +1195,11 @@ def _dict_from_multiple_values_options_callback(
postproc.add_option( postproc.add_option(
'--exec', '--exec',
metavar='CMD', dest='exec_cmd', metavar='CMD', dest='exec_cmd',
help='Execute a command on the file after downloading and post-processing, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'') help=(
'Execute a command on the file after downloading and post-processing. '
'Similar syntax to the output template can be used to pass any field as arguments to the command. '
'An additional field "filepath" that contains the final path of the downloaded file is also available. '
'If no fields are passed, "%(filepath)s" is appended to the end of the command'))
postproc.add_option( postproc.add_option(
'--convert-subs', '--convert-sub', '--convert-subtitles', '--convert-subs', '--convert-sub', '--convert-subtitles',
metavar='FORMAT', dest='convertsubtitles', default=None, metavar='FORMAT', dest='convertsubtitles', default=None,

15
yt_dlp/postprocessor/execafterdownload.py
View file

@ -20,12 +20,13 @@ def __init__(self, downloader, exec_cmd):
def pp_key(cls): def pp_key(cls):
return 'Exec' return 'Exec'
def run(self, information): def run(self, info):
cmd = self.exec_cmd tmpl, info_copy = self._downloader.prepare_outtmpl(self.exec_cmd, info)
if '{}' not in cmd: cmd = tmpl % info_copy
cmd += ' {}' if cmd == self.exec_cmd: # No replacements were made
if '{}' not in self.exec_cmd:
cmd = cmd.replace('{}', compat_shlex_quote(information['filepath'])) self.exec_cmd += ' {}'
cmd = self.exec_cmd.replace('{}', compat_shlex_quote(info['filepath']))
self.to_screen('Executing command: %s' % cmd) self.to_screen('Executing command: %s' % cmd)
retCode = subprocess.call(encodeArgument(cmd), shell=True) retCode = subprocess.call(encodeArgument(cmd), shell=True)
@ -33,4 +34,4 @@ def run(self, information):
raise PostProcessingError( raise PostProcessingError(
'Command returned error code %d' % retCode) 'Command returned error code %d' % retCode)
return [], information return [], info