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from __future__ import unicode_literals
import subprocess
from .common import PostProcessor
from ..compat import shlex_quote
from ..utils import PostProcessingError
class ExecAfterDownloadPP(PostProcessor):
def __init__(self, downloader, exec_cmd):
super(ExecAfterDownloadPP, self).__init__(downloader)
self.exec_cmd = exec_cmd
def run(self, information):
cmd = self.exec_cmd
if '{}' not in cmd:
cmd += ' {}'
cmd = cmd.replace('{}', shlex_quote(information['filepath']))
self._downloader.to_screen('[exec] Executing command: %s' % cmd)
retCode = subprocess.call(cmd, shell=True)
if retCode != 0:
raise PostProcessingError(
'Command returned error code %d' % retCode)
return [], information
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