from __future__ import unicode_literals
+
+import subprocess
+
from .common import PostProcessor
+from ..compat import shlex_quote
from ..utils import PostProcessingError
-import subprocess
-import shlex
class ExecAfterDownloadPP(PostProcessor):
- def __init__(self, downloader=None, verboseOutput=None, commandString=None):
+ def __init__(self, downloader=None, verboseOutput=None, exec_cmd=None):
self.verboseOutput = verboseOutput
- self.commandString = commandString
+ self.exec_cmd = exec_cmd
def run(self, information):
- self.targetFile = information['filepath'].replace('\'', '\'\\\'\'') # Replace single quotes with '\''
- self.commandList = shlex.split(self.commandString)
- self.commandString = ''
-
- # Replace all instances of '{}' with the file name and convert argument list to single string.
- for index, arg in enumerate(self.commandList):
- if(arg == '{}'):
- self.commandString += '\'' + self.targetFile + '\' '
- else:
- self.commandString += arg + ' '
-
- if self.targetFile not in self.commandString: # Assume user wants the file appended to the end of the command if no {}'s were given.
- self.commandString += '\'' + self.targetFile + '\''
-
- print("[exec] Executing command: " + self.commandString)
- self.retCode = subprocess.call(self.commandString, shell=True)
- if(self.retCode < 0):
- print("[exec] WARNING: Command exited with a negative return code, the process was killed externally. Your command may not of completed succesfully!")
- elif(self.verboseOutput):
- print("[exec] Command exited with return code: " + str(self.retCode))
+ cmd = self.exec_cmd
+ if '{}' not in cmd:
+ cmd += ' {}'
- return None, information # by default, keep file and do nothing
+ 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)
-class PostProcessingExecError(PostProcessingError):
- pass
+ return None, information # by default, keep file and do nothing