def runGenericExtractProgram(self, cmdParts, splitDelimiter=": "):
items = []
# cmdparts may contain none if a utility needed for processing was not
# found. For example, ID3File needs id3tool. If it doesn't exist on the
# $PATH, the extractor may call the generic extract with None as the tool,
# which of course wouldn't work.
if self.filename is None or cmdParts is None or cmdParts[0] is None:
# print("Skipping generic extract program on %s; filename missing" % self.location)
return items;
try:
pipe = subprocess.Popen(cmdParts, stdout=subprocess.PIPE,
stderr=None, stdin=None,
shell=False)
rh = pipe.stdout
for line in rh.readlines():
parts = line.split(splitDelimiter, 2)
if len(parts) != 2: continue
items.append((parts[0].strip(), parts[1].strip()))
filetype.qClose(rh)
pipe.wait()
except Exception, err:
template = "{0} Arguments:\n{1!r}"
message = template.format(type(err).__name__, err.args)
print("Failed to run generic extract program %s: %s" % (cmdParts, message))
def cleanup(self):
filetype.qClose(self.writehandle)
filetype.qClose(self.fh)
if self.deleteFileOnCleanup:
os.remove(self.filename)
return True
def getFileMagic(self):
if self.filemagic is not None:
return self.filemagic
else:
if self.filename is None:
raise Exception, "Filemagic was missing from stream"
if filetype.FILE_UTIL:
pipe = subprocess.Popen([filetype.FILE_UTIL, "-b", self.filename],
stdout=subprocess.PIPE, stderr=None, stdin=None,
shell=False)
readhandle = pipe.stdout
line = readhandle.readline()
if line is not None: line = line.strip()
filetype.qClose(readhandle)
pipe.wait()
return line
else: return "Not supported"
