/usr/share/pyshared/pycalendar/validator.py is in python-pycalendar 2.0~svn13177-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | #!/usr/bin/env python
##
# Copyright (c) 2012 Cyrus Daboo. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##
from pycalendar.calendar import PyCalendar
from pycalendar.exceptions import PyCalendarError
from pycalendar.parser import ParserContext
from pycalendar.vcard.card import Card
import os
import sys
def validate(fname):
"""
Check whether the contents of the specified file is valid iCalendar or vCard data.
"""
data = open(fname).read()
ParserContext.allRaise()
if data.find("BEGIN:VCALENDAR") != -1:
try:
cal = PyCalendar.parseText(data)
except PyCalendarError, e:
print "Failed to parse iCalendar: %r" % (e,)
sys.exit(1)
elif data.find("BEGIN:VCARD") != -1:
try:
cal = Card.parseText(data)
except PyCalendarError, e:
print "Failed to parse vCard: %r" % (e,)
sys.exit(1)
else:
print "Failed to find valid iCalendar or vCard data"
sys.exit(1)
_ignore_fixed, unfixed = cal.validate(doFix=False, doRaise=False)
if unfixed:
print "List of problems: %s" % (unfixed,)
else:
print "No problems"
# Control character check - only HTAB, CR, LF allowed for characters in the range 0x00-0x1F
s = str(data)
if len(s.translate(None, "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x0E\x0F\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F")) != len(s):
for ctr, i in enumerate(data):
if i in "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x0E\x0F\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F":
print "Control character %d at position %d" % (ord(i), ctr,)
if __name__ == '__main__':
fname = os.path.expanduser(sys.argv[1])
validate(fname)
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