1# libjingle
2# Copyright 2013 Google Inc.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are met:
6#
7#  1. Redistributions of source code must retain the above copyright notice,
8#     this list of conditions and the following disclaimer.
9#  2. Redistributions in binary form must reproduce the above copyright notice,
10#     this list of conditions and the following disclaimer in the documentation
11#     and/or other materials provided with the distribution.
12#  3. The name of the author may not be used to endorse or promote products
13#     derived from this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
16# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
17# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
18# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
19# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
24# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25
26# List of files that should not be committed to
27DO_NOT_SUBMIT_FILES = ["talk/media/webrtc/webrtcvideoengine.cc"]
28
29def _LicenseHeader(input_api):
30  """Returns the license header regexp."""
31  # Accept any year number from start of project to the current year
32  current_year = int(input_api.time.strftime('%Y'))
33  allowed_years = (str(s) for s in reversed(xrange(2004, current_year + 1)))
34  years_re = '(' + '|'.join(allowed_years) + ')'
35  years_re = '%s(--%s)?' % (years_re, years_re)
36  license_header = (
37      r'.*? libjingle\n'
38      r'.*? Copyright %(year)s,? Google Inc\.\n'
39      r'.*?\n'
40      r'.*? Redistribution and use in source and binary forms, with or without'
41        r'\n'
42      r'.*? modification, are permitted provided that the following conditions '
43        r'are met:\n'
44      r'.*?\n'
45      r'.*? 1\. Redistributions of source code must retain the above copyright '
46        r'notice,\n'
47      r'.*?    this list of conditions and the following disclaimer\.\n'
48      r'.*? 2\. Redistributions in binary form must reproduce the above '
49        r'copyright notice,\n'
50      r'.*?    this list of conditions and the following disclaimer in the '
51        r'documentation\n'
52      r'.*?    and/or other materials provided with the distribution\.\n'
53      r'.*? 3\. The name of the author may not be used to endorse or promote '
54        r'products\n'
55      r'.*?    derived from this software without specific prior written '
56        r'permission\.\n'
57      r'.*?\n'
58      r'.*? THIS SOFTWARE IS PROVIDED BY THE AUTHOR \`\`AS IS\'\' AND ANY '
59        r'EXPRESS OR IMPLIED\n'
60      r'.*? WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES '
61        r'OF\n'
62      r'.*? MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE '
63        r'DISCLAIMED\. IN NO\n'
64      r'.*? EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, '
65        r'INCIDENTAL,\n'
66      r'.*? SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES \(INCLUDING, '
67        r'BUT NOT LIMITED TO,\n'
68      r'.*? PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR '
69        r'PROFITS;\n'
70      r'.*? OR BUSINESS INTERRUPTION\) HOWEVER CAUSED AND ON ANY THEORY OF '
71        r'LIABILITY,\n'
72      r'.*? WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT \(INCLUDING '
73        r'NEGLIGENCE OR\n'
74      r'.*? OTHERWISE\) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, '
75        r'EVEN IF\n'
76      r'.*? ADVISED OF THE POSSIBILITY OF SUCH DAMAGE\.\n'
77  ) % {
78      'year': years_re,
79  }
80  return license_header
81
82def _ProtectedFiles(input_api, output_api):
83  results = []
84  changed_files = []
85  for f in input_api.AffectedFiles():
86    changed_files.append(f.LocalPath())
87  bad_files = list(set(DO_NOT_SUBMIT_FILES) & set(changed_files))
88  if bad_files:
89    error_type = output_api.PresubmitError
90    results.append(error_type(
91        'The following affected files are only allowed to be updated when '
92        'importing libjingle',
93        bad_files))
94  return results
95
96def _CommonChecks(input_api, output_api):
97  """Checks common to both upload and commit."""
98  results = []
99  results.extend(input_api.canned_checks.CheckLicense(
100      input_api, output_api, _LicenseHeader(input_api)))
101  results.extend(_ProtectedFiles(input_api, output_api))
102  return results
103
104def CheckChangeOnUpload(input_api, output_api):
105  results = []
106  results.extend(_CommonChecks(input_api, output_api))
107  return results
108
109def CheckChangeOnCommit(input_api, output_api):
110  results = []
111  results.extend(_CommonChecks(input_api, output_api))
112  return results
113