webrtc/build/ios/generate_licenses.py - Issue 2651973002: Moving build/ios to tools-webrtc/ios

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Issue 2651973002: Moving build/ios to tools-webrtc/ios (Closed)

Patch Set: Fixing path to comply with the new location Created 3 years, 10 months ago

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1 #!/usr/bin/python

2

3 # Copyright 2016 The WebRTC project authors. All Rights Reserved.

4 #

5 # Use of this source code is governed by a BSD-style license

6 # that can be found in the LICENSE file in the root of the source

7 # tree. An additional intellectual property rights grant can be found

8 # in the file PATENTS. All contributing project authors may

9 # be found in the AUTHORS file in the root of the source tree.

10

11 """Generates license HTML for a prebuilt version of WebRTC for iOS."""

12

13 import sys

14

15 import argparse

16 import cgi

17 import fnmatch

18 import os

19 import re

20 import textwrap

21

22

23 LIB_TO_LICENSES_DICT = {

24 'boringssl': ['third_party/boringssl/src/LICENSE'],

25 'expat': ['third_party/expat/files/COPYING'],

26 'jsoncpp': ['third_party/jsoncpp/LICENSE'],

27 'opus': ['third_party/opus/src/COPYING'],

28 'protobuf_lite': ['third_party/protobuf/LICENSE'],

29 'srtp': ['third_party/libsrtp/srtp/LICENSE'],

30 'usrsctplib': ['third_party/usrsctp/LICENSE'],

31 'webrtc': ['webrtc/LICENSE', 'webrtc/LICENSE_THIRD_PARTY'],

32 'vpx': ['third_party/libvpx/source/libvpx/LICENSE'],

33 'yuv': ['third_party/libyuv/LICENSE'],

34 }

35

36 SCRIPT_DIR = os.path.dirname(os.path.realpath(sys.argv[0]))

37 CHECKOUT_ROOT = os.path.abspath(os.path.join(SCRIPT_DIR, os.pardir, os.pardir,

38 os.pardir))

39 TALK_ROOT = os.path.join(CHECKOUT_ROOT, 'talk')

40 WEBRTC_ROOT = os.path.join(CHECKOUT_ROOT, 'webrtc')

41

42

43 def GetWebRTCGypFilePaths():

44 gyp_filepaths = []

45 search_roots = [TALK_ROOT, WEBRTC_ROOT]

46 for search_root in search_roots:

47 for root, _, filenames in os.walk(search_root):

48 for filename in fnmatch.filter(filenames, '.gyp'):

49 gyp_filepaths.append(os.path.join(root, filename))

50 return gyp_filepaths

51

52

53 def GetWebRTCTargetNames():

54 gyp_filepaths = GetWebRTCGypFilePaths()

55 target_names = []

56 for gyp_filepath in gyp_filepaths:

57 with open(gyp_filepath, 'r') as gyp_file:

58 for line in gyp_file:

59 match = re.search(r'\'target_name\'.*\'(\w+)\'', line)

60 if match:

61 target_name = match.group(1)

62 target_names.append(target_name)

63 return target_names

64

65

66 class LicenseBuilder(object):

67

68 def __init__(self):

69 self.webrtc_target_names = GetWebRTCTargetNames()

70

71 def IsWebRTCLib(self, lib_name):

72 alternate_lib_name = 'lib' + lib_name

73 return (lib_name in self.webrtc_target_names or

74 alternate_lib_name in self.webrtc_target_names)

75

76 def GenerateLicenseText(self, static_lib_dir, output_dir):

77 # Get a list of libs from the files without their prefix and extension.

78 static_libs = []

79 for static_lib in os.listdir(static_lib_dir):

80 # Skip non libraries.

81 if not (static_lib.endswith('.a') and static_lib.startswith('lib')):

82 continue

83 # Extract library name.

84 static_libs.append(static_lib[3:-2])

85

86 # Generate amalgamated list of libraries. Mostly this just collapses the

87 # various WebRTC libs names into just 'webrtc'. Will exit with error if a

88 # lib is unrecognized.

89 license_libs = set()

90 for static_lib in static_libs:

91 license_lib = 'webrtc' if self.IsWebRTCLib(static_lib) else static_lib

92 license_path = LIB_TO_LICENSES_DICT.get(license_lib)

93 if license_path is None:

94 print 'Missing license path for lib: %s' % license_lib

95 return 1

96 license_libs.add(license_lib)

97

98 # Put webrtc at the front of the list.

99 assert 'webrtc' in license_libs

100 license_libs.remove('webrtc')

101 license_libs = sorted(license_libs)

102 license_libs.insert(0, 'webrtc')

103

104 # Generate HTML.

105 output_license_file = open(os.path.join(output_dir, 'LICENSE.html'), 'w+')

106 output_license_file.write('<!DOCTYPE html>\n')

107 output_license_file.write('<html>\n<head>\n')

108 output_license_file.write('<meta charset="UTF-8">\n')

109 output_license_file.write('<title>Licenses</title>\n')

110 style_tag = textwrap.dedent('''\

111 <style>

112 body { margin: 0; font-family: sans-serif; }

113 pre { background-color: #eeeeee; padding: 1em; white-space: pre-wrap; }

114 p { margin: 1em; white-space: nowrap; }

115 </style>

116 ''')

117 output_license_file.write(style_tag)

118 output_license_file.write('</head>\n')

119

120 for license_lib in license_libs:

121 output_license_file.write('<p>%s<br/></p>\n' % license_lib)

122 output_license_file.write('<pre>\n')

123 for path in LIB_TO_LICENSES_DICT[license_lib]:

124 license_path = os.path.join(CHECKOUT_ROOT, path)

125 with open(license_path, 'r') as license_file:

126 license_text = cgi.escape(license_file.read(), quote=True)

127 output_license_file.write(license_text)

128 output_license_file.write('\n')

129 output_license_file.write('</pre>\n')

130

131 output_license_file.write('</body>\n')

132 output_license_file.write('</html>')

133 output_license_file.close()

134 return 0

135

136

137 if __name__ == '__main__':

138 parser = argparse.ArgumentParser(description='Generate WebRTC LICENSE.html')

139 parser.add_argument('static_lib_dir',

140 help='Directory with built static libraries.')

141 parser.add_argument('output_dir',

142 help='Directory to output LICENSE.html to.')

143 args = parser.parse_args()

144 builder = LicenseBuilder()

145 sys.exit(builder.GenerateLicenseText(args.static_lib_dir, args.output_dir))

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