1414# See the License for the specific language governing permissions and
1515# limitations under the License.
1616
17- # Lint as: python2
1817"""Update the version numbers in cmake/firebase_unity_version.cmake.
1918
2019To use locally, make sure call following installation first.
2423 python scripts/update_versions.py --unity_sdk_version=<version number>
2524"""
2625import os
26+ import re
27+ import requests
28+ from xml .etree import ElementTree
2729
2830from github import Github
2931from absl import app
@@ -50,6 +52,126 @@ def get_ios_pod_version_from_cpp():
5052 result = line .split ()
5153 return result [- 1 ].strip ("\' " )
5254
55+ ########## Android versions update #############################
56+
57+ # Android gMaven repository from where we scan available Android packages
58+ # and their versions
59+ GMAVEN_MASTER_INDEX = "https://dl.google.com/dl/android/maven2/master-index.xml"
60+ GMAVEN_GROUP_INDEX = "https://dl.google.com/dl/android/maven2/{0}/group-index.xml"
61+
62+ # Regex to match versions with just digits (ignoring things like -alpha, -beta)
63+ RE_NON_EXPERIMENTAL_VERSION = re .compile ('[0-9.]+$' )
64+
65+ def get_latest_maven_versions (ignore_packages = None , allow_experimental = False ):
66+ """Gets latest versions of android packages from google Maven repository.
67+
68+ Args:
69+ ignore_packages (list[str], optional): Case insensitive list of substrings
70+ If any of these substrings are present in the android package name, it
71+ will not be updated.
72+ Eg: ['Foo', 'bar'] will ignore all android packages that have 'foo' or
73+ 'bar' in their name. For example, 'my.android.foo.package',
74+ 'myfoo.android.package'
75+ allow_experimental (bool): Allow experimental versions.
76+ Eg: 1.2.3-alpha, 1.2.3-beta, 1.2.3-rc
77+
78+ Returns:
79+ dict: Dictionary of the form {<str>: list(str)} containing full name of
80+ android package as the key and its list of versions as value.
81+ """
82+ if ignore_packages is None :
83+ ignore_packages = []
84+
85+ latest_versions = {}
86+ response = requests .get (GMAVEN_MASTER_INDEX )
87+ index_xml = ElementTree .fromstring (response .content )
88+ for index_child in index_xml :
89+ group_name = index_child .tag
90+ group_path = group_name .replace ('.' , '/' )
91+ response = requests .get (GMAVEN_GROUP_INDEX .format (group_path ))
92+ group_xml = ElementTree .fromstring (response .content )
93+ for group_child in group_xml :
94+ package_name = group_child .tag .replace ('-' , '_' )
95+ package_full_name = group_name + "." + package_name
96+ if any (ignore_package .lower ().replace ('-' , '_' ) in package_full_name .lower ()
97+ for ignore_package in ignore_packages ):
98+ continue
99+ versions = group_child .attrib ['versions' ].split (',' )
100+ if not allow_experimental :
101+ versions = [version for version in versions
102+ if re .match (RE_NON_EXPERIMENTAL_VERSION , version ) or '-cppsdk' in version ]
103+ if versions :
104+ latest_valid_version = versions [- 1 ]
105+ latest_versions [package_full_name ] = latest_valid_version
106+ return latest_versions
107+
108+ # Regex to match lines like:
109+ # 'com.google.firebase:firebase-auth:1.2.3'
110+ RE_GENERIC_DEPENDENCY_MODULE = re .compile (
111+ r"(?P<quote>[\'\"])(?P<pkg>[a-zA-Z0-9._-]+:[a-zA-Z0-9._-]+):([0-9.]+)[\'\"]"
112+ )
113+
114+ def modify_dependency_file (dependency_filepath , version_map ):
115+ """Modify a dependency file to reference the correct module versions.
116+
117+ Looks for lines like: 'com.google.firebase:firebase-auth:1.2.3'
118+ for modules matching the ones in the version map, and modifies them in-place.
119+
120+ Args:
121+ dependency_filename: Relative path to the dependency file to edit.
122+ version_map: Dictionary of packages to version numbers, e.g. {
123+ 'com.google.firebase.firebase_auth': '15.0.0' }
124+ """
125+ global logfile_lines
126+ logging .debug ('Reading dependency file: {0}' .format (dependency_filepath ))
127+ lines = None
128+ with open (dependency_filepath , "r" ) as dependency_file :
129+ lines = dependency_file .readlines ()
130+ if not lines :
131+ logging .fatal ('Update failed. ' +
132+ 'Could not read contents from file {0}.' .format (dependency_filepath ))
133+
134+ output_lines = []
135+
136+ # Replacement function, look up the version number of the given pkg.
137+ def replace_dependency (m ):
138+ if not m .group ('pkg' ):
139+ return m .group (0 )
140+ pkg = m .group ('pkg' ).replace ('-' , '_' ).replace (':' , '.' )
141+ if pkg not in version_map :
142+ return m .group (0 )
143+ quote_type = m .group ('quote' )
144+ if not quote_type :
145+ quote_type = "'"
146+ return '%s%s:%s%s' % (quote_type , m .group ('pkg' ), version_map [pkg ],
147+ quote_type )
148+
149+ substituted_pairs = []
150+ to_update = False
151+ for line in lines :
152+ substituted_line = re .sub (RE_GENERIC_DEPENDENCY_MODULE , replace_dependency ,
153+ line )
154+ output_lines .append (substituted_line )
155+ if substituted_line != line :
156+ substituted_pairs .append ((line , substituted_line ))
157+ to_update = True
158+ log_match = re .search (RE_GENERIC_DEPENDENCY_MODULE , line )
159+ log_pkg = log_match .group ('pkg' ).replace ('-' , '_' ).replace (':' , '.' )
160+
161+ if to_update :
162+ print ('Updating contents of {0}' .format (dependency_filepath ))
163+ for original , substituted in substituted_pairs :
164+ print ('(-) ' + original + '(+) ' + substituted )
165+ with open (dependency_filepath , 'w' ) as dependency_file :
166+ dependency_file .writelines (output_lines )
167+ print ()
168+
169+ def update_android_deps ():
170+ deps_path = os .path .join (os .getcwd (), "cmake" , "android_dependencies.cmake" )
171+ latest_android_versions_map = get_latest_maven_versions ()
172+ modify_dependency_file (deps_path , latest_android_versions_map )
173+
174+
53175def update_unity_version (unity_sdk_version ):
54176 version_cmake_path = os .path .join (os .getcwd (), "cmake" , "firebase_unity_version.cmake" )
55177 replacement = ""
@@ -86,6 +208,7 @@ def main(argv):
86208 raise app .UsageError ('Please set unity_sdk_version.' )
87209
88210 update_unity_version (FLAGS .unity_sdk_version )
211+ update_android_deps ()
89212
90213if __name__ == '__main__' :
91214 app .run (main )
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