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#!/usr/bin/env python
#
# Copyright (C) 2018 The Android Open Source Project
#
# 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.
#
"""A tool for inserting values from the build system into a manifest."""
from __future__ import print_function
import argparse
import sys
from xml.dom import minidom
from manifest import android_ns
from manifest import compare_version_gt
from manifest import ensure_manifest_android_ns
from manifest import find_child_with_attribute
from manifest import get_children_with_tag
from manifest import get_indent
from manifest import parse_manifest
from manifest import write_xml
def parse_args():
"""Parse commandline arguments."""
parser = argparse.ArgumentParser()
parser.add_argument('--minSdkVersion', default='', dest='min_sdk_version',
help='specify minSdkVersion used by the build system')
parser.add_argument('--targetSdkVersion', default='', dest='target_sdk_version',
help='specify targetSdkVersion used by the build system')
parser.add_argument('--raise-min-sdk-version', dest='raise_min_sdk_version', action='store_true',
help='raise the minimum sdk version in the manifest if necessary')
parser.add_argument('--library', dest='library', action='store_true',
help='manifest is for a static library')
parser.add_argument('--uses-library', dest='uses_libraries', action='append',
help='specify additional <uses-library> tag to add. android:requred is set to true')
parser.add_argument('--optional-uses-library', dest='optional_uses_libraries', action='append',
help='specify additional <uses-library> tag to add. android:requred is set to false')
parser.add_argument('--uses-non-sdk-api', dest='uses_non_sdk_api', action='store_true',
help='manifest is for a package built against the platform')
parser.add_argument('--logging-parent', dest='logging_parent', default='',
help=('specify logging parent as an additional <meta-data> tag. '
'This value is ignored if the logging_parent meta-data tag is present.'))
parser.add_argument('--use-embedded-dex', dest='use_embedded_dex', action='store_true',
help=('specify if the app wants to use embedded dex and avoid extracted,'
'locally compiled code. Must not conflict if already declared '
'in the manifest.'))
parser.add_argument('--extract-native-libs', dest='extract_native_libs',
default=None, type=lambda x: (str(x).lower() == 'true'),
help=('specify if the app wants to use embedded native libraries. Must not conflict '
'if already declared in the manifest.'))
parser.add_argument('--has-no-code', dest='has_no_code', action='store_true',
help=('adds hasCode="false" attribute to application. Ignored if application elem '
'already has a hasCode attribute.'))
parser.add_argument('input', help='input AndroidManifest.xml file')
parser.add_argument('output', help='output AndroidManifest.xml file')
return parser.parse_args()
def raise_min_sdk_version(doc, min_sdk_version, target_sdk_version, library):
"""Ensure the manifest contains a <uses-sdk> tag with a minSdkVersion.
Args:
doc: The XML document. May be modified by this function.
min_sdk_version: The requested minSdkVersion attribute.
target_sdk_version: The requested targetSdkVersion attribute.
library: True if the manifest is for a library.
Raises:
RuntimeError: invalid manifest
"""
manifest = parse_manifest(doc)
# Get or insert the uses-sdk element
uses_sdk = get_children_with_tag(manifest, 'uses-sdk')
if len(uses_sdk) > 1:
raise RuntimeError('found multiple uses-sdk elements')
elif len(uses_sdk) == 1:
element = uses_sdk[0]
else:
element = doc.createElement('uses-sdk')
indent = get_indent(manifest.firstChild, 1)
manifest.insertBefore(element, manifest.firstChild)
# Insert an indent before uses-sdk to line it up with the indentation of the
# other children of the <manifest> tag.
manifest.insertBefore(doc.createTextNode(indent), manifest.firstChild)
# Get or insert the minSdkVersion attribute. If it is already present, make
# sure it as least the requested value.
min_attr = element.getAttributeNodeNS(android_ns, 'minSdkVersion')
if min_attr is None:
min_attr = doc.createAttributeNS(android_ns, 'android:minSdkVersion')
min_attr.value = min_sdk_version
element.setAttributeNode(min_attr)
else:
if compare_version_gt(min_sdk_version, min_attr.value):
min_attr.value = min_sdk_version
# Insert the targetSdkVersion attribute if it is missing. If it is already
# present leave it as is.
target_attr = element.getAttributeNodeNS(android_ns, 'targetSdkVersion')
if target_attr is None:
target_attr = doc.createAttributeNS(android_ns, 'android:targetSdkVersion')
if library:
# TODO(b/117122200): libraries shouldn't set targetSdkVersion at all, but
# ManifestMerger treats minSdkVersion="Q" as targetSdkVersion="Q" if it
# is empty. Set it to something low so that it will be overriden by the
# main manifest, but high enough that it doesn't cause implicit
# permissions grants.
target_attr.value = '16'
else:
target_attr.value = target_sdk_version
element.setAttributeNode(target_attr)
def add_logging_parent(doc, logging_parent_value):
"""Add logging parent as an additional <meta-data> tag.
Args:
doc: The XML document. May be modified by this function.
logging_parent_value: A string representing the logging
parent value.
Raises:
RuntimeError: Invalid manifest
"""
manifest = parse_manifest(doc)
logging_parent_key = 'android.content.pm.LOGGING_PARENT'
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
indent = get_indent(application.firstChild, 2)
last = application.lastChild
if last is not None and last.nodeType != minidom.Node.TEXT_NODE:
last = None
if not find_child_with_attribute(application, 'meta-data', android_ns,
'name', logging_parent_key):
ul = doc.createElement('meta-data')
ul.setAttributeNS(android_ns, 'android:name', logging_parent_key)
ul.setAttributeNS(android_ns, 'android:value', logging_parent_value)
application.insertBefore(doc.createTextNode(indent), last)
application.insertBefore(ul, last)
last = application.lastChild
# align the closing tag with the opening tag if it's not
# indented
if last and last.nodeType != minidom.Node.TEXT_NODE:
indent = get_indent(application.previousSibling, 1)
application.appendChild(doc.createTextNode(indent))
def add_uses_libraries(doc, new_uses_libraries, required):
"""Add additional <uses-library> tags
Args:
doc: The XML document. May be modified by this function.
new_uses_libraries: The names of libraries to be added by this function.
required: The value of android:required attribute. Can be true or false.
Raises:
RuntimeError: Invalid manifest
"""
manifest = parse_manifest(doc)
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
indent = get_indent(application.firstChild, 2)
last = application.lastChild
if last is not None and last.nodeType != minidom.Node.TEXT_NODE:
last = None
for name in new_uses_libraries:
if find_child_with_attribute(application, 'uses-library', android_ns,
'name', name) is not None:
# If the uses-library tag of the same 'name' attribute value exists,
# respect it.
continue
ul = doc.createElement('uses-library')
ul.setAttributeNS(android_ns, 'android:name', name)
ul.setAttributeNS(android_ns, 'android:required', str(required).lower())
application.insertBefore(doc.createTextNode(indent), last)
application.insertBefore(ul, last)
# align the closing tag with the opening tag if it's not
# indented
if application.lastChild.nodeType != minidom.Node.TEXT_NODE:
indent = get_indent(application.previousSibling, 1)
application.appendChild(doc.createTextNode(indent))
def add_uses_non_sdk_api(doc):
"""Add android:usesNonSdkApi=true attribute to <application>.
Args:
doc: The XML document. May be modified by this function.
Raises:
RuntimeError: Invalid manifest
"""
manifest = parse_manifest(doc)
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
attr = application.getAttributeNodeNS(android_ns, 'usesNonSdkApi')
if attr is None:
attr = doc.createAttributeNS(android_ns, 'android:usesNonSdkApi')
attr.value = 'true'
application.setAttributeNode(attr)
def add_use_embedded_dex(doc):
manifest = parse_manifest(doc)
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
attr = application.getAttributeNodeNS(android_ns, 'useEmbeddedDex')
if attr is None:
attr = doc.createAttributeNS(android_ns, 'android:useEmbeddedDex')
attr.value = 'true'
application.setAttributeNode(attr)
elif attr.value != 'true':
raise RuntimeError('existing attribute mismatches the option of --use-embedded-dex')
def add_extract_native_libs(doc, extract_native_libs):
manifest = parse_manifest(doc)
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
value = str(extract_native_libs).lower()
attr = application.getAttributeNodeNS(android_ns, 'extractNativeLibs')
if attr is None:
attr = doc.createAttributeNS(android_ns, 'android:extractNativeLibs')
attr.value = value
application.setAttributeNode(attr)
elif attr.value != value:
raise RuntimeError('existing attribute extractNativeLibs="%s" conflicts with --extract-native-libs="%s"' %
(attr.value, value))
def set_has_code_to_false(doc):
manifest = parse_manifest(doc)
elems = get_children_with_tag(manifest, 'application')
application = elems[0] if len(elems) == 1 else None
if len(elems) > 1:
raise RuntimeError('found multiple <application> tags')
elif not elems:
application = doc.createElement('application')
indent = get_indent(manifest.firstChild, 1)
first = manifest.firstChild
manifest.insertBefore(doc.createTextNode(indent), first)
manifest.insertBefore(application, first)
attr = application.getAttributeNodeNS(android_ns, 'hasCode')
if attr is not None:
# Do nothing if the application already has a hasCode attribute.
return
attr = doc.createAttributeNS(android_ns, 'android:hasCode')
attr.value = 'false'
application.setAttributeNode(attr)
def main():
"""Program entry point."""
try:
args = parse_args()
doc = minidom.parse(args.input)
ensure_manifest_android_ns(doc)
if args.raise_min_sdk_version:
raise_min_sdk_version(doc, args.min_sdk_version, args.target_sdk_version, args.library)
if args.uses_libraries:
add_uses_libraries(doc, args.uses_libraries, True)
if args.optional_uses_libraries:
add_uses_libraries(doc, args.optional_uses_libraries, False)
if args.uses_non_sdk_api:
add_uses_non_sdk_api(doc)
if args.logging_parent:
add_logging_parent(doc, args.logging_parent)
if args.use_embedded_dex:
add_use_embedded_dex(doc)
if args.has_no_code:
set_has_code_to_false(doc)
if args.extract_native_libs is not None:
add_extract_native_libs(doc, args.extract_native_libs)
with open(args.output, 'wb') as f:
write_xml(f, doc)
# pylint: disable=broad-except
except Exception as err:
print('error: ' + str(err), file=sys.stderr)
sys.exit(-1)
if __name__ == '__main__':
main()