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/*
* Copyright (C) 2017 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.
*/
#include "MultiApkGenerator.h"
#include <algorithm>
#include <string>
#include "androidfw/StringPiece.h"
#include "LoadedApk.h"
#include "configuration/ConfigurationParser.h"
#include "filter/AbiFilter.h"
#include "filter/Filter.h"
#include "flatten/Archive.h"
#include "process/IResourceTableConsumer.h"
#include "split/TableSplitter.h"
#include "util/Files.h"
namespace aapt {
using ::aapt::configuration::Artifact;
using ::aapt::configuration::PostProcessingConfiguration;
using ::android::StringPiece;
MultiApkGenerator::MultiApkGenerator(LoadedApk* apk, IAaptContext* context)
: apk_(apk), context_(context) {
}
bool MultiApkGenerator::FromBaseApk(const std::string& out_dir,
const PostProcessingConfiguration& config,
const TableFlattenerOptions& table_flattener_options) {
// TODO(safarmer): Handle APK version codes for the generated APKs.
IDiagnostics* diag = context_->GetDiagnostics();
const std::string& apk_name = file::GetFilename(apk_->GetSource().path).to_string();
const StringPiece ext = file::GetExtension(apk_name);
const std::string base_name = apk_name.substr(0, apk_name.rfind(ext.to_string()));
// For now, just write out the stripped APK since ABI splitting doesn't modify anything else.
for (const Artifact& artifact : config.artifacts) {
FilterChain filters;
TableSplitterOptions splits;
AxisConfigFilter axis_filter;
if (!artifact.name && !config.artifact_format) {
diag->Error(
DiagMessage() << "Artifact does not have a name and no global name template defined");
return false;
}
Maybe<std::string> artifact_name =
(artifact.name) ? artifact.Name(apk_name, diag)
: artifact.ToArtifactName(config.artifact_format.value(), apk_name, diag);
if (!artifact_name) {
diag->Error(DiagMessage() << "Could not determine split APK artifact name");
return false;
}
if (artifact.abi_group) {
const std::string& group_name = artifact.abi_group.value();
auto group = config.abi_groups.find(group_name);
// TODO: Remove validation when configuration parser ensures referential integrity.
if (group == config.abi_groups.end()) {
diag->Error(DiagMessage() << "could not find referenced ABI group '" << group_name << "'");
return false;
}
filters.AddFilter(AbiFilter::FromAbiList(group->second));
}
if (artifact.screen_density_group) {
const std::string& group_name = artifact.screen_density_group.value();
auto group = config.screen_density_groups.find(group_name);
// TODO: Remove validation when configuration parser ensures referential integrity.
if (group == config.screen_density_groups.end()) {
diag->Error(DiagMessage() << "could not find referenced group '" << group_name << "'");
return false;
}
const std::vector<ConfigDescription>& densities = group->second;
std::for_each(densities.begin(), densities.end(), [&](const ConfigDescription& c) {
splits.preferred_densities.push_back(c.density);
});
}
if (artifact.locale_group) {
const std::string& group_name = artifact.locale_group.value();
auto group = config.locale_groups.find(group_name);
// TODO: Remove validation when configuration parser ensures referential integrity.
if (group == config.locale_groups.end()) {
diag->Error(DiagMessage() << "could not find referenced group '" << group_name << "'");
return false;
}
const std::vector<ConfigDescription>& locales = group->second;
std::for_each(locales.begin(), locales.end(),
[&](const ConfigDescription& c) { axis_filter.AddConfig(c); });
splits.config_filter = &axis_filter;
}
std::unique_ptr<ResourceTable> table = apk_->GetResourceTable()->Clone();
TableSplitter splitter{{}, splits};
splitter.SplitTable(table.get());
std::string out = out_dir;
if (!file::mkdirs(out)) {
context_->GetDiagnostics()->Warn(DiagMessage() << "could not create out dir: " << out);
}
file::AppendPath(&out, artifact_name.value());
std::unique_ptr<IArchiveWriter> writer = CreateZipFileArchiveWriter(diag, out);
if (context_->IsVerbose()) {
diag->Note(DiagMessage() << "Writing output: " << out);
}
if (!apk_->WriteToArchive(context_, table.get(), table_flattener_options, &filters,
writer.get())) {
return false;
}
}
return true;
}
} // namespace aapt
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