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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// 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.
package com.google.devtools.build.xcode.plmerge;
import com.google.common.base.Strings;
import com.google.devtools.build.xcode.plmerge.proto.PlMergeProtos.Control;
import com.google.devtools.common.options.Option;
import com.google.devtools.common.options.OptionDocumentationCategory;
import com.google.devtools.common.options.OptionEffectTag;
import com.google.devtools.common.options.Options;
import com.google.devtools.common.options.OptionsBase;
import com.google.devtools.common.options.OptionsParser;
import com.google.devtools.common.options.OptionsParsingException;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
/**
* Entry point for the {@code plmerge} tool, which merges the data from one or more plists into a
* single binary plist. This tool's functionality is similar to that of the
* {@code builtin-infoPlistUtility} in Xcode.
*
* <p>--control is a control protobuf.
*/
public class PlMerge {
/**
* Options for {@link PlMerge}.
*/
public static class PlMergeOptions extends OptionsBase {
@Option(
name = "control",
help = "Absolute path of the Control protobuf.",
documentationCategory = OptionDocumentationCategory.UNCATEGORIZED,
effectTags = {OptionEffectTag.UNKNOWN},
defaultValue = "null"
)
public String controlPath;
}
public static void main(String[] args) throws OptionsParsingException, IOException {
FileSystem fileSystem = FileSystems.getDefault();
OptionsParser parser = OptionsParser.newOptionsParser(PlMergeOptions.class);
parser.parse(args);
PlMergeOptions options = parser.getOptions(PlMergeOptions.class);
if (options.controlPath == null) {
missingArg("control");
}
InputStream in = Files.newInputStream(fileSystem.getPath(options.controlPath));
Control control = Control.parseFrom(in);
validateControl(control);
PlistMerging merging =
PlistMerging.from(
control, new KeysToRemoveIfEmptyString("CFBundleIconFile", "NSPrincipalClass"));
String primaryBundleId = Strings.emptyToNull(control.getPrimaryBundleId());
String fallbackBundleId = Strings.emptyToNull(control.getFallbackBundleId());
if (primaryBundleId != null || fallbackBundleId != null) {
// Only set the bundle identifier if we were passed arguments to do so.
// This prevents CFBundleIdentifiers being put into strings files.
merging.setBundleIdentifier(primaryBundleId, fallbackBundleId);
}
Path outputPath = fileSystem.getPath(control.getOutFile());
switch (control.getOutputFormat()) {
case BINARY:
merging.writePlist(outputPath);
break;
case XML:
merging.writeXmlPlist(outputPath);
break;
default:
throw new IllegalArgumentException(String.format(
"Unknown output format in the control file: %s",
control.getOutputFormat()));
}
}
private static void validateControl(Control control) {
if (control.getSourceFileList().isEmpty()) {
missingArg("At least one source_file");
} else if (!control.hasOutFile()) {
missingArg("out_file");
}
}
private static void missingArg(String flag) {
throw new IllegalArgumentException(
flag + " is required:\n" + Options.getUsage(PlMergeOptions.class));
}
}
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