blob: 03f9715fb265d8f9b94f99a51fb378f80c6796f1 [file] [log] [blame]
/*
* Copyright (C) 2015 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 "Compile.h"
#include <dirent.h>
#include <string>
#include "ResourceParser.h"
#include "ResourceTable.h"
#include "android-base/errors.h"
#include "android-base/file.h"
#include "android-base/utf8.h"
#include "androidfw/ConfigDescription.h"
#include "androidfw/IDiagnostics.h"
#include "androidfw/StringPiece.h"
#include "cmd/Util.h"
#include "compile/IdAssigner.h"
#include "compile/InlineXmlFormatParser.h"
#include "compile/Png.h"
#include "compile/PseudolocaleGenerator.h"
#include "compile/XmlIdCollector.h"
#include "format/Archive.h"
#include "format/Container.h"
#include "format/proto/ProtoSerialize.h"
#include "google/protobuf/io/coded_stream.h"
#include "google/protobuf/io/zero_copy_stream_impl_lite.h"
#include "io/BigBufferStream.h"
#include "io/FileStream.h"
#include "io/FileSystem.h"
#include "io/StringStream.h"
#include "io/Util.h"
#include "io/ZipArchive.h"
#include "trace/TraceBuffer.h"
#include "util/Files.h"
#include "util/Util.h"
#include "xml/XmlDom.h"
#include "xml/XmlPullParser.h"
using ::aapt::io::FileInputStream;
using ::aapt::text::Printer;
using ::android::ConfigDescription;
using ::android::StringPiece;
using ::android::base::SystemErrorCodeToString;
using ::google::protobuf::io::CopyingOutputStreamAdaptor;
namespace aapt {
struct ResourcePathData {
android::Source source;
std::string resource_dir;
std::string name;
std::string extension;
// Original config str. We keep this because when we parse the config, we may add on
// version qualifiers. We want to preserve the original input so the output is easily
// computed before hand.
std::string config_str;
ConfigDescription config;
};
// Resource file paths are expected to look like: [--/res/]type[-config]/name
static std::optional<ResourcePathData> ExtractResourcePathData(const std::string& path,
const char dir_sep,
std::string* out_error,
const CompileOptions& options) {
std::vector<std::string> parts = util::Split(path, dir_sep);
if (parts.size() < 2) {
if (out_error) *out_error = "bad resource path";
return {};
}
std::string& dir = parts[parts.size() - 2];
StringPiece dir_str = dir;
StringPiece config_str;
ConfigDescription config;
size_t dash_pos = dir.find('-');
if (dash_pos != std::string::npos) {
config_str = dir_str.substr(dash_pos + 1, dir.size() - (dash_pos + 1));
if (!ConfigDescription::Parse(config_str, &config)) {
if (out_error) {
std::stringstream err_str;
err_str << "invalid configuration '" << config_str << "'";
*out_error = err_str.str();
}
return {};
}
dir_str = dir_str.substr(0, dash_pos);
}
std::string& filename = parts[parts.size() - 1];
StringPiece name = filename;
StringPiece extension;
const std::string kNinePng = ".9.png";
if (filename.size() > kNinePng.size()
&& std::equal(kNinePng.rbegin(), kNinePng.rend(), filename.rbegin())) {
// Split on .9.png if this extension is present at the end of the file path
name = name.substr(0, filename.size() - kNinePng.size());
extension = "9.png";
} else {
// Split on the last period occurrence
size_t dot_pos = filename.rfind('.');
if (dot_pos != std::string::npos) {
extension = name.substr(dot_pos + 1, filename.size() - (dot_pos + 1));
name = name.substr(0, dot_pos);
}
}
const android::Source res_path =
options.source_path ? StringPiece(options.source_path.value()) : StringPiece(path);
return ResourcePathData{res_path,
std::string(dir_str),
std::string(name),
std::string(extension),
std::string(config_str),
config};
}
static std::string BuildIntermediateContainerFilename(const ResourcePathData& data) {
std::stringstream name;
name << data.resource_dir;
if (!data.config_str.empty()) {
name << "-" << data.config_str;
}
name << "_" << data.name;
if (!data.extension.empty()) {
name << "." << data.extension;
}
name << ".flat";
return name.str();
}
static bool CompileTable(IAaptContext* context, const CompileOptions& options,
const ResourcePathData& path_data, io::IFile* file, IArchiveWriter* writer,
const std::string& output_path) {
TRACE_CALL();
// Filenames starting with "donottranslate" are not localizable
bool translatable_file = path_data.name.find("donottranslate") != 0;
ResourceTable table;
{
auto fin = file->OpenInputStream();
if (fin->HadError()) {
context->GetDiagnostics()->Error(android::DiagMessage(path_data.source)
<< "failed to open file: " << fin->GetError());
return false;
}
// Parse the values file from XML.
xml::XmlPullParser xml_parser(fin.get());
ResourceParserOptions parser_options;
parser_options.error_on_positional_arguments = !options.legacy_mode;
parser_options.preserve_visibility_of_styleables = options.preserve_visibility_of_styleables;
parser_options.translatable = translatable_file;
// If visibility was forced, we need to use it when creating a new resource and also error if
// we try to parse the <public>, <public-group>, <java-symbol> or <symbol> tags.
parser_options.visibility = options.visibility;
ResourceParser res_parser(context->GetDiagnostics(), &table, path_data.source, path_data.config,
parser_options);
if (!res_parser.Parse(&xml_parser)) {
return false;
}
}
if (options.pseudolocalize && translatable_file) {
// Generate pseudo-localized strings (en-XA and ar-XB).
// These are created as weak symbols, and are only generated from default
// configuration
// strings and plurals.
PseudolocaleGenerator pseudolocale_generator;
if (!pseudolocale_generator.Consume(context, &table)) {
return false;
}
}
// Create the file/zip entry.
if (!writer->StartEntry(output_path, 0)) {
context->GetDiagnostics()->Error(android::DiagMessage(output_path) << "failed to open");
return false;
}
// Make sure CopyingOutputStreamAdaptor is deleted before we call writer->FinishEntry().
{
// Wrap our IArchiveWriter with an adaptor that implements the ZeroCopyOutputStream interface.
CopyingOutputStreamAdaptor copying_adaptor(writer);
ContainerWriter container_writer(&copying_adaptor, 1u);
pb::ResourceTable pb_table;
SerializeTableToPb(table, &pb_table, context->GetDiagnostics());
if (!container_writer.AddResTableEntry(pb_table)) {
context->GetDiagnostics()->Error(android::DiagMessage(output_path) << "failed to write");
return false;
}
}
if (!writer->FinishEntry()) {
context->GetDiagnostics()->Error(android::DiagMessage(output_path) << "failed to finish entry");
return false;
}
if (options.generate_text_symbols_path) {
io::FileOutputStream fout_text(options.generate_text_symbols_path.value());
if (fout_text.HadError()) {
context->GetDiagnostics()->Error(android::DiagMessage()
<< "failed writing to'"
<< options.generate_text_symbols_path.value()
<< "': " << fout_text.GetError());
return false;
}
Printer r_txt_printer(&fout_text);
for (const auto& package : table.packages) {
// Only print resources defined locally, e.g. don't write android attributes.
if (package->name.empty()) {
for (const auto& type : package->types) {
for (const auto& entry : type->entries) {
// Check access modifiers.
switch (entry->visibility.level) {
case Visibility::Level::kUndefined :
r_txt_printer.Print("default ");
break;
case Visibility::Level::kPublic :
r_txt_printer.Print("public ");
break;
case Visibility::Level::kPrivate :
r_txt_printer.Print("private ");
}
if (type->named_type.type != ResourceType::kStyleable) {
r_txt_printer.Print("int ");
r_txt_printer.Print(type->named_type.to_string());
r_txt_printer.Print(" ");
r_txt_printer.Println(entry->name);
} else {
r_txt_printer.Print("int[] styleable ");
r_txt_printer.Println(entry->name);
if (!entry->values.empty()) {
auto styleable =
static_cast<const Styleable*>(entry->values.front()->value.get());
for (const auto& attr : styleable->entries) {
// The visibility of the children under the styleable does not matter as they are
// nested under their parent and use its visibility.
r_txt_printer.Print("default int styleable ");
r_txt_printer.Print(entry->name);
// If the package name is present, also include it in the mangled name (e.g.
// "android")
if (!attr.name.value().package.empty()) {
r_txt_printer.Print("_");
r_txt_printer.Print(MakePackageSafeName(attr.name.value().package));
}
r_txt_printer.Print("_");
r_txt_printer.Println(attr.name.value().entry);
}
}
}
}
}
}
}
}
return true;
}
static bool WriteHeaderAndDataToWriter(StringPiece output_path, const ResourceFile& file,
io::KnownSizeInputStream* in, IArchiveWriter* writer,
android::IDiagnostics* diag) {
TRACE_CALL();
// Start the entry so we can write the header.
if (!writer->StartEntry(output_path, 0)) {
diag->Error(android::DiagMessage(output_path) << "failed to open file");
return false;
}
// Make sure CopyingOutputStreamAdaptor is deleted before we call writer->FinishEntry().
{
// Wrap our IArchiveWriter with an adaptor that implements the ZeroCopyOutputStream interface.
CopyingOutputStreamAdaptor copying_adaptor(writer);
ContainerWriter container_writer(&copying_adaptor, 1u);
pb::internal::CompiledFile pb_compiled_file;
SerializeCompiledFileToPb(file, &pb_compiled_file);
if (!container_writer.AddResFileEntry(pb_compiled_file, in)) {
diag->Error(android::DiagMessage(output_path) << "failed to write entry data");
return false;
}
}
if (!writer->FinishEntry()) {
diag->Error(android::DiagMessage(output_path) << "failed to finish writing data");
return false;
}
return true;
}
static bool FlattenXmlToOutStream(StringPiece output_path, const xml::XmlResource& xmlres,
ContainerWriter* container_writer, android::IDiagnostics* diag) {
pb::internal::CompiledFile pb_compiled_file;
SerializeCompiledFileToPb(xmlres.file, &pb_compiled_file);
pb::XmlNode pb_xml_node;
SerializeXmlToPb(*xmlres.root, &pb_xml_node);
std::string serialized_xml = pb_xml_node.SerializeAsString();
io::StringInputStream serialized_in(serialized_xml);
if (!container_writer->AddResFileEntry(pb_compiled_file, &serialized_in)) {
diag->Error(android::DiagMessage(output_path) << "failed to write entry data");
return false;
}
return true;
}
static bool IsValidFile(IAaptContext* context, const std::string& input_path) {
const file::FileType file_type = file::GetFileType(input_path);
if (file_type != file::FileType::kRegular && file_type != file::FileType::kSymlink) {
if (file_type == file::FileType::kDirectory) {
context->GetDiagnostics()->Error(android::DiagMessage(input_path)
<< "resource file cannot be a directory");
} else if (file_type == file::FileType::kNonExistant) {
context->GetDiagnostics()->Error(android::DiagMessage(input_path) << "file not found");
} else {
context->GetDiagnostics()->Error(android::DiagMessage(input_path)
<< "not a valid resource file");
}
return false;
}
return true;
}
static bool CompileXml(IAaptContext* context, const CompileOptions& options,
const ResourcePathData& path_data, io::IFile* file, IArchiveWriter* writer,
const std::string& output_path) {
TRACE_CALL();
if (context->IsVerbose()) {
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source) << "compiling XML");
}
std::unique_ptr<xml::XmlResource> xmlres;
{
auto fin = file->OpenInputStream();
if (fin->HadError()) {
context->GetDiagnostics()->Error(android::DiagMessage(path_data.source)
<< "failed to open file: " << fin->GetError());
return false;
}
xmlres = xml::Inflate(fin.get(), context->GetDiagnostics(), path_data.source);
if (!xmlres) {
return false;
}
}
xmlres->file.name = ResourceName({}, *ParseResourceType(path_data.resource_dir), path_data.name);
xmlres->file.config = path_data.config;
xmlres->file.source = path_data.source;
xmlres->file.type = ResourceFile::Type::kProtoXml;
// Collect IDs that are defined here.
XmlIdCollector collector;
if (!collector.Consume(context, xmlres.get())) {
return false;
}
// Look for and process any <aapt:attr> tags and create sub-documents.
InlineXmlFormatParser inline_xml_format_parser;
if (!inline_xml_format_parser.Consume(context, xmlres.get())) {
return false;
}
// Start the entry so we can write the header.
if (!writer->StartEntry(output_path, 0)) {
context->GetDiagnostics()->Error(android::DiagMessage(output_path) << "failed to open file");
return false;
}
std::vector<std::unique_ptr<xml::XmlResource>>& inline_documents =
inline_xml_format_parser.GetExtractedInlineXmlDocuments();
// Make sure CopyingOutputStreamAdaptor is deleted before we call writer->FinishEntry().
{
// Wrap our IArchiveWriter with an adaptor that implements the ZeroCopyOutputStream interface.
CopyingOutputStreamAdaptor copying_adaptor(writer);
ContainerWriter container_writer(&copying_adaptor, 1u + inline_documents.size());
if (!FlattenXmlToOutStream(output_path, *xmlres, &container_writer,
context->GetDiagnostics())) {
return false;
}
for (const std::unique_ptr<xml::XmlResource>& inline_xml_doc : inline_documents) {
if (!FlattenXmlToOutStream(output_path, *inline_xml_doc, &container_writer,
context->GetDiagnostics())) {
return false;
}
}
}
if (!writer->FinishEntry()) {
context->GetDiagnostics()->Error(android::DiagMessage(output_path)
<< "failed to finish writing data");
return false;
}
if (options.generate_text_symbols_path) {
io::FileOutputStream fout_text(options.generate_text_symbols_path.value());
if (fout_text.HadError()) {
context->GetDiagnostics()->Error(android::DiagMessage()
<< "failed writing to'"
<< options.generate_text_symbols_path.value()
<< "': " << fout_text.GetError());
return false;
}
Printer r_txt_printer(&fout_text);
for (const auto& res : xmlres->file.exported_symbols) {
r_txt_printer.Print("default int id ");
r_txt_printer.Println(res.name.entry);
}
// And print ourselves.
r_txt_printer.Print("default int ");
r_txt_printer.Print(path_data.resource_dir);
r_txt_printer.Print(" ");
r_txt_printer.Println(path_data.name);
}
return true;
}
static bool CompilePng(IAaptContext* context, const CompileOptions& options,
const ResourcePathData& path_data, io::IFile* file, IArchiveWriter* writer,
const std::string& output_path) {
TRACE_CALL();
if (context->IsVerbose()) {
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source) << "compiling PNG");
}
android::BigBuffer buffer(4096);
ResourceFile res_file;
res_file.name = ResourceName({}, *ParseResourceType(path_data.resource_dir), path_data.name);
res_file.config = path_data.config;
res_file.source = path_data.source;
res_file.type = ResourceFile::Type::kPng;
{
auto data = file->OpenAsData();
if (!data) {
context->GetDiagnostics()->Error(android::DiagMessage(path_data.source)
<< "failed to open file ");
return false;
}
android::BigBuffer crunched_png_buffer(4096);
io::BigBufferOutputStream crunched_png_buffer_out(&crunched_png_buffer);
// Ensure that we only keep the chunks we care about if we end up
// using the original PNG instead of the crunched one.
const StringPiece content(reinterpret_cast<const char*>(data->data()), data->size());
PngChunkFilter png_chunk_filter(content);
std::unique_ptr<Image> image = ReadPng(context, path_data.source, &png_chunk_filter);
if (!image) {
return false;
}
std::unique_ptr<NinePatch> nine_patch;
if (path_data.extension == "9.png") {
std::string err;
nine_patch = NinePatch::Create(image->rows.get(), image->width, image->height, &err);
if (!nine_patch) {
context->GetDiagnostics()->Error(android::DiagMessage() << err);
return false;
}
// Remove the 1px border around the NinePatch.
// Basically the row array is shifted up by 1, and the length is treated
// as height - 2.
// For each row, shift the array to the left by 1, and treat the length as
// width - 2.
image->width -= 2;
image->height -= 2;
memmove(image->rows.get(), image->rows.get() + 1, image->height * sizeof(uint8_t**));
for (int32_t h = 0; h < image->height; h++) {
memmove(image->rows[h], image->rows[h] + 4, image->width * 4);
}
if (context->IsVerbose()) {
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source)
<< "9-patch: " << *nine_patch);
}
}
// Write the crunched PNG.
if (!WritePng(context, image.get(), nine_patch.get(), &crunched_png_buffer_out, {})) {
return false;
}
if (nine_patch != nullptr ||
crunched_png_buffer_out.ByteCount() <= png_chunk_filter.ByteCount()) {
// No matter what, we must use the re-encoded PNG, even if it is larger.
// 9-patch images must be re-encoded since their borders are stripped.
buffer.AppendBuffer(std::move(crunched_png_buffer));
} else {
// The re-encoded PNG is larger than the original, and there is
// no mandatory transformation. Use the original.
if (context->IsVerbose()) {
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source)
<< "original PNG is smaller than crunched PNG"
<< ", using original");
}
png_chunk_filter.Rewind();
android::BigBuffer filtered_png_buffer(4096);
io::BigBufferOutputStream filtered_png_buffer_out(&filtered_png_buffer);
io::Copy(&filtered_png_buffer_out, &png_chunk_filter);
buffer.AppendBuffer(std::move(filtered_png_buffer));
}
if (context->IsVerbose()) {
// For debugging only, use the legacy PNG cruncher and compare the resulting file sizes.
// This will help catch exotic cases where the new code may generate larger PNGs.
std::stringstream legacy_stream{std::string(content)};
android::BigBuffer legacy_buffer(4096);
Png png(context->GetDiagnostics());
if (!png.process(path_data.source, &legacy_stream, &legacy_buffer, {})) {
return false;
}
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source)
<< "legacy=" << legacy_buffer.size()
<< " new=" << buffer.size());
}
}
io::BigBufferInputStream buffer_in(&buffer);
return WriteHeaderAndDataToWriter(output_path, res_file, &buffer_in, writer,
context->GetDiagnostics());
}
static bool CompileFile(IAaptContext* context, const CompileOptions& options,
const ResourcePathData& path_data, io::IFile* file, IArchiveWriter* writer,
const std::string& output_path) {
TRACE_CALL();
if (context->IsVerbose()) {
context->GetDiagnostics()->Note(android::DiagMessage(path_data.source) << "compiling file");
}
ResourceFile res_file;
res_file.name = ResourceName({}, *ParseResourceType(path_data.resource_dir), path_data.name);
res_file.config = path_data.config;
res_file.source = path_data.source;
res_file.type = ResourceFile::Type::kUnknown;
auto data = file->OpenAsData();
if (!data) {
context->GetDiagnostics()->Error(android::DiagMessage(path_data.source)
<< "failed to open file ");
return false;
}
return WriteHeaderAndDataToWriter(output_path, res_file, data.get(), writer,
context->GetDiagnostics());
}
class CompileContext : public IAaptContext {
public:
explicit CompileContext(android::IDiagnostics* diagnostics) : diagnostics_(diagnostics) {
}
PackageType GetPackageType() override {
// Every compilation unit starts as an app and then gets linked as potentially something else.
return PackageType::kApp;
}
void SetVerbose(bool val) {
verbose_ = val;
}
bool IsVerbose() override {
return verbose_;
}
android::IDiagnostics* GetDiagnostics() override {
return diagnostics_;
}
NameMangler* GetNameMangler() override {
UNIMPLEMENTED(FATAL) << "No name mangling should be needed in compile phase";
return nullptr;
}
const std::string& GetCompilationPackage() override {
static std::string empty;
return empty;
}
uint8_t GetPackageId() override {
return 0x0;
}
SymbolTable* GetExternalSymbols() override {
UNIMPLEMENTED(FATAL) << "No symbols should be needed in compile phase";
return nullptr;
}
int GetMinSdkVersion() override {
return 0;
}
const std::set<std::string>& GetSplitNameDependencies() override {
UNIMPLEMENTED(FATAL) << "No Split Name Dependencies be needed in compile phase";
static std::set<std::string> empty;
return empty;
}
private:
DISALLOW_COPY_AND_ASSIGN(CompileContext);
android::IDiagnostics* diagnostics_;
bool verbose_ = false;
};
int Compile(IAaptContext* context, io::IFileCollection* inputs, IArchiveWriter* output_writer,
CompileOptions& options) {
TRACE_CALL();
bool error = false;
// Iterate over the input files in a stable, platform-independent manner
auto file_iterator = inputs->Iterator();
while (file_iterator->HasNext()) {
auto file = file_iterator->Next();
std::string path = file->GetSource().path;
// Skip hidden input files
if (file::IsHidden(path)) {
continue;
}
if (!options.res_zip && !IsValidFile(context, path)) {
error = true;
continue;
}
// Extract resource type information from the full path
std::string err_str;
ResourcePathData path_data;
if (auto maybe_path_data = ExtractResourcePathData(
path, inputs->GetDirSeparator(), &err_str, options)) {
path_data = maybe_path_data.value();
} else {
context->GetDiagnostics()->Error(android::DiagMessage(file->GetSource()) << err_str);
error = true;
continue;
}
// Determine how to compile the file based on its type.
auto compile_func = &CompileFile;
if (path_data.resource_dir == "values" && path_data.extension == "xml") {
compile_func = &CompileTable;
// We use a different extension (not necessary anymore, but avoids altering the existing
// build system logic).
path_data.extension = "arsc";
} else if (const ResourceType* type = ParseResourceType(path_data.resource_dir)) {
if (*type != ResourceType::kRaw) {
if (*type == ResourceType::kXml || path_data.extension == "xml") {
compile_func = &CompileXml;
} else if ((!options.no_png_crunch && path_data.extension == "png")
|| path_data.extension == "9.png") {
compile_func = &CompilePng;
}
}
} else {
context->GetDiagnostics()->Error(android::DiagMessage()
<< "invalid file path '" << path_data.source << "'");
error = true;
continue;
}
// Treat periods as a reserved character that should not be present in a file name
// Legacy support for AAPT which did not reserve periods
if (compile_func != &CompileFile && !options.legacy_mode
&& std::count(path_data.name.begin(), path_data.name.end(), '.') != 0) {
error = true;
context->GetDiagnostics()->Error(android::DiagMessage(file->GetSource())
<< "file name cannot contain '.' other than for"
<< " specifying the extension");
continue;
}
const std::string out_path = BuildIntermediateContainerFilename(path_data);
if (!compile_func(context, options, path_data, file, output_writer, out_path)) {
context->GetDiagnostics()->Error(android::DiagMessage(file->GetSource())
<< "file failed to compile");
error = true;
}
}
return error ? 1 : 0;
}
int CompileCommand::Action(const std::vector<std::string>& args) {
TRACE_FLUSH(trace_folder_? trace_folder_.value() : "", "CompileCommand::Action");
CompileContext context(diagnostic_);
context.SetVerbose(options_.verbose);
if (visibility_) {
if (visibility_.value() == "public") {
options_.visibility = Visibility::Level::kPublic;
} else if (visibility_.value() == "private") {
options_.visibility = Visibility::Level::kPrivate;
} else if (visibility_.value() == "default") {
options_.visibility = Visibility::Level::kUndefined;
} else {
context.GetDiagnostics()->Error(android::DiagMessage()
<< "Unrecognized visibility level passes to --visibility: '"
<< visibility_.value()
<< "'. Accepted levels: public, private, default");
return 1;
}
}
std::unique_ptr<io::IFileCollection> file_collection;
// Collect the resources files to compile
if (options_.res_dir && options_.res_zip) {
context.GetDiagnostics()->Error(android::DiagMessage()
<< "only one of --dir and --zip can be specified");
return 1;
} else if ((options_.res_dir || options_.res_zip) &&
options_.source_path && args.size() > 1) {
context.GetDiagnostics()->Error(android::DiagMessage(kPath)
<< "Cannot use an overriding source path with multiple files.");
return 1;
} else if (options_.res_dir) {
if (!args.empty()) {
context.GetDiagnostics()->Error(android::DiagMessage() << "files given but --dir specified");
Usage(&std::cerr);
return 1;
}
// Load the files from the res directory
std::string err;
file_collection = io::FileCollection::Create(options_.res_dir.value(), &err);
if (!file_collection) {
context.GetDiagnostics()->Error(android::DiagMessage(options_.res_dir.value()) << err);
return 1;
}
} else if (options_.res_zip) {
if (!args.empty()) {
context.GetDiagnostics()->Error(android::DiagMessage() << "files given but --zip specified");
Usage(&std::cerr);
return 1;
}
// Load a zip file containing a res directory
std::string err;
file_collection = io::ZipFileCollection::Create(options_.res_zip.value(), &err);
if (!file_collection) {
context.GetDiagnostics()->Error(android::DiagMessage(options_.res_zip.value()) << err);
return 1;
}
} else {
auto collection = util::make_unique<io::FileCollection>();
// Collect data from the path for each input file.
std::vector<std::string> sorted_args = args;
std::sort(sorted_args.begin(), sorted_args.end());
for (const std::string& arg : sorted_args) {
collection->InsertFile(arg);
}
file_collection = std::move(collection);
}
std::unique_ptr<IArchiveWriter> archive_writer;
file::FileType output_file_type = file::GetFileType(options_.output_path);
if (output_file_type == file::FileType::kDirectory) {
archive_writer = CreateDirectoryArchiveWriter(context.GetDiagnostics(), options_.output_path);
} else {
archive_writer = CreateZipFileArchiveWriter(context.GetDiagnostics(), options_.output_path);
}
if (!archive_writer) {
return 1;
}
return Compile(&context, file_collection.get(), archive_writer.get(), options_);
}
} // namespace aapt