| /* |
| * 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 "configuration/ConfigurationParser.h" |
| |
| #include <algorithm> |
| #include <functional> |
| #include <map> |
| #include <memory> |
| #include <string> |
| #include <utility> |
| |
| #include "android-base/file.h" |
| #include "android-base/logging.h" |
| #include "androidfw/ConfigDescription.h" |
| |
| #include "Diagnostics.h" |
| #include "ResourceUtils.h" |
| #include "configuration/ConfigurationParser.internal.h" |
| #include "io/File.h" |
| #include "io/FileSystem.h" |
| #include "io/StringStream.h" |
| #include "util/Files.h" |
| #include "util/Maybe.h" |
| #include "util/Util.h" |
| #include "xml/XmlActionExecutor.h" |
| #include "xml/XmlDom.h" |
| #include "xml/XmlUtil.h" |
| |
| using ::android::ConfigDescription; |
| |
| namespace aapt { |
| |
| namespace { |
| |
| using ::aapt::configuration::Abi; |
| using ::aapt::configuration::AndroidManifest; |
| using ::aapt::configuration::AndroidSdk; |
| using ::aapt::configuration::ConfiguredArtifact; |
| using ::aapt::configuration::DeviceFeature; |
| using ::aapt::configuration::Entry; |
| using ::aapt::configuration::ExtractConfiguration; |
| using ::aapt::configuration::GlTexture; |
| using ::aapt::configuration::Group; |
| using ::aapt::configuration::Locale; |
| using ::aapt::configuration::OrderedEntry; |
| using ::aapt::configuration::OutputArtifact; |
| using ::aapt::configuration::PostProcessingConfiguration; |
| using ::aapt::configuration::handler::AbiGroupTagHandler; |
| using ::aapt::configuration::handler::AndroidSdkTagHandler; |
| using ::aapt::configuration::handler::ArtifactFormatTagHandler; |
| using ::aapt::configuration::handler::ArtifactTagHandler; |
| using ::aapt::configuration::handler::DeviceFeatureGroupTagHandler; |
| using ::aapt::configuration::handler::GlTextureGroupTagHandler; |
| using ::aapt::configuration::handler::LocaleGroupTagHandler; |
| using ::aapt::configuration::handler::ScreenDensityGroupTagHandler; |
| using ::aapt::io::IFile; |
| using ::aapt::io::RegularFile; |
| using ::aapt::io::StringInputStream; |
| using ::aapt::util::TrimWhitespace; |
| using ::aapt::xml::Element; |
| using ::aapt::xml::NodeCast; |
| using ::aapt::xml::XmlActionExecutor; |
| using ::aapt::xml::XmlActionExecutorPolicy; |
| using ::aapt::xml::XmlNodeAction; |
| using ::android::StringPiece; |
| using ::android::base::ReadFileToString; |
| |
| const std::unordered_map<StringPiece, Abi> kStringToAbiMap = { |
| {"armeabi", Abi::kArmeV6}, {"armeabi-v7a", Abi::kArmV7a}, {"arm64-v8a", Abi::kArm64V8a}, |
| {"x86", Abi::kX86}, {"x86_64", Abi::kX86_64}, {"mips", Abi::kMips}, |
| {"mips64", Abi::kMips64}, {"universal", Abi::kUniversal}, |
| }; |
| const std::array<StringPiece, 8> kAbiToStringMap = { |
| {"armeabi", "armeabi-v7a", "arm64-v8a", "x86", "x86_64", "mips", "mips64", "universal"}}; |
| |
| constexpr const char* kAaptXmlNs = "http://schemas.android.com/tools/aapt"; |
| |
| /** A default noop diagnostics context. */ |
| class NoopDiagnostics : public IDiagnostics { |
| public: |
| void Log(Level level, DiagMessageActual& actualMsg) override {} |
| }; |
| NoopDiagnostics noop_; |
| |
| /** Returns the value of the label attribute for a given element. */ |
| std::string GetLabel(const Element* element, IDiagnostics* diag) { |
| std::string label; |
| for (const auto& attr : element->attributes) { |
| if (attr.name == "label") { |
| label = attr.value; |
| break; |
| } |
| } |
| |
| if (label.empty()) { |
| diag->Error(DiagMessage() << "No label found for element " << element->name); |
| } |
| return label; |
| } |
| |
| /** Returns the value of the version-code-order attribute for a given element. */ |
| Maybe<int32_t> GetVersionCodeOrder(const Element* element, IDiagnostics* diag) { |
| const xml::Attribute* version = element->FindAttribute("", "version-code-order"); |
| if (version == nullptr) { |
| std::string label = GetLabel(element, diag); |
| diag->Error(DiagMessage() << "No version-code-order found for element '" << element->name |
| << "' with label '" << label << "'"); |
| return {}; |
| } |
| return std::stoi(version->value); |
| } |
| |
| /** XML node visitor that removes all of the namespace URIs from the node and all children. */ |
| class NamespaceVisitor : public xml::Visitor { |
| public: |
| void Visit(xml::Element* node) override { |
| node->namespace_uri.clear(); |
| VisitChildren(node); |
| } |
| }; |
| |
| /** Copies the values referenced in a configuration group to the target list. */ |
| template <typename T> |
| bool CopyXmlReferences(const Maybe<std::string>& name, const Group<T>& groups, |
| std::vector<T>* target) { |
| // If there was no item configured, there is nothing to do and no error. |
| if (!name) { |
| return true; |
| } |
| |
| // If the group could not be found, then something is wrong. |
| auto group = groups.find(name.value()); |
| if (group == groups.end()) { |
| return false; |
| } |
| |
| for (const T& item : group->second.entry) { |
| target->push_back(item); |
| } |
| return true; |
| } |
| |
| /** |
| * Attempts to replace the placeholder in the name string with the provided value. Returns true on |
| * success, or false if the either the placeholder is not found in the name, or the value is not |
| * present and the placeholder was. |
| */ |
| bool ReplacePlaceholder(const StringPiece& placeholder, const Maybe<StringPiece>& value, |
| std::string* name, IDiagnostics* diag) { |
| size_t offset = name->find(placeholder.data()); |
| bool found = (offset != std::string::npos); |
| |
| // Make sure the placeholder was present if the desired value is present. |
| if (!found) { |
| if (value) { |
| diag->Error(DiagMessage() << "Missing placeholder for artifact: " << placeholder); |
| return false; |
| } |
| return true; |
| } |
| |
| DCHECK(found) << "Missing return path for placeholder not found"; |
| |
| // Make sure the placeholder was not present if the desired value was not present. |
| if (!value) { |
| diag->Error(DiagMessage() << "Placeholder present but no value for artifact: " << placeholder); |
| return false; |
| } |
| |
| name->replace(offset, placeholder.length(), value.value().data()); |
| |
| // Make sure there was only one instance of the placeholder. |
| if (name->find(placeholder.data()) != std::string::npos) { |
| diag->Error(DiagMessage() << "Placeholder present multiple times: " << placeholder); |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * An ActionHandler for processing XML elements in the XmlActionExecutor. Returns true if the |
| * element was successfully processed, otherwise returns false. |
| */ |
| using ActionHandler = std::function<bool(configuration::PostProcessingConfiguration* config, |
| xml::Element* element, IDiagnostics* diag)>; |
| |
| /** Binds an ActionHandler to the current configuration being populated. */ |
| xml::XmlNodeAction::ActionFuncWithDiag Bind(configuration::PostProcessingConfiguration* config, |
| const ActionHandler& handler) { |
| return [config, handler](xml::Element* root_element, SourcePathDiagnostics* diag) { |
| return handler(config, root_element, diag); |
| }; |
| } |
| |
| /** Converts a ConfiguredArtifact into an OutputArtifact. */ |
| Maybe<OutputArtifact> ToOutputArtifact(const ConfiguredArtifact& artifact, |
| const std::string& apk_name, |
| const PostProcessingConfiguration& config, |
| IDiagnostics* diag) { |
| if (!artifact.name && !config.artifact_format) { |
| diag->Error( |
| DiagMessage() << "Artifact does not have a name and no global name template defined"); |
| return {}; |
| } |
| |
| 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 {}; |
| } |
| |
| OutputArtifact output_artifact; |
| output_artifact.name = artifact_name.value(); |
| |
| SourcePathDiagnostics src_diag{{output_artifact.name}, diag}; |
| bool has_errors = false; |
| |
| if (!CopyXmlReferences(artifact.abi_group, config.abi_groups, &output_artifact.abis)) { |
| src_diag.Error(DiagMessage() << "Could not lookup required ABIs: " |
| << artifact.abi_group.value()); |
| has_errors = true; |
| } |
| |
| if (!CopyXmlReferences(artifact.locale_group, config.locale_groups, &output_artifact.locales)) { |
| src_diag.Error(DiagMessage() << "Could not lookup required locales: " |
| << artifact.locale_group.value()); |
| has_errors = true; |
| } |
| |
| if (!CopyXmlReferences(artifact.screen_density_group, config.screen_density_groups, |
| &output_artifact.screen_densities)) { |
| src_diag.Error(DiagMessage() << "Could not lookup required screen densities: " |
| << artifact.screen_density_group.value()); |
| has_errors = true; |
| } |
| |
| if (!CopyXmlReferences(artifact.device_feature_group, config.device_feature_groups, |
| &output_artifact.features)) { |
| src_diag.Error(DiagMessage() << "Could not lookup required device features: " |
| << artifact.device_feature_group.value()); |
| has_errors = true; |
| } |
| |
| if (!CopyXmlReferences(artifact.gl_texture_group, config.gl_texture_groups, |
| &output_artifact.textures)) { |
| src_diag.Error(DiagMessage() << "Could not lookup required OpenGL texture formats: " |
| << artifact.gl_texture_group.value()); |
| has_errors = true; |
| } |
| |
| if (artifact.android_sdk) { |
| auto entry = config.android_sdks.find(artifact.android_sdk.value()); |
| if (entry == config.android_sdks.end()) { |
| src_diag.Error(DiagMessage() << "Could not lookup required Android SDK version: " |
| << artifact.android_sdk.value()); |
| has_errors = true; |
| } else { |
| output_artifact.android_sdk = {entry->second}; |
| } |
| } |
| |
| if (has_errors) { |
| return {}; |
| } |
| return {output_artifact}; |
| } |
| |
| } // namespace |
| |
| namespace configuration { |
| |
| /** Returns the binary reprasentation of the XML configuration. */ |
| Maybe<PostProcessingConfiguration> ExtractConfiguration(const std::string& contents, |
| const std::string& config_path, |
| IDiagnostics* diag) { |
| StringInputStream in(contents); |
| std::unique_ptr<xml::XmlResource> doc = xml::Inflate(&in, diag, Source(config_path)); |
| if (!doc) { |
| return {}; |
| } |
| |
| // Strip any namespaces from the XML as the XmlActionExecutor ignores anything with a namespace. |
| Element* root = doc->root.get(); |
| if (root == nullptr) { |
| diag->Error(DiagMessage() << "Could not find the root element in the XML document"); |
| return {}; |
| } |
| |
| std::string& xml_ns = root->namespace_uri; |
| if (!xml_ns.empty()) { |
| if (xml_ns != kAaptXmlNs) { |
| diag->Error(DiagMessage() << "Unknown namespace found on root element: " << xml_ns); |
| return {}; |
| } |
| |
| xml_ns.clear(); |
| NamespaceVisitor visitor; |
| root->Accept(&visitor); |
| } |
| |
| XmlActionExecutor executor; |
| XmlNodeAction& root_action = executor["post-process"]; |
| XmlNodeAction& artifacts_action = root_action["artifacts"]; |
| |
| PostProcessingConfiguration config; |
| |
| // Parse the artifact elements. |
| artifacts_action["artifact"].Action(Bind(&config, ArtifactTagHandler)); |
| artifacts_action["artifact-format"].Action(Bind(&config, ArtifactFormatTagHandler)); |
| |
| // Parse the different configuration groups. |
| root_action["abi-groups"]["abi-group"].Action(Bind(&config, AbiGroupTagHandler)); |
| root_action["screen-density-groups"]["screen-density-group"].Action( |
| Bind(&config, ScreenDensityGroupTagHandler)); |
| root_action["locale-groups"]["locale-group"].Action(Bind(&config, LocaleGroupTagHandler)); |
| root_action["android-sdks"]["android-sdk"].Action(Bind(&config, AndroidSdkTagHandler)); |
| root_action["gl-texture-groups"]["gl-texture-group"].Action( |
| Bind(&config, GlTextureGroupTagHandler)); |
| root_action["device-feature-groups"]["device-feature-group"].Action( |
| Bind(&config, DeviceFeatureGroupTagHandler)); |
| |
| if (!executor.Execute(XmlActionExecutorPolicy::kNone, diag, doc.get())) { |
| diag->Error(DiagMessage() << "Could not process XML document"); |
| return {}; |
| } |
| |
| return {config}; |
| } |
| |
| const StringPiece& AbiToString(Abi abi) { |
| return kAbiToStringMap.at(static_cast<size_t>(abi)); |
| } |
| |
| /** |
| * Returns the common artifact base name from a template string. |
| */ |
| Maybe<std::string> ToBaseName(std::string result, const StringPiece& apk_name, IDiagnostics* diag) { |
| const StringPiece ext = file::GetExtension(apk_name); |
| size_t end_index = apk_name.to_string().rfind(ext.to_string()); |
| const std::string base_name = |
| (end_index != std::string::npos) ? std::string{apk_name.begin(), end_index} : ""; |
| |
| // Base name is optional. |
| if (result.find("${basename}") != std::string::npos) { |
| Maybe<StringPiece> maybe_base_name = |
| base_name.empty() ? Maybe<StringPiece>{} : Maybe<StringPiece>{base_name}; |
| if (!ReplacePlaceholder("${basename}", maybe_base_name, &result, diag)) { |
| return {}; |
| } |
| } |
| |
| // Extension is optional. |
| if (result.find("${ext}") != std::string::npos) { |
| // Make sure we disregard the '.' in the extension when replacing the placeholder. |
| if (!ReplacePlaceholder("${ext}", {ext.substr(1)}, &result, diag)) { |
| return {}; |
| } |
| } else { |
| // If no extension is specified, and the name template does not end in the current extension, |
| // add the existing extension. |
| if (!util::EndsWith(result, ext)) { |
| result.append(ext.to_string()); |
| } |
| } |
| |
| return result; |
| } |
| |
| Maybe<std::string> ConfiguredArtifact::ToArtifactName(const StringPiece& format, |
| const StringPiece& apk_name, |
| IDiagnostics* diag) const { |
| Maybe<std::string> base = ToBaseName(format.to_string(), apk_name, diag); |
| if (!base) { |
| return {}; |
| } |
| std::string result = std::move(base.value()); |
| |
| if (!ReplacePlaceholder("${abi}", abi_group, &result, diag)) { |
| return {}; |
| } |
| |
| if (!ReplacePlaceholder("${density}", screen_density_group, &result, diag)) { |
| return {}; |
| } |
| |
| if (!ReplacePlaceholder("${locale}", locale_group, &result, diag)) { |
| return {}; |
| } |
| |
| if (!ReplacePlaceholder("${sdk}", android_sdk, &result, diag)) { |
| return {}; |
| } |
| |
| if (!ReplacePlaceholder("${feature}", device_feature_group, &result, diag)) { |
| return {}; |
| } |
| |
| if (!ReplacePlaceholder("${gl}", gl_texture_group, &result, diag)) { |
| return {}; |
| } |
| |
| return result; |
| } |
| |
| Maybe<std::string> ConfiguredArtifact::Name(const StringPiece& apk_name, IDiagnostics* diag) const { |
| if (!name) { |
| return {}; |
| } |
| |
| return ToBaseName(name.value(), apk_name, diag); |
| } |
| |
| } // namespace configuration |
| |
| /** Returns a ConfigurationParser for the file located at the provided path. */ |
| Maybe<ConfigurationParser> ConfigurationParser::ForPath(const std::string& path) { |
| std::string contents; |
| if (!ReadFileToString(path, &contents, true)) { |
| return {}; |
| } |
| return ConfigurationParser(contents, path); |
| } |
| |
| ConfigurationParser::ConfigurationParser(std::string contents, const std::string& config_path) |
| : contents_(std::move(contents)), config_path_(config_path), diag_(&noop_) { |
| } |
| |
| Maybe<std::vector<OutputArtifact>> ConfigurationParser::Parse( |
| const android::StringPiece& apk_path) { |
| Maybe<PostProcessingConfiguration> maybe_config = |
| ExtractConfiguration(contents_, config_path_, diag_); |
| if (!maybe_config) { |
| return {}; |
| } |
| |
| // Convert from a parsed configuration to a list of artifacts for processing. |
| const std::string& apk_name = file::GetFilename(apk_path).to_string(); |
| std::vector<OutputArtifact> output_artifacts; |
| |
| PostProcessingConfiguration& config = maybe_config.value(); |
| |
| bool valid = true; |
| int version = 1; |
| |
| for (const ConfiguredArtifact& artifact : config.artifacts) { |
| Maybe<OutputArtifact> output_artifact = ToOutputArtifact(artifact, apk_name, config, diag_); |
| if (!output_artifact) { |
| // Defer return an error condition so that all errors are reported. |
| valid = false; |
| } else { |
| output_artifact.value().version = version++; |
| output_artifacts.push_back(std::move(output_artifact.value())); |
| } |
| } |
| |
| if (!config.ValidateVersionCodeOrdering(diag_)) { |
| diag_->Error(DiagMessage() << "could not validate post processing configuration"); |
| valid = false; |
| } |
| |
| if (valid) { |
| // Sorting artifacts requires that all references are valid as it uses them to determine order. |
| config.SortArtifacts(); |
| } |
| |
| if (!valid) { |
| return {}; |
| } |
| |
| return {output_artifacts}; |
| } |
| |
| namespace configuration { |
| namespace handler { |
| |
| bool ArtifactTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| ConfiguredArtifact artifact{}; |
| for (const auto& attr : root_element->attributes) { |
| if (attr.name == "name") { |
| artifact.name = attr.value; |
| } else if (attr.name == "abi-group") { |
| artifact.abi_group = {attr.value}; |
| } else if (attr.name == "screen-density-group") { |
| artifact.screen_density_group = {attr.value}; |
| } else if (attr.name == "locale-group") { |
| artifact.locale_group = {attr.value}; |
| } else if (attr.name == "android-sdk") { |
| artifact.android_sdk = {attr.value}; |
| } else if (attr.name == "gl-texture-group") { |
| artifact.gl_texture_group = {attr.value}; |
| } else if (attr.name == "device-feature-group") { |
| artifact.device_feature_group = {attr.value}; |
| } else { |
| diag->Note(DiagMessage() << "Unknown artifact attribute: " << attr.name << " = " |
| << attr.value); |
| } |
| } |
| config->artifacts.push_back(artifact); |
| return true; |
| }; |
| |
| bool ArtifactFormatTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* /* diag */) { |
| for (auto& node : root_element->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| config->artifact_format = TrimWhitespace(t->text).to_string(); |
| break; |
| } |
| } |
| return true; |
| }; |
| |
| bool AbiGroupTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| std::string label = GetLabel(root_element, diag); |
| if (label.empty()) { |
| return false; |
| } |
| |
| bool valid = true; |
| OrderedEntry<Abi>& entry = config->abi_groups[label]; |
| Maybe<int32_t> order = GetVersionCodeOrder(root_element, diag); |
| if (!order) { |
| valid = false; |
| } else { |
| entry.order = order.value(); |
| } |
| auto& group = entry.entry; |
| |
| // Special case for empty abi-group tag. Label will be used as the ABI. |
| if (root_element->GetChildElements().empty()) { |
| auto abi = kStringToAbiMap.find(label); |
| if (abi == kStringToAbiMap.end()) { |
| return false; |
| } |
| group.push_back(abi->second); |
| return valid; |
| } |
| |
| for (auto* child : root_element->GetChildElements()) { |
| if (child->name != "abi") { |
| diag->Error(DiagMessage() << "Unexpected element in ABI group: " << child->name); |
| valid = false; |
| } else { |
| for (auto& node : child->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| auto abi = kStringToAbiMap.find(TrimWhitespace(t->text).to_string()); |
| if (abi != kStringToAbiMap.end()) { |
| group.push_back(abi->second); |
| } else { |
| diag->Error(DiagMessage() << "Could not parse ABI value: " << t->text); |
| valid = false; |
| } |
| break; |
| } |
| } |
| } |
| } |
| |
| return valid; |
| }; |
| |
| bool ScreenDensityGroupTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| std::string label = GetLabel(root_element, diag); |
| if (label.empty()) { |
| return false; |
| } |
| |
| bool valid = true; |
| OrderedEntry<ConfigDescription>& entry = config->screen_density_groups[label]; |
| Maybe<int32_t> order = GetVersionCodeOrder(root_element, diag); |
| if (!order) { |
| valid = false; |
| } else { |
| entry.order = order.value(); |
| } |
| auto& group = entry.entry; |
| |
| // Special case for empty screen-density-group tag. Label will be used as the screen density. |
| if (root_element->GetChildElements().empty()) { |
| ConfigDescription config_descriptor; |
| bool parsed = ConfigDescription::Parse(label, &config_descriptor); |
| if (parsed && |
| (config_descriptor.CopyWithoutSdkVersion().diff(ConfigDescription::DefaultConfig()) == |
| android::ResTable_config::CONFIG_DENSITY)) { |
| // Copy the density with the minimum SDK version stripped out. |
| group.push_back(config_descriptor.CopyWithoutSdkVersion()); |
| } else { |
| diag->Error(DiagMessage() |
| << "Could not parse config descriptor for empty screen-density-group: " |
| << label); |
| valid = false; |
| } |
| |
| return valid; |
| } |
| |
| for (auto* child : root_element->GetChildElements()) { |
| if (child->name != "screen-density") { |
| diag->Error(DiagMessage() << "Unexpected root_element in screen density group: " |
| << child->name); |
| valid = false; |
| } else { |
| for (auto& node : child->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| ConfigDescription config_descriptor; |
| const android::StringPiece& text = TrimWhitespace(t->text); |
| bool parsed = ConfigDescription::Parse(text, &config_descriptor); |
| if (parsed && |
| (config_descriptor.CopyWithoutSdkVersion().diff(ConfigDescription::DefaultConfig()) == |
| android::ResTable_config::CONFIG_DENSITY)) { |
| // Copy the density with the minimum SDK version stripped out. |
| group.push_back(config_descriptor.CopyWithoutSdkVersion()); |
| } else { |
| diag->Error(DiagMessage() |
| << "Could not parse config descriptor for screen-density: " << text); |
| valid = false; |
| } |
| break; |
| } |
| } |
| } |
| } |
| |
| return valid; |
| }; |
| |
| bool LocaleGroupTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| std::string label = GetLabel(root_element, diag); |
| if (label.empty()) { |
| return false; |
| } |
| |
| bool valid = true; |
| OrderedEntry<ConfigDescription>& entry = config->locale_groups[label]; |
| Maybe<int32_t> order = GetVersionCodeOrder(root_element, diag); |
| if (!order) { |
| valid = false; |
| } else { |
| entry.order = order.value(); |
| } |
| auto& group = entry.entry; |
| |
| // Special case to auto insert a locale for an empty group. Label will be used for locale. |
| if (root_element->GetChildElements().empty()) { |
| ConfigDescription config_descriptor; |
| bool parsed = ConfigDescription::Parse(label, &config_descriptor); |
| if (parsed && |
| (config_descriptor.CopyWithoutSdkVersion().diff(ConfigDescription::DefaultConfig()) == |
| android::ResTable_config::CONFIG_LOCALE)) { |
| // Copy the locale with the minimum SDK version stripped out. |
| group.push_back(config_descriptor.CopyWithoutSdkVersion()); |
| } else { |
| diag->Error(DiagMessage() |
| << "Could not parse config descriptor for empty screen-density-group: " |
| << label); |
| valid = false; |
| } |
| |
| return valid; |
| } |
| |
| for (auto* child : root_element->GetChildElements()) { |
| if (child->name != "locale") { |
| diag->Error(DiagMessage() << "Unexpected root_element in screen density group: " |
| << child->name); |
| valid = false; |
| } else { |
| for (auto& node : child->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| ConfigDescription config_descriptor; |
| const android::StringPiece& text = TrimWhitespace(t->text); |
| bool parsed = ConfigDescription::Parse(text, &config_descriptor); |
| if (parsed && |
| (config_descriptor.CopyWithoutSdkVersion().diff(ConfigDescription::DefaultConfig()) == |
| android::ResTable_config::CONFIG_LOCALE)) { |
| // Copy the locale with the minimum SDK version stripped out. |
| group.push_back(config_descriptor.CopyWithoutSdkVersion()); |
| } else { |
| diag->Error(DiagMessage() |
| << "Could not parse config descriptor for screen-density: " << text); |
| valid = false; |
| } |
| break; |
| } |
| } |
| } |
| } |
| |
| return valid; |
| }; |
| |
| bool AndroidSdkTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| AndroidSdk entry = AndroidSdk::ForMinSdk(-1); |
| bool valid = true; |
| for (const auto& attr : root_element->attributes) { |
| bool valid_attr = false; |
| if (attr.name == "label") { |
| entry.label = attr.value; |
| valid_attr = true; |
| } else if (attr.name == "minSdkVersion") { |
| Maybe<int> version = ResourceUtils::ParseSdkVersion(attr.value); |
| if (version) { |
| valid_attr = true; |
| entry.min_sdk_version = version.value(); |
| } |
| } else if (attr.name == "targetSdkVersion") { |
| Maybe<int> version = ResourceUtils::ParseSdkVersion(attr.value); |
| if (version) { |
| valid_attr = true; |
| entry.target_sdk_version = version; |
| } |
| } else if (attr.name == "maxSdkVersion") { |
| Maybe<int> version = ResourceUtils::ParseSdkVersion(attr.value); |
| if (version) { |
| valid_attr = true; |
| entry.max_sdk_version = version; |
| } |
| } |
| |
| if (!valid_attr) { |
| diag->Error(DiagMessage() << "Invalid attribute: " << attr.name << " = " << attr.value); |
| valid = false; |
| } |
| } |
| |
| if (entry.min_sdk_version == -1) { |
| diag->Error(DiagMessage() << "android-sdk is missing minSdkVersion attribute"); |
| valid = false; |
| } |
| |
| // TODO: Fill in the manifest details when they are finalised. |
| for (auto node : root_element->GetChildElements()) { |
| if (node->name == "manifest") { |
| if (entry.manifest) { |
| diag->Warn(DiagMessage() << "Found multiple manifest tags. Ignoring duplicates."); |
| continue; |
| } |
| entry.manifest = {AndroidManifest()}; |
| } |
| } |
| |
| config->android_sdks[entry.label] = entry; |
| return valid; |
| }; |
| |
| bool GlTextureGroupTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| std::string label = GetLabel(root_element, diag); |
| if (label.empty()) { |
| return false; |
| } |
| |
| bool valid = true; |
| OrderedEntry<GlTexture>& entry = config->gl_texture_groups[label]; |
| Maybe<int32_t> order = GetVersionCodeOrder(root_element, diag); |
| if (!order) { |
| valid = false; |
| } else { |
| entry.order = order.value(); |
| } |
| auto& group = entry.entry; |
| |
| GlTexture result; |
| for (auto* child : root_element->GetChildElements()) { |
| if (child->name != "gl-texture") { |
| diag->Error(DiagMessage() << "Unexpected element in GL texture group: " << child->name); |
| valid = false; |
| } else { |
| for (const auto& attr : child->attributes) { |
| if (attr.name == "name") { |
| result.name = attr.value; |
| break; |
| } |
| } |
| |
| for (auto* element : child->GetChildElements()) { |
| if (element->name != "texture-path") { |
| diag->Error(DiagMessage() << "Unexpected element in gl-texture element: " << child->name); |
| valid = false; |
| continue; |
| } |
| for (auto& node : element->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| result.texture_paths.push_back(TrimWhitespace(t->text).to_string()); |
| } |
| } |
| } |
| } |
| group.push_back(result); |
| } |
| |
| return valid; |
| }; |
| |
| bool DeviceFeatureGroupTagHandler(PostProcessingConfiguration* config, Element* root_element, |
| IDiagnostics* diag) { |
| std::string label = GetLabel(root_element, diag); |
| if (label.empty()) { |
| return false; |
| } |
| |
| bool valid = true; |
| OrderedEntry<DeviceFeature>& entry = config->device_feature_groups[label]; |
| Maybe<int32_t> order = GetVersionCodeOrder(root_element, diag); |
| if (!order) { |
| valid = false; |
| } else { |
| entry.order = order.value(); |
| } |
| auto& group = entry.entry; |
| |
| for (auto* child : root_element->GetChildElements()) { |
| if (child->name != "supports-feature") { |
| diag->Error(DiagMessage() << "Unexpected root_element in device feature group: " |
| << child->name); |
| valid = false; |
| } else { |
| for (auto& node : child->children) { |
| xml::Text* t; |
| if ((t = NodeCast<xml::Text>(node.get())) != nullptr) { |
| group.push_back(TrimWhitespace(t->text).to_string()); |
| break; |
| } |
| } |
| } |
| } |
| |
| return valid; |
| }; |
| |
| } // namespace handler |
| } // namespace configuration |
| |
| } // namespace aapt |