| /* |
| * 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. |
| */ |
| |
| // Based on: |
| // https://android.googlesource.com/platform/tools/base/+/studio-3.0/build-system/google-services/src/main/groovy/com/google/gms/googleservices/GoogleServicesTask.java |
| |
| package com.google.gms.googleservices; |
| |
| import com.google.gson.JsonArray; |
| import com.google.gson.JsonElement; |
| import com.google.gson.JsonObject; |
| import com.google.gson.JsonParser; |
| import com.google.gson.JsonPrimitive; |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.util.Map; |
| import java.util.TreeMap; |
| |
| /** |
| * Creates Android resource XML for Google services (e.g. FCM) from a |
| * google-services.json file. |
| * |
| * Command line: |
| * packageName inputJsonFile outputXmlFile |
| */ |
| public class GenerateGoogleServicesXml { |
| |
| private static final String STATUS_DISABLED = "1"; |
| private static final String STATUS_ENABLED = "2"; |
| private static final int WEB_CLIENT_TYPE = 3; |
| |
| public static void main(String[] args) throws Exception { |
| |
| if (args.length != 3) { |
| System.err.println("3 arguments required:"); |
| System.err.println("packageName inputJsonFile outputXmlFile"); |
| System.exit(1); |
| } |
| |
| String packageName = args[0]; |
| String inputJsonFile = args[1]; |
| String outputXmlFile = args[2]; |
| |
| JsonElement root = new JsonParser().parse(Files.newBufferedReader(Paths.get(inputJsonFile))); |
| |
| if (!root.isJsonObject()) { |
| throw new Exception("Malformed root json"); |
| } |
| |
| JsonObject rootObject = root.getAsJsonObject(); |
| |
| Map<String, String> resValues = new TreeMap<>(); |
| Map<String, Map<String, String>> resAttributes = new TreeMap<>(); |
| |
| handleProjectInfo(rootObject, resValues); |
| |
| JsonObject clientObject = getClientForPackageName(packageName, rootObject); |
| |
| if (clientObject != null) { |
| handleDefaultWebClientId(clientObject, resValues); |
| handleApiKey(clientObject, resValues); |
| handleAdsService(clientObject, resValues); |
| handleMapsService(clientObject, resValues); |
| handleGoogleAppId(clientObject, resValues); |
| } else { |
| throw new RuntimeException("No matching client found for package name '" + packageName + "'"); |
| } |
| |
| try(BufferedWriter w = Files.newBufferedWriter(Paths.get(outputXmlFile))) { |
| w.write(getValuesContent(resValues, resAttributes)); |
| } |
| } |
| |
| private static void handleProjectInfo(JsonObject rootObject, Map<String, String> resValues) |
| throws IOException { |
| JsonObject projectInfo = rootObject.getAsJsonObject("project_info"); |
| if (projectInfo == null) { |
| throw new RuntimeException("Missing project_info object"); |
| } |
| |
| JsonPrimitive projectNumber = projectInfo.getAsJsonPrimitive("project_number"); |
| if (projectNumber == null) { |
| throw new RuntimeException("Missing project_info/project_number object"); |
| } |
| |
| resValues.put("gcm_defaultSenderId", projectNumber.getAsString()); |
| |
| addProjectInfo(projectInfo, resValues, "project_id", "project_id"); |
| addProjectInfo(projectInfo, resValues, "firebase_url", "firebase_database_url"); |
| addProjectInfo(projectInfo, resValues, "storage_bucket", "google_storage_bucket"); |
| } |
| |
| private static void addProjectInfo( |
| JsonObject projectInfo, Map<String, String> resValues, String sourceName, String destName) |
| { |
| if (projectInfo.has(sourceName)) { |
| resValues.put(destName, projectInfo.getAsJsonPrimitive(sourceName).getAsString()); |
| } |
| } |
| |
| private static void handleDefaultWebClientId(JsonObject clientObject, |
| Map<String, String> resValues) { |
| for (JsonElement oauthClientElement : clientObject.getAsJsonArray("oauth_client")) { |
| JsonObject oauthClient = oauthClientElement.getAsJsonObject(); |
| int clientType = oauthClient.getAsJsonPrimitive("client_type").getAsInt(); |
| if (clientType == WEB_CLIENT_TYPE) { |
| String clientId = oauthClient.getAsJsonPrimitive("client_id").getAsString(); |
| resValues.put("default_web_client_id", clientId); |
| return; |
| } |
| } |
| } |
| |
| private static void handleApiKey(JsonObject clientObject, Map<String, String> resValues) { |
| if (clientObject.has("api_key")) { |
| JsonArray apiKeys = clientObject.getAsJsonArray("api_key"); |
| JsonObject firstApiKey = apiKeys.get(0).getAsJsonObject(); |
| String currentKey = firstApiKey.getAsJsonPrimitive("current_key").getAsString(); |
| resValues.put("google_api_key", currentKey); |
| resValues.put("google_crash_reporting_api_key", currentKey); |
| } |
| } |
| |
| /** |
| * Handle a client object for analytics (@xml/global_tracker) |
| * @param clientObject the client Json object. |
| * @throws IOException |
| */ |
| private static void handleAdsService(JsonObject clientObject, Map<String, String> resValues) |
| throws IOException { |
| JsonObject adsService = getServiceByName(clientObject, "ads_service"); |
| if (adsService == null) return; |
| |
| findStringByName(adsService, "test_banner_ad_unit_id", resValues); |
| findStringByName(adsService, "test_interstitial_ad_unit_id", resValues); |
| } |
| |
| private static void findStringByName(JsonObject jsonObject, String stringName, |
| Map<String, String> resValues) { |
| JsonPrimitive id = jsonObject.getAsJsonPrimitive(stringName); |
| if (id != null) { |
| resValues.put(stringName, id.getAsString()); |
| } |
| } |
| |
| /** |
| * Handle a client object for maps (@string/google_maps_key). |
| * @param clientObject the client Json object. |
| * @throws IOException |
| */ |
| private static void handleMapsService(JsonObject clientObject, Map<String, String> resValues) |
| throws IOException { |
| JsonObject mapsService = getServiceByName(clientObject, "maps_service"); |
| if (mapsService == null) return; |
| |
| JsonArray array = clientObject.getAsJsonArray("api_key"); |
| if (array != null) { |
| final int count = array.size(); |
| for (int i = 0 ; i < count ; i++) { |
| JsonElement apiKeyElement = array.get(i); |
| if (apiKeyElement == null || !apiKeyElement.isJsonObject()) { |
| continue; |
| } |
| JsonObject apiKeyObject = apiKeyElement.getAsJsonObject(); |
| JsonPrimitive currentKey = apiKeyObject.getAsJsonPrimitive("current_key"); |
| if (currentKey == null) { |
| continue; |
| } |
| resValues.put("google_maps_key", currentKey.getAsString()); |
| return; |
| } |
| } |
| throw new RuntimeException("Missing api_key/current_key object"); |
| } |
| |
| /** |
| * Handle a client object for Google App Id. |
| */ |
| private static void handleGoogleAppId(JsonObject clientObject, Map<String, String> resValues) |
| throws IOException { |
| JsonObject clientInfo = clientObject.getAsJsonObject("client_info"); |
| if (clientInfo == null) { |
| // Should not happen |
| throw new RuntimeException("Client does not have client info"); |
| } |
| |
| JsonPrimitive googleAppId = clientInfo.getAsJsonPrimitive("mobilesdk_app_id"); |
| if (googleAppId == null) return; |
| |
| String googleAppIdStr = googleAppId.getAsString(); |
| if (googleAppIdStr == null || googleAppIdStr.isEmpty()) return; |
| |
| resValues.put("google_app_id", googleAppIdStr); |
| } |
| |
| /** |
| * find an item in the "client" array that match the package name of the app |
| * @param jsonObject the root json object. |
| * @return a JsonObject representing the client entry or null if no match is found. |
| */ |
| private static JsonObject getClientForPackageName(String packageName, JsonObject jsonObject) { |
| JsonArray array = jsonObject.getAsJsonArray("client"); |
| if (array != null) { |
| final int count = array.size(); |
| for (int i = 0 ; i < count ; i++) { |
| JsonElement clientElement = array.get(i); |
| if (clientElement == null || !clientElement.isJsonObject()) { |
| continue; |
| } |
| |
| JsonObject clientObject = clientElement.getAsJsonObject(); |
| |
| JsonObject clientInfo = clientObject.getAsJsonObject("client_info"); |
| if (clientInfo == null) continue; |
| |
| JsonObject androidClientInfo = clientInfo.getAsJsonObject("android_client_info"); |
| if (androidClientInfo == null) continue; |
| |
| JsonPrimitive clientPackageName = androidClientInfo.getAsJsonPrimitive("package_name"); |
| if (clientPackageName == null) continue; |
| |
| if (packageName.equals(clientPackageName.getAsString())) { |
| return clientObject; |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Finds a service by name in the client object. Returns null if the service is not found |
| * or if the service is disabled. |
| * |
| * @param clientObject the json object that represents the client. |
| * @param serviceName the service name |
| * @return the service if found. |
| */ |
| private static JsonObject getServiceByName(JsonObject clientObject, String serviceName) { |
| JsonObject services = clientObject.getAsJsonObject("services"); |
| if (services == null) return null; |
| |
| JsonObject service = services.getAsJsonObject(serviceName); |
| if (service == null) return null; |
| |
| JsonPrimitive status = service.getAsJsonPrimitive("status"); |
| if (status == null) return null; |
| |
| String statusStr = status.getAsString(); |
| |
| if (STATUS_DISABLED.equals(statusStr)) return null; |
| if (!STATUS_ENABLED.equals(statusStr)) { |
| System.err.println(String.format("Status with value '%1$s' for service '%2$s' is unknown", |
| statusStr, |
| serviceName)); |
| return null; |
| } |
| |
| return service; |
| } |
| |
| private static String getValuesContent(Map<String, String> values, |
| Map<String, Map<String, String>> attributes) { |
| StringBuilder sb = new StringBuilder(256); |
| |
| sb.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n" + |
| "<resources>\n"); |
| |
| for (Map.Entry<String, String> entry : values.entrySet()) { |
| String name = entry.getKey(); |
| sb.append(" <string name=\"").append(name).append("\" translatable=\"false\""); |
| if (attributes.containsKey(name)) { |
| for (Map.Entry<String, String> attr : attributes.get(name).entrySet()) { |
| sb.append(" ").append(attr.getKey()).append("=\"") |
| .append(attr.getValue()).append("\""); |
| } |
| } |
| sb.append(">").append(entry.getValue()).append("</string>\n"); |
| } |
| |
| sb.append("</resources>\n"); |
| |
| return sb.toString(); |
| } |
| } |