| // Copyright (C) 2022 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. |
| |
| package com.googlesource.gerrit.plugins.its.jira.workflow; |
| |
| import com.google.common.io.CharStreams; |
| import com.google.inject.ProvisionException; |
| import com.google.template.soy.SoyFileSet; |
| import com.google.template.soy.jbcsrc.api.SoySauce.Renderer; |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.nio.charset.StandardCharsets; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.Map; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class SoyTemplateRenderer { |
| |
| private static final Logger log = LoggerFactory.getLogger(SoyTemplateRenderer.class); |
| |
| private final Path templateDir; |
| |
| public SoyTemplateRenderer(Path itsPath) { |
| this.templateDir = itsPath.resolve("templates"); |
| } |
| |
| private String soyTextTemplate( |
| SoyFileSet.Builder builder, String template, Map<String, String> properties) { |
| |
| Path templatePath = templateDir.resolve(template + ".soy"); |
| String content; |
| |
| try (Reader r = Files.newBufferedReader(templatePath, StandardCharsets.UTF_8)) { |
| content = CharStreams.toString(r); |
| } catch (IOException err) { |
| throw new ProvisionException( |
| "Failed to read template file " + templatePath.toAbsolutePath().toString(), err); |
| } |
| |
| builder.add(content, templatePath.toAbsolutePath().toString()); |
| Renderer renderer = |
| builder |
| .build() |
| .compileTemplates() |
| .renderTemplate("etc.its.templates." + template) |
| .setData(properties); |
| String rendered = renderer.renderText().get(); |
| log.debug("Rendered template {} to:\n{}", templatePath, rendered); |
| return rendered; |
| } |
| |
| public String render(String template, Map<String, String> properties) throws IOException { |
| return soyTextTemplate(SoyFileSet.builder(), template, properties); |
| } |
| } |