content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.camel.component.fop;
  
  import java.io.IOException;
  import java.io.InputStream;
  
  import org.apache.camel.Endpoint;
  import org.apache.camel.Exchange;
  import org.apache.camel.Producer;
  import org.apache.camel.support.DefaultExchange;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.apache.pdfbox.Loader;
  import org.apache.pdfbox.cos.COSName;
  import org.apache.pdfbox.io.RandomAccessReadBuffer;
  import org.apache.pdfbox.pdmodel.PDDocument;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class FopEndpointTest extends CamelTestSupport {
  
      private boolean canTest() {
          try {
              context().getEndpoint("fop:pdf");
          } catch (Exception e) {
              return false;
          }
  
          return true;
      }
  
      @Test
      public void generatePdfFromXslfoWithSpecificText() throws Exception {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          Endpoint endpoint = context().getEndpoint("fop:pdf");
          Producer producer = endpoint.createProducer();
          Exchange exchange = new DefaultExchange(context);
          exchange.getIn().setBody(FopHelper.decorateTextWithXSLFO("Test Content"));
  
          producer.process(exchange);
          PDDocument document = getDocumentFrom(exchange);
          String content = FopHelper.extractTextFrom(document);
          assertEquals("Test Content", content);
      }
  
      @Test
      public void specifyCustomUserConfigurationFile() {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          FopEndpoint customConfiguredEndpoint = context()
                  .getEndpoint("fop:pdf?userConfigURL=file:src/test/data/conf/testcfg.xml",
                          FopEndpoint.class);
          float customSourceResolution = customConfiguredEndpoint.getFopFactory().getSourceResolution();
          assertEquals(96.0, customSourceResolution, 0.1);
      }
  
      @Test
      public void specifyCustomUserConfigurationFileClasspath() {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          FopEndpoint customConfiguredEndpoint = context()
                  .getEndpoint("fop:pdf?userConfigURL=myconf/testcfg.xml",
                          FopEndpoint.class);
          float customSourceResolution = customConfiguredEndpoint.getFopFactory().getSourceResolution();
          assertEquals(96.0, customSourceResolution, 0.1);
      }
  
      @Test
      public void setPDFRenderingMetadataPerDocument() throws Exception {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          Endpoint endpoint = context().getEndpoint("fop:pdf");
          Producer producer = endpoint.createProducer();
          Exchange exchange = new DefaultExchange(context);
          exchange.getIn().setHeader("CamelFop.Render.Creator", "Test User");
          exchange.getIn().setBody(FopHelper.decorateTextWithXSLFO("Test Content"));
  
          producer.process(exchange);
          PDDocument document = getDocumentFrom(exchange);
          String creator = FopHelper.getDocumentMetadataValue(document, COSName.CREATOR);
          assertEquals("Test User", creator);
      }
  
      @Test
      public void encryptPdfWithUserPassword() throws Exception {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          Endpoint endpoint = context().getEndpoint("fop:pdf");
          Producer producer = endpoint.createProducer();
          Exchange exchange = new DefaultExchange(context);
          final String password = "secret";
          exchange.getIn().setHeader("CamelFop.Encrypt.userPassword", password);
          exchange.getIn().setBody(FopHelper.decorateTextWithXSLFO("Test Content"));
  
          producer.process(exchange);
          try (InputStream inputStream = exchange.getMessage().getBody(InputStream.class)) {
              PDDocument document = Loader.loadPDF(new RandomAccessReadBuffer(inputStream), password);
              assertTrue(document.isEncrypted());
          }
      }
  
      @Test
      public void overridePdfOutputFormatToPlainText() throws Exception {
          if (!canTest()) {
              // cannot run on CI
              return;
          }
  
          String defaultOutputFormat = "pdf";
          Endpoint endpoint = context().getEndpoint("fop:" + defaultOutputFormat);
          Producer producer = endpoint.createProducer();
          Exchange exchange = new DefaultExchange(context);
          exchange.getIn().setHeader(FopConstants.CAMEL_FOP_OUTPUT_FORMAT, "txt");
          exchange.getIn().setBody(FopHelper.decorateTextWithXSLFO("Test Content"));
  
          producer.process(exchange);
          String plainText = exchange.getMessage().getBody(String.class).trim();
          assertEquals("Test Content", plainText);
      }
  
      private PDDocument getDocumentFrom(Exchange exchange) throws IOException {
          InputStream inputStream = exchange.getMessage().getBody(InputStream.class);
          return Loader.loadPDF(new RandomAccessReadBuffer(inputStream));
      }
  }
  