xelatex as PDF generator backend added, but not in use yet.

html2latex/html2xelatex1/html2xelatex1.java

@@ -0,0 +1,208 @@
+/* Copyright (C) 2015  Stephan Kreutzer
+ *
+ * This file is part of html2xelatex1.
+ *
+ * html2xelatex1 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License version 3 or any later version,
+ * as published by the Free Software Foundation.
+ *
+ * html2xelatex1 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License 3 for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License 3
+ * along with html2xelatex1. If not, see <http://www.gnu.org/licenses/>.
+ */
+/**
+ * @file $/html2latex/html2xelatex1/html2xelatex1.java
+ * @brief Prepare a semantic HTML input file based on template1 of odt2html
+ *     to be processed by xelatex.
+ * @author Stephan Kreutzer
+ * @since 2015-04-05
+ */
+
+
+
+import java.io.File;
+import java.util.Scanner;
+import java.io.IOException;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.FileNotFoundException;
+
+
+
+public class html2xelatex1
+{
+    public static void main(String args[])
+    {
+        System.out.print("html2xelatex1  Copyright (C) 2015  Stephan Kreutzer\n" +
+                         "This program comes with ABSOLUTELY NO WARRANTY.\n" +
+                         "This is free software, and you are welcome to redistribute it\n" +
+                         "under certain conditions. See the GNU Affero General Public\n" +
+                         "License 3 or any later version for details. Also, see the source code\n" +
+                         "repository https://github.com/publishing-systems/automated_digital_publishing/\n" +
+                         "and the project website http://www.publishing-systems.org.\n\n");
+
+        String programPath = html2xelatex1.class.getProtectionDomain().getCodeSource().getLocation().getFile();
+
+        if (args.length < 2)
+        {
+            System.out.print("Usage:\n" +
+                             "\thtml2xelatex1 in-file out-file\n\n");
+            System.exit(1);
+        }
+
+
+        File inputHTMLFile = new File(args[0]);
+
+        if (inputHTMLFile.exists() != true)
+        {
+            System.out.print("html2xelatex1: '" + inputHTMLFile.getAbsolutePath() + "' doesn't exist.\n");
+            System.exit(-1);
+        }
+
+        if (inputHTMLFile.isFile() != true)
+        {
+            System.out.print("html2xelatex1: '" + inputHTMLFile.getAbsolutePath() + "' isn't a file.\n");
+            System.exit(-2);
+        }
+
+        if (inputHTMLFile.canRead() != true)
+        {
+            System.out.print("html2xelatex1: '" + inputHTMLFile.getAbsolutePath() + "' isn't readable.\n");
+            System.exit(-3);
+        }
+
+
+        File tempDirectory = new File(programPath + "temp");
+
+        if (tempDirectory.exists() == true)
+        {
+            if (tempDirectory.isDirectory() == true)
+            {
+                if (tempDirectory.canWrite() != true)
+                {
+                    System.out.println("html2xelatex1: Can't write to temp directory '" + tempDirectory.getAbsolutePath() + "'.");
+                    System.exit(-1);
+                }
+            }
+            else
+            {
+                System.out.println("html2xelatex1: Temp path '" + tempDirectory.getAbsolutePath() + "' exists, but isn't a directory.");
+                System.exit(-1);
+            }
+        }
+        else
+        {
+            if (tempDirectory.mkdir() != true)
+            {
+                System.out.println("html2xelatex1: Can't create temp directory '" + tempDirectory.getAbsolutePath() + "'.");
+                System.exit(-1);
+            }
+        }
+
+        if (tempDirectory.exists() != true)
+        {
+            System.out.print("html2xelatex1: Temp directory '" + tempDirectory.getAbsolutePath() + "' doesn't exist.\n");
+            System.exit(-9);
+        }
+        else
+        {
+            if (tempDirectory.isDirectory() != true)
+            {
+                System.out.print("html2xelatex1: Temp directory path '" + tempDirectory.getAbsolutePath() + "' exists, but isn't a directory.\n");
+                System.exit(-10);
+            }
+        }
+
+
+        File outputHTMLFile = new File(tempDirectory.getAbsolutePath() + File.separator + "output.tex");
+
+        ProcessBuilder builder = new ProcessBuilder("java", "xsltransformator1", inputHTMLFile.getAbsolutePath(), programPath + "html2xelatex1.xsl", outputHTMLFile.getAbsolutePath());
+        builder.directory(new File(programPath + ".." + File.separator + ".." + File.separator + "xsltransformator" + File.separator + "xsltransformator1"));
+        builder.redirectErrorStream(true);
+
+        try
+        {
+            Process process = builder.start();
+            Scanner scanner = new Scanner(process.getInputStream()).useDelimiter("\n");
+
+            while (scanner.hasNext() == true)
+            {
+                System.out.println(scanner.next());
+            }
+
+            scanner.close();
+        }
+        catch (IOException ex)
+        {
+            ex.printStackTrace();
+            System.exit(-15);
+        }
+
+        if (html2xelatex1.CopyFileBinary(outputHTMLFile, new File(args[1])) != 0)
+        {
+            System.out.println("html2xelatex1: Can't copy the result file '" + outputHTMLFile.getAbsolutePath() + "' to output path '" + args[1] + "'.");
+            System.exit(-1);
+        }
+
+        return;
+    }
+
+    public static int CopyFileBinary(File from, File to)
+    {
+        if (from.exists() != true)
+        {
+            System.out.println("html2xelatex1: Can't copy '" + from.getAbsolutePath() + "' to '" + to.getAbsolutePath() + "' because '" + from.getAbsolutePath() + "' doesn't exist.");
+            return -1;
+        }
+
+        if (from.isFile() != true)
+        {
+            System.out.println("html2xelatex1: Can't copy '" + from.getAbsolutePath() + "' to '" + to.getAbsolutePath() + "' because '" + from.getAbsolutePath() + "' isn't a file.");
+            return -2;
+        }
+
+        if (from.canRead() != true)
+        {
+            System.out.println("html2xelatex1: Can't copy '" + from.getAbsolutePath() + "' to '" + to.getAbsolutePath() + "' because '" + from.getAbsolutePath() + "' isn't readable.");
+            return -3;
+        }
+
+
+        byte[] buffer = new byte[1024];
+
+        try
+        {
+            to.createNewFile();
+
+            FileInputStream reader = new FileInputStream(from);
+            FileOutputStream writer = new FileOutputStream(to);
+
+            int bytesRead = reader.read(buffer, 0, buffer.length);
+
+            while (bytesRead > 0)
+            {
+                writer.write(buffer, 0, bytesRead);
+                bytesRead = reader.read(buffer, 0, buffer.length);
+            }
+
+            writer.close();
+            reader.close();
+        }
+        catch (FileNotFoundException ex)
+        {
+            ex.printStackTrace();
+            System.exit(-1);
+        }
+        catch (IOException ex)
+        {
+            ex.printStackTrace();
+            System.exit(-1);
+        }
+
+        return 0;
+    }
+}