OpenOffice实现文档转PDF加水印

野性酷女 2022-01-06 05:47 727阅读 0赞

OpenOffice实现文件转Pdf加水印(支持自定义添加水印、页眉、页脚)

最近项目需要实现下载Office文档时自动转成PDF文档，

以下代码支持2003及2007版的Word,PPT,Excel转换，并支持自定义添加水印、页眉、页脚

实现需要事先安装最新版 OpenOffice 下载地址： http://www.openoffice.org/

JodConverter 下载地址: http://sourceforge.net/projects/jodconverter/files/JODConverter   
  
**方式一 ：**

import java.awt.Color;
    import java.io.File;
    import java.io.FileOutputStream;
    import java.util.regex.Pattern;
    import org.apache.commons.io.FileUtils;
    import org.artofsolving.jodconverter.OfficeDocumentConverter;
    import org.artofsolving.jodconverter.office.DefaultOfficeManagerConfiguration;
    import org.artofsolving.jodconverter.office.OfficeManager;
    import com.lowagie.text.Document;
    import com.lowagie.text.Element;
    import com.lowagie.text.Font;
    import com.lowagie.text.Phrase;
    import com.lowagie.text.pdf.BaseFont;
    import com.lowagie.text.pdf.ColumnText;
    import com.lowagie.text.pdf.PdfContentByte;
    import com.lowagie.text.pdf.PdfCopy;
    import com.lowagie.text.pdf.PdfCopy.PageStamp;
    import com.lowagie.text.pdf.PdfImportedPage;
    import com.lowagie.text.pdf.PdfReader;
    
    /**
     * @filename: OfficeToPdf.java
     * @package: common
     * @description: OfficeToPdf
     * @author: leon
     * @date: 2019年6月14日 下午5:25:32
     * @version: V1.0
     *
     */
    public class OfficeToPdf {
    
        public static void main(String[] args) {
            String inputFilePath = "F://officeToPdf/WordToPdf测试.docx";
            //String inputFilePath = "F://officeToPdf/pptToPdf测试.pptx";
            //String inputFilePath = "F://officeToPdf/xlsxToPdf测试.xlsx";
            String outputFilePath = getOutputFilePath(inputFilePath);
            //Office转换成Pdf
            OfficeToPdf.office2pdf(inputFilePath,outputFilePath);
            //添加水印、页眉、页脚
            addFooterAndWater("F://officeToPdf//WordToPdf测试.pdf", "F://officeToPdf//WordToPdf测试2.pdf", "WordToPdf水印严禁复制", "WordToPdf页眉", "WordToPdf页脚");
    
        }
    
        /**
         * 将Office文档转换为PDF. 需要安装OpenOffice
         *
         * @param inputFilePath
         *            源文件,绝对路径. 可以是Office2003-2007全部格式的文档, 包括.doc, .docx, .xls, .xlsx, .ppt, .pptx等.
         *
         * @param outputFilePath
         *            目标文件.绝对路径.
         */
        public static void office2pdf(String inputFilePath,String outputFilePath) {
            
            DefaultOfficeManagerConfiguration config = new DefaultOfficeManagerConfiguration();
            String officeHome = getOfficeHome();
            //设置OpenOffice.org安装目录
            config.setOfficeHome(officeHome);
            //设置转换端口，默认为8100
            //config.setPortNumbers(8100);
            //设置任务执行超时为60分钟
            config.setTaskExecutionTimeout(1000 * 60 * 60L);
            //设置任务队列超时为24小时
            config.setTaskQueueTimeout(1000 * 60 * 60 * 24L);
            OfficeManager officeManager = config.buildOfficeManager();
            officeManager.start();
            System.out.println("office转换服务启动成功!");
            OfficeDocumentConverter converter = new OfficeDocumentConverter(officeManager);
            File inputFile = new File(inputFilePath);
            if (inputFile.exists()) {// 找不到源文件, 则返回
                File outputFile = new File(outputFilePath);
                if (!outputFile.getParentFile().exists()) { // 假如目标路径不存在, 则新建该路径
                    outputFile.getParentFile().mkdirs();
                }
                converter.convert(inputFile, outputFile);
    
            }
            if (null != officeManager){
                officeManager.stop();
                System.out.println("office转换服务完成。");
            }
    
        }
        /**
         * 根据源文件路径获取PDF文件路径
         * @param inputFilePath
         * @return
         */
        public static String getOutputFilePath(String inputFilePath) {
            String outputFilePath = "";
            String temp = inputFilePath.substring(inputFilePath.lastIndexOf(".")) ;
            outputFilePath = inputFilePath.replaceAll(temp, ".pdf");
            return outputFilePath;
        }
        /**
         * 获取OpenOffice安装目录
         * @return
         */
        public static String getOfficeHome() {
            String osName = System.getProperty("os.name");
            if (Pattern.matches("Linux.*", osName)) {
                return "/opt/openoffice.org3";
            } else if (Pattern.matches("Windows.*", osName)) {
                return "E:/software/OpenOffice 4";
            } else if (Pattern.matches("Mac.*", osName)) {
                return "/Application/OpenOffice.org.app/Contents";
            }
            return null;
        }
    
        /**
         *	添加水印、页眉、页脚
         * @param fileName 源文件路径
         * @param savepath 目标文件路径
         * @param waterMarkName 文字水印
         * @param pageHeade 页眉
         * @param foot 页脚
         * @return
         */
        public static int addFooterAndWater(String fileName, String savepath, String waterMarkName, String pageHeade, String foot) {
            
            // 文档总页数
            int num = 0;
            Document document = new Document();
            try
            {
                PdfReader reader = new PdfReader(fileName);
                BaseFont base = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.EMBEDDED);
    
                num = reader.getNumberOfPages();
                PdfCopy copy = new PdfCopy(document, new FileOutputStream(savepath));
                document.open();
                for (int i = 0; i < num;)
                {
                    PdfImportedPage page = copy.getImportedPage(reader, ++i);
                    PageStamp stamp = copy.createPageStamp(page);
                    Font f = new Font(base);
    
                    // 添加页脚，左侧文字，右侧页码
                    ColumnText.showTextAligned(stamp.getUnderContent(),
                            Element.ALIGN_RIGHT,
                            new Phrase(String.format("第 %d 页/共 %d 页", i, num), f),
                            550f, 28, 0);
                    ColumnText.showTextAligned(stamp.getUnderContent(),
                            Element.ALIGN_LEFT, new Phrase(foot, f), 50f, 28, 0);
    
                    // 添加页眉 (文字页眉，居中)
                    ColumnText.showTextAligned(stamp.getUnderContent(),
                            Element.ALIGN_CENTER, new Phrase(pageHeade, f), 150f,
                            800, 0);
    
                    // 页眉添加logo （图片页眉，居右）
                    /*Image img = Image.getInstance("template/logo.png");// 选择图片
                    img.setAlignment(1);
                    img.scaleAbsolute(436 / 5, 96 / 5);// 控制图片大小
                    img.setAbsolutePosition(450f, 800);// 控制图片位置
                    stamp.getUnderContent().addImage(img);*/
    
                    // 添加水印
                    PdfContentByte under = stamp.getUnderContent();
                    under.beginText();
                    under.setColorFill(Color.LIGHT_GRAY);
    
                    // 字符越长，字体越小，设置字体
                    int fontSize = getFontSize(waterMarkName);
                    under.setFontAndSize(base, fontSize);
    
                    // 设置水印文字字体倾斜 开始
                    float pageWidth = reader.getPageSize(i).getWidth();
                    float pageHeight = reader.getPageSize(i).getHeight();
    
                    under.showTextAligned(Element.ALIGN_CENTER, waterMarkName,
                            pageWidth / 2, pageHeight / 2, 60);// 水印文字成60度角倾斜,且页面居中展示
    
                    // 字体设置结束
                    under.endText();
                    stamp.alterContents();
                    copy.addPage(page);
                }
            } catch (Exception e) {
                e.printStackTrace();
                return -1;
            } finally {
                if (null != document)
                {
                    document.close();
                }
            }
            System.out.println("pdf totalpages:" + num);
            return num;
    
        }
    
        /**
         * 根据水印文字长度计算获取字体大小
         * @param waterMarkName
         * @return
         */
        private static int getFontSize(String waterMarkName){
            int fontSize = 80;
            if(null != waterMarkName && !"".equals(waterMarkName)){
                int length = waterMarkName.length();
                if(length <=26 && length >= 18){
                    fontSize = 26;
                }else if(length <18 && length >= 8){
                    fontSize = 40;
                }else if(length <8 && length >= 1){
                    fontSize = 80;
                }else {
                    fontSize = 16;
                }
            }
            return fontSize;
        }
    }

**方式二:**

import java.awt.Color;
    import java.io.BufferedOutputStream;
    import java.io.File;
    import java.io.FileOutputStream;
    import java.io.IOException;
    
    
    import com.artofsolving.jodconverter.DocumentConverter;
    import com.artofsolving.jodconverter.openoffice.connection.OpenOfficeConnection;
    import com.artofsolving.jodconverter.openoffice.connection.SocketOpenOfficeConnection;
    import com.artofsolving.jodconverter.openoffice.converter.OpenOfficeDocumentConverter;
    import com.lowagie.text.DocumentException;
    import com.lowagie.text.Element;
    import com.lowagie.text.pdf.BaseFont;
    import com.lowagie.text.pdf.PdfContentByte;
    import com.lowagie.text.pdf.PdfGState;
    import com.lowagie.text.pdf.PdfReader;
    import com.lowagie.text.pdf.PdfStamper;
    
    /**
     * @filename: D2P.java
     * @package: common
     * @author: leon
     * @date: 2019年6月14日 下午5:25:32
     * @version: V1.0
     *
     */
    public class D2P {
    
        public static void main(String[] argv) {
    
    
            //String pdfPath = argv[0];
            String pdfPath = "C:\\Users\\qianql\\Desktop\\测试\\16BSB16";
            BufferedOutputStream bos;
            try {
                office2PDF(pdfPath + ".doc", pdfPath + "temp.pdf");
                bos = new BufferedOutputStream(new FileOutputStream(new File(pdfPath + ".pdf")));
                setWatermark(bos, pdfPath + "temp.pdf");
                (new File(pdfPath + "temp.pdf")).delete();
                System.out.println("转换成功！");
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
    
    
        }
    
        public static int office2PDF(String sourceFile, String destFile) {
            try {
                File inputFile = new File(sourceFile);
                if (!inputFile.exists()) {
                    return -1;// 找不到源文件, 则返回-1
                }
    
                // 如果目标路径不存在, 则新建该路径
                File outputFile = new File(destFile);
                if (!outputFile.getParentFile().exists()) {
                    outputFile.getParentFile().mkdirs();
                }
    
                String OpenOffice_HOME = "D:\\Program Files\\MyDrivers\\OpenOffice4.1.3\\OpenOffice 4";
                //这里是OpenOffice的安装目录, 在我的项目中,为了便于拓展接口,没有直接写成这个样子,但是这样是绝对没问题的
                // 如果从文件中读取的URL地址最后一个字符不是 '\'，则添加'\'
                if (OpenOffice_HOME.charAt(OpenOffice_HOME.length() - 1) != '\\') {
                    OpenOffice_HOME += "\\";
                }
                // 启动OpenOffice的服务
                String command = OpenOffice_HOME
                        + "program\\soffice.exe -headless -accept=\"socket,host=127.0.0.1,port=8100;urp;\"";
                Process pro = Runtime.getRuntime().exec(command);
                // connect to an OpenOffice.org instance running on port 8100
                OpenOfficeConnection connection = new SocketOpenOfficeConnection("127.0.0.1", 8100);
                // OpenOfficeConnection connection = new SocketOpenOfficeConnection("yourIP",8100);
                connection.connect();
    
                // convert
                DocumentConverter converter = new OpenOfficeDocumentConverter(
                        connection);
                converter.convert(inputFile, outputFile);
    
                // close the connection
                connection.disconnect();
                // 关闭OpenOffice服务的进程
                pro.destroy();
    
                return 0;
            } catch (IOException e) {
                e.printStackTrace();
            }
    
            return 1;
        }
    
        public static void setWatermark(BufferedOutputStream bos, String input) throws DocumentException, IOException {
    
    
            PdfReader reader = new PdfReader(input);
            PdfStamper stamper = new PdfStamper(reader, bos);
            int total = reader.getNumberOfPages() + 1;
            PdfContentByte content;
            BaseFont base = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.EMBEDDED);
            //BaseFont base = BaseFont.createFont("/data/tmis/uploads/file/font/simsun.ttc,1", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
            PdfGState gs = new PdfGState();
            for (int i = 1; i < total; i++) {
                // content = stamper.getOverContent(i);// 在内容上方加水印
                content = stamper.getUnderContent(i);// 在内容下方加水印
                gs.setFillOpacity(0.2f);
                // content.setGState(gs);
                content.beginText();
                content.setRGBColorFill(192, 192, 192);
                content.setFontAndSize(base, 50);
                content.setTextMatrix(100, 250);
                content.showTextAligned(Element.ALIGN_CENTER, "安徽省建筑工程质量第二监督检测站", 250, 400, 55);
                // content.showTextAligned(Element.ALIGN_CENTER,
                // "检测管理信息系统！",400,250, 55);
                content.setRGBColorFill(0, 0, 0);
                content.setFontAndSize(base, 8);
                content.endText();
    
    
            }
            stamper.close();
        }
    
    
    }