com.janeluo.easypdf.TextPDF Maven / Gradle / Ivy
/* Copyright (c) 2021 janeluo
* easy-pdf is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package com.janeluo.easypdf;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.List;
/**
* 文本转 PDF
*
* 这个类提供命令行程序，以及高级 API
*/
public class TextPDF {
/**
* 生成 PDF 文件
*
* @param xmlfile XML 模板文件
* @param jsonfile JSON 数据文件
* @param pdffile 输出 PDF 文件
* @deprecated
*/
static public void gen(File xmlfile, File jsonfile, File pdffile) throws Exception {
if (xmlfile == null || jsonfile == null || pdffile == null) {
throw new IllegalArgumentException();
}
TextParser parser = new TextParser(
new FileInputStream(xmlfile),
new FileInputStream(jsonfile),
new FileOutputStream(pdffile));
parser.genPdf();
}
/**
* 和上面的函数类似，只不过不是用字符串内容代替文件内容
*
* @param xmlstr XML 模板字符串
* @param jsonstr JSON 数据字符串
* @param pdffile 输出 PDF 文件
* @throws Exception
* @throws FileNotFoundException
* @deprecated
*/
static public void gen(String xmlstr, String jsonstr, File pdffile)
throws FileNotFoundException, Exception {
if (xmlstr == null || jsonstr == null || pdffile == null) {
throw new IllegalArgumentException();
}
byte[] xmlBytes = xmlstr.getBytes(StandardCharsets.UTF_8);
byte[] jsonBytes = jsonstr.getBytes(StandardCharsets.UTF_8);
TextParser parser = new TextParser(
new ByteArrayInputStream(xmlBytes),
new ByteArrayInputStream(jsonBytes),
new FileOutputStream(pdffile));
parser.genPdf();
}
/**
* 命令行程序入口
*
* @param args 命令行参数
* @throws IOException
*/
public static void main(String[] args) throws IOException {
List args2 = new ArrayList();
String out_fname = null;
String out_format = "pdf";
String out_encoding = null;
String css_paths = null;
String js_paths = null;
boolean print_help = false;
for (int i = 0; i < args.length; i++) {
if (args[i].equals("-o")) {
if (i >= args.length - 1) {
System.err.println("'-o' option require a argument");
return;
}
out_fname = args[i + 1];
i++;
} else if (args[i].equals("-f")) {
if (i >= args.length - 1) {
System.err.println("'-f' option require a argument");
return;
}
out_format = args[i + 1];
if (!out_format.equalsIgnoreCase("pdf") &&
!out_format.equalsIgnoreCase("html")) {
System.err.println("'-f' option require 'pdf' or 'html'");
return;
}
i++;
} else if (args[i].equals("-e")) {
if (i >= args.length - 1) {
System.err.println("'-e' option require a argument");
return;
}
out_encoding = args[i + 1];
i++;
} else if (args[i].equals("-css")) {
if (i >= args.length - 1) {
System.err.println("'-css' option require a argument");
return;
}
css_paths = args[i + 1];
i++;
} else if (args[i].equals("-js")) {
if (i >= args.length - 1) {
System.err.println("'-js' option require a argument");
return;
}
js_paths = args[i + 1];
i++;
} else if (args[i].equals("-h")) {
print_help = true;
} else if (args[i].equals("-v")) {
System.out.println("TextPDF version " + Version.VERSION);
System.out.println("\nCopyright (c) 2015 Lucky Byte, Inc.\n");
return;
} else {
args2.add(args[i]);
}
}
if (print_help || args2.size() < 1) {
if (!print_help) {
System.err.println("Argument missing...");
System.err.println();
}
System.err.println("Usage:");
System.err.println(" java -jar textpdf.jar [OPTION] [jsonfile]");
System.err.println("\nOptions:");
System.err.println(" -o filename : Output file name");
System.err.println(" -f [pdf|html] : Output file format");
System.err.println(" -e encoding : Output file encoding");
System.err.println(" -css path1,... : Add CSS link to output file");
System.err.println(" -js path1,... : Add JS link to output file");
System.err.println(" -v : Print version");
System.err.println(" -h : Print this information");
System.err.println();
return;
}
File xmlfile = new File(args2.get(0));
if (!xmlfile.exists()) {
System.err.println(xmlfile.getAbsolutePath() + " not found.");
return;
}
File jsonfile = null;
if (args2.size() > 1) {
jsonfile = new File(args2.get(1));
if (!jsonfile.exists()) {
System.err.println(jsonfile.getAbsolutePath() + " not found.");
return;
}
}
if (out_fname == null) {
out_fname = args2.get(0) + "." + out_format;
}
File outfile = new File(out_fname);
if (outfile.exists()) {
System.err.println(outfile.getAbsolutePath() + " already exists.");
return;
}
try {
if (args2.get(0).endsWith(".doc")) {
File tmpfile = File.createTempFile("textpdf-", ".xml");
DocReader reader = new DocReader();
reader.setAutoTitle(true);
reader.ignoreBlankPara(true);
InputStream doc_stream =
new FileInputStream(xmlfile);
OutputStream xml_stream =
new FileOutputStream(tmpfile);
reader.read(doc_stream, xml_stream, null);
xmlfile = tmpfile;
}
InputStream json_stream = null;
if (jsonfile != null) {
json_stream = new FileInputStream(jsonfile);
}
TextParser parser = new TextParser(
new FileInputStream(xmlfile),
json_stream,
new FileOutputStream(outfile));
if (out_encoding != null) {
parser.setOutputEncoding(out_encoding);
}
if (css_paths != null) {
parser.setCssLinks(css_paths.split(","));
}
if (js_paths != null) {
parser.setJsLinks(js_paths.split(","));
}
if ("pdf".equalsIgnoreCase(out_format)) {
parser.genPdf();
} else {
parser.genHtml();
}
if (args2.get(0).endsWith(".doc")) { // 删除临时文件
xmlfile.delete();
}
} catch (Exception e) {
e.printStackTrace();
}
}
}