C#调用Python脚本打印pdf文件

 /* 由于质保书后台接口给的是pdf下载地址，所以我的思路是 先下载到本地然后打印，打印完成后在删除文件
                     * 由于时间仓促：文件的下载及删除功能使用python来完成（这里也可以改为c#来写）
                     * 
                     */
                    try
                    {
                        // 1:文件下载 
                        var result = pythonhelper.pdfdownload(this.model.zhibaoshu.downloadurl);
                        if (!result.successed)
                        {
                            dispatcher.invoke(() =>
                            {
                                messagebox.show("pdf质保书下载失败，请联系管理员", "打印消息", messageboxbutton.ok, messageboximage.stop);
                                loghelper.loginfo($"文件:【{this.model.zhibaoshu.downloadurl}】下载失败\r\n 错误：\r\n{result.message}");
                                // 发生错误返回主页
                                utilhelper.backtomain(this, mainpage.stpbg, () => { backtomain(); }, null);
                            });
                        }
                        thread.sleep(1000);
                        _savepath = result.result.tostring();
                        // 2：打印下载pdf文件(python打印只能打印一份，还有打印样式未完善，所以还是用c#来调用打印)
                        result = pythonhelper.pdfprint(_savepath, model.zhibaoshu.printername);
                       // result = ph.pdfprint(_savepath, model.zhibaoshu.printername, (short)model.zhibaoshu.printnum);
                        if (!result.successed)
                        {
                            dispatcher.invoke(() =>
                            {
                                messagebox.show("pdf质保书打印失败，请联系管理员", "打印消息", messageboxbutton.ok, messageboximage.stop);
                                loghelper.loginfo($"文件:【{result.result.tostring()}】打印失败\r\n 错误：\r\n{result.message}");
                                // 发生错误返回主页
                                utilhelper.backtomain(this, mainpage.stpbg, () => { backtomain(); }, null);
                            });
                        }
                        thread.sleep(1000);
                        //// 3：删除pdf文件 
                        //result = pythonhelper.pdfdelete(_savepath);
                        //if (!result.successed)
                        //{
                        //    //messagebox.show("pdf质保书删除失败", "打印消息", messageboxbutton.ok, messageboximage.stop);
                        //    loghelper.loginfo($"文件:【{this.model.zhibaoshu.downloadurl}】删除失败\r\n 错误：\r\n{result.message}");
                        //    // 发生错误返回主页
                        //    //utilhelper.backtomain(this, mainpage.stpbg, () => { backtomain(); }, null);
                        //    // 文件删除失败不代表打印失败，所以这里结果重置一下
                        //    result.successed = true;
                        //}

                    }
                    catch (exception e)
                    {

 
                    }

    /// <summary>
    /// 执行python文件
    /// </summary>
    public static class pythonhelper
    {
        /// <summary>
        /// 程序debug目录文件路径 
        /// </summary>
        private static string _binpath = system.appdomain.currentdomain.setupinformation.applicationbase;

        /// <summary>
        /// 保存本地pdf文件名 
        /// </summary>
        private static string _pdfname = datetime.now.tostring("hhmmss") + ".pdf";

        /// <summary>
        /// 文件下载保存本地地址+文件名 
        /// </summary>
        private static string _savepath = _binpath + "file\\" + _pdfname;

        /// <summary>
        /// pdf下载
        /// </summary>
        /// <param name="downloadurl">pdf下载地址</param>
        /// <returns>返回保存文件地址</returns>
        public static handlingresult pdfdownload(string downloadurl)
        {
            // python文件地址 ，待处理python文件的路径，本例中放在debug文件夹下
            string _pdfdownloadpy = _binpath + "python\\pdfdownload.py";
            var result = new handlingresult() { successed = false };
            try
            {
                // 拼接执行命令（方法传参）
                arraylist arraylist = new arraylist();
                arraylist.add(downloadurl);
                arraylist.add(_savepath);
                foreach (var param in arraylist)//添加参数 
                    _pdfdownloadpy += " " + param;

                // 执行设置
                processstartinfo start = new processstartinfo();
                start.filename = "python";//执行python.exe
                                          //执行python脚本的命令
                start.arguments = _pdfdownloadpy;
                //设置运行python脚本的初始目录 这里注意：如果你的python脚本有文件操作，必须设置初始目录,python脚本所在的目录
                start.workingdirectory = _binpath + "python\\";
                start.useshellexecute = false;
                start.createnowindow = true;
                start.redirectstandardoutput = true;
                start.redirectstandarderror = true;
                using (process process = process.start(start))
                {
                    // 异步获取命令行内容
                    process.beginoutputreadline();
                    // 为异步获取订阅事件
                    process.outputdatareceived += new datareceivedeventhandler((sender, e) =>
                    {
                        // 打印python脚本中的信息
                        loghelper.loginfo(e.data);
                        //messagebox.show(e.data);//e.data 就是命令行打印的最后一行信息
                    });
                }
                result.successed = true;
                result.result = _savepath;
            }
            catch (exception e)
            {
                result.successed = false;
                result.message = e.message;
                loghelper.logerror(e);

            }

            return result;
        }

        /// <summary>
        /// 删除pdf文件
        /// </summary>
        /// <param name="path">本地pdf文件全路径</param>
        public static handlingresult pdfdelete(string path)
        {
            string _pdfdeletepy = _binpath + "python\\pdfdelete.py";
            var result = new handlingresult() { successed = true };
            try
            {
                // 拼接执行命令（方法传参）
                arraylist arraylist = new arraylist();
                arraylist.add(path);
                foreach (var param in arraylist)//添加参数 
                    _pdfdeletepy += " " + param;

                // 执行设置
                processstartinfo start = new processstartinfo();
                start.filename = "python";//执行python.exe
                                          //执行python脚本的命令
                start.arguments = _pdfdeletepy;
                //设置运行python脚本的初始目录 这里注意：如果你的python脚本有文件操作，必须设置初始目录,python脚本所在的目录
                start.workingdirectory = _binpath + "python\\";
                start.useshellexecute = false;
                start.createnowindow = true;
                start.redirectstandardoutput = true;
                start.redirectstandarderror = true;
                using (process process = process.start(start))
                {

                    // 异步获取命令行内容
                    process.beginoutputreadline();
                    // 为异步获取订阅事件
                    process.outputdatareceived += new datareceivedeventhandler((sender, e) =>
                    {
                        // 打印python脚本中的信息
                        loghelper.loginfo(e.data);
                        //messagebox.show(e.data);//e.data 就是命令行打印的最后一行信息
                    });
                }

            }
            catch (exception e)
            {
                result.successed = false;
                result.message = e.message;
            }
            return result;
        }

        /// <summary>
        /// 打印pdf
        /// </summary>
        /// <param name="printpath">文件全路径</param>
        /// <param name="printname">打印机名称</param>
        public static handlingresult pdfprint(string printpath, string printname)
        {
            string _pdfprint = _binpath + "python\\pdfprint.py";
            var result = new handlingresult() { successed = true };
            try
            {
                // 拼接执行命令（方法传参）
                arraylist arraylist = new arraylist();
                arraylist.add(printpath);
                arraylist.add(printname);
                foreach (var param in arraylist)//添加参数 
                    _pdfprint += " " + param;

                // 执行设置
                processstartinfo start = new processstartinfo();
                start.filename = "python";//执行python.exe 
                start.arguments = _pdfprint;//执行python脚本的命令
                //设置运行python脚本的初始目录 这里注意：如果你的python脚本有文件操作，必须设置初始目录,python脚本所在的目录
                start.workingdirectory = _binpath + "python\\";
                start.useshellexecute = false;
                start.createnowindow = true;
                start.redirectstandardoutput = true;
                start.redirectstandarderror = true;
                using (process process = process.start(start))
                {
                    // 异步获取命令行内容
                    process.beginoutputreadline();
                    // 为异步获取订阅事件
                    process.outputdatareceived += new datareceivedeventhandler((sender, e) =>
                    {
                        // 打印python脚本中的信息
                        loghelper.loginfo(e.data);
                        //messagebox.show(e.data);//e.data 就是命令行打印的最后一行信息
                    });
                }
            }
            catch (exception e)
            {
                loghelper.logerror(e);
                result.successed = false;
                result.message = e.message;
            }
            return result;
        }

    }

        /// <summary>
        /// 打印pdf文件
        /// </summary>
        /// <param name="pdfpath">文件全路径</param>
        /// <param name="printname">打印机名称</param>
        /// <param name="copies">打印份数</param>
        /// <returns></returns>
        public handlingresult pdfprint(string pdfpath, string printname, short copies = 1)
        {
            pdffile file =null;
            var result = new handlingresult()
            {
                successed = true,
            };
            try
            {
                file = pdffile.open(pdfpath);
                printersettings settings = new printersettings();
                system.drawing.printing.printdocument pd = new system.drawing.printing.printdocument();
                settings.printername = printname; // "npi84ffaf (hp laserjet mfp m436)"; // 打印机名称
                settings.printtofile = false;

                //设置纸张大小（可以不设置，取默认设置）3.90 in,  8.65 in
                papersize ps = new papersize("test", 4, 9);
                ps.rawkind = 9; //如果是自定义纸张，就要大于118，（a4值为9，详细纸张类型与值的对照请看http://msdn.microsoft.com/zh-tw/library/system.drawing.printing.papersize.rawkind(v=vs.85).aspx）
                o2s.components.pdfrender4net.printing.pdfprintsettings pdfprintsettings =
                    new o2s.components.pdfrender4net.printing.pdfprintsettings(settings);
                pdfprintsettings.papersize = ps;
                pdfprintsettings.pagescaling =
                    o2s.components.pdfrender4net.printing.pagescaling.fittoprintermarginsproportional;
                pdfprintsettings.printersettings.copies = copies;

                file.print(pdfprintsettings);
            }
            catch (exception e)
            {
                loghelper.logerror(e);
                result.successed = false;
                result.message = e.message;
            }
            finally
            {
                file.dispose();
                loghelper.loginfo($"{pdfpath}---打印成功");
            }

            return result;
        }

# -*- coding: utf-8 -*-

# 声明字符编码
# coding:utf-8
import os, sys
from requests import get
def dwnloadpfd(file_path, save_path):
    '''
    根据file_path地址下载文件保存到save_path路径中
    :param file_path:下载地址
    :param save_path: 保存地址
    :return:true或false
    '''
    try:
        head = {
            "user-agent": "mozilla/5.0 (windows nt 10.0; wow64) applewebkit/537.36 (khtml, like gecko) chrome/53.0.2785.89 safari/537.36"
        }
        response =get(file_path, headers=head).content
        with open(save_path, 'wb') as f:
            f.write(response)
        print('%s--下载成功'%(save_path))
        return save_path
    except exception as e:
        print(e)
        return none

if __name__ == "__main__":
    #url = ""
    #dwnloadpfd(url, "musics/1.pdf")
    # 接收参数
    dwnloadpfd(sys.argv[1], sys.argv[2])

# -*- coding: utf-8 -*-

# 声明字符编码
# coding:utf-8
import os,sys 
import win32api
import win32print 
ghostscript_path = "c:\\program files\\gs\\gs9.27\\bin\\gswin64.exe"
gsprint_path = "c:\\program files\\gsprint\\gsprint.exe"


def pdfprint(full_file_name, print_name=win32print.getdefaultprinter()):
    '''
    根据指定的打印机打印pdf文件
    :param full_file_name:文件全路径
    :param print_name:打印机名称（默认打印机）
    :return:
    ''' 
    try:
        win32api.shellexecute(
            0,
            'open',
            gsprint_path,
            '-ghostscript "' + ghostscript_path + '" -printer "' + print_name + '" "' + full_file_name + '"',
            '.',
            0
        )
        print('%s---打印成功' % (full_file_name))
    except exception as e:
        print('%s---打印异常：\n' % (full_file_name))
        print(str(e)) 
if __name__ == "__main__": 
    # path = "e:\\开发项目\\学习项目\\python\\musicdownload\\musics\\1.pdf"
    # name = win32print.getdefaultprinter()  # "npi84ffaf (hp laserjet mfp m436)" #
    # pdfprint(path, name)
    len(sys.argv) 
    print(sys.argv[1]) # 文件路径
    print(sys.argv[2:])# 打印机名称
    name = ' '.join(sys.argv[2:])
    print(name)
    # 打印机名称中有可能有空格 
    pdfprint(sys.argv[1], name)
         

 

# -*- coding: utf-8 -*-

# 声明字符编码
# coding:utf-8
import os, sys
def pdfdelete(full_path):
    '''
    根据文件全路径地址删除
    :param full_path:文件路径
    :return:true或false
    '''
    try:
        if (os.path.exists(full_path)):
            os.remove(full_path)
            print(full_path + '---删除成功')
            return true
        else:
            print(full_path + '---删除文件不存在')
            return false
    except exception as e:
        print(str(e))
        return false

if __name__ == "__main__":
    pdfdelete(sys.argv[1])