修改打开、保存、另存为功能

13693261870

2024-09-07 8d7a67ab1d635cb954337d8a767878ae526dd3dc

 ExportMap/cs/ExportUtil.cs

@@ -1,5 +1,6 @@
using ExportMap.cs;
using LFServer.Models;
using ExportMap.db;
using ExportMap.Models;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
@@ -11,15 +12,10 @@
using System.Text;
using System.Web;

namespace LFServer.cs
namespace ExportMap.cs
{
    public static class ExportUtil
    {
        /// <summary>
        /// 基目录
        /// </summary>
        public static readonly string BaseDir = AppDomain.CurrentDomain.BaseDirectory;

        /// <summary>
        /// 最大文件数
        /// </summary>
@@ -36,7 +32,7 @@
            {
                if (string.IsNullOrEmpty(sourcesPath))
                {
                    sourcesPath = Path.Combine(BaseDir, "Sources");
                    sourcesPath = Path.Combine(Tools.BaseDir, "Sources");
                }

                return sourcesPath;
@@ -129,58 +125,6 @@
        }

        /// <summary>
        /// 执行Python
        /// </summary>
        /// <param name="py">Python文件</param>
        /// <param name="qgz">QGIS工程</param>
        /// <param name="qpt">QGIS模板</param>
        /// <returns>执行结果</returns>
        public static string ExecPython(string py, string qgz, string qpt)
        {
            string str = null;
            try
            {
                string cmdText = string.Format("python {0} -qgz {1} -qpt {2}", py, qgz, qpt);

                Process p = new Process();
                p.StartInfo.FileName = "cmd.exe";
                p.StartInfo.UseShellExecute = false;
                p.StartInfo.CreateNoWindow = true;
                p.StartInfo.RedirectStandardInput = true;
                p.StartInfo.RedirectStandardOutput = true;
                p.StartInfo.RedirectStandardError = true;
                p.Start();

                StreamWriter si = p.StandardInput; // 标准输入流 
                StreamReader so = p.StandardOutput; // 标准输出流 
                StreamReader se = p.StandardError; // 标准错误流

                si.AutoFlush = true;
                si.WriteLine(cmdText);
                si.WriteLine("exit");

                string info = so.ReadToEnd();
                str = se.ReadToEnd();

                if (!string.IsNullOrEmpty(info)) LogOut.Debug(info);
                if (!string.IsNullOrEmpty(str)) LogOut.Error(str);
                if (p.HasExited == false) p.Kill();

                si.Close();
                so.Close();
                se.Close();
                p.Close();
            }
            catch (Exception ex)
            {
                LogOut.Error(ex.StackTrace);
                str = ex.Message;
            }

            return str;
        }

        /// <summary>
        /// 生成
        /// </summary>
        /// <param name="args">出图参数</param>
@@ -197,18 +141,33 @@

            args.SetDefault();
            CreateTemplate(args);
            err = ExecPython(PyFile, qgz, args.qpt);

            string cmd = string.Format("python \"{0}\" -qgz {1} -qpt {2}", PyFile, qgz, args.qpt);
            SysTask task = TaskDBHelper.CreateTask(ToXYZArgs(args), "PNG", "在线制图(PNG)");
            err = Tools.ExecCmd(task, cmd, true, true);

            string qptFile = Path.Combine(SourcesPath, args.qpt);
            if (File.Exists(qptFile))
            {
                File.Delete(qptFile);
            }
            if (File.Exists(qptFile)) File.Delete(qptFile);

            string imgPath = Path.Combine(DownloadFolder, args.imgPath);
            bool flag = File.Exists(imgPath);

            return flag ? args.imgPath : null;
        }

        /// <summary>
        /// 转换为XYZ参数
        /// </summary>
        public static XYZArgs ToXYZArgs(ExportArgs ea)
        {
            XYZArgs args = new XYZArgs();
            args.name = ea.title;
            args.ids = new List<int>();
            args.depcode = null;
            args.dircode = null;
            args.userId = TaskDBHelper.SelectUserIdByToken(ea.token);

            return args;
        }

        /// <summary>
@@ -220,10 +179,7 @@
            string imgPath = Path.Combine(DownloadFolder, args.imgPath);
            string templateFile = Path.Combine(SourcesPath, "Template.qpt");
            string qptFile = Path.Combine(SourcesPath, args.qpt);
            if (File.Exists(qptFile))
            {
                File.Delete(qptFile);
            }
            LogOut.Info("imgPath = " + imgPath + ", tempFile = " + templateFile + ", qptFile = " + qptFile);

            string xml = File.ReadAllText(templateFile);
            xml = xml
@@ -279,7 +235,6 @@
        /// <returns>数据</returns>
        public static string GetData(string url)
        {

            Uri uri = new Uri(url);
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
            request.Method = "GET";