using ExportMap.db;
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using ExportMap.Models;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Web;
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namespace ExportMap.cs
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{
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public class LasUtils
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{
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/// <summary>
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/// 获取路径
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/// </summary>
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public static string GetPath(int id)
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{
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return Path.Combine(SGUtils.LFData, "3d\\3dtiles\\las", id.ToString());
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}
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/// <summary>
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/// 获取发布地址
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/// </summary>
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public static string GetReleaseUrl(string path)
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{
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return "http://{host}/LFData/" + path.Replace("\\", "/");
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}
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/// <summary>
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/// 生成
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/// </summary>
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/// <param name="args">XYZ参数</param>
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/// <param name="err">错误信息</param>
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/// <returns>数据发布ID集合</returns>
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public static List<int> Generate(XYZArgs args, ref string err)
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{
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try
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{
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List<SysMeta> list = XYZUtils.SelectMetas(args.ids, "and type in ('las', 'laz')");
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if (null == list || list.Count == 0) return null;
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string tilerPath = Tools.GetSetting("tilerPath");
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string uploadFolder = Tools.GetSetting("uploadFolder");
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List<int> ids = new List<int>();
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foreach (SysMeta meta in list)
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{
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string lasPath = Path.Combine(uploadFolder, meta.path);
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if (!File.Exists(lasPath)) continue;
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meta.ismeta = 0; // 0-倾斜摄影数据
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string outPath = GetPath(meta.id);
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if (Directory.Exists(outPath)) Tools.DelPath(outPath);
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if (!Directory.Exists(outPath)) Directory.CreateDirectory(outPath);
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string cmd = string.Format("{0}\\gocesiumtiler.exe -i \"{1}\" -o \"{2}\" -e {3} -z {4} -g -s", tilerPath, lasPath, outPath, args.srid, args.z);
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err = Tools.ExecCmd(cmd, false, false);
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string jsonFile = findTileset(outPath);
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if (File.Exists(jsonFile))
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{
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string path = jsonFile.Replace(Tools.GetSetting("lfData") + "\\", "");
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int pubid = InsertToDB(meta, args, path);
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if (pubid > 0) ids.Add(pubid);
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}
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}
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return ids;
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}
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catch (Exception ex)
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{
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LogOut.Error(ex.Message + "\r\n" + ex.StackTrace);
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err = ex.Message;
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return null;
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}
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}
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/// <summary>
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/// 查找tileset.json
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/// </summary>
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private static string findTileset(string path)
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{
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DirectoryInfo di = new DirectoryInfo(path);
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FileInfo[] fis = di.GetFiles("tileset.json", SearchOption.AllDirectories);
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return null == fis || 0 == fis.Length ? null : fis[0].FullName;
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}
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/// <summary>
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/// 插入数据库
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/// </summary>
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private static int InsertToDB(SysMeta meta, XYZArgs args, string path)
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{
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if (PubDBHelper.IsPublish(meta.id)) return 0;
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SysPublish sys = Tools.NewPublish(meta, args, GetReleaseUrl(path), path);
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int pubid = PubDBHelper.InsertPublish(sys);
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if (pubid > 0)
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{
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sys.id = pubid;
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PubDBHelper.InsertLayer(sys, meta);
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PubDBHelper.InsertMetaPub(meta.id, pubid, args.userId);
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}
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return pubid;
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}
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}
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}
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