144 lines
3.9 KiB
C#
144 lines
3.9 KiB
C#
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/*
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Copyright (c) 2015-2017 topameng(topameng@qq.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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//优先读取persistentDataPath/系统/Lua 目录下的文件(默认下载目录)
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//未找到文件怎读取 Resources/Lua 目录下文件(仍没有使用LuaFileUtil读取)
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using UnityEngine;
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using LuaInterface;
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using System.IO;
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using System.Text;
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public class LuaResLoader : LuaFileUtils
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{
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public LuaResLoader()
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{
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instance = this;
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beZip = false;
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}
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public override byte[] ReadFile(string fileName)
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{
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#if !UNITY_EDITOR
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byte[] buffer = ReadDownLoadFile(fileName);
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if (buffer == null)
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{
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buffer = ReadResourceFile(fileName);
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}
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if (buffer == null)
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{
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buffer = base.ReadFile(fileName);
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}
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#else
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byte[] buffer = base.ReadFile(fileName);
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if (buffer == null)
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{
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buffer = ReadResourceFile(fileName);
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}
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if (buffer == null)
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{
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buffer = ReadDownLoadFile(fileName);
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}
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#endif
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return buffer;
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}
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public override string FindFileError(string fileName)
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{
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if (Path.IsPathRooted(fileName))
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{
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return fileName;
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}
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if (Path.GetExtension(fileName) == ".lua")
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{
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fileName = fileName.Substring(0, fileName.Length - 4);
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}
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using (CString.Block())
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{
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CString sb = CString.Alloc(512);
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for (int i = 0; i < searchPaths.Count; i++)
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{
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sb.Append("\n\tno file '").Append(searchPaths[i]).Append('\'');
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}
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sb.Append("\n\tno file './Resources/").Append(fileName).Append(".lua'")
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.Append("\n\tno file '").Append(LuaConst.luaResDir).Append('/')
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.Append(fileName).Append(".lua'");
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sb = sb.Replace("?", fileName);
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return sb.ToString();
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}
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}
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byte[] ReadResourceFile(string fileName)
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{
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if (!fileName.EndsWith(".lua"))
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{
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fileName += ".lua";
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}
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byte[] buffer = null;
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string path = "Lua/" + fileName;
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TextAsset text = Resources.Load(path, typeof(TextAsset)) as TextAsset;
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if (text != null)
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{
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buffer = text.bytes;
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Resources.UnloadAsset(text);
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}
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return buffer;
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}
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byte[] ReadDownLoadFile(string fileName)
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{
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if (!fileName.EndsWith(".lua"))
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{
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fileName += ".lua";
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}
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string path = fileName;
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if (!Path.IsPathRooted(fileName))
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{
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path = string.Format("{0}/{1}", LuaConst.luaResDir, fileName);
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}
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if (File.Exists(path))
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{
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#if !UNITY_WEBPLAYER
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return File.ReadAllBytes(path);
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#else
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throw new LuaException("can't run in web platform, please switch to other platform");
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#endif
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}
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return null;
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}
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}
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