ChivaFrameWork/Framework/Toolkits/FileKits/FileToolkit.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.IO;
using SFB;
using System;

public class FileToolkit 
{
	public static ExtensionFilter extensionFilter = new ExtensionFilter("图像/视频文件", "wmv", "mp4", "avi", "mov", "WMV", "MP4", "AVI", "MOV", "jpg", "png", "JPG", "PNG", "jpeg", "JPEG");

	public static List<ExtensionFilter> GetExtensionFilters() 
	{
		List<ExtensionFilter> extensionFilters = new List<ExtensionFilter>();
		extensionFilters.Add(extensionFilter);
		return extensionFilters;
	}

	/// <summary>
	/// 读取本地数据并保存到指定位置
	/// </summary>
	/// <param name="fliePath"></param>
	/// <param name="targetFilePath"></param>
	public static void ReadLocalFileDataAndSaveToTargetPath(string fliePath, string targetFilePath)
	{
		byte[] buffer = GetLoaclFileData(fliePath);

		FileLocalSave(targetFilePath,buffer);
	}

	/// <summary>
	/// 获取本地文件数据
	/// </summary>
	/// <param name="filePath"></param>
	/// <returns></returns>
	public static byte[] GetLoaclFileData(string filePath)
	{
		using (FileStream fs = new FileStream(filePath, FileMode.OpenOrCreate))
		{
			byte[] buffer = new byte[fs.Length];
			fs.Read(buffer, 0, buffer.Length);
			fs.Close();
			return buffer;
		}
	}

	/// <summary>
	/// 文件本地保存
	/// </summary>
	public static void FileLocalSave(string savePath,byte[] data) 
	{
		Debug.Log(data.Length);
		using (FileStream fs = new FileStream(savePath,FileMode.OpenOrCreate,FileAccess.ReadWrite))
		{
			fs.Write(data, 0, data.Length);
			fs.Flush();
		}
	}

	/// <summary>
	/// 删除本地文件
	/// </summary>
	public static void DeleteLocalFile(string filePath)
	{
		if (File.Exists(filePath)) File.Delete(filePath);
	}

	/// <summary>
	/// 本地是否包含文件
	/// </summary>
	public static bool LoaclIsContainFile(string filePath) 
	{
		return File.Exists(filePath);
	}

	/// <summary>
	/// 通过WinForm获取上传文件路径
	/// </summary>
	/// <param name="extensions"></param>
	/// <returns></returns>
	public static string[] GetAssetPathsByWinForm(List<ExtensionFilter> extensions)
	{
	    string[] paths = StandaloneFileBrowser.OpenFilePanel(" 上传文件", "", extensions.ToArray(), true);
		return paths;
	}
    
	/// <summary>
	/// 获取文件的创建时间
	/// </summary>
	/// <param name="filePath"></param>
	/// <returns></returns>
	public static DateTime GetFileCreateTime(string filePath)
    {
		return File.GetCreationTime(filePath);
    }

	/// <summary>
	/// 对比文件创建前后
	/// </summary>
	/// <param name="filePath1"></param>
	/// <param name="filePath2"></param>
	/// <returns>True为FilePath1靠前</returns>
	public static bool CompareBeforAndAfterCreateTime(string filePath1,string filePath2)
    {
		DateTime dateTime1 = GetFileCreateTime(filePath1);

		DateTime dateTime2 = GetFileCreateTime(filePath2);

		return dateTime1 > dateTime2;
	}

	/// <summary>
	/// 搜索指定条件的文件，并返回文件路径
	/// </summary>
	/// <param name="targetPath"></param>
	/// <param name="searchPattern"></param>
	/// <returns></returns>
    public static string[] SearchFilePaths(string targetPath,string searchPattern)
    {
		DirectoryInfo directoryInfo = new DirectoryInfo(targetPath);

		List<string> tmpFilePaths = new List<string>();

        if (!directoryInfo.Exists)
        {
			Debug.LogError(targetPath + "路径不存在！！！！");
        }else
        {
			FileInfo[] fileInfos = directoryInfo.GetFiles(searchPattern);

            foreach (var item in fileInfos)
            {
				tmpFilePaths.Add(item.FullName);
            }
        }

		return tmpFilePaths.ToArray();
    }

}