这篇文章主要讲解了“C# WinForm怎么实现自动更新程序”,文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习“C# WinForm怎么实现自动更新程序”吧!
.NET Core 3.1
Visual Studio 2019
//xml文件 <?xml version="1.0" encoding="utf-8" ?> <updateList> <url>http://localhost:5000/api/Update/</url> <files> <file name="1.dll" version="1.0"></file> <file name="1.dll" version="1.1"></file> <file name="AutoUpdate.Test.exe" version="1.1"></file> </files> </updateList>
//Model public class UpdateModel { public string name { get; set; } public string version { get; set; } } public class UpdateModel_Out { public string url { get; set; } public List<UpdateModel> updateList { get; set; } }
//控制器 namespace AutoUpdate.WebApi.Controllers { [Route("api/[controller]/[Action]")] [ApiController] public class UpdateController : ControllerBase { [HttpGet] public JsonResult Index() { return new JsonResult(new { code = 10, msg = "success" }); } [HttpPost] public JsonResult GetUpdateFiles([FromBody] List<UpdateModel> input) { string xmlPath = AppContext.BaseDirectory + "UpdateList.xml"; XDocument xdoc = XDocument.Load(xmlPath); var files = from f in xdoc.Root.Element("files").Elements() select new { name = f.Attribute("name").Value, version = f.Attribute("version").Value }; var url = xdoc.Root.Element("url").Value; List<UpdateModel> updateList = new List<UpdateModel>(); foreach(var file in files) { UpdateModel model = input.Find(s => s.name == file.name); if(model == null || file.version.CompareTo(model.version) > 0) { updateList.Add(new UpdateModel { name = file.name, version = file.version }); } } UpdateModel_Out output = new UpdateModel_Out { url = url, updateList = updateList }; return new JsonResult(output); } [HttpPost] public FileStreamResult DownloadFile([FromBody] UpdateModel input) { string path = AppContext.BaseDirectory + "files\\" + input.name; FileStream fileStream = new FileStream(path, FileMode.Open); return new FileStreamResult(fileStream, "application/octet-stream"); } } }
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