/// <summary>
/// 检查更新
/// </summary>
/// <returns></returns>
internal static string CheckUpdate(string clientid)
{
WebClient wc = new WebClient();
try
{
wc.Headers.Add("Cache-control", "no-cache");
wc.Headers.Add("User-Agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0)");
wc.Encoding = Encoding.UTF8;
string url = Global.UpdateUrl + "/" + clientid;
url = Uri.EscapeUriString(url);
string jsonStr = wc.DownloadString(url);
if (jsonStr == "null")
{
jsonStr = null;
}
jsonStr = jsonStr?.Trim('"');
if (!string.IsNullOrWhiteSpace(jsonStr) && !jsonStr.StartsWith("err_"))
{
OtaInfo info = JsonConvert.DeserializeObject <OtaInfo>(jsonStr.FromBase64String());
if (string.Compare(GetAppVersion(info.MainFile), info.AppVersion, StringComparison.Ordinal) >= 0) //没有更新
{
jsonStr = string.Empty;
}
}
return(jsonStr);
}
catch (Exception e)
{
return("err_" + e.Message);
}
}
public UpdateForm(string upinfo)
{
InitializeComponent();
upresult = JsonConvert.DeserializeObject <OtaInfo>(upinfo.FromBase64String());
if (upresult == null)
{
throw new Exception("检查更新失败，请重试！");
}
else
{
Text += " - " + upresult.AppName;
}
lblFullUrl.LinkClicked += LblFullUrl_LinkClicked;
}
// GET api/<controller>/5
public string Get(string id)
{
try
{
string rootPath = HostingEnvironment.MapPath("~");
string updatePath = Path.Combine(rootPath, "Update", id);
if (!Directory.Exists(updatePath))
{
return("err_" + "请求的路径无效");
}
string[] ups = Directory.GetDirectories(updatePath, "*", SearchOption.TopDirectoryOnly);
string newdir = ups.Max();
if (string.IsNullOrWhiteSpace(newdir))
{
return(null);
}
string upStr = null;
string cachePath = Path.Combine(newdir, "ota", "CacheUpdate");
if (File.Exists(cachePath))
{
upStr = File.ReadAllText(cachePath);
}
else
{
OtaInfo otaInfo = new OtaInfo()
{
AppID = id
};
otaInfo.AppName = File.ReadAllText(Path.Combine(updatePath, "Name.txt"));
otaInfo.AppGUID = File.ReadAllText(Path.Combine(updatePath, "GUID.txt"));
DateTime upTime = DateTime.ParseExact(Path.GetFileNameWithoutExtension(newdir), "yyyyMMddHHmmss", System.Globalization.CultureInfo.InvariantCulture);
otaInfo.AppVerTime = upTime;
string[] lines = File.ReadAllLines(Path.Combine(newdir, "Version.txt"));
string newVersion = lines[0].Substring(3);
otaInfo.AppVersion = newVersion;
otaInfo.AppVerText = string.Join("\n", lines);
otaInfo.MainFile = File.ReadAllText(Path.Combine(newdir, "MainFile.txt"));
otaInfo.SetupUrl = LocalPath2WebPath(Path.Combine(newdir, "Setup.exe"));
otaInfo.OtaFiles = new List <OtaFile>();
List <string> otas = Directory.GetFiles(Path.Combine(newdir, "ota"), "*", SearchOption.AllDirectories).ToList();
if (File.Exists(Path.Combine(rootPath, "Update", "Common", id)))
{
string[] commFileNames = JsonConvert.DeserializeObject <string[]>(File.ReadAllText(Path.Combine(rootPath, "Update", "Common", id), Encoding.UTF8));
for (int i = 0; i < commFileNames.Length; i++)
{
otas.Add(Path.Combine(rootPath, "Update", "Common", "Files", commFileNames[i]));
}
}
for (int i = 0; i < otas.Count; i++)
{
string otaFilePath = otas[i];
OtaFile file = new OtaFile();
file.FileName = Path.GetFileName(otaFilePath);
file.FileMd5 = GetMd5ByFilePath2(otaFilePath);
file.DownloadUrl = LocalPath2WebPath(otaFilePath);
string tmpPath = Path.Combine(newdir, "ota");
if (otaFilePath.StartsWith(tmpPath))
{
file.RelativePath = otaFilePath.Substring(tmpPath.Length);
}
else
{
tmpPath = Path.Combine(rootPath, "Update", "Common", "Files");
if (otaFilePath.StartsWith(tmpPath))
{
file.RelativePath = otaFilePath.Substring(tmpPath.Length);
}
}
otaInfo.OtaFiles.Add(file);
}
upStr = JsonConvert.SerializeObject(otaInfo);
upStr = upStr.ToBase64String();
File.WriteAllText(cachePath, upStr);
}
return(upStr);
}
catch (Exception e)
{
return("err_" + e.Message);
}
}
