private static async Task <IParseInfo> ParseJson(Uri location, string appId)
{
try
{
// Get json object
var doc = await GetInfoDoc(location.AbsoluteUri);
ParseInfoObject parseInfo = null;
await Task.Run(() =>
{
var updateJson = JsonConvert.DeserializeObject <RootObject>(doc);
var appUpdate = updateJson.eUpdate.update.FirstOrDefault(x => x.appID == appId);
if (appUpdate == null)
{
return;
}
// Parse data
// If Version is null, then we can't compare assembly versions for update
var versionString = appUpdate.version;
if (string.IsNullOrWhiteSpace(versionString))
{
return;
}
var version = Version.Parse(versionString);
var fileList = new List <IParsedFile>();
foreach (var file in appUpdate.files.file)
{
var parsedFile = new ParsedFile
{
FileName = file.fileName,
Md5 = file.md5,
Url = new Uri(file.url)
};
fileList.Add(parsedFile);
}
var description = appUpdate.description;
parseInfo = new ParseInfoObject(version, fileList, description, null);
});
return(parseInfo);
}
catch (Exception)
{
return(null);
}
}
private static async Task <IParseInfo> ParseXml(Uri location, string appId)
{
try
{
ParseInfoObject parseInfo = null;
await Task.Run(() =>
{
// Load the document
var doc = new XmlDocument();
doc.Load(location.AbsoluteUri);
// Gets the appId's node with the update info
// This allows you to store all program's update nodes in one file
var updateNode = doc.DocumentElement?.SelectSingleNode("//update[@appID='" + appId + "']");
// If the node doesn't exist, there is no update
if (updateNode == null)
{
return;
}
// Parse data
// If Version is null, then we can't compare assembly versions for update
var versionString = updateNode["version"]?.InnerText;
if (string.IsNullOrWhiteSpace(versionString))
{
return;
}
var version = Version.Parse(versionString);
var files = updateNode["files"]?.ChildNodes;
if (files == null)
{
return;
}
var fileList = new List <IParsedFile>();
foreach (XmlNode file in files)
{
Uri uri = null;
var url = file["url"]?.InnerText;
if (!string.IsNullOrEmpty(url))
{
uri = new Uri(url);
}
var parsedFile = new ParsedFile
{
FileName = file["fileName"]?.InnerText,
Md5 = file["md5"]?.InnerText,
Url = uri
};
fileList.Add(parsedFile);
}
var md5 = updateNode["md5"]?.InnerText;
var description = updateNode["description"]?.InnerText;
var launchArgs = updateNode["launchArgs"]?.InnerText;
parseInfo = new ParseInfoObject(version, fileList, description, launchArgs);
});
return(parseInfo);
}
catch (Exception ex)
{
// Log or display
return(null);
}
}
