public IEnumerable <VersionDescription> ParseAppCastString(string data)
{
var doc = XDocument.Parse(data);
var versions = new List <VersionDescription>();
foreach (var item in doc.Descendants("item"))
{
try {
var ver = new VersionDescription {
Title = GetStringValue(item.Element("title")),
PublishDate = GetDateTimeValue(item.Element("pubDate")),
Link = GetUriValue(item.Element("link")),
Description = GetContents(item.Element("description")),
Enclosures = item.Elements("enclosure").Select(elt =>
new VersionEnclosure {
Url = GetUriValue(elt.Attribute("url")),
Length = GetIntValue(elt.Attribute("length")),
Type = GetStringValue(elt.Attribute("type")),
Title = GetStringValue(elt),
InstallerType = GetInstallerTypeValue(elt.Attribute("installer-type")),
InstallerPlatform = GetInstallerPlatformValue(elt.Attribute("installer-platform")),
}
).ToArray(),
};
versions.Add(ver);
}
catch (ParseErrorException) {
//Do nothing
}
}
return(versions);
}
public static async Task <DownloadResult> DownloadAsync(VersionDescription version, Action <float> onprogress, CancellationToken ct)
{
var enclosure = version.Enclosures.First(e => e.InstallerType == Updater.CurrentInstallerType);
if (Updater.CurrentInstallerType == InstallerType.Archive ||
Updater.CurrentInstallerType == InstallerType.ServiceArchive)
{
return(new DownloadResult(null, version, enclosure));
}
using (var client = new System.Net.WebClient())
using (ct.Register(() => client.CancelAsync(), false)) {
if (onprogress != null)
{
client.DownloadProgressChanged += (sender, args) => {
onprogress(args.ProgressPercentage / 100.0f);
};
}
var filepath =
System.IO.Path.Combine(
GetDownloadPath(),
System.IO.Path.GetFileName(enclosure.Url.AbsolutePath));
await client.DownloadFileTaskAsync(enclosure.Url.ToString(), filepath).ConfigureAwait(false);
return(new DownloadResult(filepath, version, enclosure));
}
}
public DownloadResult(string filepath, VersionDescription version, VersionEnclosure enclosure)
{
FilePath = filepath;
Version = version;
Enclosure = enclosure;
}
private IEnumerable<VersionDescription> ParseAppCast(string data)
{
var doc = XDocument.Parse(data);
var versions = new List<VersionDescription>();
foreach (var item in doc.Descendants("item")) {
try {
var ver = new VersionDescription {
Title = GetStringValue(item.Element("title")),
PublishDate = GetDateTimeValue(item.Element("pubDate")),
Link = GetUriValue(item.Element("link")),
Description = GetContents(item.Element("description")),
Enclosures = item.Elements("enclosure").Select(elt =>
new VersionEnclosure {
Url = GetUriValue(elt.Attribute("url")),
Length = GetIntValue(elt.Attribute("length")),
Type = GetStringValue(elt.Attribute("type")),
Title = GetStringValue(elt),
InstallerType = GetInstallerTypeValue(elt.Attribute("installer-type")),
}
).ToArray(),
};
versions.Add(ver);
}
catch (ParseErrorException) {
//Do nothing
}
}
return versions;
}
