public bool MarkInstalled(ModMetadata meta, ModVersion version, ModDownloadResult downloadDetails)
{
ModStatus status = GetModStatus(meta);
switch (status)
{
case ModStatus.Installed:
ModVersions.Delete(m => m.MetadataId == meta.Id);
ModVersions.Insert(version);
return(true);
case ModStatus.NotInstalled:
Mods.Insert(meta);
ModVersions.Insert(version);
return(true);
// Already added as requested, need to modify it
case ModStatus.Requested:
ModVersion requested = ModVersions.FindOne(v => v.GetModVersion() == version.GetModVersion());
requested.Filename = downloadDetails.Filename;
requested.Checksum = downloadDetails.Checksum;
return(ModVersions.Update(requested));
}
return(false);
}
/// <summary>
/// Download a specific version of a mod.
/// </summary>
/// <exception cref="ModDownloadException"></exception>
/// <exception cref="IOException"></exception>
/// <returns></returns>
public async Task <ModDownloadResult> DownloadMod(ModVersion version, string directory)
{
CurseforgeModVersion versionInfo;
if (version is CurseforgeModVersion)
{
versionInfo = version as CurseforgeModVersion;
}
else
{
throw new ArgumentException("Version provided is not a curseforge mod version, cannot continue.");
}
// If we get here, the installed version was not found or corrupted
if (versionInfo.FileId == null)
{
throw new ModDownloadException("Error during download: Mod metadata has not been fetched from Curseforge yet.");
}
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
#region Perform Mod Download
try {
HttpWebRequest webRequest = WebRequest.CreateHttp(new Uri(versionInfo.DownloadURL + "/file"));
using (WebResponse r = await webRequest.GetResponseAsync()) {
Uri downloadUri = r.ResponseUri;
if (!FILENAME_MATCH.IsMatch(downloadUri.AbsoluteUri))
{
throw new ModDownloadException("The provided download URL does not appear to be valid.");
}
Match m = FILENAME_MATCH.Match(downloadUri.AbsoluteUri);
string filename = m.Groups[1].Value;
if (filename.ToLowerInvariant() == "download")
{
throw new ModDownloadException("Bad filename for a mod from Curseforge; got 'download' instead of filename.");
}
string finalFilename = Path.Combine(directory, filename);
if (File.Exists(finalFilename))
{
File.Delete(finalFilename);
}
FileStream fs = File.OpenWrite(finalFilename);
byte[] buffer = new byte[1024];
using (Stream s = r.GetResponseStream()) {
int size = s.Read(buffer, 0, buffer.Length);
while (size > 0)
{
fs.Write(buffer, 0, size);
size = s.Read(buffer, 0, buffer.Length);
}
fs.Flush();
fs.Close();
ModDownloadResult result = new ModDownloadResult();
result.Filename = filename;
result.Checksum = ModUtilities.GetFileChecksum(finalFilename);
return(result);
}
}
}
catch (Exception) {
throw;
}
#endregion
}
private static void DownloadPack()
{
using (Pack p = Modifi.DefaultPack) {
ILogger log = Modifi.DefaultLogger;
log.Information("Downloading modpack.");
log.Information(Environment.NewLine);
IDomain curseforge;
try {
curseforge = DomainHelper.LoadDomain(p, "curseforge");
}
catch (DllNotFoundException) {
log.Error("Cannot install mods; curseforge domain handler not found.");
return;
}
IDomainHandler handler = curseforge.GetDomainHandler();
using (ModStorage storage = new ModStorage(p.Installed, curseforge)) {
IEnumerable <ModMetadata> mods = storage.GetAllMods();
foreach (ModMetadata mod in mods)
{
log.Information("Installing: {0:l}", mod.GetName());
ModStatus status;
try { status = storage.GetModStatus(mod); }
catch (Exception) {
log.Error("Error: Mod marked installed but checksum did not match.");
log.Error("Please use the remove command and re-add it, or download the version manually.");
continue;
}
switch (status)
{
case ModStatus.Installed:
log.Information("Skipping, already installed.");
log.Information(Environment.NewLine);
continue;
case ModStatus.Requested:
ModVersion version = storage.GetMod(mod);
log.Information("Requested Version: {0:l} ({1})", version.GetVersionName(), version.GetModVersion());
try {
ModDownloadResult result = handler.DownloadMod(version, Settings.ModPath).Result;
storage.MarkInstalled(mod, version, result);
log.Information("Downloaded to {0}.", result.Filename);
log.Information(Environment.NewLine);
}
catch (Exception e) {
log.Error(e.Message);
log.Error(Environment.NewLine);
}
break;
}
}
}
}
}
