/// <summary>
/// Input a single file to download. Does not stop until error or completed.
/// </summary>
/// <param name="urlFilePATH">Example: "http://www.webaddress.com/file.zip" </param>
/// <param name="filePATH">Example: "C:\LOCATION\file.zip" </param>
public void Download(string urlFilePATH, string filePATH, IStatusListener listener)
{
ActiveFile = filePATH;
ActiveURL = urlFilePATH;
listener.Log("[Downloader] {0} ==> {1}", urlFilePATH, filePATH);
Directory.CreateDirectory(Path.GetDirectoryName(filePATH));
using (var webConnect = new WebClient()) {
webConnect.Headers["User-Agent"] = "Craftalyst/0.1";
webConnect.DownloadProgressChanged += HandleProgress;
webConnect.DownloadFile(new Uri(urlFilePATH), filePATH);
}
ActiveFile = "";
ActiveURL = "";
Progress = 0;
}
private void InstallLibraries(IStatusListener listener)
{
listener.Log ("Installing libraries...");
listener.SetProgress(0);
var libraries = VersionParameters.Libraries.Where (x => x.AppliesHere).Where (x => x.RequiredForClient).ToList ();
// Install missing libraries
int progress = 0;
int totalCount = libraries.Count ();
foreach (var lib in libraries) {
var libUrl = lib.Url;
var libJar = lib.GetPath(this);
var libDir = Path.GetDirectoryName(libJar);
Directory.CreateDirectory(libDir);
// Download the library if it does not already exist in the libraries directory
if (!File.Exists (libJar))
Downloader.Single(libUrl, libJar, listener);
// Ugh, apply the extract rules. I hope I do this right.
// If Extract is present, that means we extract it. Otherwise, the jar just sits there... right??
if (lib.Extract != null) {
ZipUtility.Extract(libJar, Path.Combine (GameLocation, "bin", "natives"), "-META-INF");
} else {
Directory.CreateDirectory(Path.Combine (GameLocation, "bin"));
File.Copy (libJar, Path.Combine (GameLocation, "bin", lib.JarName));
}
++progress;
listener.SetStatus(string.Format ("Installed {0} / {1} libraries", progress, totalCount));
listener.SetProgress((double)progress / totalCount);
}
listener.SetProgress(1);
}
private void InstallAssets(IStatusListener listener)
{
listener.SetTitle("Installing Minecraft assets...");
listener.SetProgress(0);
listener.Log ("Installing assets...");
var manifest = AssetManifest;
listener.Log ("Found {0} assets in manifest...", manifest.Objects.Count);
//var toInstall = manifest.Objects.Where (x => !x.IsInstalled(AssetsLocation));
var toInstall = manifest.Objects;
listener.Log ("Need to get {0} assets from Minecraft.net...", toInstall.Count ());
int progress = 0;
int total = toInstall.Sum (x => x.Size);
int count = 0;
int totalCount = toInstall.ToList().Count;
foreach (var obj in toInstall) {
obj.Install (manifest, AssetsLocation, listener);
progress += obj.Size;
count += 1;
listener.SetProgress((double)progress / (double)total);
listener.SetStatus(
string.Format (
"Installed {0} / {1} assets. Downloaded {2} / {3} MB",
count, totalCount,
Math.Round(progress / 1024.0 / 1024.0 * 100.0) / 100.0,
Math.Round (total / 1024.0 / 1024.0 * 100.0) / 100.0));
Thread.Sleep(5);
}
listener.Log("Successfully installed all assets!");
listener.SetProgress(1);
}
/// <summary>
/// Look for & Download required Files
/// </summary>
/// <returns>Status of exceptions or success</returns>
public void Setup(IStatusListener listener)
{
if (IsSetup)
return;
listener.Log ("Retrieving version information from Minecraft.net...");
VersionParameters = this.GetVersionParameters(SelectedVersion);
listener.Log ("Verifying assets...");
InstallAssets(listener);
IsSetup = true;
}
public void Install(IStatusListener listener)
{
listener.SetTitle("Installing Minecraft...");
listener.SetProgress(0);
Directory.CreateDirectory(this.GameLocation);
Directory.CreateDirectory(Path.Combine (this.GameLocation, "bin"));
listener.Log ("Retrieving version information from Minecraft.net...");
VersionParameters = this.GetVersionParameters(SelectedVersion);
listener.Log ("Craftalyst Minecraft setup...");
listener.Log ("Installing assets...");
InstallAssets(listener);
listener.Log ("Installing libraries...");
InstallLibraries(listener);
listener.Log ("Installing game...");
InstallGame();
}
private void Download(string assetsDirectory, IStatusListener listener)
{
string objectDirectory = Path.Combine (assetsDirectory, "objects");
Directory.CreateDirectory(objectDirectory);
string assetFile = Path.Combine (objectDirectory, ObjectFilename);
for (int i = 0, max = 5; i < max; ++i) {
Downloader.Single (Url, assetFile);
string actualHash = FileUtility.Hash (assetFile);
if (actualHash == null)
throw new InvalidOperationException(string.Format ("Failed to create hash to of '{0}' (with expected hash {1})", FileName, Hash));
if (actualHash != Hash) {
if (i + 1 == max) {
throw new Exception(string.Format ("Failed to verify downloaded asset '{0}' (expected hash {1}, got hash {2})",
FileName, Hash, actualHash));
} else {
listener.Log ("Error: File '{0}' failed hash check (expected {1}, got {2}) after downloading, retrying (attempt #{3})",
FileName, Hash, actualHash, i);
}
continue;
} else {
//listener.Log ("Verified hash for asset {0} was exactly that hash!", Hash);
}
break;
}
}
void UpdateConfigFiles(IStatusListener listener)
{
listener.SetTitle("Syncing client configuration from server...");
listener.Log("Updating configuration files from the server...");
listener.SetStatus("Please wait...");
listener.SetProgress(0);
List<string> configFiles = new List<string>();
foreach (var list in Description.Mods.Select (x => x.ConfigFiles).Where (x => x != null))
configFiles.AddRange(list);
configFiles.AddRange(Description.SyncConfigs);
int total = configFiles.Count();
int count = 0;
foreach (string configFile in configFiles) {
string localFile = Path.Combine(GameFolder, "config", configFile);
if (File.Exists(localFile))
File.Delete(localFile);
listener.SetStatus(string.Format ("Pulling {0}", configFile));
Downloader.Single(string.Format("{0}/config/{1}", Description.SyncUrl, configFile), localFile);
listener.SetProgress((double)count / (double)total);
++count;
}
listener.SetProgress(1);
}
public void Sync(IStatusListener listener)
{
listener.SetTitle("Synchronizing with server");
listener.SetStatus("Please wait...");
listener.SetProgress(0);
listener.Log("Retrieving server-side instance description...");
InstanceDescription fromServer = null;
try {
fromServer = FetchServerInstanceDescription();
} catch (FailedDownloadException e) {
listener.Log ("An error occurred fetching server-side instance description: {0}", e.Message);
listener.Log ("Exception: {0}", e);
return;
}
if (fromServer == null) {
listener.Log ("Sync failed: Could not retrieve server-side instance description");
return;
}
if (Description.StartRam == null)
Description.StartRam = fromServer.StartRam;
if (Description.MaxRam == null)
Description.StartRam = fromServer.MaxRam;
listener.SetStatus("Received server-side instance description...");
listener.Log("Successfully retrieved server-side instance description");
listener.Log("Checking for changes to instance configuration...");
var oldDescription = Description;
Description = fromServer;
// Query for mods which have been removed
listener.Log ("Checking for removed mods...");
listener.SetStatus("Checking for removed mods...");
var removedMods = oldDescription.Mods
.Where (x => !Description.Mods.Any (newMod => newMod.ArtifactId == x.ArtifactId));
// Query for mods which have been added
listener.Log ("Checking for newly installed mods...");
listener.SetStatus("Checking for newly installed mods...");
var addedMods = Description.Mods.Where (x => !oldDescription.Mods.Any (oldMod => oldMod.ArtifactId == x.ArtifactId));
int count = 0;
int total = removedMods.Count () + addedMods.Count ();
foreach (var removedMod in removedMods) {
listener.SetStatus(string.Format ("Removing {0} version {1}", removedMod.Name, removedMod.Version));
listener.Log ("Server removed mod {0}: removing...", removedMod.ArtifactId);
new Mod (removedMod).Remove (this.GameFolder);
listener.SetProgress((double)count / (double)total);
++count;
}
foreach (var addedMod in addedMods) {
listener.SetStatus(string.Format ("Installing {0} version {1}", addedMod.Name, addedMod.Version));
listener.Log ("Server added mod {0}: installing...", addedMod.ArtifactId);
new Mod (addedMod).Install (this.ModsStoreFolder, this.GameFolder, listener);
listener.SetProgress((double)count / (double)total);
++count;
}
// Download new configuration files...
listener.Log ("Checking configuration version..");
listener.Log ("Local: {0} Remote: {1}", oldDescription.ConfigVersion, Description.ConfigVersion);
if (oldDescription.ConfigVersion < Description.ConfigVersion) {
listener.Log (" * Need to update configuration from server...");
UpdateConfigFiles (listener); // A change is needed...
} else {
listener.Log(" - Up to date");
}
listener.SetStatus("Writing updated instance description...");
using (var sw = new StreamWriter(Path.Combine (GameFolder, "craftalyst-instance.json")))
sw.Write(Description.ToJson());
SaveDescription();
listener.SetProgress(1);
}
public void Install(IStatusListener listener)
{
Directory.CreateDirectory(GameFolder);
Directory.CreateDirectory(AssetsFolder);
Directory.CreateDirectory(VersionsFolder);
Directory.CreateDirectory(LibraryFolder);
listener.Log("");
listener.Log("");
listener.Log("Installing Minecraft...");
var mc = CreateMinecraft();
mc.Install(listener);
// Install mods...
listener.Log("");
listener.Log("");
listener.Log("Installing mods...");
listener.SetTitle("Installing mods...");
int count = 0;
int total = Description.Mods.Count ();
foreach (var addedMod in Description.Mods) {
listener.Log("Installing mod {0}", addedMod.ArtifactId);
listener.SetStatus(string.Format ("Installing mod {0} {1}...", addedMod.Name, addedMod.Version));
new Mod(addedMod).Install(this.ModsStoreFolder, this.GameFolder, listener);
listener.SetProgress((double)count / (double)total);
}
listener.Log("Saving instance description...");
listener.SetTitle("Saving instance...");
listener.SetStatus("Just a bit longer!");
SaveDescription();
// Install configuration files...
UpdateConfigFiles(listener);
listener.Log("Performing synchronization with server...");
// Update to latest from server
Sync (listener);
listener.SetTitle("All is done!");
listener.SetProgress(1);
}