public InstallStatus InstallFiles()
{
var status = InstallStatus.Success;
bool restartRequired = false;
string oldFilesPath = Path.Combine("_update", "oldfiles");
string newFilesPath = Path.Combine("_update", "files", "HomeGenie_update");
string fullReleaseFolder = Path.Combine("_update", "files", "homegenie");
if (Directory.Exists(fullReleaseFolder))
{
Directory.Move(fullReleaseFolder, newFilesPath);
}
Utility.FolderCleanUp(oldFilesPath);
if (Directory.Exists(newFilesPath))
{
LogMessage("= Copying new files...");
foreach (string file in Directory.EnumerateFiles(newFilesPath, "*", SearchOption.AllDirectories))
{
bool doNotCopy = false;
string destinationFolder = Path.GetDirectoryName(file).Replace(newFilesPath, "").TrimStart('/').TrimStart('\\');
string destinationFile = Path.Combine(destinationFolder, Path.GetFileName(file)).TrimStart(Directory.GetDirectoryRoot(Directory.GetCurrentDirectory()).ToArray()).TrimStart('/').TrimStart('\\');
// Update file only if different from local one
bool processFile = false;
if (File.Exists(destinationFile))
{
using (var md5 = MD5.Create())
{
string localHash, remoteHash = "";
try
{
// Try getting files' hash
using (var stream = File.OpenRead(destinationFile))
{
localHash = BitConverter.ToString(md5.ComputeHash(stream));
}
using (var stream = File.OpenRead(file))
{
remoteHash = BitConverter.ToString(md5.ComputeHash(stream));
}
if (localHash != remoteHash)
{
processFile = true;
//Console.WriteLine("CHANGED {0}", destinationFile);
//Console.WriteLine(" - LOCAL {0}", localHash);
//Console.WriteLine(" - REMOTE {0}", remoteHash);
}
}
catch (Exception e)
{
// this mostly happen if the destinationFile is un use and cannot be opened,
// file is then ignored if hash cannot be calculated
}
}
}
else
{
processFile = true;
//Console.WriteLine("NEW FILE {0}", file);
}
if (!processFile) continue;
// Some files needs to be handled differently than just copying
if (destinationFile.EndsWith(".xml") && File.Exists(destinationFile))
{
switch (destinationFile)
{
case "automationgroups.xml":
doNotCopy = true;
status = UpdateAutomationGroups(file) ? InstallStatus.Success : InstallStatus.Error;;
break;
case "groups.xml":
doNotCopy = true;
status = UpdateGroups(file) ? InstallStatus.Success : InstallStatus.Error;
break;
case "lircconfig.xml":
doNotCopy = true;
break;
case "modules.xml":
doNotCopy = true;
break;
case "programs.xml":
doNotCopy = true;
status = UpdatePrograms(file) ? InstallStatus.Success : InstallStatus.Error;;
break;
case "scheduler.xml":
doNotCopy = true;
status = UpdateScheduler(file) ? InstallStatus.Success : InstallStatus.Error;;
break;
case "systemconfig.xml":
doNotCopy = true;
status = UpdateSystemConfig(file) ? InstallStatus.Success : InstallStatus.Error;;
break;
}
if (status == InstallStatus.Error)
{
break;
}
}
else if (destinationFile.EndsWith("homegenie_stats.db"))
{
doNotCopy = true;
}
if (doNotCopy) continue;
// Update the file
if (destinationFile.EndsWith(".exe") || destinationFile.EndsWith(".dll") || destinationFile.EndsWith(".so"))
restartRequired = true;
if (!String.IsNullOrWhiteSpace(destinationFolder) && !Directory.Exists(destinationFolder))
{
Directory.CreateDirectory(destinationFolder);
}
// backup current file before replacing it
if (File.Exists(destinationFile))
{
string oldFile = Path.Combine(oldFilesPath, destinationFile);
Directory.CreateDirectory(Path.GetDirectoryName(oldFile));
LogMessage("+ Backup file '" + oldFile + "'");
// TODO: delete oldFilesPath before starting update
//File.Delete(oldFile);
if (destinationFile.EndsWith(".exe") || destinationFile.EndsWith(".dll"))
{
// this will allow replace of new exe and dll files
File.Move(destinationFile, oldFile);
}
else
{
File.Copy(destinationFile, oldFile);
}
}
try
{
LogMessage("+ Copying file '" + destinationFile + "'");
if (!string.IsNullOrWhiteSpace(Path.GetDirectoryName(destinationFile)) && !Directory.Exists(Path.GetDirectoryName(destinationFile)))
{
try
{
Directory.CreateDirectory(Path.GetDirectoryName(destinationFile));
LogMessage("+ Created folder '" + Path.GetDirectoryName(destinationFile) + "'");
}
catch
{
}
}
File.Copy(file, destinationFile, true);
}
catch (Exception e)
{
LogMessage("! Error copying file '" + destinationFile + "' (" + e.Message + ")");
status = InstallStatus.Error;
break;
}
}
if (status == InstallStatus.Error)
{
// TODO: should revert!
LogMessage("! ERROR update aborted.");
}
else if (restartRequired)
{
status = InstallStatus.RestartRequired;
}
}
return status;
}
public bool UpdatePrograms(string file)
{
bool success = true;
try
{
var serializer = new XmlSerializer(typeof(List<ProgramBlock>));
var reader = new StreamReader(file);
var newProgramList = (List<ProgramBlock>)serializer.Deserialize(reader);
reader.Close();
//
if (newProgramList.Count > 0)
{
bool configChanged = false;
foreach (var program in newProgramList)
{
// Only system programs are to be updated
if (program.Address < ProgramManager.USERSPACE_PROGRAMS_START)
{
ProgramBlock oldProgram = homegenie.ProgramManager.Programs.Find(p => p.Address == program.Address);
if (oldProgram != null)
{
// Check new program against old one to find out if they differ
bool changed = ProgramsDiff(oldProgram, program);
if (!changed)
continue;
// Preserve IsEnabled status if program already exist
program.IsEnabled = oldProgram.IsEnabled;
LogMessage("* Updating Automation Program: " + program.Name + " (" + program.Address + ")");
homegenie.ProgramManager.ProgramRemove(oldProgram);
}
else
{
LogMessage("+ Adding Automation Program: " + program.Name + " (" + program.Address + ")");
}
// Try copying the new program files if it's an arduino sketch
if (program.Type.ToLower() == "arduino")
{
try
{
// copy arduino project files...
// TODO: this is untested yet
string sourceFolder = Path.Combine(UpdateBaseFolder, "programs", "arduino", program.Address.ToString());
string arduinoFolder = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "programs", "arduino", program.Address.ToString());
Utility.FolderCleanUp(arduinoFolder);
foreach (string newPath in Directory.GetFiles(sourceFolder))
{
File.Copy(newPath, newPath.Replace(sourceFolder, arduinoFolder), true);
LogMessage("* Updating Automation Program: " + program.Name + " (" + program.Address + ") - " + Path.GetFileName(newPath));
}
}
catch
{
// TODO: should report exception
}
}
// Add the new program to the ProgramEngine
homegenie.ProgramManager.ProgramAdd(program);
// Compile C# programs in order to generate new binary file
if (program.Type.ToLower() == "csharp")
{
homegenie.ProgramManager.CompileScript(program);
}
if (!configChanged)
configChanged = true;
}
}
if (configChanged)
{
// Save new programs config
homegenie.UpdateProgramsDatabase();
}
}
//
File.Delete(file);
if (Directory.Exists(Path.Combine(homegenie.UpdateChecker.UpdateBaseFolder, "programs")))
{
Directory.Delete(Path.Combine(homegenie.UpdateChecker.UpdateBaseFolder, "programs"), true);
}
}
catch
{
success = false;
}
if (!success)
{
LogMessage("+ ERROR updating Automation Programs");
}
return success;
}
public List<string> DownloadAndUncompress(ReleaseInfo releaseInfo)
{
if (ArchiveDownloadUpdate != null)
ArchiveDownloadUpdate(this, new ArchiveDownloadEventArgs(releaseInfo, ArchiveDownloadStatus.DOWNLOADING));
//
string destinationFolder = Path.Combine(updateFolder, "files");
string archiveName = Path.Combine(updateFolder, "archives", "hg_update_" + releaseInfo.Version.Replace(" ", "_").Replace(".", "_") + ".zip");
if (!Directory.Exists(Path.GetDirectoryName(archiveName)))
{
Directory.CreateDirectory(Path.GetDirectoryName(archiveName));
}
using (var client = new WebClientPx())
{
client.Headers.Add("user-agent", "HomeGenieUpdater/1.0 (compatible; MSIE 7.0; Windows NT 6.0)");
try
{
client.DownloadFile(releaseInfo.DownloadUrl, archiveName);
}
catch (Exception)
{
if (ArchiveDownloadUpdate != null)
ArchiveDownloadUpdate(this, new ArchiveDownloadEventArgs(releaseInfo, ArchiveDownloadStatus.ERROR));
return null;
// throw;
}
finally
{
client.Dispose();
}
}
// Unarchive (unzip)
if (ArchiveDownloadUpdate != null)
ArchiveDownloadUpdate(this, new ArchiveDownloadEventArgs(releaseInfo, ArchiveDownloadStatus.DECOMPRESSING));
bool errorOccurred = false;
var files = Utility.UncompressTgz(archiveName, destinationFolder);
errorOccurred = (files.Count == 0);
if (ArchiveDownloadUpdate != null)
{
if (errorOccurred)
ArchiveDownloadUpdate(this, new ArchiveDownloadEventArgs(releaseInfo, ArchiveDownloadStatus.ERROR));
else
ArchiveDownloadUpdate(this, new ArchiveDownloadEventArgs(releaseInfo, ArchiveDownloadStatus.COMPLETED));
}
// update release_info.xml file with last releaseInfo ReleaseDate field in order to reflect github release date
if (files.Contains(Path.Combine("homegenie", releaseFile)))
{
var ri = GetReleaseFile(Path.Combine(destinationFolder, "homegenie", releaseFile));
ri.ReleaseDate = releaseInfo.ReleaseDate.ToUniversalTime();
XmlSerializer serializer = new XmlSerializer(typeof(ReleaseInfo));
using (TextWriter writer = new StreamWriter(Path.Combine(destinationFolder, "homegenie", releaseFile)))
{
serializer.Serialize(writer, ri);
}
}
return files;
}
