public async Task <string> LoginAsync(string email, string password)
{
try
{
ConnectionService connection = await ConnectionService.CreateAsync(Factory.GetIdentityService().GetDefaultAccess());
var mailHash = Convert.ToBase64String(System.Security.Cryptography.SHA256.Create().ComputeHash(Encoding.UTF8.GetBytes(email.ToLower() + password)));
var download = await connection.ObjectService.DownloadObjectAsync(connection.Bucket, "Accounts/" + mailHash, new uplink.NET.Models.DownloadOptions(), false);
await download.StartDownloadAsync();
var readWriteAccess = Encoding.UTF8.GetString(download.DownloadedBytes).Split("---");
_vault.Add(new PasswordCredential(NUTZ_MICH, MAILHASH, mailHash));
_vault.Add(new PasswordCredential(NUTZ_MICH, READ_ACCESS, readWriteAccess[0]));
_vault.Add(new PasswordCredential(NUTZ_MICH, WRITE_ACCESS, readWriteAccess[1]));
return("");
}
catch (Exception ex)
{
return(ex.Message);
}
}
protected async Task <ConnectionService> InitForeignConnectionAsync(string accessGrant)
{
return(await ConnectionService.CreateAsync(new uplink.NET.Models.Access(accessGrant)));
}
public async Task <bool> RegisterAsync(string email, string password, string token)
{
try
{
var access = new Access(IdentityService.MAIN_ACCESS);
ConnectionService mainConnection = await ConnectionService.CreateAsync(access);
//Hole das Token, falls das existiert
var tokenDownload = await mainConnection.ObjectService.DownloadObjectAsync(mainConnection.Bucket, "Token/" + token.ToUpper(), new DownloadOptions(), false);
await tokenDownload.StartDownloadAsync();
if (tokenDownload == null)
{
return(false);
}
var einladungsToken = Newtonsoft.Json.JsonConvert.DeserializeObject <EinladungsToken>(Encoding.UTF8.GetString(tokenDownload.DownloadedBytes));
//Im Token muss stehen
//Von wem - AnbieterID
//Die ID des Tokens
string benutzerkennung = email.ToLower() + password;
var benutzerHash = Convert.ToBase64String(System.Security.Cryptography.SHA256.Create().ComputeHash(Encoding.UTF8.GetBytes(benutzerkennung)));
//Lege beim Empfehlenden meine ID ab, so dass diese nicht gelöscht oder geändert werden kann
var upload = await mainConnection.ObjectService.UploadObjectAsync(mainConnection.Bucket, "Trustee/" + einladungsToken.AnbieterID + "/" + benutzerHash, new uplink.NET.Models.UploadOptions(), Encoding.UTF8.GetBytes(benutzerHash), false);
await upload.StartUploadAsync();
if (!upload.Completed)
{
return(false);
}
//Meinen Account anlegen unter Nutzung des MAIN_ACCESS
Permission permissionRead = new Permission();
permissionRead.AllowList = true;
permissionRead.AllowDownload = true;
List <SharePrefix> prefixesRead = new List <SharePrefix>();
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Anbieter/"
});
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Profile/"
});
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Angebote/"
});
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Fotos/"
});
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Nachrichten/" + benutzerHash + "/"
});
prefixesRead.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Trustee/"
});
var shareRead = access.Share(permissionRead, prefixesRead).Serialize();
Permission permissionWrite = new Permission();
permissionWrite.AllowList = true;
permissionWrite.AllowDownload = true;
permissionWrite.AllowUpload = true;
permissionWrite.AllowDelete = true;
List <SharePrefix> prefixesWrite = new List <SharePrefix>();
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Anbieter/" + benutzerHash + "/"
});
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Profile/" + benutzerHash + "/"
});
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Angebote/" + benutzerHash + "/"
});
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Fotos/" + benutzerHash + "/"
});
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Nachrichten/" + benutzerHash + "/"
});
prefixesWrite.Add(new SharePrefix()
{
Bucket = "nutz-mich", Prefix = "Token/" + benutzerHash + "/"
});
var shareWrite = access.Share(permissionWrite, prefixesWrite).Serialize();
var readWriteShare = shareRead + "---" + shareWrite;
var userUpload = await mainConnection.ObjectService.UploadObjectAsync(mainConnection.Bucket, "Accounts/" + benutzerHash, new UploadOptions(), Encoding.UTF8.GetBytes(readWriteShare), false);
await userUpload.StartUploadAsync();
if (!userUpload.Completed)
{
return(false);
}
//Lösche das Token, damit es nur einmal nutzbar ist
await mainConnection.ObjectService.DeleteObjectAsync(mainConnection.Bucket, "Token/" + token.ToUpper());
return(true);
}
catch
{
return(false);
}
}