/// <summary>
/// Fetches the version from the database if it is not already known.
/// </summary>
/// <param name="conn">The connection to fetch the version for</param>
/// <param name="async">Whether to fetch the version asynchronously</param>
/// <returns>A promise to return the version of the Aras installation.</returns>
public static IPromise <Version> FetchVersion(this IAsyncConnection conn, bool async)
{
if (!(conn is Connection.IArasConnection arasConn))
{
return(Promises.Resolved(default(Version)));
}
var version = arasConn.Version;
if (version != default(Version))
{
return(Promises.Resolved(version));
}
return(conn.ApplyAsync(@"<Item type='Variable' action='get' select='name,value'>
<name condition='like'>Version*</name>
</Item>", async, false)
.Convert(res =>
{
var dict = res.Items()
.GroupBy(i => i.Property("name").AsString(""))
.ToDictionary(g => g.Key, g => g.First().Property("value").Value);
var major = 0;
var minor = 0;
var servicePack = 0;
var build = 0;
// int.TryParse will default to 0 on a failure
// Always set a version with the pieces even if the version doesn't make sense so that we don't repeat retrieval
var _ = dict.TryGetValue("VersionMajor", out string majorStr) && int.TryParse(majorStr, out major);
_ = dict.TryGetValue("VersionMinor", out string minorStr) && int.TryParse(minorStr, out minor);
_ = dict.TryGetValue("VersionServicePack", out string servicePackStr) &&
int.TryParse(servicePackStr.TrimStart('S', 'P'), out servicePack);
_ = dict.TryGetValue("VersionBuild", out string buildStr) && int.TryParse(buildStr, out build);
version = new Version(major, minor, servicePack, build);
arasConn.Version = version;
return version;
}));
}
public override IPromise <Stream> Rollback(bool async)
{
if (Status == UploadStatus.RolledBack)
{
return(_lastPromise);
}
Status = UploadStatus.RolledBack;
_lastPromise = Promises.All(Files
.Where(f => f.UploadPromise != null)
.Select(f => f.UploadPromise.Continue(s =>
{
var result = _conn.AmlContext.FromXml(s);
if (result.Exception != null)
{
return(Promises.Resolved((Stream) new MemoryStream()));
}
return(_conn.Process(new Command("<Item type='File' action='delete' id='@0' />", f.Id), async));
})).ToArray())
.Convert(l => l.OfType <Stream>().FirstOrDefault() ?? new MemoryStream());
return(_lastPromise);
}
private IPromise <TokenCredentials> ValidCredentials(bool async)
{
if (_tokenCreds == null)
{
_tokenCreds = GetCredentials(async);
return(_tokenCreds);
}
else
{
return(_tokenCreds.Continue(c =>
{
if (c.Expires <= DateTime.UtcNow)
{
_tokenCreds = GetCredentials(async);
return _tokenCreds;
}
else
{
return Promises.Resolved(c);
}
}));
}
}
public IPromise <ExplicitHashCredentials> HashCredentials(ICredentials credentials, bool async)
{
return(Promises.Resolved(HashCredentials(credentials)));
}
public override IPromise <Stream> Commit(bool async)
{
if (Status != UploadStatus.Pending)
{
return(_lastPromise);
}
Status = UploadStatus.Committed;
// No transaction has been started
if (_transactionId == null && !Files.Any(f => f.UploadPromise != null))
{
_lastPromise = UploadAndApply(async);
}
else
{
var transactionId = default(string);
_lastPromise = BeginTransaction(async)
.Continue(t =>
{
transactionId = t;
return(Promises.All(Files
.Select(f => f.UploadPromise ?? UploadFile(f, async))
.ToArray()));
})
.Continue(l =>
{
var aml = this.ToNormalizedAml(_conn.AmlContext.LocalizationContext);
var content = new FormContent
{
{
"XMLData",
"<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:i18n=\"http://www.aras.com/I18N\"><SOAP-ENV:Body><ApplyItem>"
+ aml
+ "</ApplyItem></SOAP-ENV:Body></SOAP-ENV:Envelope>"
}
};
var req = new HttpRequest()
{
Content = content
};
_conn.SetDefaultHeaders(req.SetHeader);
foreach (var ac in _conn.DefaultSettings)
{
ac.Invoke(req);
}
Settings?.Invoke(req);
req.SetHeader("SOAPAction", "CommitTransaction");
req.SetHeader("VAULTID", Vault.Id);
req.SetHeader("transactionid", transactionId);
var trace = new LogData(4
, "Innovator: Execute vault query"
, LogListener ?? Factory.LogListener
, Parameters)
{
{ "aras_url", _conn.MapClientUrl("../../Server") },
{ "database", _conn.Database },
{ "query", aml },
{ "soap_action", "CommitTransaction" },
{ "url", Vault.Url },
{ "user_id", _conn.UserId },
{ "vault_id", Vault.Id },
{ "version", _conn.Version }
};
return(Vault.HttpClient.PostPromise(new Uri(Vault.Url), async, req, trace).Always(trace.Dispose));
})
.Convert(r => r.AsStream);
}
return(_lastPromise);
}
/// <summary>
/// Hashes the credentials for use with logging in or workflow voting
/// </summary>
/// <param name="credentials">The credentials.</param>
/// <param name="async">Whether to perform this action asynchronously</param>
/// <returns>
/// A promise to return hashed credentials
/// </returns>
public IPromise <ExplicitHashCredentials> HashCredentials(ICredentials credentials, bool async)
{
var explicitCred = credentials as ExplicitCredentials;
var hashCred = credentials as ExplicitHashCredentials;
var winCred = credentials as WindowsCredentials;
if (explicitCred != null)
{
return(Promises.Resolved(new ExplicitHashCredentials(explicitCred.Database, explicitCred.Username, _hashFunc(explicitCred.Password))));
}
else if (hashCred != null)
{
return(Promises.Resolved(hashCred));
}
else if (winCred != null)
{
var waLoginUrl = new Uri(this._innovatorClientBin, "../scripts/IOMLogin.aspx");
var handler = new SyncClientHandler()
{
Credentials = winCred.Credentials,
PreAuthenticate = true
};
var http = new SyncHttpClient(handler);
var req = new HttpRequest()
{
Content = new SimpleContent("<?xml version=\"1.0\" encoding=\"utf-8\" ?><Item />", "text/xml")
};
var context = ElementFactory.Local.LocalizationContext;
req.SetHeader("DATABASE", winCred.Database);
req.SetHeader("LOCALE", context.Locale);
req.SetHeader("TIMEZONE_NAME", context.TimeZone);
return(http.PostPromise(waLoginUrl, async, req, new LogData(4
, "Innovator: Execute query"
, Factory.LogListener)
{
{ "database", winCred.Database },
{ "url", waLoginUrl },
}).Convert(r =>
{
var res = r.AsXml().DescendantsAndSelf("Result").FirstOrDefault();
var username = res.Element("user").Value;
var pwd = res.Element("password").Value;
if (pwd.IsNullOrWhiteSpace())
{
throw new ArgumentException("Failed to authenticate with Innovator server '" + _innovatorClientBin, "credentials");
}
var needHash = res.Element("hash").Value;
var password = default(string);
if (string.Equals(needHash.Trim(), "false", StringComparison.OrdinalIgnoreCase))
{
password = pwd;
}
else
{
password = _hashFunc(pwd);
}
return new ExplicitHashCredentials(winCred.Database, username, password);
}));
}
else
{
throw new NotSupportedException("This connection implementation does not support the specified credential type");
}
}