public RepositoryType getRepositoryType()
{
string connectionString = this.wrappedModel.ConnectionString;
RepositoryType repoType = RepositoryType.ADOJET; //default to .eap file
// if it is a .feap file then it surely is a firebird db
if (connectionString.ToLower().EndsWith(".feap"))
{
repoType = RepositoryType.FIREBIRD;
}
else
{
//if it is a .eap file we check the size of it. if less then 1 MB then it is a shortcut file and we have to open it as a text file to find the actual connection string
if (connectionString.ToLower().EndsWith(".eap"))
{
System.IO.FileInfo fileInfo = new System.IO.FileInfo(connectionString);
if (fileInfo.Length > 1000)
{
//local .eap file, ms access syntax
repoType = RepositoryType.ADOJET;
}
else
{
//open the file as a text file to find the connectionstring.
System.IO.FileStream fileStream = new System.IO.FileStream(connectionString, System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.ReadWrite);
System.IO.StreamReader reader = new System.IO.StreamReader(fileStream);
//replace connectionstring with the file contents
connectionString = reader.ReadToEnd();
reader.Close();
}
}
if (!connectionString.ToLower().EndsWith(".eap"))
{
string dbTypeString = "DBType=";
int dbIndex = connectionString.IndexOf(dbTypeString) + dbTypeString.Length;
if (dbIndex > dbTypeString.Length)
{
int dbNumber;
string dbNumberString = connectionString.Substring(dbIndex,1);
if (int.TryParse(dbNumberString,out dbNumber))
{
repoType = (RepositoryType) dbNumber;
}
}
}
}
return repoType;
}
