/// <summary>
/// Check existance of item with provided ScriptID
/// </summary>
/// <param name="scriptID">Hash160 of script code.</param>
/// <returns>Checking result</returns>
public bool HaveScript(CScriptID scriptID)
{
var QueryGet = dbConn.Query<NumQuery>("select count([ItemID]) from [ScriptStorage] where [ScriptID] = ?", (byte[])scriptID);
return QueryGet.First().Num == 1;
}
/// <summary>
/// Initialize new instance of SCRIPT_ADDRESS
/// </summary>
/// <param name="keyID">CScriptID instance</param>
public CNovacoinAddress(CScriptID scriptID)
{
nVersion = (byte)AddrType.SCRIPT_ADDRESS;
addrData = scriptID;
}
/// <summary>
/// Get redeem script from database.
/// </summary>
/// <param name="scriptID">Script ID, evaluated as Hash160(script code).</param>
/// <param name="script">Instance of CScript</param>
/// <returns>Result</returns>
public bool GetScript(CScriptID scriptID, out CScript script)
{
var QueryGet = dbConn.Query<ScriptStorageItem>("select * from [ScriptStorage] where [ScriptID] = ?", (byte[])scriptID);
if (QueryGet.Count() == 1)
{
script = new CScript(QueryGet.First().ScriptCode);
return true;
}
script = null;
return false;
}