public static string CreateTrigger_CommandText(MethodInfo method, string schema, IDictionary <string, string> map)
{
StringBuilder sb = new StringBuilder();
SqlTriggerAttribute triggerAttr = method.GetCustomAttribute <SqlTriggerAttribute>();
if (triggerAttr == null)
{
throw new InvalidOperationException(string.Format("Method '{0}' is not sql clr trigger.", method.Name));
}
string name = triggerAttr.Name ?? method.Name;
sb.AppendFormat(@"
CREATE TRIGGER ");
if (schema != null)
{
sb.AppendFormat(@"[{0}].[{1}]", schema, name);
}
else
{
sb.AppendFormat(@"[{0}]", name);
}
sb.AppendFormat(@"
ON {0}
{1}
", triggerAttr.Target, triggerAttr.Event);
sb.AppendFormat(@"
EXTERNAL NAME [{0}].[{1}].[{2}];
GO", method.DeclaringType.Assembly.GetName().Name, method.DeclaringType.FullName, method.Name);
return(sb.ToString());
}
/// <summary>
/// Creates a SqlTriggerBinding using the information provided in "context"
/// </summary>
/// <param name="context">
/// Contains the SqlTriggerAttribute used to build up a SqlTriggerBinding
/// </param>
/// <exception cref="ArgumentNullException">
/// Thrown if context is null
/// </exception>
/// <exception cref="InvalidOperationException">
/// If the SqlTriggerAttribute is bound to an invalid Type. Currently only IEnumerable<SqlChangeTrackingEntry<T>>
/// is supported, where T is a user-defined POCO representing a row of their table
/// </exception>
/// <returns>
/// Null if "context" does not contain a SqlTriggerAttribute. Otherwise returns a SqlTriggerBinding{T} associated
/// with the SqlTriggerAttribute in "context", where T is the user-defined POCO
/// </returns>
public Task <ITriggerBinding> TryCreateAsync(TriggerBindingProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
ParameterInfo parameter = context.Parameter;
SqlTriggerAttribute attribute = parameter.GetCustomAttribute <SqlTriggerAttribute>(inherit: false);
if (attribute == null)
{
return(Task.FromResult <ITriggerBinding>(null));
}
if (!IsValidType(parameter.ParameterType))
{
throw new InvalidOperationException($"Can't bind SqlTriggerAttribute to type {parameter.ParameterType}. Only IEnumerable<SqlChangeTrackingEntry<T>>" +
$" is supported, where T is a user-defined POCO that matches the schema of the tracked table");
}
Type type = parameter.ParameterType.GetGenericArguments()[0].GetGenericArguments()[0];
Type typeOfTriggerBinding = typeof(SqlTriggerBinding <>).MakeGenericType(type);
ConstructorInfo constructor = typeOfTriggerBinding.GetConstructor(new Type[] { typeof(string), typeof(string), typeof(ParameterInfo), typeof(ILogger) });
return(Task.FromResult <ITriggerBinding>((ITriggerBinding)constructor.Invoke(new object[] { attribute.TableName,
SqlBindingUtilities.GetConnectionString(attribute.ConnectionStringSetting, _configuration), parameter, _logger })));
}
public DMSqlTrigger(SqlTriggerAttribute sql)
{
string stringName;
_tableName = Utility.GetSysName(sql.Target, out stringName);
_triggerTypeAndAction = sql.Event;
if (sql.Name != string.Empty)
{
_name = sql.Name;
}
}
public static string DropTrigger_CommandText(MethodInfo method, string schema)
{
StringBuilder sb = new StringBuilder();
SqlTriggerAttribute triggerAttr = method.GetCustomAttribute <SqlTriggerAttribute>();
if (triggerAttr == null)
{
throw new InvalidOperationException(string.Format("Method '{0}' is not sql clr trigger.", method.Name));
}
string name = triggerAttr.Name ?? method.Name;
sb.AppendFormat(@"
IF EXISTS (
SELECT *
FROM sys.objects
WHERE [name] = N'{0}' AND [type] = 'TA'", name);
if (schema != null)
{
sb.AppendFormat(@" AND EXISTS (
SELECT *
FROM sys.schemas
WHERE sys.objects.schema_id = sys.schemas.schema_id AND sys.schemas.name = N'{0}')", schema);
}
sb.Append(@")
DROP TRIGGER ");
if (schema != null)
{
sb.AppendFormat(@"[{0}].[{1}]", schema, name);
}
else
{
sb.AppendFormat(@"[{0}]", name);
}
sb.Append(@";
GO");
return(sb.ToString());
}
public ArrayList GetCreateString(string assemblyPath, string AssemblyName, bool IsInfer, ArrayList alMeths)
{
string parameters = "";
string retType;
string[] retString = null;
string stringName;
ArrayList al = new ArrayList();
//Type attr = typeof(IDeployMethods);
Assembly a = Assembly.LoadFile(assemblyPath);
Type aggAttr = typeof(SqlUserDefinedAggregateAttribute);
foreach (Type asmType in a.GetTypes())
{
string aggName = "";
//check for aggregates
if (asmType.IsDefined(aggAttr, false))
{
object[] attrs = asmType.GetCustomAttributes(aggAttr, false);
SqlUserDefinedAggregateAttribute agg = (SqlUserDefinedAggregateAttribute)attrs[0];
//string typeName = udt.Name;
if (agg.Name != string.Empty && agg.Name != null)
{
aggName = agg.Name;
}
else
{
aggName = asmType.Name;
}
aggName = Utility.GetSysName(aggName, out stringName);
if (alterAsm && CheckMethodExists(asmType.Name, aggName, alMeths))
{
continue;
}
string dropString = "if exists(select * from sys.objects where name = '{0}')\nDROP AGGREGATE {1}";
dropString = string.Format(dropString, stringName, aggName);
string createString = GetAggregate(asmType, aggName, AssemblyName);
al.Add(dropString);
al.Add(createString);
}
foreach (MethodInfo m in asmType.GetMethods(BindingFlags.Static | BindingFlags.Public))
{
string realName = m.Name;
string aliasName = m.Name;
string sysName = "";
bool addString = false;
//get the parameters
parameters = ReflectParameters(m, out retType);
//get custom attributes for the method
object[] attr = m.GetCustomAttributes(false);
if (attr.Length > 0)
{
for (int i = 0; i < attr.Length; i++)
{
addString = false;
Type t = attr[i].GetType();
if (t == typeof(SqlProcedureAttribute))
{
SqlProcedureAttribute sql = (SqlProcedureAttribute)attr[i];
if (sql.Name != string.Empty && sql.Name != null)
{
sysName = GetSysName(sql.Name, out aliasName);
}
DMSqlProcedure id = new DMSqlProcedure(sql);
retString = id.GetCreateString(false, m, AssemblyName, parameters);
addString = true;
}
if (t == typeof(SqlFunctionAttribute))
{
SqlFunctionAttribute sql = (SqlFunctionAttribute)attr[i];
if (sql.Name != string.Empty && sql.Name != null)
{
sysName = GetSysName(sql.Name, out aliasName);
}
DMSqlFunction id = new DMSqlFunction(sql);
retString = id.GetCreateString(false, m, AssemblyName, parameters, retType);
addString = true;
}
if (t == typeof(SqlTriggerAttribute))
{
SqlTriggerAttribute sql = (SqlTriggerAttribute)attr[i];
if (sql.Name != string.Empty && sql.Name != null)
{
sysName = GetSysName(sql.Name, out aliasName);
}
DMSqlTrigger id = new DMSqlTrigger(sql);
retString = id.GetCreateString(false, m, AssemblyName);
addString = true;
}
if (alterAsm && CheckMethodExists(realName, aliasName, alMeths))
{
break;
}
if (addString)
{
foreach (String s in retString)
{
al.Add(s);
}
}
}
}
else if (IsInfer)
{
//Debugger.Launch();
if (retType == "Void")
{
DMSqlProcedure id = new DMSqlProcedure();
retString = id.GetCreateString(true, m, AssemblyName, parameters);
foreach (String s in retString)
{
al.Add(s);
}
}
if (retType != "Void")
{
DMSqlFunction id = new DMSqlFunction();
retString = id.GetCreateString(true, m, AssemblyName, parameters, retType);
foreach (String s in retString)
{
al.Add(s);
}
}
}
}
}
return(al);
}
