private void AddJoin(QualifiedJoinType joinType, List <RbacSelectColumn> columns)
{
for (int c = 0; c < columns.Count; c += 2)
{
RbacJoin ajoin = new RbacJoin();
ajoin.JoinType = (RbacJoinTypes)Enum.Parse(typeof(RbacJoinTypes), joinType.ToString(), true);
ajoin.FromTableName = columns[c].Table.Name;
ajoin.FromTableAlias = columns[c].Table.Alias;
ajoin.FromTableColumn = columns[c].Name;
ajoin.WithTableName = columns[c + 1].Table.Name;
ajoin.WithTableAlias = columns[c + 1].Table.Alias;
ajoin.WithTableColumn = columns[c + 1].Name;
if (string.IsNullOrEmpty(ajoin.FromTableName))
{
RbacTable table = Context.User.Role.CrudPermissions.Find(ajoin.FromTableAlias);
ajoin.FromTableName = table.Name;
}
if (string.IsNullOrEmpty(ajoin.WithTableName))
{
RbacTable table = Context.User.Role.CrudPermissions.Find(ajoin.FromTableAlias);
ajoin.WithTableName = table.Name;
}
JoinClauses.Add(ajoin);
}
}
public static RbacJoin AddNewJoin(SqlQueryParser sqlQueryParser, string fromTableName, string fromTableColumn,
string withTableName, string withTableColumn)
{
//RbacJoin joinClause = existingJoins.Where(jc => jc.WithTableName.Equals(withTableName).SingleOrDefault();
RbacJoin join = sqlQueryParser.JoinClauses.JoinExists(withTableName, fromTableName);
if (join == null)
{
string fromTableNameAlias = sqlQueryParser.GetTableNameOrAlias(fromTableName);
aliasNumber++;
string withTableAlias = "t" + aliasNumber;
join = new RbacJoin(fromTableName, fromTableNameAlias, withTableName, withTableAlias);
join.FromTableColumn = fromTableColumn;
join.WithTableColumn = withTableColumn;
join.JoinClause = string.Format(" {0} join [{1}] [{2}] on [{2}].{3} = [{4}].{5} ", join.JoinType.ToString().ToLower(),
withTableName, withTableAlias, withTableColumn, fromTableNameAlias, fromTableColumn);
sqlQueryParser.JoinClauses.Add(join);
return(join);
}
else
{
return(join);
}
}
private void AddRelationalJoins(RbacRelation relation, List <RbacCondition> conditions)
{
//was relation already referred in the query?
RbacTable relationTable = TablesReferred.Find(relation.WithTable);
if (relationTable == null)
{
//NO:
//Is there already join with that table?
RbacJoin join = JoinClauses.JoinExists(relation.WithTable, relation.SelfName);
if (join == null)
{
//add new join, at the end of operation we will stringify sequentially
join = RbacJoin.AddNewJoin(this,
relation.SelfName, relation.SelfColumnName,
relation.WithTable, relation.WithColumn);
}
//add into referred table as 'ReferencedOnly'
relationTable = new RbacTable(string.Empty, relation.WithTable, false);
relationTable.Conditions.AddRange(conditions);
relationTable.ReferencedOnly = true;
relationTable.TempAlias = join.WithTableAlias;
TablesReferred.Add(relationTable);
}
//add condition
ApplyCondition(relationTable);
}
