public static XRoot Load(string xmlFile, LoadOptions options)
{
XRoot root = new XRoot();
root.doc = System.Xml.Linq.XDocument.Load(xmlFile, options);
XTypedElement typedRoot = XTypedServices.ToXTypedElement(root.doc.Root, LinqToXsdTypeManager.Instance);
if (typedRoot == null)
{
throw new LinqToXsdException("Invalid root element in xml document.");
}
root.rootObject = typedRoot;
return root;
}
private void Add2WayAssociation(XRoot root, string parent, string child, string parentMember)
{
root.Table(child).Type.Association.Add(new Association()
{
Name = parent + "_" + child,
Member = parent,
ThisKey = parent + "K",
Type = parent,
IsForeignKey = true
});
root.Table(parent).Type.Association.Add(new Association()
{
Name = parent + "_" + child,
Member = parentMember ?? (child + "s"),
OtherKey = parent + "K",
Type = child
});
}
private void RemoveUnwantedColumns(XRoot root)
{
using (var dc = new LinqToSqlSchema.SqlSchemaDataContext(Common.Properties.ConnectionString))
{
var columnsJoinedToExtendedProperties =
from t in dc.tables
join c in dc.columns on t.object_id equals c.object_id
join ep in dc.extended_properties on c.object_id equals ep.major_id
where ep.name == "MS_Description" && ep.minor_id == c.column_id && (string) (ep.value ?? "") != ""
select new {ColumnName = t.name + "." + c.name};
var columnsWithoutExtendedProperties =
from t in dc.tables
join c in dc.columns on t.object_id equals c.object_id
where !columnsJoinedToExtendedProperties.Any(x => x.ColumnName == t.name + "." + c.name)
select new {TableName = t.name, ColumnName = c.name};
foreach (var column in columnsWithoutExtendedProperties)
{
root.Table(column.TableName).Type.Column.Remove(
root.Table(column.TableName).Type.Column(column.ColumnName));
}
}
//using (var dc = new LinqToSqlSchema.SqlSchemaDataContext(Common.Properties.ConnectionString))
//{
// var columns =
// (from t in dc.tables
// join c in dc.columns on t.object_id equals c.object_id
// join ep in dc.extended_properties on c.object_id equals ep.major_id
// where ep.name == "MS_Description" && ep.minor_id == c.column_id && (string)(ep.value ?? "") == ""
// select new { TableName = t.name, ColumnName = c.name }).ToArray();
//
//}
}
private void SetNotNullColumns(XRoot root)
{
var notNullRecords = File.ReadAllLines("NotNullableColumns.csv").Select(s => s.Split(',')).Select(a => new {Table = a[0], Column = a[1]});
foreach (var table in root.Database.Table)
{
foreach (var column in table.Type.Column)
{
if ((from notNullRecord in notNullRecords
where notNullRecord.Table == table.Name.Substring(4) && notNullRecord.Column == column.Name
select notNullRecord).Any())
{
column.CanBeNull = false;
}
}
}
}
private void SetFunctionResultColumnsToNotNull(XRoot root, string functionName)
{
var function = root.Database.Function.Where(f => f.Name == functionName).First();
foreach (var et in function.ElementType)
{
foreach(var c in et.Column)
{
c.CanBeNull = false;
}
}
}
private void OverrideTypesWithEnumProperties(XRoot root)
{
using (var dc = new LinqToSqlSchema.SqlSchemaDataContext(Common.Properties.ConnectionString))
{
var enumProps =
(from t in dc.tables
join c in dc.columns on t.object_id equals c.object_id
join ep in dc.extended_properties on c.object_id equals ep.major_id
where ep.name == "EnumProperty" && ep.minor_id == c.column_id && (string)(ep.value ?? "") != ""
select new { TableName = t.name, ColumnName = c.name, EnumProperty = (string)ep.value }).ToArray();
foreach (var enumProp in enumProps)
{
root.Table(enumProp.TableName).Type.Column(enumProp.ColumnName).Type = enumProp.EnumProperty;
}
}
}
private void RemoveUnwantedTables(XRoot root)
{
List<string> tablesWithoutMsExtendedProperties = null;
using (var dc = new LinqToSqlSchema.SqlSchemaDataContext(Common.Properties.ConnectionString))
{
var tablesJoinedToExtendedProperties =
from t in dc.tables
join ep in dc.extended_properties on t.object_id equals ep.major_id
where ep.name == "MS_Description" && ep.minor_id == 0 && (string)(ep.value ?? "") != ""
select t.name;
var tablesWithoutExtendedProperties =
from t in dc.tables
where !tablesJoinedToExtendedProperties.Contains(t.name)
select t.name;
tablesWithoutMsExtendedProperties = tablesWithoutExtendedProperties.ToList();
}
foreach (string tableName in tablesWithoutMsExtendedProperties)
{
root.Database.Table.Remove(root.Table(tableName));
}
}
private void SetNotNullColumnsForIsNotNullProperty(XRoot root)
{
using (var dc = new LinqToSqlSchema.SqlSchemaDataContext(Common.Properties.ConnectionString))
{
var notNullColumns =
(from t in dc.tables
join c in dc.columns on t.object_id equals c.object_id
join ep in dc.extended_properties on c.object_id equals ep.major_id
where ep.name == "IsNotNull" && ep.minor_id == c.column_id && (string)(ep.value ?? "") == "true"
select new { TableName = t.name, ColumnName = c.name }).ToArray();
foreach (var notNullColumn in notNullColumns)
{
root.Table(notNullColumn.TableName).Type.Column(notNullColumn.ColumnName).CanBeNull = false;
}
}
}
public override void Apply(XRoot root)
{
root.Table("ClubDetails").Type.Name = "ClubDetails";
root.Table("Demographics").Type.Name = "Demographics";
root.Table("DomainStats").Type.Name = "DomainStats";
root.Table("Prefs").Type.Name = "Prefs";
root.Table("OutgoingSms").Type.Name = "OutgoingSms";
this.SetNotNullColumns(root);
this.SetNotNullColumnsForIsNotNullProperty(root);
this.OverrideTypesWithEnumProperties(root);
//this.SetFunctionResultColumnsToNotNull(root, "dbo.fHtmCoverCircleLatLon");
this.SetFunctionResultColumnsToNotNull(root, "dbo.fHtmCoverRegion");
//root.Database.Function.Remove(root.Database.Function.Where(f => f.Name == "dbo.fDistanceLatLon").First());
Add2WayAssociation(root, "Venue", "Event", null);
Add2WayAssociation(root, "Theme", "Group", null);
root.Table("Event").Type.Column("HtmId").CanBeNull = false;
root.Table("Venue").Type.Column("HtmId").CanBeNull = false;
root.Table("Place").Type.Column("HtmId").CanBeNull = false;
root.Database.ContextNamespace = "LinqToSql.Classes";
//root.Database.EntityBase = "LinqToSql.Classes";
root.Database.EntityNamespace = "LinqToSql.Classes";
//LinqToSqlClassGenerator.BuildLinqToSqlClasses(root);
root.Table("Ticket").Type.Column("CustomXml").Type = "System.String";
root.Table("TicketRun").Type.Column("CustomXml").Type = "System.String";
root.Table("Log").Type.Column("Item").Name = "ItemType";
root.Table("Usr").Type.Column("UpdateError").Type = "System.Boolean";
this.RemoveUnwantedColumns(root);
this.RemoveUnwantedTables(root);
//root.Table("Theme").Type.Association.Add(new Association()
// {
// Name = "Theme_Groups",
// Member = "Groups",
// ThisKey = "K",
// OtherKey = "ThemeK",
// Type = "Group",
// DeleteRule = "NO ACTION"
// });
//root.Table("Group").Type.Association.Add(new Association()
// {
// Name = "Group_Theme",
// Member = "Theme",
// ThisKey = "ThemeK",
// OtherKey = "K",
// Type = "Theme",
// //IsForeignKey = true
// }
//);
}
public abstract void Apply(XRoot root);
