Simplified syntax for clob fields

--HG--
branch : dev

src/Orchard.Tests/DataMigration/SchemaCommandGeneratorTests.cs

@@ -165,7 +165,7 @@ features:
             interpreter.Visit(bodyRecord);
             Assert.That(sw.ToString().Contains("SchemaBuilder.CreateTable(\"TEST_BodyRecord"));
             Assert.That(sw.ToString().Contains(".ContentPartVersionRecord()"));
-            Assert.That(sw.ToString().Contains(".Column(\"Text\", DbType.String, column => column.WithLength(10000))"));
+            Assert.That(sw.ToString().Contains(".Column(\"Text\", DbType.String, column => column.Unlimited())"));
             Assert.That(sw.ToString().Contains(".Column(\"Format\", DbType.String, column => column.WithLength(42))"));
             Assert.That(!sw.ToString().Contains("ContentItemRecord_id"));
         }

src/Orchard.Web/Core/Common/DataMigrations/CommonDataMigration.cs

@@ -7,7 +7,7 @@ namespace Orchard.Core.Common.DataMigrations {
             //CREATE TABLE Common_BodyRecord (Id INTEGER not null, Text TEXT, Format TEXT, ContentItemRecord_id INTEGER, primary key (Id));
             SchemaBuilder.CreateTable("BodyRecord", table => table
                 .ContentPartVersionRecord()
-                .Column<string>("Text", column => column.WithLength(10000))
+                .Column<string>("Text", column => column.Unlimited())
                 .Column<string>("Format")
                 );
 

src/Orchard.Web/Modules/Orchard.Comments/DataMigrations/CommentsDataMigration.cs

@@ -20,7 +20,7 @@ namespace Orchard.Comments.DataMigrations {
                 .Column<string>("Email")
                 .Column<string>("Status")
                 .Column<DateTime>("CommentDateUtc")
-                .Column<string>("CommentText", column => column.WithLength(10000))
+                .Column<string>("CommentText", column => column.Unlimited())
                 .Column<int>("CommentedOn")
                 .Column<int>("CommentedOnContainer")
                 );

src/Orchard.Web/Modules/Orchard.DevTools/Services/ScaffoldingCommandInterpreter.cs

@@ -67,7 +67,12 @@ namespace Orchard.DevTools.Services {
                 }
 
                 if ( createColumn.Length.HasValue ) {
-                    options.Add(string.Format("WithLength({0})", createColumn.Length ));
+                    if ( createColumn.Length == 10000 ) {
+                        options.Add("Unlimited()");
+                    }
+                    else {
+                        options.Add(string.Format("WithLength({0})", createColumn.Length));
+                    }
                 }
 
                 if ( createColumn.Precision > 0 ) {

src/Orchard/Data/Migration/Schema/AlterColumnCommand.cs

@@ -23,5 +23,14 @@ namespace Orchard.Data.Migration.Schema {
             return this;
         }
 
+        public new AlterColumnCommand WithLength(int? length) {
+            base.WithLength(length);
+            return this;
+        }
+        
+        public new AlterColumnCommand Unlimited() {
+            return WithLength(10000);
+        }
+
     }
 }

src/Orchard/Data/Migration/Schema/ColumnCommand.cs

@@ -37,5 +37,8 @@ namespace Orchard.Data.Migration.Schema {
             return this;
         }
 
+        public ColumnCommand Unlimited() {
+            return WithLength(10000);
+        }
     }
 }

src/Orchard/Data/Migration/Schema/CreateColumnCommand.cs

@@ -64,6 +64,10 @@ namespace Orchard.Data.Migration.Schema {
             return this;
         }
 
+        public new CreateColumnCommand Unlimited() {
+            return WithLength(10000);
+        }
+
         public new CreateColumnCommand WithType(DbType dbType) {
             base.WithType(dbType);
             return this;