protected virtual FieldLookup GetPrimaryField(DependentLookupFieldDefinition definition)
{
var fields = FieldLookupService.GetFieldCollection(this.ModelHost);
return FieldLookupService.GetFieldAs<FieldLookup>(
fields, definition.PrimaryLookupFieldId, definition.PrimaryLookupFieldInternalName, definition.PrimaryLookupFieldTitle);
}
protected virtual SPFieldLookup GetPrimaryField(object modelHost, DependentLookupFieldDefinition definition)
{
if (modelHost is SiteModelHost)
return GetPrimaryLookupField((modelHost as SiteModelHost).HostSite.RootWeb.Fields, definition);
else if (modelHost is WebModelHost)
return GetPrimaryLookupField((modelHost as WebModelHost).HostWeb.Fields, definition);
else if (modelHost is ListModelHost)
return GetPrimaryLookupField((modelHost as ListModelHost).HostList.Fields, definition);
throw new SPMeta2Exception("Unsupported model host");
}
private void DeployDependentLookupField(object modelHost, SPFieldCollection fields, DependentLookupFieldDefinition definition)
{
var primaryLookupField = GetPrimaryLookupField(fields, definition);
var dependentLookupField = GetDependentLookupField(fields, definition);
if (dependentLookupField == null)
{
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioning,
Object = null,
ObjectType = typeof(SPFieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
var internalName = fields.AddDependentLookup(definition.InternalName, primaryLookupField.Id);
//dependentLookupField = (SPFieldLookup)fields.CreateNewField(SPFieldType.Lookup.ToString(), definition.InternalName);
dependentLookupField = GetDependentLookupField(fields, definition);
dependentLookupField.Title = definition.Title;
dependentLookupField.LookupList = primaryLookupField.LookupList;
dependentLookupField.LookupWebId = primaryLookupField.LookupWebId;
if (!string.IsNullOrEmpty(primaryLookupField.LookupList) &&
string.IsNullOrEmpty(dependentLookupField.LookupList))
{
dependentLookupField.LookupList = primaryLookupField.LookupList;
}
if (string.IsNullOrEmpty(dependentLookupField.PrimaryFieldId))
dependentLookupField.PrimaryFieldId = primaryLookupField.Id.ToString();
dependentLookupField.ReadOnlyField = true;
dependentLookupField.AllowMultipleValues = primaryLookupField.AllowMultipleValues;
dependentLookupField.UnlimitedLengthInDocumentLibrary = primaryLookupField.UnlimitedLengthInDocumentLibrary;
dependentLookupField.Direction = primaryLookupField.Direction;
//dependentLookupField.Update(true);
//dependentLookupField = GetDependentLookupField(fields, definition);
}
else
{
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioning,
Object = dependentLookupField,
ObjectType = typeof(SPFieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
}
dependentLookupField.Title = definition.Title;
dependentLookupField.LookupField = definition.LookupField;
if (!string.IsNullOrEmpty(primaryLookupField.LookupList) &&
string.IsNullOrEmpty(dependentLookupField.LookupList))
{
dependentLookupField.LookupList = primaryLookupField.LookupList;
}
dependentLookupField.LookupWebId = primaryLookupField.LookupWebId;
dependentLookupField.Group = definition.Group ?? string.Empty;
dependentLookupField.Description = definition.Description ?? string.Empty;
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioned,
Object = dependentLookupField,
ObjectType = typeof(SPFieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
if (fields.List != null)
dependentLookupField.Update();
else
dependentLookupField.Update(true);
}
private void DeploySiteDependentLookup(object modelHost, SiteModelHost siteModelHost, DependentLookupFieldDefinition definition)
{
DeployDependentLookupField(modelHost, siteModelHost.HostSite.RootWeb.Fields, definition);
}
private void DeployWebDependentLookup(object modelHost, WebModelHost webModelHost, DependentLookupFieldDefinition definition)
{
DeployDependentLookupField(modelHost, webModelHost.HostWeb.Fields, definition);
}
private void DeployListDependentLookup(object modelHost, ListModelHost listModelHost, DependentLookupFieldDefinition definition)
{
DeployDependentLookupField(modelHost, listModelHost.HostList.Fields, definition);
}
protected virtual SPFieldLookup GetPrimaryLookupField(SPFieldCollection fields, DependentLookupFieldDefinition definition)
{
if (definition.PrimaryLookupFieldId.HasGuidValue())
return fields[definition.PrimaryLookupFieldId.Value] as SPFieldLookup;
if (!string.IsNullOrEmpty(definition.PrimaryLookupFieldInternalName))
return fields.GetFieldByInternalName(definition.PrimaryLookupFieldInternalName) as SPFieldLookup; ;
if (!string.IsNullOrEmpty(definition.PrimaryLookupFieldTitle))
return fields.GetField(definition.PrimaryLookupFieldTitle) as SPFieldLookup; ;
throw new SPMeta2Exception("PrimaryLookupFieldTitle / PrimaryLookupFieldInternalName / PrimaryLookupFieldId need to be defined");
}
protected virtual SPFieldLookup GetDependentLookupField(SPFieldCollection fields, DependentLookupFieldDefinition definition)
{
var targetName = definition.InternalName.ToUpper();
return fields
.OfType<SPField>()
.FirstOrDefault(f => f.InternalName.ToUpper() == targetName) as SPFieldLookup;
}
private void DeployDependentLookupField(object modelHost, FieldCollection fields, DependentLookupFieldDefinition definition)
{
var context = fields.Context;
var primaryLookupField = GetPrimaryLookupField(fields, definition);
var dependentLookupField = GetDependentLookupField(fields, definition);
if (dependentLookupField == null)
{
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioning,
Object = null,
ObjectType = typeof(FieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
var internalName = fields.AddDependentLookup(definition.InternalName, primaryLookupField, definition.LookupField);
dependentLookupField = GetDependentLookupField(fields, definition);
dependentLookupField.Title = definition.Title;
dependentLookupField.LookupList = primaryLookupField.LookupList;
dependentLookupField.LookupWebId = primaryLookupField.LookupWebId;
if (!string.IsNullOrEmpty(primaryLookupField.LookupList) &&
string.IsNullOrEmpty(dependentLookupField.LookupList))
{
dependentLookupField.LookupList = primaryLookupField.LookupList;
}
if (string.IsNullOrEmpty(dependentLookupField.PrimaryFieldId))
dependentLookupField.PrimaryFieldId = primaryLookupField.Id.ToString();
dependentLookupField.ReadOnlyField = true;
dependentLookupField.AllowMultipleValues = primaryLookupField.AllowMultipleValues;
// unsuppoeted in CSOM yet
//dependentLookupField.UnlimitedLengthInDocumentLibrary = primaryLookupField.UnlimitedLengthInDocumentLibrary;
dependentLookupField.Direction = primaryLookupField.Direction;
}
else
{
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioning,
Object = dependentLookupField,
ObjectType = typeof(FieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
}
dependentLookupField.Title = definition.Title;
dependentLookupField.LookupField = definition.LookupField;
if (!string.IsNullOrEmpty(primaryLookupField.LookupList) &&
string.IsNullOrEmpty(dependentLookupField.LookupList))
{
dependentLookupField.LookupList = primaryLookupField.LookupList;
}
dependentLookupField.LookupWebId = primaryLookupField.LookupWebId;
dependentLookupField.Group = string.IsNullOrEmpty(definition.Group) ? "Custom" : definition.Group;
dependentLookupField.Description = definition.Description ?? string.Empty;
InvokeOnModelEvent(this, new ModelEventArgs
{
CurrentModelNode = null,
Model = null,
EventType = ModelEventType.OnProvisioned,
Object = dependentLookupField,
ObjectType = typeof(FieldLookup),
ObjectDefinition = definition,
ModelHost = modelHost
});
dependentLookupField.UpdateAndPushChanges(true);
context.ExecuteQuery();
}
protected virtual FieldLookup GetPrimaryLookupField(FieldCollection fields, DependentLookupFieldDefinition definition)
{
var context = fields.Context;
Field result = null;
if (definition.PrimaryLookupFieldId.HasGuidValue())
result = fields.GetById(definition.PrimaryLookupFieldId.Value);
if (!string.IsNullOrEmpty(definition.PrimaryLookupFieldInternalName))
result = fields.GetByInternalNameOrTitle(definition.PrimaryLookupFieldInternalName);
if (!string.IsNullOrEmpty(definition.PrimaryLookupFieldTitle))
result = fields.GetByTitle(definition.PrimaryLookupFieldTitle);
context.Load(result);
context.ExecuteQuery();
return context.CastTo<FieldLookup>(result);
}
protected virtual FieldLookup GetDependentLookupField(FieldCollection fields,
DependentLookupFieldDefinition definition)
{
var context = fields.Context;
Field field = null;
var scope = new ExceptionHandlingScope(context);
using (scope.StartScope())
{
using (scope.StartTry())
{
fields.GetByInternalNameOrTitle(definition.InternalName);
}
using (scope.StartCatch())
{
}
}
TraceService.Verbose((int)LogEventId.ModelProvisionCoreCall, "ExecuteQuery()");
context.ExecuteQueryWithTrace();
if (!scope.HasException)
{
field = fields.GetByInternalNameOrTitle(definition.InternalName);
context.Load(field);
context.ExecuteQueryWithTrace();
return context.CastTo<FieldLookup>(field);
}
return null;
}
