Exemplo n.º 1
0
        private static string GetPropertyValue(ApplicationSchemaDefinition schema, ReferenceDisplayable reference,
                                               string stringValue)
        {
            if (!stringValue.StartsWith(PropReference))
            {
                return(stringValue);
            }

            var    propName     = stringValue.Substring(PropReference.Length);
            string defaultValue = null;
            var    indexOf      = propName.IndexOf('=');

            if (indexOf != -1)
            {
                defaultValue = propName.Substring(indexOf + 1);
                propName     = propName.Substring(0, indexOf);
            }


            string value;

            if (!reference.Properties.TryGetValue(propName, out value))
            {
                if (!schema.Properties.TryGetValue(propName, out value))
                {
                    if (!schema.Abstract)
                    {
                        if (defaultValue == null)
                        {
                            throw ExceptionUtil.InvalidOperation(
                                      "property {0} not found on schema {1}, nor reference {2}", propName,
                                      schema.SchemaId, reference.Id);
                        }
                        else
                        {
                            return(defaultValue);
                        }
                    }
                }
            }
            return(value);
        }
Exemplo n.º 2
0
        private static object CloneAndResolve([NotNull] IPCLCloneable declaredDisplayable, ApplicationSchemaDefinition schema, ReferenceDisplayable reference)
        {
            var clonedDisplayable = (declaredDisplayable).Clone();

            if (clonedDisplayable == null)
            {
                throw ExceptionUtil.InvalidOperation("wrong clone implementation of component. returnin null", declaredDisplayable.GetType().Name);
            }

            foreach (var propertyInfo in clonedDisplayable.GetType().GetProperties())
            {
                if (!propertyInfo.CanRead && propertyInfo.CanWrite)
                {
                    continue;
                }
                var componentValue = propertyInfo.GetValue(clonedDisplayable);
                var stringValue    = componentValue as string;
                if (stringValue == null || !stringValue.StartsWith(PropReference))
                {
                    //nothing to do
                    continue;
                }
                var value = GetPropertyValue(schema, reference, stringValue);
                propertyInfo.SetValue(clonedDisplayable, value);
            }

            if (clonedDisplayable is IApplicationDisplayableContainer)
            {
                //sections
                var innerDisplayables = ((IApplicationDisplayableContainer)clonedDisplayable).Displayables;
                ((IApplicationDisplayableContainer)clonedDisplayable).Displayables = DisplayableUtil.PerformReferenceReplacement(innerDisplayables, schema,
                                                                                                                                 ComponentDisplayableResolver);

                var section = clonedDisplayable as ApplicationSection;
                if (section != null && section.Header != null)
                {
                    section.Header = (ApplicationHeader)CloneAndResolve(section.Header, schema, reference);
                }
            }
            return(clonedDisplayable);
        }
Exemplo n.º 3
0
        private static void OverrideReferenceValues(ApplicationSchemaDefinition schema, ReferenceDisplayable reference, IApplicationDisplayable applicationDisplayable)
        {
            if (reference.ShowExpression != null)
            {
                applicationDisplayable.ShowExpression = GetPropertyValue(schema, reference, reference.ShowExpression);
            }

            if (reference.EnableExpression != null)
            {
                applicationDisplayable.EnableExpression = GetPropertyValue(schema, reference, reference.EnableExpression);
            }
            if (reference.Label != null)
            {
                ((IApplicationAttributeDisplayable)applicationDisplayable).Label = GetPropertyValue(schema, reference, reference.Label);
            }
            if (reference.Attribute != null)
            {
                ((IApplicationAttributeDisplayable)applicationDisplayable).Attribute = GetPropertyValue(schema, reference, reference.Attribute);
            }

            if (reference.ReadOnly != null)
            {
                applicationDisplayable.ReadOnly = reference.ReadOnly;
            }
        }
Exemplo n.º 4
0
        private static IEnumerable <IApplicationDisplayable> DoResolveReferences(ApplicationSchemaDefinition schema, ReferenceDisplayable reference)
        {
            if (!MetadataProvider.FinishedParsing || schema.Abstract)
            {
                return(null);
            }
            var application = MetadataProvider.Application(schema.ApplicationName);
            var component   = application.DisplayableComponents.FirstOrDefault(
                f =>
                f.Id.Equals(reference.Id,
                            StringComparison
                            .CurrentCultureIgnoreCase));

            if (component == null)
            {
                throw new InvalidOperationException(String.Format("displayable {0} not found in application {1} components",
                                                                  reference.Id, schema.ApplicationName));
            }
            var resultDisplayables = new List <IApplicationDisplayable>();

            foreach (var declaredDisplayable in component.RealDisplayables)
            {
                var cloneableDisplayable = declaredDisplayable as IPCLCloneable;
                if (cloneableDisplayable == null)
                {
                    throw ExceptionUtil.InvalidOperation("trying to refer a non-cloneable field:{0} on component {1}",
                                                         declaredDisplayable.GetType().Name, reference.Id);
                }
                var clonedDisplayable = CloneAndResolve(cloneableDisplayable, schema, reference);
                resultDisplayables.Add((IApplicationDisplayable)clonedDisplayable);
            }
            if (resultDisplayables.Count() == 1)
            {
                //overriding showExpression
                var applicationDisplayable = resultDisplayables.First();
                OverrideReferenceValues(schema, reference, applicationDisplayable);
            }

            return(resultDisplayables);
        }