public static GettextMetadataProvider InstallGettextMetadataProviderWrapper(ModelMetadataProvider provider = null)
{
var impl = provider ?? ModelMetadataProviders.Current;
var gettext = new GettextMetadataProvider(impl);
ModelMetadataProviders.Current = gettext;
return gettext;
}
public ModelMetadataProviderProxy(IEnumerable<IVirtualMetadataProvider> virtualProviders, ModelMetadataProvider defaultProvider)
{
this.defaultProvider = (defaultProvider ?? new EmptyModelMetadataProvider());
this._VirtualProviders = new List<IVirtualMetadataProvider>();
this._VirtualProviders.AddRange(virtualProviders);
}
public void Init()
{
_httpContext = MockRepository.GenerateMock<HttpContextBase>();
_requestContext = new RequestContext(_httpContext, new RouteData());
_controllerContext = new ControllerContext(_requestContext, new FakeController());
_valueProvider = MockRepository.GenerateMock<IValueProvider>();
_metadataProvider = MockRepository.GenerateMock<ModelMetadataProvider>();
_bindingContext = CreateBindingContext(PropertyName, ModelType);
}
private static ModelMetadata FromModel(
ViewDataDictionary viewData,
ModelMetadataProvider metadataProvider
)
{
return(viewData.ModelMetadata
?? GetMetadataFromProvider(
null,
typeof(string),
null,
null,
null,
metadataProvider
));
}
public ModelMetadata(ModelMetadataProvider provider, Type containerType, Func <object> modelAccessor, Type modelType, string propertyName)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
if (modelType == null)
{
throw new ArgumentNullException("modelType");
}
Provider = provider;
_containerType = containerType;
_isRequired = !TypeHelpers.TypeAllowsNullValue(modelType);
_modelAccessor = modelAccessor;
_modelType = modelType;
_propertyName = propertyName;
}
public EasyModelMetaData(ModelMetadataProvider provider, Type containerType, Func<object> modelAccessor, Type modelType, string propertyName)
: base(provider, containerType, modelAccessor, modelType, propertyName)
{
if (containerType != null)
{
DataConfigureAttribute custAttribute = DataConfigureAttribute.GetAttribute(containerType);
if (custAttribute != null)
{
if (custAttribute.MetaData.HtmlTags.ContainsKey(propertyName))
{
this.HtmlTag = custAttribute.MetaData.HtmlTags[propertyName];
this.DisplayFormatString = this.HtmlTag.ValueFormat;
if (!string.IsNullOrEmpty(this.HtmlTag.DisplayName))
{
this.DisplayName = this.HtmlTag.DisplayName;
}
else
{
this.DisplayName = this.HtmlTag.Name;
}
this.EditFormatString = this.HtmlTag.ValueFormat;
this.IsReadOnly = this.HtmlTag.IsReadOnly;
this.IsRequired = this.HtmlTag.IsRequired;
this.Order = this.HtmlTag.OrderIndex;
this.ShowForDisplay = this.HtmlTag.IsShowForDisplay;
this.ShowForEdit = this.HtmlTag.IsShowForEdit;
this.TemplateHint = this.HtmlTag.TemplateName;
}
if (custAttribute.MetaData.PropertyDataConfig.ContainsKey(propertyName))
{
this.PropertyData = custAttribute.MetaData.PropertyDataConfig[propertyName];
}
}
}
}
public Query(Type elementType, string query, ModelMetadataProvider provider)
{
if (elementType == null) throw new ArgumentNullException("elementType");
if (provider == null) throw new ArgumentNullException("provider");
_elementType = elementType;
_provider = provider;
if (string.IsNullOrWhiteSpace(query)) query = string.Empty;
_originalQuery = query;
var grammar = new QueryLanguageGrammar();
var language = new LanguageData(grammar);
var parser = new Parser(language);
var tree = parser.Parse(query);
if (tree.Status == ParseTreeStatus.Parsed)
{
AssertEmpty(tree.Root.ChildNodes[2]); //groupBy
AssertEmpty(tree.Root.ChildNodes[3]); //pivot
AssertEmpty(tree.Root.ChildNodes[9]); //options
_limit = ProcessIntNode(tree.Root.ChildNodes[5]);
_offset = ProcessIntNode(tree.Root.ChildNodes[6]);
//TODO: when handling pivot, need to rework this
var metadata = provider.GetMetadataForType((Func<object>)null, elementType);
var properties = metadata.Properties.ToList();
if (tree.Root.ChildNodes[0].ChildNodes.Count == 0
|| (tree.Root.ChildNodes[0].ChildNodes.Count == 2 && tree.Root.ChildNodes[0].ChildNodes[1].Token != null && tree.Root.ChildNodes[0].ChildNodes[1].Token.Value == "*")) //select *
{
//select of all columns of elementType, just a pass through of all the columns
_outputType = elementType;
_selectStar = true;
_columns = MetadataToColumns(properties.OrderBy(p => p.Order));
}
else
{
_selectStar = false;
//create custom output type unless select contains all columns just reordered...
var selectList = tree.Root.ChildNodes[0].ClauseList();
if (!selectList.Any(e => !string.Equals(e.Term.Name, "identifier", StringComparison.Ordinal)))
{
//all identifiers, so just pass through current type for simplicity, no projection, exclude columns on client side
_outputType = elementType;
var selectListJoin = selectList.Join(properties, i => i.ToPropertyName(), p => p.PropertyName, (i,p) => p).ToList();
if (selectListJoin.Count != selectList.Count) throw new QueryParseException("Some of the identifiers passed in the select clause do not exist.");
_columns = MetadataToColumns(selectListJoin);
}
else
{
throw new NotImplementedException();
}
//populate columns list
}
var labelList = tree.Root.ChildNodes[7].ClauseList();
var labelListJoin = from l in labelList
join c in _columns on l.ChildNodes[0].ToPropertyName() equals c.Name
select new { l, c };
foreach (var j in labelListJoin)
{
j.c.Label = (string)j.l.ChildNodes[1].Token.Value;
}
var formatList = tree.Root.ChildNodes[8].ClauseList();
var formatListJoin = from f in formatList
join c in _columns on f.ChildNodes[0].ToPropertyName() equals c.Name
select new { f, c };
foreach (var j in formatListJoin)
{
j.c.Label = (string)j.f.ChildNodes[1].Token.Value;
}
//TODO: handle where
AssertEmpty(tree.Root.ChildNodes[1]); //where
var orderByList = tree.Root.ChildNodes[4].ClauseList();
var orderByListJoin = from o in orderByList
join p in properties on o.ChildNodes[0].ToPropertyName() equals p.PropertyName into propertyGroup
from p in propertyGroup.DefaultIfEmpty()
select new { o, p };
foreach (var o in orderByListJoin)
{
if (o.p == null) throw new NotImplementedException("Can only order by identifiers.");
var ascending = true;
if (o.o.ChildNodes.Count == 2)
{
ascending = !string.Equals((string)o.o.ChildNodes[1].Token.Value, "desc", StringComparison.OrdinalIgnoreCase);
}
if (_orderBy == null)
{
if (ascending)
{
_orderBy = data => data.OrderBy(o.p.PropertyName);
}
else
{
_orderBy = data => data.OrderByDescending(o.p.PropertyName);
}
}
else
{
if (ascending)
{
_orderBy = data => _orderBy(data.OrderBy(o.p.PropertyName));
}
else
{
_orderBy = data => _orderBy(data.OrderByDescending(o.p.PropertyName));
}
}
}
}
else
{
throw new QueryParseException("Query parsing resulted in an error.");
}
}
public GenericsModelMetadataProvider(ModelMetadataProvider delegatingProvider, ModelMetadataMappings mappings = null)
{
_delegatingProvider = delegatingProvider;
_mappings = mappings ?? ConfigurationHolder.MetadataMappings;
}
/// <summary>
/// Initializes a new instance of the <see cref="ExtendedModelMetadata"/> class.
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="containerType">Type of the container.</param>
/// <param name="modelAccessor">The model accessor.</param>
/// <param name="modelType">Type of the model.</param>
/// <param name="propertyName">Name of the property.</param>
/// <param name="metadata">The metadata.</param>
public ExtendedModelMetadata(ModelMetadataProvider provider, Type containerType, Func<object> modelAccessor, Type modelType, string propertyName, ModelMetadataItem metadata)
: base(provider, containerType, modelAccessor, modelType, propertyName)
{
Metadata = metadata;
}
//[SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", Justification = "This is an extension method")]
internal static MvcHtmlString DisplayNameForInternal <TModel, TValue>(this HtmlHelper <IEnumerable <TModel> > html, Expression <Func <TModel, TValue> > expression, ModelMetadataProvider metadataProvider)
{
return(DisplayNameHelper(ModelMetadata.FromLambdaExpression(expression, new ViewDataDictionary <TModel>()),
ExpressionHelper.GetExpressionText(expression)));
}
internal static ModelMetadata FromLambdaExpression <TParameter, TValue>(Expression <Func <TParameter, TValue> > expression,
ViewDataDictionary <TParameter> viewData,
ModelMetadataProvider metadataProvider)
{
if (expression == null)
{
throw new ArgumentNullException("expression");
}
if (viewData == null)
{
throw new ArgumentNullException("viewData");
}
string propertyName = null;
Type containerType = null;
bool legalExpression = false;
// Need to verify the expression is valid; it needs to at least end in something
// that we can convert to a meaningful string for model binding purposes
switch (expression.Body.NodeType)
{
case ExpressionType.ArrayIndex:
// ArrayIndex always means a single-dimensional indexer; multi-dimensional indexer is a method call to Get()
legalExpression = true;
break;
case ExpressionType.Call:
// Only legal method call is a single argument indexer/DefaultMember call
legalExpression = ExpressionHelper.IsSingleArgumentIndexer(expression.Body);
break;
case ExpressionType.MemberAccess:
// Property/field access is always legal
MemberExpression memberExpression = (MemberExpression)expression.Body;
propertyName = memberExpression.Member is PropertyInfo ? memberExpression.Member.Name : null;
containerType = memberExpression.Expression.Type;
legalExpression = true;
break;
case ExpressionType.Parameter:
// Parameter expression means "model => model", so we delegate to FromModel
return(FromModel(viewData, metadataProvider));
}
if (!legalExpression)
{
throw new InvalidOperationException(MvcResources.TemplateHelpers_TemplateLimitations);
}
TParameter container = viewData.Model;
Func <object> modelAccessor = () =>
{
try
{
return(CachedExpressionCompiler.Process(expression)(container));
}
catch (NullReferenceException)
{
return(null);
}
};
return(GetMetadataFromProvider(modelAccessor, typeof(TValue), propertyName, container, containerType, metadataProvider));
}
/// <summary>
/// Construtor
/// </summary>
/// <param name="innerProvider">Provedor modificado com as customizações</param>
public ExtendModelMetadataProvider(ModelMetadataProvider innerProvider)
{
_innerProvider = innerProvider;
}
public BOVPropertyMetadata(ModelMetadataProvider provider, Type containerType, Func<object> modelAccessor, Type modelType, string propertyName)
: base(provider, containerType, modelAccessor, modelType, propertyName)
{
}
public FluentModelMetadata(Metadata metadata , ModelMetadataProvider provider, Func<object> modelAccessor)
: base(provider, metadata.ContainerType, modelAccessor, metadata.ModelType, metadata.ModelName)
{
this.metadata = metadata;
MetadataMapper.CopyMetadata(metadata,this);
}
public GettextMetadataProvider(ModelMetadataProvider implementation)
{
if (implementation == null) throw new ArgumentNullException("implementation");
this.implementation = implementation;
}
internal static ModelMetadata FromStringExpression(string expression, ViewDataDictionary viewData, ModelMetadataProvider metadataProvider)
{
if (expression == null)
{
throw new ArgumentNullException("expression");
}
if (viewData == null)
{
throw new ArgumentNullException("viewData");
}
if (expression.Length == 0)
{
// Empty string really means "model metadata for the current model"
return(FromModel(viewData, metadataProvider));
}
ViewDataInfo vdi = viewData.GetViewDataInfo(expression);
object container = null;
Type containerType = null;
Type modelType = null;
Func <object> modelAccessor = null;
string propertyName = null;
if (vdi != null)
{
if (vdi.Container != null)
{
container = vdi.Container;
containerType = vdi.Container.GetType();
}
modelAccessor = () => vdi.Value;
if (vdi.PropertyDescriptor != null)
{
propertyName = vdi.PropertyDescriptor.Name;
modelType = vdi.PropertyDescriptor.PropertyType;
}
else if (vdi.Value != null)
{
// We only need to delay accessing properties (for LINQ to SQL)
modelType = vdi.Value.GetType();
}
}
else if (viewData.ModelMetadata != null)
{
// Try getting a property from ModelMetadata if we couldn't find an answer in ViewData
ModelMetadata propertyMetadata = viewData.ModelMetadata.Properties.Where(p => p.PropertyName == expression).FirstOrDefault();
if (propertyMetadata != null)
{
return(propertyMetadata);
}
}
return(GetMetadataFromProvider(modelAccessor, modelType ?? typeof(string), propertyName, container, containerType, metadataProvider));
}
internal static MvcHtmlString DisplayNameInternal(this HtmlHelper html, string expression, ModelMetadataProvider metadataProvider)
{
return(DisplayNameHelper(ModelMetadata.FromStringExpression(expression, html.ViewData),
expression));
}
private static ModelMetadata GetMetadataFromProvider(Func <object> modelAccessor, Type modelType, string propertyName, object container, Type containerType, ModelMetadataProvider metadataProvider)
{
metadataProvider = metadataProvider ?? ModelMetadataProviders.Current;
if (containerType != null && !String.IsNullOrEmpty(propertyName))
{
ModelMetadata metadata = metadataProvider.GetMetadataForProperty(modelAccessor, containerType, propertyName);
if (metadata != null)
{
metadata.Container = container;
}
return(metadata);
}
return(metadataProvider.GetMetadataForType(modelAccessor, modelType));
}
internal static MvcHtmlString DisplayNameForInternal <TModel, TValue>(this HtmlHelper <TModel> html, Expression <Func <TModel, TValue> > expression, ModelMetadataProvider metadataProvider)
{
return(DisplayNameHelper(ModelMetadata.FromLambdaExpression(expression, html.ViewData),
ExpressionHelper.GetExpressionText(expression)));
}
public ModelMetadataProviderProxy(IVirtualMetadataProvider virtualProvider, ModelMetadataProvider defaultProvider)
{
this.defaultProvider = (defaultProvider ?? new EmptyModelMetadataProvider());
this.VirtualProviders.Add(virtualProvider);
}
