private static IObjectFacade GetExistingValue(this HtmlHelper html, string id, PropertyContext propertyContext) {
ModelState modelState;
string rawExistingValue = html.ViewData.ModelState.TryGetValue(id, out modelState) ? (string)modelState.Value.RawValue : null;
IObjectFacade existingValue;
if (String.IsNullOrEmpty(rawExistingValue)) {
existingValue = propertyContext.GetValue(html.Facade());
} else {
existingValue = propertyContext.Property.Specification.IsParseable ? html.Facade().GetObject(propertyContext.Property.Specification, rawExistingValue) :
html.Facade().GetObject(html.Facade().OidTranslator.GetOidTranslation((string)modelState.Value.RawValue)).Target;
}
return existingValue;
}
private static string GetReferenceField(this HtmlHelper html,
PropertyContext propertyContext,
string id,
string tooltip,
IList<ElementDescriptor> childElements,
bool addToThis,
bool readOnly,
bool noFinder) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdConstants.ObjectName);
if (!propertyContext.Property.IsVisible(propertyContext.Target)) {
var existingValue = propertyContext.GetValue(html.Facade());
string value = existingValue == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(existingValue));
tag.InnerHtml += html.Encrypted(id, value).ToString();
propertyContext.IsPropertyEdit = false;
} else {
if (readOnly) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
string valueId = valueNakedObject == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(valueNakedObject));
tag.InnerHtml += html.ObjectIcon(propertyContext.Property.GetValue(propertyContext.Target)) +
html.GetFieldValue(propertyContext) +
html.CustomEncrypted(id, valueId);
propertyContext.IsPropertyEdit = false;
} else if (propertyContext.Property.IsChoicesEnabled != Choices.NotEnabled) {
IEnumerable<SelectListItem> items = html.GetItems(id, propertyContext);
tag.InnerHtml += html.ObjectIcon(propertyContext.Property.GetValue(propertyContext.Target)) +
html.DropDownList(id, items, new { title = tooltip }) +
html.GetMandatoryIndicator(propertyContext) +
html.ValidationMessage(id);
} else {
var valueNakedObject = html.GetExistingValue(id, propertyContext);
var suggestedItem = html.GetSuggestedItem(id, valueNakedObject);
string valueId = suggestedItem == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(suggestedItem));
if (!propertyContext.Target.IsTransient) {
// do not only allow drag and drop onto transients - otherwise attempt to validate
// may depend on missing fields/data. cf check at top of AjaxControllerImpl:ValidateProperty
string url = html.GenerateUrl("ValidateProperty", "Ajax", new RouteValueDictionary(new {
id = Encode(html.Facade().OidTranslator.GetOidTranslation(propertyContext.Target)),
propertyName = propertyContext.Property.Id
}));
tag.MergeAttribute("data-validate", url);
}
//Translates to: Only render finder if the Context is FindMenu enabled AND
//calling code has not overridden it by setting noFinder to true.
noFinder = noFinder || !propertyContext.IsFindMenuEnabled();
tag.InnerHtml += html.ObjectIcon(suggestedItem) +
html.GetFieldValue(propertyContext, suggestedItem, noFinder) +
html.GetMandatoryIndicator(propertyContext) +
html.ValidationMessage(propertyContext.Property.IsAutoCompleteEnabled ? propertyContext.GetAutoCompleteFieldId() : id) +
html.CustomEncrypted(id, valueId);
propertyContext.IsPropertyEdit = false;
}
}
AddInsertedElements(childElements, addToThis, tag);
return tag.ToString();
}
private static string GetRawValue(this HtmlHelper html, PropertyContext propertyContext) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
if (valueNakedObject == null) {
return String.Empty;
}
if (valueNakedObject.Specification.IsEnum) {
return valueNakedObject.Object.ToString();
}
return valueNakedObject.TitleString;
}
private static string GetObjectDisplayLinks(this HtmlHelper html, PropertyContext propertyContext) {
IDictionary<string, object> objectDisplayStatuses = GetDisplayStatuses(html);
string actionName = propertyContext.IsEdit ? IdConstants.EditObjectAction : IdConstants.ViewAction;
if (propertyContext.IsEdit || propertyContext.Target.IsTransient) {
// for the moment no expand and delete on editable views
return "";
}
var formTag = new TagBuilder("form");
formTag.MergeAttribute("method", "post");
object objectToView;
string objectId;
//for ajax use the property
if (html.ViewContext.RequestContext.HttpContext.Request.IsAjaxRequest()) {
objectId = "";
objectToView = propertyContext.GetValue(html.Facade()).Object;
} else {
objectToView = propertyContext.OriginalTarget.Object;
objectId = propertyContext.GetFieldId();
}
formTag.MergeAttribute("action", html.GenerateUrl(actionName, objectToView));
formTag.InnerHtml += html.Hidden(html.IdHelper().GetDisplayFormatId(objectId), ToNameValuePairs(objectDisplayStatuses));
formTag.InnerHtml += GetSubmitButton(IdConstants.MinButtonClass, MvcUi.Collapse, IdConstants.RedisplayAction, new RouteValueDictionary { { objectId, IdConstants.MinDisplayFormat }, { "editMode", propertyContext.IsEdit } });
formTag.InnerHtml += GetSubmitButton(IdConstants.MaxButtonClass, MvcUi.Expand, IdConstants.RedisplayAction, new RouteValueDictionary { { objectId, IdConstants.MaxDisplayFormat }, { "editMode", propertyContext.IsEdit } });
formTag.InnerHtml = formTag.InnerHtml.WrapInDivTag();
return formTag.ToString();
}
private static string GetEditValue(this HtmlHelper html,
PropertyContext propertyContext,
IList<ElementDescriptor> childElements,
bool addToThis,
bool noFinder) {
string tooltip = propertyContext.Property.Description;
string id = propertyContext.GetFieldInputId();
if (propertyContext.Property.IsCollection) {
propertyContext.IsPropertyEdit = false;
return html.GetChildCollection(propertyContext);
}
var consent = propertyContext.Property.IsUsable(propertyContext.Target);
if (consent.IsVetoed && !propertyContext.Target.IsTransient) {
propertyContext.IsPropertyEdit = false;
return html.GetViewField(propertyContext, consent.Reason);
}
bool readOnly = consent.IsVetoed && propertyContext.Target.IsTransient;
// for the moment do not allow file properties to be edited
if (propertyContext.Property.Specification.IsFileAttachment) {
// return html.GetFileProperty(propertyContext, id, tooltip);
readOnly = true;
}
if (propertyContext.Property.Specification.IsParseable) {
return html.GetTextField(propertyContext, id, tooltip, readOnly);
}
if (propertyContext.Property.IsInline) {
var inlineNakedObject = propertyContext.GetValue(html.Facade());
TagBuilder elementSet = ElementDescriptor.BuildElementSet(html.EditObjectFields(inlineNakedObject, propertyContext, x => true, null, true));
html.AddAjaxDataUrlsToElementSet(inlineNakedObject, elementSet, propertyContext);
return elementSet.ToString();
}
return html.GetReferenceField(propertyContext, id, tooltip, childElements, addToThis, readOnly, noFinder);
}
private static string GetInvariantValue(PropertyContext propertyContext) {
INakedObject valueNakedObject = propertyContext.GetValue();
if (valueNakedObject == null) {
return string.Empty;
}
return valueNakedObject.InvariantString();
}
private static string GetHiddenValue(this HtmlHelper html, PropertyContext propertyContext, string id, bool invariant) {
var tag = new TagBuilder("div");
string value;
if (propertyContext.Property.Specification.IsParseable) {
tag.AddCssClass(IdHelper.ValueName);
value = invariant ? GetInvariantValue(propertyContext) : GetRawValue(propertyContext);
}
else {
tag.AddCssClass(IdHelper.ObjectName);
INakedObject existingValue = propertyContext.GetValue();
value = existingValue == null ? string.Empty : FrameworkHelper.GetObjectId(existingValue);
}
tag.InnerHtml += html.Encrypted(id, value).ToString();
return tag.ToString();
}
private static string GetPropertyValue(this HtmlHelper html, PropertyContext propertyContext) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
string value = propertyContext.Property.GetMaskedValue(valueNakedObject);
value = html.ZeroValueIfTransientAndNotSet(propertyContext, value);
return value;
}
private static string GetPropertyValue(PropertyContext propertyContext) {
var mask = propertyContext.Property.GetFacet<IMaskFacet>();
INakedObject valueNakedObject = propertyContext.GetValue();
string value = GetMaskedValue(valueNakedObject, mask);
value = ZeroValueIfTransientAndNotSet(propertyContext, value);
return value;
}
private static string ZeroValueIfTransientAndNotSet(PropertyContext propertyContext, string value) {
if (propertyContext.Target.ResolveState.IsTransient() && !string.IsNullOrEmpty(value)) {
INakedObject valueNakedObject = propertyContext.GetValue();
if (propertyContext.Property.GetDefaultType(propertyContext.Target) == TypeOfDefaultValue.Implicit && ShouldClearValue(valueNakedObject.Object)) {
value = null;
}
}
return value;
}
private static string GetReferenceField(this HtmlHelper html,
PropertyContext propertyContext,
string id,
string tooltip,
IList<ElementDescriptor> childElements,
bool addToThis,
bool readOnly,
bool noFinder) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdHelper.ObjectName);
if (!propertyContext.Property.IsVisible(NakedObjectsContext.Session, propertyContext.Target)) {
INakedObject existingValue = propertyContext.GetValue();
string value = existingValue == null ? string.Empty : FrameworkHelper.GetObjectId(existingValue);
tag.InnerHtml += html.Encrypted(id, value).ToString();
propertyContext.IsPropertyEdit = false;
}
else {
if (readOnly) {
INakedObject valueNakedObject = propertyContext.GetValue();
string valueId = valueNakedObject == null ? string.Empty : FrameworkHelper.GetObjectId(valueNakedObject);
tag.InnerHtml += html.ObjectIcon(propertyContext.Property.GetNakedObject(propertyContext.Target)) +
html.GetFieldValue(propertyContext) +
html.CustomEncrypted(id, valueId);
propertyContext.IsPropertyEdit = false;
}
else if (((IOneToOneAssociation) propertyContext.Property).IsChoicesEnabled) {
IEnumerable<SelectListItem> items = html.GetItems(id, propertyContext);
tag.InnerHtml += html.ObjectIcon(propertyContext.Property.GetNakedObject(propertyContext.Target)) +
html.DropDownList(id, items, new {title = tooltip}) +
GetMandatoryIndicator(propertyContext) +
html.ValidationMessage(id);
}
else {
INakedObject valueNakedObject = html.GetExistingValue(id, propertyContext);
INakedObject suggestedItem = html.GetSuggestedItem(id, valueNakedObject);
string valueId = suggestedItem == null ? string.Empty : FrameworkHelper.GetObjectId(suggestedItem);
if (!propertyContext.Target.ResolveState.IsTransient() || MvcIdentityAdapterHashMap.StoringTransientsInSession) {
// only allow drag and drop onto transients if they are stored in session - otherwise attempt to validate
// may depend on missing fields/data. cf check at top of AjaxControllerImpl:ValidateProperty
string url = html.GenerateUrl("ValidateProperty", "Ajax", new RouteValueDictionary(new {
id = FrameworkHelper.GetObjectId(propertyContext.Target),
propertyName = propertyContext.Property.Id
}));
tag.MergeAttribute("data-validate", url);
}
tag.InnerHtml += html.ObjectIcon(suggestedItem) +
html.GetFieldValue(propertyContext, suggestedItem) +
(noFinder ? string.Empty : html.FinderActions(propertyContext.Property.Specification, new ActionContext(propertyContext.Target, null), propertyContext.Property.Id)) +
GetMandatoryIndicator(propertyContext) +
html.ValidationMessage(((IOneToOneAssociation) propertyContext.Property).IsAutoCompleteEnabled ? propertyContext.GetAutoCompleteFieldId() : id) +
html.CustomEncrypted(id, valueId);
propertyContext.IsPropertyEdit = false;
}
}
AddInsertedElements(childElements, addToThis, tag);
return tag.ToString();
}
private static INakedObject GetExistingValue(this HtmlHelper html, string id, PropertyContext propertyContext) {
ModelState modelState;
string rawExistingValue = html.ViewData.ModelState.TryGetValue(id, out modelState) ? (string) modelState.Value.RawValue : null;
INakedObject existingValue;
if (rawExistingValue == null) {
existingValue = propertyContext.GetValue();
}
else {
existingValue = propertyContext.Property.Specification.IsParseable ? FrameworkHelper.GetNakedObject(rawExistingValue) :
FrameworkHelper.GetNakedObjectFromId((string) modelState.Value.RawValue);
}
return existingValue;
}
private static string GetRawValue(PropertyContext propertyContext) {
INakedObject valueNakedObject = propertyContext.GetValue();
if (valueNakedObject == null) {
return string.Empty;
}
if (valueNakedObject.Specification.ContainsFacet<IEnumValueFacet>()) {
return valueNakedObject.Object.ToString();
}
return valueNakedObject.TitleString();
}
private static string GetCollectionAsTable(this HtmlHelper html, PropertyContext propertyContext) {
var collectionNakedObject = propertyContext.GetValue(html.Facade());
bool any = collectionNakedObject.ToEnumerable().Any();
Func<IObjectFacade, string> linkFunc = item => html.Object(html.ObjectTitle(item).ToString(), IdConstants.ViewAction, item.Object).ToString();
Func<IAssociationFacade, bool> filterFunc;
Func<IAssociationFacade, int> orderFunc;
bool withTitle;
GetTableColumnInfo(propertyContext.Property, out filterFunc, out orderFunc, out withTitle);
return (any ? html.GetCollectionDisplayLinks(propertyContext) : GetCollectionTitle(propertyContext, 0)) +
html.CollectionTable(collectionNakedObject, linkFunc, filterFunc, orderFunc, false, false, withTitle);
}
private static string GetFieldValue(this HtmlHelper html, PropertyContext propertyContext, bool inTable = false) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
if (valueNakedObject == null) {
return String.Empty;
}
if (propertyContext.Property.IsFile) {
return html.GetFileFieldValue(propertyContext);
}
if (propertyContext.Property.Specification.IsBoolean) {
return html.GetBooleanFieldValue(valueNakedObject);
}
if (propertyContext.Property.IsEnum) {
return GetEnumFieldValue(propertyContext.Property, valueNakedObject);
}
return html.GetTextOrRefFieldValue(propertyContext, valueNakedObject, inTable);
}
private static string GetCollectionAsList(this HtmlHelper html, PropertyContext propertyContext) {
var collectionNakedObject = propertyContext.GetValue(html.Facade());
bool any = collectionNakedObject.ToEnumerable().Any();
Func<IObjectFacade, string> linkFunc = item => html.Object(html.ObjectTitle(item).ToString(), IdConstants.ViewAction, item.Object).ToString();
return (any ? html.GetCollectionDisplayLinks(propertyContext) : GetCollectionTitle(propertyContext, 0)) +
html.CollectionTable(collectionNakedObject, linkFunc, x => false, null, false, false, true);
}
private static string GetTextOrRefFieldValue(this HtmlHelper html, PropertyContext propertyContext, IObjectFacade valueNakedObject, bool inTable = false) {
if (valueNakedObject.Specification.IsCollection) {
valueNakedObject.Resolve();
}
string link = "{0}";
if (!propertyContext.Property.Specification.IsParseable && !propertyContext.Property.IsCollection) {
string displayType = html.ViewData.ContainsKey(propertyContext.GetFieldId()) ? (string)html.ViewData[propertyContext.GetFieldId()] : String.Empty;
bool renderEagerly = RenderEagerly(propertyContext.Property);
link = html.ObjectLink(link, IdConstants.ViewAction, valueNakedObject.Object) + (inTable ? "" : html.GetObjectDisplayLinks(propertyContext));
if (displayType == IdConstants.MaxDisplayFormat || renderEagerly) {
var inlineNakedObject = propertyContext.GetValue(html.Facade());
bool anyEditableFields;
TagBuilder elementSet = ElementDescriptor.BuildElementSet(html.ViewObjectFields(inlineNakedObject, propertyContext, x => true, null, out anyEditableFields));
html.AddAjaxDataUrlsToElementSet(inlineNakedObject, elementSet, propertyContext);
elementSet.AddCssClass(IdConstants.FieldContainerName);
elementSet.GenerateId(html.IdHelper().GetFieldContainerId(inlineNakedObject));
link = link + html.GetEditButtonIfRequired(anyEditableFields, inlineNakedObject) + elementSet;
}
}
string title = html.GetDisplayTitle(propertyContext.Property, valueNakedObject);
if (propertyContext.Property.NumberOfLines > 1) {
int typicalLength = propertyContext.Property.TypicalLength;
int width = propertyContext.Property.Width;
typicalLength = typicalLength == 0 ? 20 : typicalLength;
width = width == 0 ? typicalLength : width;
if (inTable) {
// truncate to width
if (title.Length > width) {
const string elipsis = "...";
int length = width - elipsis.Length;
title = title.Substring(0, length > 0 ? length : 1) + elipsis;
}
}
}
return String.Format(link, title);
}
private static string ZeroValueIfTransientAndNotSet(this HtmlHelper html, PropertyContext propertyContext, string value) {
if (propertyContext.Target.IsTransient && !String.IsNullOrEmpty(value)) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
if (!propertyContext.Property.DefaultTypeIsExplicit(propertyContext.Target) && ShouldClearValue(valueNakedObject.Object)) {
value = null;
}
}
return value;
}
private static string GetInvariantValue(this HtmlHelper html, PropertyContext propertyContext) {
var valueNakedObject = propertyContext.GetValue(html.Facade());
if (valueNakedObject == null) {
return String.Empty;
}
return valueNakedObject.InvariantString;
}
private static string GetHiddenValue(this HtmlHelper html, PropertyContext propertyContext, string id, bool invariant) {
var tag = new TagBuilder("div");
string value;
if (propertyContext.Property.Specification.IsParseable) {
tag.AddCssClass(IdConstants.ValueName);
value = invariant ? html.GetInvariantValue(propertyContext) : html.GetRawValue(propertyContext);
} else {
tag.AddCssClass(IdConstants.ObjectName);
var existingValue = propertyContext.GetValue(html.Facade());
value = existingValue == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(existingValue));
}
tag.InnerHtml += html.Encrypted(id, value).ToString();
return tag.ToString();
}
private static string GetFieldValue(this HtmlHelper html, PropertyContext propertyContext, bool inTable = false) {
INakedObject valueNakedObject = propertyContext.GetValue();
if (valueNakedObject == null) {
return string.Empty;
}
if (propertyContext.Property.IsFile()) {
return html.GetFileFieldValue(propertyContext);
}
if (propertyContext.Property.Specification.ContainsFacet<IBooleanValueFacet>()) {
return html.GetBooleanFieldValue(valueNakedObject);
}
if (propertyContext.Property.ContainsFacet<IEnumFacet>()) {
return GetEnumFieldValue(propertyContext.Property, valueNakedObject);
}
return html.GetTextOrRefFieldValue(propertyContext, valueNakedObject, inTable);
}
