private static IEnumerable<SelectListItem> GetItems(this HtmlHelper html, string id, ParameterContext context) {
INakedObject existingValue = html.GetParmExistingValue(id, context, true); /*remove from viewdata as it confuses dropdown helper*/
var facet = context.Parameter.GetFacet<IActionChoicesFacet>();
var values = new Dictionary<string, INakedObject>();
if (facet != null) {
values = context.Action.Parameters.
Where(p => facet.ParameterNamesAndTypes.Select(pnt => pnt.Item1).Contains(p.Id.ToLower())).
ToDictionary(p => p.Id.ToLower(),
p => html.GetParmExistingValue(IdHelper.GetParameterInputId(context.Action, p), new ParameterContext(context) {Parameter = p}, false));
}
return GetChoicesSet(context, existingValue, values);
}
private static string GetParameterValue(this HtmlHelper html, ParameterContext context, IObjectFacade valueNakedObject, bool noFinder) {
string value = "";
// Even if not autocomplete add autocomplete menu if no finder and then handle with recently viewed in ajax controller
if (context.Parameter.IsAutoCompleteEnabled || (noFinder && !context.Parameter.Specification.IsCollection && !context.IsContributed())) {
var htmlAttributes = new RouteValueDictionary(new { title = context.Parameter.Description });
html.AddClientValidationAttributes(context, htmlAttributes);
value += html.GetAutoCompleteTextBox(context, htmlAttributes, valueNakedObject);
} else if (valueNakedObject != null) {
string link = "{0}";
if (context.Parameter.Specification.IsCollection) {
link = html.CollectionLink(link, IdConstants.ViewAction, valueNakedObject.Object);
} else if (!context.Parameter.Specification.IsParseable && !context.Parameter.Specification.IsCollection) {
link = html.ObjectLink(link, IdConstants.ViewAction, valueNakedObject.Object);
}
string title = html.GetDisplayTitle(context.Parameter, valueNakedObject);
value += String.Format(link, title);
}
if (!noFinder) {
// append finder meu
value += html.FinderActions(context.Parameter.Specification, context, context.Parameter.Id);
}
return value;
}
public ParameterContext(IIdHelper idhelper, ParameterContext otherContext) : base(idhelper, otherContext)
{
Parameter = otherContext.Parameter;
}
private static void AddTextControl(this HtmlHelper html, TagBuilder tag, RouteValueDictionary htmlAttributes, ParameterContext context, string id, string value) {
var typicalLength = context.Parameter.TypicalLength;
var maxLength = context.Parameter.MaxLength.GetValueOrDefault(0);
int numberOfLines = context.Parameter.NumberOfLines;
int width = context.Parameter.Width;
width = width == 0 ? (typicalLength == 0 ? 20 : typicalLength) / numberOfLines : width;
string textBox = html.GetTextControl(id, numberOfLines, width, maxLength, value, htmlAttributes);
tag.InnerHtml += textBox + html.GetMandatoryIndicator(context) + html.ValidationMessage(id);
}
private static void AddDateTimeControl(this HtmlHelper html, TagBuilder tag, RouteValueDictionary htmlAttributes, ParameterContext context, string id, string value) {
var typicalLengthFacet = context.Parameter.TypicalLength;
htmlAttributes["size"] = typicalLengthFacet == 0 ? 20 : typicalLengthFacet;
htmlAttributes["class"] = "datetime";
tag.InnerHtml += html.TextBox(id, value, htmlAttributes) + html.GetMandatoryIndicator(context) + html.ValidationMessage(id);
}
private static string GetFileParameter(this HtmlHelper html, ParameterContext context, string id, string tooltip) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdConstants.ValueName);
var fileInput = new TagBuilder("input");
fileInput.MergeAttribute("type", "file");
fileInput.MergeAttribute("id", id);
fileInput.MergeAttribute("name", id);
fileInput.MergeAttribute("title", tooltip);
string input = fileInput.ToString();
tag.InnerHtml += input +
html.GetMandatoryIndicator(context) +
html.ValidationMessage(id);
return tag.ToString();
}
private static string GetFieldValue(this HtmlHelper html, ParameterContext context, string id) {
var valueNakedObject = html.GetParameterDefaultValue(id, context);
return context.Parameter.GetMaskedValue(valueNakedObject);
}
private static bool IsMandatory(ParameterContext parameterContext) {
return (parameterContext.Parameter.IsMandatory && parameterContext.Parameter.IsUsable(NakedObjectsContext.Session, parameterContext.Target).IsAllowed);
}
private static string GetAutoCompleteTextBox(this HtmlHelper html, ParameterContext context, RouteValueDictionary htmlAttributes, IObjectFacade valueNakedObject) {
string completionAjaxUrl = html.GenerateUrl("GetActionCompletions", "Ajax", new RouteValueDictionary(new { id = Encode(html.Facade().OidTranslator.GetOidTranslation(context.Target)), actionName = context.Action.Id, parameterIndex = context.Parameter.Number }));
RouteValueDictionary attrs = CreateAutoCompleteAttributes(context.Parameter, completionAjaxUrl);
attrs.ForEach(kvp => htmlAttributes.Add(kvp.Key, kvp.Value));
string title = valueNakedObject == null ? "" : html.GetDisplayTitle(context.Parameter, valueNakedObject);
return html.TextBox(context.GetParameterAutoCompleteId(), title, htmlAttributes).ToHtmlString();
}
private static string GetReferenceParameter(this HtmlHelper html, ParameterContext context, string id, string tooltip, IList<ElementDescriptor> childElements, bool addToThis) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdHelper.ObjectName);
if (context.IsHidden) {
INakedObject suggestedItem = html.GetSuggestedItem(id, null);
string valueId = suggestedItem == null ? string.Empty : FrameworkHelper.GetObjectId(suggestedItem);
tag.InnerHtml += html.CustomEncrypted(id, valueId);
}
else if (context.Parameter.IsChoicesEnabled) {
var htmlAttributes = new RouteValueDictionary(new {title = tooltip});
html.AddDropDownControl(tag, htmlAttributes, context, id);
}
else if (context.Parameter.IsMultipleChoicesEnabled) {
var htmlAttributes = new RouteValueDictionary(new {title = tooltip});
html.AddListBoxControl(tag, htmlAttributes, context, id);
}
else {
INakedObject existingValue = html.GetParameterExistingValue(id, context);
INakedObject suggestedItem = html.GetSuggestedItem(id, existingValue);
string valueId = suggestedItem == null ? string.Empty : FrameworkHelper.GetObjectId(suggestedItem);
string url = html.GenerateUrl("ValidateParameter", "Ajax", new RouteValueDictionary(new {
id = FrameworkHelper.GetObjectId(context.Target),
actionName = context.Action.Id,
parameterName = context.Parameter.Id,
}));
tag.MergeAttribute("data-validate", url);
tag.InnerHtml += html.ObjectIcon(suggestedItem) +
html.GetFieldValue(context, suggestedItem) +
(context.EmbeddedInObject ? string.Empty : html.FinderActions(context.Parameter.Specification, context, context.Parameter.Id)) +
GetMandatoryIndicator(context) +
html.ValidationMessage(context.Parameter.IsAutoCompleteEnabled ? context.GetParameterAutoCompleteId() : id) +
html.CustomEncrypted(id, valueId);
context.IsParameterEdit = false;
}
AddInsertedElements(childElements, addToThis, tag);
return tag.ToString();
}
private static string GetFieldValue(this HtmlHelper html, ParameterContext context, string id) {
INakedObject valueNakedObject = html.GetParameterDefaultValue(id, context);
var mask = context.Parameter.GetFacet<IMaskFacet>();
return GetMaskedValue(valueNakedObject, mask);
}
private static IEnumerable<SelectListItem> GetChoicesSet(ParameterContext parameterContext,
INakedObject existingNakedObject,
IDictionary<string, INakedObject> values) {
List<INakedObject> nakedObjects = parameterContext.Parameter.GetChoices(parameterContext.Target, values).ToList();
return GetChoicesSet(nakedObjects, existingNakedObject);
}
private static INakedObject GetParameterExistingValue(this HtmlHelper html, string id, ParameterContext context, bool clear = false) {
ModelState modelState = html.ViewData.ModelState.TryGetValue(id, out modelState) ? modelState : null;
if (modelState != null && modelState.Value != null) {
object rawvalue = modelState.Value.RawValue;
if (clear) {
// only clear the value and keep any error
ModelErrorCollection errors = modelState.Errors;
html.ViewData.ModelState.Remove(id);
if (errors.Any()) {
errors.ForEach(e => html.ViewData.ModelState.AddModelError(id, e.ErrorMessage));
}
}
if (context.Parameter.IsObject) {
return (INakedObject) rawvalue;
}
if (context.Parameter.Specification.IsParseable) {
return GetAndParseValueAsNakedObject(context, rawvalue);
}
if (context.Parameter.IsCollection) {
var facet = context.Parameter.Specification.GetFacet<ITypeOfFacet>();
INakedObjectSpecification itemSpec = facet.ValueSpec;
if (itemSpec.IsParseable) {
var collection = (INakedObject) rawvalue;
List<object> parsedCollection = collection.GetCollectionFacetFromSpec().AsEnumerable(collection).Select(no => GetAndParseValueAsNakedObject(itemSpec, no.Object).GetDomainObject()).ToList();
return PersistorUtils.CreateAdapter(parsedCollection);
}
return (INakedObject) rawvalue;
}
return context.Parameter.Specification.IsParseable ? GetAndParseValueAsNakedObject(context, rawvalue) : (INakedObject) rawvalue;
}
return null;
}
private static INakedObject GetAndParseValueAsNakedObject(ParameterContext context, object value) {
return GetAndParseValueAsNakedObject(context.Parameter.Specification, value);
}
private static string GetParameter(this HtmlHelper html, ParameterContext context, IList<ElementDescriptor> childElements, string propertyName) {
string id = context.GetParameterInputId();
string tooltip = context.Parameter.Description;
if (context.Parameter.Specification.IsFile) {
return html.GetFileParameter(context, id, tooltip);
}
if (context.Parameter.Specification.IsParseable) {
return html.GetTextParameter(context, id, tooltip);
}
return html.GetReferenceParameter(context, id, tooltip, childElements, context.Parameter.Id == propertyName);
}
private static IEnumerable<SelectListItem> GetItems(this HtmlHelper html, string id, ParameterContext context) {
var existingValue = html.GetParmExistingValue(id, context, true); /*remove from viewdata as it confuses dropdown helper*/
var choices = context.Parameter.GetChoicesParameters();
var values = new Dictionary<string, IObjectFacade>();
if (choices.Any()) {
values = context.Action.Parameters.
Where(p => choices.Select(pnt => pnt.Item1).Contains(p.Id.ToLower())).
ToDictionary(p => p.Id.ToLower(),
p => html.GetParmExistingValue(html.IdHelper().GetParameterInputId(context.Action, p), new ParameterContext(html.IdHelper(), context) { Parameter = p }, false));
}
return html.GetChoicesSet(context, existingValue, values);
}
private static string GetReferenceParameter(this HtmlHelper html, ParameterContext context, string id, string tooltip, IList<ElementDescriptor> childElements, bool addToThis) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdConstants.ObjectName);
if (context.IsHidden) {
var suggestedItem = html.GetSuggestedItem(id, null);
string valueId = suggestedItem == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(suggestedItem));
tag.InnerHtml += html.CustomEncrypted(id, valueId);
} else if (context.Parameter.IsChoicesEnabled == Choices.Single) {
var htmlAttributes = new RouteValueDictionary(new { title = tooltip });
html.AddDropDownControl(tag, htmlAttributes, context, id);
} else if (context.Parameter.IsChoicesEnabled == Choices.Multiple) {
var htmlAttributes = new RouteValueDictionary(new { title = tooltip });
html.AddListBoxControl(tag, htmlAttributes, context, id);
} else {
var existingValue = html.GetParameterExistingValue(id, context);
var suggestedItem = html.GetSuggestedItem(id, existingValue);
string valueId = suggestedItem == null ? String.Empty : Encode(html.Facade().OidTranslator.GetOidTranslation(suggestedItem));
string url = html.GenerateUrl("ValidateParameter", "Ajax", new RouteValueDictionary(new {
id = Encode(html.Facade().OidTranslator.GetOidTranslation(context.Target)),
actionName = context.Action.Id,
parameterName = context.Parameter.Id
}));
tag.MergeAttribute("data-validate", url);
bool noFinder = context.EmbeddedInObject || !context.IsFindMenuEnabled();
tag.InnerHtml += html.ObjectIcon(suggestedItem) +
html.GetParameterValue(context, suggestedItem, noFinder) +
html.GetMandatoryIndicator(context) +
html.ValidationMessage(context.Parameter.IsAutoCompleteEnabled ? context.GetParameterAutoCompleteId() : id) +
html.CustomEncrypted(id, valueId);
context.IsParameterEdit = false;
}
AddInsertedElements(childElements, addToThis, tag);
return tag.ToString();
}
private static IObjectFacade GetParmExistingValue(this HtmlHelper html, string id, ParameterContext context, bool clear) {
return html.GetParameterExistingValue(id, context, clear) ?? html.GetParameterDefaultValue(id, context, clear);
}
private static string GetTextParameter(this HtmlHelper html, ParameterContext context, string id, string tooltip) {
var tag = new TagBuilder("div");
tag.AddCssClass(IdConstants.ValueName);
var htmlAttributes = new RouteValueDictionary(new { title = tooltip });
html.AddClientValidationAttributes(context, htmlAttributes);
if (context.IsHidden) {
object obj = html.ViewData[id];
tag.InnerHtml += html.Encrypted(id, obj.ToString());
} else if (context.Parameter.Specification.IsBoolean) {
if (context.Parameter.IsNullable) {
html.AddTriState(tag, htmlAttributes, id, null);
} else {
html.AddCheckBox(tag, htmlAttributes, id, null);
}
} else if (context.Parameter.Specification.IsDateTime) {
html.AddDateTimeControl(tag, htmlAttributes, context, id, html.GetFieldValue(context, id));
} else if (context.Parameter.IsPassword) {
html.AddPasswordControl(tag, htmlAttributes, context, id, html.GetFieldValue(context, id));
} else if (context.Parameter.IsChoicesEnabled == Choices.Single) {
html.AddDropDownControl(tag, htmlAttributes, context, id);
} else if (context.Parameter.IsChoicesEnabled == Choices.Multiple) {
html.AddListBoxControl(tag, htmlAttributes, context, id);
} else if (context.Parameter.IsAutoCompleteEnabled) {
html.AddAutoCompleteControl(tag, htmlAttributes, context, html.GetParameterDefaultValue(id, context));
} else {
html.AddTextControl(tag, htmlAttributes, context, id, null);
}
return tag.ToString();
}
private static IObjectFacade GetAndParseValueAsNakedObject(this HtmlHelper html, ParameterContext context, object value) {
return html.GetAndParseValueAsNakedObject(context.Parameter.Specification, value);
}
private static bool IsMandatory(this HtmlHelper html, ParameterContext parameterContext) {
return (parameterContext.Parameter.IsMandatory /*&& parameterContext.Parameter.IsUsable(parameterContext.Target).IsAllowed*/);
}
private static IObjectFacade GetParameterExistingValue(this HtmlHelper html, string id, ParameterContext context, bool clear = false) {
ModelState modelState = html.ViewData.ModelState.TryGetValue(id, out modelState) ? modelState : null;
if (modelState != null && modelState.Value != null) {
var modelValue = modelState.Value.RawValue as IObjectFacade;
object rawvalue = modelValue == null ? modelState.Value.RawValue : modelValue.GetDomainObject<object>();
if (clear) {
// only clear the value and keep any error
ModelErrorCollection errors = modelState.Errors;
html.ViewData.ModelState.Remove(id);
if (errors.Any()) {
errors.ForEach(e => html.ViewData.ModelState.AddModelError(id, e.ErrorMessage));
return null;
}
}
if (context.Parameter.Specification.IsParseable) {
return html.GetAndParseValueAsNakedObject(context, rawvalue);
}
if (!context.Parameter.Specification.IsCollection) {
return modelValue;
}
if (context.Parameter.Specification.IsCollection) {
var itemSpec = context.Parameter.ElementType;
if (itemSpec.IsParseable) {
return html.GetAndParseValueAsNakedObject(context, rawvalue);
}
return modelValue;
}
return context.Parameter.Specification.IsParseable ? html.GetAndParseValueAsNakedObject(context, rawvalue) : modelValue;
}
return null;
}
private static void AddAutoCompleteControl(this HtmlHelper html, TagBuilder tag, RouteValueDictionary htmlAttributes, ParameterContext context, IObjectFacade valueNakedObject) {
tag.InnerHtml += html.GetAutoCompleteTextBox(context, htmlAttributes, valueNakedObject) + html.GetMandatoryIndicator(context) + html.ValidationMessage(context.GetParameterAutoCompleteId());
}
private static IObjectFacade GetParameterDefaultValue(this HtmlHelper html, string id, ParameterContext context, bool clear = false) {
object value = html.ViewData.TryGetValue(id, out value) ? value : null;
if (value != null) {
if (clear) {
html.ViewData.Remove(id);
}
return context.Parameter.Specification.IsParseable ? html.GetAndParseValueAsNakedObject(context, value) : (IObjectFacade)value;
}
return null;
}
private static void AddPasswordControl(this HtmlHelper html, TagBuilder tag, RouteValueDictionary htmlAttributes, ParameterContext context, string id, string value) {
var length = context.Parameter.TypicalLength;
htmlAttributes["size"] = length == 0 ? 20 : length;
tag.InnerHtml += html.Password(id, value, htmlAttributes) + html.GetMandatoryIndicator(context) + html.ValidationMessage(id);
}
private static IEnumerable<SelectListItem> GetChoicesSet(this HtmlHelper html,
ParameterContext parameterContext,
IObjectFacade existingNakedObject,
IDictionary<string, IObjectFacade> values) {
var nakedObjects = parameterContext.Parameter.GetChoices(parameterContext.Target, values.ToDictionary(kvp => kvp.Key, kvp => kvp.Value == null ? null : kvp.Value.Object)).ToList();
return html.GetChoicesSet(nakedObjects, existingNakedObject);
}
public ParameterContext(ParameterContext otherContext) : base(otherContext) {
Parameter = otherContext.Parameter;
}
private static string GetLabel(this HtmlHelper html, ParameterContext parameterContext) {
if (parameterContext.IsHidden) {
return "";
}
bool isAutoComplete = parameterContext.Parameter.IsAutoCompleteEnabled;
Func<string> parmId = isAutoComplete ? (Func<string>)parameterContext.GetParameterAutoCompleteId : parameterContext.GetParameterInputId;
return GetLabelTag(parameterContext.IsParameterEdit || isAutoComplete, parameterContext.Parameter.Name, parmId);
}
public ParameterContext(ParameterContext otherContext) : base(otherContext)
{
Parameter = otherContext.Parameter;
}
private static string GetFieldValue(this HtmlHelper html, ParameterContext context, INakedObject valueNakedObject) {
string value = "";
if (context.Parameter.IsAutoCompleteEnabled) {
var htmlAttributes = new RouteValueDictionary(new {title = context.Parameter.Description});
html.AddClientValidationAttributes(context, htmlAttributes);
value += html.GetAutoCompleteTextBox(context, htmlAttributes, valueNakedObject);
}
else if (valueNakedObject != null) {
string link = "{0}";
if (context.Parameter.Specification.IsCollection) {
link = html.CollectionLink(link, IdHelper.ViewAction, valueNakedObject.Object);
}
else if (!context.Parameter.Specification.IsParseable && context.Parameter.IsObject) {
link = html.ObjectLink(link, IdHelper.ViewAction, valueNakedObject.Object);
}
string title = GetDisplayTitle(context.Parameter, valueNakedObject);
value += string.Format(link, title);
}
return value;
}
