private static string AddVisualProperties(PivotViewerItem item, Uri baseUri, string originalImagePath, bool isDefaultBase)
{
if (originalImagePath == null)
{
return(null);
}
var separatorIndex = originalImagePath.LastIndexOf(CollectionIndexSeparator, StringComparison.OrdinalIgnoreCase);
if (separatorIndex == -1)
{
throw new InvalidDataException($"The path {originalImagePath} is not path to an image in a DeepZoom collection.");
}
var imageNumberString = originalImagePath.Substring(separatorIndex + CollectionIndexSeparator.Length);
if (string.IsNullOrEmpty(imageNumberString))
{
throw new InvalidDataException($"The path {originalImagePath} has nothing after the {CollectionIndexSeparator}.");
}
if (!int.TryParse(imageNumberString, NumberStyles.Any, CultureInfo.InvariantCulture, out var imageNumber) || imageNumber < 0)
{
throw new InvalidDataException($"The path {originalImagePath.Substring(separatorIndex)} is not a valid image path.");
}
string absoluteUri;
if (separatorIndex == 0)
{
if (baseUri == null || isDefaultBase)
{
throw new InvalidDataException($"No default collection was given for {imageNumber}.");
}
absoluteUri = baseUri.AbsoluteUri;
}
else
{
absoluteUri = originalImagePath.Substring(0, separatorIndex);
}
try
{
var uri = new Uri(baseUri, absoluteUri);
item.Properties[PivotViewerProperty.VisualCollectionSourceKey] = new PivotViewerPropertyValue(uri.ToString());
item.Properties[PivotViewerProperty.VisualImageIdKey] = new PivotViewerPropertyValue(imageNumber);
return(string.Concat(uri, CollectionIndexSeparator, imageNumber));
}
catch (Exception ex) when(!(ex is InvalidDataException))
{
}
return(null);
}
private static void ParseItemExtension(Item rcItem, PivotViewerItem pvItem, Uri baseHrefUri)
{
if (rcItem.Extension == null)
{
return;
}
if (rcItem.Extension.Related != null)
{
var comparables = new List <IComparable>(rcItem.Extension.Related.Length);
foreach (var link in rcItem.Extension.Related)
{
comparables.Add(ParseHyperlink(baseHrefUri, link));
}
pvItem.Properties.Add(PivotViewerProperty.RelatedCollectionKey, new PivotViewerPropertyValue(comparables));
}
if (rcItem.Extension.Copyright != null)
{
var link = ParseHyperlink(baseHrefUri, rcItem.Extension.Copyright);
pvItem.Properties.Add(PivotViewerProperty.CopyrightKey, new PivotViewerPropertyValue(link));
}
}
private void ParseFacetValuesOnItem(Uri baseHrefUri, Item remoteItem, PivotViewerItem pvItem, ICollection <PivotViewerProperty> allowableFields)
{
if (remoteItem?.Facets?.Facet == null)
{
return;
}
foreach (Facet _facet in remoteItem.Facets.Facet)
{
if (string.IsNullOrEmpty(_facet.Name))
{
throw new InvalidDataException($"Filters must have a name, error on item id {remoteItem.Id}.");
}
if (!facetCategories.TryGetValue(_facet.Name.ToLower(CultureInfo.InvariantCulture), out var variantField))
{
throw new InvalidDataException($"The property named '{_facet.Name}' on item {remoteItem.Id} was not defined in the filter categories.");
}
if (allowableFields != null)
{
if (!allowableFields.Contains(variantField))
{
throw new InvalidDataException($"Facets in the supplement file cannot be filter visible or wordwheel visible. Cannot assign a value to filter '{variantField.FieldName}' on item {remoteItem.Id} in the supplement file.");
}
if (pvItem.Properties.ContainsKey(variantField))
{
throw new InvalidDataException($"Cannot assign a value to filter '{variantField.FieldName}' on item {remoteItem.Id} since that item already has values assigned in the primary file.");
}
}
var comparables = new List <IComparable>();
switch (variantField.PropertyType)
{
case PivotViewerPropertyType.DateTime:
if (_facet.DateTime?.Length > 0)
{
comparables.AddRange(_facet.DateTime.Select(v => (IComparable)v.Value));
}
break;
case PivotViewerPropertyType.Decimal:
if (_facet.Number?.Length > 0)
{
comparables.AddRange(_facet.Number.Select(v => (IComparable)v.Value));
}
break;
case PivotViewerPropertyType.Text:
var strings = variantField.IsWrappingText
? _facet.LongString?.Select(v => v.Value)
: _facet.String?.Select(v => PivotViewerProperty.NewlineRegex.Replace(v.Value, " "));
if (strings != null)
{
comparables.AddRange(strings.Select(v => v.Trim()).Where(v => !string.IsNullOrEmpty(v)).Cast <IComparable>());
}
break;
case PivotViewerPropertyType.Link:
if (_facet.Link?.Length > 0)
{
comparables.AddRange(_facet.Link.Select(v => (IComparable)ParseHyperlink(baseHrefUri, v)));
}
break;
default:
throw new InvalidDataException($"Unknown property type {variantField.PropertyType}.");
}
if (comparables.Count == 0)
{
throw new InvalidDataException($"No {variantField.PropertyType} values were provided for {variantField}.");
}
pvItem.Properties.Add(variantField, new PivotViewerPropertyValue(comparables));
}
}
private void ParseItems()
{
foreach (var itemList in remoteCollection.Items)
{
if (itemList.Item == null)
{
continue;
}
var hrefBaseUri = itemList.HrefBase != null ? new Uri(UriSource, itemList.HrefBase) : UriSource;
var imageBaseUri = UriSource;
var isDefaultBase = true;
if (itemList.ImgBase != null)
{
if (itemList.ImgBase.Contains(CollectionIndexSeparator))
{
throw new InvalidDataException($"The image base {itemList.ImgBase} cannot contain a collection index.");
}
imageBaseUri = new Uri(UriSource, itemList.ImgBase);
isDefaultBase = false;
}
foreach (var item in itemList.Item)
{
if (pivotViewerItems.ContainsKey(item.Id))
{
throw new InvalidDataException($"Item ID {item.Id} was not unique.");
}
var pivotViewerItem = new PivotViewerItem();
if (item.Name != null)
{
pivotViewerItem.Properties.Add(PivotViewerProperty.NameKey, new PivotViewerPropertyValue(item.Name));
}
if (item.Description != null)
{
pivotViewerItem.Properties.Add(PivotViewerProperty.DescriptionKey, new PivotViewerPropertyValue(item.Description));
}
if (!string.IsNullOrEmpty(item.Id))
{
pivotViewerItem.Id = item.Id;
}
if (item.Img != null)
{
var serializedImage = AddVisualProperties(pivotViewerItem, imageBaseUri, item.Img, isDefaultBase);
if (serializedImage != null)
{
usedImages.Add(serializedImage);
}
}
ParseFacetValuesOnItem(hrefBaseUri, item, pivotViewerItem, null);
if (item.Href != null)
{
var href = new Uri(hrefBaseUri, item.Href);
pivotViewerItem.Properties.Add(PivotViewerProperty.HrefKey, new PivotViewerPropertyValue(href.AbsoluteUri));
}
ParseItemExtension(item, pivotViewerItem, hrefBaseUri);
if (pivotViewerItem.Copyright == null)
{
pivotViewerItem.Copyright = Copyright;
}
pivotViewerItems.Add(pivotViewerItem.Id, pivotViewerItem);
foreach (var property in pivotViewerItem.Properties.Keys)
{
if (!pivotViewerItemProperties.TryGetValue(property.FieldName, out var pivotViewerProperty))
{
pivotViewerItemProperties.Add(property.FieldName, property);
}
else if (!property.Equals(pivotViewerProperty))
{
throw new ArgumentException($"A property with id {property.FieldName} already exists");
}
}
}
}
}
