/// <summary>
/// Tries the load template resource string.
/// </summary>
/// <param name="resourceString">The resource string.</param>
/// <param name="error">The error.</param>
/// <returns>True of no errors loading else false</returns>
private bool TryLoadResourceString(string uri, string resourceString, out string error)
{
try
{
error = null;
// Deserialise the template xaml
TemplateCollection templates = TemplateCollection.Deserialize(resourceString);
templates.XamlString = resourceString;
// ..then we MUST have an assocated template file (Excel Document)
if (string.IsNullOrEmpty(templates.TemplateFileName))
{
throw new MetadataException(string.Format("<{0}> - Unable to load template without a ExcelTemplateFilePath defined", uri));
}
var document = XDocument.Parse(resourceString);
foreach (var element in document.Root.Elements())
{
if (element.NodeType != XmlNodeType.Element || element.Name == null)
{
continue;
}
if (element.Name.LocalName.CompareTo("TemplateCollection.Maps") == 0)
{
foreach (var mapElement in element.Elements())
{
var keyAttrib = mapElement.Attribute("Key");
if (keyAttrib != null && !string.IsNullOrEmpty(keyAttrib.Value))
{
this.MapResourceStore.Add(keyAttrib.Value, mapElement.ToString(), templates, uri);
}
}
}
else if (element.Name.LocalName.CompareTo("Template") == 0)
{
var id = element.Attribute("TemplateId").Value;
this.TemplateResourceStore.Add(id, element.ToString(), templates, uri);
}
}
}
catch (MetadataException mex)
{
Output(true, mex.Message);
error = mex.Message;
return(false);
}
catch (Exception ex)
{
string errorMessage = string.Format("<{0}> - Failed to load template resource string <{1}>", uri, ex);
Output(true, errorMessage);
error = errorMessage;
return(false);
}
return(true);
}
/// <summary>
/// Creates a fully populated <see cref="ResourceStore" /> which contains all resources defined in a <see cref="TemplateCollection" />.
/// This is for backward compatibility during processing of a <see cref="TemplateCollection" />.
/// </summary>
/// <param name="templateCollection">The template collection.</param>
/// <param name="templatePackage">The template package.</param>
/// <returns>
/// A fully populated <see cref="ResourceStore" />
/// </returns>
internal static ResourceStore Create(TemplateCollection templateCollection, ExcelTemplatePackage templatePackage)
{
if (templateCollection == null || string.IsNullOrEmpty(templateCollection.XamlString))
{
return(null);
}
ResourceStore resourceStore = new ResourceStore();
var document = XDocument.Parse(templateCollection.XamlString);
// Add in the defined Styles
foreach (var resource in templateCollection.StyleResources)
{
resourceStore.Add(resource.Key, ResourceTypeNames.StyleBase, resource, null);
}
// Add in CellStyleSelectors
foreach (var resource in templateCollection.CellStyleSelectors)
{
resourceStore.Add(resource.Key, ResourceTypeNames.CellStyleSelector, resource, null);
}
// Loop over each all elements, adding any that are defined in the Maps collection or identified as being Template resources
foreach (var element in document.Root.Elements())
{
if (element.NodeType != XmlNodeType.Element || element.Name == null)
{
continue;
}
if (element.Name.LocalName.CompareTo("TemplateCollection.Maps") == 0)
{
foreach (var mapElement in element.Elements())
{
AddElementToStore(templateCollection, resourceStore, mapElement);
}
}
else if (element.Name.LocalName.CompareTo("Template") == 0)
{
var id = element.Attribute("TemplateId").Value;
resourceStore.Add(id, element.Name.LocalName, element.ToString(), templateCollection.TemplateFileName, null);
}
}
// Add the TemplateFile as a designer file, which can be used by maps as a resource
if (!string.IsNullOrEmpty(templateCollection.TemplateFileName))
{
var data = templatePackage.TemplateResourceStore.templateDocumentDictionary[templateCollection.TemplateFileName].Data;
resourceStore.AddDesignerFileData(templateCollection.TemplateFileName, data);
}
// Populate chart and shape models from the supplied resource designer files and defined templates,
// such as ChartTemplate and ShapeTempaltes.
resourceStore.PopulateModels();
return(resourceStore);
}
/// <summary>
/// Adds the element to store.
/// </summary>
/// <param name="templateCollection">The template collection.</param>
/// <param name="resourceStore">The resource store.</param>
/// <param name="element">The element.</param>
private static void AddElementToStore(TemplateCollection templateCollection, ResourceStore resourceStore, XElement element)
{
var keyAttrib = element.Attribute("Key");
if (keyAttrib != null && !string.IsNullOrEmpty(keyAttrib.Value))
{
resourceStore.Add(keyAttrib.Value, element.Name.LocalName, element.ToString(), templateCollection.TemplateFileName, null);
}
}
/// <summary>
/// Add a new set of resource information to the store.
/// </summary>
/// <param name="key">The unique id of the resource</param>
/// <param name="resourceString">A string of Xaml. Will be used to inflate on demand.</param>
/// <param name="templateCollection">The parent TemplateCollection stores Style etc</param>
/// <param name="templateCollectionUri">Handy to know the TemplateCollection Uri if there are duplicates</param>
public void Add(string key, string resourceString, TemplateCollection templateCollection, string templateCollectionUri)
{
if (resourceInfoDictionary.ContainsKey(key))
{
// handy to log where the existing is, so get the xaml uri
throw new MetadataException(string.Format("Loading <{0}> - already loaded Map {1} in {2}", templateCollectionUri, key, resourceInfoDictionary[key].TemplateCollectionUri));
}
var resourceInfo = new ResourceInfo(key, resourceString, templateCollection, templateCollectionUri);
this.resourceInfoDictionary.Add(key, resourceInfo);
}
public ResourceInfo(string key, string resourceString, TemplateCollection templateCollection, string templateCollectionUri)
{
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key");
}
if (string.IsNullOrEmpty(resourceString))
{
throw new ArgumentNullException("resourceString");
}
if (templateCollection == null)
{
throw new ArgumentNullException("templateCollection");
}
if (string.IsNullOrEmpty(templateCollectionUri))
{
throw new ArgumentNullException("templateCollectionUri");
}
this.Key = key;
this.ResourceString = resourceString;
this.TemplateCollection = templateCollection;
this.TemplateCollectionUri = templateCollectionUri;
}
