private static BCFTopic ReadSingleTopic(ZipArchive archive, string topicId, BCFv2Container container)
{
var topic = new BCFTopic();
// Get the markup
topic.Markup = Markup.Deserialize(archive.Entries.First(e => e.FullName == topicId + "/" + "markup.bcf").Open());
// Check if any comments have a Viewpoint object without any value, then set it to null
foreach (var comment in topic.Markup.Comment.Where(c => c.ShouldSerializeViewpoint() && string.IsNullOrWhiteSpace(c.Viewpoint.Guid)))
{
comment.Viewpoint = null;
}
if (topic.Markup.Topic.ShouldSerializeBimSnippet() && !topic.Markup.Topic.BimSnippet.isExternal)
{
// Read the snippet
var snippetPathInArchive = GetAbsolutePath(topicId, topic.Markup.Topic.BimSnippet.Reference);
var entry = archive.Entries.FirstOrDefault(Curr => Curr.FullName == snippetPathInArchive);
if (entry == null)
{
topic.Markup.Topic.BimSnippet.isExternal = true;
}
else
{
using (var memStream = new MemoryStream())
{
entry.Open().CopyTo(memStream);
topic.SnippetData = memStream.ToArray();
}
}
}
// See if any internal header files are referenced
if (topic.Markup.ShouldSerializeHeader() && topic.Markup.Header.Any(h => !h.isExternal))
{
foreach (var internalFile in topic.Markup.Header.Where(h => !h.isExternal))
{
var filePathInArchive = GetAbsolutePath(topicId, internalFile.Reference);
var entry = archive.Entries.FirstOrDefault(e => e.FullName == filePathInArchive);
// Only append if not known already and file is present
if (entry != null && !container.FileAttachments.ContainsKey(entry.Name))
{
using (var memStream = new MemoryStream())
{
entry.Open().CopyTo(memStream);
container.FileAttachments.Add(entry.Name, memStream.ToArray());
}
}
}
}
// Get referenced documents
if (topic.Markup.Topic.ShouldSerializeDocumentReferences() && topic.Markup.Topic.DocumentReferences.Any(d => !d.isExternal))
{
foreach (var internalDocument in topic.Markup.Topic.DocumentReferences.Where(d => !d.isExternal))
{
var filePathInArchive = GetAbsolutePath(topicId, internalDocument.ReferencedDocument);
var entry = archive.Entries.FirstOrDefault(e => e.FullName == filePathInArchive);
// Only append if not known already and file is present
if (entry != null && !container.FileAttachments.ContainsKey(entry.Name))
{
using (var memStream = new MemoryStream())
{
entry.Open().CopyTo(memStream);
container.FileAttachments.Add(entry.Name, memStream.ToArray());
}
}
}
}
// Get viewpoints
for (var i = 0; i < topic.Markup.Viewpoints.Count; i++)
{
var deserializedViewpoint = VisualizationInfo.Deserialize(archive.Entries.First(e => e.FullName == topicId + "/" + topic.Markup.Viewpoints[i].Viewpoint).Open());
deserializedViewpoint.GUID = topic.Markup.Viewpoints[i].Guid;
topic.Viewpoints.Add(deserializedViewpoint);
// Get viewpoint bitmaps if present
if (topic.Viewpoints[i].Bitmaps.Count > 0)
{
foreach (var viewpointBitmap in topic.Viewpoints[i].Bitmaps)
{
using (var bytesMemoryStream = new MemoryStream())
{
var bitmapPathInArchive = GetAbsolutePath(topicId, viewpointBitmap.Reference);
var bitmapFileEntry = archive.Entries.FirstOrDefault(e => e.FullName == bitmapPathInArchive);
if (bitmapFileEntry == null)
{
// File entry was not found, possible because it was referenced with an absolute path
bitmapPathInArchive = GetAbsolutePath(topicId, TransformToRelativePath(viewpointBitmap.Reference, topicId));
bitmapFileEntry = archive.Entries.FirstOrDefault(e => e.FullName == bitmapPathInArchive);
if (bitmapFileEntry != null)
{
viewpointBitmap.Reference = TransformToRelativePath(viewpointBitmap.Reference, topicId);
}
else
{
throw new ArgumentNullException(nameof(bitmapFileEntry), "Could not locate bitmap file in archive");
}
}
bitmapFileEntry.Open().CopyTo(bytesMemoryStream);
if (!topic.ViewpointBitmaps.ContainsKey(topic.Viewpoints[i]))
{
topic.ViewpointBitmaps.Add(topic.Viewpoints[i], new List <byte[]>());
}
topic.ViewpointBitmaps[topic.Viewpoints[i]].Add(bytesMemoryStream.ToArray());
}
}
}
if (!string.IsNullOrWhiteSpace(topic.Markup.Viewpoints[i].Snapshot))
{
using (var bytesMemoryStream = new MemoryStream())
{
archive.Entries.First(e => e.FullName == topicId + "/" + topic.Markup.Viewpoints[i].Snapshot).Open().CopyTo(bytesMemoryStream);
topic.AddOrUpdateSnapshot(topic.Viewpoints[i].GUID, bytesMemoryStream.ToArray());
}
}
}
return(topic);
}
