/// <summary> Stream to which to write the HTML for this subwriter </summary>
/// <param name="Output"> Response stream for the item viewer to write directly to </param>
/// <param name="Tracer"> Trace object keeps a list of each method executed and important milestones in rendering </param>
public override void Write_Main_Viewer_Section(TextWriter Output, Custom_Tracer Tracer)
{
if (Tracer != null)
{
Tracer.Add_Trace("EAD_Description_ItemViewer.Write_Main_Viewer_Section", "");
}
// Try to get the ead information
EAD_Transfer_Object eadInfo = SobekEngineClient.Items.Get_Item_EAD(BriefItem.BibID, BriefItem.VID, true, Tracer);
// Build the value
Output.WriteLine(" <td>");
Output.WriteLine(" <div id=\"sbkEad_MainArea\">");
if (!String.IsNullOrWhiteSpace(CurrentMode.Text_Search))
{
// Get any search terms
List <string> terms = new List <string>();
if (CurrentMode.Text_Search.Trim().Length > 0)
{
string[] splitter = CurrentMode.Text_Search.Replace("\"", "").Split(" ".ToCharArray());
terms.AddRange(from thisSplit in splitter where thisSplit.Trim().Length > 0 select thisSplit.Trim());
}
Output.Write(Text_Search_Term_Highlighter.Hightlight_Term_In_HTML(eadInfo.Full_Description, terms));
}
else
{
Output.Write(eadInfo.Full_Description);
}
Output.WriteLine(" </div>");
Output.WriteLine(" </td>");
}
/// <summary> Gets the special EAD information related to a digital resource object, by BibID_VID </summary>
/// <param name="BibID"> Bibliographic identifier (BibID) for the digital resource to retrieve </param>
/// <param name="VID"> Volume identifier (VID) for the digital resource to retrieve </param>
/// <param name="UseCache"> Flag indicates if the cache should be used to check for a built copy or store the final product </param>
/// <param name="Tracer"> Trace object keeps a list of each method executed and important milestones in rendering </param>
/// <returns> Fully built EAD information, or NULL </returns>
public EAD_Transfer_Object Get_Item_EAD(string BibID, string VID, bool UseCache, Custom_Tracer Tracer)
{
// Add a beginning trace
Tracer.Add_Trace("SobekEngineClient_ItemEndpoints.Get_Item_EAD", "Get EAD information by bibid/vid");
// Look in the cache
if ((Config.UseCache) && (UseCache))
{
EAD_Transfer_Object fromCache = CachedDataManager.Items.Retrieve_EAD_Info(BibID, VID, Tracer);
if (fromCache != null)
{
Tracer.Add_Trace("SobekEngineClient_ItemEndpoints.Get_Item_EAD", "Found EAD informationin the local cache");
return(fromCache);
}
}
// Get the endpoint
MicroservicesClient_Endpoint endpoint = GetEndpointConfig("Items.GetItemEAD", Tracer);
// Format the URL
string url = String.Format(endpoint.URL, BibID, VID);
// Call out to the endpoint and deserialize the object
EAD_Transfer_Object returnValue = Deserialize <EAD_Transfer_Object>(url, endpoint.Protocol, Tracer);
// Add to the local cache
if ((Config.UseCache) && (UseCache) && (returnValue != null))
{
Tracer.Add_Trace("SobekEngineClient_ItemEndpoints.Get_Item_EAD", "Store EAD information in the local cache");
CachedDataManager.Items.Store_EAD_Info(BibID, VID, returnValue, Tracer);
}
// Return the object
return(returnValue);
}
/// <summary> Store the EAD information related to a digital resource on the cache </summary>
/// <param name="BibID"> Bibliographic Identifier for the digital resource to store </param>
/// <param name="VID"> Volume Identifier for the digital resource to store </param>
/// <param name="StoreObject"> EAD information for a digital Resource object to store for later retrieval </param>
/// <param name="Tracer"> Trace object keeps a list of each method executed and important milestones in rendering</param>
public void Store_EAD_Info(string BibID, string VID, EAD_Transfer_Object StoreObject, Custom_Tracer Tracer)
{
// If the cache is disabled, just return before even tracing
if (settings.Disabled)
{
return;
}
// Determine the key
string key = "ITEM_" + BibID + "_" + VID + "_EadInfo";
const int LENGTH_OF_TIME = 3;
if (Tracer != null)
{
Tracer.Add_Trace("CachedDataManager_ItemServices.Store_EAD_Info", "Adding object '" + key + "' to the local cache with expiration of " + LENGTH_OF_TIME + " minute");
}
HttpContext.Current.Cache.Insert(key, StoreObject, null, Cache.NoAbsoluteExpiration, TimeSpan.FromMinutes(LENGTH_OF_TIME));
}
/// <summary> Adds the main view section to the page turner </summary>
/// <param name="MainPlaceHolder"> Main place holder ( "mainPlaceHolder" ) in the itemNavForm form into which the the bulk of the item viewer's output is displayed</param>
/// <param name="Tracer"> Trace object keeps a list of each method executed and important milestones in rendering </param>
public override void Add_Main_Viewer_Section(PlaceHolder MainPlaceHolder, Custom_Tracer Tracer)
{
if (Tracer != null)
{
Tracer.Add_Trace("EAD_Container_List_ItemViewer.Add_Main_Viewer_Section", "");
}
// Try to get the ead information
EAD_Transfer_Object eadInfo = SobekEngineClient.Items.Get_Item_EAD(BriefItem.BibID, BriefItem.VID, true, Tracer);
// Build any search terms
List <string> terms = new List <string>();
if (!String.IsNullOrWhiteSpace(CurrentMode.Text_Search))
{
// Get any search terms
if (CurrentMode.Text_Search.Trim().Length > 0)
{
string[] splitter = CurrentMode.Text_Search.Replace("\"", "").Split(" ".ToCharArray());
terms.AddRange(from thisSplit in splitter where thisSplit.Trim().Length > 0 select thisSplit.Trim());
}
}
// Build the value
StringBuilder builder = new StringBuilder(15000);
builder.AppendLine(" <td><div id=\"sbkEad_ViewerTitle\">Container List</div></td>");
builder.AppendLine(" </tr>");
builder.AppendLine(" <tr>");
builder.AppendLine(" <td id=\"sbkEad_MainArea\">");
// Step through the top level first
foreach (EAD_Transfer_Container_Info container in eadInfo.Container_Hierarchy.Containers)
{
// Add this container title and date information first
builder.Append("<h2>" + container.Unit_Title);
if (container.Unit_Date.Length > 0)
{
builder.Append(", " + container.Unit_Date);
}
builder.AppendLine("</h2>");
// Add physical extent, if it exists
if (container.Extent.Length > 0)
{
builder.AppendLine("<strong>" + container.Extent + "</strong><br />");
}
// Add the scope content next
if (container.Scope_And_Content.Length > 0)
{
builder.AppendLine(container.Scope_And_Content);
}
// Add any bioghist next
if (container.Biographical_History.Length > 0)
{
builder.AppendLine(container.Biographical_History);
}
// Are there children to this top container
if (container.Children.Count > 0)
{
// Dump the current builder into a literal
Literal newLiteral = new Literal
{
Text = Text_Search_Term_Highlighter.Hightlight_Term_In_HTML(builder.ToString(), terms)
};
MainPlaceHolder.Controls.Add(newLiteral);
// Clear the contents of the builder
builder.Remove(0, builder.Length);
// Now, add this as a tree
TreeView treeView1 = new TreeView
{
Width = new Unit(700), NodeWrap = true, EnableClientScript = true, PopulateNodesFromClient = false
};
// Set some tree view properties
treeView1.TreeNodePopulate += treeView1_TreeNodePopulate;
// Add each child tree node
foreach (EAD_Transfer_Container_Info child in container.Children)
{
// Add this node
TreeNode childNode = new TreeNode(child.Unit_Title)
{
SelectAction = TreeNodeSelectAction.None
};
if (child.DAO_Link.Length > 0)
{
if (child.DAO_Title.Length > 0)
{
childNode.Text = child.Unit_Title + " <a href=\"" + child.DAO_Link + "\">" + child.DAO_Title + "</a>";
}
else
{
childNode.Text = "<a href=\"" + child.DAO_Link + "\">" + child.Unit_Title + "</a>";
}
}
treeView1.Nodes.Add(childNode);
// Add the description, if there is one
if (child.Scope_And_Content.Length > 0)
{
TreeNode scopeContentNode = new TreeNode(child.Scope_And_Content)
{
SelectAction = TreeNodeSelectAction.None
};
childNode.ChildNodes.Add(scopeContentNode);
}
// Add the grand children
if (child.Children_Count > 0)
{
foreach (EAD_Transfer_Container_Info grandChild in child.Children)
{
// Add this node
TreeNode grandChildNode = new TreeNode(grandChild.Unit_Title)
{
SelectAction = TreeNodeSelectAction.None
};
if (grandChild.DAO_Link.Length > 0)
{
if (grandChild.DAO_Title.Length > 0)
{
grandChildNode.Text = grandChild.Unit_Title + " <a href=\"" + grandChild.DAO_Link + "\">" + grandChild.DAO_Title + "</a>";
}
else
{
grandChildNode.Text = "<a href=\"" + grandChild.DAO_Link + "\">" + grandChild.Unit_Title + "</a>";
}
}
childNode.ChildNodes.Add(grandChildNode);
}
}
}
// Configure the tree view collapsed nodes
treeView1.CollapseAll();
// Add this tree view to the place holder
MainPlaceHolder.Controls.Add(treeView1);
}
// Put some spaces for now
builder.AppendLine("<br /><br />");
}
builder.AppendLine(" </div>");
builder.AppendLine(" </td>");
// Add the HTML for the image
Literal mainLiteral = new Literal {
Text = builder.ToString()
};
MainPlaceHolder.Controls.Add(mainLiteral);
}
