Map myItems = new HashMap(); // # for the browser
Map myCollections = new HashMap(); // collections for list
Map myCounts = new HashMap(); // counts for each collection
// get all items from that collection, add them to a hash
ItemIterator i = myCollection.getItems();
try
{
// iterate through the items in this collection, and count how many
// are native, and how many are imports, and which collections they
// came from
while (i.hasNext())
{
Item myItem = i.next();
// get key for hash
Integer myKey = new Integer(myItem.getID());
if (myItem.isOwningCollection(myCollection))
{
count_native++;
}
else
{
count_import++;
}
// is the collection in the hash?
Collection owningCollection = myItem.getOwningCollection();
Integer cKey = new Integer(owningCollection.getID());
if (myCollections.containsKey(cKey))
{
Integer x = (Integer) myCounts.get(cKey);
int myCount = x.intValue() + 1;
// increment count for that collection
myCounts.put(cKey, new Integer(myCount));
}
else
{
// store and initialize count
myCollections.put(cKey, owningCollection);
myCounts.put(cKey, new Integer(1));
}
// store the item
myItems.put(myKey, myItem);
}
}
finally
{
if (i != null)
i.close();
}
// remove this collection's entry because we already have a native
// count
myCollections.remove(new Integer(myCollection.getID()));
// sort items - later
// show page
request.setAttribute("collection", myCollection);
request.setAttribute("count_native", new Integer(count_native));
request.setAttribute("count_import", new Integer(count_import));
request.setAttribute("items", myItems);
request.setAttribute("collections", myCollections);
request.setAttribute("collection_counts", myCounts);
request
.setAttribute("all_collections", Collection
.findAll(context));
// show this page when we're done
jspPage = "itemmap-main.jsp";
// show the page
JSPManager.showJSP(request, response, jspPage);
}
else if (action.equals("Remove"))
{
// get item IDs to remove
String[] itemIDs = request.getParameterValues("item_ids");
String message = "remove";
LinkedList removedItems = new LinkedList();
if (itemIDs == null)
{
message = "none-removed";
}
else
{
for (int j = 0; j < itemIDs.length; j++)
{
int i = Integer.parseInt(itemIDs[j]);
removedItems.add(itemIDs[j]);
Item myItem = Item.find(context, i);
// make sure item doesn't belong to this collection
if (!myItem.isOwningCollection(myCollection))
{
myCollection.removeItem(myItem);
try
{
IndexBrowse ib = new IndexBrowse(context);
ib.itemChanged(myItem);
}
catch (BrowseException e)
{
log.error("caught exception: ", e);
throw new ServletException(e);
}
}
}
}
request.setAttribute("message", message);
request.setAttribute("collection", myCollection);
request.setAttribute("processedItems", removedItems);
// show this page when we're done
jspPage = "itemmap-info.jsp";
// show the page
JSPManager.showJSP(request, response, jspPage);
}
else if (action.equals("Add"))
{
// get item IDs to add
String[] itemIDs = request.getParameterValues("item_ids");
String message = "added";
LinkedList addedItems = new LinkedList();
if (itemIDs == null)
{
message = "none-selected";
}
else
{
for (int j = 0; j < itemIDs.length; j++)
{
int i = Integer.parseInt(itemIDs[j]);
Item myItem = Item.find(context, i);
if (AuthorizeManager.authorizeActionBoolean(context,
myItem, Constants.READ))
{
// make sure item doesn't belong to this collection
if (!myItem.isOwningCollection(myCollection))
{
myCollection.addItem(myItem);
try
{
IndexBrowse ib = new IndexBrowse(context);
ib.itemChanged(myItem);
}
catch (BrowseException e)
{
log.error("caught exception: ", e);
throw new ServletException(e);
}
addedItems.add(itemIDs[j]);
}
}
}
}
request.setAttribute("message", message);
request.setAttribute("collection", myCollection);
request.setAttribute("processedItems", addedItems);
// show this page when we're done
jspPage = "itemmap-info.jsp";
// show the page
JSPManager.showJSP(request, response, jspPage);
}
else if (action.equals("Search Authors"))
{
String name = (String) request.getParameter("namepart");
String bidx = ConfigurationManager.getProperty("itemmap.author.index");
if (bidx == null)
{
throw new ServletException("There is no configuration for itemmap.author.index");
}
Map items = new HashMap();
try
{
BrowserScope bs = new BrowserScope(context);
BrowseIndex bi = BrowseIndex.getBrowseIndex(bidx);
// set up the browse scope
bs.setBrowseIndex(bi);
bs.setOrder(SortOption.ASCENDING);
bs.setFilterValue(name);
bs.setFilterValuePartial(true);
bs.setJumpToValue(null);
bs.setResultsPerPage(10000); // an arbitrary number (large) for the time being
bs.setBrowseLevel(1);
BrowseEngine be = new BrowseEngine(context);
BrowseInfo results = be.browse(bs);
Item[] browseItems = results.getItemResults(context);
// FIXME: oh god this is so annoying - what an API /Richard
// we need to deduplicate against existing items in this collection
ItemIterator itr = myCollection.getItems();
try
{
ArrayList idslist = new ArrayList();
while (itr.hasNext())
{
idslist.add(new Integer(itr.nextID()));
}
for (int i = 0; i < browseItems.length; i++)
{
// only if it isn't already in this collection
if (!idslist.contains(new Integer(browseItems[i].getID())))
{
// only put on list if you can read item
if (AuthorizeManager.authorizeActionBoolean(context, browseItems[i], Constants.READ))
{
items.put(new Integer(browseItems[i].getID()), browseItems[i]);
}
}
}
}
finally
{
if (itr != null)
itr.close();
}
}
catch (BrowseException e)
{
log.error("caught exception: ", e);
throw new ServletException(e);
}
request.setAttribute("collection", myCollection);
request.setAttribute("browsetext", name);
request.setAttribute("items", items);
request.setAttribute("browsetype", new String("Add"));
jspPage = "itemmap-browse.jsp";
JSPManager.showJSP(request, response, jspPage);
}
else if (action.equals("browse"))
{
// target collection to browse
int t = UIUtil.getIntParameter(request, "t");
Collection targetCollection = Collection.find(context, t);
// now find all imported items from that collection
// seemingly inefficient, but database should have this query cached
Map items = new HashMap();
ItemIterator i = myCollection.getItems();
try
{
while (i.hasNext())
{
Item myItem = i.next();
if (myItem.isOwningCollection(targetCollection))
{
Integer myKey = new Integer(myItem.getID());
items.put(myKey, myItem);
}
}
}
finally
{
if (i != null)
i.close();
}
request.setAttribute("collection", myCollection);
request.setAttribute("browsetext", targetCollection
.getMetadata("name"));