Item[] resultsItems;
Collection[] resultsCollections;
Community[] resultsCommunities;
QueryResults qResults = null;
QueryArgs qArgs = new QueryArgs();
SortOption sortOption = null;
if (request.getParameter("etal") != null)
{
qArgs.setEtAl(UIUtil.getIntParameter(request, "etal"));
}
try
{
if (sortBy > 0)
{
sortOption = SortOption.getSortOption(sortBy);
qArgs.setSortOption(sortOption);
}
if (SortOption.ASCENDING.equalsIgnoreCase(order))
{
qArgs.setSortOrder(SortOption.ASCENDING);
}
else
{
qArgs.setSortOrder(SortOption.DESCENDING);
}
}
catch (Exception e)
{
}
// Override the page setting if exporting metadata
if ("submit_export_metadata".equals(UIUtil.getSubmitButton(request, "submit")))
{
qArgs.setPageSize(Integer.MAX_VALUE);
}
else if (rpp > 0)
{
qArgs.setPageSize(rpp);
}
// if the "advanced" flag is set, build the query string from the
// multiple query fields
if (advanced != null)
{
query = qArgs.buildQuery(request);
advancedQuery = qArgs.buildHTTPQuery(request);
}
// Ensure the query is non-null
if (query == null)
{
query = "";
}
// Get the location parameter, if any
String location = request.getParameter("location");
// If there is a location parameter, we should redirect to
// do the search with the correct location.
if ((location != null) && !location.equals(""))
{
String url = "";
if (!location.equals("/"))
{
// Location is a Handle
url = "/handle/" + location;
}
// Encode the query
query = URLEncoder.encode(query, Constants.DEFAULT_ENCODING);
if (advancedQuery.length() > 0)
{
query = query + "&from_advanced=true&" + advancedQuery;
}
// Do the redirect
response.sendRedirect(response.encodeRedirectURL(request
.getContextPath()
+ url + "/simple-search?query=" + query));
return;
}
// Build log information
String logInfo = "";
// Get our location
Community community = UIUtil.getCommunityLocation(request);
Collection collection = UIUtil.getCollectionLocation(request);
// get the start of the query results page
// List resultObjects = null;
qArgs.setQuery(query);
qArgs.setStart(start);
// Perform the search
if (collection != null)
{
logInfo = "collection_id=" + collection.getID() + ",";
// Values for drop-down box
request.setAttribute("community", community);
request.setAttribute("collection", collection);
qResults = DSQuery.doQuery(context, qArgs, collection);
}
else if (community != null)
{
logInfo = "community_id=" + community.getID() + ",";
request.setAttribute("community", community);
// Get the collections within the community for the dropdown box
request
.setAttribute("collection.array", community
.getCollections());
qResults = DSQuery.doQuery(context, qArgs, community);
}
else
{
// Get all communities for dropdown box
Community[] communities = Community.findAll(context);
request.setAttribute("community.array", communities);
qResults = DSQuery.doQuery(context, qArgs);
}
// now instantiate the results and put them in their buckets
for (int i = 0; i < qResults.getHitTypes().size(); i++)
{
Integer myType = qResults.getHitTypes().get(i);
// add the handle to the appropriate lists
switch (myType.intValue())
{
case Constants.ITEM:
itemCount++;
break;
case Constants.COLLECTION:
collCount++;
break;
case Constants.COMMUNITY:
commCount++;
break;
}
}
// Make objects from the handles - make arrays, fill them out
resultsCommunities = new Community[commCount];
resultsCollections = new Collection[collCount];
resultsItems = new Item[itemCount];
collCount = 0;
commCount = 0;
itemCount = 0;
for (int i = 0; i < qResults.getHitTypes().size(); i++)
{
Integer myId = qResults.getHitIds().get(i);
String myHandle = qResults.getHitHandles().get(i);
Integer myType = qResults.getHitTypes().get(i);
// add the handle to the appropriate lists
switch (myType.intValue())
{
case Constants.ITEM:
if (myId != null)
{
resultsItems[itemCount] = Item.find(context, myId);
}
else
{
resultsItems[itemCount] = (Item)HandleManager.resolveToObject(context, myHandle);
}
if (resultsItems[itemCount] == null)
{
throw new SQLException("Query \"" + query
+ "\" returned unresolvable item");
}
itemCount++;
break;
case Constants.COLLECTION:
if (myId != null)
{
resultsCollections[collCount] = Collection.find(context, myId);
}
else
{
resultsCollections[collCount] = (Collection)HandleManager.resolveToObject(context, myHandle);
}
if (resultsCollections[collCount] == null)
{
throw new SQLException("Query \"" + query
+ "\" returned unresolvable collection");
}
collCount++;
break;
case Constants.COMMUNITY:
if (myId != null)
{
resultsCommunities[commCount] = Community.find(context, myId);
}
else
{
resultsCommunities[commCount] = (Community)HandleManager.resolveToObject(context, myHandle);
}
if (resultsCommunities[commCount] == null)
{
throw new SQLException("Query \"" + query
+ "\" returned unresolvable community");
}
commCount++;
break;
}
}
// Log
log.info(LogManager.getHeader(context, "search", logInfo + "query=\""
+ query + "\",results=(" + resultsCommunities.length + ","
+ resultsCollections.length + "," + resultsItems.length + ")"));
// Pass in some page qualities
// total number of pages
int pageTotal = 1 + ((qResults.getHitCount() - 1) / qResults
.getPageSize());
// current page being displayed
int pageCurrent = 1 + (qResults.getStart() / qResults.getPageSize());
// pageLast = min(pageCurrent+9,pageTotal)
int pageLast = ((pageCurrent + 9) > pageTotal) ? pageTotal
: (pageCurrent + 9);
// pageFirst = max(1,pageCurrent-9)
int pageFirst = ((pageCurrent - 9) > 1) ? (pageCurrent - 9) : 1;
//Fire an event to log our search
DSpaceObject scope = null;
if(collection != null){
scope = collection;
}else
if(community != null){
scope = community;
}
logSearch(context, request, query, pageCurrent, scope);
// Pass the results to the display JSP
request.setAttribute("items", resultsItems);
request.setAttribute("communities", resultsCommunities);
request.setAttribute("collections", resultsCollections);
request.setAttribute("pagetotal", Integer.valueOf(pageTotal));
request.setAttribute("pagecurrent", Integer.valueOf(pageCurrent));
request.setAttribute("pagelast", Integer.valueOf(pageLast));
request.setAttribute("pagefirst", Integer.valueOf(pageFirst));
request.setAttribute("queryresults", qResults);
// And the original query string
request.setAttribute("query", query);
request.setAttribute("order", qArgs.getSortOrder());
request.setAttribute("sortedBy", sortOption);
if (AuthorizeManager.isAdmin(context))
{
// Set a variable to create admin buttons
request.setAttribute("admin_button", Boolean.TRUE);
}
if ((fromAdvanced != null) && (qResults.getHitCount() == 0))
{
// send back to advanced form if no results
Community[] communities = Community.findAll(context);
request.setAttribute("communities", communities);
request.setAttribute("no_results", "yes");