/**
* Return a url to the DSpace object, either use the official handle for the item or build a url
* based upon the current server.
*
* <p>If the dspaceobject is null then a local url to the repository is generated.
*
* @param request current servlet request
* @param dso The object to reference, null if to the repository.
* @return URL
*/
protected String resolveURL(HttpServletRequest request, DSpaceObject dso) {
// If no object given then just link to the whole repository,
// since no offical handle exists so we have to use local resolution.
if (dso == null) {
if (baseURL == null) {
if (request == null) {
baseURL = ConfigurationManager.getProperty("dspace.url");
} else {
baseURL = (request.isSecure()) ? "https://" : "http://";
baseURL += ConfigurationManager.getProperty("dspace.hostname");
baseURL += ":" + request.getServerPort();
baseURL += request.getContextPath();
}
}
return baseURL;
}
// return a link to handle in repository
else if (ConfigurationManager.getBooleanProperty("webui.feed.localresolve")) {
return resolveURL(request, null) + "/handle/" + dso.getHandle();
}
// link to the Handle server or other persistent URL source
else {
return HandleServiceFactory.getInstance()
.getHandleService()
.getCanonicalForm(dso.getHandle());
}
}
/**
* Generate the unique caching key. This key must be unique inside the space of this component.
*/
public Serializable getKey() {
try {
String key = "";
// Page Parameter
key += "-" + getParameterPage();
key += "-" + getParameterRpp();
key += "-" + getParameterSortBy();
key += "-" + getParameterOrder();
key += "-" + getParameterEtAl();
// What scope the search is at
DSpaceObject scope = getScope();
if (scope != null) {
key += "-" + scope.getHandle();
}
// The actual search query.
key += "-" + getQuery();
return HashUtil.hash(key);
} catch (RuntimeException re) {
throw re;
} catch (Exception e) {
// Ignore all errors and just don't cache.
return "0";
}
}
/**
* Return a List of the policies for an object
*
* @param c current context
* @param o object to retrieve policies for
* @return List of <code>ResourcePolicy</code> objects
*/
public static List<ResourcePolicy> getPolicies(Context c, DSpaceObject o) throws SQLException {
TableRowIterator tri =
DatabaseManager.queryTable(
c,
"resourcepolicy",
"SELECT * FROM resourcepolicy WHERE resource_type_id= ? AND resource_id= ? ",
o.getType(),
o.getID());
List<ResourcePolicy> policies = new ArrayList<ResourcePolicy>();
try {
while (tri.hasNext()) {
TableRow row = tri.next();
// first check the cache (FIXME: is this right?)
ResourcePolicy cachepolicy =
(ResourcePolicy) c.fromCache(ResourcePolicy.class, row.getIntColumn("policy_id"));
if (cachepolicy != null) {
policies.add(cachepolicy);
} else {
policies.add(new ResourcePolicy(c, row));
}
}
} finally {
if (tri != null) {
tri.close();
}
}
return policies;
}
protected DSpaceObject resolveHandle(String handle) {
DSpaceObject dso = null;
try {
dso = handleService.resolveToObject(this.context, handle);
} catch (SQLException ex) {
log.error(ex);
System.err.println(
"A problem with the database connection " + "occurred. Canceled pending actions.");
System.err.println(ex.getMessage());
ex.printStackTrace(System.err);
System.exit(1);
} catch (IllegalStateException ex) {
log.error(ex);
System.err.println("Cannot recognize identifier '" + handle + "', skipping.");
return null;
}
if (dso == null) {
System.err.println("Cannot resolve identifier '" + handle + "', skipping.");
log.debug("Couldn't resolve identifier '" + handle + "', dso was null.");
return null;
}
if (dso.getType() != Constants.SITE
&& dso.getType() != Constants.COMMUNITY
&& dso.getType() != Constants.COLLECTION
&& dso.getType() != Constants.ITEM) {
System.err.println(
contentServiceFactory.getDSpaceObjectService(dso).getTypeText(dso)
+ " are currently not "
+ "supported as independent entities. Bundles and Bitstreams "
+ "should be processed as part of their item.");
return null;
}
return dso;
}
/**
* See if is necessary and possible to get the backup file from cloud.
*
* @param context DSpace context
* @param ref ID of the object
* @param type type of the object DSpace
* @return true if it is necessary or possible to get the backup from cloud or false if not
*/
private Boolean couldGetFileFromCloud(Context context, int ref, int type) {
// get the corresponding Dspace Object
DSpaceObject obj = this.getDSpaceObject(context, type, ref);
// if Object DSpace doesn't exist, return false
if (obj == null) return false;
// see if backup file exists in cloud, if not return false
if (this.filesInCloud.containsKey(obj.getHandle())) {
BackupProcess backupPro = new BackupProcess();
String ETagSaved = backupPro.getETag(context, obj.getHandle());
// see if ETag of file in cloud, has equal to the last send, if not return false
if (ETagSaved.compareTo(this.filesInCloud.get(obj.getHandle())) == 0) {
// see if exists backup file locally
Backup backup = new Backup();
String filename = backup.getFileNameObj(obj);
Boolean existLocalFile = backup.existFile(filename);
// if not exist file locally return true
if (existLocalFile == true) {
// get MD5 of local file
String md5LocalFile = backup.getMD5File(filename);
// get MD5 of the last file sent to cloud
String md5FileSentCloud = backupPro.getSentMD5(context, obj.getHandle());
// if files equal, there is no necessity to get file from cloud, then return false
if (md5LocalFile.compareTo(md5FileSentCloud) == 0) return false;
else return true;
} else return true;
} else return false;
} else return false;
}
/**
* removes ALL policies for an object. FIXME doesn't check authorization
*
* @param c DSpace context
* @param o object to remove policies for
* @throws SQLException if there's a database problem
*/
public static void removeAllPolicies(Context c, DSpaceObject o) throws SQLException {
// FIXME: authorization check?
DatabaseManager.updateQuery(
c,
"DELETE FROM resourcepolicy WHERE " + "resource_type_id= ? AND resource_id= ? ",
o.getType(),
o.getID());
}
/**
* Match the URIs this subclass understands and return the corresponding resource. Since the
* "dso_" format can lead to several different resource types, handle it here.
*
* @param context the context
* @param request the request
* @param response the response
* @param pathElt the path elt
* @return the DAV resource
* @throws DAVStatusException the DAV status exception
* @throws SQLException the SQL exception
* @throws AuthorizeException the authorize exception
*/
protected static DAVResource matchResourceURI(
Context context, HttpServletRequest request, HttpServletResponse response, String pathElt[])
throws DAVStatusException, SQLException, AuthorizeException {
// Match /dso_<handle>{...} .. look for last "dso_" element
if (pathElt[0].startsWith("dso_")) {
int i = 1;
for (; i < pathElt.length && pathElt[i].startsWith("dso_"); ++i) {
// empty
}
--i;
String handle = decodeHandle(pathElt[i].substring(4));
// Replace substituted handle separator char with '/' to
// get back a normal handle: (inverse of getPathElt() above)
int sepIndex = handle.indexOf(handleSeparator);
if (sepIndex >= 0) {
char hc[] = handle.toCharArray();
hc[sepIndex] = '/';
handle = String.copyValueOf(hc);
}
DSpaceObject dso = HandleManager.resolveToObject(context, handle);
if (dso == null) {
throw new DAVStatusException(
HttpServletResponse.SC_NOT_FOUND, "Cannot resolve handle \"" + handle + "\"");
} else if (dso.getType() == Constants.ITEM) {
if (i + 1 < pathElt.length) {
if (pathElt[i + 1].startsWith("bitstream_")) {
Bitstream bs = DAVBitstream.findBitstream(context, (Item) dso, pathElt[i + 1]);
if (bs == null) {
throw new DAVStatusException(
HttpServletResponse.SC_NOT_FOUND,
"Bitstream \"" + pathElt[i + 1] + "\" not found in item: " + pathElt[i]);
}
return new DAVBitstream(context, request, response, pathElt, (Item) dso, bs);
} else {
throw new DAVStatusException(
HttpServletResponse.SC_NOT_FOUND,
"Illegal resource path, \""
+ pathElt[i + 1]
+ "\" is not a Bitstream identifier for item: "
+ pathElt[i]);
}
} else {
return new DAVItem(context, request, response, pathElt, (Item) dso);
}
} else if (dso.getType() == Constants.COLLECTION) {
return new DAVCollection(context, request, response, pathElt, (Collection) dso);
} else if (dso.getType() == Constants.COMMUNITY) {
return new DAVCommunity(context, request, response, pathElt, (Community) dso);
} else {
throw new DAVStatusException(
HttpServletResponse.SC_BAD_REQUEST,
"Unrecognized DSpace object type for handle=" + handle);
}
}
return null;
}
/**
* Removes all policies from a group for a particular object that belong to a Group. FIXME doesn't
* check authorization
*
* @param c current context
* @param o the object
* @param g the group
* @throws SQLException if there's a database problem
*/
public static void removeGroupPolicies(Context c, DSpaceObject o, Group g) throws SQLException {
DatabaseManager.updateQuery(
c,
"DELETE FROM resourcepolicy WHERE "
+ "resource_type_id= ? AND resource_id= ? AND epersongroup_id= ? ",
o.getType(),
o.getID(),
g.getID());
}
/**
* Generate the unique caching key. This key must be unique inside the space of this component.
*/
public Serializable getKey() {
try {
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
if (dso == null) return "0";
return HashUtil.hash(dso.getHandle());
} catch (SQLException sqle) {
// Ignore all errors and just return that the component is not
// cachable.
return "0";
}
}
/**
* Delete the data about the DSpaceObject from the triplestore. All data about descendent
* Subcommunities, Collections and Items will be deleted as well.
*/
public void delete(DSpaceObject dso, boolean reset) throws SQLException {
if (dso.getType() != Constants.SITE
&& dso.getType() != Constants.COMMUNITY
&& dso.getType() != Constants.COLLECTION
&& dso.getType() != Constants.ITEM) {
throw new IllegalArgumentException(
contentServiceFactory.getDSpaceObjectService(dso).getTypeText(dso)
+ " is currently not supported as independent entity.");
}
if (dso.getType() == Constants.SITE) {
// we don't need to iterate over all objects, use a shorctut:
this.deleteAll();
}
Callback callback =
new Callback() {
@Override
protected void callback(DSpaceObject dso) throws SQLException {
String identifier = RDFUtil.generateIdentifier(context, dso);
if (StringUtils.isEmpty(identifier)) {
System.err.println(
"Cannot determine RDF URI for "
+ contentServiceFactory.getDSpaceObjectService(dso).getTypeText(dso)
+ " "
+ dso.getID()
+ "(handle "
+ dso.getHandle()
+ ")"
+ ", skipping. Please "
+ "delete it specifing the RDF URI.");
log.error(
"Cannot detgermine RDF URI for "
+ contentServiceFactory.getDSpaceObjectService(dso).getTypeText(dso)
+ " "
+ dso.getID()
+ "(handle "
+ dso.getHandle()
+ ")"
+ ", skipping deletion.");
return;
}
report("Deleting Named Graph" + identifier);
if (!dryrun) {
storage.delete(identifier);
}
}
};
this.dspaceDFS(dso, callback, false, reset);
}
/**
* Returns all groups authorized to perform an action on an object. Returns empty array if no
* matches.
*
* @param c current context
* @param o object
* @param actionID ID of action frm <code>org.dspace.core.Constants</code>
* @return array of <code>Group</code>s that can perform the specified action on the specified
* object
* @throws java.sql.SQLException if there's a database problem
*/
public static Group[] getAuthorizedGroups(Context c, DSpaceObject o, int actionID)
throws java.sql.SQLException {
// do query matching groups, actions, and objects
TableRowIterator tri =
DatabaseManager.queryTable(
c,
"resourcepolicy",
"SELECT * FROM resourcepolicy WHERE resource_type_id= ? "
+ "AND resource_id= ? AND action_id= ? ",
o.getType(),
o.getID(),
actionID);
List<Group> groups = new ArrayList<Group>();
try {
while (tri.hasNext()) {
TableRow row = tri.next();
// first check the cache (FIXME: is this right?)
ResourcePolicy cachepolicy =
(ResourcePolicy) c.fromCache(ResourcePolicy.class, row.getIntColumn("policy_id"));
ResourcePolicy myPolicy = null;
if (cachepolicy != null) {
myPolicy = cachepolicy;
} else {
myPolicy = new ResourcePolicy(c, row);
}
// now do we have a group?
Group myGroup = myPolicy.getGroup();
if (myGroup != null) {
groups.add(myGroup);
}
}
} finally {
if (tri != null) {
tri.close();
}
}
Group[] groupArray = new Group[groups.size()];
groupArray = groups.toArray(groupArray);
return groupArray;
}
/**
* Remove all policies from an object that match a given action. FIXME doesn't check authorization
*
* @param context current context
* @param dso object to remove policies from
* @param actionID ID of action to match from <code>org.dspace.core.Constants</code>, or -1=all
* @throws SQLException if there's a database problem
*/
public static void removePoliciesActionFilter(Context context, DSpaceObject dso, int actionID)
throws SQLException {
if (actionID == -1) {
// remove all policies from object
removeAllPolicies(context, dso);
} else {
DatabaseManager.updateQuery(
context,
"DELETE FROM resourcepolicy WHERE resource_type_id= ? AND "
+ "resource_id= ? AND action_id= ? ",
dso.getType(),
dso.getID(),
actionID);
}
}
protected void logSearch() {
int countCommunities = 0;
int countCollections = 0;
int countItems = 0;
for (Integer type : queryResults.getHitTypes()) {
switch (type.intValue()) {
case Constants.ITEM:
countItems++;
break;
case Constants.COLLECTION:
countCollections++;
break;
case Constants.COMMUNITY:
countCommunities++;
break;
}
}
String logInfo = "";
try {
DSpaceObject dsoScope = getScope();
if (dsoScope instanceof Collection) {
logInfo = "collection_id=" + dsoScope.getID() + ",";
} else if (dsoScope instanceof Community) {
logInfo = "community_id=" + dsoScope.getID() + ",";
}
} catch (SQLException sqle) {
// Ignore, as we are only trying to get the scope to add detail to the log message
}
log.info(
LogManager.getHeader(
context,
"search",
logInfo
+ "query=\""
+ queryArgs.getQuery()
+ "\",results=("
+ countCommunities
+ ","
+ countCollections
+ ","
+ countItems
+ ")"));
}
/**
* Make URI path element for a DSpaceObject.
*
* @param dso the DSpaceObject, which needs to have a valid Handle.
* @return path element string or null if no handle.
*/
protected static String getPathElt(DSpaceObject dso) {
String handle = dso.getHandle();
if (handle == null) {
return null;
}
return getPathElt(handle);
}
/**
* Create URI as string for a given handle and optional bitstream. URI is relative to top of DAV
* hierarchy, but starts with '/'.
*
* @param dso a DSpace object (Item, Collection, etc)
* @param bsPid bitstream persistent identifier.
* @return "absolute" URI from top of DAV hierarchy
* @throws IOException Signals that an I/O exception has occurred.
* @throws SQLException the SQL exception
*/
private String makeURI(DSpaceObject dso, String bsPid) throws IOException, SQLException {
// make sure that bitstream actually exists:
if (bsPid != null) {
if (dso.getType() != Constants.ITEM) {
log.warn("Non-Item with Bitstream Sequence ID in DAV Lookup.");
return null;
}
try {
int pid = Integer.parseInt(bsPid);
if (DAVBitstream.getBitstreamBySequenceID((Item) dso, pid) == null) {
log.warn("Bitstream Sequence ID Not Found in DAV Lookup: \"" + bsPid + "\"");
return null;
}
} catch (NumberFormatException nfe) {
log.warn("Invalid Bitstream Sequence ID in DAV Lookup: \"" + bsPid + "\"");
return null;
}
}
String base = "/" + DAVDSpaceObject.getPathElt(dso);
if (bsPid != null) {
return base + "/bitstream_" + bsPid;
} else {
return base;
}
}
private void writeStats(
org.dspace.core.Context context,
Integer bitstream_id,
String user_ip,
String user_agent,
String xforwarderfor,
HttpHeaders headers,
HttpServletRequest request) {
try {
DSpaceObject bitstream = DSpaceObject.find(context, Constants.BITSTREAM, bitstream_id);
if (user_ip == null || user_ip.length() == 0) {
new DSpace()
.getEventService()
.fireEvent(new UsageEvent(UsageEvent.Action.VIEW, request, context, bitstream));
} else {
new DSpace()
.getEventService()
.fireEvent(
new UsageEvent(
UsageEvent.Action.VIEW,
user_ip,
user_agent,
xforwarderfor,
context,
bitstream));
}
log.debug("fired event");
} catch (SQLException ex) {
log.error("SQL exception can't write usageEvent \n" + ex);
}
}
private List disseminateListInternal(DSpaceObject dso, boolean addSchema)
throws CrosswalkException, IOException, SQLException, AuthorizeException {
if (dso.getType() != Constants.ITEM)
throw new CrosswalkObjectNotSupported(
"MODSDisseminationCrosswalk can only crosswalk an Item.");
Item item = (Item) dso;
initMap();
MetadataValue[] dc = item.getMetadata(Item.ANY, Item.ANY, Item.ANY, Item.ANY);
List result = new ArrayList(dc.length);
for (int i = 0; i < dc.length; i++) {
// Compose qualified DC name - schema.element[.qualifier]
// e.g. "dc.title", "dc.subject.lcc", "lom.Classification.Keyword"
String qdc =
dc[i].getMetadataField().getSchema()
+ "."
+ ((dc[i].getMetadataField().getQualifier() == null)
? dc[i].getMetadataField().getElement()
: (dc[i].getMetadataField().getElement()
+ "."
+ dc[i].getMetadataField().getQualifier()));
modsTriple trip = (modsTriple) modsMap.get(qdc);
if (trip == null)
log.warn("WARNING: " + getPluginInstanceName() + ": No MODS mapping for \"" + qdc + "\"");
else {
try {
Element me = (Element) trip.xml.clone();
if (addSchema) me.setAttribute("schemaLocation", schemaLocation, XSI_NS);
Iterator ni = trip.xpath.selectNodes(me).iterator();
if (!ni.hasNext())
log.warn(
"XPath \""
+ trip.xpath.getXPath()
+ "\" found no elements in \""
+ outputUgly.outputString(me)
+ "\", qdc="
+ qdc);
while (ni.hasNext()) {
Object what = ni.next();
if (what instanceof Element) ((Element) what).setText(dc[i].getValue());
else if (what instanceof Attribute) ((Attribute) what).setValue(dc[i].getValue());
else if (what instanceof Text) ((Text) what).setText(dc[i].getValue());
else log.warn("Got unknown object from XPath, class=" + what.getClass().getName());
}
result.add(me);
} catch (JDOMException je) {
log.error(
"Error following XPath in modsTriple: context="
+ outputUgly.outputString(trip.xml)
+ ", xpath="
+ trip.xpath.getXPath()
+ ", exception="
+ je.toString());
}
}
}
return result;
}
private static String formatMessage(DSpaceObject object) {
try {
String objText = Constants.typeText[object.getType()].toLowerCase();
String handle = object.getHandle();
/* Emulate Item logger */
if (handle != null && object instanceof Item) {
return "handle=" + object.getHandle();
} else {
return objText + "_id=" + object.getID();
}
} catch (Exception e) {
}
return "";
}
public static URL getLocalURL(DSpaceObject dso) {
URL url = null;
ObjectIdentifier oid = dso.getIdentifier();
if (oid == null) {
return null;
}
url = IdentifierFactory.getURL(oid);
return url;
}
public Serializable getKey() {
try {
BrowseParams params = getUserParams();
String key = params.getKey();
if (key != null) {
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
if (dso != null) key += "-" + dso.getHandle();
return HashUtil.hash(key);
}
} catch (Exception e) {
// Ignore all errors and just don't cache.
}
return "0";
}
private static String formatAction(Action action, DSpaceObject object) {
try {
String objText = Constants.typeText[object.getType()].toLowerCase();
return action.text() + "_" + objText;
} catch (Exception e) {
}
return "";
}
/**
* Process sets of objects to add, update, and delete in index. Correct for interactions between
* the sets -- e.g. objects which were deleted do not need to be added or updated, new objects
* don't also need an update, etc.
*/
public void end(Context ctx) throws Exception {
if (objectsToUpdate != null && handlesToDelete != null) {
// update the changed Items not deleted because they were on create list
for (DSpaceObject iu : objectsToUpdate) {
/* we let all types through here and
* allow the search DSIndexer to make
* decisions on indexing and/or removal
*/
String hdl = iu.getHandle();
if (hdl != null && !handlesToDelete.contains(hdl)) {
try {
DSIndexer.indexContent(ctx, iu, true);
log.debug(
"Indexed "
+ Constants.typeText[iu.getType()]
+ ", id="
+ String.valueOf(iu.getID())
+ ", handle="
+ hdl);
} catch (Exception e) {
log.error("Failed while indexing object: ", e);
}
}
}
for (String hdl : handlesToDelete) {
try {
DSIndexer.unIndexContent(ctx, hdl);
if (log.isDebugEnabled()) {
log.debug("UN-Indexed Item, handle=" + hdl);
}
} catch (Exception e) {
log.error("Failed while UN-indexing object: " + hdl, e);
}
}
}
// "free" the resources
objectsToUpdate = null;
handlesToDelete = null;
}
/**
* Add the basic navigational options:
*
* <p>Search - advanced search
*
* <p>browse - browse by Titles - browse by Authors - browse by Dates
*
* <p>language FIXME: add languages
*
* <p>context no context options are added.
*
* <p>action no action options are added.
*/
public void addOptions(Options options)
throws SAXException, WingException, UIException, SQLException, IOException,
AuthorizeException {
/* Create skeleton menu structure to ensure consistent order between aspects,
* even if they are never used
*/
List browse = options.addList("browse");
options.addList("account");
options.addList("context");
options.addList("administrative");
browse.setHead(T_head_browse);
List browseGlobal = browse.addList("global");
List browseContext = browse.addList("context");
browseGlobal.setHead(T_head_all_of_dspace);
browseGlobal.addItemXref(contextPath + "/community-list", T_communities_and_collections);
// Add the configured browse lists for 'top level' browsing
addBrowseOptions(browseGlobal, contextPath + "/browse");
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
if (dso != null) {
if (dso instanceof Item) {
// If we are an item change the browse scope to the parent
// collection.
dso = ((Item) dso).getOwningCollection();
}
if (dso instanceof Collection) {
browseContext.setHead(T_head_this_collection);
}
if (dso instanceof Community) {
browseContext.setHead(T_head_this_community);
}
// Add the configured browse lists for scoped browsing
String handle = dso.getHandle();
addBrowseOptions(browseContext, contextPath + "/handle/" + handle + "/browse");
}
}
/**
* Return the specific DSpaceObject. Could be a community, collection or item.
*
* @param context DSpace context
* @param type DSpace Object Type
* @param ref ID of the object
* @return the DSpaceObject if exists or null
*/
private DSpaceObject getDSpaceObject(Context context, int type, int ref) {
DSpaceObject obj = null;
try {
obj = DSpaceObject.find(context, type, ref);
} catch (SQLException ex) {
Logger.getLogger(ActualContentManagement.class.getName()).log(Level.SEVERE, null, ex);
}
return obj;
}
/**
* Generate the unique caching key. This key must be unique inside the space of this component.
*/
public Serializable getKey() {
try {
Request request = ObjectModelHelper.getRequest(objectModel);
String key =
request.getScheme()
+ request.getServerName()
+ request.getServerPort()
+ request.getSitemapURI()
+ request.getQueryString();
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
if (dso != null) {
key += "-" + dso.getHandle();
}
return HashUtil.hash(key);
} catch (SQLException sqle) {
// Ignore all errors and just return that the component is not cachable.
return "0";
}
}
/**
* Return the metadata URL of the supplied object, assuming it's a DSpace item, community or
* collection.
*/
public String getObjectURL(Object object) throws WingException {
if (object instanceof DSpaceObject) {
DSpaceObject dso = (DSpaceObject) object;
String handle = dso.getHandle();
// If the object has a handle then refrence it by it's handle.
if (handle != null) {
return "/metadata/handle/" + handle + "/mets.xml";
} else {
// No handle then refrence it by an internal ID.
if (dso instanceof Item || dso instanceof BrowseItem) {
return "/metadata/internal/item/" + dso.getID() + "/mets.xml";
} else if (object instanceof Collection) {
return "/metadata/internal/collection/" + dso.getID() + "/mets.xml";
} else if (object instanceof Community) {
return "/metadata/internal/community/" + dso.getID() + "/mets.xml";
}
}
}
return null;
}
@Override
public int perform(DSpaceObject dso) throws IOException {
status = Curator.CURATE_SKIP;
logDebugMessage("The target dso is " + dso.getName());
if (dso instanceof Item) {
status = Curator.CURATE_SUCCESS;
Item item = (Item) dso;
try {
openSession();
} catch (IOException ioE) {
// no point going further - set result and error out
closeSession();
setResult(CONNECT_FAIL_MESSAGE);
return Curator.CURATE_ERROR;
}
try {
Bundle bundle = item.getBundles("ORIGINAL")[0];
results = new ArrayList<String>();
for (Bitstream bitstream : bundle.getBitstreams()) {
InputStream inputstream = bitstream.retrieve();
logDebugMessage("Scanning " + bitstream.getName() + " . . . ");
int bstatus = scan(bitstream, inputstream, getItemHandle(item));
inputstream.close();
if (bstatus == Curator.CURATE_ERROR) {
// no point going further - set result and error out
setResult(SCAN_FAIL_MESSAGE);
status = bstatus;
break;
}
if (failfast && bstatus == Curator.CURATE_FAIL) {
status = bstatus;
break;
} else if (bstatus == Curator.CURATE_FAIL && status == Curator.CURATE_SUCCESS) {
status = bstatus;
}
}
} catch (AuthorizeException authE) {
throw new IOException(authE.getMessage(), authE);
} catch (SQLException sqlE) {
throw new IOException(sqlE.getMessage(), sqlE);
} finally {
closeSession();
}
if (status != Curator.CURATE_ERROR) {
formatResults(item);
}
}
return status;
}
public static String getCanonicalForm(DSpaceObject dso) {
String cf = "";
String ns = ConfigurationManager.getProperty("identifier.url-scheme");
if (!"".equals(ns) && ns != null) {
ExternalIdentifierType type = ExternalIdentifierMint.getType(ns);
List<ExternalIdentifier> eids = dso.getExternalIdentifiers();
for (ExternalIdentifier eid : eids) {
if (eid.getType().equals(type)) {
cf = eid.getCanonicalForm();
}
}
}
if ("".equals(cf)) {
ObjectIdentifier oid = dso.getIdentifier();
if (oid == null) {
return cf;
}
cf = oid.getCanonicalForm();
}
return cf;
}
/**
* Check to see if the current user is an Administrator of a given object within DSpace. Always
* return <code>true</code> if the user is a System Admin
*
* @param c current context
* @param o current DSpace Object, if <code>null</code> the call will be equivalent to a call to
* the <code>isAdmin(Context c)</code> method
* @return <code>true</code> if user has administrative privileges on the given DSpace object
*/
public static boolean isAdmin(Context c, DSpaceObject o) throws SQLException {
// return true if user is an Administrator
if (isAdmin(c)) {
return true;
}
if (o == null) {
return false;
}
// is eperson set? if not, userid = 0 (anonymous)
int userid = 0;
EPerson e = c.getCurrentUser();
if (e != null) {
userid = e.getID();
}
//
// First, check all Resource Policies directly on this object
//
List<ResourcePolicy> policies = getPoliciesActionFilter(c, o, Constants.ADMIN);
for (ResourcePolicy rp : policies) {
// check policies for date validity
if (rp.isDateValid()) {
if ((rp.getEPersonID() != -1) && (rp.getEPersonID() == userid)) {
return true; // match
}
if ((rp.getGroupID() != -1) && (Group.isMember(c, rp.getGroupID()))) {
// group was set, and eperson is a member
// of that group
return true;
}
}
}
// If user doesn't have specific Admin permissions on this object,
// check the *parent* objects of this object. This allows Admin
// permissions to be inherited automatically (e.g. Admin on Community
// is also an Admin of all Collections/Items in that Community)
DSpaceObject parent = o.getParentObject();
if (parent != null) {
return isAdmin(c, parent);
}
return false;
}
public static URL getURL(DSpaceObject dso) {
URL url = null;
String ns = ConfigurationManager.getProperty("identifier.url-scheme");
if (!"".equals(ns) && ns != null) {
ExternalIdentifierType type = ExternalIdentifierMint.getType(ns);
List<ExternalIdentifier> eids = dso.getExternalIdentifiers();
for (ExternalIdentifier eid : eids) {
if (eid.getType().equals(type)) {
url = IdentifierFactory.getURL(eid);
}
}
}
if (url == null) {
ObjectIdentifier oid = dso.getIdentifier();
if (oid == null) {
return null;
}
url = IdentifierFactory.getURL(oid);
}
return url;
}