// returns absolute URL to download content of bitstream (which might not belong to any Item)
protected String urlOfBitstream(HttpServletRequest request, Bitstream logo) {
String name = logo.getName();
return resolveURL(request, null)
+ (uiType.equalsIgnoreCase(UITYPE_XMLUI) ? "/bitstream/id/" : "/retrieve/")
+ logo.getID()
+ "/"
+ (name == null ? "" : name);
}
/**
* Returns canonical link to a bitstream in the item.
*
* @param item The DSpace Item that the bitstream is part of
* @param bitstream The bitstream to link to
* @returns a String link to the bitstream
*/
private String makeBitstreamLink(Item item, Bitstream bitstream) {
String name = bitstream.getName();
StringBuilder result = new StringBuilder(contextPath);
result.append("/bitstream/item/").append(String.valueOf(item.getID()));
// append name although it isn't strictly necessary
try {
if (name != null) {
result.append("/").append(Util.encodeBitstreamName(name, "UTF-8"));
}
} catch (UnsupportedEncodingException uee) {
// just ignore it, we don't have to have a pretty
// name on the end of the url because the sequence id will
// locate it. However it means that links in this file might
// not work....
}
result.append("?sequence=").append(String.valueOf(bitstream.getSequenceID()));
return result.toString();
}
/**
* Store a copy of the license a user granted in the item.
*
* @param context the dspace context
* @param item the item object of the license
* @param licenseText the license the user granted
* @throws SQLException
* @throws IOException
* @throws AuthorizeException
*/
public static void grantLicense(Context context, Item item, String licenseText)
throws SQLException, IOException, AuthorizeException {
// Put together text to store
// String licenseText = "License granted by " + eperson.getFullName()
// + " (" + eperson.getEmail() + ") on "
// + DCDate.getCurrent().toString() + " (GMT):\n\n" + license;
// Store text as a bitstream
byte[] licenseBytes = licenseText.getBytes();
ByteArrayInputStream bais = new ByteArrayInputStream(licenseBytes);
Bitstream b = item.createSingleBitstream(bais, "LICENSE");
// Now set the format and name of the bitstream
b.setName("license.txt");
b.setSource("Written by org.dspace.content.LicenseUtils");
// Find the License format
BitstreamFormat bf = BitstreamFormat.findByShortDescription(context, "License");
b.setFormat(bf);
b.update();
}
/**
* Attempt to identify the format of a particular bitstream. If the format is unknown, null is
* returned.
*
* @param bitstream the bitstream to identify the format of
* @return a format from the bitstream format registry, or null
*/
public static BitstreamFormat guessFormat(Context context, Bitstream bitstream)
throws SQLException {
// FIXME: Just setting format to first guess
// For now just get the file name
String filename = bitstream.getName().toLowerCase();
// Gracefully handle the null case
if (filename == null) {
return null;
}
// This isn't rocket science. We just get the name of the
// bitstream, get the extension, and see if we know the type.
String extension = filename;
int lastDot = filename.lastIndexOf('.');
if (lastDot != -1) {
extension = filename.substring(lastDot + 1);
}
// If the last character was a dot, then extension will now be
// an empty string. If this is the case, we don't know what
// file type it is.
if (extension.equals("")) {
return null;
}
// See if the extension is in the fileextension table
TableRowIterator tri =
DatabaseManager.query(
context,
"SELECT bitstreamformatregistry.* FROM bitstreamformatregistry, "
+ "fileextension WHERE fileextension.extension LIKE ? "
+ "AND bitstreamformatregistry.bitstream_format_id="
+ "fileextension.bitstream_format_id",
extension);
BitstreamFormat retFormat = null;
try {
if (tri.hasNext()) {
// Return first match
retFormat = new BitstreamFormat(context, tri.next());
} else {
retFormat = null;
}
} finally {
// close the TableRowIterator to free up resources
if (tri != null) tri.close();
}
return retFormat;
}
@Override
public Bitstream setLogo(Context context, Community community, InputStream is)
throws AuthorizeException, IOException, SQLException {
// Check authorisation
// authorized to remove the logo when DELETE rights
// authorized when canEdit
if (!((is == null)
&& authorizeService.authorizeActionBoolean(context, community, Constants.DELETE))) {
canEdit(context, community);
}
// First, delete any existing logo
Bitstream oldLogo = community.getLogo();
if (oldLogo != null) {
log.info(LogManager.getHeader(context, "remove_logo", "community_id=" + community.getID()));
community.setLogo(null);
bitstreamService.delete(context, oldLogo);
}
if (is != null) {
Bitstream newLogo = bitstreamService.create(context, is);
community.setLogo(newLogo);
// now create policy for logo bitstream
// to match our READ policy
List<ResourcePolicy> policies =
authorizeService.getPoliciesActionFilter(context, community, Constants.READ);
authorizeService.addPolicies(context, policies, newLogo);
log.info(
LogManager.getHeader(
context,
"set_logo",
"community_id=" + community.getID() + "logo_bitstream_id=" + newLogo.getID()));
}
return community.getLogo();
}
/**
* Each submission step must define its own information to be reviewed during the final
* Review/Verify Step in the submission process.
*
* <p>The information to review should be tacked onto the passed in List object.
*
* <p>NOTE: To remain consistent across all Steps, you should first add a sub-List object (with
* this step's name as the heading), by using a call to reviewList.addList(). This sublist is the
* list you return from this method!
*
* @param reviewList The List to which all reviewable information should be added
* @return The new sub-List object created by this step, which contains all the reviewable
* information. If this step has nothing to review, then return null!
*/
public List addReviewSection(List reviewList)
throws SAXException, WingException, UIException, SQLException, IOException,
AuthorizeException {
// Create a new list section for this step (and set its heading)
List uploadSection = reviewList.addList("submit-review-" + this.stepAndPage, List.TYPE_FORM);
uploadSection.setHead(T_head);
// Review all uploaded files
Item item = submission.getItem();
Bundle[] bundles = item.getBundles("ORIGINAL");
Bitstream[] bitstreams = new Bitstream[0];
if (bundles.length > 0) {
bitstreams = bundles[0].getBitstreams();
}
for (Bitstream bitstream : bitstreams) {
BitstreamFormat bitstreamFormat = bitstream.getFormat();
String name = bitstream.getName();
String url = makeBitstreamLink(item, bitstream);
String format = bitstreamFormat.getShortDescription();
Message support = ReviewStep.T_unknown;
if (bitstreamFormat.getSupportLevel() == BitstreamFormat.KNOWN) {
support = T_known;
} else if (bitstreamFormat.getSupportLevel() == BitstreamFormat.SUPPORTED) {
support = T_supported;
}
org.dspace.app.xmlui.wing.element.Item file = uploadSection.addItem();
file.addXref(url, name);
file.addContent(" - " + format + " ");
file.addContent(support);
}
// return this new "upload" section
return uploadSection;
}
/**
* Generic find for when the precise type of a DSO is not known, just the a pair of type number
* and database ID.
*
* @param context - the context
* @param type - type number
* @param id - id within table of type'd objects
* @return the object found, or null if it does not exist.
* @throws SQLException only upon failure accessing the database.
*/
public static DSpaceObject find(Context context, int type, int id) throws SQLException {
switch (type) {
case Constants.BITSTREAM:
return Bitstream.find(context, id);
case Constants.BUNDLE:
return Bundle.find(context, id);
case Constants.ITEM:
return Item.find(context, id);
case Constants.COLLECTION:
return Collection.find(context, id);
case Constants.COMMUNITY:
return Community.find(context, id);
case Constants.GROUP:
return Group.find(context, id);
case Constants.EPERSON:
return EPerson.find(context, id);
case Constants.SITE:
return Site.find(context, id);
}
return null;
}
/**
* Check to see if the given user can perform the given action on the given object. Always returns
* true if the ignore authorization flat is set in the current context.
*
* @param c current context. User is irrelevant; "ignore authorization" flag is relevant
* @param o object action is being attempted on
* @param action ID of action being attempted, from <code>org.dspace.core.Constants</code>
* @param e user attempting action
* @param useInheritance flag to say if ADMIN action on the current object or parent object can be
* used
* @return <code>true</code> if user is authorized to perform the given action, <code>false</code>
* otherwise
* @throws SQLException if database error
*/
protected boolean authorize(
Context c, DSpaceObject o, int action, EPerson e, boolean useInheritance)
throws SQLException {
// return FALSE if there is no DSpaceObject
if (o == null) {
return false;
}
// is authorization disabled for this context?
if (c.ignoreAuthorization()) {
return true;
}
// is eperson set? if not, userToCheck = null (anonymous)
EPerson userToCheck = null;
if (e != null) {
userToCheck = e;
// perform isAdmin check to see
// if user is an Admin on this object
DSpaceObject adminObject =
useInheritance
? serviceFactory.getDSpaceObjectService(o).getAdminObject(c, o, action)
: null;
if (isAdmin(c, adminObject)) {
return true;
}
}
// In case the dso is an bundle or bitstream we must ignore custom
// policies if it does not belong to at least one installed item (see
// DS-2614).
// In case the dso is an item and a corresponding workspace or workflow
// item exist, we have to ignore custom policies (see DS-2614).
boolean ignoreCustomPolicies = false;
if (o instanceof Bitstream) {
Bitstream b = (Bitstream) o;
// Ensure that this is not a collection or community logo
DSpaceObject parent = bitstreamService.getParentObject(c, b);
if (!(parent instanceof Collection) && !(parent instanceof Community)) {
ignoreCustomPolicies = !isAnyItemInstalled(c, b.getBundles());
}
}
if (o instanceof Bundle) {
ignoreCustomPolicies = !isAnyItemInstalled(c, Arrays.asList(((Bundle) o)));
}
if (o instanceof Item) {
if (workspaceItemService.findByItem(c, (Item) o) != null
|| workflowItemService.findByItem(c, (Item) o) != null) {
ignoreCustomPolicies = true;
}
}
for (ResourcePolicy rp : getPoliciesActionFilter(c, o, action)) {
if (ignoreCustomPolicies && ResourcePolicy.TYPE_CUSTOM.equals(rp.getRpType())) {
continue;
}
// check policies for date validity
if (resourcePolicyService.isDateValid(rp)) {
if (rp.getEPerson() != null && rp.getEPerson().equals(userToCheck)) {
return true; // match
}
if ((rp.getGroup() != null) && (groupService.isMember(c, rp.getGroup()))) {
// group was set, and eperson is a member
// of that group
return true;
}
}
}
// default authorization is denial
return false;
}
public void addBody(Body body)
throws SAXException, WingException, UIException, SQLException, IOException,
AuthorizeException {
// If we are actually editing information of an uploaded file,
// then display that body instead!
if (this.editFile != null) {
editFile.addBody(body);
return;
}
// Get a list of all files in the original bundle
Item item = submission.getItem();
Collection collection = submission.getCollection();
String actionURL =
contextPath + "/handle/" + collection.getHandle() + "/submit/" + knot.getId() + ".continue";
boolean disableFileEditing =
(submissionInfo.isInWorkflow())
&& !ConfigurationManager.getBooleanProperty("workflow", "reviewer.file-edit");
Bundle[] bundles = item.getBundles("ORIGINAL");
Bitstream[] bitstreams = new Bitstream[0];
if (bundles.length > 0) {
bitstreams = bundles[0].getBitstreams();
}
// Part A:
// First ask the user if they would like to upload a new file (may be the first one)
Division div =
body.addInteractiveDivision(
"submit-upload", actionURL, Division.METHOD_MULTIPART, "primary submission");
div.setHead(T_submission_head);
addSubmissionProgressList(div);
List upload = null;
if (!disableFileEditing) {
// Only add the upload capabilities for new item submissions
upload = div.addList("submit-upload-new", List.TYPE_FORM);
upload.setHead(T_head);
addRioxxVersionSection(upload, item);
File file = upload.addItem().addFile("file");
file.setLabel(T_file);
file.setHelp(T_file_help);
file.setRequired();
// if no files found error was thrown by processing class, display it!
if (this.errorFlag == org.dspace.submit.step.UploadStep.STATUS_NO_FILES_ERROR) {
file.addError(T_file_error);
}
// if an upload error was thrown by processing class, display it!
if (this.errorFlag == org.dspace.submit.step.UploadStep.STATUS_UPLOAD_ERROR) {
file.addError(T_upload_error);
}
// if virus checking was attempted and failed in error then let the user know
if (this.errorFlag == org.dspace.submit.step.UploadStep.STATUS_VIRUS_CHECKER_UNAVAILABLE) {
file.addError(T_virus_checker_error);
}
// if virus checking was attempted and a virus found then let the user know
if (this.errorFlag == org.dspace.submit.step.UploadStep.STATUS_CONTAINS_VIRUS) {
file.addError(T_virus_error);
}
Text description = upload.addItem().addText("description");
description.setLabel(T_description);
description.setHelp(T_description_help);
Button uploadSubmit = upload.addItem().addButton("submit_upload");
uploadSubmit.setValue(T_submit_upload);
}
make_sherpaRomeo_submission(item, div);
// Part B:
// If the user has already uploaded files provide a list for the user.
if (bitstreams.length > 0 || disableFileEditing) {
Table summary = div.addTable("submit-upload-summary", (bitstreams.length * 2) + 2, 7);
summary.setHead(T_head2);
Row header = summary.addRow(Row.ROLE_HEADER);
header.addCellContent(T_column0); // primary bitstream
header.addCellContent(T_column1); // select checkbox
header.addCellContent(T_column2); // file name
header.addCellContent(T_column3); // size
header.addCellContent(T_column4); // description
header.addCellContent(T_column5); // format
header.addCellContent(T_column6); // edit button
for (Bitstream bitstream : bitstreams) {
int id = bitstream.getID();
String name = bitstream.getName();
String url = makeBitstreamLink(item, bitstream);
long bytes = bitstream.getSize();
String desc = bitstream.getDescription();
String algorithm = bitstream.getChecksumAlgorithm();
String checksum = bitstream.getChecksum();
Row row = summary.addRow();
// Add radio-button to select this as the primary bitstream
Radio primary = row.addCell().addRadio("primary_bitstream_id");
primary.addOption(String.valueOf(id));
// If this bitstream is already marked as the primary bitstream
// mark it as such.
if (bundles[0].getPrimaryBitstreamID() == id) {
primary.setOptionSelected(String.valueOf(id));
}
if (!disableFileEditing) {
// Workflow users can not remove files.
CheckBox remove = row.addCell().addCheckBox("remove");
remove.setLabel("remove");
remove.addOption(id);
} else {
row.addCell();
}
row.addCell().addXref(url, name);
row.addCellContent(bytes + " bytes");
if (desc == null || desc.length() == 0) {
row.addCellContent(T_unknown_name);
} else {
row.addCellContent(desc);
}
BitstreamFormat format = bitstream.getFormat();
if (format == null) {
row.addCellContent(T_unknown_format);
} else {
int support = format.getSupportLevel();
Cell cell = row.addCell();
cell.addContent(format.getMIMEType());
cell.addContent(" ");
switch (support) {
case 1:
cell.addContent(T_supported);
break;
case 2:
cell.addContent(T_known);
break;
case 3:
cell.addContent(T_unsupported);
break;
}
}
Button edit = row.addCell().addButton("submit_edit_" + id);
edit.setValue(T_submit_edit);
Row checksumRow = summary.addRow();
checksumRow.addCell();
Cell checksumCell = checksumRow.addCell(null, null, 0, 6, null);
checksumCell.addHighlight("bold").addContent(T_checksum);
checksumCell.addContent(" ");
checksumCell.addContent(algorithm + ":" + checksum);
}
if (!disableFileEditing) {
// Workflow users can not remove files.
Row actionRow = summary.addRow();
actionRow.addCell();
Button removeSeleceted =
actionRow.addCell(null, null, 0, 6, null).addButton("submit_remove_selected");
removeSeleceted.setValue(T_submit_remove);
}
upload = div.addList("submit-upload-new-part2", List.TYPE_FORM);
}
// Part C:
// add standard control/paging buttons
addControlButtons(upload);
}
/**
* Fills in the feed and entry-level metadata from DSpace objects.
*
* @param request request
* @param context context
* @param dso DSpaceObject
* @param items array of objects
* @param labels label map
*/
public void populate(
HttpServletRequest request,
Context context,
DSpaceObject dso,
List<? extends DSpaceObject> items,
Map<String, String> labels) {
String logoURL = null;
String objectURL = null;
String defaultTitle = null;
boolean podcastFeed = false;
this.request = request;
// dso is null for the whole site, or a search without scope
if (dso == null) {
defaultTitle = ConfigurationManager.getProperty("dspace.name");
feed.setDescription(localize(labels, MSG_FEED_DESCRIPTION));
objectURL = resolveURL(request, null);
logoURL = ConfigurationManager.getProperty("webui.feed.logo.url");
} else {
Bitstream logo = null;
if (dso.getType() == Constants.COLLECTION) {
Collection col = (Collection) dso;
defaultTitle = col.getName();
feed.setDescription(collectionService.getMetadata(col, "short_description"));
logo = col.getLogo();
String cols = ConfigurationManager.getProperty("webui.feed.podcast.collections");
if (cols != null && cols.length() > 1 && cols.contains(col.getHandle())) {
podcastFeed = true;
}
} else if (dso.getType() == Constants.COMMUNITY) {
Community comm = (Community) dso;
defaultTitle = comm.getName();
feed.setDescription(communityService.getMetadata(comm, "short_description"));
logo = comm.getLogo();
String comms = ConfigurationManager.getProperty("webui.feed.podcast.communities");
if (comms != null && comms.length() > 1 && comms.contains(comm.getHandle())) {
podcastFeed = true;
}
}
objectURL = resolveURL(request, dso);
if (logo != null) {
logoURL = urlOfBitstream(request, logo);
}
}
feed.setTitle(
labels.containsKey(MSG_FEED_TITLE) ? localize(labels, MSG_FEED_TITLE) : defaultTitle);
feed.setLink(objectURL);
feed.setPublishedDate(new Date());
feed.setUri(objectURL);
// add logo if we found one:
if (logoURL != null) {
// we use the path to the logo for this, the logo itself cannot
// be contained in the rdf. Not all RSS-viewers show this logo.
SyndImage image = new SyndImageImpl();
image.setLink(objectURL);
if (StringUtils.isNotBlank(feed.getTitle())) {
image.setTitle(feed.getTitle());
} else {
image.setTitle(localize(labels, MSG_LOGO_TITLE));
}
image.setUrl(logoURL);
feed.setImage(image);
}
// add entries for items
if (items != null) {
List<SyndEntry> entries = new ArrayList<SyndEntry>();
for (DSpaceObject itemDSO : items) {
if (itemDSO.getType() != Constants.ITEM) {
continue;
}
Item item = (Item) itemDSO;
boolean hasDate = false;
SyndEntry entry = new SyndEntryImpl();
entries.add(entry);
String entryURL = resolveURL(request, item);
entry.setLink(entryURL);
entry.setUri(entryURL);
String title = getOneDC(item, titleField);
entry.setTitle(title == null ? localize(labels, MSG_UNTITLED) : title);
// "published" date -- should be dc.date.issued
String pubDate = getOneDC(item, dateField);
if (pubDate != null) {
entry.setPublishedDate((new DCDate(pubDate)).toDate());
hasDate = true;
}
// date of last change to Item
entry.setUpdatedDate(item.getLastModified());
StringBuffer db = new StringBuffer();
for (String df : descriptionFields) {
// Special Case: "(date)" in field name means render as date
boolean isDate = df.indexOf("(date)") > 0;
if (isDate) {
df = df.replaceAll("\\(date\\)", "");
}
List<MetadataValue> dcv = itemService.getMetadataByMetadataString(item, df);
if (dcv.size() > 0) {
String fieldLabel = labels.get(MSG_METADATA + df);
if (fieldLabel != null && fieldLabel.length() > 0) {
db.append(fieldLabel).append(": ");
}
boolean first = true;
for (MetadataValue v : dcv) {
if (first) {
first = false;
} else {
db.append("; ");
}
db.append(isDate ? new DCDate(v.getValue()).toString() : v.getValue());
}
db.append("\n");
}
}
if (db.length() > 0) {
SyndContent desc = new SyndContentImpl();
desc.setType("text/plain");
desc.setValue(db.toString());
entry.setDescription(desc);
}
// This gets the authors into an ATOM feed
List<MetadataValue> authors = itemService.getMetadataByMetadataString(item, authorField);
if (authors.size() > 0) {
List<SyndPerson> creators = new ArrayList<SyndPerson>();
for (MetadataValue author : authors) {
SyndPerson sp = new SyndPersonImpl();
sp.setName(author.getValue());
creators.add(sp);
}
entry.setAuthors(creators);
}
// only add DC module if any DC fields are configured
if (dcCreatorField != null || dcDateField != null || dcDescriptionField != null) {
DCModule dc = new DCModuleImpl();
if (dcCreatorField != null) {
List<MetadataValue> dcAuthors =
itemService.getMetadataByMetadataString(item, dcCreatorField);
if (dcAuthors.size() > 0) {
List<String> creators = new ArrayList<String>();
for (MetadataValue author : dcAuthors) {
creators.add(author.getValue());
}
dc.setCreators(creators);
}
}
if (dcDateField != null && !hasDate) {
List<MetadataValue> v = itemService.getMetadataByMetadataString(item, dcDateField);
if (v.size() > 0) {
dc.setDate((new DCDate(v.get(0).getValue())).toDate());
}
}
if (dcDescriptionField != null) {
List<MetadataValue> v =
itemService.getMetadataByMetadataString(item, dcDescriptionField);
if (v.size() > 0) {
StringBuffer descs = new StringBuffer();
for (MetadataValue d : v) {
if (descs.length() > 0) {
descs.append("\n\n");
}
descs.append(d.getValue());
}
dc.setDescription(descs.toString());
}
}
entry.getModules().add(dc);
}
// iTunes Podcast Support - START
if (podcastFeed) {
// Add enclosure(s)
List<SyndEnclosure> enclosures = new ArrayList();
try {
List<Bundle> bunds = itemService.getBundles(item, "ORIGINAL");
if (bunds.get(0) != null) {
List<Bitstream> bits = bunds.get(0).getBitstreams();
for (Bitstream bit : bits) {
String mime = bit.getFormat(context).getMIMEType();
if (ArrayUtils.contains(podcastableMIMETypes, mime)) {
SyndEnclosure enc = new SyndEnclosureImpl();
enc.setType(bit.getFormat(context).getMIMEType());
enc.setLength(bit.getSize());
enc.setUrl(urlOfBitstream(request, bit));
enclosures.add(enc);
} else {
continue;
}
}
}
// Also try to add an external value from dc.identifier.other
// We are assuming that if this is set, then it is a media file
List<MetadataValue> externalMedia =
itemService.getMetadataByMetadataString(item, externalSourceField);
if (externalMedia.size() > 0) {
for (MetadataValue anExternalMedia : externalMedia) {
SyndEnclosure enc = new SyndEnclosureImpl();
enc.setType(
"audio/x-mpeg"); // We can't determine MIME of external file, so just picking
// one.
enc.setLength(1);
enc.setUrl(anExternalMedia.getValue());
enclosures.add(enc);
}
}
} catch (Exception e) {
System.out.println(e.getMessage());
}
entry.setEnclosures(enclosures);
// Get iTunes specific fields: author, subtitle, summary, duration, keywords
EntryInformation itunes = new EntryInformationImpl();
String author = getOneDC(item, authorField);
if (author != null && author.length() > 0) {
itunes.setAuthor(author); // <itunes:author>
}
itunes.setSubtitle(
title == null ? localize(labels, MSG_UNTITLED) : title); // <itunes:subtitle>
if (db.length() > 0) {
itunes.setSummary(db.toString()); // <itunes:summary>
}
String extent =
getOneDC(
item,
"dc.format.extent"); // assumed that user will enter this field with length of
// song in seconds
if (extent != null && extent.length() > 0) {
extent = extent.split(" ")[0];
Integer duration = Integer.parseInt(extent);
itunes.setDuration(new Duration(duration)); // <itunes:duration>
}
String subject = getOneDC(item, "dc.subject");
if (subject != null && subject.length() > 0) {
String[] subjects = new String[1];
subjects[0] = subject;
itunes.setKeywords(subjects); // <itunes:keywords>
}
entry.getModules().add(itunes);
}
}
feed.setEntries(entries);
}
}
