private SyndFeed createFeed() {
SyndFeed feed = new SyndFeedImpl();
SyndPerson auteur = new SyndPersonImpl();
auteur.setName("Gildas Cuisinier");
auteur.setEmail("*****@*****.**");
feed.setTitle("RSS Veille Techno");
feed.setAuthors(Collections.singletonList(auteur));
feed.setDescription("RSS d'exemple !");
feed.setLink("http://svn.cyg.be/");
feed.setPublishedDate(new Date());
feed.setLanguage("fr");
SyndEntry entry = new SyndEntryImpl();
entry.setTitle("Ajout du projet Rome sur le SVN");
entry.setLink("https://rome.dev.java.net/");
SyndContent description = new SyndContentImpl();
description.setValue("Ajout d'un projet Rome sur le SVN afin de voir comment creer un RSS");
description.setType("text");
entry.setDescription(description);
entry.setAuthors(Collections.singletonList(auteur));
feed.getEntries().add(entry);
return feed;
}
/**
* Create a new feed with some default content: link is the link to eXo web site and feed type is
* <code>rss_2.0</code>
*
* @return
*/
public static SyndFeed createNewFeed(String title, Date pubDate) {
SyndFeed feed = new SyndFeedImpl();
feed.setLink(DEFAULT_FEED_LINK);
feed.setFeedType(RSS_2_0);
feed.setTitle(title);
feed.setPublishedDate(pubDate);
feed.setDescription(" ");
return feed;
}
@Override
protected void createFeed(SyndFeed feed, Map model) {
@SuppressWarnings("unchecked")
List<PreparedUserEvent> list = (List<PreparedUserEvent>) model.get("topicsList");
String s = "Ответы на комментарии пользователя " + model.get("nick");
feed.setTitle(s);
feed.setLink("http://www.linux.org.ru");
feed.setUri("http://www.linux.org.ru");
feed.setAuthor("");
feed.setDescription(s);
Date lastModified;
if (!list.isEmpty()) {
lastModified = list.get(0).getEvent().getEventDate();
} else {
lastModified = new Date();
}
feed.setPublishedDate(lastModified);
List<SyndEntry> entries = new ArrayList<>();
feed.setEntries(entries);
for (PreparedUserEvent preparedUserEvent : list) {
UserEvent item = preparedUserEvent.getEvent();
SyndEntry feedEntry = new SyndEntryImpl();
feedEntry.setPublishedDate(item.getEventDate());
feedEntry.setTitle(StringEscapeUtils.unescapeHtml4(item.getSubj()));
String link;
if (item.getCid() != 0) {
feedEntry.setAuthor(preparedUserEvent.getAuthor().getNick());
link =
String.format(
"http://www.linux.org.ru/jump-message.jsp?msgid=%s&cid=%s",
String.valueOf(item.getTopicId()), String.valueOf(item.getCid()));
} else {
link =
String.format(
"http://www.linux.org.ru/view-message.jsp?msgid=%s",
String.valueOf(item.getTopicId()));
}
feedEntry.setLink(link);
feedEntry.setUri(link);
if (preparedUserEvent.getMessageText() != null) {
SyndContent message = new SyndContentImpl();
message.setValue(StringUtil.removeInvalidXmlChars(preparedUserEvent.getMessageText()));
message.setType("text/html");
feedEntry.setDescription(message);
}
entries.add(feedEntry);
}
}
public static SyndFeed create(
List<Bookmark> bookmarks,
String author,
String title,
String link,
Date pubDate,
String feedUri) {
logger.debug("SyndFeedFactory create method called");
logger.debug("bookmarks=" + bookmarks);
logger.debug("author=" + author);
logger.debug("title=" + title);
logger.debug("link=" + link);
logger.debug("pubDate=" + pubDate);
logger.debug("feedUri=" + feedUri);
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setAuthor(author);
syndFeed.setTitle(title);
syndFeed.setUri(feedUri);
syndFeed.setLink(link);
syndFeed.setPublishedDate(pubDate);
List<SyndEntry> entries = new ArrayList<SyndEntry>();
for (Bookmark bmark : bookmarks) {
SyndEntry entry = new SyndEntryImpl();
entry.setTitle(bmark.getTitle());
entry.setAuthor(bmark.getUser().getUsername());
entry.setLink(bmark.getLink().getUrl());
entry.setUri("urn:bookmark:" + bmark.getId());
entry.setUpdatedDate(bmark.getLastUpdated());
List<String> tags = bmark.getTagList();
List<SyndCategory> cats = new ArrayList<SyndCategory>();
for (String aTag : tags) {
SyndCategory aCat = new SyndCategoryImpl();
aCat.setName(aTag);
cats.add(aCat);
}
if (cats.isEmpty() == false) {
entry.setCategories(cats);
}
SyndContent cnt = new SyndContentImpl();
cnt.setType("text/html");
cnt.setValue(bmark.getNotes());
entry.setDescription(cnt);
entries.add(entry);
}
syndFeed.setEntries(entries);
syndFeed.setEncoding("UTF-8");
logger.debug("done initializing syndFeed object");
return syndFeed;
}
public void copyInto(WireFeed feed, SyndFeed syndFeed) {
Channel channel = (Channel) feed;
super.copyInto(channel, syndFeed);
syndFeed.setLanguage(channel.getLanguage()); // c
syndFeed.setCopyright(channel.getCopyright()); // c
Date pubDate = channel.getPubDate();
if (pubDate != null) {
syndFeed.setPublishedDate(pubDate); // c
} else if (channel.getLastBuildDate() != null) {
syndFeed.setPublishedDate(channel.getLastBuildDate()); // c
}
String author = channel.getManagingEditor();
if (author != null) {
List creators = ((DCModule) syndFeed.getModule(DCModule.URI)).getCreators();
if (!creators.contains(author)) {
Set s = new HashSet(); // using a set to remove duplicates
s.addAll(creators); // DC creators
s.add(author); // feed native author
creators.clear();
creators.addAll(s);
}
}
}
public static SyndFeed createFromBookmarkDoc(
List<BookmarkDoc> bookmarks,
String author,
String title,
String link,
Date pubDate,
String feedUri) {
logger.debug("SyndFeedFactory create method called");
logger.debug("bookmarks=" + bookmarks);
logger.debug("author=" + author);
logger.debug("title=" + title);
logger.debug("link=" + link);
logger.debug("pubDate=" + pubDate);
logger.debug("feedUri=" + feedUri);
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setAuthor(author);
syndFeed.setTitle(title);
syndFeed.setUri(feedUri);
syndFeed.setLink(link);
syndFeed.setPublishedDate(pubDate);
List<SyndEntry> entries = new ArrayList<SyndEntry>();
for (BookmarkDoc bmark : bookmarks) {
SyndEntry entry = new SyndEntryImpl();
entry.setTitle(bmark.getTitle());
entry.setAuthor(bmark.getUsername());
entry.setLink(bmark.getUrl());
entry.setUri("urn-x:gnizr:bookmark:" + bmark.getBookmarkId());
SyndContent cnt = new SyndContentImpl();
cnt.setType("text/html");
if (bmark.getNotes() != null) {
cnt.setValue(bmark.getNotes());
entry.setDescription(cnt);
}
entries.add(entry);
}
syndFeed.setEntries(entries);
syndFeed.setEncoding("UTF-8");
logger.debug("done initializing syndFeed object");
return syndFeed;
}
protected String exportToRSS(
ResourceRequest resourceRequest,
ResourceResponse resourceResponse,
String title,
String description,
String format,
double version,
String displayStyle,
List<SocialActivity> socialActivities,
ServiceContext serviceContext)
throws Exception {
ThemeDisplay themeDisplay = (ThemeDisplay) resourceRequest.getAttribute(WebKeys.THEME_DISPLAY);
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setDescription(GetterUtil.getString(description, title));
List<SyndEntry> syndEntries = new ArrayList<>();
syndFeed.setEntries(syndEntries);
for (SocialActivity socialActivity : socialActivities) {
SocialActivityFeedEntry socialActivityFeedEntry =
_socialActivityInterpreterLocalService.interpret(
StringPool.BLANK, socialActivity, serviceContext);
if (socialActivityFeedEntry == null) {
continue;
}
SyndEntry syndEntry = new SyndEntryImpl();
SyndContent syndContent = new SyndContentImpl();
syndContent.setType(RSSUtil.ENTRY_TYPE_DEFAULT);
String value = null;
if (displayStyle.equals(RSSUtil.DISPLAY_STYLE_TITLE)) {
value = StringPool.BLANK;
} else {
value = socialActivityFeedEntry.getBody();
}
syndContent.setValue(value);
syndEntry.setDescription(syndContent);
if (Validator.isNotNull(socialActivityFeedEntry.getLink())) {
syndEntry.setLink(socialActivityFeedEntry.getLink());
}
syndEntry.setPublishedDate(new Date(socialActivity.getCreateDate()));
syndEntry.setTitle(HtmlUtil.extractText(socialActivityFeedEntry.getTitle()));
syndEntry.setUri(syndEntry.getLink());
syndEntries.add(syndEntry);
}
syndFeed.setFeedType(RSSUtil.getFeedType(format, version));
List<SyndLink> syndLinks = new ArrayList<>();
syndFeed.setLinks(syndLinks);
SyndLink selfSyndLink = new SyndLinkImpl();
syndLinks.add(selfSyndLink);
LiferayPortletResponse liferayPortletResponse = (LiferayPortletResponse) resourceResponse;
ResourceURL rssURL = liferayPortletResponse.createResourceURL();
rssURL.setParameter("feedTitle", title);
rssURL.setResourceID("rss");
selfSyndLink.setHref(rssURL.toString());
selfSyndLink.setRel("self");
SyndLink alternateSyndLink = new SyndLinkImpl();
syndLinks.add(alternateSyndLink);
alternateSyndLink.setHref(PortalUtil.getLayoutFullURL(themeDisplay));
alternateSyndLink.setRel("alternate");
syndFeed.setPublishedDate(new Date());
syndFeed.setTitle(title);
syndFeed.setUri(rssURL.toString());
return RSSUtil.export(syndFeed);
}
protected String exportToRSS(
String name,
String description,
String type,
double version,
String displayStyle,
String feedURL,
String entryURL,
List<MBMessage> messages,
ThemeDisplay themeDisplay)
throws SystemException {
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setDescription(description);
List<SyndEntry> syndEntries = new ArrayList<SyndEntry>();
syndFeed.setEntries(syndEntries);
for (MBMessage message : messages) {
SyndEntry syndEntry = new SyndEntryImpl();
if (!message.isAnonymous()) {
String author = PortalUtil.getUserName(message);
syndEntry.setAuthor(author);
}
SyndContent syndContent = new SyndContentImpl();
syndContent.setType(RSSUtil.ENTRY_TYPE_DEFAULT);
String value = null;
if (displayStyle.equals(RSSUtil.DISPLAY_STYLE_ABSTRACT)) {
value =
StringUtil.shorten(
HtmlUtil.extractText(message.getBody()),
PropsValues.MESSAGE_BOARDS_RSS_ABSTRACT_LENGTH,
StringPool.BLANK);
} else if (displayStyle.equals(RSSUtil.DISPLAY_STYLE_TITLE)) {
value = StringPool.BLANK;
} else if (message.isFormatBBCode()) {
value = BBCodeTranslatorUtil.getHTML(message.getBody());
value = MBUtil.replaceMessageBodyPaths(themeDisplay, value);
} else {
value = message.getBody();
}
syndContent.setValue(value);
syndEntry.setDescription(syndContent);
syndEntry.setLink(entryURL + "&messageId=" + message.getMessageId());
syndEntry.setPublishedDate(message.getCreateDate());
syndEntry.setTitle(message.getSubject());
syndEntry.setUpdatedDate(message.getModifiedDate());
syndEntry.setUri(syndEntry.getLink());
syndEntries.add(syndEntry);
}
syndFeed.setFeedType(RSSUtil.getFeedType(type, version));
List<SyndLink> syndLinks = new ArrayList<SyndLink>();
syndFeed.setLinks(syndLinks);
SyndLink selfSyndLink = new SyndLinkImpl();
syndLinks.add(selfSyndLink);
selfSyndLink.setHref(feedURL);
selfSyndLink.setRel("self");
syndFeed.setPublishedDate(new Date());
syndFeed.setTitle(name);
syndFeed.setUri(feedURL);
try {
return RSSUtil.export(syndFeed);
} catch (FeedException fe) {
throw new SystemException(fe);
}
}
protected static String exportToRSS(
PortletRequest portletRequest,
PortletResponse portletResponse,
String name,
String description,
String format,
double version,
String displayStyle,
String linkBehavior,
List<AssetEntry> assetEntries)
throws Exception {
ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY);
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setDescription(GetterUtil.getString(description, name));
List<SyndEntry> syndEntries = new ArrayList<>();
syndFeed.setEntries(syndEntries);
for (AssetEntry assetEntry : assetEntries) {
SyndEntry syndEntry = new SyndEntryImpl();
String author = PortalUtil.getUserName(assetEntry);
syndEntry.setAuthor(author);
SyndContent syndContent = new SyndContentImpl();
syndContent.setType(RSSUtil.ENTRY_TYPE_DEFAULT);
String value = null;
String languageId = LanguageUtil.getLanguageId(portletRequest);
if (displayStyle.equals(RSSUtil.DISPLAY_STYLE_TITLE)) {
value = StringPool.BLANK;
} else {
value = assetEntry.getSummary(languageId, true);
}
syndContent.setValue(value);
syndEntry.setDescription(syndContent);
String link = getEntryURL(portletRequest, portletResponse, linkBehavior, assetEntry);
syndEntry.setLink(link);
syndEntry.setPublishedDate(assetEntry.getPublishDate());
syndEntry.setTitle(assetEntry.getTitle(languageId, true));
syndEntry.setUpdatedDate(assetEntry.getModifiedDate());
syndEntry.setUri(syndEntry.getLink());
syndEntries.add(syndEntry);
}
syndFeed.setFeedType(RSSUtil.getFeedType(format, version));
List<SyndLink> syndLinks = new ArrayList<>();
syndFeed.setLinks(syndLinks);
SyndLink selfSyndLink = new SyndLinkImpl();
syndLinks.add(selfSyndLink);
String feedURL = getFeedURL(portletRequest);
selfSyndLink.setHref(feedURL);
selfSyndLink.setRel("self");
SyndLink alternateSyndLink = new SyndLinkImpl();
syndLinks.add(alternateSyndLink);
alternateSyndLink.setHref(PortalUtil.getLayoutFullURL(themeDisplay));
alternateSyndLink.setRel("alternate");
syndFeed.setPublishedDate(new Date());
syndFeed.setTitle(name);
syndFeed.setUri(feedURL);
return RSSUtil.export(syndFeed);
}
// Logs a new ATOM entry
public static synchronized void addATOMEntry(
String title, String link, String description, File atomFile, String context) {
try {
if (atomFile.exists()) {
// System.out.println("ATOM file found!");
/** Namespace URI for content:encoded elements */
String CONTENT_NS = "http://www.w3.org/2005/Atom";
/** Parses RSS or Atom to instantiate a SyndFeed. */
SyndFeedInput input = new SyndFeedInput();
/** Transforms SyndFeed to RSS or Atom XML. */
SyndFeedOutput output = new SyndFeedOutput();
// Load the feed, regardless of RSS or Atom type
SyndFeed feed = input.build(new XmlReader(atomFile));
// Set the output format of the feed
feed.setFeedType("atom_1.0");
List<SyndEntry> items = feed.getEntries();
int numItems = items.size();
if (numItems > 9) {
items.remove(0);
feed.setEntries(items);
}
SyndEntry newItem = new SyndEntryImpl();
newItem.setTitle(title);
newItem.setLink(link);
newItem.setUri(link);
SyndContent desc = new SyndContentImpl();
desc.setType("text/html");
desc.setValue(description);
newItem.setDescription(desc);
desc.setType("text/html");
newItem.setPublishedDate(new java.util.Date());
List<SyndCategory> categories = new ArrayList<SyndCategory>();
if (CommonConfiguration.getProperty("htmlTitle", context) != null) {
SyndCategory category2 = new SyndCategoryImpl();
category2.setName(CommonConfiguration.getProperty("htmlTitle", context));
categories.add(category2);
}
newItem.setCategories(categories);
if (CommonConfiguration.getProperty("htmlAuthor", context) != null) {
newItem.setAuthor(CommonConfiguration.getProperty("htmlAuthor", context));
}
items.add(newItem);
feed.setEntries(items);
feed.setPublishedDate(new java.util.Date());
FileWriter writer = new FileWriter(atomFile);
output.output(feed, writer);
writer.toString();
}
} catch (IOException ioe) {
System.out.println("ERROR: Could not find the ATOM file.");
ioe.printStackTrace();
} catch (Exception e) {
System.out.println("Unknown exception trying to add an entry to the ATOM file.");
e.printStackTrace();
}
}
/** Fills in the feed and entry-level metadata from DSpace objects. */
public void populate(HttpServletRequest request, SummaryStatBean bean) {
Locale locale = request.getLocale();
ResourceBundle msgs = ResourceBundle.getBundle("Messages", locale);
int type = bean.getType();
int freq = bean.getFreq();
// String logoURL = ConfigurationManager
// .getProperty("webui.feed.stats.logo.url");
String objectURL = bean.getObjectURL();
feed.setTitle(
MessageFormat.format(
localize(msgs, MSG_FEED_TITLE, freq, type, null, null), bean.getObjectName()));
feed.setDescription(
MessageFormat.format(
localize(msgs, MSG_FEED_DESCRIPTION, freq, type, null, null), bean.getObjectName()));
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);
// image.setTitle(localize(labels, MSG_LOGO_TITLE, freq, type));
// image.setUrl(logoURL);
// feed.setImage(image);
// }
// add entries for items
if (bean.getData() != null) {
List<SyndEntry> entries = new ArrayList<SyndEntry>();
for (SummaryStatBean.StatDataBean dataBean : bean.getData()) {
Date date = dataBean.getDate();
SyndEntry entry = new SyndEntryImpl();
entries.add(entry);
// all the feed has the same url... details on the statistics
// page
entry.setLink(bean.getStatURL() + "&freq=" + bean.getFreq() + "&date=" + date.getTime());
// entry.setUri();
entry.setTitle(
MessageFormat.format(
localize(msgs, MSG_ENTRY_TITLE, freq, type, null, null),
bean.getObjectName(),
dataBean.getDate()));
Calendar c1 = Calendar.getInstance();
c1.setTime(date);
if (bean.getFreq() != StatSubscription.FREQUENCY_MONTHLY) {
c1.add(Calendar.DAY_OF_MONTH, 1);
} else {
c1.add(Calendar.MONTH, 1);
}
date = c1.getTime();
entry.setPublishedDate(date);
// date of last change to Item
entry.setUpdatedDate(dataBean.getDate());
SyndContent desc = new SyndContentImpl();
desc.setType("text/html");
String tmpMessage = "";
tmpMessage +=
MessageFormat.format(
localize(
msgs,
MSG_ENTRY_DESCRIPTION,
freq,
type,
AStatComponentService._SELECTED_OBJECT,
"view"),
dataBean.getPeriodSelectedView(),
dataBean.getTotalSelectedView());
if (dataBean.isShowSelectedObjectDownload()) {
tmpMessage +=
MessageFormat.format(
localize(
msgs,
MSG_ENTRY_DESCRIPTION,
freq,
type,
AStatComponentService._SELECTED_OBJECT,
"download"),
dataBean.getPeriodSelectedDownload(),
dataBean.getTotalSelectedDownload());
}
for (String key : dataBean.getPeriodAndTotalTopView().keySet()) {
if (dataBean.getPeriodAndTotalTopView().get(key) != null) {
if (dataBean.getPeriodAndTotalTopView().get(key).size() > 0) {
tmpMessage +=
MessageFormat.format(
localize(msgs, MSG_ENTRY_DESCRIPTION, freq, type, key, "view"),
dataBean.getPeriodAndTotalTopView().get(key).get(0),
dataBean.getPeriodAndTotalTopView().get(key).get(1));
}
if (dataBean.getPeriodAndTotalTopDownload().get(key) != null) {
if (dataBean.getPeriodAndTotalTopDownload().get(key).size() > 0) {
tmpMessage +=
MessageFormat.format(
localize(msgs, MSG_ENTRY_DESCRIPTION, freq, type, key, "download"),
dataBean.getPeriodAndTotalTopDownload().get(key).get(0),
dataBean.getPeriodAndTotalTopDownload().get(key).get(1));
}
}
}
}
String message =
MessageFormat.format(
localize(msgs, MSG_ENTRY_DESCRIPTION, freq, type, null, null),
bean.getObjectName(),
dataBean.getDate(),
tmpMessage);
desc.setValue(message);
entry.setDescription(desc);
entry.setAuthor(ConfigurationManager.getProperty("webui.feed.stats.authors"));
}
feed.setEntries(entries);
}
}
/**
* 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);
}
}
protected String exportToRSS(
ResourceRequest resourceRequest,
ResourceResponse resourceResponse,
JournalFeed feed,
String languageId,
Layout layout,
ThemeDisplay themeDisplay)
throws Exception {
SyndFeed syndFeed = new SyndFeedImpl();
syndFeed.setDescription(feed.getDescription());
List<SyndEntry> syndEntries = new ArrayList<SyndEntry>();
syndFeed.setEntries(syndEntries);
List<JournalArticle> articles = JournalRSSUtil.getArticles(feed);
if (_log.isDebugEnabled()) {
_log.debug("Syndicating " + articles.size() + " articles");
}
for (JournalArticle article : articles) {
SyndEntry syndEntry = new SyndEntryImpl();
String author = PortalUtil.getUserName(article);
syndEntry.setAuthor(author);
SyndContent syndContent = new SyndContentImpl();
syndContent.setType(RSSUtil.ENTRY_TYPE_DEFAULT);
String value = article.getDescription(languageId);
try {
value = processContent(feed, article, languageId, themeDisplay, syndEntry, syndContent);
} catch (Exception e) {
if (_log.isWarnEnabled()) {
_log.warn(e, e);
}
}
syndContent.setValue(value);
syndEntry.setDescription(syndContent);
String link = getEntryURL(resourceRequest, feed, article, layout, themeDisplay);
syndEntry.setLink(link);
syndEntry.setPublishedDate(article.getDisplayDate());
syndEntry.setTitle(article.getTitle(languageId));
syndEntry.setUpdatedDate(article.getModifiedDate());
syndEntry.setUri(link);
syndEntries.add(syndEntry);
}
syndFeed.setFeedType(feed.getFeedType() + "_" + feed.getFeedVersion());
List<SyndLink> syndLinks = new ArrayList<SyndLink>();
syndFeed.setLinks(syndLinks);
SyndLink selfSyndLink = new SyndLinkImpl();
syndLinks.add(selfSyndLink);
ResourceURL feedURL = resourceResponse.createResourceURL();
feedURL.setCacheability(ResourceURL.FULL);
feedURL.setParameter("struts_action", "/journal/rss");
feedURL.setParameter("groupId", String.valueOf(feed.getGroupId()));
feedURL.setParameter("feedId", String.valueOf(feed.getFeedId()));
String link = feedURL.toString();
selfSyndLink.setHref(link);
selfSyndLink.setRel("self");
syndFeed.setTitle(feed.getName());
syndFeed.setPublishedDate(new Date());
syndFeed.setUri(feedURL.toString());
try {
return RSSUtil.export(syndFeed);
} catch (FeedException fe) {
throw new SystemException(fe);
}
}
