/**
* Sends an event notification for the last published item to the subscriber. If the subscription
* has not yet been authorized or is pending to be configured then no notification is going to be
* sent.
*
* <p>Depending on the subscription configuration the event notification may or may not have a
* payload, may not be sent if a keyword (i.e. filter) was defined and it was not matched.
*
* @param publishedItem the last item that was published to the node.
*/
void sendLastPublishedItem(PublishedItem publishedItem) {
// Check if the published item can be sent to the subscriber
if (!canSendPublicationEvent(publishedItem.getNode(), publishedItem)) {
return;
}
// Send event notification to the subscriber
Message notification = new Message();
Element event =
notification.getElement().addElement("event", "http://jabber.org/protocol/pubsub#event");
Element items = event.addElement("items");
items.addAttribute("node", node.getNodeID());
Element item = items.addElement("item");
if (((LeafNode) node).isItemRequired()) {
item.addAttribute("id", publishedItem.getID());
}
if (node.isPayloadDelivered() && publishedItem.getPayload() != null) {
item.add(publishedItem.getPayload().createCopy());
}
// Add a message body (if required)
if (isIncludingBody()) {
notification.setBody(LocaleUtils.getLocalizedString("pubsub.notification.message.body"));
}
// Include date when published item was created
notification
.getElement()
.addElement("delay", "urn:xmpp:delay")
.addAttribute("stamp", fastDateFormat.format(publishedItem.getCreationDate()));
// Send the event notification to the subscriber
service.sendNotification(node, notification, jid);
}
/**
* Calculate the real file name from the base filename.
*
* @return File the calculated file name
*/
public File nextFile() {
final StringBuilder sb = new StringBuilder();
sb.append(m_baseFile);
if (m_formatter == null) {
sb.append(System.currentTimeMillis());
} else {
final String dateString = m_formatter.format(new Date());
sb.append(dateString);
}
if (m_suffix != null) {
sb.append(m_suffix);
}
m_currentFile = new File(sb.toString());
return m_currentFile;
}
/**
* Returns a data form with the subscription configuration. The data form can be used to edit the
* subscription configuration.
*
* @return data form used by the subscriber to edit the subscription configuration.
*/
public DataForm getConfigurationForm() {
DataForm form = new DataForm(DataForm.Type.form);
form.setTitle(LocaleUtils.getLocalizedString("pubsub.form.subscription.title"));
List<String> params = new ArrayList<String>();
params.add(node.getNodeID());
form.addInstruction(
LocaleUtils.getLocalizedString("pubsub.form.subscription.instruction", params));
// Add the form fields and configure them for edition
FormField formField = form.addField();
formField.setVariable("FORM_TYPE");
formField.setType(FormField.Type.hidden);
formField.addValue("http://jabber.org/protocol/pubsub#subscribe_options");
formField = form.addField();
formField.setVariable("pubsub#deliver");
formField.setType(FormField.Type.boolean_type);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.deliver"));
formField.addValue(deliverNotifications);
formField = form.addField();
formField.setVariable("pubsub#digest");
formField.setType(FormField.Type.boolean_type);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.digest"));
formField.addValue(usingDigest);
formField = form.addField();
formField.setVariable("pubsub#digest_frequency");
formField.setType(FormField.Type.text_single);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.digest_frequency"));
formField.addValue(digestFrequency);
formField = form.addField();
formField.setVariable("pubsub#expire");
formField.setType(FormField.Type.text_single);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.expire"));
if (expire != null) {
formField.addValue(fastDateFormat.format(expire));
}
formField = form.addField();
formField.setVariable("pubsub#include_body");
formField.setType(FormField.Type.boolean_type);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.include_body"));
formField.addValue(includingBody);
formField = form.addField();
formField.setVariable("pubsub#show-values");
formField.setType(FormField.Type.list_multi);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.show-values"));
formField.addOption(null, Presence.Show.away.name());
formField.addOption(null, Presence.Show.chat.name());
formField.addOption(null, Presence.Show.dnd.name());
formField.addOption(null, "online");
formField.addOption(null, Presence.Show.xa.name());
for (String value : presenceStates) {
formField.addValue(value);
}
if (node.isCollectionNode()) {
formField = form.addField();
formField.setVariable("pubsub#subscription_type");
formField.setType(FormField.Type.list_single);
formField.setLabel(
LocaleUtils.getLocalizedString("pubsub.form.subscription.subscription_type"));
formField.addOption(null, Type.items.name());
formField.addOption(null, Type.nodes.name());
formField.addValue(type);
formField = form.addField();
formField.setVariable("pubsub#subscription_depth");
formField.setType(FormField.Type.list_single);
formField.setLabel(
LocaleUtils.getLocalizedString("pubsub.form.subscription.subscription_depth"));
formField.addOption(null, "1");
formField.addOption(null, "all");
formField.addValue(depth == 1 ? "1" : "all");
}
if (!node.isCollectionNode() || type == Type.items) {
formField = form.addField();
formField.setVariable("x-pubsub#keywords");
formField.setType(FormField.Type.text_single);
formField.setLabel(LocaleUtils.getLocalizedString("pubsub.form.subscription.keywords"));
if (keyword != null) {
formField.addValue(keyword);
}
}
return form;
}