/** Functionality to handle the "Save" button being clicked. */
private void save(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromRequest(request);
String virtualWiki = pageInfo.getVirtualWikiName();
Topic topic = loadTopic(virtualWiki, topicName);
Topic lastTopic = WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null);
if (lastTopic != null
&& !lastTopic.getCurrentVersionId().equals(retrieveLastTopicVersionId(request, topic))) {
// someone else has edited the topic more recently
resolve(request, next, pageInfo);
return;
}
String contents = request.getParameter("contents");
String sectionName = "";
if (!StringUtils.isBlank(request.getParameter("section"))) {
// load section of topic
int section = Integer.valueOf(request.getParameter("section"));
ParserOutput parserOutput = new ParserOutput();
String[] spliceResult =
ParserUtil.parseSplice(
parserOutput,
request.getContextPath(),
request.getLocale(),
virtualWiki,
topicName,
section,
contents);
contents = spliceResult[1];
sectionName = parserOutput.getSectionName();
}
if (contents == null) {
logger.warning("The topic " + topicName + " has no content");
throw new WikiException(new WikiMessage("edit.exception.nocontent", topicName));
}
// strip line feeds
contents = StringUtils.remove(contents, '\r');
String lastTopicContent =
(lastTopic != null) ? StringUtils.remove(lastTopic.getTopicContent(), '\r') : "";
if (lastTopic != null && StringUtils.equals(lastTopicContent, contents)) {
// topic hasn't changed. redirect to prevent user from refreshing and re-submitting
ServletUtil.redirect(next, virtualWiki, topic.getName());
return;
}
String editComment = request.getParameter("editComment");
if (handleSpam(request, next, topicName, contents, editComment)) {
this.loadEdit(request, next, pageInfo, contents, virtualWiki, topicName, false);
return;
}
// parse for signatures and other syntax that should not be saved in raw form
WikiUser user = ServletUtil.currentWikiUser();
ParserInput parserInput = new ParserInput();
parserInput.setContext(request.getContextPath());
parserInput.setLocale(request.getLocale());
parserInput.setWikiUser(user);
parserInput.setTopicName(topicName);
parserInput.setUserDisplay(ServletUtil.getIpAddress(request));
parserInput.setVirtualWiki(virtualWiki);
ParserOutput parserOutput = ParserUtil.parseMetadata(parserInput, contents);
// parse signatures and other values that need to be updated prior to saving
contents = ParserUtil.parseMinimal(parserInput, contents);
topic.setTopicContent(contents);
if (!StringUtils.isBlank(parserOutput.getRedirect())) {
// set up a redirect
topic.setRedirectTo(parserOutput.getRedirect());
topic.setTopicType(TopicType.REDIRECT);
} else if (topic.getTopicType() == TopicType.REDIRECT) {
// no longer a redirect
topic.setRedirectTo(null);
topic.setTopicType(TopicType.ARTICLE);
}
int charactersChanged = StringUtils.length(contents) - StringUtils.length(lastTopicContent);
TopicVersion topicVersion =
new TopicVersion(
user, ServletUtil.getIpAddress(request), editComment, contents, charactersChanged);
if (request.getParameter("minorEdit") != null) {
topicVersion.setEditType(TopicVersion.EDIT_MINOR);
}
WikiBase.getDataHandler()
.writeTopic(topic, topicVersion, parserOutput.getCategories(), parserOutput.getLinks());
// update watchlist
WikiUserDetailsImpl userDetails = ServletUtil.currentUserDetails();
if (!userDetails.hasRole(Role.ROLE_ANONYMOUS)) {
Watchlist watchlist = ServletUtil.currentWatchlist(request, virtualWiki);
boolean watchTopic = (request.getParameter("watchTopic") != null);
if (watchlist.containsTopic(topicName) != watchTopic) {
WikiBase.getDataHandler()
.writeWatchlistEntry(watchlist, virtualWiki, topicName, user.getUserId());
}
}
// redirect to prevent user from refreshing and re-submitting
String target = topic.getName();
if (!StringUtils.isBlank(sectionName)) {
target += "#" + sectionName;
}
ServletUtil.redirect(next, virtualWiki, target);
}
private void save(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String topicName = JAMWikiServlet.getTopicFromRequest(request);
String virtualWiki = JAMWikiServlet.getVirtualWikiFromURI(request);
Topic topic = loadTopic(virtualWiki, topicName);
TopicVersion lastTopicVersion =
WikiBase.getHandler().lookupLastTopicVersion(virtualWiki, topicName);
if (lastTopicVersion != null
&& lastTopicVersion.getTopicVersionId()
!= retrieveLastTopicVersionId(request, virtualWiki, topicName)) {
// someone else has edited the topic more recently
resolve(request, next, pageInfo);
return;
}
String contents = request.getParameter("contents");
if (StringUtils.hasText(request.getParameter("section"))) {
// load section of topic
int section = (new Integer(request.getParameter("section"))).intValue();
ParserDocument parserDocument =
Utilities.parseSplice(request, virtualWiki, topicName, section, contents);
contents = parserDocument.getContent();
}
if (contents == null) {
logger.warning("The topic " + topicName + " has no content");
throw new WikiException(new WikiMessage("edit.exception.nocontent", topicName));
}
if (lastTopicVersion != null && lastTopicVersion.getVersionContent().equals(contents)) {
viewTopic(request, next, pageInfo, topicName);
return;
}
// parse for signatures and other syntax that should not be saved in raw form
WikiUser user = Utilities.currentUser(request);
ParserInput parserInput = new ParserInput();
parserInput.setContext(request.getContextPath());
parserInput.setLocale(request.getLocale());
parserInput.setWikiUser(user);
parserInput.setTopicName(topicName);
parserInput.setUserIpAddress(request.getRemoteAddr());
parserInput.setVirtualWiki(virtualWiki);
ParserDocument parserDocument = Utilities.parseSave(parserInput, contents);
contents = parserDocument.getContent();
topic.setTopicContent(contents);
if (StringUtils.hasText(parserDocument.getRedirect())) {
// set up a redirect
topic.setRedirectTo(parserDocument.getRedirect());
topic.setTopicType(Topic.TYPE_REDIRECT);
} else if (topic.getTopicType() == Topic.TYPE_REDIRECT) {
// no longer a redirect
topic.setRedirectTo(null);
topic.setTopicType(Topic.TYPE_ARTICLE);
}
TopicVersion topicVersion =
new TopicVersion(
user, request.getRemoteAddr(), request.getParameter("editComment"), contents);
if (request.getParameter("minorEdit") != null) {
topicVersion.setEditType(TopicVersion.EDIT_MINOR);
}
WikiBase.getHandler().writeTopic(topic, topicVersion, parserDocument);
// a save request has been made
JAMWikiServlet.removeCachedContents();
viewTopic(request, next, pageInfo, topicName);
}