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);
}
