public static WikiGroup getGroupRegisteredUser() {
if (WikiUtil.isFirstUse() || WikiUtil.isUpgrade()) {
throw new IllegalStateException(
"Cannot retrieve group information prior to completing setup/upgrade");
}
if (WikiBase.GROUP_REGISTERED_USER == null) {
try {
WikiBase.GROUP_REGISTERED_USER =
WikiBase.getDataHandler().lookupWikiGroup(WikiGroup.GROUP_REGISTERED_USER);
} catch (Exception e) {
throw new RuntimeException("Unable to retrieve registered users group", e);
}
}
return WikiBase.GROUP_REGISTERED_USER;
}
/**
* Utility method used when redirecting to a login page.
*
* @param request The servlet request object.
* @param pageInfo The current WikiPageInfo object, which contains information needed for
* rendering the final JSP page.
* @param topic The topic to be redirected to. Valid examples are "Special:Admin",
* "StartingPoints", etc.
* @param messageObject A WikiMessage object to be displayed on the login page.
* @return Returns a ModelAndView object corresponding to the login page display.
* @throws Exception Thrown if any error occurs during processing.
*/
protected static ModelAndView viewLogin(
HttpServletRequest request, WikiPageInfo pageInfo, String topic, WikiMessage messageObject)
throws Exception {
ModelAndView next = new ModelAndView("wiki");
pageInfo.reset();
String virtualWikiName = WikiUtil.getVirtualWikiFromURI(request);
String target = request.getParameter("target");
if (!StringUtils.hasText(target)) {
if (!StringUtils.hasText(topic)) {
VirtualWiki virtualWiki = WikiBase.getDataHandler().lookupVirtualWiki(virtualWikiName);
topic = virtualWiki.getDefaultTopicName();
}
target = topic;
if (StringUtils.hasText(request.getQueryString())) {
target += "?" + request.getQueryString();
}
}
next.addObject("target", target);
pageInfo.setPageTitle(new WikiMessage("login.title"));
pageInfo.setContentJsp(JSP_LOGIN);
pageInfo.setSpecial(true);
if (messageObject != null) {
next.addObject("messageObject", messageObject);
}
return next;
}
private TreeSet retrieveTranslationCodes() throws Exception {
TreeSet codes = new TreeSet();
File propertyRoot = WikiUtil.getClassLoaderRoot();
File[] files = propertyRoot.listFiles();
File file;
String filename;
for (int i = 0; i < files.length; i++) {
file = files[i];
if (!file.isFile()) {
continue;
}
filename = file.getName();
if (!StringUtils.hasText(filename)) {
continue;
}
if (!filename.startsWith("ApplicationResources_") || !filename.endsWith(".properties")) {
continue;
}
String code =
filename.substring(
"ApplicationResources_".length(), filename.length() - ".properties".length());
if (StringUtils.hasText(code)) {
codes.add(code);
}
}
return codes;
}
private Collection<GrantedAuthority> retrieveUserAuthorities(String username)
throws DataAccessException {
if (WikiUtil.isFirstUse()) {
return new ArrayList<GrantedAuthority>();
}
// add authorities given to all users
Collection<GrantedAuthority> results = new ArrayList<GrantedAuthority>();
if (JAMWikiAuthenticationConfiguration.getDefaultGroupRoles() != null) {
results.addAll(JAMWikiAuthenticationConfiguration.getDefaultGroupRoles());
}
// add authorities specific to this user
if (!StringUtils.isBlank(username)) {
// FIXME - log error for blank username? RegisterServlet will trigger that.
try {
List<Role> roles = WikiBase.getDataHandler().getRoleMapUser(username);
if (roles != null) {
for (Role role : roles) {
results.add(new RoleImpl(role));
}
}
} catch (org.jamwiki.DataAccessException e) {
throw new DataAccessResourceFailureException(
"Unable to retrieve authorities for user: " + username, e);
}
}
return results;
}
private void view(
HttpServletRequest request,
HttpServletResponse response,
ModelAndView next,
WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromURI(request);
if (StringUtils.isBlank(topicName)) {
String virtualWikiName = pageInfo.getVirtualWikiName();
VirtualWiki virtualWiki = WikiBase.getDataHandler().lookupVirtualWiki(virtualWikiName);
topicName = virtualWiki.getRootTopicName();
}
String virtualWiki = pageInfo.getVirtualWikiName();
if (StringUtils.isBlank(virtualWiki)) {
virtualWiki = VirtualWiki.defaultVirtualWiki().getName();
}
Topic topic = ServletUtil.initializeTopic(virtualWiki, topicName);
if (topic.getTopicId() <= 0) {
// topic does not exist, return 404 and display empty page
response.setStatus(HttpServletResponse.SC_NOT_FOUND);
WikiMessage wikiMessage = new WikiMessage("topic.notcreated");
// topic name is escaped from WikiUtil.getTopicFromURI, so do not double-escape
wikiMessage.setParamsWithoutEscaping(new String[] {topicName});
next.addObject("notopic", wikiMessage);
}
WikiMessage pageTitle = new WikiMessage("topic.title", topicName);
ServletUtil.viewTopic(request, next, pageInfo, pageTitle, topic, true, true);
}
static {
// manually set the ImageIO temp directory so that systems with incorrect defaults won't fail
// when processing images.
File directory = WikiUtil.getTempDirectory();
if (directory.exists()) {
ImageIO.setCacheDirectory(directory);
}
}
/**
* Determine if the system code has been upgraded from the configured system version. Thus if the
* system is upgraded, this method returns <code>true</code>
*
* @return <code>true</code> if the system has been upgraded, <code>false</code> otherwise.
*/
public static boolean isUpgrade() {
if (WikiUtil.isFirstUse()) {
return false;
}
WikiVersion oldVersion =
new WikiVersion(Environment.getValue(Environment.PROP_BASE_WIKI_VERSION));
WikiVersion currentVersion = new WikiVersion(WikiVersion.CURRENT_WIKI_VERSION);
return oldVersion.before(currentVersion);
}
/** Functionality to handle the "Preview" button being clicked. */
private void preview(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromRequest(request);
String virtualWiki = pageInfo.getVirtualWikiName();
String contents = (String) request.getParameter("contents");
Topic previewTopic = new Topic(virtualWiki, topicName);
previewTopic.setTopicContent(contents);
next.addObject("editPreview", "true");
ServletUtil.viewTopic(request, next, pageInfo, null, previewTopic, false, false);
}
private void jumpTo(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
String topic = request.getParameter("text");
if (WikiBase.exists(virtualWiki, topic)) {
ServletUtil.redirect(next, virtualWiki, topic);
} else {
next.addObject("notopic", new WikiMessage("topic.notcreated", topic));
this.search(request, next, pageInfo);
}
}
/**
* FIXME - override the parent method to determine if processing should occur. Needed due to the
* fact that different virtual wikis may be used.
*/
protected boolean requiresLogout(HttpServletRequest request, HttpServletResponse response) {
String uri = request.getRequestURI();
int pathParamIndex = uri.indexOf(';');
if (pathParamIndex > 0) {
// strip everything after the first semi-colon
uri = uri.substring(0, pathParamIndex);
}
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
return uri.endsWith(
request.getContextPath() + "/" + virtualWiki + this.getFilterProcessesUrl());
}
/**
* Examine the request object, and see if the requested topic or page matches a given value.
*
* @param request The servlet request object.
* @param value The value to match against the current topic or page name.
* @return <code>true</code> if the value matches the current topic or page name, <code>false
* </code> otherwise.
*/
protected static boolean isTopic(HttpServletRequest request, String value) {
try {
String topic = WikiUtil.getTopicFromURI(request);
if (!StringUtils.hasText(topic)) {
return false;
}
if (value != null && topic.equals(value)) {
return true;
}
} catch (Exception e) {
}
return false;
}
private void resolve(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromRequest(request);
String virtualWiki = pageInfo.getVirtualWikiName();
Topic lastTopic = WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null);
String contents1 = lastTopic.getTopicContent();
String contents2 = request.getParameter("contents");
next.addObject("lastTopicVersionId", lastTopic.getCurrentVersionId());
next.addObject("contentsResolve", contents2);
this.loadDiff(request, next, pageInfo, contents1, contents2);
this.loadEdit(request, next, pageInfo, contents1, virtualWiki, topicName, false);
next.addObject("editResolve", "true");
}
/**
* Allow subclasses to modify the redirection message.
*
* @param request the request
* @param response the response
* @param url the URL to redirect to
* @throws IOException in the event of any failure
*/
protected void sendRedirect(HttpServletRequest request, HttpServletResponse response, String url)
throws IOException {
String targetUrl = url;
if ("/DEFAULT_VIRTUAL_WIKI".equals(url)) {
// ugly, but a hard-coded constant seems to be the only way to
// allow a dynamic url value
String virtualWikiName = WikiUtil.getVirtualWikiFromURI(request);
if (!StringUtils.hasText(virtualWikiName)) {
virtualWikiName = WikiBase.DEFAULT_VWIKI;
}
String topicName = Environment.getValue(Environment.PROP_BASE_DEFAULT_TOPIC);
try {
VirtualWiki virtualWiki = WikiBase.getDataHandler().lookupVirtualWiki(virtualWikiName);
topicName = virtualWiki.getDefaultTopicName();
} catch (Exception e) {
logger.warning("Unable to retrieve default topic for virtual wiki", e);
}
targetUrl = request.getContextPath() + "/" + virtualWikiName + "/" + topicName;
} else if (url != null && !url.startsWith("http://") && !url.startsWith("https://")) {
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
targetUrl = request.getContextPath() + "/" + virtualWiki + url;
}
response.sendRedirect(response.encodeRedirectURL(targetUrl));
}
private ModelAndView loginRequired(HttpServletRequest request, WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromRequest(request);
String virtualWiki = pageInfo.getVirtualWikiName();
WikiUserDetailsImpl user = ServletUtil.currentUserDetails();
if (ServletUtil.isEditable(virtualWiki, topicName, user)) {
return null;
}
if (!user.hasRole(Role.ROLE_EDIT_EXISTING)) {
WikiMessage messageObject = new WikiMessage("login.message.edit");
return ServletUtil.viewLogin(
request, pageInfo, WikiUtil.getTopicFromURI(request), messageObject);
}
if (!user.hasRole(Role.ROLE_EDIT_NEW)
&& WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null) == null) {
WikiMessage messageObject = new WikiMessage("login.message.editnew");
return ServletUtil.viewLogin(
request, pageInfo, WikiUtil.getTopicFromURI(request), messageObject);
}
Topic topic = WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null);
if (topic == null) {
// this should never trigger, but better safe than sorry...
return null;
}
if (topic.getAdminOnly()) {
WikiMessage messageObject = new WikiMessage("login.message.editadmin", topicName);
return ServletUtil.viewLogin(
request, pageInfo, WikiUtil.getTopicFromURI(request), messageObject);
}
if (topic.getReadOnly()) {
throw new WikiException(new WikiMessage("error.readonly"));
}
// it should be impossible to get here...
throw new WikiException(
new WikiMessage("error.unknown", "Unable to determine topic editing permissions"));
}
/**
* Utility method used when viewing a topic.
*
* @param request The current servlet request object.
* @param next The current Spring ModelAndView object.
* @param pageInfo The current WikiPageInfo object, which contains information needed for
* rendering the final JSP page.
* @param topicName The topic being viewed. This value must be a valid topic that can be loaded as
* a org.jamwiki.model.Topic object.
* @throws Exception Thrown if any error occurs during processing.
*/
protected static void viewTopic(
HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo, String topicName)
throws Exception {
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
if (!StringUtils.hasText(virtualWiki)) {
virtualWiki = WikiBase.DEFAULT_VWIKI;
}
Topic topic = ServletUtil.initializeTopic(virtualWiki, topicName);
if (topic.getTopicId() <= 0) {
// topic does not exist, display empty page
next.addObject("notopic", new WikiMessage("topic.notcreated", topicName));
}
WikiMessage pageTitle = new WikiMessage("topic.title", topicName);
viewTopic(request, next, pageInfo, pageTitle, topic, true);
}
/**
* This method ensures that values required for rendering a JSP page have been loaded into the
* ModelAndView object. Examples of values that may be handled by this method include topic name,
* username, etc.
*
* @param request The current servlet request object.
* @param next The current ModelAndView object.
* @param pageInfo The current WikiPageInfo object, containing basic page rendering information.
*/
protected static void loadDefaults(
HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo) throws Exception {
if (next.getViewName() != null
&& next.getViewName().startsWith(ServletUtil.SPRING_REDIRECT_PREFIX)) {
// if this is a redirect, no need to load anything
return;
}
// load cached top area, nav bar, etc.
ServletUtil.buildLayout(request, next);
if (!StringUtils.hasText(pageInfo.getTopicName())) {
pageInfo.setTopicName(WikiUtil.getTopicFromURI(request));
}
pageInfo.setUserMenu(ServletUtil.buildUserMenu());
pageInfo.setTabMenu(ServletUtil.buildTabMenu(request, pageInfo));
next.addObject(ServletUtil.PARAMETER_PAGE_INFO, pageInfo);
}
private String buildSectionEditLink(ParserInput parserInput, int section) throws ParserException {
if (!parserInput.getAllowSectionEdit()) {
return "";
}
if (parserInput.getLocale() == null) {
logger.info(
"Unable to build section edit links for "
+ parserInput.getTopicName()
+ " - locale is empty");
return "";
}
// FIXME - template inclusion causes section edits to break, so disable for now
Integer inclusion = (Integer) parserInput.getTempParam(TemplateTag.TEMPLATE_INCLUSION);
boolean disallowInclusion = (inclusion != null && inclusion > 0);
if (disallowInclusion) {
return "";
}
String url = "";
try {
url =
LinkUtil.buildEditLinkUrl(
parserInput.getContext(),
parserInput.getVirtualWiki(),
parserInput.getTopicName(),
null,
section);
} catch (DataAccessException e) {
logger.error(
"Failure while building link for topic "
+ parserInput.getVirtualWiki()
+ " / "
+ parserInput.getTopicName(),
e);
}
// arguments are edit link URL and edit label text
Object[] args = new Object[2];
args[0] = url;
args[1] = Utilities.formatMessage("common.sectionedit", parserInput.getLocale());
try {
return WikiUtil.formatFromTemplate(TEMPLATE_HEADER_EDIT_LINK, args);
} catch (IOException e) {
throw new ParserException(e);
}
}
/**
* Initialize topic values for a Topic object. This method will check to see if a topic with the
* specified name exists, and if it does exist then that topic will be returned. Otherwise a new
* topic will be initialized, setting initial parameters such as topic name, virtual wiki, and
* topic type.
*
* @param virtualWiki The virtual wiki name for the topic being initialized.
* @param topicName The name of the topic being initialized.
* @return A new topic object with basic fields initialized, or if a topic with the given name
* already exists then the pre-existing topic is returned.
* @throws Exception Thrown if any error occurs while retrieving or initializing the topic object.
*/
protected static Topic initializeTopic(String virtualWiki, String topicName) throws Exception {
WikiUtil.validateTopicName(topicName);
Topic topic = WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null);
if (topic != null) {
return topic;
}
topic = new Topic();
topic.setName(topicName);
topic.setVirtualWiki(virtualWiki);
WikiLink wikiLink = LinkUtil.parseWikiLink(topicName);
String namespace = wikiLink.getNamespace();
if (namespace != null) {
if (namespace.equals(NamespaceHandler.NAMESPACE_CATEGORY)) {
topic.setTopicType(Topic.TYPE_CATEGORY);
} else if (namespace.equals(NamespaceHandler.NAMESPACE_TEMPLATE)) {
topic.setTopicType(Topic.TYPE_TEMPLATE);
}
}
return topic;
}
private void edit(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String topicName = WikiUtil.getTopicFromRequest(request);
String virtualWiki = pageInfo.getVirtualWikiName();
Topic topic = loadTopic(virtualWiki, topicName);
// topic name might be updated by loadTopic
topicName = topic.getName();
Integer lastTopicVersionId = retrieveLastTopicVersionId(request, topic);
next.addObject("lastTopicVersionId", lastTopicVersionId);
String contents = (String) request.getParameter("contents");
if (isPreview(request)) {
preview(request, next, pageInfo);
} else if (isShowChanges(request)) {
showChanges(request, next, pageInfo, virtualWiki, topicName, lastTopicVersionId);
} else if (!StringUtils.isBlank(request.getParameter("topicVersionId"))) {
// editing an older version
Integer topicVersionId = Integer.valueOf(request.getParameter("topicVersionId"));
TopicVersion topicVersion = WikiBase.getDataHandler().lookupTopicVersion(topicVersionId);
if (topicVersion == null) {
throw new WikiException(new WikiMessage("common.exception.notopic"));
}
contents = topicVersion.getVersionContent();
if (!lastTopicVersionId.equals(topicVersionId)) {
next.addObject("topicVersionId", topicVersionId);
}
} else if (!StringUtils.isBlank(request.getParameter("section"))) {
// editing a section of a topic
int section = Integer.valueOf(request.getParameter("section"));
String[] sliceResults =
ParserUtil.parseSlice(
request.getContextPath(), request.getLocale(), virtualWiki, topicName, section);
contents = sliceResults[1];
String sectionName = sliceResults[0];
String editComment = "/* " + sectionName + " */ ";
next.addObject("editComment", editComment);
} else {
// editing a full new or existing topic
contents = (topic == null) ? "" : topic.getTopicContent();
}
this.loadEdit(request, next, pageInfo, contents, virtualWiki, topicName, true);
}
protected void writeTopic(HttpServletRequest request, String editComment) throws Exception {
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
String topicName =
NamespaceHandler.NAMESPACE_JAMWIKI
+ NamespaceHandler.NAMESPACE_SEPARATOR
+ Utilities.decodeFromRequest(filename(request));
String contents =
"<pre><nowiki>\n" + Utilities.readFile(filename(request)) + "\n</nowiki></pre>";
Topic topic = WikiBase.getDataHandler().lookupTopic(virtualWiki, topicName, false, null);
if (topic == null) {
topic = new Topic();
topic.setVirtualWiki(virtualWiki);
topic.setName(topicName);
}
topic.setTopicContent(contents);
topic.setReadOnly(true);
topic.setTopicType(Topic.TYPE_SYSTEM_FILE);
WikiUser user = Utilities.currentUser();
TopicVersion topicVersion =
new TopicVersion(user, request.getRemoteAddr(), editComment, contents);
WikiBase.getDataHandler().writeTopic(topic, topicVersion, null, true, null);
}
private void search(HttpServletRequest request, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
String searchField = request.getParameter("text");
if (request.getParameter("text") == null) {
pageInfo.setPageTitle(new WikiMessage("search.title"));
} else {
pageInfo.setPageTitle(new WikiMessage("searchresult.title", searchField));
}
// forward back to the search page if the request is blank or null
if (!StringUtils.hasText(searchField)) {
pageInfo.setContentJsp(JSP_SEARCH);
pageInfo.setSpecial(true);
return;
}
// grab search engine instance and find
Collection results = WikiBase.getSearchEngine().findResults(virtualWiki, searchField);
next.addObject("searchField", searchField);
next.addObject("results", results);
pageInfo.setContentJsp(JSP_SEARCH_RESULTS);
pageInfo.setSpecial(true);
}
/**
* This method ensures that the left menu, logo, and other required values have been loaded into
* the session object.
*
* @param request The servlet request object.
* @param next A ModelAndView object corresponding to the page being constructed.
*/
private static void buildLayout(HttpServletRequest request, ModelAndView next) {
String virtualWikiName = WikiUtil.getVirtualWikiFromURI(request);
if (virtualWikiName == null) {
logger.severe("No virtual wiki available for page request " + request.getRequestURI());
virtualWikiName = WikiBase.DEFAULT_VWIKI;
}
VirtualWiki virtualWiki = retrieveVirtualWiki(virtualWikiName);
// build the layout contents
String leftMenu =
ServletUtil.cachedContent(
request.getContextPath(),
request.getLocale(),
virtualWikiName,
WikiBase.SPECIAL_PAGE_LEFT_MENU,
true);
next.addObject("leftMenu", leftMenu);
next.addObject("defaultTopic", virtualWiki.getDefaultTopicName());
next.addObject("virtualWiki", virtualWiki.getName());
next.addObject("logo", Environment.getValue(Environment.PROP_BASE_LOGO_IMAGE));
String bottomArea =
ServletUtil.cachedContent(
request.getContextPath(),
request.getLocale(),
virtualWiki.getName(),
WikiBase.SPECIAL_PAGE_BOTTOM_AREA,
true);
next.addObject("bottomArea", bottomArea);
next.addObject(ServletUtil.PARAMETER_VIRTUAL_WIKI, virtualWiki.getName());
Integer cssRevision = new Integer(0);
try {
cssRevision =
WikiBase.getDataHandler()
.lookupTopic(virtualWiki.getName(), WikiBase.SPECIAL_PAGE_STYLESHEET, false, null)
.getCurrentVersionId();
} catch (Exception e) {
}
next.addObject("cssRevision", cssRevision);
}
/**
* This method handles the request after its parent class receives control.
*
* @param request - Standard HttpServletRequest object.
* @param response - Standard HttpServletResponse object.
* @return A <code>ModelAndView</code> object to be handled by the rest of the Spring framework.
*/
protected ModelAndView handleJAMWikiRequest(
HttpServletRequest request,
HttpServletResponse response,
ModelAndView next,
WikiPageInfo pageInfo)
throws Exception {
if (!WikiUtil.isFirstUse()) {
throw new WikiException(new WikiMessage("setup.error.notrequired"));
}
String function =
(request.getParameter("function") == null)
? request.getParameter("override")
: request.getParameter("function");
if (function == null) {
function = "";
}
try {
if (!SystemUtils.isJavaVersionAtLeast(MINIMUM_JDK_VERSION)) {
throw new WikiException(
new WikiMessage(
"setup.error.jdk",
Integer.valueOf(MINIMUM_JDK_VERSION).toString(),
System.getProperty("java.version")));
}
if (!StringUtils.isBlank(function) && initialize(request, next, pageInfo)) {
ServletUtil.redirect(
next,
WikiBase.DEFAULT_VWIKI,
Environment.getValue(Environment.PROP_BASE_DEFAULT_TOPIC));
} else {
view(request, next, pageInfo);
}
} catch (Exception e) {
handleSetupError(request, next, pageInfo, e);
}
return next;
}
/**
* Utility method used when viewing a topic.
*
* @param request The current servlet request object.
* @param next The current Spring ModelAndView object.
* @param pageInfo The current WikiPageInfo object, which contains information needed for
* rendering the final JSP page.
* @param pageTitle The title of the page being rendered.
* @param topic The Topic object for the topic being displayed.
* @param sectionEdit Set to <code>true</code> if edit links should be displayed for each section
* of the topic.
* @throws Exception Thrown if any error occurs during processing.
*/
protected static void viewTopic(
HttpServletRequest request,
ModelAndView next,
WikiPageInfo pageInfo,
WikiMessage pageTitle,
Topic topic,
boolean sectionEdit)
throws Exception {
// FIXME - what should the default be for topics that don't exist?
if (topic == null) {
throw new WikiException(new WikiMessage("common.exception.notopic"));
}
WikiUtil.validateTopicName(topic.getName());
if (topic.getTopicType() == Topic.TYPE_REDIRECT
&& (request.getParameter("redirect") == null
|| !request.getParameter("redirect").equalsIgnoreCase("no"))) {
Topic child = Utilities.findRedirectedTopic(topic, 0);
if (!child.getName().equals(topic.getName())) {
pageInfo.setRedirectName(topic.getName());
pageTitle = new WikiMessage("topic.title", child.getName());
topic = child;
}
}
String virtualWiki = topic.getVirtualWiki();
String topicName = topic.getName();
WikiUser user = Utilities.currentUser();
if (sectionEdit && !ServletUtil.isEditable(virtualWiki, topicName, user)) {
sectionEdit = false;
}
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);
parserInput.setAllowSectionEdit(sectionEdit);
ParserDocument parserDocument = new ParserDocument();
String content = Utilities.parse(parserInput, parserDocument, topic.getTopicContent());
// FIXME - the null check should be unnecessary
if (parserDocument != null && parserDocument.getCategories().size() > 0) {
LinkedHashMap categories = new LinkedHashMap();
for (Iterator iterator = parserDocument.getCategories().keySet().iterator();
iterator.hasNext(); ) {
String key = (String) iterator.next();
String value =
key.substring(
NamespaceHandler.NAMESPACE_CATEGORY.length()
+ NamespaceHandler.NAMESPACE_SEPARATOR.length());
categories.put(key, value);
}
next.addObject("categories", categories);
}
topic.setTopicContent(content);
if (topic.getTopicType() == Topic.TYPE_CATEGORY) {
loadCategoryContent(next, virtualWiki, topic.getName());
}
if (topic.getTopicType() == Topic.TYPE_IMAGE || topic.getTopicType() == Topic.TYPE_FILE) {
Collection fileVersions =
WikiBase.getDataHandler().getAllWikiFileVersions(virtualWiki, topicName, true);
for (Iterator iterator = fileVersions.iterator(); iterator.hasNext(); ) {
// update version urls to include web root path
WikiFileVersion fileVersion = (WikiFileVersion) iterator.next();
String url =
FilenameUtils.normalize(
Environment.getValue(Environment.PROP_FILE_DIR_RELATIVE_PATH)
+ "/"
+ fileVersion.getUrl());
url = FilenameUtils.separatorsToUnix(url);
fileVersion.setUrl(url);
}
next.addObject("fileVersions", fileVersions);
if (topic.getTopicType() == Topic.TYPE_IMAGE) {
next.addObject("topicImage", new Boolean(true));
} else {
next.addObject("topicFile", new Boolean(true));
}
}
pageInfo.setSpecial(false);
pageInfo.setTopicName(topicName);
next.addObject(ServletUtil.PARAMETER_TOPIC_OBJECT, topic);
if (pageTitle != null) {
pageInfo.setPageTitle(pageTitle);
}
}
/**
* Retrieve a topic name from the servlet request. This method will retrieve a request parameter
* matching the PARAMETER_TOPIC value, and will decode it appropriately.
*
* @param request The servlet request object.
* @return The decoded topic name retrieved from the request.
*/
public static String getTopicFromRequest(HttpServletRequest request) {
return WikiUtil.getParameterFromRequest(request, WikiUtil.PARAMETER_TOPIC, true);
}
/** 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);
}
/**
* Build a map of links and the corresponding link text to be used as the tab menu links for the
* WikiPageInfo object.
*/
private static LinkedHashMap buildTabMenu(HttpServletRequest request, WikiPageInfo pageInfo) {
LinkedHashMap links = new LinkedHashMap();
WikiUser user = Utilities.currentUser();
String pageName = pageInfo.getTopicName();
String virtualWiki = WikiUtil.getVirtualWikiFromURI(request);
try {
if (pageInfo.getAdmin()) {
if (user.hasRole(Role.ROLE_SYSADMIN)) {
links.put("Special:Admin", new WikiMessage("tab.admin.configuration"));
links.put("Special:Maintenance", new WikiMessage("tab.admin.maintenance"));
links.put("Special:Roles", new WikiMessage("tab.admin.roles"));
}
if (user.hasRole(Role.ROLE_TRANSLATE)) {
links.put("Special:Translation", new WikiMessage("tab.admin.translations"));
}
} else if (pageInfo.getSpecial()) {
links.put(pageName, new WikiMessage("tab.common.special"));
} else {
String article = Utilities.extractTopicLink(pageName);
String comments = Utilities.extractCommentsLink(pageName);
links.put(article, new WikiMessage("tab.common.article"));
links.put(comments, new WikiMessage("tab.common.comments"));
if (ServletUtil.isEditable(virtualWiki, pageName, user)) {
String editLink = "Special:Edit?topic=" + Utilities.encodeForURL(pageName);
if (StringUtils.hasText(request.getParameter("topicVersionId"))) {
editLink += "&topicVersionId=" + request.getParameter("topicVersionId");
}
links.put(editLink, new WikiMessage("tab.common.edit"));
}
String historyLink = "Special:History?topic=" + Utilities.encodeForURL(pageName);
links.put(historyLink, new WikiMessage("tab.common.history"));
if (ServletUtil.isMoveable(virtualWiki, pageName, user)) {
String moveLink = "Special:Move?topic=" + Utilities.encodeForURL(pageName);
links.put(moveLink, new WikiMessage("tab.common.move"));
}
if (user.hasRole(Role.ROLE_USER)) {
Watchlist watchlist = WikiUtil.currentWatchlist(request, virtualWiki);
boolean watched = (watchlist.containsTopic(pageName));
String watchlistLabel = (watched) ? "tab.common.unwatch" : "tab.common.watch";
String watchlistLink = "Special:Watchlist?topic=" + Utilities.encodeForURL(pageName);
links.put(watchlistLink, new WikiMessage(watchlistLabel));
}
if (pageInfo.isUserPage()) {
WikiLink wikiLink = LinkUtil.parseWikiLink(pageName);
String contributionsLink =
"Special:Contributions?contributor=" + Utilities.encodeForURL(wikiLink.getArticle());
links.put(contributionsLink, new WikiMessage("tab.common.contributions"));
}
String linkToLink = "Special:LinkTo?topic=" + Utilities.encodeForURL(pageName);
links.put(linkToLink, new WikiMessage("tab.common.links"));
if (user.hasRole(Role.ROLE_ADMIN)) {
String manageLink = "Special:Manage?topic=" + Utilities.encodeForURL(pageName);
links.put(manageLink, new WikiMessage("tab.common.manage"));
}
String printLink = "Special:Print?topic=" + Utilities.encodeForURL(pageName);
links.put(printLink, new WikiMessage("tab.common.print"));
}
} catch (Exception e) {
logger.severe("Unable to build tabbed menu links", e);
}
return links;
}
/** Reload the data handler, user handler, and other basic wiki data structures. */
public static void reload() throws Exception {
WikiBase.dataHandler = WikiUtil.dataHandlerInstance();
WikiBase.searchEngine = WikiUtil.searchEngineInstance();
}
