@Override
public void appendInterWikiLink(String namespace, String title, String topicDescription) {
String hrefLink = getInterwikiMap().get(namespace.toLowerCase());
if (hrefLink != null) {
String virtualWiki = fParserInput.getVirtualWiki();
WikiLink wikiLink =
LinkUtil.parseWikiLink(
virtualWiki, namespace + Namespace.SEPARATOR + title + "|" + topicDescription);
String destination = wikiLink.getDestination();
destination =
destination.substring(
wikiLink.getNamespace().getLabel(virtualWiki).length()
+ Namespace.SEPARATOR.length());
hrefLink = hrefLink.replace("${title}", Utilities.encodeAndEscapeTopicName(title));
TagNode aTagNode = new TagNode("a");
aTagNode.addAttribute("href", hrefLink, true);
aTagNode.addAttribute("class", "interwiki", false);
pushNode(aTagNode);
WikipediaParser.parseRecursive(topicDescription.trim(), this, false, true);
popNode();
} else {
append(new ContentToken(topicDescription));
}
}
private void loadEdit(
HttpServletRequest request,
ModelAndView next,
WikiPageInfo pageInfo,
String contents,
String virtualWiki,
String topicName,
boolean useSection)
throws Exception {
pageInfo.setPageTitle(new WikiMessage("edit.title", topicName));
pageInfo.setTopicName(topicName);
WikiLink wikiLink = LinkUtil.parseWikiLink(virtualWiki, topicName);
if (wikiLink.getNamespace().getId().equals(Namespace.CATEGORY_ID)) {
ServletUtil.loadCategoryContent(next, virtualWiki, topicName);
}
if (request.getParameter("editComment") != null) {
next.addObject("editComment", request.getParameter("editComment"));
}
if (useSection && request.getParameter("section") != null) {
next.addObject("section", request.getParameter("section"));
}
next.addObject("minorEdit", (request.getParameter("minorEdit") != null));
Watchlist watchlist = ServletUtil.currentWatchlist(request, virtualWiki);
if (request.getParameter("watchTopic") != null
|| (watchlist.containsTopic(topicName) && !isPreview(request))) {
next.addObject("watchTopic", true);
}
pageInfo.setContentJsp(JSP_EDIT);
WikiUser user = ServletUtil.currentWikiUser();
String editor = user.getEditor();
next.addObject("editor", editor);
next.addObject("contents", contents);
}
/**
* Parse a raw Wiki link of the form "[[link|text]]", and return a WikiLink object representing
* the link.
*
* @param parserInput Input configuration settings for this parser instance.
* @param raw The raw Wiki link text.
* @return A WikiLink object that represents the link.
*/
protected static WikiLink parseWikiLink(
ParserInput parserInput, ParserOutput parserOutput, String raw) throws ParserException {
if (StringUtils.isBlank(raw)) {
return new WikiLink();
}
raw = raw.trim();
String suffix = ((!raw.endsWith("]]")) ? raw.substring(raw.lastIndexOf("]]") + 2) : null);
// for performance reasons use String methods rather than regex
// private static final Pattern WIKI_LINK_PATTERN =
// Pattern.compile("\\[\\[\\s*(\\:\\s*)?\\s*(.+?)(\\s*\\|\\s*(.+))?\\s*\\]\\]([a-z]*)");
raw = raw.substring(raw.indexOf("[[") + 2, raw.lastIndexOf("]]")).trim();
// parse in case there is a template or magic word - [[{{PAGENAME}}]]
raw = JFlexParserUtil.parseFragment(parserInput, parserOutput, raw, JFlexParser.MODE_TEMPLATE);
boolean colon = false;
if (raw.startsWith(":")) {
colon = true;
raw = raw.substring(1).trim();
}
String text = null;
int pos = raw.indexOf('|');
if (pos != -1 && pos != (raw.length() - 1)) {
text = raw.substring(pos + 1).trim();
raw = raw.substring(0, pos).trim();
}
String virtualWiki = parserInput.getVirtualWiki();
WikiLink wikiLink = LinkUtil.parseWikiLink(virtualWiki, raw);
if (!colon && wikiLink.getNamespace().getId().equals(Namespace.CATEGORY_ID)) {
// do not set default text for categories
wikiLink.setText(null);
}
if (wikiLink.getVirtualWiki() != null
&& !StringUtils.equals(wikiLink.getVirtualWiki().getName(), virtualWiki)
&& StringUtils.isBlank(wikiLink.getDestination())) {
// use the root topic name as the destination
wikiLink.setDestination(wikiLink.getVirtualWiki().getRootTopicName());
if (StringUtils.isBlank(wikiLink.getText())) {
wikiLink.setText(wikiLink.getVirtualWiki().getName() + Namespace.SEPARATOR);
}
}
if (wikiLink.getInterwiki() != null
&& StringUtils.isBlank(wikiLink.getDestination())
&& StringUtils.isBlank(wikiLink.getText())) {
wikiLink.setText(wikiLink.getInterwiki().getInterwikiPrefix() + Namespace.SEPARATOR);
}
wikiLink.setColon(colon);
if (text != null) {
wikiLink.setText(text);
}
if (!StringUtils.isBlank(suffix)) {
wikiLink.setText(wikiLink.getText() + suffix);
}
return wikiLink;
}
private String processLinkMetadata(
ParserInput parserInput, ParserOutput parserOutput, int mode, String raw, WikiLink wikiLink)
throws ParserException {
String result = raw;
if (!wikiLink.getColon() && wikiLink.getNamespace().getId().equals(Namespace.CATEGORY_ID)) {
String sortKey = wikiLink.getText();
if (!StringUtils.isBlank(sortKey)) {
sortKey = JFlexParserUtil.parseFragment(parserInput, sortKey, JFlexParser.MODE_PREPROCESS);
}
parserOutput.addCategory(wikiLink.getDestination(), sortKey);
if (mode > JFlexParser.MODE_MINIMAL) {
// keep the category around in minimal parsing mode, otherwise suppress it from the output
result = "";
}
}
if (!StringUtils.isBlank(wikiLink.getDestination())) {
parserOutput.addLink(wikiLink.getDestination());
}
return result;
}
/**
* 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 loadEdit(
HttpServletRequest request,
ModelAndView next,
WikiPageInfo pageInfo,
String virtualWiki,
String topicName,
boolean useSection)
throws Exception {
pageInfo.setPageTitle(new WikiMessage("edit.title", topicName));
pageInfo.setTopicName(topicName);
WikiLink wikiLink = LinkUtil.parseWikiLink(topicName);
String namespace = wikiLink.getNamespace();
if (namespace != null && namespace.equals(NamespaceHandler.NAMESPACE_CATEGORY)) {
loadCategoryContent(next, virtualWiki, topicName);
}
if (request.getParameter("editComment") != null) {
next.addObject("editComment", request.getParameter("editComment"));
}
if (useSection && request.getParameter("section") != null) {
next.addObject("section", request.getParameter("section"));
}
next.addObject("minorEdit", new Boolean(request.getParameter("minorEdit") != null));
}
/** Parse a Mediawiki link of the form "[[topic|text]]" and return the resulting HTML output. */
public String parse(JFlexLexer lexer, String raw, Object... args) throws ParserException {
boolean containsNestedLinks =
(args.length > 0 && StringUtils.equals(args[0].toString(), "nested"));
WikiLink wikiLink = JFlexParserUtil.parseWikiLink(lexer.getParserInput(), raw);
if (StringUtils.isBlank(wikiLink.getDestination())
&& StringUtils.isBlank(wikiLink.getSection())) {
// no destination or section
return raw;
}
if (containsNestedLinks) {
// if there is a nested link it must be an image, otherwise the syntax is invalid.
if (wikiLink.getColon() || !wikiLink.getNamespace().getId().equals(Namespace.FILE_ID)) {
int start = raw.indexOf("[[");
int end = raw.lastIndexOf("]]");
String content = raw.substring(start + "[[".length(), end);
return "[["
+ JFlexParserUtil.parseFragment(lexer.getParserInput(), content, lexer.getMode())
+ "]]";
}
}
raw =
this.processLinkMetadata(
lexer.getParserInput(), lexer.getParserOutput(), lexer.getMode(), raw, wikiLink);
if (lexer.getMode() <= JFlexParser.MODE_PREPROCESS) {
// do not parse to HTML when in preprocess mode
return raw;
}
if (!wikiLink.getColon() && wikiLink.getNamespace().getId().equals(Namespace.FILE_ID)) {
// parse as an image
return lexer.parse(JFlexLexer.TAG_TYPE_IMAGE_LINK, raw);
}
try {
if (!StringUtils.isBlank(wikiLink.getInterWiki())) {
// inter-wiki link
return LinkUtil.interWiki(wikiLink);
}
String virtualWiki = lexer.getParserInput().getVirtualWiki();
if (wikiLink.getVirtualWiki() != null) {
// link to another virtual wiki
virtualWiki = wikiLink.getVirtualWiki().getName();
}
if (StringUtils.isBlank(wikiLink.getText())
&& !StringUtils.isBlank(wikiLink.getDestination())) {
wikiLink.setText(wikiLink.getDestination());
if (!StringUtils.isBlank(wikiLink.getSection())) {
wikiLink.setText(
wikiLink.getText()
+ "#"
+ Utilities.decodeAndEscapeTopicName(wikiLink.getSection(), true));
}
} else if (StringUtils.isBlank(wikiLink.getText())
&& !StringUtils.isBlank(wikiLink.getSection())) {
wikiLink.setText(Utilities.decodeAndEscapeTopicName("#" + wikiLink.getSection(), true));
} else {
// pass a parameter via the parserInput to prevent nested links from being generated
lexer.getParserInput().getTempParams().put(LINK_CAPTION, true);
wikiLink.setText(
JFlexParserUtil.parseFragment(
lexer.getParserInput(), wikiLink.getText(), lexer.getMode()));
lexer.getParserInput().getTempParams().remove(LINK_CAPTION);
}
if (StringUtils.equals(wikiLink.getDestination(), lexer.getParserInput().getTopicName())
&& StringUtils.equals(virtualWiki, lexer.getParserInput().getVirtualWiki())
&& StringUtils.isBlank(wikiLink.getSection())) {
// same page, bold the text and return
return "<b>"
+ (StringUtils.isBlank(wikiLink.getText())
? wikiLink.getDestination()
: wikiLink.getText())
+ "</b>";
}
// do not escape text html - already done by parser
return LinkUtil.buildInternalLinkHtml(
lexer.getParserInput().getContext(),
virtualWiki,
wikiLink,
wikiLink.getText(),
null,
null,
false);
} catch (DataAccessException e) {
logger.severe("Failure while parsing link " + raw, e);
return "";
} catch (ParserException e) {
logger.severe("Failure while parsing link " + raw, e);
return "";
}
}