/**
* Build the HTML anchor link to a topic page for a given WikLink object.
*
* @param context The servlet context for the link that is being created.
* @param virtualWiki The virtual wiki for the link that is being created.
* @param wikiLink The WikiLink object containing all relevant information about the link being
* generated.
* @param text The text to display as the link content.
* @param style The CSS class to use with the anchor HTML tag. This value can be <code>null</code>
* or empty if no custom style is used.
* @param target The anchor link target, or <code>null</code> or empty if no target is needed.
* @param escapeHtml Set to <code>true</code> if the link caption should be HTML escaped. This
* value should be <code>true</code> in any case where the caption is not guaranteed to be
* free from potentially malicious HTML code.
* @return An HTML anchor link that matches the given input parameters.
* @throws DataAccessException Thrown if any error occurs while retrieving topic information.
*/
public static String buildInternalLinkHtml(
String context,
String virtualWiki,
WikiLink wikiLink,
String text,
String style,
String target,
boolean escapeHtml)
throws DataAccessException {
String url = LinkUtil.buildTopicUrl(context, virtualWiki, wikiLink);
String topic = wikiLink.getDestination();
if (StringUtils.isBlank(text)) {
text = topic;
}
if (!StringUtils.isBlank(topic) && StringUtils.isBlank(style)) {
if (!StringUtils.isEmpty(virtualWiki) && InterWikiHandler.isInterWiki(virtualWiki)) {
style = "interwiki";
} else if (!LinkUtil.isExistingArticle(virtualWiki, topic)) {
style = "edit";
}
}
if (!StringUtils.isBlank(style)) {
style = " class=\"" + style + "\"";
} else {
style = "";
}
if (!StringUtils.isBlank(target)) {
target = " target=\"" + target + "\"";
} else {
target = "";
}
if (StringUtils.isBlank(topic) && !StringUtils.isBlank(wikiLink.getSection())) {
topic = wikiLink.getSection();
}
StringBuffer html = new StringBuffer();
html.append("<a href=\"").append(url).append('\"').append(style);
html.append(" title=\"")
.append(StringEscapeUtils.escapeHtml(topic))
.append('\"')
.append(target)
.append('>');
if (escapeHtml) {
html.append(StringEscapeUtils.escapeHtml(text));
} else {
html.append(text);
}
html.append("</a>");
return html.toString();
}
/**
* Build a URL to the topic page for a given topic.
*
* @param context The servlet context path. If this value is <code>null</code> then the resulting
* URL will NOT include context path, which breaks HTML links but is useful for servlet
* redirection URLs.
* @param virtualWiki The virtual wiki for the link that is being created.
* @param wikiLink The WikiLink object containing all relevant information about the link being
* generated.
* @throws DataAccessException Thrown if any error occurs while retrieving topic information.
*/
public static String buildTopicUrl(String context, String virtualWiki, WikiLink wikiLink)
throws DataAccessException {
String topic = wikiLink.getDestination();
String section = wikiLink.getSection();
String query = wikiLink.getQuery();
String url = LinkUtil.buildTopicUrlNoEdit(context, virtualWiki, topic, section, query);
if (StringUtils.isBlank(topic) && !StringUtils.isBlank(section)) {
// do not check existence for section links
return url;
}
if (!LinkUtil.isExistingArticle(virtualWiki, topic)) {
url = LinkUtil.buildEditLinkUrl(context, virtualWiki, topic, query, -1);
}
return url;
}
@Override
public void appendInternalLink(
String topic,
String hashSection,
String topicDescription,
String cssClass,
boolean parseRecursive) {
try {
String virtualWiki = fParserInput.getVirtualWiki();
WikiLink wikiLink;
if (hashSection != null) {
wikiLink = LinkUtil.parseWikiLink(virtualWiki, topic + "#" + hashSection);
} else {
wikiLink = LinkUtil.parseWikiLink(virtualWiki, topic);
}
String destination = wikiLink.getDestination();
String section = wikiLink.getSection();
String query = wikiLink.getQuery();
String href = buildTopicUrlNoEdit(fContextPath, virtualWiki, destination, section, query);
String style = "";
if (StringUtils.isBlank(topic) && !StringUtils.isBlank(section)) {
// do not check existence for section links
} else {
String articleName = topic.replace('_', ' ');
if (LinkUtil.isExistingArticle(virtualWiki, articleName) == null) {
style = "edit";
href = LinkUtil.buildEditLinkUrl(fContextPath, virtualWiki, topic, query, -1);
}
}
WPATag aTagNode = new WPATag();
aTagNode.addAttribute("href", href, true);
aTagNode.addAttribute("class", style, true);
aTagNode.addObjectAttribute("wikilink", topic);
pushNode(aTagNode);
if (parseRecursive) {
WikipediaParser.parseRecursive(topicDescription.trim(), this, false, true);
} else {
aTagNode.addChild(new ContentToken(topicDescription));
}
popNode();
} catch (DataAccessException e1) {
e1.printStackTrace();
append(new ContentToken(topicDescription));
}
}