public static ImageFormat getImageFormat(String rawImageLink, String imageNamespace) {
ImageFormat img = new ImageFormat();
List<String> list = WikipediaScanner.splitByPipe(rawImageLink, null);
if (list.size() > 0) {
String attrValue;
String token = list.get(0);
img.setFilename("");
if (token.length() > imageNamespace.length()
&& token.charAt(imageNamespace.length()) == ':') {
if (imageNamespace.equalsIgnoreCase(token.substring(0, imageNamespace.length()))) {
img.setFilename(token.substring(imageNamespace.length() + 1));
img.setNamespace(imageNamespace);
}
}
String caption;
for (int j = 1; j < list.size(); j++) {
caption = list.get(j).trim();
if (caption.length() > 0) {
token = caption.toLowerCase();
int defIndex = token.indexOf("=");
if (defIndex > 0) {
token = token.substring(0, defIndex).trim();
if (token.equals("link")) {
attrValue = caption.substring(defIndex + 1).trim();
img.setLink(attrValue);
continue;
}
if (token.equals("alt")) {
attrValue = caption.substring(defIndex + 1).trim();
img.setAlt(Encoder.encodeHtml(attrValue));
continue;
}
} else {
if (token.equals("frame")
|| token.equals("thumb")
|| token.equals("thumbnail")
|| token.equals("border")) {
img.setType(token);
continue;
}
if (token.equals("right")
|| token.equals("left")
|| token.equals("center")
|| token.equals("none")) {
img.setLocation(token);
continue;
}
if (token.endsWith("px")) {
img.setSize(token);
continue;
}
}
img.setCaption(caption);
}
}
}
return img;
}
/**
* Perform external link processing.
*
* <p>
*
* <p>According to {@link <a
* href="http://download.oracle.com/otn-pub/jcp/jaxrs-2_0-fr-eval-spec/jsr339-jaxrs-2.0-final-spec.pdf">
* JAX-RS specification section 3.7.3</a>}: "4. If the resulting string ends with ‘/’ then remove
* the final character". To differentiate links the trailing slash is checked manually.
*/
@GET
@Path("link/{spec:(Http|Https|Ftp|Smb|Sftp|Scp)://.*}")
@Produces("text/html")
public Redirect externalLink(
@PathParam("spec") String spec,
@Context HttpServletRequest req,
@Context HttpServletResponse resp)
throws Exception {
if (req.getRequestURI().endsWith("/") && !spec.endsWith("/")) {
spec += "/";
}
Matcher matcher = EXT_LINK_REGEXP.matcher(spec);
if (!matcher.matches()) {
throw new BadRequestException();
}
URL url;
try {
url = new URL(spec);
} catch (MalformedURLException ignored) {
throw new BadRequestException();
}
Matcher cematcher = CHECK_ENCODED_REGEXP.matcher(url.getPath());
String path = cematcher.matches() ? Encoder.encodeUrl(url.getPath()) : url.getPath();
return new Redirect(
new URL(
url.getProtocol(),
IDN.toASCII(url.getHost()),
url.getPort(),
path + (!StringUtils.isBlank(url.getQuery()) ? "?" + url.getQuery() : ""))
.toURI());
}