+ private void renderSoneLink(PartContainer parts, String line) {
+ if (line.length() >= (7 + 43)) {
+ String soneId = line.substring(7, 50);
+ Optional<Sone> sone = soneProvider.getSone(soneId);
+ parts.add(new SonePart(sone.or(new IdOnlySone(soneId))));
+ } else {
+ parts.add(new PlainTextPart(line));
+ }
+ }
+
+ private void renderPostLink(PartContainer parts, String line) {
+ if (line.length() >= (7 + 36)) {
+ String postId = line.substring(7, 43);
+ Optional<Post> post = postProvider.getPost(postId);
+ if (post.isPresent()) {
+ parts.add(new PostPart(post.get()));
+ } else {
+ parts.add(new PlainTextPart(line.substring(0, 43)));
+ }
+ } else {
+ parts.add(new PlainTextPart(line));
+ }
+ }
+
+ private void renderFreenetLink(PartContainer parts, String link, LinkType linkType, @Nullable SoneTextParserContext context) {
+ String name = link;
+ if (name.indexOf('?') > -1) {
+ name = name.substring(0, name.indexOf('?'));
+ }
+ if (name.endsWith("/")) {
+ name = name.substring(0, name.length() - 1);
+ }
+ try {
+ FreenetURI uri = new FreenetURI(name);
+ name = uri.lastMetaString();
+ if (name == null) {
+ name = uri.getDocName();
+ }
+ if (name == null) {
+ name = link.substring(0, Math.min(9, link.length()));
+ }
+ boolean fromPostingSone = ((linkType == LinkType.SSK) || (linkType == LinkType.USK)) && (context != null) && (context.getPostingSone() != null) && link.substring(4, Math.min(link.length(), 47)).equals(context.getPostingSone().getId());
+ parts.add(new FreenetLinkPart(link, name, fromPostingSone));
+ } catch (MalformedURLException mue1) {
+ /* not a valid link, insert as plain text. */
+ parts.add(new PlainTextPart(link));
+ } catch (NullPointerException npe1) {
+ /* FreenetURI sometimes throws these, too. */
+ parts.add(new PlainTextPart(link));
+ } catch (ArrayIndexOutOfBoundsException aioobe1) {
+ /* oh, and these, too. */
+ parts.add(new PlainTextPart(link));
+ }
+ }
+
+ private void renderHttpLink(PartContainer parts, String link, LinkType linkType) {
+ String name;
+ name = link.substring(linkType == LinkType.HTTP ? 7 : 8);
+ int firstSlash = name.indexOf('/');
+ int lastSlash = name.lastIndexOf('/');
+ if ((lastSlash - firstSlash) > 3) {
+ name = name.substring(0, firstSlash + 1) + "…" + name.substring(lastSlash);
+ }
+ if (name.endsWith("/")) {
+ name = name.substring(0, name.length() - 1);
+ }
+ if (((name.indexOf('/') > -1) && (name.indexOf('.') < name.lastIndexOf('.', name.indexOf('/'))) || ((name.indexOf('/') == -1) && (name.indexOf('.') < name.lastIndexOf('.')))) && name.startsWith("www.")) {
+ name = name.substring(4);
+ }
+ if (name.indexOf('?') > -1) {
+ name = name.substring(0, name.indexOf('?'));
+ }
+ parts.add(new LinkPart(link, name));
+ }
+
+ private int findEndOfLink(String line) {
+ Matcher matcher = whitespacePattern.matcher(line);
+ int endOfLink = matcher.find() ? matcher.start() : line.length();
+ while ((endOfLink > 0) && isPunctuation(line.charAt(endOfLink - 1))) {
+ endOfLink--;
+ }
+ int openParens = 0;
+ for (int i = 0; i < endOfLink; i++) {
+ switch (line.charAt(i)) {
+ case '(':
+ openParens++;
+ break;
+ case ')':
+ openParens--;
+ if (openParens < 0) {
+ return i;
+ }
+ default:
+ }
+ }
+ return endOfLink;
+ }
+
+ private static boolean isPunctuation(char character) {
+ return (character == '.') || (character == ',');
+ }
+
+ private static class NextLink {
+
+ private final int position;
+ private final LinkType linkType;
+
+ private NextLink(int position, LinkType linkType) {
+ this.position = position;
+ this.linkType = linkType;
+ }
+
+ public int getPosition() {
+ return position;
+ }
+
+ public LinkType getLinkType() {
+ return linkType;
+ }
+
+ public static Optional<NextLink> findNextLink(String line) {
+ int earliestLinkPosition = Integer.MAX_VALUE;
+ LinkType linkType = null;
+ for (LinkType possibleLinkType : LinkType.values()) {
+ int nextLinkPosition = line.indexOf(possibleLinkType.getScheme());
+ if (nextLinkPosition > -1) {
+ if (nextLinkPosition < earliestLinkPosition) {
+ earliestLinkPosition = nextLinkPosition;
+ linkType = possibleLinkType;
+ }
+ }
+ }
+ return earliestLinkPosition < Integer.MAX_VALUE ?
+ Optional.of(new NextLink(earliestLinkPosition, linkType)) : Optional.<NextLink>absent();
+ }
+
+ }
+