Change all copyright headers to include 2012.

[Sone.git] / src / main / java / net / pterodactylus / sone / template / ParserFilter.java

diff --git a/src/main/java/net/pterodactylus/sone/template/ParserFilter.java b/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
index 74641e9..1b46fa0 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
+++ b/src/main/java/net/pterodactylus/sone/template/ParserFilter.java
@@ -1,5 +1,5 @@
 /*
- * Sone - ParserFilter.java - Copyright © 2011 David Roden
+ * Sone - ParserFilter.java - Copyright © 2011–2012 David Roden
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -35,7 +35,8 @@ import net.pterodactylus.sone.text.PostPart;
 import net.pterodactylus.sone.text.SonePart;
 import net.pterodactylus.sone.text.SoneTextParser;
 import net.pterodactylus.sone.text.SoneTextParserContext;
-import net.pterodactylus.sone.web.page.Page.Request;
+import net.pterodactylus.sone.web.page.FreenetRequest;
+import net.pterodactylus.util.number.Numbers;
 import net.pterodactylus.util.template.Filter;
 import net.pterodactylus.util.template.Template;
 import net.pterodactylus.util.template.TemplateContext;
@@ -87,19 +88,8 @@ public class ParserFilter implements Filter {
        @Override
        public Object format(TemplateContext templateContext, Object data, Map<String, String> parameters) {
                String text = String.valueOf(data);
-               int length = -1;
-               try {
-                       length = Integer.parseInt(parameters.get("length"));
-               } catch (NumberFormatException nfe1) {
-                       /* ignore. */
-               }
-               if ((length == -1) && (parameters.get("length") != null)) {
-                       try {
-                               length = Integer.parseInt(String.valueOf(templateContext.get(parameters.get("length"))));
-                       } catch (NumberFormatException nfe1) {
-                               /* ignore. */
-                       }
-               }
+               int length = Numbers.safeParseInteger(parameters.get("length"), Numbers.safeParseInteger(templateContext.get(parameters.get("length")), -1));
+               int cutOffLength = Numbers.safeParseInteger(parameters.get("cut-off-length"), Numbers.safeParseInteger(templateContext.get(parameters.get("cut-off-length")), length));
                String soneKey = parameters.get("sone");
                if (soneKey == null) {
                        soneKey = "sone";
@@ -108,33 +98,39 @@ public class ParserFilter implements Filter {
                if (sone == null) {
                        sone = core.getSone(soneKey, false);
                }
-               Request request = (Request) templateContext.get("request");
+               FreenetRequest request = (FreenetRequest) templateContext.get("request");
                SoneTextParserContext context = new SoneTextParserContext(request, sone);
                StringWriter parsedTextWriter = new StringWriter();
                try {
                        Iterable<Part> parts = soneTextParser.parse(context, new StringReader(text));
                        if (length > -1) {
+                               int allPartsLength = 0;
                                List<Part> shortenedParts = new ArrayList<Part>();
                                for (Part part : parts) {
                                        if (part instanceof PlainTextPart) {
                                                String longText = ((PlainTextPart) part).getText();
-                                               if (length >= longText.length()) {
-                                                       shortenedParts.add(part);
-                                               } else {
-                                                       shortenedParts.add(new PlainTextPart(longText.substring(0, length) + "…"));
+                                               if (allPartsLength < cutOffLength) {
+                                                       if ((allPartsLength + longText.length()) > cutOffLength) {
+                                                               shortenedParts.add(new PlainTextPart(longText.substring(0, cutOffLength - allPartsLength) + "…"));
+                                                       } else {
+                                                               shortenedParts.add(part);
+                                                       }
                                                }
-                                               length -= longText.length();
+                                               allPartsLength += longText.length();
                                        } else if (part instanceof LinkPart) {
-                                               shortenedParts.add(part);
-                                               length -= ((LinkPart) part).getText().length();
+                                               if (allPartsLength < cutOffLength) {
+                                                       shortenedParts.add(part);
+                                               }
+                                               allPartsLength += ((LinkPart) part).getText().length();
                                        } else {
-                                               shortenedParts.add(part);
-                                       }
-                                       if (length <= 0) {
-                                               break;
+                                               if (allPartsLength < cutOffLength) {
+                                                       shortenedParts.add(part);
+                                               }
                                        }
                                }
-                               parts = shortenedParts;
+                               if (allPartsLength >= length) {
+                                       parts = shortenedParts;
+                               }
                        }
                        render(parsedTextWriter, parts);
                } catch (IOException ioe1) {
@@ -233,7 +229,11 @@ public class ParserFilter implements Filter {
         *            The part to render
         */
        private void render(Writer writer, SonePart sonePart) {
-               renderLink(writer, "viewSone.html?sone=" + sonePart.getSone().getId(), SoneAccessor.getNiceName(sonePart.getSone()), SoneAccessor.getNiceName(sonePart.getSone()), "in-sone");
+               if ((sonePart.getSone() != null) && (sonePart.getSone().getName() != null)) {
+                       renderLink(writer, "viewSone.html?sone=" + sonePart.getSone().getId(), SoneAccessor.getNiceName(sonePart.getSone()), SoneAccessor.getNiceName(sonePart.getSone()), "in-sone");
+               } else {
+                       renderLink(writer, "/WebOfTrust/ShowIdentity?id=" + sonePart.getSone().getId(), sonePart.getSone().getId(), sonePart.getSone().getId(), "in-sone");
+               }
        }
 
        /**
@@ -286,10 +286,11 @@ public class ParserFilter implements Filter {
         * @return The excerpt of the text
         */
        private static String getExcerpt(String text, int length) {
-               if (text.length() > length) {
-                       return text.substring(0, length) + "…";
+               String filteredText = text.replaceAll("(\r\n)+", "\r\n").replaceAll("\n+", "\n").replace("\r\n", " ").replace('\n', ' ');
+               if (filteredText.length() > length) {
+                       return filteredText.substring(0, length) + "…";
                }
-               return text;
+               return filteredText;
        }
 
 }