From 694a6e4f44774b7462631f2a6ee4e6311cc43165 Mon Sep 17 00:00:00 2001
From: low012 <low012@6c8d7289-2bf4-0310-a012-ef5d649a1542>
Date: Mon, 11 Dec 2006 15:19:35 +0000
Subject: [PATCH] *) better text snipptes: any possible searchword (welt,
 linux, tag) in welt-linux-tag will be marked correctly now

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3072 6c8d7289-2bf4-0310-a012-ef5d649a1542
---
 .../de/anomic/plasma/plasmaSnippetCache.java  | 40 +++++++++++--------
 1 file changed, 23 insertions(+), 17 deletions(-)

diff --git a/source/de/anomic/plasma/plasmaSnippetCache.java b/source/de/anomic/plasma/plasmaSnippetCache.java
index 1dbdf0b6c..79099e2ff 100644
--- a/source/de/anomic/plasma/plasmaSnippetCache.java
+++ b/source/de/anomic/plasma/plasmaSnippetCache.java
@@ -56,8 +56,6 @@ import java.util.Map;
 import java.util.Set;
 import java.util.TreeMap;
 import java.util.TreeSet;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 import de.anomic.htmlFilter.htmlFilterImageEntry;
 import de.anomic.http.httpHeader;
@@ -166,23 +164,31 @@ public class plasmaSnippetCache {
                         w[j] = w[j].substring(0,len-1);
                     }
 
-                    //recursion if there are non-characters or non-numbers in the middle of the string
-                    Pattern p = Pattern.compile("\\A([\\p{L}\\p{N}]+)([^\\p{L}\\p{N}])([\\p{L}\\p{N}]+)\\Z");
-                    Matcher m = p.matcher(w[j]);
-                    if(m.find()) {
-                        String left    = m.group(1);
-                        String pattern = m.group(2);
-                        String right   = m.group(3);
-                        TextSnippet snip = new TextSnippet(left,-1,null);
-                        w[j] = snip.getLineMarked(queryHashes);
-                        w[j] = w[j] + pattern;
-                        snip = new TextSnippet(right,-1,null);
-                        w[j] = w[j] + snip.getLineMarked(queryHashes);
+                    //special treatment if there is a special character in the word
+                    if(w[j].matches("\\A[\\p{L}\\p{N}]+[^\\p{L}\\p{N}].+\\Z")) {
+                        String out = "";
+                        String temp = "";
+                        for(int k=0; k < w[j].length(); k++) {
+                            //is character a special character?
+                            if(w[j].substring(k,k+1).matches("[^\\p{L}\\p{N}]")) {
+                                if (plasmaCondenser.word2hash(temp).equals(h)) temp = "<b>" + temp + "</b>";
+                                out = out + temp + w[j].substring(k,k+1);
+                                temp = "";
+                            }
+                            //last character
+                            else if(k == (w[j].length()-1)) {
+                                temp = temp + w[j].substring(k,k+1);
+                                if (plasmaCondenser.word2hash(temp).equals(h)) temp = "<b>" + temp + "</b>";
+                                out = out + temp;
+                                temp = "";
+                            }
+                            else temp = temp + w[j].substring(k,k+1);
+                        }
+                        w[j] = out;
                     }
 
-                     //end contrib [MN]
-                     if (plasmaCondenser.word2hash(w[j]).equals(h)) w[j] = "<b>" + w[j] + "</b>";
-                     else if (plasmaCondenser.word2hash(w[j]).equals(h)) w[j] = "<b>" + w[j] + "</b>";
+                    //end contrib [MN]
+                    else if (plasmaCondenser.word2hash(w[j]).equals(h)) w[j] = "<b>" + w[j] + "</b>";
 
                     w[j] = prefix + w[j] + postfix;
                 }