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Last change
on this file since 3341 was 3341, checked in by kjdon, 22 years ago |
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some modifications
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-
Property svn:keywords
set to
Author Date Id Revision
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File size:
1.4 KB
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| 1 | package org.greenstone.gsdl3.util;
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| 2 |
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| 3 | public class GSHTML {
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| 4 |
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| 5 | public static String htmlSafe(String input) {
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| 6 |
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| 7 | StringBuffer filtered = new StringBuffer(input.length());
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| 8 | char c;
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| 9 | for (int i=0; i<input.length(); i++) {
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| 10 | c = input.charAt(i);
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| 11 | if (c == '<') {
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| 12 | filtered.append("<");
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| 13 | } else if (c == '>') {
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| 14 | filtered.append(">");
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| 15 | } else if (c == '"') {
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| 16 | filtered.append(""");
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| 17 | } else if (c == '&') {
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| 18 | filtered.append("&");
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| 19 | } else {
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| 20 | filtered.append(c);
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| 21 | }
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| 22 | }
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| 23 | return(filtered.toString());
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| 24 | }
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| 25 |
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| 26 | public static String htmlUnsafe(String input) {
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| 27 | StringBuffer filtered = new StringBuffer(input.length());
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| 28 | char c;
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| 29 | for (int i=0; i<input.length(); i++) {
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| 30 | c = input.charAt(i);
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| 31 | if (c =='&') {
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| 32 | int j=input.indexOf(';', i);
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| 33 | String entity = input.substring(i, j);
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| 34 | i=j;
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| 35 | System.out.println("entity="+entity);
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| 36 | if (entity.equals("amp")) {
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| 37 | filtered.append('&');
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| 38 | } else if (entity.equals("lt")){
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| 39 | filtered.append('<');
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| 40 | } else if (entity.equals("gt")){
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| 41 | filtered.append('>');
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| 42 | } else if (entity.equals("quot")) {
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| 43 | filtered.append('"');
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| 44 | } // else just ignore it.
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| 45 | } else {
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| 46 | filtered.append(c);
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| 47 | }
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| 48 | }
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| 49 | return(filtered.toString());
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| 50 | }
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| 51 |
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| 52 |
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| 53 | public static String errorPage(String error) {
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| 54 | String page = "<html><head><Title>GSDL3 Error!</Title><head>\n"+
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| 55 | "<body><h1>Greenstone Error!</h1>"+
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| 56 | "<p>"+error+"</body></html>";
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| 57 | return page;
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| 58 | }
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| 59 |
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| 60 | }
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