[1014] | 1 | /* |
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| 2 | * Jeti, a Java Jabber client, Copyright (C) 2007 E.S. de Boer |
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| 3 | * |
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| 4 | * This program is free software; you can redistribute it and/or modify |
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| 5 | * it under the terms of the GNU General Public License as published by |
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| 6 | * the Free Software Foundation; either version 2 of the License, or |
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| 7 | * (at your option) any later version. |
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| 8 | * |
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| 9 | * This program is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | * GNU General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU General Public License |
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| 15 | * along with this program; if not, write to the Free Software |
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| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 17 | * |
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| 18 | * For questions, comments etc, |
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| 19 | * use the website at http://jeti.jabberstudio.org |
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| 20 | */ |
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| 21 | |
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| 22 | //created on Feb 21, 2007 |
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| 23 | package nu.fw.jeti.backend; |
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| 24 | |
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| 25 | |
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| 26 | import java.util.ArrayList; |
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| 27 | import java.util.HashMap; |
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| 28 | import java.util.Iterator; |
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| 29 | import java.util.LinkedList; |
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| 30 | import java.util.List; |
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| 31 | import java.util.Map; |
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| 32 | |
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| 33 | import javax.naming.LinkLoopException; |
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| 34 | |
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| 35 | import nu.fw.jeti.jabber.Backend; |
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| 36 | import nu.fw.jeti.jabber.elements.DiscoIdentity; |
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| 37 | import nu.fw.jeti.jabber.elements.IQDiscoInfo; |
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| 38 | import nu.fw.jeti.jabber.elements.IQXCaps; |
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| 39 | import nu.fw.jeti.jabber.elements.InfoQuery; |
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| 40 | |
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| 41 | /** |
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| 42 | * @author eric |
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| 43 | * |
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| 44 | */ |
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| 45 | public class OwnCapabilities { |
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| 46 | private IQXCaps caps; |
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| 47 | private List features; |
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| 48 | private List coreFeatures; |
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| 49 | private Map capabilities; |
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| 50 | boolean changed = true; |
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| 51 | private Backend backend; |
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| 52 | |
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| 53 | public OwnCapabilities(Backend backend){ |
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| 54 | this.backend = backend; |
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| 55 | features = new ArrayList(); |
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| 56 | coreFeatures = new ArrayList(); |
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| 57 | capabilities = new HashMap(); |
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| 58 | addCapability("http://jabber.org/protocol/disco#info"); |
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| 59 | //addCapability("jabber:iq:last"); |
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| 60 | addCapability("jabber:iq:oob"); |
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| 61 | addCapability("jabber:iq:time"); |
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| 62 | addCapability("jabber:iq:version"); |
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| 63 | addCapability("jabber:x:event"); |
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| 64 | } |
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| 65 | |
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| 66 | public void addCapability(String feature){ |
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| 67 | coreFeatures.add(feature); |
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| 68 | features.add(feature); |
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| 69 | } |
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| 70 | |
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| 71 | |
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| 72 | public void addCapability(String capability,String feature){ |
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| 73 | features.add(feature); |
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| 74 | Object cap = capabilities.get(capability); |
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| 75 | if(cap !=null){ |
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| 76 | ((List)cap).add(feature); |
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| 77 | } |
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| 78 | else { |
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| 79 | List list = new LinkedList(); |
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| 80 | list.add(feature); |
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| 81 | capabilities.put(list,feature); |
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| 82 | } |
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| 83 | changed = true; |
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| 84 | } |
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| 85 | |
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| 86 | public void removeCapability(String capability,String feature){ |
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| 87 | features.remove(feature); |
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| 88 | capabilities.remove(capability); |
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| 89 | changed = true; |
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| 90 | } |
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| 91 | |
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| 92 | private void createCaps(){ |
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| 93 | StringBuffer buffer = new StringBuffer(); |
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| 94 | for (Iterator i = capabilities.keySet().iterator(); i.hasNext();) { |
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| 95 | buffer.append(i.next()); |
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| 96 | if(i.hasNext())buffer.append(' '); |
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| 97 | } |
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| 98 | caps = new IQXCaps("http://jeti.jabberstudio.org/caps", |
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| 99 | Start.VERSION,buffer.toString()); |
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| 100 | } |
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| 101 | |
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| 102 | /** |
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| 103 | * answers disco#info requests with capabilities info |
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| 104 | * @param iq the Infoquery packet |
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| 105 | * @param info The disco#info packet |
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| 106 | */ |
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| 107 | public void answerInfoRequest(InfoQuery iq, IQDiscoInfo info){ |
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| 108 | List identities = new LinkedList(); |
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| 109 | identities.add(new DiscoIdentity("client","pc",null)); |
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| 110 | IQDiscoInfo returnInfo = null; |
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| 111 | String node = info.getNode(); |
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| 112 | if(("http://jeti.jabberstudio.org/caps#"+Start.VERSION).equals(node)){ |
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| 113 | returnInfo = new IQDiscoInfo(info.getNode(),identities,coreFeatures); |
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| 114 | } |
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| 115 | else if(node!=null && node.startsWith("http://jeti.jabberstudio.org/caps#")){ |
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| 116 | List list =(List) capabilities.get(node.substring(node.lastIndexOf('#')+1,node.length())); |
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| 117 | if(list!=null) returnInfo = new IQDiscoInfo(node,identities,list); |
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| 118 | } |
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| 119 | else returnInfo = new IQDiscoInfo(node,identities,features); |
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| 120 | |
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| 121 | backend.send(new InfoQuery(iq.getFrom(),"result",iq.getID(),returnInfo)); |
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| 122 | } |
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| 123 | |
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| 124 | /** |
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| 125 | * gets a capabilties packet with all correct attributes set |
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| 126 | * @return the capabilities packet |
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| 127 | */ |
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| 128 | public IQXCaps getCaps(){ |
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| 129 | if(changed){ |
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| 130 | createCaps(); |
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| 131 | changed = false; |
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| 132 | } |
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| 133 | return caps; |
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| 134 | } |
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| 135 | |
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| 136 | } |
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