1package eu.siacs.conversations.xmpp.jingle.stanzas;
2
3import android.support.annotation.NonNull;
4
5import com.google.common.base.CaseFormat;
6import com.google.common.base.Preconditions;
7import com.google.common.collect.ImmutableMap;
8
9import java.util.Map;
10
11import eu.siacs.conversations.xml.Element;
12import eu.siacs.conversations.xml.Namespace;
13import eu.siacs.conversations.xmpp.stanzas.IqPacket;
14import rocks.xmpp.addr.Jid;
15
16public class JinglePacket extends IqPacket {
17
18 //TODO add support for groups: https://xmpp.org/extensions/xep-0338.html
19
20 private JinglePacket() {
21 super();
22 }
23
24 public JinglePacket(final Action action, final String sessionId) {
25 super(TYPE.SET);
26 final Element jingle = addChild("jingle", Namespace.JINGLE);
27 jingle.setAttribute("sid", sessionId);
28 jingle.setAttribute("action", action.toString());
29 }
30
31 public static JinglePacket upgrade(final IqPacket iqPacket) {
32 Preconditions.checkArgument(iqPacket.hasChild("jingle", Namespace.JINGLE));
33 final JinglePacket jinglePacket = new JinglePacket();
34 jinglePacket.setAttributes(iqPacket.getAttributes());
35 jinglePacket.setChildren(iqPacket.getChildren());
36 return jinglePacket;
37 }
38
39 //TODO deprecate this somehow and make file transfer fail if there are multiple (or something)
40 public Content getJingleContent() {
41 final Element content = getJingleChild("content");
42 return content == null ? null : Content.upgrade(content);
43 }
44
45 public Group getGroup() {
46 final Element group = this.findChild("group", Namespace.JINGLE_APPS_GROUPING);
47 return group == null ? null : Group.upgrade(group);
48 }
49
50 public void addGroup(final Group group) {
51 this.addJingleChild(group);
52 }
53
54 public Map<String, Content> getJingleContents() {
55 final Element jingle = findChild("jingle", Namespace.JINGLE);
56 ImmutableMap.Builder<String, Content> builder = new ImmutableMap.Builder<>();
57 for (final Element child : jingle.getChildren()) {
58 if ("content".equals(child.getName())) {
59 final Content content = Content.upgrade(child);
60 builder.put(content.getContentName(), content);
61 }
62 }
63 return builder.build();
64 }
65
66 public void addJingleContent(final Content content) { //take content interface
67 addJingleChild(content);
68 }
69
70 public Reason getReason() {
71 final Element reason = getJingleChild("reason");
72 return reason == null ? null : Reason.upgrade(reason);
73 }
74
75 public void setReason(final Reason reason) {
76 final Element jingle = findChild("jingle", Namespace.JINGLE);
77 jingle.addChild(reason);
78 }
79
80 //RECOMMENDED for session-initiate, NOT RECOMMENDED otherwise
81 public void setInitiator(final Jid initiator) {
82 Preconditions.checkArgument(initiator.isFullJid(), "initiator should be a full JID");
83 findChild("jingle", Namespace.JINGLE).setAttribute("initiator", initiator.toEscapedString());
84 }
85
86 //RECOMMENDED for session-accept, NOT RECOMMENDED otherwise
87 public void setResponder(Jid responder) {
88 Preconditions.checkArgument(responder.isFullJid(), "responder should be a full JID");
89 findChild("jingle", Namespace.JINGLE).setAttribute("responder", responder.toEscapedString());
90 }
91
92 public Element getJingleChild(final String name) {
93 final Element jingle = findChild("jingle", Namespace.JINGLE);
94 return jingle == null ? null : jingle.findChild(name);
95 }
96
97 public void addJingleChild(final Element child) {
98 final Element jingle = findChild("jingle", Namespace.JINGLE);
99 jingle.addChild(child);
100 }
101
102 public String getSessionId() {
103 return findChild("jingle", Namespace.JINGLE).getAttribute("sid");
104 }
105
106 public Action getAction() {
107 return Action.of(findChild("jingle", Namespace.JINGLE).getAttribute("action"));
108 }
109
110 public enum Action {
111 CONTENT_ACCEPT,
112 CONTENT_ADD,
113 CONTENT_MODIFY,
114 CONTENT_REJECT,
115 CONTENT_REMOVE,
116 DESCRIPTION_INFO,
117 SECURITY_INFO,
118 SESSION_ACCEPT,
119 SESSION_INFO,
120 SESSION_INITIATE,
121 SESSION_TERMINATE,
122 TRANSPORT_ACCEPT,
123 TRANSPORT_INFO,
124 TRANSPORT_REJECT,
125 TRANSPORT_REPLACE;
126
127 public static Action of(final String value) {
128 //TODO handle invalid
129 return Action.valueOf(CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_UNDERSCORE, value));
130 }
131
132 @Override
133 @NonNull
134 public String toString() {
135 return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_HYPHEN, super.toString());
136 }
137 }
138}