aboutsummaryrefslogtreecommitdiffstats
path: root/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
blob: eff9d9c0240a5c69b830292b74ee3b82c0653bcf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
package eu.siacs.conversations.generator;


import android.util.Base64;
import android.util.Log;

import org.whispersystems.libaxolotl.IdentityKey;
import org.whispersystems.libaxolotl.ecc.ECPublicKey;
import org.whispersystems.libaxolotl.state.PreKeyRecord;
import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;

import java.security.cert.CertificateEncodingException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import de.thedevstack.conversationsplus.ConversationsPlusApplication;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.DownloadableFile;
import eu.siacs.conversations.services.MessageArchiveService;
import eu.siacs.conversations.utils.Xmlns;
import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.forms.Data;
import eu.siacs.conversations.xmpp.jid.Jid;
import eu.siacs.conversations.xmpp.pep.Avatar;
import eu.siacs.conversations.xmpp.stanzas.IqPacket;

public class IqGenerator extends AbstractGenerator {

	public IqPacket discoResponse(final IqPacket request) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.RESULT);
		packet.setId(request.getId());
		packet.setTo(request.getFrom());
		final Element query = packet.addChild("query",
				"http://jabber.org/protocol/disco#info");
		query.setAttribute("node", request.query().getAttribute("node"));
		final Element identity = query.addChild("identity");
		identity.setAttribute("category", "client");
		identity.setAttribute("type", IDENTITY_TYPE);
		identity.setAttribute("name", ConversationsPlusApplication.getNameAndVersion());
		for (final String feature : getFeatures()) {
			query.addChild("feature").setAttribute("var", feature);
		}
		return packet;
	}

	public IqPacket versionResponse(final IqPacket request) {
		final IqPacket packet = request.generateResponse(IqPacket.TYPE.RESULT);
		Element query = packet.query("jabber:iq:version");
		query.addChild("name").setContent(ConversationsPlusApplication.getName());
		query.addChild("version").setContent(ConversationsPlusApplication.getVersion());
		return packet;
	}

	protected IqPacket publish(final String node, final Element item) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		final Element pubsub = packet.addChild("pubsub",
				"http://jabber.org/protocol/pubsub");
		final Element publish = pubsub.addChild("publish");
		publish.setAttribute("node", node);
		publish.addChild(item);
		return packet;
	}

	protected IqPacket retrieve(String node, Element item) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
		final Element pubsub = packet.addChild("pubsub",
				"http://jabber.org/protocol/pubsub");
		final Element items = pubsub.addChild("items");
		items.setAttribute("node", node);
		if (item != null) {
			items.addChild(item);
		}
		return packet;
	}

	public IqPacket publishNick(String nick) {
		final Element item = new Element("item");
		item.addChild("nick","http://jabber.org/protocol/nick").setContent(nick);
		return publish("http://jabber.org/protocol/nick", item);
	}

	public static IqPacket retrieveVcardAvatar(final Avatar avatar) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
		packet.setTo(avatar.owner);
		packet.addChild("vCard", "vcard-temp");
		return packet;
	}

	public IqPacket retrieveDeviceIds(final Jid to) {
		final IqPacket packet = retrieve(AxolotlService.PEP_DEVICE_LIST, null);
		if(to != null) {
			packet.setTo(to);
		}
		return packet;
	}

	public IqPacket retrieveBundlesForDevice(final Jid to, final int deviceid) {
		final IqPacket packet = retrieve(AxolotlService.PEP_BUNDLES+":"+deviceid, null);
		packet.setTo(to);
		return packet;
	}

	public IqPacket retrieveVerificationForDevice(final Jid to, final int deviceid) {
		final IqPacket packet = retrieve(AxolotlService.PEP_VERIFICATION+":"+deviceid, null);
		packet.setTo(to);
		return packet;
	}

	public IqPacket publishDeviceIds(final Set<Integer> ids) {
		final Element item = new Element("item");
		final Element list = item.addChild("list", AxolotlService.PEP_PREFIX);
		for(Integer id:ids) {
			final Element device = new Element("device");
			device.setAttribute("id", id);
			list.addChild(device);
		}
		return publish(AxolotlService.PEP_DEVICE_LIST, item);
	}

	public IqPacket publishBundles(final SignedPreKeyRecord signedPreKeyRecord, final IdentityKey identityKey,
	                               final Set<PreKeyRecord> preKeyRecords, final int deviceId) {
		final Element item = new Element("item");
		final Element bundle = item.addChild("bundle", AxolotlService.PEP_PREFIX);
		final Element signedPreKeyPublic = bundle.addChild("signedPreKeyPublic");
		signedPreKeyPublic.setAttribute("signedPreKeyId", signedPreKeyRecord.getId());
		ECPublicKey publicKey = signedPreKeyRecord.getKeyPair().getPublicKey();
		signedPreKeyPublic.setContent(Base64.encodeToString(publicKey.serialize(),Base64.DEFAULT));
		final Element signedPreKeySignature = bundle.addChild("signedPreKeySignature");
		signedPreKeySignature.setContent(Base64.encodeToString(signedPreKeyRecord.getSignature(),Base64.DEFAULT));
		final Element identityKeyElement = bundle.addChild("identityKey");
		identityKeyElement.setContent(Base64.encodeToString(identityKey.serialize(), Base64.DEFAULT));

		final Element prekeys = bundle.addChild("prekeys", AxolotlService.PEP_PREFIX);
		for(PreKeyRecord preKeyRecord:preKeyRecords) {
			final Element prekey = prekeys.addChild("preKeyPublic");
			prekey.setAttribute("preKeyId", preKeyRecord.getId());
			prekey.setContent(Base64.encodeToString(preKeyRecord.getKeyPair().getPublicKey().serialize(), Base64.DEFAULT));
		}

		return publish(AxolotlService.PEP_BUNDLES+":"+deviceId, item);
	}

	public IqPacket publishVerification(byte[] signature, X509Certificate[] certificates, final int deviceId) {
		final Element item = new Element("item");
		final Element verification = item.addChild("verification", AxolotlService.PEP_PREFIX);
		final Element chain = verification.addChild("chain");
		for(int i = 0; i < certificates.length; ++i) {
			try {
				Element certificate = chain.addChild("certificate");
				certificate.setContent(Base64.encodeToString(certificates[i].getEncoded(), Base64.DEFAULT));
				certificate.setAttribute("index",i);
			} catch (CertificateEncodingException e) {
				Log.d(Config.LOGTAG, "could not encode certificate");
			}
		}
		verification.addChild("signature").setContent(Base64.encodeToString(signature, Base64.DEFAULT));
		return publish(AxolotlService.PEP_VERIFICATION+":"+deviceId, item);
	}

	public IqPacket queryMessageArchiveManagement(final MessageArchiveService.Query mam) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		final Element query = packet.query("urn:xmpp:mam:0");
		query.setAttribute("queryid", mam.getQueryId());
		final Data data = new Data();
		data.setFormType("urn:xmpp:mam:0");
		if (mam.muc()) {
			packet.setTo(mam.getWith());
		} else if (mam.getWith()!=null) {
			data.put("with", mam.getWith().toString());
		}
		data.put("start", getTimestamp(mam.getStart()));
		data.put("end", getTimestamp(mam.getEnd()));
		data.submit();
		query.addChild(data);
		if (mam.getPagingOrder() == MessageArchiveService.PagingOrder.REVERSE) {
			query.addChild("set", "http://jabber.org/protocol/rsm").addChild("before").setContent(mam.getReference());
		} else if (mam.getReference() != null) {
			query.addChild("set", "http://jabber.org/protocol/rsm").addChild("after").setContent(mam.getReference());
		}
		return packet;
	}
	public IqPacket generateGetBlockList() {
		final IqPacket iq = new IqPacket(IqPacket.TYPE.GET);
		iq.addChild("blocklist", Xmlns.BLOCKING);

		return iq;
	}

	public IqPacket generateSetBlockRequest(final Jid jid) {
		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
		final Element block = iq.addChild("block", Xmlns.BLOCKING);
		block.addChild("item").setAttribute("jid", jid.toBareJid().toString());
		return iq;
	}

	public IqPacket generateSetUnblockRequest(final Jid jid) {
		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
		final Element block = iq.addChild("unblock", Xmlns.BLOCKING);
		block.addChild("item").setAttribute("jid", jid.toBareJid().toString());
		return iq;
	}

	public IqPacket generateSetPassword(final Account account, final String newPassword) {
		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		packet.setTo(account.getServer());
		final Element query = packet.addChild("query", Xmlns.REGISTER);
		final Jid jid = account.getJid();
		query.addChild("username").setContent(jid.getLocalpart());
		query.addChild("password").setContent(newPassword);
		return packet;
	}

	public IqPacket changeAffiliation(Conversation conference, Jid jid, String affiliation) {
		List<Jid> jids = new ArrayList<>();
		jids.add(jid);
		return changeAffiliation(conference,jids,affiliation);
	}

	public IqPacket changeAffiliation(Conversation conference, List<Jid> jids, String affiliation) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		packet.setTo(conference.getJid().toBareJid());
		packet.setFrom(conference.getAccount().getJid());
		Element query = packet.query("http://jabber.org/protocol/muc#admin");
		for(Jid jid : jids) {
			Element item = query.addChild("item");
			item.setAttribute("jid", jid.toString());
			item.setAttribute("affiliation", affiliation);
		}
		return packet;
	}

	public IqPacket changeRole(Conversation conference, String nick, String role) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		packet.setTo(conference.getJid().toBareJid());
		packet.setFrom(conference.getAccount().getJid());
		Element item = packet.query("http://jabber.org/protocol/muc#admin").addChild("item");
		item.setAttribute("nick", nick);
		item.setAttribute("role", role);
		return packet;
	}

	public IqPacket requestHttpUploadSlot(Jid host, DownloadableFile file, String mime) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
		packet.setTo(host);
		Element request = packet.addChild("request", Xmlns.HTTP_UPLOAD);
		request.addChild("filename").setContent(file.getName());
		request.addChild("size").setContent(String.valueOf(file.getExpectedSize()));
		if (mime != null) {
			request.addChild("content-type").setContent(mime);
		}
		return packet;
	}

	public IqPacket generateCreateAccountWithCaptcha(Account account, String id, Data data) {
		final IqPacket register = new IqPacket(IqPacket.TYPE.SET);

		register.setTo(account.getServer());
		register.setId(id);
		register.query("jabber:iq:register").addChild(data);

		return register;
	}

	public IqPacket pushTokenToAppServer(Jid appServer, String token, String deviceId) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		packet.setTo(appServer);
		Element command = packet.addChild("command", "http://jabber.org/protocol/commands");
		command.setAttribute("node","register-push-gcm");
		command.setAttribute("action","execute");
		Data data = new Data();
		data.put("token", token);
		data.put("device-id", deviceId);
		data.submit();
		command.addChild(data);
		return packet;
	}

	public IqPacket enablePush(Jid jid, String node, String secret) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
		Element enable = packet.addChild("enable","urn:xmpp:push:0");
		enable.setAttribute("jid",jid.toString());
		enable.setAttribute("node", node);
		Data data = new Data();
		data.setFormType("http://jabber.org/protocol/pubsub#publish-options");
		data.put("secret",secret);
		data.submit();
		enable.addChild(data);
		return packet;
	}

	public IqPacket queryAffiliation(Conversation conversation, String affiliation) {
		IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
		packet.setTo(conversation.getJid().toBareJid());
		packet.query("http://jabber.org/protocol/muc#admin").addChild("item").setAttribute("affiliation",affiliation);
		return packet;
	}
}