Adds advertisement of XEP-0115 capabilities to MUC presence.

config.js

@@ -11,6 +11,7 @@ var config = {
 //  useIPv6: true, // ipv6 support. use at your own risk
     useNicks: false,
     bosh: '//jitsi-meet.example.com/http-bind', // FIXME: use xep-0156 for that
+    clientNode: 'http://jitsi.org/jitsimeet', // The name of client node advertised in XEP-0115 'c' stanza
     desktopSharing: 'ext', // Desktop sharing method. Can be set to 'ext', 'webrtc' or false to disable.
     chromeExtensionId: 'diibjkoicjeejcmhdnailmkgecihlobk', // Id of desktop streamer Chrome extension
     desktopSharingSources: ['screen', 'window'],

debian/patches/missing-source/libs/strophe/sha1.js

@@ -0,0 +1,202 @@
+/*
+ * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
+ * in FIPS PUB 180-1
+ * Version 2.1a Copyright Paul Johnston 2000 - 2002.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for details.
+ */
+
+/*
+ * Configurable variables. You may need to tweak these to be compatible with
+ * the server-side, but the defaults work in most cases.
+ */
+var hexcase = 0;  /* hex output format. 0 - lowercase; 1 - uppercase        */
+var b64pad  = ""; /* base-64 pad character. "=" for strict RFC compliance   */
+var chrsz   = 8;  /* bits per input character. 8 - ASCII; 16 - Unicode      */
+
+/*
+ * These are the functions you'll usually want to call
+ * They take string arguments and return either hex or base-64 encoded strings
+ */
+function hex_sha1(s){return binb2hex(core_sha1(str2binb(s),s.length * chrsz));}
+function b64_sha1(s){return binb2b64(core_sha1(str2binb(s),s.length * chrsz));}
+function str_sha1(s){return binb2str(core_sha1(str2binb(s),s.length * chrsz));}
+function hex_hmac_sha1(key, data){ return binb2hex(core_hmac_sha1(key, data));}
+function b64_hmac_sha1(key, data){ return binb2b64(core_hmac_sha1(key, data));}
+function str_hmac_sha1(key, data){ return binb2str(core_hmac_sha1(key, data));}
+
+/*
+ * Perform a simple self-test to see if the VM is working
+ */
+function sha1_vm_test()
+{
+  return hex_sha1("abc") == "a9993e364706816aba3e25717850c26c9cd0d89d";
+}
+
+/*
+ * Calculate the SHA-1 of an array of big-endian words, and a bit length
+ */
+function core_sha1(x, len)
+{
+  /* append padding */
+  x[len >> 5] |= 0x80 << (24 - len % 32);
+  x[((len + 64 >> 9) << 4) + 15] = len;
+
+  var w = Array(80);
+  var a =  1732584193;
+  var b = -271733879;
+  var c = -1732584194;
+  var d =  271733878;
+  var e = -1009589776;
+
+  for(var i = 0; i < x.length; i += 16)
+  {
+    var olda = a;
+    var oldb = b;
+    var oldc = c;
+    var oldd = d;
+    var olde = e;
+
+    for(var j = 0; j < 80; j++)
+    {
+      if(j < 16) w[j] = x[i + j];
+      else w[j] = rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1);
+      var t = safe_add(safe_add(rol(a, 5), sha1_ft(j, b, c, d)),
+                       safe_add(safe_add(e, w[j]), sha1_kt(j)));
+      e = d;
+      d = c;
+      c = rol(b, 30);
+      b = a;
+      a = t;
+    }
+
+    a = safe_add(a, olda);
+    b = safe_add(b, oldb);
+    c = safe_add(c, oldc);
+    d = safe_add(d, oldd);
+    e = safe_add(e, olde);
+  }
+  return Array(a, b, c, d, e);
+
+}
+
+/*
+ * Perform the appropriate triplet combination function for the current
+ * iteration
+ */
+function sha1_ft(t, b, c, d)
+{
+  if(t < 20) return (b & c) | ((~b) & d);
+  if(t < 40) return b ^ c ^ d;
+  if(t < 60) return (b & c) | (b & d) | (c & d);
+  return b ^ c ^ d;
+}
+
+/*
+ * Determine the appropriate additive constant for the current iteration
+ */
+function sha1_kt(t)
+{
+  return (t < 20) ?  1518500249 : (t < 40) ?  1859775393 :
+         (t < 60) ? -1894007588 : -899497514;
+}
+
+/*
+ * Calculate the HMAC-SHA1 of a key and some data
+ */
+function core_hmac_sha1(key, data)
+{
+  var bkey = str2binb(key);
+  if(bkey.length > 16) bkey = core_sha1(bkey, key.length * chrsz);
+
+  var ipad = Array(16), opad = Array(16);
+  for(var i = 0; i < 16; i++)
+  {
+    ipad[i] = bkey[i] ^ 0x36363636;
+    opad[i] = bkey[i] ^ 0x5C5C5C5C;
+  }
+
+  var hash = core_sha1(ipad.concat(str2binb(data)), 512 + data.length * chrsz);
+  return core_sha1(opad.concat(hash), 512 + 160);
+}
+
+/*
+ * Add integers, wrapping at 2^32. This uses 16-bit operations internally
+ * to work around bugs in some JS interpreters.
+ */
+function safe_add(x, y)
+{
+  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
+  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
+  return (msw << 16) | (lsw & 0xFFFF);
+}
+
+/*
+ * Bitwise rotate a 32-bit number to the left.
+ */
+function rol(num, cnt)
+{
+  return (num << cnt) | (num >>> (32 - cnt));
+}
+
+/*
+ * Convert an 8-bit or 16-bit string to an array of big-endian words
+ * In 8-bit function, characters >255 have their hi-byte silently ignored.
+ */
+function str2binb(str)
+{
+  var bin = Array();
+  var mask = (1 << chrsz) - 1;
+  for(var i = 0; i < str.length * chrsz; i += chrsz)
+    bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (32 - chrsz - i%32);
+  return bin;
+}
+
+/*
+ * Convert an array of big-endian words to a string
+ */
+function binb2str(bin)
+{
+  var str = "";
+  var mask = (1 << chrsz) - 1;
+  for(var i = 0; i < bin.length * 32; i += chrsz)
+    str += String.fromCharCode((bin[i>>5] >>> (32 - chrsz - i%32)) & mask);
+  return str;
+}
+
+/*
+ * Convert an array of big-endian words to a hex string.
+ */
+function binb2hex(binarray)
+{
+  var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
+  var str = "";
+  for(var i = 0; i < binarray.length * 4; i++)
+  {
+    str += hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8+4)) & 0xF) +
+           hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8  )) & 0xF);
+  }
+  return str;
+}
+
+/*
+ * Convert an array of big-endian words to a base-64 string
+ */
+function binb2b64(binarray)
+{
+  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+  var str = "";
+  for(var i = 0; i < binarray.length * 4; i += 3)
+  {
+    var triplet = (((binarray[i   >> 2] >> 8 * (3 -  i   %4)) & 0xFF) << 16)
+                | (((binarray[i+1 >> 2] >> 8 * (3 - (i+1)%4)) & 0xFF) << 8 )
+                |  ((binarray[i+2 >> 2] >> 8 * (3 - (i+2)%4)) & 0xFF);
+    for(var j = 0; j < 4; j++)
+    {
+      if(i * 8 + j * 6 > binarray.length * 32) str += b64pad;
+      else str += tab.charAt((triplet >> 6*(3-j)) & 0x3F);
+    }
+  }
+  return str;
+}

debian/patches/missing-source/libs/strophe/strophe.caps.jsonly.js

@@ -0,0 +1,240 @@
+/**
+ * Entity Capabilities (XEP-0115)
+ *
+ * Depends on disco plugin.
+ *
+ * See: http://xmpp.org/extensions/xep-0115.html
+ *
+ * Authors:
+ *   - Michael Weibel <michael.weibel@gmail.com>
+ *
+ * Copyright:
+ *   - Michael Weibel <michael.weibel@gmail.com>
+ */
+
+ Strophe.addConnectionPlugin('caps', {
+	/** Constant: HASH
+	 * Hash used
+	 *
+	 * Currently only sha-1 is supported.
+	 */
+	HASH: 'sha-1',
+	/** Variable: node
+	 * Client which is being used.
+	 *
+	 * Can be overwritten as soon as Strophe has been initialized.
+	 */
+	node: 'http://strophe.im/strophejs/',
+	/** PrivateVariable: _ver
+	 * Own generated version string
+	 */
+	_ver: '',
+	/** PrivateVariable: _connection
+	 * Strophe connection
+	 */
+	_connection: null,
+	/** PrivateVariable: _knownCapabilities
+	 * A hashtable containing version-strings and their capabilities, serialized
+	 * as string.
+	 *
+	 * TODO: Maybe those caps shouldn't be serialized.
+	 */
+	_knownCapabilities: {},
+	/** PrivateVariable: _jidVerIndex
+	 * A hashtable containing jids and their versions for better lookup of capabilities.
+	 */
+	_jidVerIndex: {},
+
+	/** Function: init
+	 * Initialize plugin:
+	 *   - Add caps namespace
+	 *   - Add caps feature to disco plugin
+	 *   - Add handler for caps stanzas
+	 *
+	 * Parameters:
+	 *   (Strophe.Connection) conn - Strophe connection
+	 */
+	init: function(conn) {
+		this._connection = conn;
+
+		Strophe.addNamespace('CAPS', 'http://jabber.org/protocol/caps');
+
+		if (!this._connection.disco) {
+			throw "Caps plugin requires the disco plugin to be installed.";
+		}
+
+		this._connection.disco.addFeature(Strophe.NS.CAPS);
+		this._connection.addHandler(this._delegateCapabilities.bind(this), Strophe.NS.CAPS);
+	},
+
+	/** Function: generateCapsAttrs
+	 * Returns the attributes for generating the "c"-stanza containing the own version
+	 *
+	 * Returns:
+	 *   (Object) - attributes
+	 */
+	generateCapsAttrs: function() {
+		return {
+			'xmlns': Strophe.NS.CAPS,
+			'hash': this.HASH,
+			'node': this.node,
+			'ver': this.generateVer()
+		};
+	},
+
+	/** Function: generateVer
+	 * Returns the base64 encoded version string (encoded itself with sha1)
+	 *
+	 * Returns:
+	 *   (String) - version
+	 */
+	generateVer: function() {
+		if (this._ver !== "") {
+			return this._ver;
+		}
+
+		var ver = "",
+			identities = this._connection.disco._identities.sort(this._sortIdentities),
+			identitiesLen = identities.length,
+			features = this._connection.disco._features.sort(),
+			featuresLen = features.length;
+		for(var i = 0; i < identitiesLen; i++) {
+			var curIdent = identities[i];
+			ver += curIdent.category + "/" + curIdent.type + "/" + curIdent.lang + "/" + curIdent.name + "<";
+		}
+		for(var i = 0; i < featuresLen; i++) {
+			ver += features[i] + '<';
+		}
+
+		this._ver = b64_sha1(ver);
+		return this._ver;
+	},
+
+	/** Function: getCapabilitiesByJid
+	 * Returns serialized capabilities of a jid (if available).
+	 * Otherwise null.
+	 *
+	 * Parameters:
+	 *   (String) jid - Jabber id
+	 *
+	 * Returns:
+	 *   (String|null) - capabilities, serialized; or null when not available.
+	 */
+	getCapabilitiesByJid: function(jid) {
+		if (this._jidVerIndex[jid]) {
+			return this._knownCapabilities[this._jidVerIndex[jid]];
+		}
+		return null;
+	},
+
+	/** PrivateFunction: _delegateCapabilities
+	 * Checks if the version has already been saved.
+	 * If yes: do nothing.
+	 * If no: Request capabilities
+	 *
+	 * Parameters:
+	 *   (Strophe.Builder) stanza - Stanza
+	 *
+	 * Returns:
+	 *   (Boolean)
+	 */
+	_delegateCapabilities: function(stanza) {
+		var from = stanza.getAttribute('from'),
+			c = stanza.querySelector('c'),
+			ver = c.getAttribute('ver'),
+			node = c.getAttribute('node');
+		if (!this._knownCapabilities[ver]) {
+			return this._requestCapabilities(from, node, ver);
+		} else {
+			this._jidVerIndex[from] = ver;
+		}
+		if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
+			this._jidVerIndex[from] = ver;
+		}
+		return true;
+	},
+
+	/** PrivateFunction: _requestCapabilities
+	 * Requests capabilities from the one which sent the caps-info stanza.
+	 * This is done using disco info.
+	 *
+	 * Additionally, it registers a handler for handling the reply.
+	 *
+	 * Parameters:
+	 *   (String) to - Destination jid
+	 *   (String) node - Node attribute of the caps-stanza
+	 *   (String) ver - Version of the caps-stanza
+	 *
+	 * Returns:
+	 *   (Boolean) - true
+	 */
+	_requestCapabilities: function(to, node, ver) {
+		if (to !== this._connection.jid) {
+			var id = this._connection.disco.info(to, node + '#' + ver);
+			this._connection.addHandler(this._handleDiscoInfoReply.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'result', id, to);
+		}
+		return true;
+	},
+
+	/** PrivateFunction: _handleDiscoInfoReply
+	 * Parses the disco info reply and adds the version & it's capabilities to the _knownCapabilities variable.
+	 * Additionally, it adds the jid & the version to the _jidVerIndex variable for a better lookup.
+	 *
+	 * Parameters:
+	 *   (Strophe.Builder) stanza - Disco info stanza
+	 *
+	 * Returns:
+	 *   (Boolean) - false, to automatically remove the handler.
+	 */
+	_handleDiscoInfoReply: function(stanza) {
+		var query = stanza.querySelector('query'),
+			node = query.getAttribute('node').split('#'),
+			ver = node[1],
+			from = stanza.getAttribute('from');
+		if (!this._knownCapabilities[ver]) {
+			var childNodes = query.childNodes,
+				childNodesLen = childNodes.length;
+			this._knownCapabilities[ver] = [];
+			for(var i = 0; i < childNodesLen; i++) {
+				var node = childNodes[i];
+				this._knownCapabilities[ver].push({name: node.nodeName, attributes: node.attributes});
+			}
+			this._jidVerIndex[from] = ver;
+		} else if (!this._jidVerIndex[from] || !this._jidVerIndex[from] !== ver) {
+			this._jidVerIndex[from] = ver;
+		}
+		return false;
+	},
+
+	/** PrivateFunction: _sortIdentities
+	 * Sorts two identities according the sorting requirements in XEP-0115.
+	 *
+	 * Parameters:
+	 *   (Object) a - Identity a
+	 *   (Object) b - Identity b
+	 *
+	 * Returns:
+	 *   (Integer) - 1, 0 or -1; according to which one's greater.
+	 */
+	_sortIdentities: function(a, b) {
+		if (a.category > b.category) {
+			return 1;
+		}
+		if (a.category < b.category) {
+			return -1;
+		}
+		if (a.type > b.type) {
+			return 1;
+		}
+		if (a.type < b.type) {
+			return -1;
+		}
+		if (a.lang > b.lang) {
+			return 1;
+		}
+		if (a.lang < b.lang) {
+			return -1;
+		}
+		return 0;
+	}
+ });

debian/patches/missing-source/libs/strophe/strophe.disco.js

@@ -0,0 +1,232 @@
+/*
+  Copyright 2010, François de Metz <francois@2metz.fr>
+*/
+
+/**
+ * Disco Strophe Plugin
+ * Implement http://xmpp.org/extensions/xep-0030.html
+ * TODO: manage node hierarchies, and node on info request
+ */
+Strophe.addConnectionPlugin('disco',
+{
+    _connection: null,
+    _identities : [],
+    _features : [],
+    _items : [],
+    /** Function: init
+     * Plugin init
+     *
+     * Parameters:
+     *   (Strophe.Connection) conn - Strophe connection
+     */
+    init: function(conn)
+    {
+    this._connection = conn;
+        this._identities = [];
+        this._features   = [];
+        this._items      = [];
+        // disco info
+        conn.addHandler(this._onDiscoInfo.bind(this), Strophe.NS.DISCO_INFO, 'iq', 'get', null, null);
+        // disco items
+        conn.addHandler(this._onDiscoItems.bind(this), Strophe.NS.DISCO_ITEMS, 'iq', 'get', null, null);
+    },
+    /** Function: addIdentity
+     * See http://xmpp.org/registrar/disco-categories.html
+     * Parameters:
+     *   (String) category - category of identity (like client, automation, etc ...)
+     *   (String) type - type of identity (like pc, web, bot , etc ...)
+     *   (String) name - name of identity in natural language
+     *   (String) lang - lang of name parameter
+     *
+     * Returns:
+     *   Boolean
+     */
+    addIdentity: function(category, type, name, lang)
+    {
+        for (var i=0; i<this._identities.length; i++)
+        {
+            if (this._identities[i].category == category &&
+                this._identities[i].type == type &&
+                this._identities[i].name == name &&
+                this._identities[i].lang == lang)
+            {
+                return false;
+            }
+        }
+        this._identities.push({category: category, type: type, name: name, lang: lang});
+        return true;
+    },
+    /** Function: addFeature
+     *
+     * Parameters:
+     *   (String) var_name - feature name (like jabber:iq:version)
+     *
+     * Returns:
+     *   boolean
+     */
+    addFeature: function(var_name)
+    {
+        for (var i=0; i<this._features.length; i++)
+        {
+             if (this._features[i] == var_name)
+                 return false;
+        }
+        this._features.push(var_name);
+        return true;
+    },
+    /** Function: removeFeature
+     *
+     * Parameters:
+     *   (String) var_name - feature name (like jabber:iq:version)
+     *
+     * Returns:
+     *   boolean
+     */
+    removeFeature: function(var_name)
+    {
+        for (var i=0; i<this._features.length; i++)
+        {
+             if (this._features[i] === var_name){
+                 this._features.splice(i,1)
+                 return true;
+             }
+        }
+        return false;
+    },
+    /** Function: addItem
+     *
+     * Parameters:
+     *   (String) jid
+     *   (String) name
+     *   (String) node
+     *   (Function) call_back
+     *
+     * Returns:
+     *   boolean
+     */
+    addItem: function(jid, name, node, call_back)
+    {
+        if (node && !call_back)
+            return false;
+        this._items.push({jid: jid, name: name, node: node, call_back: call_back});
+        return true;
+    },
+    /** Function: info
+     * Info query
+     *
+     * Parameters:
+     *   (Function) call_back
+     *   (String) jid
+     *   (String) node
+     */
+    info: function(jid, node, success, error, timeout)
+    {
+        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
+        if (node)
+            attrs.node = node;
+
+        var info = $iq({from:this._connection.jid,
+                         to:jid, type:'get'}).c('query', attrs);
+        this._connection.sendIQ(info, success, error, timeout);
+    },
+    /** Function: items
+     * Items query
+     *
+     * Parameters:
+     *   (Function) call_back
+     *   (String) jid
+     *   (String) node
+     */
+    items: function(jid, node, success, error, timeout)
+    {
+        var attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
+        if (node)
+            attrs.node = node;
+
+        var items = $iq({from:this._connection.jid,
+                         to:jid, type:'get'}).c('query', attrs);
+        this._connection.sendIQ(items, success, error, timeout);
+    },
+
+    /** PrivateFunction: _buildIQResult
+     */
+    _buildIQResult: function(stanza, query_attrs)
+    {
+        var id   =  stanza.getAttribute('id');
+        var from = stanza.getAttribute('from');
+        var iqresult = $iq({type: 'result', id: id});
+
+        if (from !== null) {
+            iqresult.attrs({to: from});
+        }
+
+        return iqresult.c('query', query_attrs);
+    },
+
+    /** PrivateFunction: _onDiscoInfo
+     * Called when receive info request
+     */
+    _onDiscoInfo: function(stanza)
+    {
+        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
+        var attrs = {xmlns: Strophe.NS.DISCO_INFO};
+        if (node)
+        {
+            attrs.node = node;
+        }
+        var iqresult = this._buildIQResult(stanza, attrs);
+        for (var i=0; i<this._identities.length; i++)
+        {
+            var attrs = {category: this._identities[i].category,
+                         type    : this._identities[i].type};
+            if (this._identities[i].name)
+                attrs.name = this._identities[i].name;
+            if (this._identities[i].lang)
+                attrs['xml:lang'] = this._identities[i].lang;
+            iqresult.c('identity', attrs).up();
+        }
+        for (var i=0; i<this._features.length; i++)
+        {
+            iqresult.c('feature', {'var':this._features[i]}).up();
+        }
+        this._connection.send(iqresult.tree());
+        return true;
+    },
+    /** PrivateFunction: _onDiscoItems
+     * Called when receive items request
+     */
+    _onDiscoItems: function(stanza)
+    {
+        var query_attrs = {xmlns: Strophe.NS.DISCO_ITEMS};
+        var node = stanza.getElementsByTagName('query')[0].getAttribute('node');
+        if (node)
+        {
+            query_attrs.node = node;
+            var items = [];
+            for (var i = 0; i < this._items.length; i++)
+            {
+                if (this._items[i].node == node)
+                {
+                    items = this._items[i].call_back(stanza);
+                    break;
+                }
+            }
+        }
+        else
+        {
+            var items = this._items;
+        }
+        var iqresult = this._buildIQResult(stanza, query_attrs);
+        for (var i = 0; i < items.length; i++)
+        {
+            var attrs = {jid:  items[i].jid};
+            if (items[i].name)
+                attrs.name = items[i].name;
+            if (items[i].node)
+                attrs.node = items[i].node;
+            iqresult.c('item', attrs).up();
+        }
+        this._connection.send(iqresult.tree());
+        return true;
+    }
+});

index.html

@@ -13,6 +13,8 @@
     <script src="simulcast.js?v=1"></script><!-- simulcast handling -->
     <script src="libs/strophe/strophe.jingle.adapter.js?v=1"></script><!-- strophe.jingle bundles -->
     <script src="libs/strophe/strophe.min.js?v=1"></script>
+    <script src="libs/strophe/strophe.disco.min.js?v=1"></script>
+    <script src="libs/strophe/strophe.caps.jsonly.min.js?v=1"></script>
     <script src="libs/strophe/strophe.jingle.js?v=1"></script>
     <script src="libs/strophe/strophe.jingle.sdp.js?v=2"></script>
     <script src="libs/strophe/strophe.jingle.sdp.util.js?v=1"></script>

libs/strophe/strophe.caps.jsonly.min.js

@@ -0,0 +1 @@
+Strophe.addConnectionPlugin("caps",{HASH:"sha-1",node:"http://strophe.im/strophejs/",_ver:"",_connection:null,_knownCapabilities:{},_jidVerIndex:{},init:function(conn){this._connection=conn;Strophe.addNamespace("CAPS","http://jabber.org/protocol/caps");if(!this._connection.disco){throw"Caps plugin requires the disco plugin to be installed."}this._connection.disco.addFeature(Strophe.NS.CAPS);this._connection.addHandler(this._delegateCapabilities.bind(this),Strophe.NS.CAPS)},generateCapsAttrs:function(){return{xmlns:Strophe.NS.CAPS,hash:this.HASH,node:this.node,ver:this.generateVer()}},generateVer:function(){if(this._ver!==""){return this._ver}var ver="",identities=this._connection.disco._identities.sort(this._sortIdentities),identitiesLen=identities.length,features=this._connection.disco._features.sort(),featuresLen=features.length;for(var i=0;i<identitiesLen;i++){var curIdent=identities[i];ver+=curIdent.category+"/"+curIdent.type+"/"+curIdent.lang+"/"+curIdent.name+"<"}for(var i=0;i<featuresLen;i++){ver+=features[i]+"<"}this._ver=b64_sha1(ver);return this._ver},getCapabilitiesByJid:function(jid){if(this._jidVerIndex[jid]){return this._knownCapabilities[this._jidVerIndex[jid]]}return null},_delegateCapabilities:function(stanza){var from=stanza.getAttribute("from"),c=stanza.querySelector("c"),ver=c.getAttribute("ver"),node=c.getAttribute("node");if(!this._knownCapabilities[ver]){return this._requestCapabilities(from,node,ver)}else{this._jidVerIndex[from]=ver}if(!this._jidVerIndex[from]||!this._jidVerIndex[from]!==ver){this._jidVerIndex[from]=ver}return true},_requestCapabilities:function(to,node,ver){if(to!==this._connection.jid){var id=this._connection.disco.info(to,node+"#"+ver);this._connection.addHandler(this._handleDiscoInfoReply.bind(this),Strophe.NS.DISCO_INFO,"iq","result",id,to)}return true},_handleDiscoInfoReply:function(stanza){var query=stanza.querySelector("query"),node=query.getAttribute("node").split("#"),ver=node[1],from=stanza.getAttribute("from");if(!this._knownCapabilities[ver]){var childNodes=query.childNodes,childNodesLen=childNodes.length;this._knownCapabilities[ver]=[];for(var i=0;i<childNodesLen;i++){var node=childNodes[i];this._knownCapabilities[ver].push({name:node.nodeName,attributes:node.attributes})}this._jidVerIndex[from]=ver}else{if(!this._jidVerIndex[from]||!this._jidVerIndex[from]!==ver){this._jidVerIndex[from]=ver}}return false},_sortIdentities:function(a,b){if(a.category>b.category){return 1}if(a.category<b.category){return -1}if(a.type>b.type){return 1}if(a.type<b.type){return -1}if(a.lang>b.lang){return 1}if(a.lang<b.lang){return -1}return 0}});

libs/strophe/strophe.disco.min.js

@@ -0,0 +1 @@
+Strophe.addConnectionPlugin("disco",{_connection:null,_identities:[],_features:[],_items:[],init:function(conn){this._connection=conn;this._identities=[];this._features=[];this._items=[];conn.addHandler(this._onDiscoInfo.bind(this),Strophe.NS.DISCO_INFO,"iq","get",null,null);conn.addHandler(this._onDiscoItems.bind(this),Strophe.NS.DISCO_ITEMS,"iq","get",null,null)},addIdentity:function(category,type,name,lang){for(var i=0;i<this._identities.length;i++){if(this._identities[i].category==category&&this._identities[i].type==type&&this._identities[i].name==name&&this._identities[i].lang==lang){return false}}this._identities.push({category:category,type:type,name:name,lang:lang});return true},addFeature:function(var_name){for(var i=0;i<this._features.length;i++){if(this._features[i]==var_name){return false}}this._features.push(var_name);return true},removeFeature:function(var_name){for(var i=0;i<this._features.length;i++){if(this._features[i]===var_name){this._features.splice(i,1);return true}}return false},addItem:function(jid,name,node,call_back){if(node&&!call_back){return false}this._items.push({jid:jid,name:name,node:node,call_back:call_back});return true},info:function(jid,node,success,error,timeout){var attrs={xmlns:Strophe.NS.DISCO_INFO};if(node){attrs.node=node}var info=$iq({from:this._connection.jid,to:jid,type:"get"}).c("query",attrs);this._connection.sendIQ(info,success,error,timeout)},items:function(jid,node,success,error,timeout){var attrs={xmlns:Strophe.NS.DISCO_ITEMS};if(node){attrs.node=node}var items=$iq({from:this._connection.jid,to:jid,type:"get"}).c("query",attrs);this._connection.sendIQ(items,success,error,timeout)},_buildIQResult:function(stanza,query_attrs){var id=stanza.getAttribute("id");var from=stanza.getAttribute("from");var iqresult=$iq({type:"result",id:id});if(from!==null){iqresult.attrs({to:from})}return iqresult.c("query",query_attrs)},_onDiscoInfo:function(stanza){var node=stanza.getElementsByTagName("query")[0].getAttribute("node");var attrs={xmlns:Strophe.NS.DISCO_INFO};if(node){attrs.node=node}var iqresult=this._buildIQResult(stanza,attrs);for(var i=0;i<this._identities.length;i++){var attrs={category:this._identities[i].category,type:this._identities[i].type};if(this._identities[i].name){attrs.name=this._identities[i].name}if(this._identities[i].lang){attrs["xml:lang"]=this._identities[i].lang}iqresult.c("identity",attrs).up()}for(var i=0;i<this._features.length;i++){iqresult.c("feature",{"var":this._features[i]}).up()}this._connection.send(iqresult.tree());return true},_onDiscoItems:function(stanza){var query_attrs={xmlns:Strophe.NS.DISCO_ITEMS};var node=stanza.getElementsByTagName("query")[0].getAttribute("node");if(node){query_attrs.node=node;var items=[];for(var i=0;i<this._items.length;i++){if(this._items[i].node==node){items=this._items[i].call_back(stanza);break}}}else{var items=this._items}var iqresult=this._buildIQResult(stanza,query_attrs);for(var i=0;i<items.length;i++){var attrs={jid:items[i].jid};if(items[i].name){attrs.name=items[i].name}if(items[i].node){attrs.node=items[i].node}iqresult.c("item",attrs).up()}this._connection.send(iqresult.tree());return true}});

muc.js

@@ -291,6 +291,12 @@ Strophe.addConnectionPlugin('emuc', {
 
         pres.up();
 
+        // Send XEP-0115 'c' stanza that contains our capabilities info
+        if (connection.caps) {
+            connection.caps.node = config.clientNode;
+            pres.c('c', connection.caps.generateCapsAttrs()).up();
+        }
+
         if(this.presMap['bridgeIsDown']) {
             pres.c('bridgeIsDown').up();
         }