Add XEP-0300 plugin for hash agility support

.jshintignore

@@ -1,3 +1,3 @@
 node_modules
 vendor
-stanzaio.bundle.js
+build

build.js

@@ -6,6 +6,7 @@ var fs = require('fs');
 var bundle = browserify();
 bundle.add('./index');
 bundle.bundle({standalone: 'XMPP'}, function (err, js) {
-    //var result = UglifyJS.minify(js, {fromString: true}).code;
     fs.writeFileSync('stanzaio.bundle.js', js);
+    var min = UglifyJS.minify(js, {fromString: true}).code;
+    fs.writeFileSync('stanzaio.bundle.min.js', min);
 });

index.js

@@ -28,6 +28,7 @@ exports.createClient = function (opts) {
     client.use(require('./lib/plugins/bookmarks'));
     client.use(require('./lib/plugins/jingle'));
     client.use(require('./lib/plugins/json'));
+    client.use(require('./lib/plugins/hashes'));
 
     return client;
 };

lib/plugins/hashes.js

@@ -0,0 +1,6 @@
+module.exports = function (client) {
+    client.disco.addFeature('urn:xmpp:hashes:1');
+    client.disco.addFeature('urn:xmpp:hash-function-text-names:md5');
+    client.disco.addFeature('urn:xmpp:hash-function-text-names:sha-1');
+    client.disco.addFeature('urn:xmpp:hash-function-text-names:sha-256');
+};

lib/stanza/hash.js

@@ -0,0 +1,11 @@
+var stanza = require('jxt');
+
+var Hash = module.exports = stanza.define({
+    name: 'hash',
+    namespace: 'urn:xmpp:hashes:1',
+    element: 'hash',
+    fields: {
+        algo: stanza.attribute('algo'),
+        value: stanza.text()
+    }
+});

package.json

@@ -1,6 +1,6 @@
 {
     "name": "stanza.io",
-    "version": "2.5.15",
+    "version": "2.6.0",
     "description": "XMPP + WebSocket",
     "browserify": "index.js",
     "dependencies": {