add plugin to connection

Author: flosse

dataforms/spec/strophe.x.coffee

@@ -14,6 +14,17 @@ describe "XMPP Data Forms (0004)", ->
     @errorHandler   = jasmine.createSpy "errorHandler"
     @Sx = Strophe.x
 
+  it "is installed to the connection object", ->
+    (expect typeof @con.x).toEqual "object"
+
+  it "can parse a result", ->
+
+    res = $build("command").c("x",{type:"result"}).c("title").t("My title").tree()
+    form = @con.x.parseFromResult res
+
+    (expect form.type).toEqual "result"
+    (expect form.title).toEqual "My title"
+
   describe "Form", ->
 
     it "has one of four possible type attributes", ->

dataforms/src/strophe.x.coffee

@@ -424,3 +424,15 @@ Strophe.x =
   Field: Field
   Option:Option
   Item:Item
+
+Strophe.addConnectionPlugin 'x',
+
+  init : (conn) ->
+    Strophe.addNamespace 'DATA', 'jabber:x:data'
+    conn.disco.addFeature Strophe.NS.DATA if conn.disco
+
+  parseFromResult: (result) ->
+    if result.nodeName.toLowerCase() is "x"
+      Form.fromXML result
+    else
+      Form.fromXML ($ result).find("x")?[0]