add Consumer object.

NOTICE

@@ -9,7 +9,6 @@ file for the complete license.
 
 mime.js
 -------
-
 under MIT License.
 
 copyright TJ Holowaychuk <tj@vision-media.ca>
@@ -33,4 +32,13 @@ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
+OTHER DEALINGS IN THE SOFTWARE.
+
+base64.js
+---------
+Copyright (C) 1999 Masanao Izumo <iz@onicos.co.jp>
+Version: 1.0
+LastModified: Dec 25 1999
+This library is free.  You can redistribute it and/or modify it.
+
+Modified by Dan Webb not to require Narwhal's binary library */

lib/noddycouch.js

@@ -427,7 +427,50 @@ Database.prototype.copyDoc = function() {
 
 }
 
+var Consumer = function(uri) {
+  resource.Resource.call(this, uri);
+
+}
+sys.inherits(Consumer, resource.Resource);
+
+Consumer.prototype.wait = function(params) {
+  var self = this;
+  var params = params || {}
+
+  params["feed"] = "continuous";
+
+  this.get("_changes", {
+    params: params,
+    startResponse: function(response) {
+
+      var get_line = function(chunk) {
+        if (chunk != "\n")
+          try {
+            var change = JSON.parse(chunk);
+            if (!change.id) {
+              self.emit("end", change);
+              response.removeListener("data", get_line);
+            } else {
+              self.emit("change", change);
+              return
+            }
+
+          } catch(e) {}
+      }
+
+      response
+        .addListener("data", get_line)
+        .addListener("end", function() {
+          self.emit("end", "");
+          response.removeListener("data", get_line);
+        });
+    }   
+  });
+}
+
+
 
 exports.Server = Server;
 exports.Uuids = Uuids;
 exports.Database = Database;
+exports.Consumer = Consumer;

lib/noddycouch/base64.js

@@ -1,9 +1,7 @@
-/* Copyright (C) 1999 Masanao Izumo <iz@onicos.co.jp>
- * Version: 1.0
- * LastModified: Dec 25 1999
- * This library is free.  You can redistribute it and/or modify it.
- */
- /* Modified by Dan Webb not to require Narwhal's binary library */
+/*
+ * This file is part of noddycouch released under the MIT license. 
+ * See the NOTICE for more information. */
+
 
 var encodeChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 var decodeChars = [

lib/noddycouch/mime.js

@@ -1,4 +1,7 @@
-// Express - Mime - Copyright TJ Holowaychuk <tj@vision-media.ca> (MIT Licensed)
+/*
+ * This file is part of noddycouch released under the MIT license. 
+ * See the NOTICE for more information. */
+
 
 var types = {
   '3gp'     : 'video/3gpp',

test_consumer.js

@@ -0,0 +1,13 @@
+var sys = require("sys"),
+    Consumer = require('./lib/noddycouch').Consumer;
+
+var c = new Consumer("http://127.0.0.1:5984/testdb");
+
+c.addListener("change", function(change) {
+  sys.puts("Got change "
+          + "seq: " + change.seq
+          + " on docid: " + change.id
+          + " rev: " + change.changes[0].rev);
+})
+
+c.wait({heartbeat: true})