1 files changed, 73 insertions, 0 deletions
diff --git a/lib/caldav/sax/base.js b/lib/caldav/sax/base.js
new file mode 100644
index 0000000..a823aad
--- /dev/null
+++ b/lib/caldav/sax/base.js
@@ -0,0 +1,73 @@
+(function(module, ns) {
+
+  var Base = {
+
+    name: 'base',
+
+    tagField: 'local',
+
+    /**
+     * Creates a new object with base as its prototype.
+     * Adds ._super to object as convenience prop to access
+     * the parents functions.
+     *
+     * @param {Object} obj function overrides.
+     * @return {Object} new object.
+     */
+    create: function(obj) {
+      var key;
+      var child = Object.create(this);
+
+      child._super = this;
+
+      for (key in obj) {
+        if (obj.hasOwnProperty(key)) {
+          child[key] = obj[key];
+        }
+      }
+
+      return child;
+    },
+
+    onopentag: function(data, handler) {
+      var current = this.current;
+      var name = data[handler.tagField];
+
+      this.stack.push(this.current);
+
+      if (name in current) {
+        var next = {};
+
+        if (!(current[name] instanceof Array)) {
+          current[name] = [current[name]];
+        }
+
+        current[name].push(next);
+
+        this.current = next;
+      } else {
+        this.current = current[name] = {};
+      }
+    },
+
+    ontext: function(data) {
+      this.current.value = data;
+    },
+
+    onclosetag: function() {
+      this.current = this.stack.pop();
+    },
+
+    onend: function() {
+      this.emit('complete', this.root);
+    }
+  };
+
+  module.exports = Base;
+
+}.apply(
+  this,
+  (this.Caldav) ?
+    [Caldav('sax/base'), Caldav] :
+    [module, require('../caldav')]
+));