1 files changed, 93 insertions, 0 deletions
diff --git a/lib/webcals/templates/calendar_data.js b/lib/webcals/templates/calendar_data.js
new file mode 100644
index 0000000..9ff2a1e
--- /dev/null
+++ b/lib/webcals/templates/calendar_data.js
@@ -0,0 +1,93 @@
+(function(module, ns) {
+
+  function CalendarData() {
+    this.struct = {};
+  }
+
+  CalendarData.prototype = {
+
+    /**
+     * Appends a list of fields
+     * to a given iCalendar field set.
+     *
+     * @param {String} type iCal fieldset (VTODO, VEVENT,...).
+     */
+    select: function(type, list) {
+      var struct = this.struct;
+
+      if (!(type in struct)) {
+        struct[type] = [];
+      }
+
+      struct[type] = struct[type].concat(list);
+
+      return this;
+    },
+
+    /**
+     * Accepts an object full of arrays
+     * recuse when encountering another object.
+     */
+    _renderFieldset: function(template, element) {
+      var tag;
+      var value;
+      var i;
+      var output = '';
+      var elementOutput = '';
+
+      for (tag in element) {
+        value = element[tag];
+        for (i = 0; i < value.length; i++) {
+          if (typeof(value[i]) === 'object') {
+            elementOutput += this._renderFieldset(
+              template,
+              value[i]
+            );
+          } else {
+            elementOutput += template.tag(
+              ['caldav', 'prop'],
+              { name: value[i] }
+            );
+          }
+        }
+        output += template.tag(
+          ['caldav', 'comp'],
+          { name: tag },
+          elementOutput
+        );
+        elementOutput = '';
+      }
+
+      return output;
+    },
+
+    /**
+     * Renders CalendarData with a template.
+     *
+     * @param {WebCals.Template} template calendar to render.
+     * @return {String} <calendardata /> xml output.
+     */
+    render: function(template) {
+      var struct = this.struct;
+      var output = template.tag(
+        ['caldav', 'calendar-data'],
+        template.tag(
+          ['caldav', 'comp'],
+          { name: 'VCALENDAR' },
+          this._renderFieldset(template, struct)
+        )
+      );
+
+      return output;
+    }
+  };
+
+
+  module.exports = CalendarData;
+
+}.apply(
+  this,
+  (this.Webcals) ?
+    [Webcals('templates/calendar_data'), Webcals] :
+    [module, require('../webcals')]
+));