Minimalistic analytics library used by Dart Server and try.dartlang.org

dart_microlytics/lib/microlytics.dart

+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.

[ahe, 2014/09/02 13:44:24]

Add line between copyright and library declaration.

[lukechurch, 2014/09/03 11:27:16]

Done.

+library microlytics;
+
+import 'channels.dart';
+import 'io_channels.dart';
+
+/// Very limited implementation of an API to report usage to Google Analytics.
+/// No Personally Identifiable Information must ever be passed to this class.
+class AnalyticsLogger {
+  final Channel _channel;
+  final String _clientID;
+  final String _analyticsID;
+  final String _appName;
+  final String _appVersion;
+
+  /// Create a new logger
+  /// [_channel] represents how this is going to be sent, this would typically
+  /// be a [RateLimitingBufferedChannel] wrapping either a [HttpRequestChannel]
+  /// or a [HttpClientChannel]
+  /// [_clientID] is a version 4 UUID associated with the particular site or app
+  /// [_appName] is an application name
+  /// [_appVersion] is a verion string
+  AnalyticsLogger(
+      this._channel,
+      this._clientID,
+      this._analyticsID,
+      this._appName,
+      this._appVersion);
+
+  void logAnonymousTiming(String category, String variable, int ms) {
+    category = Uri.encodeComponent(category);
+    variable = Uri.encodeComponent(variable);
+    _channel.sendData(
+        "v=1"
+        "&tid=${this._analyticsID}"
+        "&cid=${this._clientID}"
+        "&t=timing"
+        "&utc=$category"
+        "&utv=$variable"
+        "&utt=$ms"
+        "&an=${this._appName}"
+        "&av=${this._appVersion}"

[ahe, 2014/09/02 13:44:24]

Can you share (some of) this string between the two methods?

[lukechurch, 2014/09/02 19:52:37]

Done.

+        );

[ahe, 2014/09/02 13:44:24]

Move to previous line.

[lukechurch, 2014/09/02 19:52:37]

Done.

+  }
+
+  void logAnonymousEvent(String category, String event) {
+    category = Uri.encodeComponent(category);
+    event = Uri.encodeComponent(event);
+    _channel.sendData(
+        "v=1"
+        "&tid=${this._analyticsID}"
+        "&cid=${this._clientID}"
+        "&t=event"
+        "&ec=$category"
+        "&ea=$event"
+        "&an=${this._appName}"
+        "&av=${this._appVersion}"
+    );

[ahe, 2014/09/02 13:44:24]

Move to previous line.

[lukechurch, 2014/09/02 19:52:37]

Done.

+  }
+}
+