Merge pull request #348 from unepwcmc/download-tracking

track oecm downloads

app/assets/javascripts/content.js

@@ -2,4 +2,5 @@
 //= require 'base'
 //= require 'modules/cms/article_navigation'
 //= require 'modules/cms/external_links'
+//= require 'modules/cms/tracked_download_links'
 //= require 'modules/cms/base'

app/assets/javascripts/modules/cms/base.js.coffee

@@ -1,11 +1,14 @@
 $(document).ready( ->
-  require(['cms:article_navigation', 'cms:external_links'], (ArticleNavigation, ExternalLinks) ->
+  require(['cms:article_navigation', 'cms:external_links', 'cms:tracked_download_links'], (ArticleNavigation, ExternalLinks, TrackedDownloadLinks) ->
     if $verticalNav = $('.vertical-nav')
       ArticleNavigation.initialize($verticalNav)
 
     if $links = $('.article a')
       ExternalLinks.initialize($links)
 
+    if $trackedDownloadLinks = $('[data-track]')
+      TrackedDownloadLinks.initialize($trackedDownloadLinks)
+
     $cover = $('.hero__cover')
 
     if $cover.length > 0

app/assets/javascripts/modules/cms/tracked_download_links.js.coffee

@@ -0,0 +1,17 @@
+define('cms:tracked_download_links', [], ->
+  class TrackedDownloadLinks
+    @initialize: ($tracked_links) ->
+      new TrackedDownloadLinks($tracked_links).initialize()
+
+    constructor: (@$tracked_links) ->
+
+    initialize: ->
+      @$tracked_links.each((n, link) ->
+        label = link.dataset.track
+
+        link.addEventListener('click', ->
+          if ga?
+            ga('send', 'event', "Downloads - CMS", 'click', label)
+        )
+      )
+)

app/views/shared/_google_analytics.html.erb

@@ -1,13 +1,15 @@
 
 <% if Rails.env == 'staging' %>
-  <!-- Global site tag (gtag.js) - Google Analytics -->
-  <script async src="https://www.googletagmanager.com/gtag/js?id=UA-12920389-5"></script>
   <script>
-    window.dataLayer = window.dataLayer || [];
-    function gtag(){dataLayer.push(arguments);}
-    gtag('js', new Date());
+   (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+    (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+    })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
 
-    gtag('config', 'UA-12920389-5');
+    ga('create', 'UA-12920389-5', 'auto');
+    ga('require', 'linkid');
+    ga('require', 'displayfeatures');
+    ga('send', 'pageview');
   </script>
 
 <% elsif Rails.env == 'production' %>

docs/installation.md

@@ -45,21 +45,6 @@ package manager. For example, on OS X:
   yarn install
 ```
 
-⚠️ **Take this advice with caution - it might not work...**
-If you are installing gdal for the first time, you will need to install an older version as follows:
-
-```
-git -C "$(brew --repo homebrew/core)" fetch --unshallow
-cd "$(brew --repo homebrew/core)"
-git checkout db0b0e61ec51a1b3ccc9977d00bc00374700d396
-HOMEBREW_NO_AUTO_UPDATE=1 brew install gdal --with-postgresql
-```
-
-This is the latest commit pre gdal2, but you can use a different commit. git log master -- Formula/package_name.rb can be used to search commits 
-
-To install a new brew version over an old: brew unpin old, brew unlink old, brew install new --force. Brew switch can be used to link and change versions. 
-⚠️ **end**
-
 Use `brew services` to start `redis`, `elasticsearch`, and `postgres`.
 
 If you are running Ubuntu or another Linux distribution, see "GEOS and