Wired up source to conversions on analytics page

refs https://github.com/TryGhost/Team/issues/2157

- The source links to the referrer url if there is any
- A dash is used if no source is available

ghost/admin/app/components/posts/post-activity-feed.hbs

@@ -58,7 +58,15 @@
                             </div>
                             {{#if (eq this.eventType "conversion")}}
                                 <div class="gh-dashboard-list-item-sub">
-                                    Source
+                                    {{#if parsedEvent.source}}
+                                        {{#if parsedEvent.source.url}}
+                                            <a href={{parsedEvent.source.url}} rel="noopener noreferrer" target="_blank">{{parsedEvent.source.name}}</a>
+                                        {{else}}
+                                            <span>{{parsedEvent.source.name}}</span>
+                                        {{/if}}
+                                    {{else}}
+                                        <span class="midlightgrey">&mdash;</span>
+                                    {{/if}}
                                 </div>
                             {{/if}}
                             <div class="gh-dashboard-list-item-sub">
@@ -150,4 +158,4 @@
             {{/if}}
         {{/if}}
     {{/let}}
-</div>
+</div>

ghost/admin/app/helpers/parse-member-event.js

@@ -18,6 +18,7 @@ export default class ParseMemberEventHelper extends Helper {
         const object = this.getObject(event);
         const url = this.getURL(event);
         const timestamp = moment(event.data.created_at);
+        const source = this.getSource(event);
 
         return {
             memberId: event.data.member_id ?? event.data.member?.id,
@@ -29,6 +30,7 @@ export default class ParseMemberEventHelper extends Helper {
             action,
             join,
             object,
+            source,
             info,
             description,
             url,
@@ -226,6 +228,20 @@ export default class ParseMemberEventHelper extends Helper {
         return '';
     }
 
+    /**
+     * Clickable object, shown between action and info, or in a separate column in some views
+     */
+    getSource(event) {
+        if (event.data?.attribution?.referrer_source) {
+            return {
+                name: event.data.attribution.referrer_source,
+                url: event.data.attribution.referrer_url ?? null
+            };
+        }
+
+        return null;
+    }
+
     getInfo(event) {
         if (event.type === 'subscription_event') {
             let mrrDelta = getNonDecimal(event.data.mrr_delta, event.data.currency);