add some configs

app/assets/javascripts/application.js.coffee

@@ -296,6 +296,46 @@ $ ->
 
   checkInitialSidebarSize()
   new Aside()
-  
+
   if gon.sentry_dsn?
-    Raven.config(gon.sentry_dsn).install()
+    Raven.config(gon.sentry_dsn, {
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+      ignoreErrors: [
+        # Random plugins/extensions
+        'top.GLOBALS',
+        # See: http://blog.errorception.com/2012/03/tale-of-unfindable-js-error. html
+        'originalCreateNotification',
+        'canvas.contentDocument',
+        'MyApp_RemoveAllHighlights',
+        'http://tt.epicplay.com',
+        'Can\'t find variable: ZiteReader',
+        'jigsaw is not defined',
+        'ComboSearch is not defined',
+        'http://loading.retry.widdit.com/',
+        'atomicFindClose',
+        # ISP "optimizing" proxy - `Cache-Control: no-transform` seems to
+        # reduce this. (thanks @acdha)
+        # See http://stackoverflow.com/questions/4113268
+        'bmi_SafeAddOnload',
+        'EBCallBackMessageReceived',
+        # See http://toolbar.conduit.com/Developer/HtmlAndGadget/Methods/JSInjection.aspx
+        'conduitPage'
+      ],
+      ignoreUrls: [
+        # Woopra flakiness
+        /eatdifferent\.com\.woopra-ns\.com/i,
+        /static\.woopra\.com\/js\/woopra\.js/i,
+        # Chrome extensions
+        /extensions\//i,
+        /^chrome:\/\//i,
+        # Other plugins
+        /127\.0\.0\.1:4001\/isrunning/i,  # Cacaoweb
+        /webappstoolbarba\.texthelp\.com\//i,
+        /metrics\.itunes\.apple\.com\.edgesuite\.net\//i
+      ]
+    }).install()
+
+  if gon.current_user_id
+    Raven.setUserContext({
+      api_token: gon.api_token,
+      id: gon.current_user_id
+    })
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