Adds Azure Application Insights as a new analytics option (#692)

* Added Application Insights

* Added entry to contributes

* Added new line at end of the file

* Updated configurations.md

Co-authored-by: Eltjo Veninga <eltjo.veninga@kpn.com>

5 files changed, 31 insertions, 0 deletions

diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index c7c0e5a..e5f88ca 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -112,4 +112,5 @@
 - [John Feminella](https://jxf.me)
 - [zzsqwq](https://zzsqwq.cn)
 - [George Tsiokos](https://george.tsiokos.com)
+- [Eltjo](https://github.com/eltjo)
 - [Saurmandal](https://saur.neocities.org)
diff --git a/docs/configurations.md b/docs/configurations.md
index 8472fb0..5e07d0b 100644
--- a/docs/configurations.md
+++ b/docs/configurations.md
@@ -9,6 +9,7 @@
     * [Goat Counter](#goat-counter)
     * [Cloudflare](#cloudflare)
     * [Matomo](#matomo)
+    * [Application Insights](#application-insights)
   * [Commenting Systems](#commenting-systems)
     * [Disqus](#disqus)
     * [Commento](#commento)
@@ -33,6 +34,7 @@ This theme supports:
   * [Goat Counter](https://www.goatcounter.com/)
   * [Cloudflare](https://www.cloudflare.com/analytics/)
   * [Matomo](https://matomo.org/)
+  * [Application Insights](https://azure.com/)
 * Commenting Systems
   * [Disqus](https://disqus.com/)
   * [Commento](https://commento.io/)
@@ -89,6 +91,13 @@ Follow [these steps](https://gohugo.io/templates/internal/#configure-google-anal
     serverURL = "analytics.example.com"
 ```
 
+#### Application Insights
+
+```toml
+[params.applicationInsights]
+    connectionString = "connectionstring" # https://docs.microsoft.com/en-us/azure/azure-monitor/app/sdk-connection-string
+```
+
 ### Commenting Systems
 
 Comments are displayed within post pages, but can be disabled with `disableComments` front-matter.
diff --git a/exampleSite/config.toml b/exampleSite/config.toml
index cdf9479..dcc4195 100644
--- a/exampleSite/config.toml
+++ b/exampleSite/config.toml
@@ -69,6 +69,10 @@ customJS = []
 # [params.googleTagManager]
 # id = "gid"
 
+# If you want to use Application Insights(https://azure.com/) for analytics, add this section
+# [params.applicationInsights]
+# connectionString = "connectionString"
+
 # If you want to implement a Content-Security-Policy, add this section
 [params.csp]
 childsrc = ["'self'"]
diff --git a/layouts/_default/baseof.html b/layouts/_default/baseof.html
index d29d508..19df409 100644
--- a/layouts/_default/baseof.html
+++ b/layouts/_default/baseof.html
@@ -65,6 +65,10 @@
   {{- partial "analytics/googletagmanager" . -}}
   {{ end }}
 
+  {{ if and .Site.Params.applicationInsights .Site.Params.applicationInsights.connectionString }}
+    {{- partial "analytics/applicationinsights" . -}}
+  {{ end }}   
+
   {{- partial "body/extensions" . -}}
 </body>
 
diff --git a/layouts/partials/analytics/applicationinsights.html b/layouts/partials/analytics/applicationinsights.html
new file mode 100644
index 0000000..72d2d18
--- /dev/null
+++ b/layouts/partials/analytics/applicationinsights.html
@@ -0,0 +1,13 @@
+<script type="text/javascript">
+    !function(T,l,y){var S=T.location,k="script",D="connectionString",C="ingestionendpoint",I="disableExceptionTracking",E="ai.device.",b="toLowerCase",w="crossOrigin",N="POST",e="appInsightsSDK",t=y.name||"appInsights";(y.name||T[e])&&(T[e]=t);var n=T[t]||function(d){var g=!1,f=!1,m={initialize:!0,queue:[],sv:"5",version:2,config:d};function v(e,t){var n={},a="Browser";return n[E+"id"]=a[b](),n[E+"type"]=a,n["ai.operation.name"]=S&&S.pathname||"_unknown_",n["ai.internal.sdkVersion"]="javascript:snippet_"+(m.sv||m.version),{time:function(){var e=new Date;function t(e){var t=""+e;return 1===t.length&&(t="0"+t),t}return e.getUTCFullYear()+"-"+t(1+e.getUTCMonth())+"-"+t(e.getUTCDate())+"T"+t(e.getUTCHours())+":"+t(e.getUTCMinutes())+":"+t(e.getUTCSeconds())+"."+((e.getUTCMilliseconds()/1e3).toFixed(3)+"").slice(2,5)+"Z"}(),name:"Microsoft.ApplicationInsights."+e.replace(/-/g,"")+"."+t,sampleRate:100,tags:n,data:{baseData:{ver:2}}}}var h=d.url||y.src;if(h){function a(e){var t,n,a,i,r,o,s,c,u,p,l;g=!0,m.queue=[],f||(f=!0,t=h,s=function(){var e={},t=d.connectionString;if(t)for(var n=t.split(";"),a=0;a<n.length;a++){var i=n[a].split("=");2===i.length&&(e[i[0][b]()]=i[1])}if(!e[C]){var r=e.endpointsuffix,o=r?e.location:null;e[C]="https://"+(o?o+".":"")+"dc."+(r||"services.visualstudio.com")}return e}(),c=s[D]||d[D]||"",u=s[C],p=u?u+"/v2/track":d.endpointUrl,(l=[]).push((n="SDK LOAD Failure: Failed to load Application Insights SDK script (See stack for details)",a=t,i=p,(o=(r=v(c,"Exception")).data).baseType="ExceptionData",o.baseData.exceptions=[{typeName:"SDKLoadFailed",message:n.replace(/\./g,"-"),hasFullStack:!1,stack:n+"\nSnippet failed to load ["+a+"] -- Telemetry is disabled\nHelp Link: https://go.microsoft.com/fwlink/?linkid=2128109\nHost: "+(S&&S.pathname||"_unknown_")+"\nEndpoint: "+i,parsedStack:[]}],r)),l.push(function(e,t,n,a){var i=v(c,"Message"),r=i.data;r.baseType="MessageData";var o=r.baseData;return o.message='AI (Internal): 99 message:"'+("SDK LOAD Failure: Failed to load Application Insights SDK script (See stack for details) ("+n+")").replace(/\"/g,"")+'"',o.properties={endpoint:a},i}(0,0,t,p)),function(e,t){if(JSON){var n=T.fetch;if(n&&!y.useXhr)n(t,{method:N,body:JSON.stringify(e),mode:"cors"});else if(XMLHttpRequest){var a=new XMLHttpRequest;a.open(N,t),a.setRequestHeader("Content-type","application/json"),a.send(JSON.stringify(e))}}}(l,p))}function i(e,t){f||setTimeout(function(){!t&&m.core||a()},500)}var e=function(){var n=l.createElement(k);n.src=h;var e=y[w];return!e&&""!==e||"undefined"==n[w]||(n[w]=e),n.onload=i,n.onerror=a,n.onreadystatechange=function(e,t){"loaded"!==n.readyState&&"complete"!==n.readyState||i(0,t)},n}();y.ld<0?l.getElementsByTagName("head")[0].appendChild(e):setTimeout(function(){l.getElementsByTagName(k)[0].parentNode.appendChild(e)},y.ld||0)}try{m.cookie=l.cookie}catch(p){}function t(e){for(;e.length;)!function(t){m[t]=function(){var e=arguments;g||m.queue.push(function(){m[t].apply(m,e)})}}(e.pop())}var n="track",r="TrackPage",o="TrackEvent";t([n+"Event",n+"PageView",n+"Exception",n+"Trace",n+"DependencyData",n+"Metric",n+"PageViewPerformance","start"+r,"stop"+r,"start"+o,"stop"+o,"addTelemetryInitializer","setAuthenticatedUserContext","clearAuthenticatedUserContext","flush"]),m.SeverityLevel={Verbose:0,Information:1,Warning:2,Error:3,Critical:4};var s=(d.extensionConfig||{}).ApplicationInsightsAnalytics||{};if(!0!==d[I]&&!0!==s[I]){var c="onerror";t(["_"+c]);var u=T[c];T[c]=function(e,t,n,a,i){var r=u&&u(e,t,n,a,i);return!0!==r&&m["_"+c]({message:e,url:t,lineNumber:n,columnNumber:a,error:i}),r},d.autoExceptionInstrumented=!0}return m}(y.cfg);function a(){y.onInit&&y.onInit(n)}(T[t]=n).queue&&0===n.queue.length?(n.queue.push(a),n.trackPageView({})):a()}(window,document,{
+    src: "https://js.monitor.azure.com/scripts/b/ai.2.min.js", // The SDK URL Source
+    // name: "appInsights", // Global SDK Instance name defaults to "appInsights" when not supplied
+    // ld: 0, // Defines the load delay (in ms) before attempting to load the sdk. -1 = block page load and add to head. (default) = 0ms load after timeout,
+    // useXhr: 1, // Use XHR instead of fetch to report failures (if available),
+    crossOrigin: "anonymous", // When supplied this will add the provided value as the cross origin attribute on the script tag
+    // onInit: null, // Once the application insights instance has loaded and initialized this callback function will be called with 1 argument -- the sdk instance (DO NOT ADD anything to the sdk.queue -- As they won't get called)
+    cfg: { // Application Insights Configuration
+        connectionString: "{{ $.Site.Params.applicationInsights.connectionString }}"
+        /* ...Other Configuration Options... */
+    }});
+    </script>