Merge pull request #24229 from sftim/20200929_load_sweetalert_async

Revise copy-and-paste helper for codenew shortcode

Author: k8s-ci-robot

layouts/case-studies/single-baseof.html

@@ -8,8 +8,6 @@
 		{{ partial "deprecation-warning.html" . }}
 		{{ block "main" . }}{{ end }}
 		{{ partialCached "footer.html" . }}
-		<!-- Disabling this as elements queries do not appear to exist on case studies -->
-		<!-- {{ partialCached "footer-scripts.html" . }} -->
     {{ partialCached "scripts.html" . }}
 
 	</body>

layouts/partials/footer-scripts.html

@@ -85,7 +85,6 @@
 <meta property="og:image" content="{{ "/images/kubernetes-horizontal-color.png" | relURL }}">
 {{ end }}
 <meta property="og:type" content="{{ $ogType }}">
-<script src="{{ "js/sweetalert-2.1.2.min.js" | relURL }}"></script>
 
 {{ if .HasShortcode "mermaid" }}
 <!-- Copied from https://unpkg.com/[email protected]/dist/mermaid.min.js -->

layouts/partials/head.html

@@ -0,0 +1,44 @@
+{{ with .Site.Params.algolia_docsearch }}
+<!-- scripts for algolia docsearch -->
+{{ end }}
+{{/* copy-and-paste helper for codenew shortcode */}}
+{{- if .HasShortcode "codenew" -}}
+<script async src="{{ "js/sweetalert-2.1.2.min.js" | relURL }}"></script>
+<script type="text/javascript">
+function copyCode(elem){
+  if (document.getElementById(elem)) {
+    // create hidden text element, if it doesn't already exist
+    var targetId = "_hiddenCopyText_";
+    // must use a temporary form element for the selection and copy
+    target = document.getElementById(targetId);
+    if (!target) {
+      var target = document.createElement("textarea");
+      target.style.position = "absolute";
+      target.style.left = "-9999px";
+      target.style.top = "0";
+      target.id = targetId;
+      document.body.appendChild(target);
+    }
+    target.value = document.getElementById(elem).innerText;
+    // select the content
+    target.select();
+
+    // copy the selection
+    var succeed;
+    try {
+        succeed = document.execCommand("copy");
+    } catch(e) {
+        swal("Oh, no…","Sorry, your browser doesn't support copying this example to your clipboard.");
+        succeed = false;
+    }
+    if (succeed) {
+      swal("Copied to clipboard: ",elem);
+      return succeed;
+    } else {
+      swal("Oops!", elem + " not found when trying to copy code");
+      return false;
+    }
+  }
+}
+</script>
+{{- end -}}

layouts/partials/hooks/body-end.html

@@ -9,40 +9,6 @@
 var body;
 
 //helper functions
-function copyCode(elem){
-     if (document.getElementById(elem)) {
-         // create hidden text element, if it doesn't already exist
-         var targetId = "_hiddenCopyText_";
-             // must use a temporary form element for the selection and copy
-             target = document.getElementById(targetId);
-             if (!target) {
-                 var target = document.createElement("textarea");
-                 target.style.position = "absolute";
-                 target.style.left = "-9999px";
-                 target.style.top = "0";
-                 target.id = targetId;
-                 document.body.appendChild(target);
-             }
-             target.value = document.getElementById(elem).innerText;
-         // select the content
-         target.select();
-
-         // copy the selection
-         var succeed;
-         try {
-             succeed = document.execCommand("copy");
-         } catch(e) {
-             swal("Oh, no...","Sorry, your browser doesn't support document.execCommand('copy'), so we can't copy this code to your clipboard.");
-             succeed = false;
-         }
-         if (succeed) swal("Copied to clipboard: ",elem);
-         return succeed;
-     } else {
-         swal("Oops!",elem + " not found when trying to copy code");
-         return false;
-     }
- }
-
 function booleanAttributeValue(element, attribute, defaultValue){
     // returns true if an attribute is present with no value
     // e.g. booleanAttributeValue(element, 'data-modal', false);