* [task#133002,doing,0.5h] add feature of switch version.

module/pivot/control.php

@@ -85,6 +85,7 @@ class pivot extends control
         $this->view->versionSpecs = $this->pivot->getPivotVersions($pivotID);
         $this->view->version      = $version == 'newest' ? $this->pivot->getMaxVersion($pivotID) : $version;
         $this->view->pivot        = $pivot;
+        $this->view->groupID      = $groupID;
         $this->display();
     }
 

module/pivot/js/versions.ui.js

@@ -0,0 +1,7 @@
+function switchVersion(e)
+{
+    const groupID = $(e.target).attr('data-group');
+    const pivotID = $(e.target).attr('data-pivot');
+    const version = $(e.target).attr('data-version');
+    loadModal($.createLink('pivot', 'versions', `groupID=${groupID}&pivotID=${pivotID}&version=${version}`));
+}

module/pivot/ui/versions.html.php

@@ -16,8 +16,19 @@ foreach($versionSpecs as $versionSpec)
 {
     $versionsTableBody[] = h::tr
     (
-        h::td('#' . $versionSpec->version),
-        h::td($versionSpec->desc),
+        h::td
+        (
+            h::a
+            (
+                '#' . $versionSpec->version,
+                set::href("javascript:;"),
+                on::click("switchVersion"),
+                setData('pivot', $pivot->id),
+                setData('version', $versionSpec->version),
+                setData('group', $groupID)
+            )
+        ),
+        h::td($versionSpec->desc)
     );
 }