System check: Add Matomo Version History and download feature (#16386)

* System check: Add Matomo Version History and download feature

* minor tweak

* update screenshots

* update screenshot

Co-authored-by: diosmosis <diosmosis@users.noreply.github.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/core/Updater.php b/core/Updater.php
index 36f5bcd2cc..a905385af9 100644
--- a/core/Updater.php
+++ b/core/Updater.php
@@ -25,6 +25,7 @@ class Updater
 {
     const INDEX_CURRENT_VERSION = 0;
     const INDEX_NEW_VERSION = 1;
+    const OPTION_KEY_MATOMO_UPDATE_HISTORY = 'MatomoUpdateHistory';
 
     private $pathUpdateFileCore;
     private $pathUpdateFilePlugins;
@@ -459,6 +460,22 @@ class Updater
         $deactivatedPlugins = array();
         $coreError = false;
 
+        try {
+            $history = Option::get(self::OPTION_KEY_MATOMO_UPDATE_HISTORY);
+            $history = explode(',', (string) $history);
+            $previousVersion = Option::get(self::getNameInOptionTable('core'));
+
+            if (!empty($previousVersion) && !in_array($previousVersion, $history, true)) {
+                // this allows us to see which versions of matomo the user was using before this update so we better understand
+                // which version maybe regressed something
+                array_unshift( $history, $previousVersion );
+                $history = array_slice( $history, 0, 6 ); // lets keep only the last 6 versions
+                Option::set(self::OPTION_KEY_MATOMO_UPDATE_HISTORY, implode(',', $history));
+            }
+        } catch (\Exception $e) {
+            // case when the option table is not yet created (before 0.2.10)
+        }
+
         if (!empty($componentsWithUpdateFile)) {
             $currentAccess      = Access::getInstance();
             $hasSuperUserAccess = $currentAccess->hasSuperUserAccess();