plugin activation check

Author: manchumahara

cbxphpspreadsheet.php

@@ -40,6 +40,8 @@
 register_activation_hook(__FILE__, ['CBXPhpSpreadSheet', 'activation']);
 require_once CBXPHPSPREADSHEET_ROOT_PATH . "lib/vendor/autoload.php";
 
+add_action('admin_notices', ['CBXPhpSpreadSheet', 'activation_error_display']);
+
 /**
  * Class CBXPhpSpreadSheet
  */
@@ -54,11 +56,13 @@ public function __construct()
         add_filter('plugin_row_meta', [$this, 'plugin_row_meta'], 10, 2);
 
         new Hooks();
-    }
+    }//end constructor
 
-    /**
-     * Activation hook
-     */
+	/**
+	 * Activation hook
+	 *
+	 * @return void
+	 */
     public static function activation()
     {
         $errors = [];
@@ -71,11 +75,38 @@ public static function activation()
             $errors[] = __('This plugin requires PHP extensions: Zip, XML, and GD2.', 'cbxphpspreadsheet');
         }
 
-        if (!empty($errors)) {
-            deactivate_plugins(plugin_basename(__FILE__));
-            wp_die(implode('<br>', $errors), __('Plugin Activation Error', 'cbxphpspreadsheet'), ['back_link' => true]);
+        if (sizeof($errors) > 0) {
+		   update_option('cbxphpspreadsheet_activation_error', $errors);
+		   deactivate_plugins(plugin_basename(__FILE__));
+
+	       //wp_die('Plugin not activated due to dependency not fulfilled.');
+
+	       //die();
         }
-    }
+    }//end method activation
+
+	/**
+	 * Show error
+	 *
+	 * @return void
+	 */
+	public static function activation_error_display(){
+		// Only display on specific admin pages (e.g., plugins page)
+		$screen = get_current_screen();
+		if ($screen && $screen->id === 'plugins') {
+			$errors = get_option('cbxphpspreadsheet_activation_error');
+			if ($errors) {
+				if(is_array($errors) && sizeof($errors) > 0){
+					foreach ($errors as $error){
+						echo '<div class="notice notice-error is-dismissible"><p>' . esc_html($error) . '</p></div>';
+					}
+				}
+
+				delete_option('cbxphpspreadsheet_activation_error');
+				deactivate_plugins('cbxphpspreadsheet/cbxphpspreadsheet.php');
+			}
+		}
+	}//end method activation_error_display
 
     /**
      * Check PHP version compatibility
@@ -85,7 +116,7 @@ public static function activation()
     private static function php_version_check()
     {
         return version_compare(PHP_VERSION, '7.4.0', '>=');
-    }
+    }//end method php_version_check
 
     /**
      * Check if required PHP extensions are enabled
@@ -101,7 +132,7 @@ private static function extension_check($extensions)
             }
         }
         return true;
-    }
+    }//end method extension_check
 
     /**
      * Add support and documentation links to the plugin row meta