🔨 improve on the ci() and app() diety functions

Signed-off-by: otengkwame <[email protected]>

Author: otengkwame

Core/helpers/ci_core_helper.php

@@ -32,6 +32,11 @@ function ci(string $class = null, array $params = [])
             return Instance::create();
         }
 
+        if ($class === 'database') {
+            get_instance()->use->database();
+            return get_instance()->db;
+		}
+
         //	Special cases 'user_agent' and 'unit_test' are loaded
 		//	with diferent names
 		if ($class !== 'user_agent') {
@@ -84,9 +89,14 @@ function app(string $class = null, array $params = [])
     {
 
         if ($class === null) {
-            return Instance::create();
+            return get_instance(); // Direct access to CI_Controller::get_instance();
         }
 
+        if ($class === 'database') {
+            get_instance()->use->database();
+            return get_instance()->db;
+		}
+
         if ((!empty($class) && class_exists($class)) && !empty($params)) {
             return new $class($params);
         }
@@ -1326,3 +1336,20 @@ function __($line, $log_errors = true)
         return trans($line, $log_errors);
     }
 }
+
+if ( ! function_exists('parse_lang')) 
+{
+    /**
+     * Translate a language line
+     * with placeholders
+     *
+     * @param string $lang_line
+     * @param array|mixed ...$placeholders
+     * @return string
+     */
+    function parse_lang(string $lang_line, ...$placeholders)
+    {
+        $format = trans($lang_line);
+        return vsprintf($format, $placeholders);
+    }
+}