Added new layout helper methods in the component_helper.php file

application/helpers/component_helper.php

@@ -43,3 +43,78 @@ if ( ! function_exists('component'))
         return $CI->load->view('components/' . $component, $vars, TRUE);
     }
 }
+
+if ( ! function_exists('extend'))
+{
+    /**
+     * Use this function at the top of view files to mark the layout you are extending from.
+     *
+     * @param $layout
+     */
+    function extend($layout)
+    {
+        config([
+            'layout' => [
+                'filename' => $layout,
+                'sections' => [],
+            ]
+        ]);
+    }
+}
+
+if ( ! function_exists('section'))
+{
+    /**
+     * Use this function in view files to mark the beginning and/or end of a layout section.
+     *
+     * Sections will only be used if the view file extends a layout and will be ignored otherwise.
+     *
+     * Example:
+     *
+     * <?php section('content') ?>
+     *
+     *   <!-- Section Starts -->
+     *
+     *   <p>This is the content of the section.</p>
+     *
+     *   <!-- Section Ends -->
+     *
+     * <?php section('content') ?>
+     *
+     * @param string $name
+     */
+    function section(string $name)
+    {
+        $layout = config('layout');
+
+        if (array_key_exists($name, $layout['sections']))
+        {
+            $layout['sections'][$name] = ob_get_clean();
+
+            config(['layout' => $layout]);
+
+            return;
+        }
+
+        $layout['sections'][$name] = '';
+
+        config(['layout' => $layout]);
+
+        ob_start();
+    }
+}
+
+if ( ! function_exists('slot'))
+{
+    /**
+     * Use this function in view files to mark a slot that sections can populate from within child templates.
+     *
+     * @param string $name
+     */
+    function slot(string $name)
+    {
+        $layout = config('layout');
+
+        echo $layout['sections'][$name];
+    }
+}