[CHG] Method compress to minify Html code

Author: domProjects

application/config/hooks.php

@@ -12,10 +12,15 @@
 |
 */
 
-/* http://php.quicoto.com/how-to-speed-up-codeigniter/ */
-$hook['display_override'] = array(
-    'class' => '',
-    'function' => 'compress',
-    'filename' => 'compress.php',
-    'filepath' => 'hooks'
+/*
+| -------------------------------------------------------------------------
+| Compress output
+| -------------------------------------------------------------------------
+|
+*/
+$hook['display_override'][] = array(
+	'class'    => '',
+	'function' => 'minify_html',
+	'filename' => 'minify_html.php',
+	'filepath' => 'hooks'
 );

application/hooks/compress.php

@@ -0,0 +1,27 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+
+if ( ! function_exists('minify_html'))
+{
+	function minify_html()
+	{
+		ini_set('pcre.recursion_limit', '16777');
+
+		$CI =& get_instance();
+
+		$buffer = $CI->output->get_output();
+
+		$re = '%(?>[^\S ]\s*| \s{2,})(?=[^<]*+(?:<(?!/?(?:textarea|pre|script)\b)[^<]*+)*+(?:<(?>textarea|pre|script)\b| \z))%Six';
+
+	    $new_buffer = preg_replace($re, '', $buffer);
+
+		if ($new_buffer === NULL)
+		{
+			$new_buffer = $buffer;
+		}
+
+		$CI->output->set_output($new_buffer);
+		$CI->output->_display();
+	}
+}