minify html #30

application/config/hooks.php

@@ -18,3 +18,10 @@
     'filename' => 'LanguageLoader.php',
     'filepath' => 'hooks'
 );
+
+$hook['display_override'][] = array(
+    'class' => '',
+    'function' => 'compress',
+    'filename' => 'compress.php',
+    'filepath' => 'hooks'
+);

application/hooks/compress.php

@@ -0,0 +1,42 @@
+// https://github.com/bcit-ci/CodeIgniter/wiki/Compress-HTML-output
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+function compress()
+{
+    ini_set("pcre.recursion_limit", "16777");
+    $CI =& get_instance();
+    $buffer = $CI->output->get_output();
+
+    $re = '%# Collapse whitespace everywhere but in blacklisted elements.
+        (?>             # Match all whitespans other than single space.
+          [^\S ]\s*     # Either one [\t\r\n\f\v] and zero or more ws,
+        | \s{2,}        # or two or more consecutive-any-whitespace.
+        ) # Note: The remaining regex consumes no text at all...
+        (?=             # Ensure we are not in a blacklist tag.
+          [^<]*+        # Either zero or more non-"<" {normal*}
+          (?:           # Begin {(special normal*)*} construct
+            <           # or a < starting a non-blacklist tag.
+            (?!/?(?:textarea|pre|script)\b)
+            [^<]*+      # more non-"<" {normal*}
+          )*+           # Finish "unrolling-the-loop"
+          (?:           # Begin alternation group.
+            <           # Either a blacklist start tag.
+            (?>textarea|pre|script)\b
+          | \z          # or end of file.
+          )             # End alternation group.
+        )  # If we made it here, we are not in a blacklist tag.
+        %Six';
+
+    $new_buffer = preg_replace($re, " ", $buffer);
+
+    // We are going to check if processing has working
+    if ($new_buffer === null)
+    {
+        $new_buffer = $buffer;
+    }
+
+    $CI->output->set_output($new_buffer);
+    $CI->output->_display();
+}
+
+/* End of file compress.php */
+/* Location: ./system/application/hooks/compress.php */