Update Security helper docs

1 files changed, 39 insertions, 41 deletions

diff --git a/user_guide_src/source/helpers/security_helper.rst b/user_guide_src/source/helpers/security_helper.rst
index cf9854c1b..7df85d017 100644
--- a/user_guide_src/source/helpers/security_helper.rst
+++ b/user_guide_src/source/helpers/security_helper.rst
@@ -4,7 +4,12 @@ Security Helper
 
 The Security Helper file contains security related functions.
 
-.. contents:: Page Contents
+.. contents::
+  :local:
+
+.. raw:: html
+
+  <div class="custom-index container"></div>
 
 Loading this Helper
 ===================
@@ -13,92 +18,85 @@ This helper is loaded using the following code::
 
 	$this->load->helper('security');
 
+Available Functions
+===================
+
 The following functions are available:
 
-xss_clean()
-===========
 
-.. function:: xss_clean($str, $is_image = FALSE)
+.. function:: xss_clean($str[, $is_image = FALSE])
 
 	:param	string	$str: Input data
 	:param	bool	$is_image: Whether we're dealing with an image
 	:returns:	string
 
-Provides Cross Site Script Hack filtering.
+	Provides Cross Site Script Hack filtering.
 
-This function is an alias for ``CI_Input::xss_clean()``. For more info,
-please see the :doc:`Input Library <../libraries/input>` documentation.
+	This function is an alias for ``CI_Input::xss_clean()``. For more info,
+	please see the :doc:`Input Library <../libraries/input>` documentation.
 
-sanitize_filename()
-===================
 
 .. function:: sanitize_filename($filename)
 
 	:param	string	$filename: Filename
 	:returns:	string
 
-Provides protection against directory traversal.
+	Provides protection against directory traversal.
 
-This function is an alias for ``CI_Security::sanitize_filename()``.
-For more info, please see the :doc:`Security Library <../libraries/security>`
-documentation.
+	This function is an alias for ``CI_Security::sanitize_filename()``.
+	For more info, please see the :doc:`Security Library <../libraries/security>`
+	documentation.
 
-do_hash()
-=========
 
-.. function:: do_hash($str, $type = 'sha1')
+.. function:: do_hash($str[, $type = 'sha1'])
 
 	:param	string	$str: Input
 	:param	string	$type: Algorithm
 	:returns:	string
 
-Permits you to create one way hashes suitable for encrypting
-passwords. Will use SHA1 by default.
+	Permits you to create one way hashes suitable for encrypting
+	passwords. Will use SHA1 by default.
 
-See `hash_algos() <http://php.net/function.hash_algos>`_
-for a full list of supported algorithms.
+	See `hash_algos() <http://php.net/function.hash_algos>`_
+	for a full list of supported algorithms.
 
-Examples::
+	Examples::
 
-	$str = do_hash($str); // SHA1
-	$str = do_hash($str, 'md5'); // MD5
+		$str = do_hash($str); // SHA1
+		$str = do_hash($str, 'md5'); // MD5
 
-.. note:: This function was formerly named ``dohash()``, which has been
-	removed in favor of ``do_hash()``.
+	.. note:: This function was formerly named ``dohash()``, which has been
+		removed in favor of ``do_hash()``.
 
-.. note:: This function is DEPRECATED. Use the native ``hash()`` instead.
+	.. note:: This function is DEPRECATED. Use the native ``hash()`` instead.
 
-strip_image_tags()
-==================
 
 .. function:: strip_image_tags($str)
 
 	:param	string	$str: Input
 	:returns:	string
 
-This is a security function that will strip image tags from a string.
-It leaves the image URL as plain text.
+	This is a security function that will strip image tags from a string.
+	It leaves the image URL as plain text.
 
-Example::
+	Example::
 
-	$string = strip_image_tags($string);
+		$string = strip_image_tags($string);
 
-This function is an alias for ``CI_Security::strip_image_tags()``. For
-more info, please see the :doc:`Security Library <../libraries/security>`
-documentation.
+	This function is an alias for ``CI_Security::strip_image_tags()``. For
+	more info, please see the :doc:`Security Library <../libraries/security>`
+	documentation.
 
-encode_php_tags()
-=================
 
 .. function:: encode_php_tags($str)
 
 	:param	string	$str: Input
 	:returns:	string
 
-This is a security function that converts PHP tags to entities.
+	This is a security function that converts PHP tags to entities.
 
-.. note: :func:`xss_clean()` does this automatically, if you use it.
+	.. note:: :func:`xss_clean()` does this automatically, if you use it.
 
-Example::
+	Example::
 
-	$string = encode_php_tags($string);
\ No newline at end of file
+		$string = encode_php_tags($string);
\ No newline at end of file