From b38c5dd95644ed73166df34084041cee0efd7d23 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Wed, 29 Feb 2012 14:07:45 +0200
Subject: Add an optional set_mime parameter to force_download()

---
 system/helpers/download_helper.php | 80 +++++++++++++++++++-------------------
 1 file changed, 41 insertions(+), 39 deletions(-)

(limited to 'system')

diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index aea948d81..34380cc88 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -1,13 +1,13 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
  * An open source application development framework for PHP 5.1.6 or newer
  *
  * NOTICE OF LICENSE
- * 
+ *
  * Licensed under the Open Software License version 3.0
- * 
+ *
  * This source file is subject to the Open Software License (OSL 3.0) that is
  * bundled with this package in the files license.txt / license.rst.  It is
  * also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * CodeIgniter Download Helpers
  *
@@ -47,67 +45,71 @@
  * @access	public
  * @param	string	filename
  * @param	mixed	the data to be downloaded
+ * @param	bool	wether to try and send the actual file MIME type
  * @return	void
  */
 if ( ! function_exists('force_download'))
 {
-	function force_download($filename = '', $data = '')
+	function force_download($filename = '', $data = '', $set_mime = FALSE)
 	{
 		if ($filename == '' OR $data == '')
 		{
 			return FALSE;
 		}
 
-		// Try to determine if the filename includes a file extension.
-		// We need it in order to set the MIME type
-		if (FALSE === strpos($filename, '.'))
+		// Set the default MIME type to send
+		$mime = 'application/octet-stream';
+
+		if ($set_mime === TRUE)
 		{
-			return FALSE;
-		}
+			/* If we're going to detect the MIME type,
+			 * we'll need a file extension.
+			 */
+			if (FALSE === strpos($filename, '.'))
+			{
+				return FALSE;
+			}
 
-		// Grab the file extension
-		$x = explode('.', $filename);
-		$extension = end($x);
+			$extension = end(explode('.', $filename));
 
-		// Load the mime types
-		if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
-		{
-			include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php');
-		}
-		elseif (is_file(APPPATH.'config/mimes.php'))
-		{
-			include(APPPATH.'config/mimes.php');
-		}
+			// Load the mime types
+			if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
+			{
+				include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php');
+			}
+			elseif (is_file(APPPATH.'config/mimes.php'))
+			{
+				include(APPPATH.'config/mimes.php');
+			}
 
-		// Set a default mime if we can't find it
-		if ( ! isset($mimes[$extension]))
-		{
-			$mime = 'application/octet-stream';
-		}
-		else
-		{
-			$mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension];
+			// Only change the default MIME if we can find one
+			if (isset($mimes[$extension]))
+			{
+				$mime = is_array($mimes[$extension]) ? $mimes[$extension][0] : $mimes[$extension];
+			}
 		}
-		
+
 		// Generate the server headers
 		header('Content-Type: "'.$mime.'"');
 		header('Content-Disposition: attachment; filename="'.$filename.'"');
 		header('Expires: 0');
-		header("Content-Transfer-Encoding: binary");
-		header("Content-Length: ".strlen($data));
-		header('Pragma: no-cache');
+		header('Content-Transfer-Encoding: binary');
+		header('Content-Length: '.strlen($data));
 
-		// Internet Explorer-specific headers.
-		if (isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], "MSIE") !== FALSE)
+		// Internet Explorer-specific headers
+		if (isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== FALSE)
 		{
 			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 			header('Pragma: public');
 		}
+		else
+		{
+			header('Pragma: no-cache');
+		}
 
 		exit($data);
 	}
 }
 
-
 /* End of file download_helper.php */
-/* Location: ./system/helpers/download_helper.php */
\ No newline at end of file
+/* Location: ./system/helpers/download_helper.php */
-- 
cgit v1.2.3-24-g4f1b


From b57832690574b913c3224b4407427db00dfe7fed Mon Sep 17 00:00:00 2001
From: Michiel Vugteveen <michiel@it-can.nl>
Date: Wed, 29 Feb 2012 15:40:28 +0100
Subject: removed double slash

---
 system/libraries/Upload.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 82383f658..0b853233d 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -960,7 +960,7 @@ class CI_Upload {
 			}
 			elseif (is_file(APPPATH.'config/mimes.php'))
 			{
-				include(APPPATH.'config//mimes.php');
+				include(APPPATH.'config/mimes.php');
 			}
 			else
 			{
-- 
cgit v1.2.3-24-g4f1b


From db0c06247949a4def38bcb0c0cf1239312140a81 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Wed, 29 Feb 2012 19:02:46 +0200
Subject: Change end() usage due to E_STRICT messages

---
 system/database/DB_active_rec.php  | 3 ++-
 system/helpers/download_helper.php | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php
index 424735157..eaae23f30 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_active_rec.php
@@ -236,7 +236,8 @@ class CI_DB_active_record extends CI_DB_driver {
 	{
 		if (strpos($item, '.') !== FALSE)
 		{
-			return end(explode('.', $item));
+			$item = explode('.', $item);
+			return end($item);
 		}
 
 		return $item;
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index 34380cc88..a8c59c2c0 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -70,7 +70,8 @@ if ( ! function_exists('force_download'))
 				return FALSE;
 			}
 
-			$extension = end(explode('.', $filename));
+			$extension = explode('.', $filename);
+			$extension = end($extension);
 
 			// Load the mime types
 			if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
-- 
cgit v1.2.3-24-g4f1b


From 50814099c41321e74b7aa7a451f23890fa7d20a1 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Mar 2012 12:36:12 +0200
Subject: Switch private properties in the Email class to protected

---
 system/libraries/Email.php | 49 +++++++++++++++++++++++-----------------------
 1 file changed, 25 insertions(+), 24 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 922107e9f..027ec0adb 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -64,30 +64,31 @@ class CI_Email {
 	public $send_multipart	= TRUE;		// TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override.  Set to FALSE for Yahoo.
 	public $bcc_batch_mode	= FALSE;	// TRUE/FALSE  Turns on/off Bcc batch feature
 	public $bcc_batch_size	= 200;		// If bcc_batch_mode = TRUE, sets max number of Bccs in each batch
-	private $_safe_mode		= FALSE;
-	private $_subject		= "";
-	private $_body			= "";
-	private $_finalbody		= "";
-	private $_alt_boundary	= "";
-	private $_atc_boundary	= "";
-	private $_header_str	= "";
-	private $_smtp_connect	= "";
-	private $_encoding		= "8bit";
-	private $_IP			= FALSE;
-	private $_smtp_auth		= FALSE;
-	private $_replyto_flag	= FALSE;
-	private $_debug_msg		= array();
-	private $_recipients	= array();
-	private $_cc_array		= array();
-	private $_bcc_array		= array();
-	private $_headers		= array();
-	private $_attach_name	= array();
-	private $_attach_type	= array();
-	private $_attach_disp	= array();
-	private $_protocols		= array('mail', 'sendmail', 'smtp');
-	private $_base_charsets	= array('us-ascii', 'iso-2022-');	// 7-bit charsets (excluding language suffix)
-	private $_bit_depths	= array('7bit', '8bit');
-	private $_priorities	= array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
+
+	protected $_safe_mode		= FALSE;
+	protected $_subject		= '';
+	protected $_body		= '';
+	protected $_finalbody		= '';
+	protected $_alt_boundary	= '';
+	protected $_atc_boundary	= '';
+	protected $_header_str		= '';
+	protected $_smtp_connect	= '';
+	protected $_encoding		= '8bit';
+	protected $_IP			= FALSE;
+	protected $_smtp_auth		= FALSE;
+	protected $_replyto_flag	= FALSE;
+	protected $_debug_msg		= array();
+	protected $_recipients		= array();
+	protected $_cc_array		= array();
+	protected $_bcc_array		= array();
+	protected $_headers		= array();
+	protected $_attach_name		= array();
+	protected $_attach_type		= array();
+	protected $_attach_disp		= array();
+	protected $_protocols		= array('mail', 'sendmail', 'smtp');
+	protected $_base_charsets	= array('us-ascii', 'iso-2022-');	// 7-bit charsets (excluding language suffix)
+	protected $_bit_depths		= array('7bit', '8bit');
+	protected $_priorities		= array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
 
 
 	/**
-- 
cgit v1.2.3-24-g4f1b


From 081c946bf049a013aaeab4dc726cdbbe20473eb2 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Mar 2012 12:58:11 +0200
Subject: Remove access lines and fix method description blocks in the Email
 class

---
 system/libraries/Email.php | 109 +++++++++++----------------------------------
 1 file changed, 25 insertions(+), 84 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 027ec0adb..898effeb6 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * CodeIgniter Email Class
  *
@@ -90,7 +88,6 @@ class CI_Email {
 	protected $_bit_depths		= array('7bit', '8bit');
 	protected $_priorities		= array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)');
 
-
 	/**
 	 * Constructor - Sets Email Preferences
 	 *
@@ -116,7 +113,6 @@ class CI_Email {
 	/**
 	 * Initialize preferences
 	 *
-	 * @access	public
 	 * @param	array
 	 * @return	void
 	 */
@@ -151,9 +147,8 @@ class CI_Email {
 	/**
 	 * Initialize the Email Data
 	 *
-	 * @access	public
 	 * @param	bool
-	 * @return	void
+	 * @return	object
 	 */
 	public function clear($clear_attachments = FALSE)
 	{
@@ -186,10 +181,9 @@ class CI_Email {
 	/**
 	 * Set FROM
 	 *
-	 * @access	public
 	 * @param	string
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function from($from, $name = '')
 	{
@@ -229,10 +223,9 @@ class CI_Email {
 	/**
 	 * Set Reply-to
 	 *
-	 * @access	public
 	 * @param	string
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function reply_to($replyto, $name = '')
 	{
@@ -267,9 +260,8 @@ class CI_Email {
 	/**
 	 * Set Recipients
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function to($to)
 	{
@@ -305,9 +297,8 @@ class CI_Email {
 	/**
 	 * Set CC
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function cc($cc)
 	{
@@ -334,10 +325,9 @@ class CI_Email {
 	/**
 	 * Set BCC
 	 *
-	 * @access	public
 	 * @param	string
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function bcc($bcc, $limit = '')
 	{
@@ -372,9 +362,8 @@ class CI_Email {
 	/**
 	 * Set Email Subject
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function subject($subject)
 	{
@@ -388,9 +377,8 @@ class CI_Email {
 	/**
 	 * Set Body
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function message($body)
 	{
@@ -415,9 +403,8 @@ class CI_Email {
 	/**
 	 * Assign file attachments
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function attach($filename, $disposition = '', $newname = NULL)
 	{
@@ -432,7 +419,6 @@ class CI_Email {
 	/**
 	 * Add a Header Item
 	 *
-	 * @access	protected
 	 * @param	string
 	 * @param	string
 	 * @return	void
@@ -447,7 +433,6 @@ class CI_Email {
 	/**
 	 * Convert a String to an Array
 	 *
-	 * @access	protected
 	 * @param	string
 	 * @return	array
 	 */
@@ -473,9 +458,8 @@ class CI_Email {
 	/**
 	 * Set Multipart Value
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_alt_message($str = '')
 	{
@@ -488,9 +472,8 @@ class CI_Email {
 	/**
 	 * Set Mailtype
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_mailtype($type = 'text')
 	{
@@ -503,9 +486,8 @@ class CI_Email {
 	/**
 	 * Set Wordwrap
 	 *
-	 * @access	public
 	 * @param	bool
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_wordwrap($wordwrap = TRUE)
 	{
@@ -518,9 +500,8 @@ class CI_Email {
 	/**
 	 * Set Protocol
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_protocol($protocol = 'mail')
 	{
@@ -533,9 +514,8 @@ class CI_Email {
 	/**
 	 * Set Priority
 	 *
-	 * @access	public
-	 * @param	integer
-	 * @return	void
+	 * @param	int
+	 * @return	object
 	 */
 	public function set_priority($n = 3)
 	{
@@ -554,9 +534,8 @@ class CI_Email {
 	/**
 	 * Set Newline Character
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_newline($newline = "\n")
 	{
@@ -569,9 +548,8 @@ class CI_Email {
 	/**
 	 * Set CRLF
 	 *
-	 * @access	public
 	 * @param	string
-	 * @return	void
+	 * @return	object
 	 */
 	public function set_crlf($crlf = "\n")
 	{
@@ -584,7 +562,6 @@ class CI_Email {
 	/**
 	 * Set Message Boundary
 	 *
-	 * @access	protected
 	 * @return	void
 	 */
 	protected function _set_boundaries()
@@ -598,7 +575,6 @@ class CI_Email {
 	/**
 	 * Get the Message ID
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_message_id()
@@ -613,7 +589,6 @@ class CI_Email {
 	/**
 	 * Get Mail Protocol
 	 *
-	 * @access	protected
 	 * @param	bool
 	 * @return	string
 	 */
@@ -633,7 +608,6 @@ class CI_Email {
 	/**
 	 * Get Mail Encoding
 	 *
-	 * @access	protected
 	 * @param	bool
 	 * @return	string
 	 */
@@ -660,7 +634,6 @@ class CI_Email {
 	/**
 	 * Get content type (text/html/attachment)
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_content_type()
@@ -688,7 +661,6 @@ class CI_Email {
 	/**
 	 * Set RFC 822 Date
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _set_date()
@@ -706,7 +678,6 @@ class CI_Email {
 	/**
 	 * Mime message
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_mime_message()
@@ -719,7 +690,6 @@ class CI_Email {
 	/**
 	 * Validate Email Address
 	 *
-	 * @access	public
 	 * @param	string
 	 * @return	bool
 	 */
@@ -748,7 +718,6 @@ class CI_Email {
 	/**
 	 * Email Validation
 	 *
-	 * @access	public
 	 * @param	string
 	 * @return	bool
 	 */
@@ -762,7 +731,6 @@ class CI_Email {
 	/**
 	 * Clean Extended Email Address: Joe Smith <joe@smith.com>
 	 *
-	 * @access	public
 	 * @param	string
 	 * @return	string
 	 */
@@ -793,7 +761,6 @@ class CI_Email {
 	 * If the user hasn't specified his own alternative message
 	 * it creates one by stripping the HTML
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_alt_message()
@@ -819,9 +786,8 @@ class CI_Email {
 	/**
 	 * Word Wrap
 	 *
-	 * @access	public
 	 * @param	string
-	 * @param	integer
+	 * @param	int
 	 * @return	string
 	 */
 	public function word_wrap($str, $charlim = '')
@@ -912,8 +878,6 @@ class CI_Email {
 	/**
 	 * Build final headers
 	 *
-	 * @access	protected
-	 * @param	string
 	 * @return	string
 	 */
 	protected function _build_headers()
@@ -930,7 +894,6 @@ class CI_Email {
 	/**
 	 * Write Headers as a string
 	 *
-	 * @access	protected
 	 * @return	void
 	 */
 	protected function _write_headers()
@@ -965,7 +928,6 @@ class CI_Email {
 	/**
 	 * Build Final Body and attachments
 	 *
-	 * @access	protected
 	 * @return	void
 	 */
 	protected function _build_message()
@@ -1132,9 +1094,8 @@ class CI_Email {
 	 * Prepares string for Quoted-Printable Content-Transfer-Encoding
 	 * Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
 	 *
-	 * @access	protected
 	 * @param	string
-	 * @param	integer
+	 * @param	int
 	 * @return	string
 	 */
 	protected function _prep_quoted_printable($str, $charlim = '')
@@ -1217,10 +1178,9 @@ class CI_Email {
 	 * Performs "Q Encoding" on a string for use in email headers.  It's related
 	 * but not identical to quoted-printable, so it has its own method
 	 *
-	 * @access	public
-	 * @param	str
-	 * @param	bool	// set to TRUE for processing From: headers
-	 * @return	str
+	 * @param	string
+	 * @param	bool	set to TRUE for processing From: headers
+	 * @return	string
 	 */
 	protected function _prep_q_encoding($str, $from = FALSE)
 	{
@@ -1286,7 +1246,6 @@ class CI_Email {
 	/**
 	 * Send Email
 	 *
-	 * @access	public
 	 * @return	bool
 	 */
 	public function send()
@@ -1319,10 +1278,9 @@ class CI_Email {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Batch Bcc Send.  Sends groups of BCCs in batches
+	 * Batch Bcc Send. Sends groups of BCCs in batches
 	 *
-	 * @access	public
-	 * @return	bool
+	 * @return	void
 	 */
 	public function batch_bcc_send()
 	{
@@ -1377,7 +1335,6 @@ class CI_Email {
 	/**
 	 * Unwrap special elements
 	 *
-	 * @access	protected
 	 * @return	void
 	 */
 	protected function _unwrap_specials()
@@ -1390,7 +1347,6 @@ class CI_Email {
 	/**
 	 * Strip line-breaks via callback
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _remove_nl_callback($matches)
@@ -1408,7 +1364,6 @@ class CI_Email {
 	/**
 	 * Spool mail to the mail server
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _spool_email()
@@ -1430,7 +1385,6 @@ class CI_Email {
 	/**
 	 * Send using mail()
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _send_with_mail()
@@ -1452,7 +1406,6 @@ class CI_Email {
 	/**
 	 * Send using Sendmail
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _send_with_sendmail()
@@ -1485,7 +1438,6 @@ class CI_Email {
 	/**
 	 * Send using SMTP
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _send_with_smtp()
@@ -1554,7 +1506,6 @@ class CI_Email {
 	/**
 	 * SMTP Connect
 	 *
-	 * @access	protected
 	 * @param	string
 	 * @return	string
 	 */
@@ -1598,7 +1549,6 @@ class CI_Email {
 	/**
 	 * Send SMTP command
 	 *
-	 * @access	protected
 	 * @param	string
 	 * @param	string
 	 * @return	string
@@ -1671,7 +1621,6 @@ class CI_Email {
 	/**
 	 *  SMTP Authenticate
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _smtp_authenticate()
@@ -1725,7 +1674,6 @@ class CI_Email {
 	/**
 	 * Send SMTP data
 	 *
-	 * @access	protected
 	 * @return	bool
 	 */
 	protected function _send_data($data)
@@ -1744,7 +1692,6 @@ class CI_Email {
 	/**
 	 * Get SMTP data
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_smtp_data()
@@ -1769,7 +1716,6 @@ class CI_Email {
 	/**
 	 * Get Hostname
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_hostname()
@@ -1782,7 +1728,6 @@ class CI_Email {
 	/**
 	 * Get IP
 	 *
-	 * @access	protected
 	 * @return	string
 	 */
 	protected function _get_ip()
@@ -1824,7 +1769,6 @@ class CI_Email {
 	/**
 	 * Get Debug Message
 	 *
-	 * @access	public
 	 * @return	string
 	 */
 	public function print_debugger()
@@ -1848,9 +1792,8 @@ class CI_Email {
 	/**
 	 * Set Message
 	 *
-	 * @access	protected
 	 * @param	string
-	 * @return	string
+	 * @return	void
 	 */
 	protected function _set_error_message($msg, $val = '')
 	{
@@ -1872,7 +1815,6 @@ class CI_Email {
 	/**
 	 * Mime Types
 	 *
-	 * @access	protected
 	 * @param	string
 	 * @return	string
 	 */
@@ -1971,7 +1913,6 @@ class CI_Email {
 	}
 
 }
-// END CI_Email class
 
 /* End of file Email.php */
 /* Location: ./system/libraries/Email.php */
-- 
cgit v1.2.3-24-g4f1b


From 76f15c9bb3004e6da99dd273c34ef3b92a23c17f Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Mar 2012 13:05:07 +0200
Subject: Switch ANDs to &&, || to OR in the Email class

---
 system/libraries/Email.php | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 898effeb6..f1b18ab4f 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -101,7 +101,7 @@ class CI_Email {
 		}
 		else
 		{
-			$this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
+			$this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == '');
 			$this->_safe_mode = (bool) @ini_get("safe_mode");
 		}
 
@@ -136,7 +136,7 @@ class CI_Email {
 		}
 		$this->clear();
 
-		$this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE;
+		$this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == '');
 		$this->_safe_mode = (bool) @ini_get("safe_mode");
 
 		return $this;
@@ -553,7 +553,7 @@ class CI_Email {
 	 */
 	public function set_crlf($crlf = "\n")
 	{
-		$this->crlf = ($crlf !== "\n" AND $crlf !== "\r\n" AND $crlf !== "\r") ? "\n" : $crlf;
+		$this->crlf = ($crlf !== "\n" && $crlf !== "\r\n" && $crlf !== "\r") ? "\n" : $crlf;
 		return $this;
 	}
 
@@ -932,7 +932,7 @@ class CI_Email {
 	 */
 	protected function _build_message()
 	{
-		if ($this->wordwrap === TRUE AND $this->mailtype !== 'html')
+		if ($this->wordwrap === TRUE && $this->mailtype !== 'html')
 		{
 			$this->_body = $this->word_wrap($this->_body);
 		}
@@ -1255,9 +1255,9 @@ class CI_Email {
 			$this->reply_to($this->_headers['From']);
 		}
 
-		if (( ! isset($this->_recipients) AND ! isset($this->_headers['To']))  AND
-			( ! isset($this->_bcc_array) AND ! isset($this->_headers['Bcc'])) AND
-			( ! isset($this->_headers['Cc'])))
+		if ( ! isset($this->_recipients) && ! isset($this->_headers['To'])
+			&& ! isset($this->_bcc_array) && ! isset($this->_headers['Bcc'])
+			&& ! isset($this->_headers['Cc']))
 		{
 			$this->_set_error_message('lang:email_no_recipients');
 			return FALSE;
@@ -1265,13 +1265,12 @@ class CI_Email {
 
 		$this->_build_headers();
 
-		if ($this->bcc_batch_mode AND count($this->_bcc_array) > $this->bcc_batch_size)
+		if ($this->bcc_batch_mode && count($this->_bcc_array) > $this->bcc_batch_size)
 		{
 			return $this->batch_bcc_send();
 		}
 
 		$this->_build_message();
-
 		return $this->_spool_email();
 	}
 
@@ -1630,7 +1629,7 @@ class CI_Email {
 			return TRUE;
 		}
 
-		if ($this->smtp_user == ""  AND  $this->smtp_pass == "")
+		if ($this->smtp_user == '' && $this->smtp_pass == '')
 		{
 			$this->_set_error_message('lang:email_no_smtp_unpw');
 			return FALSE;
@@ -1737,13 +1736,13 @@ class CI_Email {
 			return $this->_IP;
 		}
 
-		$cip = (isset($_SERVER['HTTP_CLIENT_IP']) AND $_SERVER['HTTP_CLIENT_IP'] != "") ? $_SERVER['HTTP_CLIENT_IP'] : FALSE;
-		$rip = (isset($_SERVER['REMOTE_ADDR']) AND $_SERVER['REMOTE_ADDR'] != "") ? $_SERVER['REMOTE_ADDR'] : FALSE;
+		$cip = ( ! empty($_SERVER['HTTP_CLIENT_IP'])) ? $_SERVER['HTTP_CLIENT_IP'] : FALSE;
+		$rip = ( ! empty($_SERVER['REMOTE_ADDR'])) ? $_SERVER['REMOTE_ADDR'] : FALSE;
 		if ($cip) $this->_IP = $cip;
 		elseif ($rip) $this->_IP = $rip;
 		else
 		{
-			$fip = (isset($_SERVER['HTTP_X_FORWARDED_FOR']) AND $_SERVER['HTTP_X_FORWARDED_FOR'] != "") ? $_SERVER['HTTP_X_FORWARDED_FOR'] : FALSE;
+			$fip = ( ! empty($_SERVER['HTTP_X_FORWARDED_FOR'])) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : FALSE;
 			if ($fip)
 			{
 				$this->_IP = $fip;
@@ -1800,7 +1799,7 @@ class CI_Email {
 		$CI =& get_instance();
 		$CI->lang->load('email');
 
-		if (substr($msg, 0, 5) !== 'lang:' || FALSE === ($line = $CI->lang->line(substr($msg, 5))))
+		if (substr($msg, 0, 5) !== 'lang:' OR FALSE === ($line = $CI->lang->line(substr($msg, 5))))
 		{
 			$this->_debug_msg[] = str_replace('%s', $val, $msg)."<br />";
 		}
-- 
cgit v1.2.3-24-g4f1b


From 59c5b537cb5880930f9a8d518659c75cd66f41b0 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Mar 2012 14:09:51 +0200
Subject: Some other minor improvements to the Email library

---
 system/libraries/Email.php | 148 ++++++++++++++++++++-------------------------
 1 file changed, 67 insertions(+), 81 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index f1b18ab4f..c8a5b41af 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -38,29 +38,29 @@
  */
 class CI_Email {
 
-	public $useragent		= "CodeIgniter";
-	public $mailpath		= "/usr/sbin/sendmail";	// Sendmail path
-	public $protocol		= "mail";	// mail/sendmail/smtp
-	public $smtp_host		= "";		// SMTP Server.  Example: mail.earthlink.net
-	public $smtp_user		= "";		// SMTP Username
-	public $smtp_pass		= "";		// SMTP Password
-	public $smtp_port		= "25";		// SMTP Port
-	public $smtp_timeout	= 5;		// SMTP Timeout in seconds
-	public $smtp_crypto	= "";		// SMTP Encryption. Can be null, tls or ssl.
-	public $wordwrap		= TRUE;		// TRUE/FALSE  Turns word-wrap on/off
-	public $wrapchars		= "76";		// Number of characters to wrap at.
-	public $mailtype		= "text";	// text/html  Defines email formatting
-	public $charset		= "utf-8";	// Default char set: iso-8859-1 or us-ascii
-	public $multipart		= "mixed";	// "mixed" (in the body) or "related" (separate)
-	public $alt_message	= '';		// Alternative message for HTML emails
-	public $validate		= FALSE;	// TRUE/FALSE.  Enables email validation
-	public $priority		= "3";		// Default priority (1 - 5)
-	public $newline		= "\n";		// Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822)
-	public $crlf			= "\n";		// The RFC 2045 compliant CRLF for quoted-printable is "\r\n".  Apparently some servers,
+	public $useragent	= 'CodeIgniter';
+	public $mailpath	= '/usr/sbin/sendmail';	// Sendmail path
+	public $protocol	= 'mail';		// mail/sendmail/smtp
+	public $smtp_host	= '';			// SMTP Server. Example: mail.earthlink.net
+	public $smtp_user	= '';			// SMTP Username
+	public $smtp_pass	= '';			// SMTP Password
+	public $smtp_port	= 25;			// SMTP Port
+	public $smtp_timeout	= 5;			// SMTP Timeout in seconds
+	public $smtp_crypto	= '';			// SMTP Encryption. Can be null, tls or ssl.
+	public $wordwrap	= TRUE;			// TRUE/FALSE  Turns word-wrap on/off
+	public $wrapchars	= 76;			// Number of characters to wrap at.
+	public $mailtype	= 'text';		// text/html  Defines email formatting
+	public $charset		= 'utf-8';		// Default char set: iso-8859-1 or us-ascii
+	public $multipart	= 'mixed';		// "mixed" (in the body) or "related" (separate)
+	public $alt_message	= '';			// Alternative message for HTML emails
+	public $validate	= FALSE;		// TRUE/FALSE.  Enables email validation
+	public $priority	= 3;			// Default priority (1 - 5)
+	public $newline		= "\n";			// Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822)
+	public $crlf		= "\n";			// The RFC 2045 compliant CRLF for quoted-printable is "\r\n".  Apparently some servers,
 									// even on the receiving end think they need to muck with CRLFs, so using "\n", while
 									// distasteful, is the only thing that seems to work for all environments.
 	public $send_multipart	= TRUE;		// TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override.  Set to FALSE for Yahoo.
-	public $bcc_batch_mode	= FALSE;	// TRUE/FALSE  Turns on/off Bcc batch feature
+	public $bcc_batch_mode	= FALSE;	// TRUE/FALSE - Turns on/off Bcc batch feature
 	public $bcc_batch_size	= 200;		// If bcc_batch_mode = TRUE, sets max number of Bccs in each batch
 
 	protected $_safe_mode		= FALSE;
@@ -102,10 +102,10 @@ class CI_Email {
 		else
 		{
 			$this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == '');
-			$this->_safe_mode = (bool) @ini_get("safe_mode");
+			$this->_safe_mode = (bool) @ini_get('safe_mode');
 		}
 
-		log_message('debug', "Email Class Initialized");
+		log_message('debug', 'Email Class Initialized');
 	}
 
 	// --------------------------------------------------------------------
@@ -137,7 +137,7 @@ class CI_Email {
 		$this->clear();
 
 		$this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == '');
-		$this->_safe_mode = (bool) @ini_get("safe_mode");
+		$this->_safe_mode = (bool) @ini_get('safe_mode');
 
 		return $this;
 	}
@@ -152,11 +152,11 @@ class CI_Email {
 	 */
 	public function clear($clear_attachments = FALSE)
 	{
-		$this->_subject		= "";
-		$this->_body		= "";
-		$this->_finalbody	= "";
-		$this->_header_str	= "";
-		$this->_replyto_flag = FALSE;
+		$this->_subject		= '';
+		$this->_body		= '';
+		$this->_finalbody	= '';
+		$this->_header_str	= '';
+		$this->_replyto_flag	= FALSE;
 		$this->_recipients	= array();
 		$this->_cc_array	= array();
 		$this->_bcc_array	= array();
@@ -187,7 +187,7 @@ class CI_Email {
 	 */
 	public function from($from, $name = '')
 	{
-		if (preg_match( '/\<(.*)\>/', $from, $match))
+		if (preg_match('/\<(.*)\>/', $from, $match))
 		{
 			$from = $match[1];
 		}
@@ -229,7 +229,7 @@ class CI_Email {
 	 */
 	public function reply_to($replyto, $name = '')
 	{
-		if (preg_match( '/\<(.*)\>/', $replyto, $match))
+		if (preg_match('/\<(.*)\>/', $replyto, $match))
 		{
 			$replyto = $match[1];
 		}
@@ -275,17 +275,17 @@ class CI_Email {
 
 		if ($this->_get_protocol() !== 'mail')
 		{
-			$this->_set_header('To', implode(", ", $to));
+			$this->_set_header('To', implode(', ', $to));
 		}
 
 		switch ($this->_get_protocol())
 		{
-			case 'smtp'		:
+			case 'smtp':
 				$this->_recipients = $to;
 			break;
-			case 'sendmail'	:
-			case 'mail'		:
-				$this->_recipients = implode(", ", $to);
+			case 'sendmail':
+			case 'mail':
+				$this->_recipients = implode(', ', $to);
 			break;
 		}
 
@@ -310,7 +310,7 @@ class CI_Email {
 			$this->validate_email($cc);
 		}
 
-		$this->_set_header('Cc', implode(", ", $cc));
+		$this->_set_header('Cc', implode(', ', $cc));
 
 		if ($this->_get_protocol() === 'smtp')
 		{
@@ -351,7 +351,7 @@ class CI_Email {
 		}
 		else
 		{
-			$this->_set_header('Bcc', implode(", ", $bcc));
+			$this->_set_header('Bcc', implode(', ', $bcc));
 		}
 
 		return $this;
@@ -382,7 +382,7 @@ class CI_Email {
 	 */
 	public function message($body)
 	{
-		$this->_body = rtrim(str_replace("\r", "", $body));
+		$this->_body = rtrim(str_replace("\r", '', $body));
 
 		/* strip slashes only if magic quotes is ON
 		   if we do it with magic quotes OFF, it strips real, user-inputted chars.
@@ -446,8 +446,7 @@ class CI_Email {
 			}
 			else
 			{
-				$email = trim($email);
-				settype($email, "array");
+				$email = (array) trim($email);
 			}
 		}
 		return $email;
@@ -505,7 +504,7 @@ class CI_Email {
 	 */
 	public function set_protocol($protocol = 'mail')
 	{
-		$this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol);
+		$this->protocol = in_array($protocol, $this->_protocols, TRUE) ? strtolower($protocol) : 'mail';
 		return $this;
 	}
 
@@ -519,13 +518,7 @@ class CI_Email {
 	 */
 	public function set_priority($n = 3)
 	{
-		if ( ! is_numeric($n) OR $n < 1 OR $n > 5)
-		{
-			$this->priority = 3;
-			return;
-		}
-
-		$this->priority = (int) $n;
+		$this->priority = preg_match('/^[1-5]$/', $n) ? (int) $n : 3;
 		return $this;
 	}
 
@@ -566,8 +559,8 @@ class CI_Email {
 	 */
 	protected function _set_boundaries()
 	{
-		$this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative
-		$this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary
+		$this->_alt_boundary = 'B_ALT_'.uniqid(''); // multipart/alternative
+		$this->_atc_boundary = 'B_ATC_'.uniqid(''); // attachment boundary
 	}
 
 	// --------------------------------------------------------------------
@@ -580,8 +573,7 @@ class CI_Email {
 	protected function _get_message_id()
 	{
 		$from = str_replace(array('>', '<'), '', $this->_headers['Return-Path']);
-
-		return  "<".uniqid('').strstr($from, '@').">";
+		return  '<'.uniqid('').strstr($from, '@').'>';
 	}
 
 	// --------------------------------------------------------------------
@@ -590,12 +582,12 @@ class CI_Email {
 	 * Get Mail Protocol
 	 *
 	 * @param	bool
-	 * @return	string
+	 * @return	mixed
 	 */
 	protected function _get_protocol($return = TRUE)
 	{
 		$this->protocol = strtolower($this->protocol);
-		$this->protocol = ( ! in_array($this->protocol, $this->_protocols, TRUE)) ? 'mail' : $this->protocol;
+		in_array($this->protocol, $this->_protocols, TRUE) OR $this->protocol = 'mail';
 
 		if ($return == TRUE)
 		{
@@ -613,7 +605,7 @@ class CI_Email {
 	 */
 	protected function _get_encoding($return = TRUE)
 	{
-		$this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '8bit' : $this->_encoding;
+		in_array($this->_encoding, $this->_bit_depths) OR $this->_encoding = '8bit';
 
 		foreach ($this->_base_charsets as $charset)
 		{
@@ -665,12 +657,12 @@ class CI_Email {
 	 */
 	protected function _set_date()
 	{
-		$timezone = date("Z");
+		$timezone = date('Z');
 		$operator = (strncmp($timezone, '-', 1) === 0) ? '-' : '+';
 		$timezone = abs($timezone);
 		$timezone = floor($timezone/3600) * 100 + ($timezone % 3600) / 60;
 
-		return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone);
+		return sprintf('%s %s%04d', date('D, j M Y H:i:s'), $operator, $timezone);
 	}
 
 	// --------------------------------------------------------------------
@@ -682,7 +674,7 @@ class CI_Email {
 	 */
 	protected function _get_mime_message()
 	{
-		return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
+		return 'This is a multi-part message in MIME format.'.$this->newline.'Your email application may not support this format.';
 	}
 
 	// --------------------------------------------------------------------
@@ -723,7 +715,7 @@ class CI_Email {
 	 */
 	public function valid_email($address)
 	{
-		return (bool) preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address);
+		return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address);
 	}
 
 	// --------------------------------------------------------------------
@@ -745,7 +737,7 @@ class CI_Email {
 
 		foreach ($email as $addy)
 		{
-			$clean_email[] = (preg_match( '/\<(.*)\>/', $addy, $match)) ? $match[1] : $addy;
+			$clean_email[] = preg_match('/\<(.*)\>/', $addy, $match) ? $match[1] : $addy;
 		}
 
 		return $clean_email;
@@ -765,7 +757,7 @@ class CI_Email {
 	 */
 	protected function _get_alt_message()
 	{
-		if ($this->alt_message != "")
+		if ($this->alt_message != '')
 		{
 			return $this->word_wrap($this->alt_message, '76');
 		}
@@ -1165,9 +1157,7 @@ class CI_Email {
 		}
 
 		// get rid of extra CRLF tacked onto the end
-		$output = substr($output, 0, strlen($this->crlf) * -1);
-
-		return $output;
+		return substr($output, 0, strlen($this->crlf) * -1);
 	}
 
 	// --------------------------------------------------------------------
@@ -1236,9 +1226,7 @@ class CI_Email {
 
 		// wrap each line with the shebang, charset, and transfer encoding
 		// the preceding space on successive lines is required for header "folding"
-		$str = trim(preg_replace('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $str));
-
-		return $str;
+		return trim(preg_replace('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $str));
 	}
 
 	// --------------------------------------------------------------------
@@ -1283,24 +1271,22 @@ class CI_Email {
 	 */
 	public function batch_bcc_send()
 	{
-		$float = $this->bcc_batch_size -1;
-
-		$set = "";
-
+		$float = $this->bcc_batch_size - 1;
+		$set = '';
 		$chunk = array();
 
 		for ($i = 0, $c = count($this->_bcc_array); $i < $c; $i++)
 		{
 			if (isset($this->_bcc_array[$i]))
 			{
-				$set .= ", ".$this->_bcc_array[$i];
+				$set .= ', '.$this->_bcc_array[$i];
 			}
 
 			if ($i == $float)
 			{
 				$chunk[] = substr($set, 1);
 				$float += $this->bcc_batch_size;
-				$set = "";
+				$set = '';
 			}
 
 			if ($i === $c-1)
@@ -1317,7 +1303,7 @@ class CI_Email {
 
 			if ($this->protocol !== 'smtp')
 			{
-				$this->_set_header('Bcc', implode(", ", $bcc));
+				$this->_set_header('Bcc', implode(', ', $bcc));
 			}
 			else
 			{
@@ -1719,7 +1705,7 @@ class CI_Email {
 	 */
 	protected function _get_hostname()
 	{
-		return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
+		return isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
 	}
 
 	// --------------------------------------------------------------------
@@ -1755,7 +1741,7 @@ class CI_Email {
 			$this->_IP = end($x);
 		}
 
-		if ( ! preg_match( "/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/", $this->_IP))
+		if ( ! preg_match('/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $this->_IP))
 		{
 			$this->_IP = '0.0.0.0';
 		}
@@ -1782,8 +1768,7 @@ class CI_Email {
 			}
 		}
 
-		$msg .= "<pre>".$this->_header_str."\n".htmlspecialchars($this->_subject)."\n".htmlspecialchars($this->_finalbody).'</pre>';
-		return $msg;
+		return $msg.'<pre>'.$this->_header_str."\n".htmlspecialchars($this->_subject)."\n".htmlspecialchars($this->_finalbody).'</pre>';
 	}
 
 	// --------------------------------------------------------------------
@@ -1817,9 +1802,10 @@ class CI_Email {
 	 * @param	string
 	 * @return	string
 	 */
-	protected function _mime_types($ext = "")
+	protected function _mime_types($ext = '')
 	{
-		$mimes = array(	'hqx'	=>	'application/mac-binhex40',
+		$mimes = array(
+						'hqx'	=>	'application/mac-binhex40',
 						'cpt'	=>	'application/mac-compactpro',
 						'doc'	=>	'application/msword',
 						'bin'	=>	'application/macbinary',
@@ -1908,7 +1894,7 @@ class CI_Email {
 						'eml'	=>	'message/rfc822'
 					);
 
-		return ( ! isset($mimes[strtolower($ext)])) ? "application/x-unknown-content-type" : $mimes[strtolower($ext)];
+		return isset($mimes[strtolower($ext)]) ? $mimes[strtolower($ext)] : 'application/x-unknown-content-type';
 	}
 
 }
-- 
cgit v1.2.3-24-g4f1b


From c2905f5884a7d9cd9ae1f70cdc615a5d214652dd Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Mar 2012 14:39:26 +0200
Subject: Fix an Oracle escape_str() bug (#68, #414)

---
 system/database/drivers/oci8/oci8_driver.php | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index c6621901b..057095c23 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -398,10 +398,9 @@ class CI_DB_oci8_driver extends CI_DB {
 	/**
 	 * Escape String
 	 *
-	 * @access  public
-	 * @param   string
+	 * @param	string
 	 * @param	bool	whether or not the string will be used in a LIKE condition
-	 * @return  string
+	 * @return	string
 	 */
 	public function escape_str($str, $like = FALSE)
 	{
@@ -415,15 +414,14 @@ class CI_DB_oci8_driver extends CI_DB {
 			return $str;
 		}
 
-		$str = remove_invisible_characters($str);
-		$str = str_replace("'", "''", $str);
+		$str = str_replace("'", "''", remove_invisible_characters($str));
 
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
 		{
-			$str = str_replace(	array('%', '_', $this->_like_escape_chr),
-								array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr),
-								$str);
+			return str_replace(array($this->_like_escape_chr, '%', '_'),
+						array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+						$str);
 		}
 
 		return $str;
-- 
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