diff options
Diffstat (limited to 'system/libraries')
| -rw-r--r-- | system/libraries/Cache/Cache.php | 216 | ||||
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_apc.php | 151 | ||||
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_dummy.php | 129 | ||||
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_file.php | 196 | ||||
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_memcached.php | 209 | ||||
| -rw-r--r-- | system/libraries/Email.php | 163 | ||||
| -rw-r--r-- | system/libraries/Form_validation.php | 33 | ||||
| -rw-r--r-- | system/libraries/Security.php | 67 | ||||
| -rw-r--r-- | system/libraries/Table.php | 2 | ||||
| -rw-r--r-- | system/libraries/Upload.php | 13 | ||||
| -rw-r--r-- | system/libraries/User_agent.php | 95 |
11 files changed, 1128 insertions, 146 deletions
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php new file mode 100644 index 000000000..ea3194237 --- /dev/null +++ b/system/libraries/Cache/Cache.php @@ -0,0 +1,216 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2006 - 2010 EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author ExpressionEngine Dev Team + * @link + */ +class Cache extends CI_Driver_Library { + + protected $valid_drivers = array( + 'cache_apc', 'cache_file', 'cache_memcached', 'cache_dummy' + ); + + protected $_cache_path = NULL; // Path of cache files (if file-based cache) + protected $_adapter = 'dummy'; + protected $_backup_driver; + + // ------------------------------------------------------------------------ + + /** + * Constructor + * + * @param array + */ + public function __construct($config = array()) + { + if ( ! empty($config)) + { + $this->_initialize($config); + } + } + + // ------------------------------------------------------------------------ + + /** + * Get + * + * Look for a value in the cache. If it exists, return the data + * if not, return FALSE + * + * @param string + * @return mixed value that is stored/FALSE on failure + */ + public function get($id) + { + return $this->{$this->_adapter}->get($id); + } + + // ------------------------------------------------------------------------ + + /** + * Cache Save + * + * @param string Unique Key + * @param mixed Data to store + * @param int Length of time (in seconds) to cache the data + * + * @return boolean true on success/false on failure + */ + public function save($id, $data, $ttl = 60) + { + return $this->{$this->_adapter}->save($id, $data, $ttl); + } + + // ------------------------------------------------------------------------ + + /** + * Delete from Cache + * + * @param mixed unique identifier of the item in the cache + * @return boolean true on success/false on failure + */ + public function delete($id) + { + return $this->{$this->_adapter}->delete($id); + } + + // ------------------------------------------------------------------------ + + /** + * Clean the cache + * + * @return boolean false on failure/true on success + */ + public function clean() + { + return $this->{$this->_adapter}->clean(); + } + + // ------------------------------------------------------------------------ + + /** + * Cache Info + * + * @param string user/filehits + * @return mixed array on success, false on failure + */ + public function cache_info($type = 'user') + { + return $this->{$this->_adapter}->cache_info($type); + } + + // ------------------------------------------------------------------------ + + /** + * Get Cache Metadata + * + * @param mixed key to get cache metadata on + * @return mixed return value from child method + */ + public function get_metadata($id) + { + return $this->{$this->_adapter}->get_metadata($id); + } + + // ------------------------------------------------------------------------ + + /** + * Initialize + * + * Initialize class properties based on the configuration array. + * + * @param array + * @return void + */ + private function _initialize($config) + { + $default_config = array( + 'adapter', + 'memcached' + ); + + foreach ($default_config as $key) + { + if (isset($config[$key])) + { + $param = '_'.$key; + + $this->{$param} = $config[$key]; + } + } + + if (isset($config['backup'])) + { + if (in_array('cache_'.$config['backup'], $this->valid_drivers)) + { + $this->_backup_driver = $config['backup']; + } + } + } + + // ------------------------------------------------------------------------ + + /** + * Is the requested driver supported in this environment? + * + * @param string The driver to test. + * @return array + */ + public function is_supported($driver) + { + static $support = array(); + + if ( ! isset($support[$driver])) + { + $support[$driver] = $this->{$driver}->is_supported(); + } + + return $support[$driver]; + } + + // ------------------------------------------------------------------------ + + /** + * __get() + * + * @param child + * @return object + */ + public function __get($child) + { + $obj = parent::__get($child); + + if ( ! $this->is_supported($child)) + { + $this->_adapter = $this->_backup_driver; + } + + return $obj; + } + + // ------------------------------------------------------------------------ +} +// End Class + +/* End of file Cache.php */ +/* Location: ./system/libraries/Cache/Cache.php */
\ No newline at end of file diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php new file mode 100644 index 000000000..9c716a971 --- /dev/null +++ b/system/libraries/Cache/drivers/Cache_apc.php @@ -0,0 +1,151 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2006 - 2010 EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter APC Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author ExpressionEngine Dev Team + * @link + */ + +class Cache_apc extends CI_Driver { + + /** + * Get + * + * Look for a value in the cache. If it exists, return the data + * if not, return FALSE + * + * @param string + * @return mixed value that is stored/FALSE on failure + */ + public function get($id) + { + $data = apc_fetch($id); + + return (is_array($data)) ? $data[0] : FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Cache Save + * + * @param string Unique Key + * @param mixed Data to store + * @param int Length of time (in seconds) to cache the data + * + * @return boolean true on success/false on failure + */ + public function save($id, $data, $ttl = 60) + { + return apc_store($id, array($data, time(), $ttl), $ttl); + } + + // ------------------------------------------------------------------------ + + /** + * Delete from Cache + * + * @param mixed unique identifier of the item in the cache + * @param boolean true on success/false on failure + */ + public function delete($id) + { + return apc_delete($id); + } + + // ------------------------------------------------------------------------ + + /** + * Clean the cache + * + * @return boolean false on failure/true on success + */ + public function clean() + { + return apc_clear_cache('user'); + } + + // ------------------------------------------------------------------------ + + /** + * Cache Info + * + * @param string user/filehits + * @return mixed array on success, false on failure + */ + public function cache_info($type = NULL) + { + return apc_cache_info($type); + } + + // ------------------------------------------------------------------------ + + /** + * Get Cache Metadata + * + * @param mixed key to get cache metadata on + * @return mixed array on success/false on failure + */ + public function get_metadata($id) + { + $stored = apc_fetch($id); + + if (count($stored) !== 3) + { + return FALSE; + } + + list($value, $time, $ttl) = $stored; + + return array( + 'expire' => $time + $ttl, + 'mtime' => $time, + 'data' => $data + ); + } + + // ------------------------------------------------------------------------ + + /** + * is_supported() + * + * Check to see if APC is available on this system, bail if it isn't. + */ + public function is_supported() + { + if ( ! extension_loaded('apc') OR ! function_exists('apc_store')) + { + log_message('error', 'The APC PHP extension must be loaded to use APC Cache.'); + return FALSE; + } + + return TRUE; + } + + // ------------------------------------------------------------------------ + + +} +// End Class + +/* End of file Cache_apc.php */ +/* Location: ./system/libraries/Cache/drivers/Cache_apc.php */
\ No newline at end of file diff --git a/system/libraries/Cache/drivers/Cache_dummy.php b/system/libraries/Cache/drivers/Cache_dummy.php new file mode 100644 index 000000000..13c1f5cde --- /dev/null +++ b/system/libraries/Cache/drivers/Cache_dummy.php @@ -0,0 +1,129 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2006 - 2010 EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter Dummy Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author ExpressionEngine Dev Team + * @link + */ + +class Cache_dummy extends CI_Driver { + + /** + * Get + * + * Since this is the dummy class, it's always going to return FALSE. + * + * @param string + * @return Boolean FALSE + */ + public function get($id) + { + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Cache Save + * + * @param string Unique Key + * @param mixed Data to store + * @param int Length of time (in seconds) to cache the data + * + * @return boolean TRUE, Simulating success + */ + public function save($id, $data, $ttl = 60) + { + return TRUE; + } + + // ------------------------------------------------------------------------ + + /** + * Delete from Cache + * + * @param mixed unique identifier of the item in the cache + * @param boolean TRUE, simulating success + */ + public function delete($id) + { + return TRUE; + } + + // ------------------------------------------------------------------------ + + /** + * Clean the cache + * + * @return boolean TRUE, simulating success + */ + public function clean() + { + return TRUE; + } + + // ------------------------------------------------------------------------ + + /** + * Cache Info + * + * @param string user/filehits + * @return boolean FALSE + */ + public function cache_info($type = NULL) + { + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Get Cache Metadata + * + * @param mixed key to get cache metadata on + * @return boolean FALSE + */ + public function get_metadata($id) + { + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Is this caching driver supported on the system? + * Of course this one is. + * + * @return TRUE; + */ + public function is_supported() + { + return TRUE; + } + + // ------------------------------------------------------------------------ + +} +// End Class + +/* End of file Cache_apc.php */ +/* Location: ./system/libraries/Cache/drivers/Cache_apc.php */
\ No newline at end of file diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php new file mode 100644 index 000000000..bedbfaff8 --- /dev/null +++ b/system/libraries/Cache/drivers/Cache_file.php @@ -0,0 +1,196 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2006 - 2010 EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter Memcached Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author ExpressionEngine Dev Team + * @link + */ + +class Cache_file extends CI_Driver { + + protected $_cache_path; + + /** + * Constructor + */ + public function __construct() + { + $CI =& get_instance(); + $CI->load->helper('file'); + + $path = $CI->config->item('cache_path'); + + $this->_cache_path = ($path == '') ? BASEPATH.'cache/' : $path; + } + + // ------------------------------------------------------------------------ + + /** + * Fetch from cache + * + * @param mixed unique key id + * @return mixed data on success/false on failure + */ + public function get($id) + { + if ( ! file_exists($this->_cache_path.$id)) + { + return FALSE; + } + + $data = read_file($this->_cache_path.$id); + $data = unserialize($data); + + if (time() > $data['time'] + $data['ttl']) + { + unlink($this->_cache_path.$id); + return FALSE; + } + + return $data['data']; + } + + // ------------------------------------------------------------------------ + + /** + * Save into cache + * + * @param string unique key + * @param mixed data to store + * @param int length of time (in seconds) the cache is valid + * - Default is 60 seconds + * @return boolean true on success/false on failure + */ + public function save($id, $data, $ttl = 60) + { + $contents = array( + 'time' => time(), + 'ttl' => $ttl, + 'data' => $data + ); + + if (write_file($this->_cache_path.$id, serialize($contents))) + { + @chmod($this->_cache_path.$id, 0777); + return TRUE; + } + + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Delete from Cache + * + * @param mixed unique identifier of item in cache + * @return boolean true on success/false on failure + */ + public function delete($id) + { + return unlink($this->_cache_path.$id); + } + + // ------------------------------------------------------------------------ + + /** + * Clean the Cache + * + * @return boolean false on failure/true on success + */ + public function clean() + { + return delete_files($this->_cache_path); + } + + // ------------------------------------------------------------------------ + + /** + * Cache Info + * + * Not supported by file-based caching + * + * @param string user/filehits + * @return mixed FALSE + */ + public function cache_info($type = NULL) + { + return get_dir_file_info($this->_cache_path); + } + + // ------------------------------------------------------------------------ + + /** + * Get Cache Metadata + * + * @param mixed key to get cache metadata on + * @return mixed FALSE on failure, array on success. + */ + public function get_metadata($id) + { + if ( ! file_exists($this->_cache_path.$id)) + { + return FALSE; + } + + $data = read_file($this->_cache_path.$id); + $data = unserialize($data); + + if (is_array($data)) + { + $data = $data['data']; + $mtime = filemtime($this->_cache_path.$id); + + if ( ! isset($data['ttl'])) + { + return FALSE; + } + + return array( + 'expire' => $mtime + $data['ttl'], + 'mtime' => $mtime + ); + } + + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Is supported + * + * In the file driver, check to see that the cache directory is indeed writable + * + * @return boolean + */ + public function is_supported() + { + return is_really_writable($this->_cache_path); + } + + // ------------------------------------------------------------------------ +} +// End Class + +/* End of file Cache_file.php */ +/* Location: ./system/libraries/Cache/drivers/Cache_file.php */
\ No newline at end of file diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php new file mode 100644 index 000000000..adc7fbf44 --- /dev/null +++ b/system/libraries/Cache/drivers/Cache_memcached.php @@ -0,0 +1,209 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2006 - 2010 EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter Memcached Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author ExpressionEngine Dev Team + * @link + */ + +class Cache_memcached extends CI_Driver { + + private $_memcached; // Holds the memcached object + + protected $_memcache_conf = array( + 'default' => array( + 'default_host' => '127.0.0.1', + 'default_port' => 11211, + 'default_weight' => 1 + ) + ); + + // ------------------------------------------------------------------------ + + /** + * Fetch from cache + * + * @param mixed unique key id + * @return mixed data on success/false on failure + */ + public function get($id) + { + $data = $this->_memcached->get($id); + + return (is_array($data)) ? $data[0] : FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Save + * + * @param string unique identifier + * @param mixed data being cached + * @param int time to live + * @return boolean true on success, false on failure + */ + public function save($id, $data, $ttl = 60) + { + return $this->_memcached->add($id, array($data, time(), $ttl), $ttl); + } + + // ------------------------------------------------------------------------ + + /** + * Delete from Cache + * + * @param mixed key to be deleted. + * @return boolean true on success, false on failure + */ + public function delete($id) + { + return $this->_memcached->delete($id); + } + + // ------------------------------------------------------------------------ + + /** + * Clean the Cache + * + * @return boolean false on failure/true on success + */ + public function clean() + { + return $this->_memcached->flush(); + } + + // ------------------------------------------------------------------------ + + /** + * Cache Info + * + * @param null type not supported in memcached + * @return mixed array on success, false on failure + */ + public function cache_info($type = NULL) + { + return $this->_memcached->getStats(); + } + + // ------------------------------------------------------------------------ + + /** + * Get Cache Metadata + * + * @param mixed key to get cache metadata on + * @return mixed FALSE on failure, array on success. + */ + public function get_metadata($id) + { + $stored = $this->_memcached->get($id); + + if (count($stored) !== 3) + { + return FALSE; + } + + list($value, $time, $ttl) = $stored; + + return array( + 'expire' => $time + $ttl, + 'mtime' => $time, + 'data' => $data + ); + } + + // ------------------------------------------------------------------------ + + /** + * Setup memcached. + */ + private function _setup_memcached() + { + // Try to load memcached server info from the config file. + $CI =& get_instance(); + if ($CI->config->load('memcached', TRUE, TRUE)) + { + if (is_array($CI->config->config['memcached'])) + { + $this->_memcache_conf = NULL; + + foreach ($CI->config->config['memcached'] as $name => $conf) + { + $this->_memcache_conf[$name] = $conf; + } + } + } + + $this->_memcached = new Memcached(); + + foreach ($this->_memcache_conf as $name => $cache_server) + { + if ( ! array_key_exists('hostname', $cache_server)) + { + $cache_server['hostname'] = $this->_default_options['default_host']; + } + + if ( ! array_key_exists('port', $cache_server)) + { + $cache_server['port'] = $this->_default_options['default_port']; + } + + if ( ! array_key_exists('weight', $cache_server)) + { + $cache_server['weight'] = $this->_default_options['default_weight']; + } + + $this->_memcached->addServer( + $cache_server['hostname'], $cache_server['port'], $cache_server['weight'] + ); + } + } + + // ------------------------------------------------------------------------ + + + /** + * Is supported + * + * Returns FALSE if memcached is not supported on the system. + * If it is, we setup the memcached object & return TRUE + */ + public function is_supported() + { + if ( ! extension_loaded('memcached')) + { + log_message('error', 'The Memcached Extension must be loaded to use Memcached Cache.'); + + return FALSE; + } + + $this->_setup_memcached(); + return TRUE; + } + + // ------------------------------------------------------------------------ + +} +// End Class + +/* End of file Cache_memcached.php */ +/* Location: ./system/libraries/Cache/drivers/Cache_memcached.php */
\ No newline at end of file diff --git a/system/libraries/Email.php b/system/libraries/Email.php index c6d8944df..e5af38f45 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -82,7 +82,7 @@ class CI_Email { * * The constructor can be passed an array of config values */ - function __construct($config = array()) + public function __construct($config = array()) { if (count($config) > 0) { @@ -106,9 +106,8 @@ class CI_Email { * @param array * @return void */ - function initialize($config = array()) + public function initialize($config = array()) { - $this->clear(); foreach ($config as $key => $val) { if (isset($this->$key)) @@ -125,9 +124,12 @@ class CI_Email { } } } + $this->clear(); $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE; $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE; + + return $this; } // -------------------------------------------------------------------- @@ -138,7 +140,7 @@ class CI_Email { * @access public * @return void */ - function clear($clear_attachments = FALSE) + public function clear($clear_attachments = FALSE) { $this->_subject = ""; $this->_body = ""; @@ -160,7 +162,7 @@ class CI_Email { $this->_attach_type = array(); $this->_attach_disp = array(); } - + return $this; } @@ -174,7 +176,7 @@ class CI_Email { * @param string * @return void */ - function from($from, $name = '') + public function from($from, $name = '') { if (preg_match( '/\<(.*)\>/', $from, $match)) { @@ -203,7 +205,7 @@ class CI_Email { $this->_set_header('From', $name.' <'.$from.'>'); $this->_set_header('Return-Path', '<'.$from.'>'); - + return $this; } @@ -217,7 +219,7 @@ class CI_Email { * @param string * @return void */ - function reply_to($replyto, $name = '') + public function reply_to($replyto, $name = '') { if (preg_match( '/\<(.*)\>/', $replyto, $match)) { @@ -254,7 +256,7 @@ class CI_Email { * @param string * @return void */ - function to($to) + public function to($to) { $to = $this->_str_to_array($to); $to = $this->clean_email($to); @@ -271,14 +273,15 @@ class CI_Email { switch ($this->_get_protocol()) { - case 'smtp' : $this->_recipients = $to; + case 'smtp' : + $this->_recipients = $to; break; - case 'sendmail' : $this->_recipients = implode(", ", $to); - break; - case 'mail' : $this->_recipients = implode(", ", $to); + case 'sendmail' : + case 'mail' : + $this->_recipients = implode(", ", $to); break; } - + return $this; } @@ -291,7 +294,7 @@ class CI_Email { * @param string * @return void */ - function cc($cc) + public function cc($cc) { $cc = $this->_str_to_array($cc); $cc = $this->clean_email($cc); @@ -307,7 +310,7 @@ class CI_Email { { $this->_cc_array = $cc; } - + return $this; } @@ -321,7 +324,7 @@ class CI_Email { * @param string * @return void */ - function bcc($bcc, $limit = '') + public function bcc($bcc, $limit = '') { if ($limit != '' && is_numeric($limit)) { @@ -345,7 +348,7 @@ class CI_Email { { $this->_set_header('Bcc', implode(", ", $bcc)); } - + return $this; } @@ -358,7 +361,7 @@ class CI_Email { * @param string * @return void */ - function subject($subject) + public function subject($subject) { $subject = $this->_prep_q_encoding($subject); $this->_set_header('Subject', $subject); @@ -374,7 +377,7 @@ class CI_Email { * @param string * @return void */ - function message($body) + public function message($body) { $this->_body = stripslashes(rtrim(str_replace("\r", "", $body))); return $this; @@ -389,7 +392,7 @@ class CI_Email { * @param string * @return void */ - function attach($filename, $disposition = 'attachment') + public function attach($filename, $disposition = 'attachment') { $this->_attach_name[] = $filename; $this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename)))); @@ -407,7 +410,7 @@ class CI_Email { * @param string * @return void */ - function _set_header($header, $value) + private function _set_header($header, $value) { $this->_headers[$header] = $value; } @@ -421,7 +424,7 @@ class CI_Email { * @param string * @return array */ - function _str_to_array($email) + private function _str_to_array($email) { if ( ! is_array($email)) { @@ -447,7 +450,7 @@ class CI_Email { * @param string * @return void */ - function set_alt_message($str = '') + public function set_alt_message($str = '') { $this->alt_message = ($str == '') ? '' : $str; return $this; @@ -462,7 +465,7 @@ class CI_Email { * @param string * @return void */ - function set_mailtype($type = 'text') + public function set_mailtype($type = 'text') { $this->mailtype = ($type == 'html') ? 'html' : 'text'; return $this; @@ -477,7 +480,7 @@ class CI_Email { * @param string * @return void */ - function set_wordwrap($wordwrap = TRUE) + public function set_wordwrap($wordwrap = TRUE) { $this->wordwrap = ($wordwrap === FALSE) ? FALSE : TRUE; return $this; @@ -492,7 +495,7 @@ class CI_Email { * @param string * @return void */ - function set_protocol($protocol = 'mail') + public function set_protocol($protocol = 'mail') { $this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol); return $this; @@ -507,7 +510,7 @@ class CI_Email { * @param integer * @return void */ - function set_priority($n = 3) + public function set_priority($n = 3) { if ( ! is_numeric($n)) { @@ -534,7 +537,7 @@ class CI_Email { * @param string * @return void */ - function set_newline($newline = "\n") + public function set_newline($newline = "\n") { if ($newline != "\n" AND $newline != "\r\n" AND $newline != "\r") { @@ -543,7 +546,7 @@ class CI_Email { } $this->newline = $newline; - + return $this; } @@ -556,7 +559,7 @@ class CI_Email { * @param string * @return void */ - function set_crlf($crlf = "\n") + public function set_crlf($crlf = "\n") { if ($crlf != "\n" AND $crlf != "\r\n" AND $crlf != "\r") { @@ -565,7 +568,7 @@ class CI_Email { } $this->crlf = $crlf; - + return $this; } @@ -577,7 +580,7 @@ class CI_Email { * @access private * @return void */ - function _set_boundaries() + private function _set_boundaries() { $this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative $this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary @@ -591,7 +594,7 @@ class CI_Email { * @access private * @return string */ - function _get_message_id() + private function _get_message_id() { $from = $this->_headers['Return-Path']; $from = str_replace(">", "", $from); @@ -609,7 +612,7 @@ class CI_Email { * @param bool * @return string */ - function _get_protocol($return = TRUE) + private function _get_protocol($return = TRUE) { $this->protocol = strtolower($this->protocol); $this->protocol = ( ! in_array($this->protocol, $this->_protocols, TRUE)) ? 'mail' : $this->protocol; @@ -629,7 +632,7 @@ class CI_Email { * @param bool * @return string */ - function _get_encoding($return = TRUE) + private function _get_encoding($return = TRUE) { $this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '8bit' : $this->_encoding; @@ -655,7 +658,7 @@ class CI_Email { * @access private * @return string */ - function _get_content_type() + private function _get_content_type() { if ($this->mailtype == 'html' && count($this->_attach_name) == 0) { @@ -683,7 +686,7 @@ class CI_Email { * @access private * @return string */ - function _set_date() + private function _set_date() { $timezone = date("Z"); $operator = (strncmp($timezone, '-', 1) == 0) ? '-' : '+'; @@ -701,7 +704,7 @@ class CI_Email { * @access private * @return string */ - function _get_mime_message() + private function _get_mime_message() { return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format."; } @@ -715,7 +718,7 @@ class CI_Email { * @param string * @return bool */ - function validate_email($email) + public function validate_email($email) { if ( ! is_array($email)) { @@ -744,7 +747,7 @@ class CI_Email { * @param string * @return bool */ - function valid_email($address) + public function valid_email($address) { return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE; } @@ -758,7 +761,7 @@ class CI_Email { * @param string * @return string */ - function clean_email($email) + public function clean_email($email) { if ( ! is_array($email)) { @@ -794,7 +797,7 @@ class CI_Email { /** * Build alternative plain text message * - * This function provides the raw message for use + * This public function provides the raw message for use * in plain-text headers of HTML-formatted emails. * If the user hasn't specified his own alternative message * it creates one by stripping the HTML @@ -802,7 +805,7 @@ class CI_Email { * @access private * @return string */ - function _get_alt_message() + private function _get_alt_message() { if ($this->alt_message != "") { @@ -847,7 +850,7 @@ class CI_Email { * @param integer * @return string */ - function word_wrap($str, $charlim = '') + public function word_wrap($str, $charlim = '') { // Se the character limit if ($charlim == '') @@ -876,7 +879,7 @@ class CI_Email { } } - // Use PHP's native function to do the initial wordwrap. + // Use PHP's native public function to do the initial wordwrap. // We set the cut flag to FALSE so that any individual words that are // too long get left alone. In the next step we'll deal with them. $str = wordwrap($str, $charlim, "\n", FALSE); @@ -942,7 +945,7 @@ class CI_Email { * @param string * @return string */ - function _build_headers() + private function _build_headers() { $this->_set_header('X-Sender', $this->clean_email($this->_headers['From'])); $this->_set_header('X-Mailer', $this->useragent); @@ -959,7 +962,7 @@ class CI_Email { * @access private * @return void */ - function _write_headers() + private function _write_headers() { if ($this->protocol == 'mail') { @@ -994,7 +997,7 @@ class CI_Email { * @access private * @return void */ - function _build_message() + private function _build_message() { if ($this->wordwrap === TRUE AND $this->mailtype != 'html') { @@ -1023,7 +1026,7 @@ class CI_Email { { $this->_finalbody = $hdr . $this->newline . $this->newline . $this->_body; } - + return; break; @@ -1048,10 +1051,10 @@ class CI_Email { $body .= "Content-Type: text/html; charset=" . $this->charset . $this->newline; $body .= "Content-Transfer-Encoding: quoted-printable" . $this->newline . $this->newline; } - + $this->_finalbody = $body . $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline; - - + + if ($this->_get_protocol() == 'mail') { $this->_header_str .= $hdr; @@ -1077,8 +1080,8 @@ class CI_Email { if ($this->_get_protocol() == 'mail') { $this->_header_str .= $hdr; - } - + } + $body .= $this->_get_mime_message() . $this->newline . $this->newline; $body .= "--" . $this->_atc_boundary . $this->newline; @@ -1091,7 +1094,7 @@ class CI_Email { case 'html-attach' : $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $this->newline; - + if ($this->_get_protocol() == 'mail') { $this->_header_str .= $hdr; @@ -1152,7 +1155,7 @@ class CI_Email { } $body .= implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--"; - + if ($this->_get_protocol() == 'mail') { @@ -1162,7 +1165,7 @@ class CI_Email { { $this->_finalbody = $hdr . $body; } - + return; } @@ -1179,7 +1182,7 @@ class CI_Email { * @param integer * @return string */ - function _prep_quoted_printable($str, $charlim = '') + private function _prep_quoted_printable($str, $charlim = '') { // Set the character limit // Don't allow over 76, as that will make servers and MUAs barf @@ -1272,7 +1275,7 @@ class CI_Email { * @param bool // set to TRUE for processing From: headers * @return str */ - function _prep_q_encoding($str, $from = FALSE) + private function _prep_q_encoding($str, $from = FALSE) { $str = str_replace(array("\r", "\n"), array('', ''), $str); @@ -1339,7 +1342,7 @@ class CI_Email { * @access public * @return bool */ - function send() + public function send() { if ($this->_replyto_flag == FALSE) { @@ -1382,7 +1385,7 @@ class CI_Email { * @access public * @return bool */ - function batch_bcc_send() + public function batch_bcc_send() { $float = $this->bcc_batch_size -1; @@ -1440,7 +1443,7 @@ class CI_Email { * @access private * @return void */ - function _unwrap_specials() + private function _unwrap_specials() { $this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody); } @@ -1453,7 +1456,7 @@ class CI_Email { * @access private * @return string */ - function _remove_nl_callback($matches) + private function _remove_nl_callback($matches) { if (strpos($matches[1], "\r") !== FALSE OR strpos($matches[1], "\n") !== FALSE) { @@ -1471,7 +1474,7 @@ class CI_Email { * @access private * @return bool */ - function _spool_email() + private function _spool_email() { $this->_unwrap_specials(); @@ -1516,7 +1519,7 @@ class CI_Email { * @access private * @return bool */ - function _send_with_mail() + private function _send_with_mail() { if ($this->_safe_mode == TRUE) { @@ -1533,7 +1536,7 @@ class CI_Email { { // most documentation of sendmail using the "-f" flag lacks a space after it, however // we've encountered servers that seem to require it to be in place. - + if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, "-f ".$this->clean_email($this->_headers['From']))) { return FALSE; @@ -1553,7 +1556,7 @@ class CI_Email { * @access private * @return bool */ - function _send_with_sendmail() + private function _send_with_sendmail() { $fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w'); @@ -1567,7 +1570,7 @@ class CI_Email { fputs($fp, $this->_finalbody); $status = pclose($fp); - + if (version_compare(PHP_VERSION, '4.2.3') == -1) { $status = $status >> 8 & 0xFF; @@ -1591,7 +1594,7 @@ class CI_Email { * @access private * @return bool */ - function _send_with_smtp() + private function _send_with_smtp() { if ($this->smtp_host == '') { @@ -1661,7 +1664,7 @@ class CI_Email { * @param string * @return string */ - function _smtp_connect() + private function _smtp_connect() { $this->_smtp_connect = fsockopen($this->smtp_host, $this->smtp_port, @@ -1689,7 +1692,7 @@ class CI_Email { * @param string * @return string */ - function _send_command($cmd, $data = '') + private function _send_command($cmd, $data = '') { switch ($cmd) { @@ -1754,7 +1757,7 @@ class CI_Email { * @access private * @return bool */ - function _smtp_authenticate() + private function _smtp_authenticate() { if ( ! $this->_smtp_auth) { @@ -1808,7 +1811,7 @@ class CI_Email { * @access private * @return bool */ - function _send_data($data) + private function _send_data($data) { if ( ! fwrite($this->_smtp_connect, $data . $this->newline)) { @@ -1829,7 +1832,7 @@ class CI_Email { * @access private * @return string */ - function _get_smtp_data() + private function _get_smtp_data() { $data = ""; @@ -1854,7 +1857,7 @@ class CI_Email { * @access private * @return string */ - function _get_hostname() + private function _get_hostname() { return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain'; } @@ -1867,7 +1870,7 @@ class CI_Email { * @access private * @return string */ - function _get_ip() + private function _get_ip() { if ($this->_IP !== FALSE) { @@ -1909,7 +1912,7 @@ class CI_Email { * @access public * @return string */ - function print_debugger() + public function print_debugger() { $msg = ''; @@ -1934,7 +1937,7 @@ class CI_Email { * @param string * @return string */ - function _set_error_message($msg, $val = '') + private function _set_error_message($msg, $val = '') { $CI =& get_instance(); $CI->lang->load('email'); @@ -1958,7 +1961,7 @@ class CI_Email { * @param string * @return string */ - function _mime_types($ext = "") + private function _mime_types($ext = "") { $mimes = array( 'hqx' => 'application/mac-binhex40', 'cpt' => 'application/mac-compactpro', diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index cbefca104..fc5b82ee3 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -171,7 +171,7 @@ class CI_Form_validation { } $this->_error_messages = array_merge($this->_error_messages, $lang); - + return $this; } @@ -191,7 +191,7 @@ class CI_Form_validation { { $this->_error_prefix = $prefix; $this->_error_suffix = $suffix; - + return $this; } @@ -576,7 +576,7 @@ class CI_Form_validation { // Strip the parameter (if exists) from the rule // Rules can contain a parameter: max_length[5] $param = FALSE; - if (preg_match("/(.*?)\[(.*?)\]/", $rule, $match)) + if (preg_match("/(.*?)\[(.*)\]/", $rule, $match)) { $rule = $match[1]; $param = $match[2]; @@ -730,6 +730,13 @@ class CI_Form_validation { return $default; } + // If the data is an array output them one at a time. + // E.g: form_input('name[]', set_value('name[]'); + if (is_array($this->_field_data[$field]['postdata'])) + { + return array_shift($this->_field_data[$field]['postdata']); + } + return $this->_field_data[$field]['postdata']; } @@ -889,6 +896,26 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * Performs a Regular Expression match test. + * + * @access public + * @param string + * @param regex + * @return bool + */ + function regex_match($str, $regex) + { + if ( ! preg_match($regex, $str)) + { + return FALSE; + } + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** * Match one field to another * * @access public diff --git a/system/libraries/Security.php b/system/libraries/Security.php index 018001ac8..ba64c7326 100644 --- a/system/libraries/Security.php +++ b/system/libraries/Security.php @@ -25,14 +25,15 @@ * @link http://codeigniter.com/user_guide/libraries/sessions.html */ class CI_Security { - var $xss_hash = ''; - var $csrf_hash = ''; - var $csrf_expire = 7200; // Two hours (in seconds) - var $csrf_token_name = 'ci_csrf_token'; - var $csrf_cookie_name = 'ci_csrf_token'; + + public $xss_hash = ''; + public $csrf_hash = ''; + public $csrf_expire = 7200; // Two hours (in seconds) + public $csrf_token_name = 'ci_csrf_token'; + public $csrf_cookie_name = 'ci_csrf_token'; /* never allowed, string replacement */ - var $never_allowed_str = array( + public $never_allowed_str = array( 'document.cookie' => '[removed]', 'document.write' => '[removed]', '.parentNode' => '[removed]', @@ -44,7 +45,7 @@ class CI_Security { '<![CDATA[' => '<![CDATA[' ); /* never allowed, regex replacement */ - var $never_allowed_regex = array( + public $never_allowed_regex = array( "javascript\s*:" => '[removed]', "expression\s*(\(|&\#40;)" => '[removed]', // CSS and IE "vbscript\s*:" => '[removed]', // IE, surprise! @@ -53,6 +54,10 @@ class CI_Security { public function __construct() { + $this->csrf_token_name = (config_item('csrf_token_name')) ? config_item('csrf_token_name') : 'csrf_token_name'; + $this->csrf_cookie_name = (config_item('csrf_cookie_name')) ? config_item('csrf_cookie_name') : 'csrf_cookie_name'; + $this->csrf_expire = (config_item('csrf_expire')) ? config_item('csrf_expire') : 7200; + // Append application specific cookie prefix to token name $this->csrf_cookie_name = (config_item('cookie_prefix')) ? config_item('cookie_prefix').$this->csrf_token_name : $this->csrf_token_name; @@ -70,7 +75,7 @@ class CI_Security { * @access public * @return null */ - function csrf_verify() + public function csrf_verify() { // If no POST data exists we will set the CSRF cookie if (count($_POST) == 0) @@ -109,7 +114,7 @@ class CI_Security { * @access public * @return null */ - function csrf_set_cookie() + public function csrf_set_cookie() { $expire = time() + $this->csrf_expire; @@ -123,10 +128,10 @@ class CI_Security { /** * Set Cross Site Request Forgery Protection Cookie * - * @access public + * @access private * @return null */ - function _csrf_set_hash() + private function _csrf_set_hash() { if ($this->csrf_hash == '') { @@ -153,7 +158,7 @@ class CI_Security { * @access public * @return null */ - function csrf_show_error() + public function csrf_show_error() { show_error('The action you have requested is not allowed.'); } @@ -186,7 +191,7 @@ class CI_Security { * @param mixed string or array * @return string */ - function xss_clean($str, $is_image = FALSE) + public function xss_clean($str, $is_image = FALSE) { /* * Is the string an array? @@ -210,9 +215,9 @@ class CI_Security { /* * Protect GET variables in URLs */ - + // 901119URL5918AMP18930PROTECT8198 - + $str = preg_replace('|\&([a-z\_0-9\-]+)\=([a-z\_0-9\-]+)|i', $this->xss_hash()."\\1=\\2", $str); /* @@ -259,7 +264,7 @@ class CI_Security { */ $str = preg_replace_callback("/[a-z]+=([\'\"]).*?\\1/si", array($this, '_convert_attribute'), $str); - + $str = preg_replace_callback("/<\w+.*?(?=>|<|$)/si", array($this, '_decode_entity'), $str); /* @@ -470,7 +475,7 @@ class CI_Security { * @access public * @return string */ - function xss_hash() + public function xss_hash() { if ($this->xss_hash == '') { @@ -493,11 +498,11 @@ class CI_Security { * Callback function for xss_clean() to remove whitespace from * things like j a v a s c r i p t * - * @access public + * @access private * @param type * @return type */ - function _compact_exploded_words($matches) + private function _compact_exploded_words($matches) { return preg_replace('/\s+/s', '', $matches[1]).$matches[2]; } @@ -513,7 +518,7 @@ class CI_Security { * @param array * @return string */ - function _sanitize_naughty_html($matches) + private function _sanitize_naughty_html($matches) { // encode opening brace $str = '<'.$matches[1].$matches[2].$matches[3]; @@ -538,7 +543,7 @@ class CI_Security { * @param array * @return string */ - function _js_link_removal($match) + private function _js_link_removal($match) { $attributes = $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])); return str_replace($match[1], preg_replace("#href=.*?(alert\(|alert&\#40;|javascript\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si", "", $attributes), $match[0]); @@ -556,7 +561,7 @@ class CI_Security { * @param array * @return string */ - function _js_img_removal($match) + private function _js_img_removal($match) { $attributes = $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])); return str_replace($match[1], preg_replace("#src=.*?(alert\(|alert&\#40;|javascript\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si", "", $attributes), $match[0]); @@ -569,11 +574,11 @@ class CI_Security { * * Used as a callback for XSS Clean * - * @access public + * @access private * @param array * @return string */ - function _convert_attribute($match) + private function _convert_attribute($match) { return str_replace(array('>', '<', '\\'), array('>', '<', '\\\\'), $match[0]); } @@ -585,11 +590,11 @@ class CI_Security { * * Filters tag attributes for consistency and safety * - * @access public + * @access private * @param string * @return string */ - function _filter_attributes($str) + private function _filter_attributes($str) { $out = ''; @@ -611,11 +616,11 @@ class CI_Security { * * Used as a callback for XSS Clean * - * @access public + * @access private * @param array * @return string */ - function _decode_entity($match) + private function _decode_entity($match) { return $this->entity_decode($match[0], strtoupper(config_item('charset'))); } @@ -641,7 +646,7 @@ class CI_Security { * @param string * @return string */ - function entity_decode($str, $charset='UTF-8') + public function entity_decode($str, $charset='UTF-8') { if (stristr($str, '&') === FALSE) return $str; @@ -680,7 +685,7 @@ class CI_Security { * @param string * @return string */ - function sanitize_filename($str, $relative_path = FALSE) + public function sanitize_filename($str, $relative_path = FALSE) { $bad = array( "../", @@ -715,7 +720,7 @@ class CI_Security { "%3b", // ; "%3d" // = ); - + if ( ! $relative_path) { $bad[] = './'; diff --git a/system/libraries/Table.php b/system/libraries/Table.php index 207ccc21d..485541630 100644 --- a/system/libraries/Table.php +++ b/system/libraries/Table.php @@ -346,7 +346,7 @@ class CI_Table { { if ($function !== FALSE && is_callable($function)) { - $out .= $function($cell); + $out .= call_user_func($function, $cell); } else { diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index 4ccc032e9..8f84ffd7e 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -212,7 +212,18 @@ class CI_Upload { if ($this->_file_name_override != '') { $this->file_name = $this->_prep_filename($this->_file_name_override); - $this->file_ext = $this->get_extension($this->file_name); + + // If no extension was provided in the file_name config item, use the uploaded one + if(strpos($this->_file_name_override, '.') === FALSE) + { + $this->file_name .= $this->file_ext; + } + + // An extension was provided, lets have it! + else + { + $this->file_ext = $this->get_extension($this->_file_name_override); + } if ( ! $this->is_allowed_filetype(TRUE)) { diff --git a/system/libraries/User_agent.php b/system/libraries/User_agent.php index 863faba52..c62174836 100644 --- a/system/libraries/User_agent.php +++ b/system/libraries/User_agent.php @@ -82,7 +82,7 @@ class CI_User_agent { * @access private * @return bool */ - function _load_agent_file() + private function _load_agent_file() { if ( ! @include(APPPATH.'config/user_agents'.EXT)) { @@ -130,7 +130,7 @@ class CI_User_agent { * @access private * @return bool */ - function _compile_data() + private function _compile_data() { $this->_set_platform(); @@ -151,7 +151,7 @@ class CI_User_agent { * @access private * @return mixed */ - function _set_platform() + private function _set_platform() { if (is_array($this->platforms) AND count($this->platforms) > 0) { @@ -175,7 +175,7 @@ class CI_User_agent { * @access private * @return bool */ - function _set_browser() + private function _set_browser() { if (is_array($this->browsers) AND count($this->browsers) > 0) { @@ -202,7 +202,7 @@ class CI_User_agent { * @access private * @return bool */ - function _set_robot() + private function _set_robot() { if (is_array($this->robots) AND count($this->robots) > 0) { @@ -227,7 +227,7 @@ class CI_User_agent { * @access private * @return bool */ - function _set_mobile() + private function _set_mobile() { if (is_array($this->mobiles) AND count($this->mobiles) > 0) { @@ -252,7 +252,7 @@ class CI_User_agent { * @access private * @return void */ - function _set_languages() + private function _set_languages() { if ((count($this->languages) == 0) AND isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) AND $_SERVER['HTTP_ACCEPT_LANGUAGE'] != '') { @@ -275,7 +275,7 @@ class CI_User_agent { * @access private * @return void */ - function _set_charsets() + private function _set_charsets() { if ((count($this->charsets) == 0) AND isset($_SERVER['HTTP_ACCEPT_CHARSET']) AND $_SERVER['HTTP_ACCEPT_CHARSET'] != '') { @@ -298,9 +298,21 @@ class CI_User_agent { * @access public * @return bool */ - function is_browser() + public function is_browser($key = NULL) { - return $this->is_browser; + if ( ! $this->is_browser) + { + return FALSE; + } + + // No need to be specific, it's a browser + if ($key === NULL) + { + return TRUE; + } + + // Check for a specific browser + return array_key_exists($key, $this->browsers) AND $this->browser === $this->browsers[$key]; } // -------------------------------------------------------------------- @@ -311,9 +323,21 @@ class CI_User_agent { * @access public * @return bool */ - function is_robot() + public function is_robot($key = NULL) { - return $this->is_robot; + if ( ! $this->is_robot) + { + return FALSE; + } + + // No need to be specific, it's a robot + if ($key === NULL) + { + return TRUE; + } + + // Check for a specific robot + return array_key_exists($key, $this->robots) AND $this->robot === $this->robots[$key]; } // -------------------------------------------------------------------- @@ -324,9 +348,21 @@ class CI_User_agent { * @access public * @return bool */ - function is_mobile() + public function is_mobile($key = NULL) { - return $this->is_mobile; + if ( ! $this->is_mobile) + { + return FALSE; + } + + // No need to be specific, it's a mobile + if ($key === NULL) + { + return TRUE; + } + + // Check for a specific robot + return array_key_exists($key, $this->mobiles) AND $this->mobile === $this->mobiles[$key]; } // -------------------------------------------------------------------- @@ -337,9 +373,9 @@ class CI_User_agent { * @access public * @return bool */ - function is_referral() + public function is_referral() { - return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? FALSE : TRUE; + return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == ''); } // -------------------------------------------------------------------- @@ -350,7 +386,7 @@ class CI_User_agent { * @access public * @return string */ - function agent_string() + public function agent_string() { return $this->agent; } @@ -363,7 +399,7 @@ class CI_User_agent { * @access public * @return string */ - function platform() + public function platform() { return $this->platform; } @@ -376,7 +412,7 @@ class CI_User_agent { * @access public * @return string */ - function browser() + public function browser() { return $this->browser; } @@ -389,7 +425,7 @@ class CI_User_agent { * @access public * @return string */ - function version() + public function version() { return $this->version; } @@ -402,7 +438,7 @@ class CI_User_agent { * @access public * @return string */ - function robot() + public function robot() { return $this->robot; } @@ -414,7 +450,7 @@ class CI_User_agent { * @access public * @return string */ - function mobile() + public function mobile() { return $this->mobile; } @@ -427,7 +463,7 @@ class CI_User_agent { * @access public * @return bool */ - function referrer() + public function referrer() { return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? '' : trim($_SERVER['HTTP_REFERER']); } @@ -440,7 +476,7 @@ class CI_User_agent { * @access public * @return array */ - function languages() + public function languages() { if (count($this->languages) == 0) { @@ -458,7 +494,7 @@ class CI_User_agent { * @access public * @return array */ - function charsets() + public function charsets() { if (count($this->charsets) == 0) { @@ -476,9 +512,9 @@ class CI_User_agent { * @access public * @return bool */ - function accept_lang($lang = 'en') + public function accept_lang($lang = 'en') { - return (in_array(strtolower($lang), $this->languages(), TRUE)) ? TRUE : FALSE; + return (in_array(strtolower($lang), $this->languages(), TRUE)); } // -------------------------------------------------------------------- @@ -489,12 +525,11 @@ class CI_User_agent { * @access public * @return bool */ - function accept_charset($charset = 'utf-8') + public function accept_charset($charset = 'utf-8') { - return (in_array(strtolower($charset), $this->charsets(), TRUE)) ? TRUE : FALSE; + return (in_array(strtolower($charset), $this->charsets(), TRUE)); } - } |