diff options
25 files changed, 335 insertions, 154 deletions
diff --git a/application/config/autoload.php b/application/config/autoload.php index aeacbdb66..7cdc9013c 100644 --- a/application/config/autoload.php +++ b/application/config/autoload.php @@ -73,10 +73,11 @@ $autoload['libraries'] = array(); | | $autoload['drivers'] = array('cache'); | -| You can also supply an alternative library name to be assigned in +| You can also supply an alternative property name to be assigned in | the controller: | -| $autoload['drivers'] = array('cache' => 'cch'); +| $autoload['drivers'] = array('cache' => 'cch'); +| */ $autoload['drivers'] = array(); diff --git a/composer.json b/composer.json index 4a9e8748e..64d1be155 100644 --- a/composer.json +++ b/composer.json @@ -13,6 +13,9 @@ "require": { "php": ">=5.2.4" }, + "suggest": { + "paragonie/random_compat": "Provides better randomness in PHP 5.x" + }, "require-dev": { "mikey179/vfsStream": "1.1.*" } diff --git a/system/core/Loader.php b/system/core/Loader.php index 62781a7bf..c742ae71a 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -936,6 +936,14 @@ class CI_Loader { */ if (is_array($_ci_vars)) { + foreach (array_keys($_ci_vars) as $key) + { + if (strncmp($key, '_ci_', 4) === 0) + { + unset($_ci_vars[$key]); + } + } + $this->_ci_cached_vars = array_merge($this->_ci_cached_vars, $_ci_vars); } extract($this->_ci_cached_vars); diff --git a/system/core/Log.php b/system/core/Log.php index 7c81d358b..1abdaa00e 100644 --- a/system/core/Log.php +++ b/system/core/Log.php @@ -191,6 +191,8 @@ class CI_Log { return FALSE; } + flock($fp, LOCK_EX); + // Instantiating DateTime with microseconds appended to initial date is needed for proper support of this format if (strpos($this->_date_fmt, 'u') !== FALSE) { @@ -206,8 +208,6 @@ class CI_Log { $message .= $this->_format_line($level, $date, $msg); - flock($fp, LOCK_EX); - for ($written = 0, $length = strlen($message); $written < $length; $written += $result) { if (($result = fwrite($fp, substr($message, $written))) === FALSE) diff --git a/system/core/Security.php b/system/core/Security.php index bad511dd3..d5305d1ca 100644 --- a/system/core/Security.php +++ b/system/core/Security.php @@ -762,7 +762,14 @@ class CI_Security { */ public function strip_image_tags($str) { - return preg_replace(array('#<img[\s/]+.*?src\s*=\s*["\'](.+?)["\'].*?\>#', '#<img[\s/]+.*?src\s*=\s*(.+?).*?\>#'), '\\1', $str); + return preg_replace( + array( + '#<img[\s/]+.*?src\s*=\s*(["\'])([^\\1]+?)\\1.*?\>#i', + '#<img[\s/]+.*?src\s*=\s*?(([^\s"\'=<>`]+)).*?\>#i' + ), + '\\2', + $str + ); } // ---------------------------------------------------------------- diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index eb9620f16..c862d937d 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -531,38 +531,46 @@ abstract class CI_DB_query_builder extends CI_DB_driver { is_bool($escape) OR $escape = $this->_protect_identifiers; - // Split multiple conditions - if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_OFFSET_CAPTURE)) + if ( ! $this->_has_operator($cond)) { - $newcond = ''; - $m[0][] = array('', strlen($cond)); - - for ($i = 0, $c = count($m[0]), $s = 0; - $i < $c; - $s = $m[0][$i][1] + strlen($m[0][$i][0]), $i++) - { - $temp = substr($cond, $s, ($m[0][$i][1] - $s)); - $newcond .= preg_match("/(\(*)?([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $temp, $match) - ? $match[1].$this->protect_identifiers($match[2]).$match[3].$this->protect_identifiers($match[4]) - : $temp; - - $newcond .= $m[0][$i][0]; - } - - $cond = ' ON '.$newcond; - } - // Split apart the condition and protect the identifiers - elseif ($escape === TRUE && preg_match("/(\(*)?([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $cond, $match)) - { - $cond = ' ON '.$match[1].$this->protect_identifiers($match[2]).$match[3].$this->protect_identifiers($match[4]); + $cond = ' USING ('.($escape ? $this->escape_identifiers($cond) : $cond).')'; } - elseif ( ! $this->_has_operator($cond)) + elseif ($escape === FALSE) { - $cond = ' USING ('.($escape ? $this->escape_identifiers($cond) : $cond).')'; + $cond = ' ON '.$cond; } else { - $cond = ' ON '.$cond; + // Split multiple conditions + if (preg_match_all('/\sAND\s|\sOR\s/i', $cond, $joints, PREG_OFFSET_CAPTURE)) + { + $conditions = array(); + $joints = $joints[0]; + array_unshift($joints, array('', 0)); + + for ($i = count($joints) - 1, $pos = strlen($cond); $i >= 0; $i--) + { + $joints[$i][1] += strlen($joints[$i][0]); // offset + $conditions[$i] = substr($cond, $joints[$i][1], $pos - $joints[$i][1]); + $pos = $joints[$i][1] - strlen($joints[$i][0]); + $joints[$i] = $joints[$i][0]; + } + } + else + { + $conditions = array($cond); + $joints = array(''); + } + + $cond = ' ON '; + for ($i = 0, $c = count($conditions); $i < $c; $i++) + { + $operator = $this->_get_operator($conditions[$i]); + $cond .= $joints[$i]; + $cond .= preg_match("/(\(*)?([\[\]\w\.'-]+)".preg_quote($operator)."(.*)/i", $conditions[$i], $match) + ? $match[1].$this->protect_identifiers($match[2]).$operator.$this->protect_identifiers($match[3]) + : $conditions[$i]; + } } // Do we want to escape the table name? diff --git a/system/database/drivers/ibase/ibase_driver.php b/system/database/drivers/ibase/ibase_driver.php index cbc1022ff..c1055c1e6 100644 --- a/system/database/drivers/ibase/ibase_driver.php +++ b/system/database/drivers/ibase/ibase_driver.php @@ -126,7 +126,7 @@ class CI_DB_ibase_driver extends CI_DB { */ protected function _execute($sql) { - return ibase_query($this->conn_id, $sql); + return ibase_query(isset($this->_ibase_trans) ? $this->_ibase_trans : $this->conn_id, $sql); } // -------------------------------------------------------------------- diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php index dd18e7bc8..07ea8f474 100644 --- a/system/libraries/Cache/drivers/Cache_apc.php +++ b/system/libraries/Cache/drivers/Cache_apc.php @@ -49,6 +49,24 @@ defined('BASEPATH') OR exit('No direct script access allowed'); class CI_Cache_apc extends CI_Driver { /** + * Class constructor + * + * Only present so that an error message is logged + * if APC is not available. + * + * @return void + */ + public function __construct() + { + if ( ! $this->is_supported()) + { + log_message('error', 'Cache: Failed to initialize APC; extension not loaded/enabled?'); + } + } + + // ------------------------------------------------------------------------ + + /** * Get * * Look for a value in the cache. If it exists, return the data @@ -198,13 +216,6 @@ class CI_Cache_apc extends CI_Driver { */ public function is_supported() { - if ( ! extension_loaded('apc') OR ! ini_get('apc.enabled')) - { - log_message('debug', 'The APC PHP extension must be loaded to use APC Cache.'); - return FALSE; - } - - return TRUE; + return (extension_loaded('apc') && ini_get('apc.enabled')); } - } diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php index c44958b97..6dee1e8e4 100644 --- a/system/libraries/Cache/drivers/Cache_memcached.php +++ b/system/libraries/Cache/drivers/Cache_memcached.php @@ -60,7 +60,7 @@ class CI_Cache_memcached extends CI_Driver { * * @var array */ - protected $_memcache_conf = array( + protected $_config = array( 'default' => array( 'host' => '127.0.0.1', 'port' => 11211, @@ -81,19 +81,11 @@ class CI_Cache_memcached extends CI_Driver { { // Try to load memcached server info from the config file. $CI =& get_instance(); - $defaults = $this->_memcache_conf['default']; + $defaults = $this->_config['default']; if ($CI->config->load('memcached', TRUE, TRUE)) { - if (is_array($CI->config->config['memcached'])) - { - $this->_memcache_conf = array(); - - foreach ($CI->config->config['memcached'] as $name => $conf) - { - $this->_memcache_conf[$name] = $conf; - } - } + $this->_config = $CI->config->config['memcached']; } if (class_exists('Memcached', FALSE)) @@ -107,15 +99,16 @@ class CI_Cache_memcached extends CI_Driver { else { log_message('error', 'Cache: Failed to create Memcache(d) object; extension not loaded?'); + return; } - foreach ($this->_memcache_conf as $cache_server) + foreach ($this->_config as $cache_server) { isset($cache_server['hostname']) OR $cache_server['hostname'] = $defaults['host']; isset($cache_server['port']) OR $cache_server['port'] = $defaults['port']; isset($cache_server['weight']) OR $cache_server['weight'] = $defaults['weight']; - if (get_class($this->_memcached) === 'Memcache') + if ($this->_memcached instanceof Memcache) { // Third parameter is persistance and defaults to TRUE. $this->_memcached->addServer( @@ -125,7 +118,7 @@ class CI_Cache_memcached extends CI_Driver { $cache_server['weight'] ); } - else + elseif ($this->_memcached instanceof Memcached) { $this->_memcached->addServer( $cache_server['hostname'], @@ -169,11 +162,11 @@ class CI_Cache_memcached extends CI_Driver { $data = array($data, time(), $ttl); } - if (get_class($this->_memcached) === 'Memcached') + if ($this->_memcached instanceof Memcached) { return $this->_memcached->set($id, $data, $ttl); } - elseif (get_class($this->_memcached) === 'Memcache') + elseif ($this->_memcached instanceof Memcache) { return $this->_memcached->set($id, $data, 0, $ttl); } @@ -186,7 +179,7 @@ class CI_Cache_memcached extends CI_Driver { /** * Delete from Cache * - * @param mixed key to be deleted. + * @param mixed $id key to be deleted. * @return bool true on success, false on failure */ public function delete($id) @@ -251,7 +244,7 @@ class CI_Cache_memcached extends CI_Driver { /** * Get Cache Metadata * - * @param mixed key to get cache metadata on + * @param mixed $id key to get cache metadata on * @return mixed FALSE on failure, array on success. */ public function get_metadata($id) @@ -286,4 +279,25 @@ class CI_Cache_memcached extends CI_Driver { { return (extension_loaded('memcached') OR extension_loaded('memcache')); } + + // ------------------------------------------------------------------------ + + /** + * Class destructor + * + * Closes the connection to Memcache(d) if present. + * + * @return void + */ + public function __destruct() + { + if ($this->_memcached instanceof Memcache) + { + $this->_memcached->close(); + } + elseif ($this->_memcached instanceof Memcached) + { + $this->_memcached->quit(); + } + } } diff --git a/system/libraries/Cache/drivers/Cache_redis.php b/system/libraries/Cache/drivers/Cache_redis.php index 88f1815a7..6da86728c 100644 --- a/system/libraries/Cache/drivers/Cache_redis.php +++ b/system/libraries/Cache/drivers/Cache_redis.php @@ -91,15 +91,23 @@ class CI_Cache_redis extends CI_Driver */ public function __construct() { - $config = array(); + if ( ! $this->is_supported()) + { + log_message('error', 'Cache: Failed to create Redis object; extension not loaded?'); + return; + } + $CI =& get_instance(); if ($CI->config->load('redis', TRUE, TRUE)) { - $config = $CI->config->item('redis'); + $config = array_merge(self::$_default_config, $CI->config->item('redis')); + } + else + { + $config = self::$_default_config; } - $config = array_merge(self::$_default_config, $config); $this->_redis = new Redis(); try @@ -138,7 +146,7 @@ class CI_Cache_redis extends CI_Driver /** * Get cache * - * @param string Cache ID + * @param string $key Cache ID * @return mixed */ public function get($key) @@ -189,7 +197,7 @@ class CI_Cache_redis extends CI_Driver /** * Delete from cache * - * @param string Cache key + * @param string $key Cache key * @return bool */ public function delete($key) @@ -243,9 +251,9 @@ class CI_Cache_redis extends CI_Driver /** * Get cache driver info * - * @param string Not supported in Redis. - * Only included in order to offer a - * consistent cache API. + * @param string $type Not supported in Redis. + * Only included in order to offer a + * consistent cache API. * @return array * @see Redis::info() */ @@ -259,7 +267,7 @@ class CI_Cache_redis extends CI_Driver /** * Get cache metadata * - * @param string Cache key + * @param string $key Cache key * @return array */ public function get_metadata($key) diff --git a/system/libraries/Cache/drivers/Cache_wincache.php b/system/libraries/Cache/drivers/Cache_wincache.php index f66080514..d6a0d4fb6 100644 --- a/system/libraries/Cache/drivers/Cache_wincache.php +++ b/system/libraries/Cache/drivers/Cache_wincache.php @@ -52,6 +52,24 @@ defined('BASEPATH') OR exit('No direct script access allowed'); class CI_Cache_wincache extends CI_Driver { /** + * Class constructor + * + * Only present so that an error message is logged + * if APC is not available. + * + * @return void + */ + public function __construct() + { + if ( ! $this->is_supported()) + { + log_message('error', 'Cache: Failed to initialize Wincache; extension not loaded/enabled?'); + } + } + + // ------------------------------------------------------------------------ + + /** * Get * * Look for a value in the cache. If it exists, return the data, @@ -194,13 +212,6 @@ class CI_Cache_wincache extends CI_Driver { */ public function is_supported() { - if ( ! extension_loaded('wincache') OR ! ini_get('wincache.ucenabled')) - { - log_message('debug', 'The Wincache PHP extension must be loaded to use Wincache Cache.'); - return FALSE; - } - - return TRUE; + return (extension_loaded('wincache') && ini_get('wincache.ucenabled')); } - } diff --git a/system/libraries/Profiler.php b/system/libraries/Profiler.php index cc7641436..cf455d3da 100644 --- a/system/libraries/Profiler.php +++ b/system/libraries/Profiler.php @@ -314,12 +314,14 @@ class CI_Profiler { foreach ($_GET as $key => $val) { - is_int($key) OR $key = "'".$key."'"; + is_int($key) OR $key = "'".htmlspecialchars($key, ENT_QUOTES, config_item('charset'))."'"; + $val = (is_array($val) OR is_object($val)) + ? '<pre>'.htmlspecialchars(print_r($val, TRUE), ENT_QUOTES, config_item('charset')) + : htmlspecialchars($val, ENT_QUOTES, config_item('charset')); $output .= '<tr><td style="width:50%;color:#000;background-color:#ddd;padding:5px;">$_GET[' .$key.'] </td><td style="width:50%;padding:5px;color:#cd6e00;font-weight:normal;background-color:#ddd;">' - .((is_array($val) OR is_object($val)) ? '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>' : htmlspecialchars(stripslashes($val))) - ."</td></tr>\n"; + .$val."</td></tr>\n"; } $output .= "</table>\n"; @@ -352,36 +354,26 @@ class CI_Profiler { foreach ($_POST as $key => $val) { - is_int($key) OR $key = "'".$key."'"; + is_int($key) OR $key = "'".htmlspecialchars($key, ENT_QUOTES, config_item('charset'))."'"; + $val = (is_array($val) OR is_object($val)) + ? '<pre>'.htmlspecialchars(print_r($val, TRUE), ENT_QUOTES, config_item('charset')) + : htmlspecialchars($val, ENT_QUOTES, config_item('charset')); $output .= '<tr><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">$_POST[' - .$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">'; - - if (is_array($val) OR is_object($val)) - { - $output .= '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>'; - } - else - { - $output .= htmlspecialchars(stripslashes($val)); - } - - $output .= "</td></tr>\n"; + .$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">' + .$val."</td></tr>\n"; } foreach ($_FILES as $key => $val) { - is_int($key) OR $key = "'".$key."'"; + is_int($key) OR $key = "'".htmlspecialchars($key, ENT_QUOTES, config_item('charset'))."'"; + $val = (is_array($val) OR is_object($val)) + ? '<pre>'.htmlspecialchars(print_r($val, TRUE), ENT_QUOTES, config_item('charset')) + : htmlspecialchars($val, ENT_QUOTES, config_item('charset')); $output .= '<tr><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">$_FILES[' - .$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">'; - - if (is_array($val) OR is_object($val)) - { - $output .= '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>'; - } - - $output .= "</td></tr>\n"; + .$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">' + .$val."</td></tr>\n"; } $output .= "</table>\n"; @@ -465,7 +457,7 @@ class CI_Profiler { foreach (array('HTTP_ACCEPT', 'HTTP_USER_AGENT', 'HTTP_CONNECTION', 'SERVER_PORT', 'SERVER_NAME', 'REMOTE_ADDR', 'SERVER_SOFTWARE', 'HTTP_ACCEPT_LANGUAGE', 'SCRIPT_NAME', 'REQUEST_METHOD',' HTTP_HOST', 'REMOTE_HOST', 'CONTENT_TYPE', 'SERVER_PROTOCOL', 'QUERY_STRING', 'HTTP_ACCEPT_ENCODING', 'HTTP_X_FORWARDED_FOR', 'HTTP_DNT') as $header) { - $val = isset($_SERVER[$header]) ? $_SERVER[$header] : ''; + $val = isset($_SERVER[$header]) ? htmlspecialchars($_SERVER[$header], ENT_QUOTES, config_item('charset')) : ''; $output .= '<tr><td style="vertical-align:top;width:50%;padding:5px;color:#900;background-color:#ddd;">' .$header.' </td><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">'.$val."</td></tr>\n"; } diff --git a/system/libraries/Session/Session_driver.php b/system/libraries/Session/Session_driver.php index 98fc897e3..55ddb25e0 100644 --- a/system/libraries/Session/Session_driver.php +++ b/system/libraries/Session/Session_driver.php @@ -168,4 +168,24 @@ abstract class CI_Session_driver implements SessionHandlerInterface { return TRUE; } + // ------------------------------------------------------------------------ + + /** + * Fail + * + * Drivers other than the 'files' one don't (need to) use the + * session.save_path INI setting, but that leads to confusing + * error messages emitted by PHP when open() or write() fail, + * as the message contains session.save_path ... + * To work around the problem, the drivers will call this method + * so that the INI is set just in time for the error message to + * be properly generated. + * + * @return mixed + */ + protected function _fail() + { + ini_set('session.save_path', config_item('sess_save_path')); + return $this->_failure; + } } diff --git a/system/libraries/Session/drivers/Session_database_driver.php b/system/libraries/Session/drivers/Session_database_driver.php index 3ba9d3d36..317bd7d4d 100644 --- a/system/libraries/Session/drivers/Session_database_driver.php +++ b/system/libraries/Session/drivers/Session_database_driver.php @@ -127,7 +127,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan { if (empty($this->_db->conn_id) && ! $this->_db->db_connect()) { - return $this->_failure; + return $this->_fail(); } return $this->_success; @@ -163,7 +163,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan $this->_db->where('ip_address', $_SERVER['REMOTE_ADDR']); } - if (($result = $this->_db->get()->row()) === NULL) + if ( ! ($result = $this->_db->get()) OR ($result = $result->row()) === NULL) { // PHP7 will reuse the same SessionHandler object after // ID regeneration, so we need to explicitly set this to @@ -210,7 +210,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan { if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id)) { - return $this->_failure; + return $this->_fail(); } $this->_row_exists = FALSE; @@ -218,7 +218,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan } elseif ($this->_lock === FALSE) { - return $this->_failure; + return $this->_fail(); } if ($this->_row_exists === FALSE) @@ -237,7 +237,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan return $this->_success; } - return $this->_failure; + return $this->_fail(); } $this->_db->where('id', $session_id); @@ -260,7 +260,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan return $this->_success; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -275,7 +275,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan public function close() { return ($this->_lock && ! $this->_release_lock()) - ? $this->_failure + ? $this->_fail() : $this->_success; } @@ -304,7 +304,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan if ( ! $this->_db->delete($this->_config['save_path'])) { - return $this->_failure; + return $this->_fail(); } } @@ -314,7 +314,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan return $this->_success; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -334,7 +334,7 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan return ($this->_db->delete($this->_config['save_path'], 'timestamp < '.(time() - $maxlifetime))) ? $this->_success - : $this->_failure; + : $this->_fail(); } // ------------------------------------------------------------------------ @@ -414,5 +414,4 @@ class CI_Session_database_driver extends CI_Session_driver implements SessionHan return parent::_release_lock(); } - }
\ No newline at end of file diff --git a/system/libraries/Session/drivers/Session_memcached_driver.php b/system/libraries/Session/drivers/Session_memcached_driver.php index d017dfb2f..88eb4b3a6 100644 --- a/system/libraries/Session/drivers/Session_memcached_driver.php +++ b/system/libraries/Session/drivers/Session_memcached_driver.php @@ -117,7 +117,7 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa { $this->_memcached = NULL; log_message('error', 'Session: Invalid Memcached save path format: '.$this->_config['save_path']); - return $this->_failure; + return $this->_fail(); } foreach ($matches as $match) @@ -142,7 +142,7 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa if (empty($server_list)) { log_message('error', 'Session: Memcached server pool is empty.'); - return $this->_failure; + return $this->_fail(); } return $this->_success; @@ -170,7 +170,7 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa return $session_data; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -188,14 +188,14 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa { if ( ! isset($this->_memcached)) { - return $this->_failure; + return $this->_fail(); } // Was the ID regenerated? elseif ($session_id !== $this->_session_id) { if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id)) { - return $this->_failure; + return $this->_fail(); } $this->_fingerprint = md5(''); @@ -204,24 +204,33 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa if (isset($this->_lock_key)) { + $key = $this->_key_prefix.$session_id; + $this->_memcached->replace($this->_lock_key, time(), 300); if ($this->_fingerprint !== ($fingerprint = md5($session_data))) { - if ($this->_memcached->set($this->_key_prefix.$session_id, $session_data, $this->_config['expiration'])) + if ( + $this->_memcached->replace($key, $session_data, $this->_config['expiration']) + OR ($this->_memcached->getResultCode() === Memcached::RES_NOTFOUND && $this->_memcached->set($key, $session_data, $this->_config['expiration'])) + ) { $this->_fingerprint = $fingerprint; return $this->_success; } - return $this->_failure; + return $this->_fail(); } - return $this->_memcached->touch($this->_key_prefix.$session_id, $this->_config['expiration']) - ? $this->_success - : $this->_failure; + if ( + $this->_memcached->touch($key, $this->_config['expiration']) + OR ($this->_memcached->getResultCode() === Memcached::RES_NOTFOUND && $this->_memcached->set($key, $session_data, $this->_config['expiration'])) + ) + { + return $this->_success; + } } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -237,17 +246,17 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa { if (isset($this->_memcached)) { - isset($this->_lock_key) && $this->_memcached->delete($this->_lock_key); + $this->_release_lock(); if ( ! $this->_memcached->quit()) { - return $this->_failure; + return $this->_fail(); } $this->_memcached = NULL; return $this->_success; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -269,7 +278,7 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa return $this->_success; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -305,9 +314,12 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa // correct session ID. if ($this->_lock_key === $this->_key_prefix.$session_id.':lock') { - return ($this->_memcached->replace($this->_lock_key, time(), 300)) - ? $this->_success - : $this->_failure; + if ( ! $this->_memcached->replace($this->_lock_key, time(), 300)) + { + return ($this->_memcached->getResultCode() === Memcached::RES_NOTFOUND) + ? $this->_memcached->set($this->_lock_key, time(), 300) + : FALSE; + } } // 30 attempts to obtain a lock, in case another request already has it @@ -324,7 +336,7 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa if ( ! $this->_memcached->set($lock_key, time(), 300)) { log_message('error', 'Session: Error while trying to obtain lock for '.$this->_key_prefix.$session_id); - return $this->_failure; + return FALSE; } $this->_lock_key = $lock_key; @@ -335,11 +347,11 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa if ($attempt === 30) { log_message('error', 'Session: Unable to obtain lock for '.$this->_key_prefix.$session_id.' after 30 attempts, aborting.'); - return $this->_failure; + return FALSE; } $this->_lock = TRUE; - return $this->_success; + return TRUE; } // ------------------------------------------------------------------------ @@ -367,5 +379,4 @@ class CI_Session_memcached_driver extends CI_Session_driver implements SessionHa return TRUE; } - -} +}
\ No newline at end of file diff --git a/system/libraries/Session/drivers/Session_redis_driver.php b/system/libraries/Session/drivers/Session_redis_driver.php index c0c20a7ca..ad14cbfdc 100644 --- a/system/libraries/Session/drivers/Session_redis_driver.php +++ b/system/libraries/Session/drivers/Session_redis_driver.php @@ -143,7 +143,7 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle { if (empty($this->_config['save_path'])) { - return $this->_failure; + return $this->_fail(); } $redis = new Redis(); @@ -176,7 +176,7 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle log_message('error', 'Session: Unable to connect to Redis with the configured settings.'); } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -206,7 +206,7 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle return $session_data; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -224,14 +224,14 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle { if ( ! isset($this->_redis)) { - return $this->_failure; + return $this->_fail(); } // Was the ID regenerated? elseif ($session_id !== $this->_session_id) { if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id)) { - return $this->_failure; + return $this->_fail(); } $this->_key_exists = FALSE; @@ -250,15 +250,15 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle return $this->_success; } - return $this->_failure; + return $this->_fail(); } return ($this->_redis->setTimeout($this->_key_prefix.$session_id, $this->_config['expiration'])) ? $this->_success - : $this->_failure; + : $this->_fail(); } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ @@ -280,7 +280,7 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle $this->_release_lock(); if ($this->_redis->close() === $this->_failure) { - return $this->_failure; + return $this->_fail(); } } } @@ -319,7 +319,7 @@ class CI_Session_redis_driver extends CI_Session_driver implements SessionHandle return $this->_success; } - return $this->_failure; + return $this->_fail(); } // ------------------------------------------------------------------------ diff --git a/tests/codeigniter/core/Log_test.php b/tests/codeigniter/core/Log_test.php index d44cbac0f..2dd9d90d2 100644 --- a/tests/codeigniter/core/Log_test.php +++ b/tests/codeigniter/core/Log_test.php @@ -1,9 +1,13 @@ <?php - class Log_test extends CI_TestCase { public function test_configuration() { + if ( ! is_php('5.3')) + { + return $this->markTestSkipped("PHP 5.2 doesn't have ReflectionProperty::setAccessible() and can't run this test"); + } + $path = new ReflectionProperty('CI_Log', '_log_path'); $path->setAccessible(TRUE); $threshold = new ReflectionProperty('CI_Log', '_threshold'); @@ -50,6 +54,11 @@ class Log_test extends CI_TestCase { public function test_format_line() { + if ( ! is_php('5.3')) + { + return $this->markTestSkipped("PHP 5.2 doesn't have ReflectionProperty::setAccessible() and can't run this test"); + } + $this->ci_set_config('log_path', ''); $this->ci_set_config('log_threshold', 0); $instance = new CI_Log(); diff --git a/tests/codeigniter/core/Security_test.php b/tests/codeigniter/core/Security_test.php index 2ef822863..8328c37cb 100644 --- a/tests/codeigniter/core/Security_test.php +++ b/tests/codeigniter/core/Security_test.php @@ -299,7 +299,8 @@ class Security_test extends CI_TestCase { '<img src="mdn-logo-sm.png" alt="MD Logo" srcset="mdn-logo-HD.png 2x, mdn-logo-small.png 15w, mdn-banner-HD.png 100w 2x" />', '<img sqrc="/img/sunset.gif" height="100%" width="100%">', '<img srqc="/img/sunset.gif" height="100%" width="100%">', - '<img srcq="/img/sunset.gif" height="100%" width="100%">' + '<img srcq="/img/sunset.gif" height="100%" width="100%">', + '<img src=non-quoted.attribute foo="bar">' ); $urls = array( @@ -310,7 +311,8 @@ class Security_test extends CI_TestCase { 'mdn-logo-sm.png', '<img sqrc="/img/sunset.gif" height="100%" width="100%">', '<img srqc="/img/sunset.gif" height="100%" width="100%">', - '<img srcq="/img/sunset.gif" height="100%" width="100%">' + '<img srcq="/img/sunset.gif" height="100%" width="100%">', + 'non-quoted.attribute' ); for ($i = 0; $i < count($imgtags); $i++) diff --git a/tests/codeigniter/database/query_builder/join_test.php b/tests/codeigniter/database/query_builder/join_test.php index 58cb21492..54b2a4e18 100644 --- a/tests/codeigniter/database/query_builder/join_test.php +++ b/tests/codeigniter/database/query_builder/join_test.php @@ -37,6 +37,29 @@ class Join_test extends CI_TestCase { // ------------------------------------------------------------------------ + public function test_join_escape_is_null() + { + $expected = 'SELECT '.$this->db->escape_identifiers('field') + ."\nFROM ".$this->db->escape_identifiers('table1') + ."\nJOIN ".$this->db->escape_identifiers('table2').' ON '.$this->db->escape_identifiers('field').' IS NULL'; + + $this->assertEquals( + $expected, + $this->db->select('field')->from('table1')->join('table2', 'field IS NULL')->get_compiled_select() + ); + + $expected = 'SELECT '.$this->db->escape_identifiers('field') + ."\nFROM ".$this->db->escape_identifiers('table1') + ."\nJOIN ".$this->db->escape_identifiers('table2').' ON '.$this->db->escape_identifiers('field').' IS NOT NULL'; + + $this->assertEquals( + $expected, + $this->db->select('field')->from('table1')->join('table2', 'field IS NOT NULL')->get_compiled_select() + ); + } + + // ------------------------------------------------------------------------ + public function test_join_escape_multiple_conditions() { // We just need a valid query produced, not one that makes sense @@ -65,11 +88,11 @@ class Join_test extends CI_TestCase { $expected = 'SELECT '.implode(', ', $fields) ."\nFROM ".$this->db->escape_identifiers('table1') ."\nRIGHT JOIN ".$this->db->escape_identifiers('table2').' ON '.implode(' = ', $fields) - .' AND ('.$fields[0]." = 'foo' OR ".$fields[1].' = 0)'; + .' AND ('.$fields[0]." = 'foo' OR ".$fields[1].' IS NULL)'; $result = $this->db->select('table1.field1, table2.field2') ->from('table1') - ->join('table2', "table1.field1 = table2.field2 AND (table1.field1 = 'foo' OR table2.field2 = 0)", 'RIGHT') + ->join('table2', "table1.field1 = table2.field2 AND (table1.field1 = 'foo' OR table2.field2 IS NULL)", 'RIGHT') ->get_compiled_select(); $this->assertEquals($expected, $result); diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index 8e1789fb9..938df9a8b 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -26,11 +26,26 @@ Release Date: Not Released - Updated :doc:`HTML Helper <helpers/html_helper>` function :php:func:`meta()` with support for "charset" and "property" properties. - Changed :doc:`HTML Helper <helpers/html_helper>` function :php:func:`doctype()` default document type to HTML 5. -Version 3.0.5 +Version 3.0.6 ============= Release Date: Not Released + +Version 3.0.5 +============= + +Release Date: March 11, 2016 + +- Core + + - Changed :doc:`Loader Library <libraries/loader>` to allow ``$autoload['drivers']`` assigning with custom property names. + - Changed :doc:`Loader Library <libraries/loader>` to ignore variables prefixed with '_ci_' when loading views. + +- General Changes + + - Updated the :doc:`Session Library <libraries/sessions>` to produce friendlier error messages on failures with drivers other than 'files'. + - :doc:`Query Builder <database/query_builder>` - Added a ``$batch_size`` parameter to the ``insert_batch()`` method (defaults to 100). @@ -47,11 +62,21 @@ Bug fixes for 3.0.5 - Fixed a regression in :doc:`Form Helper <helpers/form_helper>` functions :php:func:`set_checkbox()`, :php:func:`set_radio()` where "checked" inputs aren't recognized after a form submit. - Fixed a bug (#4407) - :doc:`Text Helper <helpers/text_helper>` function :php:func:`word_censor()` doesn't work under PHP 7 if there's no custom replacement provided. - Fixed a bug (#4415) - :doc:`Form Validation Library <libraries/form_validation>` rule **valid_url** didn't accept URLs with IPv6 addresses enclosed in square brackets under PHP 5 (upstream bug). -- Fixed a bug (#4427) - :doc:`CAPTCHA Helper <helpers/capcha_helper>` triggers an error if the provided character pool is too small. +- Fixed a bug (#4427) - :doc:`CAPTCHA Helper <helpers/captcha_helper>` triggers an error if the provided character pool is too small. - Fixed a bug (#4430) - :doc:`File Uploading Library <libraries/file_uploading>` option **file_ext_tolower** didn't work. - Fixed a bug (#4431) - :doc:`Query Builder <database/query_builder>` method ``join()`` discarded opening parentheses. - Fixed a bug (#4424) - :doc:`Session Library <libraries/sessions>` triggered a PHP warning when writing a newly created session with the 'redis' driver. - Fixed a bug (#4437) - :doc:`Inflector Helper <helpers/inflector_helper>` function :php:func:`humanize()` didn't escape its ``$separator`` parameter while using it in a regular expression. +- Fixed a bug where :doc:`Session Library <libraries/sessions>` didn't properly handle its locks' statuses with the 'memcached' driver. +- Fixed a bug where :doc:`Session Library <libraries/sessions>` triggered a PHP warning when writing a newly created session with the 'memcached' driver. +- Fixed a bug (#4449) - :doc:`Query Builder <database/query_builder>` method ``join()`` breaks conditions containing ``IS NULL``, ``IS NOT NULL``. +- Fixed a bug (#4491) - :doc:`Session Library <libraries/sessions>` didn't clean-up internal variables for emulated locks with the 'redis' driver. +- Fixed a bug where :doc:`Session Library <libraries/sessions>` didn't clean-up internal variables for emulated locks with the 'memcached' driver. +- Fixed a bug where :doc:`Database <database/index>` transactions didn't work with the 'ibase' driver. +- Fixed a bug (#4475) - :doc:`Security Library <libraries/security>` method ``strip_image_tags()`` preserves only the first URL character from non-quoted *src* attributes. +- Fixed a bug where :doc:`Profiler Library <general/profiling>` didn't apply ``htmlspecialchars()`` to all displayed inputs. +- Fixed a bug (#4277) - :doc:`Cache Library <libraries/caching>` triggered fatal errors if accessing the Memcache(d) and/or Redis driver and they are not available on the system. +- Fixed a bug where :doc:`Cache Library <libraries/caching>` method ``is_supported()`` logged an error message on when it returns ``FALSE`` for the APC and Wincache drivers. Version 3.0.4 ============= diff --git a/user_guide_src/source/database/db_driver_reference.rst b/user_guide_src/source/database/db_driver_reference.rst index 75d1538bd..db0c67118 100644 --- a/user_guide_src/source/database/db_driver_reference.rst +++ b/user_guide_src/source/database/db_driver_reference.rst @@ -226,6 +226,13 @@ This article is intended to be a reference for them. and ``_`` wildcard characters, so that they don't cause false-positives in LIKE conditions. + .. important:: The ``escape_like_str()`` method uses '!' (exclamation mark) + to escape special characters for *LIKE* conditions. Because this + method escapes partial strings that you would wrap in quotes + yourself, it cannot automatically add the ``ESCAPE '!'`` + condition for you, and so you'll have to manually do that. + + .. php:method:: primary($table) :param string $table: Table name diff --git a/user_guide_src/source/database/queries.rst b/user_guide_src/source/database/queries.rst index 43a0a30bf..d4ffd16cf 100644 --- a/user_guide_src/source/database/queries.rst +++ b/user_guide_src/source/database/queries.rst @@ -123,7 +123,13 @@ this: $search = '20% raise'; $sql = "SELECT id FROM table WHERE column LIKE '%" . - $this->db->escape_like_str($search)."%'"; + $this->db->escape_like_str($search)."%' ESCAPE '!'"; + +.. important:: The ``escape_like_str()`` method uses '!' (exclamation mark) + to escape special characters for *LIKE* conditions. Because this + method escapes partial strings that you would wrap in quotes + yourself, it cannot automatically add the ``ESCAPE '!'`` + condition for you, and so you'll have to manually do that. ************** diff --git a/user_guide_src/source/installation/downloads.rst b/user_guide_src/source/installation/downloads.rst index c7211c1de..8c2a56c5b 100644 --- a/user_guide_src/source/installation/downloads.rst +++ b/user_guide_src/source/installation/downloads.rst @@ -3,7 +3,8 @@ Downloading CodeIgniter ####################### - `CodeIgniter v3.1.0-dev (Current version) <https://codeload.github.com/bcit-ci/CodeIgniter/zip/develop>`_ -- `CodeIgniter v3.0.5-dev <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0-stable>`_ +- `CodeIgniter v3.0.6-dev <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0-stable>`_ +- `CodeIgniter v3.0.5 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0.5>`_ - `CodeIgniter v3.0.4 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0.4>`_ - `CodeIgniter v3.0.3 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0.3>`_ - `CodeIgniter v3.0.2 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0.2>`_ diff --git a/user_guide_src/source/installation/upgrade_306.rst b/user_guide_src/source/installation/upgrade_306.rst new file mode 100644 index 000000000..e9c4bdd79 --- /dev/null +++ b/user_guide_src/source/installation/upgrade_306.rst @@ -0,0 +1,14 @@ +############################# +Upgrading from 3.0.5 to 3.0.6 +############################# + +Before performing an update you should take your site offline by +replacing the index.php file with a static one. + +Step 1: Update your CodeIgniter files +===================================== + +Replace all files and directories in your *system/* directory. + +.. note:: If you have any custom developed files in these directories, + please make copies of them first. diff --git a/user_guide_src/source/installation/upgrading.rst b/user_guide_src/source/installation/upgrading.rst index 2aaaa2350..12a30d181 100644 --- a/user_guide_src/source/installation/upgrading.rst +++ b/user_guide_src/source/installation/upgrading.rst @@ -9,6 +9,7 @@ upgrading from. :titlesonly: Upgrading from 3.0.x to 3.1.x <upgrade_310> + Upgrading from 3.0.5 to 3.0.6 <upgrade_306> Upgrading from 3.0.4 to 3.0.5 <upgrade_305> Upgrading from 3.0.3 to 3.0.4 <upgrade_304> Upgrading from 3.0.2 to 3.0.3 <upgrade_303> |