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-rwxr-xr-xsystem/core/CodeIgniter.php2
-rwxr-xr-xsystem/core/Security.php2
-rw-r--r--system/database/DB_driver.php36
-rw-r--r--system/database/drivers/pdo/pdo_driver.php2
-rw-r--r--system/database/drivers/pdo/pdo_forge.php2
-rw-r--r--system/database/drivers/pdo/pdo_result.php2
-rw-r--r--system/database/drivers/pdo/pdo_utility.php2
-rw-r--r--system/helpers/form_helper.php2
-rw-r--r--system/helpers/url_helper.php36
-rw-r--r--system/language/english/migration_lang.php2
-rw-r--r--system/libraries/Cache/Cache.php2
-rw-r--r--system/libraries/Cache/drivers/Cache_apc.php2
-rw-r--r--system/libraries/Cache/drivers/Cache_dummy.php2
-rw-r--r--system/libraries/Cache/drivers/Cache_file.php2
-rw-r--r--system/libraries/Cache/drivers/Cache_memcached.php2
-rw-r--r--system/libraries/Cart.php2
-rw-r--r--system/libraries/Driver.php2
-rw-r--r--system/libraries/Image_lib.php2
-rw-r--r--system/libraries/Migration.php2
-rw-r--r--system/libraries/Upload.php107
20 files changed, 145 insertions, 68 deletions
diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index db1aee574..ec7294102 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -33,7 +33,7 @@
* @var string
*
*/
- define('CI_VERSION', '2.1.0');
+ define('CI_VERSION', '2.1.1');
/**
* CodeIgniter Branch (Core = TRUE, Reactor = FALSE)
diff --git a/system/core/Security.php b/system/core/Security.php
index a3e227437..6f5ac1ed8 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -848,7 +848,7 @@ class CI_Security {
// each page load since a page could contain embedded
// sub-pages causing this feature to fail
if (isset($_COOKIE[$this->_csrf_cookie_name]) &&
- $_COOKIE[$this->_csrf_cookie_name] != '')
+ preg_match('#^[0-9a-f]{32}$#iS', $_COOKIE[$this->_csrf_cookie_name]) === 1)
{
return $this->_csrf_hash = $_COOKIE[$this->_csrf_cookie_name];
}
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 3680b85c2..6161f149b 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -265,6 +265,12 @@ class CI_DB_driver {
$sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql);
}
+ // Compile binds if needed
+ if ($binds !== FALSE)
+ {
+ $sql = $this->compile_binds($sql, $binds);
+ }
+
// Is query caching enabled? If the query is a "read type"
// we will load the caching class and return the previously
// cached query if it exists
@@ -280,12 +286,6 @@ class CI_DB_driver {
}
}
- // Compile binds if needed
- if ($binds !== FALSE)
- {
- $sql = $this->compile_binds($sql, $binds);
- }
-
// Save the query for debugging
if ($this->save_queries == TRUE)
{
@@ -1015,8 +1015,14 @@ class CI_DB_driver {
else
{
$args = (func_num_args() > 1) ? array_splice(func_get_args(), 1) : null;
-
- return call_user_func_array($function, $args);
+ if (is_null($args))
+ {
+ return call_user_func($function);
+ }
+ else
+ {
+ return call_user_func_array($function, $args);
+ }
}
}
@@ -1381,7 +1387,21 @@ class CI_DB_driver {
return $item.$alias;
}
+
+ // --------------------------------------------------------------------
+ /**
+ * Dummy method that allows Active Record class to be disabled
+ *
+ * This function is used extensively by every db driver.
+ *
+ * @access private
+ * @return void
+ */
+ protected function _reset_select()
+ {
+
+ }
}
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 5de2079bb..4fc65aeb4 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -9,7 +9,7 @@
* @license http://codeigniter.com/user_guide/license.html
* @author EllisLab Dev Team
* @link http://codeigniter.com
- * @since Version 2.1.0
+ * @since Version 2.1.1
* @filesource
*/
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index 1462e8c21..1a076d4a2 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -9,7 +9,7 @@
* @license http://codeigniter.com/user_guide/license.html
* @author EllisLab Dev Team
* @link http://codeigniter.com
- * @since Version 2.1.0
+ * @since Version 2.1.1
* @filesource
*/
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 7f3058ff0..7c4a2f977 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -9,7 +9,7 @@
* @license http://codeigniter.com/user_guide/license.html
* @author EllisLab Dev Team
* @link http://codeigniter.com
- * @since Version 2.1.0
+ * @since Version 2.1.1
* @filesource
*/
diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php
index 29aefca80..fec276458 100644
--- a/system/database/drivers/pdo/pdo_utility.php
+++ b/system/database/drivers/pdo/pdo_utility.php
@@ -9,7 +9,7 @@
* @license http://codeigniter.com/user_guide/license.html
* @author EllisLab Dev Team
* @link http://codeigniter.com
- * @since Version 2.1.0
+ * @since Version 2.1.1
* @filesource
*/
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index d9305c00b..8733ae053 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -65,7 +65,7 @@ if ( ! function_exists('form_open'))
$form .= '>';
// Add CSRF field if enabled, but leave it out for GET requests and requests to external websites
- if ($CI->config->item('csrf_protection') === TRUE AND ! (strpos($action, $CI->config->site_url()) === FALSE OR strpos($form, 'method="get"')))
+ if ($CI->config->item('csrf_protection') === TRUE AND ! (strpos($action, $CI->config->base_url()) === FALSE OR strpos($form, 'method="get"')))
{
$hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash();
}
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index 9f4b85248..f1e8c6ac6 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -466,39 +466,35 @@ if ( ! function_exists('prep_url'))
* Create URL Title
*
* Takes a "title" string as input and creates a
- * human-friendly URL string with either a dash
- * or an underscore as the word separator.
+ * human-friendly URL string with a "separator" string
+ * as the word separator.
*
* @access public
* @param string the string
- * @param string the separator: dash, or underscore
+ * @param string the separator
* @return string
*/
if ( ! function_exists('url_title'))
{
- function url_title($str, $separator = 'dash', $lowercase = FALSE)
+ function url_title($str, $separator = '-', $lowercase = FALSE)
{
- if ($separator == 'dash')
+ if ($separator == 'dash')
{
- $search = '_';
- $replace = '-';
+ $separator = '-';
}
- else
+ else if ($separator == 'underscore')
{
- $search = '-';
- $replace = '_';
+ $separator = '_';
}
+
+ $q_separator = preg_quote($separator);
$trans = array(
- '&\#\d+?;' => '',
- '&\S+?;' => '',
- '\s+' => $replace,
- '[^a-z0-9\-\._]' => '',
- $replace.'+' => $replace,
- $replace.'$' => $replace,
- '^'.$replace => $replace,
- '\.+$' => ''
- );
+ '&.+?;' => '',
+ '[^a-z0-9 _-]' => '',
+ '\s+' => $separator,
+ '('.$q_separator.')+' => $separator
+ );
$str = strip_tags($str);
@@ -512,7 +508,7 @@ if ( ! function_exists('url_title'))
$str = strtolower($str);
}
- return trim(stripslashes($str));
+ return trim($str, $separator);
}
}
diff --git a/system/language/english/migration_lang.php b/system/language/english/migration_lang.php
index 4763ca243..f17530f00 100644
--- a/system/language/english/migration_lang.php
+++ b/system/language/english/migration_lang.php
@@ -5,7 +5,7 @@ $lang['migration_not_found'] = "This migration could not be found.";
$lang['migration_multiple_version'] = "This are multiple migrations with the same version number: %d.";
$lang['migration_class_doesnt_exist'] = "The migration class \"%s\" could not be found.";
$lang['migration_missing_up_method'] = "The migration class \"%s\" is missing an 'up' method.";
-$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing an 'up' method.";
+$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing an 'down' method.";
$lang['migration_invalid_filename'] = "Migration \"%s\" has an invalid filename.";
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 61e7aa761..261fc367b 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php
index 79d91b320..f750e6cb7 100644
--- a/system/libraries/Cache/drivers/Cache_apc.php
+++ b/system/libraries/Cache/drivers/Cache_apc.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_dummy.php b/system/libraries/Cache/drivers/Cache_dummy.php
index f96a68e27..b11b5b8fc 100644
--- a/system/libraries/Cache/drivers/Cache_dummy.php
+++ b/system/libraries/Cache/drivers/Cache_dummy.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index 13e2d1af6..c50043660 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index fc586e025..747842091 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 2.0
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index ab5a70c98..da47b5a19 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php
index 9881c1eec..f9959ff81 100644
--- a/system/libraries/Driver.php
+++ b/system/libraries/Driver.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author EllisLab Dev Team
- * @copyright Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 8902f524d..7f905128b 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -208,7 +208,7 @@ class CI_Image_lib {
}
else
{
- if (strpos($this->new_image, '/') === FALSE)
+ if (strpos($this->new_image, '/') === FALSE AND strpos($this->new_image, '\\') === FALSE)
{
$this->dest_folder = $this->source_folder;
$this->dest_image = $this->new_image;
diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
index 3943ec130..5a41377ea 100644
--- a/system/libraries/Migration.php
+++ b/system/libraries/Migration.php
@@ -6,7 +6,7 @@
*
* @package CodeIgniter
* @author EllisLab Dev Team
- * @copyright Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright Copyright (c) 2006 - 2012, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 05511b5d3..0e5d73b19 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -868,6 +868,10 @@ class CI_Upload {
{
return TRUE; // its an image, no "triggers" detected in the first 256 bytes, we're good
}
+ else
+ {
+ return FALSE;
+ }
}
if (($data = @file_get_contents($file)) === FALSE)
@@ -1018,47 +1022,104 @@ class CI_Upload {
*/
protected function _file_mime_type($file)
{
- // Use if the Fileinfo extension, if available (only versions above 5.3 support the FILEINFO_MIME_TYPE flag)
- if ( (float) substr(phpversion(), 0, 3) >= 5.3 && function_exists('finfo_file'))
+ // We'll need this to validate the MIME info string (e.g. text/plain; charset=us-ascii)
+ $regexp = '/^([a-z\-]+\/[a-z0-9\-\.\+]+)(;\s.+)?$/';
+
+ /* Fileinfo extension - most reliable method
+ *
+ * Unfortunately, prior to PHP 5.3 - it's only available as a PECL extension and the
+ * more convenient FILEINFO_MIME_TYPE flag doesn't exist.
+ */
+ if (function_exists('finfo_file'))
{
- $finfo = new finfo(FILEINFO_MIME_TYPE);
- if ($finfo !== FALSE) // This is possible, if there is no magic MIME database file found on the system
+ $finfo = finfo_open(FILEINFO_MIME);
+ if (is_resource($finfo)) // It is possible that a FALSE value is returned, if there is no magic MIME database file found on the system
{
- $file_type = $finfo->file($file['tmp_name']);
+ $mime = @finfo_file($finfo, $file['tmp_name']);
+ finfo_close($finfo);
/* According to the comments section of the PHP manual page,
* it is possible that this function returns an empty string
* for some files (e.g. if they don't exist in the magic MIME database)
*/
- if (strlen($file_type) > 1)
+ if (is_string($mime) && preg_match($regexp, $mime, $matches))
{
- $this->file_type = $file_type;
+ $this->file_type = $matches[1];
return;
}
}
}
- // Fall back to the deprecated mime_content_type(), if available
- if (function_exists('mime_content_type'))
- {
- $this->file_type = @mime_content_type($file['tmp_name']);
- return;
- }
-
- /* This is an ugly hack, but UNIX-type systems provide a native way to detect the file type,
- * which is still more secure than depending on the value of $_FILES[$field]['type'].
+ /* This is an ugly hack, but UNIX-type systems provide a "native" way to detect the file type,
+ * which is still more secure than depending on the value of $_FILES[$field]['type'], and as it
+ * was reported in issue #750 (https://github.com/EllisLab/CodeIgniter/issues/750) - it's better
+ * than mime_content_type() as well, hence the attempts to try calling the command line with
+ * three different functions.
*
* Notes:
- * - a 'W' in the substr() expression bellow, would mean that we're using Windows
- * - many system admins would disable the exec() function due to security concerns, hence the function_exists() check
+ * - the DIRECTORY_SEPARATOR comparison ensures that we're not on a Windows system
+ * - many system admins would disable the exec(), shell_exec(), popen() and similar functions
+ * due to security concerns, hence the function_exists() checks
*/
- if (DIRECTORY_SEPARATOR !== '\\' && function_exists('exec'))
+ if (DIRECTORY_SEPARATOR !== '\\')
{
- $output = array();
- @exec('file --brief --mime-type ' . escapeshellarg($file['tmp_path']), $output, $return_code);
- if ($return_code === 0 && strlen($output[0]) > 0) // A return status code != 0 would mean failed execution
+ $cmd = 'file --brief --mime ' . escapeshellarg($file['tmp_name']) . ' 2>&1';
+
+ if (function_exists('exec'))
+ {
+ /* This might look confusing, as $mime is being populated with all of the output when set in the second parameter.
+ * However, we only neeed the last line, which is the actual return value of exec(), and as such - it overwrites
+ * anything that could already be set for $mime previously. This effectively makes the second parameter a dummy
+ * value, which is only put to allow us to get the return status code.
+ */
+ $mime = @exec($cmd, $mime, $return_status);
+ if ($return_status === 0 && is_string($mime) && preg_match($regexp, $mime, $matches))
+ {
+ $this->file_type = $matches[1];
+ return;
+ }
+ }
+
+ if ( (bool) @ini_get('safe_mode') === FALSE && function_exists('shell_exec'))
+ {
+ $mime = @shell_exec($cmd);
+ if (strlen($mime) > 0)
+ {
+ $mime = explode("\n", trim($mime));
+ if (preg_match($regexp, $mime[(count($mime) - 1)], $matches))
+ {
+ $this->file_type = $matches[1];
+ return;
+ }
+ }
+ }
+
+ if (function_exists('popen'))
+ {
+ $proc = @popen($cmd, 'r');
+ if (is_resource($proc))
+ {
+ $mime = @fread($proc, 512);
+ @pclose($proc);
+ if ($mime !== FALSE)
+ {
+ $mime = explode("\n", trim($mime));
+ if (preg_match($regexp, $mime[(count($mime) - 1)], $matches))
+ {
+ $this->file_type = $matches[1];
+ return;
+ }
+ }
+ }
+ }
+ }
+
+ // Fall back to the deprecated mime_content_type(), if available (still better than $_FILES[$field]['type'])
+ if (function_exists('mime_content_type'))
+ {
+ $this->file_type = @mime_content_type($file['tmp_name']);
+ if (strlen($this->file_type) > 0) // It's possible that mime_content_type() returns FALSE or an empty string
{
- $this->file_type = rtrim($output[0]);
return;
}
}
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-12-22 11:41:28 +0100