From 8ff2da1c7457cfd04a28776705cea64cbb96716a Mon Sep 17 00:00:00 2001 From: Michiel Vugteveen Date: Wed, 23 Nov 2011 10:09:57 +0100 Subject: tmp_path does not exists, should be tmp_name --- system/libraries/Upload.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index 05511b5d3..fe5907ab2 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1055,7 +1055,7 @@ class CI_Upload { if (DIRECTORY_SEPARATOR !== '\\' && function_exists('exec')) { $output = array(); - @exec('file --brief --mime-type ' . escapeshellarg($file['tmp_path']), $output, $return_code); + @exec('file --brief --mime-type ' . escapeshellarg($file['tmp_name']), $output, $return_code); if ($return_code === 0 && strlen($output[0]) > 0) // A return status code != 0 would mean failed execution { $this->file_type = rtrim($output[0]); -- cgit v1.2.3-24-g4f1b From 511f225d855919b78df42ff802a513d84afa0693 Mon Sep 17 00:00:00 2001 From: Túbal Martín Date: Thu, 24 Nov 2011 14:43:45 +0100 Subject: Added dummy _reset_select() method to CI_DB_Driver class to allow Active Record class to be disabled. Otherwise a fatal error is triggered. --- system/database/DB_driver.php | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 3680b85c2..8f530b482 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1381,7 +1381,21 @@ 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() + { + + } } -- cgit v1.2.3-24-g4f1b From 9a05d2b0d838bb000a89ab9ea78a307b557768e7 Mon Sep 17 00:00:00 2001 From: John Nicely Date: Thu, 24 Nov 2011 10:50:39 -0800 Subject: Changed form_open() to compare $action against base_url() Checking for strpos($action, $CI->config->site_url()) === FALSE causes CSRF token to not be added in form_open() output. When site_url()'s first parameter ($uri) is empty, site_url's return value is the base URL plus the $CI->config->item('index_page') value. form_open() and CodeIgniter's URI routing do not require index.php to be in the URL, so any call to form_open() in which the $action parameter does not have index.php will always return false for the strpos() call. --- system/helpers/form_helper.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') 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(); } -- cgit v1.2.3-24-g4f1b From d92bd57f007e9561a37be8a8ccaf93a4f8948343 Mon Sep 17 00:00:00 2001 From: Repox Date: Thu, 1 Dec 2011 10:08:52 +0100 Subject: This fixes issue #725 --- system/database/DB_driver.php | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 3680b85c2..3952d7276 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -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); + } } } -- cgit v1.2.3-24-g4f1b From 59654319d20a7ec406e7d6f15cf6804e94897d14 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 2 Dec 2011 14:28:54 +0200 Subject: Hotfix for a file type detection bug in the Upload library --- system/libraries/Upload.php | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index fe5907ab2..ff3461586 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1042,14 +1042,17 @@ class CI_Upload { if (function_exists('mime_content_type')) { $this->file_type = @mime_content_type($file['tmp_name']); - return; + if (strlen($this->file_type) > 0) // Turned out it's possible ... + { + 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']. * * Notes: - * - a 'W' in the substr() expression bellow, would mean that we're using Windows + * - the DIRECTORY_SEPARATOR comparison ensures that we're not on a Windows system * - many system admins would disable the exec() function due to security concerns, hence the function_exists() check */ if (DIRECTORY_SEPARATOR !== '\\' && function_exists('exec')) -- cgit v1.2.3-24-g4f1b From f796655d37163e7fd046395ddfe765baf752ec77 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 2 Dec 2011 15:00:36 +0200 Subject: Update a comment, just to be clearer --- system/libraries/Upload.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index ff3461586..506d15897 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1042,7 +1042,7 @@ class CI_Upload { if (function_exists('mime_content_type')) { $this->file_type = @mime_content_type($file['tmp_name']); - if (strlen($this->file_type) > 0) // Turned out it's possible ... + if (strlen($this->file_type) > 0) // Turns out it's possible that mime_content_type() returns FALSE or an empty string { return; } -- cgit v1.2.3-24-g4f1b From a49e381fde010a7a83845910c0f772fb139f0b1e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 9 Dec 2011 13:05:22 +0200 Subject: Improve CI_Upload::_file_mime_type() --- system/libraries/Upload.php | 102 +++++++++++++++++++++++++++++++++----------- 1 file changed, 78 insertions(+), 24 deletions(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index 506d15897..564d6000e 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1018,50 +1018,104 @@ 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 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: + * - 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 !== '\\') { - $this->file_type = @mime_content_type($file['tmp_name']); - if (strlen($this->file_type) > 0) // Turns out it's possible that mime_content_type() returns FALSE or an empty string + $cmd = 'file --brief --mime ' . escapeshellarg($file['tmp_name']) . ' 2>&1'; + + if (function_exists('exec')) { - return; + /* 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)) + { + $mime = @fread($test, 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; + } + } + } } } - /* 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']. - * - * Notes: - * - the DIRECTORY_SEPARATOR comparison ensures that we're not on a Windows system - * - many system admins would disable the exec() function due to security concerns, hence the function_exists() check - */ - if (DIRECTORY_SEPARATOR !== '\\' && function_exists('exec')) + // Fall back to the deprecated mime_content_type(), if available (still better than $_FILES[$field]['type']) + if (function_exists('mime_content_type')) { - $output = array(); - @exec('file --brief --mime-type ' . escapeshellarg($file['tmp_name']), $output, $return_code); - if ($return_code === 0 && strlen($output[0]) > 0) // A return status code != 0 would mean failed execution + $this->file_type = @mime_content_type($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; } } -- cgit v1.2.3-24-g4f1b From 750ffb9f6d545772c7139b5ee0c1402241c6ceb2 Mon Sep 17 00:00:00 2001 From: Andrew Mackrodt Date: Sat, 10 Dec 2011 23:42:07 +0000 Subject: Fix for Issue #538. --- system/libraries/Image_lib.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') 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 = $this->new_image; -- cgit v1.2.3-24-g4f1b From 3b6ff4ddc5ca433ba7b68a51a617c00b93511889 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 11 Dec 2011 14:57:36 +0200 Subject: Fix regular expression for validating MIME type string --- system/libraries/Upload.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index 564d6000e..c72fa3c6d 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1019,7 +1019,7 @@ class CI_Upload { protected function _file_mime_type($file) { // We'll need this to validate the MIME info string (e.g. text/plain; charset=us-ascii) - $regexp = '/^([a-z\-]+\/[a-z0-9\-]+);\s.+$/'; + $regexp = '/^([a-z\-]+\/[a-z0-9\-\.\+]+);\s.+$/'; /* Fileinfo extension - most reliable method * -- cgit v1.2.3-24-g4f1b From f7aed129051475b4baeeb549a764464560c9dd34 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 13 Dec 2011 11:01:06 +0200 Subject: Tweak MIME regular expression check again --- system/libraries/Upload.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index c72fa3c6d..91fbf66ca 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -1019,7 +1019,7 @@ class CI_Upload { protected function _file_mime_type($file) { // We'll need this to validate the MIME info string (e.g. text/plain; charset=us-ascii) - $regexp = '/^([a-z\-]+\/[a-z0-9\-\.\+]+);\s.+$/'; + $regexp = '/^([a-z\-]+\/[a-z0-9\-\.\+]+)(;\s.+)?$/'; /* Fileinfo extension - most reliable method * -- cgit v1.2.3-24-g4f1b From 002b4be248e448227a718e6f7d9ee39ccc575745 Mon Sep 17 00:00:00 2001 From: Phil Sturgeon Date: Wed, 29 Feb 2012 12:12:49 +0000 Subject: Improved plural() and singular(). Avoids double-pluralization using "uncountable words" and better logic. --- system/helpers/inflector_helper.php | 152 +++++++++++++++++++++++------------- 1 file changed, 96 insertions(+), 56 deletions(-) (limited to 'system') diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php index 2069a1927..02c425b8a 100644 --- a/system/helpers/inflector_helper.php +++ b/system/helpers/inflector_helper.php @@ -34,7 +34,7 @@ * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/directory_helper.html + * @link http://codeigniter.com/user_guide/helpers/inflector_helper.html */ @@ -45,7 +45,6 @@ * * Takes a plural word and makes it singular * - * @access public * @param string * @return str */ @@ -55,37 +54,51 @@ if ( ! function_exists('singular')) { $result = strval($str); + if ( ! is_countable($result)) + { + return $result; + } + $singular_rules = array( - '/(matr)ices$/' => '\1ix', - '/(vert|ind)ices$/' => '\1ex', - '/^(ox)en/' => '\1', - '/(alias)es$/' => '\1', - '/([octop|vir])i$/' => '\1us', - '/(cris|ax|test)es$/' => '\1is', - '/(shoe)s$/' => '\1', - '/(o)es$/' => '\1', - '/(bus|campus)es$/' => '\1', - '/([m|l])ice$/' => '\1ouse', - '/(x|ch|ss|sh)es$/' => '\1', - '/(m)ovies$/' => '\1\2ovie', - '/(s)eries$/' => '\1\2eries', - '/([^aeiouy]|qu)ies$/' => '\1y', - '/([lr])ves$/' => '\1f', - '/(tive)s$/' => '\1', - '/(hive)s$/' => '\1', - '/([^f])ves$/' => '\1fe', - '/(^analy)ses$/' => '\1sis', + '/(matr)ices$/' => '\1ix', + '/(vert|ind)ices$/' => '\1ex', + '/^(ox)en/' => '\1', + '/(alias)es$/' => '\1', + '/([octop|vir])i$/' => '\1us', + '/(cris|ax|test)es$/' => '\1is', + '/(shoe)s$/' => '\1', + '/(o)es$/' => '\1', + '/(bus|campus)es$/' => '\1', + '/([m|l])ice$/' => '\1ouse', + '/(x|ch|ss|sh)es$/' => '\1', + '/(m)ovies$/' => '\1\2ovie', + '/(s)eries$/' => '\1\2eries', + '/([^aeiouy]|qu)ies$/' => '\1y', + '/([lr])ves$/' => '\1f', + '/(tive)s$/' => '\1', + '/(hive)s$/' => '\1', + '/([^f])ves$/' => '\1fe', + '/(^analy)ses$/' => '\1sis', '/((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$/' => '\1\2sis', - '/([ti])a$/' => '\1um', - '/(p)eople$/' => '\1\2erson', - '/(m)en$/' => '\1an', - '/(s)tatuses$/' => '\1\2tatus', - '/(c)hildren$/' => '\1\2hild', - '/(n)ews$/' => '\1\2ews', - '/([^u])s$/' => '\1', + '/([ti])a$/' => '\1um', + '/(p)eople$/' => '\1\2erson', + '/(m)en$/' => '\1an', + '/(s)tatuses$/' => '\1\2tatus', + '/(c)hildren$/' => '\1\2hild', + '/(n)ews$/' => '\1\2ews', + '/([^us])s$/' => '\1', ); - return preg_replace(array_keys($singular_rules), $singular_rules, $result); + foreach ($singular_rules as $rule => $replacement) + { + if (preg_match($rule, $result)) + { + $result = preg_replace($rule, $replacement, $result); + break; + } + } + + return $result; } } @@ -96,7 +109,6 @@ if ( ! function_exists('singular')) * * Takes a singular word and makes it plural * - * @access public * @param string * @param bool * @return str @@ -104,32 +116,46 @@ if ( ! function_exists('singular')) if ( ! function_exists('plural')) { function plural($str, $force = FALSE) - { + { $result = strval($str); + if ( ! is_countable($result)) + { + return $result; + } + $plural_rules = array( - '/^(ox)$/' => '\1\2en', // ox - '/([m|l])ouse$/' => '\1ice', // mouse, louse - '/(matr|vert|ind)ix|ex$/' => '\1ices', // matrix, vertex, index - '/(x|ch|ss|sh)$/' => '\1es', // search, switch, fix, box, process, address - '/([^aeiouy]|qu)y$/' => '\1ies', // query, ability, agency - '/(hive)$/' => '\1s', // archive, hive - '/(?:([^f])fe|([lr])f)$/' => '\1\2ves', // half, safe, wife - '/sis$/' => 'ses', // basis, diagnosis - '/([ti])um$/' => '\1a', // datum, medium - '/(p)erson$/' => '\1eople', // person, salesperson - '/(m)an$/' => '\1en', // man, woman, spokesman - '/(c)hild$/' => '\1hildren', // child - '/(buffal|tomat)o$/' => '\1\2oes', // buffalo, tomato - '/(bu|campu)s$/' => '\1\2ses', // bus, campus - '/(alias|status|virus)/' => '\1es', // alias - '/(octop)us$/' => '\1i', // octopus - '/(ax|cris|test)is$/' => '\1es', // axis, crisis - '/s$/' => 's', // no change (compatibility) - '/$/' => 's', + '/^(ox)$/' => '\1\2en', // ox + '/([m|l])ouse$/' => '\1ice', // mouse, louse + '/(matr|vert|ind)ix|ex$/' => '\1ices', // matrix, vertex, index + '/(x|ch|ss|sh)$/' => '\1es', // search, switch, fix, box, process, address + '/([^aeiouy]|qu)y$/' => '\1ies', // query, ability, agency + '/(hive)$/' => '\1s', // archive, hive + '/(?:([^f])fe|([lr])f)$/' => '\1\2ves', // half, safe, wife + '/sis$/' => 'ses', // basis, diagnosis + '/([ti])um$/' => '\1a', // datum, medium + '/(p)erson$/' => '\1eople', // person, salesperson + '/(m)an$/' => '\1en', // man, woman, spokesman + '/(c)hild$/' => '\1hildren', // child + '/(buffal|tomat)o$/' => '\1\2oes', // buffalo, tomato + '/(bu|campu)s$/' => '\1\2ses', // bus, campus + '/(alias|status|virus)$/' => '\1es', // alias + '/(octop)us$/' => '\1i', // octopus + '/(ax|cris|test)is$/' => '\1es', // axis, crisis + '/s$/' => 's', // no change (compatibility) + '/$/' => 's', ); - - return preg_replace(array_keys($plural_rules), $plural_rules, $result); + + foreach ($plural_rules as $rule => $replacement) + { + if (preg_match($rule, $result)) + { + $result = preg_replace($rule, $replacement, $result); + break; + } + } + + return $result; } } @@ -140,7 +166,6 @@ if ( ! function_exists('plural')) * * Takes multiple words separated by spaces or underscores and camelizes them * - * @access public * @param string * @return str */ @@ -159,7 +184,6 @@ if ( ! function_exists('camelize')) * * Takes multiple words separated by spaces and underscores them * - * @access public * @param string * @return str */ @@ -178,7 +202,6 @@ if ( ! function_exists('underscore')) * * Takes multiple words separated by the separator and changes them to spaces * - * @access public * @param string $str * @param string $separator * @return str @@ -191,5 +214,22 @@ if ( ! function_exists('humanize')) } } +/** + * Checks if the given word has a plural version. + * + * @param string the word to check + * @return bool if the word is countable + */ +if ( ! function_exists('is_countable')) +{ + function is_countable($word) + { + return ! (in_array(strtolower(strval($word)), array( + 'equipment', 'information', 'rice', 'money', + 'species', 'series', 'fish', 'meta' + ))); + } +} + /* End of file inflector_helper.php */ -/* Location: ./system/helpers/inflector_helper.php */ +/* Location: ./system/helpers/inflector_helper.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b