From 3b35e8b91ce94c292b46a296d034542ac5f0f6da Mon Sep 17 00:00:00 2001 From: Bharat Mediratta Date: Mon, 15 Dec 2008 08:56:18 +0000 Subject: Refresh kohana from upstream svn trunk r3771. During this process, remove a considerable number of files from kohana that we will not be needing in Gallery3, including the following files and directories: kohana/application kohana/example.htaccess kohana/index.php kohana/install.php kohana/kohana.png kohana/modules/archive kohana/modules/auth kohana/modules/flot kohana/modules/gmaps kohana/modules/kodoc kohana/modules/payment kohana/modules/smarty kohana/modules/unit_test/i18n kohana/modules/unit_test/tests/Example_Test.php kohana/modules/unit_test/tests/Valid_Test.php kohana/system/config/captcha.php kohana/system/controllers/captcha.php kohana/system/fonts kohana/system/i18n kohana/system/libraries/Calendar.php kohana/system/libraries/Calendar_Event.php kohana/system/libraries/Captcha.php kohana/system/libraries/Tagcloud.php kohana/system/vendor kohana/system/views/pagination kohana/system/views/kohana_calendar.php --- kohana/helpers/valid.php | 330 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 330 insertions(+) create mode 100644 kohana/helpers/valid.php (limited to 'kohana/helpers/valid.php') diff --git a/kohana/helpers/valid.php b/kohana/helpers/valid.php new file mode 100644 index 00000000..d71dbcae --- /dev/null +++ b/kohana/helpers/valid.php @@ -0,0 +1,330 @@ += 0; $i -= 2) + { + // Add up every 2nd digit, starting from the right + $checksum += substr($number, $i, 1); + } + + for ($i = $length - 2; $i >= 0; $i -= 2) + { + // Add up every 2nd digit doubled, starting from the right + $double = substr($number, $i, 1) * 2; + + // Subtract 9 from the double where value is greater than 10 + $checksum += ($double >= 10) ? $double - 9 : $double; + } + + // If the checksum is a multiple of 10, the number is valid + return ($checksum % 10 === 0); + } + + /** + * Checks if a phone number is valid. + * + * @param string phone number to check + * @return boolean + */ + public static function phone($number, $lengths = NULL) + { + if ( ! is_array($lengths)) + { + $lengths = array(7,10,11); + } + + // Remove all non-digit characters from the number + $number = preg_replace('/\D+/', '', $number); + + // Check if the number is within range + return in_array(strlen($number), $lengths); + } + + /** + * Tests if a string is a valid date string. + * + * @param string date to check + * @return boolean + */ + public function date($str) + { + return (strtotime($str) !== FALSE); + } + + /** + * Checks whether a string consists of alphabetical characters only. + * + * @param string input string + * @param boolean trigger UTF-8 compatibility + * @return boolean + */ + public static function alpha($str, $utf8 = FALSE) + { + return ($utf8 === TRUE) + ? (bool) preg_match('/^\pL++$/uD', (string) $str) + : ctype_alpha((string) $str); + } + + /** + * Checks whether a string consists of alphabetical characters and numbers only. + * + * @param string input string + * @param boolean trigger UTF-8 compatibility + * @return boolean + */ + public static function alpha_numeric($str, $utf8 = FALSE) + { + return ($utf8 === TRUE) + ? (bool) preg_match('/^[\pL\pN]++$/uD', (string) $str) + : ctype_alnum((string) $str); + } + + /** + * Checks whether a string consists of alphabetical characters, numbers, underscores and dashes only. + * + * @param string input string + * @param boolean trigger UTF-8 compatibility + * @return boolean + */ + public static function alpha_dash($str, $utf8 = FALSE) + { + return ($utf8 === TRUE) + ? (bool) preg_match('/^[-\pL\pN_]++$/uD', (string) $str) + : (bool) preg_match('/^[-a-z0-9_]++$/iD', (string) $str); + } + + /** + * Checks whether a string consists of digits only (no dots or dashes). + * + * @param string input string + * @param boolean trigger UTF-8 compatibility + * @return boolean + */ + public static function digit($str, $utf8 = FALSE) + { + return ($utf8 === TRUE) + ? (bool) preg_match('/^\pN++$/uD', (string) $str) + : ctype_digit((string) $str); + } + + /** + * Checks whether a string is a valid number (negative and decimal numbers allowed). + * + * @param string input string + * @return boolean + */ + public static function numeric($str) + { + return (is_numeric($str) AND preg_match('/^[-0-9.]++$/D', (string) $str)); + } + + /** + * Checks whether a string is a valid text. Letters, numbers, whitespace, + * dashes, periods, and underscores are allowed. + * + * @param string text to check + * @return boolean + */ + public static function standard_text($str) + { + // pL matches letters + // pN matches numbers + // pZ matches whitespace + // pPc matches underscores + // pPd matches dashes + // pPo matches normal puncuation + return (bool) preg_match('/^[\pL\pN\pZ\p{Pc}\p{Pd}\p{Po}]++$/uD', (string) $str); + } + + /** + * Checks if a string is a proper decimal format. The format array can be + * used to specify a decimal length, or a number and decimal length, eg: + * array(2) would force the number to have 2 decimal places, array(4,2) + * would force the number to have 4 digits and 2 decimal places. + * + * @param string input string + * @param array decimal format: y or x,y + * @return boolean + */ + public static function decimal($str, $format = NULL) + { + // Create the pattern + $pattern = '/^[0-9]%s\.[0-9]%s$/'; + + if ( ! empty($format)) + { + if (count($format) > 1) + { + // Use the format for number and decimal length + $pattern = sprintf($pattern, '{'.$format[0].'}', '{'.$format[1].'}'); + } + elseif (count($format) > 0) + { + // Use the format as decimal length + $pattern = sprintf($pattern, '+', '{'.$format[0].'}'); + } + } + else + { + // No format + $pattern = sprintf($pattern, '+', '+'); + } + + return (bool) preg_match($pattern, (string) $str); + } + +} // End valid \ No newline at end of file -- cgit v1.2.3