X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=extlib%2FValidate.php;h=3d8bc23f216c5867b0b1107be3a637ae33b344a8;hb=23802e58d6d01e5f8dacade2161147d31b2dacb9;hp=4c05506b3d896a7961d0cac1ff2e914bf3fcbcda;hpb=29146a13f295a13a4ee4470cffaaa7fde6858689;p=quix0rs-gnu-social.git diff --git a/extlib/Validate.php b/extlib/Validate.php index 4c05506b3d..3d8bc23f21 100644 --- a/extlib/Validate.php +++ b/extlib/Validate.php @@ -1,1051 +1,1116 @@ - | -// | Pierre-Alain Joye | -// | Amir Mohammad Saied | -// +----------------------------------------------------------------------+ -// -/** - * Validation class - * - * Package to validate various datas. It includes : - * - numbers (min/max, decimal or not) - * - email (syntax, domain check) - * - string (predifined type alpha upper and/or lowercase, numeric,...) - * - date (min, max, rfc822 compliant) - * - uri (RFC2396) - * - possibility valid multiple data with a single method call (::multiple) - * - * @category Validate - * @package Validate - * @author Tomas V.V.Cox - * @author Pierre-Alain Joye - * @author Amir Mohammad Saied - * @copyright 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox,Amir Mohammad Saied - * @license http://www.opensource.org/licenses/bsd-license.php New BSD License - * @version CVS: $Id: Validate.php,v 1.123 2007/12/12 16:45:51 davidc Exp $ - * @link http://pear.php.net/package/Validate - */ - -/** - * Methods for common data validations - */ -define('VALIDATE_NUM', '0-9'); -define('VALIDATE_SPACE', '\s'); -define('VALIDATE_ALPHA_LOWER', 'a-z'); -define('VALIDATE_ALPHA_UPPER', 'A-Z'); -define('VALIDATE_ALPHA', VALIDATE_ALPHA_LOWER . VALIDATE_ALPHA_UPPER); -define('VALIDATE_EALPHA_LOWER', VALIDATE_ALPHA_LOWER . 'áéíóúýàèìòùäëïöüÿâêîôûãñõ¨åæç½ðøþß'); -define('VALIDATE_EALPHA_UPPER', VALIDATE_ALPHA_UPPER . 'ÁÉÍÓÚÝÀÈÌÒÙÄËÏÖܾÂÊÎÔÛÃÑÕ¦ÅÆǼÐØÞ'); -define('VALIDATE_EALPHA', VALIDATE_EALPHA_LOWER . VALIDATE_EALPHA_UPPER); -define('VALIDATE_PUNCTUATION', VALIDATE_SPACE . '\.,;\:&"\'\?\!\(\)'); -define('VALIDATE_NAME', VALIDATE_EALPHA . VALIDATE_SPACE . "'" . "-"); -define('VALIDATE_STREET', VALIDATE_NUM . VALIDATE_NAME . "/\\ºª\."); - -define('VALIDATE_ITLD_EMAILS', 1); -define('VALIDATE_GTLD_EMAILS', 2); -define('VALIDATE_CCTLD_EMAILS', 4); -define('VALIDATE_ALL_EMAILS', 8); - -/** - * Validation class - * - * Package to validate various datas. It includes : - * - numbers (min/max, decimal or not) - * - email (syntax, domain check) - * - string (predifined type alpha upper and/or lowercase, numeric,...) - * - date (min, max) - * - uri (RFC2396) - * - possibility valid multiple data with a single method call (::multiple) - * - * @category Validate - * @package Validate - * @author Tomas V.V.Cox - * @author Pierre-Alain Joye - * @author Amir Mohammad Saied - * @copyright 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox,Amir Mohammad Saied - * @license http://www.opensource.org/licenses/bsd-license.php New BSD License - * @version Release: @package_version@ - * @link http://pear.php.net/package/Validate - */ -class Validate -{ - /** - * International Top-Level Domain - * - * This is an array of the known international - * top-level domain names. - * - * @access protected - * @var array $_iTld (International top-level domains) - */ - var $_itld = array( - 'arpa', - 'root', - ); - - /** - * Generic top-level domain - * - * This is an array of the official - * generic top-level domains. - * - * @access protected - * @var array $_gTld (Generic top-level domains) - */ - var $_gtld = array( - 'aero', - 'biz', - 'cat', - 'com', - 'coop', - 'edu', - 'gov', - 'info', - 'int', - 'jobs', - 'mil', - 'mobi', - 'museum', - 'name', - 'net', - 'org', - 'pro', - 'travel', - 'asia', - 'post', - 'tel', - 'geo', - ); - - /** - * Country code top-level domains - * - * This is an array of the official country - * codes top-level domains - * - * @access protected - * @var array $_ccTld (Country Code Top-Level Domain) - */ - var $_cctld = array( - 'ac', - 'ad','ae','af','ag', - 'ai','al','am','an', - 'ao','aq','ar','as', - 'at','au','aw','ax', - 'az','ba','bb','bd', - 'be','bf','bg','bh', - 'bi','bj','bm','bn', - 'bo','br','bs','bt', - 'bu','bv','bw','by', - 'bz','ca','cc','cd', - 'cf','cg','ch','ci', - 'ck','cl','cm','cn', - 'co','cr','cs','cu', - 'cv','cx','cy','cz', - 'de','dj','dk','dm', - 'do','dz','ec','ee', - 'eg','eh','er','es', - 'et','eu','fi','fj', - 'fk','fm','fo','fr', - 'ga','gb','gd','ge', - 'gf','gg','gh','gi', - 'gl','gm','gn','gp', - 'gq','gr','gs','gt', - 'gu','gw','gy','hk', - 'hm','hn','hr','ht', - 'hu','id','ie','il', - 'im','in','io','iq', - 'ir','is','it','je', - 'jm','jo','jp','ke', - 'kg','kh','ki','km', - 'kn','kp','kr','kw', - 'ky','kz','la','lb', - 'lc','li','lk','lr', - 'ls','lt','lu','lv', - 'ly','ma','mc','md', - 'me','mg','mh','mk', - 'ml','mm','mn','mo', - 'mp','mq','mr','ms', - 'mt','mu','mv','mw', - 'mx','my','mz','na', - 'nc','ne','nf','ng', - 'ni','nl','no','np', - 'nr','nu','nz','om', - 'pa','pe','pf','pg', - 'ph','pk','pl','pm', - 'pn','pr','ps','pt', - 'pw','py','qa','re', - 'ro','rs','ru','rw', - 'sa','sb','sc','sd', - 'se','sg','sh','si', - 'sj','sk','sl','sm', - 'sn','so','sr','st', - 'su','sv','sy','sz', - 'tc','td','tf','tg', - 'th','tj','tk','tl', - 'tm','tn','to','tp', - 'tr','tt','tv','tw', - 'tz','ua','ug','uk', - 'us','uy','uz','va', - 'vc','ve','vg','vi', - 'vn','vu','wf','ws', - 'ye','yt','yu','za', - 'zm','zw', - ); - - - /** - * Validate a number - * - * @param string $number Number to validate - * @param array $options array where: - * 'decimal' is the decimal char or false when decimal not allowed - * i.e. ',.' to allow both ',' and '.' - * 'dec_prec' Number of allowed decimals - * 'min' minimum value - * 'max' maximum value - * - * @return boolean true if valid number, false if not - * - * @access public - */ - function number($number, $options = array()) - { - $decimal = $dec_prec = $min = $max = null; - if (is_array($options)) { - extract($options); - } - - $dec_prec = $dec_prec ? "{1,$dec_prec}" : '+'; - $dec_regex = $decimal ? "[$decimal][0-9]$dec_prec" : ''; - - if (!preg_match("|^[-+]?\s*[0-9]+($dec_regex)?\$|", $number)) { - return false; - } - - if ($decimal != '.') { - $number = strtr($number, $decimal, '.'); - } - - $number = (float)str_replace(' ', '', $number); - if ($min !== null && $min > $number) { - return false; - } - - if ($max !== null && $max < $number) { - return false; - } - return true; - } - - /** - * Converting a string to UTF-7 (RFC 2152) - * - * @param $string string to be converted - * - * @return string converted string - * - * @access private - */ - function __stringToUtf7($string) { - $return = ''; - $utf7 = array( - 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', - 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', - 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', - 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', - 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', - '3', '4', '5', '6', '7', '8', '9', '+', ',' - ); - - $state = 0; - if (!empty($string)) { - $i = 0; - while ($i <= strlen($string)) { - $char = substr($string, $i, 1); - if ($state == 0) { - if ((ord($char) >= 0x7F) || (ord($char) <= 0x1F)) { - if ($char) { - $return .= '&'; - } - $state = 1; - } elseif ($char == '&') { - $return .= '&-'; - } else { - $return .= $char; - } - } elseif (($i == strlen($string) || - !((ord($char) >= 0x7F)) || (ord($char) <= 0x1F))) { - if ($state != 1) { - if (ord($char) > 64) { - $return .= ''; - } else { - $return .= $utf7[ord($char)]; - } - } - $return .= '-'; - $state = 0; - } else { - switch($state) { - case 1: - $return .= $utf7[ord($char) >> 2]; - $residue = (ord($char) & 0x03) << 4; - $state = 2; - break; - case 2: - $return .= $utf7[$residue | (ord($char) >> 4)]; - $residue = (ord($char) & 0x0F) << 2; - $state = 3; - break; - case 3: - $return .= $utf7[$residue | (ord($char) >> 6)]; - $return .= $utf7[ord($char) & 0x3F]; - $state = 1; - break; - } - } - $i++; - } - return $return; - } - return ''; - } - - /** - * Validate an email according to full RFC822 (inclusive human readable part) - * - * @param string $email email to validate, - * will return the address for optional dns validation - * @param array $options email() options - * - * @return boolean true if valid email, false if not - * - * @access private - */ - function __emailRFC822(&$email, &$options) - { - if (Validate::__stringToUtf7($email) != $email) { - return false; - } - static $address = null; - static $uncomment = null; - if (!$address) { - // atom = 1* - $atom = '[^][()<>@,;:\\".\s\000-\037\177-\377]+\s*'; - // qtext = , ; => may be folded - // "\" & CR, and including linear-white-space> - $qtext = '[^"\\\\\r]'; - // quoted-pair = "\" CHAR ; may quote any char - $quoted_pair = '\\\\.'; - // quoted-string = <"> *(qtext/quoted-pair) <">; Regular qtext or - // ; quoted chars. - $quoted_string = '"(?:' . $qtext . '|' . $quoted_pair . ')*"\s*'; - // word = atom / quoted-string - $word = '(?:' . $atom . '|' . $quoted_string . ')'; - // local-part = word *("." word) ; uninterpreted - // ; case-preserved - $local_part = $word . '(?:\.\s*' . $word . ')*'; - // dtext = may be folded - // "]", "\" & CR, & including linear-white-space> - $dtext = '[^][\\\\\r]'; - // domain-literal = "[" *(dtext / quoted-pair) "]" - $domain_literal = '\[(?:' . $dtext . '|' . $quoted_pair . ')*\]\s*'; - // sub-domain = domain-ref / domain-literal - // domain-ref = atom ; symbolic reference - $sub_domain = '(?:' . $atom . '|' . $domain_literal . ')'; - // domain = sub-domain *("." sub-domain) - $domain = $sub_domain . '(?:\.\s*' . $sub_domain . ')*'; - // addr-spec = local-part "@" domain ; global address - $addr_spec = $local_part . '@\s*' . $domain; - // route = 1#("@" domain) ":" ; path-relative - $route = '@' . $domain . '(?:,@\s*' . $domain . ')*:\s*'; - // route-addr = "<" [route] addr-spec ">" - $route_addr = '<\s*(?:' . $route . ')?' . $addr_spec . '>\s*'; - // phrase = 1*word ; Sequence of words - $phrase = $word . '+'; - // mailbox = addr-spec ; simple address - // / phrase route-addr ; name & addr-spec - $mailbox = '(?:' . $addr_spec . '|' . $phrase . $route_addr . ')'; - // group = phrase ":" [#mailbox] ";" - $group = $phrase . ':\s*(?:' . $mailbox . '(?:,\s*' . $mailbox . ')*)?;\s*'; - // address = mailbox ; one addressee - // / group ; named list - $address = '/^\s*(?:' . $mailbox . '|' . $group . ')$/'; - $uncomment = - '/((?:(?:\\\\"|[^("])*(?:' . $quoted_string . - ')?)*)((?{$tmpVar}; - } - - $e = $self->executeFullEmailValidation($email, $toValidate); - - return $e; - } - // {{{ protected function executeFullEmailValidation - /** - * Execute the validation - * - * This function will execute the full email vs tld - * validation using an array of tlds passed to it. - * - * @access public - * @param string $email The email to validate. - * @param array $arrayOfTLDs The array of the TLDs to validate - * @return true or false (Depending on if it validates or if it does not) - */ - function executeFullEmailValidation($email, $arrayOfTLDs) - { - $emailEnding = explode('.', $email); - $emailEnding = $emailEnding[count($emailEnding)-1]; - - foreach ($arrayOfTLDs as $validator => $keys) { - if (in_array($emailEnding, $keys)) { - return true; - } - } - return false; - } - // }}} - - /** - * Validate an email - * - * @param string $email email to validate - * @param mixed boolean (BC) $check_domain Check or not if the domain exists - * array $options associative array of options - * 'check_domain' boolean Check or not if the domain exists - * 'use_rfc822' boolean Apply the full RFC822 grammar - * - * @return boolean true if valid email, false if not - * - * @access public - */ - function email($email, $options = null) - { - $check_domain = false; - $use_rfc822 = false; - if (is_bool($options)) { - $check_domain = $options; - } elseif (is_array($options)) { - extract($options); - } - - /** - * @todo Fix bug here.. even if it passes this, it won't be passing - * The regular expression below - */ - if (isset($fullTLDValidation)) { - $valid = Validate::_fullTLDValidation($email, $fullTLDValidation); - - if (!$valid) { - return false; - } - } - - // the base regexp for address - $regex = '&^(?: # recipient: - ("\s*(?:[^"\f\n\r\t\v\b\s]+\s*)+")| #1 quoted name - ([-\w!\#\$%\&\'*+~/^`|{}]+(?:\.[-\w!\#\$%\&\'*+~/^`|{}]+)*)) #2 OR dot-atom - @(((\[)? #3 domain, 4 as IPv4, 5 optionally bracketed - (?:(?:(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:[0-1]?[0-9]?[0-9]))\.){3} - (?:(?:25[0-5])|(?:2[0-4][0-9])|(?:[0-1]?[0-9]?[0-9]))))(?(5)\])| - ((?:[a-z0-9](?:[-a-z0-9]*[a-z0-9])?\.)*[a-z0-9](?:[-a-z0-9]*[a-z0-9])?) #6 domain as hostname - \.((?:([^- ])[-a-z]*[-a-z]))) #7 TLD - $&xi'; - - if ($use_rfc822? Validate::__emailRFC822($email, $options) : - preg_match($regex, $email)) { - if ($check_domain && function_exists('checkdnsrr')) { - list (, $domain) = explode('@', $email); - if (checkdnsrr($domain, 'MX') || checkdnsrr($domain, 'A')) { - return true; - } - return false; - } - return true; - } - return false; - } - - /** - * Validate a string using the given format 'format' - * - * @param string $string String to validate - * @param array $options Options array where: - * 'format' is the format of the string - * Ex: VALIDATE_NUM . VALIDATE_ALPHA (see constants) - * 'min_length' minimum length - * 'max_length' maximum length - * - * @return boolean true if valid string, false if not - * - * @access public - */ - function string($string, $options) - { - $format = null; - $min_length = $max_length = 0; - if (is_array($options)) { - extract($options); - } - if ($format && !preg_match("|^[$format]*\$|s", $string)) { - return false; - } - if ($min_length && strlen($string) < $min_length) { - return false; - } - if ($max_length && strlen($string) > $max_length) { - return false; - } - return true; - } - - /** - * Validate an URI (RFC2396) - * This function will validate 'foobarstring' by default, to get it to validate - * only http, https, ftp and such you have to pass it in the allowed_schemes - * option, like this: - * - * $options = array('allowed_schemes' => array('http', 'https', 'ftp')) - * var_dump(Validate::uri('http://www.example.org', $options)); - * - * - * NOTE 1: The rfc2396 normally allows middle '-' in the top domain - * e.g. http://example.co-m should be valid - * However, as '-' is not used in any known TLD, it is invalid - * NOTE 2: As double shlashes // are allowed in the path part, only full URIs - * including an authority can be valid, no relative URIs - * the // are mandatory (optionally preceeded by the 'sheme:' ) - * NOTE 3: the full complience to rfc2396 is not achieved by default - * the characters ';/?:@$,' will not be accepted in the query part - * if not urlencoded, refer to the option "strict'" - * - * @param string $url URI to validate - * @param array $options Options used by the validation method. - * key => type - * 'domain_check' => boolean - * Whether to check the DNS entry or not - * 'allowed_schemes' => array, list of protocols - * List of allowed schemes ('http', - * 'ssh+svn', 'mms') - * 'strict' => string the refused chars - * in query and fragment parts - * default: ';/?:@$,' - * empty: accept all rfc2396 foreseen chars - * - * @return boolean true if valid uri, false if not - * - * @access public - */ - function uri($url, $options = null) - { - $strict = ';/?:@$,'; - $domain_check = false; - $allowed_schemes = null; - if (is_array($options)) { - extract($options); - } - if (preg_match( - '&^(?:([a-z][-+.a-z0-9]*):)? # 1. scheme - (?:// # authority start - (?:((?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'();:\&=+$,])*)@)? # 2. authority-userinfo - (?:((?:[a-z0-9](?:[-a-z0-9]*[a-z0-9])?\.)*[a-z](?:[a-z0-9]+)?\.?) # 3. authority-hostname OR - |([0-9]{1,3}(?:\.[0-9]{1,3}){3})) # 4. authority-ipv4 - (?::([0-9]*))?) # 5. authority-port - ((?:/(?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'():@\&=+$,;])*)*/?)? # 6. path - (?:\?([^#]*))? # 7. query - (?:\#((?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'();/?:@\&=+$,])*))? # 8. fragment - $&xi', $url, $matches)) { - $scheme = isset($matches[1]) ? $matches[1] : ''; - $authority = isset($matches[3]) ? $matches[3] : '' ; - if (is_array($allowed_schemes) && - !in_array($scheme,$allowed_schemes) - ) { - return false; - } - if (!empty($matches[4])) { - $parts = explode('.', $matches[4]); - foreach ($parts as $part) { - if ($part > 255) { - return false; - } - } - } elseif ($domain_check && function_exists('checkdnsrr')) { - if (!checkdnsrr($authority, 'A')) { - return false; - } - } - if ($strict) { - $strict = '#[' . preg_quote($strict, '#') . ']#'; - if ((!empty($matches[7]) && preg_match($strict, $matches[7])) - || (!empty($matches[8]) && preg_match($strict, $matches[8]))) { - return false; - } - } - return true; - } - return false; - } - - /** - * Validate date and times. Note that this method need the Date_Calc class - * - * @param string $date Date to validate - * @param array $options array options where : - * 'format' The format of the date (%d-%m-%Y) - * or rfc822_compliant - * 'min' The date has to be greater - * than this array($day, $month, $year) - * or PEAR::Date object - * 'max' The date has to be smaller than - * this array($day, $month, $year) - * or PEAR::Date object - * - * @return boolean true if valid date/time, false if not - * - * @access public - */ - function date($date, $options) - { - $max = $min = false; - $format = ''; - if (is_array($options)) { - extract($options); - } - - if (strtolower($format) == 'rfc822_compliant') { - $preg = '&^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),) \s+ - (?:(\d{2})?) \s+ - (?:(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)?) \s+ - (?:(\d{2}(\d{2})?)?) \s+ - (?:(\d{2}?)):(?:(\d{2}?))(:(?:(\d{2}?)))? \s+ - (?:[+-]\d{4}|UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[A-IK-Za-ik-z])$&xi'; - - if (!preg_match($preg, $date, $matches)) { - return false; - } - - $year = (int)$matches[4]; - $months = array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', - 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'); - $month = array_keys($months, $matches[3]); - $month = (int)$month[0]+1; - $day = (int)$matches[2]; - $weekday= $matches[1]; - $hour = (int)$matches[6]; - $minute = (int)$matches[7]; - isset($matches[9]) ? $second = (int)$matches[9] : $second = 0; - - if ((strlen($year) != 4) || - ($day > 31 || $day < 1)|| - ($hour > 23) || - ($minute > 59) || - ($second > 59)) { - return false; - } - } else { - $date_len = strlen($format); - for ($i = 0; $i < $date_len; $i++) { - $c = $format{$i}; - if ($c == '%') { - $next = $format{$i + 1}; - switch ($next) { - case 'j': - case 'd': - if ($next == 'j') { - $day = (int)Validate::_substr($date, 1, 2); - } else { - $day = (int)Validate::_substr($date, 0, 2); - } - if ($day < 1 || $day > 31) { - return false; - } - break; - case 'm': - case 'n': - if ($next == 'm') { - $month = (int)Validate::_substr($date, 0, 2); - } else { - $month = (int)Validate::_substr($date, 1, 2); - } - if ($month < 1 || $month > 12) { - return false; - } - break; - case 'Y': - case 'y': - if ($next == 'Y') { - $year = Validate::_substr($date, 4); - $year = (int)$year?$year:''; - } else { - $year = (int)(substr(date('Y'), 0, 2) . - Validate::_substr($date, 2)); - } - if (strlen($year) != 4 || $year < 0 || $year > 9999) { - return false; - } - break; - case 'g': - case 'h': - if ($next == 'g') { - $hour = Validate::_substr($date, 1, 2); - } else { - $hour = Validate::_substr($date, 2); - } - if (!preg_match('/^\d+$/', $hour) || $hour < 0 || $hour > 12) { - return false; - } - break; - case 'G': - case 'H': - if ($next == 'G') { - $hour = Validate::_substr($date, 1, 2); - } else { - $hour = Validate::_substr($date, 2); - } - if (!preg_match('/^\d+$/', $hour) || $hour < 0 || $hour > 24) { - return false; - } - break; - case 's': - case 'i': - $t = Validate::_substr($date, 2); - if (!preg_match('/^\d+$/', $t) || $t < 0 || $t > 59) { - return false; - } - break; - default: - trigger_error("Not supported char `$next' after % in offset " . ($i+2), E_USER_WARNING); - } - $i++; - } else { - //literal - if (Validate::_substr($date, 1) != $c) { - return false; - } - } - } - } - // there is remaing data, we don't want it - if (strlen($date) && (strtolower($format) != 'rfc822_compliant')) { - return false; - } - - if (isset($day) && isset($month) && isset($year)) { - if (!checkdate($month, $day, $year)) { - return false; - } - - if (strtolower($format) == 'rfc822_compliant') { - if ($weekday != date("D", mktime(0, 0, 0, $month, $day, $year))) { - return false; - } - } - - if ($min) { - include_once 'Date/Calc.php'; - if (is_a($min, 'Date') && - (Date_Calc::compareDates($day, $month, $year, - $min->getDay(), $min->getMonth(), $min->getYear()) < 0)) - { - return false; - } elseif (is_array($min) && - (Date_Calc::compareDates($day, $month, $year, - $min[0], $min[1], $min[2]) < 0)) - { - return false; - } - } - - if ($max) { - include_once 'Date/Calc.php'; - if (is_a($max, 'Date') && - (Date_Calc::compareDates($day, $month, $year, - $max->getDay(), $max->getMonth(), $max->getYear()) > 0)) - { - return false; - } elseif (is_array($max) && - (Date_Calc::compareDates($day, $month, $year, - $max[0], $max[1], $max[2]) > 0)) - { - return false; - } - } - } - - return true; - } - - function _substr(&$date, $num, $opt = false) - { - if ($opt && strlen($date) >= $opt && preg_match('/^[0-9]{'.$opt.'}/', $date, $m)) { - $ret = $m[0]; - } else { - $ret = substr($date, 0, $num); - } - $date = substr($date, strlen($ret)); - return $ret; - } - - function _modf($val, $div) { - if (function_exists('bcmod')) { - return bcmod($val, $div); - } elseif (function_exists('fmod')) { - return fmod($val, $div); - } - $r = $val / $div; - $i = intval($r); - return intval($val - $i * $div + .1); - } - - /** - * Calculates sum of product of number digits with weights - * - * @param string $number number string - * @param array $weights reference to array of weights - * - * @returns int returns product of number digits with weights - * - * @access protected - */ - function _multWeights($number, &$weights) { - if (!is_array($weights)) { - return -1; - } - $sum = 0; - - $count = min(count($weights), strlen($number)); - if ($count == 0) { // empty string or weights array - return -1; - } - for ($i = 0; $i < $count; ++$i) { - $sum += intval(substr($number, $i, 1)) * $weights[$i]; - } - - return $sum; - } - - /** - * Calculates control digit for a given number - * - * @param string $number number string - * @param array $weights reference to array of weights - * @param int $modulo (optionsl) number - * @param int $subtract (optional) number - * @param bool $allow_high (optional) true if function can return number higher than 10 - * - * @returns int -1 calculated control number is returned - * - * @access protected - */ - function _getControlNumber($number, &$weights, $modulo = 10, $subtract = 0, $allow_high = false) { - // calc sum - $sum = Validate::_multWeights($number, $weights); - if ($sum == -1) { - return -1; - } - $mod = Validate::_modf($sum, $modulo); // calculate control digit - - if ($subtract > $mod && $mod > 0) { - $mod = $subtract - $mod; - } - if ($allow_high === false) { - $mod %= 10; // change 10 to zero - } - return $mod; - } - - /** - * Validates a number - * - * @param string $number number to validate - * @param array $weights reference to array of weights - * @param int $modulo (optionsl) number - * @param int $subtract (optional) numbier - * - * @returns bool true if valid, false if not - * - * @access protected - */ - function _checkControlNumber($number, &$weights, $modulo = 10, $subtract = 0) { - if (strlen($number) < count($weights)) { - return false; - } - $target_digit = substr($number, count($weights), 1); - $control_digit = Validate::_getControlNumber($number, $weights, $modulo, $subtract, $modulo > 10); - - if ($control_digit == -1) { - return false; - } - if ($target_digit === 'X' && $control_digit == 10) { - return true; - } - if ($control_digit != $target_digit) { - return false; - } - return true; - } - - /** - * Bulk data validation for data introduced in the form of an - * assoc array in the form $var_name => $value. - * Can be used on any of Validate subpackages - * - * @param array $data Ex: array('name' => 'toto', 'email' => 'toto@thing.info'); - * @param array $val_type Contains the validation type and all parameters used in. - * 'val_type' is not optional - * others validations properties must have the same name as the function - * parameters. - * Ex: array('toto'=>array('type'=>'string','format'='toto@thing.info','min_length'=>5)); - * @param boolean $remove if set, the elements not listed in data will be removed - * - * @return array value name => true|false the value name comes from the data key - * - * @access public - */ - function multiple(&$data, &$val_type, $remove = false) - { - $keys = array_keys($data); - $valid = array(); - foreach ($keys as $var_name) { - if (!isset($val_type[$var_name])) { - if ($remove) { - unset($data[$var_name]); - } - continue; - } - $opt = $val_type[$var_name]; - $methods = get_class_methods('Validate'); - $val2check = $data[$var_name]; - // core validation method - if (in_array(strtolower($opt['type']), $methods)) { - //$opt[$opt['type']] = $data[$var_name]; - $method = $opt['type']; - unset($opt['type']); - - if (sizeof($opt) == 1 && is_array(reset($opt))) { - $opt = array_pop($opt); - } - $valid[$var_name] = call_user_func(array('Validate', $method), $val2check, $opt); - - /** - * external validation method in the form: - * "" - * Ex: us_ssn will include class Validate/US.php and call method ssn() - */ - } elseif (strpos($opt['type'], '_') !== false) { - $validateType = explode('_', $opt['type']); - $method = array_pop($validateType); - $class = implode('_', $validateType); - $classPath = str_replace('_', DIRECTORY_SEPARATOR, $class); - $class = 'Validate_' . $class; - if (!@include_once "Validate/$classPath.php") { - trigger_error("$class isn't installed or you may have some permissoin issues", E_USER_ERROR); - } - - $ce = substr(phpversion(), 0, 1) > 4 ? class_exists($class, false) : class_exists($class); - if (!$ce || - !in_array($method, get_class_methods($class))) - { - trigger_error("Invalid validation type $class::$method", E_USER_WARNING); - continue; - } - unset($opt['type']); - if (sizeof($opt) == 1) { - $opt = array_pop($opt); - } - $valid[$var_name] = call_user_func(array($class, $method), $data[$var_name], $opt); - } else { - trigger_error("Invalid validation type {$opt['type']}", E_USER_WARNING); - } - } - return $valid; - } -} - + + * Pierre-Alain Joye + * Amir Mohammad Saied + * + * + * Package to validate various datas. It includes : + * - numbers (min/max, decimal or not) + * - email (syntax, domain check) + * - string (predifined type alpha upper and/or lowercase, numeric,...) + * - date (min, max, rfc822 compliant) + * - uri (RFC2396) + * - possibility valid multiple data with a single method call (::multiple) + * + * @category Validate + * @package Validate + * @author Tomas V.V.Cox + * @author Pierre-Alain Joye + * @author Amir Mohammad Saied + * @copyright 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox,Amir Mohammad Saied + * @license http://www.opensource.org/licenses/bsd-license.php New BSD License + * @version CVS: $Id: Validate.php,v 1.134 2009/01/28 12:27:33 davidc Exp $ + * @link http://pear.php.net/package/Validate + */ + +/** + * Methods for common data validations + */ +define('VALIDATE_NUM', '0-9'); +define('VALIDATE_SPACE', '\s'); +define('VALIDATE_ALPHA_LOWER', 'a-z'); +define('VALIDATE_ALPHA_UPPER', 'A-Z'); +define('VALIDATE_ALPHA', VALIDATE_ALPHA_LOWER . VALIDATE_ALPHA_UPPER); +define('VALIDATE_EALPHA_LOWER', VALIDATE_ALPHA_LOWER . 'áéíóúýàèìòùäëïöüÿâêîôûãñõ¨åæç½ðøþß'); +define('VALIDATE_EALPHA_UPPER', VALIDATE_ALPHA_UPPER . 'ÁÉÍÓÚÝÀÈÌÒÙÄËÏÖܾÂÊÎÔÛÃÑÕ¦ÅÆǼÐØÞ'); +define('VALIDATE_EALPHA', VALIDATE_EALPHA_LOWER . VALIDATE_EALPHA_UPPER); +define('VALIDATE_PUNCTUATION', VALIDATE_SPACE . '\.,;\:&"\'\?\!\(\)'); +define('VALIDATE_NAME', VALIDATE_EALPHA . VALIDATE_SPACE . "'" . "-"); +define('VALIDATE_STREET', VALIDATE_NUM . VALIDATE_NAME . "/\\ºª\."); + +define('VALIDATE_ITLD_EMAILS', 1); +define('VALIDATE_GTLD_EMAILS', 2); +define('VALIDATE_CCTLD_EMAILS', 4); +define('VALIDATE_ALL_EMAILS', 8); + +/** + * Validation class + * + * Package to validate various datas. It includes : + * - numbers (min/max, decimal or not) + * - email (syntax, domain check) + * - string (predifined type alpha upper and/or lowercase, numeric,...) + * - date (min, max) + * - uri (RFC2396) + * - possibility valid multiple data with a single method call (::multiple) + * + * @category Validate + * @package Validate + * @author Tomas V.V.Cox + * @author Pierre-Alain Joye + * @author Amir Mohammad Saied + * @copyright 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox,Amir Mohammad Saied + * @license http://www.opensource.org/licenses/bsd-license.php New BSD License + * @version Release: @package_version@ + * @link http://pear.php.net/package/Validate + */ +class Validate +{ + /** + * International Top-Level Domain + * + * This is an array of the known international + * top-level domain names. + * + * @access protected + * @var array $_iTld (International top-level domains) + */ + var $_itld = array( + 'arpa', + 'root', + ); + + /** + * Generic top-level domain + * + * This is an array of the official + * generic top-level domains. + * + * @access protected + * @var array $_gTld (Generic top-level domains) + */ + var $_gtld = array( + 'aero', + 'biz', + 'cat', + 'com', + 'coop', + 'edu', + 'gov', + 'info', + 'int', + 'jobs', + 'mil', + 'mobi', + 'museum', + 'name', + 'net', + 'org', + 'pro', + 'travel', + 'asia', + 'post', + 'tel', + 'geo', + ); + + /** + * Country code top-level domains + * + * This is an array of the official country + * codes top-level domains + * + * @access protected + * @var array $_ccTld (Country Code Top-Level Domain) + */ + var $_cctld = array( + 'ac', + 'ad','ae','af','ag', + 'ai','al','am','an', + 'ao','aq','ar','as', + 'at','au','aw','ax', + 'az','ba','bb','bd', + 'be','bf','bg','bh', + 'bi','bj','bm','bn', + 'bo','br','bs','bt', + 'bu','bv','bw','by', + 'bz','ca','cc','cd', + 'cf','cg','ch','ci', + 'ck','cl','cm','cn', + 'co','cr','cs','cu', + 'cv','cx','cy','cz', + 'de','dj','dk','dm', + 'do','dz','ec','ee', + 'eg','eh','er','es', + 'et','eu','fi','fj', + 'fk','fm','fo','fr', + 'ga','gb','gd','ge', + 'gf','gg','gh','gi', + 'gl','gm','gn','gp', + 'gq','gr','gs','gt', + 'gu','gw','gy','hk', + 'hm','hn','hr','ht', + 'hu','id','ie','il', + 'im','in','io','iq', + 'ir','is','it','je', + 'jm','jo','jp','ke', + 'kg','kh','ki','km', + 'kn','kp','kr','kw', + 'ky','kz','la','lb', + 'lc','li','lk','lr', + 'ls','lt','lu','lv', + 'ly','ma','mc','md', + 'me','mg','mh','mk', + 'ml','mm','mn','mo', + 'mp','mq','mr','ms', + 'mt','mu','mv','mw', + 'mx','my','mz','na', + 'nc','ne','nf','ng', + 'ni','nl','no','np', + 'nr','nu','nz','om', + 'pa','pe','pf','pg', + 'ph','pk','pl','pm', + 'pn','pr','ps','pt', + 'pw','py','qa','re', + 'ro','rs','ru','rw', + 'sa','sb','sc','sd', + 'se','sg','sh','si', + 'sj','sk','sl','sm', + 'sn','so','sr','st', + 'su','sv','sy','sz', + 'tc','td','tf','tg', + 'th','tj','tk','tl', + 'tm','tn','to','tp', + 'tr','tt','tv','tw', + 'tz','ua','ug','uk', + 'us','uy','uz','va', + 'vc','ve','vg','vi', + 'vn','vu','wf','ws', + 'ye','yt','yu','za', + 'zm','zw', + ); + + /** + * Validate a tag URI (RFC4151) + * + * @param string $uri tag URI to validate + * + * @return boolean true if valid tag URI, false if not + * + * @access private + */ + function __uriRFC4151($uri) + { + $datevalid = false; + if (preg_match( + '/^tag:(?.*),(?\d{4}-?\d{0,2}-?\d{0,2}):(?.*)(.*:)*$/', $uri, $matches)) { + $date = $matches['date']; + $date6 = strtotime($date); + if ((strlen($date) == 4) && $date <= date('Y')) { + $datevalid = true; + } elseif ((strlen($date) == 7) && ($date6 < strtotime("now"))) { + $datevalid = true; + } elseif ((strlen($date) == 10) && ($date6 < strtotime("now"))) { + $datevalid = true; + } + if (self::email($matches['name'])) { + $namevalid = true; + } else { + $namevalid = self::email('info@' . $matches['name']); + } + return $datevalid && $namevalid; + } else { + return false; + } + } + + /** + * Validate a number + * + * @param string $number Number to validate + * @param array $options array where: + * 'decimal' is the decimal char or false when decimal + * not allowed. + * i.e. ',.' to allow both ',' and '.' + * 'dec_prec' Number of allowed decimals + * 'min' minimum value + * 'max' maximum value + * + * @return boolean true if valid number, false if not + * + * @access public + */ + function number($number, $options = array()) + { + $decimal = $dec_prec = $min = $max = null; + if (is_array($options)) { + extract($options); + } + + $dec_prec = $dec_prec ? "{1,$dec_prec}" : '+'; + $dec_regex = $decimal ? "[$decimal][0-9]$dec_prec" : ''; + + if (!preg_match("|^[-+]?\s*[0-9]+($dec_regex)?\$|", $number)) { + return false; + } + + if ($decimal != '.') { + $number = strtr($number, $decimal, '.'); + } + + $number = (float)str_replace(' ', '', $number); + if ($min !== null && $min > $number) { + return false; + } + + if ($max !== null && $max < $number) { + return false; + } + return true; + } + + /** + * Converting a string to UTF-7 (RFC 2152) + * + * @param string $string string to be converted + * + * @return string converted string + * + * @access private + */ + function __stringToUtf7($string) + { + $return = ''; + $utf7 = array( + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', + 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', + 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', + 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', + 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', + '3', '4', '5', '6', '7', '8', '9', '+', ',' + ); + + + $state = 0; + + if (!empty($string)) { + $i = 0; + while ($i <= strlen($string)) { + $char = substr($string, $i, 1); + if ($state == 0) { + if ((ord($char) >= 0x7F) || (ord($char) <= 0x1F)) { + if ($char) { + $return .= '&'; + } + $state = 1; + } elseif ($char == '&') { + $return .= '&-'; + } else { + $return .= $char; + } + } elseif (($i == strlen($string) || + !((ord($char) >= 0x7F)) || (ord($char) <= 0x1F))) { + if ($state != 1) { + if (ord($char) > 64) { + $return .= ''; + } else { + $return .= $utf7[ord($char)]; + } + } + $return .= '-'; + $state = 0; + } else { + switch($state) { + case 1: + $return .= $utf7[ord($char) >> 2]; + $residue = (ord($char) & 0x03) << 4; + $state = 2; + break; + case 2: + $return .= $utf7[$residue | (ord($char) >> 4)]; + $residue = (ord($char) & 0x0F) << 2; + $state = 3; + break; + case 3: + $return .= $utf7[$residue | (ord($char) >> 6)]; + $return .= $utf7[ord($char) & 0x3F]; + $state = 1; + break; + } + } + $i++; + } + return $return; + } + return ''; + } + + /** + * Validate an email according to full RFC822 (inclusive human readable part) + * + * @param string $email email to validate, + * will return the address for optional dns validation + * @param array $options email() options + * + * @return boolean true if valid email, false if not + * + * @access private + */ + function __emailRFC822(&$email, &$options) + { + static $address = null; + static $uncomment = null; + if (!$address) { + // atom = 1* + $atom = '[^][()<>@,;:\\".\s\000-\037\177-\377]+\s*'; + // qtext = , ; => may be folded + // "\" & CR, and including linear-white-space> + $qtext = '[^"\\\\\r]'; + // quoted-pair = "\" CHAR ; may quote any char + $quoted_pair = '\\\\.'; + // quoted-string = <"> *(qtext/quoted-pair) <">; Regular qtext or + // ; quoted chars. + $quoted_string = '"(?:' . $qtext . '|' . $quoted_pair . ')*"\s*'; + // word = atom / quoted-string + $word = '(?:' . $atom . '|' . $quoted_string . ')'; + // local-part = word *("." word) ; uninterpreted + // ; case-preserved + $local_part = $word . '(?:\.\s*' . $word . ')*'; + // dtext = may be folded + // "]", "\" & CR, & including linear-white-space> + $dtext = '[^][\\\\\r]'; + // domain-literal = "[" *(dtext / quoted-pair) "]" + $domain_literal = '\[(?:' . $dtext . '|' . $quoted_pair . ')*\]\s*'; + // sub-domain = domain-ref / domain-literal + // domain-ref = atom ; symbolic reference + $sub_domain = '(?:' . $atom . '|' . $domain_literal . ')'; + // domain = sub-domain *("." sub-domain) + $domain = $sub_domain . '(?:\.\s*' . $sub_domain . ')*'; + // addr-spec = local-part "@" domain ; global address + $addr_spec = $local_part . '@\s*' . $domain; + // route = 1#("@" domain) ":" ; path-relative + $route = '@' . $domain . '(?:,@\s*' . $domain . ')*:\s*'; + // route-addr = "<" [route] addr-spec ">" + $route_addr = '<\s*(?:' . $route . ')?' . $addr_spec . '>\s*'; + // phrase = 1*word ; Sequence of words + $phrase = $word . '+'; + // mailbox = addr-spec ; simple address + // / phrase route-addr ; name & addr-spec + $mailbox = '(?:' . $addr_spec . '|' . $phrase . $route_addr . ')'; + // group = phrase ":" [#mailbox] ";" + $group = $phrase . ':\s*(?:' . $mailbox . '(?:,\s*' . $mailbox . ')*)?;\s*'; + // address = mailbox ; one addressee + // / group ; named list + $address = '/^\s*(?:' . $mailbox . '|' . $group . ')$/'; + + $uncomment = + '/((?:(?:\\\\"|[^("])*(?:' . $quoted_string . + ')?)*)((?{$tmpVar}; + } + + $e = $self->executeFullEmailValidation($email, $toValidate); + + return $e; + } + + /** + * Execute the validation + * + * This function will execute the full email vs tld + * validation using an array of tlds passed to it. + * + * @param string $email The email to validate. + * @param array $arrayOfTLDs The array of the TLDs to validate + * + * @access public + * + * @return true or false (Depending on if it validates or if it does not) + */ + function executeFullEmailValidation($email, $arrayOfTLDs) + { + $emailEnding = explode('.', $email); + $emailEnding = $emailEnding[count($emailEnding)-1]; + foreach ($arrayOfTLDs as $validator => $keys) { + if (in_array($emailEnding, $keys)) { + return true; + } + } + return false; + } + + /** + * Validate an email + * + * @param string $email email to validate + * @param mixed boolean (BC) $check_domain Check or not if the domain exists + * array $options associative array of options + * 'check_domain' boolean Check or not if the domain exists + * 'use_rfc822' boolean Apply the full RFC822 grammar + * + * Ex. + * $options = array( + * 'check_domain' => 'true', + * 'fullTLDValidation' => 'true', + * 'use_rfc822' => 'true', + * 'VALIDATE_GTLD_EMAILS' => 'true', + * 'VALIDATE_CCTLD_EMAILS' => 'true', + * 'VALIDATE_ITLD_EMAILS' => 'true', + * ); + * + * @return boolean true if valid email, false if not + * + * @access public + */ + function email($email, $options = null) + { + $check_domain = false; + $use_rfc822 = false; + if (is_bool($options)) { + $check_domain = $options; + } elseif (is_array($options)) { + extract($options); + } + + /** + * Check for IDN usage so we can encode the domain as Punycode + * before continuing. + */ + $hasIDNA = false; + + if (@include_once('Net/IDNA.php')) { + $hasIDNA = true; + } + + if ($hasIDNA === true) { + if (strpos($email, '@') !== false) { + list($name, $domain) = explode('@', $email, 2); + + // Check if the domain contains characters > 127 which means + // it's an idn domain name. + $chars = count_chars($domain, 1); + if (!empty($chars) && max(array_keys($chars)) > 127) { + $idna =& Net_IDNA::singleton(); + $domain = $idna->encode($domain); + } + + $email = "$name@$domain"; + } + } + + /** + * @todo Fix bug here.. even if it passes this, it won't be passing + * The regular expression below + */ + if (isset($fullTLDValidation)) { + //$valid = Validate::_fullTLDValidation($email, $fullTLDValidation); + $valid = Validate::_fullTLDValidation($email, $options); + + if (!$valid) { + return false; + } + } + + // the base regexp for address + $regex = '&^(?: # recipient: + ("\s*(?:[^"\f\n\r\t\v\b\s]+\s*)+")| #1 quoted name + ([-\w!\#\$%\&\'*+~/^`|{}]+(?:\.[-\w!\#\$%\&\'*+~/^`|{}]+)*)) #2 OR dot-atom + @(((\[)? #3 domain, 4 as IPv4, 5 optionally bracketed + (?:(?:(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:[0-1]?[0-9]?[0-9]))\.){3} + (?:(?:25[0-5])|(?:2[0-4][0-9])|(?:[0-1]?[0-9]?[0-9]))))(?(5)\])| + ((?:[a-z0-9](?:[-a-z0-9]*[a-z0-9])?\.)*[a-z0-9](?:[-a-z0-9]*[a-z0-9])?) #6 domain as hostname + \.((?:([^- ])[-a-z]*[-a-z]))) #7 TLD + $&xi'; + + //checks if exists the domain (MX or A) + if ($use_rfc822? Validate::__emailRFC822($email, $options) : + preg_match($regex, $email)) { + if ($check_domain && function_exists('checkdnsrr')) { + list ($account, $domain) = explode('@', $email); + if (checkdnsrr($domain, 'MX') || checkdnsrr($domain, 'A')) { + return true; + } + return false; + } + return true; + } + return false; + } + + /** + * Validate a string using the given format 'format' + * + * @param string $string String to validate + * @param array $options Options array where: + * 'format' is the format of the string + * Ex:VALIDATE_NUM . VALIDATE_ALPHA (see constants) + * 'min_length' minimum length + * 'max_length' maximum length + * + * @return boolean true if valid string, false if not + * + * @access public + */ + function string($string, $options) + { + $format = null; + $min_length = 0; + $max_length = 0; + + if (is_array($options)) { + extract($options); + } + + if ($format && !preg_match("|^[$format]*\$|s", $string)) { + return false; + } + + if ($min_length && strlen($string) < $min_length) { + return false; + } + + if ($max_length && strlen($string) > $max_length) { + return false; + } + + return true; + } + + /** + * Validate an URI (RFC2396) + * This function will validate 'foobarstring' by default, to get it to validate + * only http, https, ftp and such you have to pass it in the allowed_schemes + * option, like this: + * + * $options = array('allowed_schemes' => array('http', 'https', 'ftp')) + * var_dump(Validate::uri('http://www.example.org', $options)); + * + * + * NOTE 1: The rfc2396 normally allows middle '-' in the top domain + * e.g. http://example.co-m should be valid + * However, as '-' is not used in any known TLD, it is invalid + * NOTE 2: As double shlashes // are allowed in the path part, only full URIs + * including an authority can be valid, no relative URIs + * the // are mandatory (optionally preceeded by the 'sheme:' ) + * NOTE 3: the full complience to rfc2396 is not achieved by default + * the characters ';/?:@$,' will not be accepted in the query part + * if not urlencoded, refer to the option "strict'" + * + * @param string $url URI to validate + * @param array $options Options used by the validation method. + * key => type + * 'domain_check' => boolean + * Whether to check the DNS entry or not + * 'allowed_schemes' => array, list of protocols + * List of allowed schemes ('http', + * 'ssh+svn', 'mms') + * 'strict' => string the refused chars + * in query and fragment parts + * default: ';/?:@$,' + * empty: accept all rfc2396 foreseen chars + * + * @return boolean true if valid uri, false if not + * + * @access public + */ + function uri($url, $options = null) + { + $strict = ';/?:@$,'; + $domain_check = false; + $allowed_schemes = null; + if (is_array($options)) { + extract($options); + } + if (is_array($allowed_schemes) && + in_array("tag", $allowed_schemes) + ) { + if (strpos($url, "tag:") === 0) { + return self::__uriRFC4151($url); + } + } + + if (preg_match( + '&^(?:([a-z][-+.a-z0-9]*):)? # 1. scheme + (?:// # authority start + (?:((?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'();:\&=+$,])*)@)? # 2. authority-userinfo + (?:((?:[a-z0-9](?:[-a-z0-9]*[a-z0-9])?\.)*[a-z](?:[a-z0-9]+)?\.?) # 3. authority-hostname OR + |([0-9]{1,3}(?:\.[0-9]{1,3}){3})) # 4. authority-ipv4 + (?::([0-9]*))?) # 5. authority-port + ((?:/(?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'():@\&=+$,;])*)*/?)? # 6. path + (?:\?([^#]*))? # 7. query + (?:\#((?:%[0-9a-f]{2}|[-a-z0-9_.!~*\'();/?:@\&=+$,])*))? # 8. fragment + $&xi', $url, $matches)) { + $scheme = isset($matches[1]) ? $matches[1] : ''; + $authority = isset($matches[3]) ? $matches[3] : '' ; + if (is_array($allowed_schemes) && + !in_array($scheme, $allowed_schemes) + ) { + return false; + } + if (!empty($matches[4])) { + $parts = explode('.', $matches[4]); + foreach ($parts as $part) { + if ($part > 255) { + return false; + } + } + } elseif ($domain_check && function_exists('checkdnsrr')) { + if (!checkdnsrr($authority, 'A')) { + return false; + } + } + if ($strict) { + $strict = '#[' . preg_quote($strict, '#') . ']#'; + if ((!empty($matches[7]) && preg_match($strict, $matches[7])) + || (!empty($matches[8]) && preg_match($strict, $matches[8]))) { + return false; + } + } + return true; + } + return false; + } + + /** + * Validate date and times. Note that this method need the Date_Calc class + * + * @param string $date Date to validate + * @param array $options array options where : + * 'format' The format of the date (%d-%m-%Y) + * or rfc822_compliant + * 'min' The date has to be greater + * than this array($day, $month, $year) + * or PEAR::Date object + * 'max' The date has to be smaller than + * this array($day, $month, $year) + * or PEAR::Date object + * + * @return boolean true if valid date/time, false if not + * + * @access public + */ + function date($date, $options) + { + $max = false; + $min = false; + $format = ''; + + if (is_array($options)) { + extract($options); + } + + if (strtolower($format) == 'rfc822_compliant') { + $preg = '&^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),) \s+ + (?:(\d{2})?) \s+ + (?:(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)?) \s+ + (?:(\d{2}(\d{2})?)?) \s+ + (?:(\d{2}?)):(?:(\d{2}?))(:(?:(\d{2}?)))? \s+ + (?:[+-]\d{4}|UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[A-IK-Za-ik-z])$&xi'; + + if (!preg_match($preg, $date, $matches)) { + return false; + } + + $year = (int)$matches[4]; + $months = array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', + 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'); + $month = array_keys($months, $matches[3]); + $month = (int)$month[0]+1; + $day = (int)$matches[2]; + $weekday = $matches[1]; + $hour = (int)$matches[6]; + $minute = (int)$matches[7]; + isset($matches[9]) ? $second = (int)$matches[9] : $second = 0; + + if ((strlen($year) != 4) || + ($day > 31 || $day < 1)|| + ($hour > 23) || + ($minute > 59) || + ($second > 59)) { + return false; + } + } else { + $date_len = strlen($format); + for ($i = 0; $i < $date_len; $i++) { + $c = $format{$i}; + if ($c == '%') { + $next = $format{$i + 1}; + switch ($next) { + case 'j': + case 'd': + if ($next == 'j') { + $day = (int)Validate::_substr($date, 1, 2); + } else { + $day = (int)Validate::_substr($date, 0, 2); + } + if ($day < 1 || $day > 31) { + return false; + } + break; + case 'm': + case 'n': + if ($next == 'm') { + $month = (int)Validate::_substr($date, 0, 2); + } else { + $month = (int)Validate::_substr($date, 1, 2); + } + if ($month < 1 || $month > 12) { + return false; + } + break; + case 'Y': + case 'y': + if ($next == 'Y') { + $year = Validate::_substr($date, 4); + $year = (int)$year?$year:''; + } else { + $year = (int)(substr(date('Y'), 0, 2) . + Validate::_substr($date, 2)); + } + if (strlen($year) != 4 || $year < 0 || $year > 9999) { + return false; + } + break; + case 'g': + case 'h': + if ($next == 'g') { + $hour = Validate::_substr($date, 1, 2); + } else { + $hour = Validate::_substr($date, 2); + } + if (!preg_match('/^\d+$/', $hour) || $hour < 0 || $hour > 12) { + return false; + } + break; + case 'G': + case 'H': + if ($next == 'G') { + $hour = Validate::_substr($date, 1, 2); + } else { + $hour = Validate::_substr($date, 2); + } + if (!preg_match('/^\d+$/', $hour) || $hour < 0 || $hour > 24) { + return false; + } + break; + case 's': + case 'i': + $t = Validate::_substr($date, 2); + if (!preg_match('/^\d+$/', $t) || $t < 0 || $t > 59) { + return false; + } + break; + default: + trigger_error("Not supported char `$next' after % in offset " . ($i+2), E_USER_WARNING); + } + $i++; + } else { + //literal + if (Validate::_substr($date, 1) != $c) { + return false; + } + } + } + } + // there is remaing data, we don't want it + if (strlen($date) && (strtolower($format) != 'rfc822_compliant')) { + return false; + } + + if (isset($day) && isset($month) && isset($year)) { + if (!checkdate($month, $day, $year)) { + return false; + } + + if (strtolower($format) == 'rfc822_compliant') { + if ($weekday != date("D", mktime(0, 0, 0, $month, $day, $year))) { + return false; + } + } + + if ($min) { + include_once 'Date/Calc.php'; + if (is_a($min, 'Date') && + (Date_Calc::compareDates($day, $month, $year, + $min->getDay(), $min->getMonth(), $min->getYear()) < 0) + ) { + return false; + } elseif (is_array($min) && + (Date_Calc::compareDates($day, $month, $year, + $min[0], $min[1], $min[2]) < 0) + ) { + return false; + } + } + + if ($max) { + include_once 'Date/Calc.php'; + if (is_a($max, 'Date') && + (Date_Calc::compareDates($day, $month, $year, + $max->getDay(), $max->getMonth(), $max->getYear()) > 0) + ) { + return false; + } elseif (is_array($max) && + (Date_Calc::compareDates($day, $month, $year, + $max[0], $max[1], $max[2]) > 0) + ) { + return false; + } + } + } + + return true; + } + + /** + * Substr + * + * @param string &$date Date + * @param string $num Length + * @param string $opt Unknown + * + * @access private + * @return string + */ + function _substr(&$date, $num, $opt = false) + { + if ($opt && strlen($date) >= $opt && preg_match('/^[0-9]{'.$opt.'}/', $date, $m)) { + $ret = $m[0]; + } else { + $ret = substr($date, 0, $num); + } + $date = substr($date, strlen($ret)); + return $ret; + } + + function _modf($val, $div) + { + if (function_exists('bcmod')) { + return bcmod($val, $div); + } elseif (function_exists('fmod')) { + return fmod($val, $div); + } + $r = $val / $div; + $i = intval($r); + return intval($val - $i * $div + .1); + } + + /** + * Calculates sum of product of number digits with weights + * + * @param string $number number string + * @param array $weights reference to array of weights + * + * @access protected + * + * @return int returns product of number digits with weights + */ + function _multWeights($number, &$weights) + { + if (!is_array($weights)) { + return -1; + } + $sum = 0; + + $count = min(count($weights), strlen($number)); + if ($count == 0) { // empty string or weights array + return -1; + } + for ($i = 0; $i < $count; ++$i) { + $sum += intval(substr($number, $i, 1)) * $weights[$i]; + } + + return $sum; + } + + /** + * Calculates control digit for a given number + * + * @param string $number number string + * @param array $weights reference to array of weights + * @param int $modulo (optionsl) number + * @param int $subtract (optional) number + * @param bool $allow_high (optional) true if function can return number higher than 10 + * + * @access protected + * + * @return int -1 calculated control number is returned + */ + function _getControlNumber($number, &$weights, $modulo = 10, $subtract = 0, $allow_high = false) + { + // calc sum + $sum = Validate::_multWeights($number, $weights); + if ($sum == -1) { + return -1; + } + $mod = Validate::_modf($sum, $modulo); // calculate control digit + + if ($subtract > $mod && $mod > 0) { + $mod = $subtract - $mod; + } + if ($allow_high === false) { + $mod %= 10; // change 10 to zero + } + return $mod; + } + + /** + * Validates a number + * + * @param string $number number to validate + * @param array $weights reference to array of weights + * @param int $modulo (optional) number + * @param int $subtract (optional) number + * + * @access protected + * + * @return bool true if valid, false if not + */ + function _checkControlNumber($number, &$weights, $modulo = 10, $subtract = 0) + { + if (strlen($number) < count($weights)) { + return false; + } + $target_digit = substr($number, count($weights), 1); + $control_digit = Validate::_getControlNumber($number, $weights, $modulo, $subtract, $modulo > 10); + + if ($control_digit == -1) { + return false; + } + if ($target_digit === 'X' && $control_digit == 10) { + return true; + } + if ($control_digit != $target_digit) { + return false; + } + return true; + } + + /** + * Bulk data validation for data introduced in the form of an + * assoc array in the form $var_name => $value. + * Can be used on any of Validate subpackages + * + * @param array $data Ex: array('name' => 'toto', 'email' => 'toto@thing.info'); + * @param array $val_type Contains the validation type and all parameters used in. + * 'val_type' is not optional + * others validations properties must have the same name as the function + * parameters. + * Ex: array('toto'=>array('type'=>'string','format'='toto@thing.info','min_length'=>5)); + * @param boolean $remove if set, the elements not listed in data will be removed + * + * @return array value name => true|false the value name comes from the data key + * + * @access public + */ + function multiple(&$data, &$val_type, $remove = false) + { + $keys = array_keys($data); + $valid = array(); + + foreach ($keys as $var_name) { + if (!isset($val_type[$var_name])) { + if ($remove) { + unset($data[$var_name]); + } + continue; + } + $opt = $val_type[$var_name]; + $methods = get_class_methods('Validate'); + $val2check = $data[$var_name]; + // core validation method + if (in_array(strtolower($opt['type']), $methods)) { + //$opt[$opt['type']] = $data[$var_name]; + $method = $opt['type']; + unset($opt['type']); + + if (sizeof($opt) == 1 && is_array(reset($opt))) { + $opt = array_pop($opt); + } + $valid[$var_name] = call_user_func(array('Validate', $method), $val2check, $opt); + + /** + * external validation method in the form: + * "" + * Ex: us_ssn will include class Validate/US.php and call method ssn() + */ + } elseif (strpos($opt['type'], '_') !== false) { + $validateType = explode('_', $opt['type']); + $method = array_pop($validateType); + $class = implode('_', $validateType); + $classPath = str_replace('_', DIRECTORY_SEPARATOR, $class); + $class = 'Validate_' . $class; + if (!@include_once "Validate/$classPath.php") { + trigger_error("$class isn't installed or you may have some permissoin issues", E_USER_ERROR); + } + + $ce = substr(phpversion(), 0, 1) > 4 ? + class_exists($class, false) : class_exists($class); + if (!$ce || + !in_array($method, get_class_methods($class)) + ) { + trigger_error("Invalid validation type $class::$method", + E_USER_WARNING); + continue; + } + unset($opt['type']); + if (sizeof($opt) == 1) { + $opt = array_pop($opt); + } + $valid[$var_name] = call_user_func(array($class, $method), + $data[$var_name], $opt); + } else { + trigger_error("Invalid validation type {$opt['type']}", + E_USER_WARNING); + } + } + return $valid; + } +} +