diff options
| author | Evan Prodromou <evan@controlyourself.ca> | 2008-09-30 09:38:47 -0400 |
|---|---|---|
| committer | Evan Prodromou <evan@controlyourself.ca> | 2008-09-30 09:38:47 -0400 |
| commit | 02befa21c35ab36a87f9eca08e7e1bb06cf2c4a9 (patch) | |
| tree | ad0a83384268a4677403abe4f696d8abd8cf6100 /extlib/Validate.php | |
| parent | 52de32fd829295e4d7124530fa0f1886bf205f36 (diff) | |
some extlibs that were missing from 0.6.0
darcs-hash:20080930133847-5ed1f-429b4b3c6ff4f56f50e2dad19de76066589b9e05.gz
Diffstat (limited to 'extlib/Validate.php')
| -rw-r--r-- | extlib/Validate.php | 1051 |
1 files changed, 1051 insertions, 0 deletions
diff --git a/extlib/Validate.php b/extlib/Validate.php new file mode 100644 index 000000000..4c05506b3 --- /dev/null +++ b/extlib/Validate.php @@ -0,0 +1,1051 @@ +<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox, Amir Saied |
+// +----------------------------------------------------------------------+
+// | This source file is subject to the New BSD license, That is bundled |
+// | with this package in the file LICENSE, and is available through |
+// | the world-wide-web at |
+// | http://www.opensource.org/licenses/bsd-license.php |
+// | If you did not receive a copy of the new BSDlicense and are unable |
+// | to obtain it through the world-wide-web, please send a note to |
+// | pajoye@php.net so we can mail you a copy immediately. |
+// +----------------------------------------------------------------------+
+// | Author: Tomas V.V.Cox <cox@idecnet.com> |
+// | Pierre-Alain Joye <pajoye@php.net> |
+// | Amir Mohammad Saied <amir@php.net> |
+// +----------------------------------------------------------------------+
+//
+/**
+ * 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 <cox@idecnet.com>
+ * @author Pierre-Alain Joye <pajoye@php.net>
+ * @author Amir Mohammad Saied <amir@php.net>
+ * @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 <cox@idecnet.com>
+ * @author Pierre-Alain Joye <pajoye@php.net>
+ * @author Amir Mohammad Saied <amir@php.net>
+ * @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*<any CHAR except specials, SPACE and CTLs>
+ $atom = '[^][()<>@,;:\\".\s\000-\037\177-\377]+\s*';
+ // qtext = <any CHAR excepting <">, ; => 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 = <any CHAR excluding "[", ; => 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 .
+ ')?)*)((?<!\\\\)\((?:(?2)|.)*?(?<!\\\\)\))/';
+ }
+ // strip comments
+ $email = preg_replace($uncomment, '$1 ', $email);
+ return preg_match($address, $email);
+ }
+
+ /**
+ * Full TLD Validation function
+ *
+ * This function is used to make a much more proficient validation
+ * against all types of official domain names.
+ *
+ * @access protected
+ * @param string $email The email address to check.
+ * @param array $options The options for validation
+ * @return bool True if validating succeeds
+ */
+ function _fullTLDValidation($email, $options)
+ {
+ $validate = array();
+
+ switch ($options) {
+ /** 1 */
+ case VALIDATE_ITLD_EMAILS:
+ array_push($validate, 'itld');
+ break;
+
+ /** 2 */
+ case VALIDATE_GTLD_EMAILS:
+ array_push($validate, 'gtld');
+ break;
+
+ /** 3 */
+ case VALIDATE_ITLD_EMAILS | VALIDATE_GTLD_EMAILS:
+ array_push($validate, 'itld');
+ array_push($validate, 'gtld');
+ break;
+
+ /** 4 */
+ case VALIDATE_CCTLD_EMAILS:
+ array_push($validate, 'cctld');
+ break;
+
+ /** 5 */
+ case VALIDATE_CCTLD_EMAILS | VALIDATE_ITLD_EMAILS:
+ array_push($validate, 'cctld');
+ array_push($validate, 'itld');
+ break;
+
+ /** 6 */
+ case VALIDATE_CCTLD_EMAILS ^ VALIDATE_ITLD_EMAILS:
+ array_push($validate, 'cctld');
+ array_push($validate, 'itld');
+ break;
+
+ /** 7 - 8 */
+ case VALIDATE_CCTLD_EMAILS | VALIDATE_ITLD_EMAILS | VALIDATE_GTLD_EMAILS:
+ case VALIDATE_ALL_EMAILS:
+ array_push($validate, 'cctld');
+ array_push($validate, 'itld');
+ array_push($validate, 'gtld');
+ break;
+ }
+
+ /**
+ * Debugging still, not implemented but code is somewhat here.
+ */
+
+ $self = new Validate;
+
+ $toValidate = array();
+
+ foreach ($validate as $valid) {
+ $tmpVar = '_' . (string)$valid;
+ $toValidate[$valid] = $self->{$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:
+ * <code>
+ * $options = array('allowed_schemes' => array('http', 'https', 'ftp'))
+ * var_dump(Validate::uri('http://www.example.org', $options));
+ * </code>
+ *
+ * NOTE 1: The rfc2396 normally allows middle '-' in the top domain
+ * e.g. http://example.co-m should be valid
+ * However, as '-' is not used in any known TLD, it is invalid
+ * NOTE 2: As double shlashes // are allowed in the path part, only full URIs
+ * including an authority can be valid, no relative URIs
+ * the // are mandatory (optionally preceeded by the 'sheme:' )
+ * NOTE 3: the full complience to rfc2396 is not achieved by default
+ * the characters ';/?:@$,' 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, $opt);
+
+ /**
+ * external validation method in the form:
+ * "<class name><underscore><method name>"
+ * Ex: us_ssn will include class Validate/US.php and call method ssn()
+ */
+ } elseif (strpos($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;
+ }
+}
+
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