From a87e54e68728f5bbc9e315824a17a51998d6de96 Mon Sep 17 00:00:00 2001 From: ahwelp Date: Fri, 19 Apr 2019 01:09:02 +0000 Subject: [PATCH] Update 'src/RR/Request.php' --- src/RR/Request.php | 820 +++------------------------------------------ 1 file changed, 39 insertions(+), 781 deletions(-) diff --git a/src/RR/Request.php b/src/RR/Request.php index e3a66a9..6256a87 100755 --- a/src/RR/Request.php +++ b/src/RR/Request.php @@ -1,115 +1,16 @@ $value) { - if (!preg_match('/^[a-z0-9_-]+$/i', $key)) { - continue; - } - $result[$key] = self::clean_param($value, $type); - } - return $result; - } - - - public static function optional_param($parname, $default = '', $type){ - if (func_num_args() != 3 or empty($parname) or empty($type)) { - throw new \Exception('optional_param requires $parname, $default + $type to be specified (parameter: '.$parname.')'); - } - - if (isset($_POST[$parname])) { - $param = $_POST[$parname]; - } else if (isset($_GET[$parname])) { - $param = $_GET[$parname]; - } else { - return $default; - } - - if (is_array($param)) { - return optional_param_array($parname, $default, $type); - } - - return self::clean_param($param, $type); - } - - public static function optional_param_array($parname, $default = Array(), $type) { - if (func_num_args() != 3 or empty($parname) or empty($type)) { - throw new \Exception('optional_param_array requires $parname, $default + $type to be specified (parameter: '.$parname.')'); - } + const PARAM_INT = 'integer'; + const PARAM_DOUBLE = 'double'; + public static function requiredParam($parname, $type, $options = Array(), $default = ''){ // POST has precedence. if (isset($_POST[$parname])) { $param = $_POST[$parname]; @@ -118,696 +19,53 @@ class Request{ } else { return $default; } - if (!is_array($param)) { - return $default; - } - $result = array(); - foreach ($param as $key => $value) { - if (!preg_match('/^[a-z0-9_-]+$/i', $key)) { - continue; - } - $result[$key] = $value; - } + $param = self::filter($type, $param); - return $result; + foreach ($options as $key => $option){ + self::$key($param, $option); + } + return $param; } - public static function clean_param($param, $type) { - global $CFG; - - if (is_array($param)) { - throw new coding_exception('clean_param() can not process arrays, please use self::clean_param_array() instead.'); - } else if (is_object($param)) { - if (method_exists($param, '__toString')) { - $param = $param->__toString(); - } else { - throw new coding_exception('clean_param() can not process objects, please use self::clean_param_array() instead.'); - } - } - - switch ($type) { - case self::PARAM_RAW: - // No cleaning at all. - $param = self::fix_utf8($param); - return $param; - - case self::PARAM_RAW_TRIMMED: - // No cleaning, but strip leading and trailing whitespace. - $param = self::fix_utf8($param); - return trim($param); - - case self::PARAM_INT: - // Convert to integer. - return (int)$param; - - case self::PARAM_FLOAT: - // Convert to float. - return (float)$param; - - case self::PARAM_ALPHA: - // Remove everything not `a-z`. - return preg_replace('/[^a-zA-Z]/i', '', $param); - - case self::PARAM_ALPHAEXT: - // Remove everything not `a-zA-Z_-` (originally allowed "/" too). - return preg_replace('/[^a-zA-Z_-]/i', '', $param); - - case self::PARAM_ALPHANUM: - // Remove everything not `a-zA-Z0-9`. - return preg_replace('/[^A-Za-z0-9]/i', '', $param); - - case self::PARAM_ALPHANUMEXT: - // Remove everything not `a-zA-Z0-9_-`. - return preg_replace('/[^A-Za-z0-9_-]/i', '', $param); - - case self::PARAM_SEQUENCE: - // Remove everything not `0-9,`. - return preg_replace('/[^0-9,]/i', '', $param); - - case self::PARAM_BOOL: - // Convert to 1 or 0. - $tempstr = strtolower($param); - if ($tempstr === 'on' or $tempstr === 'yes' or $tempstr === 'true') { - $param = 1; - } else if ($tempstr === 'off' or $tempstr === 'no' or $tempstr === 'false') { - $param = 0; - } else { - $param = empty($param) ? 0 : 1; - } - return $param; - - case self::PARAM_NOTAGS: - // Strip all tags. - $param = self::fix_utf8($param); - return strip_tags($param); - - case self::PARAM_TEXT: - // Leave only tags needed for multilang. - $param = self::fix_utf8($param); - // If the multilang syntax is not correct we strip all tags because it would break xhtml strict which is required - // for accessibility standards please note this cleaning does not strip unbalanced '>' for BC compatibility reasons. - do { - if (strpos($param, '') !== false) { - // Old and future mutilang syntax. - $param = strip_tags($param, ''); - if (!preg_match_all('/<.*>/suU', $param, $matches)) { - break; - } - $open = false; - foreach ($matches[0] as $match) { - if ($match === '') { - if ($open) { - $open = false; - continue; - } else { - break 2; - } - } - if (!preg_match('/^$/u', $match)) { - break 2; - } else { - $open = true; - } - } - if ($open) { - break; - } - return $param; - - } else if (strpos($param, '') !== false) { - // Current problematic multilang syntax. - $param = strip_tags($param, ''); - if (!preg_match_all('/<.*>/suU', $param, $matches)) { - break; - } - $open = false; - foreach ($matches[0] as $match) { - if ($match === '') { - if ($open) { - $open = false; - continue; - } else { - break 2; - } - } - if (!preg_match('/^$/u', $match)) { - break 2; - } else { - $open = true; - } - } - if ($open) { - break; - } - return $param; - } - } while (false); - // Easy, just strip all tags, if we ever want to fix orphaned '&' we have to do that in format_string(). - return strip_tags($param); - - case self::PARAM_COMPONENT: - // We do not want any guessing here, either the name is correct or not - // please note only normalised component names are accepted. - if (!preg_match('/^[a-z]+(_[a-z][a-z0-9_]*)?[a-z0-9]+$/', $param)) { - return ''; - } - if (strpos($param, '__') !== false) { - return ''; - } - if (strpos($param, 'mod_') === 0) { - // Module names must not contain underscores because we need to differentiate them from invalid plugin types. - if (substr_count($param, '_') != 1) { - return ''; - } - } - return $param; - - - case self::PARAM_SAFEDIR: - // Remove everything not a-zA-Z0-9_- . - return preg_replace('/[^a-zA-Z0-9_-]/i', '', $param); - - case self::PARAM_SAFEPATH: - // Remove everything not a-zA-Z0-9/_- . - return preg_replace('/[^a-zA-Z0-9\/_-]/i', '', $param); - - case self::PARAM_FILE: - // Strip all suspicious characters from filename. - $param = self::fix_utf8($param); - $param = preg_replace('~[[:cntrl:]]|[&<>"`\|\':\\\\/]~u', '', $param); - if ($param === '.' || $param === '..') { - $param = ''; - } - return $param; - - case self::PARAM_PATH: - // Strip all suspicious characters from file path. - $param = self::fix_utf8($param); - $param = str_replace('\\', '/', $param); - - // Explode the path and clean each element using the PARAM_FILE rules. - $breadcrumb = explode('/', $param); - foreach ($breadcrumb as $key => $crumb) { - if ($crumb === '.' && $key === 0) { - // Special condition to allow for relative current path such as ./currentdirfile.txt. - } else { - $crumb = self::clean_param($crumb, PARAM_FILE); - } - $breadcrumb[$key] = $crumb; - } - $param = implode('/', $breadcrumb); - - // Remove multiple current path (./././) and multiple slashes (///). - $param = preg_replace('~//+~', '/', $param); - $param = preg_replace('~/(\./)+~', '/', $param); - return $param; - - case self::PARAM_HOST: - // Allow FQDN or IPv4 dotted quad. - $param = preg_replace('/[^\.\d\w-]/', '', $param ); - // Match ipv4 dotted quad. - if (preg_match('/(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/', $param, $match)) { - // Confirm values are ok. - if ( $match[0] > 255 - || $match[1] > 255 - || $match[3] > 255 - || $match[4] > 255 ) { - // Hmmm, what kind of dotted quad is this? - $param = ''; - } - } else if ( preg_match('/^[\w\d\.-]+$/', $param) // Dots, hyphens, numbers. - && !preg_match('/^[\.-]/',$param) // No leading dots/hyphens. - && !preg_match('/[\.-]$/',$param) // No trailing dots/hyphens. - ) { - // All is ok - $param is respected. - } else { - // All is not ok... - $param=''; - } - return $param; - - case self::PARAM_URL: // Allow safe ftp, http, mailto urls. - $param = self::fix_utf8($param); - if (!empty($param) && self::validateUrlSyntax($param, 's?H?S?F?E?u-P-a?I?p?f?q?r?')) { - // All is ok, param is respected. - } else { - // Not really ok. - $param =''; - } - return $param; - - - case self::PARAM_PEM: - $param = trim($param); - // PEM formatted strings may contain letters/numbers and the symbols: - // forward slash: / - // plus sign: + - // equal sign: = - // , surrounded by BEGIN and END CERTIFICATE prefix and suffixes. - if (preg_match('/^-----BEGIN CERTIFICATE-----([\s\w\/\+=]+)-----END CERTIFICATE-----$/', trim($param), $matches)) { - list($wholething, $body) = $matches; - unset($wholething, $matches); - $b64 = self::clean_param($body, PARAM_BASE64); - if (!empty($b64)) { - return "-----BEGIN CERTIFICATE-----\n$b64\n-----END CERTIFICATE-----\n"; - } else { - return ''; - } - } - return ''; - - case self::PARAM_BASE64: - if (!empty($param)) { - // PEM formatted strings may contain letters/numbers and the symbols - // forward slash: / - // plus sign: + - // equal sign: =. - if (0 >= preg_match('/^([\s\w\/\+=]+)$/', trim($param))) { - return ''; - } - $lines = preg_split('/[\s]+/', $param, -1, PREG_SPLIT_NO_EMPTY); - // Each line of base64 encoded data must be 64 characters in length, except for the last line which may be less - // than (or equal to) 64 characters long. - for ($i=0, $j=count($lines); $i < $j; $i++) { - if ($i + 1 == $j) { - if (64 < strlen($lines[$i])) { - return ''; - } - continue; - } - - if (64 != strlen($lines[$i])) { - return ''; - } - } - return implode("\n", $lines); - } else { - return ''; - } - - case self::PARAM_TAGLIST: - $param = self::fix_utf8($param); - $tags = explode(',', $param); - $result = array(); - foreach ($tags as $tag) { - $res = self::clean_param($tag, PARAM_TAG); - if ($res !== '') { - $result[] = $res; - } - } - if ($result) { - return implode(',', $result); - } else { - return ''; - } - - case self::PARAM_USERNAME: - $param = self::fix_utf8($param); - $param = trim($param); - // Convert uppercase to lowercase MDL-16919. - $param = core_text::strtolower($param); - if (empty($CFG->extendedusernamechars)) { - $param = str_replace(" " , "", $param); - // Regular expression, eliminate all chars EXCEPT: - // alphanum, dash (-), underscore (_), at sign (@) and period (.) characters. - $param = preg_replace('/[^-\.@_a-z0-9]/', '', $param); - } - return $param; - - case self::PARAM_EMAIL: - $param = self::fix_utf8($param); - if (validate_email($param)) { - return $param; - } else { - return ''; - } - - case self::PARAM_STRINGID: - if (preg_match('|^[a-zA-Z][a-zA-Z0-9\.:/_-]*$|', $param)) { - return $param; - } else { - return ''; - } - - case self::PARAM_TIMEZONE: - // Can be int, float(with .5 or .0) or string seperated by '/' and can have '-_'. - $param = self::fix_utf8($param); - $timezonepattern = '/^(([+-]?(0?[0-9](\.[5|0])?|1[0-3](\.0)?|1[0-2]\.5))|(99)|[[:alnum:]]+(\/?[[:alpha:]_-])+)$/'; - if (preg_match($timezonepattern, $param)) { - return $param; - } else { - return ''; - } - - default: - // Doh! throw error, switched parameters in optional_param or another serious problem. - print_error("unknownparamtype", '', '', $type); - } - } - - private static function fix_utf8($value) { - if (is_null($value) or $value === '') { - return $value; - - } else if (is_string($value)) { - if ((string)(int)$value === $value) { - // Shortcut. - return $value; - } - // No null bytes expected in our data, so let's remove it. - $value = str_replace("\0", '', $value); - - // Note: this duplicates min_self::self::fix_utf8() intentionally. - static $buggyiconv = null; - if ($buggyiconv === null) { - $buggyiconv = (!function_exists('iconv') or @iconv('UTF-8', 'UTF-8//IGNORE', '100'.chr(130).'€') !== '100€'); - } - - if ($buggyiconv) { - if (function_exists('mb_convert_encoding')) { - $subst = mb_substitute_character(); - mb_substitute_character(''); - $result = mb_convert_encoding($value, 'utf-8', 'utf-8'); - mb_substitute_character($subst); - - } else { - // Warn admins on admin/index.php page. - $result = $value; - } - - } else { - $result = @iconv('UTF-8', 'UTF-8//IGNORE', $value); - } - - return $result; - - } else if (is_array($value)) { - foreach ($value as $k => $v) { - $value[$k] = self::fix_utf8($v); - } - return $value; - - } else if (is_object($value)) { - // Do not modify original. - $value = clone($value); - foreach ($value as $k => $v) { - $value->$k = self::fix_utf8($v); - } - return $value; - - } else { - // This is some other type, no utf-8 here. - return $value; - } - } - - function validateUrlSyntax( $urladdr, $options="" ){ - - // Force Options parameter to be lower case - // DISABLED PERMAMENTLY - OK to remove from code - // $options = strtolower($options); - - // Check Options Parameter - if (!preg_match( '/^([sHSEFuPaIpfqr][+?-])*$/', $options )) - { - trigger_error("Options attribute malformed", E_USER_ERROR); - } - - // Set Options Array, set defaults if options are not specified - // Scheme - if (strpos( $options, 's') === false) $aOptions['s'] = '?'; - else $aOptions['s'] = substr( $options, strpos( $options, 's') + 1, 1); - // http:// - if (strpos( $options, 'H') === false) $aOptions['H'] = '?'; - else $aOptions['H'] = substr( $options, strpos( $options, 'H') + 1, 1); - // https:// (SSL) - if (strpos( $options, 'S') === false) $aOptions['S'] = '?'; - else $aOptions['S'] = substr( $options, strpos( $options, 'S') + 1, 1); - // mailto: (email) - if (strpos( $options, 'E') === false) $aOptions['E'] = '-'; - else $aOptions['E'] = substr( $options, strpos( $options, 'E') + 1, 1); - // ftp:// - if (strpos( $options, 'F') === false) $aOptions['F'] = '-'; - else $aOptions['F'] = substr( $options, strpos( $options, 'F') + 1, 1); - // User section - if (strpos( $options, 'u') === false) $aOptions['u'] = '?'; - else $aOptions['u'] = substr( $options, strpos( $options, 'u') + 1, 1); - // Password in user section - if (strpos( $options, 'P') === false) $aOptions['P'] = '?'; - else $aOptions['P'] = substr( $options, strpos( $options, 'P') + 1, 1); - // Address Section - if (strpos( $options, 'a') === false) $aOptions['a'] = '+'; - else $aOptions['a'] = substr( $options, strpos( $options, 'a') + 1, 1); - // IP Address in address section - if (strpos( $options, 'I') === false) $aOptions['I'] = '?'; - else $aOptions['I'] = substr( $options, strpos( $options, 'I') + 1, 1); - // Port number - if (strpos( $options, 'p') === false) $aOptions['p'] = '?'; - else $aOptions['p'] = substr( $options, strpos( $options, 'p') + 1, 1); - // File Path - if (strpos( $options, 'f') === false) $aOptions['f'] = '?'; - else $aOptions['f'] = substr( $options, strpos( $options, 'f') + 1, 1); - // Query Section - if (strpos( $options, 'q') === false) $aOptions['q'] = '?'; - else $aOptions['q'] = substr( $options, strpos( $options, 'q') + 1, 1); - // Fragment (Anchor) - if (strpos( $options, 'r') === false) $aOptions['r'] = '?'; - else $aOptions['r'] = substr( $options, strpos( $options, 'r') + 1, 1); - - - // Loop through options array, to search for and replace "-" to "{0}" and "+" to "" - foreach($aOptions as $key => $value) - { - if ($value == '-') - { - $aOptions[$key] = '{0}'; - } - if ($value == '+') - { - $aOptions[$key] = ''; - } - } - - // DEBUGGING - Unescape following line to display to screen current option values - // echo '
'; print_r($aOptions); echo '
'; - - - // Preset Allowed Characters - $alphanum = '[a-zA-Z0-9]'; // Alpha Numeric - $unreserved = '[a-zA-Z0-9_.!~*' . '\'' . '()-]'; - $escaped = '(%[0-9a-fA-F]{2})'; // Escape sequence - In Hex - %6d would be a 'm' - $reserved = '[;/?:@&=+$,]'; // Special characters in the URI - - // Beginning Regular Expression - // Scheme - Allows for 'http://', 'https://', 'mailto:', or 'ftp://' - $scheme = '('; - if ($aOptions['H'] === '') { $scheme .= 'http://'; } - elseif ($aOptions['S'] === '') { $scheme .= 'https://'; } - elseif ($aOptions['E'] === '') { $scheme .= 'mailto:'; } - elseif ($aOptions['F'] === '') { $scheme .= 'ftp://'; } - else - { - if ($aOptions['H'] === '?') { $scheme .= '|(http://)'; } - if ($aOptions['S'] === '?') { $scheme .= '|(https://)'; } - if ($aOptions['E'] === '?') { $scheme .= '|(mailto:)'; } - if ($aOptions['F'] === '?') { $scheme .= '|(ftp://)'; } - $scheme = str_replace('(|', '(', $scheme); // fix first pipe - } - $scheme .= ')' . $aOptions['s']; - // End setting scheme - - // User Info - Allows for 'username@' or 'username:password@'. Note: contrary to rfc, I removed ':' from username section, allowing it only in password. - // /---------------- Username -----------------------\ /-------------------------------- Password ------------------------------\ - $userinfo = '((' . $unreserved . '|' . $escaped . '|[;&=+$,]' . ')+(:(' . $unreserved . '|' . $escaped . '|[;:&=+$,]' . ')+)' . $aOptions['P'] . '@)' . $aOptions['u']; - - // IP ADDRESS - Allows 0.0.0.0 to 255.255.255.255 - $ipaddress = '((((2(([0-4][0-9])|(5[0-5])))|([01]?[0-9]?[0-9]))\.){3}((2(([0-4][0-9])|(5[0-5])))|([01]?[0-9]?[0-9])))'; - - // Tertiary Domain(s) - Optional - Multi - Although some sites may use other characters, the RFC says tertiary domains have the same naming restrictions as second level domains - $domain_tertiary = '(' . $alphanum . '(([a-zA-Z0-9-]{0,62})' . $alphanum . ')?\.)*'; - - /* MDL-9295 - take out domain_secondary here and below, so that URLs like http://localhost/ and lan addresses like http://host/ are accepted. - // Second Level Domain - Required - First and last characters must be Alpha-numeric. Hyphens are allowed inside. - $domain_secondary = '(' . $alphanum . '(([a-zA-Z0-9-]{0,62})' . $alphanum . ')?\.)'; - */ - -// we want more relaxed URLs in Moodle: MDL-11462 - // Top Level Domain - First character must be Alpha. Last character must be AlphaNumeric. Hyphens are allowed inside. - $domain_toplevel = '([a-zA-Z](([a-zA-Z0-9-]*)[a-zA-Z0-9])?)'; - /* // Top Level Domain - Required - Domain List Current As Of December 2004. Use above escaped line to be forgiving of possible future TLD's - $domain_toplevel = '(aero|biz|com|coop|edu|gov|info|int|jobs|mil|mobi|museum|name|net|org|post|pro|travel|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|az|ax|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tl|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)'; - */ - - // Address can be IP address or Domain - if ($aOptions['I'] === '{0}') { // IP Address Not Allowed - $address = '(' . $domain_tertiary . /* MDL-9295 $domain_secondary . */ $domain_toplevel . ')'; - } elseif ($aOptions['I'] === '') { // IP Address Required - $address = '(' . $ipaddress . ')'; - } else { // IP Address Optional - $address = '((' . $ipaddress . ')|(' . $domain_tertiary . /* MDL-9295 $domain_secondary . */ $domain_toplevel . '))'; - } - $address = $address . $aOptions['a']; - - // Port Number - :80 or :8080 or :65534 Allows range of :0 to :65535 - // (0-59999) |(60000-64999) |(65000-65499) |(65500-65529) |(65530-65535) - $port_number = '(:(([0-5]?[0-9]{1,4})|(6[0-4][0-9]{3})|(65[0-4][0-9]{2})|(655[0-2][0-9])|(6553[0-5])))' . $aOptions['p']; - - // Path - Can be as simple as '/' or have multiple folders and filenames - $path = '(/((;)?(' . $unreserved . '|' . $escaped . '|' . '[:@&=+$,]' . ')+(/)?)*)' . $aOptions['f']; - - // Query Section - Accepts ?var1=value1&var2=value2 or ?2393,1221 and much more - $querystring = '(\?(' . $reserved . '|' . $unreserved . '|' . $escaped . ')*)' . $aOptions['q']; - - // Fragment Section - Accepts anchors such as #top - $fragment = '(\#(' . $reserved . '|' . $unreserved . '|' . $escaped . ')*)' . $aOptions['r']; - - - // Building Regular Expression - $regexp = '#^' . $scheme . $userinfo . $address . $port_number . $path . $querystring . $fragment . '$#i'; - - // DEBUGGING - Uncomment Line Below To Display The Regular Expression Built - // echo '
' . htmlentities(wordwrap($regexp,70,"\n",1)) . '
'; - - // Running the regular expression - if (preg_match( $regexp, $urladdr )) - { - return true; // The domain passed - } - else - { - return false; // The domain didn't pass the expression - } + public static function requiredParamArray($parname, $type, $default = '', $options = Array() ){ } - function validateEmailSyntax( $emailaddr, $options="" ){ - - // Check Options Parameter - if (!preg_match( '/^([sHSEFuPaIpfqr][+?-])*$/', $options )) - { - trigger_error("Options attribute malformed", E_USER_ERROR); - } - - // Set Options Array, set defaults if options are not specified - // Scheme - if (strpos( $options, 's') === false) $aOptions['s'] = '-'; - else $aOptions['s'] = substr( $options, strpos( $options, 's') + 1, 1); - // http:// - if (strpos( $options, 'H') === false) $aOptions['H'] = '-'; - else $aOptions['H'] = substr( $options, strpos( $options, 'H') + 1, 1); - // https:// (SSL) - if (strpos( $options, 'S') === false) $aOptions['S'] = '-'; - else $aOptions['S'] = substr( $options, strpos( $options, 'S') + 1, 1); - // mailto: (email) - if (strpos( $options, 'E') === false) $aOptions['E'] = '?'; - else $aOptions['E'] = substr( $options, strpos( $options, 'E') + 1, 1); - // ftp:// - if (strpos( $options, 'F') === false) $aOptions['F'] = '-'; - else $aOptions['F'] = substr( $options, strpos( $options, 'F') + 1, 1); - // User section - if (strpos( $options, 'u') === false) $aOptions['u'] = '+'; - else $aOptions['u'] = substr( $options, strpos( $options, 'u') + 1, 1); - // Password in user section - if (strpos( $options, 'P') === false) $aOptions['P'] = '-'; - else $aOptions['P'] = substr( $options, strpos( $options, 'P') + 1, 1); - // Address Section - if (strpos( $options, 'a') === false) $aOptions['a'] = '+'; - else $aOptions['a'] = substr( $options, strpos( $options, 'a') + 1, 1); - // IP Address in address section - if (strpos( $options, 'I') === false) $aOptions['I'] = '-'; - else $aOptions['I'] = substr( $options, strpos( $options, 'I') + 1, 1); - // Port number - if (strpos( $options, 'p') === false) $aOptions['p'] = '-'; - else $aOptions['p'] = substr( $options, strpos( $options, 'p') + 1, 1); - // File Path - if (strpos( $options, 'f') === false) $aOptions['f'] = '-'; - else $aOptions['f'] = substr( $options, strpos( $options, 'f') + 1, 1); - // Query Section - if (strpos( $options, 'q') === false) $aOptions['q'] = '-'; - else $aOptions['q'] = substr( $options, strpos( $options, 'q') + 1, 1); - // Fragment (Anchor) - if (strpos( $options, 'r') === false) $aOptions['r'] = '-'; - else $aOptions['r'] = substr( $options, strpos( $options, 'r') + 1, 1); - - // Generate options - $newoptions = ''; - foreach($aOptions as $key => $value) - { - $newoptions .= $key . $value; - } - - // DEBUGGING - Uncomment line below to display generated options - // echo '
' . $newoptions . '
'; - - // Send to validateUrlSyntax() and return result - return validateUrlSyntax( $emailaddr, $newoptions); + public static function optionalParam(){ } - function validateFtpSyntax( $ftpaddr, $options="" ){ - - // Check Options Parameter - if (!preg_match( '/^([sHSEFuPaIpfqr][+?-])*$/', $options )) - { - trigger_error("Options attribute malformed", E_USER_ERROR); - } - - // Set Options Array, set defaults if options are not specified - // Scheme - if (strpos( $options, 's') === false) $aOptions['s'] = '?'; - else $aOptions['s'] = substr( $options, strpos( $options, 's') + 1, 1); - // http:// - if (strpos( $options, 'H') === false) $aOptions['H'] = '-'; - else $aOptions['H'] = substr( $options, strpos( $options, 'H') + 1, 1); - // https:// (SSL) - if (strpos( $options, 'S') === false) $aOptions['S'] = '-'; - else $aOptions['S'] = substr( $options, strpos( $options, 'S') + 1, 1); - // mailto: (email) - if (strpos( $options, 'E') === false) $aOptions['E'] = '-'; - else $aOptions['E'] = substr( $options, strpos( $options, 'E') + 1, 1); - // ftp:// - if (strpos( $options, 'F') === false) $aOptions['F'] = '+'; - else $aOptions['F'] = substr( $options, strpos( $options, 'F') + 1, 1); - // User section - if (strpos( $options, 'u') === false) $aOptions['u'] = '?'; - else $aOptions['u'] = substr( $options, strpos( $options, 'u') + 1, 1); - // Password in user section - if (strpos( $options, 'P') === false) $aOptions['P'] = '?'; - else $aOptions['P'] = substr( $options, strpos( $options, 'P') + 1, 1); - // Address Section - if (strpos( $options, 'a') === false) $aOptions['a'] = '+'; - else $aOptions['a'] = substr( $options, strpos( $options, 'a') + 1, 1); - // IP Address in address section - if (strpos( $options, 'I') === false) $aOptions['I'] = '?'; - else $aOptions['I'] = substr( $options, strpos( $options, 'I') + 1, 1); - // Port number - if (strpos( $options, 'p') === false) $aOptions['p'] = '?'; - else $aOptions['p'] = substr( $options, strpos( $options, 'p') + 1, 1); - // File Path - if (strpos( $options, 'f') === false) $aOptions['f'] = '?'; - else $aOptions['f'] = substr( $options, strpos( $options, 'f') + 1, 1); - // Query Section - if (strpos( $options, 'q') === false) $aOptions['q'] = '-'; - else $aOptions['q'] = substr( $options, strpos( $options, 'q') + 1, 1); - // Fragment (Anchor) - if (strpos( $options, 'r') === false) $aOptions['r'] = '-'; - else $aOptions['r'] = substr( $options, strpos( $options, 'r') + 1, 1); - - // Generate options - $newoptions = ''; - foreach($aOptions as $key => $value) - { - $newoptions .= $key . $value; - } - - // DEBUGGING - Uncomment line below to display generated options - // echo '
' . $newoptions . '
'; - - // Send to validateUrlSyntax() and return result - return validateUrlSyntax( $ftpaddr, $newoptions); + public static function optionalParamArray(){ } + private static function filter($type, $paramname){ + switch ($type){ + case 'integer': + if(is_integer($paramname)){ + return $paramname; + } + break; + case 'double': + if(is_double($paramname)){ + return $paramname; + } + break; + case 'alpha': + + } + } + + /* + * Validations + */ + private static function minVal(){ + + } + + private static function maxVal(){ + + } } \ No newline at end of file