validation.php ➔ isVATNumber() - Code Metrics - Inspection of "1.2.0 - 2016-08-24" - padosoft/support - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 6f3a7a...818ba8 )

by Lorenzo

created 2016-08-24 01:51 UTC

validation.php ➔ isVATNumber() B

↳ Parent: Project

Complexity

Conditions	5
Paths	10

Size

Total Lines	26
Code Lines	18

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	5
eloc	18
nc	10
nop	2
dl	0
loc	26
rs	8.439
c	0
b	0
f	0

<?php

/**
 * Check if a string number starts with one ore more zero
 * i.e.: 00...000 or 000...0Xxxx.x  with X an int
 * @param $value
 * @return bool
 */
function isStringNumberStartsWithMoreThanOneZero($value)
{
    return preg_match('/^[0]{2,}$/', $value) === 1 || preg_match('/^0{1,}[1-9]{1,}$/', $value) === 1;
}

/**
 * Check if the value (int, float or string) is a integer and greater than zero..
 * Only number >0 and <=PHP_INT_MAX
 * or if $acceptIntegerFloatingPoints==true a floating point that match an positive integer).
 * @param $value
 * @param bool $acceptIntegerFloatingPoints
 * @return bool
 */
function isIntegerPositive($value, $acceptIntegerFloatingPoints = false) : bool
{
    return isInteger($value, true, $acceptIntegerFloatingPoints) && $value > 0;
}

/**
 * Check if the value (int, float or string) is a integer and greater than zero or equals to zero..
 * Only number >=0 and <=PHP_INT_MAX
 * or if $acceptIntegerFloatingPoints==true a floating point that match an positive integer).
 * @param $value
 * @param bool $acceptIntegerFloatingPoints
 * @return bool
 */
function isIntegerPositiveOrZero($value, $acceptIntegerFloatingPoints = false) : bool
{
    return isInteger($value, true, $acceptIntegerFloatingPoints) && $value >= 0;
}

/**
 * Check if the value (int, float or string) is a integer.
 * Only number <=PHP_INT_MAX (and >=PHP_INT_MIN if unsigned=true)
 * or if $acceptIntegerFloatingPoints==true a floating point that match an integer).
 * @param $value
 * @param bool $unsigned
 * @param bool $acceptIntegerFloatingPoints
 * @return bool
 */
function isInteger($value, $unsigned = true, $acceptIntegerFloatingPoints = false) : bool
{
    if (isStringNumberStartsWithMoreThanOneZero($value)) {
        return false;
    }

    //accept only integer number and if $acceptIntegerFloatingPoints is true accept integer floating point too.
    return ((preg_match('/^' . ($unsigned ? '' : '-{0,1}') . '[0-9]{1,}$/', $value) === 1
            && ($value <= PHP_INT_MAX && $value >= PHP_INT_MIN && (((int)$value) == $value))
        )
        || ($acceptIntegerFloatingPoints && isIntegerFloatingPoint($value, $unsigned)));
}

/**
 * Check if string is a valid floating point that
 * match an integer (<=PHP_INT_MAX and >=PHP_INT_MIN if unsigned=true)
 * or is an integer
 * Ex.: 1, 1e2, 1E2, 1e+2, 1e-2, 1.4e+2, -1.2e+2, -1.231e-2 etc...
 * @param $value
 * @param bool $unsigned
 * @return bool
 */
function isIntegerFloatingPoint($value, $unsigned = true) : bool
{
    return isFloatingPoint($value, $unsigned)
    && $value <= PHP_INT_MAX && $value >= PHP_INT_MIN
    //big number rouned to int aproximately!
    //big number change into exp format
    && ((int)((double)$value) == $value || (int)$value == $value || strpos(strtoupper((string)$value), 'E') === false);
}

/**
 * Check if string is a valid floating point.
 * Ex.: [+-]1, [+-]1e2, [+-]1E2, [+-]1e+2, [+-]1e-2, [+-]1.43234e+2, -1.231e+2, -1.231e-2 etc...
 * @param $value
 * @param $unsigned
 * @return bool
 */
function isFloatingPoint($value, $unsigned) : bool
{
    if (isStringNumberStartsWithMoreThanOneZero($value)) {
        return false;
    }

    return preg_match('/^' . ($unsigned ? '[+]{0,1}' : '[-+]{0,1}') . '[0-9]{1,}(\.[0-9]{1,}){0,1}([Ee][+,-]{0,1}[0-9]{1,}){0,}$/',
        $value) === 1;
}

/**
 * Check if the value are a double (integer or float in the form 1, 1.11...1.
 * @param $value
 * @param int $dec
 * @param bool $unsigned
 * @param bool $exactDec if set to true aspect number of dec exact to $dec,
 * otherwise $dec is max decimals accepted (0 decimals are also ok in this case).
 * if $dec is an empty string, accept 0 to infinite decimals.
 * @return bool
 */
function isDouble($value, $dec = 2, $unsigned = true, $exactDec = false) : bool
{
    if (isStringNumberStartsWithMoreThanOneZero($value)) {
        return false;
    }
    $regEx = '/^' . ($unsigned ? '' : '-{0,1}') . '[0-9]{1,}(\.{1}[0-9]{' . ($exactDec ? '' : '1,') . $dec . '})' . ($exactDec ? '{1}' : '{0,1}') . '$/';
    return preg_match($regEx, $value) === 1;
}

/**
 * Check if string is dd/mm/YYYY
 * @param $value
 * @return bool
 */
function isDateIta($value) : bool

{
    if ($value === null || $value == '' || strlen($value) != 10 || strpos($value, '/') === false) {
        return false;
    }
    list($dd, $mm, $yyyy) = explode('/', $value);
    try {
        return checkdate($mm, $dd, $yyyy);
    } catch (Exception $e) {
        return false;
    }
}

/**
 * Check if string is YYYY-mm-dd
 * @param $value
 * @return bool
 */
function isDateIso($value) : bool

{
    if ($value === null || $value == '' || strlen($value) != 10 || strpos($value, '-') === false) {
        return false;
    }
    list($yyyy, $mm, $dd) = explode('-', $value);
    try {
        return checkdate($mm, $dd, $yyyy);
    } catch (Exception $e) {
        return false;
    }
}

/**
 * Check if string is YYYY-mm-dd HH:ii:ss
 * @param $value
 * @return bool
 */
function isDateTimeIso($value) : bool
{
    if (!isDateIso(substr($value, 0, 10))) {
        return false;
    }
    return isTimeIso(substr($value, 11));
}

/**
 * Check if string is dd/mm/YYYY HH:ii:ss
 * @param $value
 * @return bool
 */
function isDateTimeIta($value) : bool
{
    if (!isDateIta(substr($value, 0, 10))) {
        return false;
    }
    return isTimeIso(substr($value, 11));
}

/**
 * Check if string is HH:ii:ss
 * @param $value
 * @return bool
 */
function isTimeIso($value) : bool
{
    $strRegExp = '/^[0-9]{2}:[0-9]{2}:[0-9]{2}$/';
    return preg_match($strRegExp, $value) === 1;
}

/**
 * An alias of isTimeIso.
 * @param $value
 * @return bool
 */
function isTimeIta($value)
{
    return isTimeIso($value);
}

/**
 * @param $value
 * @return bool
 */
function isMail($value) : bool
{
    return !(filter_var($value, FILTER_VALIDATE_EMAIL) === false);
}

/**
 * isIPv4 check if a string is a valid IP v4
 * @param  string $IP2Check IP to check
 * @return bool
 */
function isIPv4($IP2Check) : bool
{
    return !(filter_var($IP2Check, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false);
}

/**
 * isIPv6 check if a string is a valid IP v6
 * @param  string $IP2Check IP to check
 * @return bool
 */
function isIPv6($IP2Check) : bool
{
    return !(filter_var($IP2Check, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false);
}

/**
 * Check if a string is a valid IP (v4 or v6).
 * @param  string $IP2Check IP to check
 * @return bool
 */
function isIP($IP2Check) : bool
{
    return !(filter_var($IP2Check, FILTER_VALIDATE_IP) === false);
}

/**
 * Check if a string has a URL address syntax is valid.
 * It require scheme to be valide (http|https|ftp|mailto|file|data)
 * i.e.: http://dummy.com and http://www.dummy.com is valid but www.dummy.and dummy.com return false.
 * @param $url
 * @return bool
 */
function isUrl($url) : bool
{
    return filter_var($url, FILTER_VALIDATE_URL) !== false;
}

/**
 * Check if a string is valid hostname
 * (dummy.com, www.dummy.com, , www.dummy.co.uk, , www.dummy-dummy.com, etc..).
 * @param $value
 * @return bool
 */
function isHostname($value) : bool
{
    return preg_match('/(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)/i', $value) === 1;
}

/**
 * Controlla partita IVA Italiana.
 * @author Umberto Salsi <[email protected]>
 * @author Lorenzo Padovani modified.
 * @version 2012-05-12
 * @param string $pi Partita IVA Italiana è costituita da 11 cifre. Non sono ammessi
 * caratteri di spazio, per cui i campi di input dell'utente dovrebbero
 * essere trimmati preventivamente. La stringa vuota e' ammessa, cioe'
 * il dato viene considerato opzionale.
 * @param bool $validateOnVIES default false. if se to true, first check algorithm then if it valid,
 * try to check VIES service. If VIES return false or soap exception was thrown, return false.
 * @return bool
 */
function isPiva(string $pi, bool $validateOnVIES = false) : bool
{
    if ($pi === null || $pi === '' || strlen($pi) != 11 || preg_match("/^[0-9]+\$/", $pi) != 1) {
        return false;
    }
    $s = 0;
    for ($i = 0; $i <= 9; $i += 2) {
        $s += ord($pi[$i]) - ord('0');
    }
    for ($i = 1; $i <= 9; $i += 2) {
        $c = 2 * (ord($pi[$i]) - ord('0'));
        if ($c > 9) {
            $c -= 9;
        }
        $s += $c;
    }
    if ((10 - $s % 10) % 10 != ord($pi[10]) - ord('0')) {
        return false;
    }
    if (!$validateOnVIES) {
        return true;
    }
    //check vies
    try {
        return isVATNumber($pi);
    } catch (SoapFault $e) {
        return false;
    }
}

/**
 * Validate a European VAT number using the EU commission VIES service.
 * If not $vatNumber starts with country code, a default $countryCodeDefault applied.
 * @param string $vatNumber
 * @param string $countryCodeDefault default 'IT'
 * @return bool
 * @throws SoapFault
 */
function isVATNumber(string $vatNumber, string $countryCodeDefault = 'IT') : bool
{
    if (strlen($vatNumber) < 3) {
        return false;
    }

    $vatNumber = str_replace([' ', '-', '.', ','], '', strtoupper(trim($vatNumber)));
    $countryCode = strtoupper(substr($vatNumber, 0, 2));

    if (preg_match('/^[A-Za-z]{2}$/', $countryCode) === 1) {
        $vatNumber = substr($vatNumber, 2);
    } else {
        $countryCode = $countryCodeDefault != '' ? strtoupper($countryCodeDefault) : 'IT';
    }
    try {
        $serviceUrl = 'http://ec.europa.eu/taxation_customs/vies/checkVatService.wsdl';
        $client = new SoapClient($serviceUrl);
        $response = $client->checkVat([
            'countryCode' => $countryCode,
            'vatNumber' => $vatNumber,
        ]);
        return $response->valid;
    } catch (SoapFault $e) {
        throw $e;
    }
}

/**
 * Controlla codice fiscale.
 * @author Umberto Salsi <[email protected]>
 * @version 2012-05-12
 * @param string $cf Codice fiscale costituito da 16 caratteri. Non
 * sono ammessi caratteri di spazio, per cui i campi di input dell'utente
 * dovrebbero essere trimmati preventivamente. La stringa vuota e' ammessa,
 * cioe' il dato viene considerato opzionale.
 * @return bool
 */
function isCf(string $cf) : bool
{
    if ($cf === null || $cf === '' || strlen($cf) != 16) {
        return false;
    }
    $cf = strtoupper($cf);
    if (preg_match("/^[A-Z0-9]+\$/", $cf) != 1) {
        return false;
    }
    $s = 0;
    for ($i = 1; $i <= 13; $i += 2) {
        $c = $cf[$i];
        if (strcmp($c, "0") >= 0 && strcmp($c, "9") <= 0) {
            $s += ord($c) - ord('0');
        } else {
            $s += ord($c) - ord('A');
        }
    }
    for ($i = 0; $i <= 14; $i += 2) {
        $c = $cf[$i];
        switch ($c) {
            case '0':
                $s += 1;
                break;
            case '1':
                $s += 0;
                break;
            case '2':
                $s += 5;
                break;
            case '3':
                $s += 7;
                break;
            case '4':
                $s += 9;
                break;
            case '5':
                $s += 13;
                break;
            case '6':
                $s += 15;
                break;
            case '7':
                $s += 17;
                break;
            case '8':
                $s += 19;
                break;
            case '9':
                $s += 21;
                break;
            case 'A':
                $s += 1;
                break;
            case 'B':
                $s += 0;
                break;
            case 'C':
                $s += 5;
                break;
            case 'D':
                $s += 7;
                break;
            case 'E':
                $s += 9;
                break;
            case 'F':
                $s += 13;
                break;
            case 'G':
                $s += 15;
                break;
            case 'H':
                $s += 17;
                break;
            case 'I':
                $s += 19;
                break;
            case 'J':
                $s += 21;
                break;
            case 'K':
                $s += 2;
                break;
            case 'L':
                $s += 4;
                break;
            case 'M':
                $s += 18;
                break;
            case 'N':
                $s += 20;
                break;
            case 'O':
                $s += 11;
                break;
            case 'P':
                $s += 3;
                break;
            case 'Q':
                $s += 6;
                break;
            case 'R':
                $s += 8;
                break;
            case 'S':
                $s += 12;
                break;
            case 'T':
                $s += 14;
                break;
            case 'U':
                $s += 16;
                break;
            case 'V':
                $s += 10;
                break;
            case 'W':
                $s += 22;
                break;
            case 'X':
                $s += 25;
                break;
            case 'Y':
                $s += 24;
                break;
            case 'Z':
                $s += 23;
                break;
            /*. missing_default: .*/
        }
    }
    return !(chr($s % 26 + ord('A')) != $cf[15]);
}


1		<?php
2
3		/**
4		* Check if a string number starts with one ore more zero
5		* i.e.: 00...000 or 000...0Xxxx.x with X an int
6		* @param $value
7		* @return bool
8		*/
9		function isStringNumberStartsWithMoreThanOneZero($value)
10		{
11		return preg_match('/^[0]{2,}$/', $value) === 1 \|\| preg_match('/^0{1,}[1-9]{1,}$/', $value) === 1;
12		}
13
14		/**
15		* Check if the value (int, float or string) is a integer and greater than zero..
16		* Only number >0 and <=PHP_INT_MAX
17		* or if $acceptIntegerFloatingPoints==true a floating point that match an positive integer).
18		* @param $value
19		* @param bool $acceptIntegerFloatingPoints
20		* @return bool
21		*/
22		function isIntegerPositive($value, $acceptIntegerFloatingPoints = false) : bool
23		{
24		return isInteger($value, true, $acceptIntegerFloatingPoints) && $value > 0;
25		}
26
27		/**
28		* Check if the value (int, float or string) is a integer and greater than zero or equals to zero..
29		* Only number >=0 and <=PHP_INT_MAX
30		* or if $acceptIntegerFloatingPoints==true a floating point that match an positive integer).
31		* @param $value
32		* @param bool $acceptIntegerFloatingPoints
33		* @return bool
34		*/
35		function isIntegerPositiveOrZero($value, $acceptIntegerFloatingPoints = false) : bool
36		{
37		return isInteger($value, true, $acceptIntegerFloatingPoints) && $value >= 0;
38		}
39
40		/**
41		* Check if the value (int, float or string) is a integer.
42		* Only number <=PHP_INT_MAX (and >=PHP_INT_MIN if unsigned=true)
43		* or if $acceptIntegerFloatingPoints==true a floating point that match an integer).
44		* @param $value
45		* @param bool $unsigned
46		* @param bool $acceptIntegerFloatingPoints
47		* @return bool
48		*/
49		function isInteger($value, $unsigned = true, $acceptIntegerFloatingPoints = false) : bool
50		{
51		if (isStringNumberStartsWithMoreThanOneZero($value)) {
52		return false;
53		}
54
55		//accept only integer number and if $acceptIntegerFloatingPoints is true accept integer floating point too.
56		return ((preg_match('/^' . ($unsigned ? '' : '-{0,1}') . '[0-9]{1,}$/', $value) === 1
57		&& ($value <= PHP_INT_MAX && $value >= PHP_INT_MIN && (((int)$value) == $value))
58		)
59		\|\| ($acceptIntegerFloatingPoints && isIntegerFloatingPoint($value, $unsigned)));
60		}
61
62		/**
63		* Check if string is a valid floating point that
64		* match an integer (<=PHP_INT_MAX and >=PHP_INT_MIN if unsigned=true)
65		* or is an integer
66		* Ex.: 1, 1e2, 1E2, 1e+2, 1e-2, 1.4e+2, -1.2e+2, -1.231e-2 etc...
67		* @param $value
68		* @param bool $unsigned
69		* @return bool
70		*/
71		function isIntegerFloatingPoint($value, $unsigned = true) : bool
72		{
73		return isFloatingPoint($value, $unsigned)
74		&& $value <= PHP_INT_MAX && $value >= PHP_INT_MIN
75		//big number rouned to int aproximately!
76		//big number change into exp format
77		&& ((int)((double)$value) == $value \|\| (int)$value == $value \|\| strpos(strtoupper((string)$value), 'E') === false);
78		}
79
80		/**
81		* Check if string is a valid floating point.
82		* Ex.: [+-]1, [+-]1e2, [+-]1E2, [+-]1e+2, [+-]1e-2, [+-]1.43234e+2, -1.231e+2, -1.231e-2 etc...
83		* @param $value
84		* @param $unsigned
85		* @return bool
86		*/
87		function isFloatingPoint($value, $unsigned) : bool
88		{
89		if (isStringNumberStartsWithMoreThanOneZero($value)) {
90		return false;
91		}
92
93		return preg_match('/^' . ($unsigned ? '[+]{0,1}' : '[-+]{0,1}') . '[0-9]{1,}(\.[0-9]{1,}){0,1}([Ee][+,-]{0,1}[0-9]{1,}){0,}$/',
94		$value) === 1;
95		}
96
97		/**
98		* Check if the value are a double (integer or float in the form 1, 1.11...1.
99		* @param $value
100		* @param int $dec
101		* @param bool $unsigned
102		* @param bool $exactDec if set to true aspect number of dec exact to $dec,
103		* otherwise $dec is max decimals accepted (0 decimals are also ok in this case).
104		* if $dec is an empty string, accept 0 to infinite decimals.
105		* @return bool
106		*/
107		function isDouble($value, $dec = 2, $unsigned = true, $exactDec = false) : bool
108		{
109		if (isStringNumberStartsWithMoreThanOneZero($value)) {
110		return false;
111		}
112		$regEx = '/^' . ($unsigned ? '' : '-{0,1}') . '[0-9]{1,}(\.{1}[0-9]{' . ($exactDec ? '' : '1,') . $dec . '})' . ($exactDec ? '{1}' : '{0,1}') . '$/';
113		return preg_match($regEx, $value) === 1;
114		}
115
116		/**
117		* Check if string is dd/mm/YYYY
118		* @param $value
119		* @return bool
120		*/
121	View Code Duplication	function isDateIta($value) : bool
		0 ignored issues – show Duplication introduced 2016-08-19 18:07 UTC by Report Bug Copy Issue Report This function seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
122		{
123		if ($value === null \|\| $value == '' \|\| strlen($value) != 10 \|\| strpos($value, '/') === false) {
124		return false;
125		}
126		list($dd, $mm, $yyyy) = explode('/', $value);
127		try {
128		return checkdate($mm, $dd, $yyyy);
129		} catch (Exception $e) {
130		return false;
131		}
132		}
133
134		/**
135		* Check if string is YYYY-mm-dd
136		* @param $value
137		* @return bool
138		*/
139	View Code Duplication	function isDateIso($value) : bool
		0 ignored issues – show Duplication introduced 2016-08-19 18:07 UTC by Report Bug Copy Issue Report This function seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
140		{
141		if ($value === null \|\| $value == '' \|\| strlen($value) != 10 \|\| strpos($value, '-') === false) {
142		return false;
143		}
144		list($yyyy, $mm, $dd) = explode('-', $value);
145		try {
146		return checkdate($mm, $dd, $yyyy);
147		} catch (Exception $e) {
148		return false;
149		}
150		}
151
152		/**
153		* Check if string is YYYY-mm-dd HH:ii:ss
154		* @param $value
155		* @return bool
156		*/
157		function isDateTimeIso($value) : bool
158		{
159		if (!isDateIso(substr($value, 0, 10))) {
160		return false;
161		}
162		return isTimeIso(substr($value, 11));
163		}
164
165		/**
166		* Check if string is dd/mm/YYYY HH:ii:ss
167		* @param $value
168		* @return bool
169		*/
170		function isDateTimeIta($value) : bool
171		{
172		if (!isDateIta(substr($value, 0, 10))) {
173		return false;
174		}
175		return isTimeIso(substr($value, 11));
176		}
177
178		/**
179		* Check if string is HH:ii:ss
180		* @param $value
181		* @return bool
182		*/
183		function isTimeIso($value) : bool
184		{
185		$strRegExp = '/^[0-9]{2}:[0-9]{2}:[0-9]{2}$/';
186		return preg_match($strRegExp, $value) === 1;
187		}
188
189		/**
190		* An alias of isTimeIso.
191		* @param $value
192		* @return bool
193		*/
194		function isTimeIta($value)
195		{
196		return isTimeIso($value);
197		}
198
199		/**
200		* @param $value
201		* @return bool
202		*/
203		function isMail($value) : bool
204		{
205		return !(filter_var($value, FILTER_VALIDATE_EMAIL) === false);
206		}
207
208		/**
209		* isIPv4 check if a string is a valid IP v4
210		* @param string $IP2Check IP to check
211		* @return bool
212		*/
213		function isIPv4($IP2Check) : bool
214		{
215		return !(filter_var($IP2Check, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false);
216		}
217
218		/**
219		* isIPv6 check if a string is a valid IP v6
220		* @param string $IP2Check IP to check
221		* @return bool
222		*/
223		function isIPv6($IP2Check) : bool
224		{
225		return !(filter_var($IP2Check, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false);
226		}
227
228		/**
229		* Check if a string is a valid IP (v4 or v6).
230		* @param string $IP2Check IP to check
231		* @return bool
232		*/
233		function isIP($IP2Check) : bool
234		{
235		return !(filter_var($IP2Check, FILTER_VALIDATE_IP) === false);
236		}
237
238		/**
239		* Check if a string has a URL address syntax is valid.
240		* It require scheme to be valide (http\|https\|ftp\|mailto\|file\|data)
241		* i.e.: http://dummy.com and http://www.dummy.com is valid but www.dummy.and dummy.com return false.
242		* @param $url
243		* @return bool
244		*/
245		function isUrl($url) : bool
246		{
247		return filter_var($url, FILTER_VALIDATE_URL) !== false;
248		}
249
250		/**
251		* Check if a string is valid hostname
252		* (dummy.com, www.dummy.com, , www.dummy.co.uk, , www.dummy-dummy.com, etc..).
253		* @param $value
254		* @return bool
255		*/
256		function isHostname($value) : bool
257		{
258		return preg_match('/(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)/i', $value) === 1;
259		}
260
261		/**
262		* Controlla partita IVA Italiana.
263		* @author Umberto Salsi <[email protected]>
264		* @author Lorenzo Padovani modified.
265		* @version 2012-05-12
266		* @param string $pi Partita IVA Italiana è costituita da 11 cifre. Non sono ammessi
267		* caratteri di spazio, per cui i campi di input dell'utente dovrebbero
268		* essere trimmati preventivamente. La stringa vuota e' ammessa, cioe'
269		* il dato viene considerato opzionale.
270		* @param bool $validateOnVIES default false. if se to true, first check algorithm then if it valid,
271		* try to check VIES service. If VIES return false or soap exception was thrown, return false.
272		* @return bool
273		*/
274		function isPiva(string $pi, bool $validateOnVIES = false) : bool
275		{
276		if ($pi === null \|\| $pi === '' \|\| strlen($pi) != 11 \|\| preg_match("/^[0-9]+\$/", $pi) != 1) {
277		return false;
278		}
279		$s = 0;
280		for ($i = 0; $i <= 9; $i += 2) {
281		$s += ord($pi[$i]) - ord('0');
282		}
283		for ($i = 1; $i <= 9; $i += 2) {
284		$c = 2 * (ord($pi[$i]) - ord('0'));
285		if ($c > 9) {
286		$c -= 9;
287		}
288		$s += $c;
289		}
290		if ((10 - $s % 10) % 10 != ord($pi[10]) - ord('0')) {
291		return false;
292		}
293		if (!$validateOnVIES) {
294		return true;
295		}
296		//check vies
297		try {
298		return isVATNumber($pi);
299		} catch (SoapFault $e) {
300		return false;
301		}
302		}
303
304		/**
305		* Validate a European VAT number using the EU commission VIES service.
306		* If not $vatNumber starts with country code, a default $countryCodeDefault applied.
307		* @param string $vatNumber
308		* @param string $countryCodeDefault default 'IT'
309		* @return bool
310		* @throws SoapFault
311		*/
312		function isVATNumber(string $vatNumber, string $countryCodeDefault = 'IT') : bool
313		{
314		if (strlen($vatNumber) < 3) {
315		return false;
316		}
317
318		$vatNumber = str_replace([' ', '-', '.', ','], '', strtoupper(trim($vatNumber)));
319		$countryCode = strtoupper(substr($vatNumber, 0, 2));
320
321		if (preg_match('/^[A-Za-z]{2}$/', $countryCode) === 1) {
322		$vatNumber = substr($vatNumber, 2);
323		} else {
324		$countryCode = $countryCodeDefault != '' ? strtoupper($countryCodeDefault) : 'IT';
325		}
326		try {
327		$serviceUrl = 'http://ec.europa.eu/taxation_customs/vies/checkVatService.wsdl';
328		$client = new SoapClient($serviceUrl);
329		$response = $client->checkVat([
330		'countryCode' => $countryCode,
331		'vatNumber' => $vatNumber,
332		]);
333		return $response->valid;
334		} catch (SoapFault $e) {
335		throw $e;
336		}
337		}
338
339		/**
340		* Controlla codice fiscale.
341		* @author Umberto Salsi <[email protected]>
342		* @version 2012-05-12
343		* @param string $cf Codice fiscale costituito da 16 caratteri. Non
344		* sono ammessi caratteri di spazio, per cui i campi di input dell'utente
345		* dovrebbero essere trimmati preventivamente. La stringa vuota e' ammessa,
346		* cioe' il dato viene considerato opzionale.
347		* @return bool
348		*/
349		function isCf(string $cf) : bool
350		{
351		if ($cf === null \|\| $cf === '' \|\| strlen($cf) != 16) {
352		return false;
353		}
354		$cf = strtoupper($cf);
355		if (preg_match("/^[A-Z0-9]+\$/", $cf) != 1) {
356		return false;
357		}
358		$s = 0;
359		for ($i = 1; $i <= 13; $i += 2) {
360		$c = $cf[$i];
361		if (strcmp($c, "0") >= 0 && strcmp($c, "9") <= 0) {
362		$s += ord($c) - ord('0');
363		} else {
364		$s += ord($c) - ord('A');
365		}
366		}
367		for ($i = 0; $i <= 14; $i += 2) {
368		$c = $cf[$i];
369		switch ($c) {
370		case '0':
371		$s += 1;
372		break;
373		case '1':
374		$s += 0;
375		break;
376		case '2':
377		$s += 5;
378		break;
379		case '3':
380		$s += 7;
381		break;
382		case '4':
383		$s += 9;
384		break;
385		case '5':
386		$s += 13;
387		break;
388		case '6':
389		$s += 15;
390		break;
391		case '7':
392		$s += 17;
393		break;
394		case '8':
395		$s += 19;
396		break;
397		case '9':
398		$s += 21;
399		break;
400		case 'A':
401		$s += 1;
402		break;
403		case 'B':
404		$s += 0;
405		break;
406		case 'C':
407		$s += 5;
408		break;
409		case 'D':
410		$s += 7;
411		break;
412		case 'E':
413		$s += 9;
414		break;
415		case 'F':
416		$s += 13;
417		break;
418		case 'G':
419		$s += 15;
420		break;
421		case 'H':
422		$s += 17;
423		break;
424		case 'I':
425		$s += 19;
426		break;
427		case 'J':
428		$s += 21;
429		break;
430		case 'K':
431		$s += 2;
432		break;
433		case 'L':
434		$s += 4;
435		break;
436		case 'M':
437		$s += 18;
438		break;
439		case 'N':
440		$s += 20;
441		break;
442		case 'O':
443		$s += 11;
444		break;
445		case 'P':
446		$s += 3;
447		break;
448		case 'Q':
449		$s += 6;
450		break;
451		case 'R':
452		$s += 8;
453		break;
454		case 'S':
455		$s += 12;
456		break;
457		case 'T':
458		$s += 14;
459		break;
460		case 'U':
461		$s += 16;
462		break;
463		case 'V':
464		$s += 10;
465		break;
466		case 'W':
467		$s += 22;
468		break;
469		case 'X':
470		$s += 25;
471		break;
472		case 'Y':
473		$s += 24;
474		break;
475		case 'Z':
476		$s += 23;
477		break;
478		/. missing_default: ./
479		}
480		}
481		return !(chr($s % 26 + ord('A')) != $cf[15]);
482		}
483

padosoft / support

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validation.php ➔ isVATNumber() B

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