helpers.php ➔ EncryptString() - 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

helpers.php ➔ EncryptString() B

↳ Parent: Project

Complexity

Conditions	2
Paths	2

Size

Total Lines	28
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	11
nc	2
nop	2
dl	0
loc	28
rs	8.8571
c	0
b	0
f	0

<?php

/**
 * @param int $red
 * @param int $green
 * @param int $blue
 * @return string
 * @see https://github.com/spatie-custom/blender/blob/master/app/Foundation/helpers.php
 */
function rgb2hex(int $red, int $green, int $blue):  string
{
    return '#' . collect([$red, $green, $blue])
        ->map(function (int $decimal):  string {
            return str_pad(dechex($decimal), 2, STR_PAD_LEFT);
        })
        ->implode('');
}

/**
 * @param float $val
 * @param int $precision
 * @param string $simbol
 * @return string
 */
function format_money(float $val = 0, int $precision = 2, string $simbol = "") : string
{
    return "$simbol " . number_format($val, $precision, ',', '.');
}

/**
 * Format float 1125.86 into string '&euro 1.125,86'
 * @param float $val
 * @return string
 */
function format_euro(float $val = 0) : string
{
    return format_money($val, 2, '&euro; ');
}

/**
 * Given a number, return the number + 'th' or 'rd' etc
 * @param $cdnl
 * @return string
 */
function ordinal($cdnl)
{
    $test_c = abs($cdnl) % 10;
    $ext = ((abs($cdnl) % 100 < 21 && abs($cdnl) % 100 > 4) ? 'th'
        : (($test_c < 4) ? ($test_c < 3) ? ($test_c < 2) ? ($test_c < 1)
            ? 'th' : 'st' : 'nd' : 'rd' : 'th'));
    return $cdnl . $ext;
}

if (!function_exists('value')) {
    /**
     * Return the default value of the given value.
     *
     * @param  mixed $value
     * @return mixed
     */
    function value($value)
    {
        return $value instanceof Closure ? $value() : $value;
    }
}
if (!function_exists('with')) {
    /**
     * Return the given object. Useful for chaining.
     *
     * @param  mixed $object
     * @return mixed
     */
    function with($object)
    {
        return $object;
    }
}

/**
 * Set the default configuration of erro reporting for production.
 */
function setErrorReportingForProduction()
{
    if (version_compare(PHP_VERSION, '5.4.0') >= 0) {
        error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT);
    } elseif (version_compare(PHP_VERSION, '5.3.0') >= 0) {
        error_reporting(E_ALL ^ E_NOTICE ^ E_DEPRECATED);
    } else {
        error_reporting(E_ALL ^ E_NOTICE);
    }
}

/**
 * Check if PHP script was executed by shell.
 * @return bool
 */
function isExecutedByCLI() : bool
{
    return php_sapi_name() == 'cli';
}

/**
 * Convert the output of PHP's filesize() function
 * to a nice format with PB, TB, GB, MB, kB, bytes.
 * @param $bytes
 * @return string
 */
function bytes2HumanSize($bytes)
{
    if ($bytes >= 1125899906842624) {
        $bytes = number_format($bytes / 1073741824, 2) . ' PB';
    } elseif ($bytes >= 1099511627776) {
        $bytes = number_format($bytes / 1073741824, 2) . ' TB';
    } elseif ($bytes >= 1073741824) {
        $bytes = number_format($bytes / 1073741824, 2) . ' GB';
    } elseif ($bytes >= 1048576) {
        $bytes = number_format($bytes / 1048576, 2) . ' MB';
    } elseif ($bytes >= 1024) {
        $bytes = number_format($bytes / 1024, 2) . ' kB';
    } elseif ($bytes > 1) {
        $bytes .= ' bytes';
    } elseif ($bytes == 1) {
        $bytes .= ' byte';
    } else {
        $bytes = '0 bytes';
    }

    return $bytes;
}

/**
 * This function transforms the php.ini notation for numbers (like '2M')
 * to an integer (2*1024*1024 in this case)
 * @param $sSize
 * @return int|string
 */
function convertPHPSizeToBytes($sSize)
{
    if (is_numeric($sSize)) {
        return $sSize;
    }
    $sSuffix = substr($sSize, -1);
    $iValue = substr($sSize, 0, -1);

    switch (strtoupper($sSuffix)) {
        case 'P':

            $iValue *= 1024;
        case 'T':

            $iValue *= 1024;
        case 'G':

            $iValue *= 1024;
        case 'M':

            $iValue *= 1024;
        case 'K':
            $iValue *= 1024;
            break;
    }
    return $iValue;
}

/**
 * Return the Max upload size in bytes.
 * @param bool $humanFormat if set to true return size in human format (MB, kB, etc..) otherwise return in bytes.
 * @return int
 */
function getMaximumFileUploadSize(bool $humanFormat = false)
{
    $size = min(convertPHPSizeToBytes(ini_get('post_max_size')), convertPHPSizeToBytes(ini_get('upload_max_filesize')));

    if (!$humanFormat) {
        return $size;
    }

    return bytes2HumanSize($size);
}

/**
 * Encrypt string.
 * @param string $string to encrypt.
 * @param string $chiave the key to encrypt. if empty generate a random key on the fly.
 * @return string
 */
function EncryptString(string $string, string $chiave = '')
{
    if ($chiave == '') {
        $chiave = str_random(64);
    }

    $key = pack('H*', $chiave);

    $plaintext = $string;

    # create a random IV to use with CBC encoding
    $iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
    $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);

    # creates a cipher text compatible with AES (Rijndael block size = 128)
    # to keep the text confidential
    # only suitable for encoded input that never ends with value 00h
    # (because of default zero padding)
    $ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $plaintext, MCRYPT_MODE_CBC, $iv);

    # prepend the IV for it to be available for decryption
    $ciphertext = $iv . $ciphertext;

    # encode the resulting cipher text so it can be represented by a string
    $ciphertext_base64 = base64_encode($ciphertext);

    return $ciphertext_base64;
}


1			<?php
2
3			/**
4			* @param int $red
5			* @param int $green
6			* @param int $blue
7			* @return string
8			* @see https://github.com/spatie-custom/blender/blob/master/app/Foundation/helpers.php
9			*/
10			function rgb2hex(int $red, int $green, int $blue): string
11			{
12			return '#' . collect([$red, $green, $blue])
13			->map(function (int $decimal): string {
14			return str_pad(dechex($decimal), 2, STR_PAD_LEFT);
15			})
16			->implode('');
17			}
18
19			/**
20			* @param float $val
21			* @param int $precision
22			* @param string $simbol
23			* @return string
24			*/
25			function format_money(float $val = 0, int $precision = 2, string $simbol = "") : string
26			{
27			return "$simbol " . number_format($val, $precision, ',', '.');
28			}
29
30			/**
31			* Format float 1125.86 into string '&euro 1.125,86'
32			* @param float $val
33			* @return string
34			*/
35			function format_euro(float $val = 0) : string
36			{
37			return format_money($val, 2, '€ ');
38			}
39
40			/**
41			* Given a number, return the number + 'th' or 'rd' etc
42			* @param $cdnl
43			* @return string
44			*/
45			function ordinal($cdnl)
46			{
47			$test_c = abs($cdnl) % 10;
48			$ext = ((abs($cdnl) % 100 < 21 && abs($cdnl) % 100 > 4) ? 'th'
49			: (($test_c < 4) ? ($test_c < 3) ? ($test_c < 2) ? ($test_c < 1)
50			? 'th' : 'st' : 'nd' : 'rd' : 'th'));
51			return $cdnl . $ext;
52			}
53
54			if (!function_exists('value')) {
55			/**
56			* Return the default value of the given value.
57			*
58			* @param mixed $value
59			* @return mixed
60			*/
61			function value($value)
62			{
63			return $value instanceof Closure ? $value() : $value;
64			}
65			}
66			if (!function_exists('with')) {
67			/**
68			* Return the given object. Useful for chaining.
69			*
70			* @param mixed $object
71			* @return mixed
72			*/
73			function with($object)
74			{
75			return $object;
76			}
77			}
78
79			/**
80			* Set the default configuration of erro reporting for production.
81			*/
82			function setErrorReportingForProduction()
83			{
84			if (version_compare(PHP_VERSION, '5.4.0') >= 0) {
85			error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT);
86			} elseif (version_compare(PHP_VERSION, '5.3.0') >= 0) {
87			error_reporting(E_ALL ^ E_NOTICE ^ E_DEPRECATED);
88			} else {
89			error_reporting(E_ALL ^ E_NOTICE);
90			}
91			}
92
93			/**
94			* Check if PHP script was executed by shell.
95			* @return bool
96			*/
97			function isExecutedByCLI() : bool
98			{
99			return php_sapi_name() == 'cli';
100			}
101
102			/**
103			* Convert the output of PHP's filesize() function
104			* to a nice format with PB, TB, GB, MB, kB, bytes.
105			* @param $bytes
106			* @return string
107			*/
108			function bytes2HumanSize($bytes)
109			{
110			if ($bytes >= 1125899906842624) {
111			$bytes = number_format($bytes / 1073741824, 2) . ' PB';
112			} elseif ($bytes >= 1099511627776) {
113			$bytes = number_format($bytes / 1073741824, 2) . ' TB';
114			} elseif ($bytes >= 1073741824) {
115			$bytes = number_format($bytes / 1073741824, 2) . ' GB';
116			} elseif ($bytes >= 1048576) {
117			$bytes = number_format($bytes / 1048576, 2) . ' MB';
118			} elseif ($bytes >= 1024) {
119			$bytes = number_format($bytes / 1024, 2) . ' kB';
120			} elseif ($bytes > 1) {
121			$bytes .= ' bytes';
122			} elseif ($bytes == 1) {
123			$bytes .= ' byte';
124			} else {
125			$bytes = '0 bytes';
126			}
127
128			return $bytes;
129			}
130
131			/**
132			* This function transforms the php.ini notation for numbers (like '2M')
133			* to an integer (210241024 in this case)
134			* @param $sSize
135			* @return int\|string
136			*/
137			function convertPHPSizeToBytes($sSize)
138			{
139			if (is_numeric($sSize)) {
140			return $sSize;
141			}
142			$sSuffix = substr($sSize, -1);
143			$iValue = substr($sSize, 0, -1);
144
145			switch (strtoupper($sSuffix)) {
146			case 'P':
			0 ignored issues – show Coding Style introduced 2016-08-24 01:53 UTC by Report Bug Copy Issue Report There must be a comment when fall-through is intentional in a non-empty case body Loading history...
147			$iValue *= 1024;
148			case 'T':
			0 ignored issues – show Coding Style introduced 2016-08-24 01:53 UTC by Report Bug Copy Issue Report There must be a comment when fall-through is intentional in a non-empty case body Loading history...
149			$iValue *= 1024;
150			case 'G':
			0 ignored issues – show Coding Style introduced 2016-08-24 01:53 UTC by Report Bug Copy Issue Report There must be a comment when fall-through is intentional in a non-empty case body Loading history...
151			$iValue *= 1024;
152			case 'M':
			0 ignored issues – show Coding Style introduced 2016-08-24 01:53 UTC by Report Bug Copy Issue Report There must be a comment when fall-through is intentional in a non-empty case body Loading history...
153			$iValue *= 1024;
154			case 'K':
155			$iValue *= 1024;
156			break;
157			}
158			return $iValue;
159			}
160
161			/**
162			* Return the Max upload size in bytes.
163			* @param bool $humanFormat if set to true return size in human format (MB, kB, etc..) otherwise return in bytes.
164			* @return int
165			*/
166			function getMaximumFileUploadSize(bool $humanFormat = false)
167			{
168			$size = min(convertPHPSizeToBytes(ini_get('post_max_size')), convertPHPSizeToBytes(ini_get('upload_max_filesize')));
169
170			if (!$humanFormat) {
171			return $size;
172			}
173
174			return bytes2HumanSize($size);
175			}
176
177			/**
178			* Encrypt string.
179			* @param string $string to encrypt.
180			* @param string $chiave the key to encrypt. if empty generate a random key on the fly.
181			* @return string
182			*/
183			function EncryptString(string $string, string $chiave = '')
184			{
185			if ($chiave == '') {
186			$chiave = str_random(64);
187			}
188
189			$key = pack('H*', $chiave);
190
191			$plaintext = $string;
192
193			# create a random IV to use with CBC encoding
194			$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
195			$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
196
197			# creates a cipher text compatible with AES (Rijndael block size = 128)
198			# to keep the text confidential
199			# only suitable for encoded input that never ends with value 00h
200			# (because of default zero padding)
201			$ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $plaintext, MCRYPT_MODE_CBC, $iv);
202
203			# prepend the IV for it to be available for decryption
204			$ciphertext = $iv . $ciphertext;
205
206			# encode the resulting cipher text so it can be represented by a string
207			$ciphertext_base64 = base64_encode($ciphertext);
208
209			return $ciphertext_base64;
210			}
211

padosoft / support

Push — master ( 6f3a7a...818ba8 )

helpers.php ➔ EncryptString() B

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