Current File : //var/www/html/workeasy-api/vendor/fzaninotto/faker/src/Faker/Provider/Base.php
<?php
namespace Faker\Provider;
use Faker\Generator;
use Faker\DefaultGenerator;
use Faker\UniqueGenerator;
class Base
{
/**
* @var \Faker\Generator
*/
protected $generator;
/**
* @var \Faker\UniqueGenerator
*/
protected $unique;
/**
* @param \Faker\Generator $generator
*/
public function __construct(Generator $generator)
{
$this->generator = $generator;
}
/**
* Returns a random number between 0 and 9
*
* @return integer
*/
public static function randomDigit()
{
return mt_rand(0, 9);
}
/**
* Returns a random number between 1 and 9
*
* @return integer
*/
public static function randomDigitNotNull()
{
return mt_rand(1, 9);
}
/**
* Returns a random number with 0 to $nbDigits digits.
*
* The maximum value returned is mt_getrandmax()
*
* @param integer $nbDigits Defaults to a random number between 1 and 9
* @param boolean $strict Whether the returned number should have exactly $nbDigits
* @example 79907610
*
* @return integer
*/
public static function randomNumber($nbDigits = null, $strict = false)
{
if (!is_bool($strict)) {
throw new \InvalidArgumentException('randomNumber() generates numbers of fixed width. To generate numbers between two boundaries, use numberBetween() instead.');
}
if (null === $nbDigits) {
$nbDigits = static::randomDigitNotNull();
}
$max = pow(10, $nbDigits) - 1;
if ($max > mt_getrandmax()) {
throw new \InvalidArgumentException('randomNumber() can only generate numbers up to mt_getrandmax()');
}
if ($strict) {
return mt_rand(pow(10, $nbDigits - 1), $max);
}
return mt_rand(0, $max);
}
/**
* Return a random float number
*
* @param int $nbMaxDecimals
* @param int|float $min
* @param int|float $max
* @example 48.8932
*
* @return float
*/
public static function randomFloat($nbMaxDecimals = null, $min = 0, $max = null)
{
if (null === $nbMaxDecimals) {
$nbMaxDecimals = static::randomDigit();
}
if (null === $max) {
$max = static::randomNumber();
}
if ($min > $max) {
$tmp = $min;
$min = $max;
$max = $tmp;
}
return round($min + mt_rand() / mt_getrandmax() * ($max - $min), $nbMaxDecimals);
}
/**
* Returns a random number between $min and $max
*
* @param integer $min default to 0
* @param integer $max defaults to 32 bit max integer, ie 2147483647
* @example 79907610
*
* @return integer
*/
public static function numberBetween($min = 0, $max = 2147483647)
{
return mt_rand($min, $max);
}
/**
* Returns a random letter from a to z
*
* @return string
*/
public static function randomLetter()
{
return chr(mt_rand(97, 122));
}
/**
* Returns random elements from a provided array
*
* @param array $array Array to take elements from. Defaults to a-f
* @param integer $count Number of elements to take.
* @throws \LengthException When requesting more elements than provided
*
* @return array New array with $count elements from $array
*/
public static function randomElements(array $array = array('a', 'b', 'c'), $count = 1)
{
$allKeys = array_keys($array);
$numKeys = count($allKeys);
if ($numKeys < $count) {
throw new \LengthException(sprintf('Cannot get %d elements, only %d in array', $count, $numKeys));
}
$highKey = $numKeys - 1;
$keys = $elements = array();
$numElements = 0;
while ($numElements < $count) {
$num = mt_rand(0, $highKey);
if (isset($keys[$num])) {
continue;
}
$keys[$num] = true;
$elements[] = $array[$allKeys[$num]];
$numElements++;
}
return $elements;
}
/**
* Returns a random element from a passed array
*
* @param array $array
* @return mixed
*/
public static function randomElement($array = array('a', 'b', 'c'))
{
if (!$array) {
return null;
}
$elements = static::randomElements($array, 1);
return $elements[0];
}
/**
* Returns a random key from a passed associative array
*
* @param array $array
* @return mixed
*/
public static function randomKey($array = array())
{
if (!$array) {
return null;
}
$keys = array_keys($array);
$key = $keys[mt_rand(0, count($keys) - 1)];
return $key;
}
/**
* Replaces all hash sign ('#') occurrences with a random number
* Replaces all percentage sign ('%') occurrences with a not null number
*
* @param string $string String that needs to bet parsed
* @return string
*/
public static function numerify($string = '###')
{
// instead of using randomDigit() several times, which is slow,
// count the number of hashes and generate once a large number
$toReplace = array();
for ($i = 0, $count = strlen($string); $i < $count; $i++) {
if ($string[$i] === '#') {
$toReplace []= $i;
}
}
if ($nbReplacements = count($toReplace)) {
$maxAtOnce = strlen((string) mt_getrandmax()) - 1;
$numbers = '';
$i = 0;
while ($i < $nbReplacements) {
$size = min($nbReplacements - $i, $maxAtOnce);
$numbers .= str_pad(static::randomNumber($size), $size, '0', STR_PAD_LEFT);
$i += $size;
}
for ($i = 0; $i < $nbReplacements; $i++) {
$string[$toReplace[$i]] = $numbers[$i];
}
}
$string = preg_replace_callback('/\%/u', 'static::randomDigitNotNull', $string);
return $string;
}
/**
* Replaces all question mark ('?') occurrences with a random letter
*
* @param string $string String that needs to bet parsed
* @return string
*/
public static function lexify($string = '????')
{
return preg_replace_callback('/\?/u', 'static::randomLetter', $string);
}
/**
* Replaces hash signs and question marks with random numbers and letters
*
* @param string $string String that needs to bet parsed
* @return string
*/
public static function bothify($string = '## ??')
{
return static::lexify(static::numerify($string));
}
/**
* Converts string to lowercase.
* Uses mb_string extension if available.
*
* @param string $string String that should be converted to lowercase
* @return string
*/
public static function toLower($string = '')
{
return extension_loaded('mbstring') ? mb_strtolower($string, 'UTF-8') : strtolower($string);
}
/**
* Converts string to uppercase.
* Uses mb_string extension if available.
*
* @param string $string String that should be converted to uppercase
* @return string
*/
public static function toUpper($string = '')
{
return extension_loaded('mbstring') ? mb_strtoupper($string, 'UTF-8') : strtoupper($string);
}
/**
* Chainable method for making any formatter optional.
*
* @param float $weight Set the probability of receiving a null value.
* "0" will always return null, "1" will always return the generator.
* @return mixed|null
*/
public function optional($weight = 0.5, $default = null)
{
if (mt_rand() / mt_getrandmax() <= $weight) {
return $this->generator;
}
return new DefaultGenerator($default);
}
/**
* Chainable method for making any formatter unique.
*
* <code>
* // will never return twice the same value
* $faker->unique()->randomElement(array(1, 2, 3));
* </code>
*
* @param boolean $reset If set to true, resets the list of existing values
* @param integer $maxRetries Maximum number of retries to find a unique value,
* After which an OverflowExcption is thrown.
* @throws OverflowException When no unique value can be found by iterating $maxRetries times
*
* @return UniqueGenerator A proxy class returning only non-existing values
*/
public function unique($reset = false, $maxRetries = 10000)
{
if ($reset || !$this->unique) {
$this->unique = new UniqueGenerator($this->generator, $maxRetries);
}
return $this->unique;
}
}
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