First Commit
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marco
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<?php
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namespace Rakit\Validation;
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class Helper
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{
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/**
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* Determine if a given string matches a given pattern.
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* Adapted from: https://github.com/illuminate/support/blob/v5.3.23/Str.php#L119
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*
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* @param string $pattern
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* @param string $value
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* @return bool
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*/
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public static function strIs(string $pattern, string $value): bool
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{
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if ($pattern == $value) {
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return true;
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}
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$pattern = preg_quote($pattern, '#');
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// Asterisks are translated into zero-or-more regular expression wildcards
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// to make it convenient to check if the strings starts with the given
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// pattern such as "library/*", making any string check convenient.
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$pattern = str_replace('\*', '.*', $pattern);
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return (bool) preg_match('#^'.$pattern.'\z#u', $value);
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}
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/**
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* Check if an item or items exist in an array using "dot" notation.
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* Adapted from: https://github.com/illuminate/support/blob/v5.3.23/Arr.php#L81
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*
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* @param array $array
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* @param string $key
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* @return bool
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*/
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public static function arrayHas(array $array, string $key): bool
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{
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if (array_key_exists($key, $array)) {
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return true;
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}
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foreach (explode('.', $key) as $segment) {
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if (is_array($array) && array_key_exists($segment, $array)) {
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$array = $array[$segment];
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} else {
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return false;
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}
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}
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return true;
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}
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/**
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* Get an item from an array using "dot" notation.
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* Adapted from: https://github.com/illuminate/support/blob/v5.3.23/Arr.php#L246
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*
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* @param array $array
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* @param string|null $key
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* @param mixed $default
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* @return mixed
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*/
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public static function arrayGet(array $array, $key, $default = null)
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{
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if (is_null($key)) {
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return $array;
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}
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if (array_key_exists($key, $array)) {
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return $array[$key];
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}
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foreach (explode('.', $key) as $segment) {
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if (is_array($array) && array_key_exists($segment, $array)) {
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$array = $array[$segment];
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} else {
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return $default;
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}
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}
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return $array;
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}
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/**
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* Flatten a multi-dimensional associative array with dots.
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* Adapted from: https://github.com/illuminate/support/blob/v5.3.23/Arr.php#L81
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*
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* @param array $array
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* @param string $prepend
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* @return array
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*/
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public static function arrayDot(array $array, string $prepend = ''): array
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{
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$results = [];
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foreach ($array as $key => $value) {
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if (is_array($value) && ! empty($value)) {
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$results = array_merge($results, static::arrayDot($value, $prepend.$key.'.'));
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} else {
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$results[$prepend.$key] = $value;
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}
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}
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return $results;
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}
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/**
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* Set an item on an array or object using dot notation.
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* Adapted from: https://github.com/illuminate/support/blob/v5.3.23/helpers.php#L437
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*
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* @param mixed $target
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* @param string|array|null $key
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* @param mixed $value
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* @param bool $overwrite
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* @return mixed
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*/
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public static function arraySet(&$target, $key, $value, $overwrite = true): array
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{
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if (is_null($key)) {
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if ($overwrite) {
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return $target = array_merge($target, $value);
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}
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return $target = array_merge($value, $target);
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}
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$segments = is_array($key) ? $key : explode('.', $key);
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if (($segment = array_shift($segments)) === '*') {
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if (! is_array($target)) {
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$target = [];
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}
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if ($segments) {
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foreach ($target as &$inner) {
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static::arraySet($inner, $segments, $value, $overwrite);
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}
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} elseif ($overwrite) {
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foreach ($target as &$inner) {
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$inner = $value;
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}
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}
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} elseif (is_array($target)) {
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if ($segments) {
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if (! array_key_exists($segment, $target)) {
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$target[$segment] = [];
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}
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static::arraySet($target[$segment], $segments, $value, $overwrite);
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} elseif ($overwrite || ! array_key_exists($segment, $target)) {
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$target[$segment] = $value;
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}
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} else {
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$target = [];
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if ($segments) {
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static::arraySet($target[$segment], $segments, $value, $overwrite);
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} elseif ($overwrite) {
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$target[$segment] = $value;
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}
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}
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return $target;
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}
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/**
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* Unset an item on an array or object using dot notation.
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*
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* @param mixed $target
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* @param string|array $key
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* @return mixed
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*/
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public static function arrayUnset(&$target, $key)
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{
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if (!is_array($target)) {
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return $target;
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}
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$segments = is_array($key) ? $key : explode('.', $key);
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$segment = array_shift($segments);
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if ($segment == '*') {
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$target = [];
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} elseif ($segments) {
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if (array_key_exists($segment, $target)) {
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static::arrayUnset($target[$segment], $segments);
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}
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} elseif (array_key_exists($segment, $target)) {
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unset($target[$segment]);
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}
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return $target;
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}
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/**
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* Get snake_case format from given string
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*
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* @param string $value
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* @param string $delimiter
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* @return string
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*/
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public static function snakeCase(string $value, string $delimiter = '_'): string
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{
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if (! ctype_lower($value)) {
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$value = preg_replace('/\s+/u', '', ucwords($value));
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$value = strtolower(preg_replace('/(.)(?=[A-Z])/u', '$1'.$delimiter, $value));
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}
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return $value;
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}
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/**
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* Join string[] to string with given $separator and $lastSeparator.
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*
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* @param array $pieces
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* @param string $separator
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* @param string|null $lastSeparator
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* @return string
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*/
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public static function join(array $pieces, string $separator, string $lastSeparator = null): string
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{
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if (is_null($lastSeparator)) {
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$lastSeparator = $separator;
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}
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$last = array_pop($pieces);
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switch (count($pieces)) {
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case 0:
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return $last ?: '';
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case 1:
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return $pieces[0] . $lastSeparator . $last;
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default:
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return implode($separator, $pieces) . $lastSeparator . $last;
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}
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}
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/**
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* Wrap string[] by given $prefix and $suffix
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*
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* @param array $strings
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* @param string $prefix
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* @param string|null $suffix
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* @return array
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*/
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public static function wraps(array $strings, string $prefix, string $suffix = null): array
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{
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if (is_null($suffix)) {
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$suffix = $prefix;
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}
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return array_map(function ($str) use ($prefix, $suffix) {
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return $prefix . $str . $suffix;
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}, $strings);
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}
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}
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