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<?php |
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namespace Averta\Core\Utility; |
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|
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use RecursiveArrayIterator; |
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use RecursiveIteratorIterator; |
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|
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class Arr |
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{ |
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|
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/** |
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* Whether keys exist or not |
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* |
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* @param array $keys An array of keys to search for |
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* @param array $array The array to search in |
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* |
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* @return bool |
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*/ |
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public static function keysExist( array $keys, array $array ) |
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{ |
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return ! array_diff_key( array_flip( $keys ), $array ); |
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} |
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|
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|
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/** |
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* camelCase keys of an array |
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* |
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* @param array $array The array or object to check |
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* @param string $separator The character that should be removed |
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* @param array $ignoreKeys The list of keys to ignore |
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* @param bool $recursive Whether to loop in indented arrays recursively or not |
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* |
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* @return mixed |
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*/ |
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public static function camelizeKeys( $array, $separator = '_', $ignoreKeys = [], $recursive = false ) { |
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|
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if( is_object( $array ) ){ |
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$array = (array) $array; |
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} |
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|
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if( ! is_array( $array ) ){ |
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return $array; |
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} |
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|
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$result = []; |
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|
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foreach( $array as $key => $value ) { |
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if( ! in_array( $key, $ignoreKeys ) ){ |
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$key = Str::camelize( $key, $separator ); |
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} |
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|
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if( $recursive && is_array( $value ) ){ |
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$value = self::camelizeKeys( $value ); |
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} |
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|
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$result[ $key ] = $value; |
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} |
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|
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return $result; |
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} |
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|
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/** |
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* Merges the defined arguments into defaults array. |
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* |
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* @param array|object $args Value to merge with $defaults. |
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* @param array $defaults Array that serves as the defaults. |
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* |
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* @return array |
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*/ |
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public static function merge( $args, $defaults = [] ) { |
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if ( is_object( $args ) ) { |
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$args = get_object_vars( $args ); |
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} |
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|
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if ( is_array( $defaults ) && $defaults ) { |
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return array_merge( $defaults, $args ); |
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} |
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|
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return $args; |
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} |
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|
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/** |
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* Applies the callback to the elements of the given arrays recursively |
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* |
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* @param array $array |
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* @param $callback |
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*/ |
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public static function mapDeep( $array, $callback ){ |
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if ( ! empty( $array ) ) { |
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foreach ( $array as $index => $value ) { |
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call_user_func( $callback, $value, $index ); |
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if ( is_array( $value ) ) { |
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static::mapDeep( $value, $callback ); |
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} |
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} |
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} |
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} |
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|
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/** |
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* Searches the array for a given key and returns the first corresponding value if successful |
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* |
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* @param $haystack |
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* @param $needle |
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* |
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* @return mixed|null |
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*/ |
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public static function searchKeyDeep( $haystack, $needle ){ |
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$iterator = new RecursiveArrayIterator( $haystack ); |
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$recursive = new RecursiveIteratorIterator( |
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$iterator, |
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RecursiveIteratorIterator::SELF_FIRST |
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); |
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foreach ( $recursive as $key => $value ) { |
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if ( $key === $needle ) { |
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return $value; |
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} |
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} |
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return null; |
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} |
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|
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} |
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|
