/
Arrayy.php
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/
Arrayy.php
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<?php
namespace Arrayy;
use voku\helper\Bootup;
use voku\helper\UTF8;
/** @noinspection ClassReImplementsParentInterfaceInspection */
/**
* Methods to manage arrays.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
class Arrayy extends \ArrayObject implements \IteratorAggregate, \ArrayAccess, \Serializable, \Countable
{
/**
* @var array
*/
protected $array = array();
/**
* @var string
*/
protected $iteratorClass;
/**
* @var string
*/
protected $pathSeparator = '.';
/** @noinspection MagicMethodsValidityInspection */
/**
* Initializes
*
* @param array $array
* @param string $iteratorClass
*/
public function __construct($array = array(), $iteratorClass = '\\Arrayy\\ArrayyIterator')
{
$array = $this->fallbackForArray($array);
$this->array = $array;
$this->setIteratorClass($iteratorClass);
}
/**
* Get a value by key.
*
* @param $key
*
* @return mixed <p>Get a Value from the current array.</p>
*/
public function &__get($key)
{
$return = $this->get($key);
if (is_array($return)) {
return static::create($return);
}
return $return;
}
/**
* Call object as function.
*
* @param mixed $key
*
* @return mixed
*/
public function __invoke($key = null)
{
if ($key !== null) {
if (isset($this->array[$key])) {
return $this->array[$key];
}
return false;
}
return (array)$this->array;
}
/**
* Whether or not an element exists by key.
*
* @param mixed $key
*
* @return bool <p>True is the key/index exists, otherwise false.</p>
*/
public function __isset($key)
{
return $this->offsetExists($key);
}
/**
* Assigns a value to the specified element.
*
* @param mixed $key
* @param mixed $value
*/
public function __set($key, $value)
{
$this->internalSet($key, $value);
}
/**
* magic to string
*
* @return string
*/
public function __toString()
{
return $this->toString();
}
/**
* Unset element by key.
*
* @param mixed $key
*/
public function __unset($key)
{
$this->internalRemove($key);
}
/**
* alias: for "Arrayy->append()"
*
* @see Arrayy::append()
*
* @param mixed $value
*
* @return static <p>(Mutable) Return this Arrayy object, with the appended values.</p>
*/
public function add($value)
{
return $this->append($value);
}
/**
* Append a value to the current array.
*
* @param mixed $value
*
* @return static <p>(Mutable) Return this Arrayy object, with the appended values.</p>
*/
public function append($value)
{
$this->array[] = $value;
return $this;
}
/**
* Sort the entries by value.
*
* @param int $sort_flags [optional] <p>
* You may modify the behavior of the sort using the optional
* parameter sort_flags, for details
* see sort.
* </p>
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function asort($sort_flags = null)
{
asort($this->array, $sort_flags);
return $this;
}
/**
* Count the values from the current array.
*
* alias: for "Arrayy->size()"
*
* @see Arrayy::size()
*
* @return int
*/
public function count()
{
return $this->size();
}
/**
* Counts all the values of an array
*
* @link http://php.net/manual/en/function.array-count-values.php
*
* @return static <p>
* (Immutable)
* An associative Arrayy-object of values from input as
* keys and their count as value.
* </p>
*/
public function countValues()
{
return new static(\array_count_values($this->array));
}
/**
* Exchange the array for another one.
*
* @param array|Arrayy $data
*
* @return array
*/
public function exchangeArray($data)
{
$this->array = $this->fallbackForArray($data);
return $this->array;
}
/**
* Creates a copy of the ArrayyObject.
*
* @return array
*/
public function getArrayCopy()
{
return $this->array;
}
/**
* Returns a new ArrayyIterator, thus implementing the IteratorAggregate interface.
*
* @return ArrayyIterator <p>An iterator for the values in the array.</p>
*/
public function getIterator()
{
$iterator = $this->getIteratorClass();
return new $iterator($this->array);
}
/**
* Gets the iterator classname for the ArrayObject.
*
* @return string
*/
public function getIteratorClass()
{
return $this->iteratorClass;
}
/**
* Sort the entries by key
*
* @param int $sort_flags [optional] <p>
* You may modify the behavior of the sort using the optional
* parameter sort_flags, for details
* see sort.
* </p>
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function ksort($sort_flags = null)
{
ksort($this->array, $sort_flags);
return $this;
}
/**
* Sort an array using a case insensitive "natural order" algorithm
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function natcasesort()
{
natcasesort($this->array);
return $this;
}
/**
* Sort entries using a "natural order" algorithm
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function natsort()
{
natsort($this->array);
return $this;
}
/**
* Whether or not an offset exists.
*
* @param int|float|string $offset
*
* @return bool
*/
public function offsetExists($offset)
{
if ($this->isEmpty()) {
return false;
}
// php cast "bool"-index into "int"-index
if ((bool)$offset === $offset) {
$offset = (int)$offset;
}
$tmpReturn = \array_key_exists($offset, $this->array);
if (
$tmpReturn === true
||
(
$tmpReturn === false
&&
strpos((string)$offset, $this->pathSeparator) === false
)
) {
return $tmpReturn;
}
$offsetExists = false;
if (strpos((string)$offset, $this->pathSeparator) !== false) {
$offsetExists = false;
$explodedPath = explode($this->pathSeparator, (string)$offset);
$lastOffset = \array_pop($explodedPath);
$containerPath = implode($this->pathSeparator, $explodedPath);
$this->callAtPath(
$containerPath,
function ($container) use ($lastOffset, &$offsetExists) {
$offsetExists = \array_key_exists($lastOffset, $container);
}
);
}
return $offsetExists;
}
/**
* Returns the value at specified offset.
*
* @param mixed $offset
*
* @return mixed <p>Will return null if the offset did not exists.</p>
*/
public function offsetGet($offset)
{
return $this->offsetExists($offset) ? $this->get($offset) : null;
}
/**
* Assigns a value to the specified offset.
*
* @param mixed $offset
* @param mixed $value
*/
public function offsetSet($offset, $value)
{
if ($offset === null) {
$this->array[] = $value;
} else {
$this->internalSet($offset, $value);
}
}
/**
* Unset an offset.
*
* @param mixed $offset
*/
public function offsetUnset($offset)
{
if ($this->isEmpty()) {
return;
}
if (\array_key_exists($offset, $this->array)) {
unset($this->array[$offset]);
return;
}
if (strpos((string)$offset, $this->pathSeparator) !== false) {
$path = explode($this->pathSeparator, (string)$offset);
$pathToUnset = \array_pop($path);
$this->callAtPath(
implode($this->pathSeparator, $path),
function (&$offset) use ($pathToUnset) {
unset($offset[$pathToUnset]);
}
);
}
}
/**
* Serialize the current "Arrayy"-object.
*
* @return string
*/
public function serialize()
{
return parent::serialize();
}
/**
* Sets the iterator classname for the current "Arrayy"-object.
*
* @param string $class
*
* @return void
*
* @throws \InvalidArgumentException
*/
public function setIteratorClass($class)
{
if (class_exists($class)) {
$this->iteratorClass = $class;
return;
}
if (strpos($class, '\\') === 0) {
$class = '\\' . $class;
if (class_exists($class)) {
$this->iteratorClass = $class;
return;
}
}
throw new \InvalidArgumentException('The iterator class does not exist: ' . $class);
}
/**
* Sort the entries with a user-defined comparison function and maintain key association.
*
* @param callable $function
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*
* @throws \InvalidArgumentException
*/
public function uasort($function)
{
if (!is_callable($function)) {
throw new \InvalidArgumentException(
'Passed function must be callable'
);
}
uasort($this->array, $function);
return $this;
}
/**
* Sort the entries by keys using a user-defined comparison function.
*
* @param callable $function
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*
* @throws \InvalidArgumentException
*/
public function uksort($function)
{
return $this->customSortKeys($function);
}
/**
* Unserialize an string and return this object.
*
* @param string $string
*
* @return static <p>(Mutable)</p>
*/
public function unserialize($string)
{
parent::unserialize($string);
return $this;
}
/**
* Sort an array in reverse order and maintain index association.
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function arsort()
{
arsort($this->array);
return $this;
}
/**
* Iterate over the current array and execute a callback for each loop.
*
* @param \Closure $closure
*
* @return static <p>(Immutable)</p>
*/
public function at(\Closure $closure)
{
$array = $this->array;
foreach ($array as $key => $value) {
$closure($value, $key);
}
return static::create($array);
}
/**
* Returns the average value of the current array.
*
* @param int $decimals <p>The number of decimal-numbers to return.</p>
*
* @return int|double <p>The average value.</p>
*/
public function average($decimals = 0)
{
$count = $this->count();
if (!$count) {
return 0;
}
if (!is_int($decimals)) {
$decimals = 0;
}
return round(\array_sum($this->array) / $count, $decimals);
}
/**
* @param mixed $path
* @param callable $callable
* @param null|array $currentOffset
*/
protected function callAtPath($path, $callable, &$currentOffset = null)
{
if ($currentOffset === null) {
$currentOffset = &$this->array;
}
$explodedPath = explode($this->pathSeparator, $path);
$nextPath = \array_shift($explodedPath);
if (!isset($currentOffset[$nextPath])) {
return;
}
if (!empty($explodedPath)) {
$this->callAtPath(
implode($this->pathSeparator, $explodedPath),
$callable,
$currentOffset[$nextPath]
);
} else {
$callable($currentOffset[$nextPath]);
}
}
/**
* Changes all keys in an array.
*
* @param int $case [optional] <p> Either <strong>CASE_UPPER</strong><br />
* or <strong>CASE_LOWER</strong> (default)</p>
*
* @return static <p>(Immutable)</p>
*/
public function changeKeyCase($case = CASE_LOWER)
{
return static::create(UTF8::array_change_key_case($this->array, $case));
}
/**
* Change the path separator of the array wrapper.
*
* By default, the separator is: "."
*
* @param string $separator <p>Separator to set.</p>
*
* @return static <p>Mutable</p>
*/
public function changeSeparator($separator)
{
$this->pathSeparator = $separator;
return $this;
}
/**
* Create a chunked version of the current array.
*
* @param int $size <p>Size of each chunk.</p>
* @param bool $preserveKeys <p>Whether array keys are preserved or no.</p>
*
* @return static <p>(Immutable) A new array of chunks from the original array.</p>
*/
public function chunk($size, $preserveKeys = false)
{
$result = \array_chunk($this->array, $size, $preserveKeys);
return static::create($result);
}
/**
* Clean all falsy values from the current array.
*
* @return static <p>(Immutable)</p>
*/
public function clean()
{
return $this->filter(
function ($value) {
return (bool)$value;
}
);
}
/**
* WARNING!!! -> Clear the current array.
*
* @return static <p>(Mutable) Return this Arrayy object, with an empty array.</p>
*/
public function clear()
{
$this->array = array();
return $this;
}
/**
* Check if an item is in the current array.
*
* @param string|int|float $value
*
* @return bool
*/
public function contains($value)
{
return in_array($value, $this->array, true);
}
/**
* Check if an (case-insensitive) string is in the current array.
*
* @param string $value
*
* @return bool
*/
public function containsCaseInsensitive($value)
{
return in_array(
UTF8::strtolower($value),
\array_map(
array(
new UTF8(),
'strtolower',
),
$this->array
),
true
);
}
/**
* Check if the given key/index exists in the array.
*
* @param string|int|float $key <p>key/index to search for</p>
*
* @return bool <p>Returns true if the given key/index exists in the array, false otherwise.</p>
*/
public function containsKey($key)
{
return $this->offsetExists($key);
}
/**
* Check if all given needles are present in the array as key/index.
*
* @param array $needles
*
* @return bool <p>Returns true if the given keys/indexes exists in the array, false otherwise.</p>
*/
public function containsKeys(array $needles)
{
return count(\array_intersect($needles, $this->keys()->getArray())) === count($needles);
}
/**
* alias: for "Arrayy->contains()"
*
* @see Arrayy::contains()
*
* @param string|int|float $value
*
* @return bool
*/
public function containsValue($value)
{
return $this->contains($value);
}
/**
* Check if all given needles are present in the array.
*
* @param array $needles
*
* @return bool <p>Returns true if the given values exists in the array, false otherwise.</p>
*/
public function containsValues(array $needles)
{
return count(\array_intersect($needles, $this->array)) === count($needles);
}
/**
* Creates an Arrayy object.
*
* @param array $array
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function create($array = array())
{
return new static($array);
}
/**
* WARNING: Creates an Arrayy object by reference.
*
* @param array $array
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*/
public function createByReference(&$array = array())
{
$array = $this->fallbackForArray($array);
$this->array = &$array;
return $this;
}
/**
* Create an new Arrayy object via JSON.
*
* @param string $json
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function createFromJson($json)
{
$array = UTF8::json_decode($json, true);
return static::create($array);
}
/**
* Create an new instance filled with values from an object that have implemented ArrayAccess.
*
* @param \ArrayAccess $object <p>Object that implements ArrayAccess</p>
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function createFromObject(\ArrayAccess $object)
{
$array = new static();
foreach ($object as $key => $value) {
/** @noinspection OffsetOperationsInspection */
$array[$key] = $value;
}
return $array;
}
/**
* Create an new instance filled with values from an object.
*
* @param object $object
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function createFromObjectVars($object)
{
return new static(self::objectToArray($object));
}
/**
* Convert a object into an array.
*
* @param object $object
*
* @return mixed
*/
protected static function objectToArray($object)
{
if (!is_object($object)) {
return $object;
}
if (is_object($object)) {
$object = get_object_vars($object);
}
return array_map(array('self', 'objectToArray'), $object);
}
/**
* Create an new Arrayy object via string.
*
* @param string $str <p>The input string.</p>
* @param string|null $delimiter <p>The boundary string.</p>
* @param string|null $regEx <p>Use the $delimiter or the $regEx, so if $pattern is null, $delimiter will be
* used.</p>
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function createFromString($str, $delimiter, $regEx = null)
{
if ($regEx) {
preg_match_all($regEx, $str, $array);
if (!empty($array)) {
$array = $array[0];
}
} else {
$array = explode($delimiter, $str);
}
// trim all string in the array
\array_walk(
$array,
function (&$val) {
/** @noinspection ReferenceMismatchInspection */
if (is_string($val)) {
$val = trim($val);
}
}
);
return static::create($array);
}
/**
* Create an new instance containing a range of elements.
*
* @param mixed $low <p>First value of the sequence.</p>
* @param mixed $high <p>The sequence is ended upon reaching the end value.</p>
* @param int $step <p>Used as the increment between elements in the sequence.</p>
*
* @return static <p>(Immutable) Returns an new instance of the Arrayy object.</p>
*/
public static function createWithRange($low, $high, $step = 1)
{
return static::create(range($low, $high, $step));
}
/**
* Custom sort by index via "uksort".
*
* @link http://php.net/manual/en/function.uksort.php
*
* @param callable $function
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*
* @throws \InvalidArgumentException
*/
public function customSortKeys($function)
{
if (!is_callable($function)) {
throw new \InvalidArgumentException(
'Passed function must be callable'
);
}
uksort($this->array, $function);
return $this;
}
/**
* Custom sort by value via "usort".
*
* @link http://php.net/manual/en/function.usort.php
*
* @param callable $function
*
* @return static <p>(Mutable) Return this Arrayy object.</p>
*
* @throws \InvalidArgumentException
*/
public function customSortValues($function)
{
if (!is_callable($function)) {
throw new \InvalidArgumentException(
'Passed function must be callable'
);
}
usort($this->array, $function);
return $this;
}
/**
* Return values that are only in the current array.
*
* @param array $array
*
* @return static <p>(Immutable)</p>
*/
public function diff(array $array = array())
{
$result = \array_diff($this->array, $array);
return static::create($result);
}
/**
* Return values that are only in the current multi-dimensional array.
*
* @param array $array
* @param null|array $helperVariableForRecursion <p>(only for internal usage)</p>
*
* @return static <p>(Immutable)</p>
*/
public function diffRecursive(array $array = array(), $helperVariableForRecursion = null)
{
$result = array();
if (
$helperVariableForRecursion !== null
&&
is_array($helperVariableForRecursion)
) {
$arrayForTheLoop = $helperVariableForRecursion;
} else {
$arrayForTheLoop = $this->array;
}
foreach ($arrayForTheLoop as $key => $value) {
if (\array_key_exists($key, $array)) {
if (is_array($value)) {
$recursiveDiff = $this->diffRecursive($array[$key], $value);
if (!empty($recursiveDiff)) {
$result[$key] = $recursiveDiff;
}
} else {
if ($value != $array[$key]) {
$result[$key] = $value;
}
}
} else {
$result[$key] = $value;
}
}
return static::create($result);
}
/**
* Return values that are only in the new $array.
*
* @param array $array
*
* @return static <p>(Immutable)</p>
*/
public function diffReverse(array $array = array())
{
$result = \array_diff($array, $this->array);
return static::create($result);
}
/**
* Divide an array into two arrays. One with keys and the other with values.
*
* @return static <p>(Immutable)</p>
*/
public function divide()
{
return static::create(
array(
$this->keys(),
$this->values(),
)
);