suyuan/vendor/adbario/php-dot-notation/src/Dot.php

624 lines
15 KiB
PHP

<?php
/**
* Dot - PHP dot notation access to arrays
*
* @author Riku Särkinen <riku@adbar.io>
* @link https://github.com/adbario/php-dot-notation
* @license https://github.com/adbario/php-dot-notation/blob/2.x/LICENSE.md (MIT License)
*/
namespace Adbar;
use Countable;
use ArrayAccess;
use ArrayIterator;
use JsonSerializable;
use IteratorAggregate;
/**
* Dot
*
* This class provides a dot notation access and helper functions for
* working with arrays of data. Inspired by Laravel Collection.
*/
class Dot implements ArrayAccess, Countable, IteratorAggregate, JsonSerializable
{
/**
* The stored items
*
* @var array
*/
protected $items = [];
/**
* The delimiter (alternative to a '.') to be used.
*
* @var string
*/
protected $delimiter = '.';
/**
* Create a new Dot instance
*
* @param mixed $items
* @param string $delimiter
*/
public function __construct($items = [], $delimiter = '.')
{
$this->items = $this->getArrayItems($items);
$this->delimiter = strlen($delimiter) ? $delimiter : '.';
}
/**
* Set a given key / value pair or pairs
* if the key doesn't exist already
*
* @param array|int|string $keys
* @param mixed $value
*/
public function add($keys, $value = null)
{
if (is_array($keys)) {
foreach ($keys as $key => $value) {
$this->add($key, $value);
}
} elseif (is_null($this->get($keys))) {
$this->set($keys, $value);
}
}
/**
* Return all the stored items
*
* @return array
*/
public function all()
{
return $this->items;
}
/**
* Delete the contents of a given key or keys
*
* @param array|int|string|null $keys
*/
public function clear($keys = null)
{
if (is_null($keys)) {
$this->items = [];
return;
}
$keys = (array) $keys;
foreach ($keys as $key) {
$this->set($key, []);
}
}
/**
* Delete the given key or keys
*
* @param array|int|string $keys
*/
public function delete($keys)
{
$keys = (array) $keys;
foreach ($keys as $key) {
if ($this->exists($this->items, $key)) {
unset($this->items[$key]);
continue;
}
$items = &$this->items;
$segments = explode($this->delimiter, $key);
$lastSegment = array_pop($segments);
foreach ($segments as $segment) {
if (!isset($items[$segment]) || !is_array($items[$segment])) {
continue 2;
}
$items = &$items[$segment];
}
unset($items[$lastSegment]);
}
}
/**
* Checks if the given key exists in the provided array.
*
* @param array $array Array to validate
* @param int|string $key The key to look for
*
* @return bool
*/
protected function exists($array, $key)
{
return array_key_exists($key, $array);
}
/**
* Flatten an array with the given character as a key delimiter
*
* @param string $delimiter
* @param array|null $items
* @param string $prepend
* @return array
*/
public function flatten($delimiter = '.', $items = null, $prepend = '')
{
$flatten = [];
if (is_null($items)) {
$items = $this->items;
}
if (!func_num_args()) {
$delimiter = $this->delimiter;
}
foreach ($items as $key => $value) {
if (is_array($value) && !empty($value)) {
$flatten = array_merge(
$flatten,
$this->flatten($delimiter, $value, $prepend.$key.$delimiter)
);
} else {
$flatten[$prepend.$key] = $value;
}
}
return $flatten;
}
/**
* Return the value of a given key
*
* @param int|string|null $key
* @param mixed $default
* @return mixed
*/
public function get($key = null, $default = null)
{
if (is_null($key)) {
return $this->items;
}
if ($this->exists($this->items, $key)) {
return $this->items[$key];
}
if (strpos($key, $this->delimiter) === false) {
return $default;
}
$items = $this->items;
foreach (explode($this->delimiter, $key) as $segment) {
if (!is_array($items) || !$this->exists($items, $segment)) {
return $default;
}
$items = &$items[$segment];
}
return $items;
}
/**
* Return the given items as an array
*
* @param mixed $items
* @return array
*/
protected function getArrayItems($items)
{
if (is_array($items)) {
return $items;
} elseif ($items instanceof self) {
return $items->all();
}
return (array) $items;
}
/**
* Check if a given key or keys exists
*
* @param array|int|string $keys
* @return bool
*/
public function has($keys)
{
$keys = (array) $keys;
if (!$this->items || $keys === []) {
return false;
}
foreach ($keys as $key) {
$items = $this->items;
if ($this->exists($items, $key)) {
continue;
}
foreach (explode($this->delimiter, $key) as $segment) {
if (!is_array($items) || !$this->exists($items, $segment)) {
return false;
}
$items = $items[$segment];
}
}
return true;
}
/**
* Check if a given key or keys are empty
*
* @param array|int|string|null $keys
* @return bool
*/
public function isEmpty($keys = null)
{
if (is_null($keys)) {
return empty($this->items);
}
$keys = (array) $keys;
foreach ($keys as $key) {
if (!empty($this->get($key))) {
return false;
}
}
return true;
}
/**
* Merge a given array or a Dot object with the given key
* or with the whole Dot object
*
* @param array|string|self $key
* @param array|self $value
*/
public function merge($key, $value = [])
{
if (is_array($key)) {
$this->items = array_merge($this->items, $key);
} elseif (is_string($key)) {
$items = (array) $this->get($key);
$value = array_merge($items, $this->getArrayItems($value));
$this->set($key, $value);
} elseif ($key instanceof self) {
$this->items = array_merge($this->items, $key->all());
}
}
/**
* Recursively merge a given array or a Dot object with the given key
* or with the whole Dot object.
*
* Duplicate keys are converted to arrays.
*
* @param array|string|self $key
* @param array|self $value
*/
public function mergeRecursive($key, $value = [])
{
if (is_array($key)) {
$this->items = array_merge_recursive($this->items, $key);
} elseif (is_string($key)) {
$items = (array) $this->get($key);
$value = array_merge_recursive($items, $this->getArrayItems($value));
$this->set($key, $value);
} elseif ($key instanceof self) {
$this->items = array_merge_recursive($this->items, $key->all());
}
}
/**
* Recursively merge a given array or a Dot object with the given key
* or with the whole Dot object.
*
* Instead of converting duplicate keys to arrays, the value from
* given array will replace the value in Dot object.
*
* @param array|string|self $key
* @param array|self $value
*/
public function mergeRecursiveDistinct($key, $value = [])
{
if (is_array($key)) {
$this->items = $this->arrayMergeRecursiveDistinct($this->items, $key);
} elseif (is_string($key)) {
$items = (array) $this->get($key);
$value = $this->arrayMergeRecursiveDistinct($items, $this->getArrayItems($value));
$this->set($key, $value);
} elseif ($key instanceof self) {
$this->items = $this->arrayMergeRecursiveDistinct($this->items, $key->all());
}
}
/**
* Merges two arrays recursively. In contrast to array_merge_recursive,
* duplicate keys are not converted to arrays but rather overwrite the
* value in the first array with the duplicate value in the second array.
*
* @param array $array1 Initial array to merge
* @param array $array2 Array to recursively merge
* @return array
*/
protected function arrayMergeRecursiveDistinct(array $array1, array $array2)
{
$merged = &$array1;
foreach ($array2 as $key => $value) {
if (is_array($value) && isset($merged[$key]) && is_array($merged[$key])) {
$merged[$key] = $this->arrayMergeRecursiveDistinct($merged[$key], $value);
} else {
$merged[$key] = $value;
}
}
return $merged;
}
/**
* Return the value of a given key and
* delete the key
*
* @param int|string|null $key
* @param mixed $default
* @return mixed
*/
public function pull($key = null, $default = null)
{
if (is_null($key)) {
$value = $this->all();
$this->clear();
return $value;
}
$value = $this->get($key, $default);
$this->delete($key);
return $value;
}
/**
* Push a given value to the end of the array
* in a given key
*
* @param mixed $key
* @param mixed $value
*/
public function push($key, $value = null)
{
if (is_null($value)) {
$this->items[] = $key;
return;
}
$items = $this->get($key);
if (is_array($items) || is_null($items)) {
$items[] = $value;
$this->set($key, $items);
}
}
/**
* Replace all values or values within the given key
* with an array or Dot object
*
* @param array|string|self $key
* @param array|self $value
*/
public function replace($key, $value = [])
{
if (is_array($key)) {
$this->items = array_replace($this->items, $key);
} elseif (is_string($key)) {
$items = (array) $this->get($key);
$value = array_replace($items, $this->getArrayItems($value));
$this->set($key, $value);
} elseif ($key instanceof self) {
$this->items = array_replace($this->items, $key->all());
}
}
/**
* Set a given key / value pair or pairs
*
* @param array|int|string $keys
* @param mixed $value
*/
public function set($keys, $value = null)
{
if (is_array($keys)) {
foreach ($keys as $key => $value) {
$this->set($key, $value);
}
return;
}
$items = &$this->items;
foreach (explode($this->delimiter, $keys) as $key) {
if (!isset($items[$key]) || !is_array($items[$key])) {
$items[$key] = [];
}
$items = &$items[$key];
}
$items = $value;
}
/**
* Replace all items with a given array
*
* @param mixed $items
*/
public function setArray($items)
{
$this->items = $this->getArrayItems($items);
}
/**
* Replace all items with a given array as a reference
*
* @param array $items
*/
public function setReference(array &$items)
{
$this->items = &$items;
}
/**
* Return the value of a given key or all the values as JSON
*
* @param mixed $key
* @param int $options
* @return string
*/
public function toJson($key = null, $options = 0)
{
if (is_string($key)) {
return json_encode($this->get($key), $options);
}
$options = $key === null ? 0 : $key;
return json_encode($this->items, $options);
}
/*
* --------------------------------------------------------------
* ArrayAccess interface
* --------------------------------------------------------------
*/
/**
* Check if a given key exists
*
* @param int|string $key
* @return bool
*/
#[\ReturnTypeWillChange]
public function offsetExists($key)
{
return $this->has($key);
}
/**
* Return the value of a given key
*
* @param int|string $key
* @return mixed
*/
#[\ReturnTypeWillChange]
public function offsetGet($key)
{
return $this->get($key);
}
/**
* Set a given value to the given key
*
* @param int|string|null $key
* @param mixed $value
*/
#[\ReturnTypeWillChange]
public function offsetSet($key, $value)
{
if (is_null($key)) {
$this->items[] = $value;
return;
}
$this->set($key, $value);
}
/**
* Delete the given key
*
* @param int|string $key
*/
#[\ReturnTypeWillChange]
public function offsetUnset($key)
{
$this->delete($key);
}
/*
* --------------------------------------------------------------
* Countable interface
* --------------------------------------------------------------
*/
/**
* Return the number of items in a given key
*
* @param int|string|null $key
* @return int
*/
#[\ReturnTypeWillChange]
public function count($key = null)
{
return count($this->get($key));
}
/*
* --------------------------------------------------------------
* IteratorAggregate interface
* --------------------------------------------------------------
*/
/**
* Get an iterator for the stored items
*
* @return \ArrayIterator
*/
#[\ReturnTypeWillChange]
public function getIterator()
{
return new ArrayIterator($this->items);
}
/*
* --------------------------------------------------------------
* JsonSerializable interface
* --------------------------------------------------------------
*/
/**
* Return items for JSON serialization
*
* @return array
*/
#[\ReturnTypeWillChange]
public function jsonSerialize()
{
return $this->items;
}
}