JimChenWYU / TimSDK

src/Support/Arr.php

<?php
/**
 * Created by PhpStorm.
 * User: lenovo
 * Date: 6/13/2018
 * Time: 11:36 PM
 */

namespace TimSDK\Support;

use ArrayAccess;

class Arr
{
    /**
     * Determine whether the given value is array accessible.
     *
     * @param  mixed  $value
     * @return bool
     */
    public static function accessible($value)
    {
        return is_array($value) || $value instanceof ArrayAccess;
    }

    /**
     * Determine if the given key exists in the provided array.
     *
     * @param  \ArrayAccess|array  $array
     * @param  string|int  $key
     * @return bool
     */
    public static function exists($array, $key)
    {
        if ($array instanceof ArrayAccess) {
            return $array->offsetExists($key);
        }

        return array_key_exists($key, $array);
    }

    /**
     * Get a subset of the items from the given array.
     *
     * @param  array  $array
     * @param  array|string  $keys
     * @return array
     */
    public static function only($array, $keys)
    {
        if (is_string($keys)) {
            $keys = explode(',', str_replace(' ', '', $keys));
        }

        return array_intersect_key($array, array_flip((array) $keys));
    }
    
    /**
     * Set an array item to a given value using "dot" notation.
     *
     * If no key is given to the method, the entire array will be replaced.
     *
     * @param array  $array
     * @param string $key
     * @param mixed  $value
     *
     * @return array
     */
    public static function set(&$array, $key, $value)
    {
        if (is_null($key)) {
            return $array = $value;
        }

        $keys = explode('.', $key);

        while (count($keys) > 1) {
            $key = array_shift($keys);
            // If the key doesn't exist at this depth, we will just create an empty array
            // to hold the next value, allowing us to create the arrays to hold final
            // values at the correct depth. Then we'll keep digging into the array.
            if (!isset($array[$key]) || !is_array($array[$key])) {
                $array[$key] = [];
            }
            $array = &$array[$key];
        }
        $array[array_shift($keys)] = $value;
        return $array;
    }

    /**
     * Get an item from an array using "dot" notation.
     *
     * @param array  $array
     * @param string $key
     * @param mixed  $default
     *
     * @return mixed
     */
    public static function get($array, $key, $default = null)
    {
        if (is_null($key)) {
            return $array;
        }

        if (isset($array[$key])) {
            return $array[$key];
        }

        foreach (explode('.', $key) as $segment) {
            if (!is_array($array) || !array_key_exists($segment, $array)) {
                return \TimSDK\value($default);
            }
            $array = $array[$segment];
        }

        return $array;
    }

    /**
     * To determine Whether an array item exists
     *
     * @static
     * @param array        $array
     * @param array|string $keys
     * @return bool
     */
    public static function has($array, $keys)
    {
        if (is_null($keys)) {
            return false;
        }

        $keys = (array) $keys;

        if (! $array) {

The expression $array of type array is implicitly converted to a boolean; are you sure this is intended? If so, consider using empty($expr) instead to make it clear that you intend to check for an array without elements.

            return false;
        }

        if ($keys === []) {
            return false;
        }

        foreach ($keys as $key) {
            $subKeyArray = $array;

            if (static::exists($array, $key)) {
                continue;
            }

            foreach (explode('.', $key) as $segment) {
                if (static::accessible($subKeyArray) && static::exists($subKeyArray, $segment)) {
                    $subKeyArray = $subKeyArray[$segment];
                } else {
                    return false;
                }
            }
        }

        return true;
    }

    /**
     * Remove one or many array items from a given array using "dot" notation.
     *
     * @param array        $array
     * @param array|string $keys
     */
    public static function forget(&$array, $keys)
    {
        $original = &$array;
        foreach ((array) $keys as $key) {
            $parts = explode('.', $key);
            while (count($parts) > 1) {
                $part = array_shift($parts);

                if (!static::exists($array, $part)) {
                    return ;
                }

                if (is_array($array[$part])) {
                    $array = &$array[$part];
                }
            }
            unset($array[array_shift($parts)]);
            // clean up after each pass
            $array = &$original;
        }
    }
}