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/home/develito/public_html/libraries/fof40/Utils/helpers.php

<?php
/**
 * @package   FOF
 * @copyright Copyright (c)2010-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
 * @license   GNU General Public License version 3, or later
 */

/**
 * This is a modified copy of Laravel 4's "helpers.php"
 *
 * Laravel 4 is distributed under the MIT license, see https://github.com/laravel/framework/blob/master/LICENSE.txt
 */

defined('_JEXEC') || die;

if (!function_exists('array_add'))
{
	/**
	 * Add an element to an array if it doesn't exist.
	 *
	 * @param   array   $array
	 * @param   string  $key
	 * @param   mixed   $value
	 *
	 * @return array
	 */
	function array_add(array $array, string $key, $value): array
	{
		if (!isset($array[$key]))
		{
			$array[$key] = $value;
		}

return $array;
	}
}

if (!function_exists('array_build'))
{
	/**
	 * Build a new array using a callback.
	 *
	 * @param   array     $array
	 * @param   \Closure  $callback
	 *
	 * @return array
	 */
	function array_build(array $array, Closure $callback): array
	{
		$results = [];

foreach ($array as $key => $value)
		{
			[$innerKey, $innerValue] = call_user_func($callback, $key, $value);

$results[$innerKey] = $innerValue;
		}

return $results;
	}
}

if (!function_exists('array_divide'))
{
	/**
	 * Divide an array into two arrays. One with keys and the other with values.
	 *
	 * @param   array  $array
	 *
	 * @return array
	 */
	function array_divide(array $array)
	{
		return [array_keys($array), array_values($array)];
	}
}

if (!function_exists('array_dot'))
{
	/**
	 * Flatten a multi-dimensional associative array with dots.
	 *
	 * @param   array   $array
	 * @param   string  $prepend
	 *
	 * @return array
	 */
	function array_dot(array $array, string $prepend = ''): array
	{
		$results = [];

foreach ($array as $key => $value)
		{
			if (is_array($value))
			{
				$results = array_merge($results, array_dot($value, $prepend . $key . '.'));
			}
			else
			{
				$results[$prepend . $key] = $value;
			}
		}

return $results;
	}
}

if (!function_exists('array_except'))
{
	/**
	 * Get all of the given array except for a specified array of items.
	 *
	 * @param   array  $array
	 * @param   array  $keys
	 *
	 * @return array
	 */
	function array_except(array $array, array $keys): array
	{
		return array_diff_key($array, array_flip((array) $keys));
	}
}

if (!function_exists('array_fetch'))
{
	/**
	 * Fetch a flattened array of a nested array element.
	 *
	 * @param   array   $array
	 * @param   string  $key
	 *
	 * @return array
	 */
	function array_fetch(array $array, string $key): array
	{
		foreach (explode('.', $key) as $segment)
		{
			$results = [];

foreach ($array as $value)
			{
				$value = (array) $value;

$results[] = $value[$segment];
			}

$array = array_values($results);
		}

return array_values($results);
	}
}

if (!function_exists('array_first'))
{
	/**
	 * Return the first element in an array passing a given truth test.
	 *
	 * @param   array    $array
	 * @param   Closure  $callback
	 * @param   mixed    $default
	 *
	 * @return mixed
	 */
	function array_first(array $array, callable $callback, $default = null)
	{
		foreach ($array as $key => $value)
		{
			if (call_user_func($callback, $key, $value))
			{
				return $value;
			}
		}

return value($default);
	}
}

if (!function_exists('array_last'))
{
	/**
	 * Return the last element in an array passing a given truth test.
	 *
	 * @param   array    $array
	 * @param   Closure  $callback
	 * @param   mixed    $default
	 *
	 * @return mixed
	 */
	function array_last(array $array, callable $callback, $default = null)
	{
		return array_first(array_reverse($array), $callback, $default);
	}
}

if (!function_exists('array_flatten'))
{
	/**
	 * Flatten a multi-dimensional array into a single level.
	 *
	 * @param   array  $array
	 *
	 * @return array
	 */
	function array_flatten(array $array): array
	{
		$return = [];

array_walk_recursive($array, function ($x) use (&$return) {
			$return[] = $x;
		});

return $return;
	}
}

if (!function_exists('array_forget'))
{
	/**
	 * Remove an array item from a given array using "dot" notation.
	 *
	 * @param   array   $array
	 * @param   string  $key
	 *
	 * @return void
	 */
	function array_forget(array &$array, string $key): void
	{
		$keys = explode('.', $key);

while (count($keys) > 1)
		{
			$key = array_shift($keys);

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

$array =& $array[$key];
		}

unset($array[array_shift($keys)]);
	}
}

if (!function_exists('array_get'))
{
	/**
	 * Get an item from an array using "dot" notation.
	 *
	 * @param   array   $array
	 * @param   string  $key
	 * @param   mixed   $default
	 *
	 * @return mixed
	 */
	function array_get(array $array, string $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, $array))
			{
				return value($default);
			}

$array = $array[$segment];
		}

return $array;
	}
}

if (!function_exists('array_only'))
{
	/**
	 * Get a subset of the items from the given array.
	 *
	 * @param   array  $array
	 * @param   array  $keys
	 *
	 * @return array
	 */
	function array_only(array $array, array $keys): array
	{
		return array_intersect_key($array, array_flip((array) $keys));
	}
}

if (!function_exists('array_pluck'))
{
	/**
	 * Pluck an array of values from an array.
	 *
	 * @param   array   $array
	 * @param   string  $value
	 * @param   string  $key
	 *
	 * @return array
	 */
	function array_pluck(array $array, string $value, ?string $key = null): array
	{
		$results = [];

foreach ($array as $item)
		{
			$itemValue = is_object($item) ? $item->{$value} : $item[$value];

// If the key is "null", we will just append the value to the array and keep
			// looping. Otherwise we will key the array using the value of the key we
			// received from the developer. Then we'll return the final array form.
			if (is_null($key))
			{
				$results[] = $itemValue;
			}
			else
			{
				$itemKey = is_object($item) ? $item->{$key} : $item[$key];

$results[$itemKey] = $itemValue;
			}
		}

return $results;
	}
}

if (!function_exists('array_pull'))
{
	/**
	 * Get a value from the array, and remove it.
	 *
	 * @param   array   $array
	 * @param   string  $key
	 *
	 * @return mixed
	 */
	function array_pull(array &$array, string $key)
	{
		$value = array_get($array, $key);

array_forget($array, $key);

return $value;
	}
}

if (!function_exists('array_set'))
{
	/**
	 * 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   $value
	 *
	 * @return array
	 */
	function array_set(array &$array, string $key, $value): array
	{
		if (is_null($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;
	}
}

if (!function_exists('array_sort'))
{
	/**
	 * Sort the array using the given Closure.
	 *
	 * @param   array     $array
	 * @param   \Closure  $callback
	 *
	 * @return array
	 */
	function array_sort(array $array, callable $callback): array
	{
		return FOF40\Utils\Collection::make($array)->sortBy($callback)->all();
	}
}

if (!function_exists('array_where'))
{
	/**
	 * Filter the array using the given Closure.
	 *
	 * @param   array     $array
	 * @param   \Closure  $callback
	 *
	 * @return array
	 */
	function array_where(array $array, callable $callback): array
	{
		$filtered = [];

foreach ($array as $key => $value)
		{
			if (call_user_func($callback, $key, $value))
			{
				$filtered[$key] = $value;
			}
		}

return $filtered;
	}
}

if (!function_exists('ends_with'))
{
	/**
	 * Determine if a given string ends with a given substring.
	 *
	 * @param   string        $haystack
	 * @param   string|array  $needles
	 *
	 * @return bool
	 */
	function ends_with(string $haystack, $needles): bool
	{
		foreach ((array) $needles as $needle)
		{
			if ((string) $needle === substr($haystack, -strlen($needle)))
			{
				return true;
			}
		}

return false;
	}
}

if (!function_exists('last'))
{
	/**
	 * Get the last element from an array.
	 *
	 * @param   array  $array
	 *
	 * @return mixed
	 */
	function last(array $array)
	{
		return end($array);
	}
}

if (!function_exists('object_get'))
{
	/**
	 * Get an item from an object using "dot" notation.
	 *
	 * @param   object  $object
	 * @param   string  $key
	 * @param   mixed   $default
	 *
	 * @return mixed
	 */
	function object_get($object, string $key, $default = null)
	{
		if (is_null($key) || trim($key) == '')
		{
			return $object;
		}

foreach (explode('.', $key) as $segment)
		{
			if (!is_object($object) || !isset($object->{$segment}))
			{
				return value($default);
			}

$object = $object->{$segment};
		}

return $object;
	}
}

if (!function_exists('preg_replace_sub'))
{
	/**
	 * Replace a given pattern with each value in the array in sequentially.
	 *
	 * @param   string  $pattern
	 * @param   array   $replacements
	 * @param   string  $subject
	 *
	 * @return string
	 */
	function preg_replace_sub(string $pattern, array &$replacements, string $subject): string
	{
		return preg_replace_callback($pattern, function ($match) use (&$replacements) {
			return array_shift($replacements);

}, $subject);
	}
}

if (!function_exists('starts_with'))
{
	/**
	 * Determine if a given string starts with a given substring.
	 *
	 * @param   string        $haystack
	 * @param   string|array  $needles
	 *
	 * @return bool
	 */
	function starts_with(string $haystack, $needles): bool
	{
		foreach ((array) $needles as $needle)
		{
			if ($needle != '' && strpos($haystack, $needle) === 0)
			{
				return true;
			}
		}

return false;
	}
}

if (!function_exists('value'))
{
	/**
	 * Return the default value of the given value.
	 *
	 * @param   mixed  $value
	 *
	 * @return mixed
	 */
	function value($value)
	{
		return $value instanceof Closure ? $value() : $value;
	}
}

if (!function_exists('with'))
{
	/**
	 * Return the given object. Useful for chaining.
	 *
	 * @param   mixed  $object
	 *
	 * @return mixed
	 */
	function with($object)
	{
		return $object;
	}
}

if (!function_exists('fofStringToBool'))
{
	/**
	 * Convert a string to a boolean. It understands the following human-readable boolean notations 0, 1, true, false,
	 * yes, no, on, off, enabled, disabled. If the value is anything else it will delegate it to PHP's `(bool)` type
	 * casting operator.
	 *
	 * @param   string  $string  The string with the human-readable boolean value.
	 *
	 * @return  boolean  The converted string
	 */
	function fofStringToBool(string $string): bool
	{
		$string = trim((string) $string);
		$string = strtolower($string);

if (in_array($string, ['1', 'true', 'yes', 'on', 'enabled'], true))
		{
			return true;
		}

if (in_array($string, ['0', 'false', 'no', 'off', 'disabled'], true))
		{
			return false;
		}

return (bool) $string;
	}
}