mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-11-28 10:53:40 +03:00
78 lines
1.9 KiB
PHP
78 lines
1.9 KiB
PHP
<?php defined('BASEPATH') or exit('No direct script access allowed');
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/* ----------------------------------------------------------------------------
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* Easy!Appointments - Open Source Web Scheduler
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*
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* @package EasyAppointments
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* @author A.Tselegidis <alextselegidis@gmail.com>
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* @copyright Copyright (c) 2013 - 2020, Alex Tselegidis
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* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
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* @link http://easyappointments.org
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* @since v1.4.0
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* ---------------------------------------------------------------------------- */
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if ( ! function_exists('is_assoc'))
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{
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/**
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* Check if an array is an associative array.
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*
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* @param array $array
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*
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* @return bool
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*/
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function is_assoc(array $array): bool
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{
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if (empty($array))
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{
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return FALSE;
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}
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return array_keys($array) !== range(0, count($array) - 1);
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}
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}
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if ( ! function_exists('array_find'))
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{
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/**
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* Find the first array element based on the provided function.
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*
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* @param array $array
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* @param callable $callback
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*
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* @return mixed
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*/
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function array_find(array $array, callable $callback): mixed
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{
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if (empty($array))
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{
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return NULL;
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}
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if ( ! is_callable($callback))
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{
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throw new InvalidArgumentException('No filter function provided.');
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}
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return array_filter($array, $callback)[0] ?? NULL;
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}
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}
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if ( ! function_exists('array_fields'))
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{
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/**
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* Keep only the provided fields of an array.
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*
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* @param array $array
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* @param array $fields
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*
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* @return array
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*/
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function array_fields(array $array, array $fields): array
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{
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return array_filter($array, function ($field) use ($fields) {
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return in_array($field, $fields);
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}, ARRAY_FILTER_USE_KEY);
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}
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}
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