paulgoughbooks_old
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<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014-2019 British Columbia Institute of Technology * Copyright (c) 2019-2020 CodeIgniter Foundation * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author CodeIgniter Dev Team * @copyright 2019-2020 CodeIgniter Foundation * @license https://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 4.0.0 * @filesource */ /** * CodeIgniter Array Helpers * * @package CodeIgniter */ if (! function_exists('dot_array_search')) { /** * Searches an array through dot syntax. Supports * wildcard searches, like foo.*.bar * * @param string $index * @param array $array * * @return mixed|null */ function dot_array_search(string $index, array $array) { $segments = explode('.', rtrim(rtrim($index, '* '), '.')); return _array_search_dot($segments, $array); } } if (! function_exists('_array_search_dot')) { /** * Used by dot_array_search to recursively search the * array with wildcards. * * @param array $indexes * @param array $array * * @return mixed|null */ function _array_search_dot(array $indexes, array $array) { // Grab the current index $currentIndex = $indexes ? array_shift($indexes) : null; if ((empty($currentIndex) && intval($currentIndex) !== 0) || (! isset($array[$currentIndex]) && $currentIndex !== '*')) { return null; } // Handle Wildcard (*) if ($currentIndex === '*') { // If $array has more than 1 item, we have to loop over each. if (is_array($array)) { foreach ($array as $value) { $answer = _array_search_dot($indexes, $value); if ($answer !== null) { return $answer; } } // Still here after searching all child nodes? return null; } } // If this is the last index, make sure to return it now, // and not try to recurse through things. if (empty($indexes)) { return $array[$currentIndex]; } // Do we need to recursively search this value? if (is_array($array[$currentIndex]) && $array[$currentIndex]) { return _array_search_dot($indexes, $array[$currentIndex]); } // Otherwise we've found our match! return $array[$currentIndex]; } } |
Commits for paulgoughbooks_old/trunk/system/Helpers/array_helper.php
Revision | Author | Commited | Message |
---|---|---|---|
2 | tporter | Tue 03 Nov, 2020 08:50:21 +0000 | Migration of Paul Goughs Books site to Codeignitor 4 |