iflrandevu/src/engine/Api/V1/Processors/Search.php

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<?php
/* ----------------------------------------------------------------------------
* Easy!Appointments - Open Source Web Scheduler
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
* @copyright Copyright (c) 2013 - 2018, Alex Tselegidis
* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
* @link http://easyappointments.org
* @since v1.2.0
* ---------------------------------------------------------------------------- */
namespace EA\Engine\Api\V1\Processors;
/**
* Search Processor
*
* This class will search the response with the "q" GET parameter and only provide the entries
* that match the keyword. Make sure that the response parameter is a sequential array and not
* a single entry by the time this processor is executed.
*/
class Search implements ProcessorsInterface {
/**
* Process Response Array
*
* @param array &$response The response array to be processed.
*/
public static function process(array &$response)
{
if ( ! isset($_GET['q']) || empty($response))
{
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return;
}
$searchedResponse = [];
$keyword = (string)$_GET['q'];
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foreach ($response as $entry)
{
if (self::_recursiveArraySearch($entry, $keyword) !== FALSE)
{
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$searchedResponse[] = $entry;
}
}
$response = $searchedResponse;
}
/**
* Recursive Array Search
*
* @param array $haystack Array to search in.
* @param string $needle Keyword to be searched.
*
* @return int|bool Returns the index of the search occurrence or false it nothing was found.
*/
protected static function _recursiveArraySearch(array $haystack, $needle)
{
foreach ($haystack as $key => $value)
{
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$currentKey = $key;
if (strpos($value, $needle) !== FALSE || (is_array($value) && self::_recursiveArraySearch($value,
$needle) !== FALSE))
{
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return $currentKey;
}
}
return FALSE;
}
}