Array Map

arrayMap.php

<?php
/**
 * Check the Array Map against the Input Array.
 * 
 * @author Noah Halstead <[email protected]>
 * @link https://gist.github.com/nhalstead/36b3ed131d3ae7c48d72fc4abcb98adf
 * @param Array The Map of what the Input should look like.
 * @param Array The Input Array.
 * @return Array the Steps of the Detection Process.
 */
function expectMap($arrayMap, $select, $recalling = false){
	static $fault;
	
	if($recalling == false){
		// Clear Fault if not being recalled via it's self.
		$fault = array();
	}
	
	foreach ($arrayMap as $k => $v){
		// If it has to Match Sub Objects.
		if( is_array($v) ) {
			// Has Sub Objects.
			if( isset($select[$k]) && is_array($select[$k]) ){
				// Check if the Object Exists and it is an Array.
				if( expectMap($arrayMap[$k], $select[$k], true) == true){
					// Has Sub Array
					$fault['b'][] = true;
					continue;
				}
				else {
					// Does not have
					$fault['b'][] = false;
					break;
				}
			}
			else {
				// Does not Have Sub Array
				$fault['b'][] = false;
				break;
			}
		}
		else {
			// Check if the Object Exists and it is an Array.
			if( isset($select[$v]) ){
				// Has Sub String
				$fault['b'][] = true;
				continue;
			}
			else {
				// Does not have Sub String
				$fault['b'][] = false;
				break;
			}
		}
	}
	
	/**
	 * @link https://stackoverflow.com/a/6850531/5779200
	 */
	if(count(array_unique($fault['b'])) === 1){
	  return current($fault['b']);
	}
	return false;
}


// The Map of what the Data Should look like.
$map = array(
	'data' => array(
		'meta' => array(
			'data',
			'mapit',
			'two'
		)
	)
);
// The Data or the Values
$values = array(
	'data' => array(
		'meta' => array(
			'data' => 24,
			'mapit' => true,
			'two' => 222
		)
	)
);

header('Content-Type: text/plain');
echo expectMap( $map, $values )?"Matching Map":"Not Maching Map";

?>