tao-test/app/vendor/oat-sa/jig/Utils/ArrayUtils.php

99 lines
2.8 KiB
PHP

<?php
/**
* This file is part of the Jig package.
*
* Copyright (c) 04-Mar-2013 Dieter Raber <me@dieterraber.net>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Jig\Utils;
/**
* ArrayUtils
*/
class ArrayUtils
{
/**
* Merges any number of arrays / parameters recursively, replacing
* entries with string keys with values from latter arrays.
* If the entry or the next value to be assigned is an array, then it
* automagically treats both arguments as an array.
* Numeric entries are appended, not replaced, but only if they are
* unique
*
* @example result = array_merge_recursive_distinct(a1, a2, ... aN)
* Credit: mark.roduner@gmail.com on http://php.net/manual/en/function.array-merge-recursive.php
* */
public static function arrayMergeRecursiveDistinct()
{
$arrays = func_get_args();
$base = array_shift($arrays);
if (!is_array($base)) {
$base = empty($base) ? array() : array($base);
}
foreach ($arrays as $append) {
if (!is_array($append)) {
$append = array($append);
}
foreach ($append as $key => $value) {
if (!array_key_exists($key, $base) and !is_numeric($key)) {
$base[$key] = $append[$key];
continue;
}
if (is_array($value) or is_array($base[$key])) {
$base[$key] = self::arrayMergeRecursiveDistinct($base[$key], $append[$key]);
} else if (is_numeric($key)) {
if (!in_array($value, $base)) {
$base[] = $value;
}
} else {
$base[$key] = $value;
}
}
}
return $base;
}
/**
* Pick works very much like pop() or shift() but gets data from any key of the
* array. It also works with associative keys
*
* @param array $array
* @param string $wantedKey
* @return array
*/
public static function pick(array &$array, $wantedKey)
{
$returnVal = array();
foreach ($array as $key => $value) {
if ($key === $wantedKey) {
$returnVal = $value;
}
}
unset($array[$wantedKey]);
return $returnVal;
}
/**
* Quote all values of an array according to their type (mainly for usage in CSV)
*
* @param array $array
* @return array
*/
public static function csvQuote(array $array)
{
foreach ($array as &$value) {
$value = is_array($value) ? self::csvQuote($value) : StringUtils::csvQuote($value);
}
return $array;
}
}