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117 lines
2.8 KiB
117 lines
2.8 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* This is the array library for Chamilo.
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* Include/require it in your code to use its functionality.
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*
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* @package chamilo.library
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*/
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/**
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* Removes duplicate values from a dimensional array
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*
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* @param array a dimensional array
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* @return array an array with unique values
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*
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*/
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function array_unique_dimensional($array) {
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if(!is_array($array))
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return $array;
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foreach ($array as &$myvalue) {
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$myvalue=serialize($myvalue);
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}
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$array=array_unique($array);
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foreach ($array as &$myvalue) {
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$myvalue=unserialize($myvalue);
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}
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return $array;
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}
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/**
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*
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* Sort multidimensional arrays
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*
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* @param array unsorted multidimensional array
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* @param string key to be sorted
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* @return array result array
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* @author found in http://php.net/manual/en/function.sort.php
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*/
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function msort($array, $id='id', $order = 'desc') {
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if (empty($array)) {
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return $array;
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}
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$temp_array = array();
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while (count($array)>0) {
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$lowest_id = 0;
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$index=0;
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foreach ($array as $item) {
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if ($order == 'desc') {
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if ($item[$id]<$array[$lowest_id][$id]) {
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$lowest_id = $index;
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}
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} else {
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if ($item[$id]>$array[$lowest_id][$id]) {
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$lowest_id = $index;
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}
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}
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$index++;
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}
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$temp_array[] = $array[$lowest_id];
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$array = array_merge(array_slice($array, 0, $lowest_id), array_slice($array, $lowest_id+1));
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}
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return $temp_array;
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}
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function array_walk_recursive_limited(&$array, $function, $apply_to_keys_also = false) {
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static $recursive_counter = 0;
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if (++$recursive_counter > 1000) {
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die('possible deep recursion attack');
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}
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foreach ($array as $key => $value) {
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if (is_array($value)) {
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array_walk_recursive_limited($array[$key], $function, $apply_to_keys_also);
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} else {
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$array[$key] = $function($value);
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}
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if ($apply_to_keys_also && is_string($key)) {
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$new_key = $function($key);
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if ($new_key != $key) {
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$array[$new_key] = $array[$key];
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unset($array[$key]);
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}
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}
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}
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$recursive_counter--;
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}
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function utf8_sort($array) {
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$old_locale = setlocale(LC_ALL, null);
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$code = api_get_language_isocode();
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$locale_list = array($code.'.utf8', 'en.utf8','en_US.utf8','en_GB.utf8');
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$try_sort = false;
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foreach($locale_list as $locale) {
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$my_local = setlocale(LC_COLLATE, $locale);
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if ($my_local) {
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$try_sort = true;
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break;
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}
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}
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if ($try_sort) {
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uasort($array, 'strcoll');
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}
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setlocale(LC_COLLATE, $old_locale);
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return $array;
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}
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function array_to_string($array, $separator = ',') {
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if (empty($array)) {
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return '';
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}
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return implode($separator.' ', $array);
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} |