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GroupedList: Enable grouping by a function result.

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Hendrik Schaper 2013-12-21 15:15:55 +13:00 committed by Will Rossiter
parent 588118ade5
commit c563caec05
1 changed files with 3 additions and 1 deletions
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4
model/GroupedList.php
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@ -16,7 +16,9 @@ class GroupedList extends SS_ListDecorator {
$result = array(); $result = array();
foreach ($this->list as $item) { foreach ($this->list as $item) {
$key = is_object($item) ? $item->$index : $item[$index]; /* if $item is an Object, $index can be a method or a value,
* if $item is an array, $index is used as the index */
$key = is_object($item) ? ($item->hasMethod($index) ? $item->$index() : $item->$index) : $item[$index];
if (array_key_exists($key, $result)) { if (array_key_exists($key, $result)) {
$result[$key]->push($item); $result[$key]->push($item);