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Revert "Fixing Set::filter() not predictably filtering in a recursive
fashion.  While a minor change in behavior, more predictable and uniform
behavior is worth it." Refs #1431

This reverts commit 6e2ffaf.
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markstory committed Jan 10, 2011
1 parent 8754d11 commit 4f94b71
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Showing 2 changed files with 3 additions and 27 deletions.
16 changes: 2 additions & 14 deletions cake/libs/set.php
Expand Up @@ -68,22 +68,10 @@ function merge($arr1, $arr2 = null) {
* @static
*/
function filter($var, $isArray = false) {
foreach ((array)$var as $k => $v) {
if (!empty($v) && is_array($v)) {
$var[$k] = array_filter($v, array('Set', '_filter'));
}
if (is_array($var) && (!empty($var) || $isArray)) {
return array_filter($var, array('Set', 'filter'));
}
return array_filter($var, array('Set', '_filter'));
}

/**
* Set::filter callback function
*
* @param array $var Array to filter.
* @return boolean
* @access protected
*/
function _filter($var) {
if ($var === 0 || $var === '0' || !empty($var)) {
return true;
}
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14 changes: 1 addition & 13 deletions cake/tests/cases/libs/set.test.php
Expand Up @@ -88,20 +88,8 @@ function testEnum() {
*/
function testFilter() {
$result = Set::filter(array('0', false, true, 0, array('one thing', 'I can tell you', 'is you got to be', false)));
$expected = array('0', 2 => true, 3 => 0, 4 => array('one thing', 'I can tell you', 'is you got to be'));
$expected = array('0', 2 => true, 3 => 0, 4 => array('one thing', 'I can tell you', 'is you got to be', false));
$this->assertIdentical($result, $expected);

$result = Set::filter(array(1, array(false)));
$expected = array(1);
$this->assertEqual($expected, $result);

$result = Set::filter(array(1, array(false, false)));
$expected = array(1);
$this->assertEqual($expected, $result);

$result = Set::filter(array(1, array('empty', false)));
$expected = array(1, array('empty'));
$this->assertEqual($expected, $result);
}

/**
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