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Merge pull request #2752 from Icinga/bugfix/configform-transformemptyvaluestonull-does-not-handle-values-correctly-2751

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ConfigForm: transformEmptyValuesToNull does not handle values correctly
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lippserd 2017-11-10 10:11:37 +01:00 committed by GitHub
commit fd1ee57a93
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2 changed files with 99 additions and 8 deletions
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16
application/forms/ConfigForm.php
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@ -57,11 +57,7 @@ class ConfigForm extends Form
public function onSuccess() public function onSuccess()
{ {
$sections = array(); $sections = array();
foreach ($this->getValues() as $sectionAndPropertyName => $value) { foreach (static::transformEmptyValuesToNull($this->getValues()) as $sectionAndPropertyName => $value) {
if (empty($value)) {
$value = null; // Causes the config writer to unset it
}
list($section, $property) = explode('_', $sectionAndPropertyName, 2); list($section, $property) = explode('_', $sectionAndPropertyName, 2);
$sections[$section][$property] = $value; $sections[$section][$property] = $value;
} }
@ -137,8 +133,12 @@ class ConfigForm extends Form
*/ */
public static function transformEmptyValuesToNull(array $values) public static function transformEmptyValuesToNull(array $values)
{ {
return array_map(function ($v) { array_walk($values, function (&$v) {
return empty($v) ? null : $v; if ($v === '' || $v === false || $v === array()) {
}, $values); $v = null;
}
});
return $values;
} }
} }

91
test/php/library/Icinga/Web/ConfigFormTest.php Normal file
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@ -0,0 +1,91 @@
<?php
/* Icinga Web 2 | (c) 2017 Icinga Development Team | GPLv2+ */
namespace Tests\Icinga\Web;
use Icinga\Forms\ConfigForm;
use Icinga\Test\BaseTestCase;
class ConfigFormTest extends BaseTestCase
{
public function testWhetherTransformEmptyValuesToNullHandlesValuesCorrectly()
{
$values = array(
'empty_string' => '',
'example_string' => 'this is a test',
'empty_array' => array(),
'example_array' => array('test1', 'test2'),
'zero_as_int' => 0,
'one_as_int' => 1,
'zero_as_string' => '0',
'one_as_string' => '1',
'bool_true' => true,
'bool_false' => false,
'null' => null
);
$values = ConfigForm::transformEmptyValuesToNull($values);
$this->assertNull(
$values['empty_string'],
'ConfigForm::transformEmptyValuesToNull() does not handle empty strings correctly'
);
$this->assertSame(
'this is a test',
$values['example_string'],
'ConfigForm::transformEmptyValuesToNull() does not handle strings correctly'
);
$this->assertNull(
$values['empty_array'],
'ConfigForm::transformEmptyValuesToNull() does not handle empty arrays correctly'
);
$this->assertSame(
'test1',
$values['example_array'][0],
'ConfigForm::transformEmptyValuesToNull() does not handle arrays correctly'
);
$this->assertSame(
0,
$values['zero_as_int'],
'ConfigForm::transformEmptyValuesToNull() does not handle zeros correctly'
);
$this->assertSame(
1,
$values['one_as_int'],
'ConfigForm::transformEmptyValuesToNull() does not handle numbers correctly'
);
$this->assertSame(
'0',
$values['zero_as_string'],
'ConfigForm::transformEmptyValuesToNull() does not handle zeros correctly'
);
$this->assertSame(
'1',
$values['one_as_string'],
'ConfigForm::transformEmptyValuesToNull() does not handle numbers correctly'
);
$this->assertSame(
true,
$values['bool_true'],
'ConfigForm::transformEmptyValuesToNull() does not handle bool true correctly'
);
$this->assertNull(
$values['bool_false'],
'ConfigForm::transformEmptyValuesToNull() does not handle bool false correctly'
);
$this->assertNull(
$values['null'],
'ConfigForm::transformEmptyValuesToNull() does not handle null correctly'
);
}
}