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<?php
namespace Icinga\Module\Director\PropertyModifier;
use Icinga\Module\Director\Hook\PropertyModifierHook;
use Icinga\Module\Director\Web\Form\QuickForm;
use InvalidArgumentException;
use ipl\Html\Error;
class PropertyModifierListToObject extends PropertyModifierHook
{
public static function addSettingsFormFields(QuickForm $form)
{
$form->addElement('text', 'key_property', [
'label' => $form->translate('Key Property'),
'required' => true,
'description' => $form->translate(
'Each Array in the list must contain this property. It\'s value'
. ' will be used as the key/object property name for the row.'
)
]);
$form->addElement('select', 'on_duplicate', [
'label' => 'On duplicate key',
'description' => $form->translate('What should we do, if the same key occurs twice?'),
'multiOptions' => $form->optionalEnum([
'fail' => $form->translate('Let the whole import run fail'),
'keep_first' => $form->translate('Keep the first row with that key'),
'keep_last' => $form->translate('Keep the last row with that key'),
]),
'required' => true,
]);
}
public function getName()
{
return 'Transform Array/Object list into single Object';
}
public function hasArraySupport()
{
return true;
}
public function transform($value)
{
if ($value === null) {
return null;
}
if (! \is_array($value)) {
throw new InvalidArgumentException(
'Array expected, got ' . Error::getPhpTypeName($value)
);
}
$keyProperty = $this->getSetting('key_property');
$onDuplicate = $this->getSetting('on_duplicate');
$result = (object) [];
foreach ($value as $key => $row) {
if (\is_object($row)) {
$row = (array) $row;
}
if (! \is_array($row)) {
throw new InvalidArgumentException(
"List of Arrays expected expected. Array entry '$key' is "
. Error::getPhpTypeName($value)
);
}
if (! \array_key_exists($keyProperty, $row)) {
throw new InvalidArgumentException(
"Key property '$keyProperty' is required, but missing on row '$key'"
);
}
$property = $row[$keyProperty];
if (isset($result->$property)) {
switch ($onDuplicate) {
case 'fail':
throw new InvalidArgumentException(
"Duplicate row with $keyProperty=$property found on row '$key'"
);
case 'keep_first':
// Do nothing
break;
case 'keep_last':
$result->$property = (object) $row;
break;
}
} else {
$result->$property = (object) $row;
}
}
return $result;
}
}
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