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Merge pull request #1861 from raket/dataobject-update-orphan

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Fix: Orphaned records when running DataObject::update
This commit is contained in:
Sam Minnée 2013-05-24 19:48:48 -07:00
commit c26ddee191
2 changed files with 34 additions and 4 deletions
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11
model/DataObject.php
View File

@ -784,10 +784,15 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
// no support for has_many or many_many relationships,
// as the updater wouldn't know which object to write to (or create)
if($relObj->$relation() instanceof DataObject) {
$parentObj = $relObj;
$relObj = $relObj->$relation();
// If the intermediate relationship objects have been created, then write them
if($i<sizeof($relation)-1 && !$relObj->ID) $relObj->write();
if($i<sizeof($relation)-1 && !$relObj->ID || (!$relObj->ID && $parentObj != $this)) {
$relObj->write();
$relatedFieldName = $relation."ID";
$parentObj->$relatedFieldName = $relObj->ID;
$parentObj->write();
}
} else {
user_error(
"DataObject::update(): Can't traverse relationship '$relation'," .
@ -803,6 +808,8 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
if($relObj) {
$relObj->$fieldName = $v;
$relObj->write();
$relatedFieldName = $relation."ID";
$this->$relatedFieldName = $relObj->ID;
$relObj->flushCache();
} else {
user_error("Couldn't follow dot syntax '$k' on '$this->class' object", E_USER_WARNING);

23
tests/model/DataObjectTest.php
View File

@ -642,6 +642,29 @@ class DataObjectTest extends SapphireTest {
$this->assertEquals('New and improved team 1', $reloadedTeam1->Title);
}
public function testDataObjectUpdateNew() {
/* update() calls can use the dot syntax to reference has_one relations and other methods that return
* objects */
$team1 = $this->objFromFixture('DataObjectTest_Team', 'team1');
$team1->CaptainID = 0;
$team1->update(array(
'Captain.FirstName' => 'Jim',
'Captain.FavouriteTeam.Title' => 'New and improved team 1',
));
/* Test that the captain ID has been updated */
$this->assertGreaterThan(0, $team1->CaptainID);
/* Fetch the newly created captain */
$captain1 = DataObjectTest_Player::get()->byID($team1->CaptainID);
$this->assertEquals('Jim', $captain1->FirstName);
/* Grab the favourite team and make sure it has the correct values */
$reloadedTeam1 = $captain1->FavouriteTeam();
$this->assertEquals($reloadedTeam1->ID, $captain1->FavouriteTeamID);
$this->assertEquals('New and improved team 1', $reloadedTeam1->Title);
}
public function testWritingInvalidDataObjectThrowsException() {
$validatedObject = new DataObjectTest_ValidatedObject();