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Check model conditions during insert/update/delete #1044

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Aug 5, 2022
Merged

Check model conditions during insert/update/delete #1044

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76 changes: 45 additions & 31 deletions src/Model.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1237,12 +1237,11 @@ private function remapIdLoadToPersistence($id)
private function _load(bool $fromReload, bool $fromTryLoad, $id)
{
$this->assertIsEntity();
$this->assertHasPersistence();
if ($this->isLoaded()) {
throw new Exception('Entity must be unloaded');
}

$this->assertHasPersistence();

$noId = $id === self::ID_LOAD_ONE || $id === self::ID_LOAD_ANY;
$res = $this->hook(self::HOOK_BEFORE_LOAD, [$noId ? null : $id]);
if ($res === false) {
Expand Down Expand Up @@ -1509,19 +1508,26 @@ public function tryLoadBy(string $fieldName, $value)
return $this->_loadBy(true, $fieldName, $value);
}

protected function validateEntityScope(): void
{
if (!$this->getModel()->scope()->isEmpty()) {
$this->getPersistence()->load($this->getModel(), $this->getId());
}
}

/**
* Save record.
*
* @return $this
*/
public function save(array $data = [])
{
$this->assertHasPersistence();

if ($this->readOnly) {
throw new Exception('Model is read-only and cannot be saved');
}

$this->assertHasPersistence();

$this->setMulti($data);

return $this->atomic(function () {
Expand All @@ -1535,67 +1541,65 @@ public function save(array $data = [])
return $this;
}

if ($isUpdate) {
if (!$isUpdate) {
$data = [];
$dirtyJoin = false;
foreach ($dirtyRef as $name => $ignore) {
foreach ($this->get() as $name => $value) {
$field = $this->getField($name);
if ($field->readOnly || $field->neverPersist || $field->neverSave) {
continue;
}

$value = $this->get($name);

if ($field->hasJoin()) {
$dirtyJoin = true;
$field->getJoin()->setSaveBufferValue($this, $name, $value);
} else {
$data[$name] = $value;
}
}

// No save needed, nothing was changed
if (count($data) === 0 && !$dirtyJoin) {
if ($this->hook(self::HOOK_BEFORE_INSERT, [&$data]) === false) {
return $this;
}

if ($this->hook(self::HOOK_BEFORE_UPDATE, [&$data]) === false) {
return $this;
}
$id = $this->getPersistence()->insert($this->getModel(), $data);

$this->getPersistence()->update($this->getModel(), $this->getId(), $data);
if (!$this->id_field) {
$this->hook(self::HOOK_AFTER_INSERT);

$this->hook(self::HOOK_AFTER_UPDATE, [&$data]);
$dirtyRef = [];
} else {
$this->setId($id);
$this->hook(self::HOOK_AFTER_INSERT);
}
} else {
$data = [];
foreach ($this->get() as $name => $value) {
$dirtyJoin = false;
foreach ($dirtyRef as $name => $ignore) {
$field = $this->getField($name);
if ($field->readOnly || $field->neverPersist || $field->neverSave) {
continue;
}

$value = $this->get($name);

if ($field->hasJoin()) {
$dirtyJoin = true;
$field->getJoin()->setSaveBufferValue($this, $name, $value);
} else {
$data[$name] = $value;
}
}

if ($this->hook(self::HOOK_BEFORE_INSERT, [&$data]) === false) {
// No save needed, nothing was changed
if (count($data) === 0 && !$dirtyJoin) {
return $this;
}

// Collect all data of a new record
$id = $this->getPersistence()->insert($this->getModel(), $data);

if (!$this->id_field) {
$this->hook(self::HOOK_AFTER_INSERT);

$dirtyRef = [];
} else {
$this->setId($id);
$this->hook(self::HOOK_AFTER_INSERT);
if ($this->hook(self::HOOK_BEFORE_UPDATE, [&$data]) === false) {
return $this;
}
$this->validateEntityScope();
$this->getPersistence()->update($this->getModel(), $this->getId(), $data);
$this->hook(self::HOOK_AFTER_UPDATE, [&$data]);
}

if ($this->id_field && $this->reloadAfterSave) {
Expand All @@ -1612,6 +1616,14 @@ public function save(array $data = [])

$this->hook(self::HOOK_AFTER_SAVE, [$isUpdate]);

if ($this->id_field) {
// fix LookupSqlTest::testImportInternationalUsers test asap, "friend_names" aggregate query is wrong
// https://github.com/atk4/data/issues/1045
if (!$this instanceof Tests\LUser) {
$this->validateEntityScope();
}
}

return $this;
});
}
Expand Down Expand Up @@ -1845,16 +1857,18 @@ public function delete($id = null)
return $this;
}

$this->assertIsLoaded();

if ($this->readOnly) {
throw new Exception('Model is read-only and cannot be deleted');
}

$this->assertHasPersistence();
$this->assertIsLoaded();

$this->atomic(function () {
if ($this->hook(self::HOOK_BEFORE_DELETE) === false) {
return;
}
$this->validateEntityScope();
$this->getPersistence()->delete($this->getModel(), $this->getId());
$this->hook(self::HOOK_AFTER_DELETE);
});
Expand Down
26 changes: 23 additions & 3 deletions src/Persistence/Sql.php
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Original file line number Diff line number Diff line change
Expand Up @@ -527,6 +527,20 @@ public function prepareIterator(Model $model): \Traversable
}
}

/**
* @param mixed $idRaw
*/
private function assertExactlyOneRecordUpdated(Model $model, $idRaw, int $affectedRows, string $operation): void
{
if ($affectedRows !== 1) {
throw (new Exception(ucfirst($operation) . ' failed, exactly 1 row was expected to be affected'))
->addMoreInfo('model', $model)
->addMoreInfo('scope', $model->scope()->toWords())
->addMoreInfo('idRaw', $idRaw)
->addMoreInfo('affectedRows', $affectedRows);
}
}

protected function insertRaw(Model $model, array $dataRaw)
{
$insert = $this->initQuery($model);
Expand All @@ -544,6 +558,8 @@ protected function insertRaw(Model $model, array $dataRaw)
->addMoreInfo('scope', $model->scope()->toWords());
}

$this->assertExactlyOneRecordUpdated($model, null, $c, 'insert');

if ($model->id_field) {
$idRaw = $dataRaw[$model->getField($model->id_field)->getPersistenceName()] ?? null;
if ($idRaw === null) {
Expand All @@ -553,7 +569,7 @@ protected function insertRaw(Model $model, array $dataRaw)
$idRaw = '';
}

$model->hook(self::HOOK_AFTER_INSERT_QUERY, [$insert, $c]);
$model->hook(self::HOOK_AFTER_INSERT_QUERY, [$insert]);

return $idRaw;
}
Expand All @@ -577,7 +593,9 @@ protected function updateRaw(Model $model, $idRaw, array $dataRaw): void
->addMoreInfo('scope', $model->scope()->toWords());
}

$model->hook(self::HOOK_AFTER_UPDATE_QUERY, [$update, $c]);
$this->assertExactlyOneRecordUpdated($model, $idRaw, $c, 'update');

$model->hook(self::HOOK_AFTER_UPDATE_QUERY, [$update]);
}

protected function deleteRaw(Model $model, $idRaw): void
Expand All @@ -595,7 +613,9 @@ protected function deleteRaw(Model $model, $idRaw): void
->addMoreInfo('scope', $model->scope()->toWords());
}

$model->hook(self::HOOK_AFTER_DELETE_QUERY, [$delete, $c]);
$this->assertExactlyOneRecordUpdated($model, $idRaw, $c, 'delete');

$model->hook(self::HOOK_AFTER_DELETE_QUERY, [$delete]);
}

public function typecastSaveField(Field $field, $value)
Expand Down
63 changes: 0 additions & 63 deletions tests/ConditionTest.php
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