本文整理汇总了PHP中app\DB::rollBack方法的典型用法代码示例。如果您正苦于以下问题：PHP DB::rollBack方法的具体用法？PHP DB::rollBack怎么用？PHP DB::rollBack使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类app\DB的用法示例。
在下文中一共展示了DB::rollBack方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: finalizePurchaseOrder
public function finalizePurchaseOrder($poId)
{
$returnData = [];
try {
\DB::beginTransaction();
// Mark completed field for all work orders for this PO
WorkOrder::where('purchase_order_id', $poId)->update(['completed' => 1]);
// Get all work orders for this PO
$workOrderIds = WorkOrder::where('purchase_order_id', $poId)->select(['id'])->get();
// Get all WorkOrderTask statuses
$workOrderTaskIds = WorkOrderTask::select(['id'])->where('active', 1)->get();
foreach ($workOrderIds as $woId) {
// Delete all existing progress rows first
WorkOrderProgress::where('work_order_id', $woId)->delete();
}
/*
foreach($workOrderIds as $woId)
{
// Create full set of statuses for this work order
foreach($workOrderTaskIds as $woTaskId)
{
WorkOrderProgress::create([
'work_order_id' => $woId,
'work_order_task_id' => $woTaskId
]);
}
}
*/
// Future PO finalization stuff goes here.
\DB::commit();
//return $returnData;
} catch (\Exception $ex) {
\DB::rollBack();
throw $ex;
}
}示例2: doImport
//.........这里部分代码省略.........
$product->calories_from_fat = $row[17];
$product->protein = $row[18];
$product->carbs = $row[19];
$product->fibre = $row[20];
$product->sugar = $row[21];
$product->total_fat = $row[22];
$product->saturated_fats = $row[23];
$product->sodium = $row[24];
//rows 25, 26, 27, 28, 29, 30, 31, 32, 33 are allergens
// Product Image
if ($row[34] !== '') {
if ($pio->isDownloadImages()) {
try {
$newFilename = $uploader->getRemoteFile($row[34], null, public_path(config('app.product_storage')));
$product->product_image = $newFilename;
} catch (Exception $ex) {
/* If the image can't be downloaded, just don't set the field */
}
} else {
$product->product_image = $row[34];
}
}
$product->description = $row[35];
$product->preparation = $row[36];
$product->ingredient_deck = $row[37];
$product->features_benefits = $row[38];
$product->allergen_disclaimer = '';
$product->net_weight = 0;
$product->gross_weight = 0;
$product->tare_weight = 0;
$product->serving_size = 0;
$product->vendor_logo = '';
$product->pos_pdf = '';
if (!$isExisting) {
$product->published = $pio->isAddAsActive();
}
// Only create record, relationships and commit if not simulated
if (!$pio->isSimulate() || $isExisting && !$pio->isIgnoreExisting()) {
$product->save();
// Create any categories for the user product
$catIdRoot = $this->createCategory($row[0], null);
$catIdSub1 = $this->createCategory($row[1], $row[0]);
$catIdSub2 = $this->createCategory($row[2], $row[1]);
$this->createProductCategory($catIdRoot, $product->id);
$this->createProductCategory($catIdSub1, $product->id);
$this->createProductCategory($catIdSub2, $product->id);
// Create any allergens for the user product
if ($row[25] == 'Y') {
$this->createProductAllergen(6, $product->id);
}
if ($row[26] == 'Y') {
$this->createProductAllergen(9, $product->id);
}
if ($row[27] == 'Y') {
$this->createProductAllergen(5, $product->id);
}
if ($row[28] == 'Y') {
$this->createProductAllergen(4, $product->id);
}
if ($row[29] == 'Y') {
$this->createProductAllergen(1, $product->id);
}
if ($row[30] == 'Y') {
$this->createProductAllergen(2, $product->id);
}
if ($row[31] == 'Y') {
$this->createProductAllergen(7, $product->id);
}
if ($row[32] == 'Y') {
$this->createProductAllergen(8, $product->id);
}
if ($row[33] == 'Y') {
$this->createProductAllergen(3, $product->id);
}
\DB::commit();
}
if ($isExisting && !$pio->isIgnoreExisting()) {
$recordsUpdated += 1;
} else {
$recordsAdded += 1;
}
} catch (\Exception $ex) {
if (!$pio->isSimulate()) {
\DB::rollBack();
}
$recordsFailed += 1;
}
$recordCount += 1;
return true;
// Continue processing file
}
});
// Create a record of the import in the database
//$productImport = new \App\Models\ProductImport();
//$productImport->user_id = $pio->getVendorId();
//$productImport->uuid = $pio->getUuid();
//$productImport->filename = $pio->getFileName();
//$productImport->save();
echo sprintf('Import complete, %s records added, %s records updated, %s records failed %s', $recordsAdded, $recordsUpdated, $recordsFailed, $pio->isSimulate() ? '(Simulated)' : '');
}