firefly-iii/app/Factory/TransactionJournalFactory.php

558 lines
23 KiB
PHP

<?php
/**
* TransactionJournalFactory.php
* Copyright (c) 2019 james@firefly-iii.org
*
* This file is part of Firefly III (https://github.com/firefly-iii).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace FireflyIII\Factory;
use Carbon\Carbon;
use FireflyIII\Exceptions\DuplicateTransactionException;
use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Models\Account;
use FireflyIII\Models\Transaction;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\Models\TransactionJournal;
use FireflyIII\Models\TransactionJournalMeta;
use FireflyIII\Models\TransactionType;
use FireflyIII\Repositories\Account\AccountRepositoryInterface;
use FireflyIII\Repositories\Bill\BillRepositoryInterface;
use FireflyIII\Repositories\Budget\BudgetRepositoryInterface;
use FireflyIII\Repositories\Category\CategoryRepositoryInterface;
use FireflyIII\Repositories\PiggyBank\PiggyBankRepositoryInterface;
use FireflyIII\Repositories\TransactionType\TransactionTypeRepositoryInterface;
use FireflyIII\Repositories\UserGroups\Currency\CurrencyRepositoryInterface;
use FireflyIII\Services\Internal\Destroy\JournalDestroyService;
use FireflyIII\Services\Internal\Support\JournalServiceTrait;
use FireflyIII\Support\NullArrayObject;
use FireflyIII\User;
use FireflyIII\Validation\AccountValidator;
use Illuminate\Support\Collection;
/**
* Class TransactionJournalFactory
*/
class TransactionJournalFactory
{
use JournalServiceTrait;
private AccountRepositoryInterface $accountRepository;
private AccountValidator $accountValidator;
private BillRepositoryInterface $billRepository;
private CurrencyRepositoryInterface $currencyRepository;
private bool $errorOnHash;
private array $fields;
private PiggyBankEventFactory $piggyEventFactory;
private PiggyBankRepositoryInterface $piggyRepository;
private TransactionTypeRepositoryInterface $typeRepository;
private User $user;
/**
* Constructor.
*
* @throws \Exception
*/
public function __construct()
{
$this->errorOnHash = false;
$this->fields = config('firefly.journal_meta_fields');
$this->currencyRepository = app(CurrencyRepositoryInterface::class);
$this->typeRepository = app(TransactionTypeRepositoryInterface::class);
$this->billRepository = app(BillRepositoryInterface::class);
$this->budgetRepository = app(BudgetRepositoryInterface::class);
$this->categoryRepository = app(CategoryRepositoryInterface::class);
$this->piggyRepository = app(PiggyBankRepositoryInterface::class);
$this->piggyEventFactory = app(PiggyBankEventFactory::class);
$this->tagFactory = app(TagFactory::class);
$this->accountValidator = app(AccountValidator::class);
$this->accountRepository = app(AccountRepositoryInterface::class);
}
/**
* Store a new (set of) transaction journals.
*
* @throws DuplicateTransactionException
* @throws FireflyException
*/
public function create(array $data): Collection
{
app('log')->debug('Now in TransactionJournalFactory::create()');
// convert to special object.
$dataObject = new NullArrayObject($data);
app('log')->debug('Start of TransactionJournalFactory::create()');
$collection = new Collection();
$transactions = $dataObject['transactions'] ?? [];
if (0 === count($transactions)) {
app('log')->error('There are no transactions in the array, the TransactionJournalFactory cannot continue.');
return new Collection();
}
try {
/** @var array $row */
foreach ($transactions as $index => $row) {
app('log')->debug(sprintf('Now creating journal %d/%d', $index + 1, count($transactions)));
$journal = $this->createJournal(new NullArrayObject($row));
if (null !== $journal) {
$collection->push($journal);
}
if (null === $journal) {
app('log')->error('The createJournal() method returned NULL. This may indicate an error.');
}
}
} catch (DuplicateTransactionException $e) {
app('log')->warning('TransactionJournalFactory::create() caught a duplicate journal in createJournal()');
app('log')->error($e->getMessage());
app('log')->error($e->getTraceAsString());
$this->forceDeleteOnError($collection);
throw new DuplicateTransactionException($e->getMessage(), 0, $e);
} catch (FireflyException $e) {
app('log')->warning('TransactionJournalFactory::create() caught an exception.');
app('log')->error($e->getMessage());
app('log')->error($e->getTraceAsString());
$this->forceDeleteOnError($collection);
throw new FireflyException($e->getMessage(), 0, $e);
}
return $collection;
}
/**
* Set the user.
*/
public function setUser(User $user): void
{
$this->user = $user;
$this->currencyRepository->setUser($this->user);
$this->tagFactory->setUser($user);
$this->billRepository->setUser($this->user);
$this->budgetRepository->setUser($this->user);
$this->categoryRepository->setUser($this->user);
$this->piggyRepository->setUser($this->user);
$this->accountRepository->setUser($this->user);
}
public function setErrorOnHash(bool $errorOnHash): void
{
$this->errorOnHash = $errorOnHash;
if (true === $errorOnHash) {
app('log')->info('Will trigger duplication alert for this journal.');
}
}
protected function storeMeta(TransactionJournal $journal, NullArrayObject $data, string $field): void
{
$set = [
'journal' => $journal,
'name' => $field,
'data' => (string) ($data[$field] ?? ''),
];
if ($data[$field] instanceof Carbon) {
$data[$field]->setTimezone(config('app.timezone'));
app('log')->debug(sprintf('%s Date: %s (%s)', $field, $data[$field], $data[$field]->timezone->getName()));
$set['data'] = $data[$field]->format('Y-m-d H:i:s');
}
app('log')->debug(sprintf('Going to store meta-field "%s", with value "%s".', $set['name'], $set['data']));
/** @var TransactionJournalMetaFactory $factory */
$factory = app(TransactionJournalMetaFactory::class);
$factory->updateOrCreate($set);
}
/**
* TODO typeOverrule: the account validator may have another opinion on the transaction type. not sure what to do
* with this.
*
* @throws DuplicateTransactionException
* @throws FireflyException
*
* @SuppressWarnings(PHPMD.ExcessiveMethodLength)
*/
private function createJournal(NullArrayObject $row): ?TransactionJournal
{
$row['import_hash_v2'] = $this->hashArray($row);
$this->errorIfDuplicate($row['import_hash_v2']);
/** Some basic fields */
$type = $this->typeRepository->findTransactionType(null, $row['type']);
$carbon = $row['date'] ?? today(config('app.timezone'));
$order = $row['order'] ?? 0;
$currency = $this->currencyRepository->findCurrency((int) $row['currency_id'], $row['currency_code']);
$foreignCurrency = $this->currencyRepository->findCurrencyNull($row['foreign_currency_id'], $row['foreign_currency_code']);
$bill = $this->billRepository->findBill((int) $row['bill_id'], $row['bill_name']);
$billId = TransactionType::WITHDRAWAL === $type->type && null !== $bill ? $bill->id : null;
$description = (string) $row['description'];
// Manipulate basic fields
$carbon->setTimezone(config('app.timezone'));
try {
// validate source and destination using a new Validator.
$this->validateAccounts($row);
} catch (FireflyException $e) {
app('log')->error('Could not validate source or destination.');
app('log')->error($e->getMessage());
return null;
}
/** create or get source and destination accounts */
$sourceInfo = [
'id' => $row['source_id'],
'name' => $row['source_name'],
'iban' => $row['source_iban'],
'number' => $row['source_number'],
'bic' => $row['source_bic'],
'currency_id' => $currency->id,
];
$destInfo = [
'id' => $row['destination_id'],
'name' => $row['destination_name'],
'iban' => $row['destination_iban'],
'number' => $row['destination_number'],
'bic' => $row['destination_bic'],
'currency_id' => $currency->id,
];
app('log')->debug('Source info:', $sourceInfo);
app('log')->debug('Destination info:', $destInfo);
$sourceAccount = $this->getAccount($type->type, 'source', $sourceInfo);
$destinationAccount = $this->getAccount($type->type, 'destination', $destInfo);
app('log')->debug('Done with getAccount(2x)');
// this is the moment for a reconciliation sanity check (again).
if (TransactionType::RECONCILIATION === $type->type) {
[$sourceAccount, $destinationAccount] = $this->reconciliationSanityCheck($sourceAccount, $destinationAccount);
}
$currency = $this->getCurrencyByAccount($type->type, $currency, $sourceAccount, $destinationAccount);
$foreignCurrency = $this->compareCurrencies($currency, $foreignCurrency);
$foreignCurrency = $this->getForeignByAccount($type->type, $foreignCurrency, $destinationAccount);
$description = $this->getDescription($description);
app('log')->debug(sprintf('Date: %s (%s)', $carbon->toW3cString(), $carbon->getTimezone()->getName()));
/** Create a basic journal. */
$journal = TransactionJournal::create(
[
'user_id' => $this->user->id,
'user_group_id' => $this->user->user_group_id,
'transaction_type_id' => $type->id,
'bill_id' => $billId,
'transaction_currency_id' => $currency->id,
'description' => substr($description, 0, 1000),
'date' => $carbon->format('Y-m-d H:i:s'),
'order' => $order,
'tag_count' => 0,
'completed' => 0,
]
);
app('log')->debug(sprintf('Created new journal #%d: "%s"', $journal->id, $journal->description));
/** Create two transactions. */
$transactionFactory = app(TransactionFactory::class);
$transactionFactory->setUser($this->user);
$transactionFactory->setJournal($journal);
$transactionFactory->setAccount($sourceAccount);
$transactionFactory->setCurrency($currency);
$transactionFactory->setAccountInformation($sourceInfo);
$transactionFactory->setForeignCurrency($foreignCurrency);
$transactionFactory->setReconciled($row['reconciled'] ?? false);
try {
$negative = $transactionFactory->createNegative((string) $row['amount'], (string) $row['foreign_amount']);
} catch (FireflyException $e) {
app('log')->error(sprintf('Exception creating negative transaction: %s', $e->getMessage()));
$this->forceDeleteOnError(new Collection([$journal]));
throw new FireflyException($e->getMessage(), 0, $e);
}
/** @var TransactionFactory $transactionFactory */
$transactionFactory = app(TransactionFactory::class);
$transactionFactory->setUser($this->user);
$transactionFactory->setJournal($journal);
$transactionFactory->setAccount($destinationAccount);
$transactionFactory->setAccountInformation($destInfo);
$transactionFactory->setCurrency($currency);
$transactionFactory->setForeignCurrency($foreignCurrency);
$transactionFactory->setReconciled($row['reconciled'] ?? false);
try {
$transactionFactory->createPositive((string) $row['amount'], (string) $row['foreign_amount']);
} catch (FireflyException $e) {
app('log')->error(sprintf('Exception creating positive transaction: %s', $e->getMessage()));
$this->forceTrDelete($negative);
$this->forceDeleteOnError(new Collection([$journal]));
throw new FireflyException($e->getMessage(), 0, $e);
}
$journal->completed = true;
$journal->save();
$this->storeBudget($journal, $row);
$this->storeCategory($journal, $row);
$this->storeNotes($journal, $row['notes']);
$this->storePiggyEvent($journal, $row);
$this->storeTags($journal, $row['tags']);
$this->storeMetaFields($journal, $row);
return $journal;
}
private function hashArray(NullArrayObject $row): string
{
$dataRow = $row->getArrayCopy();
unset($dataRow['import_hash_v2'], $dataRow['original_source']);
try {
$json = json_encode($dataRow, JSON_THROW_ON_ERROR);
} catch (\JsonException $e) {
app('log')->error(sprintf('Could not encode dataRow: %s', $e->getMessage()));
$json = microtime();
}
$hash = hash('sha256', $json);
app('log')->debug(sprintf('The hash is: %s', $hash), $dataRow);
return $hash;
}
/**
* If this transaction already exists, throw an error.
*
* @throws DuplicateTransactionException
*/
private function errorIfDuplicate(string $hash): void
{
app('log')->debug(sprintf('In errorIfDuplicate(%s)', $hash));
if (false === $this->errorOnHash) {
return;
}
app('log')->debug('Will verify duplicate!');
/** @var null|TransactionJournalMeta $result */
$result = TransactionJournalMeta::withTrashed()
->leftJoin('transaction_journals', 'transaction_journals.id', '=', 'journal_meta.transaction_journal_id')
->whereNotNull('transaction_journals.id')
->where('transaction_journals.user_id', $this->user->id)
->where('data', json_encode($hash, JSON_THROW_ON_ERROR))
->with(['transactionJournal', 'transactionJournal.transactionGroup'])
->first()
;
if (null !== $result) {
app('log')->warning(sprintf('Found a duplicate in errorIfDuplicate because hash %s is not unique!', $hash));
$journal = $result->transactionJournal()->withTrashed()->first();
$group = $journal?->transactionGroup()->withTrashed()->first();
$groupId = $group?->id;
if (null === $group) {
$groupId = 0;
}
throw new DuplicateTransactionException(sprintf('Duplicate of transaction #%d.', $groupId));
}
}
/**
* @throws FireflyException
*/
private function validateAccounts(NullArrayObject $data): void
{
app('log')->debug(sprintf('Now in %s', __METHOD__));
$transactionType = $data['type'] ?? 'invalid';
$this->accountValidator->setUser($this->user);
$this->accountValidator->setTransactionType($transactionType);
// validate source account.
$array = [
'id' => null !== $data['source_id'] ? (int) $data['source_id'] : null,
'name' => null !== $data['source_name'] ? (string) $data['source_name'] : null,
'iban' => null !== $data['source_iban'] ? (string) $data['source_iban'] : null,
'number' => null !== $data['source_number'] ? (string) $data['source_number'] : null,
];
$validSource = $this->accountValidator->validateSource($array);
// do something with result:
if (false === $validSource) {
throw new FireflyException(sprintf('Source: %s', $this->accountValidator->sourceError));
}
app('log')->debug('Source seems valid.');
// validate destination account
$array = [
'id' => null !== $data['destination_id'] ? (int) $data['destination_id'] : null,
'name' => null !== $data['destination_name'] ? (string) $data['destination_name'] : null,
'iban' => null !== $data['destination_iban'] ? (string) $data['destination_iban'] : null,
'number' => null !== $data['destination_number'] ? (string) $data['destination_number'] : null,
];
$validDestination = $this->accountValidator->validateDestination($array);
// do something with result:
if (false === $validDestination) {
throw new FireflyException(sprintf('Destination: %s', $this->accountValidator->destError));
}
}
private function reconciliationSanityCheck(?Account $sourceAccount, ?Account $destinationAccount): array
{
app('log')->debug(sprintf('Now in %s', __METHOD__));
if (null !== $sourceAccount && null !== $destinationAccount) {
app('log')->debug('Both accounts exist, simply return them.');
return [$sourceAccount, $destinationAccount];
}
if (null === $destinationAccount) { // @phpstan-ignore-line
app('log')->debug('Destination account is NULL, source account is not.');
$account = $this->accountRepository->getReconciliation($sourceAccount);
app('log')->debug(sprintf('Will return account #%d ("%s") of type "%s"', $account->id, $account->name, $account->accountType->type));
return [$sourceAccount, $account];
}
if (null === $sourceAccount) { // @phpstan-ignore-line
app('log')->debug('Source account is NULL, destination account is not.');
$account = $this->accountRepository->getReconciliation($destinationAccount);
app('log')->debug(sprintf('Will return account #%d ("%s") of type "%s"', $account->id, $account->name, $account->accountType->type));
return [$account, $destinationAccount];
}
app('log')->debug('Unused fallback'); // @phpstan-ignore-line
return [$sourceAccount, $destinationAccount];
}
/**
* @throws FireflyException
*/
private function getCurrencyByAccount(string $type, ?TransactionCurrency $currency, Account $source, Account $destination): TransactionCurrency
{
app('log')->debug('Now in getCurrencyByAccount()');
return match ($type) {
default => $this->getCurrency($currency, $source),
TransactionType::DEPOSIT => $this->getCurrency($currency, $destination),
};
}
/**
* @throws FireflyException
*/
private function getCurrency(?TransactionCurrency $currency, Account $account): TransactionCurrency
{
app('log')->debug('Now in getCurrency()');
/** @var null|TransactionCurrency $preference */
$preference = $this->accountRepository->getAccountCurrency($account);
if (null === $preference && null === $currency) {
// return user's default:
return app('amount')->getDefaultCurrencyByUserGroup($this->user->userGroup);
}
$result = $preference ?? $currency;
app('log')->debug(sprintf('Currency is now #%d (%s) because of account #%d (%s)', $result->id, $result->code, $account->id, $account->name));
return $result;
}
/**
* Set foreign currency to NULL if it's the same as the normal currency:
*/
private function compareCurrencies(?TransactionCurrency $currency, ?TransactionCurrency $foreignCurrency): ?TransactionCurrency
{
if (null === $currency) {
return null;
}
if (null !== $foreignCurrency && $foreignCurrency->id === $currency->id) {
return null;
}
return $foreignCurrency;
}
/**
* @throws FireflyException
*/
private function getForeignByAccount(string $type, ?TransactionCurrency $foreignCurrency, Account $destination): ?TransactionCurrency
{
if (TransactionType::TRANSFER === $type) {
return $this->getCurrency($foreignCurrency, $destination);
}
return $foreignCurrency;
}
private function getDescription(string $description): string
{
$description = '' === $description ? '(empty description)' : $description;
return substr($description, 0, 1024);
}
/**
* Force the deletion of an entire set of transaction journals and their meta object in case of
* an error creating a group.
*/
private function forceDeleteOnError(Collection $collection): void
{
app('log')->debug(sprintf('forceDeleteOnError on collection size %d item(s)', $collection->count()));
$service = app(JournalDestroyService::class);
/** @var TransactionJournal $journal */
foreach ($collection as $journal) {
app('log')->debug(sprintf('forceDeleteOnError on journal #%d', $journal->id));
$service->destroy($journal);
}
}
private function forceTrDelete(Transaction $transaction): void
{
$transaction->delete();
}
/**
* Link a piggy bank to this journal.
*/
private function storePiggyEvent(TransactionJournal $journal, NullArrayObject $data): void
{
app('log')->debug('Will now store piggy event.');
$piggyBank = $this->piggyRepository->findPiggyBank((int) $data['piggy_bank_id'], $data['piggy_bank_name']);
if (null !== $piggyBank) {
$this->piggyEventFactory->create($journal, $piggyBank);
app('log')->debug('Create piggy event.');
return;
}
app('log')->debug('Create no piggy event');
}
private function storeMetaFields(TransactionJournal $journal, NullArrayObject $transaction): void
{
foreach ($this->fields as $field) {
$this->storeMeta($journal, $transaction, $field);
}
}
}