mirror of
https://github.com/firefly-iii/firefly-iii.git
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472 lines
17 KiB
PHP
472 lines
17 KiB
PHP
<?php
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/**
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* AccountValidator.php
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* Copyright (c) 2019 thegrumpydictator@gmail.com
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*
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* This file is part of Firefly III.
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*
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* Firefly III is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Firefly III is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
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*/
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declare(strict_types=1);
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namespace FireflyIII\Validation;
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use FireflyIII\Models\Account;
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use FireflyIII\Models\AccountType;
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use FireflyIII\Models\TransactionType;
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use FireflyIII\Repositories\Account\AccountRepositoryInterface;
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use FireflyIII\User;
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use Log;
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/**
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* Class AccountValidator
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*/
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class AccountValidator
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{
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/** @var bool */
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public $createMode;
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/** @var string */
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public $destError;
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/** @var Account */
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public $destination;
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/** @var Account */
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public $source;
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/** @var string */
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public $sourceError;
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/** @var AccountRepositoryInterface */
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private $accountRepository;
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/** @var array */
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private $combinations;
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/** @var string */
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private $transactionType;
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/** @var User */
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private $user;
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/**
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* AccountValidator constructor.
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*/
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public function __construct()
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{
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$this->createMode = false;
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$this->destError = 'No error yet.';
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$this->sourceError = 'No error yet.';
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$this->combinations = config('firefly.source_dests');
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/** @var AccountRepositoryInterface accountRepository */
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$this->accountRepository = app(AccountRepositoryInterface::class);
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if ('testing' === config('app.env')) {
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Log::warning(sprintf('%s should not be instantiated in the TEST environment!', get_class($this)));
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}
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}
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/**
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* @param string $transactionType
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*/
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public function setTransactionType(string $transactionType): void
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{
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Log::debug(sprintf('Transaction type for validator is now %s', ucfirst($transactionType)));
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$this->transactionType = ucfirst($transactionType);
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}
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/**
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* @param User $user
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*/
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public function setUser(User $user): void
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{
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$this->user = $user;
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$this->accountRepository->setUser($user);
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}
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/**
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* @param int|null $destinationId
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* @param $destinationName
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*
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* @return bool
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*/
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public function validateDestination(?int $destinationId, $destinationName): bool
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{
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Log::debug(sprintf('Now in AccountValidator::validateDestination(%d, "%s")', $destinationId, $destinationName));
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if (null === $this->source) {
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Log::error('Source is NULL, always FALSE.');
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$this->destError = 'No source account validation has taken place yet. Please do this first or overrule the object.';
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return false;
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}
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switch ($this->transactionType) {
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default:
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$this->destError = sprintf('AccountValidator::validateDestination cannot handle "%s", so it will always return false.', $this->transactionType);
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Log::error(sprintf('AccountValidator::validateDestination cannot handle "%s", so it will always return false.', $this->transactionType));
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$result = false;
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break;
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case TransactionType::WITHDRAWAL:
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$result = $this->validateWithdrawalDestination($destinationId, $destinationName);
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break;
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case TransactionType::DEPOSIT:
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$result = $this->validateDepositDestination($destinationId, $destinationName);
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break;
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case TransactionType::TRANSFER:
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$result = $this->validateTransferDestination($destinationId, $destinationName);
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break;
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//case TransactionType::OPENING_BALANCE:
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//case TransactionType::RECONCILIATION:
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// die(sprintf('Cannot handle type "%s"', $this->transactionType));
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}
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return $result;
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}
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/**
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return bool
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*/
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public function validateSource(?int $accountId, ?string $accountName): bool
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{
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Log::debug(sprintf('Now in AccountValidator::validateSource(%d, "%s")', $accountId, $accountName));
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switch ($this->transactionType) {
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default:
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$result = false;
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$this->sourceError = sprintf('Cannot handle type "%s" :(', $this->transactionType);
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Log::error(sprintf('AccountValidator::validateSource cannot handle "%s", so it will always return false.', $this->transactionType));
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break;
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case TransactionType::WITHDRAWAL:
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$result = $this->validateWithdrawalSource($accountId, $accountName);
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break;
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case TransactionType::DEPOSIT:
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$result = $this->validateDepositSource($accountId, $accountName);
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break;
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case TransactionType::TRANSFER:
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$result = $this->validateTransferSource($accountId, $accountName);
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break;
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//case TransactionType::OPENING_BALANCE:
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//case TransactionType::RECONCILIATION:
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// die(sprintf('Cannot handle type "%s"', $this->transactionType));
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}
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return $result;
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}
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/**
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* @param string $accountType
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*
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* @return bool
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*/
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private function canCreateType(string $accountType): bool
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{
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$result = false;
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switch ($accountType) {
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default:
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Log::error(sprintf('AccountValidator::validateSource cannot handle "%s".', $this->transactionType));
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break;
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case AccountType::ASSET:
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case AccountType::LOAN:
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case AccountType::MORTGAGE:
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case AccountType::DEBT:
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$result = false;
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break;
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case AccountType::EXPENSE:
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case AccountType::REVENUE:
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$result = true;
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break;
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}
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return $result;
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}
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/**
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* @param array $accountTypes
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*
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* @return bool
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*/
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private function canCreateTypes(array $accountTypes): bool
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{
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Log::debug('Can we create any of these types?', $accountTypes);
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/** @var string $accountType */
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foreach ($accountTypes as $accountType) {
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if ($this->canCreateType($accountType)) {
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Log::debug(sprintf('YES, we can create a %s', $accountType));
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return true;
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}
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}
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Log::debug('NO, we cant create any of those.');
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return false;
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}
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/**
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* @param array $validTypes
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return Account|null
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*/
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private function findExistingAccount(array $validTypes, int $accountId, string $accountName): ?Account
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{
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$result = null;
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// find by ID
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if ($accountId > 0) {
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$first = $this->accountRepository->findNull($accountId);
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if ((null !== $first) && in_array($first->accountType->type, $validTypes, true)) {
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$result = $first;
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}
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}
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// find by name:
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if (null === $result && '' !== $accountName) {
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$second = $this->accountRepository->findByName($accountName, $validTypes);
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if (null !== $second) {
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$result = $second;
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}
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}
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return $result;
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}
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/**
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* @param int|null $accountId
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* @param $accountName
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*
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* @return bool
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*/
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private function validateDepositDestination(?int $accountId, $accountName): bool
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{
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$result = null;
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Log::debug(sprintf('Now in validateDepositDestination(%d, "%s")', $accountId, $accountName));
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// source can be any of the following types.
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$validTypes = $this->combinations[$this->transactionType][$this->source->accountType->type] ?? [];
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL we return false,
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// because the destination of a deposit can't be created.
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$this->destError = (string)trans('validation.deposit_dest_need_data');
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Log::error('Both values are NULL, cant create deposit destination.');
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$result = false;
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}
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// if the account can be created anyway we don't need to search.
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if (null === $result && true === $this->canCreateTypes($validTypes)) {
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Log::debug('Can create some of these types, so return true.');
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$result = true;
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}
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if (null === $result) {
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// otherwise try to find the account:
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$search = $this->findExistingAccount($validTypes, (int)$accountId, (string)$accountName);
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if (null === $search) {
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Log::debug('findExistingAccount() returned NULL, so the result is false.');
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$this->destError = (string)trans('validation.deposit_dest_bad_data', ['id' => $accountId, 'name' => $accountName]);
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$result = false;
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}
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if (null !== $search) {
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Log::debug(sprintf('findExistingAccount() returned #%d ("%s"), so the result is true.', $search->id, $search->name));
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$this->destination = $search;
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$result = true;
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}
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}
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$result = $result ?? false;
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Log::debug(sprintf('validateDepositDestination(%d, "%s") will return %s', $accountId, $accountName, var_export($result, true)));
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return $result;
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}
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/**
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return bool
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*/
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private function validateDepositSource(?int $accountId, ?string $accountName): bool
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{
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Log::debug(sprintf('Now in validateDepositSource(%d, "%s")', $accountId, $accountName));
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$result = null;
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// source can be any of the following types.
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$validTypes = array_keys($this->combinations[$this->transactionType]);
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL return false,
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// because the source of a deposit can't be created.
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// (this never happens).
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$this->sourceError = (string)trans('validation.deposit_source_need_data');
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$result = false;
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}
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// if the user submits an ID only but that ID is not of the correct type,
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// return false.
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if (null !== $accountId && null === $accountName) {
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$search = $this->accountRepository->findNull($accountId);
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if (null !== $search && !in_array($search->accountType->type, $validTypes, true)) {
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Log::debug(sprintf('User submitted only an ID (#%d), which is a "%s", so this is not a valid source.', $accountId, $search->accountType->type));
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$result = false;
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}
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}
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// if the account can be created anyway we don't need to search.
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if (null === $result && true === $this->canCreateTypes($validTypes)) {
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$result = true;
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// set the source to be a (dummy) revenue account.
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$account = new Account;
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$accountType = AccountType::whereType(AccountType::REVENUE)->first();
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$account->accountType = $accountType;
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$this->source = $account;
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}
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$result = $result ?? false;
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// don't expect to end up here:
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return $result;
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}
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/**
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* @param int|null $accountId
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* @param $accountName
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*
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* @return bool
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*/
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private function validateTransferDestination(?int $accountId, $accountName): bool
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{
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Log::debug(sprintf('Now in validateTransferDestination(%d, "%s")', $accountId, $accountName));
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// source can be any of the following types.
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$validTypes = $this->combinations[$this->transactionType][$this->source->accountType->type] ?? [];
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL we return false,
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// because the destination of a transfer can't be created.
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$this->destError = (string)trans('validation.transfer_dest_need_data');
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Log::error('Both values are NULL, cant create transfer destination.');
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return false;
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}
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// otherwise try to find the account:
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$search = $this->findExistingAccount($validTypes, (int)$accountId, (string)$accountName);
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if (null === $search) {
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$this->destError = (string)trans('validation.transfer_dest_bad_data', ['id' => $accountId, 'name' => $accountName]);
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return false;
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}
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$this->destination = $search;
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return true;
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}
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/**
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return bool
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*/
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private function validateTransferSource(?int $accountId, ?string $accountName): bool
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{
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Log::debug(sprintf('Now in validateTransferSource(%d, "%s")', $accountId, $accountName));
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// source can be any of the following types.
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$validTypes = array_keys($this->combinations[$this->transactionType]);
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL we return false,
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// because the source of a withdrawal can't be created.
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$this->sourceError = (string)trans('validation.transfer_source_need_data');
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return false;
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}
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// otherwise try to find the account:
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$search = $this->findExistingAccount($validTypes, (int)$accountId, (string)$accountName);
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if (null === $search) {
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$this->sourceError = (string)trans('validation.transfer_source_bad_data', ['id' => $accountId, 'name' => $accountName]);
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return false;
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}
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$this->source = $search;
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return true;
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}
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/**
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return bool
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*/
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private function validateWithdrawalDestination(?int $accountId, ?string $accountName): bool
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{
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Log::debug(sprintf('Now in validateWithdrawalDestination(%d, "%s")', $accountId, $accountName));
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// source can be any of the following types.
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$validTypes = $this->combinations[$this->transactionType][$this->source->accountType->type] ?? [];
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL return false,
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// because the destination of a withdrawal can never be created automatically.
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$this->destError = (string)trans('validation.withdrawal_dest_need_data');
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return false;
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}
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// if there's an ID it must be of the "validTypes".
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if (null !== $accountId && 0 !== $accountId) {
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$found = $this->accountRepository->findNull($accountId);
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if (null !== $found) {
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$type = $found->accountType->type;
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if (in_array($type, $validTypes)) {
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return true;
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}
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$this->destError = (string)trans('validation.withdrawal_dest_bad_data', ['id' => $accountId, 'name' => $accountName]);
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return false;
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}
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}
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// if the account can be created anyway don't need to search.
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if (true === $this->canCreateTypes($validTypes)) {
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return true;
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}
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// don't expect to end up here:
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return false;
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}
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/**
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* @param int|null $accountId
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* @param string|null $accountName
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*
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* @return bool
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*/
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private function validateWithdrawalSource(?int $accountId, ?string $accountName): bool
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{
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Log::debug(sprintf('Now in validateWithdrawalSource(%d, "%s")', $accountId, $accountName));
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// source can be any of the following types.
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$validTypes = array_keys($this->combinations[$this->transactionType]);
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if (null === $accountId && null === $accountName && false === $this->canCreateTypes($validTypes)) {
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// if both values are NULL we return false,
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// because the source of a withdrawal can't be created.
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$this->sourceError = (string)trans('validation.withdrawal_source_need_data');
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return false;
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}
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// otherwise try to find the account:
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$search = $this->findExistingAccount($validTypes, (int)$accountId, (string)$accountName);
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if (null === $search) {
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$this->sourceError = (string)trans('validation.withdrawal_source_bad_data', ['id' => $accountId, 'name' => $accountName]);
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return false;
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}
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$this->source = $search;
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return true;
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}
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} |