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<?php |
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declare(strict_types=1); |
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/** |
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* Saito - The Threaded Web Forum |
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* |
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* @copyright Copyright (c) the Saito Project Developers |
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* @link https://github.com/Schlaefer/Saito |
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* @license http://opensource.org/licenses/MIT |
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*/ |
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namespace App\Model\Behavior; |
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use App\Lib\Model\Table\FieldFilter; |
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use App\Model\Entity\Entry; |
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use App\Model\Table\EntriesTable; |
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use Cake\ORM\Behavior; |
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use Saito\Posting\Basic\BasicPostingInterface; |
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use Saito\Posting\Posting; |
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use Saito\User\CurrentUser\CurrentUserInterface; |
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class PostingBehavior extends Behavior |
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{ |
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/** @var CurrentUserInterface */ |
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private $CurrentUser; |
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/** @var FieldFilter */ |
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private $fieldFilter; |
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/** |
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* {@inheritDoc} |
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*/ |
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public function initialize(array $config) |
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{ |
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$this->fieldFilter = (new fieldfilter()) |
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->setConfig('create', ['category_id', 'pid', 'subject', 'text']) |
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->setConfig('update', ['category_id', 'subject', 'text']); |
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} |
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/** |
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* Creates a new posting from user |
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* |
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* @param array $data raw posting data |
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* @param CurrentUserInterface $CurrentUser the current user |
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* @return Entry|null on success, null otherwise |
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*/ |
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public function createPosting(array $data, CurrentUserInterface $CurrentUser): ?Entry |
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{ |
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$data = $this->fieldFilter->filterFields($data, 'create'); |
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if (!empty($data['pid'])) { |
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/// new posting is answer to existing posting |
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$parent = $this->getTable()->get($data['pid']); |
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if (empty($parent)) { |
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throw new \InvalidArgumentException( |
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'Parent posting for creating a new answer not found.', |
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1564756571 |
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); |
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} |
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$data = $this->prepareChildPosting($parent, $data); |
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} else { |
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/// if no pid is provided the new posting is root-posting |
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$data['pid'] = 0; |
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if (empty($data['category_id'])) { |
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throw new \InvalidArgumentException( |
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'New root posting requires a category.', |
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1564756572 |
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); |
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} |
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} |
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/// set user who created the posting |
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$data['user_id'] = $CurrentUser->getId(); |
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$data['name'] = $CurrentUser->get('username'); |
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$this->validatorSetup($CurrentUser); |
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/** @var EntriesTable */ |
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$table = $this->getTable(); |
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return $table->createEntry($data); |
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} |
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/** |
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* Updates an existing posting |
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* |
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* @param Entry $posting the posting to update |
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* @param array $data data the posting should be updated with |
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* @param CurrentUserInterface $CurrentUser the current-user |
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* @return Entry the posting which was asked to update |
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*/ |
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public function updatePosting(Entry $posting, array $data, CurrentUserInterface $CurrentUser): Entry |
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{ |
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$data = $this->fieldFilter->filterFields($data, 'update'); |
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$isRoot = $posting->isRoot(); |
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$parent = $this->getTable()->get($posting->get('pid')); |
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if (!$isRoot) { |
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$data = $this->prepareChildPosting($parent, $data); |
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} |
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$data['edited_by'] = $CurrentUser->get('username'); |
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/// must be set for validation |
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$data['time'] = $posting->get('time'); |
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$data['user_id'] = $posting->get('user_id'); |
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$data['locked'] = $posting->get('locked'); |
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$this->validatorSetup($CurrentUser); |
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$this->getTable()->getValidator()->add( |
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'edited_by', |
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'isEditingAllowed', |
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['rule' => [$this, 'validateEditingAllowed']] |
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); |
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/** @var EntriesTable */ |
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$table = $this->getTable(); |
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return $table->updateEntry($posting, $data); |
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} |
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/** |
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* Populates data of an answer derived from parent the parent-posting |
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* |
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* @param BasicPostingInterface $parent parent data |
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* @param array $data current posting data |
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* @return array populated $data |
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*/ |
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public function prepareChildPosting(BasicPostingInterface $parent, array $data): array |
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{ |
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if (empty($data['subject'])) { |
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/// if new subject is empty use the parent's subject |
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$data['subject'] = $parent->get('subject'); |
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} |
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$data['tid'] = $parent->get('tid'); |
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$data['category_id'] = $parent->get('category_id'); |
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return $data; |
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} |
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/** |
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* Sets-up validator for the table |
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* |
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* @param CurrentUserInterface $CurrentUser current user |
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* @return void |
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*/ |
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private function validatorSetup(CurrentUserInterface $CurrentUser): void |
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{ |
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$this->CurrentUser = $CurrentUser; |
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$this->getTable()->getValidator()->add( |
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'category_id', |
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'isAllowed', |
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['rule' => [$this, 'validateCategoryIsAllowed']] |
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); |
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} |
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/** |
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* check that entries are only in existing and allowed categories |
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* |
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* @param mixed $categoryId value |
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* @param array $context context |
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* @return bool |
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*/ |
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public function validateCategoryIsAllowed($categoryId, $context): bool |
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{ |
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$isRoot = $context['data']['pid'] == 0; |
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$action = $isRoot ? 'thread' : 'answer'; |
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// @td better return !$posting->isAnsweringForbidden(); |
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return $this->CurrentUser->getCategories()->permission($action, $categoryId); |
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} |
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/** |
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* check editing allowed |
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* |
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* @param mixed $check value |
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* @param array $context context |
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* @return bool |
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*/ |
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public function validateEditingAllowed($check, $context): bool |
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{ |
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$posting = new Posting($this->CurrentUser, $context['data']); |
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return $posting->isEditingAllowed(); |
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} |
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} |
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Schlaefer /
Saito
