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<?php

/**
 * @file classes/services/SubmissionService.php
 *
 * Copyright (c) 2014-2021 Simon Fraser University
 * Copyright (c) 2000-2021 John Willinsky
 * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
 *
 * @class SubmissionService
 * @ingroup services
 *
 * @brief Extends the base submission helper service class with app-specific
 *  requirements.
 */

namespace APP\Services;

use \Application;
use \DAORegistry;
use \PKP\Services\PKPSubmissionService;
use \Services;
use \Submission;

class SubmissionService extends PKPSubmissionService {

/**
	 * Initialize hooks for extending PKPSubmissionService
	 */
	public function __construct() {
		\HookRegistry::register('API::submissions::params', array($this, 'modifyAPISubmissionsParams'));
		\HookRegistry::register('Submission::getMany::queryBuilder', array($this, 'modifySubmissionQueryBuilder'));
		\HookRegistry::register('Submission::getMany::queryObject', array($this, 'modifySubmissionListQueryObject'));
		\HookRegistry::register('Submission::getProperties::values', array($this, 'modifyPropertyValues'));
	}

/**
	 * @copydoc PKPSubmissionService::updateStatus()
	 */
	public function updateStatus($submission) {
		$oldStatus = $submission->getData('status');
		$submission = parent::updateStatus($submission);
		$newStatus = $submission->getData('status');

// Add or remove tombstones when submission is published or unpublished
		if ($newStatus === STATUS_PUBLISHED && $newStatus !== $oldStatus) {
			$tombstoneDao = DAORegistry::getDAO('DataObjectTombstoneDAO'); /* @var $tombstoneDao DataObjectTombstoneDAO */
			$tombstoneDao->deleteByDataObjectId($submission->getId());
		} elseif ($oldStatus === STATUS_PUBLISHED && $newStatus !== $oldStatus) {
			$requestContext = Application::get()->getRequest()->getContext();
			if ($requestContext && $requestContext->getId() === $submission->getData('contextId')) {
				$context = $requestContext;
			} else {
				$context = Services::get('context')->get($submission->getData('contextId'));
			}
			import('classes.article.ArticleTombstoneManager');
			$articleTombstoneManager = new \ArticleTombstoneManager();
			$articleTombstoneManager->insertArticleTombstone($submission, $context);
		}

return $submission;
	}

/**
	 * Collect and sanitize request params for submissions API endpoint
	 *
	 * @param $hookName string
	 * @param $args array [
	 *      @option array $returnParams
	 *      @option SlimRequest $slimRequest
	 * ]
	 *
	 * @return array
	 */
	public function modifyAPISubmissionsParams($hookName, $args) {
		$returnParams =& $args[0];
		$slimRequest = $args[1];
		$requestParams = $slimRequest->getQueryParams();

foreach ($requestParams as $param => $value) {
			switch ($param) {
				case 'issueIds':
				case 'sectionIds':
					if (is_string($value) && strpos($value, ',') > -1) {
						$value = explode(',', $value);
					} elseif (!is_array($value)) {
						$value = array($value);
					}
					$returnParams[$param] = array_map('intval', $value);
			}
		}
	}

/**
	 * Run app-specific query builder methods for getMany
	 *
	 * @param $hookName string
	 * @param $args array [
	 *      @option \APP\Services\QueryBuilders\SubmissionQueryBuilder
	 *      @option int Context ID
	 *      @option array Request args
	 * ]
	 *
	 * @return \APP\Services\QueryBuilders\SubmissionQueryBuilder
	 */
	public function modifySubmissionQueryBuilder($hookName, $args) {
		$submissionQB =& $args[0];
		$requestArgs = $args[1];

if (!empty($requestArgs['sectionIds'])) {
			$submissionQB->filterBySections($requestArgs['sectionIds']);
		}

if (!empty($requestArgs['issueIds'])) {
			$submissionQB->filterByIssues($requestArgs['issueIds']);
		}
	}

/**
	 * Add app-specific query statements to the list get query
	 *
	 * @param $hookName string
	 * @param $args array [
	 *      @option object $queryObject
	 *      @option \APP\Services\QueryBuilders\SubmissionQueryBuilder $queryBuilder
	 * ]
	 *
	 * @return object
	 */
	public function modifySubmissionListQueryObject($hookName, $args) {
		$queryObject =& $args[0];
		$queryBuilder = $args[1];

$queryObject = $queryBuilder->appGet($queryObject);
	}

/**
	 * Add app-specific property values to a submission
	 *
	 * @param $hookName string Submission::getProperties::values
	 * @param $args array [
	 *    @option $values array Key/value store of property values
	 *      @option $submission Submission The associated submission
	 *      @option $props array Requested properties
	 *      @option $args array Request args
	 * ]
	 *
	 * @return array
	 */
	public function modifyPropertyValues($hookName, $args) {
		$values =& $args[0];
		$submission = $args[1];
		$props = $args[2];
		$request = $args[3]['request'];
		$context = $request->getContext();
		$dispatcher = $request->getDispatcher();

foreach ($props as $prop) {
			switch ($prop) {
				case 'urlPublished':
					$values[$prop] = $dispatcher->url(
						$request,
						ROUTE_PAGE,
						$context->getPath(),
						'article',
						'view',
						$submission->getBestId()
					);
					break;
			}
		}
	}

/**
	 * Get submissions ordered by section id
	 *
	 * This method replaces PublishedSubmissionDAO::getPublishedSubmissionsInSections()
	 * which was removed with v3.2.
	 *
	 * @param int $issueId
	 * @param int $contextId
	 * @return array submissions keyed to a section with some section details
	 */
	public function getInSections($issueId, $contextId) {
		import('lib.pkp.classes.submission.PKPSubmission'); // STATUS_...
		$submissions = $this->getMany([
			'contextId' => $contextId,
			'issueIds' => $issueId,
			'status' => [STATUS_PUBLISHED, STATUS_SCHEDULED],
			'orderBy' => 'seq',
			'orderDirection' => 'ASC',
		]);
		$bySections = [];

foreach ($submissions as $submission) {
			$sectionId = $submission->getCurrentPublication()->getData('sectionId');
			if (empty($bySections[$sectionId])) {
				$section = \Application::get()->getSectionDao()->getById($sectionId);
				$bySections[$sectionId] = [
					'articles' => [],
					'title' => $section->getData('hideTitle') ? '' : $section->getLocalizedData('title'),
					'abstractsNotRequired' => $section->getData('abstractsNotRequired'),
					'hideAuthor' => $section->getData('hideAuthor'),
				];
			}
			$bySections[$sectionId]['articles'][] = $submission;
		}

return $bySections;
	}
}