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815 lines
29 KiB
815 lines
29 KiB
<?php
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/* For licensing terms, see /license.txt */
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use Chamilo\CoreBundle\Entity\GradebookCategory;
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use Chamilo\CoreBundle\Entity\PersonalFile;
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use Chamilo\CoreBundle\Entity\ResourceFile;
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use Chamilo\CoreBundle\Entity\ResourceNode;
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use Chamilo\CoreBundle\Framework\Container;
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use Endroid\QrCode\ErrorCorrectionLevel;
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use Endroid\QrCode\QrCode;
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use JetBrains\PhpStorm\NoReturn;
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use Symfony\Component\HttpFoundation\File\UploadedFile;
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/**
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* Certificate Class
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* Generate certificates based in the gradebook tool.
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*/
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class Certificate extends Model
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{
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public $table;
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public $columns = [
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'id',
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'cat_id',
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'score_certificate',
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'created_at',
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'path_certificate',
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];
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/**
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* Certification data.
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*/
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public $certificate_data = [];
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/**
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* Student's certification path.
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*/
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public $certification_user_path = null;
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public $certification_web_user_path = null;
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public $html_file = null;
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public $qr_file = null;
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public $user_id;
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/** If true every time we enter to the certificate URL
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* we would generate a new certificate (good thing because we can edit the
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* certificate and all users will have the latest certificate bad because we.
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* load the certificate every time */
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public $force_certificate_generation = true;
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/**
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* Constructor.
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*
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* @param int $certificate_id ID of the certificate
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* @param int $userId
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* @param bool $sendNotification send message to student
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* @param bool $updateCertificateData
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* @param string $pathToCertificate
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*
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* If no ID given, take user_id and try to generate one
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*/
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public function __construct(
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$certificate_id = 0,
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$userId = 0,
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$sendNotification = false,
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$updateCertificateData = true,
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$pathToCertificate = ''
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) {
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$this->table = Database::get_main_table(TABLE_MAIN_GRADEBOOK_CERTIFICATE);
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$this->user_id = !empty($userId) ? $userId : api_get_user_id();
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if (!empty($certificate_id)) {
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$certificate = $this->get($certificate_id);
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if (!empty($certificate) && is_array($certificate)) {
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$this->certificate_data = $certificate;
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$this->user_id = $this->certificate_data['user_id'];
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}
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}
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if ($this->user_id) {
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// To force certification generation
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if ($this->force_certificate_generation) {
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$this->generate(['certificate_path' => ''], $sendNotification);
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}
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if (
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isset($this->certificate_data)
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&& $this->certificate_data
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&& empty($this->certificate_data['path_certificate'])
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) {
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$this->generate(['certificate_path' => $pathToCertificate], $sendNotification);
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}
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}
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// Setting the qr and html variables
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if (isset($certificate_id) &&
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!empty($this->certification_user_path) &&
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isset($this->certificate_data['path_certificate'])
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) {
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//$pathinfo = pathinfo($this->certificate_data['path_certificate']);
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$this->html_file = $this->certificate_data['path_certificate'];
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//$this->qr_file = $this->certification_user_path.$pathinfo['filename'].'_qr.png';
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} else {
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//$this->checkCertificatePath();
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if ('true' === api_get_setting('document.allow_general_certificate')) {
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// General certificate
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$categoryId = isset($this->certificate_data['cat_id']) ? (int) $this->certificate_data['cat_id'] : 0;
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$name = hash('sha256', $this->user_id . $categoryId);
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$fileName = $name . '.html';
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$content = $this->generateCustomCertificate();
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$gradebookCertificateRepo = Container::getGradeBookCertificateRepository();
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$personalFile = $gradebookCertificateRepo->generateCertificatePersonalFile($this->user_id, $fileName, $content);
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if (null !== $personalFile) {
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// Updating the path
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self::updateUserCertificateInfo(
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0,
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$this->user_id,
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$fileName,
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$updateCertificateData
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);
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$this->certificate_data['path_certificate'] = $fileName;
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}
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}
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}
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}
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/**
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* Deletes the current certificate object. This is generally triggered by
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* the teacher from the gradebook tool to re-generate the certificate because
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* the original version wa flawed.
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*
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* @param bool $force_delete
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*
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* @return bool
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*/
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public function deleteCertificate(): bool
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{
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if (!empty($this->certificate_data)) {
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$categoryId = isset($this->certificate_data['cat_id']) ? (int) $this->certificate_data['cat_id'] : 0;
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$gradebookCertificateRepo = Container::getGradeBookCertificateRepository();
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$gradebookCertificateRepo->deleteCertificateAndRelatedFiles($this->certificate_data['user_id'], $categoryId);
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return true;
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}
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return false;
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}
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/**
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* Generates an HTML Certificate and fills the path_certificate field in the DB.
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*
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* @param array $params
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* @param bool $sendNotification
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*
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* @return bool|int
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*/
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public function generate($params = [], $sendNotification = false)
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{
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$result = false;
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$params['hide_print_button'] = isset($params['hide_print_button']) ? true : false;
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$categoryId = 0;
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$isCertificateAvailableInCategory = false;
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$category = null;
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if (isset($this->certificate_data['cat_id'])) {
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$categoryId = (int) $this->certificate_data['cat_id'];
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$myCategory = Category::load($categoryId);
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$repo = Container::getGradeBookCategoryRepository();
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/** @var GradebookCategory $category */
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$category = $repo->find($categoryId);
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$isCertificateAvailableInCategory = !empty($categoryId) && $myCategory[0]->is_certificate_available($this->user_id);
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}
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$container = Container::getResourceNodeRepository();
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$filesystem = $container->getFileSystem();
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if ($isCertificateAvailableInCategory && null !== $category) {
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$courseInfo = api_get_course_info($category->getCourse()->getCode());
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$courseId = $courseInfo['real_id'];
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$sessionId = $category->getSession() ? $category->getSession()->getId() : 0;
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$skill = new SkillModel();
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$skill->addSkillToUser(
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$this->user_id,
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$category,
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$courseId,
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$sessionId
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);
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if (!empty($this->certificate_data)) {
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$newContentHtml = GradebookUtils::get_user_certificate_content(
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$this->user_id,
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$category->getCourse()->getId(),
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$category->getSession() ? $category->getSession()->getId() : 0,
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false,
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$params['hide_print_button']
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);
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if ($category->getId() == $categoryId) {
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$myPathCertificate = $this->certificate_data['path_certificate'] ?? '';
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if ($filesystem->fileExists($myPathCertificate) &&
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!$this->force_certificate_generation
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) {
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// Seems that the file was already generated
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return true;
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} else {
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// Creating new name
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$name = hash('sha256', $this->user_id . $categoryId);
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$fileName = $name . '.html';
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$gradebookCertificateRepo = Container::getGradeBookCertificateRepository();
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$personalFile = $gradebookCertificateRepo->generateCertificatePersonalFile($this->user_id, $fileName, $newContentHtml['content']);
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if (null !== $personalFile) {
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$result = true;
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// Updating the path
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$this->updateUserCertificateInfo(
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$this->certificate_data['cat_id'],
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$this->user_id,
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$fileName
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);
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$this->certification_user_path = $fileName;
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$this->certificate_data['path_certificate'] = $fileName;
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if ($this->isHtmlFileGenerated()) {
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if ($sendNotification) {
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$subject = get_lang('Certificate notification');
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$message = nl2br(get_lang('((user_first_name)),'));
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$score = $this->certificate_data['score_certificate'];
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self::sendNotification(
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$subject,
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$message,
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api_get_user_info($this->user_id),
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$courseInfo,
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[
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'score_certificate' => $score,
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]
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);
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}
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}
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}
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return $result;
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}
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}
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}
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} else {
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$name = hash('sha256', $this->user_id . $categoryId);
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$fileName = $name . '.html';
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$certificateContent = $this->generateCustomCertificate($fileName);
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$gradebookCertificateRepo = Container::getGradeBookCertificateRepository();
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$personalFile = $gradebookCertificateRepo->generateCertificatePersonalFile($this->user_id, $fileName, $certificateContent);
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if ($personalFile !== null) {
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$personalRepo = Container::getPersonalFileRepository();
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$this->certificate_data['file_content'] = $personalRepo->getResourceFileContent($personalFile);
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$this->certificate_data['path_certificate'] = $fileName;
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}
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return true;
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}
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return false;
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}
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/**
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* @return array
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*/
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public static function notificationTags()
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{
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$tags = [
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'((course_title))',
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'((user_first_name))',
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'((user_last_name))',
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'((author_first_name))',
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'((author_last_name))',
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'((score))',
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'((portal_name))',
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'((certificate_link))',
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];
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return $tags;
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}
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/**
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* @param string $subject
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* @param string $message
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* @param array $userInfo
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* @param array $courseInfo
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* @param array $certificateInfo
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*
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* @return bool
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*/
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public static function sendNotification(
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$subject,
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$message,
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$userInfo,
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$courseInfo,
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$certificateInfo
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) {
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if (empty($userInfo) || empty($courseInfo)) {
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return false;
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}
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$currentUserInfo = api_get_user_info();
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$url = api_get_path(WEB_PATH).
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'certificates/index.php?id='.$certificateInfo['id'].'&user_id='.$certificateInfo['user_id'];
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$link = Display::url($url, $url);
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$replace = [
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$courseInfo['title'],
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$userInfo['firstname'],
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$userInfo['lastname'],
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$currentUserInfo['firstname'],
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$currentUserInfo['lastname'],
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$certificateInfo['score_certificate'],
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api_get_setting('Institution'),
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$link,
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];
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$message = str_replace(self::notificationTags(), $replace, $message);
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MessageManager::send_message(
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$userInfo['id'],
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$subject,
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$message,
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[],
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[],
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0,
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0,
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0,
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0,
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$currentUserInfo['id']
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);
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}
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/**
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* Update user info about certificate.
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*
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* @param int $categoryId category id
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* @param int $user_id user id
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* @param string $path_certificate the path name of the certificate
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* @param bool $updateCertificateData
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*/
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public function updateUserCertificateInfo(
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$categoryId,
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$user_id,
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$path_certificate,
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$updateCertificateData = true
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) {
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$categoryId = (int) $categoryId;
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$user_id = (int) $user_id;
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if ($updateCertificateData &&
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!UserManager::is_user_certified($categoryId, $user_id)
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) {
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$table = Database::get_main_table(TABLE_MAIN_GRADEBOOK_CERTIFICATE);
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$now = api_get_utc_datetime();
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$sql = 'UPDATE '.$table.' SET
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path_certificate="'.Database::escape_string($path_certificate).'",
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created_at = "'.$now.'"
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WHERE cat_id = "'.$categoryId.'" AND user_id="'.$user_id.'" ';
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Database::query($sql);
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}
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}
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/**
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* Check if the file was generated.
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*
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* @return bool
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*/
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public function isHtmlFileGenerated()
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{
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if (empty($this->certification_user_path)) {
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return false;
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}
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if (!empty($this->certificate_data) &&
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isset($this->certificate_data['path_certificate']) &&
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!empty($this->certificate_data['path_certificate'])
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) {
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return true;
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}
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return false;
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}
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/**
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* Generates a QR code for the certificate. The QR code embeds the text given.
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*
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* @param string $text Text to be added in the QR code
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* @param string $path file path of the image
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*
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* @return bool
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*/
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public function generateQRImage($text, $path): bool
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{
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throw new \Exception('generateQRImage');
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if (!empty($text) && !empty($path)) {
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$qrCode = new QrCode($text);
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//$qrCode->setEncoding('UTF-8');
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$qrCode->setSize(120);
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$qrCode->setMargin(5);
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/*$qrCode->setWriterByName('png');
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$qrCode->setErrorCorrectionLevel(ErrorCorrectionLevel::MEDIUM());
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$qrCode->setForegroundColor(['r' => 0, 'g' => 0, 'b' => 0, 'a' => 0]);
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$qrCode->setBackgroundColor(['r' => 255, 'g' => 255, 'b' => 255, 'a' => 0]);
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$qrCode->setValidateResult(false);
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$qrCode->writeFile($path);*/
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return true;
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}
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return false;
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}
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/**
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* Transforms certificate tags into text values. This function is very static
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* (it doesn't allow for much flexibility in terms of what tags are printed).
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*
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* @param array $array Contains two array entries: first are the headers,
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* second is an array of contents
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*
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* @return string The translated string
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*/
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public function parseCertificateVariables($array)
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{
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$headers = $array[0];
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$content = $array[1];
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$final_content = [];
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if (!empty($content)) {
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foreach ($content as $key => $value) {
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$my_header = str_replace(['((', '))'], '', $headers[$key]);
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$final_content[$my_header] = $value;
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}
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}
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/* Certificate tags
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*
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0 => string '((user_firstname))' (length=18)
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1 => string '((user_lastname))' (length=17)
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2 => string '((gradebook_institution))' (length=25)
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3 => string '((gradebook_sitename))' (length=22)
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4 => string '((teacher_firstname))' (length=21)
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5 => string '((teacher_lastname))' (length=20)
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6 => string '((official_code))' (length=17)
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7 => string '((date_certificate))' (length=20)
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8 => string '((course_code))' (length=15)
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9 => string '((course_title))' (length=16)
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10 => string '((gradebook_grade))' (length=19)
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11 => string '((certificate_link))' (length=20)
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12 => string '((certificate_link_html))' (length=25)
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13 => string '((certificate_barcode))' (length=23)
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*/
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$break_space = " \n\r ";
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$text =
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$final_content['gradebook_institution'].' - '.
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$final_content['gradebook_sitename'].' - '.
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get_lang('Certification').$break_space.
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get_lang('Learner').': '.$final_content['user_firstname'].' '.$final_content['user_lastname'].$break_space.
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get_lang('Trainer').': '.$final_content['teacher_firstname'].' '.$final_content['teacher_lastname'].$break_space.
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get_lang('Date').': '.$final_content['date_certificate'].$break_space.
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get_lang('Score').': '.$final_content['gradebook_grade'].$break_space.
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'URL'.': '.$final_content['certificate_link'];
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return $text;
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}
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/**
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* Check if the certificate is visible for the current user
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* If the global setting allow_public_certificates is set to 'false', no certificate can be printed.
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* If the global allow_public_certificates is set to 'true' and the course setting allow_public_certificates
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* is set to 0, no certificate *in this course* can be printed (for anonymous users).
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* Connected users can always print them.
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*
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* @return bool
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*/
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public function isVisible()
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{
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if (!api_is_anonymous()) {
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return true;
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}
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if ('true' != api_get_setting('allow_public_certificates')) {
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// The "non-public" setting is set, so do not print
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return false;
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}
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if (!isset($this->certificate_data, $this->certificate_data['cat_id'])) {
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return false;
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}
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$gradeBook = new Gradebook();
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$gradeBookInfo = $gradeBook->get($this->certificate_data['cat_id']);
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if (empty($gradeBookInfo['course_code'])) {
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return false;
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}
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$setting = api_get_course_setting(
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'allow_public_certificates',
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api_get_course_info($gradeBookInfo['course_code'])
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);
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if (0 == $setting) {
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// Printing not allowed
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return false;
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}
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return true;
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}
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|
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/**
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* Check if the certificate is available.
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*
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* @return bool
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*/
|
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public function isAvailable()
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{
|
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if (empty($this->certificate_data['path_certificate'])) {
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return false;
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}
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|
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$container = Container::getResourceNodeRepository();
|
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$filesystem = $container->getFileSystem();
|
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if (!$filesystem->fileExists($this->certificate_data['path_certificate'])) {
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return false;
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}
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return true;
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}
|
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|
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/**
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* Shows the student's certificate (HTML file).
|
|
*/
|
|
public function show()
|
|
{
|
|
$container = Container::getResourceNodeRepository();
|
|
$filesystem = $container->getFileSystem();
|
|
if ($filesystem->fileExists($this->certificate_data['path_certificate'])) {
|
|
// Needed in order to browsers don't add custom CSS
|
|
$certificateContent = '<!DOCTYPE html>';
|
|
$certificateContent .= $filesystem->read($this->certificate_data['path_certificate']);
|
|
|
|
// Remove media=screen to be available when printing a document
|
|
$certificateContent = str_replace(
|
|
' media="screen"',
|
|
'',
|
|
$certificateContent
|
|
);
|
|
|
|
if ($this->user_id == api_get_user_id() &&
|
|
!empty($this->certificate_data) &&
|
|
isset($this->certificate_data['id'])
|
|
) {
|
|
$certificateId = $this->certificate_data['id'];
|
|
$extraFieldValue = new ExtraFieldValue('user_certificate');
|
|
$value = $extraFieldValue->get_values_by_handler_and_field_variable(
|
|
$certificateId,
|
|
'downloaded_at'
|
|
);
|
|
if (empty($value)) {
|
|
$params = [
|
|
'item_id' => $this->certificate_data['id'],
|
|
'extra_downloaded_at' => api_get_utc_datetime(),
|
|
];
|
|
$extraFieldValue->saveFieldValues($params);
|
|
}
|
|
}
|
|
|
|
header('Content-Type: text/html; charset='.api_get_system_encoding());
|
|
echo $certificateContent;
|
|
|
|
return;
|
|
}
|
|
api_not_allowed(true);
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function generateCustomCertificate(string $fileName = '')
|
|
{
|
|
$certificateRepo = Container::getGradeBookCertificateRepository();
|
|
$certificateRepo->registerUserInfoAboutCertificate(0, $this->user_id, 100, $fileName);
|
|
|
|
$userInfo = api_get_user_info($this->user_id);
|
|
$extraFieldValue = new ExtraFieldValue('user');
|
|
$value = $extraFieldValue->get_values_by_handler_and_field_variable($this->user_id, 'legal_accept');
|
|
$termsValidationDate = '';
|
|
if (isset($value) && !empty($value['value'])) {
|
|
[$id, $id2, $termsValidationDate] = explode(':', $value['value']);
|
|
}
|
|
|
|
$sessions = SessionManager::get_sessions_by_user($this->user_id, false, true);
|
|
$totalTimeInLearningPaths = 0;
|
|
$sessionsApproved = [];
|
|
$coursesApproved = [];
|
|
$courseList = [];
|
|
|
|
$gradeBookRepo = Container::getGradeBookCategoryRepository();
|
|
if ($sessions) {
|
|
foreach ($sessions as $session) {
|
|
$allCoursesApproved = [];
|
|
foreach ($session['courses'] as $course) {
|
|
$course = api_get_course_entity($course['real_id']);
|
|
$courseId = $course->getId();
|
|
$category = $gradeBookRepo->findOneBy(['course' => $course, 'session' => $session['session_id']]);
|
|
|
|
if (null !== $category) {
|
|
$result = Category::userFinishedCourse(
|
|
$this->user_id,
|
|
$category,
|
|
true
|
|
);
|
|
|
|
// Find time spent in LP
|
|
$timeSpent = Tracking::get_time_spent_in_lp(
|
|
$this->user_id,
|
|
$course,
|
|
[],
|
|
$session['session_id']
|
|
);
|
|
|
|
if (!isset($courseList[$courseId])) {
|
|
$courseList[$courseId]['approved'] = false;
|
|
$courseList[$courseId]['time_spent'] = 0;
|
|
}
|
|
|
|
if ($result) {
|
|
$courseList[$courseId]['approved'] = true;
|
|
$coursesApproved[$courseId] = $course->getTitle();
|
|
$allCoursesApproved[] = true;
|
|
}
|
|
$courseList[$courseId]['time_spent'] += $timeSpent;
|
|
}
|
|
}
|
|
|
|
if (count($allCoursesApproved) == count($session['courses'])) {
|
|
$sessionsApproved[] = $session;
|
|
}
|
|
}
|
|
}
|
|
|
|
$totalTimeInLearningPaths = 0;
|
|
foreach ($courseList as $courseId => $courseData) {
|
|
if (true === $courseData['approved']) {
|
|
$totalTimeInLearningPaths += $courseData['time_spent'];
|
|
}
|
|
}
|
|
|
|
$skill = new SkillModel();
|
|
// Ofaj
|
|
$skills = $skill->getStudentSkills($this->user_id, 2);
|
|
$timeInSeconds = Tracking::get_time_spent_on_the_platform(
|
|
$this->user_id,
|
|
'ever'
|
|
);
|
|
$time = api_time_to_hms($timeInSeconds);
|
|
|
|
$tplContent = new Template(null, false, false, false, false, false);
|
|
|
|
// variables for the default template
|
|
$tplContent->assign('complete_name', $userInfo['complete_name']);
|
|
$tplContent->assign('time_in_platform', $time);
|
|
$tplContent->assign('certificate_generated_date', isset($myCertificate['created_at']) ? api_get_local_time($myCertificate['created_at']) : '');
|
|
if (!empty($termsValidationDate)) {
|
|
$termsValidationDate = api_get_local_time($termsValidationDate);
|
|
}
|
|
$tplContent->assign('terms_validation_date', $termsValidationDate);
|
|
|
|
// Ofaj
|
|
$tplContent->assign('time_in_platform_in_hours', round($timeInSeconds / 3600, 1));
|
|
$tplContent->assign(
|
|
'certificate_generated_date_no_time',
|
|
api_get_local_time(
|
|
$myCertificate['created_at'] ?? null,
|
|
null,
|
|
null,
|
|
false,
|
|
false,
|
|
false,
|
|
'd-m-Y'
|
|
)
|
|
);
|
|
$tplContent->assign(
|
|
'terms_validation_date_no_time',
|
|
api_get_local_time(
|
|
$termsValidationDate,
|
|
null,
|
|
null,
|
|
false,
|
|
false,
|
|
false,
|
|
'd-m-Y'
|
|
)
|
|
);
|
|
$tplContent->assign('skills', $skills);
|
|
$tplContent->assign('sessions', $sessionsApproved);
|
|
$tplContent->assign('courses', $coursesApproved);
|
|
$tplContent->assign('time_spent_in_lps', api_time_to_hms($totalTimeInLearningPaths));
|
|
$tplContent->assign('time_spent_in_lps_in_hours', round($totalTimeInLearningPaths / 3600, 1));
|
|
|
|
$layoutContent = $tplContent->get_template('gradebook/custom_certificate.tpl');
|
|
$content = $tplContent->fetch($layoutContent);
|
|
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Ofaj.
|
|
*/
|
|
public function generatePdfFromCustomCertificate()
|
|
{
|
|
$orientation = api_get_setting('document.certificate_pdf_orientation');
|
|
|
|
$params['orientation'] = 'landscape';
|
|
if (!empty($orientation)) {
|
|
$params['orientation'] = $orientation;
|
|
}
|
|
|
|
$params['left'] = 0;
|
|
$params['right'] = 0;
|
|
$params['top'] = 0;
|
|
$params['bottom'] = 0;
|
|
$page_format = 'landscape' == $params['orientation'] ? 'A4-L' : 'A4';
|
|
$pdf = new PDF($page_format, $params['orientation'], $params);
|
|
|
|
$pdf->content_to_pdf(
|
|
$this->certificate_data['file_content'],
|
|
null,
|
|
get_lang('Certificates'),
|
|
api_get_course_id(),
|
|
'D',
|
|
false,
|
|
null,
|
|
false,
|
|
true
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCertificateByUser($userId)
|
|
{
|
|
$userId = (int) $userId;
|
|
if (empty($userId)) {
|
|
return [];
|
|
}
|
|
|
|
$table = Database::get_main_table(TABLE_MAIN_GRADEBOOK_CERTIFICATE);
|
|
$sql = "SELECT * FROM $table
|
|
WHERE user_id= $userId";
|
|
$rs = Database::query($sql);
|
|
|
|
return Database::store_result($rs, 'ASSOC');
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
*/
|
|
public static function generateUserSkills($userId)
|
|
{
|
|
$controller = new IndexManager(get_lang('My courses'));
|
|
$courseAndSessions = $controller->returnCoursesAndSessions($userId, true, null, true, false);
|
|
$repo = Container::getGradeBookCategoryRepository();
|
|
if (isset($courseAndSessions['courses']) && !empty($courseAndSessions['courses'])) {
|
|
foreach ($courseAndSessions['courses'] as $course) {
|
|
$category = $repo->findOneBy(['course' => $course['real_id']]);
|
|
/*$cats = Category::load(
|
|
null,
|
|
null,
|
|
$course['code'],
|
|
null,
|
|
null,
|
|
null,
|
|
false
|
|
);*/
|
|
if (null !== $category) {
|
|
Category::generateUserCertificate($category, $userId);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isset($courseAndSessions['sessions']) && !empty($courseAndSessions['sessions'])) {
|
|
foreach ($courseAndSessions['sessions'] as $sessionCategory) {
|
|
if (isset($sessionCategory['sessions'])) {
|
|
foreach ($sessionCategory['sessions'] as $sessionData) {
|
|
if (!empty($sessionData['courses'])) {
|
|
$sessionId = $sessionData['session_id'];
|
|
foreach ($sessionData['courses'] as $courseData) {
|
|
/*$cats = Category:: load(
|
|
null,
|
|
null,
|
|
$courseData['course_code'],
|
|
null,
|
|
null,
|
|
$sessionId,
|
|
false
|
|
);*/
|
|
|
|
$category = $repo->findOneBy(
|
|
['course' => $courseData['real_id'], 'session' => $sessionId]
|
|
);
|
|
if (null !== $category) {
|
|
Category::generateUserCertificate($category, $userId);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|