Collaboration diagram for ilCertificateTemplatePreviewAction:

Public Member Functions
	__construct (ilCertificateTemplateRepository $templateRepository, ilCertificatePlaceholderValues $placeholderValuesObject, ilLogger $logger=null, ilObjUser $user=null, ilCertificateUtilHelper $utilHelper=null, ilCertificateMathJaxHelper $mathJaxHelper=null, ilCertificateUserDefinedFieldsHelper $userDefinedFieldsHelper=null, ilCertificateRpcClientFactoryHelper $rpcClientFactoryHelper=null, string $rootDirectory=CLIENT_WEB_DIR, ilCertificatePdfFileNameFactory $pdfFileNameFactory=null)

	createPreviewPdf (int $objectId)

Private Member Functions
	exchangeCertificateVariables (string $certificate_text, ilCertificateTemplate $template, int $objectId)
	Exchanges the variables in the certificate text with given values. More...

	getCustomCertificateFields ()
	Get custom certificate fields. More...

Private Attributes
	$templateRepository

	$placeholderValuesObject

	$logger

	$user

	$utilHelper

	$mathJaxHelper

	$userDefinedFieldsHelper

	$rpcClientFactoryHelper

	$rootDirectory

	$pdfFileNameFactory

Detailed Description

Author: Niels Theen nthee.nosp@m.n@da.nosp@m.tabay.nosp@m..de

Definition at line 7 of file ilCertificateTemplatePreviewAction.php.

Constructor & Destructor Documentation

◆ __construct()

ilCertificateTemplatePreviewAction::__construct	(	ilCertificateTemplateRepository	$templateRepository,
		ilCertificatePlaceholderValues	$placeholderValuesObject,
		ilLogger	$logger = `null`,
		ilObjUser	$user = `null`,
		ilCertificateUtilHelper	$utilHelper = `null`,
		ilCertificateMathJaxHelper	$mathJaxHelper = `null`,
		ilCertificateUserDefinedFieldsHelper	$userDefinedFieldsHelper = `null`,
		ilCertificateRpcClientFactoryHelper	$rpcClientFactoryHelper = `null`,
		string	$rootDirectory = `CLIENT_WEB_DIR`,
		ilCertificatePdfFileNameFactory	$pdfFileNameFactory = `null`
	)

Parameters

ilCertificateTemplateRepository	$templateRepository
ilCertificatePlaceholderValues	$placeholderValuesObject
ilLogger \| null	$logger
ilObjUser \| null	$user
ilCertificateUtilHelper \| null	$utilHelper
ilCertificateMathJaxHelper \| null	$mathJaxHelper
ilCertificateUserDefinedFieldsHelper \| null	$userDefinedFieldsHelper
ilCertificateRpcClientFactoryHelper \| null	$rpcClientFactoryHelper
string	$rootDirectory
ilCertificatePdfFileNameFactory \| null	$pdfFileNameFactory

Definition at line 71 of file ilCertificateTemplatePreviewAction.php.

      {
        global $DIC;
 
        $this->templateRepository = $templateRepository;
        $this->placeholderValuesObject = $placeholderValuesObject;
 
        if (null === $logger) {
            $logger = $DIC->logger()->cert();
        }
        $this->logger = $logger;
 
        if (null === $user) {
            $user = $DIC->user();
        }
        $this->user = $user;
 
        if (null === $utilHelper) {
            $utilHelper = new ilCertificateUtilHelper();
        }
        $this->utilHelper = $utilHelper;
 
        if (null === $mathJaxHelper) {
            $mathJaxHelper = new ilCertificateMathJaxHelper();
        }
        $this->mathJaxHelper = $mathJaxHelper;
 
        if (null === $userDefinedFieldsHelper) {
            $userDefinedFieldsHelper = new ilCertificateUserDefinedFieldsHelper();
        }
        $this->userDefinedFieldsHelper = $userDefinedFieldsHelper;
 
        if (null === $rpcClientFactoryHelper) {
            $rpcClientFactoryHelper = new ilCertificateRpcClientFactoryHelper();
        }
        $this->rpcClientFactoryHelper = $rpcClientFactoryHelper;
 
        if (null === $pdfFileNameFactory) {
            $pdfFileNameFactory = new ilCertificatePdfFileNameFactory($DIC->language());
        }
        $this->pdfFileNameFactory = $pdfFileNameFactory;
 
        $this->rootDirectory = $rootDirectory;
    }

References $DIC, $logger, $mathJaxHelper, $pdfFileNameFactory, $placeholderValuesObject, $rootDirectory, $rpcClientFactoryHelper, $templateRepository, $user, $userDefinedFieldsHelper, $utilHelper, and user().

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Member Function Documentation

◆ createPreviewPdf()

ilCertificateTemplatePreviewAction::createPreviewPdf ( int $objectId )

Parameters

int $objectId

Returns: bool

Exceptions

ilException
Exception

Definition at line 132 of file ilCertificateTemplatePreviewAction.php.

    {
        $template = $this->templateRepository->fetchCurrentlyUsedCertificate($objectId);
 
        $xslfo = $template->getCertificateContent();
 
        $xslfo = $this->exchangeCertificateVariables($xslfo, $template, $objectId);
 
        try {
            // render tex as fo graphics
            $xlsfo = $this->mathJaxHelper->fillXlsFoContent($xslfo);
 
            $pdf_base64 = $this->rpcClientFactoryHelper
                ->ilFO2PDF('RPCTransformationHandler', $xlsfo);
 
            $pdfPresentation = new ilUserCertificatePresentation(
                $template->getObjId(),
                $template->getObjType(),
                null,
                '',
                ''
            );
 
            $this->utilHelper->deliverData(
                $pdf_base64->scalar,
                $this->pdfFileNameFactory->create($pdfPresentation),
                'application/pdf'
            );
        } catch (Exception $e) {
            throw $e;
        }
    }

References Vendor\Package\$e, and exchangeCertificateVariables().

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◆ exchangeCertificateVariables()

ilCertificateTemplatePreviewAction::exchangeCertificateVariables	(	string	$certificate_text,
		ilCertificateTemplate	$template,
		int	$objectId
	)

private

Exchanges the variables in the certificate text with given values.

Parameters

string	$certificate_text	The XSL-FO certificate text
ilCertificateTemplate	$template
int	$objectId

Returns: string XSL-FO code

Definition at line 173 of file ilCertificateTemplatePreviewAction.php.

      {
        $insert_tags = $this->placeholderValuesObject->getPlaceholderValuesForPreview($this->user->getId(), $objectId);
 
        foreach ($this->getCustomCertificateFields() as $key => $value) {
            $insert_tags[$value['ph']] = $this->utilHelper->prepareFormOutput($value['name']);
        }
 
        foreach ($insert_tags as $placeholderVariable => $value) {
            $certificate_text = str_replace('[' . $placeholderVariable . ']', $value, $certificate_text);
        }
 
        $certificate_text = str_replace(
            '[CLIENT_WEB_DIR]',
            $this->rootDirectory,
            $certificate_text
        );
 
        $backgroundImagePath = $template->getBackgroundImagePath();
 
        $certificate_text = str_replace(
            '[BACKGROUND_IMAGE]',
            $this->rootDirectory . $backgroundImagePath,
            $certificate_text
        );
 
        return $certificate_text;
    }

References ilCertificateTemplate\getBackgroundImagePath(), getCustomCertificateFields(), and user().

Referenced by createPreviewPdf().

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◆ getCustomCertificateFields()

ilCertificateTemplatePreviewAction::getCustomCertificateFields ( )

private

Get custom certificate fields.

Returns: array

Definition at line 210 of file ilCertificateTemplatePreviewAction.php.

    {
        $user_field_definitions = $this->userDefinedFieldsHelper->createInstance();
        $fds = $user_field_definitions->getDefinitions();
 
        $fields = array();
        foreach ($fds as $f) {
            if ($f['certificate']) {
                $fields[$f['field_id']] = array(
                    'name' => $f['field_name'],
                    'ph' => '[#' . str_replace(' ', '_', strtoupper($f['field_name'])) . ']');
            }
        }
 
        return $fields;
    }