TemplateService.php

<?php

namespace UnicaenRenderer\Service\Template;

use Doctrine\ORM\NonUniqueResultException;
use Doctrine\ORM\ORMException;
use Doctrine\ORM\QueryBuilder;
use UnicaenApp\Exception\RuntimeException;
use UnicaenApp\Service\EntityManagerAwareTrait;
use UnicaenRenderer\Entity\Db\Template;
use UnicaenRenderer\Service\Macro\MacroServiceAwareTrait;
use UnicaenUtilisateur\Service\User\UserServiceAwareTrait;
use Zend\Mvc\Controller\AbstractActionController;

class TemplateService {
    use EntityManagerAwareTrait;
    use MacroServiceAwareTrait;
    use UserServiceAwareTrait;

    /** GESTION DES ENTITES *******************************************************************************************/

    /**
     * @param Template $template
     * @return Template
     */
    public function create(Template $template) : Template
    {
        try {
            $this->getEntityManager()->persist($template);
            $this->getEntityManager()->flush($template);
        } catch (ORMException $e) {
            throw new RuntimeException("Un problème est survenue lors de l'enregistrement en BD du Template.", $e);
        }
        return $template;
    }

    /**
     * @param Template $template
     * @return Template
     */
    public function update(Template $template) : Template
    {
        try {
            $this->getEntityManager()->flush($template);
        } catch (ORMException $e) {
            throw new RuntimeException("Un problème est survenue lors de l'enregistrement en BD du Template.", $e);
        }
        return $template;
    }

    /**
     * @param Template $template
     * @return Template
     */
    public function delete(Template $template) : Template
    {
        try
        {
            $this->getEntityManager()->remove($template);
            $this->getEntityManager()->flush($template);
        } catch (ORMException $e) {
            throw new RuntimeException("Un problème est survenue lors de l'enregistrement en BD du Template.", $e);
        }
        return $template;
    }

    /** REQUETAGE *****************************************************************************************************/

    /**
     * @return QueryBuilder
     */
    public function createQueryBuilder() : QueryBuilder
    {
        $qb = $this->getEntityManager()->getRepository(Template::class)->createQueryBuilder('template')
        ;

        return $qb;
    }

    /**
     * @param string $champ
     * @param string $ordre
     * @return Template[]
     */
    public function getTemplates(string $champ = 'code', string $ordre = 'ASC') : array
    {
        $qb = $this->createQueryBuilder()
            ->orderBy('template.' . $champ, $ordre)
        ;

        $result = $qb->getQuery()->getResult();
        return $result;
    }

    /**
     * @param int|null $id
     * @return Template|null
     */
    public function getTemplate(?int $id) : ?Template
    {
        $qb = $this->createQueryBuilder()
            ->andWhere('template.id = :id')
            ->setParameter('id', $id)
        ;

        try {
            $result = $qb->getQuery()->getOneOrNullResult();
        } catch (NonUniqueResultException $e) {
            throw new RuntimeException("Plusieurs Template partagent le même id [".$id."]");
        }
        return $result;
    }

    /**
     * @param string $code
     * @return Template|null
     */
    public function getTemplateByCode(string $code) : ?Template
    {
        $qb = $this->createQueryBuilder()
            ->andWhere('template.code = :code')
            ->setParameter('code', $code)
        ;

        try {
            $result = $qb->getQuery()->getOneOrNullResult();
        } catch (NonUniqueResultException $e) {
            throw new RuntimeException("Plusieurs Template partagent le même code [".$code."]");
        }
        return $result;
    }

    /**
     * @param AbstractActionController $controller
     * @param string $param
     * @return Template|null
     */
    public function getRequestedTemplate(AbstractActionController $controller, string $param='template') : ?Template
    {
        $id = $controller->params()->fromRoute($param);
        $result = $this->getTemplate($id);

        return $result;
    }

    /** TRAITEMENTS DES MACROS ****************************************************************************************/

    /**
     * @param string $texteInitial
     * @param array $variables
     * @return string
     */
    private function replaceMacros(string $texteInitial, array $variables) : string
    {
        $matches = [];
        preg_match_all('/VAR\[[a-zA-Z0-9_]*#[a-zA-Z0-9_]*\]/', $texteInitial, $matches);

        $patterns = array_unique($matches[0]);
        $replacements = [];
        foreach ($patterns as $pattern) {
            $replacements[] = $this->getMacroService()->getTexte($pattern, $variables);
        }
        $text = str_replace($patterns, $replacements, $texteInitial);

        return $text;
    }

    /**
     * @param Template $template
     * @param array $variables
     * @return string
     */
    public function generateCors(Template $template, array $variables) : string
    {
        $texte = "<style>";
        $texte .= $template->getCss();
        $texte .= "</style>";
        $texte .= $this->replaceMacros($template->getCorps(), $variables);
        return $texte;
    }

    /**
     * @param Template $template
     * @param array $variables
     * @return string
     */
    public function generateSujet(Template $template, array $variables) : string
    {
        return $this->replaceMacros($template->getSujet(), $variables);
    }

}