Proyectos de Subversion LeadersLinked - Antes de SPA

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<?php
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declare(strict_types=1);
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namespace LeadersLinked\Mapper;
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use Laminas\Db\Adapter\AdapterInterface;
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use Laminas\Db\ResultSet\HydratingResultSet;
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use LeadersLinked\Hydrator\ObjectPropertyHydrator;
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use Laminas\Log\LoggerInterface;
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use Laminas\Paginator\Paginator;
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use Laminas\Paginator\Adapter\DbSelect;
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use LeadersLinked\Model\Email;
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use LeadersLinked\Mapper\Common\MapperCommon;
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class EmailMapper extends MapperCommon
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{
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    const _TABLE = 'tbl_emails';
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    /**
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     *
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     * @var EmailMapper
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     */
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    private static $_instance;
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    /**
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     *
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     * @param AdapterInterface $adapter
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     */
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    private function __construct($adapter)
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    {
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        parent::__construct($adapter);
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    }
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    /**
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     *
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     * @param AdapterInterface $adapter
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     * @return \LeadersLinked\Mapper\EmailMapper
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     */
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    public static function getInstance($adapter)
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    {
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        if(self::$_instance == null) {
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            self::$_instance = new EmailMapper($adapter);
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        }
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        return self::$_instance;
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    }
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    /**
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     *
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     * @param int $id
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     * @return  Email
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     */
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    public function fetchOne($id)
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    {
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        $prototype = new Email();
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        $select = $this->sql->select(self::_TABLE);
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        $select->where->equalTo('id', $id);
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        $select->limit(1);
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        return $this->executeFetchOneObject($select, $prototype);
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    }
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    /**
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     *
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     * @return Email[]
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     */
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    public function fetchBatch($batchSize = 10)
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    {
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        $select = $this->sql->select(self::_TABLE);
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        $select->where->equalTo('status', Email::STATUS_PENDING);
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        $select->order('added_on ASC');
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        $select->limit($batchSize);
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        $prototype = new Email();
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        return $this->executeFetchAllObject($select, $prototype);
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    }
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   /**
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     *
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     * @param Email $email
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     * @return boolean
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     */
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    public function insert($email)
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    {
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        $hydrator = new ObjectPropertyHydrator();
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        $values = $hydrator->extract($email);
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        $insert = $this->sql->insert(self::_TABLE);
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        $insert->values($values);
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        return $this->executeInsert($insert);
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    }
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    /**
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     *
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     * @param Email $email
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     * @return boolean
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     */
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    public function update($email)
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    {
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        $hydrator = new ObjectPropertyHydrator();
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        $values = $hydrator->extract($email);
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        $update = $this->sql->update(self::_TABLE);
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        $update->set($values);
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        $update->where->equalTo('id', $email->id);
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        return $this->executeUpdate($update);
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    }
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    /**
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     *
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     * @param Email $email
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     * @return boolean
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     */
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    public function delete($email)
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    {
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        $delete = $this->sql->delete(self::_TABLE);
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        $delete->where->equalTo('id', $email->id);
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        return $this->executeDelete($delete);
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    }
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    /**
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     *
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     * @return boolean
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     */
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    public function deleteAll()
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    {
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        $delete = $this->sql->delete(self::_TABLE);
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        return $this->executeDelete($delete);
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    }
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    /**
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     *
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     * @return boolean
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     */
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    public function truncate()
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    {
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        $sql = sprintf('TRUNCATE TABLE `%s` ', self::_TABLE);
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        return $this->executeSentenceWithParameters($sql);
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    }
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}