YetiForceCompany/YetiForcePDF

<?php

declare(strict_types=1);
/**
 * Meta class.
 *
 * @package   YetiForcePDF\Objects
 *
 * @copyright YetiForce Sp. z o.o
 * @license   MIT
 * @author    Rafal Pospiech <r.pospiech@yetiforce.com>
 */

namespace YetiForcePDF\Objects;

/**
 * Class Meta.
 */
class Meta extends \YetiForcePDF\Objects\Basic\DictionaryObject
{
    /**
     * @var string
     */
    protected $author = 'YetiForce';
    /**
     * @var string
     */
    protected $creator = 'YetiForceCRM';
    /**
     * @var string
     */
    protected $producer = 'YetiForcePDF';
    /**
     * @var string
     */
    protected $title = '';
    /**
     * @var string
     */
    protected $subject = '';
    /**
     * @var string[]
     */
    protected $keywords = [];

    /**
     * Set author.
     *
     * @param string $author
     *
     * @return $this
     */
    public function setAuthor(string $author)
    {
        $this->author = $author;
        return $this;
    }

    /**
     * Get author.
     *
     * @return string
     */
    public function getAuthor()
    {
        return $this->author;
    }

    /**
     * Set creator.
     *
     * @param string $creator
     *
     * @return $this
     */
    public function setCreator(string $creator)
    {
        $this->creator = $creator;
        return $this;
    }

    /**
     * Get creator.
     *
     * @return string
     */
    public function getCreator()
    {
        return $this->creator;
    }

    /**
     * Set producer.
     *
     * @param string $producer
     *
     * @return $this
     */
    public function setProducer(string $producer)
    {
        $this->producer = $producer;
        return $this;
    }

    /**
     * Get producer.
     *
     * @return string
     */
    public function getProducer()
    {
        return $this->producer;
    }

    /**
     * Set title.
     *
     * @param string $title
     *
     * @return $this
     */
    public function setTitle(string $title)
    {
        $this->title = $title;
        return $this;
    }

    /**
     * Get title.
     *
     * @return string
     */
    public function getTitle()
    {
        return $this->title;
    }

    /**
     * Set subject.
     *
     * @param string $subject
     *
     * @return $this
     */
    public function setSubject(string $subject)
    {
        $this->subject = $subject;
        return $this;
    }

    /**
     * Get subject.
     *
     * @return string
     */
    public function getSubject()
    {
        return $this->subject;
    }

    /**
     * Set keywords.
     *
     * @param string[] $keywords
     *
     * @return $this
     */
    public function setKeywords(array $keywords)
    {
        foreach ($keywords as &$keyword) {
            $keyword = trim($keyword);
        }
        unset($keyword);
        $this->keywords = $keywords;
        return $this;
    }

    /**
     * Get keywords.
     *
     * @return string[]
     */
    public function getKeywords()
    {
        return $this->keywords;
    }

    public function render(): string
    {
        if ($this->title) {
            $this->addValue('Title', $this->document->filterText($this->title, 'UTF-16', true, true));
        }
        if ($this->subject) {
            $this->addValue('Subject', $this->document->filterText($this->subject, 'UTF-16', true, true));
        }
        if ($this->author) {
            $this->addValue('Author', $this->document->filterText($this->author, 'UTF-16', true, true));
        }
        if ($this->creator) {
            $this->addValue('Creator', $this->document->filterText($this->creator, 'UTF-16', true, true));
        }
        if ($this->producer) {
            $this->addValue('Producer', $this->document->filterText($this->producer, 'UTF-16', true, true));
        }
        if (!empty($this->keywords) && '' !== trim(implode('', $this->keywords))) {
            $this->addValue('Keywords', $this->document->filterText(implode(', ', $this->keywords), 'UTF-16', true, true));
        }
        return parent::render();
    }
}