<?php
/**
 * Matomo - free/libre analytics platform
 *
 * @link https://matomo.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */
namespace Piwik\Plugins\TagManager\Template\Variable;

use Piwik\Settings\FieldConfig;
use Piwik\Validators\NotEmpty;

class MetaContentVariable extends BaseVariable
{
    public function getCategory()
    {
        return self::CATEGORY_SEO;
    }

    public function getParameters()
    {
        return array(
            $this->makeSetting('metaName', 'keywords', FieldConfig::TYPE_STRING, function (FieldConfig $field) {
                $field->title = 'Meta Name';
                $field->uiControl = FieldConfig::UI_CONTROL_SINGLE_SELECT;
                $field->validators[] = new NotEmpty();
                $field->availableValues = array(
                    'keywords' => 'Keywords',
                    'description' => 'Description',
                    'author' => 'Author',
                    'viewport' => 'Viewport',
                    'generator' => 'Generator',
                    'subject' => 'Subject',
                    'language' => 'Language',
                    'robots' => 'Robots',
                    'copyright' => 'Copyright',
                    'application-name' => 'Application Name',
                    'content-type' => 'Content Type',
                    'og:site_name' => 'Open Graph Site Name',
                    'og:title' => 'Open Graph Title',
                    'og:description' => 'Open Graph Description',
                    'og:type' => 'Open Graph Type',
                    'og:url' => 'Open Graph URL',
                    'og:image' => 'Open Graph Image',
                    'og:locale' => 'Open Graph Locale',
                );
            }),

        );
    }

}