<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link    https://matomo.org
 * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */
namespace Piwik\Plugins\DevicePlugins;

use Piwik\Cache;
use Piwik\CacheId;
use Piwik\Columns\Dimension;
use Piwik\Piwik;
use Piwik\Plugin;
/**
 *
 */
class DevicePlugins extends \Piwik\Plugin
{
    /**
     * @see Plugin::registerEvents
     */
    public function registerEvents()
    {
        return array('Metrics.getDefaultMetricTranslations' => 'addMetricTranslations');
    }
    public function addMetricTranslations(&$translations)
    {
        $metrics = array('nb_visits_percentage' => Piwik::translate('General_ColumnPercentageVisits'));
        $translations = array_merge($translations, $metrics);
    }
    /**
     * Returns all available DevicePlugins Columns
     *
     * @return Columns\DevicePluginColumn[]
     * @throws \Exception
     */
    public static function getAllPluginColumns()
    {
        $cacheId = CacheId::pluginAware('DevicePluginColumns');
        $cache = Cache::getTransientCache();
        $removedDimensions = Dimension::getRemovedDimensions();
        if (!$cache->contains($cacheId)) {
            $instances = [];
            foreach (self::getAllDevicePluginsColumnClasses() as $className) {
                if (!in_array($className, $removedDimensions)) {
                    $instances[] = new $className();
                }
            }
            $cache->save($cacheId, $instances);
        }
        return $cache->fetch($cacheId);
    }
    /**
     * Returns class names of all DevicePlugins Column classes.
     *
     * @return string[]
     * @api
     */
    protected static function getAllDevicePluginsColumnClasses()
    {
        return Plugin\Manager::getInstance()->findMultipleComponents('Columns', 'Piwik\\Plugins\\DevicePlugins\\Columns\\DevicePluginColumn');
    }
}
