Piwik\Plugins\CorePluginsAdmin\Commands\ActivatePlugin::execute PHP Method

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $pluginManager = Manager::getInstance();
        $plugin = $input->getArgument('plugin');
        if ($pluginManager->isPluginActivated($plugin)) {
            $output->writeln('<comment>The plugin is already activated.</comment>');
            return;
        }
        if ($dependencies = $pluginManager->loadPlugin($plugin)->getMissingDependenciesAsString()) {
            $output->writeln("<error>{$dependencies}</error>");
            return;
        }
        $pluginManager->activatePlugin($plugin);
        $output->writeln("Activated plugin <info>{$plugin}</info>");
    }