kai-jacobsen/kontentblocks

<?php

namespace Kontentblocks\Frontend\Renderer;


use Kontentblocks\Common\Interfaces\RendererInterface;
use Kontentblocks\Frontend\ModuleRenderSettings;
use Kontentblocks\Kontentblocks;
use Kontentblocks\Modules\Module;
use Kontentblocks\Modules\ModuleViewFile;
use Kontentblocks\Utils\Utilities;

/**
 * Class SingleModuleRenderer
 * @package Kontentblocks\Frontend
 */
class SingleModuleRenderer implements RendererInterface
{

    /**
     * @var ModuleRenderSettings
     */
    public $renderSettings;

    /**
     * css classes
     * @var string
     */
    public $classes;

    /**
     * @var Module
     */
    public $module;

    /**
     * @var
     */
    protected $moduleOutput;

    /**
     * @param Module $module
     * @param ModuleRenderSettings $renderSettings
     */
    public function __construct(Module $module, ModuleRenderSettings $renderSettings)
    {
        $this->renderSettings = $this->setupRenderSettings($renderSettings);
        $this->module = $this->prepareModule($module, $renderSettings);
        $this->classes = $this->setupClasses();
        $this->module->context->set($this->renderSettings->export());

        // @TODO other properties?
        if (isset($this->renderSettings['areaContext'])) {
            $this->module->context->areaContext = $this->renderSettings['areaContext'];
            $this->module->properties->areaContext = $this->renderSettings['areaContext'];
        }

        if ($module->verifyRender()) {
            Kontentblocks::getService('utility.jsontransport')->registerModule($module->toJSON());
        }
    }

    /**
     * @param ModuleRenderSettings $renderSettings
     * @return ModuleRenderSettings
     */
    private function setupRenderSettings(ModuleRenderSettings $renderSettings)
    {
        $renderSettings->import(
            array(
                'context' => Utilities::getTemplateFile(),
                'subcontext' => 'content',
                'element' => (isset($renderSettings['element'])) ? $renderSettings['element'] : $this->module->properties->getSetting(
                    'element'
                ),
                'action' => null
            )
        );

        return $renderSettings;
    }

    /**
     * @param Module $module
     * @param $renderSettings
     * @return Module
     */
    private function prepareModule(Module $module, $renderSettings)
    {
        if (isset($renderSettings['template'])) {
            $tpl = $renderSettings['template'];
            $current = pathinfo($module->getViewfile());
            $newname = $current['filename'] . '-' . $tpl . '.' . $current['extension'];
            $viewfile = $module->getViewManager()->getViewByName($newname);
            if (is_a($viewfile, ModuleViewFile::class)) {
                $view = $module->buildViewWithViewfile($viewfile);
                $module->setView($view);
            }
        }
        return $module;
    }

    /**
     * @return array
     */
    private function setupClasses()
    {
        return
            array(
                'os-edit-container',
                'module',
                'single-module',
                $this->module->properties->getSetting('slug'),
                str_replace('mod-', '', $this->module->properties->getSetting('slug')),
                $this->wrapperClassesFromOVerrides(),
                $this->renderSettings->get('wrapperClass', ''),
                'view-' . str_replace('.twig', '', $this->module->properties->viewfile)
            );
 
    }

    /**
     * @return string|void
     */
    private function wrapperClassesFromOVerrides()
    {
        $overrides = $this->module->properties->overrides;
        if (isset($overrides['wrapperclasses'])) {
            return esc_attr($overrides['wrapperclasses']);
        }
        return '';
    }

    /**
     * @param bool $echo
     * @return bool|string
     */
    public function render($echo = false)
    {
        if (!$this->module->verifyRender()) {
            return false;
        }

        if (method_exists($this->module, 'preRender')) {
            $this->module->preRender();
        }

        $out = '';
        $out .= $this->beforeModule();
        $out .= $this->getModuleOutput();
        $out .= $this->afterModule();


        if ($echo) {
            echo $out;
        }
        return $out;
    }

    /**
     * @return string
     */
    public function beforeModule()
    {
        return sprintf(
            '<%3$s id="%1$s" class="%2$s" %4$s>',
            $this->module->getId(),
            $this->getModuleClasses(),
            $this->renderSettings['element'],
            $this->renderAttributes()
        );
    }

    /**
     * @return string
     */
    protected function getModuleClasses()
    {
        return implode(' ', array_unique($this->classes));
    }

    /**
     * @return string
     */
    protected function renderAttributes()
    {
        $attr = $this->renderSettings->get('attributes');
        if (is_array($attr)) {
            return implode(' ', $attr);
        }
        return '';
    }

    /**
     * @return string
     */
    public function getModuleOutput()
    {
        if (!is_null($this->moduleOutput)) {
            return $this->moduleOutput;
        }
        return $this->module->module();
    }

    /**
     * @return string
     */
    public function afterModule()
    {
        return sprintf('</%s>', $this->renderSettings['element']);
    }

    /**
     * @return Module
     */
    public function getModule()
    {
        return $this->module;
    }

    /**
     * @return SingleModuleRenderer
     */
    public function addClasses($classes)
    {
        $this->classes = array_merge($this->classes, $classes);
        return $this;
    }

}