Rendering Infrastructure

AbstractRenderer.php

<?php
namespace p2ee\PartletPageSystem\Render;

use p2ee\Partlets\Partlet;

abstract class AbstractRenderer {

    abstract function render(Partlet $partlet);

    protected function resolveContext($data){
        $context = [];
        foreach ($data as $key => $item) {
            if ($item instanceof Partlet) {
                $context[$key] = $this->render($item);
            } else if( is_array($item) ) {
                $context[$key] = $this->resolveContext($item);
            } else {
                $context[$key] = $item;
            }
        }
        return $context;
    }
} 

JsonRenderer.php

<?php
namespace p2ee\PartletPageSystem\Render\Renderer;
use p2ee\Partlets\Partlet;
use p2ee\PartletPageSystem\Render\AbstractRenderer;

/**
 * @service
 */
class JsonRenderer extends AbstractRenderer {

    public function render(Partlet $partlet) {
        $data = $partlet->getData();
        $renderData = $this->resolveContext($data);

        $file = $partlet->getRootFolder() . $partlet->getTemplate();
        $content = file_get_contents($file);

        return [
            'partletId' => $partlet->getId(),
            'data' => $renderData,
            'template' => $content,
            'view' => $partlet->getView(),
            'style' => $partlet->getStyle(),
        ];
    }
} 

MustacheRenderer.php

<?php
namespace p2ee\PartletPageSystem\Render\Renderer;

use p2ee\PartletPageSystem\Render\AbstractRenderer;
use p2ee\PartletPageSystem\Render\AssetManager;
use p2ee\Partlets\Partlet;
use p2ee\Preparables\Preparer;
use rg\injektor\DependencyInjectionContainer;

/**
 * @service
 */
class MustacheRenderer extends AbstractRenderer {

    /**
     * @var \p2ee\PartletPageSystem\Render\AssetManager
     */
    protected $assetManager;

    /**
     * @var \Mustache_Engine
     */
    protected $mustacheEngine;

    /**
     * @var \p2ee\Preparables\Preparer
     */
    protected $preparer;

    /**
     * @inject
     * @param \Mustache_Engine $mustacheEngine
     * @param AssetManager $assetManager
     * @param Preparer $preparer
     */
    public function __construct(\Mustache_Engine $mustacheEngine, AssetManager $assetManager, Preparer $preparer) {
        $this->assetManager = $assetManager;
        $this->mustacheEngine = $mustacheEngine;
        $this->preparer = $preparer;
    }

    public function render(Partlet $partlet) {
        if($partlet->isDeactivated()){
            $template = '<div style="display: none" class="partlet-error">';
            $template.= ' <div>{{partletId}} was deactivated:</div>';
            $template.= ' {{#deactivationInfo}}';
            $template.= ' <div class="error-msg">{{.}}</div>';
            $template.= ' {{/deactivationInfo}}';
            $template.= '</div>';

            $errorContext = [];
            $errorContext['deactivationInfo'] = $partlet->getDeactivationInfo();
            $errorContext['partletId'] = $partlet->getId();
            return $this->mustacheEngine->render($template, $errorContext);
        }

        $data = $partlet->getData();
        $mustacheContext = $this->resolveContext($data);
        $mustacheContext['partletId'] = $partlet->getId();

        if ($partlet->getView()) {
            $this->assetManager->registerView($partlet->getView(), $partlet->getId(), $mustacheContext);
        }
        if ($partlet->getStyle()) {
            $this->assetManager->registerStyle($partlet->getStyle());
        }


        $file = $partlet->getRootFolder() . $partlet->getTemplate();
        $templateContent = file_get_contents($file);

        return $this->mustacheEngine->render($templateContent, $mustacheContext);
    }
} 

Renderer_JsonRenderer.php

<?php
namespace p2ee\PartletPageSystem\Render\Renderer;
use p2ee\Partlets\Partlet;
use p2ee\PartletPageSystem\Render\AbstractRenderer;

/**
 * @service
 */
class JsonRenderer extends AbstractRenderer {

    public function render(Partlet $partlet) {
        $data = $partlet->getData();
        $renderData = $this->resolveContext($data);

        $file = $partlet->getRootFolder() . $partlet->getTemplate();
        $content = file_get_contents($file);

        return [
            'partletId' => $partlet->getId(),
            'data' => $renderData,
            'template' => $content,
            'view' => $partlet->getView(),
            'style' => $partlet->getStyle(),
        ];
    }
} 

Renderer_MustacheRenderer.php

<?php
namespace p2ee\PartletPageSystem\Render\Renderer;

use p2ee\PartletPageSystem\Render\AbstractRenderer;
use p2ee\PartletPageSystem\Render\AssetManager;
use p2ee\Partlets\Partlet;
use p2ee\Preparables\Preparer;
use rg\injektor\DependencyInjectionContainer;

/**
 * @service
 */
class MustacheRenderer extends AbstractRenderer {

    /**
     * @var \p2ee\PartletPageSystem\Render\AssetManager
     */
    protected $assetManager;

    /**
     * @var \Mustache_Engine
     */
    protected $mustacheEngine;

    /**
     * @var \p2ee\Preparables\Preparer
     */
    protected $preparer;

    /**
     * @inject
     * @param \Mustache_Engine $mustacheEngine
     * @param AssetManager $assetManager
     * @param Preparer $preparer
     */
    public function __construct(\Mustache_Engine $mustacheEngine, AssetManager $assetManager, Preparer $preparer) {
        $this->assetManager = $assetManager;
        $this->mustacheEngine = $mustacheEngine;
        $this->preparer = $preparer;
    }

    public function render(Partlet $partlet) {
        if($partlet->isDeactivated()){
            $template = '<div style="display: none" class="partlet-error">';
            $template.= ' <div>{{partletId}} was deactivated:</div>';
            $template.= ' {{#deactivationInfo}}';
            $template.= ' <div class="error-msg">{{.}}</div>';
            $template.= ' {{/deactivationInfo}}';
            $template.= '</div>';

            $errorContext = [];
            $errorContext['deactivationInfo'] = $partlet->getDeactivationInfo();
            $errorContext['partletId'] = $partlet->getId();
            return $this->mustacheEngine->render($template, $errorContext);
        }

        $data = $partlet->getData();
        $mustacheContext = $this->resolveContext($data);
        $mustacheContext['partletId'] = $partlet->getId();

        if ($partlet->getView()) {
            $this->assetManager->registerView($partlet->getView(), $partlet->getId(), $mustacheContext);
        }
        if ($partlet->getStyle()) {
            $this->assetManager->registerStyle($partlet->getStyle());
        }


        $file = $partlet->getRootFolder() . $partlet->getTemplate();
        $templateContent = file_get_contents($file);

        return $this->mustacheEngine->render($templateContent, $mustacheContext);
    }
}