<?php
/**
 * meets-ecommerce Online Agentur GmbH
 *
 * @category   MeetsEcommerce
 * @package    MeetsEcommerce_Customer
 * @copyright  Copyright (c) 2011 meets-ecommerce Online Agentur GmbH (http://www.meets-ecommerce.de)
 */

class MeetsEcommerce_Ekomimeetsmage_Block_Frontend_Product_Richsnippets
extends Mage_Core_Block_Template
{

  /**
   * Caches the count
   *
   * @var int
   */
  private $_count;

  /**
   * Caches the average
   *
   * @var float
   */
  private $_average;

  /**
   * Builds up the html
   *
   * @return string
   */
  public function _toHtml()
  {
    if ($this->getTemplate() == null) {
      $this->setTemplate("ekomimeetsmage/product/richsnippets.phtml");
    }
    return parent::_toHtml();
  }

  /**
   * Returns the average
   *
   * @return float
   */
  public function getAverage()
  {
    if ($this->_average === null) {
      if ($this->getProduct()->getId() > 0) {
        $this->_average = Mage::helper('ekomimeetsmage/average')->getAverage($this->getProduct(), false);
      } else {
        $this->_average = 0;
      }
    }
    return round($this->_average, 1);
  }

  /**
   * Returns the count
   *
   * @return int
   */
  public function getCount()
  {
    if ($this->_count === null) {
      if ($this->getProduct()->getId() > 0) {
        $this->_count =
        Mage::helper('ekomimeetsmage/collection')
        ->getCollection($this->getProduct())
        ->addFieldToFilter('state', '1')
        ->load()
        ->count();
      } else {
        $this->_count = 0;
      }
    }
    return $this->_count;
  }

  /**
   * Returns the product
   *
   * @return Mage_Catalog_Model_Product
   */
  public function getProduct()
  {
    if (parent::getProduct() !== null) {
      return parent::getProduct();
    } else {
      $product = Mage::registry('current_product');
      if ($product instanceof Mage_Catalog_Model_Product && $product->getId() > 0) {
        $this->setProduct($product);
        return $this->getProduct();
      }
    }
    return Mage::getModel('catalog/product');
  }
}