/modules/leoblog/controllers/front/category.php

<?php
/**
 *  Leo Prestashop Blockleoblogs for Prestashop 1.6.x
 *
 * @package   blockleoblogs
 * @version   3.0
 * @author    http://www.leotheme.com
 * @copyright Copyright (C) October 2013 LeoThemes.com <@emai:leotheme@gmail.com>
 *               <info@leotheme.com>.All rights reserved.
 * @license   GNU General Public License version 2
 */

include_once(_PS_MODULE_DIR_.'leoblog/loader.php');

class LeoblogcategoryModuleFrontController extends ModuleFrontController
{
	public $php_self;
	protected $template_path = '';

	public function __construct()
	{
		parent::__construct();
		$this->context = Context::getContext();
		$this->template_path = _PS_MODULE_DIR_.'leoblog/views/templates/front/';
	}

	/**
	 * @see FrontController::initContent()
	 */
	public function initContent()
	{
		$config = LeoBlogConfig::getInstance();

		/* Load Css and JS File */
		LeoBlogHelper::loadMedia($this->context, $this);

		$this->php_self = 'category';

		parent::initContent();

		$id_category = (int)Tools::getValue('id');

		$helper = LeoBlogHelper::getInstance();

		$limit_leading_blogs = (int)$config->get('listing_leading_limit_items', 1);
		$limit_secondary_blogs = (int)$config->get('listing_secondary_limit_items', 6);

		$limit = (int)$limit_leading_blogs + (int)$limit_secondary_blogs;
		$n = $limit;
		$p = abs((int)(Tools::getValue('p', 1)));

		$category = new Leoblogcat($id_category, $this->context->language->id);
		$template = isset($category->template) && $category->template ? $category->template : $config->get('template', 'default');

		if ($category->id_leoblogcat && $category->active)
		{
//			$_GET['rewrite'] = $category->link_rewrite;
			$this->template_path .= $template.'/';

			if ($category->image)
			{
				# validate module
				$category->image = _LEOBLOG_BLOG_IMG_URI_.'c/'.$category->image;
			}

			$blogs = LeoBlogBlog::getListBlogs($id_category, $this->context->language->id, $p, $limit, 'id_leoblog_blog', 'DESC', array(), true);
			$count = LeoBlogBlog::countBlogs($id_category, $this->context->language->id, true);
			$authors = array();

			$leading_blogs = array();
			$secondary_blogs = array();
//			$links 	   =  array();

			if (count($blogs))
			{
				$leading_blogs = array_slice($blogs, 0, $limit_leading_blogs);
				$secondary_blogs = array_splice($blogs, $limit_leading_blogs, count($blogs));
			}
			$image_w = (int)$config->get('listing_leading_img_width', 690);
			$image_h = (int)$config->get('listing_leading_img_height', 300);

			foreach ($leading_blogs as $key => $blog)
			{
				$blog = LeoBlogHelper::buildBlog($helper, $blog, $image_w, $image_h, $config);
				if ($blog['id_employee'])
				{
					if (!isset($authors[$blog['id_employee']]))
					{
						# validate module
						$authors[$blog['id_employee']] = new Employee($blog['id_employee']);
					}

					$blog['author'] = $authors[$blog['id_employee']]->firstname.' '.$authors[$blog['id_employee']]->lastname;
					$blog['author_link'] = $helper->getBlogAuthorLink($authors[$blog['id_employee']]->id);
				}
				else
				{
					$blog['author'] = '';
					$blog['author_link'] = '';
				}

				$leading_blogs[$key] = $blog;
			}

			$image_w = (int)$config->get('listing_secondary_img_width', 390);
			$image_h = (int)$config->get('listing_secondary_img_height', 200);

			foreach ($secondary_blogs as $key => $blog)
			{
				$blog = LeoBlogHelper::buildBlog($helper, $blog, $image_w, $image_h, $config);
				if ($blog['id_employee'])
				{
					if (!isset($authors[$blog['id_employee']]))
					{
						# validate module
						$authors[$blog['id_employee']] = new Employee($blog['id_employee']);
					}

					$blog['author'] = $authors[$blog['id_employee']]->firstname.' '.$authors[$blog['id_employee']]->lastname;
					$blog['author_link'] = $helper->getBlogAuthorLink($authors[$blog['id_employee']]->id);
				}
				else
				{
					$blog['author'] = '';
					$blog['author_link'] = '';
				}

				$secondary_blogs[$key] = $blog;
			}

			$nb_blogs = $count;
			$range = 2; /* how many pages around page selected */
			if ($p > (($nb_blogs / $n) + 1))
				Tools::redirect(preg_replace('/[&?]p=\d+/', '', $_SERVER['REQUEST_URI']));
			$pages_nb = ceil($nb_blogs / (int)($n));
			$start = (int)($p - $range);
			if ($start < 1)
				$start = 1;
			$stop = (int)($p + $range);
			if ($stop > $pages_nb)
				$stop = (int)($pages_nb);

			$params = array(
				'rewrite' => $category->link_rewrite,
				'id' => $category->id_leoblogcat
			);

			/* breadcrumb */
			$r = $helper->getPaginationLink('module-leoblog-category', 'category', $params, false, true);
			$path = '';
			$all_cats = array();
			self::parentCategories($category, $all_cats);

			foreach ($all_cats as $key => $cat)
			{
				if ($cat->id == 1)
				{
					# validate module
					$path .= '<a href="'.$helper->getFontBlogLink().'">'.htmlentities($config->get('blog_link_title_'.$this->context->language->id, 'Blog'), ENT_NOQUOTES, 'UTF-8').'</a><span class="navigation-pipe">'.Configuration::get('PS_NAVIGATION_PIPE').'</span>';
				}
				elseif ((count($all_cats) - 1) == $key)
				{
					# validate module
					$path .= $cat->title;
				}
				else
				{
					$params = array(
						'rewrite' => $cat->link_rewrite,
						'id' => $cat->id
					);
					$path .= '<a href="'.$helper->getBlogCatLink($params).'">'.htmlentities($cat->title, ENT_NOQUOTES, 'UTF-8').'</a><span class="navigation-pipe">'.Configuration::get('PS_NAVIGATION_PIPE').'</span>';
				}
			}
			/* sub categories */
			$categories = $category->getChild($category->id_leoblogcat, $this->context->language->id);

			$childrens = array();

			if ($categories)
			{
				foreach ($categories as $child)
				{
					$params = array(
						'rewrite' => $child['link_rewrite'],
						'id' => $child['id_leoblogcat']
					);

					$child['thumb'] = _LEOBLOG_BLOG_IMG_URI_.'c/'.$child['image'];

					$child['category_link'] = $helper->getBlogCatLink($params);
					$childrens[] = $child;
				}
			}

			$this->context->smarty->assign(array(
				'leading_blogs' => $leading_blogs,
				'secondary_blogs' => $secondary_blogs,
				'listing_leading_column' => $config->get('listing_leading_column', 1),
				'listing_secondary_column' => $config->get('listing_secondary_column', 3),
				'module_tpl' => $this->template_path,
				'config' => $config,
				'range' => $range,
				'category' => $category,
				'start' => $start,
				'childrens' => $childrens,
				'stop' => $stop,
				'path' => $path,
				'pages_nb' => $pages_nb,
				'nb_items' => $count,
				'p' => (int)$p,
				'n' => (int)$n,
				'meta_title' => Tools::ucfirst($category->title).' - '.$this->context->shop->name,
				'meta_keywords' => $category->meta_keywords,
				'meta_description' => $category->meta_description,
				'requestPage' => $r['requestUrl'],
				'requestNb' => $r,
				'category' => $category
			));
		}
		else
		{
			$path = '<a href="'.$helper->getFontBlogLink().'">'.htmlentities($config->get('blog_link_title_'.$this->context->language->id, 'Blog'), ENT_NOQUOTES, 'UTF-8').'</a><span class="navigation-pipe">'.Configuration::get('PS_NAVIGATION_PIPE').'</span>';
			$this->context->smarty->assign(array(
				'active' => '0',
				'path' => $path,
				'leading_blogs' => array(),
				'secondary_blogs' => array(),
				'controller' => 'category',
				'category' => $category
			));
		}


		$this->setTemplate($template.'/category.tpl');
	}

	public static function parentCategories($current, &$return)
	{
		if ($current->id_parent)
		{
			$obj = new Leoblogcat($current->id_parent, Context::getContext()->language->id);
			self::parentCategories($obj, $return);
		}
		$return[] = $current;
	}

}