/library/Ecart/View/Helper/Meta.php

<?php

/**

 * Ecart

 *

 * This file is part of Ecart.

 *

 * Ecart is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * Ecart is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with Ecart.  If not, see <http://www.gnu.org/licenses/>.

 * @copyright   Copyright 2008-2009 E-Cart LLC

 * @license     GNU Public License V3.0

 */



/**

 *

 * @category    Ecart

 * @package     Ecart_View

 * @subpackage  Ecart_View_Helper

 * @author      Ecart Core Team <core@ecartcommerce.com>

 */

class Ecart_View_Helper_Meta

{

    private $_meta = array();

    private $_modes = array('cms_category', 'cms_page', 'category', 'product');





    public function  __construct()

    {

        $this->_config = Ecart::config()->design->htmlHead;

    }



    public function setDefaults()

    {

        $this->setTitle();

        $this->setDescription();

        $this->setKeywords();

        $this->setRobots();

    }



    /**

     * Enter description here...

     *

     * @param array $meta

     * @param string $mode ['cms_category', 'cms_page', 'category', 'product']

     * @param int $parentId

     * @return array

     */

    public function set($meta = false, $mode = null, $parentId = null)

    {

        $this->setTitle($meta['title'], $mode, $parentId);

        unset($meta['title']);



        $meta = array_filter($meta);

        if (is_array($meta)) {

            $this->_meta = array_merge($this->_meta, $meta);

        }

        return $this->_meta;

    }



    public function meta()

    {

        return $this;

    }



    public function setTitle($title = null, $mode = null, $parentId = null)

    {

//        if (null !== $mode && in_array($mode, $this->_modes)) {

//            $title = $this->_getMeta($title, $mode, 'title');

//        }

        $titleArray = array();

        foreach ($this->_config->titlePattern as $titlePart) {

            switch (strtolower($titlePart)) {

                case 'page title':

                    if (null !== $title) {

                        $titleArray[] = $title;

                    } else {

                        $titleArray[] = $this->_config->defaultTitle;

                    }

                break;

                case 'parent page titles':

                    if (null === $mode || !in_array($mode, $this->_modes)) {

                        break;

                    }



                    switch ($mode) {

                        case 'category':

                            $path = array_reverse(

                                Ecart::single('catalog/category')

                                    ->find($parentId)->current()->getParentItems()

                            );

                            array_shift($path);

                            break;

                        case 'product':

                            $path = array_reverse(

                                Ecart::single('catalog/product')

                                    ->find($parentId)->current()->getParentItems()

                            );

                            break;

                        case 'cms_category':

                            $path = array_reverse(

                                Ecart::single('cms/category')

                                    ->getParentCategory($parentId)

                            );

                            array_shift($path);

                            break;

                        case 'cms_page':

                            $path= array_reverse(

                                Ecart::single('cms/category')

                                    ->getParentCategory($parentId, true)

                            );

                            break;

                    }



                    foreach ($path as $item) {

                        $item['name'] = isset($item['name']) ?

                            $item['name'] : $item['title'];

                        $titleArray[] = trim($item['meta_title']) == '' ?

                            trim($item['name']) : trim($item['meta_title']);

                    }



                break;

                case 'site name':

                    $row = Ecart::single('core/site')

                        ->find(Ecart::getSiteId())->current();

                    if ($row) {

                        $titleArray[] = $row->name;

                    }

                break;

            }

        }



        $this->_meta['title'] = htmlspecialchars(

                $this->_config->titlePrefix .

                trim(implode($this->_config->titleDivider, $titleArray)).

                $this->_config->titleSuffix

        );

        return $this;

    }



    public function getTitle()

    {

        return $this->_meta['title'];

    }



    public function setDescription($description = null, $mode = null)

    {

        if (null === $description) {

            $description = $this->_config->defaultDescription;

        }

        if (null !== $mode && in_array($mode, $this->_modes)) {

            $description = $this->_getMeta($description, $mode, 'description');

        }

        if (!empty($description)) {

            $this->_meta['description'] = $description;

        }

        return $this;

    }



    public function getDescription()

    {

        return $this->_meta['description'];

    }



    public function setKeywords($keywords = null, $mode = null)

    {

        if (null === $keywords) {

            $keywords = $this->_config->defaultRobots;

        }

        if (null !== $mode && in_array($mode, $this->_modes)) {

            $keywords = $this->_getMeta($keywords, $mode, 'keywords');

        }

        if (!empty($keywords)) {

            $this->_meta['keywords'] = $keywords;

        }

        return $this;

    }



    public function getKeywords()

    {

        return $this->_meta['keywords'];

    }



    public function setRobots($robots = null)

    {

        if (null === $robots) {

            $robots = $this->_config->defaultRobots;

        }

        if (!empty($robots)) {

            $this->_meta['robots'] = str_replace(' ', ',', $robots);

        }

        return $this;

    }



    public function getRobots()

    {

        return $this->_meta['robots'];

    }



    private function _getMeta($id, $mode, $type = 'title')

    {

        switch ($mode) {

            case 'category':

                $entry = Ecart::single('catalog/category_description')

                    ->find($id, Ecart_Locale::getLanguageId())->current();

                break;

            case 'product':

                $entry = Ecart::single('catalog/product_description')

                    ->find($id, Ecart_Locale::getLanguageId())->current();

                break;

            case 'cms_category':

                $entry = Ecart::single('cms/category_content')

                    ->find($id, Ecart_Locale::getLanguageId())->current();

                $entry->name = $entry->title;

                break;

            case 'cms_page':

                $entry = Ecart::single('cms/page_content')

                    ->find($id, Ecart_Locale::getLanguageId())->current();

                $entry->name = $entry->title;

                break;

        }



        $result = null;

        switch ($type) {

//            case 'title':

//                $result = $entry->meta_title == '' ?

//                    $entry->name : $entry->meta_title;

//                break;

            case 'description':

                $result = $entry->meta_description == '' ?

                    $entry->description : $entry->meta_title;

                break;

            case 'keywords':

                $result = $entry->meta_keyword;

                break;

        }

        return $result;

    }

}