<?php

/**
 * File from http://PrestaShow.pl
 *
 * DISCLAIMER
 * Do not edit or add to this file if you wish to upgrade this module to newer
 * versions in the future.
 *
 *  @authors     PrestaShow.pl <kontakt@prestashow.pl>
 *  @copyright   2015 PrestaShow.pl
 *  @license     http://PrestaShow.pl/license
 */
class PShow_Import_AttributeGroup extends PShow_Import_Object_Abstract
{

    /**
     *  getNewObject()
     *
     *  get new or existing object
     */
    public function getNewObject($id = null)
    {
        $obj = parent::getNewObject($id);

        if (!$obj) {
            return false;
        }

        $obj->attribute_group_type = 'select';

        return $obj;
    }

    public function exists()
    {
        if (array_key_exists('attribute_group_name', $this->data)) {
            $key = pSQL($this->data['attribute_group_name'][0]);
            if (!empty($key)) {
                $rows = Db::getInstance()->executeS('
                SELECT p.`id_attribute_group`
                FROM `' . _DB_PREFIX_ . 'attribute_group_lang` p
                WHERE p.name = \'' . $key . '\'');

                $objects = array();

                foreach ($rows as $row) {
                    $objects[] = new AttributeGroup((int) $row['id_attribute_group'], null, PShow_Import::getInstance()->id_shop);
                }

                if (count($objects) > 0) {
                    return $objects;
                }
            }
        }

        return false;
    }

    protected function _import($key, &$_value)
    {
        $classname = $this->getObjectName();
        $thisObject = &PShow_Import::$objects[$classname];

        if (!parent::_import($key, $_value)) {
            return false;
        }
        $value = $_value;

        switch ($key) {

            case 'attribute_values_separated':
                if (is_array($value))
                    $value = reset($value);

                $values = explode(PShow_Import::getInstance()->config[0]['attribute_separator'], $value);

                foreach ($values as $value) {
                    $this->_import('attribute_value', $value);
                }

                break;

            case 'attribute_color':

                // imported in 'attribute_value' case

                break;

            case 'attribute_texture':

                // imported in 'attribute_value' case

                break;

            case 'attribute_value':
                if (is_array($value))
                    $value = reset($value);

                if (!is_string($value) || empty($value)) {
                    return;
                }

                $q = "SELECT al.`id_attribute` "
                    . "FROM `" . _DB_PREFIX_ . "attribute_group_lang` agl "
                    . "JOIN `" . _DB_PREFIX_ . "attribute` a "
                    . "ON (a.`id_attribute_group` = agl.`id_attribute_group`) "
                    . "JOIN `" . _DB_PREFIX_ . "attribute_lang` al "
                    . "ON (al.`id_attribute` = a.`id_attribute`) "
                    . "WHERE agl.`id_attribute_group` = " . (int) PShow_Import::$objects[$classname]->id . " "
                    . "AND al.`name` = '" . pSQL($value) . "' "
                    . "LIMIT 1";

                $rows = Db::getInstance()->executeS($q);

                if (is_array($rows) && count($rows) > 0) {
                    return;
                }

                $attr = new Attribute(null, null, PShow_Import::getInstance()->id_shop);

                $attr->id_attribute_group = (int) PShow_Import::$objects[$classname]->id;

                $this->prepareLangField($attr->name, $value);

                if (array_key_exists('attribute_color', $this->data)) {
                    $color = $this->data['attribute_color'];

                    if (Validate::isColor($color)) {
                        $attr->color = $color;
                    }
                }

                if (array_key_exists('attribute_texture', $this->data)) {
                    $texture = $this->data['attribute_texture'];

                    if (filter_var($img_path, FILTER_VALIDATE_URL)) {

                        $headers = PShow_File::get_headers($img_path);
                        if ($headers && PShow_File::isImage($img_path)) {

                            $attr->add();

                            $_img = PShow_File::resize_image($texture, 500, 500);
                            imagejpeg($_img, _PS_ROOT_DIR_ . '/img/co/' . (int) $attr->id . '.jpg', 75);

                            imagedestroy($_img);
                        } else {

                            PShow_Log::add(pathinfo(PShow_Import::getInstance()->filepath, PATHINFO_FILENAME) . ".log", "Error in importing image from url: " . $img_path);
                        }
                    }
                }

                if (Validate::isColor($value) && empty($attr->color)) {
                    $attr->color = $value;
                }

                try {
                    $attr->save();
                } catch (PrestaShopException $e) {
                    PShow_Log::addExceptionLog($e);
                }

                break;

            case 'attribute_group_type':
                if (is_array($value))
                    $value = reset($value);

                if (!in_array($value, array('select', 'radio', 'color')) || ($value == 'color' && !Validate::isColor($value))) {
                    $value = 'select';
                }

                PShow_Import::$objects[$classname]->group_type = $value;

                break;

            case 'attribute_group_name':
            case 'attribute_group_public_name':
                if (is_array($value))
                    $value = reset($value);

                $_key = str_replace('attribute_group_', '', $key);

                $this->prepareLangField(PShow_Import::$objects[$classname]->{$_key}, $value);

                if (!array_key_exists('attribute_group_public_name', $this->data))
                    $this->prepareLangField(PShow_Import::$objects[$classname]->public_name, $value);

                break;

            default:
                if (is_array($value))
                    $value = reset($value);

                if (array_key_exists('lang', $classname::$definition['fields'][$key])) {
                    $this->prepareLangField(PShow_Import::$objects[$classname]->{$key}, $value);
                } else {
                    PShow_Import::$objects[$classname]->$key = $value;
                }

                break;
        }
    }
}