<?php

class SampleData

{

   private $tables = array(

        'st_easy_content' => array(

            'st_easy_content_column' => array(

                'st_easy_content_element' => array(

                    'st_easy_content_setting' => array('where' => 'id_st_easy_content_setting={$identify} AND setting_type=2'),

                    'where' => 'id_st_easy_content_column={$identify}',

                ),

                'st_easy_content_setting' => array('where' => 'id_st_easy_content_setting={$identify} AND setting_type=1'),

                'where' => 'id_st_easy_content={$identify} AND id_parent=0',

            ),

            'st_easy_content_font' => array('where' => 'id_st_easy_content={$identify}'),

            'st_easy_content_lang' => array('where' => 'id_st_easy_content={$identify} AND id_lang={$id_lang}'),

            'st_easy_content_shop' => array('where' => 'id_st_easy_content={$identify} AND id_shop={$id_shop}'),

            'where' => 'id_st_easy_content IN(2,3,4,5,7,86,120,132) AND id_st_easy_content IN (select id_st_easy_content from {_DB_PREFIX_}st_easy_content_shop where id_shop={$id_shop})'

        ),

    );

    

    function fetch_data($table, $values=array(), $identify=0, $id_shop=0)

    {

        $result = array();

        $id = 'id_'.$table;

        $id_lang = Context::getContext()->language->id;

        $where =  str_replace(array('{$id_lang}', '{$id_shop}', '{$identify}', '{_DB_PREFIX_}'), array($id_lang, $id_shop, $identify, _DB_PREFIX_), $values['where']);

        $sql = 'SELECT * FROM '._DB_PREFIX_.$table.' WHERE '.$where;

        $result = Db::getInstance()->executeS($sql);

        unset($values['where']);

        $field = Db::getInstance()->executeS('Describe `'._DB_PREFIX_.$table.'` `id_parent`');

        if(is_array($field) && count($field)) {

            foreach($result AS $value) {

                if ($subs = $this->get_subs($table, $value[$id])) {

                    $result = array_merge($result, $subs);

                }

            }  

        }

        if ($result) {

            foreach($values AS $table => $value) {

                foreach($result AS &$row) {

                    $row[$table] = $this->fetch_data($table, $value, $row[$id], $id_shop);

                }

            }

        }

        return $result;

    }

    

    function get_subs($table='', $id=0)

    {

        $ret = array();

        if (!$table || !$id) {

            return $ret;

        }

        $sql = 'SELECT * FROM '._DB_PREFIX_.$table.' WHERE id_parent='.(int)$id;

        if($ret = Db::getInstance()->executeS($sql)) {

            foreach($ret AS $value) {

                $ret = array_merge($ret, $this->get_subs($table, $value['id_'.$table]));

            }

        }

        return $ret;

    }

    

    function insert_data($table, $data, $ref_field='', $ref_id=0, $id_shop)

    {

        if (!$data) {

            return false;

        }

        $db = Db::getInstance();

        $id = 'id_'.$table;

        $remove_pri = false;

        $id_parent = false;

        $id_map = array();

        $field = Db::getInstance()->executeS('Describe `'._DB_PREFIX_.$table.'` `'.$id.'`');

        if (is_array($field) && count($field) && strpos($field[0]['Extra'], 'auto_increment') !== false) {

            $remove_pri = true;

        }

        $field = Db::getInstance()->executeS('Describe `'._DB_PREFIX_.$table.'` `id_parent`');

        if (is_array($field) && count($field)) {

            $id_parent = true;

        }

        foreach($data AS $value) {

            $old_id = 0;

            if ($remove_pri) {

                $old_id = $value[$id];

                // Remove primary ID.

                unset($value[$id]);

            }

            if ($ref_field && $ref_id) {

                if (key_exists($id, $value)) {

                    $value[$id] = (int)$ref_id;

                } else {

                    $value[$ref_field] = (int)$ref_id;

                }

            }

            

            $row = array();

            $children = array();

            foreach($value AS $k => $v) {

                if (is_array($v)) {

                    $children[$k] = $v;

                } elseif ($k == 'id_shop') {

                    $row[$k] = $id_shop;

                } else {

                    $row[$k] = pSQL($v, true);

                }

            }

            

            if ($id_parent && key_exists($row['id_parent'], $id_map)) {

                $row['id_parent'] = $id_map[$row['id_parent']];

            }

            if (key_exists('id_lang', $row)) {

                foreach(Language::getLanguages(false) AS $lang) {

                    $row['id_lang'] = $lang['id_lang'];

                    $db->insert($table, $row, false, true, Db::INSERT_IGNORE);

                }

                return true;

            }   

            if($db->insert($table, $row, false, true, Db::INSERT_IGNORE)) {

               $row_id = $db->Insert_ID();

               if ($id_parent && !key_exists($old_id, $id_map)) {

                $id_map[$old_id] = $row_id;

               }

               // Insert data to reference table.

               foreach($children AS $tbl => $_data) {

                    if (!is_array($_data) || !count($_data)) {

                        continue;

                    }

                    $this->insert_data($tbl, $_data, $id, $row_id, $id_shop);

               }

            }

        }

    }

    

    public function export($id_shop = 0, $file='')

    {

        if (!$id_shop || !$file) {

            return false;

        }

        $rs = $this->fetch_data('st_easy_content', $this->tables['st_easy_content'], 0, $id_shop);

        $rs[0]['bg_img'] = '/modules/steasycontent/views/img/'.$rs[0]['bg_img'];

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][0]['st_easy_content_setting'][29]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage1.jpg';

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][0]['st_easy_content_setting'][32]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage1.jpg';

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][0]['st_easy_content_setting'][33]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage1.jpg';

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][2]['st_easy_content_setting'][29]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage2.jpg';

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][2]['st_easy_content_setting'][32]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage2.jpg';

        $rs[0]['st_easy_content_column'][1]['st_easy_content_element'][2]['st_easy_content_setting'][33]['setting_v']='/modules/steasycontent/views/img/testimonalshomepage2.jpg';

        

        return @file_put_contents($file, serialize($rs));

    }

    

    public function import($id_shop = 0, $data=array())

    {

        if (!$id_shop || !is_array($data) || !count($data)) {

            return false;

        }

        $this->insert_data('st_easy_content', $data, '', 0, $id_shop);

        return true;

    }

}