<?php

class admin_sqltable_model extends Model {
    
    
    public function get_list($data) {
        //$_SESSION['sqltable_search'] = "";
        if ($data['query']!='') $_SESSION['query'] = $data['query'];
        
        $sql_all = $data['sql'];
        $sql_all.= " WHERE".$data['where'].$_SESSION['sqltable_search'].";";
        //die($sql_all);
        $all = $this->query($sql_all);
        
        if (sizeof($sql_all)>0) {
            $result_num = sizeof($all);
        }
        else {
            $result_num = 0;
        }
        
        if ($_SESSION['active_page']=='') $_SESSION['active_page'] = 0;
        $_SESSION['active_page'] = $data['actual_page'];
        
        if ($_SESSION['SQLTable_page_limit']=='') $_SESSION['SQLTable_page_limit']= $data['pager_limit'];
        $_SESSION['SQLTable_page_limit'] = $data['pager_limit'];
        
        $limit = $this->calculate_limit($data['actual_page'],$data['pager_limit']);
        $sql = $data['sql']." WHERE".$data['where'].$data['query']."".$_SESSION['sqltable_search']." ORDER BY ".$data['order_field']." ".$data['order_dir']." LIMIT ".$limit.",".$data['pager_limit'].";";
        
        $result['pages'] = $this->calculate_pages($result_num,$data['pager_limit']);
        $result['rows'] = $this->query($sql);
        
        return $result;
    }
    
    
    public function calculate_pages($number,$limit) {
        return ceil($number/$limit);
    }
    
    
    public function calculate_limit($page,$limit) {
        return $page*$limit;
    }
    
    
    public function delete_row($data) {
        $this->execute("UPDATE ".$data['table']." SET ".$data['status']."='0' WHERE ".$data['id_field']."='".$data['id']."';");
        return true;
    }

    
    public function undelete_row($data) {
        $this->execute("UPDATE ".$data['table']." SET ".$data['status']."='1' WHERE ".$data['id_field']."='".$data['id']."';");
        return true;
    }

    
    public function reorder_table($data) {
        $data = $this->escapeArray($data);
        $hash = $data['table_name'];
        $orders = $data['order_data'];
        $orders = str_replace("stateslist_1%5B%5D=","",$orders);
        $orders = explode("&",$orders);
        
        $i=0;
        foreach ($orders as $order) {
            $i++;
            $this->execute("UPDATE ".$data['table']." SET ".$data['reorder_field']."='".$i."' WHERE ".$data['id_field']."='".$order."';");
        }
        
        return true;
    }
    
    
}