<?
#
# @package zzupkeep
# @author zzamov <web@z.zzw.es>
# @version 202411
# @link https://zzupkeep.zzw.es
# @license https://zzupkeep.zzw.es/LICENSE
    if(!defined('zzupkeep_on')){
        header('HTTP/1.1 403 Forbidden');
        header("Location: ../");
    }


    class DB{
        private $dbsql;
        private $dbpref;
        public  $dberror;
        
        function __construct(){
            global $cfg;
            $this->dbpref = $cfg['dbpref'];
            try {
                $mysqli = new mysqli($cfg['dbhost'],$cfg['dbuser'],$cfg['dbpass'],$cfg['dbname']);
                $mysqli->set_charset('utf8mb4');
                $this->dbsql = $mysqli;
                unset($mysqli);
            } catch (Exception $e) {
                $this->dberror = _t('exception').': '.$e->getMessage();
            }
        }
        public function read($tabla,$campos,$condic,$extra='',$como=null){
            if($this->dbpref != '' && substr($tabla,0,strlen($this->dbpref)-1) != $this->dbpref) 
                $tabla = $this->dbpref.$tabla;
            $error = [];
            if(!is_array($campos))
                $error[]= _t('param').' 2 '._t('incorrect');
            if( $this->valida_select($condic) != 'OK' )
                $error[]= _t('param').' 3 '._t('incorrect');
            
            if(count($error)==0){
                if($como == 'count') $sqlcampos = 'count(id)';
                else if($campos==[]) $sqlcampos = '*';
                else{
                    if(!in_array('id',$campos)) $campos = array_merge(['id'],$campos);
                    foreach($campos as &$campo)
                        if($campo) $campo = $this->dbsql->real_escape_string($campo);
                    $sqlcampos = '`'.implode('`,`',$campos).'`';
                }
                $q = "SELECT ".$sqlcampos." FROM `".$tabla."` WHERE "
                    .$this->crea_where($condic)." ".$extra.";";
                $sql=mysqli_query(  $this->dbsql, $q);
                if($sql){
                    switch($como){
                        case 'all': 
                            return mysqli_fetch_all($sql);
                        break;
                        case 'row':
                            $ret=[];
                            while ($fila = $sql->fetch_row())
                                $ret[]= $fila;
                            return $ret;
                        break;
                        default:
                            $ret=[];
                            while ($fila = $sql->fetch_assoc()) {
                                $ret[]= $fila;
                            }
                            return $ret;
                    }
                }return ['Error',"SELECT ".$sqlcampos." FROM `".$tabla
                ."` WHERE ".$this->crea_where($condic)." ".$extra.";"];
            }else return ['Error',$error];
        }

        public function write($tabla,$valores){
            if($this->dbpref != '' && substr($tabla,0,strlen($this->dbpref)-1) != $this->dbpref) 
                $tabla = $this->dbpref.$tabla;
            $vals = $this->crea_write($valores);
            if($vals){
                $q = 'INSERT INTO `'.$tabla.'` ('.$vals[0].') VALUES ('.$vals[1].');';
                $sql=mysqli_query($this->dbsql, $q);
                if($sql) return ['OK',$this->dbsql->insert_id];
                else return ['Error','no query'];
            }else return ['Error', 'param incorrect'];
        }

        public function update($tabla,$valores,$condic){
            if($this->dbpref != '' && substr($tabla,0,strlen($this->dbpref)-1) != $this->dbpref) 
                $tabla = $this->dbpref.$tabla;
            $vals = $this->crea_update($valores,$condic);
            if($vals){
                $q = 'UPDATE `'.$tabla.'` SET '.$vals[0].' WHERE '.$vals[1].';';
                $sql=mysqli_query($this->dbsql, $q);
                if($sql) return ['OK',$this->dbsql->affected_rows];
                else return ['Error','no query'];
            }else return ['Error', 'param incorrect'];
        }

        public function del($tabla,$valores){ 
            if($this->dbpref != '' && substr($tabla,0,strlen($this->dbpref)-1) != $this->dbpref) 
                $tabla = $this->dbpref.$tabla;
            $vals = $this->crea_where($valores);
            if($vals){
                $q = 'DELETE FROM `'.$tabla.'` WHERE '.$vals.';';
                $sql = mysqli_query($this->dbsql, $q);
                if($sql) return ['OK',$this->dbsql->affected_rows];
                else return ['Error','no query'];
            }else return ['Error', 'param incorrect'];
        }

        private function crea_write($valores){
            if(!is_array($valores)) return false;
            $campos = [];
            $vals = [];
            foreach($valores as $campo => $valor){
                if($valor){
                    $campos[] = '`'.$campo.'`';
                    $vals[] = '\''.$this->dbsql->real_escape_string($valor).'\'';
                }
            }
            return [implode(',',$campos),implode(',',$vals)];
        }

        private function crea_update($valores,$condic){
            if(!is_array($valores)) return false;
            $set = [];
            foreach($valores as $ca => $va){
                $set[] = '`'.$ca.'` = '.( ($va)
                ? '\''.$this->dbsql->real_escape_string($va).'\'' : 'NULL');
            }
            $set = implode(', ',$set);
            $con = $this->crea_where([$condic]);
            return [$set,$con];
        }

        private function crea_where_de_array($condic){
            $con = [];
            foreach($condic as $cond){
                foreach($cond as $campo => $valor){
                    $con[] = '`'.$campo.'` = '.( ($valor)
                    ? '\''.$this->dbsql->real_escape_string($valor).'\'' : 'NULL');
                }
            }
            $con = implode(' AND ',$con);
            return $con;
        }

        private function crea_where($condic){
            $return = '';
            $es_or = 0;
            foreach($condic as $k => $cual){
                //      ['tipo','in',['permisos','tipo','marca']]
                if(count($cual)==1){
                    if($cual[0]=='|' || $cual[0]=='||' || $cual[0]=='OR'){
                        $es_or += 1;
                        $return .= ' AND (';
                    }
                }else{
                    if($k > 0 && $es_or %2 == 0) $return .= $es_or > 0? ' OR ' : ' AND ';
                    $return .= '`'.$cual[0].'` '.$cual[1].' ';
                    if( is_array($cual[2]) ){
                        foreach($cual[2] as &$q)
                            $q = $this->dbsql->real_escape_string($q);
                        $return .= "('".implode("','",$cual[2])."')";
                    } else  $return .= '\''.$this->dbsql->real_escape_string($cual[2]).'\'';
                    if($es_or > 0 && $es_or %2 == 0){ $return .= ')'; $es_or -= 2; }
                    else if($es_or > 0) $es_or += 1;
                }
            }
            return $return;
        }

        private function valida_select($cuales){
            $return = [];
            $validos = ['=','!=','in','not in','||','OR','&&','AND'];
            if( is_array($cuales) ){
                foreach($cuales as $cual){
                    $return[] = (
                        (   in_array($cual[1],$validos) && count($cuales)>2    )
                        ||
                        ( is_array($cual) && count($cual)== 3 && in_array($cual[1],$validos)
                            && (    ( $cual[1]=='in' || $cual[1]=='not in' ) && is_array($cual[2])    )
                        )
                    )? 'OK':['ko'=>json_encode($cual)];
                    
                }
                return ( array_key_exists('ko',$return) )? json_encode($return) : 'OK' ;
            } return false;
        }
    }

    function tuenapass($pass){
        return sha1(md5($pass));
    }

    function tuneamail($mail){
        if(!$mail || strpos($mail,'@')<2) return '0';
        $mail = explode('@',$mail);
        $mail1 = str_split(sha1(md5($mail[0])));
        $mail2 = str_split(sha1(md5($mail[1])));
        rsort($mail1);
        sort($mail2);
        if(count($mail1)>count($mail2)) $mail2 = array_pad($mail2,count($mail1),"z");
        else $mail1 = array_pad($mail1, count($mail2), "a");
        $return = '';
        for($i=0;$i<count($mail1);$i++) $return .= ($i%2 == 0)? $mail1[$i].$mail2[$i]:$mail2[$i].$mail1[$i];
        return $return;
    }
?><br />
<b>Deprecated</b>:  str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in <b>/home/zzamoves/0proyectos/zzupkeep/core/func_theme.php</b> on line <b>81</b><br />
<!DOCTYPE html>
<html lang="es">
    <head>
    <meta charset="utf-8">
<title>ZZupkeep</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="Web para el Registro de mantenimientos">
<meta name="keywords" content="mantenimiento">
<meta name="robots" content="index, follow">
<meta name="theme-color" content="#006400"/><!-- android -->
<meta name="msapplication-navbutton-color" content="#006400"/><!-- Windows Phone -->
<link rel="stylesheet" type="text/css" href="https://zzupkeep.zzw.es/core/themes/zzupkeep2024/style.css"/>
<script type="text/javascript" src="https://zzupkeep.zzw.es/core/themes/zzupkeep2024/script.js?123"></script>
<!-- No hay code_head -->
    </head>
    <body>
        <div class="pagebody">
            <div class="pagehead">
                <h1><a href="https://zzupkeep.zzw.es" title="home ZZupkeep">ZZupkeep</a></h1>
                <h2 class="subtitle">Registro de mantenimientos.</h2>
                <ul class="menu" role="navigation">
    <li><a href="https://zzupkeep.zzw.es" class="current" >Inicio</a></li>
    <li><a href="https://zzupkeep.zzw.es">Condiciones</a></li>
    <li><a href="https://zzupkeep.zzw.es">Iniciar sesión</a></li>
    <li><a href="https://zzupkeep.zzw.es/registro">Registro</a></li>
    <li><div class="darkchange" title="Modo Oscuro"></div></li>
</ul>
            </div>
            <div class="pagecontainer">
                <div class="center">
                    <img src="https://zzupkeep.zzw.es/media/img/pec.png" alt="P&aacute;gina en construcción" />
                </div>
                <div>
                
                </div>
                <div>
                    <h3>Empezando</h3>
                    <p>Empezando este proyecto porque no he localizado nada hecho que me guste.</p>
                    <p>Espero no abandonarlo y terminarlo !!!</p>
                    <p>La idea era tener un sitio para controlar/registrar el mantenimiento de 
                        mis locomotoras a escala. Pero ...
                    </p>
                    <p><b>¿Por qué no hacerlo para mantener más cosas?</b> Plantas, PCs, Vehículos, ...</p>
                    <p>De momento no he hecho nada más que empezar, iré añadiendo funcionalidades poco a poco.
                        Lo primero que tengo previsto es la gestión de usuarios, después vendrá el resto.</p>
                    <ul>
                        <h3>Historial del desarrollo</h3>
                        <li>2024-11-08 > decidido el nombre <b>ZZupkeep</b></li>
                        <li>2024-11-09 > empiezo la web</li>
                        <li>2024-11-11 > configuro el archivo .htaccess</li>
                        <li>2024-11-12 > creada la base de datos</li>
                        <li>2024-11-13 > Empezada la página de registro</li>
                        <li>2024-11-19 > Finalizada la página de registro</li>
                    </ul>
                </div>
            </div>
        <div class="pagefooter">
    <!-- No hay code_footer -->
    <div id="copy">&copy; 2025</div>
</div>
        </div>
    </body>
</html>