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Current Path : /data/web/virtuals/51568/virtual/www/knihovna/knihy/
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Current File : /data/web/virtuals/51568/virtual/www/knihovna/knihy/_generovat.php

<?php
function generateRandomString($length = 10) {
    $characters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[rand(0, $charactersLength - 1)];
    }
    return $randomString;
}

if (file_exists("funkce/DbConnect.php")){
  include("funkce/DbConnect.php");
}  
if (file_exists("../funkce/DbConnect.php")){
  include("../funkce/DbConnect.php");
}



function generujAutory(){
  $call = mysqli_prepare($conn, 'INSERT INTO `kn_autori`(`autor`) VALUES (?)');
  for($i=0; $i< 1000; $i++){
    $x =  generateRandomString(rand(5, 10));
    mysqli_stmt_bind_param($call, 's', $x);   
    mysqli_stmt_execute($call);
  }
}

function generujTituly(){
global $conn;
  $call = mysqli_prepare($conn, 'INSERT INTO `kn_tituly` (`titul`, `idautor`) VALUES (?, ?)');
       
  for($i=0; $i< 3; $i++){
    $x =  generateRandomString(rand(5, 10));
    $idautor = rand(100, 900);
     mysqli_stmt_bind_param($call, 'si', $x, $idautor);    
    mysqli_stmt_execute($call);
    echo "$i<br>";
  }
}

function generujKnihy(){
global $conn;
 $call = "INSERT INTO kn_knihy (idtitulu, aktivni, datumporizeno, idumisteni, cena, poznamka, medium) VALUES (?, ?, ?, ?, ?, ?, ?)";        
       $call = mysqli_prepare($conn, $call);
  for($i=0; $i< 300; $i++){
    $idtitul = rand(100, 900); 
    $aktivni = '1';
    $datum = '2020-04-25';
    $idumisteni = rand(1,4);
    $cena = rand(100, 300);
    $poznamka = '';
    $idmedium = 1;         
    mysqli_stmt_bind_param($call, 'issiisi', $idtitul, $aktivni, $datum, $idumisteni, $cena, $poznamka, $idmedium);   
    mysqli_stmt_execute($call);
    echo "$i<br>";
  }
}

$seed = floor(time()/86400);
srand($seed);
generujKnihy(); 
?>