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3im-wtl-php
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formv2

master
Jakub Škrabánek 2 years ago
parent
7b4cea1316
commit
d428478ed8
4 changed files with 83 additions and 0 deletions
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  1. 22
      formulare_v2/index.php
  2. 27
      formulare_v2/list.php
  3. 33
      formulare_v2/post.php
  4. 1
      formulare_v2/text.txt

22
formulare_v2/index.php
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<h1>Formulář</h1>
<h2><a href="/list.php">List</a></h2>
<form action="post.php" method="post">
<label for="name">Name</label>
<input type="text" id="name" name="name">
<br>
<label for="msg">Zpráva</label>
<textarea name="msg" id="msg" cols="30" rows="10"></textarea>
<br>
<input type="submit" value="Zapsat">
</form>
</body>
</html>

27
formulare_v2/list.php
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>List</title>
</head>
<body>
<h1>List</h1>
<h2><a href="/">index</a></h2>
<?php
//Kontrola zápisu
if(isset($_GET["m"])){
echo "<h1>List byl upraven </h1>";
}
//načtení souboru pro čtení
$fname = "text.txt";
$myfile = fopen($fname,"r");
echo '<div class="blog">';
echo fread($myfile,filesize($fname));
echo '</div>';
fclose($myfile);
?>
</body>
</html>

33
formulare_v2/post.php
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<?php
// KONTROLA DAT
// $postdata = $_POST;
// echo var_dump($postdata);
//Načtení dat
$name = $_POST["name"];
$msg = $_POST["msg"];
//nastavení souboru pro zápis
$myfile = fopen("text.txt","a") or die("Nelze otevřít");
//formátování zprávy
function validata($data){
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
$name = validata($name);
$msg = validata($msg); // ochrana proti XSS
$msg = str_replace("\n","<br>",$msg); //nahradí zakončení řádku
$fullmsg = "<h3> $name </h3> <p> $msg </p> <hr>";
//zapsání do souboru a následné uzavření
fwrite($myfile, $fullmsg);
fclose($myfile);
//přesměrování na novou stránku
header("Location: /list.php?m=true");
// test zápisu
// echo $fullmsg;

1
formulare_v2/text.txt
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<h3> asd </h3> <p> ddasdasd dqweqwd aysdfasd </p> <hr><h3> asd </h3> <p> asd </p> <hr>
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