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Files from 25-03-26 and added missing Files

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Schuledaniel
2026-03-25 15:04:37 +01:00
parent f5e1b1af72
commit 9238cba6f3
10 changed files with 348 additions and 3 deletions
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7
Zweites Jahr/README.md
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Wichtige Informationen Wichtige Informationen
- Wir eventuell nie aktuell sein. - Wird eventuell nie aktuell sein.
- Stundenplan - [Link](https://wvss-mannheim.webuntis.com/WebUntis/?school=wvss-mannheim#/basic/timetablePublic/class?entityId=2583) - Stundenplan - [Link](https://wvss-mannheim.webuntis.com/WebUntis/?school=wvss-mannheim#/basic/timetablePublic/class?entityId=2583)
## 25-03-26 - PHP (Unterrichts Projekt)
- Registrierung gemacht
> Es wurden ebenfalls fehlende Datein hinzugefügt
## 05-03-26 - packet tracer ## 05-03-26 - packet tracer
- vlan in packet tracer - vlan in packet tracer

24
Zweites Jahr/sessions/session_1.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Sessions in PHP: Schritt 1</title>
</head>
<h1>Sessions in PHP</h1>
<h2>Schritt 1</h2>
<body>
<?php
session_start(); //Eine Sitzung beginnen
$sId=session_id(); //Auslesen der SessionID
//Speichern von Werten in der superglobalen Variable Session
$_SESSION['vorname'] = "Michael";
$_SESSION['nachname'] = "Staudt";
echo "SID: $sId<br>";
echo "<a href ='session_2.php'><br>zur nächsten Seite</a>";
?>
</body>
</html>

24
Zweites Jahr/sessions/session_1php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Sessions in PHP: Schritt 1</title>
</head>
<h1>Sessions in PHP</h1>
<h2>Schritt 1</h2>
<body>
<?php
session_start(); //Eine Sitzung beginnen
$sId=session_id(); //Auslesen der SessionID
//Speichern von Werten in der superglobalen Variable Session
$_SESSION['vorname'] = "Michael";
$_SESSION['nachname'] = "Staudt";
echo "SID: $sId<br>";
echo "<a href ='sessions_2.php'><br>zur nächsten Seite</a>";
?>
</body>
</html>

30
Zweites Jahr/sessions/session_2.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Sessions in PHP: Schritt 2</title>
</head>
<h1>Sessions in PHP</h1>
<h2>Schritt 2</h2>
<body>
<?php
session_start(); //Eine Sitzung beginnen
$sId=session_id(); //Auslesen der SessionID
//Hinzufügen von Werten zu der superglobalen Variable Session
$_SESSION['alter'] = 58;
//Ausgabe von Werten der superglobalen Variable Session
echo "Hallo $_SESSION[vorname] $_SESSION[nachname]<br>";
echo "SID: $sId<br>";
echo "<a href ='session_3.php'><br>zur nächsten Seite</a>";
?>
</body>
</html>

29
Zweites Jahr/sessions/session_3.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Sessions in PHP: Schritt 3</title>
</head>
<h1>Sessions in PHP</h1>
<h2>Schritt 3</h2>
<body>
<?php
session_start(); //Eine Sitzung beginnen
$sId=session_id(); //Auslesen der SessionID
//Ausgabe von Werten der superglobalen Variable Session
//Alle Werte immer noch da
echo "Hallo $_SESSION[vorname] $_SESSION[nachname],
du bist $_SESSION[alter] Jahre alt, siehst aber aus wie 32!<br>";
echo "SID: $sId<br>";
echo "<a href ='session_4.php'><br>zur nächsten Seite</a>";
?>
</body>
</html>

32
Zweites Jahr/sessions/session_4.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Sessions in PHP: Schritt 4</title>
</head>
<h1>Sessions in PHP</h1>
<h2>Schritt 4</h2>
<body>
<?php
session_start(); //Eine Sitzung beginnen
$sId=session_id(); //Auslesen der SessionID
echo "SID: $sId<br>";
//Session beenden
session_destroy();
$sId = session_id();
echo "SID nach destroy: $sId<br>";
echo "<p>Nach session_destroy() sind die Werte weg: </p>";
echo "Vorname: $_SESSION[vorname]<br>";
echo "Nachname: $_SESSION[nachname]<br>";
echo "Alter: $_SESSION[alter]<br>";
echo "<a href ='session_1.php'><br>zurück zum Anfang</a>";
?>
</body>
</html>

2
Zweites Jahr/unterrichts_projekt/inc/db_connection_data.php
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@@ -3,7 +3,7 @@
$db_engine ="mysql"; $db_engine ="mysql";
$db_name = "E2FI1_2025"; $db_name = "portal_e2fi1_2026";
$db_host = "localhost"; $db_host = "localhost";
$db_user = "phpmyadmin"; $db_user = "phpmyadmin";
$db_password = "server"; $db_password = "server";

14
Zweites Jahr/unterrichts_projekt/pdo_test_ok.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Entry succeded</title>
</head>
<body>
<h1>PDO Testset</h1>
<h2>Thank You Landing Page</h2>
<p>Thank You, you succeded!</p>
<p><a href = "pdo_test_form.php">Another Entry?</a></p>
</body>
</html>

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Zweites Jahr/unterrichts_projekt/pdo_test_prepared.php Executable file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PDO-Test</title>
</head>
<body>
<?php
// pdo_test.php
require_once "inc/db_connection_function.php";
// establish db connection
$dbh = db_connect();
// get data from form fields:
// SQL-Injection-Angriff verhindern durch quote()
// $u_firstname = $dbh->quote($_REQUEST['firstname']);
// $u_lastname = $dbh->quote($_REQUEST['lastname']);
// $u_email = $dbh->quote($_REQUEST['email']);
// SQL-Injection-Angriff (in letztes Feld eingeben)
// ');DELETE FROM user WHERE (u_email LIKE '%
// Insert new record into db
/* Prepared Statements senden SQL-Befehl und Daten in zwei getrennten Schritten an die Datenbank:
Prepare: Die Query-Struktur wird festgelegt und kompiliert.
Execute: Die Werte werden separat eingesetzt – nur noch als Daten, nie als SQL-Code.
Da die Struktur schon vor dem Einsetzen der Werte feststeht,
kann eine Benutzereingabe die Logik der Query nicht mehr verändern.*/
$stmt = $dbh->prepare(
"
INSERT INTO user VALUES (
NULL,
:input_1,
:input_2,
:input_3
);"
);
// bind with pindParam
// $stmt->bindParam(":input_1",$_REQUEST['firstname']);
// $stmt->bindParam(":input_2",$_REQUEST['lastname']);
// $stmt->bindParam(":input_3",$_REQUEST['email']);
// bind with associative array
$input = [
":input_1" => $_REQUEST['firstname'],
":input_2" => $_REQUEST['lastname'],
":input_3" => $_REQUEST['email']
];
try {
//if bound with pindParam
// $stmt->execute();
// if bind with associative array
$stmt->execute($input);
// echo "<p>Insert succeded!</p>";
header('location:pdo_test_ok.php');
// Weiterleitung
}
catch(PDOException $e) {
$errMsg = $e->getMessage();
$errCode = $e->getCode();
// echo "<p>Error-Message: $errMsg <br>";
// echo "Error-Code: $errCode </p>";
switch($errCode) {
case "23000": $custErrMsg = "<p>Email-Adress already exists!</p>"; break;
default: $custErrMsg = "<p>Oooops, something went wrong!</p>";
}
echo $custErrMsg;
}
// #######################################################
// Read records form db
// result consists of multiple rows and columns
/* In der Regel auch hier mit Try-Catch-Block */
$sql = "SELECT * FROM user";
// $res = $dbh->query($sql);
$res = $dbh->query($sql)->fetchAll(); // Converts result set into Array (multi-dim)
/*
echo "<pre>";
print_r($res);
echo "</pre>";
*/
foreach($res as $row) {
echo "$row[0] | $row[1] | $row[2] | $row[3]<br>";
}
// result consists of one row and multiple columns
$sql = "SELECT * FROM user WHERE u_id = 24";
$res = $dbh->query($sql)->fetch();
/*
echo "<pre>";
print_r($res);
echo "</pre>";
*/
echo "<p>Searching User ID 24:<br>";
if($res) {
echo "User found: $row[1] $row[2]</p>";
}
else {
echo "No User found</p>";
}
// result represents one cell
$sql = "SELECT u_firstname FROM user WHERE u_id = 24";
$firstname = $dbh->query($sql)->fetchColumn();
echo "<p>Searching First Name of User ID 24:<br>";
echo "First Name of User found: $firstname </p>";
?>
<p><a href = "pdo_test_form.php">Try again!</a></p>
</body>
</html>

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Zweites Jahr/unterrichts_projekt/portal/register.php Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Portal: Registrieren</title>
</head>
<body>
<h2>Registrieren</h2>
<form>
<label>E-Mail: <input name="email"></label><br>
<label>Passwort: <input type="password" name="pw" > </label>
<button type="submit">Registrieren</button>
</form>
</body>
</html>
<?php
require_once '../inc/db_connection_function.php';
$dbh = db_connect();
$errors = '';
if(!empty($_REQUEST)) { // Button wurde gedrückt?
if($_REQUEST['email'] != '' AND $_REQUEST['pw'] != ''){ // Alle Felder gedrückt?
$email = $_REQUEST['email'];
$pw = $_REQUEST['pw'];
$query = "INSERT INTO user VALUES (NULL, :email, :pw)";
$stmt = $dbh->prepare($query);
$stmt->bindParam(':email', $email);
$stmt->bindParam(':pw', $pw);
try {
$stmt->execute();
} catch(PDOException $e){
$errMsg = $e->getMessage();
$errCode = $e->getCode();
switch($errCode) {
case "23000": $custErrMsg = "<p>Email-Adress already exists!</p>"; break;
default: $custErrMsg = "<p>Oooops, something went wrong!</p>";
}
echo $custErrMsg;
}
}
}
if ($errors != "") echo $errors;