Add exams from exam100 to exam150

2024-05-13 08:50:26 +02:00
parent 4fd956ddac
commit 56492d171c
13 changed files with 366 additions and 0 deletions
--- a/exam135/register.php
+++ b/exam135/register.php
@@ -0,0 +1,69 @@
+<?php
+require '/var/www/nikola/practice/exam110/connect.inc.php';
+require 'core.inc.php';
+
+// Nece da doda id !!! to pogledaj u ponedeljak
+
+if (!loggedin()) {
+    if (
+        isset($_POST['username']) && isset($_POST['password']) && isset($_POST['password_again']) &&
+        isset($_POST['firstname']) && isset($_POST['surname'])
+    ) {
+        $username = $_POST['username'];
+
+        $password = $_POST['password'];
+        $password_again = $_POST['password_again'];
+        $password_hash = md5($password);
+
+        $firstname = $_POST['firstname'];
+        $surname = $_POST['surname'];
+
+        if (
+            !empty($username) && !empty($password) && !empty($password_again) &&
+            !empty($firstname) && !empty($surname)
+        ) {
+            if(strlen($username) > 30 || strlen($firstname) > 40 || strlen($surname) > 40){
+                echo 'Please ahear to maxlength of fields';
+            }else{
+                if ($password != $password_again) {
+                    echo 'Passwords do not match';
+                } else {
+                    $query = "SELECT `username` FROM `users` WHERE `username` ='$username'";
+                    $query_run = mysqli_query($con, $query);
+                    if (mysqli_num_rows($query_run) == 1) {
+                        echo 'The username ' . $username . 'already exists';
+                    } else {
+                        $query = "INSERT INTO `users` VALUES(NULL ,'" . mysqli_real_escape_string($con, $username) .
+                            "','" . mysqli_real_escape_string($con, $password_hash) . "','" . mysqli_real_escape_string($con, $firstname) .
+                            "','" . mysqli_real_escape_string($con, $surname) . "')";
+                        if($query_run = mysqli_query($con,$query)){
+                            header('Location: register_success.php');
+                        } else {
+                            echo 'We could not register you!';
+                        }
+                        
+                    }
+                }
+            }
+        } else {
+            echo 'All fields are required';
+        }
+    }
+?>
+
+    <form action="register.php" method="POST">
+        Username: <br> <input type="text" name="username" maxlength="30" value="<?php if(isset($username)) {echo $username; } ?>"><br><br>
+        Password: <br> <input type="password" name="password"><br><br>
+        Password again: <br> <input type="password" name="password_again"><br><br>
+        Firstname: <br> <input type="text" name="firstname" maxlength="40" value="<?php if(isset($firstname)) {echo $firstname; }  ?>"><br><br>
+        Surname: <br> <input type="text" name="surname" maxlength="40" value="<?php if(isset($surname)) {echo $surname; } ?>"><br><br>
+        <input type="submit" value="Register">
+    </form>
+
+<?php
+
+} else if (loggedin()) {
+    echo 'You are already registered and logged in !';
+}
+
+?>