website/public/profile.php

@@ -42,11 +42,10 @@ function nicetime($date) {
 }
 
 if(empty($_GET["username"])) {
-    echo "User does not exist!";
+    $userID = $_SESSION["userID"];
-    return;
+} else {
-}
-
     $userID = getUserID($_GET["username"]);
+}
 
 $user = selectUser($userID);
 $profile_friends = selectAllFriends($userID);

website/public/styles/menu.css

@@ -30,7 +30,7 @@
     cursor: pointer;
 }
 
-.friend-item:hover {
+.friend-item:hover, .group-item:hover {
     background: #845663;
     color: white;
 }

website/queries/user.php

@@ -1,4 +1,5 @@
 <?php
+
 require("connect.php");
 
 function getUserID($username) {
@@ -244,4 +245,30 @@ function changeMultipleUserStatusByID($ids, $status) {
     return $q;
 }
 
-?>
+function selectRandomNotFriendUser($userID) {
+    $stmt = $GLOBALS["db"]->prepare("
+    SELECT
+        `user`.`username`
+    FROM
+        `user`
+    WHERE
+        `userID` NOT IN (SELECT 
+                            `user1ID`
+                         FROM
+                            `friendship`
+                         WHERE `user1ID` = :userID) OR
+        `userID` NOT IN (SELECT 
+                            `user2ID`
+                         FROM
+                            `friendship`
+                         WHERE `user2ID` = :userID)
+    ORDER BY
+        RAND()
+    LIMIT
+        1
+    ");
+
+    $stmt->bindParam(':userID', $userID, PDO::PARAM_INT);
+    $stmt->execute();
+    return $stmt->fetch();
+}

website/views/head.php

@@ -15,7 +15,8 @@
 </style>
 <?php
 
-include_once("../queries/connect.php");
+require_once ("../queries/checkInput.php");
+require_once ("../queries/connect.php");
 
 session_start();
 

website/views/menu.php

@@ -7,7 +7,8 @@
             <?php
 
             // Load file.
-            include_once("../queries/friendship.php");
+            require_once("../queries/friendship.php");
+            require_once("../queries/user.php");
 
             // Get all the friends of a user.
             $friends = selectAllFriends($_SESSION["userID"]);
@@ -45,13 +46,31 @@
                     </li>
                 ";
             }
+
+            $randomUser = selectRandomNotFriendUser($_SESSION["userID"])["username"];
+
+            echo "
+                <li class='friend-item'>
+                    <form action='profile.php' method='get'>
+                        <button type='submit'
+                                name='username'
+                                value='$randomUser'>
+                            <div class='friend'>
+                                Klik hier voor een nieuw vriendje :)
+                            </div>
+                        </button>
+                    </form>
+                </li>
+            ";
             if ($i > 1) {
                 $i -= 1;
                 echo "
                     <li class='more-item' id='more-friends-click'>
                         En nog $i anderen...
-            </li>";
+                    </li>
+                ";
             }
+
             ?>
         </ul>
     </section>
@@ -87,17 +106,28 @@
 
                 // Echo the friend.
                 echo "
-                    <a href='#' class='$extraItem'>
                     <li class='group-item'>
+                        <form action='group.php' method='get'>
+                            <button type='submit'
+                                    name='groupname'
+                                    value='$name'>
                                 <div class='group'>
                                     <img alt='PF' class='group-picture' src='$picture'/>
                                     $name
                                 </div>
+                            </button>
+                        </form>
                     </li>
-                    </a>
                 ";
             }
-            if ($i > 3) {
+
+            if ($i == 0) {
+                echo "<li class='group-item'>
+                            <div class='group'>
+                                Je hoort nergens bij.
+                            </div>
+                        </li>";
+            } else if ($i > 3) {
                 $i -= 3;
                 echo "
                     <li class='more-item' id='more-groups-click'>