Finalize

php/get_msg.php

@@ -0,0 +1,37 @@
+<?php
+session_start();
+if (isset($_SESSION['unique_id'])) {
+    include_once "config.php";
+    $current_user = $_SESSION['unique_id'];
+    $selected_user = mysqli_real_escape_string($conn, $_POST['selected_id']);
+    $output = "";
+    $sql = "SELECT * FROM messages LEFT JOIN users ON users.unique_id = messages.post_msg_id
+                WHERE (post_msg_id = {$current_user} AND get_msg_id = {$selected_user})
+                OR (post_msg_id = {$selected_user} AND get_msg_id = {$current_user}) ORDER BY msg_id";
+    $query = mysqli_query($conn, $sql);
+    if (mysqli_num_rows($query) > 0) {
+        while ($row = mysqli_fetch_assoc($query)) {
+            ($row['img']) ? $img = $row['img'] : $img = "default.png";
+            if ($row['post_msg_id'] === $current_user) {
+                $output .= '<div class="chat post">
+                                <div class="details">
+                                    <p>' . $row['msg'] . '</p>
+                                </div>
+                                </div>';
+            } else {
+                $output .= '<div class="chat get">
+                                <img src="php/assets/' . $img . '" alt="">
+                                <div class="details">
+                                    <p>' . $row['msg'] . '</p>
+                                </div>
+                                </div>';
+            }
+        }
+    } else {
+        $output .= '<div class="text">Send a message to start conversation :)</div>';
+    }
+    echo $output;
+} else {
+    header("location: ../start.php");
+}
+?>