Partial Mailling list campaign tracker currently tracks opens using a 1x1 image, some more UI work to campaigns etc

campaign_track.php

@@ -0,0 +1,39 @@
+<?php
+
+include("config.php");
+include("functions.php");
+
+// Create an image, 1x1 pixel in size
+$im = imagecreate(1,1);
+
+// Set the background colour
+$white = imagecolorallocate($im,255,255,255);
+
+// Allocate the background colour
+imagesetpixel($im,1,1,$white);
+
+// Set the image type
+header("content-type:image/jpg");
+
+// Create a JPEG file from the image
+imagejpeg($im);
+
+// Free memory associated with the image
+imagedestroy($im);
+
+if(isset($_GET['message_id'])){
+
+    $message_id = intval($_GET['message_id']);
+    $message_hash = trim(strip_tags(mysqli_real_escape_string($mysqli,$_GET['message_hash'])));
+
+    $sql = mysqli_query($mysqli,"SELECT message_id FROM campaign_messages WHERE message_id = $message_id AND message_hash = '$message_hash'");
+    if(mysqli_num_rows($sql) == 1){
+        // Server variables
+        $ip = strip_tags(mysqli_real_escape_string($mysqli,get_ip()));
+        $referer = $_SERVER['HTTP_REFERER'];
+        $user_agent = $_SERVER['HTTP_USER_AGENT'];
+        mysqli_query($mysqli,"UPDATE campaign_messages SET message_ip = '$ip', message_referer = '$referer', message_user_agent = '$user_agent', message_browser_details = '$browser', message_opened_at = NOW() WHERE message_id = $message_id");
+    }
+}
+
+?>