1 files changed, 39 insertions, 0 deletions

diff --git a/graph.php b/graph.php
new file mode 100644
index 0000000..4747552
--- /dev/null
+++ b/graph.php
@@ -0,0 +1,39 @@
+<?php
+
+require_once 'conf/common.inc.php';
+
+$host = $_GET['h'];
+$plugin = $_GET['p'];
+$pinstance = $_GET['pi'];
+$type = $_GET['t'];
+$tinstance = $_GET['ti'];
+$width = $_GET['x'];
+$heigth = $_GET['y'];
+$seconds = $_GET['s'];
+
+if (!preg_match('/^[a-z]+$/', $plugin)) {
+        die_img('Error: plugin contains unknown characters.');
+        exit;
+}
+
+if (!file_exists($CONFIG['webdir']."/plugin/$plugin.php")) {
+        die_img(sprintf('Error: plugin not available (%s).', $plugin));
+        exit;
+}
+
+include $CONFIG['webdir']."/plugin/$plugin.php";
+
+
+function die_img($msg) {
+        header("Content-Type: image/png");
+        $image = ImageCreatetruecolor(300, 30);
+        $black = ImageColorAllocate($image, 0, 0, 0);
+        $white = ImageColorAllocate($image, 255, 255, 255);
+        imagefill($image, 0, 0, $white);
+        imagerectangle($image, 0, 0, 299, 29, $black);
+        imagestring($image, 2, 10, 9, $msg, $black);
+        imagepng($image);
+        imagedestroy($image);
+}
+
+?>