From 82d88098f4203cf7402d4faf5ad100cada70efaf Mon Sep 17 00:00:00 2001
From: Pim van den Berg
Date: Tue, 11 Nov 2014 23:01:15 +0100
Subject: make detail page accessible when using "canvas" graph_type

Closes #106
---
 inc/functions.inc.php | 10 ++++++++++
 inc/html.inc.php      |  8 ++++++++
 2 files changed, 18 insertions(+)

(limited to 'inc')

diff --git a/inc/functions.inc.php b/inc/functions.inc.php
index abe0763..df02d20 100644
--- a/inc/functions.inc.php
+++ b/inc/functions.inc.php
@@ -59,3 +59,13 @@ function error_image() {
 	readfile('layout/error.png');
 	exit;
 }
+
+function generate_uuid() {
+	return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
+		mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
+		mt_rand( 0, 0xffff ),
+		mt_rand( 0, 0x0fff ) | 0x4000,
+		mt_rand( 0, 0x3fff ) | 0x8000,
+		mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
+	);
+}
diff --git a/inc/html.inc.php b/inc/html.inc.php
index 161af73..bc22ba3 100644
--- a/inc/html.inc.php
+++ b/inc/html.inc.php
@@ -338,7 +338,15 @@ function graphs_from_plugin($host, $plugin, $overview=false) {
 			isset($items['t']) ? $_GET['t'] = $items['t'] : $_GET['t'] = '';
 			isset($items['ti']) ? $_GET['ti'] = $items['ti'] : $_GET['ti'] = '';
 			$_GET['s'] = $time;
+			$uuid = generate_uuid();
+			printf('<canvas id="%s" class="rrd">', $uuid);
 			include $CONFIG['webdir'].'/graph.php';
+			print '</canvas>';
+			printf('<a href="%s%s"><img id="%s-img" alt="graph"></a>'."\n",
+				htmlentities($CONFIG['weburl']),
+				htmlentities(build_url('detail.php', $items, $time)),
+				$uuid
+			);
 		} else {
 			printf('<a href="%1$s%2$s"><img src="%1$s%3$s"></a>'."\n",
 				htmlentities($CONFIG['weburl']),
-- 
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