From 8788b89ce5866ebbc150f34a619e82723e0318ae Mon Sep 17 00:00:00 2001
From: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Date: Sun, 4 Oct 2015 08:59:35 +0100
Subject: [PATCH] Resave the pagedata if it has been changed by the
 preprocessors

---
 modules/page-edit.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/modules/page-edit.php b/modules/page-edit.php
index 269b2de..ad2af52 100644
--- a/modules/page-edit.php
+++ b/modules/page-edit.php
@@ -139,6 +139,10 @@ register_module([
 				else
 					$pageindex->$page->lasteditor = utf8_encode("anonymous");
 				
+				// A hack to resave the pagedata if the preprocessors have
+				// changed it. We need this because the preprocessors *must*
+				// run _after_ the pageindex has been updated.
+				$pagedata_orig = $pagedata;
 				
 				// Execute all the preprocessors
 				foreach($save_preprocessors as $func)
@@ -146,6 +150,9 @@ register_module([
 					$func($pageindex->$page, $pagedata);
 				}
 				
+				if($pagedata !== $pagedata_orig)
+					file_put_contents("$env->page.md", $pagedata);
+				
 				
 				file_put_contents("./pageindex.json", json_encode($pageindex, JSON_PRETTY_PRINT));