From 769efe43e7590e3d84fc30a55cffdfb32c3e3160 Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Wed, 21 Dec 2005 19:53:41 +0000
Subject: [PATCH] r639: Adding pre-parse hook so that the userland help system
 will work

---
 global.php             |  1 +
 includes/functions.php | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/global.php b/global.php
index a282077..9638f79 100755
--- a/global.php
+++ b/global.php
@@ -16,6 +16,7 @@ require_once('./includes/init.php');
 // initialize template system
 $bugsys->load('template_fs');
 $template->extension = 'tpl';
+$template->pre_parse_hook = 'isso_pre_parse_hook';
 $template->templatedir = $bugsys->fetch_sourcepath('templates/');
 
 // ###################################################################
diff --git a/includes/functions.php b/includes/functions.php
index 515289f..2505585 100755
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -406,6 +406,31 @@ function fetch_on_bits($mask)
 	return implode(',', $onbits);
 }
 
+// #################### Start isso_pre_parse_hook ####################
+// the pre-parse hook for ISSO's template engine
+function isso_pre_parse_hook($template)
+{
+	$template = preg_replace('#\$help\[(.*)\]#', '" . fetch_help_link(\'\1\') . "', $template);
+	return $template;
+}
+
+// ###################### Start fetch_help_link ######################
+// returns a prepared link to insert into templates that opens up a 
+// help popup in the user-end
+function fetch_help_link($topic)
+{
+	global $bugsys;
+	
+	if (isset($bugsys->datastore['help']["$topic"]))
+	{
+	
+	}
+	else
+	{
+		return "[[INVALID TOPIC: $topic]]";
+	}
+}
+
 /*=====================================================================*\
 || ###################################################################
 || # $HeadURL$
-- 
2.22.5