1 files changed, 47 insertions, 0 deletions
diff --git a/mod/help.php b/mod/help.php
new file mode 100644
index 000000000..af05bd47c
--- /dev/null
+++ b/mod/help.php
@@ -0,0 +1,47 @@
+<?php
+
+if(! function_exists('load_doc_file')) {
+function load_doc_file($s) {
+	global $lang;
+	if(! isset($lang))
+		$lang = 'en';
+	$b = basename($s);
+	$d = dirname($s);
+	if(file_exists("$d/$lang/$b"))
+		return file_get_contents("$d/$lang/$b");
+	if(file_exists($s))
+		return file_get_contents($s);
+	return '';
+}}
+
+
+
+function help_content(&$a) {
+	nav_set_selected('help');
+
+	global $lang;
+
+	require_once('library/markdown.php');
+
+	$text = '';
+
+	if($a->argc > 1) {
+		$text = load_doc_file('doc/' . $a->argv[1] . '.md');
+		$a->page['title'] = t('Help:') . ' ' . str_replace('-',' ',notags($a->argv[1]));
+	}
+	if(! $text) {
+		$text = load_doc_file('doc/Home.md');
+		$a->page['title'] = t('Help');
+	}
+	
+	if(! strlen($text)) {
+		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
+		$tpl = get_markup_template("404.tpl");
+		return replace_macros($tpl, array(
+			'$message' =>  t('Page not found.' )
+		));
+	}
+	
+	return Markdown($text);
+
+}