1 files changed, 96 insertions, 0 deletions
diff --git a/mod/help.php b/mod/help.php
new file mode 100644
index 000000000..aa0ee8ae6
--- /dev/null
+++ b/mod/help.php
@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * You can create local site resources in doc/Site.md and either link to doc/Home.md for the standard resources
+ * or use our include mechanism to include it on your local page.
+ *
+ * #include doc/Home.md;
+ *
+ * The syntax is somewhat strict. 
+ *
+ */
+
+
+if(! function_exists('load_doc_file')) {
+function load_doc_file($s) {
+	$lang = get_app()->language;
+	if(! isset($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;
+
+	$doctype = 'markdown';
+
+	require_once('library/markdown.php');
+
+	$text = '';
+
+	if(argc() > 1) {
+		$text = load_doc_file('doc/' . $a->argv[1] . '.md');
+		$a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('-',' ',notags(argv(1))));
+	}
+	if(! $text) {
+		$text = load_doc_file('doc/' . $a->argv[1] . '.bb');
+		if($text)
+			$doctype = 'bbcode';
+		$a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('_',' ',notags(argv(1))));
+	}
+	if(! $text) {
+		$text = load_doc_file('doc/' . $a->argv[1] . '.html');
+		if($text)
+			$doctype = 'html';
+		$a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('-',' ',notags(argv(1))));
+	}
+
+	if(! $text) {
+		$text = load_doc_file('doc/Site.md');
+		$a->page['title'] = t('Help');
+	}
+	if(! $text) {
+		$doctype = 'bbcode';
+		$text = load_doc_file('doc/main.bb');
+		$a->page['title'] = t('Help');
+	}
+	
+	if(! strlen($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.' )
+		));
+	}
+
+	$text = preg_replace_callback("/#include (.*?)\;/ism", 'preg_callback_help_include', $text);
+
+	if($doctype === 'html')
+		return $text;
+	if($doctype === 'markdown')	
+		return Markdown($text);
+	if($doctype === 'bbcode') {
+		require_once('include/bbcode.php');
+		return bbcode($text);
+	} 
+
+}
+
+
+function preg_callback_help_include($matches) {
+
+	if($matches[1])
+		return str_replace($matches[0],load_doc_file($matches[1]),$matches[0]);
+
+}
+