set minchars to 2 for PM lookups too

[friendica.git] / mod / help.php

diff --git a/mod/help.php b/mod/help.php
index e07e4c5d97f29762bbbb6496b29fd55ba27a3c9e..af05bd47c08109bbd23e70c8b960e7ba66f4decc 100644 (file)
--- a/mod/help.php
+++ b/mod/help.php
@@ -9,12 +9,15 @@ function load_doc_file($s) {
        $d = dirname($s);
        if(file_exists("$d/$lang/$b"))
                return file_get_contents("$d/$lang/$b");
-       return file_get_contents($s);
+       if(file_exists($s))
+               return file_get_contents($s);
+       return '';
 }}
 
 
 
 function help_content(&$a) {
+       nav_set_selected('help');
 
        global $lang;
 
@@ -22,12 +25,23 @@ function help_content(&$a) {
 
        $text = '';
 
-       if($a->argc > 1) 
+       if($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);
 
-}
\ No newline at end of file
+}