friendica_2021-01/mod/help.php

48 lines
940 B
PHP
Executable file

<?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);
}