Fix formatting in mod/help

diff --git a/mod/help.php b/mod/help.php
index 981fe97f70759103fa16ab8c50dcbadb8f316d57..ef640737aa1bf3ceb94a78590449d18b8c7c8f77 100644 (file)
--- a/mod/help.php
+++ b/mod/help.php
@@ -2,31 +2,32 @@
 /**
  * @file mod/help.php
  */
+
 use Friendica\App;
 use Friendica\Content\Nav;
 use Friendica\Content\Text\Markdown;
 use Friendica\Core\L10n;
 use Friendica\Core\System;
 
-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 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);
+       }
 
-function help_content(App $a) {
+       return '';
+}
 
+function help_content(App $a)
+{
        Nav::setSelected('help');
 
        global $lang;
@@ -37,9 +38,11 @@ function help_content(App $a) {
                $path = '';
                // looping through the argv keys bigger than 0 to build
                // a path relative to /help
-               for($x = 1; $x < argc(); $x ++) {
-                       if(strlen($path))
+               for ($x = 1; $x < argc(); $x ++) {
+                       if (strlen($path)) {
                                $path .= '/';
+                       }
+
                        $path .= argv($x);
                }
                $title = basename($path);
@@ -47,6 +50,7 @@ function help_content(App $a) {
                $text = load_doc_file('doc/' . $path . '.md');
                $a->page['title'] = L10n::t('Help:') . ' ' . str_replace('-', ' ', notags($title));
        }
+
        $home = load_doc_file('doc/Home.md');
        if (!$text) {
                $text = $home;
@@ -60,8 +64,8 @@ function help_content(App $a) {
                header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . L10n::t('Not Found'));
                $tpl = get_markup_template("404.tpl");
                return replace_macros($tpl, [
-                                       '$message' => L10n::t('Page not found.')
-                               ]);
+                       '$message' => L10n::t('Page not found.')
+               ]);
        }
 
        $html = Markdown::convert($text, false);
@@ -69,34 +73,46 @@ function help_content(App $a) {
        if ($filename !== "Home") {
                // create TOC but not for home
                $lines = explode("\n", $html);
-               $toc="<h2>TOC</h2><ul id='toc'>";
-               $lastlevel=1;
-               $idnum = [0,0,0,0,0,0,0];
-               foreach($lines as &$line){
-                       if (substr($line,0,2)=="<h") {
-                               $level = substr($line,2,1);
-                               if ($level!="r") {
+               $toc = "<h2>TOC</h2><ul id='toc'>";
+               $lastlevel = 1;
+               $idnum = [0, 0, 0, 0, 0, 0, 0];
+               foreach ($lines as &$line) {
+                       if (substr($line, 0, 2) == "<h") {
+                               $level = substr($line, 2, 1);
+                               if ($level != "r") {
                                        $level = intval($level);
-                                       if ($level<$lastlevel) {
-                                               for($k=$level;$k<$lastlevel; $k++) $toc.="</ul>";
-                                               for($k=$level+1;$k<count($idnum);$k++) $idnum[$k]=0;
+                                       if ($level < $lastlevel) {
+                                               for ($k = $level; $k < $lastlevel; $k++) {
+                                                       $toc .= "</ul>";
+                                               }
+
+                                               for ($k = $level + 1; $k < count($idnum); $k++) {
+                                                       $idnum[$k] = 0;
+                                               }
+                                       }
+
+                                       if ($level > $lastlevel) {
+                                               $toc .= "<ul>";
                                        }
-                                       if ($level>$lastlevel) $toc.="<ul>";
-                                       $idnum[$level]++;
-                                       $id = implode("_", array_slice($idnum,1,$level));
-                                       $href = System::baseUrl()."/help/{$filename}#{$id}";
-                                       $toc .= "<li><a href='{$href}'>".strip_tags($line)."</a></li>";
-                                       $line = "<a name='{$id}'></a>".$line;
+
+                                       $idnum[$level] ++;
+                                       $id = implode("_", array_slice($idnum, 1, $level));
+                                       $href = System::baseUrl() . "/help/{$filename}#{$id}";
+                                       $toc .= "<li><a href='{$href}'>" . strip_tags($line) . "</a></li>";
+                                       $line = "<a name='{$id}'></a>" . $line;
                                        $lastlevel = $level;
                                }
                        }
                }
-               for($k=0;$k<$lastlevel; $k++) $toc.="</ul>";
-               $html = implode("\n",$lines);
+
+               for ($k = 0; $k < $lastlevel; $k++) {
+                       $toc .= "</ul>";
+               }
+
+               $html = implode("\n", $lines);
 
                $a->page['aside'] = '<div class="help-aside-wrapper widget"><div id="toc-wrapper">' . $toc . '</div>' . $a->page['aside'] . '</div>';
        }
 
        return $html;
-
 }