Merge pull request #2986 from annando/1612-spool

[friendica.git] / mod / help.php

diff --git a/mod/help.php b/mod/help.php
index 974577876d4c4dc4709ca984f0bcf84934e0b270..72225692793d5206d412d9e2a671f63ded4ab762 100644 (file)
--- a/mod/help.php
+++ b/mod/help.php
@@ -36,13 +36,14 @@ function help_content(&$a) {
                        $path .= argv($x);
                }
                $title = basename($path);
-
+               $filename = $path;
                $text = load_doc_file('doc/' . $path . '.md');
                $a->page['title'] = t('Help:') . ' ' . str_replace('-', ' ', notags($title));
        }
        $home = load_doc_file('doc/Home.md');
        if (!$text) {
                $text = $home;
+               $filename = "Home";
                $a->page['title'] = t('Help');
        } else {
                $a->page['aside'] = Markdown($home);
@@ -57,7 +58,45 @@ function help_content(&$a) {
        }
 
        $html = Markdown($text);
-       $html = "<style>.md_warning { padding: 1em; border: #ff0000 solid 2px; background-color: #f9a3a3; color: #ffffff;</style>".$html;
+
+       if ($filename !== "Home") {
+               // create TOC but not for home
+               $lines = explode("\n", $html);
+               $toc="<style>aside ul {padding-left: 1em;}aside h1{font-size:2em}</style><h2>TOC</h2><ul id='toc'>";
+               $lastlevel=1;
+               $idnum = array(0,0,0,0,0,0,0);
+               foreach($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) $toc.="<ul>";
+                                       $idnum[$level]++;
+                                       $id = implode("_", array_slice($idnum,1,$level));
+                                       $href = $a->get_baseurl()."/help/{$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);
+
+               $a->page['aside'] = $toc.$a->page['aside'];
+       }
+
+       $html = "
+               <style>
+               .md_warning {
+                       padding: 1em; border: #ff0000 solid 2px;
+                       background-color: #f9a3a3; color: #ffffff;
+               }
+               </style>".$html;
        return $html;
 
 }