X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=mod%2Fhelp.php;h=3a21695b090f05ee4f4170620ae22be8078f70d0;hb=b42760b0e6b243a9ab6306a1f1440e1a2effb74e;hp=59e062f6d4398d16c9c6657e3828313b296dda3c;hpb=d0926240a87327a7e38b822802ac192336f68791;p=friendica.git

diff --git a/mod/help.php b/mod/help.php
index 59e062f6d4..3a21695b09 100644
--- a/mod/help.php
+++ b/mod/help.php
@@ -1,45 +1,118 @@
 <?php
+/**
+ * @file mod/help.php
+ */
 
-if(! function_exists('load_doc_file')) {
-function load_doc_file($s) {
-	global $lang;
-	if(! isset($lang))
-		$lang = 'en';
+use Friendica\App;
+use Friendica\Content\Nav;
+use Friendica\Content\Text\Markdown;
+use Friendica\Core\Config;
+use Friendica\Core\L10n;
+use Friendica\Core\Renderer;
+use Friendica\Core\System;
+use Friendica\Util\Strings;
+
+function load_doc_file($s)
+{
+	$lang = Config::get('system', 'language');
 	$b = basename($s);
 	$d = dirname($s);
-	if(file_exists("$d/$lang/$b"))
+	if (file_exists("$d/$lang/$b")) {
 		return file_get_contents("$d/$lang/$b");
-	if(file_exists($s))
-		return file_get_contents($s);
-	return '';
-}}
+	}
 
+	if (file_exists($s)) {
+		return file_get_contents($s);
+	}
 
+	return '';
+}
 
-function help_content(&$a) {
-	nav_set_selected('help');
+function help_content(App $a)
+{
+	Nav::setSelected('help');
 
-	global $lang;
+	$text = '';
 
-	require_once('library/markdown.php');
+	if ($a->argc > 1) {
+		$path = '';
+		// looping through the argv keys bigger than 0 to build
+		// a path relative to /help
+		for ($x = 1; $x < $a->argc; $x ++) {
+			if (strlen($path)) {
+				$path .= '/';
+			}
 
-	$text = '';
+			$path .= $a->getArgumentValue($x);
+		}
+		$title = basename($path);
+		$filename = $path;
+		$text = load_doc_file('doc/' . $path . '.md');
+		$a->page['title'] = L10n::t('Help:') . ' ' . str_replace('-', ' ', Strings::escapeTags($title));
+	}
 
-	if($a->argc > 1) {
-		$text = load_doc_file('doc/' . $a->argv[1] . '.md');
-		$a->page['title'] = t('Help:') . ' ' . str_replace('-',' ',notags($a->argv[1]));
+	$home = load_doc_file('doc/Home.md');
+	if (!$text) {
+		$text = $home;
+		$filename = "Home";
+		$a->page['title'] = L10n::t('Help');
+	} else {
+		$a->page['aside'] = Markdown::convert($home, false);
 	}
-	if(! $text) {
-		$text = load_doc_file('doc/Home.md');
-		$a->page['title'] = t('Help');
+
+	if (!strlen($text)) {
+		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . L10n::t('Not Found'));
+		$tpl = Renderer::getMarkupTemplate("404.tpl");
+		return Renderer::replaceMacros($tpl, [
+			'$message' => L10n::t('Page not found.')
+		]);
 	}
-	
-	if(! strlen($text)) {
-		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
-		notice( t('Page not found.' ) . EOL);
-		return;
+
+	$html = Markdown::convert($text, false);
+
+	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") {
+					$level = intval($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));
+					$href = System::baseUrl() . "/help/{$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);
+
+		$a->page['aside'] = '<div class="help-aside-wrapper widget"><div id="toc-wrapper">' . $toc . '</div>' . $a->page['aside'] . '</div>';
 	}
-	
-	return Markdown($text);
 
+	return $html;
 }