From 0cc7100dcf9abbab90cd49930074e3b9eaf15095 Mon Sep 17 00:00:00 2001
From: Antonio Gallo <tonicucoz@gmail.com>
Date: Sun, 23 Oct 2011 12:34:06 +0000
Subject: improved wiki formatting: added TOC - part 2

---
 h-source/Application/Include/myFunctions.php | 95 +++++++++++++++++++---------
 1 file changed, 65 insertions(+), 30 deletions(-)

(limited to 'h-source/Application/Include/myFunctions.php')

diff --git a/h-source/Application/Include/myFunctions.php b/h-source/Application/Include/myFunctions.php
index 1356281..5cceaea 100644
--- a/h-source/Application/Include/myFunctions.php
+++ b/h-source/Application/Include/myFunctions.php
@@ -178,9 +178,6 @@ function htmlDiff($old, $new)
 	$old = str_replace("\r\n"," \r\n ",$old);
 	$new = str_replace("\r\n"," \r\n ",$new);
 
-// 	$old = str_replace("\n"," \n ",$old);
-// 	$new = str_replace("\n"," \n ",$new);
-	
 	$ret = null;
 	$diff = diff(removeEmptyStrings(explode(' ', $old)),removeEmptyStrings(explode(' ', $new)));
 	foreach($diff as $k)
@@ -272,6 +269,8 @@ function decodeWikiText($string)
 	
 	$string = preg_replace_callback('/(\[tab )(lang=)([^\s]+)(\s*\])(.*?)(\[\/tab\])/s', 'createTabs',$string);
 
+	$string = preg_replace_callback('/(__TOC__)/s', 'createToc',$string);
+	
 	$string = preg_replace('/(\[lang\])(.*?)(\[\/lang\])/s', '<div class="div_lang">${2}</div>',$string);
 
 	$string = preg_replace('/(\{\{)/s', '[',$string);
@@ -280,11 +279,11 @@ function decodeWikiText($string)
 
 	if ($decodeAnotherTime and $decodeCounter<=30)
 	{
-		return decodeWikiText(Tabs::render().$string);
+		return decodeWikiText(Toc::render().Tabs::render().$string);
 	}
 	else
 	{
-		return Tabs::render().$string;
+		return Toc::render().Tabs::render().$string;
 	}
 }
 
@@ -382,6 +381,12 @@ function createNode($match,$hnodeTag,$htmlTagBegin,$htmlTagEng)
 	}
 }
 
+function createToc($match)
+{
+	Toc::create();
+	return null;
+}
+
 //table of contents
 class Toc
 {
@@ -389,41 +394,71 @@ class Toc
 	public static $links = array();
 	public static $level = 1;
 	
-	public function render($array = null, $useSelf = true)
+	private static $html = null;
+	
+	public function create()
 	{
-		if (!isset($array) and $useSelf)
+		$c=0;
+		foreach (self::$links as $link)
 		{
-			$array = self::$links;
-		}
-		
-		$count = 0;
-		$str = "<ul>";
-		foreach ($array as $link)
-		{
-			$startChar = (int)substr($link,0,1);
-			echo $startChar;
-			if (strcmp(self::$level,$startChar) === 0)
+			if ((int)substr($link,0,1) === 1)
 			{
-				$str .= "<li>".substr($link,1)."</li>";
-				$count++;
-			}
-			else if ($startChar > self::$level)
-			{
-				self::$level = $startChar;
-				$str .= self::render(array_slice($array,$count),false);
 				break;
 			}
-			else
+			$c++;
+		}
+
+		self::$links = array_slice(self::$links,$c);
+
+		$res = array();
+		
+		if (count(self::$links) > 0)
+		{
+			self::$links[] = '1fine';
+
+			$res[] = "<div class='tables_of_contents'><div class='tables_of_contents_title'>".gtext("Table of contents")."</div><ul>";
+			foreach (self::$links as $link)
 			{
-				self::$level = $startChar;
-				$str .= null;
+				$startChar = (int)substr($link,0,1);
+
+				if (strcmp(self::$level,$startChar) === 0)
+				{
+					$res[] = "<li><a href='#".substr($link,1)."'>".substr($link,1)."</a></li>";
+				}
+				else if ($startChar > self::$level)
+				{
+					$diff = (int)$startChar - (int)self::$level;
+					if ($diff !== 1)
+					{
+						return null;
+					}
+					
+					self::$level = $startChar;
+					$res[] = "<ul><li><a href='#".substr($link,1)."'>".substr($link,1)."</a></li>";
+				}
+				else
+				{
+					$diff = (int)self::$level - (int)$startChar;
+
+					for ($i=0;$i<$diff;$i++)
+					{
+						$res[] = "</ul>";
+					}
+					self::$level = $startChar;
+					$res[] = "<li><a href='#".substr($link,1)."'>".substr($link,1)."</a></li>";
+				}
 			}
+			array_pop($res);
+			$res[] = "</ul></div>";
 		}
-		$str .= "</ul>";
 		self::$links = array();
-		return $str;
+		self::$html = implode('',$res);
+	}
+
+	public function render()
+	{
+		echo self::$html;
 	}
-	
 }
 
 //create h1, h2, h3 ($level=1,2,3)
-- 
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