Expand tabs and remove trailing whitespace

1 files changed, 647 insertions, 647 deletions

diff --git a/ratatoeskr/frontend.php b/ratatoeskr/frontend.php
index 9c43ec5..71e940e 100644
--- a/ratatoeskr/frontend.php
+++ b/ratatoeskr/frontend.php
@@ -2,7 +2,7 @@
 /*
  * File: ratatoeskr/frontend.php
  * All the stuff for the frontend (i.e. what the visitor of the website sees).
- * 
+ *
  * License:
  * This file is part of Ratatöskr.
  * Ratatöskr is licensed unter the MIT / X11 License.
@@ -18,137 +18,137 @@ require_once(dirname(__FILE__) . "/libs/kses.php");
 /*
  * Function: section_transform_ste
  * Transforms an <Section> object to an array, so it can be accessed via a STE template.
- * 
+ *
  * Parameters:
- * 	$section - <Section> object.
- * 	$lang - The current language.
- * 
+ *  $section - <Section> object.
+ *  $lang - The current language.
+ *
  * Returns:
- * 	Array with these fields:
- * 	* id    - The ID of the section.
- * 	* name  - The name of the section.
- * 	* title - The title of the section in the current language
- * 	* __obj - The <Section> object. Useful for plugins, so they do not need to fetch the object from the database again.
+ *  Array with these fields:
+ *  * id    - The ID of the section.
+ *  * name  - The name of the section.
+ *  * title - The title of the section in the current language
+ *  * __obj - The <Section> object. Useful for plugins, so they do not need to fetch the object from the database again.
  */
 function section_transform_ste($section, $lang)
 {
-	return array(
-		"id"    => $section->get_id(),
-		"name"  => $section->name,
-		"title" => $section->title[$lang]->text,
-		"__obj" => $section
-	);
+    return array(
+        "id"    => $section->get_id(),
+        "name"  => $section->name,
+        "title" => $section->title[$lang]->text,
+        "__obj" => $section
+    );
 }
 
 /*
  * Function: tag_transform_ste
  * Transforms an <Tag> object to an array, so it can be accessed via a STE template.
- * 
+ *
  * Parameters:
- * 	$section - <Tag> object.
- * 	$lang - The current language.
- * 
+ *  $section - <Tag> object.
+ *  $lang - The current language.
+ *
  * Returns:
- * 	Array with these fields:
- * 	* id    - The ID of the tag.
- * 	* name  - The name of the tag.
- * 	* title - The title in the current language.
- * 	* __obj - The <Tag> object. Useful for plugins, so they do not need to fetch the object from the database again.
+ *  Array with these fields:
+ *  * id    - The ID of the tag.
+ *  * name  - The name of the tag.
+ *  * title - The title in the current language.
+ *  * __obj - The <Tag> object. Useful for plugins, so they do not need to fetch the object from the database again.
  */
 function tag_transform_ste($tag, $lang)
 {
-	try
-	{
-		return array(
-			"id"    => $tag->get_id(),
-			"name"  => $tag->name,
-			"title" => $tag->title[$lang]->text,
-			"__obj" => $tag
-		);
-	}
-	catch(DoesNotExistError $e)
-	{
-		return False;
-	}
+    try
+    {
+        return array(
+            "id"    => $tag->get_id(),
+            "name"  => $tag->name,
+            "title" => $tag->title[$lang]->text,
+            "__obj" => $tag
+        );
+    }
+    catch(DoesNotExistError $e)
+    {
+        return False;
+    }
 }
 
 /*
  * Function: article_transform_ste
  * Transforms an <Article> object to an array, so it can be accessed via a STE template.
- * 
+ *
  * Parameters:
- * 	$article - <Article> object.
- * 	$lang - The current language.
- * 
+ *  $article - <Article> object.
+ *  $lang - The current language.
+ *
  * Returns:
- * 	Array with these fields:
- * 	* id
- * 	* urlname
- * 	* fullurl
- * 	* title
- * 	* text
- * 	* excerpt
- * 	* custom (array: name=>value)
- * 	* status (numeric)
- * 	* section (sub-fields: <section_transform_ste>)
- * 	* timestamp
- * 	* tags (array(sub-fields: <tag_transform_ste>))
- * 	* languages (array: language name=>url)
- * 	* comments_allowed
- * 	* __obj - Useful for plugins, so they do not need to fetch the object from the database again.
+ *  Array with these fields:
+ *  * id
+ *  * urlname
+ *  * fullurl
+ *  * title
+ *  * text
+ *  * excerpt
+ *  * custom (array: name=>value)
+ *  * status (numeric)
+ *  * section (sub-fields: <section_transform_ste>)
+ *  * timestamp
+ *  * tags (array(sub-fields: <tag_transform_ste>))
+ *  * languages (array: language name=>url)
+ *  * comments_allowed
+ *  * __obj - Useful for plugins, so they do not need to fetch the object from the database again.
  */
 function article_transform_ste($article, $lang)
 {
-	global $rel_path_to_root;
-	
-	$languages = array();
-	$a_section = $article->get_section();
-	foreach($article->title as $language => $_)
-		$languages[$language] = "$rel_path_to_root/$language/{$a_section->name}/{$article->urlname}";
-	
-	return array(
-		"id"               => $article->get_id(),
-		"urlname"          => $article->urlname,
-		"fullurl"          => htmlesc("$rel_path_to_root/$lang/{$a_section->name}/{$article->urlname}"),
-		"title"            => htmlesc($article->title[$lang]->text),
-		"text"             => textprocessor_apply(str_replace("%root%", $rel_path_to_root, $article->text[$lang]->text), $article->text[$lang]->texttype),
-		"excerpt"          => textprocessor_apply(str_replace("%root%", $rel_path_to_root, $article->excerpt[$lang]->text), $article->excerpt[$lang]->texttype),
-		"custom"           => $article->custom,
-		"status"           => $article->status,
-		"section"          => section_transform_ste($a_section, $lang),
-		"timestamp"        => $article->timestamp,
-		"tags"             => array_filter(array_map(function($tag) use ($lang) { return tag_transform_ste($tag, $lang); }, $article->get_tags())),
-		"languages"        => $languages,
-		"comments_allowed" => $article->allow_comments,
-		"__obj"            => $article
-	);
+    global $rel_path_to_root;
+
+    $languages = array();
+    $a_section = $article->get_section();
+    foreach($article->title as $language => $_)
+        $languages[$language] = "$rel_path_to_root/$language/{$a_section->name}/{$article->urlname}";
+
+    return array(
+        "id"               => $article->get_id(),
+        "urlname"          => $article->urlname,
+        "fullurl"          => htmlesc("$rel_path_to_root/$lang/{$a_section->name}/{$article->urlname}"),
+        "title"            => htmlesc($article->title[$lang]->text),
+        "text"             => textprocessor_apply(str_replace("%root%", $rel_path_to_root, $article->text[$lang]->text), $article->text[$lang]->texttype),
+        "excerpt"          => textprocessor_apply(str_replace("%root%", $rel_path_to_root, $article->excerpt[$lang]->text), $article->excerpt[$lang]->texttype),
+        "custom"           => $article->custom,
+        "status"           => $article->status,
+        "section"          => section_transform_ste($a_section, $lang),
+        "timestamp"        => $article->timestamp,
+        "tags"             => array_filter(array_map(function($tag) use ($lang) { return tag_transform_ste($tag, $lang); }, $article->get_tags())),
+        "languages"        => $languages,
+        "comments_allowed" => $article->allow_comments,
+        "__obj"            => $article
+    );
 }
 
 /*
  * Function: comment_transform_ste
  * Transforms an <Comment> object to an array, so it can be accessed via a STE template.
- * 
+ *
  * Parameters:
- * 	$comment - <Comment> object.
- * 
+ *  $comment - <Comment> object.
+ *
  * Returns:
- * 	Array with these fields:
- * 	* id
- * 	* text
- * 	* author
- * 	* timestamp
+ *  Array with these fields:
+ *  * id
+ *  * text
+ *  * author
+ *  * timestamp
  */
 function comment_transform_ste($comment)
 {
-	global $rel_path_to_root, $ratatoeskr_settings;
-	
-	return array(
-		"id"        => $comment->get_id(),
-		"text"      => $comment->create_html(),
-		"author"    => htmlesc($comment->author_name),
-		"timestamp" => $comment->get_timestamp(),
-		"__obj"     => $comment
-	);
+    global $rel_path_to_root, $ratatoeskr_settings;
+
+    return array(
+        "id"        => $comment->get_id(),
+        "text"      => $comment->create_html(),
+        "author"    => htmlesc($comment->author_name),
+        "timestamp" => $comment->get_timestamp(),
+        "__obj"     => $comment
+    );
 }
 
 /* Register some tags for the template engine */
@@ -156,522 +156,522 @@ function comment_transform_ste($comment)
  * STETag: articles_get
  * Get articles by custom criterias. Will only get articles, that are available in the current language ($language).
  * The fields of an article can be looked up at <article_transform_ste>.
- * 
+ *
  * Parameters:
- * 	var        - (mandatory) The name of the variable, where the current article should be stored at.
- * 	id         - (optional)  Filter by ID.
- * 	urlname    - (optional)  Filter by urlname.
- * 	section    - (optional)  Filter by section (section name).
- * 	sectionvar - (optional)  Filter by section (Name of variable that contains a section).
- * 	status     - (optional)  Filter by status (numeric, <ARTICLE_STATUS_>).
- * 	tag        - (optional)  Filter by tag (tag name).
- * 	tagvar     - (optional)  Filter by tag (Name of variable that contains a tag).
- * 	sort       - (optional)  How to sort. Format: "fieldname direction" where fieldname is one of [id, urlname, title, timestamp] and direction is one of [asc, desc].
- * 	perpage    - (optional)  How many articles should be shown per page (default unlimited).
- * 	page       - (optional)  On which page are we (starting with 1). Useful in combination with $current[page], <page_prev> and <page_next>. (Default: 1)
- * 	maxpage    - (optional)  (variable name) If given, the number of pages are stored in this variable.
- * 	skip       - (optional)  How many articles should be skipped? (Default: none)
- * 	count      - (optional)  How many articles to output. (Default unlimited)
+ *  var        - (mandatory) The name of the variable, where the current article should be stored at.
+ *  id         - (optional)  Filter by ID.
+ *  urlname    - (optional)  Filter by urlname.
+ *  section    - (optional)  Filter by section (section name).
+ *  sectionvar - (optional)  Filter by section (Name of variable that contains a section).
+ *  status     - (optional)  Filter by status (numeric, <ARTICLE_STATUS_>).
+ *  tag        - (optional)  Filter by tag (tag name).
+ *  tagvar     - (optional)  Filter by tag (Name of variable that contains a tag).
+ *  sort       - (optional)  How to sort. Format: "fieldname direction" where fieldname is one of [id, urlname, title, timestamp] and direction is one of [asc, desc].
+ *  perpage    - (optional)  How many articles should be shown per page (default unlimited).
+ *  page       - (optional)  On which page are we (starting with 1). Useful in combination with $current[page], <page_prev> and <page_next>. (Default: 1)
+ *  maxpage    - (optional)  (variable name) If given, the number of pages are stored in this variable.
+ *  skip       - (optional)  How many articles should be skipped? (Default: none)
+ *  count      - (optional)  How many articles to output. (Default unlimited)
  *
  * Tag Content:
- * 	The tag's content will be executed for every article. The current article will be written to the variable specified by the var parameter before.
+ *  The tag's content will be executed for every article. The current article will be written to the variable specified by the var parameter before.
  *
  * Returns:
- * 	All results from the tag content.
+ *  All results from the tag content.
  */
 $ste->register_tag("articles_get", function($ste, $params, $sub)
 {
-	$lang = $ste->vars["language"];
-	
-	if(!isset($params["var"]))
-		throw new \ste\RuntimeError("Parameter var is needed in article_get!");
-	
-	$criterias = array("langavail" => $lang, "onlyvisible" => True);
-	if(isset($params["id"]))
-		$criterias["id"] = $params["id"];
-	if(isset($params["urlname"]))
-		$criterias["urlname"];
-	if(isset($params["status"]))
-		$criterias["status"] = $params["status"];
-	if(isset($params["sectionvar"]))
-	{
-		$sectionvar = $ste->get_var_by_name($params["sectionvar"]);
-		$criterias["section"] = $sectionvar["__obj"];
-	}
-	else if(isset($params["section"]))
-	{
-		try
-		{
-			$criterias["section"] = Section::by_name($params["section"]);
-		}
-		catch(DoesNotExistError $e) {}
-	}
-	if(isset($params["tagvar"]))
-	{
-		$tagvar = $ste->get_var_by_name($params["tagvar"]);
-		$criterias["tag"] = $tagvar["__obj"];
-	}
-	if(isset($params["tag"]))
-	{
-		try
-		{
-			$criterias["tag"] = Tag::by_name($params["tag"]);
-		}
-		catch(DoesNotExistError $e) {}
-	}
-	
-	$field     = NULL;
-	$direction = NULL;
-	if(isset($params["sort"]))
-	{
-		list($field, $direction) = explode(" ", $params["sort"]);
-		if($direction === NULL)
-			$field = NULL;
-		$direction = strtoupper($direction);
-	}
-	
-	$result = Article::by_multi($criterias, $field, $direction, @$params["count"], @$params["skip"], @$params["perpage"], @$params["page"], $maxpage);
-	
-	$result = array_map(function($article) use ($lang) { return article_transform_ste($article, $lang); }, $result);
-	
-	if(isset($params["perpage"]) and isset($params["maxpage"]))
-		$ste->set_var_by_name($params["maxpage"], $maxpage == 0 ? 1 : $maxpage);
-	
-	$output = "";
-	foreach($result as $article)
-	{
-		$ste->set_var_by_name($params["var"], $article);
-		$output .= $sub($ste);
-	}
-	return $output;
+    $lang = $ste->vars["language"];
+
+    if(!isset($params["var"]))
+        throw new \ste\RuntimeError("Parameter var is needed in article_get!");
+
+    $criterias = array("langavail" => $lang, "onlyvisible" => True);
+    if(isset($params["id"]))
+        $criterias["id"] = $params["id"];
+    if(isset($params["urlname"]))
+        $criterias["urlname"];
+    if(isset($params["status"]))
+        $criterias["status"] = $params["status"];
+    if(isset($params["sectionvar"]))
+    {
+        $sectionvar = $ste->get_var_by_name($params["sectionvar"]);
+        $criterias["section"] = $sectionvar["__obj"];
+    }
+    else if(isset($params["section"]))
+    {
+        try
+        {
+            $criterias["section"] = Section::by_name($params["section"]);
+        }
+        catch(DoesNotExistError $e) {}
+    }
+    if(isset($params["tagvar"]))
+    {
+        $tagvar = $ste->get_var_by_name($params["tagvar"]);
+        $criterias["tag"] = $tagvar["__obj"];
+    }
+    if(isset($params["tag"]))
+    {
+        try
+        {
+            $criterias["tag"] = Tag::by_name($params["tag"]);
+        }
+        catch(DoesNotExistError $e) {}
+    }
+
+    $field     = NULL;
+    $direction = NULL;
+    if(isset($params["sort"]))
+    {
+        list($field, $direction) = explode(" ", $params["sort"]);
+        if($direction === NULL)
+            $field = NULL;
+        $direction = strtoupper($direction);
+    }
+
+    $result = Article::by_multi($criterias, $field, $direction, @$params["count"], @$params["skip"], @$params["perpage"], @$params["page"], $maxpage);
+
+    $result = array_map(function($article) use ($lang) { return article_transform_ste($article, $lang); }, $result);
+
+    if(isset($params["perpage"]) and isset($params["maxpage"]))
+        $ste->set_var_by_name($params["maxpage"], $maxpage == 0 ? 1 : $maxpage);
+
+    $output = "";
+    foreach($result as $article)
+    {
+        $ste->set_var_by_name($params["var"], $article);
+        $output .= $sub($ste);
+    }
+    return $output;
 });
 
 /*
  * STETag: section_list
  * Iterate over all sections.
  * The fields of a section can be looked up at <section_transform_ste>.
- * 
+ *
  * Parameters:
- * 	var             - (mandatory) The name of the variable, where the current section should be stored at.
- * 	exclude         - (optional)  Sections to exclude
- * 	include_default - (optional)  Should the default section be included (default: No).
- * 
+ *  var             - (mandatory) The name of the variable, where the current section should be stored at.
+ *  exclude         - (optional)  Sections to exclude
+ *  include_default - (optional)  Should the default section be included (default: No).
+ *
  * Tag Content:
- * 	The tag's content will be executed for every section. The current section will be written to the variable specified by the var parameter before.
+ *  The tag's content will be executed for every section. The current section will be written to the variable specified by the var parameter before.
  *
  * Returns:
- * 	All results from the tag content.
+ *  All results from the tag content.
  */
 $ste->register_tag("section_list", function($ste, $params, $sub)
 {
-	global $ratatoeskr_settings;
-	$lang = $ste->vars["language"];
-	
-	$default_section = $ratatoeskr_settings["default_section"];
-	
-	if(!isset($params["var"]))
-		throw new \ste\RuntimeException("Parameter var is needed in article_get!");
-	
-	$result = Section::all();
-	
-	if(isset($params["exclude"]))
-	{
-		$exclude = explode(",", $params["exclude"]);
-		$result = array_filter($result, function($section) use ($exclude) { return !in_array($section->name, $exclude); });
-	}
-	
-	$result = array_filter($result, function($section) use ($default_section) { return $section->get_id() != $default_section; });
-	
-	$result = array_map(function($section) use ($lang) { return section_transform_ste($section, $lang); }, $result);
-	
-	if($ste->evalbool($params["include_default"]))
-	{
-		$default = section_transform_ste(Section::by_id($default_section), $lang);
-		array_unshift($result, $default);
-	}
-	
-	$output = "";
-	foreach($result as $section)
-	{
-		$ste->set_var_by_name($params["var"], $section);
-		$output .= $sub($ste);
-	}
-	return $output;
+    global $ratatoeskr_settings;
+    $lang = $ste->vars["language"];
+
+    $default_section = $ratatoeskr_settings["default_section"];
+
+    if(!isset($params["var"]))
+        throw new \ste\RuntimeException("Parameter var is needed in article_get!");
+
+    $result = Section::all();
+
+    if(isset($params["exclude"]))
+    {
+        $exclude = explode(",", $params["exclude"]);
+        $result = array_filter($result, function($section) use ($exclude) { return !in_array($section->name, $exclude); });
+    }
+
+    $result = array_filter($result, function($section) use ($default_section) { return $section->get_id() != $default_section; });
+
+    $result = array_map(function($section) use ($lang) { return section_transform_ste($section, $lang); }, $result);
+
+    if($ste->evalbool($params["include_default"]))
+    {
+        $default = section_transform_ste(Section::by_id($default_section), $lang);
+        array_unshift($result, $default);
+    }
+
+    $output = "";
+    foreach($result as $section)
+    {
+        $ste->set_var_by_name($params["var"], $section);
+        $output .= $sub($ste);
+    }
+    return $output;
 });
 
 /*
  * STETag: article_comments_count
  * Get the number of comments for an article.
- * 
+ *
  * Parameters:
- * 	article - (mandatory) The name of the variable, where the article is stored at.
- * 
+ *  article - (mandatory) The name of the variable, where the article is stored at.
+ *
  * Returns:
- * 	The number of comments.
+ *  The number of comments.
  */
 $ste->register_tag("article_comments_count", function($ste, $params, $sub)
 {
-	if(!isset($params["article"]))
-		throw new \ste\RuntimeException("Need parameter 'article' in ste:article_comments_count.");
-	$tpl_article = $ste->get_var_reference($params["article"], False);
-	$lang = $ste->vars["language"];
-	
-	if(isset($tpl_article["__obj"]))
-		$article = $tpl_article["__obj"];
-	else
-	{
-		try
-		{
-			$article = Article::by_id(@$tpl_article["id"]);
-		}
-		catch(DoesNotExistError $e)
-		{
-			return 0;
-		}
-	}
-	$comments = $article->get_comments($lang, True);
-	$tpl_article["__comments"] = $comments;
-	return count($comments);
+    if(!isset($params["article"]))
+        throw new \ste\RuntimeException("Need parameter 'article' in ste:article_comments_count.");
+    $tpl_article = $ste->get_var_reference($params["article"], False);
+    $lang = $ste->vars["language"];
+
+    if(isset($tpl_article["__obj"]))
+        $article = $tpl_article["__obj"];
+    else
+    {
+        try
+        {
+            $article = Article::by_id(@$tpl_article["id"]);
+        }
+        catch(DoesNotExistError $e)
+        {
+            return 0;
+        }
+    }
+    $comments = $article->get_comments($lang, True);
+    $tpl_article["__comments"] = $comments;
+    return count($comments);
 });
 
 /*
  * STETag: article_comments
  * List all comments for an article.
  * The fields of a comment can be looked up at <comment_transform_ste>.
- * 
+ *
  * Parameters:
- * 	var     - (mandatory) The name of the variable, where the current comment should be stored at.
- * 	article - (mandatory) The name of the variable, where the article is stored at.
- * 	sort    - (optional)  Should the comments be sorted chronologically (asc) or inverse (desc)? Default: asc
- * 
+ *  var     - (mandatory) The name of the variable, where the current comment should be stored at.
+ *  article - (mandatory) The name of the variable, where the article is stored at.
+ *  sort    - (optional)  Should the comments be sorted chronologically (asc) or inverse (desc)? Default: asc
+ *
  * Tag Content:
- * 	The tag's content will be executed for every comment. The current comment will be written to the variable specified by the var parameter before.
- * 
+ *  The tag's content will be executed for every comment. The current comment will be written to the variable specified by the var parameter before.
+ *
  * Returns:
- * 	All results from the tag content.
+ *  All results from the tag content.
  */
 $ste->register_tag("article_comments", function($ste, $params, $sub)
 {
-	if(!isset($params["var"]))
-		throw new \ste\RuntimeException("Need parameter 'var' in ste:article_comments.");
-	if(!isset($params["article"]))
-		throw new \ste\RuntimeException("Need parameter 'article' in ste:article_comments.");
-	$tpl_article = $ste->get_var_reference($params["article"], False);
-	$lang = $ste->vars["language"];
-	
-	if(isset($tpl_article["__comments"]))
-		$comments = $tpl_article["__comments"];
-	else
-	{
-		if(isset($tpl_article["__obj"]))
-			$article = $tpl_article["__obj"];
-		else
-		{
-			try
-			{
-				$article = Article::by_id(@$tpl_article["id"]);
-			}
-			catch(DoesNotExistError $e)
-			{
-				return "";
-			}
-		}
-		
-		$comments = $article->get_comments($lang, True);
-	}
-	
-	$sortdir = (@$params["sort"] == "desc") ? -1 : 1;
-	usort($comments, function($a,$b) use ($sortdir) { return intcmp($a->get_timestamp(), $b->get_timestamp()) * $sortdir; });
-	
-	$comments = array_map("comment_transform_ste", $comments);
-	
-	$output = "";
-	foreach($comments as $comment)
-	{
-		$ste->set_var_by_name($params["var"], $comment);
-		$output .= $sub($ste);
-	}
-	return $output;
+    if(!isset($params["var"]))
+        throw new \ste\RuntimeException("Need parameter 'var' in ste:article_comments.");
+    if(!isset($params["article"]))
+        throw new \ste\RuntimeException("Need parameter 'article' in ste:article_comments.");
+    $tpl_article = $ste->get_var_reference($params["article"], False);
+    $lang = $ste->vars["language"];
+
+    if(isset($tpl_article["__comments"]))
+        $comments = $tpl_article["__comments"];
+    else
+    {
+        if(isset($tpl_article["__obj"]))
+            $article = $tpl_article["__obj"];
+        else
+        {
+            try
+            {
+                $article = Article::by_id(@$tpl_article["id"]);
+            }
+            catch(DoesNotExistError $e)
+            {
+                return "";
+            }
+        }
+
+        $comments = $article->get_comments($lang, True);
+    }
+
+    $sortdir = (@$params["sort"] == "desc") ? -1 : 1;
+    usort($comments, function($a,$b) use ($sortdir) { return intcmp($a->get_timestamp(), $b->get_timestamp()) * $sortdir; });
+
+    $comments = array_map("comment_transform_ste", $comments);
+
+    $output = "";
+    foreach($comments as $comment)
+    {
+        $ste->set_var_by_name($params["var"], $comment);
+        $output .= $sub($ste);
+    }
+    return $output;
 });
 
 /*
  * STETag: comment_form
  * Generates a HTML form tag that allows the visitor to write a comment.
- * 
+ *
  * Parameters:
- * 	article    - (mandatory) The name of the variable, where the article is stored at.
- * 	default    - (optional)  If not empty, a default formular with the mandatory fields will be generated.
- * 	previewbtn - (optional)  If not empty and default form is choosen, a preview button will also be generated.
- * 
+ *  article    - (mandatory) The name of the variable, where the article is stored at.
+ *  default    - (optional)  If not empty, a default formular with the mandatory fields will be generated.
+ *  previewbtn - (optional)  If not empty and default form is choosen, a preview button will also be generated.
+ *
  * Tag Content:
- * 	The tag's content will be written into the HTML form tag.
- * 	You have at least to define these fields:
- * 	
- * 	* <input type="text" name="author_name" />    - The Name of the author.
- * 	* <input type="text" name="author_mail" />    - The E-Mailaddress of the author.
- * 	* <textarea name="comment_text"></textarea>   - The Text of the comment.
- * 	* <input type="submit" name="post_comment" /> - Submit button.
- * 	
- * 	You might also want to define this:
- * 	
- * 	* <input type="submit" name="preview_comment" /> - For a preview of the comment.
- * 	
- * 	If the parameter default is not empty, the tag's content will be thrown away.
- * 
+ *  The tag's content will be written into the HTML form tag.
+ *  You have at least to define these fields:
+ *
+ *  * <input type="text" name="author_name" />    - The Name of the author.
+ *  * <input type="text" name="author_mail" />    - The E-Mailaddress of the author.
+ *  * <textarea name="comment_text"></textarea>   - The Text of the comment.
+ *  * <input type="submit" name="post_comment" /> - Submit button.
+ *
+ *  You might also want to define this:
+ *
+ *  * <input type="submit" name="preview_comment" /> - For a preview of the comment.
+ *
+ *  If the parameter default is not empty, the tag's content will be thrown away.
+ *
  * Returns:
- * 	The finished HTML form.
- * 
+ *  The finished HTML form.
+ *
  * See Also:
- * 	The "prevcomment" field in <$current>.
+ *  The "prevcomment" field in <$current>.
  */
 $ste->register_tag("comment_form", function($ste, $params, $sub)
 {
-	global $translation;
-	if(!isset($params["article"]))
-		throw new \ste\RuntimeException("Need parameter 'article' in ste:comment_form.");
-	$tpl_article = $ste->get_var_reference($params["article"], False);
-	
-	if(isset($tpl_article["__obj"]))
-			$article = $tpl_article["__obj"];
-	else
-	{
-		try
-		{
-			$article = Article::by_id(@$tpl_article["id"]);
-		}
-		catch(DoesNotExistError $e)
-		{
-			return "";
-		}
-	}
-	
-	if(!$article->allow_comments)
-		return "";
-	
-	/* A token protects from double sending of the same form and is also a simple protection from stupid spambots. */
-	$token = uniqid("", True);
-	$_SESSION["ratatoeskr_comment_tokens"][$token] = time();
-	
-	$form_header = "<form action=\"{$tpl_article["fullurl"]}?comment\" method=\"post\" accept-charset=\"UTF-8\"><input type=\"hidden\" name=\"comment_token\" value=\"$token\" />";
-	
-	$previewbtn = $ste->evalbool(@$params["previewbtn"]) ? " <input type=\"submit\" name=\"preview_comment\" value=\"{$translation["comment_form_preview"]}\" />" : "";
-	
-	if($ste->evalbool(@$params["default"]))
-		$form_body = "<p>{$translation["comment_form_name"]}: <input type=\"text\" name=\"author_name\" value=\"" . htmlesc(@$_POST["author_name"]) . "\" /></p>
+    global $translation;
+    if(!isset($params["article"]))
+        throw new \ste\RuntimeException("Need parameter 'article' in ste:comment_form.");
+    $tpl_article = $ste->get_var_reference($params["article"], False);
+
+    if(isset($tpl_article["__obj"]))
+            $article = $tpl_article["__obj"];
+    else
+    {
+        try
+        {
+            $article = Article::by_id(@$tpl_article["id"]);
+        }
+        catch(DoesNotExistError $e)
+        {
+            return "";
+        }
+    }
+
+    if(!$article->allow_comments)
+        return "";
+
+    /* A token protects from double sending of the same form and is also a simple protection from stupid spambots. */
+    $token = uniqid("", True);
+    $_SESSION["ratatoeskr_comment_tokens"][$token] = time();
+
+    $form_header = "<form action=\"{$tpl_article["fullurl"]}?comment\" method=\"post\" accept-charset=\"UTF-8\"><input type=\"hidden\" name=\"comment_token\" value=\"$token\" />";
+
+    $previewbtn = $ste->evalbool(@$params["previewbtn"]) ? " <input type=\"submit\" name=\"preview_comment\" value=\"{$translation["comment_form_preview"]}\" />" : "";
+
+    if($ste->evalbool(@$params["default"]))
+        $form_body = "<p>{$translation["comment_form_name"]}: <input type=\"text\" name=\"author_name\" value=\"" . htmlesc(@$_POST["author_name"]) . "\" /></p>
 <p>{$translation["comment_form_mail"]}: <input type=\"text\" name=\"author_mail\" value=\"" . htmlesc(@$_POST["author_mail"]) . "\" /></p>
 <p>{$translation["comment_form_text"]}:<br /><textarea name=\"comment_text\" cols=\"50\" rows=\"10\">" . htmlesc(@$_POST["comment_text"]) . "</textarea></p>
 <p><input type=\"submit\" name=\"post_comment\" value=\"{$translation["comment_form_submit"]}\" />$previewbtn</p>";
-	else
-	{
-		$ste->vars["current"]["oldcomment"] = array(
-			"name" => @$_POST["author_name"],
-			"mail" => @$_POST["author_mail"],
-			"text" => @$_POST["comment_text"]
-		);
-		$form_body = $sub($ste);
-		unset($ste->vars["current"]["oldcomment"]);
-	}
-	
-	return "$form_header\n$form_body\n</form>";
+    else
+    {
+        $ste->vars["current"]["oldcomment"] = array(
+            "name" => @$_POST["author_name"],
+            "mail" => @$_POST["author_mail"],
+            "text" => @$_POST["comment_text"]
+        );
+        $form_body = $sub($ste);
+        unset($ste->vars["current"]["oldcomment"]);
+    }
+
+    return "$form_header\n$form_body\n</form>";
 });
 
 /*
  * STETags: Page control
  * These tags can create links to the previous/next page.
- * 
+ *
  * page_prev - Link to the previous page (if available).
  * page_next - Link to the next page (if available).
- * 
+ *
  * Parameters:
- * 	current - (mandatory) The current page number.
- * 	maxpage - (mandatory) How many pages in total?
- * 	default - (optional)  If not empty, a default localized link text will be used.
- * 
+ *  current - (mandatory) The current page number.
+ *  maxpage - (mandatory) How many pages in total?
+ *  default - (optional)  If not empty, a default localized link text will be used.
+ *
  * Tag Content:
- * 	The tag's content will be used as the link text.
- * 
+ *  The tag's content will be used as the link text.
+ *
  * Returns:
- * 	A Link to the previous / next page.
+ *  A Link to the previous / next page.
  */
 
 $ste->register_tag("page_prev", function($ste, $params, $sub)
 {
-	global $translation;
-	if(!isset($params["current"]))
-		throw new \ste\RuntimeException("Need parameter 'current' in ste:page_prev.");
-	if(!isset($params["maxpage"]))
-		throw new \ste\RuntimeException("Need parameter 'maxpage' in ste:page_prev.");
-	
-	if($params["current"] == 1)
-		return "";
-	
-	parse_str(parse_url($_SERVER["REQUEST_URI"], PHP_URL_QUERY), $query);
-	$query["page"] = $params["current"] - 1;
-	$url = $_SERVER["REDIRECT_URL"] . "?" . http_build_query($query);
-	return "<a href=\"" . htmlesc($url) . "\">" . (($ste->evalbool(@$params["default"])) ? $translation["page_prev"] : $sub($ste)) . "</a>";
+    global $translation;
+    if(!isset($params["current"]))
+        throw new \ste\RuntimeException("Need parameter 'current' in ste:page_prev.");
+    if(!isset($params["maxpage"]))
+        throw new \ste\RuntimeException("Need parameter 'maxpage' in ste:page_prev.");
+
+    if($params["current"] == 1)
+        return "";
+
+    parse_str(parse_url($_SERVER["REQUEST_URI"], PHP_URL_QUERY), $query);
+    $query["page"] = $params["current"] - 1;
+    $url = $_SERVER["REDIRECT_URL"] . "?" . http_build_query($query);
+    return "<a href=\"" . htmlesc($url) . "\">" . (($ste->evalbool(@$params["default"])) ? $translation["page_prev"] : $sub($ste)) . "</a>";
 });
 
 $ste->register_tag("page_next", function($ste, $params, $sub)
 {
-	global $translation;
-	if(!isset($params["current"]))
-		throw new \ste\RuntimeException("Need parameter 'current' in ste:page_next.");
-	if(!isset($params["maxpage"]))
-		throw new \ste\RuntimeException("Need parameter 'maxpage' in ste:page_next.");
-	
-	if($params["current"] == $params["maxpage"])
-		return "";
-	
-	parse_str(parse_url($_SERVER["REQUEST_URI"], PHP_URL_QUERY), $query);
-	$query["page"] = $params["current"] + 1;
-	$url = $_SERVER["REDIRECT_URL"] . "?" . http_build_query($query);
-	return "<a href=\"" . htmlesc($url) . "\">" . (($ste->evalbool(@$params["default"])) ? $translation["page_next"] : $sub($ste)) . "</a>";
+    global $translation;
+    if(!isset($params["current"]))
+        throw new \ste\RuntimeException("Need parameter 'current' in ste:page_next.");
+    if(!isset($params["maxpage"]))
+        throw new \ste\RuntimeException("Need parameter 'maxpage' in ste:page_next.");
+
+    if($params["current"] == $params["maxpage"])
+        return "";
+
+    parse_str(parse_url($_SERVER["REQUEST_URI"], PHP_URL_QUERY), $query);
+    $query["page"] = $params["current"] + 1;
+    $url = $_SERVER["REDIRECT_URL"] . "?" . http_build_query($query);
+    return "<a href=\"" . htmlesc($url) . "\">" . (($ste->evalbool(@$params["default"])) ? $translation["page_next"] : $sub($ste)) . "</a>";
 });
 
 /*
  * STETag: languages
  * List all languages available in the current context.
- * 
+ *
  * Parameters:
- * 	var - (mandatory) The name of the variable, where the current language information should be stored at.
- * 
+ *  var - (mandatory) The name of the variable, where the current language information should be stored at.
+ *
  * Sub-fields of var:
- * 	short    - 2 letter code of language
- * 	fullname - The full name of the language
- * 	url      - URL to the current page in this language
+ *  short    - 2 letter code of language
+ *  fullname - The full name of the language
+ *  url      - URL to the current page in this language
  *
  * Tag Content:
- * 	The tag's content will be executed for every language. The current language will be written to the variable specified by the var parameter before.
- * 
+ *  The tag's content will be executed for every language. The current language will be written to the variable specified by the var parameter before.
+ *
  * Returns:
- * 	All results from the tag content.
+ *  All results from the tag content.
  */
 $ste->register_tag("languages", function($ste, $params, $sub)
 {
-	global $languages, $ratatoeskr_settings, $rel_path_to_root;
-	
-	if(!isset($params["var"]))
-		throw new Exception("Need parameter 'var' in ste:languages.");
-	
-	$langs = array();
-	if(isset($ste->vars["current"]["article"]))
-	{
-		if(isset($ste->vars["current"]["article"]["__obj"]))
-			$article = $ste->vars["current"]["article"]["__obj"];
-		else
-		{
-			try
-			{
-				$article = Article::by_id($ste->vars["current"]["article"]["id"]);
-			}
-			catch(DoesNotExistError $e) {}
-		}
-		foreach($article->title as $lang => $_)
-			$langs[] = $lang;
-	}
-	else
-	{
-		
-		foreach($ratatoeskr_settings["languages"] as $lang)
-			$langs[] = $lang;
-	}
-	
-	$output = "";
-	foreach($langs as $lang)
-	{
-		$ste->set_var_by_name($params["var"], array(
-			"short"    => $lang,
-			"fullname" => htmlesc($languages[$lang]["language"]),
-			"url"      => htmlesc("$rel_path_to_root/$lang/" . implode("/", array_slice($ste->vars["current"]["url_fragments"], 1)))
-		));
-		$output .= $sub($ste);
-	}
-	return $output;
+    global $languages, $ratatoeskr_settings, $rel_path_to_root;
+
+    if(!isset($params["var"]))
+        throw new Exception("Need parameter 'var' in ste:languages.");
+
+    $langs = array();
+    if(isset($ste->vars["current"]["article"]))
+    {
+        if(isset($ste->vars["current"]["article"]["__obj"]))
+            $article = $ste->vars["current"]["article"]["__obj"];
+        else
+        {
+            try
+            {
+                $article = Article::by_id($ste->vars["current"]["article"]["id"]);
+            }
+            catch(DoesNotExistError $e) {}
+        }
+        foreach($article->title as $lang => $_)
+            $langs[] = $lang;
+    }
+    else
+    {
+
+        foreach($ratatoeskr_settings["languages"] as $lang)
+            $langs[] = $lang;
+    }
+
+    $output = "";
+    foreach($langs as $lang)
+    {
+        $ste->set_var_by_name($params["var"], array(
+            "short"    => $lang,
+            "fullname" => htmlesc($languages[$lang]["language"]),
+            "url"      => htmlesc("$rel_path_to_root/$lang/" . implode("/", array_slice($ste->vars["current"]["url_fragments"], 1)))
+        ));
+        $output .= $sub($ste);
+    }
+    return $output;
 });
 
 /*
  * STETag: styles_load
  * Load all current styles.
- * 
+ *
  * Parameters:
- * 	mode - (optional) Either "embed" or "link". Default: link
- * 
+ *  mode - (optional) Either "embed" or "link". Default: link
+ *
  * Returns:
- * 	The current styles (either linked or embedded)
+ *  The current styles (either linked or embedded)
  */
 $ste->register_tag("styles_load", function($ste, $params, $sub)
 {
-	global $rel_path_to_root;
-	if(isset($params["mode"]) and (($params["mode"] == "embed") or ($params["mode"] == "link")))
-		$mode = $params["mode"];
-	else
-		$mode = "link";
-	
-	if($mode == "embed")
-	{
-		$output = "";
-		if(isset($ste->vars["current"]["__style_objs"]))
-		{
-			foreach($ste->vars["current"]["__style_objs"] as $style)
-				$output .= "/* Style: {$style->name} */\n" . $style->code . "\n";
-		}
-		else
-		{
-			foreach($ste->vars["current"]["styles"] as $stylename)
-			{
-				try
-				{
-					$style = Style::by_name($stylename);
-					$output .= "/* Style: $stylename */\n" . str_replace("%root%", $rel_path_to_root, $style->code) . "\n";
-				}
-				catch(DoesNotExistError $e)
-				{
-					$output .= "/* Warning: Failed to load style: $stylename */\n";
-				}
-			}
-		}
-		$output = "<style type=\"text/css\">\n" . htmlesc($output) . "</style>";
-	}
-	else
-	{
-		$output = "";
-		foreach($ste->vars["current"]["styles"] as $stylename)
-			$output .= "<link rel=\"stylesheet\" type=\"text/css\" href=\"$rel_path_to_root/css.php?name=" . htmlesc($stylename) . "\" />\n";
-	}
-	return $output;
+    global $rel_path_to_root;
+    if(isset($params["mode"]) and (($params["mode"] == "embed") or ($params["mode"] == "link")))
+        $mode = $params["mode"];
+    else
+        $mode = "link";
+
+    if($mode == "embed")
+    {
+        $output = "";
+        if(isset($ste->vars["current"]["__style_objs"]))
+        {
+            foreach($ste->vars["current"]["__style_objs"] as $style)
+                $output .= "/* Style: {$style->name} */\n" . $style->code . "\n";
+        }
+        else
+        {
+            foreach($ste->vars["current"]["styles"] as $stylename)
+            {
+                try
+                {
+                    $style = Style::by_name($stylename);
+                    $output .= "/* Style: $stylename */\n" . str_replace("%root%", $rel_path_to_root, $style->code) . "\n";
+                }
+                catch(DoesNotExistError $e)
+                {
+                    $output .= "/* Warning: Failed to load style: $stylename */\n";
+                }
+            }
+        }
+        $output = "<style type=\"text/css\">\n" . htmlesc($output) . "</style>";
+    }
+    else
+    {
+        $output = "";
+        foreach($ste->vars["current"]["styles"] as $stylename)
+            $output .= "<link rel=\"stylesheet\" type=\"text/css\" href=\"$rel_path_to_root/css.php?name=" . htmlesc($stylename) . "\" />\n";
+    }
+    return $output;
 });
 
 /*
  * STETag: title
  * Generate a HTML title tag for your site.
- * 
+ *
  * Tag Content:
- * 	The name of your site.
- * 
+ *  The name of your site.
+ *
  * Returns:
- * 	A HTML title tag that describes the current (sub)page.
+ *  A HTML title tag that describes the current (sub)page.
  */
 $ste->register_tag("title", function($ste, $params, $sub)
 {
-	$pagetitle = $sub($ste);
-	if(isset($ste->vars["current"]["article"]))
-		return "<title>" . htmlesc($ste->vars["current"]["article"]["title"]) . " – $pagetitle" . "</title>";
-	if(isset($ste->vars["current"]["section"]))
-		return "<title>" . htmlesc($ste->vars["current"]["section"]["title"]) . " – $pagetitle" . "</title>";
-	return "<title>$pagetitle</title>";
+    $pagetitle = $sub($ste);
+    if(isset($ste->vars["current"]["article"]))
+        return "<title>" . htmlesc($ste->vars["current"]["article"]["title"]) . " – $pagetitle" . "</title>";
+    if(isset($ste->vars["current"]["section"]))
+        return "<title>" . htmlesc($ste->vars["current"]["section"]["title"]) . " – $pagetitle" . "</title>";
+    return "<title>$pagetitle</title>";
 });
 
 function make_on_anything_tag($field)
 {
-	return function($ste, $params, $sub) use ($field)
-	{
-		if($ste->evalbool(@$ste->vars["current"][$field]))
-		{
-			if(!empty($params["var"]))
-				$ste->set_var_by_name($params["var"], $ste->vars["current"][$field]);
-			return $sub($ste);
-		}
-	};
+    return function($ste, $params, $sub) use ($field)
+    {
+        if($ste->evalbool(@$ste->vars["current"][$field]))
+        {
+            if(!empty($params["var"]))
+                $ste->set_var_by_name($params["var"], $ste->vars["current"][$field]);
+            return $sub($ste);
+        }
+    };
 }
 
 /*
@@ -679,10 +679,10 @@ function make_on_anything_tag($field)
  * Execute tag content, if currently an article is requested.
  *
  * Parameters:
- * 	var - (optional) If set, the article will be stored in the variable with that name (see <article_transform_ste> for sub-fields).
+ *  var - (optional) If set, the article will be stored in the variable with that name (see <article_transform_ste> for sub-fields).
  *
  * Returns:
- * 	The executed tag content, if an article was requested.
+ *  The executed tag content, if an article was requested.
  */
 $ste->register_tag("on_article", make_on_anything_tag("article"));
 
@@ -691,10 +691,10 @@ $ste->register_tag("on_article", make_on_anything_tag("article"));
  * Execute tag content, if currently a tag is requested.
  *
  * Parameters:
- * 	var - (optional) If set, the tag will be stored in the variable with that name (see <tag_transform_ste> for sub-fields).
+ *  var - (optional) If set, the tag will be stored in the variable with that name (see <tag_transform_ste> for sub-fields).
  *
  * Returns:
- * 	The executed tag content, if a tag was requested.
+ *  The executed tag content, if a tag was requested.
  */
 $ste->register_tag("on_tag", make_on_anything_tag("tag"));
 
@@ -703,30 +703,30 @@ $ste->register_tag("on_tag", make_on_anything_tag("tag"));
  * Execute tag content, if currently a section is requested.
  *
  * Parameters:
- * 	var - (optional) If set, the section will be stored in the variable with that name (see <section_transform_ste> for sub-fields).
+ *  var - (optional) If set, the section will be stored in the variable with that name (see <section_transform_ste> for sub-fields).
  *
  * Returns:
- * 	The executed tag content, if a section was requested.
+ *  The executed tag content, if a section was requested.
  */
 $ste->register_tag("on_section", make_on_anything_tag("section"));
 
 /*
  * STEVar: $current
  * Holds information about the current page in the frontend (the part of the webpage, the visitor sees).
- * 
+ *
  * $current has these fields:
- * 	* article       - Only set if a single article is shown. Holds information about an article. (sub-fields are described at <article_transform_ste>).
- * 	* section       - Only set if a whole section is shown. Holds information about an section. (sub-fields are described at <section_transform_ste>).
- * 	* tag           - Only set if all articles with the same tag should be shown (pseudo section _tags). Holds information about a tag. (sub-fields are described at <tag_transform_ste>).
- * 	* page          - Which subpage is shown? Useful with <page_prev>, <page_next> and the page parameter of <articles_get>. Default: 1
- * 	* commented     - True, if the visitor has successfully written a comment.
- * 	* comment_fail  - If the user tried to comment, but the system rejected the comment, this will be set and will contain the error message.
- * 	* comment_prev  - If the user wanted to preview the article, this will be set and contain the HTML code of the comment.
- * 	* styles        - The styles, that should be loaded. You can also just use <styles_load>.
- * 	* url_fragments - Array of URL parts. Mainly used internally, so you *really* should not modify this one...
- * 	* oldcomment    - The data of the previously sent formular (subfields: name, mail, text). Only set inside the <comment_form> tag.
- * 	
- * 	Plugins might insert their own $current fields.
+ *  * article       - Only set if a single article is shown. Holds information about an article. (sub-fields are described at <article_transform_ste>).
+ *  * section       - Only set if a whole section is shown. Holds information about an section. (sub-fields are described at <section_transform_ste>).
+ *  * tag           - Only set if all articles with the same tag should be shown (pseudo section _tags). Holds information about a tag. (sub-fields are described at <tag_transform_ste>).
+ *  * page          - Which subpage is shown? Useful with <page_prev>, <page_next> and the page parameter of <articles_get>. Default: 1
+ *  * commented     - True, if the visitor has successfully written a comment.
+ *  * comment_fail  - If the user tried to comment, but the system rejected the comment, this will be set and will contain the error message.
+ *  * comment_prev  - If the user wanted to preview the article, this will be set and contain the HTML code of the comment.
+ *  * styles        - The styles, that should be loaded. You can also just use <styles_load>.
+ *  * url_fragments - Array of URL parts. Mainly used internally, so you *really* should not modify this one...
+ *  * oldcomment    - The data of the previously sent formular (subfields: name, mail, text). Only set inside the <comment_form> tag.
+ *
+ *  Plugins might insert their own $current fields.
  */
 
 /*
@@ -735,23 +735,23 @@ $ste->register_tag("on_section", make_on_anything_tag("section"));
  */
 
 $comment_validators = array(
-	function() /* Basic validator. Checks, if all mandatory fields are set and if the form token is okay. Also provides some stupid spambot protection...  */
-	{
-		global $translation;
-		if(empty($_POST["author_name"]))
-			throw new CommentRejected($translation["author_name_missing"]);
-		if(empty($_POST["author_mail"]))
-			throw new CommentRejected($translation["author_email_missing"]);
-		if(empty($_POST["comment_text"]))
-			throw new CommentRejected($translation["comment_text_missing"]);
-		if(!isset($_POST["comment_token"]))
-			throw new CommentRejected($translation["comment_form_invalid"]);
-		if(!isset($_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]]))
-			throw new CommentRejected($translation["comment_form_invalid"]);
-		if(time() - $_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]] < 10) /* Comment filled in in under 10 seconds? Most likely a spambot. */
-			throw new CommentRejected($translation["comment_too_fast"]);
-		unset($_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]]);
-	}
+    function() /* Basic validator. Checks, if all mandatory fields are set and if the form token is okay. Also provides some stupid spambot protection...  */
+    {
+        global $translation;
+        if(empty($_POST["author_name"]))
+            throw new CommentRejected($translation["author_name_missing"]);
+        if(empty($_POST["author_mail"]))
+            throw new CommentRejected($translation["author_email_missing"]);
+        if(empty($_POST["comment_text"]))
+            throw new CommentRejected($translation["comment_text_missing"]);
+        if(!isset($_POST["comment_token"]))
+            throw new CommentRejected($translation["comment_form_invalid"]);
+        if(!isset($_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]]))
+            throw new CommentRejected($translation["comment_form_invalid"]);
+        if(time() - $_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]] < 10) /* Comment filled in in under 10 seconds? Most likely a spambot. */
+            throw new CommentRejected($translation["comment_too_fast"]);
+        unset($_SESSION["ratatoeskr_comment_tokens"][$_POST["comment_token"]]);
+    }
 );
 
 $on_comment_store = array();
@@ -761,123 +761,123 @@ $on_comment_store = array();
  */
 function frontend_url_handler(&$data, $url_now, &$url_next)
 {
-	global $ste, $ratatoeskr_settings, $languages, $metasections, $comment_validators, $on_comment_store;
-	$path = array_merge(array($url_now), $url_next);
-	$url_next = array();
-	
-	/* If no language or an invalid language was given, fix it. */
-	if((count($path) == 0) or (!isset($languages[$path[0]])))
-	{
-		if(count($path > 0))
-			array_shift($path);
-		array_unshift($path, $ratatoeskr_settings["default_language"]);
-	}
-	
-	$ste->vars["current"]["url_fragments"] = $path;
-	
-	$lang = array_shift($path);
-	$ste->vars["language"] = $lang;
-	load_language($languages[$lang]["translation_exist"] ? $lang : "en"); /* English is always available */
-	
-	if(count($path) != 0)
-		$section_name = array_shift($path);
-	else
-		$section_name = NULL;
-	
-	if($section_name == "_tags")
-	{
-		try
-		{
-			$tag = Tag::by_name(array_shift($path));
-		}
-		catch(DoesNotExistError $e)
-		{
-			throw new NotFoundError();
-		}
-		$ste->vars["current"]["tag"] = tag_transform_ste($tag, $lang);
-	}
-	else
-	{
-		if($section_name === NULL)
-			$section = Section::by_id($ratatoeskr_settings["default_section"]);
-		else
-		{
-			try
-			{
-				$section = Section::by_name($section_name);
-			}
-			catch(DoesNotExistError $e)
-			{
-				throw new NotFoundError();
-			}
-		}
-		
-		if(count($path)== 0)
-			$ste->vars["current"]["section"] = section_transform_ste($section, $lang);
-		else
-		{
-			try
-			{
-				$article = Article::by_urlname(array_shift($path));
-			}
-			catch(DoesNotExistError $e)
-			{
-				throw new NotFoundError();
-			}
-			$ste->vars["current"]["article"] = article_transform_ste($article, $lang);
-			
-			if(isset($_GET["comment"]))
-			{
-				if(isset($_POST["preview_comment"]))
-					$ste->vars["current"]["comment_prev"] = Comment::htmlize_comment_text($_POST["comment_text"]);
-				else if(isset($_POST["post_comment"]))
-				{
-					$rejected = False;
-					try
-					{
-						foreach($comment_validators as $validator)
-							call_user_func($validator);
-					}
-					catch(CommentRejected $e)
-					{
-						$ste->vars["current"]["comment_fail"] = htmlesc($e->getMessage());
-						$rejected = True;
-					}
-					if(!$rejected)
-					{
-						$comment = Comment::create($article, $lang);
-						$comment->author_name = $_POST["author_name"];
-						$comment->author_mail = $_POST["author_mail"];
-						$comment->text        = $_POST["comment_text"];
-						$comment->save();
-						$ste->vars["current"]["commented"] = "Yes";
-						foreach($on_comment_store as $ocs_fx)
-							call_user_func($ocs_fx, $comment);
-					}
-				}
-			}
-		}
-	}
-	
-	$ste->vars["current"]["page"] = (isset($_GET["page"]) and is_numeric($_GET["page"])) ? $_GET["page"] : 1;
-	
-	if(!isset($section))
-		$section = Section::by_id($ratatoeskr_settings["default_section"]);
-	
-	foreach($section->get_styles() as $style)
-	{
-		$ste->vars["current"]["styles"][] = $style->name;
-		$ste->vars["current"]["__style_objs"][] = $style;
-	}
-	echo $ste->exectemplate("/usertemplates/" . $section->template);
+    global $ste, $ratatoeskr_settings, $languages, $metasections, $comment_validators, $on_comment_store;
+    $path = array_merge(array($url_now), $url_next);
+    $url_next = array();
+
+    /* If no language or an invalid language was given, fix it. */
+    if((count($path) == 0) or (!isset($languages[$path[0]])))
+    {
+        if(count($path > 0))
+            array_shift($path);
+        array_unshift($path, $ratatoeskr_settings["default_language"]);
+    }
+
+    $ste->vars["current"]["url_fragments"] = $path;
+
+    $lang = array_shift($path);
+    $ste->vars["language"] = $lang;
+    load_language($languages[$lang]["translation_exist"] ? $lang : "en"); /* English is always available */
+
+    if(count($path) != 0)
+        $section_name = array_shift($path);
+    else
+        $section_name = NULL;
+
+    if($section_name == "_tags")
+    {
+        try
+        {
+            $tag = Tag::by_name(array_shift($path));
+        }
+        catch(DoesNotExistError $e)
+        {
+            throw new NotFoundError();
+        }
+        $ste->vars["current"]["tag"] = tag_transform_ste($tag, $lang);
+    }
+    else
+    {
+        if($section_name === NULL)
+            $section = Section::by_id($ratatoeskr_settings["default_section"]);
+        else
+        {
+            try
+            {
+                $section = Section::by_name($section_name);
+            }
+            catch(DoesNotExistError $e)
+            {
+                throw new NotFoundError();
+            }
+        }
+
+        if(count($path)== 0)
+            $ste->vars["current"]["section"] = section_transform_ste($section, $lang);
+        else
+        {
+            try
+            {
+                $article = Article::by_urlname(array_shift($path));
+            }
+            catch(DoesNotExistError $e)
+            {
+                throw new NotFoundError();
+            }
+            $ste->vars["current"]["article"] = article_transform_ste($article, $lang);
+
+            if(isset($_GET["comment"]))
+            {
+                if(isset($_POST["preview_comment"]))
+                    $ste->vars["current"]["comment_prev"] = Comment::htmlize_comment_text($_POST["comment_text"]);
+                else if(isset($_POST["post_comment"]))
+                {
+                    $rejected = False;
+                    try
+                    {
+                        foreach($comment_validators as $validator)
+                            call_user_func($validator);
+                    }
+                    catch(CommentRejected $e)
+                    {
+                        $ste->vars["current"]["comment_fail"] = htmlesc($e->getMessage());
+                        $rejected = True;
+                    }
+                    if(!$rejected)
+                    {
+                        $comment = Comment::create($article, $lang);
+                        $comment->author_name = $_POST["author_name"];
+                        $comment->author_mail = $_POST["author_mail"];
+                        $comment->text        = $_POST["comment_text"];
+                        $comment->save();
+                        $ste->vars["current"]["commented"] = "Yes";
+                        foreach($on_comment_store as $ocs_fx)
+                            call_user_func($ocs_fx, $comment);
+                    }
+                }
+            }
+        }
+    }
+
+    $ste->vars["current"]["page"] = (isset($_GET["page"]) and is_numeric($_GET["page"])) ? $_GET["page"] : 1;
+
+    if(!isset($section))
+        $section = Section::by_id($ratatoeskr_settings["default_section"]);
+
+    foreach($section->get_styles() as $style)
+    {
+        $ste->vars["current"]["styles"][] = $style->name;
+        $ste->vars["current"]["__style_objs"][] = $style;
+    }
+    echo $ste->exectemplate("/usertemplates/" . $section->template);
 }
 
 /*
  * Class: CommentRejected
  * An Exeption a comment validator can throw, if the validation failed.
- * 
+ *
  * See Also:
- * 	<register_comment_validator>
+ *  <register_comment_validator>
  */
 class CommentRejected extends Exception {}