From f70ce4e9506a4b60f431a182a3016a5ac3a0c382 Mon Sep 17 00:00:00 2001
From: Kanti <git@kanti.de>
Date: Tue, 29 Jul 2014 17:44:13 +0200
Subject: [PATCH] clean up the cache functions

---
 system/includes/functions.php | 2707 +++++++++++++++++++----------------------
 1 file changed, 1266 insertions(+), 1441 deletions(-)

diff --git a/system/includes/functions.php b/system/includes/functions.php
index 1ed6b1d..7595454 100644
--- a/system/includes/functions.php
+++ b/system/includes/functions.php
@@ -9,960 +9,840 @@ use \Suin\RSSWriter\Channel;
 use \Suin\RSSWriter\Item;
 
 // Get blog post path. Unsorted. Mostly used on widget.
-function get_post_unsorted(){
-
-	static $_unsorted = array();
-	
-	if(empty($_unsorted)){
-	
-		$url = 'cache/index/index-unsorted.txt';
-		if (file_exists($url)) {
-			$_unsorted = unserialize(file_get_contents($url));
-		}
-		else {
-			rebuilt_cache('all');
-			$_unsorted = unserialize(file_get_contents($url));
-		}
-		
-		if(empty($_unsorted)){
-			$_unsorted = glob('content/*/blog/*.md', GLOB_NOSORT);
-		}
-		
-	}
-
-	return $_unsorted;
+function get_post_unsorted() {
+
+    static $_unsorted = array();
+
+    if (empty($_unsorted)) {
+
+        $url = 'cache/index/index-unsorted.txt';
+        if(! file_exists($url)) {
+            rebuilt_cache('all');
+        }
+        $_unsorted = unserialize(file_get_contents($url));
+    }
+    return $_unsorted;
 }
 
 // Get blog post with more info about the path. Sorted by filename.
-function get_post_sorted(){
-
-	static $_sorted = array();
-	
-	$url = 'cache/index/index-sorted.txt';
-	if (file_exists($url)) {
-		$_sorted = unserialize(file_get_contents($url));
-	}
-	else {
-		rebuilt_cache('all');
-		$_sorted = unserialize(file_get_contents($url));
-	}
-
-	if(empty($_sorted)){
-	
-		$url = 'cache/index/index-sorted.txt';
-		if (file_exists($url)) {
-			$_sorted = unserialize(file_get_contents($url));
-		}
-		else {
-			rebuilt_cache('all');
-			$_sorted = unserialize(file_get_contents($url));
-		}
-		
-		if(empty($_sorted)){
-			$tmp = array();
-			$tmp = glob('content/*/blog/*.md', GLOB_NOSORT);
-			if (is_array($tmp)) {
-				foreach($tmp as $file) {
-					$_sorted[] = pathinfo($file);
-				}
-			}
-			usort($_sorted, "sortfile");
-		}
-	}
-
-	return $_sorted;
+function get_post_sorted() {
+
+    static $_sorted = array();
+
+    if (empty($_sorted)) {
+        $url = 'cache/index/index-sorted.txt';
+        if(! file_exists($url)) {
+            rebuilt_cache('all');
+        }
+        $_sorted = unserialize(file_get_contents($url));
+    }
+    return $_sorted;
 }
 
 // Get static page path. Unsorted. 
-function get_static_pages(){
-
-	static $_page = array();
-	
-	if(empty($_page)){
-		$url = 'cache/index/index-page.txt';
-		if (file_exists($url)) {
-			$_page = unserialize(file_get_contents($url));
-		}
-		else {
-			rebuilt_cache('all');
-			$_page = unserialize(file_get_contents($url));
-		}
-		
-		if(empty($_page)){
-			$_page = glob('content/static/*.md', GLOB_NOSORT);
-		}
-	}
-
-	return $_page;
+function get_static_pages() {
+
+    static $_page = array();
+
+    if (empty($_page)) {
+        $url = 'cache/index/index-page.txt';
+        if(! file_exists($url)) {
+            rebuilt_cache('all');
+        }
+        $_page = unserialize(file_get_contents($url));
+    }
+    return $_page;
 }
 
 // Get author bio path. Unsorted. 
-function get_author_names(){
-
-	static $_author = array();
-
-	if(empty($_author)){
-		$url = 'cache/index/index-author.txt';
-		if (file_exists($url)) {
-			$_author = unserialize(file_get_contents($url));
-		}
-		else {
-			rebuilt_cache('all');
-			$_author = unserialize(file_get_contents($url));
-		}
-		if(empty($_author)){
-			$_author = glob('content/*/author.md', GLOB_NOSORT);
-		}
-	}
-
-	return $_author;
+function get_author_names() {
+
+    static $_author = array();
+
+    if (empty($_author)) {
+        $url = 'cache/index/index-author.txt';
+        if(! file_exists($url)) {
+            rebuilt_cache('all');
+        }
+        $_author = unserialize(file_get_contents($url));
+    }
+
+    return $_author;
 }
 
 // Get backup file. 
-function get_zip_files(){
+function get_zip_files() {
 
-	static $_zip = array();
+    static $_zip = array();
 
-	if(empty($_zip)){
+    if (empty($_zip)) {
 
-		// Get the names of all the
-		// zip files.
+        // Get the names of all the
+        // zip files.
 
-		$_zip = glob('backup/*.zip');
-	}
+        $_zip = glob('backup/*.zip');
+    }
 
-	return $_zip;
+    return $_zip;
 }
 
 // usort function. Sort by filename.
 function sortfile($a, $b) {
-	return $a['filename'] == $b['filename'] ? 0 : ( $a['filename'] < $b['filename'] ) ? 1 : -1;
+    return $a['filename'] == $b['filename'] ? 0 : ( $a['filename'] < $b['filename'] ) ? 1 : -1;
 }
 
 // usort function. Sort by date.
 function sortdate($a, $b) {
-	return $a->date == $b->date ? 0 : ( $a->date < $b->date ) ? 1 : -1;
+    return $a->date == $b->date ? 0 : ( $a->date < $b->date ) ? 1 : -1;
 }
 
 // Rebuilt cache index
 function rebuilt_cache($type) {
 
-	$dir = 'cache/index';
-	$posts_cache_sorted = array();
-	$posts_cache_unsorted = array();
-	$page_cache = array();
-	$author_cache = array();
-	
-	if(is_dir($dir) === false) {
-		mkdir($dir, 0777, true);
-	}
-	
-	if($type === 'posts') {
-		$posts_cache_unsorted = glob('content/*/blog/*.md', GLOB_NOSORT);
-		$string = serialize($posts_cache_unsorted);
-		file_put_contents('cache/index/index-unsorted.txt', print_r($string, true));
-
-		$tmp= array();
-		$tmp = glob('content/*/blog/*.md', GLOB_NOSORT);
-		
-		if (is_array($tmp)) {
-			foreach($tmp as $file) {
-				$posts_cache_sorted[] = pathinfo($file);
-			}
-		}
-		usort($posts_cache_sorted, "sortfile");
-		$string = serialize($posts_cache_sorted);
-		file_put_contents('cache/index/index-sorted.txt', print_r($string, true));
-		
-	}
-	
-	elseif ($type === 'page') {
-	
-		$page_cache = glob('content/static/*.md', GLOB_NOSORT);
-		$string = serialize($page_cache);
-		file_put_contents('cache/index/index-page.txt', print_r($string, true));
-		
-	}
-	
-	elseif ($type === 'author') {
-	
-		$author_cache = glob('content/*/author.md', GLOB_NOSORT);
-		$string = serialize($author_cache);
-		file_put_contents('cache/index/index-author.txt', print_r($string, true));
-	
-	}
-	
-	elseif ($type === 'all') {
-	
-		$posts_cache_unsorted = glob('content/*/blog/*.md', GLOB_NOSORT);
-		$string = serialize($posts_cache_unsorted);
-		file_put_contents('cache/index/index-unsorted.txt', print_r($string, true));
-		
-		$tmp= array();
-		$tmp = glob('content/*/blog/*.md', GLOB_NOSORT);
-		if (is_array($tmp)) {
-			foreach($tmp as $file) {
-				$posts_cache_sorted[] = pathinfo($file);
-			}
-		}
-		usort($posts_cache_sorted, "sortfile");
-		$string = serialize($posts_cache_sorted);
-		file_put_contents('cache/index/index-sorted.txt', print_r($string, true));
-		
-		$page_cache = glob('content/static/*.md', GLOB_NOSORT);
-		$string = serialize($page_cache);
-		file_put_contents('cache/index/index-page.txt', print_r($string, true));
-		
-		$author_cache = glob('content/*/author.md', GLOB_NOSORT);
-		$string = serialize($author_cache);
-		file_put_contents('cache/index/index-author.txt', print_r($string, true));
-		
-	}
+    $dir = 'cache/index';
+    $posts_cache_sorted = array();
+    $posts_cache_unsorted = array();
+    $page_cache = array();
+    $author_cache = array();
+
+    if (is_dir($dir) === false) {
+        mkdir($dir, 0777, true);
+    }
+
+    if ($type === 'posts') {
+        $posts_cache_unsorted = glob('content/*/blog/*.md', GLOB_NOSORT);
+        $string = serialize($posts_cache_unsorted);
+        file_put_contents('cache/index/index-unsorted.txt', print_r($string, true));
+
+        $tmp = array();
+        $tmp = glob('content/*/blog/*.md', GLOB_NOSORT);
+
+        if (is_array($tmp)) {
+            foreach ($tmp as $file) {
+                $posts_cache_sorted[] = pathinfo($file);
+            }
+        }
+        usort($posts_cache_sorted, "sortfile");
+        $string = serialize($posts_cache_sorted);
+        file_put_contents('cache/index/index-sorted.txt', print_r($string, true));
+    } elseif ($type === 'page') {
+
+        $page_cache = glob('content/static/*.md', GLOB_NOSORT);
+        $string = serialize($page_cache);
+        file_put_contents('cache/index/index-page.txt', print_r($string, true));
+    } elseif ($type === 'author') {
+
+        $author_cache = glob('content/*/author.md', GLOB_NOSORT);
+        $string = serialize($author_cache);
+        file_put_contents('cache/index/index-author.txt', print_r($string, true));
+    } elseif ($type === 'all') {
+        rebuilt_cache('posts');
+        rebuilt_cache('page');
+        rebuilt_cache('author');
+    }
 }
 
 // Return blog posts. 
-function get_posts($posts, $page = 1, $perpage = 0){
-		
-	if(empty($posts)) {
-		$posts = get_post_sorted();
-	}
-	
-	$tmp = array();
-	
-	// Extract a specific page with results
-	$posts = array_slice($posts, ($page-1) * $perpage, $perpage);
-	
-	foreach($posts as $index => $v){
-
-		$post = new stdClass;
-		
-		$filepath = $v['dirname'] . '/' . $v['basename'];
-
-		// Extract the date
-		$arr = explode('_', $filepath);
-		
-		// Replaced string
-		$replaced = substr($arr[0], 0,strrpos($arr[0], '/')) . '/';
-		
-		// Author string
-		$str = explode('/', $replaced);
-		$author = $str[count($str)-3];
-		
-		// The post author + author url
-		$post->author = $author;
-		$post->authorurl = site_url() . 'author/' .  $author;
-		
-		$dt = str_replace($replaced,'',$arr[0]);
-		$t = str_replace('-', '', $dt);
-		$time = new DateTime($t);
-		$timestamp= $time->format("Y-m-d H:i:s");
-		
-		// The post date
-		$post->date = strtotime($timestamp);
-		
-		// The archive per day
-		$post->archive = site_url(). 'archive/' . date('Y-m', $post->date) ;
-
-		// The post URL
-		$post->url = site_url().date('Y/m', $post->date).'/'.str_replace('.md','',$arr[2]);
-		
-		$tag = array();
-		$url = array();
-		$bc = array();
-		
-		$t = explode(',', $arr[1]);
-		foreach($t as $tt) {
-			$tag[] = array($tt, site_url(). 'tag/' . $tt);
-		}
-		
-		foreach($tag as $a) {
-			$url[] = '<span><a href="' .  $a[1] . '">'. $a[0] .'</a></span>';
-			$bc[] = '<span typeof="v:Breadcrumb"><a property="v:title" rel="v:url" href="' .  $a[1] . '">'. $a[0] .'</a></span>';
-		}
-		
-		$post->tag = implode(', ', $url);
-		
-		$post->tagb = implode(' » ', $bc);
-		
-		$post->file = $filepath;
-
-		// Get the contents and convert it to HTML
-		$content = MarkdownExtra::defaultTransform(file_get_contents($filepath));
-
-		// Extract the title and body
-		$arr = explode('t-->', $content);
-		if(isset($arr[1])) {
-			$title = str_replace('<!--t','',$arr[0]);
-			$title = rtrim(ltrim($title, ' '), ' ');	
-			$post->title = $title;
-			$post->body = $arr[1];
-		}
-		else {
-			$post->title = 'Untitled: ' . date('l jS \of F Y', $post->date);
-			$post->body = $arr[0];
-		}
-
-		$tmp[] = $post;
-	}
-
-	return $tmp;
+function get_posts($posts, $page = 1, $perpage = 0) {
+
+    if (empty($posts)) {
+        $posts = get_post_sorted();
+    }
+
+    $tmp = array();
+
+    // Extract a specific page with results
+    $posts = array_slice($posts, ($page - 1) * $perpage, $perpage);
+
+    foreach ($posts as $index => $v) {
+
+        $post = new stdClass;
+
+        $filepath = $v['dirname'] . '/' . $v['basename'];
+
+        // Extract the date
+        $arr = explode('_', $filepath);
+
+        // Replaced string
+        $replaced = substr($arr[0], 0, strrpos($arr[0], '/')) . '/';
+
+        // Author string
+        $str = explode('/', $replaced);
+        $author = $str[count($str) - 3];
+
+        // The post author + author url
+        $post->author = $author;
+        $post->authorurl = site_url() . 'author/' . $author;
+
+        $dt = str_replace($replaced, '', $arr[0]);
+        $t = str_replace('-', '', $dt);
+        $time = new DateTime($t);
+        $timestamp = $time->format("Y-m-d H:i:s");
+
+        // The post date
+        $post->date = strtotime($timestamp);
+
+        // The archive per day
+        $post->archive = site_url() . 'archive/' . date('Y-m', $post->date);
+
+        // The post URL
+        $post->url = site_url() . date('Y/m', $post->date) . '/' . str_replace('.md', '', $arr[2]);
+
+        $tag = array();
+        $url = array();
+        $bc = array();
+
+        $t = explode(',', $arr[1]);
+        foreach ($t as $tt) {
+            $tag[] = array($tt, site_url() . 'tag/' . $tt);
+        }
+
+        foreach ($tag as $a) {
+            $url[] = '<span><a href="' . $a[1] . '">' . $a[0] . '</a></span>';
+            $bc[] = '<span typeof="v:Breadcrumb"><a property="v:title" rel="v:url" href="' . $a[1] . '">' . $a[0] . '</a></span>';
+        }
+
+        $post->tag = implode(', ', $url);
+
+        $post->tagb = implode(' » ', $bc);
+
+        $post->file = $filepath;
+
+        // Get the contents and convert it to HTML
+        $content = MarkdownExtra::defaultTransform(file_get_contents($filepath));
+
+        // Extract the title and body
+        $arr = explode('t-->', $content);
+        if (isset($arr[1])) {
+            $title = str_replace('<!--t', '', $arr[0]);
+            $title = rtrim(ltrim($title, ' '), ' ');
+            $post->title = $title;
+            $post->body = $arr[1];
+        } else {
+            $post->title = 'Untitled: ' . date('l jS \of F Y', $post->date);
+            $post->body = $arr[0];
+        }
+
+        $tmp[] = $post;
+    }
+
+    return $tmp;
 }
 
 // Find post by year, month and name, previous, and next.
-function find_post($year, $month, $name){
-
-	$posts = get_post_sorted();
-	
-	foreach ($posts as $index => $v) {
-		$url = $v['basename'];
-		if( strpos($url, "$year-$month") !== false && strpos($url, $name.'.md') !== false){
-		
-			// Use the get_posts method to return
-			// a properly parsed object
-
-			$ar = get_posts($posts, $index+1,1);
-			$nx = get_posts($posts, $index,1);
-			$pr = get_posts($posts, $index+2,1);
-			
-			if ($index == 0) {
-				if(isset($pr[0])) {
-					return array(
-						'current'=> $ar[0],
-						'prev'=> $pr[0]
-					);
-				}
-				else {
-					return array(
-						'current'=> $ar[0],
-						'prev'=> null
-					);
-				}
-			}
-			elseif (count($posts) == $index+1) {
-				return array(
-					'current'=> $ar[0],
-					'next'=> $nx[0]
-				);
-			}
-			else {
-				return array(
-					'current'=> $ar[0],
-					'next'=> $nx[0],
-					'prev'=> $pr[0]
-				);
-			}
-		
-		}
-	}
+function find_post($year, $month, $name) {
+
+    $posts = get_post_sorted();
+
+    foreach ($posts as $index => $v) {
+        $url = $v['basename'];
+        if (strpos($url, "$year-$month") !== false && strpos($url, $name . '.md') !== false) {
+
+            // Use the get_posts method to return
+            // a properly parsed object
+
+            $ar = get_posts($posts, $index + 1, 1);
+            $nx = get_posts($posts, $index, 1);
+            $pr = get_posts($posts, $index + 2, 1);
+
+            if ($index == 0) {
+                if (isset($pr[0])) {
+                    return array(
+                        'current' => $ar[0],
+                        'prev' => $pr[0]
+                    );
+                } else {
+                    return array(
+                        'current' => $ar[0],
+                        'prev' => null
+                    );
+                }
+            } elseif (count($posts) == $index + 1) {
+                return array(
+                    'current' => $ar[0],
+                    'next' => $nx[0]
+                );
+            } else {
+                return array(
+                    'current' => $ar[0],
+                    'next' => $nx[0],
+                    'prev' => $pr[0]
+                );
+            }
+        }
+    }
 }
 
 // Return tag page.
-function get_tag($tag, $page, $perpage, $random){
-
-	$posts = get_post_sorted();
-	
-	if($random === true) {
-		shuffle($posts);
-	}
-	
-	$tmp = array();
-	
-	foreach ($posts as $index => $v) {
-		$url = $v['filename'];
-		$str = explode('_', $url);
-		$mtag = explode(',', $str[1]);
-		$etag = explode(',', $tag);
-		foreach ($mtag as $t) {
-			foreach ($etag as $e) {
-				$e = trim($e);
-				if($t === $e){
-					$tmp[] = $v;
-				}
-			}
-		}
-	}
-	
-	if(empty($tmp)) {
-		not_found();
-	}
-	
-	$tmp = array_unique($tmp, SORT_REGULAR);
-	
-	return $tmp = get_posts($tmp, $page, $perpage);
-	
+function get_tag($tag, $page, $perpage, $random) {
+
+    $posts = get_post_sorted();
+
+    if ($random === true) {
+        shuffle($posts);
+    }
+
+    $tmp = array();
+
+    foreach ($posts as $index => $v) {
+        $url = $v['filename'];
+        $str = explode('_', $url);
+        $mtag = explode(',', $str[1]);
+        $etag = explode(',', $tag);
+        foreach ($mtag as $t) {
+            foreach ($etag as $e) {
+                $e = trim($e);
+                if ($t === $e) {
+                    $tmp[] = $v;
+                }
+            }
+        }
+    }
+
+    if (empty($tmp)) {
+        not_found();
+    }
+
+    $tmp = array_unique($tmp, SORT_REGULAR);
+
+    return $tmp = get_posts($tmp, $page, $perpage);
 }
 
 // Return archive page.
-function get_archive($req, $page, $perpage){
-
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	foreach ($posts as $index => $v) {
-		$url = $v['filename'];
-		$str = explode('_', $url);
-		if( strpos($str[0], "$req") !== false ){
-			$tmp[] = $v;
-		}
-	}
-	
-	if(empty($tmp)) {
-		not_found();
-	}
-	
-	return $tmp = get_posts($tmp, $page, $perpage);
-	
+function get_archive($req, $page, $perpage) {
+
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    foreach ($posts as $index => $v) {
+        $url = $v['filename'];
+        $str = explode('_', $url);
+        if (strpos($str[0], "$req") !== false) {
+            $tmp[] = $v;
+        }
+    }
+
+    if (empty($tmp)) {
+        not_found();
+    }
+
+    return $tmp = get_posts($tmp, $page, $perpage);
 }
 
 // Return posts list on profile.
-function get_profile($profile, $page, $perpage){
-
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	foreach ($posts as $index => $v) {
-		$url = $v['dirname'];
-		$str = explode('/', $url);
-		$author = $str[count($str)-2];
-		if($profile === $author){
-			$tmp[] = $v;
-		}
-	}
-	
-	if(empty($tmp)) {
-		return;	
-	}
-	
-	return $tmp = get_posts($tmp, $page, $perpage);
-	
+function get_profile($profile, $page, $perpage) {
+
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    foreach ($posts as $index => $v) {
+        $url = $v['dirname'];
+        $str = explode('/', $url);
+        $author = $str[count($str) - 2];
+        if ($profile === $author) {
+            $tmp[] = $v;
+        }
+    }
+
+    if (empty($tmp)) {
+        return;
+    }
+
+    return $tmp = get_posts($tmp, $page, $perpage);
 }
 
 // Return author bio.
-function get_bio($author){
-
-	$names = get_author_names();
-	
-	$username = 'config/users/' . $author . '.ini';
-	
-	$tmp = array();
-	
-	if(!empty($names)) {
-	
-		foreach($names as $index => $v){
-			$post = new stdClass;
-			
-			// Replaced string
-			$replaced = substr($v, 0,strrpos($v, '/')) . '/';
-			
-			// Author string
-			$str = explode('/', $replaced);
-			$profile = $str[count($str)-2];
-			
-			if($author === $profile){
-				// Profile URL
-				$url = str_replace($replaced,'',$v);
-				$post->url = site_url() . 'author/' . $profile;
-				
-				// Get the contents and convert it to HTML
-				$content = MarkdownExtra::defaultTransform(file_get_contents($v));
-	
-				// Extract the title and body
-				$arr = explode('t-->', $content);
-				if(isset($arr[1])) {		
-					$title = str_replace('<!--t','',$arr[0]);
-					$title = rtrim(ltrim($title, ' '), ' ');		
-					$post->title = $title;
-					$post->body = $arr[1];
-				}
-				else {
-					$post->title = $author;
-					$post->body = $arr[0];
-				}
-	
-				$tmp[] = $post;
-			}
-		}
-	}
-	
-	if(!empty($tmp) || file_exists($username)) {
-		return $tmp;
-	}
-	else {
-		not_found();
-	}
-	
+function get_bio($author) {
+
+    $names = get_author_names();
+
+    $username = 'config/users/' . $author . '.ini';
+
+    $tmp = array();
+
+    if (!empty($names)) {
+
+        foreach ($names as $index => $v) {
+            $post = new stdClass;
+
+            // Replaced string
+            $replaced = substr($v, 0, strrpos($v, '/')) . '/';
+
+            // Author string
+            $str = explode('/', $replaced);
+            $profile = $str[count($str) - 2];
+
+            if ($author === $profile) {
+                // Profile URL
+                $url = str_replace($replaced, '', $v);
+                $post->url = site_url() . 'author/' . $profile;
+
+                // Get the contents and convert it to HTML
+                $content = MarkdownExtra::defaultTransform(file_get_contents($v));
+
+                // Extract the title and body
+                $arr = explode('t-->', $content);
+                if (isset($arr[1])) {
+                    $title = str_replace('<!--t', '', $arr[0]);
+                    $title = rtrim(ltrim($title, ' '), ' ');
+                    $post->title = $title;
+                    $post->body = $arr[1];
+                } else {
+                    $post->title = $author;
+                    $post->body = $arr[0];
+                }
+
+                $tmp[] = $post;
+            }
+        }
+    }
+
+    if (!empty($tmp) || file_exists($username)) {
+        return $tmp;
+    } else {
+        not_found();
+    }
 }
 
 function default_profile($author) {
 
-	$tmp = array();
-	$profile = new stdClass;
-	
-	$profile->title = $author;
-	$profile->body = '<p>Just another HTMLy user.</p>';
-	
-	return $tmp[] = $profile;
-	
+    $tmp = array();
+    $profile = new stdClass;
+
+    $profile->title = $author;
+    $profile->body = '<p>Just another HTMLy user.</p>';
+
+    return $tmp[] = $profile;
 }
 
 // Return static page.
-function get_static_post($static){
-
-	$posts = get_static_pages();
-	
-	$tmp = array();
-
-	if(!empty($posts)) {
-
-		foreach($posts as $index => $v){
-			if(strpos($v, $static.'.md') !== false){
-			
-				$post = new stdClass;
-				
-				// Replaced string
-				$replaced = substr($v, 0, strrpos($v, '/')) . '/';
-				
-				// The static page URL
-				$url = str_replace($replaced,'',$v);
-				$post->url = site_url() . str_replace('.md','',$url);
-				
-				$post->file = $v;
-				
-				// Get the contents and convert it to HTML
-				$content = MarkdownExtra::defaultTransform(file_get_contents($v));
-
-				// Extract the title and body
-				$arr = explode('t-->', $content);
-				if(isset($arr[1])) {
-					$title = str_replace('<!--t','',$arr[0]);
-					$title = rtrim(ltrim($title, ' '), ' ');		
-					$post->title = $title;
-					$post->body = $arr[1];
-				}
-				else {
-					$post->title = $static;
-					$post->body = $arr[0];
-				}
-
-				$tmp[] = $post;
-				
-			}
-		}
-	
-	}
-	
-	return $tmp;
-	
+function get_static_post($static) {
+
+    $posts = get_static_pages();
+
+    $tmp = array();
+
+    if (!empty($posts)) {
+
+        foreach ($posts as $index => $v) {
+            if (strpos($v, $static . '.md') !== false) {
+
+                $post = new stdClass;
+
+                // Replaced string
+                $replaced = substr($v, 0, strrpos($v, '/')) . '/';
+
+                // The static page URL
+                $url = str_replace($replaced, '', $v);
+                $post->url = site_url() . str_replace('.md', '', $url);
+
+                $post->file = $v;
+
+                // Get the contents and convert it to HTML
+                $content = MarkdownExtra::defaultTransform(file_get_contents($v));
+
+                // Extract the title and body
+                $arr = explode('t-->', $content);
+                if (isset($arr[1])) {
+                    $title = str_replace('<!--t', '', $arr[0]);
+                    $title = rtrim(ltrim($title, ' '), ' ');
+                    $post->title = $title;
+                    $post->body = $arr[1];
+                } else {
+                    $post->title = $static;
+                    $post->body = $arr[0];
+                }
+
+                $tmp[] = $post;
+            }
+        }
+    }
+
+    return $tmp;
 }
 
 // Return search page.
-function get_keyword($keyword, $page, $perpage){
-
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	$words = explode(' ', $keyword);
-	
-	foreach ($posts as $index => $v) {
-		$arr = explode('_', $v['filename']);
-		$filter = $arr[1] .' '. $arr[2];
-		foreach($words as $word) {
-			if(stripos($filter, $word) !== false) {
-				$tmp[] = $v;
-			}
-		}
-	}
-	
-	if(empty($tmp)) {
-		// a non-existing page
-		render('404-search', null, false);
-		die;
-	}
-	
-	return $tmp = get_posts($tmp, $page, $perpage);
-		
+function get_keyword($keyword, $page, $perpage) {
+
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    $words = explode(' ', $keyword);
+
+    foreach ($posts as $index => $v) {
+        $arr = explode('_', $v['filename']);
+        $filter = $arr[1] . ' ' . $arr[2];
+        foreach ($words as $word) {
+            if (stripos($filter, $word) !== false) {
+                $tmp[] = $v;
+            }
+        }
+    }
+
+    if (empty($tmp)) {
+        // a non-existing page
+        render('404-search', null, false);
+        die;
+    }
+
+    return $tmp = get_posts($tmp, $page, $perpage);
 }
 
 // Get related posts base on post tag.
 function get_related($tag) {
-	$perpage = config('related.count');
-	$posts = get_tag(strip_tags($tag), 1, $perpage+1, true);
-	$tmp = array();
-	$req = urldecode($_SERVER['REQUEST_URI']);
-
-	foreach ($posts as $post) {
-		$url = $post->url;
-		if( strpos($url, $req) === false){
-			$tmp[] = $post;
-		}
-	}
-	
-	$total = count($tmp);
-	
-	if($total >= 1) {
-		
-		$i = 1;
-		echo '<div class="related"><h4>Related posts</h4><ul>';
-		foreach ($tmp as $post) {
-			echo '<li><a href="' . $post->url . '">' . $post->title . '</a></li>';
-			if ($i++ >= $perpage) break;
-		}
-		echo '</ul></div>';
-	}
-	
+    $perpage = config('related.count');
+    $posts = get_tag(strip_tags($tag), 1, $perpage + 1, true);
+    $tmp = array();
+    $req = urldecode($_SERVER['REQUEST_URI']);
+
+    foreach ($posts as $post) {
+        $url = $post->url;
+        if (strpos($url, $req) === false) {
+            $tmp[] = $post;
+        }
+    }
+
+    $total = count($tmp);
+
+    if ($total >= 1) {
+
+        $i = 1;
+        echo '<div class="related"><h4>Related posts</h4><ul>';
+        foreach ($tmp as $post) {
+            echo '<li><a href="' . $post->url . '">' . $post->title . '</a></li>';
+            if ($i++ >= $perpage)
+                break;
+        }
+        echo '</ul></div>';
+    }
 }
 
 // Return post count. Matching $var and $str provided.
 function get_count($var, $str) {
 
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	foreach ($posts as $index => $v) {
-		$url = $v[$str];
-		if( strpos($url, "$var") !== false){
-			$tmp[] = $v;
-		}
-	}
-	
-	return count($tmp);
-	
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    foreach ($posts as $index => $v) {
+        $url = $v[$str];
+        if (strpos($url, "$var") !== false) {
+            $tmp[] = $v;
+        }
+    }
+
+    return count($tmp);
 }
 
 // Return seaarch result count
 function keyword_count($keyword) {
 
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	$words = explode(' ', $keyword);
-	
-	foreach ($posts as $index => $v) {
-		$arr = explode('_', $v['filename']);
-		$filter = $arr[1] .' '. $arr[2];
-		foreach($words as $word) {
-			if(strpos($filter, strtolower($word)) !== false) {
-				$tmp[] = $v;
-			}
-		}
-	}
-	
-	$tmp = array_unique($tmp, SORT_REGULAR);
-	
-	return count($tmp);
-	
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    $words = explode(' ', $keyword);
+
+    foreach ($posts as $index => $v) {
+        $arr = explode('_', $v['filename']);
+        $filter = $arr[1] . ' ' . $arr[2];
+        foreach ($words as $word) {
+            if (strpos($filter, strtolower($word)) !== false) {
+                $tmp[] = $v;
+            }
+        }
+    }
+
+    $tmp = array_unique($tmp, SORT_REGULAR);
+
+    return count($tmp);
 }
 
 // Return an archive list, categorized by year and month.
 function archive_list() {
 
-	$posts = get_post_unsorted();
-	$by_year = array();
-	$col = array();
-	
-	if(!empty($posts)) {
-	
-		foreach($posts as $index => $v){
-		
-			$arr = explode('_', $v);
-			
-			// Replaced string
-			$str = $arr[0];
-			$replaced = substr($str, 0,strrpos($str, '/')) . '/';
-			
-			$date = str_replace($replaced,'',$arr[0]);
-			$data = explode('-', $date);
-			$col[] = $data;
-			
-		}
-		
-		foreach ($col as $row){
-		
-			$y = $row['0'];
-			$m = $row['1'];
-			$by_year[$y][] = $m;
-
-		}
-		
-		# Most recent year first
-		krsort($by_year);
-		# Iterate for display
-		$script = <<<EOF
+    $posts = get_post_unsorted();
+    $by_year = array();
+    $col = array();
+
+    if (!empty($posts)) {
+
+        foreach ($posts as $index => $v) {
+
+            $arr = explode('_', $v);
+
+            // Replaced string
+            $str = $arr[0];
+            $replaced = substr($str, 0, strrpos($str, '/')) . '/';
+
+            $date = str_replace($replaced, '', $arr[0]);
+            $data = explode('-', $date);
+            $col[] = $data;
+        }
+
+        foreach ($col as $row) {
+
+            $y = $row['0'];
+            $m = $row['1'];
+            $by_year[$y][] = $m;
+        }
+
+        # Most recent year first
+        krsort($by_year);
+        # Iterate for display
+        $script = <<<EOF
 	if (this.parentNode.className.indexOf('expanded') > -1){this.parentNode.className = 'collapsed';this.innerHTML = '&#9658;';} else {this.parentNode.className = 'expanded';this.innerHTML = '&#9660;';}
 EOF;
-		echo <<<EOF
+        echo <<<EOF
 		<style>ul.archivegroup{padding:0;margin:0;}.archivegroup .expanded ul{display:block;}.archivegroup .collapsed ul{display:none;}.archivegroup li.expanded,.archivegroup li.collapsed{list-style:none;}
 		</style>
 EOF;
-		echo '<h3>Archive</h3>';
-		$i = 0; 
-		$len = count($by_year);
-		foreach ($by_year as $year => $months){
-			if ($i == 0) {
-				$class = 'expanded';
-				$arrow = '&#9660;';
-			} 
-			else {
-				$class = 'collapsed';
-				$arrow = '&#9658;';
-			}
-			$i++;
-			
-			echo '<ul class="archivegroup">';
-			echo '<li class="' . $class . '">';
-			echo '<a href="javascript:void(0)" class="toggle" onclick="' . $script . '">' . $arrow . '</a> ';
-			echo '<a href="' . site_url() . 'archive/' . $year . '">' . $year . '</a> ';
-			echo '<span class="count">(' . count($months) . ')</span>';
-			echo '<ul class="month">';
-
-			$by_month = array_count_values($months);
-			# Sort the months
-			krsort($by_month);
-			foreach ($by_month as $month => $count){
-				$name = date('F', mktime(0,0,0,$month,1,2010));
-				echo '<li class="item"><a href="' . site_url() .  'archive/' . $year . '-' . $month . '">' . $name .  '</a>';
-				echo ' <span class="count">(' . $count . ')</span></li>';
-			}
-
-			echo '</ul>';
-			echo '</li>';
-			echo '</ul>';
-			
-		}
-	
-	}
-	
+        echo '<h3>Archive</h3>';
+        $i = 0;
+        $len = count($by_year);
+        foreach ($by_year as $year => $months) {
+            if ($i == 0) {
+                $class = 'expanded';
+                $arrow = '&#9660;';
+            } else {
+                $class = 'collapsed';
+                $arrow = '&#9658;';
+            }
+            $i++;
+
+            echo '<ul class="archivegroup">';
+            echo '<li class="' . $class . '">';
+            echo '<a href="javascript:void(0)" class="toggle" onclick="' . $script . '">' . $arrow . '</a> ';
+            echo '<a href="' . site_url() . 'archive/' . $year . '">' . $year . '</a> ';
+            echo '<span class="count">(' . count($months) . ')</span>';
+            echo '<ul class="month">';
+
+            $by_month = array_count_values($months);
+            # Sort the months
+            krsort($by_month);
+            foreach ($by_month as $month => $count) {
+                $name = date('F', mktime(0, 0, 0, $month, 1, 2010));
+                echo '<li class="item"><a href="' . site_url() . 'archive/' . $year . '-' . $month . '">' . $name . '</a>';
+                echo ' <span class="count">(' . $count . ')</span></li>';
+            }
+
+            echo '</ul>';
+            echo '</li>';
+            echo '</ul>';
+        }
+    }
 }
 
 // Return tag cloud.
 function tag_cloud() {
 
-	$posts = get_post_unsorted();
-	$tags = array();
-	
-	if(!empty($posts)) {
-	
-		foreach($posts as $index => $v){
-		
-			$arr = explode('_', $v);
-			
-			$data = $arr[1];
-			$mtag = explode(',', $data);
-			foreach($mtag as $etag) {
-				$tags[] = $etag;
-			}
-			
-		}
-		
-		$tag_collection = array_count_values($tags);
-		ksort($tag_collection);
-		
-		echo '<h3>Tags</h3>';
-		echo '<ul class="taglist">';
-		foreach ($tag_collection as $tag => $count){
-			echo '<li class="item"><a href="' . site_url() . 'tag/' . $tag . '">' . $tag . '</a> <span class="count">(' . $count . ')</span></li>';
-		}
-		echo '</ul>';
-	
-	}
-	
+    $posts = get_post_unsorted();
+    $tags = array();
+
+    if (!empty($posts)) {
+
+        foreach ($posts as $index => $v) {
+
+            $arr = explode('_', $v);
+
+            $data = $arr[1];
+            $mtag = explode(',', $data);
+            foreach ($mtag as $etag) {
+                $tags[] = $etag;
+            }
+        }
+
+        $tag_collection = array_count_values($tags);
+        ksort($tag_collection);
+
+        echo '<h3>Tags</h3>';
+        echo '<ul class="taglist">';
+        foreach ($tag_collection as $tag => $count) {
+            echo '<li class="item"><a href="' . site_url() . 'tag/' . $tag . '">' . $tag . '</a> <span class="count">(' . $count . ')</span></li>';
+        }
+        echo '</ul>';
+    }
 }
 
 // Helper function to determine whether
 // to show the previous buttons
-function has_prev($prev){
-	if(!empty($prev)) {
-		return array(
-			'url'=> $prev->url,
-			'title'=> $prev->title
-		);
-	}
+function has_prev($prev) {
+    if (!empty($prev)) {
+        return array(
+            'url' => $prev->url,
+            'title' => $prev->title
+        );
+    }
 }
 
 // Helper function to determine whether
 // to show the next buttons
-function has_next($next){
-	if(!empty($next)) {
-		return array(
-			'url'=> $next->url,
-			'title'=> $next->title
-		);
-	}
+function has_next($next) {
+    if (!empty($next)) {
+        return array(
+            'url' => $next->url,
+            'title' => $next->title
+        );
+    }
 }
 
 // Helper function to determine whether
 // to show the pagination buttons
-function has_pagination($total, $perpage, $page = 1){
-	if(!$total) {
-		$total = count(get_post_unsorted());
-	}
-	return array(
-		'prev'=> $page > 1,
-		'next'=> $total > $page*$perpage
-	);
+function has_pagination($total, $perpage, $page = 1) {
+    if (!$total) {
+        $total = count(get_post_unsorted());
+    }
+    return array(
+        'prev' => $page > 1,
+        'next' => $total > $page * $perpage
+    );
 }
 
 // Get the meta description
 function get_description($text) {
-	
-	$string = explode('</p>', $text);
-	$string = preg_replace('/[^A-Za-z0-9 !@#$%^&*(),.-]/u', ' ', strip_tags($string[0] . '</p>'));
-	$string = ltrim($string);
-	
-	if (strlen($string) > 1) {
-		return $string;
-	}
-	else {
-		$string = preg_replace('/[^A-Za-z0-9 !@#$%^&*(),.-]/u', ' ', strip_tags($text));
-		$string = rtrim(ltrim($string), $string);
-		if (strlen($string) < config('description.char')) {
-			return $string;
-		}
-		else {
-			$string = substr($string, 0, config('description.char'));
-			return $string = substr($string, 0, strrpos($string, ' '));
-		}
-	}
 
+    $string = explode('</p>', $text);
+    $string = preg_replace('/[^A-Za-z0-9 !@#$%^&*(),.-]/u', ' ', strip_tags($string[0] . '</p>'));
+    $string = ltrim($string);
+
+    if (strlen($string) > 1) {
+        return $string;
+    } else {
+        $string = preg_replace('/[^A-Za-z0-9 !@#$%^&*(),.-]/u', ' ', strip_tags($text));
+        $string = rtrim(ltrim($string), $string);
+        if (strlen($string) < config('description.char')) {
+            return $string;
+        } else {
+            $string = substr($string, 0, config('description.char'));
+            return $string = substr($string, 0, strrpos($string, ' '));
+        }
+    }
 }
 
 // Get the teaser
 function get_teaser($text, $url) {
 
-	$teaserType = config('teaser.type');
-	
-	if (strlen(strip_tags($text)) < config('teaser.char') || $teaserType === 'full') {
-		echo $text;
-	}
-	else {
-		$string = preg_replace('/\s\s+/', ' ', strip_tags($text));
-		$string = substr($string, 0, config('teaser.char'));
-		$string = substr($string, 0, strrpos($string, ' '));
-		$body = $string . '...' . ' <a class="readmore" href="' . $url . '#more">more</a>' ;
-		echo '<p>' . $body . '</p>';
-	}
-
+    $teaserType = config('teaser.type');
+
+    if (strlen(strip_tags($text)) < config('teaser.char') || $teaserType === 'full') {
+        echo $text;
+    } else {
+        $string = preg_replace('/\s\s+/', ' ', strip_tags($text));
+        $string = substr($string, 0, config('teaser.char'));
+        $string = substr($string, 0, strrpos($string, ' '));
+        $body = $string . '...' . ' <a class="readmore" href="' . $url . '#more">more</a>';
+        echo '<p>' . $body . '</p>';
+    }
 }
 
 // Get thumbnail from image and Youtube.
 function get_thumbnail($text) {
 
-	if (config('img.thumbnail') == 'true') {
-
-		$teaserType = config('teaser.type');
-
-		if (strlen(strip_tags($text)) > config('teaser.char') && $teaserType === 'trimmed') {
-
-			libxml_use_internal_errors(true);
-			$default = config('default.thumbnail');
-			$dom = new DOMDocument();
-			$dom->loadHtml($text);
-			$imgTags = $dom->getElementsByTagName('img');
-			$vidTags = $dom->getElementsByTagName('iframe');
-			if ($imgTags->length > 0) {
-				$imgElement = $imgTags->item(0);
-				$imgSource = $imgElement->getAttribute('src');
-				return '<div class="thumbnail" style="background-image:url(' . $imgSource . ');"></div>';
-			}
-			elseif ($vidTags->length > 0) {
-				$vidElement = $vidTags->item(0);
-				$vidSource = $vidElement->getAttribute('src');
-				$fetch = explode("embed/", $vidSource);
-				if(isset($fetch[1])) {
-					$vidThumb = '//img.youtube.com/vi/' . $fetch[1] . '/default.jpg';
-					return '<div class="thumbnail" style="background-image:url(' . $vidThumb . ');"></div>';
-				}
-			}
-			else {
-				if (!empty($default)) {
-					return '<div class="thumbnail" style="background-image:url(' . $default . ');"></div>';
-				}
-			}
-			
-		}
-		else {
-		
-		}
-	}
-	
+    if (config('img.thumbnail') == 'true') {
+
+        $teaserType = config('teaser.type');
+
+        if (strlen(strip_tags($text)) > config('teaser.char') && $teaserType === 'trimmed') {
+
+            libxml_use_internal_errors(true);
+            $default = config('default.thumbnail');
+            $dom = new DOMDocument();
+            $dom->loadHtml($text);
+            $imgTags = $dom->getElementsByTagName('img');
+            $vidTags = $dom->getElementsByTagName('iframe');
+            if ($imgTags->length > 0) {
+                $imgElement = $imgTags->item(0);
+                $imgSource = $imgElement->getAttribute('src');
+                return '<div class="thumbnail" style="background-image:url(' . $imgSource . ');"></div>';
+            } elseif ($vidTags->length > 0) {
+                $vidElement = $vidTags->item(0);
+                $vidSource = $vidElement->getAttribute('src');
+                $fetch = explode("embed/", $vidSource);
+                if (isset($fetch[1])) {
+                    $vidThumb = '//img.youtube.com/vi/' . $fetch[1] . '/default.jpg';
+                    return '<div class="thumbnail" style="background-image:url(' . $vidThumb . ');"></div>';
+                }
+            } else {
+                if (!empty($default)) {
+                    return '<div class="thumbnail" style="background-image:url(' . $default . ');"></div>';
+                }
+            }
+        } else {
+            
+        }
+    }
 }
 
 // Return edit tab on post
 function tab($p) {
-	$user = $_SESSION[config("site.url")]['user'];
-	$role = user('role', $user);
-	if(isset($p->author)) {
-		if ($user === $p->author || $role === 'admin') {
-			echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url .'/edit?destination=post">Edit</a></div>';
-		}
-	}
-	else {
-		echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url .'/edit?destination=post">Edit</a></div>';
-	}
+    $user = $_SESSION[config("site.url")]['user'];
+    $role = user('role', $user);
+    if (isset($p->author)) {
+        if ($user === $p->author || $role === 'admin') {
+            echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url . '/edit?destination=post">Edit</a></div>';
+        }
+    } else {
+        echo '<div class="tab"><a href="' . $p->url . '">View</a><a href="' . $p->url . '/edit?destination=post">Edit</a></div>';
+    }
 }
 
 // Use base64 encode image to speed up page load time.
-function base64_encode_image($filename=string,$filetype=string) {
-	if ($filename) {
-		$imgbinary = fread(fopen($filename, "r"), filesize($filename));
-		return 'data:image/' . $filetype . ';base64,' . base64_encode($imgbinary);
-	}
+function base64_encode_image($filename = string, $filetype = string) {
+    if ($filename) {
+        $imgbinary = fread(fopen($filename, "r"), filesize($filename));
+        return 'data:image/' . $filetype . ';base64,' . base64_encode($imgbinary);
+    }
 }
 
 // Social links
-function social(){
-
-	$twitter = config('social.twitter'); 
-	$facebook = config('social.facebook'); 
-	$google = config('social.google'); 
-	$tumblr = config('social.tumblr');
-	$rss = site_url() . 'feed/rss';
-	
-	if (!empty($twitter)) {
-		echo '<a href="' . $twitter . '" target="_blank"><img src="' . site_url() . 'themes/default/img/twitter.png" width="32" height="32" alt="Twitter"/></a>';
-	}
-	
-	if (!empty($facebook)) {
-		echo '<a href="' . $facebook . '" target="_blank"><img src="' . site_url() . 'themes/default/img/facebook.png" width="32" height="32" alt="Facebook"/></a>';
-	}
-	
-	if (!empty($google)) {
-		echo '<a href="' . $google . '" target="_blank"><img src="' . site_url() . 'themes/default/img/googleplus.png" width="32" height="32" alt="Google+"/></a>';
-	}
-	
-	if (!empty($tumblr)) {
-		echo '<a href="' . $tumblr . '" target="_blank"><img src="' . site_url() . 'themes/default/img/tumblr.png" width="32" height="32" alt="Tumblr"/></a>';
-	}
-	
-	echo '<a href="' . site_url() . 'feed/rss" target="_blank"><img src="' . site_url() . 'themes/default/img/rss.png" width="32" height="32" alt="RSS Feed"/></a>';
-	
+function social() {
+
+    $twitter = config('social.twitter');
+    $facebook = config('social.facebook');
+    $google = config('social.google');
+    $tumblr = config('social.tumblr');
+    $rss = site_url() . 'feed/rss';
+
+    if (!empty($twitter)) {
+        echo '<a href="' . $twitter . '" target="_blank"><img src="' . site_url() . 'themes/default/img/twitter.png" width="32" height="32" alt="Twitter"/></a>';
+    }
+
+    if (!empty($facebook)) {
+        echo '<a href="' . $facebook . '" target="_blank"><img src="' . site_url() . 'themes/default/img/facebook.png" width="32" height="32" alt="Facebook"/></a>';
+    }
+
+    if (!empty($google)) {
+        echo '<a href="' . $google . '" target="_blank"><img src="' . site_url() . 'themes/default/img/googleplus.png" width="32" height="32" alt="Google+"/></a>';
+    }
+
+    if (!empty($tumblr)) {
+        echo '<a href="' . $tumblr . '" target="_blank"><img src="' . site_url() . 'themes/default/img/tumblr.png" width="32" height="32" alt="Tumblr"/></a>';
+    }
+
+    echo '<a href="' . site_url() . 'feed/rss" target="_blank"><img src="' . site_url() . 'themes/default/img/rss.png" width="32" height="32" alt="RSS Feed"/></a>';
 }
 
 // Copyright
-function copyright(){
-
-	$blogcp = blog_copyright();
-	$credit = 'Proudly powered by <a href="http://www.htmly.com" target="_blank">HTMLy</a>.';
-	
-	if (!empty($blogcp)) {
-		return $copyright = '<p>' . $blogcp .  '</p><p>' . $credit . '</p>';
-	}
-	else {
-		return $credit = '<p>' . $credit . '</p>';
-	}
-	
+function copyright() {
+
+    $blogcp = blog_copyright();
+    $credit = 'Proudly powered by <a href="http://www.htmly.com" target="_blank">HTMLy</a>.';
+
+    if (!empty($blogcp)) {
+        return $copyright = '<p>' . $blogcp . '</p><p>' . $credit . '</p>';
+    } else {
+        return $credit = '<p>' . $credit . '</p>';
+    }
 }
 
 // Disqus on post.
-function disqus($title=null, $url=null){
-	$comment = config('comment.system');
-	$disqus = config('disqus.shortname');
-	$script = <<<EOF
+function disqus($title = null, $url = null) {
+    $comment = config('comment.system');
+    $disqus = config('disqus.shortname');
+    $script = <<<EOF
 	<script type="text/javascript">
 		var disqus_shortname = '{$disqus}';
 		var disqus_title = '{$title}';
@@ -974,16 +854,16 @@ function disqus($title=null, $url=null){
 		})();
 	</script>
 EOF;
-	if (!empty($disqus) && $comment == 'disqus') {
-		return $script;
-	}
+    if (!empty($disqus) && $comment == 'disqus') {
+        return $script;
+    }
 }
 
 // Disqus comment count on teaser
-function disqus_count(){
-	$comment = config('comment.system');
-	$disqus = config('disqus.shortname');
-	$script = <<<EOF
+function disqus_count() {
+    $comment = config('comment.system');
+    $disqus = config('disqus.shortname');
+    $script = <<<EOF
 	<script type="text/javascript">
 		var disqus_shortname = '{$disqus}';
 		(function() {
@@ -993,16 +873,16 @@ function disqus_count(){
 		})();
 	</script>
 EOF;
-	if (!empty($disqus) && $comment == 'disqus') {
-		return $script;
-	}
+    if (!empty($disqus) && $comment == 'disqus') {
+        return $script;
+    }
 }
 
 // Disqus recent comments
-function recent_comments(){
-	$comment = config('comment.system');
-	$disqus = config('disqus.shortname');
-	$script = <<<EOF
+function recent_comments() {
+    $comment = config('comment.system');
+    $disqus = config('disqus.shortname');
+    $script = <<<EOF
 		<script type="text/javascript">
 			var heading ='<h3>Comments</h3>';
 			document.write(heading);
@@ -1010,15 +890,15 @@ function recent_comments(){
 		<script type="text/javascript" src="//{$disqus}.disqus.com/recent_comments_widget.js?num_items=5&hide_avatars=0&avatar_size=48&excerpt_length=200&hide_mods=0"></script>
 		<style>li.dsq-widget-item {border-bottom: 1px solid #ebebeb;margin:0;margin-bottom:10px;padding:0;padding-bottom:10px;}a.dsq-widget-user {font-weight:normal;}img.dsq-widget-avatar {margin-right:10px; }.dsq-widget-comment {display:block;padding-top:5px;}.dsq-widget-comment p {display:block;margin:0;}p.dsq-widget-meta {padding-top:5px;margin:0;}#dsq-combo-widget.grey #dsq-combo-content .dsq-combo-box {background: transparent;}#dsq-combo-widget.grey #dsq-combo-tabs li {background: none repeat scroll 0 0 #DDDDDD;}</style>
 EOF;
-	if (!empty($disqus) && $comment == 'disqus') {
-		return $script;
-	}
+    if (!empty($disqus) && $comment == 'disqus') {
+        return $script;
+    }
 }
 
 function facebook() {
-	$comment = config('comment.system');
-	$appid = config('fb.appid');
-	$script = <<<EOF
+    $comment = config('comment.system');
+    $appid = config('fb.appid');
+    $script = <<<EOF
 	<div id="fb-root"></div>
 	<script>(function(d, s, id) {
 	  var js, fjs = d.getElementsByTagName(s)[0];
@@ -1030,24 +910,23 @@ function facebook() {
 	<style>.fb-comments, .fb_iframe_widget span, .fb-comments iframe {width: 100%!important;}</style>
 EOF;
 
-	if(!empty($appid) && $comment == 'facebook') {
-		return $script;
-	}
-
+    if (!empty($appid) && $comment == 'facebook') {
+        return $script;
+    }
 }
 
 // Google Publisher (Google+ page).
-function publisher(){
-	$publisher = config('google.publisher');
-	if (!empty($publisher)) {
-		return $publisher;
-	}
+function publisher() {
+    $publisher = config('google.publisher');
+    if (!empty($publisher)) {
+        return $publisher;
+    }
 }
 
 // Google Analytics
-function analytics(){
-	$analytics = config('google.analytics.id');
-	$script = <<<EOF
+function analytics() {
+    $analytics = config('google.analytics.id');
+    $script = <<<EOF
 	<script type="text/javascript">
 		var _gaq = _gaq || [];
 		_gaq.push(['_setAccount', '{$analytics}']);
@@ -1059,678 +938,624 @@ function analytics(){
 		})();
 	</script>
 EOF;
-	if (!empty($analytics)) {
-		return $script;
-	}
+    if (!empty($analytics)) {
+        return $script;
+    }
 }
 
 // Menu
-function menu(){
-	$menu = config('blog.menu');
-	$req = $_SERVER['REQUEST_URI'];
-	
-	if (!empty($menu)) {
-	
-		$links = explode('|', $menu);
-		
-		echo '<ul class="nav">';
-		
-		$i = 0; 
-		$len = count($links);
-		
-		foreach($links as $link) {
-		
-			if ($i == 0) {
-				$class = 'item first';
-			} 
-			elseif ($i == $len - 1) {
-				$class = 'item last';
-			}
-			else {
-				$class = 'item';
-			}
-			
-			$i++;	
-			
-			$anc = explode('->', $link);
-			
-			if(isset($anc[0]) && isset($anc[1])) {
-			
-				if(strpos(rtrim($anc[1],'/').'/', site_url()) !== false) {
-					$id = substr($link, strrpos($link, '/')+1 );
-					$file = 'content/static/' . $id . '.md';
-					if(file_exists($file)) {
-						if(strpos($req, $id) !== false){
-							echo '<li class="' . $class . ' active"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
-						}
-						else {
-							echo '<li class="' . $class . '"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
-						}
-					}
-					else {
-						if (rtrim($anc[1],'/').'/' == site_url()) {
-							if($req == site_path() . '/') {
-								echo '<li class="' . $class . ' active"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-							}
-							else {
-								echo '<li class="' . $class . '"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-							}
-						}
-					}
-				}
-				else {
-					echo '<li class="' . $class . '"><a target="_blank" href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
-				}
-				
-			}
-		}
-		
-		echo '</ul>';
-	}
-	else {
-		get_menu();
-	}
+function menu() {
+    $menu = config('blog.menu');
+    $req = $_SERVER['REQUEST_URI'];
+
+    if (!empty($menu)) {
+
+        $links = explode('|', $menu);
+
+        echo '<ul class="nav">';
+
+        $i = 0;
+        $len = count($links);
+
+        foreach ($links as $link) {
+
+            if ($i == 0) {
+                $class = 'item first';
+            } elseif ($i == $len - 1) {
+                $class = 'item last';
+            } else {
+                $class = 'item';
+            }
+
+            $i++;
+
+            $anc = explode('->', $link);
+
+            if (isset($anc[0]) && isset($anc[1])) {
+
+                if (strpos(rtrim($anc[1], '/') . '/', site_url()) !== false) {
+                    $id = substr($link, strrpos($link, '/') + 1);
+                    $file = 'content/static/' . $id . '.md';
+                    if (file_exists($file)) {
+                        if (strpos($req, $id) !== false) {
+                            echo '<li class="' . $class . ' active"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
+                        } else {
+                            echo '<li class="' . $class . '"><a href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
+                        }
+                    } else {
+                        if (rtrim($anc[1], '/') . '/' == site_url()) {
+                            if ($req == site_path() . '/') {
+                                echo '<li class="' . $class . ' active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+                            } else {
+                                echo '<li class="' . $class . '"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+                            }
+                        }
+                    }
+                } else {
+                    echo '<li class="' . $class . '"><a target="_blank" href="' . $anc[1] . '">' . $anc[0] . '</a></li>';
+                }
+            }
+        }
+
+        echo '</ul>';
+    } else {
+        get_menu();
+    }
 }
 
 // Auto generate menu from static page
 function get_menu() {
 
-	$posts = get_static_pages();
-	$req = $_SERVER['REQUEST_URI'];
-
-	if(!empty($posts)) {
-
-		krsort($posts);
-		
-		echo '<ul class="nav">';
-		if($req == site_path() . '/') {
-			echo '<li class="item first active"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-		}
-		else {
-			echo '<li class="item first"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-		}
-		
-		$i = 0; 
-		$len = count($posts);
-		
-		foreach($posts as $index => $v){
-		
-				if ($i == $len - 1) {
-					$class = 'item last';
-				}
-				else {
-					$class = 'item';
-				}
-				$i++;
-		
-			// Replaced string
-			$replaced = substr($v, 0, strrpos($v, '/')) . '/';
-			$base = str_replace($replaced,'',$v);
-			$url = site_url() . str_replace('.md','',$base);
-			
-			// Get the contents and convert it to HTML
-			$content = MarkdownExtra::defaultTransform(file_get_contents($v));
-
-			// Extract the title and body
-			$arr = explode('t-->', $content);
-			if(isset($arr[1])) {
-				$title = str_replace('<!--t','',$arr[0]);
-				$title = rtrim(ltrim($title, ' '), ' ');		
-			}
-			else {
-				$title = str_replace('-',' ', str_replace('.md','',$base));
-			}
-			
-			if(strpos($req, str_replace('.md','',$base)) !== false){
-				echo '<li class="' . $class . ' active"><a href="' . $url . '">' . ucwords($title) . '</a></li>';
-			}
-			else {
-				echo '<li class="' . $class . '"><a href="' . $url . '">' . ucwords($title) . '</a></li>';
-			}
-				
-		}
-		echo '</ul>';
-	
-	}
-	else {
-	
-		echo '<ul class="nav">';
-		if($req == site_path() . '/') {
-			echo '<li class="item first active"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-		}
-		else {
-			echo '<li class="item first"><a href="' . site_url() . '">' .config('breadcrumb.home'). '</a></li>';
-		}
-		echo '</ul>';
-	
-	}
-	
+    $posts = get_static_pages();
+    $req = $_SERVER['REQUEST_URI'];
+
+    if (!empty($posts)) {
+
+        krsort($posts);
+
+        echo '<ul class="nav">';
+        if ($req == site_path() . '/') {
+            echo '<li class="item first active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+        } else {
+            echo '<li class="item first"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+        }
+
+        $i = 0;
+        $len = count($posts);
+
+        foreach ($posts as $index => $v) {
+
+            if ($i == $len - 1) {
+                $class = 'item last';
+            } else {
+                $class = 'item';
+            }
+            $i++;
+
+            // Replaced string
+            $replaced = substr($v, 0, strrpos($v, '/')) . '/';
+            $base = str_replace($replaced, '', $v);
+            $url = site_url() . str_replace('.md', '', $base);
+
+            // Get the contents and convert it to HTML
+            $content = MarkdownExtra::defaultTransform(file_get_contents($v));
+
+            // Extract the title and body
+            $arr = explode('t-->', $content);
+            if (isset($arr[1])) {
+                $title = str_replace('<!--t', '', $arr[0]);
+                $title = rtrim(ltrim($title, ' '), ' ');
+            } else {
+                $title = str_replace('-', ' ', str_replace('.md', '', $base));
+            }
+
+            if (strpos($req, str_replace('.md', '', $base)) !== false) {
+                echo '<li class="' . $class . ' active"><a href="' . $url . '">' . ucwords($title) . '</a></li>';
+            } else {
+                echo '<li class="' . $class . '"><a href="' . $url . '">' . ucwords($title) . '</a></li>';
+            }
+        }
+        echo '</ul>';
+    } else {
+
+        echo '<ul class="nav">';
+        if ($req == site_path() . '/') {
+            echo '<li class="item first active"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+        } else {
+            echo '<li class="item first"><a href="' . site_url() . '">' . config('breadcrumb.home') . '</a></li>';
+        }
+        echo '</ul>';
+    }
 }
 
 // Search form
 function search() {
-	echo <<<EOF
+    echo <<<EOF
 	<form id="search-form" method="get">
 		<input type="text" class="search-input" name="search" value="Search" onfocus="if (this.value == 'Search') {this.value = '';}" onblur="if (this.value == '') {this.value = 'Search';}">
 		<input type="submit" value="Search" class="search-button">
 	</form>
 EOF;
-	if(isset($_GET['search'])) {
-		$url = site_url() . 'search/' . $_GET['search']; 
-		header ("Location: $url");
-	}
+    if (isset($_GET['search'])) {
+        $url = site_url() . 'search/' . $_GET['search'];
+        header("Location: $url");
+    }
 }
 
 // The not found error
-function not_found(){
-	error(404, render('404', null, false));
+function not_found() {
+    error(404, render('404', null, false));
 }
 
 // Turn an array of posts into an RSS feed
-function generate_rss($posts){
-	
-	$feed = new Feed();
-	$channel = new Channel();
-	$rssLength = config('rss.char');
-	
-	$channel
-		->title(blog_title())
-		->description(blog_description())
-		->url(site_url())
-		->appendTo($feed);
-
-	foreach($posts as $p){
-	
-		if(!empty($rssLength)) {
-			if (strlen(strip_tags($p->body)) < config('rss.char')) {
-				$string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
-				$body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>' ;
-			}
-			else {
-				$string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
-				$string = substr($string, 0, config('rss.char'));
-				$string = substr($string, 0, strrpos($string, ' '));
-				$body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>' ;
-			}
-		}
-		else {
-			$body = $p->body;
-		}
-	
-		$item = new Item();
-		$tags = explode(',', str_replace(' ', '', strip_tags($p->tag)));
-		foreach($tags as $tag) {
-			$item
-				->category($tag, site_url() . 'tag/' . $tag );
-		}
-		$item
-			->title($p->title)
-			->pubDate($p->date)
-			->description($body)
-			->url($p->url)
-			->appendTo($channel);
-	}
-	
-	echo $feed;
+function generate_rss($posts) {
+
+    $feed = new Feed();
+    $channel = new Channel();
+    $rssLength = config('rss.char');
+
+    $channel
+            ->title(blog_title())
+            ->description(blog_description())
+            ->url(site_url())
+            ->appendTo($feed);
+
+    foreach ($posts as $p) {
+
+        if (!empty($rssLength)) {
+            if (strlen(strip_tags($p->body)) < config('rss.char')) {
+                $string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
+                $body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>';
+            } else {
+                $string = preg_replace('/\s\s+/', ' ', strip_tags($p->body));
+                $string = substr($string, 0, config('rss.char'));
+                $string = substr($string, 0, strrpos($string, ' '));
+                $body = $string . '...' . ' <a class="readmore" href="' . $p->url . '#more">more</a>';
+            }
+        } else {
+            $body = $p->body;
+        }
+
+        $item = new Item();
+        $tags = explode(',', str_replace(' ', '', strip_tags($p->tag)));
+        foreach ($tags as $tag) {
+            $item
+                    ->category($tag, site_url() . 'tag/' . $tag);
+        }
+        $item
+                ->title($p->title)
+                ->pubDate($p->date)
+                ->description($body)
+                ->url($p->url)
+                ->appendTo($channel);
+    }
+
+    echo $feed;
 }
 
 // Return post, archive url for sitemap
-function get_path(){
-		
-	$posts = get_post_sorted();
-	
-	$tmp = array();
-	
-	foreach($posts as $index => $v){
-
-		$post = new stdClass;
-		
-		$filepath = $v['dirname'] . '/' . $v['basename'];
-
-		// Extract the date
-		$arr = explode('_', $filepath);
-		
-		// Replaced string
-		$replaced = substr($arr[0], 0,strrpos($arr[0], '/')) . '/';
-		
-		// Author string
-		$str = explode('/', $replaced);
-		$author = $str[count($str)-3];
-		
-		$post->authorurl = site_url() . 'author/' .  $author;
-		
-		$dt = str_replace($replaced,'',$arr[0]);
-		$t = str_replace('-', '', $dt);
-		$time = new DateTime($t);
-		$timestamp= $time->format("Y-m-d H:i:s");
-		
-		// The post date
-		$post->date = strtotime($timestamp);
-		
-		// The archive per day
-		$post->archiveday = site_url(). 'archive/' . date('Y-m-d', $post->date) ;
-		
-		// The archive per day
-		$post->archivemonth = site_url(). 'archive/' . date('Y-m', $post->date) ;
-		
-		// The archive per day
-		$post->archiveyear = site_url(). 'archive/' . date('Y', $post->date) ;
-
-		// The post URL
-		$post->url = site_url().date('Y/m', $post->date).'/'.str_replace('.md','',$arr[2]);
-
-		$tmp[] = $post;
-	}
-
-	return $tmp;
+function get_path() {
+
+    $posts = get_post_sorted();
+
+    $tmp = array();
+
+    foreach ($posts as $index => $v) {
+
+        $post = new stdClass;
+
+        $filepath = $v['dirname'] . '/' . $v['basename'];
+
+        // Extract the date
+        $arr = explode('_', $filepath);
+
+        // Replaced string
+        $replaced = substr($arr[0], 0, strrpos($arr[0], '/')) . '/';
+
+        // Author string
+        $str = explode('/', $replaced);
+        $author = $str[count($str) - 3];
+
+        $post->authorurl = site_url() . 'author/' . $author;
+
+        $dt = str_replace($replaced, '', $arr[0]);
+        $t = str_replace('-', '', $dt);
+        $time = new DateTime($t);
+        $timestamp = $time->format("Y-m-d H:i:s");
+
+        // The post date
+        $post->date = strtotime($timestamp);
+
+        // The archive per day
+        $post->archiveday = site_url() . 'archive/' . date('Y-m-d', $post->date);
+
+        // The archive per day
+        $post->archivemonth = site_url() . 'archive/' . date('Y-m', $post->date);
+
+        // The archive per day
+        $post->archiveyear = site_url() . 'archive/' . date('Y', $post->date);
+
+        // The post URL
+        $post->url = site_url() . date('Y/m', $post->date) . '/' . str_replace('.md', '', $arr[2]);
+
+        $tmp[] = $post;
+    }
+
+    return $tmp;
 }
 
 // Return static page path for sitemap
-function get_static_path(){
-
-	$posts = get_static_pages();
-
-	$tmp = array();
-	
-	if(!empty($posts)) {
-
-		foreach($posts as $index => $v){
-			
-			$post = new stdClass;
-			
-			// Replaced string
-			$replaced = substr($v, 0, strrpos($v, '/')) . '/';
-			
-			// The static page URL
-			$url = str_replace($replaced,'',$v);
-			$post->url = site_url() . str_replace('.md','',$url);
-
-			$tmp[] = $post;
-				
-		}
-	
-	}
-	
-	return $tmp;
-	
+function get_static_path() {
+
+    $posts = get_static_pages();
+
+    $tmp = array();
+
+    if (!empty($posts)) {
+
+        foreach ($posts as $index => $v) {
+
+            $post = new stdClass;
+
+            // Replaced string
+            $replaced = substr($v, 0, strrpos($v, '/')) . '/';
+
+            // The static page URL
+            $url = str_replace($replaced, '', $v);
+            $post->url = site_url() . str_replace('.md', '', $url);
+
+            $tmp[] = $post;
+        }
+    }
+
+    return $tmp;
 }
 
 // Generate sitemap.xml.
-function generate_sitemap($str){
-	
-	echo '<?xml version="1.0" encoding="UTF-8"?>';
-	
-	if ($str == 'index') {
-	
-		echo '<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.base.xml</loc></sitemap>';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.post.xml</loc></sitemap>';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.static.xml</loc></sitemap>';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.tag.xml</loc></sitemap>';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.archive.xml</loc></sitemap>';
-		echo '<sitemap><loc>' . site_url() . 'sitemap.author.xml</loc></sitemap>';		
-		echo '</sitemapindex>';
-		
-	}
-	elseif ($str == 'base') {
-	
-		echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		echo '<url><loc>' . site_url() . '</loc><priority>1.0</priority></url>';
-		echo '</urlset>';
-		
-	}
-	elseif ($str == 'post') {
-	
-		$posts = get_path();
-		
-		echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		
-		foreach($posts as $p) {
-			echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
-		}
-		
-		echo '</urlset>';
-		
-	}
-	elseif ($str == 'static') {
-	
-		$posts = get_static_path();
-		
-		echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		
-		if(!empty($posts)) {
-		
-			foreach($posts as $p) {
-				echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
-			}
-		
-		}
-		
-		echo '</urlset>';
-		
-	}
-	elseif ($str == 'tag') {
-	
-		$posts = get_post_unsorted();
-		$tags = array();
-		
-		if(!empty($posts)) {
-			foreach($posts as $index => $v){
-			
-				$arr = explode('_', $v);
-				
-				$data = $arr[1];
-				$mtag = explode(',', $data);
-				foreach($mtag as $etag) {
-					$tags[] = $etag;
-				}
-				
-			}
-			
-			foreach($tags as $t) {
-				$tag[] = site_url() . 'tag/' . $t;
-			}
-			
-			echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-			
-			if(isset($tag)) {
-			
-				$tag = array_unique($tag, SORT_REGULAR);
-				
-				foreach($tag as $t) {
-					echo '<url><loc>' . $t . '</loc><priority>0.5</priority></url>';
-				}
-			
-			}
-			
-			echo '</urlset>';
-		
-		}
-		
-	}
-	elseif ($str == 'archive') {
-	
-		$posts = get_path();
-		$day = array();
-		$month = array();
-		$year = array();
-	
-		foreach($posts as $p) {
-			$day[] = $p->archiveday;
-			$month[] = $p->archivemonth;
-			$year[] = $p->archiveyear;
-			
-		}
-	
-		$day = array_unique($day, SORT_REGULAR);
-		$month = array_unique($month, SORT_REGULAR);
-		$year = array_unique($year, SORT_REGULAR);
-		
-		echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		
-		foreach($day as $d) {
-			echo '<url><loc>' . $d . '</loc><priority>0.5</priority></url>';
-		}
-		
-		foreach($month as $m) {
-			echo '<url><loc>' . $m . '</loc><priority>0.5</priority></url>';
-		}
-		
-		foreach($year as $y) {
-			echo '<url><loc>' . $y . '</loc><priority>0.5</priority></url>';
-		}
-		
-		echo '</urlset>';
-		
-	}
-	elseif ($str == 'author') {
-	
-		$posts = get_path();
-		$author = array();
-		
-		foreach($posts as $p) {
-			$author[] = $p->authorurl;
-		}
-		
-		$author = array_unique($author, SORT_REGULAR);
-		
-		echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
-		
-		foreach($author as $a) {
-			echo '<url><loc>' . $a . '</loc><priority>0.5</priority></url>';
-		}
-		
-		echo '</urlset>';
-		
-	}
-	
+function generate_sitemap($str) {
+
+    echo '<?xml version="1.0" encoding="UTF-8"?>';
+
+    if ($str == 'index') {
+
+        echo '<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.base.xml</loc></sitemap>';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.post.xml</loc></sitemap>';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.static.xml</loc></sitemap>';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.tag.xml</loc></sitemap>';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.archive.xml</loc></sitemap>';
+        echo '<sitemap><loc>' . site_url() . 'sitemap.author.xml</loc></sitemap>';
+        echo '</sitemapindex>';
+    } elseif ($str == 'base') {
+
+        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+        echo '<url><loc>' . site_url() . '</loc><priority>1.0</priority></url>';
+        echo '</urlset>';
+    } elseif ($str == 'post') {
+
+        $posts = get_path();
+
+        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+
+        foreach ($posts as $p) {
+            echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
+        }
+
+        echo '</urlset>';
+    } elseif ($str == 'static') {
+
+        $posts = get_static_path();
+
+        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+
+        if (!empty($posts)) {
+
+            foreach ($posts as $p) {
+                echo '<url><loc>' . $p->url . '</loc><priority>0.5</priority></url>';
+            }
+        }
+
+        echo '</urlset>';
+    } elseif ($str == 'tag') {
+
+        $posts = get_post_unsorted();
+        $tags = array();
+
+        if (!empty($posts)) {
+            foreach ($posts as $index => $v) {
+
+                $arr = explode('_', $v);
+
+                $data = $arr[1];
+                $mtag = explode(',', $data);
+                foreach ($mtag as $etag) {
+                    $tags[] = $etag;
+                }
+            }
+
+            foreach ($tags as $t) {
+                $tag[] = site_url() . 'tag/' . $t;
+            }
+
+            echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+
+            if (isset($tag)) {
+
+                $tag = array_unique($tag, SORT_REGULAR);
+
+                foreach ($tag as $t) {
+                    echo '<url><loc>' . $t . '</loc><priority>0.5</priority></url>';
+                }
+            }
+
+            echo '</urlset>';
+        }
+    } elseif ($str == 'archive') {
+
+        $posts = get_path();
+        $day = array();
+        $month = array();
+        $year = array();
+
+        foreach ($posts as $p) {
+            $day[] = $p->archiveday;
+            $month[] = $p->archivemonth;
+            $year[] = $p->archiveyear;
+        }
+
+        $day = array_unique($day, SORT_REGULAR);
+        $month = array_unique($month, SORT_REGULAR);
+        $year = array_unique($year, SORT_REGULAR);
+
+        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+
+        foreach ($day as $d) {
+            echo '<url><loc>' . $d . '</loc><priority>0.5</priority></url>';
+        }
+
+        foreach ($month as $m) {
+            echo '<url><loc>' . $m . '</loc><priority>0.5</priority></url>';
+        }
+
+        foreach ($year as $y) {
+            echo '<url><loc>' . $y . '</loc><priority>0.5</priority></url>';
+        }
+
+        echo '</urlset>';
+    } elseif ($str == 'author') {
+
+        $posts = get_path();
+        $author = array();
+
+        foreach ($posts as $p) {
+            $author[] = $p->authorurl;
+        }
+
+        $author = array_unique($author, SORT_REGULAR);
+
+        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">';
+
+        foreach ($author as $a) {
+            echo '<url><loc>' . $a . '</loc><priority>0.5</priority></url>';
+        }
+
+        echo '</urlset>';
+    }
 }
 
 // Function to generate OPML file
-function generate_opml(){
-	
-	$opml_data = array(
-		'head' => array(
-			'title' => blog_title() . ' OPML File',
-			'ownerName' => blog_title(),
-			'ownerId' => site_url() 
-			),
-		'body' => array(
-			array(
-				'text' => blog_title(),
-				'description' => blog_description(),
-				'htmlUrl' => site_url(),
-				'language' => 'unknown',
-				'title' => blog_title(),
-				'type' => 'rss',
-				'version' => 'RSS2',
-				'xmlUrl' => site_url() . 'feed/rss'
-				)
-			)
-		);
-
-	$opml = new OPML($opml_data);
-	echo $opml->render();
+function generate_opml() {
+
+    $opml_data = array(
+        'head' => array(
+            'title' => blog_title() . ' OPML File',
+            'ownerName' => blog_title(),
+            'ownerId' => site_url()
+        ),
+        'body' => array(
+            array(
+                'text' => blog_title(),
+                'description' => blog_description(),
+                'htmlUrl' => site_url(),
+                'language' => 'unknown',
+                'title' => blog_title(),
+                'type' => 'rss',
+                'version' => 'RSS2',
+                'xmlUrl' => site_url() . 'feed/rss'
+            )
+        )
+    );
+
+    $opml = new OPML($opml_data);
+    echo $opml->render();
 }
 
 // Turn an array of posts into a JSON
-function generate_json($posts){
-	return json_encode($posts);
+function generate_json($posts) {
+    return json_encode($posts);
 }
 
 // Create Zip files
 function Zip($source, $destination, $include_dir = false) {
 
-	if (!extension_loaded('zip') || !file_exists($source)) {
-		return false;
-	}
-
-	if (file_exists($destination)) {
-		unlink ($destination);
-	}
-
-	$zip = new ZipArchive();
-	
-	if (!$zip->open($destination, ZIPARCHIVE::CREATE)) {
-		return false;
-	}
-
-	if (is_dir($source) === true) {
-
-		$files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($source), RecursiveIteratorIterator::SELF_FIRST);
-
-		foreach ($files as $file) {
-			$file = str_replace('\\', '/', $file);
-
-			// Ignore "." and ".." folders
-			if( in_array(substr($file, strrpos($file, '/')+1), array('.', '..')) )
-				continue;
-
-			if (is_dir($file) === true) {
-				$zip->addEmptyDir(str_replace($source . '/', '', $file . '/'));
-			}
-			else if (is_file($file) === true) {
-				$zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file));
-			}
-		}
-		
-	}
-	else if (is_file($source) === true) {
-		$zip->addFromString(basename($source), file_get_contents($source));
-	}
-
-	return $zip->close();
+    if (!extension_loaded('zip') || !file_exists($source)) {
+        return false;
+    }
+
+    if (file_exists($destination)) {
+        unlink($destination);
+    }
+
+    $zip = new ZipArchive();
+
+    if (!$zip->open($destination, ZIPARCHIVE::CREATE)) {
+        return false;
+    }
+
+    if (is_dir($source) === true) {
+
+        $files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($source), RecursiveIteratorIterator::SELF_FIRST);
+
+        foreach ($files as $file) {
+            $file = str_replace('\\', '/', $file);
+
+            // Ignore "." and ".." folders
+            if (in_array(substr($file, strrpos($file, '/') + 1), array('.', '..')))
+                continue;
+
+            if (is_dir($file) === true) {
+                $zip->addEmptyDir(str_replace($source . '/', '', $file . '/'));
+            } else if (is_file($file) === true) {
+                $zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file));
+            }
+        }
+    } else if (is_file($source) === true) {
+        $zip->addFromString(basename($source), file_get_contents($source));
+    }
+
+    return $zip->close();
 }
 
 // TRUE if the current page is the front page.
 function is_front() {
-	$req = $_SERVER['REQUEST_URI'];
-	if($req == site_path() . '/' || strpos($req, site_path() . '/?page') !== false) {
-		return true;
-	}
-	else {
-		return false;
-	}
+    $req = $_SERVER['REQUEST_URI'];
+    if ($req == site_path() . '/' || strpos($req, site_path() . '/?page') !== false) {
+        return true;
+    } else {
+        return false;
+    }
 }
 
 // TRUE if the current page is an index page like frontpage, tag index, archive index and search index.
 function is_index() {
-	$req = $_SERVER['REQUEST_URI'];
-	if(strpos($req, '/archive/') !== false || strpos($req, '/tag/') !== false || strpos($req, '/search/') !== false || $req == site_path() . '/' || strpos($req, site_path() . '/?page') !== false){
-		return true;
-	}
-	else {
-		return false;
-	}
+    $req = $_SERVER['REQUEST_URI'];
+    if (strpos($req, '/archive/') !== false || strpos($req, '/tag/') !== false || strpos($req, '/search/') !== false || $req == site_path() . '/' || strpos($req, site_path() . '/?page') !== false) {
+        return true;
+    } else {
+        return false;
+    }
 }
 
 // Return blog title
 function blog_title() {
-	return config('blog.title');
+    return config('blog.title');
 }
 
 // Return blog tagline
 function blog_tagline() {
-	return config('blog.tagline');
+    return config('blog.tagline');
 }
 
 // Return blog description
 function blog_description() {
-	return config('blog.description');
+    return config('blog.description');
 }
 
 // Return blog copyright
 function blog_copyright() {
-	return config('blog.copyright');
+    return config('blog.copyright');
 }
 
 // Return author info
-function authorinfo($title=null, $body=null) {
-	if (config('author.info') == 'true') {
-		return '<div class="author-info"><h4>by <strong>' . $title . '</strong></h4>' . $body . '</div>';
-	}
+function authorinfo($title = null, $body = null) {
+    if (config('author.info') == 'true') {
+        return '<div class="author-info"><h4>by <strong>' . $title . '</strong></h4>' . $body . '</div>';
+    }
 }
 
 function head_contents($title, $description, $canonical) {
-	$styleImage = config('lightbox');
-	$jq = config('jquery');
-	$output = '';
-
-	$title = '<title>' . $title . '</title>';
-	$favicon = '<link href="' . site_url() . 'favicon.ico" rel="icon" type="image/x-icon"/>';
-	$charset = '<meta charset="utf-8" />';
-	$generator = '<meta content="htmly" name="generator"/>';
-	$xua = '<meta http-equiv="X-UA-Compatible" content="IE=edge" />';
-	$viewport = '<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" user-scalable="no" />';
-	$description = '<meta name="description" content="'. $description .'"/>';
-	$sitemap = '<link rel="sitemap" href="' . site_url() . 'sitemap.xml" />';
-	$canonical = '<link rel="canonical" href="' . $canonical . '" />';
-	$feed = '<link rel="alternate" type="application/rss+xml" title="'. blog_title() .' Feed" href="' . site_url() . 'feed/rss" />';
-	$lightboxcss = '<link href="' . site_url() . 'system/plugins/lightbox/css/lightbox.css" rel="stylesheet" />';
-	$jquery = '<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>';
-	$lightbox = '<script src="' . site_url() . 'system/plugins/lightbox/js/lightbox-2.6.min.js"></script>';
-	$corejs = '<script src="' . site_url() . 'system/resources/htmly.js"></script>';
-	
-	if($styleImage == 'on') {
-		$output .= $title ."\n". $favicon ."\n". $charset ."\n". $generator ."\n". $xua ."\n". $viewport ."\n". $description ."\n". $sitemap ."\n". $canonical ."\n". $feed ."\n". $lightboxcss ."\n". $jquery ."\n". $lightbox ."\n" .$corejs ."\n";
-	}
-	else {
-		if($jq == 'enable') {
-			$output .= $title ."\n". $favicon ."\n". $charset ."\n". $generator ."\n". $xua ."\n". $viewport ."\n". $description ."\n". $sitemap ."\n". $canonical ."\n". $feed ."\n". $jquery ."\n";
-		}
-		else {
-			$output .= $title ."\n". $favicon ."\n". $charset ."\n". $generator ."\n". $xua ."\n". $viewport ."\n". $description ."\n". $sitemap ."\n". $canonical ."\n". $feed ."\n";
-		}
-	}
-	
-	return $output;
-	
+    $styleImage = config('lightbox');
+    $jq = config('jquery');
+    $output = '';
+
+    $title = '<title>' . $title . '</title>';
+    $favicon = '<link href="' . site_url() . 'favicon.ico" rel="icon" type="image/x-icon"/>';
+    $charset = '<meta charset="utf-8" />';
+    $generator = '<meta content="htmly" name="generator"/>';
+    $xua = '<meta http-equiv="X-UA-Compatible" content="IE=edge" />';
+    $viewport = '<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" user-scalable="no" />';
+    $description = '<meta name="description" content="' . $description . '"/>';
+    $sitemap = '<link rel="sitemap" href="' . site_url() . 'sitemap.xml" />';
+    $canonical = '<link rel="canonical" href="' . $canonical . '" />';
+    $feed = '<link rel="alternate" type="application/rss+xml" title="' . blog_title() . ' Feed" href="' . site_url() . 'feed/rss" />';
+    $lightboxcss = '<link href="' . site_url() . 'system/plugins/lightbox/css/lightbox.css" rel="stylesheet" />';
+    $jquery = '<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>';
+    $lightbox = '<script src="' . site_url() . 'system/plugins/lightbox/js/lightbox-2.6.min.js"></script>';
+    $corejs = '<script src="' . site_url() . 'system/resources/htmly.js"></script>';
+
+    if ($styleImage == 'on') {
+        $output .= $title . "\n" . $favicon . "\n" . $charset . "\n" . $generator . "\n" . $xua . "\n" . $viewport . "\n" . $description . "\n" . $sitemap . "\n" . $canonical . "\n" . $feed . "\n" . $lightboxcss . "\n" . $jquery . "\n" . $lightbox . "\n" . $corejs . "\n";
+    } else {
+        if ($jq == 'enable') {
+            $output .= $title . "\n" . $favicon . "\n" . $charset . "\n" . $generator . "\n" . $xua . "\n" . $viewport . "\n" . $description . "\n" . $sitemap . "\n" . $canonical . "\n" . $feed . "\n" . $jquery . "\n";
+        } else {
+            $output .= $title . "\n" . $favicon . "\n" . $charset . "\n" . $generator . "\n" . $xua . "\n" . $viewport . "\n" . $description . "\n" . $sitemap . "\n" . $canonical . "\n" . $feed . "\n";
+        }
+    }
+
+    return $output;
 }
 
 // Return toolbar
 function toolbar() {
-	$user = $_SESSION[config("site.url")]['user'];
-	$role = user('role', $user);
-	$base = site_url();
-	
-	$CSRF = get_csrf();
-	
-	$updater = new Updater;
-	
-	echo <<<EOF
+    $user = $_SESSION[config("site.url")]['user'];
+    $role = user('role', $user);
+    $base = site_url();
+
+    $CSRF = get_csrf();
+
+    $updater = new Updater;
+
+    echo <<<EOF
 	<link href="{$base}themes/default/css/toolbar.css" rel="stylesheet" />
 EOF;
-	echo '<div id="toolbar"><ul>';
-	echo '<li><a href="'.$base.'admin">Admin</a></li>';
-	if ($role === 'admin') {echo '<li><a href="'.$base.'admin/posts">Posts</a></li>';}
-	echo '<li><a href="'.$base.'admin/mine">Mine</a></li>';
-	echo '<li><a href="'.$base.'add/post">Add post</a></li>';
-	echo '<li><a href="'.$base.'add/page">Add page</a></li>';
-	echo '<li><a href="'.$base.'edit/profile">Edit profile</a></li>';
-	echo '<li><a href="'.$base.'admin/import">Import</a></li>';
-	echo '<li><a href="'.$base.'admin/backup">Backup</a></li>';
-	echo '<li><a href="'.$base.'admin/clear-cache">Clear cache</a></li>';
-	if( $updater->updateAble())
-	{
-		echo '<li><a href="'.$base.'admin/update/now/' . $CSRF . '">Update to ' . $updater->getName() . '</a></li>';
-	}
-	echo '<li><a href="'.$base.'logout">Logout</a></li>';
-		
-	echo '</ul></div>';
+    echo '<div id="toolbar"><ul>';
+    echo '<li><a href="' . $base . 'admin">Admin</a></li>';
+    if ($role === 'admin') {
+        echo '<li><a href="' . $base . 'admin/posts">Posts</a></li>';
+    }
+    echo '<li><a href="' . $base . 'admin/mine">Mine</a></li>';
+    echo '<li><a href="' . $base . 'add/post">Add post</a></li>';
+    echo '<li><a href="' . $base . 'add/page">Add page</a></li>';
+    echo '<li><a href="' . $base . 'edit/profile">Edit profile</a></li>';
+    echo '<li><a href="' . $base . 'admin/import">Import</a></li>';
+    echo '<li><a href="' . $base . 'admin/backup">Backup</a></li>';
+    echo '<li><a href="' . $base . 'admin/clear-cache">Clear cache</a></li>';
+    if ($updater->updateAble()) {
+        echo '<li><a href="' . $base . 'admin/update/now/' . $CSRF . '">Update to ' . $updater->getName() . '</a></li>';
+    }
+    echo '<li><a href="' . $base . 'logout">Logout</a></li>';
+
+    echo '</ul></div>';
 }
 
 // File cache 
 function file_cache($request) {
 
-	$c = str_replace('/', '#', str_replace('?', '~', $request));
-	$cachefile = 'cache/page/' . $c . '.cache';
-	
-	if (file_exists($cachefile)) {
-	    header('Content-type: text/html; charset=utf-8');
-		readfile($cachefile);
-		die;
-	}
+    $c = str_replace('/', '#', str_replace('?', '~', $request));
+    $cachefile = 'cache/page/' . $c . '.cache';
+
+    if (file_exists($cachefile)) {
+        header('Content-type: text/html; charset=utf-8');
+        readfile($cachefile);
+        die;
+    }
 }
 
-function generate_csrf_token()
-{
-	$_SESSION[config("site.url")]['csrf_token'] = sha1(microtime(true).mt_rand(10000,90000));
+function generate_csrf_token() {
+    $_SESSION[config("site.url")]['csrf_token'] = sha1(microtime(true) . mt_rand(10000, 90000));
 }
 
-function get_csrf()
-{
-	if(! isset($_SESSION[config("site.url")]['csrf_token']) || empty($_SESSION[config("site.url")]['csrf_token']))
-	{
-		generate_csrf_token();
-	}
-	return $_SESSION[config("site.url")]['csrf_token'];
+function get_csrf() {
+    if (!isset($_SESSION[config("site.url")]['csrf_token']) || empty($_SESSION[config("site.url")]['csrf_token'])) {
+        generate_csrf_token();
+    }
+    return $_SESSION[config("site.url")]['csrf_token'];
 }
 
-function is_csrf_proper($csrf_token)
-{
-	if($csrf_token == get_csrf())
-	{
-		return true;
-	}
-	return false;
-}
\ No newline at end of file
+function is_csrf_proper($csrf_token) {
+    if ($csrf_token == get_csrf()) {
+        return true;
+    }
+    return false;
+}