--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CacheTimeCheck.inc	Thu Oct 04 22:07:19 2012 +0200
@@ -0,0 +1,53 @@
+<?php
+class CacheTimeCheck
+{
+  private $newest;
+  private $files = array();
+
+  function __construct($minTime = 0, $filename = False)
+  {
+    if ($filename)
+      array_push($this->files, $filename);
+    $this->newest = $minTime;
+    $this->cache_time(__FILE__);
+  }
+
+  function CheckHttpModified()
+  {
+    if (DEBUG)
+      var_dump($_SERVER);
+
+    $HTTP_IF_MODIFIED_SINCE=$_SERVER['HTTP_IF_MODIFIED_SINCE'];
+    $if_modified_since = preg_replace('/;.*$/', '', $HTTP_IF_MODIFIED_SINCE);
+
+    $gmdate_mod = gmdate('D, d M Y H:i:s', $this->newest) . ' GMT';
+
+    if ($if_modified_since == $gmdate_mod) {
+      header("HTTP/1.0 304 Not Modified");
+      exit;
+    }
+    header("Last-Modified: $gmdate_mod");
+  }
+
+  function cache_time($path)
+  {
+    array_push($this->files, $path);
+    $mtime = filemtime($path);
+    if ($mtime > $this->newest) {
+      $this->newest = $mtime;
+    }
+  }
+
+  function includeOnce($path)
+  {
+    $this->cache_time($path);
+    include_once($path);
+  }
+
+  function loadFile($path)
+  {
+    $this->cache_time($path);
+    return loadFile($path);
+  }
+}
+?>
\ No newline at end of file

--- a/cache_check.inc	Thu Oct 04 21:30:57 2012 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,47 +0,0 @@
-<?php
-class CacheTimeCheck
-{
-  private $newest;
-  private $files = array();
-
-  function __construct($minTime = 0, $filename = False)
-  {
-    if ($filename)
-      array_push($this->files, $filename);
-    $this->newest = $minTime;
-    $this->cache_time(__FILE__);
-  }
-
-  function CheckHttpModified()
-  {
-    if (DEBUG)
-      var_dump($_SERVER);
-
-    $HTTP_IF_MODIFIED_SINCE=$_SERVER['HTTP_IF_MODIFIED_SINCE'];
-    $if_modified_since = preg_replace('/;.*$/', '', $HTTP_IF_MODIFIED_SINCE);
-
-    $gmdate_mod = gmdate('D, d M Y H:i:s', $this->newest) . ' GMT';
-
-    if ($if_modified_since == $gmdate_mod) {
-      header("HTTP/1.0 304 Not Modified");
-      exit;
-    }
-    header("Last-Modified: $gmdate_mod");
-  }
-
-  function cache_time($path)
-  {
-    array_push($this->files, $path);
-    $mtime = filemtime($path);
-    if ($mtime > $this->newest) {
-      $this->newest = $mtime;
-    }
-  }
-
-  function includeOnce($path)
-  {
-    $this->cache_time($path);
-    include_once($path);
-  }
-}
-?>
\ No newline at end of file

--- a/flag.php	Thu Oct 04 21:30:57 2012 +0200
+++ b/flag.php	Thu Oct 04 22:07:19 2012 +0200
@@ -1,62 +1,40 @@
 <?php
 define(DEBUG,0);
 
-include 'cache_check.inc';
-include 'accept-language.inc';
-
-function loadFile($sFilename, $sCharset = 'UTF-8')
-{
-    if (floatval(phpversion()) >= 4.3) {
-      if (!file_exists($sFilename)) return -3;
-      $sData = file_get_contents($sFilename);
-    } else {
-        if (!file_exists($sFilename)) return -3;
-        $rHandle = fopen($sFilename, 'r');
-        if (!$rHandle) return -2;
+include_once 'CacheTimeCheck.inc';
 
-        $sData = '';
-        while(!feof($rHandle))
-            $sData .= fread($rHandle, filesize($sFilename));
-        fclose($rHandle);
-    }
-    if ($sEncoding = mb_detect_encoding($sData, 'auto', true) != $sCharset) {
-       if ($sEncoding != 1) {
-       	 $sData = mb_convert_encoding($sData, $sCharset, $sEncoding);
-       }
-    }
-    return $sData;
-}
-
+$cache = new CacheTimeCheck(filemtime(__FILE__));
+$cache->includeOnce('accept-language.inc');
+$cache->includeOnce('common-functions.inc');
 
 $active = $_GET['active'];
 $lang = $_GET['lang'];
 
-if(!$name) {
-  $name="home";
-}
 if(!$lang) {
-  $lang="no";
-  $langs=acceptedLanguages();
+  $lang = "no";
+  $langs = acceptedLanguages();
   foreach ($langs as $l => $val) {
     if (file_exists($l)) {
-      $lang=$l;
+      $lang = $l;
       break;
     }
   }
 }
 
-$name="../img/flag-${lang}";
+$name = "../img/flag-${lang}";
 if ($active)
-  $name.="-active";
-$name.=".png";
+  $name .= "-active";
+$name .= ".png";
 
-$flag=loadFile("${name}");
+$cache->cache_time($name);
+$cache->CheckHttpModified();
 
-if (floatval($flag)<0) {
-  header('HTTP/1.0 404 Not Found');
-  print '<div id="page"><h1>Resource not found</h1></div>';
+$flag = loadFile($name);
+
+if (floatval($flag) < 0) {
+  errorPage('Resource not found', 404);
 }
 else {
   header("Content-Type: image/png");
   print $flag;
-}
+}
\ No newline at end of file

--- a/index.php	Thu Oct 04 21:30:57 2012 +0200
+++ b/index.php	Thu Oct 04 22:07:19 2012 +0200
@@ -15,7 +15,7 @@
 
 $cacheable = true;
 
-include_once 'php/cache_check.inc';
+include_once 'php/CacheTimeCheck.inc';
 
 $cache = new CacheTimeCheck(filemtime(__FILE__));
 $cache->includeOnce('php/Options.inc');

--- a/inputParser.inc	Thu Oct 04 21:30:57 2012 +0200
+++ b/inputParser.inc	Thu Oct 04 22:07:19 2012 +0200
@@ -142,8 +142,7 @@
     else {
       $src = $file->getAttribute("src");
       $fname = "${lang}/${src}";
-      $options->getCache()->cache_time($fname);
-      $file_content = loadFile($fname);
+      $file_content = $options->getCache()->loadFile($fname);
     }
     if(floatval($file_content)<0) {
       errorPage("Resource not found '${lang}/${src}'");