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<?php
  function maps_getMaps(){
    global $maps_directories;
  
    $maps = array();
    foreach($maps_directories as $maps_directory_url=>$maps_directory) {
      if(is_dir($maps_directory)){
        if($sd = opendir($maps_directory)){
          while(($file = readdir($sd))!==false){
            if(is_file($maps_directory . $file) && preg_match('/\.Map\.Gbx$/i', $file)){
              $map = null;
              $map = maps_getMap($maps_directory, $maps_directory_url, $file);
              if($map!=null){
                //sort the maps
                $creationtime = filectime($maps_directory.$file);
                while(array_key_exists($creationtime, $maps)){
                  $creationtime++;
                }
                $maps[$creationtime] = $map;
              }
            }
          }
          closedir($sd);
        }
      }
    }
    krsort($maps);
    return $maps;    
  }
  
  function maps_getMap($directory, $directory_url, $file){
    $map = array();
    $map['file'] = $directory.$file;
    $map['url'] = $directory_url.$file;
    $map['simplename'] = preg_replace('/[\W]/i', '_', preg_replace('/\.Map\.Gbx$/i', '', $file));
    $map['thumbnail'] = maps_getThumbnail(preg_replace('/\.Map\.Gbx$/i', '', $file));
    return $map;
  }
  
  function maps_getMapWithDetails($map){
    $content = file_get_contents($map['file']);
    $start = strpos($content, '<header');
    $end = strpos($content, '</header>');
    if($start && $end){
      $xml = new SimpleXMLElement(substr($content, $start, $end-$start+strlen('</header>')));

      foreach($xml->ident->attributes() as $name=>$value) {
        $map[$name] = (string)$value;
      }
      foreach($xml->desc->attributes() as $name=>$value) {
        $map[$name] = (string)$value;
      }
      foreach($xml->times->attributes() as $name=>$value) {
        $map[$name] = (string)$value;
      }
    }
    return $map;
  }
  
  function maps_getMapIncludedScreenshot($map){
    $content = file_get_contents($map['file']);
    $start = strpos($content, '<Thumbnail.jpg>');
    $end = strpos($content, '</Thumbnail.jpg>');
    if($start && $end){
      $imgsrc = imagecreatefromstring(substr($content, $start+strlen('<Thumbnail.jpg>'), $end-($start+strlen('<Thumbnail.jpg>'))));
      //mirror image vertically
      $imgdest = imagecreatetruecolor (256, 256);
      for($i=0; $i<256; $i++){
        imagecopy($imgdest, $imgsrc, 0, 255-$i, 0, $i, 256, 1);
      }
      $map['includedScreenshot'] = $imgdest; 
    }
    return $map;
  }
  
  function maps_getThumbnail($name){
    global $maps_thumbnails_directories;
    global $maps_thumbnails_extensions;
    
    foreach ($maps_thumbnails_directories as $thumbnails_directory_url=>$thumbnails_directory) {
      foreach($maps_thumbnails_extensions as $extension){
        if(file_exists("$thumbnails_directory$name.$extension")){
          return "$thumbnails_directory_url$name.$extension";
        }
      }
    }
    return null;   
  }
  
  function maps_getTime($t){
    $m = floor($t/60000);
    if($m<1){
      $m = 0;
    }
    $t = $t-($m*60000);
    $s = floor($t/1000);
    $t = $t-($s*1000);
    if($s<1){
      $s = '00';
    }else if($s<10){
      $s = "0".$s;
    }
    if($t<1){
      $t = '000';
    }else if($t<10){
       $t = "00".$t;
    }else if($t<100){
       $t = "0".$t;
    }
    return "$m:$s.$t";
  }
  
  function maps_displayMap($map, $position){
    global $maps_authors;
    global $mapscontent_color;
    global $content_colorhighlight;
    global $contenttop_image;
	global $contentbottom_image;
	global $title;
    global $text_color;
    global $manialink;
    global $server;
    $map = maps_getMapWithDetails($map);
    
    $y = 57;
    if($position>4*2-1){
      $y = $y - 48*2;
      $position = $position - 4*2;
    }else if($position>4-1){
      $y = $y - 48;
      $position = $position - 4;
   }
    $x = -160 + 80*$position;
    

    $thumbnail = $map['thumbnail'];
    $name = $map['name'];    
    $author = $map['author'];
    if(array_key_exists($author, $maps_authors)){
      $author = $maps_authors[$author];
    }
    $authortime = maps_getTime($map['authortime']);
    $mood = $map['mood'];
    $coppers = $map['displaycost']."C";
    $simplename = $map['simplename'];      
    $infos=file('./Content/Maps/Info/'.$simplename.'.txt');
	$shareurl = 'http://maniahome.maniaplanet.com/share/send/'; // Base URL
	$shareparams = array('link' => ''.$manialink.':map?'.$simplename.'', 'message' => 'like the map: '.$name.' $zat $h['.$manialink.'?maps]'.$title.'$h'); // Parameters
	$shareurl = $shareurl.'?'.http_build_query($shareparams); // Automatically escapes the parameters
	$shareurl = htmlentities($shareurl, ENT_QUOTES, 'UTF-8'); // Escapes the string to use it in a XML attribute

    
	echo "    <label id='' posn='160 83 -10' textsize='15.5' halign='right' textcolor='ffff' text='\$w\$oMAPS' />"; echo "\n";
    echo "  <frame posn='$x $y 1'>"; echo "\n";
    echo "    <quad id='' posn='2 -0.5 -10' sizen='76 45' style='Bgs1InRace' substyle='BgWindow2' />"; echo "\n";
    echo "    <quad id='' posn='2.4 -7 -5' sizen='75.2 32' bgcolor='$mapscontent_color' />"; echo "\n";
    if($thumbnail!=null){
      echo "    <quad id='' posn='27 -7' sizen='50.6 32' image='$thumbnail' />"; echo "\n";
    }else{
      echo "    <quad id='' posn='27 -7' sizen='50.6 32' image='${server}manialink.php?MapScreenshot=$simplename".htmlspecialchars('&')."/.jpg' />"; echo "\n";
    }
    echo "    <quad id='' posn='2.5 1.6 -3' sizen='10 10'  style='UIConstructionSimple_Buttons' substyle='Challenge' />"; echo "\n";
    echo "    <label id='' posn='11 -1.6' textsize='3' sizen='65 6' textcolor='$text_color' text='".htmlspecialchars($name, ENT_QUOTES, 'UTF-8')."' />"; echo "\n";
    echo "    <quad id='' posn='4 -32.3 -4' sizen='8 9' style='UIConstructionSimple_Buttons' substyle='Item' />"; echo "\n";
    echo "    <quad id='' posn='3 -32.3' sizen='10 9' style='Icons128x128_1' substyle='ChallengeAuthor' />"; echo "\n";
    echo "    <label id='' posn='4 -41' sizen='50 9' textsize='3' textcolor='$text_color' text='".htmlspecialchars($author, ENT_QUOTES, 'UTF-8')."' />"; echo "\n";
    echo "    <quad id='' posn='2.5 -8 10' sizen='6 5' halign='left' style='Icons128x128_1' substyle='Save'/>"; echo "\n";
    echo "    <label id='' posn='9 -9.5 6' halign='left' textsize='1' textcolor='0f0' text='\$s\$0f0".$infos[0]."' />"; echo "\n";
    echo "    <quad id='' posn='1 -13' sizen='8 8' style='UIConstructionSimple_Buttons' substyle='AuthorTime' />"; echo "\n";
    echo "    <label id='' posn='8 -15' textsize='3' sizen='18 6' textcolor='$text_color' text='$authortime' />"; echo "\n";
    echo "    <quad id='' posn='2.25 -19.5' sizen='7 7' style='Icons64x64_1' substyle='ToolLeague1' />"; echo "\n";
    echo "    <label id='' posn='9 -21' textsize='3' sizen='18 6' textcolor='$text_color' text='$mood' />"; echo "\n";
    echo "    <quad id='' posn='1.25 -25.5' sizen='8 8' style='UIConstructionSimple_Buttons' substyle='Stats' />"; echo "\n";
    echo "    <label id='' posn='9 -27.5' textsize='3' sizen='18 6' textcolor='$text_color' text='$coppers' />"; echo "\n";
    echo "    <label id='' posn='9 -29' textsize='3' sizen='18 6' textcolor='$text_color' text='$maps_map_price' />"; echo "\n";
    //echo "    <quad id='' posn='66.6 -37.5 10' sizen='8 8' halign='center' style='Icons64x64_1' substyle='Maximize' manialink='' />"; echo "\n";
    echo "    <quad id='' posn='74 -37.5 10' sizen='8 8' halign='center' style='Icons64x64_1' substyle='Save' manialink='$manialink:map?$simplename' />"; echo "\n";
    echo "    <frame posn='53 -37.5 10' >";
	echo "    <quad sizen='8 9' posn='2 -0.5 3' manialink='$shareurl' image='${server}Content/share.png'  imagefocus='${server}Content/share2.png'/>"; echo "\n";
	echo "  </frame>"; echo "\n"; 
	echo "  </frame>"; echo "\n";  
  }

  function maps_displayPages($n, $total){
    global $manialink;
    global $text_color;
    global $maps_map_price;
    $mapscount = count(glob('./Content/Maps/' . "*.Map.Gbx"));
 
    
	echo "  <frame posn='-30 69'>"; echo "\n";
    echo "    <quad id='' posn='64 -1.5' halign='left' sizen='6 6' style='ManiaPlanetLogos' substyle='IconPlanets' />"; echo "\n";
    echo "    <label id='' posn='70 -2.5' halign='left' textsize='3' textcolor='ffff' text='$maps_map_price $0afPlanets' /> "; echo "\n";
    echo "    <label id='' posn='93 -2.5' halign='left' textsize='3' textcolor='ffff' text='for each of $mapscount maps.' /> "; echo "\n";
    echo "  <quad id='' halign='left' posn='0 -1 -7' sizen='60 7' style='Bgs1InRace' substyle='BgWindow2' />"; echo "\n";
    echo "  <quad id='' halign='left' posn='62 -1 -7' sizen='82 7' style='Bgs1InRace' substyle='BgWindow2' />"; echo "\n";
    $link = '';
    if($n!=1){
      $link = "manialink='$manialink?Maps=1' ";
    }    
    echo "    <quad id='' posn='0 0.5' sizen='10 10' style='Icons64x64_1' substyle='ArrowFirst' $link/>"; echo "\n";
    $link = '';
    if($n!=1){
      $link = "manialink='$manialink?Maps=".($n-1)."' ";
    }
    echo "    <quad id='' posn='10 0.5' sizen='10 10' style='Icons64x64_1' substyle='ArrowPrev' $link/>"; echo "\n";
    $link = '';
    if($n!=$total){
      $link = "manialink='$manialink?Maps=".($n+1)."' ";
    }
    echo "    <quad id='' posn='40 0.5' sizen='10 10' style='Icons64x64_1' substyle='ArrowNext' $link/>"; echo "\n";
    $link = '';
    if($n!=$total){
      $link = "manialink='$manialink?Maps=$total' ";
    }
    echo "    <quad id='' posn='50 0.5' sizen='10 10' style='Icons64x64_1' substyle='ArrowLast' $link/>"; echo "\n";
    echo "    <label id='' posn='30 -4.5' halign='center' valign='center' textsize='3' textcolor='$text_color' text='$n/$total' /> "; echo "\n";
    echo "  </frame>"; echo "\n";
  }
  
  function maps_displayMaps(){
    maps_displayMapsAt(1);
  }
  
  function maps_displayMapsAt($n){
    $maps = maps_getMaps();
    $number_of_maps = count($maps);
    if($n==null || !is_numeric($n) || $n<1 || $n>(ceil($number_of_maps/12))){
      $n = 1;
    }
    startPage();
    $displayed_maps = array_splice($maps, ($n-1)*12, min($n*12, $number_of_maps));
    for($i=0; $i<count($displayed_maps); $i++){
      maps_displayMap($displayed_maps[$i], $i);
    }
    maps_displayPages($n, max(1, ceil($number_of_maps/12)));
    endPage();
  }
  
  function maps_displayMapsScreenshot($mapName){
    $found = null;
    $maps = maps_getMaps();
    foreach($maps as $map) {
       if($map['simplename']==$mapName){
          $found = $map;
       }
    }
    if($found!=null){
      $found = maps_getMapIncludedScreenshot($found);
      header('Content-Type: image/jpeg');
      imagejpeg($found['includedScreenshot']);
    }else{
      header("HTTP/1.0 404 Not Found");
    }
  }
  
  function maps_displayManiacodeMap(){
    $found = null;
    $maps = maps_getMaps();
    foreach($_GET as $key=>$value) {
      if($found==null){
        $found = null;
        foreach($maps as $map) {
           if($map['simplename']==$key){
              $found = $map;
           }
        }
      }
    }
    
    if($found!=null){
      $found = maps_getMapWithDetails($found);
      $name = $found['name'];
      $url = $found['url'];
	  $infos=file('./Content/Maps/Info/'.$simplename.'.txt');
	  $infos[0]=str_replace("\n","",$infos[0]);
      header('Content-Type: text/xml; charset=utf-8');
      echo '<?xml version="1.0" encoding="UTF-8"?'.'>'; echo "\n";
      echo "<maniacode>"; echo "\n";
      echo "  <install_map>"; echo "\n";
      echo "    <name>".htmlspecialchars($name, ENT_QUOTES, 'UTF-8')."</name>"; echo "\n";
      echo "    <url>".htmlspecialchars($url, ENT_QUOTES, 'UTF-8')."</url>"; echo "\n";
      echo "  </install_map>"; echo "\n";
      $infos[0]=str_replace("\n","",$infos[0]);
	  $infos[0]++;
	  $datei=fopen('./Content/Maps/Info/'.$simplename.'.txt','w');
	  fwrite($datei,$infos[0]);
	  fclose($datei);
	  echo "</maniacode>";
    }
  }

  function maps_mapsHandle($force){
    if($force){
       //default page
       maps_displayMapsAt(1);
    }else if(isset($_GET['Maps'])){
      maps_displayMapsAt($_GET['Maps']);
      return true;
    }else if(isset($_GET['MapScreenshot'])){
      maps_displayMapsScreenshot($_GET['MapScreenshot']);
      return true;
    }
    return false;
  }
?>