Fehlermeldungen aufgrund Bilder-Script ?

Code:
//

//  Picture Plugin for PortaMx

//

//  V.03 - added hyperlinks per directory

//

//  easyvdr.de team

// 

/////////////////////////////////////////



// variable definition

///////////////////////

$size=160;

$sourceDirs=array(

  array("/opt/www/easy-vdr.de/httpdocs/piwigo/galleries/Usertreffen-2015-Ulm","http://www.easy-vdr.de/piwigo/index.php?/category/49"),

  array("/opt/www/easy-vdr.de/httpdocs/piwigo/galleries/Usertreffen-2015-Ulm","http://www.easy-vdr.de/piwigo/index.php?/category/49"),

  array("/opt/www/easy-vdr.de/httpdocs/piwigo/galleries/Usertreffen-2015-Ulm","http://www.easy-vdr.de/piwigo/index.php?/category/49"),

  array("/opt/www/easy-vdr.de/httpdocs/piwigo/galleries/easyVDR-20/", "http://www.easy-vdr.de/piwigo/index.php?/category/44")

);



// Search source directory(s) for albums (=subdirs)

////////////////////////////////////////////////////

foreach($sourceDirs as $sourceDirArr) {

  $sourceDir=$sourceDirArr[0];

  !preg_Match("/\/$/",$sourceDir) && $sourceDir=$sourceDir."/";

  $DIR = openDir($sourceDir);



  // Search subdirs - but exclude '.'dirs & tmp folders

  ///////////////////////////////////////////////////

  while($child=readdir ($DIR)) {

    $dirname=$sourceDir.$child;

    if(is_dir($dirname) && !preg_match("/^\./",$child) && $child != "tmp"){    

//DEBUG      echo "$dirname\n<br>";

      $dirs[] = array($dirname, $sourceDirArr[1]);

    } else if(is_file($dirname) && !preg_match("/^thumb/i",$child) && preg_Match("/(jpg|gif|jpeg)$/i",$child)) {

      // Search pics - but exclude thumbnails

      ///////////////////////////////////////////////////

      $pics[]=array($dirname, $sourceDirArr[1]);

//DEBUG      echo "$dirname.$child<br>\n";

    }

  }

}

closedir($DIR);



// Now that we have all directories with albums in $dirs (dirs[0]=dir, dir[1]=weblink) - lets lookup Pictures

///////////////////////////////////////////////////////////////

foreach($dirs as $dirArr) {

  $dir=$dirArr[0];

  !preg_Match("/\/$/",$dir) && $dir=$dir."/";

//DEBUG  echo $dir."\n<br>";

  

  $DIR = openDir("$dir");

  while (($child = readDir($DIR))) {



    // Search pics - but exclude thumbnails

    ///////////////////////////////////////////////////

    if (!preg_match("/^thumb/i",$child) && preg_Match("/(jpg|gif|jpeg)$/i",$child)) {

      $pics[]=array($dir.$child, $dirArr[1]);

//DEBUG      echo "$dir.$child<br>\n";

    }

  }

}



// $pics is a large array of the pictures (pics[0]=pic, pics[1]=weblink) we found - inkl. directory path

//////////////////////////////////////////////////////////////////////////

$random = rand(0,count($pics)-1);



$picIntLink=$pics[$random][0];

$webLink=$pics[$random][1];

$docRoot="/".str_replace('/','\/', $_SERVER[ 'DOCUMENT_ROOT'])."/";

$picExtLink=preg_replace($docRoot, '', $pics[$random][0]);



echo "<a href='$webLink'><img src='http://".$_SERVER['SERVER_NAME']."/gallery/thumb/thumb.php?image=$picExtLink&size=$size&type=RESIZE'></a><br>";