<?php
function showtemplate($tplfile) {
	global $conn, $config, $set, $basedir, $basepath, $extras, $ext_variables, $ext_tplfile;
	$tplarray=file("templates/".$tplfile);
	$template=join("", $tplarray);
	$xml=0;
	$all_categories=0;
	if (ereg("\.xml$", $tplfile)):
		$xml=1;
	endif;

	if (ereg("#VIDEO_LOOP([0-9]*)#(.+)#END_VIDEO_LOOP#", $template, $videoregs)):
		$template = ereg_replace("#VIDEO_LOOP([0-9]*)#(.+)#END_VIDEO_LOOP#", "#REPEATVIDEOBLOCK#", $template);
		$config["vids_perpage"]=$videoregs[1];
		if (ereg("#CATEGORY_ALL#", $videoregs[2])):
			$all_categories=1;
		endif;
		if ($xml==1):
			$videoblock=showVideosXML($videoregs[2], $config["vids_perpage"]);		
		else:
			$videoblock=showVideos($videoregs[2], $config["vids_perpage"]);
		endif;
		$template = preg_replace("/#REPEATVIDEOBLOCK#/", $videoblock, $template);
	endif;
	if (ereg("^[0-9]+\-", $_GET["get1"])):
		if (ereg("^[0-9]+\-thumbs", $_GET["get1"])):
			$tplarray=file($basepath."/templates/thumbs.html");
		else:
			$tplarray=file($basepath."/templates/video.html");
		endif;
		$template=join("", $tplarray);		
		$template = showVideos($template, 1);	
	endif;

	if ((isset($_GET["get1"])) AND (!ereg("^[0-9]+", $_GET["get1"]))):
		$template = showCatDetails($template);
	endif;
	
	$template = showSiteDetails($template);

	$variables=array();
	$variables["#VIDEOCOUNT#"]="countVideos();";
	$variables["#CATEGORIES[_]{0,1}([^#]*)#"]="showCats(0,0,\$matched[1]);";
	$variables["#CATLINKS[_]{0,1}([^#]*)#"]="showCats(1,0,\$matched[1]);";

	$variables["#PAGES#"]="showPages(".$all_categories.");";

	$variables["#SITEROOT#"]="\$basedir.\"/\";";
	$variables["#TEMPLATE#"]="\$basedir.\"/templates/\";";
	$variables["#TPLPATH#"]="\$basepath.\"/templates/\";";
	$variables["#DATERFC#"]="date(\"r\");";

	if (count($extras)>0):
		foreach ($extras AS $value) {
			if ((isset($ext_variables["main"][$value])) AND (is_array($ext_variables["main"][$value]))):
				foreach ($ext_variables["main"][$value] AS $key => $extvar) {
					$variables[$key]=$extvar;
				}
			endif;		
		}
	endif;

	foreach($variables as $variable => $replacement) {
		while (preg_match("/".$variable."/",$template, $matched)):
			$replace=eval("return ".$replacement);
			$template = preg_replace("/".$variable."/", $replace, $template, 1);
		endwhile;
	}

	if (ereg("\.xml$", $tplfile)):
		return $template;
	else:
		return eval("?".">" . $template . "<"."?php ");
	endif;
}

function getExtras(){
		global $config, $basedir, $basepath;
		$extras=array();
		if (is_dir($config["ext_path"])):
			$extdir = opendir($config["ext_path"]);
			while (false !== ($files = readdir($extdir))) {
			   if ((is_file(rtrim($config["ext_path"], "/")."/".$files)) AND (ereg("functions\.([^\.]+)\.php", $files, $regs))):
			   	$extras[] = $regs[1];
			   endif;
			}
			closedir($extdir);
			sort ($extras);
			reset($extras);
    endif;
		return $extras;
}

function showSiteDetails($template)
{
	global $config, $conn, $basedir;
	$output="";
	$variables=array();

	$select=LDB_Exec($conn,"SELECT sites.* FROM sites WHERE sites.id='".$config["site_id"]."' LIMIT 1");
	if ((LDB_NumRows($select))>0):
		$result=LDB_Fetch_Array($select,0);
		$variables["#KEYWORDS#"]=$result["keywords"];
		$variables["#DESCRIPTION#"]=$result["description"];
		$variables["#TITLE#"]=$result["name"];
	endif;

	foreach($variables as $variable => $replacement) {
		$template = preg_replace("/".$variable."/", $replacement, $template);
	}
	$output=$template;

	if ($output!=""):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], $output);
		else:
			return $output;
		endif;
	else:
		return false;
	endif;
}

function showCatDetails($template)
{
	global $config, $conn, $basedir;
	$output="";
	$variables=array();

	$select=LDB_Exec($conn,"SELECT category.* FROM category WHERE category.catlink='".$_GET["get1"]."' LIMIT 1");
	if ((LDB_NumRows($select))>0):
		$result=LDB_Fetch_Array($select,0);
		if ($result["category"]!=""):
			$variables["#TITLE#"]=$result["category"];
		endif;
		if ($result["keywords"]!=""):
			$variables["#KEYWORDS#"]=$result["keywords"];
		endif;
		if ($result["description"]!=""):
			$variables["#DESCRIPTION#"]=$result["description"];
		endif;
	endif;

	foreach($variables as $variable => $replacement) {
		$template = preg_replace("/".$variable."/", $replacement, $template);
	}
	$output=$template;

	if ($output!=""):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], $output);
		else:
			return $output;
		endif;
	else:
		return false;
	endif;
}

function showCats($links=0, $video_id=0, $separator=", ")
{
	global $config, $conn, $basedir;
	$output=array();
	$where[]="sites.id='".$config["site_id"]."'";

	if ($video_id!=0):
		$where[]="video2cat.video_id='".$video_id."'";
	endif;
	$wherestr=" WHERE ".implode(" AND ", $where);
	
	
	$select_cat=LDB_Exec($conn,"SELECT category.* FROM category INNER JOIN video2cat ON video2cat.cat_id=category.id INNER JOIN site2cat ON category.id = site2cat.cat_id INNER JOIN sites ON site2cat.site_id = sites.id".$wherestr." GROUP BY category.id ORDER BY category.category");
	if ((LDB_NumRows($select_cat))>0):
		for ($u=0; $u<LDB_NumRows($select_cat); $u++) {
				$result_cat=LDB_Fetch_Array($select_cat,$u);
				$current="";
				if ($_GET["get1"]==$result_cat["catlink"]) $current=" class=\"current\"";
				if ($links!=0):
					$output[]="<a href=\"".$basedir."/".$result_cat["catlink"]."/\"".$current.">".$result_cat["category"]."</a>\n";
				else:
					$output[]=$result["name"];
				endif;
		}
	endif;

	if ($separator=="") $separator=", ";

	if (count($output)>0):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], implode($separator, $output));
		else:
			return implode($separator, $output);
		endif;
	else:
		return false;
	endif;
}

function showVideos($templateblock, $perpage)
{
	global $conn, $config, $set, $basedir, $basepath, $extras, $ext_variables, $ext_tplfile;

	$output="";
	$where=array();
	$wherestr="";
	$orderstr="";
	$groupstr=" GROUP BY video.id";
	$limitstr="";
	$join="";
	$repeat=array();
				
	if ($perpage!=""):
 		$start=$set*$perpage;
		$limitstr=" LIMIT ".$start.",".$perpage;
	endif;

	if (ereg("#ORDER_([A-Z]{1})#", $templateblock, $regs)):
		$config["vids_order"]=$regs[1];
	elseif ((isset($_COOKIE["order"])) AND ($_COOKIE["order"]!="")):
		$config["vids_order"]=$_COOKIE["order"];
	endif;

	switch ($config["vids_order"]) {
	case "A":
    $orderstr=" ORDER BY video.active";
    break;
	case "Z":
    $orderstr=" ORDER BY video.active DESC";
    break;
	case "R":
    $orderstr=" ORDER BY RAND()";
    break;
	default:
    $orderstr=" ORDER BY video.active DESC";
	}

	$join.=" INNER JOIN video2cat ON video.id = video2cat.video_id";
	$join.=" INNER JOIN category ON video2cat.cat_id = category.id";
	$join.=" INNER JOIN site2cat ON video2cat.cat_id = site2cat.cat_id";
	$join.=" INNER JOIN sites ON site2cat.site_id = sites.id";

	$ext_tplfile["ereg"]["video"]="^[0-9]+\-";
	$ext_tplfile["eval"]["video"]="\$video_id=ereg(\"^([0-9]+)\\-\", \$_GET[\"get1\"], \$regs); \$where[]=\"video.id='\".\$regs[1].\"'\"; \$limitstr=\" LIMIT 1\";";	

	if (!ereg("#CATEGORY_ALL#", $templateblock)):
		$ext_tplfile["ereg"]["category"]="^[^0-9]+\-?";
		$ext_tplfile["eval"]["category"]="\$where[]=\"category.catlink='\".\$_GET[\"get1\"].\"'\";";	
	endif;

	foreach($ext_tplfile["ereg"] as $key => $value) {
		if (!isset($_GET["get1"])) $_GET["get1"]="";
		if (ereg($value, $_GET["get1"])):
			if (isset($ext_tplfile["eval"][$key])):
				eval($ext_tplfile["eval"][$key]);
				if (isset($ext_tplfile["break"][$key])):
					break;
				endif;			
			endif;
		endif;
	}
	
	$where[]="video.active!=''";
	$where[]="video.active<'".time()."'";
	$where[]="sites.id='".$config["site_id"]."'";

	$where[]="video.id NOT IN (
	SELECT video.id 
	FROM video 
	INNER JOIN video2cat ON video.id = video2cat.video_id 
	INNER JOIN category ON video2cat.cat_id = category.id
	INNER JOIN siteXcat ON video2cat.cat_id = siteXcat.cat_id 
	INNER JOIN sites ON siteXcat.site_id = sites.id  
	WHERE sites.id='".$config["site_id"]."'
	)";

	$wherestr=" WHERE ".implode(" AND ", $where);

	$select=LDB_Exec($conn,"SELECT video.*, sites.ext_desc FROM video ".$join.$wherestr.$groupstr.$orderstr.$limitstr);

	if (LDB_NumRows($select)!=0):
		$tns=array();
		$tns=tns($config["vids_screenshots"]);
		$tncount=count($tns);
		
		for ($i=0; $i<LDB_NumRows($select); $i++) {
			$result=LDB_Fetch_Array($select,$i);
			$line=$templateblock;
			$variables=array();
			$repeat=array();
			$template=array();
			$ext_descriptions=array();
			$ext_descriptions=explode("\n", trim($result["ext_desc"]));
	
			$content_files = Array();
			$contentdir = opendir($config["vids_path"]."/".$result["dir_name"]);
			while (false !== ($files = readdir($contentdir))) {
			   if ((is_file($config["vids_path"]."/".$result["dir_name"]."/".$files)) AND ($files!=".") AND ($files!="..")):
			   	$content_files[] = $files;
			   endif;
			}
			closedir($contentdir);
			sort ($content_files);
			reset ($content_files);
	
			$r=0;
			$variables["#VIDEOSELECT#"]="";
			foreach ($content_files as $file) {
				if (is_file($config["vids_path"]."/".$result["dir_name"]."/".$file)):
					$size=filesize($config["vids_path"]."/".$result["dir_name"]."/".$file);
					$repeat[$r]["#VIDEOSIZE#"]=bytestostring($size);
					$repeat[$r]["#VIDEOEXT#"]=trim(strtolower(strrchr($file, '.')), ".");
					$variables["#VIDEOSELECT#"].="<option value=\"".trim(strtolower(strrchr($file, '.')), ".")."\">".trim(strtolower(strrchr($file, '.')), ".")." - ".bytestostring($size)."</option>\n";
					foreach ($ext_descriptions as $ext_description) {
						if (ereg("^".$repeat[$r]["#VIDEOEXT#"]."\|", $ext_description)):
							$repeat[$r]["#EXTDESCR#"]=str_replace($repeat[$r]["#VIDEOEXT#"]."|", "", $ext_description);
						endif;
					}
					if (trim(strtolower(strrchr($file, '.')), ".")=="wmv"):
						$wmvfile=$file;
					endif;
				else:
					$repeat[$r]["#VIDEOSIZE#"]="";
					$repeat[$r]["#VIDEOEXT#"]="";
					$repeat[$r]["#EXTDESCR#"]="";
				endif;
				$r++;
			}
			if ($variables["#VIDEOSELECT#"]!=""):
				$variables["#VIDEOSELECT#"]="<select name=\"file\">\n".$variables["#VIDEOSELECT#"]."</select>\n";
			endif;

			if (!$wmvfile) $wmvfile=$content_files[0];
			if (is_file($config["vids_path"]."/".$result["dir_name"]."/".$wmvfile)):
				$movie = new ffmpeg_movie($config["vids_path"]."/".$result["dir_name"]."/".$wmvfile, 0);
				$lenght=$movie->getDuration();
				$lenght_mins=floor($lenght/60);
				$lenght_secs=str_pad(ceil($lenght-($lenght_mins*60)), 2, "0", STR_PAD_LEFT);
				$width=$movie->getFrameWidth();
				$height=$movie->getFrameHeight();
				$variables["#VIDEOWIDTH#"]=$width;
				$variables["#VIDEOHEIGHT#"]=$height;
				$variables["#VIDEOLENGHT#"]=$lenght_mins.":".$lenght_secs;
				$variables["#VIDEOFILE#"]=ereg_replace("\.[^\.]+$", "", $wmvfile);
			else:
				$variables["#VIDEOLENGHT#"]="";
				$variables["#VIDEOFILE#"]="";
				$variables["#VIDEOWIDTH#"]="";
				$variables["#VIDEOHEIGHT#"]="";
			endif;

			if (ereg("#FILE_LOOP([0-9]*)#(.+)#END_FILE_LOOP#", $line, $regs)):
			    $loopcount=$regs[1];
					$line=ereg_replace("#FILE_LOOP([0-9]*)#(.+)#END_FILE_LOOP#", "#REPEATFILEBLOCK#", $line);
					$replaceblock="";
					$loop=0;
					foreach($repeat as $key => $value) {
						if (($loopcount=="") OR ($loop<$loopcount)):
							$repeatblock=$regs[2];
							$repeatblock = preg_replace("/#VIDEOSIZE#/", $repeat[$key]["#VIDEOSIZE#"], $repeatblock);
							$repeatblock = preg_replace("/#VIDEOEXT#/", $repeat[$key]["#VIDEOEXT#"], $repeatblock);
							$repeatblock = preg_replace("/#EXTDESCR#/", $repeat[$key]["#EXTDESCR#"], $repeatblock);
							$replaceblock.=$repeatblock;
							$loop++;
						endif;
					}
				$variables["#REPEATFILEBLOCK#"]=$replaceblock;
			endif;
				
			foreach($variables as $variable => $replacement) {
				$line = preg_replace("/".$variable."/", $replacement, $line);
			}
				
			$variables=array();
			if (ereg("#CATLINKS[_]{0,1}([^#]*)#", $line)):
				$variables["#CATLINKS[_]{0,1}([^#]*)#"]="showCats(1, '".$result["id"]."',\$matched[1]);";
				foreach($variables as $variable => $replacement) {
					while (preg_match("/".$variable."/",$line, $matched)):
						$replace=eval("return ".$replacement);
						$line = preg_replace("/".$variable."/", $replace, $line, 1);
					endwhile;
				}
			endif;


			$variables=array();
			$variables["#VIDEOURL#"]=$basedir."/".$result["id"]."-".mklink($result["title"], "-")."/";
			$variables["#VIDEOTITLE#"]=str_replace("&","&amp;",$result["title"]);
			$variables["#VIDEOKEYWORDS#"]=str_replace("&","&amp;",$result["keywords"]);
			$variables["#VIDEODESCRIPTION#"]=nl2br(htmlspecialchars($result["description"], ENT_QUOTES));
			$variables["#VIDEODESC#"]=nl2br(htmlspecialchars(ereg_replace("\n(.*)$","",$result["description"]), ENT_QUOTES));
			$variables["#VIDEOID#"]=$result["id"];
			$variables["#VIDEOLINK#"]=$result["id"]."-".mklink($result["title"], "-");
			$variables["#VIDEOADD#"]=date($config["date_format"], $result["active"]);
			$variables["#VIDEORFC#"]=date("r", $result["active"]);
			$variables["#ORDER_([A-Z]{1})#"]="";
			$variables["#CATEGORY_ALL#"]="";
						
			$size=""; $imgnr=1;
			for ($u=1; $u<=$tncount; $u++) {
				if ($size!=$tns[$u]["width"]."x".$tns[$u]["height"]) $imgnr=1;
				if (is_file($config["vids_screenshots_path"]."/".$result["id"]."/".$u.".jpg")):
					$variables["#IMG".$imgnr."x".$tns[$u]["width"]."x".$tns[$u]["height"]."#"]=$config["vids_screenshots_url"]."/".$result["id"]."/".$u.".jpg";
				else:
					$variables["#IMG".$imgnr."x".$tns[$u]["width"]."x".$tns[$u]["height"]."#"]="";
				endif;		
				if (($size!="") AND ($size!=$tns[$u]["width"]."x".$tns[$u]["height"])):
					$previmg=$u-1;
					$randimg=rand(1,$tns[$previmg]["count"]);
					$variables["#IMGx".$tns[$previmg]["width"]."x".$tns[$previmg]["height"]."#"]=$variables["#IMG".$randimg."x".$tns[$previmg]["width"]."x".$tns[$previmg]["height"]."#"];
				endif;
				$size=$tns[$u]["width"]."x".$tns[$u]["height"];
				$imgnr++;
			}
			
			$u--;
			$randimg=rand(1,$tns[$u]["count"]);
			$variables["#IMGx".$tns[$u]["width"]."x".$tns[$u]["height"]."#"]=$variables["#IMG".$randimg."x".$tns[$u]["width"]."x".$tns[$u]["height"]."#"];

			foreach($variables as $variable => $replacement) {
				$line = preg_replace("/".$variable."/", $replacement, $line);
			}

			$variables=array();
			if (count($extras)>0):
				foreach ($extras AS $value) {
					if ((isset($ext_variables["video"][$value])) AND (is_array($ext_variables["video"][$value]))):
						foreach ($ext_variables["video"][$value] AS $key => $extvar) {
							$variables[$key]=$extvar;
						}
					endif;		
				}
			endif;
			
			foreach($variables as $variable => $replacement) {
				while (preg_match("/".$variable."/",$line, $matched, $count)):
					$replace=eval("return ".$replacement);
					$line = preg_replace("/".$variable."/", $replace, $line, 1);
				endwhile;
			}

			$output.= $line."\n";
		}
	endif;
	
	if ($output!=""):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], $output);
		else:
			return $output;
		endif;
	else:
		return false;
	endif;
}

function showPages($all_cats=0)
{
	global $conn, $config, $set, $basedir, $basepath;

	$perpage=$config["vids_perpage"];
	$links=$config["pages"];
	$output="";
	$where=array();
	$wherestr="";
	$join="";
	$groupstr=" GROUP BY video.id";
	$where[]="site2cat.site_id='".$config["site_id"]."'";
				
	if ($all_cats==0):
		$ext_tplfile["ereg"]["category"]="^[^0-9]+\-?";
		$ext_tplfile["eval"]["category"]="\$where[]=\"category.catlink='\".\$_GET[\"get1\"].\"'\";";
	endif;

	if (count($ext_tplfile["ereg"])>0):
		foreach($ext_tplfile["ereg"] as $key => $value) {
			if (ereg($value, $_GET["get1"])):
				if (isset($ext_tplfile["eval"][$key])) eval($ext_tplfile["eval"][$key]);
				break;
			endif;
		}
	endif;
	
	$where[]="video.active!=''";
	$where[]="video.active<'".time()."'";
	$where[]="sites.id='".$config["site_id"]."'";

	$where[]="video.id NOT IN (
	SELECT video.id 
	FROM video 
	INNER JOIN video2cat ON video.id = video2cat.video_id 
	INNER JOIN category ON video2cat.cat_id = category.id
	INNER JOIN siteXcat ON video2cat.cat_id = siteXcat.cat_id 
	INNER JOIN sites ON siteXcat.site_id = sites.id  
	WHERE sites.id='".$config["site_id"]."'
	)";

	$wherestr=" WHERE ".implode(" AND ", $where);

	$join.=" INNER JOIN video2cat ON video.id = video2cat.video_id";
	$join.=" INNER JOIN category ON video2cat.cat_id = category.id";
	$join.=" INNER JOIN site2cat ON video2cat.cat_id = site2cat.cat_id";
	$join.=" INNER JOIN sites ON site2cat.site_id = sites.id";

	$select=LDB_Exec($conn,"SELECT video.* FROM video ".$join.$wherestr.$groupstr);
	$link=$basedir."/";
	if ((isset($_GET["get1"])) AND ($_GET["get1"]!="") AND (!ereg("^[0-9]+$", $_GET["get1"])) AND (!ereg("^[0-9]+\-", $_GET["get1"]))):
		$link.=$_GET["get1"]."/";
	endif;
	if ((isset($_GET["get2"])) AND ($_GET["get2"]!="") AND (!ereg("^[0-9]+$", $_GET["get2"]))):
		$link.=$_GET["get2"]."/";
	endif;

	if (LDB_NumRows($select)>0):
		if ($perpage=="") $perpage=LDB_NumRows($select);
		$pages=(ceil(LDB_NumRows($select)/$perpage))-1;
		if ($pages>0):
			if (($set>0) AND (isset($config["var_first"])) AND ($config["var_first"]!="")) $output.= "<li><a href=\"".$link."\" target=\"_self\">".$config["var_first"]."</a></li>\n";
			
			$slinks=$links-1;
			if ($set<=$slinks/2):
				$start=0;
				$end=$slinks;
				if ($end>$pages):
					$end=$pages;
				endif;
			elseif ($set>($pages-$slinks/2)):
				$start=$pages-$slinks;
				if ($start<0) $start=0;
				$end=$pages;
			else:
				$start=$set-(floor($slinks/2));
				if ($start<0) $start=0;
				$end=$set+(ceil($slinks/2));
				if ($end>$pages):
					$end=$pages;
				endif;
			endif;
			if (($set==1) AND (isset($config["var_prev"])) AND ($config["var_prev"]!="")):
				$output.= "<li><a href=\"".$link."\" target=\"_self\">".$config["var_prev"]."</a></li>\n";
			elseif (($set>1) AND (isset($config["var_prev"])) AND ($config["var_prev"]!="")):
				$output.= "<li><a href=\"".$link.($set-1)."/\" target=\"_self\">".$config["var_prev"]."</a></li>\n";
			endif;
			for ($j=$start; $j<=$end; $j++) {
				$current="";
				if ($j==$set) $current=" class=\"current\"";
				if ($j==0):
					$output.= "<li><a href=\"".$link."\"".$current." target=\"_self\">".($j+1)."</a></li>\n";
				else:
					$output.= "<li><a href=\"".$link.$j."/\"".$current."  target=\"_self\">".($j+1)."</a></li>\n";
				endif;
			}
			if (($set<$pages) AND (isset($config["var_next"])) AND ($config["var_next"]!="")):
				$output.= "<li><a href=\"".$link.($set+1)."/\"  target=\"_self\">".$config["var_next"]."</a></li>\n";
			endif;
			if (($set<$pages) AND (isset($config["var_next"])) AND ($config["var_next"]!="")):
				$output.= "<li><a href=\"".$link.$pages."/\" target=\"_self\">".$config["var_last"]."</a></li>\n";
			endif;
		endif;
	endif;

	if ($output!=""):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], $output);
		else:
			return $output;
		endif;
	else:
		return "<li><a href=\"".$link."\" class=\"current\" target=\"_self\">1</a></li>\n";
	endif;
}

function mainPage()
{
	if ((!isset($_GET["get1"])) OR ($_GET["get1"]=="")):
		return true;
	else:
		return false;
	endif;
}

function countVideos()
{
	global $conn, $config;

	$output="";
	$select=LDB_Exec($conn,"SELECT video.id FROM video INNER JOIN video2cat ON video.id = video2cat.video_id INNER JOIN site2cat ON video2cat.cat_id = site2cat.cat_id WHERE site2cat.site_id='".$config["site_id"]."' GROUP BY video.id");
	$output=LDB_NumRows($select);

	if ($output!=""):
		if ($config["charset"]!="utf-8"):
			return @iconv("utf-8", $config["charset"], $output);
		else:
			return $output;
		endif;
	else:
		return false;
	endif;
}

function mklink($translink,$separator) {
	$trans = array("á"=>"a", "ä"=> "a", "č"=>"c", "ď"=>"d", "é"=>"e", "ě"=>"e", "ë"=>"e", "í"=>"i", "&#239;"=>"i", "ň"=>"n", "ó"=>"o", "ö"=>"o", "ř"=>"r", "š"=>"s", "ť"=>"t", "ú"=>"u", "ů"=>"u", "ü"=>"u", "ý"=>"y", "&#255;"=>"y", "ž"=>"z", "ĺ"=>"l", "Á"=>"A", "Ä"=>"A", "Č"=>"C", "Ď"=>"D", "É"=>"E", "Ě"=>"E", "Ë"=>"E", "Í"=>"I", "&#207;"=>"I", "Ň"=>"N", "Ó"=>"O", "Ö"=>"O", "Ř"=>"R", "Š"=>"S","Ť"=>"T", "Ú"=>"U", "Ů"=>"U", "Ü"=>"U", "Ý"=>"Y", "&#376;"=>"Y", "Ž"=>"Z", "Ĺ"=>"L", " "=>"-");
	$newlink=strtr(trim($translink), $trans);
	$newlink=StrToLower(ereg_replace("[^a-zA-Z0-9\-]",$separator,$newlink));
	$newlink=ereg_replace("[".$separator."]{2,}",$separator,$newlink);
	$newlink=trim($newlink, $separator);
	return $newlink;
}

function bytestostring($size, $precision = 0) {
    $sizes = array('YB', 'ZB', 'EB', 'PB', 'TB', 'GB', 'MB', 'kB', 'B');
    $total = count($sizes);

    while($total-- && $size > 1024) $size /= 1024;
    return round($size, $precision).$sizes[$total];
}

function tns($tnsstr) 
  {
	 	$tns_tmp1=array();
		$tn=array();
		$tnnr=1;
		if ($tnsstr!=""):
			$tns_tmp1=explode(";", trim($tnsstr));
			foreach ($tns_tmp1 AS $value)
			{
				$tns_tmp2=array();
				$tns_tmp2=explode("x", trim($value));
				if ((isset($tns_tmp2[0])) AND (isset($tns_tmp2[1])) AND (isset($tns_tmp2[2]))):
					for ($i=0; $i<$tns_tmp2[0]; $i++) {
					$tn[$tnnr]["count"]=$tns_tmp2[0];
					$tn[$tnnr]["width"]=$tns_tmp2[1];
					$tn[$tnnr]["height"]=$tns_tmp2[2];
					$tnnr++;
					}
				endif;
			}	
		endif;
    return $tn;
  }
?>