<?php
$DEBUG=false;
$VERBOSE=false;
// remove leaving slahs or backslash
function noSlash($pth)
{
   $c=substr($pth,-1);
   if(($c==="/")||($c==="\\"))
   {
      return substr($pth,0,-1);
   }
   return $pth;
}

function setWindows($name)
{
   for($i=0;$i<strlen($name);$i++)
   {
      if($name{$i}==="/")
      {
         $name{$i}="\\";
      }
   }
   return $name;
}

// convert local to URL and to unix
function setURL($name)
{
   for($i=0;$i<strlen($name);$i++)
   {
      if($name{$i}==="\\")
      {
         $name{$i}="/";
      }
   }
   return $name;
}

function textToUTF8($content)
{
   $content=str_replace("&","&amp;",$content);
   $content=str_replace("<","&lt;",$content);
   $content=str_replace(">","&gt;",$content);
   return $content;
}

// if drive letter in path, change drive
function changeDir($pth)
{
   chdir($pth);
   global $DEBUG;
   global $VERBOSE;
   if($DEBUG&&$VERBOSE)
   {
      echo "Now path is", " ", getcwd(), "\n";
   }
   return;
}

// Check if the source ends with the string search
function endWith($source,$search)
{
   $last=substr($search,-1);
   if(($last==="/")||($last==="\\"))
   {
      $search=substr($search,0,-1);
   }
   $lsea=strlen($search);
   $lsrc=strlen($source);
   if($lsrc<$lsea)
   {
      return false;
   }
   if(substr($source,-$lsea)===$search)
   {
      return true;
   }
   return false;
}

// test if this is a remote  address (host included in the string)
function hasProtocol($theurl)
{
   $lowname=strtolower(ltrim($theurl));
   if(substr($lowname,0,7)==="http://")
   {
      return true;
   }
   if(substr($lowname,0,6)==="ftp://")
   {
      return true;
   }
   if(substr($lowname,0,8)==="https://")
   {
      return true;
   }
   return false;
}

function siteOffset($theurl)
{
   $offset=0;
   $offset=strpos($theurl,"http://");
   if($offset===false)
   {
      $offset=strpos($theurl,"ftp://");
      if($offset===false)
      {
         $offset=strpos($theurl,"https://");
         if($offset!=false)
         {
            $offset+=8;
         }
      }
      else
      {
         $offset+=6;
      }
   }
   else
   {
      $offset+=7;
   }
   return $offset;
}

// return remote part and local part
function splitURL($theurl)
{
   $offset=siteOffset($theurl);
   if($offset===false)
   {
      return array("",$theurl);
   }
   $offset=strpos($theurl,"/",$offset);
   if($offset===false)
   {
      return array($theurl,"");
   }
   return array(substr($theurl,0,$offset),substr($theurl,$offset+1));
}

// get the remote part of URL
function getURL($theurl)
{
   $offset=siteOffset($theurl);
   $offset=strpos($theurl,"/",$offset);
   if($offset===false)
   {
      return $theurl;
   }
   return substr($theurl,0,$offset);
}


?>