[VWNC] Is it possible to execute the proxy script file *.pac from inside the smalltalk?

> -----Original Message-----
> From: [hidden email] [mailto:[hidden email]] On
> Behalf Of Mark Pirogovsky
> Sent: 25. kesäkuuta 2010 17:37
> To: [hidden email]
> Subject: [vwnc] [VWNC] Is it possible to execute the proxy script file
> *.pac from inside the smalltalk?
>
> Hello everybody.
> When our application connects to the internet for the information it
> has
> to go via Proxy.  We can read the proxy setup from the internet
> explorer
> setup when host and port are set explicitly.  However very often users
> are using the proxy scripts in *.pac file which looks like some java
> function.
>
> Does anyone know if it is possible to execute such a file from inside
> smalltalk ?
>
> here is an example of such a file:
>
> //pacfile
> function FindProxyForURL(url, host)
> {
>      /* Don't proxy local hostnames */
>      if (isPlainHostName(host))
>      {
>          return 'DIRECT';
>      }
>
>      /* Don't proxy local domains */
>      if (dnsDomainIs(host, ".session.rservices.com") ||
> (host == "session.rservices.com")
>      {
>          return 'DIRECT';
>      }
>
>      /* Don't proxy portal addresses */
>      if ((host == 'www.blackspider.com') ||
> dnsDomainIs(host, '.mailcontrol.com')
>
>      {
>          return 'DIRECT';
>      }
>
>      /* Don't proxy Windows Update */
>      if ((host == "download.microsoft.com") ||
> (host == "ntservicepack.microsoft.com") ||
> (host == "cdm.microsoft.com") ||
> (host == "wustat.windows.com") ||
> (host == "windowsupdate.microsoft.com") ||
> (dnsDomainIs(host, ".windowsupdate.microsoft.com")) ||
> (host == "update.microsoft.com") ||
> (dnsDomainIs(host, ".update.microsoft.com")) ||
> (dnsDomainIs(host, ".windowsupdate.com")))
>      {
>          return 'DIRECT';
>      }
>
>      if (isResolvable(host))
>      {
>          var hostIP = dnsResolve(host);
>
>          /* Don't proxy non-routable addresses (RFC 3330) */
>          if (isInNet(hostIP, '0.0.0.0', '255.0.0.0') ||
> isInNet(hostIP, '10.0.0.0', '255.0.0.0') ||
> isInNet(hostIP, '127.0.0.0', '255.0.0.0') ||
> isInNet(hostIP, '169.254.0.0', '255.255.0.0') ||
> isInNet(hostIP, '172.16.0.0', '255.240.0.0') ||
> isInNet(hostIP, '192.0.2.0', '255.255.255.0') ||
> isInNet(hostIP, '192.88.99.0', '255.255.255.0') ||
> isInNet(hostIP, '192.168.0.0', '255.255.0.0') ||
> isInNet(hostIP, '198.18.0.0', '255.254.0.0') ||
> isInNet(hostIP, '224.0.0.0', '240.0.0.0') ||
> isInNet(hostIP, '240.0.0.0', '240.0.0.0'))
>          {
>              return 'DIRECT';
>          }
>
>          /* Don't proxy local addresses */
>          if (isInNet(hostIP ,   "255.255.248.0") ||
> isInNet(hostIP, "255.255.255.255") ||
>
> isInNet(hostIP,   "255.255.255.255"))
>          {
>              return 'DIRECT';
>          }
>      }
>
>      if (url.substring(0, 5) == 'http:' || url.substring(0, 6) ==
> 'https:' || url.substring(0, 4) == 'ftp:')
>      {
>          return 'PROXY proxy.com:8081';
>      }
>
>      return 'DIRECT';
> }
>
>
>
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