xmltv/grab/uk_tvguide tv_grab_uk_tvguide,1.19,1.20

Update of /cvsroot/xmltv/xmltv/grab/uk_tvguide
In directory sfp-cvs-1.v30.ch3.sourceforge.com:/tmp/cvs-serv23698

Modified Files:
	tv_grab_uk_tvguide 
Log Message:
Try to avoid break when no response from tv_guide website (bug #514)

Index: tv_grab_uk_tvguide
===================================================================
RCS file: /cvsroot/xmltv/xmltv/grab/uk_tvguide/tv_grab_uk_tvguide,v
retrieving revision 1.19
retrieving revision 1.20
diff -C2 -d -r1.19 -r1.20
*** tv_grab_uk_tvguide	1 Jan 2017 12:56:39 -0000	1.19
--- tv_grab_uk_tvguide	1 Jan 2017 13:01:03 -0000	1.20
***************
*** 206,209 ****
--- 206,216 ----
  				if ($tree) {
  					my $channelname = $tree->look_down('_tag' => 'option', 'value' => $channel_id);
+ 
+ 					# tvguide website can be very slow - try to avoid barfing when no response
+ 					if (!defined $channelname) {
+ 						print STDERR "Unable to retrieve web page for $channel_id \n";
+ 						next;
+ 					}
+ 
  					$channelname = $channelname->as_text;
  					


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