Re: RE: LWP get only <center> img
----- Original Message -----
From: Brian Volk <BVolk@HPProducts.com>
Date: Thursday, December 23, 2004 8:55 am
Subject: RE: LWP get only <center> img
> Mark,
>
> Thank you so much for your help, that worked great! It turns out
> that I
> already had the latest version of HTML::Tokeparser::Simple installed.
NP Bryon, that is what this list is all about. I am sure next time you'll try to give me a hand.
Happy Holiday's All...Cheers
Mark G.
>
> Thanks again!
>
> Brian
>
> > -----Original Message-----
> > From: mgoland@optonline.net [mgoland@optonline.net]
> > Sent: Thursday, December 23, 2004 1:22 AM
> > To: Brian Volk
> > Cc: Beginners (E-mail)
> > Subject: Re: LWP get only <center> img
> >
> >
> >
> >
> >
> > ----- Original Message -----
> > From: Brian Volk <BVolk@HPProducts.com>
> > Date: Wednesday, December 22, 2004 12:59 pm
> > Subject: LWP get only <center> img
> >
> > > Hi All,
> >
> > Hello
> > >
> > > I have a list of url source files... I need to get a certain
> "<img
> > > src="from each file. The one thing that separates it from the
> > > other <img src
> > > tags is it is preceded by <center> for example: <center><img
> > > src="/rcp/ObjectServer?table=Images&id=381" but the sequence
> of
> > > img tags is
> > > different in each of the files. Is there a way to get the img
> > > 'src' tag if
> > > the img tag is eq to <center>? Maybe I could write a regex to
> do
> > > this?pointers?
> > The module you are trying to use already has everything you
> > need for the task.
> > >
> > > I've broken my script down to try and get the <center> <img
> scr=
> > > from just
> > > one source file.
> > >
> > > Below is one attempt where I thought I was getting close ...
> > > maybe not...
> > > :~). Any suggestions would be greatly appreciated.
> >
> > You are real close, you need to use a few other functions
> > from the module.
> > >
> > >
> > >
> > > #!/usr/bin/perl
> > >
> > > use strict;
> > > use warnings;
> > > use HTML::TokeParser::Simple;
> > > use LWP::Simple;
> > >
> > > my $url = "
> > > http://www.rcpworksmarter.com/rcp/products/detail.jsp?rcpNum=1013
> > >
> >
> <http://www.rcpworksmarter.com/rcp/products/detail.jsp?rcpNum=1013> ";
> > > my $page = get($url)
> > > or die "Could not load URL\n";
> > You can avoid all of that if you download the latest release
> > of HTML::TokeParser::Simple from CPAN.
> >
> > >
> > > my $parser = HTML::TokeParser::Simple->new(\$page)
> > > or die "Could not parse page";
> > >
> > > $parser->get_tag ("img") || die;
> > > my $token = $parser->get_token;
> > > if ($token->[0] eq "center");
> > > print;
> > >
> > > # ---end ---
> >
> > Here is one way to do it. It's not a compleate deal, but will
> > work for the test page you have supplied and as a learning base.
> >
> > #!/usr/bin/perl
> >
> > use strict;
> > use warnings;
> > use HTML::TokeParser::Simple;
> >
> >
> > my $url =
> 'http://www.rcpworksmarter.com/rcp/products/detail.jsp?rcpNum=1013';
>
> my $parser = HTML::TokeParser::Simple->new(url => $url) or die
> "Could not
> parse page";
>
>
>
> while ( my $token = $parser->get_token ) {
>
>
> if ( $token->is_start_tag( 'center' ) ) {
> my $TAG = $parser->get_token();
> print $TAG->get_attr('src');
> }
>
> }
>
> HTH,
> Mark G.
>
> P.S. How about a free garbige bin for getting you on the way :O)
>
> >
> >
> > Brian Volk
> > HP Products
> > 317.298.9950 x1245
> > <bvolk@hpproducts.com> bvolk@hpproducts.com
> >
> >
> >
>
>
> --
> To unsubscribe, e-mail: beginners-unsubscribe@perl.org
> For additional commands, e-mail: beginners-help@perl.org
> <http://learn.perl.org/> <http://learn.perl.org/first-response>
>
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>
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>
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mgoland
12/23/2004 3:46:34 PM
perl.beginners
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