HTML Parser: Which one is better?

I'm new to Ruby and need to parse some web pages. I googled "ruby HTML
parser" and have found several parser avaliable. They all seem good and
I'm wondering which one is better for me since I'll have to deal with
many pages encoded in different encoding, such UTF-8, GB2312 and GBK(For
Chinese). So please help me. Thanks.

···

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Posted via http://www.ruby-forum.com/.

Hpricot is a good starting point.

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On 31/05/07, Zhang Yin <gsofhon@gmail.com> wrote:

I'm new to Ruby and need to parse some web pages. I googled "ruby HTML
parser" and have found several parser avaliable. They all seem good and
I'm wondering which one is better for me since I'll have to deal with
many pages encoded in different encoding, such UTF-8, GB2312 and GBK(For
Chinese). So please help me. Thanks.

--
Posted via http://www.ruby-forum.com/\.

--
Rasputin :: Jack of All Trades - Master of Nuns
http://number9.hellooperator.net/

Rubyful soup I like. Its highly simple to use although the construction
of the object from HTML is a bit slower than I'd like. Quite easy to
use.

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Posted via http://www.ruby-forum.com/.

Dick Davies wrote:

Hpricot is a good starting point.

OK, I got it. Thanks a lot.

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Posted via http://www.ruby-forum.com/\.

Hpricot is a good starting point.

Yeah Hpricot is good, but in general the quality of the Ruby web scraping
choices is pretty impressive. There are variants that are just built on top
of Hpricot but provide an even simpler API.

However your second problem is a bit trickier, where you encounter
alternate encodings. To do any kind of real work with multiple code
pages you want to be converting it to unicode (UTF-8) at fetch time.

This isn't Ruby's strong point (which is not the same thing as saying
it can't do it). But there are multiple choices here - running Ruby on
JRuby (Java) just for the seamless unicode/codepage support. Hpricot
is ported to JRuby for instance. I would have a good look at what
Ruby libraries enable explicit code page conversions.

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On 5/31/07, Dick Davies <rasputnik@gmail.com> wrote:

On 31/05/07, Zhang Yin <gsofhon@gmail.com> wrote:
> I'm new to Ruby and need to parse some web pages. I googled "ruby HTML
> parser" and have found several parser avaliable. They all seem good and
> I'm wondering which one is better for me since I'll have to deal with
> many pages encoded in different encoding, such UTF-8, GB2312 and GBK(For
> Chinese). So please help me. Thanks.
>
> --
> Posted via http://www.ruby-forum.com/\.
>

--
Rasputin :: Jack of All Trades - Master of Nuns
http://number9.hellooperator.net/

I've had great success with this. Just make sure you're using a later version of Ruby 1.8.5+ (that includes the NKF library) and you should be fine.

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On 2007-05-31 02:36:57 -0700, "Richard Conroy" <richard.conroy@gmail.com> said:

On 5/31/07, Dick Davies <rasputnik@gmail.com> wrote:

Hpricot is a good starting point.

Yeah Hpricot is good, but in general the quality of the Ruby web scraping
choices is pretty impressive. There are variants that are just built on top
of Hpricot but provide an even simpler API.

However your second problem is a bit trickier, where you encounter
alternate encodings. To do any kind of real work with multiple code
pages you want to be converting it to unicode (UTF-8) at fetch time.

Thank you all for your help.

···

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Posted via http://www.ruby-forum.com/.

I've used HPricot, and really like it.

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On 6/1/07, ZHANG Yin <gsofhon@gmail.com> wrote:

Thank you all for your help.

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Posted via http://www.ruby-forum.com/\.

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/(bb|[^b]{2})/ <- The question