Apache might force the encoding of specific mime types. Check the apache config
and look for the content type View::JSON generates.

cheers,

moritz

Am 02.06.2008 um 18:39 schrieb J. Shirley:

2008/6/1 cui robin <[EMAIL PROTECTED]>:
2008/6/2 J. Shirley <[EMAIL PROTECTED]>:

2008/6/1 cui robin <[EMAIL PROTECTED]>:
Hi,

When a page loaded in firefox, then it will send a ajax request to get
data
in json format.

Some gb2312 words is in the json data.

When catalyst is started by /home/robin/CBS/script/cbs_server.pl, the
data
got by client is same as the data i print on the screen by
$c->log->debug().
It's showed corrected in firefox client or ie client.

But when catalyst is running by apache mod_perl, the data got by client
is
different from the data i print on the screen by $c->log- >debug().It's
showed incorrected.

A chinese world in gb2312 charset have 2 bytes. what I found in the
client
is that:

2 bytes of a chinese word was splited, and a octal byte \303 or \302 was
added before every byte. So showed incorrect in client.

Anyone meet the same problem when using mod_perl?

Thanks!

Robincui



How are you generating the JSON?  We had a similar circumstance
(although our production server would also exhibit failures under the
built-in server) because of varying JSON.pm versions.

Make sure you use a JSON module that properly understands unicode. I
try to use Catalyst::View::JSON wherever possibly, and if it isn't
then JSON::XS::encode_json( $perlref ) works the most reliably.

-J

I use standard JSON module [use JSON;] from cpan,version is 2.07. code like
below:
   my $json = new JSON;
   $json->canonical(1);
   my $response = $json->encode($var);

But i think the problem is nothing to do with JSON, for some points like
below:
1. The problem will not occur when I use catalyst's built-in server
2. After JSON module convert a hash to JSON data, I use $c->log- >debug
output to screen, I saw it was correct.

I think the problem occur when apache (mod_perl) send data to client. the
data was modified. But I don't kown why?
Some code like below:

my $jsResponse = $ajaxRequest->{response} . "\n $callback_function"; $c->log->debug("JS Response:\n$jsResponse"); # the showed on the screen
is correct;
   $c->response->content_type('text/html; charset=GB2312');
   $c->response->body($jsResponse);

The mod_perl,apache,perl version like below:
[Mon Jun 02 12:28:31 2008] [notice] Apache/2.0.55 (Unix) PHP/5.2.3
mod_perl/2.0.3 Perl/v5.8.8 configured -- resuming normal operations

Any other solution?


Use Firebug, or related tools, and send the request and response
headers outside of mod_perl as the browser sees them.

That will help gather prudent information

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