[pm-h] mod perl and calendar.cgi

G. Wade Johnson gwadej at anomaly.org
Tue May 6 09:13:33 PDT 2014


On Tue, 6 May 2014 10:53:55 -0500
"Fraser Baker" <flbaker at sbcglobal.net> wrote:

> Some progress, but still not working.
> 
> Turns out that the problem file "calendar.cgi" was using a locally
> installed liteweight version of template.pm.

Okay. That would make some sense.

> I renamed the file CalTemplate.pm and put it into the site/lib/HTML
> folder. I changed the package name in this file to CalTemplate.pm
> 
> The %INC shows:
> For HTML/CalTemplate.pm value is C:/Perl/site/lib/HTML/CalTemplate.pm
> 
> The use statement in calendar.cgi is
> use HTML::CalTemplate;
> 
> The use directive finds and appears to load the file, but the same
> line as before can't find initialize
> [Tue May 06 10:15:30 2014] [error] Can't locate object method
> "initialize" via package "HTML::CalTemplate" (perhaps you forgot to
> load "HTML::CalTemplate"?) at 
> D:/www/wc-admin.com/cgi-bin/event_calendar/calendar.cgi line 131.\n


Just to verify the obvious, is there an initialize() sub in
CalTemplate.pm?

G. Wade

> The offending line 131 is
> my $tmpl = CalTemplate->initialize( $directives->{'template'} || 
> 'calendar.html' );
> 
> Obviously, my understanding about mod_perl and now OOP is limited, so
> any comments?
> 
> Fraser
> 
> ----- Original Message ----- 
> From: "G. Wade Johnson" <gwadej at anomaly.org>
> To: <houston at pm.org>
> Sent: Monday, May 05, 2014 11:40 AM
> Subject: Re: [pm-h] mod perl and calendar.cgi
> 
> 
> > On Mon, 5 May 2014 09:09:11 -0500
> > "Fraser Baker" <flbaker at sbcglobal.net> wrote:
> >
> >> Hi:
> >>
> >> OK, I had two copies of HTML::Template, one in Site and the other
> >> came with PERL. I removed the one in Site and this made no
> >> difference.
> >>
> >> Reading a bit, always dangerous, I find that find that the page
> >> http://www.devshed.com/c/a/perl/getting-started-with-the-perl-template-toolkit/
> >> talks about installing Apache::Template.
> >>
> >> Is this what I need to do? I really need to resolve this issue.
> >> There must be someone out there that can help me resolve this.
> >
> > Hi Fraser,
> >
> > Template Toolkit is completely different from HTML::Template.
> > Apache::Template works with Template Toolkit, so installing it would
> > not help your issue. (Unless you wanted to rewrite everything you
> > are doing in Template instead of HTML::Template. <jk/>)
> >
> > G. Wade
> >
> >> Fraser
> >>
> >> ----- Original Message ----- 
> >> From: "B. Estrade" <estrabd at gmail.com>
> >> To: "Houston.pm located in Houston, TX." <houston at pm.org>
> >> Sent: Friday, April 25, 2014 7:51 PM
> >> Subject: Re: [pm-h] mod perl and calendar.cgi
> >>
> >>
> >> > On Fri, Apr 25, 2014 at 1:44 PM, G. Wade Johnson
> >> > <gwadej at anomaly.org> wrote:
> >> >> On Fri, 25 Apr 2014 12:09:59 -0500
> >> >> "Fraser Baker" <flbaker at sbcglobal.net> wrote:
> >> >>
> >> >>> OK:
> >> >>>
> >> >>> For the server that is NOT running mod_perl
> >> >>> INCLUDED DATA ARRAY is
> >> >>> Term is C:/Perl/site/lib
> >> >>> Term is C:/Perl/lib
> >> >>> Term is .
> >> >>>
> >> >>> For the server that IS running mod_perl
> >> >>>
> >> >>> INCLUDED DATA ARRAY is
> >> >>> Term is D:/www/wc-admin.com/cgi-bin
> >> >>> Term is C:/Perl/site/lib
> >> >>> Term is C:/Perl/lib
> >> >>> Term is .
> >> >>> Term is C:/Program Files/Apache Software Foundation/Apache2.2
> >> >>
> >> >> Okay. This gives us some stuff to work with.
> >> >>
> >> >> Check each of the directories in the two sets of paths for
> >> >> HTML/Template.pm. This might show more than one HTML::Template
> >> >> module installed.
> >> >
> >> > Or none at all. Make sure HTML::Template is installed.
> >> >
> >> >>
> >> >> Next, check to see if you have the same version of
> >> >> HTML::Template on both machines. I had somehow missed earlier
> >> >> that these were two separate machines. (Brain fail)
> >> >>
> >> >
> >> > /me too... oopsie
> >> >
> >> >> You'll want to verify that there is only one version of
> >> >> HTML::Template on each server and that the versions on the two
> >> >> servers match.
> >> >>
> >> >> If the one that works is older than the one that doesn't,
> >> >> upgrading will require code changes to match the newer module.
> >> >> If the one that works is the newer version, you can upgrade the
> >> >> version and the problem should be solved.
> >> >>
> >> >> G. Wade
> >> >>
> >> >>
> >> >>> I don't see anything here. Where to go from here?
> >> >
> >> > Is this mod_perl or mod_perl2? I am not familiar with any of
> >> > this on Windows unfortunately.  You could create a barebones
> >> > script that just tries to include HTML::Template using one
> >> > directory in @INC at a time. mod_perl also does funky things
> >> > with applications that are not meant to be run persistently - so
> >> > if this is the case there are request "handlers" that are meant
> >> > to restart or recompile/restart for each request.
> >> >
> >> > Unfortunately it could be a tedious process to track it down,
> >> > but I think wade's put you on the right track.
> >> >
> >> > Brett
> >> >
> >> >>>
> >> >>> Fraser
> >> >>>
> >> >>>
> >> >>> ----- Original Message -----
> >> >>> From: "G. Wade Johnson" <gwadej at anomaly.org>
> >> >>> To: <houston at pm.org>
> >> >>> Sent: Friday, April 25, 2014 11:25 AM
> >> >>> Subject: Re: [pm-h] mod perl and calendar.cgi
> >> >>>
> >> >>>
> >> >>> > On Fri, 25 Apr 2014 08:23:59 -0500
> >> >>> > "Fraser Baker" <flbaker at sbcglobal.net> wrote:
> >> >>> >
> >> >>> >> Hi Brett:
> >> >>> >>
> >> >>> >> Turns out that for the mod_perl server, there are some 165
> >> >>> >> entries in %INC whereas for the not mod-perl server there is
> >> >>> >> only one.
> >> >>> >
> >> >>> > Hi Fraser,
> >> >>> >
> >> >>> > There are 2 different things here.
> >> >>> >
> >> >>> > @INC contains a list of directories that perl searches for
> >> >>> > modules. %INC contains entries for each module that is
> >> >>> > loaded.
> >> >>> >
> >> >>> > I believe the suggestion was to check @INC to see if a
> >> >>> > module is loaded from a location you are not expecting.
> >> >>> >
> >> >>> > G. Wade
> >> >>> >
> >> >>> >> The %ENV is larger by about 5 entries on the mod_perl
> >> >>> >> machine.
> >> >>> >>
> >> >>> >> OK, where do I go from here.
> >> >>> >>
> >> >>> >> Fraser
> >> >>> >>
> >> >>> >> ----- Original Message -----
> >> >>> >> From: "B. Estrade" <estrabd at gmail.com>
> >> >>> >> To: "Houston.pm located in Houston, TX." <houston at pm.org>
> >> >>> >> Sent: Tuesday, April 22, 2014 10:15 AM
> >> >>> >> Subject: Re: [pm-h] mod perl and calendar.cgi
> >> >>> >>
> >> >>> >>
> >> >>> >> > Just a hunch, but I'd look to see how mod_perl affected
> >> >>> >> > your environment. namely @INC.
> >> >>> >> >
> >> >>> >> > Brett
> >> >>> >> >
> >> >>> >> > On Tue, Apr 22, 2014 at 9:47 AM, Fraser Baker
> >> >>> >> > <flbaker at sbcglobal.net> wrote:
> >> >>> >> >> Hi y'all:
> >> >>> >> >>
> >> >>> >> >> Before I added mod-perl, calendar.cgi worked.
> >> >>> >> >>
> >> >>> >> >> After mod perl I get this error:
> >> >>> >> >>
> >> >>> >> >> [Tue Apr 22 09:28:35 2014] [error] Can't locate object
> >> >>> >> >> method "initialize"
> >> >>> >> >> via package "HTML::Template" at
> >> >>> >> >> D:/www/wc-admin.com/cgi-bin/event_calendar/calendar.cgi
> >> >>> >> >> line 131.\n
> >> >>> >> >>
> >> >>> >> >> The offending line in calendar.cgi is:
> >> >>> >> >>
> >> >>> >> >> my
> >> >>> >> >>
> >> >>> >> >> $tmpl =
> >> >>> >> >> HTML::Template->initialize( $directives->{'template'} ||
> >> >>> >> >> 'template.html' );
> >> >>> >> >>
> >> >>> >> >> I searched template.pm and don't find a function named
> >> >>> >> >> initialize. I do find
> >> >>> >> >>
> >> >>> >> >> # initialize the template buffer
> >> >>> >> >> sub _init_template {
> >> >>> >> >>
> >> >>> >> >> How do I fix this?
> >> >>> >> >>
> >> >>> >> >> Fraser
> >> >>
> >> >>
> >> >> --
> >> >> If debugging is the process of removing software bugs, the
> >> >> programming must be the process of putting them in.
> >> >> -- Edsger Dijkstra
> >> >> _______________________________________________ Houston mailing
> >> >> list Houston at pm.org
> >> >> http://mail.pm.org/mailman/listinfo/houston
> >> >> Website: http://houston.pm.org/
> >> > _______________________________________________
> >> > Houston mailing list
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> >>
> >> _______________________________________________
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> >
> >
> > -- 
> > Fortune knocks but once, but misfortune has much more patience.
> >                                                -- Laurence J. Peter
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> 
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