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Diff for /loncom/interface/loncommon.pm between versions 1.7 and 1.11

version 1.7, 2001/10/26 17:09:04 version 1.11, 2001/12/07 23:41:25
Line 1 Line 1
 # The LearningOnline Network  # The LearningOnline Network with CAPA
 # a pile of common routines  # a pile of common routines
   #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 # 2/13 Guy Albertelli  # 2/13 Guy Albertelli
   
 # Makes a table out of the previous attempts  # Makes a table out of the previous attempts
Line 8 Line 33
 package Apache::loncommon;  package Apache::loncommon;
   
 use strict;  use strict;
   use POSIX qw(strftime);
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonmsg();  use Apache::lonmsg();
   
Line 60  sub get_previous_attempt { Line 86  sub get_previous_attempt {
   }    }
 }  }
   
   sub get_student_view {
     my ($symb,$username,$domain,$courseid) = @_;
     my ($map,$id,$feedurl) = split(/___/,$symb);
     my (%old,%moreenv);
     my @elements=('symb','courseid','domain','username');
     foreach my $element (@elements) {
       $old{$element}=$ENV{'form.grade_'.$element};
       $moreenv{'form.grade_'.$element}=eval '$'.$element #'
     }
     &Apache::lonnet::appenv(%moreenv);
     my $userview=&Apache::lonnet::ssi('/res/'.$feedurl);
     &Apache::lonnet::delenv('form.grade_');
     foreach my $element (@elements) {
       $ENV{'form.grade_'.$element}=$old{$element};
     }
     $userview=~s/\<body[^\>]*\>//gi;
     $userview=~s/\<\/body\>//gi;
     $userview=~s/\<html\>//gi;
     $userview=~s/\<\/html\>//gi;
     $userview=~s/\<head\>//gi;
     $userview=~s/\<\/head\>//gi;
     $userview=~s/action\s*\=/would_be_action\=/gi;
     return $userview;
   }
   
   sub get_student_answers {
     my ($symb,$username,$domain,$courseid) = @_;
     my ($map,$id,$feedurl) = split(/___/,$symb);
     my (%old,%moreenv);
     my @elements=('symb','courseid','domain','username');
     foreach my $element (@elements) {
       $old{$element}=$ENV{'form.grade_'.$element};
       $moreenv{'form.grade_'.$element}=eval '$'.$element #'
     }
     $moreenv{'form.grade_target'}='answer';
     &Apache::lonnet::appenv(%moreenv);
     my $userview=&Apache::lonnet::ssi('/res/'.$feedurl);
     &Apache::lonnet::delenv('form.grade_');
     foreach my $element (@elements) {
       $ENV{'form.grade_'.$element}=$old{$element};
     }
     $userview=~s/\<body[^\>]*\>//gi;
     $userview=~s/\<\/body\>//gi;
     $userview=~s/\<html\>//gi;
     $userview=~s/\<\/html\>//gi;
     $userview=~s/\<head\>//gi;
     $userview=~s/\<\/head\>//gi;
     $userview=~s/action\s*\=/would_be_action\=/gi;
     return $userview;
   }
   
 sub get_unprocessed_cgi {  sub get_unprocessed_cgi {
   my ($query)= @_;    my ($query)= @_;
   map {    map {
Line 71  sub get_unprocessed_cgi { Line 148  sub get_unprocessed_cgi {
 }  }
   
 sub cacheheader {  sub cacheheader {
   my $date=localtime;    my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
   my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />    my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
                 <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />                  <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
                 <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';                  <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
   return $output;    return $output;
 }  }
   
   sub no_cache {
     my ($r) = @_;
     my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
     $r->no_cache(1);
     $r->header_out("Pragma" => "no-cache");
     $r->header_out("Expires" => $date);
   }
 1;  1;
 __END__;  __END__;
Removed from v.1.7  
changed lines
  Added in v.1.11

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