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Diff for /loncom/homework/lonhomework.pm between versions 1.57 and 1.63

version 1.57, 2001/08/20 23:31:07 version 1.63, 2001/11/29 18:36:59
Line 1 Line 1
   # The LearningOnline Network with CAPA
 # The LON-CAPA Homework handler  # The LON-CAPA Homework handler
   #
   # $Id$
   #
   # 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/
   #
 # Guy Albertelli  # Guy Albertelli
 # 11/30 Gerd Kortemeyer  # 11/30 Gerd Kortemeyer
 # 6/1,8/17,8/18 Gerd Kortemeyer  # 6/1,8/17,8/18 Gerd Kortemeyer
Line 10  use Apache::lonxml; Line 36  use Apache::lonxml;
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::inputtags;  use Apache::inputtags;
 use Apache::structuretags;  use Apache::structuretags;
   use Apache::randomlabel;
 use Apache::response;  use Apache::response;
 use Apache::hint;  use Apache::hint;
 use Apache::outputtags;  use Apache::outputtags;
Line 22  sub BEGIN { Line 49  sub BEGIN {
   
 sub get_target {  sub get_target {
   if ( $ENV{'request.state'} eq "published") {    if ( $ENV{'request.state'} eq "published") {
     if ( defined $ENV{'form.submitted'}) {      if ( defined($ENV{'form.submitted'})) {
       return ('grade', 'web');        return ('grade', 'web');
     } else {      } else {
       return ('web');        return ('web');
     }      }
   } elsif ($ENV{'request.state'} eq "construct") {    } elsif ($ENV{'request.state'} eq "construct") {
     if ( defined $ENV{'form.preview'}) {      if ( defined($ENV{'form.preview'})) {
       if ( defined $ENV{'form.submitted'}) {        if ( defined($ENV{'form.submitted'})) {
  return ('grade', 'web');   return ('grade', 'web');
       } else {        } else {
  return ('web');   return ('web');
       }        }
     } else {      } else {
       if ( $ENV{'form.problemmode'} eq 'View' ) {        if ( $ENV{'form.problemmode'} eq 'View' ) {
  if ( defined $ENV{'form.submitted'}) {   if ( defined($ENV{'form.submitted'}) &&
   return ('grade', 'web');       (!defined($ENV{'form.resetdata'})) ) {
     return ('grade', 'web','answer');
  } else {   } else {
   return ('web');    return ('web','answer');
  }   }
       } elsif ( $ENV{'form.problemmode'} eq 'Edit' ) {        } elsif ( $ENV{'form.problemmode'} eq 'Edit' ) {
  if ( $ENV{'form.submitted'} eq 'edit' ) {   if ( $ENV{'form.submitted'} eq 'edit' ) {
Line 152  sub check_access { Line 180  sub check_access {
   return ($status,$datemsg);    return ($status,$datemsg);
 }  }
   
 # ----------------------------------------------------------------- whichuser  
 # returns a list of $symb, $courseid, $domain, $name that is correct for  
 # calls to lonnet functions for this setup.  
 # - looks for form.grade_ parameters  
 sub whichuser {  
   my $symb=&Apache::lonnet::symbread();  
   my $courseid=$ENV{'request.course.id'};  
   my $domain=$ENV{'user.domain'};  
   my $name=$ENV{'user.name'};  
   if (defined($ENV{'form.grade_symb'})) {  
     my $tmp_courseid=$ENV{'form.grade_courseid'};  
     my $allowed=&Apache::lonnet::allowed('mgr',$tmp_courseid);  
     if ($allowed) {  
       $symb=$ENV{'form.grade_symb'};  
       $courseid=$ENV{'form.grade_courseid'};  
       $domain=$ENV{'form.grade_domain'};  
       $name=$ENV{'form.grade_username'};  
     }  
   }  
   return ($symb,$courseid,$domain,$name);  
 }  
   
 sub showhash {  sub showhash {
   my (%hash) = @_;    my (%hash) = @_;
   my $resultkey;    my $resultkey;
Line 197  sub setupheader { Line 203  sub setupheader {
   } else {    } else {
     $request->content_type('text/html');      $request->content_type('text/html');
   }    }
     &Apache::loncommon::no_cache($request);
   $request->send_http_header;    $request->send_http_header;
   return OK if $request->header_only;    return OK if $request->header_only;
   return ''    return ''
Line 250  sub renderpage { Line 257  sub renderpage {
     if ($target eq 'web') {      if ($target eq 'web') {
       if (&Apache::lonnet::symbread() eq '') {        if (&Apache::lonnet::symbread() eq '') {
  if ($ENV{'request.state'} eq "construct") {   if ($ENV{'request.state'} eq "construct") {
   $request->print("In construction space, submissions ignored<br />");  
  } else {   } else {
   $request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />");    $request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />");
  }   }
Line 372  sub handler { Line 378  sub handler {
   }    }
   
   if ($ENV{'request.state'} eq "construct") {    if ($ENV{'request.state'} eq "construct") {
       if ($ENV{'form.resetdata'} eq 'Reset Submissions') {
         my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
         &Apache::lonnet::tmpreset($symb,'',$domain,$name);
       }
     if ( -e $file ) {      if ( -e $file ) {
       if (!(defined $ENV{'form.problemmode'})) {        if (!(defined $ENV{'form.problemmode'})) {
  #first visit to problem in construction space   #first visit to problem in construction space
Removed from v.1.57  
changed lines
  Added in v.1.63

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