version 1.78, 2002/05/23 21:12:44
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version 1.339, 2013/08/20 14:37:33
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Line 24
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Line 24
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# /home/httpd/html/adm/gpl.txt |
# /home/httpd/html/adm/gpl.txt |
# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
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# Guy Albertelli |
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# 11/30 Gerd Kortemeyer |
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# 6/1,8/17,8/18 Gerd Kortemeyer |
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package Apache::lonhomework; |
package Apache::lonhomework; |
use strict; |
use strict; |
use Apache::style(); |
use Apache::style(); |
use Apache::lonxml(); |
use Apache::lonxml(); |
use Apache::lonnet(); |
use Apache::lonnet; |
use Apache::lonplot(); |
use Apache::lonplot(); |
use Apache::inputtags(); |
use Apache::inputtags(); |
use Apache::structuretags(); |
use Apache::structuretags(); |
Line 41 use Apache::randomlabel();
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Line 38 use Apache::randomlabel();
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use Apache::response(); |
use Apache::response(); |
use Apache::hint(); |
use Apache::hint(); |
use Apache::outputtags(); |
use Apache::outputtags(); |
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use Apache::caparesponse(); |
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use Apache::radiobuttonresponse(); |
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use Apache::optionresponse(); |
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use Apache::imageresponse(); |
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use Apache::essayresponse(); |
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use Apache::externalresponse(); |
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use Apache::rankresponse(); |
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use Apache::matchresponse(); |
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use Apache::chemresponse(); |
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use Apache::functionplotresponse(); |
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use Apache::drawimage(); |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
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use Apache::loncommon(); |
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use Apache::lonlocal; |
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use Time::HiRes qw( gettimeofday tv_interval ); |
use HTML::Entities(); |
use HTML::Entities(); |
#use Time::HiRes qw( gettimeofday tv_interval ); |
use File::Copy(); |
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# FIXME - improve commenting |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register_insert(); |
&Apache::lonxml::register_insert(); |
} |
} |
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sub get_target { |
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if ( $ENV{'request.state'} eq "published") { |
=pod |
if ( defined($ENV{'form.grade_target'}) |
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&& ($Apache::lonhomework::viewgrades == 'F' )) { |
=item set_bubble_lines() |
return ($ENV{'form.grade_target'}); |
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Called at analysis time to set the bubble lines |
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hash for the problem.. This should be called in the |
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end_problemtype tag in analysis mode. |
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We fetch the hash of part id counters from lonxml |
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and push them into analyze:{part_id.bubble_lines}. |
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=cut |
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sub set_bubble_lines { |
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my %bubble_counters = &Apache::lonxml::get_bubble_line_hash(); |
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foreach my $key (keys(%bubble_counters)) { |
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$Apache::lonhomework::analyze{"$key.bubble_lines"} = |
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$bubble_counters{"$key"}; |
} |
} |
if ( defined($ENV{'form.submitted'})) { |
} |
return ('grade', 'web'); |
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# |
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# Decides what targets to render for. |
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# Implicit inputs: |
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# Various session environment variables: |
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# request.state - published - is a /res/ resource |
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# uploaded - is a /uploaded/ resource |
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# contruct - is a /priv/ resource |
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# form.grade_target - a form parameter requesting a specific target |
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sub get_target { |
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&Apache::lonxml::debug("request.state = $env{'request.state'}"); |
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if( defined($env{'form.grade_target'})) { |
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&Apache::lonxml::debug("form.grade_target= $env{'form.grade_target'}"); |
} else { |
} else { |
return ('web'); |
&Apache::lonxml::debug("form.grade_target <undefined>"); |
} |
} |
} elsif ($ENV{'request.state'} eq "construct") { |
if (($env{'request.state'} eq "published") || |
if ( defined($ENV{'form.grade_target'}) ) { |
($env{'request.state'} eq "uploaded")) { |
return ($ENV{'form.grade_target'}); |
if ( defined($env{'form.grade_target'} ) |
} |
&& ($env{'form.grade_target'} eq 'tex')) { |
if ( defined($ENV{'form.preview'})) { |
return ($env{'form.grade_target'}); |
if ( defined($ENV{'form.submitted'})) { |
} elsif ( defined($env{'form.grade_target'} ) |
return ('grade', 'web'); |
&& ($Apache::lonhomework::viewgrades eq 'F' )) { |
} else { |
return ($env{'form.grade_target'}); |
return ('web'); |
} elsif ( $env{'form.grade_target'} eq 'webgrade' |
} |
&& ($Apache::lonhomework::queuegrade eq 'F' )) { |
} else { |
return ($env{'form.grade_target'}); |
if ( $ENV{'form.problemmode'} eq 'View' ) { |
} elsif ($env{'form.grade_target'} eq 'answer') { |
if ( defined($ENV{'form.submitted'}) && |
if ($env{'form.answer_output_mode'} eq 'tex') { |
(!defined($ENV{'form.resetdata'})) ) { |
return ($env{'form.grade_target'}); |
return ('grade', 'web','answer'); |
} |
} else { |
} |
return ('web','answer'); |
if ($env{'form.webgrade'} && |
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($Apache::lonhomework::modifygrades eq 'F' |
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|| $Apache::lonhomework::queuegrade eq 'F' )) { |
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return ('grade','webgrade'); |
} |
} |
} elsif ( $ENV{'form.problemmode'} eq 'Edit' ) { |
if ( defined($env{'form.submitted'}) && |
if ( $ENV{'form.submitted'} eq 'edit' ) { |
( !defined($env{'form.newrandomization'}))) { |
return ('modified','edit'); |
return ('grade', 'web'); |
} else { |
} else { |
return ('edit'); |
return ('web'); |
} |
} |
} else { |
} elsif ($env{'request.state'} eq "construct") { |
return ('web'); |
# |
} |
# We are in construction space, editing and testing problems |
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# |
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if ( defined($env{'form.grade_target'}) ) { |
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return ($env{'form.grade_target'}); |
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} |
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if ( defined($env{'form.preview'})) { |
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if ( defined($env{'form.submitted'})) { |
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# |
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# We are doing a problem preview |
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# |
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return ('grade', 'web'); |
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} else { |
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return ('web'); |
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} |
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} else { |
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if ($env{'form.problemstate'} eq 'WEB_GRADE') { |
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return ('grade','webgrade','answer'); |
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} elsif ($env{'form.problemmode'} eq 'view') { |
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return ('grade','web','answer'); |
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} elsif ($env{'form.problemmode'} eq 'saveview') { |
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return ('modified','web','answer'); |
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} elsif ($env{'form.problemmode'} eq 'discard') { |
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return ('web','answer'); |
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} elsif (($env{'form.problemmode'} eq 'saveedit') || |
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($env{'form.problemmode'} eq 'undo')) { |
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return ('modified','no_output_web','edit'); |
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} elsif ($env{'form.problemmode'} eq 'edit') { |
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return ('no_output_web','edit'); |
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} else { |
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return ('web'); |
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} |
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} |
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# |
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# End of Authoring Space |
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# |
} |
} |
} |
# |
return (); |
# Huh? We are nowhere, so do nothing. |
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# |
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return (); |
} |
} |
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sub setup_vars { |
sub setup_vars { |
my ($target) = @_; |
my ($target) = @_; |
return ';' |
return ';' |
# return ';$external::target='.$target.';'; |
# return ';$external::target='.$target.';'; |
} |
} |
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sub send_header { |
sub proctor_checked_in { |
my ($request)= @_; |
my ($slot_name,$slot,$type)=@_; |
$request->print(&Apache::lontexconvert::header()); |
my @possible_proctors=split(",",$slot->{'proctor'}); |
# $request->print('<form name='.$ENV{'form.request.prefix'}.'lonhomework method="POST" action="'.$request->uri.'">'); |
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return 1 if (!@possible_proctors); |
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my $key; |
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if ($type eq 'Task') { |
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my $version=$Apache::lonhomework::history{'resource.0.version'}; |
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$key ="resource.$version.0.checkedin"; |
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} elsif ($type eq 'problem') { |
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$key ='resource.0.checkedin'; |
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} |
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# backward compatability, used to be username@domain, |
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# now is username:domain |
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my $who = $Apache::lonhomework::history{$key}; |
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if ($who !~ /:/) { |
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$who =~ tr/@/:/; |
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} |
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foreach my $possible (@possible_proctors) { |
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if ($who eq $possible |
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&& $Apache::lonhomework::history{$key.'.slot'} eq $slot_name) { |
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return 1; |
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} |
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} |
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return 0; |
} |
} |
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sub createmenu { |
sub check_slot_access { |
my ($which,$request)=@_; |
my ($id,$type)=@_; |
if ($which eq 'grade') { |
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$request->print('<script language="JavaScript"> |
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hwkmenu=window.open("/res/adm/pages/homeworkmenu.html","homeworkremote", |
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"height=350,width=150,menubar=no"); |
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</script>'); |
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} |
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} |
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sub send_footer { |
# does it pass normal muster |
my ($request)= @_; |
my ($status,$datemsg)=&check_access($id); |
# $request->print('</form>'); |
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$request->print(&Apache::lontexconvert::footer()); |
my $useslots = &Apache::lonnet::EXT("resource.0.useslots"); |
} |
if ($useslots ne 'resource' && $useslots ne 'map' |
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&& $useslots ne 'map_map') { |
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return ($status,$datemsg); |
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} |
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if ($status eq 'SHOW_ANSWER' || |
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$status eq 'CLOSED' || |
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$status eq 'INVALID_ACCESS' || |
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$status eq 'UNAVAILABLE') { |
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return ($status,$datemsg); |
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} |
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if ($env{'request.state'} eq "construct") { |
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return ($status,$datemsg); |
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} |
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if ($type eq 'Task') { |
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my $version=$Apache::lonhomework::history{'resource.version'}; |
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if ($Apache::lonhomework::history{"resource.$version.0.checkedin"} && |
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$Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass') { |
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return ('SHOW_ANSWER'); |
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} |
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} |
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$Apache::lonxml::browse=''; |
my $availablestudent = &Apache::lonnet::EXT("resource.0.availablestudent"); |
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my $available = &Apache::lonnet::EXT("resource.0.available"); |
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my @slots= (split(':',$availablestudent),split(':',$available)); |
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# if (!@slots) { |
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# return ($status,$datemsg); |
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# } |
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my $slotstatus='NOT_IN_A_SLOT'; |
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my ($returned_slot,$slot_name); |
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my $now = time; |
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my $num_usable_slots = 0; |
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foreach my $slot (@slots) { |
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$slot =~ s/(^\s*|\s*$)//g; |
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&Apache::lonxml::debug("getting $slot"); |
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my %slot=&Apache::lonnet::get_slot($slot); |
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&Apache::lonhomework::showhash(%slot); |
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next if ($slot{'endtime'} < $now); |
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$num_usable_slots ++; |
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if ($slot{'starttime'} < $now && |
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$slot{'endtime'} > $now && |
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&Apache::loncommon::check_ip_acc($slot{'ip'})) { |
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&Apache::lonxml::debug("$slot is good"); |
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$slotstatus='NEEDS_CHECKIN'; |
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$returned_slot=\%slot; |
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$slot_name=$slot; |
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last; |
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} |
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} |
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if ($slotstatus eq 'NEEDS_CHECKIN' && |
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&proctor_checked_in($slot_name,$returned_slot,$type)) { |
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&Apache::lonxml::debug("proctor checked in"); |
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$slotstatus=$status; |
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} |
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my ($is_correct,$got_grade,$checkedin); |
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if ($type eq 'Task') { |
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my $version=$Apache::lonhomework::history{'resource.0.version'}; |
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$got_grade = |
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($Apache::lonhomework::history{"resource.$version.0.status"} |
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=~ /^(?:pass|fail)$/); |
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$is_correct = |
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($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' |
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|| $Apache::lonhomework::history{"resource.0.solved"} =~ /^correct_/ ); |
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$checkedin = |
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$Apache::lonhomework::history{"resource.$version.0.checkedin"}; |
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} elsif ($type eq 'problem') { |
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$got_grade = 1; |
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$checkedin = $Apache::lonhomework::history{"resource.0.checkedin"}; |
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$is_correct = |
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($Apache::lonhomework::history{"resource.0.solved"} =~/^correct_/); |
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} |
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&Apache::lonxml::debug(" slot is $slotstatus checkedin ($checkedin) got_grade ($got_grade) is_correct ($is_correct)"); |
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# no slot is currently open, and has been checked in for this version |
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# but hasn't got a grade, therefore must be awaiting a grade |
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if (!defined($slot_name) |
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&& $checkedin |
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&& !$got_grade) { |
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return ('WAITING_FOR_GRADE'); |
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} |
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# Previously used slot is no longer open, and has been checked in for this version. |
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# However, the problem is not closed, and potentially, another slot might be |
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# used to gain access to it to work on it, until the due date is reached, and the |
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# problem then becomes CLOSED. Therefore return the slotstatus - |
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# (which will be one of: NOT_IN_A_SLOT, RESERVABLE, RESERVABLE_LATER, or NOTRESERVABLE. |
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if (!defined($slot_name) && $type eq 'problem') { |
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if ($slotstatus eq 'NOT_IN_A_SLOT') { |
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if (!$num_usable_slots) { |
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if ($env{'request.course.id'}) { |
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my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
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my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
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my ($symb)=&Apache::lonnet::whichuser(); |
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$slotstatus = 'NOTRESERVABLE'; |
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my ($reservable_now_order,$reservable_now,$reservable_future_order, |
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$reservable_future) = |
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&Apache::loncommon::get_future_slots($cnum,$cdom,$now,$symb); |
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if ((ref($reservable_now_order) eq 'ARRAY') && (ref($reservable_now) eq 'HASH')) { |
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if (@{$reservable_now_order} > 0) { |
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$slotstatus = 'RESERVABLE'; |
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$datemsg = $reservable_now->{$reservable_now_order->[-1]}{'endreserve'}; |
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} |
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} |
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unless ($slotstatus eq 'RESERVABLE') { |
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if ((ref($reservable_future_order) eq 'ARRAY') && (ref($reservable_future) eq 'HASH')) { |
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if (@{$reservable_future_order} > 0) { |
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$slotstatus = 'RESERVABLE_LATER'; |
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$datemsg = $reservable_future->{$reservable_future_order->[0]}{'startreserve'}; |
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} |
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} |
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} |
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} |
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} |
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} |
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return ($slotstatus,$datemsg); |
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} |
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if ($slotstatus eq 'NOT_IN_A_SLOT' |
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&& $checkedin ) { |
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if ($got_grade) { |
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return ('SHOW_ANSWER'); |
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} else { |
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return ('WAITING_FOR_GRADE'); |
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} |
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} |
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if ( $is_correct) { |
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if ($type eq 'problem') { |
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return ($status); |
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} |
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return ('SHOW_ANSWER'); |
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} |
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if ( $status eq 'CANNOT_ANSWER' && |
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($slotstatus ne 'NEEDS_CHECKIN' && $slotstatus ne 'NOT_IN_A_SLOT')) { |
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return ($status,$datemsg); |
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} |
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return ($slotstatus,$datemsg,$slot_name,$returned_slot); |
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} |
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# JB, 9/24/2002: Any changes in this function may require a change |
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# in lonnavmaps::resource::getDateStatus. |
sub check_access { |
sub check_access { |
my ($id) = @_; |
my ($id) = @_; |
my $date =''; |
my $date =''; |
my $status = ''; |
my $status; |
my $datemsg = ''; |
my $datemsg = ''; |
my $lastdate = ''; |
my $lastdate = ''; |
my $temp; |
my $type; |
my $type; |
my $passed; |
my $passed; |
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&Apache::lonxml::debug("checking for part :$id:"); |
if ($env{'request.state'} eq "construct") { |
&Apache::lonxml::debug("time:".time); |
if ($env{'form.problemstate'}) { |
foreach $temp ("opendate","duedate","answerdate") { |
if ($env{'form.problemstate'} =~ /^CANNOT_ANSWER/) { |
$lastdate = $date; |
if ( ! ($env{'form.problemstate'} eq 'CANNOT_ANSWER_correct' |
$date = &Apache::lonnet::EXT("resource.$id.$temp"); |
&& &hide_problem_status())) { |
&Apache::lonxml::debug("found :$date: for :$temp:"); |
return ('CANNOT_ANSWER', |
if ($date eq '') { |
&mt('is in this state due to author settings.')); |
$date = "an unknown date"; $passed = 0; |
} |
} elsif ($date eq 'con_lost') { |
} else { |
$date = "an indeterminate date"; $passed = 0; |
return ($env{'form.problemstate'}, |
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&mt('is in this state due to author settings.')); |
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} |
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} |
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&Apache::lonxml::debug("in construction ignoring dates"); |
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$status='CAN_ANSWER'; |
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$datemsg=&mt('is in under construction'); |
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# return ($status,$datemsg); |
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} |
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&Apache::lonxml::debug("checking for part :$id:"); |
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&Apache::lonxml::debug("time:".time); |
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my ($symb)=&Apache::lonnet::whichuser(); |
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&Apache::lonxml::debug("symb:".$symb); |
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#if ($env{'request.state'} ne "construct" && $symb ne '') { |
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if ($env{'request.state'} ne "construct") { |
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my $idacc = &Apache::lonnet::EXT("resource.$id.acc"); |
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my $allowed=&Apache::loncommon::check_ip_acc($idacc); |
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if (!$allowed && ($Apache::lonhomework::browse ne 'F')) { |
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$status='INVALID_ACCESS'; |
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$date=&mt("can not be accessed from your location."); |
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return($status,$date); |
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} |
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if ($env{'form.grade_imsexport'}) { |
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if (($env{'request.course.id'}) && |
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(&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) { |
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return ('SHOW_ANSWER'); |
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} |
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} |
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foreach my $temp ("opendate","duedate","answerdate") { |
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$lastdate = $date; |
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if ($temp eq 'duedate') { |
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$date = &due_date($id); |
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} else { |
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$date = &Apache::lonnet::EXT("resource.$id.$temp"); |
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} |
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my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type"); |
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if ($thistype =~ /^(con_lost|no_such_host)/ || |
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$date =~ /^(con_lost|no_such_host)/) { |
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$status='UNAVAILABLE'; |
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$date=&mt("may open later."); |
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return($status,$date); |
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} |
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if ($thistype eq 'date_interval') { |
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if ($temp eq 'opendate') { |
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$date=&Apache::lonnet::EXT("resource.$id.duedate")-$date; |
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} |
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if ($temp eq 'answerdate') { |
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$date=&Apache::lonnet::EXT("resource.$id.duedate")+$date; |
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} |
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} |
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&Apache::lonxml::debug("found :$date: for :$temp:"); |
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if ($date eq '') { |
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$date = &mt("an unknown date"); $passed = 0; |
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} elsif ($date eq 'con_lost') { |
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$date = &mt("an indeterminate date"); $passed = 0; |
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} else { |
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if (time < $date) { $passed = 0; } else { $passed = 1; } |
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$date = &Apache::lonlocal::locallocaltime($date); |
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} |
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if (!$passed) { $type=$temp; last; } |
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} |
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&Apache::lonxml::debug("have :$type:$passed:"); |
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if ($passed) { |
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$status='SHOW_ANSWER'; |
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$datemsg=$date; |
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} elsif ($type eq 'opendate') { |
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$status='CLOSED'; |
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$datemsg = &mt("will open on")." $date"; |
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} elsif ($type eq 'duedate') { |
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$status='CAN_ANSWER'; |
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$datemsg = &mt("is due at")." $date"; |
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} elsif ($type eq 'answerdate') { |
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$status='CLOSED'; |
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$datemsg = &mt("was due on")." $lastdate".&mt(", and answers will be available on")." $date"; |
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} |
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} |
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if ($status eq 'CAN_ANSWER' || |
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(($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED'))) { |
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#check #tries, and if correct. |
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my $tries = $Apache::lonhomework::history{"resource.$id.tries"}; |
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my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries"); |
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if ( $tries eq '' ) { $tries = '0'; } |
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if ( $maxtries eq '' && |
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$env{'request.state'} ne 'construct') { $maxtries = '2'; } |
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$Apache::lonhomework::results{'resource.'.$id.'.maxtries'}=$maxtries; |
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if ($maxtries && $tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } |
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# if (correct and show prob status) or excused then CANNOT_ANSWER |
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if ( ($Apache::lonhomework::history{"resource.$id.solved"}=~/^correct/) |
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&& (&show_problem_status()) ) { |
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if (($Apache::lonhomework::history{"resource.$id.awarded"} >= 1) || |
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(&Apache::lonnet::EXT("resource.$id.retrypartial") !~/^1|on|yes$/i)) { |
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$status = 'CANNOT_ANSWER'; |
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} |
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} elsif ($Apache::lonhomework::history{"resource.$id.solved"}=~/^excused/) { |
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$status = 'CANNOT_ANSWER'; |
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} |
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if ($status eq 'CANNOT_ANSWER' |
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&& &show_answer_problem_status()) { |
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$status = 'SHOW_ANSWER'; |
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} |
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} |
|
if ($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER') { |
|
my @interval=&Apache::lonnet::EXT("resource.$id.interval"); |
|
&Apache::lonxml::debug("looking for interval @interval"); |
|
if ($interval[0]) { |
|
my $first_access=&Apache::lonnet::get_first_access($interval[1]); |
|
&Apache::lonxml::debug("looking for accesstime $first_access"); |
|
if (!$first_access) { |
|
$status='NOT_YET_VIEWED'; |
|
my $due_date = &due_date($id); |
|
my $seconds_left = $due_date - time; |
|
if ($seconds_left > $interval[0] || $due_date eq '') { |
|
$seconds_left = $interval[0]; |
|
} |
|
$datemsg=&seconds_to_human_length($seconds_left); |
|
} |
|
} |
|
} |
|
|
|
#if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') && |
|
# (!$Apache::lonhomework::history{"resource.0.outtoken"})) { |
|
# return ('UNCHECKEDOUT','needs to be checked out'); |
|
#} |
|
|
|
&Apache::lonxml::debug("sending back :$status:$datemsg:"); |
|
if (($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED')) { |
|
&Apache::lonxml::debug("should be allowed to browse a resource when closed"); |
|
$status='CAN_ANSWER'; |
|
$datemsg=&mt('is closed but you are allowed to view it'); |
|
} |
|
|
|
return ($status,$datemsg); |
|
} |
|
# this should work exactly like the copy in lonnavmaps.pm |
|
sub due_date { |
|
my ($part_id,$symb,$udom,$uname)=@_; |
|
my $date; |
|
my @interval= &Apache::lonnet::EXT("resource.$part_id.interval",$symb, |
|
$udom,$uname); |
|
&Apache::lonxml::debug("looking for interval $part_id $symb @interval"); |
|
my $due_date= &Apache::lonnet::EXT("resource.$part_id.duedate",$symb, |
|
$udom,$uname); |
|
&Apache::lonxml::debug("looking for due_date $part_id $symb $due_date"); |
|
if ($interval[0] =~ /\d+/) { |
|
my $first_access=&Apache::lonnet::get_first_access($interval[1],$symb); |
|
&Apache::lonxml::debug("looking for first_access $first_access ($interval[1])"); |
|
if (defined($first_access)) { |
|
my $interval = $first_access+$interval[0]; |
|
$date = (!$due_date || $interval < $due_date) ? $interval |
|
: $due_date; |
|
} else { |
|
$date = $due_date; |
|
} |
} else { |
} else { |
if (time < $date) { $passed = 0; } else { $passed = 1; } |
$date = $due_date; |
$date = localtime $date; |
|
} |
} |
if (!$passed) { $type=$temp; last; } |
return $date |
} |
} |
&Apache::lonxml::debug("have :$type:$passed:"); |
|
if ($passed) { |
sub seconds_to_human_length { |
$status='SHOW_ANSWER'; |
my ($length)=@_; |
$datemsg=$date; |
|
} elsif ($type eq 'opendate') { |
my $seconds=$length%60; $length=int($length/60); |
$status='CLOSED'; |
my $minutes=$length%60; $length=int($length/60); |
$datemsg = "will open on $date"; |
my $hours=$length%24; $length=int($length/24); |
} elsif ($type eq 'duedate') { |
my $days=$length; |
$status='CAN_ANSWER'; |
|
$datemsg = "is due at $date"; |
my $timestr; |
} elsif ($type eq 'answerdate') { |
if ($days > 0) { $timestr.=&mt('[quant,_1,day]',$days); } |
$status='CLOSED'; |
if ($hours > 0) { $timestr.=($timestr?", ":""). |
$datemsg = "was due on $lastdate, and answers will be available on $date"; |
&mt('[quant,_1,hour]',$hours); } |
} |
if ($minutes > 0) { $timestr.=($timestr?", ":""). |
if ($status eq 'CAN_ANSWER') { |
&mt('[quant,_1,minute]',$minutes); } |
#check #tries |
if ($seconds > 0) { $timestr.=($timestr?", ":""). |
my $tries = $Apache::lonhomework::history{"resource.$id.tries"}; |
&mt('[quant,_1,second]',$seconds); } |
my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries"); |
return $timestr; |
if ( $tries eq '' ) { $tries = '0'; } |
|
if ( $maxtries eq '' ) { $maxtries = '2'; } |
|
if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } |
|
} |
|
|
|
if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') && |
|
(!$Apache::lonhomework::history{"resource.0.outtoken"})) { |
|
return ('UNCHECKEDOUT','needs to be checked out'); |
|
} |
|
|
|
|
|
&Apache::lonxml::debug("sending back :$status:$datemsg:"); |
|
if (($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED')) { |
|
&Apache::lonxml::debug("should be allowed to browse a resource when closed"); |
|
$status='CAN_ANSWER'; |
|
$datemsg='is closed but you are allowed to view it'; |
|
} |
|
if ($ENV{'request.state'} eq "construct") { |
|
&Apache::lonxml::debug("in construction ignoring dates"); |
|
$status='CAN_ANSWER'; |
|
$datemsg='is in under construction'; |
|
} |
|
return ($status,$datemsg); |
|
} |
} |
|
|
sub showhash { |
sub showhash { |
my (%hash) = @_; |
my (%hash) = @_; |
my $resultkey; |
&showhashsubset(\%hash,'.'); |
foreach $resultkey (sort keys %hash) { |
return ''; |
if (ref($hash{$resultkey})) { |
} |
if ($hash{$resultkey} =~ /ARRAY/ ) { |
|
my $string="$resultkey ---- ("; |
sub showarray { |
foreach my $elm (@{ $hash{$resultkey} }) { |
my ($array)=@_; |
$string.="$elm,"; |
my $string="("; |
} |
foreach my $elm (@{ $array }) { |
chop($string); |
if (ref($elm) eq 'ARRAY') { |
&Apache::lonxml::debug("$string)"); |
$string.=&showarray($elm); |
} else { |
} elsif (ref($elm) eq 'HASH') { |
&Apache::lonxml::debug("$resultkey ---- $hash{$resultkey}"); |
$string.= "HASH --- \n<br />"; |
} |
$string.= &showhashsubset($elm,'.'); |
} else { |
} else { |
&Apache::lonxml::debug("$resultkey ---- $hash{$resultkey}"); |
$string.="$elm," |
|
} |
} |
} |
} |
chop($string); |
&Apache::lonxml::debug("\n<br />restored values^</br>\n"); |
$string.=")"; |
return ''; |
return $string; |
|
} |
|
|
|
sub showhashsubset { |
|
my ($hash,$keyre) = @_; |
|
my $resultkey; |
|
foreach $resultkey (sort keys %$hash) { |
|
if ($resultkey !~ /$keyre/) { next; } |
|
if (ref($$hash{$resultkey}) eq 'ARRAY' ) { |
|
&Apache::lonxml::debug("$resultkey ---- ". |
|
&showarray($$hash{$resultkey})); |
|
} elsif (ref($$hash{$resultkey}) eq 'HASH' ) { |
|
&Apache::lonxml::debug("$resultkey ---- $$hash{$resultkey}"); |
|
&showhashsubset($$hash{$resultkey},'.'); |
|
} else { |
|
&Apache::lonxml::debug("$resultkey ---- $$hash{$resultkey}"); |
|
} |
|
} |
|
&Apache::lonxml::debug("\n<br />restored values^</br>\n"); |
|
return ''; |
} |
} |
|
|
sub setuppermissions { |
sub setuppermissions { |
$Apache::lonhomework::browse= &Apache::lonnet::allowed('bre',$ENV{'request.filename'}); |
$Apache::lonhomework::browse= &Apache::lonnet::allowed('bre',$env{'request.filename'}); |
$Apache::lonhomework::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); |
unless ($Apache::lonhomework::browse eq 'F') { |
return '' |
$Apache::lonhomework::browse=&Apache::lonnet::allowed('bro',$env{'request.filename'}); |
|
} |
|
my $viewgrades = &Apache::lonnet::allowed('vgr',$env{'request.course.id'}); |
|
if (! $viewgrades && |
|
exists($env{'request.course.sec'}) && |
|
$env{'request.course.sec'} !~ /^\s*$/) { |
|
$viewgrades = &Apache::lonnet::allowed('vgr',$env{'request.course.id'}. |
|
'/'.$env{'request.course.sec'}); |
|
} |
|
$Apache::lonhomework::viewgrades = $viewgrades; |
|
|
|
if ($Apache::lonhomework::browse eq 'F' && |
|
$env{'form.devalidatecourseresdata'} eq 'on') { |
|
my (undef,$courseid) = &Apache::lonnet::whichuser(); |
|
&Apache::lonnet::devalidatecourseresdata($env{"course.$courseid.num"}, |
|
$env{"course.$courseid.domain"}); |
|
} |
|
|
|
my $modifygrades = &Apache::lonnet::allowed('mgr',$env{'request.course.id'}); |
|
if (! $modifygrades && |
|
exists($env{'request.course.sec'}) && |
|
$env{'request.course.sec'} !~ /^\s*$/) { |
|
$modifygrades = |
|
&Apache::lonnet::allowed('mgr',$env{'request.course.id'}. |
|
'/'.$env{'request.course.sec'}); |
|
} |
|
$Apache::lonhomework::modifygrades = $modifygrades; |
|
|
|
my $queuegrade = &Apache::lonnet::allowed('mqg',$env{'request.course.id'}); |
|
if (! $queuegrade && |
|
exists($env{'request.course.sec'}) && |
|
$env{'request.course.sec'} !~ /^\s*$/) { |
|
$queuegrade = |
|
&Apache::lonnet::allowed('qgr',$env{'request.course.id'}. |
|
'/'.$env{'request.course.sec'}); |
|
} |
|
$Apache::lonhomework::queuegrade = $queuegrade; |
|
return ''; |
|
} |
|
|
|
sub unset_permissions { |
|
undef($Apache::lonhomework::queuegrade); |
|
undef($Apache::lonhomework::modifygrades); |
|
undef($Apache::lonhomework::viewgrades); |
|
undef($Apache::lonhomework::browse); |
} |
} |
|
|
sub setupheader { |
sub setupheader { |
my $request=$_[0]; |
my $request=$_[0]; |
if ($ENV{'browser.mathml'}) { |
&Apache::loncommon::content_type($request,'text/html'); |
$request->content_type('text/xml'); |
if (!$Apache::lonxml::debug && ($ENV{'REQUEST_METHOD'} eq 'GET')) { |
} else { |
&Apache::loncommon::no_cache($request); |
$request->content_type('text/html'); |
} |
} |
# $request->set_last_modified(&Apache::lonnet::metadata($request->uri, |
if (!$Apache::lonxml::debug && ($ENV{'REQUEST_METHOD'} eq 'GET')) { |
# 'lastrevisiondate')); |
&Apache::loncommon::no_cache($request); |
$request->send_http_header; |
} |
return OK if $request->header_only; |
$request->send_http_header; |
return '' |
return OK if $request->header_only; |
|
return '' |
|
} |
} |
|
|
sub handle_save_or_undo { |
sub handle_save_or_undo { |
my ($request,$problem,$result) = @_; |
my ($request,$problem,$result,$getobjref) = @_; |
my $file = &Apache::lonnet::filelocation("",$request->uri); |
|
my $filebak =$file.".bak"; |
|
my $filetmp =$file.".tmp"; |
|
my $error=0; |
|
|
|
if ($ENV{'form.Undo'} eq 'undo') { |
my $file = &Apache::lonnet::filelocation("",$request->uri); |
|
my $filebak =$file.".bak"; |
|
my $filetmp =$file.".tmp"; |
my $error=0; |
my $error=0; |
if (!copy($file,$filetmp)) { $error=1; } |
if (($env{'form.problemmode'} eq 'undo') || ($env{'form.problemmode'} eq 'undoxml')) { |
if ((!$error) && (!copy($filebak,$file))) { $error=1; } |
my $error=0; |
if ((!$error) && (!move($filetmp,$filebak))) { $error=1; } |
if (!&File::Copy::copy($file,$filetmp)) { $error=1; } |
if (!$error) { |
if ((!$error) && (!&File::Copy::copy($filebak,$file))) { $error=1; } |
$request->print("<p><b>Undid changes, Switched $filebak and $file</b></p>"); |
if ((!$error) && (!&File::Copy::move($filetmp,$filebak))) { $error=1; } |
|
if (!$error) { |
|
&Apache::lonxml::info("<p><b>". |
|
&mt("Undid changes, Switched [_1] and [_2]", |
|
'<span class="LC_filename">'.$filebak. |
|
'</span>', |
|
'<span class="LC_filename">'.$file. |
|
'</span>')."</b></p>"); |
|
} else { |
|
&Apache::lonxml::info("<p><span class=\"LC_error\">". |
|
&mt("Unable to undo, unable to switch [_1] and [_2]", |
|
'<span class="LC_filename">'. |
|
$filebak.'</span>', |
|
'<span class="LC_filename">'. |
|
$file.'</span>')."</span></p>"); |
|
$error=1; |
|
} |
} else { |
} else { |
$request->print("<p><font color=\"red\" size=\"+1\"><b>Unable to undo, unable to switch $filebak and $file</b></font></p>"); |
&Apache::lonnet::correct_line_ends($result); |
$error=1; |
|
|
my $fs=Apache::File->new(">$filebak"); |
|
if (defined($fs)) { |
|
print $fs $$problem; |
|
} else { |
|
&Apache::lonxml::info("<span class=\"LC_error\">". |
|
&mt("Unable to make backup [_1]", |
|
'<span class="LC_filename">'. |
|
$filebak.'</span>')."</span>"); |
|
$error=2; |
|
} |
|
my $fh=Apache::File->new(">$file"); |
|
if (defined($fh)) { |
|
print $fh $$result; |
|
if (ref($getobjref) eq 'SCALAR') { |
|
if ($file =~ m{([^/]+)\.(html?)$}) { |
|
my $fname = $1; |
|
my $ext = $2; |
|
my $path = $file; |
|
$path =~ s/\Q$fname\E\.\Q$ext\E$//; |
|
my (%allfiles,%codebase); |
|
&Apache::lonnet::extract_embedded_items($file,\%allfiles, |
|
\%codebase,$result); |
|
if (keys(%allfiles) > 0) { |
|
my $url = $request->uri; |
|
my $state = <<STATE; |
|
<input type="hidden" name="action" value="upload_embedded" /> |
|
<input type="hidden" name="url" value="$url" /> |
|
STATE |
|
$$getobjref = "<h3>".&mt("Reference Warning")."</h3>". |
|
"<p>".&mt("Completed upload of the file. This file contained references to other files.")."</p>". |
|
"<p>".&mt("Please select the locations from which the referenced files are to be uploaded.")."</p>". |
|
&Apache::loncommon::ask_for_embedded_content($url,$state,\%allfiles,\%codebase, |
|
{'error_on_invalid_names' => 1, |
|
'ignore_remote_references' => 1,}); |
|
} |
|
} |
|
} |
|
} else { |
|
&Apache::lonxml::info('<span class="LC_error">'. |
|
&mt("Unable to write to [_1]", |
|
'<span class="LC_filename">'. |
|
$file.'</span>'). |
|
'</span>'); |
|
$error|=4; |
|
} |
} |
} |
} else { |
return $error; |
my $fs=Apache::File->new(">$filebak"); |
} |
if (defined($fs)) { |
|
print $fs $$problem; |
sub analyze_header { |
$request->print("<b>Making Backup to $filebak</b><br />"); |
my ($request) = @_; |
} else { |
my $js = &Apache::structuretags::setmode_javascript(); |
$request->print("<font color=\"red\" size=\"+1\"><b>Unable to make backup $filebak</b></font>"); |
|
$error=2; |
# Breadcrumbs |
|
my $brcrum = [{'href' => &Apache::loncommon::authorspace($request->uri), |
|
'text' => 'Authoring Space'}, |
|
{'href' => '', |
|
'text' => 'Problem Testing'}, |
|
{'href' => '', |
|
'text' => 'Analyzing a problem'}]; |
|
|
|
my $result = |
|
&Apache::loncommon::start_page('Analyzing a problem', |
|
$js, |
|
{'bread_crumbs' => $brcrum,}) |
|
.&Apache::loncommon::head_subbox( |
|
&Apache::loncommon::CSTR_pageheader()); |
|
$result .= |
|
&Apache::lonxml::message_location().' |
|
<form name="lonhomework" method="post" action="'. |
|
&HTML::Entities::encode($env{'request.uri'},'<>&"').'">'. |
|
'<input type="hidden" name="problemmode" value="'. |
|
$env{'form.problemmode'}.'" />'. |
|
&Apache::structuretags::remember_problem_state().' |
|
<div class="LC_edit_problem_analyze_header"> |
|
<input type="button" name="submitmode" value="'.&mt("EditXML").'" '. |
|
'onclick="javascript:setmode(this.form,'."'editxml'".')" /> |
|
<input type="button" name="submitmode" value="'.&mt('Edit').'" '. |
|
'onclick="javascript:setmode(this.form,'."'edit'".')" /> |
|
<hr /> |
|
<input type="button" name="submitmode" value="'.&mt("View").'" '. |
|
'onclick="javascript:setmode(this.form,'."'view'".')" /> |
|
<hr /> |
|
</div> |
|
</form>'; |
|
&Apache::lonxml::add_messages(\$result); |
|
$request->print($result); |
|
$request->rflush(); |
|
} |
|
|
|
sub analyze_footer { |
|
my ($request) = @_; |
|
$request->print(&Apache::loncommon::end_page()); |
|
$request->rflush(); |
|
} |
|
|
|
sub analyze { |
|
my ($request,$file) = @_; |
|
&Apache::lonxml::debug("Analyze"); |
|
my $result; |
|
my %overall; |
|
my %seedexample; |
|
my %allparts; |
|
my $rndseed=$env{'form.rndseed'}; |
|
&analyze_header($request); |
|
my %prog_state= |
|
&Apache::lonhtmlcommon::Create_PrgWin($request,$env{'form.numtoanalyze'}); |
|
for(my $i=1;$i<$env{'form.numtoanalyze'}+1;$i++) { |
|
&Apache::lonhtmlcommon::Increment_PrgWin($request,\%prog_state,'last problem'); |
|
if (&Apache::loncommon::connection_aborted($request)) { return; } |
|
my $thisseed=$i+$rndseed; |
|
my $subresult=&Apache::lonnet::ssi($request->uri, |
|
('grade_target' => 'analyze'), |
|
('rndseed' => $thisseed)); |
|
(my $garbage,$subresult)=split(/_HASH_REF__/,$subresult,2); |
|
my %analyze=&Apache::lonnet::str2hash($subresult); |
|
my @parts; |
|
if (ref($analyze{'parts'}) eq 'ARRAY') { |
|
@parts=@{ $analyze{'parts'} }; |
|
} |
|
foreach my $part (@parts) { |
|
if (!exists($allparts{$part})) {$allparts{$part}=1;}; |
|
if ($analyze{$part.'.type'} eq 'numericalresponse' || |
|
$analyze{$part.'.type'} eq 'stringresponse' || |
|
$analyze{$part.'.type'} eq 'formularesponse' ) { |
|
foreach my $name (keys(%{ $analyze{$part.'.answer'} })) { |
|
my $i=0; |
|
foreach my $answer_part (@{ $analyze{$part.'.answer'}{$name} }) { |
|
push( @{ $overall{$part.'.answer'}[$i] }, |
|
$answer_part); |
|
my $concatanswer= join("\0",@{ $answer_part }); |
|
if (($concatanswer eq '') || ($concatanswer=~/^\@/)) { |
|
$answer_part = ['<span class="LC_error">'.&mt('Error').'</span>']; |
|
} |
|
$seedexample{join("\0",$part,$i,@{$answer_part})}= |
|
$thisseed; |
|
$i++; |
|
} |
|
} |
|
if (!keys(%{ $analyze{$part.'.answer'} })) { |
|
my $answer_part = |
|
['<span class="LC_error">'.&mt('Error').'</span>']; |
|
$seedexample{join("\0",$part,0,@{$answer_part})}= |
|
$thisseed; |
|
push( @{ $overall{$part.'.answer'}[0] }, |
|
$answer_part); |
|
} |
|
} |
|
} |
} |
} |
my $fh=Apache::File->new(">$file"); |
&Apache::lonhtmlcommon::Update_PrgWin($request,\%prog_state,&mt('Analyzing Results')); |
if (defined($fh)) { |
$request->print('<hr />' |
print $fh $$result; |
.'<h3>' |
$request->print("<b>Saving Modifications to $file</b><br />"); |
.&mt('List of possible answers') |
} else { |
.'</h3>' |
$request->print("<font color=\"red\" size=\"+1\"><b>Unable to write to $file</b></font>"); |
); |
$error|=4; |
foreach my $part (sort(keys(%allparts))) { |
|
if ((ref($overall{$part.'.answer'}) eq 'ARRAY') && |
|
(@{$overall{$part.'.answer'}} > 0)) { |
|
for (my $i=0;$i<scalar(@{ $overall{$part.'.answer'} });$i++) { |
|
my $num_cols=scalar(@{ $overall{$part.'.answer'}[$i][0] }); |
|
$request->print(&Apache::loncommon::start_data_table() |
|
.&Apache::loncommon::start_data_table_header_row() |
|
.'<th colspan="'.($num_cols+1).'">' |
|
.&mt('Part').' '.$part |
|
); |
|
if (scalar(@{ $overall{$part.'.answer'} }) > 1) { |
|
$request->print(' '.&mt('Answer [_1]',$i+1)); |
|
} |
|
$request->print('</th>' |
|
.&Apache::loncommon::end_data_table_header_row() |
|
); |
|
my %frequency; |
|
foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'}[$i] })) { |
|
$frequency{join("\0",@{ $answer })}++; |
|
} |
|
$request->print(&Apache::loncommon::start_data_table_header_row() |
|
.'<th colspan="'.($num_cols).'">'.&mt('Answer').'</th>' |
|
.'<th>'.&mt('Frequency').'<br />' |
|
.'('.&mt('click for example').')</th>' |
|
.&Apache::loncommon::end_data_table_header_row() |
|
); |
|
foreach my $answer (sort {(split("\0",$a))[0] <=> (split("\0",$b))[0]} (keys(%frequency))) { |
|
$request->print(&Apache::loncommon::start_data_table_row() |
|
.'<td>' |
|
.join('</td><td>',split("\0",$answer)) |
|
.'</td>' |
|
.'<td>' |
|
.'<a href="'.$request->uri.'?rndseed='.$seedexample{join("\0",$part,$i,$answer)}.'">'.$frequency{$answer}.'</a>' |
|
.'</td>' |
|
.&Apache::loncommon::end_data_table_row() |
|
); |
|
} |
|
$request->print(&Apache::loncommon::end_data_table()); |
|
} |
|
} else { |
|
$request->print('<p class="LC_warning">' |
|
.&mt('Response [_1] is not analyzable at this time.',$part) |
|
.'</p>' |
|
); |
|
} |
|
} |
|
if (scalar(keys(%allparts)) == 0 ) { |
|
$request->print('<p class="LC_warning">' |
|
.&mt('Found no analyzable responses in this problem.' |
|
.' Currently only Numerical, Formula and String response styles are supported.') |
|
.'</p>' |
|
); |
} |
} |
} |
&Apache::lonhtmlcommon::Close_PrgWin($request,\%prog_state); |
return $error; |
&analyze_footer($request); |
|
&Apache::lonhomework::showhash(%overall); |
|
return $result; |
} |
} |
|
|
sub analyze { |
{ |
my ($request,$file) = @_; |
my $show_problem_status; |
&Apache::lonxml::debug("Analyze"); |
sub reset_show_problem_status { |
my $result=&Apache::lonnet::ssi($request->uri,('grade_target' => 'analyze')); |
undef($show_problem_status); |
&Apache::lonxml::debug(":$result:"); |
} |
(my $garbage,$result)=split(/_HASH_REF__/,$result,2); |
|
&showhash(&Apache::lonnet::str2hash($result)); |
sub set_show_problem_status { |
return $result; |
my ($new_status) = @_; |
|
$show_problem_status = lc($new_status); |
|
} |
|
|
|
sub hide_problem_status { |
|
return ($show_problem_status eq 'no' |
|
|| $show_problem_status eq 'no_feedback_ever'); |
|
} |
|
|
|
sub show_problem_status { |
|
return ($show_problem_status eq 'yes' |
|
|| $show_problem_status eq 'answer' |
|
|| $show_problem_status eq ''); |
|
} |
|
|
|
sub show_some_problem_status { |
|
return ($show_problem_status eq 'no'); |
|
} |
|
|
|
sub show_no_problem_status { |
|
return ($show_problem_status eq 'no_feedback_ever'); |
|
} |
|
|
|
sub show_answer_problem_status { |
|
return ($show_problem_status eq 'answer'); |
|
} |
} |
} |
|
|
sub editxmlmode { |
sub editxmlmode { |
my ($request,$file) = @_; |
my ($request,$file) = @_; |
my $result; |
my $result; |
my $problem=&Apache::lonnet::getfile($file); |
my $problem=&Apache::lonnet::getfile($file); |
if ($problem == -1) { |
if ($problem eq -1) { |
&Apache::lonxml::error("<b> Unable to find <i>$file</i></b>"); |
&Apache::lonxml::error( |
$problem=''; |
'<p class="LC_error">' |
} |
.&mt('Unable to find [_1]', |
if (defined($ENV{'form.editxmltext'}) || defined($ENV{'form.Undo'})) { |
'<span class="LC_filename">'.$file.'</span>') |
my $error=&handle_save_or_undo($request,\$problem, |
.'</p>'); |
\$ENV{'form.editxmltext'}); |
|
if (!$error) { $problem=&Apache::lonnet::getfile($file); } |
$problem=''; |
} |
} |
my ($rows,$cols) = &Apache::edit::textarea_sizes(\$problem); |
|
if ($cols > 80) { $cols = 80; } |
if (($env{'form.problemmode'} eq 'saveeditxml') || |
$result.='<html><body bgcolor="#FFFFFF"> |
($env{'form.problemmode'} eq 'saveviewxml') || |
<form name="lonhomework" method="POST" action="'. |
($env{'form.problemmode'} eq 'undoxml')) { |
$ENV{'request.uri'}.'"> |
my $error=&handle_save_or_undo($request,\$problem, |
<input type="hidden" name="problemmode" value="EditXML" /> |
\$env{'form.editxmltext'}); |
<input type="submit" name="problemmode" value="View" /> |
if (!$error) { $problem=&Apache::lonnet::getfile($file); } |
<input type="submit" name="problemmode" value="Edit" /> |
} |
<hr /> |
&Apache::lonhomework::showhashsubset(\%env,'^form'); |
<input type="submit" name="submit" value="Submit Changes" /> |
if ($env{'form.problemmode'} eq 'saveviewxml') { |
<input type="submit" name="Undo" value="undo" /> |
&Apache::lonhomework::showhashsubset(\%env,'^form'); |
<hr /> |
$env{'form.problemmode'}='view'; |
<textarea rows="'.$rows.'" cols="'.$cols.'" name="editxmltext">'. |
&renderpage($request,$file); |
&HTML::Entities::encode($problem).'</textarea> |
} else { |
</form></body></html>'; |
my ($rows,$cols) = &Apache::edit::textarea_sizes(\$problem); |
$request->print($result); |
if ($cols > 80) { $cols = 80; } |
return ''; |
if ($cols < 70) { $cols = 70; } |
|
if ($rows < 20) { $rows = 20; } |
|
my $js = |
|
&Apache::edit::js_change_detection(). |
|
&Apache::loncommon::resize_textarea_js(). |
|
&Apache::structuretags::setmode_javascript(). |
|
&Apache::lonhtmlcommon::dragmath_js("EditMathPopup"); |
|
|
|
# Breadcrumbs |
|
my $brcrum = [{'href' => &Apache::loncommon::authorspace($request->uri), |
|
'text' => 'Authoring Space'}, |
|
{'href' => '', |
|
'text' => 'Problem Editing'}]; |
|
|
|
my $start_page = |
|
&Apache::loncommon::start_page(&mt("EditXML [_1]",$file),$js, |
|
{'no_auto_mt_title' => 1, |
|
'only_body' => 0, |
|
'add_entries' => { |
|
'onresize' => q[resize_textarea('LC_editxmltext','LC_aftertextarea')], |
|
'onload' => q[resize_textarea('LC_editxmltext','LC_aftertextarea')], |
|
}, |
|
'bread_crumbs' => $brcrum, |
|
}); |
|
|
|
$result=$start_page |
|
.&Apache::loncommon::head_subbox( |
|
&Apache::loncommon::CSTR_pageheader()); |
|
$result.=&renderpage($request,$file,['no_output_web'],1). |
|
'<form '.&Apache::edit::form_change_detection().' name="lonhomework" method="post" action="'. |
|
&HTML::Entities::encode($env{'request.uri'},'<>&"').'">'. |
|
&Apache::structuretags::remember_problem_state().' |
|
<div class="LC_edit_problem_editxml_header"> |
|
<table class="LC_edit_problem_header_title"><tr><td> |
|
<h2>'.&mt('Problem Editing').' '.&Apache::loncommon::help_open_topic('Problem_Editor_XML_Index').'</h2> |
|
</td><td align="right"> |
|
'.&Apache::loncommon::helpLatexCheatsheet('Problem_LON-CAPA_Functions','Script Functions').' |
|
</td></tr> |
|
</table>'; |
|
|
|
$result.='<input type="hidden" name="problemmode" value="saveedit" />'. |
|
&Apache::structuretags::problem_edit_buttons('editxml'); |
|
|
|
$result.='<hr style="clear:both;" />'.&Apache::lonxml::message_location().'</div>'. |
|
'<textarea '.&Apache::edit::element_change_detection(). |
|
' rows="'.$rows.'" cols="'.$cols.'" style="width:100%" '. |
|
' name="editxmltext" id="LC_editxmltext">'. |
|
&HTML::Entities::encode($problem,'<>&"').'</textarea> |
|
<div id="LC_aftertextarea"> |
|
</div> |
|
</form>'.&Apache::loncommon::end_page(); |
|
&Apache::lonxml::add_messages(\$result); |
|
$request->print($result); |
|
} |
|
return ''; |
} |
} |
|
|
|
# |
|
# Render the page in whatever target desired. |
|
# |
sub renderpage { |
sub renderpage { |
my ($request,$file) = @_; |
my ($request,$file,$targets,$return_string) = @_; |
|
|
my (@targets) = &get_target(); |
my @targets = @{$targets || [&get_target()]}; |
&Apache::lonxml::debug("Running targets ".join(':',@targets)); |
&Apache::lonhomework::showhashsubset(\%env,'form.'); |
foreach my $target (@targets) { |
&Apache::lonxml::debug("Running targets ".join(':',@targets)); |
#my $t0 = [&gettimeofday()]; |
|
my $problem=&Apache::lonnet::getfile($file); |
my $overall_result; |
if ($problem == -1) { |
foreach my $target (@targets) { |
&Apache::lonxml::error("<b> Unable to find <i>$file</i></b>"); |
# FIXME need to do something intelligent when a problem goes |
$problem=''; |
# from viewable to not viewable due to map conditions |
} |
#&setuppermissions(); |
|
#if ( $Apache::lonhomework::browse ne '2' |
my %mystyle; |
# && $Apache::lonhomework::browse ne 'F' ) { |
my $result = ''; |
# $request->print(" You most likely shouldn't see me."); |
&Apache::inputtags::initialize_inputtags; |
#} |
&Apache::edit::initialize_edit; |
#my $t0 = [&gettimeofday()]; |
if ($target eq 'analyze') { %Apache::lonhomework::anaylze=(); } |
my $output=1; |
if ($target eq 'web') { |
if ($target eq 'no_output_web') { |
my ($symb)=&Apache::lonxml::whichuser(); |
$target = 'web'; $output=0; |
if ($symb eq '') { |
} |
if ($ENV{'request.state'} eq "construct") { |
my $problem=&Apache::lonnet::getfile($file); |
} else { |
my $result; |
$request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />"); |
if ($problem eq -1) { |
} |
$problem=''; |
} |
my $filename=(split('/',$file))[-1]; |
#if ($Apache::lonhomework::viewgrades eq 'F') {&createmenu('grade',$request); } |
my $error = |
} |
&mt('Unable to find [_1]', |
#if ($target eq 'grade') { &showhash(%Apache::lonhomework::history); } |
'<span class="LC_filename">'.$filename.'</span>'); |
|
$result.= |
my $default=&Apache::lonnet::getfile('/home/httpd/html/res/adm/includes/default_homework.lcpm'); |
&Apache::loncommon::simple_error_page($request,'Not available', |
if ($default == -1) { |
$error,{'no_auto_mt_msg'}); |
&Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>"); |
return; |
$default=''; |
} |
} |
|
&Apache::lonxml::debug("Should be parsing now"); |
my %mystyle; |
$result = &Apache::lonxml::xmlparse($request, $target, $problem, |
if ($target eq 'analyze') { %Apache::lonhomework::analyze=(); } |
$default.&setup_vars($target),%mystyle); |
if ($target eq 'answer') { &showhash(%Apache::lonhomework::history); } |
|
if ($target eq 'web') {&Apache::lonhomework::showhashsubset(\%env,'^form');} |
#$request->print("Result follows:"); |
|
if ($target eq 'modified') { |
&Apache::lonxml::debug("Should be parsing now"); |
&handle_save_or_undo($request,\$problem,\$result); |
$result .= &Apache::lonxml::xmlparse($request, $target, $problem, |
|
&setup_vars($target),%mystyle); |
|
&finished_parsing(); |
|
if (!$output) { $result = ''; } |
|
#$request->print("Result follows:"); |
|
if ($target eq 'modified') { |
|
&handle_save_or_undo($request,\$problem,\$result); |
|
} else { |
|
if ($target eq 'analyze') { |
|
$result=&Apache::lonnet::hashref2str(\%Apache::lonhomework::analyze); |
|
undef(%Apache::lonhomework::analyze); |
|
} |
|
#my $td=&tv_interval($t0); |
|
#if ( $Apache::lonxml::debug) { |
|
#$result =~ s:</body>::; |
|
#$result.="<br />Spent $td seconds processing target $target\n</body>"; |
|
#} |
|
# $request->print($result); |
|
$overall_result.=$result; |
|
# $request->rflush(); |
|
} |
|
#$request->print(":Result ends"); |
|
#my $td=&tv_interval($t0); |
|
} |
|
if (!$return_string) { |
|
&Apache::lonxml::add_messages(\$overall_result); |
|
$request->print($overall_result); |
|
$request->rflush(); |
} else { |
} else { |
if ($target eq 'analyze') { |
return $overall_result; |
$result=&Apache::lonnet::hashref2str(\%Apache::lonhomework::analyze); |
|
undef(%Apache::lonhomework::analyze); |
|
} |
|
#my $td=&tv_interval($t0); |
|
#if ( $Apache::lonxml::debug) { |
|
#$result =~ s:</body>::; |
|
#$result.="<br />Spent $td seconds processing target $target\n</body>"; |
|
#} |
|
$request->print($result); |
|
} |
} |
#$request->print(":Result ends"); |
|
#my $td=&tv_interval($t0); |
|
} |
|
} |
} |
|
|
# with no arg it returns a HTML <option> list of the template titles |
sub finished_parsing { |
# with one arg it returns the filename associated with the arg passed |
undef($Apache::lonhomework::parsing_a_problem); |
|
undef($Apache::lonhomework::parsing_a_task); |
|
} |
|
|
sub get_template_list { |
sub get_template_list { |
my ($namewanted,$extension) = @_; |
my ($extension) = @_; |
my $result; |
my $result; |
&Apache::lonxml::debug("Looking for :$extension:"); |
my @allnames; |
foreach my $file (</home/httpd/html/res/adm/includes/templates/*.$extension>) { |
&Apache::lonxml::debug("Looking for :$extension:"); |
my $name=&Apache::lonnet::metadata($file,'title'); |
my $glob_extension = $extension; |
if ($namewanted && ($name eq $namewanted)) { |
if ($extension eq 'survey' || $extension eq 'exam') { |
$result=$file; |
$glob_extension = 'problem'; |
last; |
} |
} else { |
my @files = glob($Apache::lonnet::perlvar{'lonIncludes'}. |
$result.="<option>$name</option>"; |
'/templates/*.'.$glob_extension); |
|
@files = map {[$_,&mt(&Apache::lonnet::metadata($_, 'title')), |
|
(&Apache::lonnet::metadata($_, 'category')?&mt(&Apache::lonnet::metadata($_, 'category')):&mt('Miscellaneous')), |
|
&mt(&Apache::lonnet::metadata($_, 'help'))]} (@files); |
|
@files = sort {$a->[2].$a->[1] cmp $b->[2].$b->[1]} (@files); |
|
my ($midpoint,$seconddiv,$numfiles); |
|
$numfiles = 0; |
|
foreach my $file (@files) { |
|
next if ($file->[1] !~ /\S/); |
|
$numfiles ++; |
} |
} |
} |
if ($numfiles > 0) { |
return $result; |
$result = '<div class="LC_left_float">'; |
|
$midpoint = int($numfiles/2); |
|
if ($numfiles%2) { |
|
$midpoint ++; |
|
} |
|
} |
|
my $count = 0; |
|
my $currentcategory=''; |
|
my $first = 1; |
|
my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'}; |
|
foreach my $file (@files) { |
|
next if ($file->[1] !~ /\S/); |
|
if ($file->[2] ne $currentcategory) { |
|
$currentcategory=$file->[2]; |
|
if ((!$seconddiv) && ($count >= $midpoint)) { |
|
$result .= '</div></div>'."\n".'<div class="LC_left_float">'."\n"; |
|
$seconddiv = 1; |
|
} elsif (!$first) { |
|
$result.='</div>'."\n"; |
|
} else { |
|
$first = 0; |
|
} |
|
$result.= '<div class="LC_Box">'."\n" |
|
.'<h3 class="LC_hcell">'.$currentcategory.'</h3>'."\n"; |
|
$count++; |
|
} |
|
$result .= |
|
'<label><input type="radio" name="template" value="'.$file->[0].'" />'. |
|
$file->[1].'</label>'; |
|
if ($file->[3]) { |
|
$result.=&Apache::loncommon::help_open_topic($file->[3]); |
|
} |
|
my $filename=$file->[0]; |
|
$filename=~s{^\Q$londocroot\E}{}; |
|
$result.=' <span class="LC_fontsize_small">' |
|
.&Apache::loncommon::modal_link($filename.'?inhibitmenu=yes',&mt('Example'),600,420,'sample') |
|
.'</span><br />'."\n"; |
|
$count ++; |
|
} |
|
if ($numfiles > 0) { |
|
$result .= '</div></div>'."\n".'<div class="LC_clear_float_footer"></div>'."\n"; |
|
} |
|
return $result; |
} |
} |
|
|
sub newproblem { |
sub newproblem { |
my ($request) = @_; |
my ($request) = @_; |
my $extension=$request->uri; |
|
$extension=~s:^.*\.([\w]+)$:$1:; |
if ($env{'form.template'}) { |
&Apache::lonxml::debug("Looking for :$extension:"); |
my $file = $env{'form.template'}; |
if ($ENV{'form.template'}) { |
|
use File::Copy; |
|
my $file = &get_template_list($ENV{'form.template'},$extension); |
|
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
copy($file,$dest); |
&File::Copy::copy($file,$dest); |
&renderpage($request,$dest); |
&renderpage($request,$dest); |
} elsif($ENV{'form.newfile'}) { |
return; |
# I don't like hard-coded filenames but for now, this will work. |
} |
use File::Copy; |
|
my $templatefilename = |
my ($extension) = ($request->uri =~ m/\.(\w+)$/); |
$request->dir_config('lonIncludes').'/templates/blank.problem'; |
&Apache::lonxml::debug("Looking for :$extension:"); |
|
my $templatelist=&get_template_list($extension); |
|
if ($env{'form.newfile'} && !$templatelist) { |
|
# no templates found |
|
my $templatefilename = |
|
$request->dir_config('lonIncludes').'/templates/blank.'.$extension; |
&Apache::lonxml::debug("$templatefilename"); |
&Apache::lonxml::debug("$templatefilename"); |
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
copy($templatefilename,$dest); |
&File::Copy::copy($templatefilename,$dest); |
&renderpage($request,$dest); |
&renderpage($request,$dest); |
}else { |
} else { |
my $templatelist=&get_template_list('',$extension); |
my $url=&HTML::Entities::encode($request->uri,'<>&"'); |
my $url=$request->uri; |
|
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
my $dest = &Apache::lonnet::filelocation("",$request->uri); |
if (!defined($templatelist)) { |
my $errormsg; |
# We didn't find a template, so just create a blank problem. |
my $instructions; |
$request->print(<<ENDNEWPROBLEM); |
my $brcrum = [{'href' => &Apache::loncommon::authorspace($request->uri), |
<body bgcolor="#FFFFFF"> |
'text' => 'Authoring Space'}, |
The requested file $url doesn\'t exist. You can create a new $extension <br /> |
{'href' => '', |
<form action="$url" method="POST"> |
'text' => "Create New $extension"}]; |
<input type="submit" name="newfile" value="New $extension"><br /> |
my $start_page = |
</form> |
&Apache::loncommon::start_page("Create New $extension", |
</body> |
undef, |
ENDNEWPROBLEM |
{'bread_crumbs' => $brcrum,}); |
return ''; |
$request->print( |
} |
$start_page |
$request->print(<<ENDNEWPROBLEM); |
.&Apache::loncommon::head_subbox( |
<body bgcolor="#FFFFFF"> |
&Apache::loncommon::CSTR_pageheader()) |
The requested file $url doesn\'t exist. You can create a new $extension <br /> |
.'<h1>'.&mt("Creating a new $extension resource.")."</h1> |
<form action="$url" method="POST"> |
$errormsg |
<input type="submit" value="New $extension"><br /> |
".&mt("The requested file [_1] currently does not exist.", |
<select name="template"> |
'<span class="LC_filename">'.$url.'</span>').' |
$templatelist |
<p class="LC_info"> |
</select> |
'.&mt("To create a new $extension, select a template from the". |
</form> |
" list below. Then click on the \"Create $extension\" button.").' |
</body> |
</p><div><form action="'.$url.'" method="post">'); |
ENDNEWPROBLEM |
|
|
if (defined($templatelist)) { |
|
$request->print($templatelist); |
|
} |
|
$request->print('<br /><input type="submit" name="newfile" value="'. |
|
&mt("Create $extension").'" />'); |
|
$request->print('</form></div>'.&Apache::loncommon::end_page()); |
} |
} |
return ''; |
return; |
} |
} |
|
|
sub view_or_edit_menu { |
sub update_construct_style { |
my ($request) = @_; |
if ($env{'request.state'} eq "construct" |
my $url=$request->uri; |
&& $env{'form.problemmode'} eq 'view' |
$request->print(<<EDITMENU); |
&& defined($env{'form.submitted'}) |
<body bgcolor="#FFFFFF"> |
&& !defined($env{'form.resetdata'}) |
<form action="$url" method="POST"> |
&& !defined($env{'form.newrandomization'})) { |
Would you like to <input type="submit" name="problemmode" value="View"> or |
if ((!$env{'form.style_file'} && $env{'construct.style'}) |
<input type="submit" name="problemmode" value="Edit"> the problem. |
||$env{'form.clear_style_file'}) { |
</form> |
&Apache::lonnet::delenv('construct.style'); |
</body> |
} elsif ($env{'form.style_file'} |
EDITMENU |
&& $env{'construct.style'} ne $env{'form.style_file'}) { |
|
&Apache::lonnet::appenv({'construct.style' => |
|
$env{'form.style_file'}}); |
|
} |
|
} |
} |
} |
|
|
sub handler { |
|
#my $t0 = [&gettimeofday()]; |
|
my $request=$_[0]; |
|
|
|
if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} |
|
|
|
if (&setupheader($request)) { return OK; } |
sub handler { |
$ENV{'request.uri'}=$request->uri; |
#my $t0 = [&gettimeofday()]; |
|
my $request=$_[0]; |
#setup permissions |
$Apache::lonxml::request=$request; |
$Apache::lonhomework::browse= &Apache::lonnet::allowed('bre',$ENV{'request.filename'}); |
$Apache::lonxml::debug=$env{'user.debug'}; |
$Apache::lonhomework::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); |
$env{'request.uri'}=$request->uri; |
&Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:"); |
&setuppermissions(); |
# some times multiple problemmodes are submitted, need to select |
|
# the last one |
my $file=&Apache::lonnet::filelocation("",$request->uri); |
if ( defined($ENV{'form.problemmode'}) && |
|
ref($ENV{'form.problemmode'}) ) { |
#check if we know where we are |
my $mode=$ENV{'form.problemmode'}->[-1]; |
if ($env{'request.course.fn'} && !&Apache::lonnet::symbread()) { |
undef $ENV{'form.problemmode'}; |
# if we are browsing we might not be able to know where we are |
$ENV{'form.problemmode'}=$mode; |
if ($Apache::lonhomework::browse ne 'F' && |
} |
$env{'request.state'} ne "construct") { |
&Apache::lonxml::debug("Problem Mode ".$ENV{'form.problemmode'}); |
#should know where we are, so ask |
my $file=&Apache::lonnet::filelocation("",$request->uri); |
&unset_permissions(); |
|
$request->internal_redirect('/adm/ambiguous'); |
#check if we know where we are |
return OK; |
if ($ENV{'request.course.fn'} && !&Apache::lonnet::symbread()) { |
} |
# if we are browsing we might not be able to know where we are |
} |
if ($Apache::lonhomework::browse ne 'F') { |
if (&setupheader($request)) { |
#should know where we are, so ask |
&unset_permissions(); |
$request->internal_redirect('/adm/ambiguous'); return; |
return OK; |
} |
} |
} |
&Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:$Apache::lonhomework::modifygrades:$Apache::lonhomework::queuegrade"); |
|
&Apache::lonxml::debug("Problem Mode ".$env{'form.problemmode'}); |
if ($ENV{'request.state'} eq "construct") { |
my ($symb) = &Apache::lonnet::whichuser(); |
if ($ENV{'form.resetdata'} eq 'Reset Submissions') { |
&Apache::lonxml::debug('symb is '.$symb); |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
if ($env{'request.state'} eq "construct") { |
&Apache::lonnet::tmpreset($symb,'',$domain,$name); |
if ( -e $file ) { |
} |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
if ( -e $file ) { |
['problemmode']); |
if (!(defined $ENV{'form.problemmode'})) { |
if (!(defined $env{'form.problemmode'})) { |
#first visit to problem in construction space |
#first visit to problem in construction space |
#&view_or_edit_menu($request); |
$env{'form.problemmode'}= 'view'; |
$ENV{'form.problemmode'}='View'; |
&renderpage($request,$file); |
&renderpage($request,$file); |
} elsif (($env{'form.problemmode'} eq 'editxml') || |
} elsif ($ENV{'form.problemmode'} eq 'EditXML') { |
($env{'form.problemmode'} eq 'saveeditxml') || |
&editxmlmode($request,$file); |
($env{'form.problemmode'} eq 'saveviewxml') || |
} elsif ($ENV{'form.problemmode'} eq 'Answer Distribution') { |
($env{'form.problemmode'} eq 'undoxml')) { |
&analyze($request,$file); |
&editxmlmode($request,$file); |
} else { |
} elsif ($env{'form.problemmode'} eq 'calcanswers') { |
&renderpage($request,$file); |
&analyze($request,$file); |
} |
} else { |
|
&update_construct_style(); |
|
&renderpage($request,$file); |
|
} |
|
} else { |
|
# requested file doesn't exist in contruction space |
|
&newproblem($request); |
|
} |
} else { |
} else { |
# requested file doesn't exist in contruction space |
# just render the page normally outside of construction space |
&newproblem($request); |
&Apache::lonxml::debug("not construct"); |
|
&renderpage($request,$file); |
} |
} |
} else { |
#my $td=&tv_interval($t0); |
# just render the page normally outside of construction space |
#&Apache::lonxml::debug("Spent $td seconds processing"); |
&Apache::lonxml::debug("not construct"); |
# always turn off debug messages |
&renderpage($request,$file); |
$Apache::lonxml::debug=0; |
} |
&unset_permissions(); |
#my $td=&tv_interval($t0); |
return OK; |
#&Apache::lonxml::debug("Spent $td seconds processing"); |
|
# &Apache::lonhomework::send_footer($request); |
|
# always turn off debug messages |
|
$Apache::lonxml::debug=0; |
|
return OK; |
|
|
|
} |
} |
|
|