version 1.44, 2001/05/21 19:45:28
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version 1.59, 2001/08/29 10:18:10
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# The LON-CAPA Homework handler |
# The LON-CAPA Homework handler |
# Guy Albertelli |
# Guy Albertelli |
# 11/30 Gerd Kortemeyer |
# 11/30 Gerd Kortemeyer |
# 6/1 Gerd Kortemeyer |
# 6/1,8/17,8/18 Gerd Kortemeyer |
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package Apache::lonhomework; |
package Apache::lonhomework; |
use strict; |
use strict; |
Line 10 use Apache::lonxml;
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Line 10 use Apache::lonxml;
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use Apache::lonnet; |
use Apache::lonnet; |
use Apache::inputtags; |
use Apache::inputtags; |
use Apache::structuretags; |
use Apache::structuretags; |
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use Apache::randomlabel; |
use Apache::response; |
use Apache::response; |
use Apache::hint; |
use Apache::hint; |
use Apache::outputtags; |
use Apache::outputtags; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
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#use Time::HiRes qw( gettimeofday tv_interval ); |
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sub BEGIN { |
sub BEGIN { |
&Apache::lonxml::register_insert(); |
&Apache::lonxml::register_insert(); |
Line 84 sub send_footer {
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Line 85 sub send_footer {
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} |
} |
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$Apache::lonxml::browse=''; |
$Apache::lonxml::browse=''; |
sub check_date { |
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sub check_access { |
my ($id) = @_; |
my ($id) = @_; |
my $date =''; |
my $date =''; |
my $status = ''; |
my $status = ''; |
Line 130 sub check_date {
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Line 132 sub check_date {
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if ( $maxtries eq '' ) { $maxtries = '2'; } |
if ( $maxtries eq '' ) { $maxtries = '2'; } |
if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } |
if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } |
} |
} |
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if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') && |
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(!$Apache::lonhomework::history{"resource.0.outtoken"})) { |
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return ('UNCHECKEDOUT','needs to be checked out'); |
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} |
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&Apache::lonxml::debug("sending back :$status:$datemsg:"); |
&Apache::lonxml::debug("sending back :$status:$datemsg:"); |
if (($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED')) { |
if (($Apache::lonhomework::browse eq 'F') && ($status eq 'CLOSED')) { |
&Apache::lonxml::debug("should be allowed to browse a resource when closed"); |
&Apache::lonxml::debug("should be allowed to browse a resource when closed"); |
Line 172 sub setupheader {
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Line 181 sub setupheader {
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return '' |
return '' |
} |
} |
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sub handle_save_or_undo { |
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my ($request,$problem,$result) = @_; |
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my $fileout = &Apache::lonnet::filelocation("",$request->uri); |
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my $filesave=$fileout.".bak"; |
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if ($ENV{'form.Undo'} eq 'undo') { |
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if (copy($filesave,$fileout)) { |
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$request->print("<b>Undid changes, Copied $filesave to $fileout<br /></b>"); |
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} else { |
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$request->print("<font color=\"red\" size=\"+1\"><b>Unable to undo, unable to copy $filesave to $fileout<br /></b></font>"); |
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} |
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} else { |
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my $fs=Apache::File->new(">$filesave"); |
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if (defined($fs)) { |
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print $fs $$problem; |
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$request->print("<b>Making Backup to $filesave</b><br />"); |
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} else { |
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$request->print("<font color=\"red\" size=\"+1\"><b>Unable to make backup $filesave</b></font>"); |
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} |
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my $fh=Apache::File->new(">$fileout"); |
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if (defined($fh)) { |
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print $fh $$result; |
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$request->print("<b>Saving Modifications to $fileout</b><br />"); |
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} else { |
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$request->print("<font color=\"red\" size=\"+1\"><b>Unable to write to $fileout</b></font>"); |
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} |
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} |
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} |
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sub renderpage { |
sub renderpage { |
my ($request,$file) = @_; |
my ($request,$file) = @_; |
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my (@targets) = &get_target(); |
my (@targets) = &get_target(); |
foreach my $target (@targets) { |
foreach my $target (@targets) { |
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#my $t0 = [&gettimeofday()]; |
my $problem=&Apache::lonnet::getfile($file); |
my $problem=&Apache::lonnet::getfile($file); |
if ($problem == -1) { |
if ($problem == -1) { |
&Apache::lonxml::error("<b> Unable to find <i>$file</i></b>"); |
&Apache::lonxml::error("<b> Unable to find <i>$file</i></b>"); |
Line 186 sub renderpage {
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Line 225 sub renderpage {
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my %mystyle; |
my %mystyle; |
my $result = ''; |
my $result = ''; |
&Apache::inputtags::initialize_inputtags; |
&Apache::inputtags::initialize_inputtags; |
%Apache::lonhomework::results=(); |
&Apache::edit::initialize_edit; |
%Apache::lonhomework::history=&Apache::lonnet::restore(); |
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#ignore error conditions |
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my ($temp)=keys %Apache::lonhomework::history ; |
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if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } |
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if ($target eq 'web') { |
if ($target eq 'web') { |
if (&Apache::lonnet::symbread() eq '') { |
if (&Apache::lonnet::symbread() eq '') { |
if ($ENV{'request.state'} eq "construct") { |
if ($ENV{'request.state'} eq "construct") { |
Line 199 sub renderpage {
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Line 234 sub renderpage {
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$request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />"); |
$request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />"); |
} |
} |
} |
} |
if ($Apache::lonhomework::viewgrades eq 'F') {&createmenu('grade',$request); } |
#if ($Apache::lonhomework::viewgrades eq 'F') {&createmenu('grade',$request); } |
} |
} |
if ($target eq 'grade') { &showhash(%Apache::lonhomework::history); } |
if ($target eq 'grade') { &showhash(%Apache::lonhomework::history); } |
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Line 213 sub renderpage {
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Line 248 sub renderpage {
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#$request->print("Result follows:"); |
#$request->print("Result follows:"); |
if ($target eq 'modified') { |
if ($target eq 'modified') { |
my $fileout = &Apache::lonnet::filelocation("",$request->uri); |
&handle_save_or_undo($request,\$problem,\$result); |
my $filesave=$fileout.".bak"; |
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my $fs=Apache::File->new(">$filesave"); |
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print $fs $problem; |
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$request->print("<b>Making Backup to $filesave</b><br />"); |
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my $fh=Apache::File->new(">$fileout"); |
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print $fh $result; |
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$request->print("<b>Saving Modifications to $fileout</b><br />"); |
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} else { |
} else { |
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#my $td=&tv_interval($t0); |
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#if ( $Apache::lonxml::debug) { |
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#$result =~ s:</body>::; |
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#$result.="<br />Spent $td seconds processing target $target\n</body>"; |
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#} |
$request->print($result); |
$request->print($result); |
} |
} |
#$request->print(":Result ends"); |
#$request->print(":Result ends"); |
if ($target eq 'grade') { &showhash(%Apache::lonhomework::results); } |
#my $td=&tv_interval($t0); |
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#store new values |
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my ($temp) = keys %Apache::lonhomework::results; |
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if ( $temp ne '' ) { |
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&Apache::lonxml::debug("Store return message:". |
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&Apache::lonnet::cstore(\%Apache::lonhomework::results)); |
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} |
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} |
} |
} |
} |
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# with no arg it returns a HTML <option> list of the template titles |
# with no arg it returns a HTML <option> list of the template titles |
# with one arg it returns the filename associated with the arg passed |
# with one arg it returns the filename associated with the arg passed |
sub get_template_list { |
sub get_template_list { |
my ($namewanted) = @_; |
my ($namewanted,$extension) = @_; |
my $result; |
my $result; |
foreach my $file (</home/httpd/html/res/adm/includes/templates/*.problem>) { |
&Apache::lonxml::debug("Looking for :$extension:"); |
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foreach my $file (</home/httpd/html/res/adm/includes/templates/*.$extension>) { |
my $name=&Apache::lonnet::metadata($file,'title'); |
my $name=&Apache::lonnet::metadata($file,'title'); |
if ($namewanted && ($name eq $namewanted)) { |
if ($namewanted && ($name eq $namewanted)) { |
$result=$file; |
$result=$file; |
Line 258 sub get_template_list {
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Line 283 sub get_template_list {
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sub newproblem { |
sub newproblem { |
my ($request) = @_; |
my ($request) = @_; |
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my $extension=$request->uri; |
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$extension=~s:^.*\.([\w]+)$:$1:; |
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&Apache::lonxml::debug("Looking for :$extension:"); |
if ($ENV{'form.template'}) { |
if ($ENV{'form.template'}) { |
use File::Copy; |
use File::Copy; |
my $file = &get_template_list($ENV{'form.template'}); |
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); |
copy($file,$dest); |
&renderpage($request,$file); |
&renderpage($request,$file); |
} else { |
} else { |
my $templatelist=&get_template_list(); |
my $templatelist=&get_template_list('',$extension); |
my $url=$request->uri; |
my $url=$request->uri; |
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my $dest = &Apache::lonnet::filelocation("",$request->uri); |
$request->print(<<ENDNEWPROBLEM); |
$request->print(<<ENDNEWPROBLEM); |
<body bgcolor="#FFFFFF"> |
<body bgcolor="#FFFFFF"> |
The request file $url doesn\'t exist. You can create a new problem <br /> |
The request file $url doesn\'t exist. You can create a new $extension <br /> |
<form action="$url" method="POST"> |
<form action="$url" method="POST"> |
<input type="submit" value="New Problem"><br /> |
<input type="submit" value="New $extension"><br /> |
<select name="template"> |
<select name="template"> |
$templatelist |
$templatelist |
</select> |
</select> |
Line 297 EDITMENU
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Line 326 EDITMENU
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} |
} |
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sub handler { |
sub handler { |
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#my $t0 = [&gettimeofday()]; |
my $request=$_[0]; |
my $request=$_[0]; |
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# if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} |
if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} |
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if (&setupheader($request)) { return OK; } |
if (&setupheader($request)) { return OK; } |
$ENV{'request.uri'}=$request->uri; |
$ENV{'request.uri'}=$request->uri; |
Line 337 sub handler {
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Line 367 sub handler {
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# just render the page normally outside of construction space |
# just render the page normally outside of construction space |
&renderpage($request,$file); |
&renderpage($request,$file); |
} |
} |
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#my $td=&tv_interval($t0); |
&Apache::lonhomework::send_footer($request); |
#&Apache::lonxml::debug("Spent $td seconds processing"); |
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# &Apache::lonhomework::send_footer($request); |
# always turn off debug messages |
# always turn off debug messages |
$Apache::lonxml::debug=0; |
$Apache::lonxml::debug=0; |
return OK; |
return OK; |