--- loncom/homework/grades.pm 2001/02/13 18:41:00 1.3 +++ loncom/homework/grades.pm 2003/09/29 21:31:30 1.130.2.1.2.6 @@ -1,5 +1,40 @@ +# The LearningOnline Network with CAPA # The LON-CAPA Grading handler -# 2/9 Guy Albertelli +# +# $Id: grades.pm,v 1.130.2.1.2.6 2003/09/29 21:31:30 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# +# 2/9,2/13 Guy Albertelli +# 6/8 Gerd Kortemeyer +# 7/26 H.K. Ng +# 8/20 Gerd Kortemeyer +# Year 2002 +# June-August H.K. Ng +# Year 2003 +# February, March H.K. Ng +# July, H. K. Ng +# package Apache::grades; use strict; @@ -7,84 +42,4140 @@ use Apache::style; use Apache::lonxml; use Apache::lonnet; use Apache::loncommon; +use Apache::lonhtmlcommon; +use Apache::lonnavmaps; use Apache::lonhomework; +use Apache::loncoursedata; +use Apache::lonmsg qw(:user_normal_msg); use Apache::Constants qw(:common); +use String::Similarity; -sub moreinfo { - my ($request,$reason) = @_; - $request->print("Unable to process request: $reason"); - $request->print('<form action="/adm/grades" method="post">'."\n"); - $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'"></input>'."\n"); - $request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'"></input>'."\n"); - $request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'"></input>'."<br />\n"); - $request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'"></input>'."<br />\n"); - $request->print('<input type="submit" name="submit" value="ReSubmit"></input>'."<br />\n"); - $request->print('</form>'); +my %oldessays=(); +my %perm=(); + +# ----- These first few routines are general use routines.---- +# +# --- Retrieve the parts that matches stores_\d+ from the metadata file.--- +sub getpartlist { + my ($url) = @_; + my @parts =(); + my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys')); + foreach my $key (@metakeys) { + if ( $key =~ m/stores_(\w+)_.*/) { + push(@parts,$key); + } + } + return @parts; } +# --- Get the symbolic name of a problem and the url +sub get_symb_and_url { + my ($request) = @_; + (my $url=$ENV{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; + my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url))); + if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; } + return ($symb,$url); +} -#FIXME - needs to be much smarter -sub finduser { - my ($name) = @_; - return ($name,$ENV{'user.domain'}); +# --- Retrieve the fullname for a user. Return lastname, first middle --- +# --- Generation is attached next to the lastname if it exists. --- +sub get_fullname { + my ($uname,$udom) = @_; + my %name=&Apache::lonnet::get('environment', ['lastname','generation', + 'firstname','middlename'], + $udom,$uname); + my $fullname; + my ($tmp) = keys(%name); + if ($tmp !~ /^(con_lost|error|no_such_host)/i) { + $fullname = &Apache::loncoursedata::ProcessFullName + (@name{qw/lastname generation firstname middlename/}); + } else { + &Apache::lonnet::logthis('grades.pm: no name data for '.$uname. + '@'.$udom.':'.$tmp); + } + return $fullname; } -sub submission { - my ($request) = @_; - my $url=$ENV{'form.url'}; - $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; - if ($ENV{'form.student'} eq '') { &moreinfo($request,"Need student login id"); return ''; } - my ($uname,$udom) = &finduser($ENV{'form.student'}); - if ($uname eq '') { &moreinfo($request,"Unable to find student"); return ''; } - my $symb=&Apache::lonnet::symbread($url); - if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; } - my $home=&Apache::lonnet::homeserver($uname,$udom); - my $answer=&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,$home, +#--- Format fullname, username:domain if different for display +#--- Use anywhere where the student names are listed +sub nameUserString { + my ($type,$fullname,$uname,$udom) = @_; + if ($type eq 'header') { + return '<b> Fullname </b><font color="#999999">(Username)</font> '; + } else { + return ' '.$fullname.'<font color="#999999"> ('.$uname. + ($ENV{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')</font>'; + } +} + +#--- Get the partlist and the response type for a given problem. --- +#--- Indicate if a response type is coded handgraded or not. --- +sub response_type { + my ($url,$symb) = shift; + $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url))) if ($symb eq ''); + my $allkeys = &Apache::lonnet::metadata($url,'keys'); + my %seen = (); + my (@partlist,%handgrade); + foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) { + if (/^\w+response_\w+.*/) { + my ($responsetype,$part) = split(/_/,$_,2); + my ($partid,$respid) = split(/_/,$part); + $responsetype =~ s/response$//; # make it compatible w/ navmaps - should move to that!! + my ($value) = &Apache::lonnet::EXT('resource.'.$part.'.handgrade',$symb); + $handgrade{$part} = $responsetype.':'.($value eq 'yes' ? 'yes' : 'no'); + next if ($seen{$partid} > 0); + $seen{$partid}++; + push @partlist,$partid; + } + } + return \@partlist,\%handgrade; +} + +#--- Show resource title +#--- and parts and response type +sub showResourceInfo { + my ($url,$probTitle) = @_; + my $result ='<table border="0">'. + '<tr><td colspan=3><font size=+1><b>Current Resource: </b>'.$probTitle.'</font></td></tr>'."\n"; + my ($partlist,$handgrade) = &response_type($url); + my %resptype = (); + my $hdgrade='no'; + for (sort keys(%$handgrade)) { + my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); + my $partID = (split(/_/))[0]; + $resptype{$partID} = $responsetype; + $hdgrade = $handgrade if ($handgrade eq 'yes'); + $result.='<tr><td><b>Part </b>'.$partID.'</td>'. + '<td><b>Type: </b>'.$responsetype.'</td></tr>'; +# '<td><b>Handgrade: </b>'.$handgrade.'</td></tr>'; + } + $result.='</table>'."\n"; + return $result,\%resptype,$hdgrade,$partlist,$handgrade; +} + +#--- Clean response type for display +#--- Currently filters option response type only. +sub cleanRecord { + my ($answer,$response,$symb) = @_; + if ($response eq 'option') { + my (@IDs,@ans); + foreach (split(/\&/,&Apache::lonnet::unescape($answer))) { + my ($optionID,$ans) = split(/=/); + push @IDs,$optionID.'</font>'; + push @ans,$ans; + } + my $grayFont = '<font color="#999999">'; + return '<blockquote><table border="1">'. + '<tr valign="top"><td>Answer</td><td>'. + (join '</td><td>',@ans).'</td></tr>'. + '<tr valign="top"><td>'.$grayFont.'Option ID</font></td><td>'.$grayFont. + (join '</td><td>'.$grayFont,@IDs).'</font></td></tr>'. + '</table></blockquote>'; + } + if ($response eq 'essay') { + if (! exists ($ENV{'form.'.$symb})) { + my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade', + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + + my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'}; + $ENV{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : ''; + $ENV{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red'; + $ENV{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0'; + $ENV{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : ''; + $ENV{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob. + } + return '<br /><br /><blockquote>'.&keywords_highlight($answer).'</blockquote>'; + } + return $answer; +} + +#-- A couple of common js functions +sub commonJSfunctions { + my $request = shift; + $request->print(<<COMMONJSFUNCTIONS); +<script type="text/javascript" language="javascript"> + function radioSelection(radioButton) { + var selection=null; + if (radioButton.length > 1) { + for (var i=0; i<radioButton.length; i++) { + if (radioButton[i].checked) { + return radioButton[i].value; + } + } + } else { + if (radioButton.checked) return radioButton.value; + } + return selection; + } + + function pullDownSelection(selectOne) { + var selection=""; + if (selectOne.length > 1) { + for (var i=0; i<selectOne.length; i++) { + if (selectOne[i].selected) { + return selectOne[i].value; + } + } + } else { + if (selectOne.selected) return selectOne.value; + } + } +</script> +COMMONJSFUNCTIONS +} + +#--- Dumps the class list with usernames,list of sections, +#--- section, ids and fullnames for each user. +sub getclasslist { + my ($getsec,$filterlist) = @_; + $getsec = $getsec eq '' ? 'all' : $getsec; + my $classlist=&Apache::loncoursedata::get_classlist(); + # Bail out if we were unable to get the classlist + return if (! defined($classlist)); + # + my %sections; + my %fullnames; + foreach (keys(%$classlist)) { + # the following undefs are for 'domain', and 'username' respectively. + my (undef,undef,$end,$start,$id,$section,$fullname,$status)= + @{$classlist->{$_}}; + # filter students according to status selected + if ($filterlist && $ENV{'form.Status'} ne 'Any') { + if ($ENV{'form.Status'} ne $status) { + delete ($classlist->{$_}); + next; + } + } + $section = ($section ne '' ? $section : 'no'); + if (&canview($section)) { + if ($getsec eq 'all' || $getsec eq $section) { + $sections{$section}++; + $fullnames{$_}=$fullname; + } else { + delete($classlist->{$_}); + } + } else { + delete($classlist->{$_}); + } + } + my %seen = (); + my @sections = sort(keys(%sections)); + return ($classlist,\@sections,\%fullnames); +} + +sub canmodify { + my ($sec)=@_; + if ($perm{'mgr'}) { + if (!defined($perm{'mgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'mgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request section + return 0; + } + } + } + #can't modify + return 0; +} + +sub canview { + my ($sec)=@_; + if ($perm{'vgr'}) { + if (!defined($perm{'vgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'vgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request section + return 0; + } + } + } + #can't modify + return 0; +} + +#--- Retrieve the grade status of a student for all the parts +sub student_gradeStatus { + my ($url,$symb,$udom,$uname,$partlist) = @_; + my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); + my %partstatus = (); + foreach (@$partlist) { + my ($status,undef) = split(/_/,$record{"resource.$_.solved"},2); + $status = 'nothing' if ($status eq ''); + $partstatus{$_} = $status; + my $subkey = "resource.$_.submitted_by"; + $partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne ''); + } + return %partstatus; +} + +# hidden form and javascript that calls the form +# Use by verifyscript and viewgrades +# Shows a student's view of problem and submission +sub jscriptNform { + my ($url,$symb) = @_; + my $jscript='<script type="text/javascript" language="javascript">'."\n". + ' function viewOneStudent(user,domain) {'."\n". + ' document.onestudent.student.value = user;'."\n". + ' document.onestudent.userdom.value = domain;'."\n". + ' document.onestudent.submit();'."\n". + ' }'."\n". + '</script>'."\n"; + $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$ENV{'form.probTitle'}.'" />'."\n". + '<input type="hidden" name="Status" value="'.$ENV{'form.Status'}.'" />'."\n". + '<input type="hidden" name="command" value="submission" />'."\n". + '<input type="hidden" name="student" value="" />'."\n". + '<input type="hidden" name="userdom" value="" />'."\n". + '</form>'."\n"; + return $jscript; +} + +#------------------ End of general use routines -------------------- + +# +# Find most similar essay +# + +sub most_similar { + my ($uname,$udom,$uessay)=@_; + +# ignore spaces and punctuation + + $uessay=~s/\W+/ /gs; + +# these will be returned. Do not care if not at least 50 percent similar + my $limit=0.6; + my $sname=''; + my $sdom=''; + my $scrsid=''; + my $sessay=''; +# go through all essays ... + foreach my $tkey (keys %oldessays) { + my ($tname,$tdom,$tcrsid)=split(/\./,$tkey); +# ... except the same student + if (($tname ne $uname) || ($tdom ne $udom)) { + my $tessay=$oldessays{$tkey}; + $tessay=~s/\W+/ /gs; +# String similarity gives up if not even limit + my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit); +# Found one + if ($tsimilar>$limit) { + $limit=$tsimilar; + $sname=$tname; + $sdom=$tdom; + $scrsid=$tcrsid; + $sessay=$oldessays{$tkey}; + } + } + } + if ($limit>0.6) { + return ($sname,$sdom,$scrsid,$sessay,$limit); + } else { + return ('','','','',0); + } +} + +#------------------------------------------------------------------- + +#------------------------------------ Receipt Verification Routines +# +#--- Check whether a receipt number is valid.--- +sub verifyreceipt { + my $request = shift; + + my $courseid = $ENV{'request.course.id'}; + my $receipt = unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'. + $ENV{'form.receipt'}; + $receipt =~ s/[^\-\d]//g; + my $url = $ENV{'form.url'}; + my $symb = $ENV{'form.symb'}; + unless ($symb) { + $symb = &Apache::lonnet::symbread($url); + } + + my $title.='<h3><font color="#339933">Verifying Submission Receipt '. + $receipt.'</h3></font>'."\n". + '<font size=+1><b>Resource: </b>'.$ENV{'form.probTitle'}.'</font><br><br>'."\n"; + + my ($string,$contents,$matches) = ('','',0); + my (undef,undef,$fullname) = &getclasslist('all','0'); + + foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) { + my ($uname,$udom)=split(/\:/); + if ($receipt eq + &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) { + $contents.='<tr bgcolor="#ffffe6"><td> '."\n". + '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom. + '\')"; TARGET=_self>'.$$fullname{$_}.'</a> </td>'."\n". + '<td> '.$uname.' </td>'. + '<td> '.$udom.' </td></tr>'."\n"; + + $matches++; + } + } + if ($matches == 0) { + $string = $title.'No match found for the above receipt.'; + } else { + $string = &jscriptNform($url,$symb).$title. + 'The above receipt matches the following student'. + ($matches <= 1 ? '.' : 's.')."\n". + '<table border="0"><tr><td bgcolor="#777777">'."\n". + '<table border="0"><tr bgcolor="#e6ffff">'."\n". + '<td><b> Fullname </b></td>'."\n". + '<td><b> Username </b></td>'."\n". + '<td><b> Domain </b></td></tr>'."\n". + $contents. + '</table></td></tr></table>'."\n"; + } + return $string.&show_grading_menu_form($symb,$url); +} + +#--- This is called by a number of programs. +#--- Called from the Grading Menu - View/Grade an individual student +#--- Also called directly when one clicks on the subm button +# on the problem page. +sub listStudents { + my ($request) = shift; + + my ($symb,$url) = &get_symb_and_url($request); + my $cdom = $ENV{"course.$ENV{'request.course.id'}.domain"}; + my $cnum = $ENV{"course.$ENV{'request.course.id'}.num"}; + my $getsec = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'}; + my $submitonly= $ENV{'form.submitonly'} eq '' ? 'all' : $ENV{'form.submitonly'}; + + my $viewgrade = $ENV{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View'; + $ENV{'form.probTitle'} = $ENV{'form.probTitle'} eq '' ? + &Apache::lonnet::gettitle($symb) : $ENV{'form.probTitle'}; + + my $result='<h3><font color="#339933"> '.$viewgrade. + ' Submissions for a Student or a Group of Students</font></h3>'; + + my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($url,$ENV{'form.probTitle'}); + $result.=$table; + + $request->print(<<LISTJAVASCRIPT); +<script type="text/javascript" language="javascript"> + function checkSelect(checkBox) { + var ctr=0; + var sense=""; + if (checkBox.length > 1) { + for (var i=0; i<checkBox.length; i++) { + if (checkBox[i].checked) { + ctr++; + } + } + sense = "a student or group of students"; + } else { + if (checkBox.checked) { + ctr = 1; + } + sense = "the student"; + } + if (ctr == 0) { + alert("Please select "+sense+" before clicking on the Next button."); + return false; + } + document.gradesub.submit(); + } + + function reLoadList(formname) { + if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;} + formname.command.value = 'submission'; + formname.submit(); + } +</script> +LISTJAVASCRIPT + + &commonJSfunctions($request); + $request->print($result); + + my $checkhdgrade = ($ENV{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked' : ''; + my $checklastsub = $checkhdgrade eq '' ? 'checked' : ''; + my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'."\n". + ' <b>View Problem Text: </b><input type="radio" name="vProb" value="no" checked /> no '."\n". + '<input type="radio" name="vProb" value="yes" /> one student '."\n". + '<input type="radio" name="vProb" value="all" /> all students <br />'."\n". + ' <b>Submissions: </b>'."\n"; + if ($ENV{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) { + $gradeTable.='<input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> essay part only'."\n"; + } + + my $saveStatus = $ENV{'form.Status'} eq '' ? 'Active' : $ENV{'form.Status'}; + $ENV{'form.Status'} = $saveStatus; + + $gradeTable.='<input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> last sub only'."\n". + '<input type="radio" name="lastSub" value="last" /> last sub & parts info'."\n". + '<input type="radio" name="lastSub" value="datesub" /> by dates and submissions'."\n". + '<input type="radio" name="lastSub" value="all" /> all details'."\n". + '<input type="hidden" name="section" value="'.$getsec.'" />'."\n". + '<input type="hidden" name="submitonly" value="'.$submitonly.'" />'."\n". + '<input type="hidden" name="handgrade" value="'.$ENV{'form.handgrade'}.'" /><br />'."\n". + '<input type="hidden" name="showgrading" value="'.$ENV{'form.showgrading'}.'" /><br />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$ENV{'form.probTitle'}.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n"; + + if (exists($ENV{'form.gradingMenu'}) && exists($ENV{'form.Status'})) { + $gradeTable.='<input type="hidden" name="Status" value="'.$ENV{'form.Status'}.'" />'."\n"; + } else { + $gradeTable.='<b>Student Status:</b> '. + &Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,'javascript:reLoadList(this.form);').'<br />'; + } + + $gradeTable.='To '.lc($viewgrade).' a submission or a group of submissions, click on the check box(es) '. + 'next to the student\'s name(s). Then click on the Next button.<br />'."\n". + '<input type="hidden" name="command" value="processGroup" />'."\n"; + $gradeTable.='<input type="button" '."\n". + 'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n". + 'value="Next->" />'."\n"; + + my (undef, undef, $fullname) = &getclasslist($getsec,'1'); + $gradeTable.='<table border="0"><tr><td bgcolor="#777777">'. + '<table border="0"><tr bgcolor="#e6ffff">'; + my $loop = 0; + while ($loop < 2) { + $gradeTable.='<td><b> No.</b> </td><td><b> Select </b></td>'. + '<td>'.&nameUserString('header').'</td>'; + if ($ENV{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { + foreach (sort(@$partlist)) { + $gradeTable.='<td><b> Part '.(split(/_/))[0].' Status </b></td>'; + } + } + $loop++; +# $gradeTable.='<td></td>' if ($loop%2 ==1); + } + $gradeTable.='</tr>'."\n"; + + my $ctr = 0; + foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) { + my ($uname,$udom) = split(/:/,$student); + my %status = (); + if ($ENV{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { + (%status) =&student_gradeStatus($url,$symb,$udom,$uname,$partlist); + my $statusflg = ''; + foreach (keys(%status)) { + $statusflg = 1 if ($status{$_} ne 'nothing'); + my ($foo,$partid,$foo1) = split(/\./,$_); + if ($status{'resource.'.$partid.'.submitted_by'} ne '') { + $statusflg = ''; + $gradeTable.='<input type="hidden" name="'. + $student.':submitted_by" value="'. + $status{'resource.'.$partid.'.submitted_by'}.'" />'; + } + } + next if ($statusflg eq '' && $submitonly eq 'yes'); + } + + $ctr++; + if ( $perm{'vgr'} eq 'F' ) { + $gradeTable.='<tr bgcolor="#ffffe6">' if ($ctr%2 ==1); + $gradeTable.='<td align="right">'.$ctr.' </td>'. + '<td align="center"><input type=checkbox name="stuinfo" value="'. + $student.':'.$$fullname{$student}.' "></td>'."\n". + '<td>'.&nameUserString(undef,$$fullname{$student},$uname,$udom).'</td>'."\n"; + + if ($ENV{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { + foreach (sort keys(%status)) { + next if (/^resource.*?submitted_by$/); + $gradeTable.='<td align="middle"> '.$status{$_}.' </td>'."\n"; + } + } +# $gradeTable.='<td></td>' if ($ctr%2 ==1); + $gradeTable.='</tr>'."\n" if ($ctr%2 ==0); + } + } + if ($ctr%2 ==1) { + $gradeTable.='<td> </td><td> </td><td> </td>'; + if ($ENV{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { + foreach (@$partlist) { + $gradeTable.='<td> </td>'; + } + } + $gradeTable.='</tr>'; + } + + $gradeTable.='</table></td></tr></table>'. + '<input type="button" '. + 'onClick="javascript:checkSelect(this.form.stuinfo);" '. + 'value="Next->" /></form>'."\n"; + if ($ctr == 0) { + my $num_students=(scalar(keys(%$fullname))); + if ($num_students eq 0) { + $gradeTable='<br /> <font color="red">There are no students currently enrolled.</font>'; + } else { + $gradeTable='<br /> <font color="red">'. + 'No submissions found for this resource for any students. ('.$num_students. + ' checked for submissions</font><br />'; + } + } elsif ($ctr == 1) { + $gradeTable =~ s/type=checkbox/type=checkbox checked/; + } + $gradeTable.=&show_grading_menu_form($symb,$url); + $request->print($gradeTable); + return ''; +} + +#---- Called from the listStudents routine +# Displays the submissions for one student or a group of students +sub processGroup { + my ($request) = shift; + my $ctr = 0; + my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}} + : ($ENV{'form.stuinfo'})); + my $total = scalar(@stuchecked)-1; + + foreach (@stuchecked) { + my ($uname,$udom,$fullname) = split(/:/); + $ENV{'form.student'} = $uname; + $ENV{'form.userdom'} = $udom; + $ENV{'form.fullname'} = $fullname; + &submission($request,$ctr,$total); + $ctr++; + } + return ''; +} + +#------------------------------------------------------------------------------------ +# +#-------------------------- Next few routines handles grading by student, essentially +# handles essay response type problem/part +# +#--- Javascript to handle the submission page functionality --- +sub sub_page_js { + my $request = shift; + $request->print(<<SUBJAVASCRIPT); +<script type="text/javascript" language="javascript"> + function updateRadio(formname,id,weight) { + var gradeBox = formname["GD_BOX"+id]; + var radioButton = formname["RADVAL"+id]; + var oldpts = formname["oldpts"+id].value; + var pts = checkSolved(formname,id) == 'update' ? gradeBox.value : oldpts; + gradeBox.value = pts; + var resetbox = false; + if (isNaN(pts) || pts < 0) { + alert("A number equal or greater than 0 is expected. Entered value = "+pts); + for (var i=0; i<radioButton.length; i++) { + if (radioButton[i].checked) { + gradeBox.value = i; + resetbox = true; + } + } + if (!resetbox) { + formtextbox.value = ""; + } + return; + } + + if (pts > weight) { + var resp = confirm("You entered a value ("+pts+ + ") greater than the weight for the part. Accept?"); + if (resp == false) { + gradeBox.value = oldpts; + return; + } + } + + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + if (pts == i && pts != "") { + radioButton[i].checked=true; + } + } + updateSelect(formname,id); + formname["stores"+id].value = "0"; + } + + function writeBox(formname,id,pts) { + var gradeBox = formname["GD_BOX"+id]; + if (checkSolved(formname,id) == 'update') { + gradeBox.value = pts; + } else { + var oldpts = formname["oldpts"+id].value; + gradeBox.value = oldpts; + var radioButton = formname["RADVAL"+id]; + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + if (i == oldpts) { + radioButton[i].checked=true; + } + } + } + formname["stores"+id].value = "0"; + updateSelect(formname,id); + return; + } + + function clearRadBox(formname,id) { + if (checkSolved(formname,id) == 'noupdate') { + updateSelect(formname,id); + return; + } + gradeSelect = formname["GD_SEL"+id]; + for (var i=0; i<gradeSelect.length; i++) { + if (gradeSelect[i].selected) { + var selectx=i; + } + } + var stores = formname["stores"+id]; + if (selectx == stores.value) { return }; + var gradeBox = formname["GD_BOX"+id]; + gradeBox.value = ""; + var radioButton = formname["RADVAL"+id]; + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + } + stores.value = selectx; + } + + function checkSolved(formname,id) { + if (formname["solved"+id].value == "correct_by_student" && formname.overRideScore.value == 'no') { + var reply = confirm("This problem has been graded correct by the computer. Do you want to change the score?"); + if (!reply) {return "noupdate";} + formname.overRideScore.value = 'yes'; + } + return "update"; + } + + function updateSelect(formname,id) { + formname["GD_SEL"+id][0].selected = true; + return; + } + +//=========== Check that a point is assigned for all the parts ============ + function checksubmit(formname,val,total,parttot) { + formname.gradeOpt.value = val; + if (val == "Save & Next") { + for (i=0;i<=total;i++) { + for (j=0;j<parttot;j++) { + var partid = formname["partid"+i+"_"+j].value; + if (formname["GD_SEL"+i+"_"+partid][0].selected) { + var points = formname["GD_BOX"+i+"_"+partid].value; + if (points == "") { + var name = formname["name"+i].value; + var studentID = (name != '' ? name : formname["unamedom"+i].value); + var resp = confirm("You did not assign a score for "+studentID+ + ", part "+partid+". Continue?"); + if (resp == false) { + formname["GD_BOX"+i+"_"+partid].focus(); + return false; + } + } + } + + } + } + + } + if (val == "Grade Student") { + formname.showgrading.value = "yes"; + if (formname.Status.value == "") { + formname.Status.value = "Active"; + } + formname.studentNo.value = total; + } + formname.submit(); + } + +//======= Check that a score is assigned for all the problems (page/sequence grading only) ========= + function checkSubmitPage(formname,total) { + noscore = new Array(100); + var ptr = 0; + for (i=1;i<total;i++) { + var partid = formname["q_"+i].value; + if (formname["GD_SEL"+i+"_"+partid][0].selected) { + var points = formname["GD_BOX"+i+"_"+partid].value; + var status = formname["solved"+i+"_"+partid].value; + if (points == "" && status != "correct_by_student") { + noscore[ptr] = i; + ptr++; + } + } + } + if (ptr != 0) { + var sense = ptr == 1 ? ": " : "s: "; + var prolist = ""; + if (ptr == 1) { + prolist = noscore[0]; + } else { + var i = 0; + while (i < ptr-1) { + prolist += noscore[i]+", "; + i++; + } + prolist += "and "+noscore[i]; + } + var resp = confirm("You did not assign any score for the following problem"+sense+prolist+". Continue?"); + if (resp == false) { + return false; + } + } + + formname.submit(); + } +</script> +SUBJAVASCRIPT +} + +#--- javascript for essay type problem -- +sub sub_page_kw_js { + my $request = shift; + my $iconpath = $request->dir_config('lonIconsURL'); + &commonJSfunctions($request); + $request->print(<<SUBJAVASCRIPT); +<script type="text/javascript" language="javascript"> + +//===================== Show list of keywords ==================== + function keywords(formname) { + var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",formname.keywords.value); + if (nret==null) return; + formname.keywords.value = nret; + + if (formname.keywords.value != "") { + formname.refresh.value = "on"; + formname.submit(); + } + return; + } + +//===================== Script to view submitted by ================== + function viewSubmitter(submitter) { + document.SCORE.refresh.value = "on"; + document.SCORE.NCT.value = "1"; + document.SCORE.unamedom0.value = submitter; + document.SCORE.submit(); + return; + } + +//===================== Script to add keyword(s) ================== + function getSel() { + if (document.getSelection) txt = document.getSelection(); + else if (document.selection) txt = document.selection.createRange().text; + else return; + var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," "); + if (cleantxt=="") { + alert("Please select a word or group of words from document and then click this link."); + return; + } + var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt); + if (nret==null) return; + document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret; + if (document.SCORE.keywords.value != "") { + document.SCORE.refresh.value = "on"; + document.SCORE.submit(); + } + return; + } + +//====================== Script for composing message ============== + // preload images + img1 = new Image(); + img1.src = "$iconpath/mailbkgrd.gif"; + img2 = new Image(); + img2.src = "$iconpath/mailto.gif"; + + function msgCenter(msgform,usrctr,fullname) { + var Nmsg = msgform.savemsgN.value; + savedMsgHeader(Nmsg,usrctr,fullname); + var subject = msgform.msgsub.value; + var msgchk = document.SCORE["includemsg"+usrctr].value; + re = /msgsub/; + var shwsel = ""; + if (re.test(msgchk)) { shwsel = "checked" } + subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject); + displaySubject(checkEntities(subject),shwsel); + for (var i=1; i<=Nmsg; i++) { + var testmsg = "savemsg"+i+","; + re = new RegExp(testmsg,"g"); + shwsel = ""; + if (re.test(msgchk)) { shwsel = "checked" } + var message = document.SCORE["savemsg"+i].value; + message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message); + displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages, + //any < is already converted to <, etc. However, only once!! + } + newmsg = document.SCORE["newmsg"+usrctr].value; + shwsel = ""; + re = /newmsg/; + if (re.test(msgchk)) { shwsel = "checked" } + newMsg(newmsg,shwsel); + msgTail(); + return; + } + + function checkEntities(strx) { + if (strx.length == 0) return strx; + var orgStr = ["&", "<", ">", '"']; + var newStr = ["&", "<", ">", """]; + var counter = 0; + while (counter < 4) { + strx = strReplace(strx,orgStr[counter],newStr[counter]); + counter++; + } + return strx; + } + + function strReplace(strx, orgStr, newStr) { + return strx.split(orgStr).join(newStr); + } + + function savedMsgHeader(Nmsg,usrctr,fullname) { + var height = 70*Nmsg+250; + var scrollbar = "no"; + if (height > 600) { + height = 600; + scrollbar = "yes"; + } + var xpos = (screen.width-600)/2; + xpos = (xpos < 0) ? '0' : xpos; + var ypos = (screen.height-height)/2-30; + ypos = (ypos < 0) ? '0' : ypos; + + pWin = window.open('', 'MessageCenter', 'toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height); + pWin.focus(); + pDoc = pWin.document; + pDoc.open('text/html','replace'); + pDoc.write("<html><head>"); + pDoc.write("<title>Message Central</title>"); + + pDoc.write("<script language=javascript>"); + pDoc.write("function checkInput() {"); + pDoc.write(" opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);"); + pDoc.write(" var nmsg = opener.document.SCORE.savemsgN.value;"); + pDoc.write(" var usrctr = document.msgcenter.usrctr.value;"); + pDoc.write(" var newval = opener.document.SCORE[\\"newmsg\\"+usrctr];"); + pDoc.write(" newval.value = opener.checkEntities(document.msgcenter.newmsg.value);"); + + pDoc.write(" var msgchk = \\"\\";"); + pDoc.write(" if (document.msgcenter.subchk.checked) {"); + pDoc.write(" msgchk = \\"msgsub,\\";"); + pDoc.write(" }"); + pDoc.write(" var includemsg = 0;"); + pDoc.write(" for (var i=1; i<=nmsg; i++) {"); + pDoc.write(" var opnmsg = opener.document.SCORE[\\"savemsg\\"+i];"); + pDoc.write(" var frmmsg = document.msgcenter[\\"msg\\"+i];"); + pDoc.write(" opnmsg.value = opener.checkEntities(frmmsg.value);"); + pDoc.write(" var showflg = opener.document.SCORE[\\"shownOnce\\"+i];"); + pDoc.write(" showflg.value = \\"1\\";"); + pDoc.write(" var chkbox = document.msgcenter[\\"msgn\\"+i];"); + pDoc.write(" if (chkbox.checked) {"); + pDoc.write(" msgchk += \\"savemsg\\"+i+\\",\\";"); + pDoc.write(" includemsg = 1;"); + pDoc.write(" }"); + pDoc.write(" }"); + pDoc.write(" if (document.msgcenter.newmsgchk.checked) {"); + pDoc.write(" msgchk += \\"newmsg\\"+usrctr;"); + pDoc.write(" includemsg = 1;"); + pDoc.write(" }"); + pDoc.write(" imgformname = opener.document.SCORE[\\"mailicon\\"+usrctr];"); + pDoc.write(" imgformname.src = \\"$iconpath/\\"+((includemsg) ? \\"mailto.gif\\" : \\"mailbkgrd.gif\\");"); + pDoc.write(" var includemsg = opener.document.SCORE[\\"includemsg\\"+usrctr];"); + pDoc.write(" includemsg.value = msgchk;"); + + pDoc.write(" self.close()"); + + pDoc.write("}"); + + pDoc.write("<"); + pDoc.write("/script>"); + + pDoc.write("</head><body bgcolor=white>"); + + pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">"); + pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">"); + pDoc.write("<font color=\\"green\\" size=+1> Compose Message for \"+fullname+\"</font><br><br>"); + + pDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">"); + pDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">"); + pDoc.write("<td><b>Type</b></td><td><b>Include</b></td><td><b>Message</td></tr>"); +} + function displaySubject(msg,shwsel) { + pDoc = pWin.document; + pDoc.write("<tr bgcolor=\\"#ffffdd\\">"); + pDoc.write("<td>Subject</td>"); + pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"></td>"); + pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"></td></tr>"); +} + + function displaySavedMsg(ctr,msg,shwsel) { + pDoc = pWin.document; + pDoc.write("<tr bgcolor=\\"#ffffdd\\">"); + pDoc.write("<td align=\\"center\\">"+ctr+"</td>"); + pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"></td>"); + pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"</textarea></td></tr>"); +} + + function newMsg(newmsg,shwsel) { + pDoc = pWin.document; + pDoc.write("<tr bgcolor=\\"#ffffdd\\">"); + pDoc.write("<td align=\\"center\\">New</td>"); + pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"></td>"); + pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"</textarea></td></tr>"); +} + + function msgTail() { + pDoc = pWin.document; + pDoc.write("</table>"); + pDoc.write("</td></tr></table> "); + pDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\"> "); + pDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>"); + pDoc.write("</form>"); + pDoc.write("</body></html>"); + pDoc.close(); +} + +//====================== Script for keyword highlight options ============== + function kwhighlight() { + var kwclr = document.SCORE.kwclr.value; + var kwsize = document.SCORE.kwsize.value; + var kwstyle = document.SCORE.kwstyle.value; + var redsel = ""; + var grnsel = ""; + var blusel = ""; + if (kwclr=="red") {var redsel="checked"}; + if (kwclr=="green") {var grnsel="checked"}; + if (kwclr=="blue") {var blusel="checked"}; + var sznsel = ""; + var sz1sel = ""; + var sz2sel = ""; + if (kwsize=="0") {var sznsel="checked"}; + if (kwsize=="+1") {var sz1sel="checked"}; + if (kwsize=="+2") {var sz2sel="checked"}; + var synsel = ""; + var syisel = ""; + var sybsel = ""; + if (kwstyle=="") {var synsel="checked"}; + if (kwstyle=="<i>") {var syisel="checked"}; + if (kwstyle=="<b>") {var sybsel="checked"}; + highlightCentral(); + highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel); + highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel); + highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel); + highlightend(); + return; + } + + function highlightCentral() { +// if (window.hwdWin) window.hwdWin.close(); + var xpos = (screen.width-400)/2; + xpos = (xpos < 0) ? '0' : xpos; + var ypos = (screen.height-330)/2-30; + ypos = (ypos < 0) ? '0' : ypos; + + hwdWin = window.open('', 'KeywordHighlightCentral', 'toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos); + hwdWin.focus(); + var hDoc = hwdWin.document; + hDoc.open('text/html','replace'); + hDoc.write("<html><head>"); + hDoc.write("<title>Highlight Central</title>"); + + hDoc.write("<script language=javascript>"); + hDoc.write("function updateChoice(flag) {"); + hDoc.write(" opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);"); + hDoc.write(" opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);"); + hDoc.write(" opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);"); + hDoc.write(" opener.document.SCORE.refresh.value = \\"on\\";"); + hDoc.write(" if (opener.document.SCORE.keywords.value!=\\"\\"){"); + hDoc.write(" opener.document.SCORE.submit();"); + hDoc.write(" }"); + hDoc.write(" self.close()"); + hDoc.write("}"); + + hDoc.write("<"); + hDoc.write("/script>"); + + hDoc.write("</head><body bgcolor=white>"); + + hDoc.write("<form action=\\"inactive\\" name=\\"hlCenter\\">"); + hDoc.write("<font color=\\"green\\" size=+1> Keyword Highlight Options</font><br><br>"); + + hDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">"); + hDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">"); + hDoc.write("<td><b>Text Color</b></td><td><b>Font Size</b></td><td><b>Font Style</td></tr>"); + } + + function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) { + var hDoc = hwdWin.document; + hDoc.write("<tr bgcolor=\\"#ffffdd\\">"); + hDoc.write("<td align=\\"left\\">"); + hDoc.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+"> "+clrtxt+"</td>"); + hDoc.write("<td align=\\"left\\">"); + hDoc.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+"> "+sztxt+"</td>"); + hDoc.write("<td align=\\"left\\">"); + hDoc.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+"> "+sytxt+"</td>"); + hDoc.write("</tr>"); + } + + function highlightend() { + var hDoc = hwdWin.document; + hDoc.write("</table>"); + hDoc.write("</td></tr></table> "); + hDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\"> "); + hDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br><br>"); + hDoc.write("</form>"); + hDoc.write("</body></html>"); + hDoc.close(); + } + +</script> +SUBJAVASCRIPT +} + +#--- displays the grading box, used in essay type problem and grading by page/sequence +sub gradeBox { + my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_; + + my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL'). + '/check.gif" height="16" border="0" />'; + + my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname); + my $wgtmsg = ($wgt > 0 ? '(problem weight)' : + '<font color="red">problem weight assigned by computer</font>'); + $wgt = ($wgt > 0 ? $wgt : '1'); + my $score = ($$record{'resource.'.$partid.'.awarded'} eq '' ? + '' : $$record{'resource.'.$partid.'.awarded'}*$wgt); + my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n"; + + $result.='<table border="0"><tr><td>'. + '<b>Part </b>'.$partid.' <b>Points: </b></td><td>'."\n"; + + my $ctr = 0; + $result.='<table border="0"><tr>'."\n"; # display radio buttons in a nice table 10 across + while ($ctr<=$wgt) { + $result.= '<td><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '. + 'onclick="javascript:writeBox(this.form,\''.$counter.'_'.$partid.'\','. + $ctr.')" value="'.$ctr.'" '. + ($score eq $ctr ? 'checked':'').' /> '.$ctr."</td>\n"; + $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : ''); + $ctr++; + } + $result.='</tr></table>'; + + $result.='</td><td> <b>or</b> </td>'."\n"; + $result.='<td><input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'. + ($score ne ''? ' value = "'.$score.'"':'').' size="4" '. + 'onChange="javascript:updateRadio(this.form,\''.$counter.'_'.$partid.'\','. + $wgt.')" /></td>'."\n"; + $result.='<td>/'.$wgt.' '.$wgtmsg. + ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : ''). + ' </td><td>'."\n"; + + $result.='<select name="GD_SEL'.$counter.'_'.$partid.'" '. + 'onChange="javascript:clearRadBox(this.form,\''.$counter.'_'.$partid.'\')" >'."\n"; + if ($$record{'resource.'.$partid.'.solved'} eq 'excused') { + $result.='<option> </option>'. + '<option selected="on">excused</option>'; + } else { + $result.='<option selected="on"> </option>'. + '<option>excused</option>'; + } + $result.='<option>reset status</option></select>'."\n"; + $result.="  \n"; + $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n". + '<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n". + '<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'. + $$record{'resource.'.$partid.'.solved'}.'" />'."\n"; + $result.='</td></tr></table>'."\n"; + return $result; +} + +sub show_problem { + my ($request,$symb,$uname,$udom,$removeform,$viewon) = @_; + my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom, $ENV{'request.course.id'}); - my $result="<h2> Submission Record </h2> $uname:$udom for $url".$answer; - return $result; + if ($removeform) { + $rendered=~s|<form(.*?)>||g; + $rendered=~s|</form>||g; + $rendered=~s|name="submit"|name="would_have_been_submit"|g; + } + my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom, + $ENV{'request.course.id'}); + if ($removeform) { + $companswer=~s|<form(.*?)>||g; + $companswer=~s|</form>||g; + $rendered=~s|name="submit"|name="would_have_been_submit"|g; + } + my $result.='<table border="0" width="100%"><tr><td bgcolor="#777777">'; + $result.='<table border="0" width="100%">'; + $result.='<tr><td bgcolor="#e6ffff"><b> View of the problem - '.$ENV{'form.fullname'}. + '</b></td></tr>' if ($viewon); + $result.='<tr><td bgcolor="#ffffff">'.$rendered.'<br />'; + $result.='<b>Correct answer:</b><br />'.$companswer; + $result.='</td></tr></table>'; + $result.='</td></tr></table><br />'; + return $result; } -sub send_header { - my ($request)= @_; - $request->print(&Apache::lontexconvert::header()); - $request->print('<body bgcolor="#FFFFFF">'); +# --------------------------- show submissions of a student, option to grade +sub submission { + my ($request,$counter,$total) = @_; + + (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; + my ($uname,$udom) = ($ENV{'form.student'},$ENV{'form.userdom'}); + $udom = ($udom eq '' ? $ENV{'user.domain'} : $udom); #has form.userdom changed for a student? + my $usec = &Apache::lonnet::getsection($udom,$uname,$ENV{'request.course.id'}); + $ENV{'form.fullname'} = &get_fullname ($uname,$udom) if $ENV{'form.fullname'} eq ''; + + my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url))); + if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; } + + if (!&canview($usec)) { + $request->print('<font color="red">Unable to view requested student.('. + $uname.$udom.$usec.$ENV{'request.course.id'}.')</font>'); + $request->print(&show_grading_menu_form($symb,$url)); + return; + } + + $ENV{'form.lastSub'} = ($ENV{'form.lastSub'} eq '' ? 'datesub' : $ENV{'form.lastSub'}); + my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : ''); + my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL'). + '/check.gif" height="16" border="0" />'; + + # header info + if ($counter == 0) { + &sub_page_js($request); + &sub_page_kw_js($request) if ($ENV{'form.handgrade'} eq 'yes'); + $ENV{'form.probTitle'} = $ENV{'form.probTitle'} eq '' ? + &Apache::lonnet::gettitle($symb) : $ENV{'form.probTitle'}; + + $request->print('<h3> <font color="#339933">Submission Record</font></h3>'."\n". + '<font size=+1> <b>Resource: </b>'.$ENV{'form.probTitle'}.'</font>'."\n"); + + if ($ENV{'form.handgrade'} eq 'no') { + my $checkMark='<br /><br /> <b>Note:</b> Part(s) graded correct by the computer is marked with a '. + $checkIcon.' symbol.'."\n"; + $request->print($checkMark); + } + + # option to display problem, only once else it cause problems + # with the form later since the problem has a form. + if ($ENV{'form.vProb'} eq 'yes' or !$ENV{'form.vProb'}) { + $request->print(&show_problem($request,$symb,$uname,$udom,0,1)); + } + + # kwclr is the only variable that is guaranteed to be non blank + # if this subroutine has been called once. + my %keyhash = (); + if ($ENV{'form.kwclr'} eq '' && $ENV{'form.handgrade'} eq 'yes') { + %keyhash = &Apache::lonnet::dump('nohist_handgrade', + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + + my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'}; + $ENV{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : ''; + $ENV{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red'; + $ENV{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0'; + $ENV{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : ''; + $ENV{'form.msgsub'} = $keyhash{$symb.'_subject'} ne '' ? + $keyhash{$symb.'_subject'} : $ENV{'form.probTitle'}; + $ENV{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0'; + } + my $overRideScore = $ENV{'form.overRideScore'} eq '' ? 'no' : $ENV{'form.overRideScore'}; + + $request->print('<form action="/adm/grades" method="post" name="SCORE">'."\n". + '<input type="hidden" name="command" value="handgrade" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="Status" value="'.$ENV{'form.Status'}.'" />'."\n". + '<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$ENV{'form.probTitle'}.'" />'."\n". + '<input type="hidden" name="refresh" value="off" />'."\n". + '<input type="hidden" name="studentNo" value="" />'."\n". + '<input type="hidden" name="gradeOpt" value="" />'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="showgrading" value="'.$ENV{'form.showgrading'}.'" />'."\n". + '<input type="hidden" name="vProb" value="'.$ENV{'form.vProb'}.'" />'."\n". + '<input type="hidden" name="lastSub" value="'.$ENV{'form.lastSub'}.'" />'."\n". + '<input type="hidden" name="section" value="'.$ENV{'form.section'}.'">'."\n". + '<input type="hidden" name="submitonly" value="'.$ENV{'form.submitonly'}.'">'."\n". + '<input type="hidden" name="handgrade" value="'.$ENV{'form.handgrade'}.'">'."\n". + '<input type="hidden" name="NCT"'. + ' value="'.($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : $total+1).'" />'."\n"); + if ($ENV{'form.handgrade'} eq 'yes') { + $request->print('<input type="hidden" name="keywords" value="'.$ENV{'form.keywords'}.'" />'."\n". + '<input type="hidden" name="kwclr" value="'.$ENV{'form.kwclr'}.'" />'."\n". + '<input type="hidden" name="kwsize" value="'.$ENV{'form.kwsize'}.'" />'."\n". + '<input type="hidden" name="kwstyle" value="'.$ENV{'form.kwstyle'}.'" />'."\n". + '<input type="hidden" name="msgsub" value="'.$ENV{'form.msgsub'}.'" />'."\n". + '<input type="hidden" name="shownSub" value="0" />'."\n". + '<input type="hidden" name="savemsgN" value="'.$ENV{'form.savemsgN'}.'" />'."\n"); + } + + my ($cts,$prnmsg) = (1,''); + while ($cts <= $ENV{'form.savemsgN'}) { + $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'. + (!exists($keyhash{$symb.'_savemsg'.$cts}) ? + &Apache::lonfeedback::clear_out_html($ENV{'form.savemsg'.$cts}) : + &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})). + '" />'."\n". + '<input type="hidden" name="shownOnce'.$cts.'" value="0" />'."\n"; + $cts++; + } + $request->print($prnmsg); + + if ($ENV{'form.handgrade'} eq 'yes' && $ENV{'form.showgrading'} eq 'yes') { +# +# Print out the keyword options line +# + $request->print(<<KEYWORDS); + <b>Keyword Options:</b> +<a href="javascript:keywords(document.SCORE)"; TARGET=_self>List</a> +<a href="#" onMouseDown="javascript:getSel(); return false" + CLASS="page">Paste Selection to List</a> +<a href="javascript:kwhighlight()"; TARGET=_self>Highlight Attribute</a><br /><br /> +KEYWORDS +# +# Load the other essays for similarity check +# + my $essayurl=&Apache::lonnet::declutter($url); + my ($adom,$aname,$apath)=($essayurl=~/^(\w+)\/(\w+)\/(.*)$/); + $apath=&Apache::lonnet::escape($apath); + $apath=~s/\W/\_/gs; + %oldessays=&Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname); + } + } + + if ($ENV{'form.vProb'} eq 'all') { + $request->print('<br /><br /><br />') if ($counter > 0); + $request->print(&show_problem($request,$symb,$uname,$udom,1,1)); + } + my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); + + my ($partlist,$handgrade) = &response_type($url,$symb); + + # Display student info + $request->print(($counter == 0 ? '' : '<br />')); + my $result='<table border="0" width=100%><tr><td bgcolor="#777777">'."\n". + '<table border="0" width=100%><tr bgcolor="#edffff"><td>'."\n"; + + $result.='<b>Fullname: </b>'.&nameUserString(undef,$ENV{'form.fullname'},$uname,$udom).'<br />'."\n"; + $result.='<input type="hidden" name="name'.$counter. + '" value="'.$ENV{'form.fullname'}.'" />'."\n"; + + # If any part of the problem is an essay-response (handgraded), then check for collaborators + my @col_fullnames; + my ($classlist,$fullname); + if ($ENV{'form.handgrade'} eq 'yes') { + ($classlist,undef,$fullname) = &getclasslist('all','0'); + for (keys (%$handgrade)) { + my $ncol = &Apache::lonnet::EXT('resource.'.$_. + '.maxcollaborators', + $symb,$udom,$uname); + next if ($ncol <= 0); + s/\_/\./g; + next if ($record{'resource.'.$_.'.collaborators'} eq ''); + my @goodcollaborators = (); + my @badcollaborators = (); + foreach (split(/,?\s+/,$record{'resource.'.$_.'.collaborators'})) { + $_ =~ s/[\$\^\(\)]//g; + next if ($_ eq ''); + my ($co_name,$co_dom) = split /\@|:/,$_; + $co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i); + next if ($co_name eq $uname && $co_dom eq $udom); + # Doing this grep allows 'fuzzy' specification + my @Matches = grep /^$co_name:$co_dom$/i,keys %$classlist; + if (! scalar(@Matches)) { + push @badcollaborators,$_; + } else { + push @goodcollaborators, @Matches; + } + } + if (scalar(@goodcollaborators) != 0) { + $result.='<b>Collaborators: </b>'; + foreach (@goodcollaborators) { + my ($lastname,$givenn) = split(/,/,$$fullname{$_}); + push @col_fullnames, $givenn.' '.$lastname; + $result.=$$fullname{$_}.' '; + } + $result.='<br />'."\n"; + $result.='<input type="hidden" name="collaborator'.$counter. + '" value="'.(join ':',@goodcollaborators).'" />'."\n"; + } + if (scalar(@badcollaborators) > 0) { + $result.='<table border="0"><tr bgcolor="#ffbbbb"><td>'; + $result.='This student has submitted '; + $result.=(scalar(@badcollaborators) == 1) ? 'an invalid collaborator' : 'invalid collaborators'; + $result .= ': '.join(', ',@badcollaborators); + $result .= '</td></tr></table>'; + } + if (scalar(@badcollaborators > $ncol)) { + $result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'; + $result .= 'This student has submitted too many '. + 'collaborators. Maximum is '.$ncol.'.'; + $result .= '</td></tr></table>'; + } + } + } + $request->print($result."\n"); + + # print student answer/submission + # Options are (1) Handgaded submission only + # (2) Last submission, includes submission that is not handgraded + # (for multi-response type part) + # (3) Last submission plus the parts info + # (4) The whole record for this student + if ($ENV{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) { + if ($ENV{'form.'.$uname.':'.$udom.':submitted_by'}) { + my $submitby=''. + '<b>Collaborative submission by: </b>'. + '<a href="javascript:viewSubmitter(\''. + $ENV{'form.'.$uname.':'.$udom.':submitted_by'}. + '\')"; TARGET=_self>'. + $$fullname{$ENV{'form.'.$uname.':'.$udom.':submitted_by'}}.'</a>'; + $request->print($submitby); + } else { + my ($string,$timestamp)= &get_last_submission (\%record); + my $lastsubonly=''. + ($$timestamp eq '' ? '' : '<b>Date Submitted:</b> '. + $$timestamp)."</td></tr>\n"; + if ($$timestamp eq '') { + $lastsubonly.='<tr><td bgcolor="#ffffe6">'.$$string[0]; + } else { + for my $part (sort keys(%$handgrade)) { + my ($responsetype,$foo) = split(/:/,$$handgrade{$part}); + my ($partid,$respid) = split(/_/,$part); + if (!exists($record{'resource.'.$partid.'.'.$respid.'.submission'})) { + $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part '. + $partid.'</b> <font color="#999999">( ID '.$respid. + ' )</font> '. + '<font color="red">Nothing submitted - no attempts</font><br /><br />'; + } else { + foreach (@$string) { + my ($partid,$respid) = /^resource\.(\w+)\.(\w+)\.submission/; + if ($part eq ($partid.'_'.$respid)) { + my ($ressub,$subval) = split(/:/,$_,2); + # Similarity check + my $similar=''; + my ($oname,$odom,$ocrsid,$oessay,$osim)=&most_similar($uname,$udom,$subval); + if ($osim) { + $osim=int($osim*100.0); + $similar='<hr /><h3><font color="#FF0000">Essay is '.$osim. + '% similar to an essay by '.&Apache::loncommon::plainname($oname,$odom). + '</font></h3><blockquote><i>'. + &keywords_highlight($oessay).'</i></blockquote><hr />'; + } + $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part '. + $partid.'</b> <font color="#999999">( ID '.$respid. + ' )</font> '. + ($record{"resource.$partid.$respid.uploadedurl"}? + '<a href="'. + &Apache::lonnet::tokenwrapper($record{"resource.$partid.$respid.uploadedurl"}). + '"><img src="/adm/lonIcons/unknown.gif" border=0"> File uploaded by student</a> '. + '<font color="red" size="1">Like all files provided by users, '. + 'this file may contain virusses</font><br />':''). + '<b>Submitted Answer: </b>'. + &cleanRecord($subval,$responsetype,$symb). + '<br /><br />'.$similar."\n" + if ($ENV{'form.lastSub'} eq 'lastonly' || + ($ENV{'form.lastSub'} eq 'hdgrade' && + $$handgrade{$part} =~ /:yes$/)); + } + } + } + } + } + $lastsubonly.='</td></tr><tr bgcolor="#ffffff"><td>'."\n"; + $request->print($lastsubonly); + } + } elsif ($ENV{'form.lastSub'} eq 'datesub') { + my (undef,$responseType,undef,$parts) = &showResourceInfo($url); + $request->print(&displaySubByDates(\$symb,\%record,$parts,$responseType,$checkIcon)); + } elsif ($ENV{'form.lastSub'} =~ /^(last|all)$/) { + $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom, + $ENV{'request.course.id'}, + $last,'.submission', + 'Apache::grades::keywords_highlight')); + } + + $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':' + .$udom.'" />'."\n"); + + # return if view submission with no grading option + if ($ENV{'form.showgrading'} eq '' || (!&canmodify($usec))) { + my $toGrade.='<input type="button" value="Grade Student" '. + 'onClick="javascript:checksubmit(this.form,\'Grade Student\',\'' + .$counter.'\');" TARGET=_self> '."\n" if (&canmodify($usec)); + $toGrade.='</td></tr></table></td></tr></table></form>'."\n"; + $toGrade.=&show_grading_menu_form($symb,$url) + if (($ENV{'form.command'} eq 'submission') || + ($ENV{'form.command'} eq 'processGroup' && $counter == $total)); + $request = print($toGrade); + return; + } + + # essay grading message center + if ($ENV{'form.handgrade'} eq 'yes') { + my ($lastname,$givenn) = split(/,/,$ENV{'form.fullname'}); + my $msgfor = $givenn.' '.$lastname; + if (scalar(@col_fullnames) > 0) { + my $lastone = pop @col_fullnames; + $msgfor .= ', '.(join ', ',@col_fullnames).' and '.$lastone.'.'; + } + $msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript + $result='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n". + '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n"; + $result.=' <a href="javascript:msgCenter(document.SCORE,'.$counter. + ',\''.$msgfor.'\')"; TARGET=_self>'. + 'Compose Message to student'.(scalar(@col_fullnames) >= 1 ? 's' : '').'</a> '. + '<img src="'.$request->dir_config('lonIconsURL'). + '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n". + '<br /> (Message will be sent when you click on Save & Next below.)'."\n" + if ($ENV{'form.handgrade'} eq 'yes'); + $request->print($result); + } + + my %seen = (); + my @partlist; + my @gradePartRespid; + for (sort keys(%$handgrade)) { + my ($partid,$respid) = split(/_/); + next if ($seen{$partid} > 0); + $seen{$partid}++; + next if ($$handgrade{$_} =~ /:no$/ && $ENV{'form.lastSub'} =~ /^(hdgrade)$/); + push @partlist,$partid; + push @gradePartRespid,$partid.'.'.$respid; + + $request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record)); + } + $result='<input type="hidden" name="partlist'.$counter. + '" value="'.(join ":",@partlist).'" />'."\n"; + $result.='<input type="hidden" name="gradePartRespid'. + '" value="'.(join ":",@gradePartRespid).'" />'."\n" if ($counter == 0); + my $ctr = 0; + while ($ctr < scalar(@partlist)) { + $result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'. + $partlist[$ctr].'" />'."\n"; + $ctr++; + } + $request->print($result.'</td></tr></table></td></tr></table>'."\n"); + + # print end of form + if ($counter == $total) { + my $endform='<table border="0"><tr><td>'."\n"; + $endform.='<input type="button" value="Save & Next" '. + 'onClick="javascript:checksubmit(this.form,\'Save & Next\','. + $total.','.scalar(@partlist).');" TARGET=_self> '."\n"; + my $ntstu ='<select name="NTSTU">'. + '<option>1</option><option>2</option>'. + '<option>3</option><option>5</option>'. + '<option>7</option><option>10</option></select>'."\n"; + my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1'); + $ntstu =~ s/<option>$nsel</<option selected="on">$nsel</; + $endform.=$ntstu.'student(s) '; + $endform.='<input type="button" value="Previous" '. + 'onClick="javascript:checksubmit(this.form,\'Previous\');" TARGET=_self> '."\n". + '<input type="button" value="Next" '. + 'onClick="javascript:checksubmit(this.form,\'Next\');" TARGET=_self> '; + $endform.='(Next and Previous (student) do not save the scores.)'."\n" ; + $endform.='</td><tr></table></form>'; + $endform.=&show_grading_menu_form($symb,$url); + $request->print($endform); + } + return ''; } -sub send_footer { - my ($request)= @_; - $request->print('</body>'); - $request->print(&Apache::lontexconvert::footer()); +#--- Retrieve the last submission for all the parts +sub get_last_submission { + my ($returnhash)=@_; + my (@string,$timestamp); + if ($$returnhash{'version'}) { + my %lasthash=(); + my ($version); + for ($version=1;$version<=$$returnhash{'version'};$version++) { + foreach (sort(split(/\:/,$$returnhash{$version.':keys'}))) { + $lasthash{$_}=$$returnhash{$version.':'.$_}; + $timestamp = scalar(localtime($$returnhash{$version.':timestamp'})); + } + } + foreach ((keys %lasthash)) { + if ($_ =~ /\.submission$/) { + my ($partid,$foo) = split(/submission$/,$_); + my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? + '<font color="red">Draft Copy</font> ' : ''; + push @string, (join(':',$_,$draft.$lasthash{$_})); + } + } + } + @string = $string[0] eq '' ? '<font color="red">Nothing submitted - no attempts.</font>' : @string; + return \@string,\$timestamp; } -sub handler { - my $request=$_[0]; +#--- High light keywords, with style choosen by user. +sub keywords_highlight { + my $string = shift; + my $size = $ENV{'form.kwsize'} eq '0' ? '' : 'size='.$ENV{'form.kwsize'}; + my $styleon = $ENV{'form.kwstyle'} eq '' ? '' : $ENV{'form.kwstyle'}; + (my $styleoff = $styleon) =~ s/\</\<\//; + my @keylist = split(/[,\s+]/,$ENV{'form.keywords'}); + foreach (@keylist) { + $string =~ s/\b\Q$_\E(\b|\.)/<font color\=$ENV{'form.kwclr'} $size\>$styleon$_$styleoff<\/font>/gi; + } + return $string; +} + +#--- Called from submission routine +sub processHandGrade { + my ($request) = shift; + my $url = $ENV{'form.url'}; + my $symb = $ENV{'form.symb'}; + my $button = $ENV{'form.gradeOpt'}; + my $ngrade = $ENV{'form.NCT'}; + my $ntstu = $ENV{'form.NTSTU'}; + if ($button eq 'Save & Next') { + my $ctr = 0; + while ($ctr < $ngrade) { + my ($uname,$udom) = split(/:/,$ENV{'form.unamedom'.$ctr}); + my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr); + if ($errorflag eq 'no_score') { + $ctr++; + next; + } + if ($errorflag eq 'not_allowed') { + $request->print("<font color=\"red\">Not allowed to modify grades for $uname:$udom</font>"); + $ctr++; + next; + } + my $includemsg = $ENV{'form.includemsg'.$ctr}; + my ($subject,$message,$msgstatus) = ('','',''); + if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) { + $subject = $ENV{'form.msgsub'} if ($includemsg =~ /^msgsub/); + my (@msgnum) = split(/,/,$includemsg); + foreach (@msgnum) { + $message.=$ENV{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne ''); + } + $message =&Apache::lonfeedback::clear_out_html($message); + $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt; + $message.=" for <a href=\"". + &Apache::lonnet::clutter($url). + "?symb=$symb\">$ENV{'form.probTitle'}</a>"; + $msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom, + $ENV{'form.msgsub'},$message); + } + if ($ENV{'form.collaborator'.$ctr}) { + my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr}); + foreach (@collaborators) { + my ($errorflag,$pts,$wgt) = + &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,$ENV{'form.unamedom'.$ctr}); + if ($errorflag eq 'not_allowed') { + $request->print("<font color=\"red\">Not allowed to modify grades for $_:$udom</font>"); + next; + } else { + if ($message ne '') { + $msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom, + $ENV{'form.msgsub'}, + $message); + } + } + } + } + $ctr++; + } + } + + if ($ENV{'form.handgrade'} eq 'yes') { + # Keywords sorted in alphabatical order + my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'}; + my %keyhash = (); + $ENV{'form.keywords'} =~ s/,\s{0,}|\s+/ /g; + $ENV{'form.keywords'} =~ s/^\s+|\s+$//; + my (@keywords) = sort(split(/\s+/,$ENV{'form.keywords'})); + $ENV{'form.keywords'} = join(' ',@keywords); + $keyhash{$symb.'_keywords'} = $ENV{'form.keywords'}; + $keyhash{$symb.'_subject'} = $ENV{'form.msgsub'}; + $keyhash{$loginuser.'_kwclr'} = $ENV{'form.kwclr'}; + $keyhash{$loginuser.'_kwsize'} = $ENV{'form.kwsize'}; + $keyhash{$loginuser.'_kwstyle'} = $ENV{'form.kwstyle'}; + + # message center - Order of message gets changed. Blank line is eliminated. + # New messages are saved in ENV for the next student. + # All messages are saved in nohist_handgrade.db + my ($ctr,$idx) = (1,1); + while ($ctr <= $ENV{'form.savemsgN'}) { + if ($ENV{'form.savemsg'.$ctr} ne '') { + $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.savemsg'.$ctr}; + $idx++; + } + $ctr++; + } + $ctr = 0; + while ($ctr < $ngrade) { + if ($ENV{'form.newmsg'.$ctr} ne '') { + $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.newmsg'.$ctr}; + $ENV{'form.savemsg'.$idx} = $ENV{'form.newmsg'.$ctr}; + $idx++; + } + $ctr++; + } + $ENV{'form.savemsgN'} = --$idx; + $keyhash{$symb.'_savemsgN'} = $ENV{'form.savemsgN'}; + my $putresult = &Apache::lonnet::put + ('nohist_handgrade',\%keyhash, + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + } + # Called by Save & Refresh from Highlight Attribute Window + my (undef,undef,$fullname) = &getclasslist($ENV{'form.section'},'1'); + if ($ENV{'form.refresh'} eq 'on') { + my ($ctr,$total) = (0,0); + while ($ctr < $ngrade) { + $total++ if $ENV{'form.unamedom'.$ctr} ne ''; + $ctr++; + } + $ENV{'form.NTSTU'}=$ngrade; + $ctr = 0; + while ($ctr < $total) { + my $processUser = $ENV{'form.unamedom'.$ctr}; + ($ENV{'form.student'},$ENV{'form.userdom'}) = split(/:/,$processUser); + $ENV{'form.fullname'} = $$fullname{$processUser}; + &submission($request,$ctr,$total-1); + $ctr++; + } + return ''; + } + +# Go directly to grade student - from submission or link from chart page + if ($button eq 'Grade Student') { + (undef,undef,$ENV{'form.handgrade'},undef,undef) = &showResourceInfo($url); + my $processUser = $ENV{'form.unamedom'.$ENV{'form.studentNo'}}; + ($ENV{'form.student'},$ENV{'form.userdom'}) = split(/:/,$processUser); + $ENV{'form.fullname'} = $$fullname{$processUser}; + &submission($request,0,0); + return ''; + } + + # Get the next/previous one or group of students + my $firststu = $ENV{'form.unamedom0'}; + my $laststu = $ENV{'form.unamedom'.($ngrade-1)}; + my $ctr = 2; + while ($laststu eq '') { + $laststu = $ENV{'form.unamedom'.($ngrade-$ctr)}; + $ctr++; + $laststu = $firststu if ($ctr > $ngrade); + } + + my (@parsedlist,@nextlist); + my ($nextflg) = 0; + foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) { + if ($nextflg == 1 && $button =~ /Next$/) { + push @parsedlist,$_; + } + $nextflg = 1 if ($_ eq $laststu); + if ($button eq 'Previous') { + last if ($_ eq $firststu); + push @parsedlist,$_; + } + } + $ctr = 0; + @parsedlist = reverse @parsedlist if ($button eq 'Previous'); + foreach my $student (@parsedlist) { + my ($uname,$udom) = split(/:/,$student); + if ($ENV{'form.submitonly'} eq 'yes') { + my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); + my $statusflg = ''; + foreach (split(/:/,$ENV{'form.gradePartRespid'})){ + $statusflg = 1 if (exists ($record{'resource.'.$_.'.submission'})); + } + next if ($statusflg eq ''); + } + push @nextlist,$student if ($ctr < $ntstu); + last if ($ctr == $ntstu); + $ctr++; + } + + $ctr = 0; + my $total = scalar(@nextlist)-1; + + foreach (sort @nextlist) { + my ($uname,$udom,$submitter) = split(/:/); + $ENV{'form.student'} = $uname; + $ENV{'form.userdom'} = $udom; + $ENV{'form.fullname'} = $$fullname{$_}; + &submission($request,$ctr,$total); + $ctr++; + } + if ($total < 0) { + my $the_end = '<h3><font color="red">LON-CAPA User Message</font></h3><br />'."\n"; + $the_end.='<b>Message: </b> No more students for this section or class.<br /><br />'."\n"; + $the_end.='Click on the button below to return to the grading menu.<br /><br />'."\n"; + $the_end.=&show_grading_menu_form ($symb,$url); + $request->print($the_end); + } + return ''; +} + +#---- Save the score and award for each student, if changed +sub saveHandGrade { + my ($request,$url,$symb,$stuname,$domain,$newflg,$submitter) = @_; + my $usec = &Apache::lonnet::getsection($domain,$stuname, + $ENV{'request.course.id'}); + if (!&canmodify($usec)) { return('not_allowed'); } + my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname); + my %newrecord = (); + my ($pts,$wgt) = ('',''); + foreach (split(/:/,$ENV{'form.partlist'.$newflg})) { + my $dropMenu = $ENV{'form.GD_SEL'.$newflg.'_'.$_}; + if ($dropMenu eq 'excused') { + if ($record{'resource.'.$_.'.solved'} ne 'excused') { + $newrecord{'resource.'.$_.'.solved'} = 'excused'; + if (exists($record{'resource.'.$_.'.awarded'})) { + $newrecord{'resource.'.$_.'.awarded'} = ''; + } + $newrecord{'resource.'.$_.'.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; + } + } elsif ($dropMenu eq 'reset status' + && exists($record{'resource.'.$_.'.solved'})) { #don't bother if no old records -> no attempts + $newrecord{'resource.'.$_.'.tries'} = 0; + $newrecord{'resource.'.$_.'.solved'} = ''; + $newrecord{'resource.'.$_.'.award'} = ''; + $newrecord{'resource.'.$_.'.awarded'} = 0; + $newrecord{'resource.'.$_.'.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; + } elsif ($dropMenu eq '') { + $pts = ($ENV{'form.GD_BOX'.$newflg.'_'.$_} ne '' ? + $ENV{'form.GD_BOX'.$newflg.'_'.$_} : + $ENV{'form.RADVAL'.$newflg.'_'.$_}); + return 'no_score' if ($pts eq '' && $ENV{'form.GD_SEL'.$newflg.'_'.$_} eq ''); + $wgt = $ENV{'form.WGT'.$newflg.'_'.$_} eq '' ? 1 : + $ENV{'form.WGT'.$newflg.'_'.$_}; + my $partial= $pts/$wgt; + next if ($partial eq $record{'resource.'.$_.'.awarded'}); #do not update score for part if not changed. + $newrecord{'resource.'.$_.'.awarded'} = $partial + if ($record{'resource.'.$_.'.awarded'} ne $partial); + my $reckey = 'resource.'.$_.'.solved'; + if ($partial == 0) { + $newrecord{$reckey} = 'incorrect_by_override' + if ($record{$reckey} ne 'incorrect_by_override'); + } else { + $newrecord{$reckey} = 'correct_by_override' + if ($record{$reckey} ne 'correct_by_override'); + } + $newrecord{'resource.'.$_.'.submitted_by'} = $submitter + if ($submitter && ($record{'resource.'.$_.'.submitted_by'} ne $submitter)); + $newrecord{'resource.'.$_.'.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; + } + } + + if (scalar(keys(%newrecord)) > 0) { + &Apache::lonnet::cstore(\%newrecord,$symb, + $ENV{'request.course.id'},$domain,$stuname); + } + return '',$pts,$wgt; +} + +#-------------------------------------------------------------------------------------- +# +#-------------------------- Next few routines handles grading by section or whole class +# +#--- Javascript to handle grading by section or whole class +sub viewgrades_js { + my ($request) = shift; + + $request->print(<<VIEWJAVASCRIPT); +<script type="text/javascript" language="javascript"> + function writePoint(partid,weight,point) { + var radioButton = document.classgrade["RADVAL_"+partid]; + var textbox = document.classgrade["TEXTVAL_"+partid]; + if (point == "textval") { + point = document.classgrade["TEXTVAL_"+partid].value; + if (isNaN(point) || parseFloat(point) < 0) { + alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point)); + var resetbox = false; + for (var i=0; i<radioButton.length; i++) { + if (radioButton[i].checked) { + textbox.value = i; + resetbox = true; + } + } + if (!resetbox) { + textbox.value = ""; + } + return; + } + if (parseFloat(point) > parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ + ") greater than the weight for the part. Accept?"); + if (resp == false) { + textbox.value = ""; + return; + } + } + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + if (parseFloat(point) == i) { + radioButton[i].checked=true; + } + } + + } else { + textbox.value = parseFloat(point); + } + for (i=0;i<document.classgrade.total.value;i++) { + var user = document.classgrade["ctr"+i].value; + var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"]; + var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value; + var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"]; + if (saveval != "correct") { + scorename.value = point; + if (selname[0].selected != true) { + selname[0].selected = true; + } + } + } + document.classgrade["SELVAL_"+partid][0].selected = true; + } + + function writeRadText(partid,weight) { + var selval = document.classgrade["SELVAL_"+partid]; + var radioButton = document.classgrade["RADVAL_"+partid]; + var textbox = document.classgrade["TEXTVAL_"+partid]; + if (selval[1].selected || selval[2].selected) { + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + + } + textbox.value = ""; + + for (i=0;i<document.classgrade.total.value;i++) { + var user = document.classgrade["ctr"+i].value; + var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"]; + var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value; + var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"]; + if (saveval != "correct") { + scorename.value = ""; + if (selval[1].selected) { + selname[1].selected = true; + } else { + selname[2].selected = true; + if (Number(document.classgrade["GD_"+user+"_"+partid+"_tries"].value)) + {document.classgrade["GD_"+user+"_"+partid+"_tries"].value = '0';} + } + } + } + } else { + for (i=0;i<document.classgrade.total.value;i++) { + var user = document.classgrade["ctr"+i].value; + var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"]; + var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value; + var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"]; + if (saveval != "correct") { + scorename.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value; + selname[0].selected = true; + } + } + } + } + + function changeSelect(partid,user) { + var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"]; + var textbox = document.classgrade["GD_"+user+'_'+partid+"_awarded"]; + var point = textbox.value; + var weight = document.classgrade["weight_"+partid].value; + + if (isNaN(point) || parseFloat(point) < 0) { + alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point)); + textbox.value = ""; + return; + } + if (parseFloat(point) > parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ + ") greater than the weight of the part. Accept?"); + if (resp == false) { + textbox.value = ""; + return; + } + } + selval[0].selected = true; + } + + function changeOneScore(partid,user) { + var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"]; + if (selval[1].selected || selval[2].selected) { + document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = ""; + if (selval[2].selected) { + document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0"; + } + } + } + + function resetEntry(numpart) { + for (ctpart=0;ctpart<numpart;ctpart++) { + var partid = document.classgrade["partid_"+ctpart].value; + var radioButton = document.classgrade["RADVAL_"+partid]; + var textbox = document.classgrade["TEXTVAL_"+partid]; + var selval = document.classgrade["SELVAL_"+partid]; + for (var i=0; i<radioButton.length; i++) { + radioButton[i].checked=false; + + } + textbox.value = ""; + selval[0].selected = true; + + for (i=0;i<document.classgrade.total.value;i++) { + var user = document.classgrade["ctr"+i].value; + var resetscore = document.classgrade["GD_"+user+"_"+partid+"_awarded"]; + resetscore.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value; + var resettries = document.classgrade["GD_"+user+"_"+partid+"_tries"]; + resettries.value = document.classgrade["GD_"+user+"_"+partid+"_tries_s"].value; + var saveselval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value; + var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"]; + if (saveselval == "excused") { + if (selname[1].selected == false) { selname[1].selected = true;} + } else { + if (selname[0].selected == false) {selname[0].selected = true}; + } + } + } + } + +</script> +VIEWJAVASCRIPT +} + +#--- show scores for a section or whole class w/ option to change/update a score +sub viewgrades { + my ($request) = shift; + &viewgrades_js($request); + + my ($symb,$url) = ($ENV{'form.symb'},$ENV{'form.url'}); + my $result='<h3><font color="#339933">Manual Grading</font></h3>'; - if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} else {$Apache::lonxml::debug=0;} - - if ($ENV{'browser.mathml'}) { - $request->content_type('text/xml'); - } else { - $request->content_type('text/html'); - } - $request->send_http_header; - return OK if $request->header_only; - my $url=$ENV{'form.url'}; - my $command=$ENV{'form.command'}; - - &send_header($request); - if ($url eq '') { - $request->print("Non-Contextual Access Unsupported:$command:$url:"); - } else { - $Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$url); - if ($command eq 'submission') { - $request->print(&submission($request)); + $result.='<font size=+1><b>Current Resource: </b>'.$ENV{'form.probTitle'}.'</font>'."\n"; + + #view individual student submission form - called using Javascript viewOneStudent + $result.=&jscriptNform($url,$symb); + + #beginning of class grading form + $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="command" value="editgrades" />'."\n". + '<input type="hidden" name="section" value="'.$ENV{'form.section'}.'" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="Status" value="'.$ENV{'form.Status'}.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$ENV{'form.probTitle'}.'" />'."\n"; + + my $sectionClass; + if ($ENV{'form.section'} eq 'all') { + $sectionClass='Class </h3>'; + } elsif ($ENV{'form.section'} eq 'no') { + $sectionClass='Students in no Section </h3>'; } else { - $request->print("Unknown action:$command:"); + $sectionClass='Students in Section '.$ENV{'form.section'}.'</h3>'; + } + $result.='<h3>Assign Common Grade To '.$sectionClass; + $result.= '<table border=0><tr><td bgcolor="#777777">'."\n". + '<table border=0><tr bgcolor="#ffffdd"><td>'; + #radio buttons/text box for assigning points for a section or class. + #handles different parts of a problem + my ($partlist,$handgrade) = &response_type($url,$symb); + my %weight = (); + my $ctsparts = 0; + $result.='<table border="0">'; + my %seen = (); + for (sort keys(%$handgrade)) { + my ($partid,$respid) = split (/_/,$_,2); + next if $seen{$partid}; + $seen{$partid}++; + my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); + my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb); + $weight{$partid} = $wgt eq '' ? '1' : $wgt; + + $result.='<input type="hidden" name="partid_'. + $ctsparts.'" value="'.$partid.'" />'."\n"; + $result.='<input type="hidden" name="weight_'. + $partid.'" value="'.$weight{$partid}.'" />'."\n"; + $result.='<tr><td><b>Part '.$partid.' Point:</b> </td><td>'; + $result.='<table border="0"><tr>'; + my $ctr = 0; + while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across + $result.= '<td><input type="radio" name="RADVAL_'.$partid.'" '. + 'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}. + ','.$ctr.')" />'.$ctr."</td>\n"; + $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : ''); + $ctr++; + } + $result.='</tr></table>'; + $result.= '</td><td><b> or </b><input type="text" name="TEXTVAL_'. + $partid.'" size="4" '.'onChange="javascript:writePoint(\''. + $partid.'\','.$weight{$partid}.',\'textval\')" /> /'. + $weight{$partid}.' (problem weight)</td>'."\n"; + $result.= '</td><td><select name="SELVAL_'.$partid.'"'. + 'onChange="javascript:writeRadText(\''.$partid.'\','. + $weight{$partid}.')"> '. + '<option selected="on"> </option>'. + '<option>excused</option>'. + '<option>reset status</option></select></td></tr>'."\n"; + $ctsparts++; + } + $result.='</table>'.'</td></tr></table>'.'</td></tr></table>'."\n". + '<input type="hidden" name="totalparts" value="'.$ctsparts.'" />'; + $result.='<input type="button" value="Reset" '. + 'onClick="javascript:resetEntry('.$ctsparts.');" TARGET=_self>'; + + #table listing all the students in a section/class + #header of table + $result.= '<h3>Assign Grade to Specific Students in '.$sectionClass; + $result.= '<table border=0><tr><td bgcolor="#777777">'."\n". + '<table border=0><tr bgcolor="#deffff"><td> <b>No.</b> </td>'. + '<td>'.&nameUserString('header')."</td>\n"; + my (@parts) = sort(&getpartlist($url)); + foreach my $part (@parts) { + my $display=&Apache::lonnet::metadata($url,$part.'.display'); + $display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower + if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); } + if ($display =~ /^Partial Credit Factor/) { + my ($partid) = &split_part_type($part); + $result.='<td><b>Score Part '.$partid.'<br />(weight = '. + $weight{$partid}.')</b></td>'."\n"; + next; + } + $display =~ s|Problem Status|Grade Status<br />|; + $result.='<td><b>'.$display.'</b></td>'."\n"; + } + $result.='</tr>'; + + #get info for each student + #list all the students - with points and grade status + my (undef,undef,$fullname) = &getclasslist($ENV{'form.section'},'1'); + my $ctr = 0; + foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) { + my $uname = $_; + $uname=~s/:/_/; + $result.='<input type="hidden" name="ctr'.$ctr.'" value="'.$uname.'" />'."\n"; + $ctr++; + $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'}, + $_,$$fullname{$_},\@parts,\%weight,$ctr); + } + $result.='</table></td></tr></table>'; + $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n"; + $result.='<input type="button" value="Save" '. + 'onClick="javascript:submit();" TARGET=_self /></form>'."\n"; + if (scalar(%$fullname) eq 0) { + my $colspan=3+scalar(@parts); + $result='<font color="red">There are no students in section "'.$ENV{'form.section'}. + '" with enrollment status "'.$ENV{'form.Status'}.'" to modify or grade.</font>'; + } + $result.=&show_grading_menu_form($symb,$url); + return $result; +} + +#--- call by previous routine to display each student +sub viewstudentgrade { + my ($url,$symb,$courseid,$student,$fullname,$parts,$weight,$ctr) = @_; + my ($uname,$udom) = split(/:/,$student); + $student=~s/:/_/; + my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname); + my $result='<tr bgcolor="#ffffdd"><td align="right">'.$ctr.' </td><td> '. + '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom. + '\')"; TARGET=_self>'.$fullname.'</a> '. + '<font color="#999999">('.$uname.($ENV{'user.domain'} eq $udom ? '' : ':'.$udom).')</font></td>'."\n"; + foreach my $apart (@$parts) { + my ($part,$type) = &split_part_type($apart); + my $score=$record{"resource.$part.$type"}; + if ($type eq 'awarded') { + my $pts = $score eq '' ? '' : $score*$$weight{$part}; + $result.='<input type="hidden" name="'. + 'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n"; + $result.='<td align="middle"><input type="text" name="'. + 'GD_'.$student.'_'.$part.'_awarded" '. + 'onChange="javascript:changeSelect(\''.$part.'\',\''.$student. + '\')" value="'.$pts.'" size="4" /></td>'."\n"; + } elsif ($type eq 'solved') { + my ($status,$foo)=split(/_/,$score,2); + $status = 'nothing' if ($status eq ''); + $result.='<input type="hidden" name="'.'GD_'.$student.'_'. + $part.'_solved_s" value="'.$status.'" />'."\n"; + $result.='<td align="middle"> <select name="'. + 'GD_'.$student.'_'.$part.'_solved" '. + 'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n"; + $result.= (($status eq 'excused') ? '<option> </option><option selected="on">excused</option>' + : '<option selected="on"> </option><option>excused</option>')."\n"; + $result.='<option>reset status</option>'; + $result.="</select> </td>\n"; + } else { + $result.='<input type="hidden" name="'. + 'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'. + "\n"; + $result.='<td align="middle"><input type="text" name="'. + 'GD_'.$student.'_'.$part.'_'.$type.'" '. + 'value="'.$score.'" size="4" /></td>'."\n"; + } + } + $result.='</tr>'; + return $result; +} + +#--- change scores for all the students in a section/class +# record does not get update if unchanged +sub editgrades { + my ($request) = @_; + + my $symb=$ENV{'form.symb'}; + my $url =$ENV{'form.url'}; + my $title='<h3><font color="#339933">Current Grade Status</font></h3>'; + $title.='<font size=+1><b>Current Resource: </b>'.$ENV{'form.probTitle'}.'</font><br />'."\n"; + $title.='<font size=+1><b>Section: </b>'.$ENV{'form.section'}.'</font>'."\n"; + + my $result= '<table border="0"><tr><td bgcolor="#777777">'."\n"; + $result.= '<table border="0"><tr bgcolor="#deffff">'. + '<td rowspan=2 valign="center"> <b>No.</b> </td>'. + '<td rowspan=2 valign="center">'.&nameUserString('header')."</td>\n"; + + my %scoreptr = ( + 'correct' =>'correct_by_override', + 'incorrect'=>'incorrect_by_override', + 'excused' =>'excused', + 'ungraded' =>'ungraded_attempted', + 'nothing' => '', + ); + my ($classlist,undef,$fullname) = &getclasslist($ENV{'form.section'},'0'); + + my (@partid); + my %weight = (); + my %columns = (); + my ($i,$ctr,$count,$rec_update) = (0,0,0,0); + + my (@parts) = sort(&getpartlist($url)); + my $header; + while ($ctr < $ENV{'form.totalparts'}) { + my $partid = $ENV{'form.partid_'.$ctr}; + push @partid,$partid; + $weight{$partid} = $ENV{'form.weight_'.$partid}; + $ctr++; } + foreach my $partid (@partid) { + $header .= '<td align="center"> <b>Old Score</b> </td>'. + '<td align="center"> <b>New Score</b> </td>'; + $columns{$partid}=2; + foreach my $stores (@parts) { + my ($part,$type) = &split_part_type($stores); + if ($part !~ m/^\Q$partid\E/) { next;} + if ($type eq 'awarded' || $type eq 'solved') { next; } + my $display=&Apache::lonnet::metadata($url,$stores.'.display'); + $display =~ s/\[Part: (\w)+\]//; + $display =~ s/Number of Attempts/Tries/; + $header .= '<td align="center"> <b>Old '.$display.'</b> </td>'. + '<td align="center"> <b>New '.$display.'</b> </td>'; + $columns{$partid}+=2; + } + } + foreach my $partid (@partid) { + $result .= '<td colspan="'.$columns{$partid}. + '" align="center"><b>Part '.$partid. + '</b> (Weight = '.$weight{$partid}.')</td>'; + + } + $result .= '</tr><tr bgcolor="#deffff">'; + $result .= $header; + $result .= '</tr>'."\n"; + my $noupdate; + my ($updateCtr,$noupdateCtr) = (1,1); + for ($i=0; $i<$ENV{'form.total'}; $i++) { + my $line; + my $user = $ENV{'form.ctr'.$i}; + my $usercolon = $user; + $usercolon =~s/_/:/; + my ($uname,$udom)=split(/_/,$user); + my %newrecord; + my $updateflag = 0; + $line .= '<td>'.&nameUserString(undef,$$fullname{$usercolon},$uname,$udom).'</td>'; + my $usec=$classlist->{"$uname:$udom"}[5]; + if (!&canmodify($usec)) { + my $numcols=scalar(@partid)*4+2; + $noupdate.=$line."<td colspan=\"$numcols\"><font color=\"red\">Not allowed to modify student</font></td></tr>"; + next; + } + foreach (@partid) { + my $old_aw = $ENV{'form.GD_'.$user.'_'.$_.'_awarded_s'}; + my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1); + my $old_part = $old_aw eq '' ? '' : $old_part_pcr; + my $old_score = $scoreptr{$ENV{'form.GD_'.$user.'_'.$_.'_solved_s'}}; + + my $awarded = $ENV{'form.GD_'.$user.'_'.$_.'_awarded'}; + my $pcr = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1); + my $partial = $awarded eq '' ? '' : $pcr; + my $score; + if ($partial eq '') { + $score = $scoreptr{$ENV{'form.GD_'.$user.'_'.$_.'_solved_s'}}; + } elsif ($partial > 0) { + $score = 'correct_by_override'; + } elsif ($partial == 0) { + $score = 'incorrect_by_override'; + } + my $dropMenu = $ENV{'form.GD_'.$user.'_'.$_.'_solved'}; + $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused')); + + if ($dropMenu eq 'reset status' && + $old_score ne '') { # ignore if no previous attempts => nothing to reset + $newrecord{'resource.'.$_.'.tries'} = 0; + $newrecord{'resource.'.$_.'.solved'} = ''; + $newrecord{'resource.'.$_.'.award'} = ''; + $newrecord{'resource.'.$_.'.awarded'} = 0; + $newrecord{'resource.'.$_.'.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; + $updateflag = 1; + } + + $line .= '<td align="center">'.$old_aw.' </td>'. + '<td align="center">'.$awarded. + ($score eq 'excused' ? $score : '').' </td>'; + + if (!($old_part eq $partial && $old_score eq $score)) { + $updateflag = 1; + $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne ''; + $newrecord{'resource.'.$_.'.solved'} = $score; + $rec_update++; + } + + my $partid=$_; + foreach my $stores (@parts) { + my ($part,$type) = &split_part_type($stores); + if ($part !~ m/^\Q$partid\E/) { next;} + if ($type eq 'awarded' || $type eq 'solved') { next; } + my $old_aw = $ENV{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'}; + my $awarded = $ENV{'form.GD_'.$user.'_'.$part.'_'.$type}; + if ($awarded ne '' && $awarded ne $old_aw) { + $newrecord{'resource.'.$part.'.'.$type}= $awarded; + $newrecord{'resource.'.$part.'.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; + $updateflag=1; + } + $line .= '<td align="center">'.$old_aw.' </td>'. + '<td align="center">'.$awarded.' </td>'; + } + } + $line.='</tr>'."\n"; + if ($updateflag) { + $count++; + &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'}, + $udom,$uname); + $result.='<tr bgcolor="#ffffde"><td align="right"> '.$updateCtr.' </td>'.$line; + $updateCtr++; + } else { + $noupdate.='<tr bgcolor="#ffffde"><td align="right"> '.$noupdateCtr.' </td>'.$line; + $noupdateCtr++; + } + } + if ($noupdate) { +# my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3; + my $numcols=scalar(@partid)*4+2; + $result .= '<tr bgcolor="#ffffff"><td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td></tr>'.$noupdate; + } + $result .= '</table></td></tr></table>'."\n". + &show_grading_menu_form ($symb,$url); + my $msg = '<br /><b>Number of records updated = '.$rec_update. + ' for '.$count.' student'.($count <= 1 ? '' : 's').'.</b><br />'. + '<b>Total number of students = '.$ENV{'form.total'}.'</b><br />'; + return $title.$msg.$result; +} + +sub split_part_type { + my ($partstr) = @_; + my ($temp,@allparts)=split(/_/,$partstr); + my $type=pop(@allparts); + my $part=join('.',@allparts); + return ($part,$type); +} + +#------------- end of section for handling grading by section/class --------- +# +#---------------------------------------------------------------------------- + + +#---------------------------------------------------------------------------- +# +#-------------------------- Next few routines handles grading by csv upload +# +#--- Javascript to handle csv upload +sub csvupload_javascript_reverse_associate { + return(<<ENDPICK); + function verify(vf) { + var foundsomething=0; + var founduname=0; + var founddomain=0; + for (i=0;i<=vf.nfields.value;i++) { + tw=eval('vf.f'+i+'.selectedIndex'); + if (i==0 && tw!=0) { founduname=1; } + if (i==1 && tw!=0) { founddomain=1; } + if (i!=0 && i!=1 && tw!=0) { foundsomething=1; } + } + if (founduname==0 || founddomain==0) { + alert('You need to specify at both the username and domain'); + return; + } + if (foundsomething==0) { + alert('You need to specify at least one grading field'); + return; + } + vf.submit(); + } + function flip(vf,tf) { + var nw=eval('vf.f'+tf+'.selectedIndex'); + var i; + for (i=0;i<=vf.nfields.value;i++) { + //can not pick the same destination field for both name and domain + if (((i ==0)||(i ==1)) && + ((tf==0)||(tf==1)) && + (i!=tf) && + (eval('vf.f'+i+'.selectedIndex')==nw)) { + eval('vf.f'+i+'.selectedIndex=0;') + } + } + } +ENDPICK +} + +sub csvupload_javascript_forward_associate { + return(<<ENDPICK); + function verify(vf) { + var foundsomething=0; + var founduname=0; + var founddomain=0; + for (i=0;i<=vf.nfields.value;i++) { + tw=eval('vf.f'+i+'.selectedIndex'); + if (tw==1) { founduname=1; } + if (tw==2) { founddomain=1; } + if (tw>2) { foundsomething=1; } + } + if (founduname==0 || founddomain==0) { + alert('You need to specify at both the username and domain'); + return; + } + if (foundsomething==0) { + alert('You need to specify at least one grading field'); + return; + } + vf.submit(); } - &send_footer($request); - return OK; + function flip(vf,tf) { + var nw=eval('vf.f'+tf+'.selectedIndex'); + var i; + //can not pick the same destination field twice + for (i=0;i<=vf.nfields.value;i++) { + if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) { + eval('vf.f'+i+'.selectedIndex=0;') + } + } + } +ENDPICK +} + +sub csvuploadmap_header { + my ($request,$symb,$url,$datatoken,$distotal)= @_; + my $javascript; + if ($ENV{'form.upfile_associate'} eq 'reverse') { + $javascript=&csvupload_javascript_reverse_associate(); + } else { + $javascript=&csvupload_javascript_forward_associate(); + } + + my ($result) = &showResourceInfo($url,$ENV{'form.probTitle'}); + + $request->print(<<ENDPICK); +<form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload"> +<h3><font color="#339933">Uploading Class Grades</font></h3> +$result +<hr> +<h3>Identify fields</h3> +Total number of records found in file: $distotal <hr /> +Enter as many fields as you can. The system will inform you and bring you back +to this page if the data selected is insufficient to run your class.<hr /> +<input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" /> +<input type="hidden" name="associate" value="" /> +<input type="hidden" name="phase" value="three" /> +<input type="hidden" name="datatoken" value="$datatoken" /> +<input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" /> +<input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" /> +<input type="hidden" name="upfile_associate" + value="$ENV{'form.upfile_associate'}" /> +<input type="hidden" name="symb" value="$symb" /> +<input type="hidden" name="url" value="$url" /> +<input type="hidden" name="saveState" value="$ENV{'form.saveState'}" /> +<input type="hidden" name="probTitle" value="$ENV{'form.probTitle'}" /> +<input type="hidden" name="command" value="csvuploadassign" /> +<hr /> +<script type="text/javascript" language="Javascript"> +$javascript +</script> +ENDPICK + return ''; + +} + +sub csvupload_fields { + my ($url) = @_; + my (@parts) = &getpartlist($url); + my @fields=(['username','Student Username'],['domain','Student Domain']); + foreach my $part (sort(@parts)) { + my @datum; + my $display=&Apache::lonnet::metadata($url,$part.'.display'); + my $name=$part; + if (!$display) { $display = $name; } + @datum=($name,$display); + push(@fields,\@datum); + } + return (@fields); +} + +sub csvuploadmap_footer { + my ($request,$i,$keyfields) =@_; + $request->print(<<ENDPICK); +</table> +<input type="hidden" name="nfields" value="$i" /> +<input type="hidden" name="keyfields" value="$keyfields" /> +<input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br /> +</form> +ENDPICK +} + +sub upcsvScores_form { + my ($request) = shift; + my ($symb,$url)=&get_symb_and_url($request); + if (!$symb) {return '';} + my $result =<<CSVFORMJS; +<script type="text/javascript" language="javascript"> + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("Please use the browse button to select a file from your local directory."); + return false; + } + formname.submit(); + } + </script> +CSVFORMJS + $ENV{'form.probTitle'} = &Apache::lonnet::gettitle($symb); + my ($table) = &showResourceInfo($url,$ENV{'form.probTitle'}); + $result.=$table; + $result.='<br /><table width=100% border=0><tr><td bgcolor="#777777">'."\n"; + $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n"; + $result.=' <b>Specify a file containing the class scores for current resource'. + '.</b></td></tr>'."\n"; + $result.='<tr bgcolor=#ffffe6><td>'."\n"; + my $upfile_select=&Apache::loncommon::upfile_select_html(); + $result.=<<ENDUPFORM; +<form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload"> +<input type="hidden" name="symb" value="$symb" /> +<input type="hidden" name="url" value="$url" /> +<input type="hidden" name="command" value="csvuploadmap" /> +<input type="hidden" name="probTitle" value="$ENV{'form.probTitle'}" /> +<input type="hidden" name="saveState" value="$ENV{'form.saveState'}" /> +$upfile_select +<br /><input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scores" /> + +</form> +ENDUPFORM + $result.='</td></tr></table>'."\n"; + $result.='</td></tr></table><br /><br />'."\n"; + $result.=&show_grading_menu_form($symb,$url); + return $result; +} + + +sub csvuploadmap { + my ($request)= @_; + my ($symb,$url)=&get_symb_and_url($request); + if (!$symb) {return '';} + + my $datatoken; + if (!$ENV{'form.datatoken'}) { + $datatoken=&Apache::loncommon::upfile_store($request); + } else { + $datatoken=$ENV{'form.datatoken'}; + &Apache::loncommon::load_tmp_file($request); + } + my @records=&Apache::loncommon::upfile_record_sep(); + &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1); + my ($i,$keyfields); + if (@records) { + my @fields=&csvupload_fields($url); + + if ($ENV{'form.upfile_associate'} eq 'reverse') { + &Apache::loncommon::csv_print_samples($request,\@records); + $i=&Apache::loncommon::csv_print_select_table($request,\@records, + \@fields); + foreach (@fields) { $keyfields.=$_->[0].','; } + chop($keyfields); + } else { + unshift(@fields,['none','']); + $i=&Apache::loncommon::csv_samples_select_table($request,\@records, + \@fields); + my %sone=&Apache::loncommon::record_sep($records[0]); + $keyfields=join(',',sort(keys(%sone))); + } + } + &csvuploadmap_footer($request,$i,$keyfields); + $request->print(&show_grading_menu_form($symb,$url)); + + return ''; +} + +sub csvuploadassign { + my ($request)= @_; + my ($symb,$url)=&get_symb_and_url($request); + if (!$symb) {return '';} + &Apache::loncommon::load_tmp_file($request); + my @gradedata = &Apache::loncommon::upfile_record_sep(); + my @keyfields = split(/\,/,$ENV{'form.keyfields'}); + my %fields=(); + for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) { + if ($ENV{'form.upfile_associate'} eq 'reverse') { + if ($ENV{'form.f'.$i} ne 'none') { + $fields{$keyfields[$i]}=$ENV{'form.f'.$i}; + } + } else { + if ($ENV{'form.f'.$i} ne 'none') { + $fields{$ENV{'form.f'.$i}}=$keyfields[$i]; + } + } + } + $request->print('<h3>Assigning Grades</h3>'); + my $courseid=$ENV{'request.course.id'}; + my ($classlist) = &getclasslist('all',0); + my @notallowed; + my @skipped; + my $countdone=0; + foreach my $grade (@gradedata) { + my %entries=&Apache::loncommon::record_sep($grade); + my $username=$entries{$fields{'username'}}; + my $domain=$entries{$fields{'domain'}}; + if (!exists($$classlist{"$username:$domain"})) { + push(@skipped,"$username:$domain"); + next; + } + my $usec=$classlist->{"$username:$domain"}[5]; + if (!&canmodify($usec)) { + push(@notallowed,"$username:$domain"); + next; + } + my %grades; + foreach my $dest (keys(%fields)) { + if ($dest eq 'username' || $dest eq 'domain') { next; } + if ($entries{$fields{$dest}} eq '') { next; } + my $store_key=$dest; + $store_key=~s/^stores/resource/; + $store_key=~s/_/\./g; + $grades{$store_key}=$entries{$fields{$dest}}; + } + $grades{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}"; + &Apache::lonnet::cstore(\%grades,$symb,$ENV{'request.course.id'}, + $domain,$username); + $request->print('.'); + $request->rflush(); + $countdone++; + } + $request->print("<br />Stored $countdone students\n"); + if (@skipped) { + $request->print('<p<font size="+1"><b>Skipped Students</b></font></p>'); + foreach my $student (@skipped) { $request->print("$student<br />\n"); } + } + if (@notallowed) { + $request->print('<p><font size="+1" color="red"><b>Students Not Allowed to Modify</b></font></p>'); + foreach my $student (@notallowed) { $request->print("$student<br />\n"); } + } + $request->print("<br />\n"); + $request->print(&show_grading_menu_form($symb,$url)); + return ''; +} +#------------- end of section for handling csv file upload --------- +# +#------------------------------------------------------------------- +# +#-------------- Next few routines handle grading by page/sequence +# +#--- Select a page/sequence and a student to grade +sub pickStudentPage { + my ($request) = shift; + + $request->print(<<LISTJAVASCRIPT); +<script type="text/javascript" language="javascript"> + +function checkPickOne(formname) { + if (radioSelection(formname.student) == null) { + alert("Please select the student you wish to grade."); + return; + } + ptr = pullDownSelection(formname.selectpage); + formname.page.value = formname["page"+ptr].value; + formname.title.value = formname["title"+ptr].value; + formname.submit(); +} + +</script> +LISTJAVASCRIPT + &commonJSfunctions($request); + my ($symb,$url) = &get_symb_and_url($request); + my $cdom = $ENV{"course.$ENV{'request.course.id'}.domain"}; + my $cnum = $ENV{"course.$ENV{'request.course.id'}.num"}; + my $getsec = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'}; + + my $result='<h3><font color="#339933"> '. + 'Manual Grading by Page or Sequence</font></h3>'; + + $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n"; + $result.=' <b>Problems from:</b> <select name="selectpage">'."\n"; + my ($titles,$symbx) = &getSymbMap($request); + my ($curpage,$type,$mapId) = ($symb =~ /(.*?\.(page|sequence))___(\d+)___/); + my $ctr=0; + foreach (@$titles) { + my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/); + $result.='<option value="'.$ctr.'" '. + ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : ''). + '>'.$showtitle.'</option>'."\n"; + $ctr++; + } + $result.= '</select>'."<br>\n"; + $ctr=0; + foreach (@$titles) { + my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/); + $result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n"; + $result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n"; + $ctr++; + } + $result.='<input type="hidden" name="page" />'."\n". + '<input type="hidden" name="title" />'."\n"; + + $result.=' <b>View Problems Text: </b><input type="radio" name="vProb" value="no" checked /> no '."\n". + '<input type="radio" name="vProb" value="yes" /> yes '."<br>\n"; + + $result.=' <b>Submission Details: </b>'. + '<input type="radio" name="lastSub" value="none" /> none'."\n". + '<input type="radio" name="lastSub" value="datesub" checked /> by dates and submissions'."\n". + '<input type="radio" name="lastSub" value="all" /> all details'."\n"; + + $result.='<input type="hidden" name="section" value="'.$getsec.'" />'."\n". + '<input type="hidden" name="Status" value="'.$ENV{'form.Status'}.'" />'."\n". + '<input type="hidden" name="command" value="displayPage" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."<br />\n"; + + $result.=' <input type="button" '. + 'onClick="javascript:checkPickOne(this.form);"value="Next->" /><br />'."\n"; + + $request->print($result); + + my $studentTable.=' <b>Select a student you wish to grade and then click on the Next button.</b><br>'. + '<table border="0"><tr><td bgcolor="#777777">'. + '<table border="0"><tr bgcolor="#e6ffff">'. + '<td align="right"> <b>No.</b></td>'. + '<td>'.&nameUserString('header').'</td>'. + '<td align="right"> <b>No.</b></td>'. + '<td>'.&nameUserString('header').'</td></tr>'; + + my (undef,undef,$fullname) = &getclasslist($getsec,'1'); + my $ptr = 1; + foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) { + my ($uname,$udom) = split(/:/,$student); + $studentTable.=($ptr%2 == 1 ? '<tr bgcolor="#ffffe6">' : '</td>'); + $studentTable.='<td align="right">'.$ptr.' </td>'; + $studentTable.='<td> <input type="radio" name="student" value="'.$student.'" /> ' + .&nameUserString(undef,$$fullname{$student},$uname,$udom)."\n"; + $studentTable.=($ptr%2 == 0 ? '</td></tr>' : ''); + $ptr++; + } + $studentTable.='</td><td> </td><td> ' if ($ptr%2 == 0); + $studentTable.='</td></tr></table></td></tr></table>'."\n"; + $studentTable.='<input type="button" '. + 'onClick="javascript:checkPickOne(this.form);"value="Next->" /></form>'."\n"; + + $studentTable.=&show_grading_menu_form($symb,$url); + $request->print($studentTable); + + return ''; +} + +sub getSymbMap { + my ($request) = @_; + my $navmap = Apache::lonnavmaps::navmap-> new($ENV{'request.course.fn'}.'.db', + $ENV{'request.course.fn'}.'_parms.db'); +# $navmap->init(); + + my %symbx = (); + my @titles = (); + my $minder = 0; + + # Gather every sequence that has problems. + my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); }, 1); + for my $sequence ($navmap->getById('0.0'), @sequences) { + if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) { + my $title = $minder.'.'.$sequence->compTitle(); + push @titles, $title; # minder in case two titles are identical + $symbx{$title} = $sequence->symb(); + $minder++; + } + } + + $navmap->untieHashes(); + return \@titles,\%symbx; +} + +# +#--- Displays a page/sequence w/wo problems, w/wo submissions +sub displayPage { + my ($request) = shift; + + my ($symb,$url) = &get_symb_and_url($request); + my $cdom = $ENV{"course.$ENV{'request.course.id'}.domain"}; + my $cnum = $ENV{"course.$ENV{'request.course.id'}.num"}; + my $getsec = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'}; + my $pageTitle = $ENV{'form.page'}; + my ($classlist,undef,$fullname) = &getclasslist($getsec,'1'); + my ($uname,$udom) = split(/:/,$ENV{'form.student'}); + my $usec=$classlist->{$ENV{'form.student'}}[5]; + if (!&canview($usec)) { + $request->print('<font color="red">Unable to view requested student.('.$ENV{'form.student'}.')</font>'); + $request->print(&show_grading_menu_form($symb,$url)); + return; + } + my $result='<h3><font color="#339933"> '.$ENV{'form.title'}.'</font></h3>'; + $result.='<h3> Student: '.&nameUserString(undef,$$fullname{$ENV{'form.student'}},$uname,$udom). + '</h3>'."\n"; + &sub_page_js($request); + $request->print($result); + + my $navmap = Apache::lonnavmaps::navmap-> new($ENV{'request.course.fn'}.'.db', + $ENV{'request.course.fn'}.'_parms.db',1, 1); + my ($mapUrl, $id, $resUrl) = split(/___/, $ENV{'form.page'}); + my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps + + my $iterator = $navmap->getIterator($map->map_start(), + $map->map_finish()); + + my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n". + '<input type="hidden" name="command" value="gradeByPage" />'."\n". + '<input type="hidden" name="fullname" value="'.$$fullname{$ENV{'form.student'}}.'" />'."\n". + '<input type="hidden" name="student" value="'.$ENV{'form.student'}.'" />'."\n". + '<input type="hidden" name="page" value="'.$pageTitle.'" />'."\n". + '<input type="hidden" name="title" value="'.$ENV{'form.title'}.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="overRideScore" value="no" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n"; + + my $checkIcon = '<img src="'.$request->dir_config('lonIconsURL'). + '/check.gif" height="16" border="0" />'; + + $studentTable.=' <b>Note:</b> Problems graded correct by the computer are marked with a '.$checkIcon. + ' symbol.'."\n". + '<table border="0"><tr><td bgcolor="#777777">'. + '<table border="0"><tr bgcolor="#e6ffff">'. + '<td align="center"><b> Prob. </b></td>'. + '<td><b> '.($ENV{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade</b></td></tr>'; + + my ($depth,$question) = (1,1); + $iterator->next(); # skip the first BEGIN_MAP + my $curRes = $iterator->next(); # for "current resource" + while ($depth > 0) { + if($curRes == $iterator->BEGIN_MAP) { $depth++; } + if($curRes == $iterator->END_MAP) { $depth--; } + + if (ref($curRes) && $curRes->is_problem()) { + my $parts = $curRes->parts(); + my $title = $curRes->compTitle(); + my $symbx = $curRes->symb(); + $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$question. + (scalar(@{$parts}) == 1 ? '' : '<br>('.scalar(@{$parts}).' parts)').'</td>'; + $studentTable.='<td valign="top">'; + if ($ENV{'form.vProb'} eq 'yes') { + $studentTable.=&show_problem($request,$symbx,$uname,$udom,1); + } else { + my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$ENV{'request.course.id'}); + $companswer =~ s|<form(.*?)>||g; + $companswer =~ s|</form>||g; +# while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a> +# $companswer =~ s/$1/ /ms; +# $request->print('match='.$1."<br>\n"); +# } +# $companswer =~ s|<table border=\"1\">|<table border=\"0\">|g; + $studentTable.=' <b>'.$title.'</b> <br> <b>Correct answer:</b><br>'.$companswer; + } + + my %record = &Apache::lonnet::restore($symbx,$ENV{'request.course.id'},$udom,$uname); + + if ($ENV{'form.lastSub'} eq 'datesub') { + if ($record{'version'} eq '') { + $studentTable.='<br /> <font color="red">No recorded submission for this problem</font><br />'; + } else { + my %responseType = (); + foreach my $partid (@{$parts}) { + $responseType{$partid} = $curRes->responseType($partid); + } + $studentTable.= &displaySubByDates(\$symbx,\%record,$parts,\%responseType,$checkIcon); + } + } elsif ($ENV{'form.lastSub'} eq 'all') { + my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : ''); + $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom, + $ENV{'request.course.id'}, + '','.submission'); + + } + if (&canmodify($usec)) { + foreach my $partid (@{$parts}) { + $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record); + $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n"; + $question++; + } + } + $studentTable.='</td></tr>'; + + } + $curRes = $iterator->next(); + } + + $navmap->untieHashes(); + + $studentTable.='</td></tr></table></td></tr></table>'."\n". + '<input type="button" value="Save" '. + 'onClick="javascript:checkSubmitPage(this.form,'.$question.');" TARGET=_self />'. + '</form>'."\n"; + $studentTable.=&show_grading_menu_form($symb,$url); + $request->print($studentTable); + + return ''; +} + +sub displaySubByDates { + my ($symbx,$record,$parts,$responseType,$checkIcon) = @_; + my $studentTable='<table border="0" width="100%"><tr><td bgcolor="#777777">'. + '<table border="0" width="100%"><tr bgcolor="#e6ffff">'. + '<td><b>Date/Time</b></td>'. + '<td><b>Submission</b></td>'. + '<td><b>Status </b></td></tr>'; + my ($version); + my %mark; + $mark{'correct_by_student'} = $checkIcon; + return '<br /> <font color="red">Nothing submitted - no attempts</font><br />' + if (!exists($$record{'1:timestamp'})); + for ($version=1;$version<=$$record{'version'};$version++) { + my $timestamp = scalar(localtime($$record{$version.':timestamp'})); + $studentTable.='<tr bgcolor="#ffffff" valign="top"><td>'.$timestamp.'</td>'; + my @versionKeys = split(/\:/,$$record{$version.':keys'}); + my @displaySub = (); + foreach my $partid (@{$parts}) { + my @matchKey = grep /^resource\.$partid\..*?\.submission$/,@versionKeys; +# next if ($$record{"$version:resource.$partid.solved"} eq ''); + $displaySub[0].=(exists $$record{$version.':'.$matchKey[0]}) ? + '<b>Part '.$partid.' '. + ($$record{"$version:resource.$partid.tries"} eq '' ? 'Trial not counted' : + 'Trial '.$$record{"$version:resource.$partid.tries"}).'</b> '. + &cleanRecord($$record{$version.':'.$matchKey[0]},$$responseType{$partid},$$symbx).'<br />' : ''; + $displaySub[1].=(exists $$record{"$version:resource.$partid.award"}) ? + '<b>Part '.$partid.'</b> '. + lc($$record{"$version:resource.$partid.award"}).' '. + $mark{$$record{"$version:resource.$partid.solved"}}.'<br />' : ''; + $displaySub[2].=(exists $$record{"$version:resource.$partid.regrader"}) ? + $$record{"$version:resource.$partid.regrader"}.' (<b>Part:</b> '.$partid.')' : ''; + } + $displaySub[2].=(exists $$record{"$version:resource.regrader"}) ? + $$record{"$version:resource.regrader"} : ''; # needed because old essay regrader has not parts info + $studentTable.='<td>'.$displaySub[0].' </td><td>'.$displaySub[1]. + ($displaySub[2] eq '' ? '' : 'Manually graded by '.$displaySub[2]).' </td></tr>'; + } + $studentTable.='</table></td></tr></table>'; + return $studentTable; +} + +sub updateGradeByPage { + my ($request) = shift; + + my $cdom = $ENV{"course.$ENV{'request.course.id'}.domain"}; + my $cnum = $ENV{"course.$ENV{'request.course.id'}.num"}; + my $getsec = $ENV{'form.section'} eq '' ? 'all' : $ENV{'form.section'}; + my $pageTitle = $ENV{'form.page'}; + my ($classlist,undef,$fullname) = &getclasslist($getsec,'1'); + my ($uname,$udom) = split(/:/,$ENV{'form.student'}); + my $usec=$classlist->{$ENV{'form.student'}}[5]; + if (!&canmodify($usec)) { + $request->print('<font color="red">Unable to modify requested student.('.$ENV{'form.student'}.'</font>'); + $request->print(&show_grading_menu_form($ENV{'form.symb'},$ENV{'form.url'})); + return; + } + my $result='<h3><font color="#339933"> '.$ENV{'form.title'}.'</font></h3>'; + $result.='<h3> Student: '.&nameUserString(undef,$ENV{'form.fullname'},$uname,$udom). + '</h3>'."\n"; + + $request->print($result); + + my $navmap = Apache::lonnavmaps::navmap-> new($ENV{'request.course.fn'}.'.db', + $ENV{'request.course.fn'}.'_parms.db',1, 1); + my ($mapUrl, $id, $resUrl) = split(/___/, $ENV{'form.page'}); + my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps + + my $iterator = $navmap->getIterator($map->map_start(), + $map->map_finish()); + + my $studentTable='<table border="0"><tr><td bgcolor="#777777">'. + '<table border="0"><tr bgcolor="#e6ffff">'. + '<td align="center"><b> Prob. </b></td>'. + '<td><b> Title </b></td>'. + '<td><b> Previous Score </b></td>'. + '<td><b> New Score </b></td></tr>'; + + $iterator->next(); # skip the first BEGIN_MAP + my $curRes = $iterator->next(); # for "current resource" + my ($depth,$question,$changeflag)= (1,1,0); + while ($depth > 0) { + if($curRes == $iterator->BEGIN_MAP) { $depth++; } + if($curRes == $iterator->END_MAP) { $depth--; } + + if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout) { + my $parts = $curRes->parts(); + my $title = $curRes->compTitle(); + my $symbx = $curRes->symb(); + $studentTable.='<tr bgcolor="#ffffe6"><td align="center" valign="top" >'.$question. + (scalar(@{$parts}) == 1 ? '' : '<br>('.scalar(@{$parts}).' parts)').'</td>'; + $studentTable.='<td valign="top"> <b>'.$title.'</b> </td>'; + + my %newrecord=(); + my @displayPts=(); + foreach my $partid (@{$parts}) { + my $newpts = $ENV{'form.GD_BOX'.$question.'_'.$partid}; + my $oldpts = $ENV{'form.oldpts'.$question.'_'.$partid}; + + my $wgt = $ENV{'form.WGT'.$question.'_'.$partid} != 0 ? + $ENV{'form.WGT'.$question.'_'.$partid} : 1; + my $partial = $newpts/$wgt; + my $score; + if ($partial > 0) { + $score = 'correct_by_override'; + } elsif ($newpts ne '') { #empty is taken as 0 + $score = 'incorrect_by_override'; + } + my $dropMenu = $ENV{'form.GD_SEL'.$question.'_'.$partid}; + if ($dropMenu eq 'excused') { + $partial = ''; + $score = 'excused'; + } elsif ($dropMenu eq 'reset status' + && $ENV{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists + $newrecord{'resource.'.$partid.'.tries'} = 0; + $newrecord{'resource.'.$partid.'.solved'} = ''; + $newrecord{'resource.'.$partid.'.award'} = ''; + $newrecord{'resource.'.$partid.'.awarded'} = 0; + $newrecord{'resource.'.$partid.'.regrader'} = "$ENV{'user.name'}:$ENV{'user.domain'}"; + $changeflag++; + $newpts = ''; + } + + my $oldstatus = $ENV{'form.solved'.$question.'_'.$partid}; + $displayPts[0].=' <b>Part</b> '.$partid.' = '. + (($oldstatus eq 'excused') ? 'excused' : $oldpts). + ' <br>'; + $displayPts[1].=' <b>Part</b> '.$partid.' = '. + (($score eq 'excused') ? 'excused' : $newpts). + ' <br>'; + + $question++; + next if ($dropMenu eq 'reset status' || ($newpts == $oldpts && $score ne 'excused')); + + $newrecord{'resource.'.$partid.'.awarded'} = $partial if $partial ne ''; + $newrecord{'resource.'.$partid.'.solved'} = $score if $score ne ''; + $newrecord{'resource.'.$partid.'.regrader'} = "$ENV{'user.name'}:$ENV{'user.domain'}" + if (scalar(keys(%newrecord)) > 0); + + $changeflag++; + } + if (scalar(keys(%newrecord)) > 0) { + &Apache::lonnet::cstore(\%newrecord,$symbx,$ENV{'request.course.id'}, + $udom,$uname); + } + + $studentTable.='<td valign="top">'.$displayPts[0].'</td>'. + '<td valign="top">'.$displayPts[1].'</td>'. + '</tr>'; + + } + $curRes = $iterator->next(); + } + + $navmap->untieHashes(); + + $studentTable.='</td></tr></table></td></tr></table>'; + $studentTable.=&show_grading_menu_form($ENV{'form.symb'},$ENV{'form.url'}); + my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' : + 'The scores were changed for '. + $changeflag.' problem'.($changeflag == 1 ? '.' : 's.')); + $request->print($grademsg.$studentTable); + + return ''; +} + +#-------- end of section for handling grading by page/sequence --------- +# +#------------------------------------------------------------------- + +#--------------------Scantron Grading----------------------------------- +# +#------ start of section for handling grading by page/sequence --------- + +sub defaultFormData { + my ($symb,$url)=@_; + return ' + <input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$ENV{'form.probTitle'}.'" />'."\n"; +} + +sub getSequenceDropDown { + my ($request,$symb)=@_; + my $result='<select name="selectpage">'."\n"; + my ($titles,$symbx) = &getSymbMap($request); + my ($curpage,$type,$mapId) = ($symb =~ /(.*?\.(page|sequence))___(\d+)___/); + my $ctr=0; + foreach (@$titles) { + my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/); + $result.='<option value="'.$$symbx{$_}.'" '. + ($$symbx{$_} =~ /$curpage$/ ? 'selected="on"' : ''). + '>'.$showtitle.'</option>'."\n"; + $ctr++; + } + $result.= '</select>'; + return $result; +} + +sub scantron_uploads { + #FIXME need to support scantron files put in another location, + # maybe the course directory? a scantron dir in the course directory? + if (!-e $Apache::lonnet::perlvar{'lonScansDir'}) { return ''}; + my $result= '<select name="scantron_selectfile">'; + opendir(DIR,$Apache::lonnet::perlvar{'lonScansDir'}); + my @files=sort(readdir(DIR)); + foreach my $filename (@files) { + if ($filename eq '.' or $filename eq '..') { next; } + $result.="<option>$filename</option>\n"; + } + closedir(DIR); + $result.="</select>"; + return $result; +} + +sub scantron_scantab { + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + my $result='<select name="scantron_format">'."\n"; + foreach my $line (<$fh>) { + my ($name,$descrip)=split(/:/,$line); + if ($name =~ /^\#/) { next; } + $result.='<option value="'.$name.'">'.$descrip.'</option>'."\n"; + } + $result.='</select>'."\n"; + + return $result; +} + +sub scantron_selectphase { + my ($r) = @_; + my ($symb,$url)=&get_symb_and_url($r); + if (!$symb) {return '';} + my $sequence_selector=&getSequenceDropDown($r,$symb); + my $default_form_data=&defaultFormData($symb,$url); + my $grading_menu_button=&show_grading_menu_form($symb,$url); + my $file_selector=&scantron_uploads(); + my $format_selector=&scantron_scantab(); + my $result; + #FIXME allow instructor to be able to download the scantron file + # and to upload it, + $result.= <<SCANTRONFORM; +<form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantro_process"> + <input type="hidden" name="command" value="scantron_validate" /> + $default_form_data + <table width="100%" border="0"> + <tr> + <td bgcolor="#777777"> + <table width="100%" border="0"> + <tr bgcolor="#e6ffff"> + <td> + <b>Specify file location and which Folder/Sequence to grade</b> + </td> + </tr> + <tr bgcolor="#ffffe6"> + <td> + Sequence to grade: $sequence_selector + </td> + </tr> + <tr bgcolor="#ffffe6"> + <td> + Filename of scoring office file: $file_selector + </td> + </tr> + <tr bgcolor="#ffffe6"> + <td> + Format of data file: $format_selector + </td> + </tr> + <tr bgcolor="#ffffe6"> + <td> +<!-- FIXME this is lazy, a single parse of the set should let me know what this is --> + Last line to expect an answer on: + <input type="text" name="scantron_maxbubble" /> + </td> + </tr> + </table> + </td> + </tr> + </table> + <input type="submit" value="Validate Scantron Records" /> +</form> +$grading_menu_button +SCANTRONFORM + + return $result; +} + +sub get_scantron_config { + my ($which) = @_; + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + my %config; + #FIXME probably should move to XML it has already gotten a bit much now + foreach my $line (<$fh>) { + my ($name,$descrip)=split(/:/,$line); + if ($name ne $which ) { next; } + chomp($line); + my @config=split(/:/,$line); + $config{'name'}=$config[0]; + $config{'description'}=$config[1]; + $config{'CODElocation'}=$config[2]; + $config{'CODEstart'}=$config[3]; + $config{'CODElength'}=$config[4]; + $config{'IDstart'}=$config[5]; + $config{'IDlength'}=$config[6]; + $config{'Qstart'}=$config[7]; + $config{'Qlength'}=$config[8]; + $config{'Qoff'}=$config[9]; + $config{'Qon'}=$config[10]; + $config{'PaperID'}=$config[11]; + $config{'PaperIDlength'}=$config[12]; + $config{'FirstName'}=$config[13]; + $config{'FirstNamelength'}=$config[14]; + $config{'LastName'}=$config[15]; + $config{'LastNamelength'}=$config[16]; + last; + } + return %config; +} + +sub username_to_idmap { + my ($classlist)= @_; + my %idmap; + foreach my $student (keys(%$classlist)) { + $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}= + $student; + } + return %idmap; +} + +sub scantron_fixup_scanline { + my ($scantron_config,$scan_data,$line,$whichline,$field,$newvalue,$arg)=@_; + if ($field eq 'ID') { + if ($newvalue > $$scantron_config{'IDlength'}) { + return ($line,1,'New value to large'); + } + if ($newvalue < $$scantron_config{'IDlength'}) { + $newvalue=sprintf('%-'.$$scantron_config{'IDlength'}.'s', + $newvalue); + } + substr($line,$$scantron_config{'IDstart'}-1, + $$scantron_config{'IDlength'})=$newvalue; + } elsif ($field eq 'answer') { + my $length=$scantron_config->{'Qlength'}; + my $off=$scantron_config->{'Qoff'}; + my $on=$scantron_config->{'Qon'}; + my $answer=${off}x$length; + if ($arg eq 'none') { + &scan_data($scan_data,"$whichline.no_bubble.$newvalue",'1'); + } else { + substr($answer,$arg,1)=$on; + &scan_data($scan_data,"$whichline.no_bubble.$newvalue",undef,'1'); + } + my $where=$length*($newvalue-1)+$scantron_config->{'Qstart'}; + Apache->request->print("where $where arg $arg "); + Apache->request->print('b:<pre>'.$line.'</pre>'); + substr($line,$where-1,$length)=$answer; + Apache->request->print('a:<pre>'.$line.'</pre>'); + } + return $line; +} + +sub scan_data { + my ($scan_data,$key,$value,$delete)=@_; + my $filename=$ENV{'form.scantron_selectfile'}; + if (defined($value)) { + $scan_data->{$filename.'_'.$key} = $value; + } + if ($delete) { delete($scan_data->{$filename.'_'.$key}); } + return $scan_data->{$filename.'_'.$key}; +} + +sub scantron_parse_scanline { + my ($line,$whichline,$scantron_config,$scan_data)=@_; + my %record; + my $questions=substr($line,$$scantron_config{'Qstart'}-1); + my $data=substr($line,0,$$scantron_config{'Qstart'}-1); + if ($$scantron_config{'CODElocation'} ne 0) { + if ($$scantron_config{'CODElocation'} < 0) { + $record{'scantron.CODE'}=substr($data,$$scantron_config{'CODEstart'}-1, + $$scantron_config{'CODElength'}); + } else { + #FIXME interpret first N questions + } + } + $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1, + $$scantron_config{'IDlength'}); + $record{'scantron.PaperID'}= + substr($data,$$scantron_config{'PaperID'}-1, + $$scantron_config{'PaperIDlength'}); + $record{'scantron.FirstName'}= + substr($data,$$scantron_config{'FirstName'}-1, + $$scantron_config{'FirstNamelength'}); + $record{'scantron.LastName'}= + substr($data,$$scantron_config{'LastName'}-1, + $$scantron_config{'LastNamelength'}); + my @alphabet=('A'..'Z'); + my $questnum=0; + while ($questions) { + $questnum++; + my $currentquest=substr($questions,0,$$scantron_config{'Qlength'}); + substr($questions,0,$$scantron_config{'Qlength'})=''; + if (length($currentquest) < $$scantron_config{'Qlength'}) { next; } + my @array=split($$scantron_config{'Qon'},$currentquest,-1); + if (length($array[0]) eq $$scantron_config{'Qlength'}) { + $record{"scantron.$questnum.answer"}=''; + if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) { + push(@{$record{"scantron.missingerror"}},$questnum); + } + } else { + $record{"scantron.$questnum.answer"}=$alphabet[length($array[0])]; + } + if (scalar(@array) gt 2) { + push(@{$record{'scantron.doubleerror'}},$questnum); + my @ans=@array; + my $i=length($ans[0]);shift(@ans); + while (@ans) { + $i+=length($ans[0])+1; + $record{"scantron.$questnum.answer"}.=$alphabet[$i]; + shift(@ans); + } + } + } + $record{'scantron.maxquest'}=$questnum; + return \%record; +} + +sub scantron_add_delay { + my ($delayqueue,$scanline,$errormessage,$errorcode)=@_; + Apache->request->print('add_delay_error '.$_[2] ); + push(@$delayqueue, + {'line' => $scanline, 'emsg' => $errormessage, + 'ecode' => $errorcode } + ); +} + +sub scantron_find_student { + my ($scantron_record,$idmap)=@_; + my $scanID=$$scantron_record{'scantron.ID'}; + foreach my $id (keys(%$idmap)) { + #Apache->request->print('<pre>checking studnet -'.$id.'- againt -'.$scanID.'- </pre>'); + if (lc($id) eq lc($scanID)) { + #Apache->request->print('success'); + return $$idmap{$id}; + } + } + return undef; +} + +sub scantron_filter { + my ($curres)=@_; + if (ref($curres) && $curres->is_problem() && !$curres->randomout) { + return 1; + } + return 0; +} + +#FIXME I think I am doing this in the wrong order, I think it would be +#better to make a several passes analyzing all of the lines in the +#file for common errors wrong/invalid PID/username duplicated +#PID/username, missing bubbles, double bubbles, missing/invalid CODE +#and then get the instructor to fix all of these errors, then grade +#the corrected one, I'll still need to catch error conditions, but +#maybe most will taken care even before we start + +sub scantron_process_corrections { + my ($r) = @_; + my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my $which=$ENV{'form.scantron_line'}; + my $line=&scantron_get_line($scanlines,$which); + my ($skip,$err,$errmsg); + if ($ENV{'form.scantron_skip_record'}) { + $skip=1; + } elsif ($ENV{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) { + my $newstudent=$ENV{'form.scantron_username'}.':'. + $ENV{'form.scantron_domain'}; + my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID]; + ($line,$err,$errmsg)= + &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which, + 'ID',$newid); + } elsif ($ENV{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) { + foreach my $question (split(',',$ENV{'form.scantron_questions'})) { + ($line,$err,$errmsg)= + &scantron_fixup_scanline(\%scantron_config,$scan_data,$line, + $which,'answer',$question, + $ENV{"form.scantron_correct_Q_$question"}); + if ($err) { last; } + } + } + if ($err) { + $r->print("Unable to accept last correction, an error occurred :$errmsg:"); + } else { + &scantron_put_line($scanlines,$which,$line,$skip); + &scantron_putfile($scanlines,$scan_data); + } +} + + +sub scantron_validate_file { + my ($r) = @_; + my ($symb,$url)=&get_symb_and_url($r); + if (!$symb) {return '';} + my $default_form_data=&defaultFormData($symb,$url); + + if ($ENV{'form.scantron_corrections'}) { + &scantron_process_corrections($r); + } + #get the student pick code ready + $r->print(&Apache::loncommon::studentbrowser_javascript()); + my $result= <<SCANTRONFORM; +<form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload"> + <input type="hidden" name="command" value="scantron_validate" /> + <input type="hidden" name="selectpage" value="$ENV{'form.selectpage'}" /> + <input type="hidden" name="scantron_format" value="$ENV{'form.scantron_format'}" /> + <input type="hidden" name="scantron_selectfile" value="$ENV{'form.scantron_selectfile'}" /> + <input type="hidden" name="scantron_maxbubble" value="$ENV{'form.scantron_maxbubble'}" /> + $default_form_data +SCANTRONFORM + $r->print($result); + + my @validate_phases=( 'ID', + 'CODE', + 'doublebubble', + 'missingbubbles'); + if (!$ENV{'form.validatepass'}) { + $ENV{'form.valiadatepass'} = 0; + } + my $currentphase=$ENV{'form.valiadatepass'}; + + if ($ENV{'form.scantron_selectfile'}=~m-^/-) { + #first pass copy file to classdir + + } + my $stop=0; + while (!$stop && $currentphase < scalar(@validate_phases)) { + my $which="scantron_validate_".$validate_phases[$currentphase]; + { + no strict 'refs'; + ($stop,$currentphase)=&$which($r,$currentphase); + } + } + $r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />"); + return ''; +} + +sub scantron_getfile { + #my $scanlines=Apache::File->new($Apache::lonnet::perlvar{'lonScansDir'}."/$ENV{'form.scantron_selectfile'}"); + #FIXME really would prefer a scantron directory but tokenwrapper + # doesn't allow access to subdirs of userfiles + my $cname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; + my $cdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; + my $lines; + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_orig_'.$ENV{'form.scantron_selectfile'}); + if ($lines eq '-1') { + #FIXME need to actually replicate file to course space + } + my %scanlines; + $scanlines{'orig'}=[split("\n",$lines)]; + my $temp=$scanlines{'orig'}; + $scanlines{'count'}=$#$temp; + + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_corrected_'.$ENV{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'corrected'}=[]; + } else { + $scanlines{'corrected'}=[split("\n",$lines)]; + } + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_skipped_'.$ENV{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'skipped'}=[]; + } else { + $scanlines{'skipped'}=[split("\n",$lines)]; + } + my @tmp=&Apache::lonnet::dump('scantrondata',$cdom,$cname); + if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); } + my %scan_data = @tmp; + return (\%scanlines,\%scan_data); +} + +sub lonnet_putfile { + my ($contents,$filename)=@_; + my $docuname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; + my $docudom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; + my $docuhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'}; + $ENV{'form.sillywaytopassafilearound'}=$contents; + &Apache::lonnet::finishuserfileupload($docuname,$docudom,$docuhome,'sillywaytopassafilearound',$filename); + +} + +sub scantron_putfile { + my ($scanlines,$scan_data) = @_; + #FIXME really would prefer a scantron directory but tokenwrapper + # doesn't allow access to subdirs of userfiles + my $cname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; + my $cdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; + my $prefix='scantron_'; +# no need to update orig, shouldn't change +# &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'. +# $ENV{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}), + $prefix.'corrected_'. + $ENV{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}), + $prefix.'skipped_'. + $ENV{'form.scantron_selectfile'}); + &Apache::lonnet::put('scantrondata',$scan_data,$cdom,$cname); +} + +sub scantron_get_line { + my ($scanlines,$i)=@_; + if ($scanlines->{'skipped'}[$i]) {return undef;} + if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];} + return $scanlines->{'orig'}[$i]; +} + +sub scantron_put_line { + my ($scanlines,$i,$newline,$skip)=@_; + if ($skip) { $scanlines->{'skipped'}[$i]=$newline;return; } + $scanlines->{'corrected'}[$i]=$newline; +} + +sub scantron_validate_ID { + my ($r,$currentphase) = @_; + + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + + #get scantron line setup + my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + + my %found=('ids'=>{},'usernames'=>{}); + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$i); + if (!$line) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my $id=$$scan_record{'scantron.ID'}; + $r->print("<p>Checking ID ".$$scan_record{'scantron.ID'}. + " on paper ID ".$$scan_record{'scantron.PaperID'}."</p>\n"); + my $found; + foreach my $checkid (keys(%idmap)) { + if (lc($checkid) eq lc($id)) { + if ($checkid ne $id) { + $r->print("<p>Using $checkid for encoded $id</p>\n"); + } + $found=$checkid;last; + } + } + if ($found) { + if ($found{'ids'}{$found}) { + #FIXME store away line we prviously saw the ID on + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'duplicateID',$found); + return(1); + } else { + $found{'ids'}{$found}++; + } + } else { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'incorrectID'); + return(1); + } + } + + return (0,$currentphase+1); +} + +sub scantron_get_correction { + my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_; + +#FIXME in the case of a duplicated ID the previous line, probaly need +#to show both the current line and the previous one and allow skipping +#the previous one or the current one + + $r->print("<p>This scantron record has an error ($error). "); + if ( defined($$scan_record{'scantron.PaperID'}) ) { + $r->print("The current PaperID is <tt>". + $$scan_record{'scantron.PaperID'}."</tt> \n"); + } else { + $r->print("The current scanline is <pre>". + $line."</pre> \n"); + } + $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n"); + $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n"); + if ($error =~ /ID$/) { + if ($error eq 'unknownID') { + $r->print("The encoded ID is not in the classlist</p>\n"); + } elsif ($error eq 'duplicateID') { + $r->print("The encoded ID has also been used by a previous paper $arg</p>\n"); + } + $r->print("<p>Original ID is <tt>".$$scan_record{'scantron.ID'}. + "</tt><br />\n"); + $r->print("Name on paper is ".$$scan_record{'scantron.LastName'}.",". + $$scan_record{'scantron.FirstName'}."</p>"); + $r->print("<p>Please correct <br /> \n"); + $r->print("\n<ul><li> Pick a specific user -- username:<input type='text' name='scantron_username' value='' />"); + $r->print("\ndomain:". + &Apache::loncommon::select_dom_form(undef,'scantron_domain')); + #FIXME it would be nice if this sent back the user ID and + #could do partial userID matches + $r->print(&Apache::loncommon::selectstudent_link('scantronupload', + 'scantron_username','scantron_domain')); + $r->print('</li>'); + } elsif ($error eq 'doublebubble') { + $r->print("There have been multiple bubbles scanned for a single question\n"); + $r->print('<input type="hidden" name="scantron_questions" value="'. + join(',',@{$arg}).'" />'); + foreach my $question (@{$arg}) { + my $selected=$$scan_record{"scantron.$question.answer"}; + $r->print("<p> For question $question, selected bubbles were ". + join(" ",split('',$selected)). + " <br />Please pick which one should be used for grading<br />"); + &scantron_bubble_selector($r,$scan_config,$question); + } + } elsif ($error eq 'missingbubble') { + $r->print("Some questions have no scanned bubbles\n"); + $r->print('<input type="hidden" name="scantron_questions" value="'. + join(',',@{$arg}).'" />'); + foreach my $question (@{$arg}) { + my $selected=$$scan_record{"scantron.$question.answer"}; + $r->print("<p>Question $question, Please select a bubble to use "); + &scantron_bubble_selector($r,$scan_config,$question); + } + } else { + $r->print("\n<ul>"); + } + $r->print("<li>Skip this scanline saving it for later "); + $r->print("\n<input type='checkbox' name='scantron_skip_record' /> </li></ul>"); + &scantron_end_validate_form($r); +} + +sub scantron_bubble_selector { + my ($r,$scan_config,$quest)=@_; + my $max=$$scan_config{'Qlength'}; + my @alphabet=('A'..'Z'); + for (my $i=0;$i<$max;$i++) { + $r->print('<input type="radio" name="scantron_correct_Q_'.$quest. + '" value="'.$i.'" />'.$alphabet[$i]); + } + $r->print('<input type="radio" name="scantron_correct_Q_'.$quest. + '" value="none" /> Nothing'); + $r->print('<br />'); +} + +sub scantron_validate_CODE { + my ($r,$currentphase) = @_; + #FIXME doesn't do anything yet + return (0,$currentphase+1); +} + +sub scantron_validate_doublebubble { + my ($r,$currentphase) = @_; + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + + #get scantron line setup + my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$i); + if (!$line) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + if (!defined($$scan_record{'scantron.doubleerror'})) { next; } + &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line, + 'doublebubble', + $$scan_record{'scantron.doubleerror'}); + return (1,$currentphase); + } + return (0,$currentphase+1); +} + +sub scantron_validate_missingbubbles { + my ($r,$currentphase) = @_; + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + + #get scantron line setup + my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $max_bubble=$ENV{'form.scantron_maxbubble'}; + if (!$max_bubble) { $max_bubble=2**31; } + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$i); + if (!$line) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + if (!defined($$scan_record{'scantron.missingerror'})) { next; } + my @to_correct; + foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) { + if ($missing gt $max_bubble) { next; } + push(@to_correct,$missing); + } + if (@to_correct) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'missingbubble',\@to_correct); + return (1,$currentphase); + } + + } + return (0,$currentphase+1); +} + +sub scantron_end_validate_form { + my ($r) = @_; + $r->print('<input type="submit" name="submit" /></form></body></html>'); +} + +sub scantron_process_students { + my ($r) = @_; + my (undef,undef,$sequence)=split(/___/,$ENV{'form.selectpage'}); + my ($symb,$url)=&get_symb_and_url($r); + if (!$symb) {return '';} + my $default_form_data=&defaultFormData($symb,$url); + + my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + my $navmap=Apache::lonnavmaps::navmap->new($ENV{'request.course.fn'}.'.db',$ENV{'request.course.fn'}.'_parms.db',1, 1); + my $map=$navmap->getResourceByUrl($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); +# $r->print("geto ".scalar(@resources)."<br />"); + my $result= <<SCANTRONFORM; +<form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload"> + <input type="hidden" name="command" value="scantron_configphase" /> + $default_form_data +SCANTRONFORM + $r->print($result); + + my @delayqueue; + my %completedstudents; + + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status', + 'Scantron Progress',$scanlines->{'count'}); + &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state, + 'Processing first student'); + my $start=&Time::HiRes::time(); + my $i=0; + while ($i<=$scanlines->{'count'}) { + $i++; + my $line=&scantron_get_line($scanlines,$i); + if (!$line) { next; } + $r->print('<pre>line is'.$line.'</pre>'); + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my ($uname,$udom); + unless ($uname=&scantron_find_student($scan_record,\%idmap)) { + &scantron_add_delay(\@delayqueue,$line, + 'Unable to find a student that matches',1); + next; + } + if (exists $completedstudents{$uname}) { + &scantron_add_delay(\@delayqueue,$line, + 'Student '.$uname.' has multiple sheets',2); + next; + } + $r->print('<pre>doing studnet'.$uname.'</pre>'); + ($uname,$udom)=split(/:/,$uname); + &Apache::lonnet::delenv('form.counter'); + &Apache::lonnet::appenv(%$scan_record); +# &Apache::lonhomework::showhash(%ENV); +# $Apache::lonxml::debug=1; +# &Apache::lonxml::debug("line is $line"); + + my $i=0; + foreach my $resource (@resources) { + $i++; + my $result=&Apache::lonnet::ssi($resource->src(), + ('submitted' =>'scantron', + 'grade_target' =>'grade', + 'grade_username'=>$uname, + 'grade_domain' =>$udom, + 'grade_courseid'=>$ENV{'request.course.id'}, + 'grade_symb' =>$resource->symb())); +# my %score=&Apache::lonnet::restore($resource->symb(), +# $ENV{'request.course.id'}, +# $udom,$uname); +# foreach my $part ($resource->{PARTS}) { +# if ($score{'resource.'.$part.'.solved'} =~ /^correct/) { +# $studentcorrect++; +# $totalcorrect++; +# } else { +# $studentincorrect++; +# $totalincorrect++; +# } +# } +# $r->print('<pre>'. +# $resource->symb().'-'. +# $resource->src().'-'.'</pre>result is'.$result); +# &Apache::lonhomework::showhash(%score); + # if ($i eq 3) {last;} + } + $completedstudents{$uname}={'line'=>$line}; + } continue { + &Apache::lonnet::delenv('form.counter'); + &Apache::lonnet::delenv('scantron\.'); + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, + 'last student'); + #last; + #FIXME + #get iterator for $sequence + #foreach question 'submit' the students answer to the server + # through grade target { + # generate data to pass back that includes grade recevied + #} + } + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + my $lasttime = &Time::HiRes::time()-$start; + $r->print("<p>took $lasttime</p>"); + + #$Apache::lonxml::debug=0; + foreach my $delay (@delayqueue) { + #FIXME + #print out each delayed student with interface to select how + # to repair student provided info + #Expected errors include + # 1 bad/no stuid/username + # 2 invalid bubblings + + } + #FIXME + # if delay queue exists 2 submits one to process delayed students one + # to ignore delayed students, possibly saving the delay queue for later + + $navmap->untieHashes(); +} +#-------- end of section for handling grading scantron forms ------- +# +#------------------------------------------------------------------- + + +#-------------------------- Menu interface ------------------------- +# +#--- Show a Grading Menu button - Calls the next routine --- +sub show_grading_menu_form { + my ($symb,$url)=@_; + my $result.='<br /><form action="/adm/grades" method="post">'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="saveState" value="'.$ENV{'form.saveState'}.'" />'."\n". + '<input type="hidden" name="command" value="gradingmenu" />'."\n". + '<input type="submit" name="submit" value="Grading Menu" />'."\n". + '</form>'."\n"; + return $result; +} + +# -- Retrieve choices for grading form +sub savedState { + my %savedState = (); + if ($ENV{'form.saveState'}) { + foreach (split(/:/,$ENV{'form.saveState'})) { + my ($key,$value) = split(/=/,$_,2); + $savedState{$key} = $value; + } + } + return \%savedState; +} + +#--- Displays the main menu page ------- +sub gradingmenu { + my ($request) = @_; + my ($symb,$url)=&get_symb_and_url($request); + if (!$symb) {return '';} + my $probTitle = &Apache::lonnet::gettitle($symb); + + $request->print(<<GRADINGMENUJS); +<script type="text/javascript" language="javascript"> + function checkChoice(formname,val,cmdx) { + if (val <= 2) { + var cmd = radioSelection(formname.radioChoice); + var cmdsave = cmd; + } else { + cmd = cmdx; + cmdsave = 'submission'; + } + formname.command.value = cmd; + formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+ + ":saveSub="+radioSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status); + if (val < 5) formname.submit(); + if (val == 5) { + if (!checkReceiptNo(formname,'notOK')) { return false;} + formname.submit(); + } + } + + function checkReceiptNo(formname,nospace) { + var receiptNo = formname.receipt.value; + var checkOpt = false; + if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;} + if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;} + if (checkOpt) { + alert("Please enter a receipt number given by a student in the receipt box."); + formname.receipt.value = ""; + formname.receipt.focus(); + return false; + } + return true; + } +</script> +GRADINGMENUJS + &commonJSfunctions($request); + my $result='<h3> <font color="#339933">Manual Grading/View Submission</font></h3>'; + my ($table,undef,$hdgrade) = &showResourceInfo($url,$probTitle); + $result.=$table; + my (undef,$sections) = &getclasslist('all','0'); + my $savedState = &savedState(); + my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'}); + my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'}); + my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'}); + my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'}); + + $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n". + '<input type="hidden" name="symb" value="'.$symb.'" />'."\n". + '<input type="hidden" name="url" value="'.$url.'" />'."\n". + '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n". + '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n". + '<input type="hidden" name="command" value="" />'."\n". + '<input type="hidden" name="saveState" value="" />'."\n". + '<input type="hidden" name="gradingMenu" value="1" />'."\n". + '<input type="hidden" name="showgrading" value="yes" />'."\n"; + + $result.='<table width="100%" border=0><tr><td bgcolor=#777777>'."\n". + '<table width=100% border=0><tr bgcolor="#e6ffff"><td colspan="2">'."\n". + ' <b>Select a Grading/Viewing Option</b></td></tr>'."\n". + '<tr bgcolor="#ffffe6" valign="top"><td>'."\n"; + + $result.='<table width="100%" border=0>'; + $result.='<tr bgcolor="#ffffe6" valign="top"><td>'."\n". + ' Select Section: <select name="section">'."\n"; + if (ref($sections)) { + foreach (sort (@$sections)) {$result.='<option value="'.$_.'" '. + ($saveSec eq $_ ? 'selected="on"' : '').'>'.$_.'</option>'."\n";} + } + $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="on"' : ''). '>all</select> '; + + $result.='Student Status:</b>'.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,undef); + + if (ref($sections)) { + $result.=' (Section "no" implies the students were not assigned a section.)<br />' + if (grep /no/,@$sections); + } + $result.='</td></tr>'; + + $result.='<tr bgcolor="#ffffe6"valign="top"><td>'. + '<input type="radio" name="radioChoice" value="submission" '. + ($saveCmd eq 'submission' ? 'checked' : '').'> '.'<b>Current Resource:</b> For one or more students'. + '<br /> -->For students with '. + '<input type="radio" name="submitonly" value="yes" '. + ($saveSub eq 'yes' ? 'checked' : '').' /> submissions or '. + '<input type="radio" name="submitonly" value="all" '. + ($saveSub eq 'all' ? 'checked' : '').' /> for all</td></tr>'."\n"; + + $result.='<tr bgcolor="#ffffe6"valign="top"><td>'. + '<input type="radio" name="radioChoice" value="viewgrades" '. + ($saveCmd eq 'viewgrades' ? 'checked' : '').'> '. + '<b>Current Resource:</b> For all students in selected section or course</td></tr>'."\n"; + + $result.='<tr bgcolor="#ffffe6" valign="top"><td>'. + '<input type="radio" name="radioChoice" value="pickStudentPage" '. + ($saveCmd eq 'pickStudentPage' ? 'checked' : '').'> '. + 'The <b>complete</b> set/page/sequence: For one student</td></tr>'."\n"; + + $result.='<tr bgcolor="#ffffe6"><td><br />'. + '<input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="Next->" />'. + '</td></tr></table>'."\n"; + + $result.='</td><td valign="top">'; + + $result.='<table width="100%" border=0>'; + $result.='<tr bgcolor="#ffffe6"><td>'. + '<input type="button" onClick="javascript:checkChoice(this.form,\'3\',\'csvform\');" value="Upload" />'. + ' scores from file </td></tr>'."\n"; + + $result.='<tr bgcolor="#ffffe6"valign="top"><td colspan="2">'. + '<input type="button" onClick="javascript:checkChoice(this.form,\'4\',\'scantron_selectphase\');'. + '" value="Grade" /> scantron forms</td></tr>'."\n"; + + if ((&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && ($symb)) { + $result.='<tr bgcolor="#ffffe6"valign="top"><td>'. + '<input type="button" onClick="javascript:checkChoice(this.form,\'5\',\'verify\');" value="Verify" />'. + ' submission Receipt no: '.unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}). + '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')">'. + '</td></tr>'."\n"; + } + + $result.='</form></td></tr></table>'."\n". + '</td></tr></table>'."\n". + '</td></tr></table>'."\n"; + return $result; +} + +sub handler { + my $request=$_[0]; + + undef(%perm); + if ($ENV{'browser.mathml'}) { + $request->content_type('text/xml'); + } else { + $request->content_type('text/html'); + } + $request->send_http_header; + return '' if $request->header_only; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); + my $url=$ENV{'form.url'}; + my $symb=$ENV{'form.symb'}; + my $command=$ENV{'form.command'}; + if (!$url) { + my ($temp1,$temp2); + ($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb); + $url = $ENV{'form.url'}; + } + &send_header($request); + if ($url eq '' && $symb eq '') { + if ($ENV{'user.adv'}) { + if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) && + ($ENV{'form.codethree'})) { + my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'. + $ENV{'form.codethree'}; + my ($tsymb,$tuname,$tudom,$tcrsid)= + &Apache::lonnet::checkin($token); + if ($tsymb) { + my ($map,$id,$url)=split(/\_\_\_/,$tsymb); + if (&Apache::lonnet::allowed('mgr',$tcrsid)) { + $request->print(&Apache::lonnet::ssi_body('/res/'.$url, + ('grade_username' => $tuname, + 'grade_domain' => $tudom, + 'grade_courseid' => $tcrsid, + 'grade_symb' => $tsymb))); + } else { + $request->print('<h3>Not authorized: '.$token.'</h3>'); + } + } else { + $request->print('<h3>Not a valid DocID: '.$token.'</h3>'); + } + } else { + $request->print(&Apache::lonxml::tokeninputfield()); + } + } + } else { + if (!($perm{'vgr'}=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}))) { + if ($perm{'vgr'}=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}.'/'.$ENV{'request.course.sec'})) { + $perm{'vgr_section'}=$ENV{'request.course.sec'}; + } else { + delete($perm{'vgr'}); + } + } + if (!($perm{'mgr'}=&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'}))) { + if ($perm{'mgr'}=&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'}.'/'.$ENV{'request.course.sec'})) { + $perm{'mgr_section'}=$ENV{'request.course.sec'}; + } else { + delete($perm{'mgr'}); + } + } + + if ($command eq 'submission' && $perm{'vgr'}) { + ($ENV{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0)); + } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) { + &pickStudentPage($request); + } elsif ($command eq 'displayPage' && $perm{'vgr'}) { + &displayPage($request); + } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) { + &updateGradeByPage($request); + } elsif ($command eq 'processGroup' && $perm{'vgr'}) { + &processGroup($request); + } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) { + $request->print(&gradingmenu($request)); + } elsif ($command eq 'viewgrades' && $perm{'vgr'}) { + $request->print(&viewgrades($request)); + } elsif ($command eq 'handgrade' && $perm{'mgr'}) { + $request->print(&processHandGrade($request)); + } elsif ($command eq 'editgrades' && $perm{'mgr'}) { + $request->print(&editgrades($request)); + } elsif ($command eq 'verify' && $perm{'vgr'}) { + $request->print(&verifyreceipt($request)); + } elsif ($command eq 'csvform' && $perm{'mgr'}) { + $request->print(&upcsvScores_form($request)); + } elsif ($command eq 'csvupload' && $perm{'mgr'}) { + $request->print(&csvupload($request)); + } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) { + $request->print(&csvuploadmap($request)); + } elsif ($command eq 'csvuploadassign' && $perm{'mgr'}) { + if ($ENV{'form.associate'} ne 'Reverse Association') { + $request->print(&csvuploadassign($request)); + } else { + if ( $ENV{'form.upfile_associate'} ne 'reverse' ) { + $ENV{'form.upfile_associate'} = 'reverse'; + } else { + $ENV{'form.upfile_associate'} = 'forward'; + } + $request->print(&csvuploadmap($request)); + } + } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) { + $request->print(&scantron_selectphase($request)); + } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) { + $request->print(&scantron_validate_file($request)); + } elsif ($command eq 'scantron_process' && $perm{'mgr'}) { + $request->print(&scantron_process_students($request)); + } elsif ($command) { + $request->print("Access Denied"); + } + } + &send_footer($request); + return ''; +} + +sub send_header { + my ($request)= @_; + $request->print(&Apache::lontexconvert::header()); +# $request->print(" +#<script> +#remotewindow=open('','homeworkremote'); +#remotewindow.close(); +#</script>"); + $request->print(&Apache::loncommon::bodytag('Grading')); + $request->rflush(); +} + +sub send_footer { + my ($request)= @_; + $request->print('</body>'); + $request->print(&Apache::lontexconvert::footer()); } 1;