--- loncom/interface/Attic/lonspreadsheet.pm 2002/11/04 22:35:45 1.132 +++ loncom/interface/Attic/lonspreadsheet.pm 2002/11/20 16:46:31 1.144 @@ -1,5 +1,5 @@ # -# $Id: lonspreadsheet.pm,v 1.132 2002/11/04 22:35:45 matthew Exp $ +# $Id: lonspreadsheet.pm,v 1.144 2002/11/20 16:46:31 matthew Exp $ # # Copyright Michigan State University Board of Trustees # @@ -53,15 +53,18 @@ built-in functions. package Apache::lonspreadsheet; use strict; +use Apache::Constants qw(:common :http); +use Apache::lonnet; +use Apache::lonhtmlcommon; +use Apache::loncoursedata; +use Apache::File(); use Safe; use Safe::Hole; use Opcode; -use Apache::lonnet; -use Apache::Constants qw(:common :http); use GDBM_File; use HTML::TokeParser; -use Apache::lonhtmlcommon; -use Apache::loncoursedata; +use Spreadsheet::WriteExcel; + # # Caches for coursewide information # @@ -91,7 +94,7 @@ my %spreadsheets; my %courserdatas; my %userrdatas; my %defaultsheets; -my %updatedata; +my %rowlabel_cache; # # These global hashes are dependent on user, course and resource, @@ -1083,6 +1086,44 @@ sub geterrorlog { return ${$sheet->{'safe'}->varglob('errorlog')}; } +sub gettitle { + my $sheet = shift; + if ($sheet->{'sheettype'} eq 'classcalc') { + return $sheet->{'coursedesc'}; + } elsif ($sheet->{'sheettype'} eq 'studentcalc') { + return 'Grades for '.$sheet->{'uname'}.'@'.$sheet->{'udom'}; + } elsif ($sheet->{'sheettype'} eq 'assesscalc') { + if (($sheet->{'usymb'} eq '_feedback') || + ($sheet->{'usymb'} eq '_evaluation') || + ($sheet->{'usymb'} eq '_discussion') || + ($sheet->{'usymb'} eq '_tutoring')) { + my $title = $sheet->{'usymb'}; + $title =~ s/^_//; + $title = ucfirst($title); + return $title; + } + return if (! defined($sheet->{'mapid'}) || + $sheet->{'mapid'} !~ /^\d+$/); + my $mapid = $sheet->{'mapid'}; + return if (! defined($sheet->{'resid'}) || + $sheet->{'resid'} !~ /^\d+$/); + my $resid = $sheet->{'resid'}; + my %course_db; + tie(%course_db,'GDBM_File',$sheet->{'coursefilename'}.'.db', + &GDBM_READER(),0640); + return if (! tied(%course_db)); + my $key = 'title_'.$mapid.'.'.$resid; + my $title = ''; + if (exists($course_db{$key})) { + $title = $course_db{$key}; + } else { + $title = $sheet->{'usymb'}; + } + untie (%course_db); + return $title; + } +} + # ----------------------------------------------------- Get value of $f{'A'.$n} sub getfa { my $sheet = shift; @@ -1105,11 +1146,26 @@ sub exportdata { return @exportarray; } + + +sub update_student_sheet{ + my ($sheet,$r,$c) = @_; + # Load in the studentcalc sheet + &readsheet($sheet,'default_studentcalc'); + # Determine the structure (contained assessments, etc) of the sheet + &updatesheet($sheet); + # Load in the cached sheets for this student + &cachedssheets($sheet); + # Load in the (possibly cached) data from the assessment sheets + &loadstudent($sheet,$r,$c); + # Compute the sheet + &calcsheet($sheet); +} + # ========================================================== End of Spreadsheet # ============================================================================= - # -# Procedures for screen output +# Procedures for spreadsheet output # # --------------------------------------------- Produce output row n from sheet @@ -1130,30 +1186,60 @@ sub get_row { ######################################################################## sub sort_indicies { my $sheet = shift; - # - # Sort the rows in some manner - # - my @sortby=(); my @sortidx=(); - for (my $row=1;$row<=$sheet->{'maxrow'};$row++) { - push (@sortby, $sheet->{'safe'}->reval('$f{"A'.$row.'"}')); - push (@sortidx, $row); + # + if ($sheet->{'sheettype'} eq 'classcalc') { + my @sortby=(undef); + # Skip row 0 + for (my $row=1;$row<=$sheet->{'maxrow'};$row++) { + my (undef,$sname,$sdom,$fullname,$section,$id) = + split(':',$sheet->{'rowlabel'}->{$sheet->{'f'}->{'A'.$row}}); + push (@sortby, lc($fullname)); + push (@sortidx, $row); + } + @sortidx = sort { $sortby[$a] cmp $sortby[$b]; } @sortidx; + } elsif ($sheet->{'sheettype'} eq 'studentcalc') { + my @sortby1=(undef); + my @sortby2=(undef); + # Skip row 0 + for (my $row=1;$row<=$sheet->{'maxrow'};$row++) { + my (undef,$symb,$uname,$udom,$mapid,$resid,$title) = + split(':',$sheet->{'rowlabel'}->{$sheet->{'f'}->{'A'.$row}}); + $symb = &Apache::lonnet::unescape($symb); + my ($sequence) = ($symb =~ /\/([^\/]*\.sequence)/); + if ($sequence eq '') { + $sequence = $symb; + } + push (@sortby1, $sequence); + push (@sortby2, $title); + push (@sortidx, $row); + } + @sortidx = sort { $sortby1[$a] cmp $sortby1[$b] || + $sortby2[$a] cmp $sortby2[$b] } @sortidx; + } else { + my @sortby=(undef); + # Skip row 0 + for (my $row=1;$row<=$sheet->{'maxrow'};$row++) { + push (@sortby, $sheet->{'safe'}->reval('$f{"A'.$row.'"}')); + push (@sortidx, $row); + } + @sortidx = sort { $sortby[$a] cmp $sortby[$b]; } @sortidx; } - @sortidx=sort { lc($sortby[$a]) cmp lc($sortby[$b]); } @sortidx; return @sortidx; } -######################################################################## -######################################################################## - +############################################################# +### ### +### Spreadsheet Output Routines ### +### ### +############################################################# + +############################################ +## HTML output routines ## +############################################ sub html_editable_cell { my ($cell,$bgcolor) = @_; my $result; -# if (defined($cell)) { -# &Apache::lonnet::logthis("cell ".$cell->{'name'}. -# " = ".$cell->{'value'}. -# " : ".$cell->{'formula'}); -# } my ($name,$formula,$value); if (defined($cell)) { $name = $cell->{'name'}; @@ -1168,7 +1254,10 @@ sub html_editable_cell { $value = 'undefined value'; } } - # + if ($value =~ /^\s*$/ ) { + $value = '#'; + } + $formula =~ s/\n/\\n/gs; $result .= ''.$value.''; return $result; @@ -1180,9 +1269,6 @@ sub html_uneditable_cell { return ' '.$value.' '; } -######################################################################## -######################################################################## - sub outsheet_html { my ($sheet,$r) = @_; my ($num_uneditable,$realm,$row_type); @@ -1231,7 +1317,7 @@ END # Print out template row #################################### my ($rowlabel,@rowdata) = &get_row($sheet,'-'); - my $row_html = ''.&format_rowlabel($rowlabel).''; + my $row_html = ''.&format_html_rowlabel($rowlabel).''; my $num_cols_output = 0; foreach my $cell (@rowdata) { if ($num_cols_output++ < $num_uneditable) { @@ -1249,8 +1335,7 @@ END # Print out summary/export row #################################### my ($rowlabel,@rowdata) = &get_row($sheet,'0'); - my $rowcount = 0; - $row_html = ''.&format_rowlabel($rowlabel).''; + $row_html = ''.&format_html_rowlabel($rowlabel).''; $num_cols_output = 0; foreach my $cell (@rowdata) { if ($num_cols_output++ < 26) { @@ -1274,6 +1359,21 @@ END my $rows_output=0; foreach my $rownum (@Rows) { my ($rowlabel,@rowdata) = &get_row($sheet,$rownum); + next if ($rowlabel =~ /^\s*$/); + next if (($sheet->{'sheettype'} eq 'assesscalc') && + (! $ENV{'form.showall'}) && + ($rowdata[0]->{'value'} =~ /^\s*$/)); + if (! $ENV{'form.showall'} && + $sheet->{'sheettype'} =~ /^(studentcalc|classcalc)$/) { + my $row_is_empty = 1; + foreach my $cell (@rowdata) { + if ($cell->{'value'} !~ /^\s*$/) { + $row_is_empty = 0; + last; + } + } + next if ($row_is_empty); + } # my $defaultbg='#E0FF'; # @@ -1281,11 +1381,11 @@ END ''; # if ($sheet->{'sheettype'} eq 'classcalc') { - $row_html.=''.&format_rowlabel($rowlabel).''; + $row_html.=''.&format_html_rowlabel($rowlabel).''; # Output links for each student? - # Nope, that is already done for us in format_rowlabel (for now) + # Nope, that is already done for us in format_html_rowlabel (for now) } elsif ($sheet->{'sheettype'} eq 'studentcalc') { - $row_html.=''.&format_rowlabel($rowlabel); + $row_html.=''.&format_html_rowlabel($rowlabel); $row_html.= '
'. ''; } elsif ($sheet->{'sheettype'} eq 'assesscalc') { - $row_html.=''.&format_rowlabel($rowlabel).''; + $row_html.=''.&format_html_rowlabel($rowlabel).''; } # my $shown_cells = 0; @@ -1352,30 +1452,263 @@ END return 1; } +############################################ +## csv output routines ## +############################################ sub outsheet_csv { my ($sheet,$r) = @_; + my $csvdata = ''; + my @Values; + #################################### + # Prepare to output rows + #################################### + my @Rows = &sort_indicies($sheet); + # + # Loop through the rows and output them one at a time + my $rows_output=0; + foreach my $rownum (@Rows) { + my ($rowlabel,@rowdata) = &get_row($sheet,$rownum); + next if ($rowlabel =~ /^\s*$/); + push (@Values,&format_csv_rowlabel($rowlabel)); + foreach my $cell (@rowdata) { + push (@Values,'"'.$cell->{'value'}.'"'); + } + $csvdata.= join(',',@Values)."\n"; + @Values = (); + } + # + # Write the CSV data to a file and serve up a link + # + my $filename = '/prtspool/'. + $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. + time.'_'.rand(1000000000).'.csv'; + my $file; + unless ($file = Apache::File->new('>'.'/home/httpd'.$filename)) { + $r->log_error("Couldn't open $filename for output $!"); + $r->print("Problems occured in writing the csv file. ". + "This error has been logged. ". + "Please alert your LON-CAPA administrator."); + $r->print("
\n".$csvdata."
\n"); + return 0; + } + print $file $csvdata; + close($file); + $r->print('

'. + 'Your CSV spreadsheet.'."\n"); + # + return 1; +} + +############################################ +## Excel output routines ## +############################################ +sub outsheet_recursive_excel { + my ($sheet,$r) = @_; + my $c = $r->connection; + return undef if ($sheet->{'sheettype'} ne 'classcalc'); + my ($workbook,$filename) = &create_excel_spreadsheet($sheet,$r); + return undef if (! defined($workbook)); + # + # Create main worksheet + my $main_worksheet = $workbook->addworksheet('main'); + # + # Figure out who the students are + my %f=&getformulas($sheet); + my $count = 0; + $r->print(< +Compiling Excel Workbook with a worksheet for each student. +

+This operation may take longer than a complete recalculation of the +spreadsheet. +

+To abort this operation, hit the stop button on your browser. +

+A link to the spreadsheet will be available at the end of this process. +

+

+END + $r->rflush(); + my $starttime = time; + foreach (keys(%f)) { + next if ($_!~/^A(\d+)/ || $1 == 0 || ($f{$_}=~/^[!~-]/)); + $count++; + my ($sname,$sdom) = split(':',$f{$_}); + my $student_excel_worksheet=$workbook->addworksheet($sname.'@'.$sdom); + # Create a new spreadsheet + my $studentsheet = &makenewsheet($sname,$sdom,'studentcalc',undef); + # Read in the spreadsheet definition + &update_student_sheet($studentsheet,$r,$c); + # Stuff the sheet into excel + &export_sheet_as_excel($studentsheet,$student_excel_worksheet); + my $totaltime = int((time - $starttime) / $count * $sheet->{'maxrow'}); + my $timeleft = int((time - $starttime) / $count * ($sheet->{'maxrow'} - $count)); + if ($count % 5 == 0) { + $r->print($count.' students completed.'. + ' Time remaining: '.$timeleft.' sec. '. + ' Estimated total time: '.$totaltime." sec
\n"); + $r->rflush(); + } + if(defined($c) && ($c->aborted())) { + last; + } + } + # + if(! $c->aborted() ) { + $r->print('All students spreadsheets completed!
'); + $r->rflush(); + # + # &export_sheet_as_excel fills $worksheet with the data from $sheet + &export_sheet_as_excel($sheet,$main_worksheet); + # + $workbook->close(); + # Okay, the spreadsheet is taken care of, so give the user a link. + $r->print('

'. + 'Your Excel spreadsheet.'."\n"); + } else { + $workbook->close(); # Not sure how necessary this is. + #unlink('/home/httpd'.$filename); # No need to keep this around? + } + return 1; } sub outsheet_excel { my ($sheet,$r) = @_; + my ($workbook,$filename) = &create_excel_spreadsheet($sheet,$r); + return undef if (! defined($workbook)); + my $sheetname; + if ($sheet->{'sheettype'} eq 'classcalc') { + $sheetname = 'Main'; + } elsif ($sheet->{'sheettype'} eq 'studentcalc') { + $sheetname = $sheet->{'uname'}.'@'.$sheet->{'udom'}; + } elsif ($sheet->{'sheettype'} eq 'assesscalc') { + $sheetname = $sheet->{'uname'}.'@'.$sheet->{'udom'}.' assessment'; + } + my $worksheet = $workbook->addworksheet($sheetname); + # + # &export_sheet_as_excel fills $worksheet with the data from $sheet + &export_sheet_as_excel($sheet,$worksheet); + # + $workbook->close(); + # Okay, the spreadsheet is taken care of, so give the user a link. + $r->print('

'. + 'Your Excel spreadsheet.'."\n"); + return 1; +} + +sub create_excel_spreadsheet { + my ($sheet,$r) = @_; + my $filename = '/prtspool/'. + $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. + time.'_'.rand(1000000000).'.xls'; + my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); + if (! defined($workbook)) { + $r->log_error("Error creating excel spreadsheet $filename: $!"); + $r->print("Problems creating new Excel file. ". + "This error has been logged. ". + "Please alert your LON-CAPA administrator"); + return undef; + } + # + # The spreadsheet stores temporary data in files, then put them + # together. If needed we should be able to disable this (memory only). + # The temporary directory must be specified before calling 'addworksheet'. + # File::Temp is used to determine the temporary directory. + $workbook->set_tempdir('/home/httpd/perl/tmp'); + # + # Determine the name to give the worksheet + return ($workbook,$filename); +} + +sub export_sheet_as_excel { + my $sheet = shift; + my $worksheet = shift; + # + my $rows_output = 0; + my $cols_output = 0; + #################################### + # Write an identifying row # + #################################### + my @Headerinfo = ($sheet->{'coursedesc'}); + my $title = &gettitle($sheet); + $cols_output = 0; + if (defined($title)) { + $worksheet->write($rows_output++,$cols_output++,$title); + } + #################################### + # Write the summary/export row # + #################################### + my ($rowlabel,@rowdata) = &get_row($sheet,'0'); + my $label = &format_excel_rowlabel($rowlabel); + $cols_output = 0; + $worksheet->write($rows_output,$cols_output++,$label); + foreach my $cell (@rowdata) { + $worksheet->write($rows_output,$cols_output++,$cell->{'value'}); + } + $rows_output+= 2; # Skip a row, just for fun + #################################### + # Prepare to output rows + #################################### + my @Rows = &sort_indicies($sheet); + # + # Loop through the rows and output them one at a time + foreach my $rownum (@Rows) { + my ($rowlabel,@rowdata) = &get_row($sheet,$rownum); + next if ($rowlabel =~ /^[\s]*$/); + $cols_output = 0; + my $label = &format_excel_rowlabel($rowlabel); + if ( ! $ENV{'form.showall'} && + $sheet->{'sheettype'} =~ /^(studentcalc|classcalc)$/) { + my $row_is_empty = 1; + foreach my $cell (@rowdata) { + if ($cell->{'value'} !~ /^\s*$/) { + $row_is_empty = 0; + last; + } + } + next if ($row_is_empty); + } + $worksheet->write($rows_output,$cols_output++,$label); + if (ref($label)) { + $cols_output = (scalar(@$label)); + } + foreach my $cell (@rowdata) { + $worksheet->write($rows_output,$cols_output++,$cell->{'value'}); + } + $rows_output++; + } + return; } +############################################ +## XML output routines ## +############################################ sub outsheet_xml { my ($sheet,$r) = @_; + ## Someday XML + ## Will be rendered for the user + ## But not on this day } +## +## Outsheet - calls other outsheet_* functions +## sub outsheet { - my ($r,$sheet)=@_; - &outsheet_html($sheet,$r); -# if (exists($ENV{'form.csv'})) { -# &outsheet_csv($sheet,$r); -# } elsif (exists($ENV{'form.excel'})) { -# &outsheet_excel($sheet,$r); -# } elsif (exists($ENV{'form.xml'})) { + my ($sheet,$r)=@_; + if (! exists($ENV{'form.output'})) { + $ENV{'form.output'} = 'HTML'; + } + if (lc($ENV{'form.output'}) eq 'csv') { + &outsheet_csv($sheet,$r); + } elsif (lc($ENV{'form.output'}) eq 'excel') { + &outsheet_excel($sheet,$r); + } elsif (lc($ENV{'form.output'}) eq 'recursive excel') { + &outsheet_recursive_excel($sheet,$r); +# } elsif (lc($ENV{'form.output'}) eq 'xml' ) { # &outsheet_xml($sheet,$r); -# } else { -# &outsheet_html($sheet,$r); -# } + } else { + &outsheet_html($sheet,$r); + } } ######################################################################## @@ -1473,7 +1806,8 @@ sub readsheet { if ($fh=Apache::File->new($includedir.'/'.$dfn)) { $sheetxml=join('',<$fh>); } else { - $sheetxml='"Error"'; + # $sheetxml='"Error"'; + $sheetxml=''; } %f=%{&parse_sheet(\$sheetxml)}; } elsif($fn=~/\/*\.spreadsheet$/) { @@ -1509,12 +1843,16 @@ sub makenewsheet { $sheet->{'udom'} = $udom; $sheet->{'sheettype'} = $stype; $sheet->{'usymb'} = $usymb; + $sheet->{'mapid'} = $ENV{'form.mapid'}; + $sheet->{'resid'} = $ENV{'form.resid'}; $sheet->{'cid'} = $ENV{'request.course.id'}; $sheet->{'csec'} = $Section{$uname.':'.$udom}; $sheet->{'coursefilename'} = $ENV{'request.course.fn'}; $sheet->{'cnum'} = $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; $sheet->{'cdom'} = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; $sheet->{'chome'} = $ENV{'course.'.$ENV{'request.course.id'}.'.home'}; + $sheet->{'coursedesc'} = $ENV{'course.'.$ENV{'request.course.id'}. + '.description'}; $sheet->{'uhome'} = &Apache::lonnet::homeserver($uname,$udom); # # @@ -1710,41 +2048,75 @@ sub parmval { return &Apache::lonnet::metadata($fn,$rwhat.'.default'); } -sub format_rowlabel { + +################################################################## +## Row label formatting routines ## +################################################################## +sub format_html_rowlabel { my $rowlabel = shift; return '' if ($rowlabel eq ''); my ($type,$labeldata) = split(':',$rowlabel,2); my $result = ''; if ($type eq 'symb') { - my ($symb,$uname,$udom,$title) = split(':',$labeldata); + my ($symb,$uname,$udom,$mapid,$resid,$title) = split(':',$labeldata); $symb = &Apache::lonnet::unescape($symb); - if ($ENV{'form.showcsv'}) { - $result = $title; - } else { - $result = ''.$title.''; - } + $result = ''.$title.''; } elsif ($type eq 'student') { my ($sname,$sdom,$fullname,$section,$id) = split(':',$labeldata); - if ($ENV{'form.showcsv'}) { - $result = '"'. - join('","',($sname,$sdom,$fullname,$section,$id).'"'); - } else { - $result =''; - $result.=$section.' '.$id." ".$fullname.''; - } + $result =''; + $result.=$section.' '.$id." ".$fullname.''; } elsif ($type eq 'parameter') { - if ($ENV{'form.showcsv'}) { - $labeldata =~ s/
/ /g; - } $result = $labeldata; } else { - if ($ENV{'form.showcsv'}) { - $result = $rowlabel; - } else { - $result = ''.$rowlabel.''; - } + $result = ''.$rowlabel.''; + } + return $result; +} + +sub format_csv_rowlabel { + my $rowlabel = shift; + return '' if ($rowlabel eq ''); + my ($type,$labeldata) = split(':',$rowlabel,2); + my $result = ''; + if ($type eq 'symb') { + my ($symb,$uname,$udom,$mapid,$resid,$title) = split(':',$labeldata); + $symb = &Apache::lonnet::unescape($symb); + $result = $title; + } elsif ($type eq 'student') { + my ($sname,$sdom,$fullname,$section,$id) = split(':',$labeldata); + $result = join('","',($sname,$sdom,$fullname,$section,$id)); + } elsif ($type eq 'parameter') { + $labeldata =~ s/
/ /g; + $result = $labeldata; + } else { + $result = $rowlabel; + } + return '"'.$result.'"'; +} + +sub format_excel_rowlabel { + my $rowlabel = shift; + return '' if ($rowlabel eq ''); + my ($type,$labeldata) = split(':',$rowlabel,2); + my $result = ''; + if ($type eq 'symb') { + my ($symb,$uname,$udom,$mapid,$resid,$title) = split(':',$labeldata); + $symb = &Apache::lonnet::unescape($symb); + $result = $title; + } elsif ($type eq 'student') { + my ($sname,$sdom,$fullname,$section,$id) = split(':',$labeldata); + $section = '' if (! defined($section)); + $id = '' if (! defined($id)); + my @Data = ($sname,$sdom,$fullname,$section,$id); + $result = \@Data; + } elsif ($type eq 'parameter') { + $labeldata =~ s/
/ /g; + $result = $labeldata; + } else { + $result = $rowlabel; } return $result; } @@ -1758,7 +2130,6 @@ sub updateclasssheet { my $chome =$sheet->{'chome'}; # %Section = (); - # # Read class list and row labels my $classlist = &Apache::loncoursedata::get_classlist(); @@ -1770,6 +2141,7 @@ sub updateclasssheet { foreach my $student (keys(%$classlist)) { my ($studentDomain,$studentName,$end,$start,$id,$studentSection, $fullname,$status) = @{$classlist->{$student}}; + $Section{$studentName.':'.$studentDomain} = $studentSection; if ($ENV{'form.Status'} eq $status || $ENV{'form.Status'} eq 'Any') { $currentlist{$student}=join(':',('student',$studentName, $studentDomain,$fullname, @@ -1817,29 +2189,81 @@ sub updateclasssheet { } # ----------------------------------- Update rows for student and assess sheets -sub updatestudentassesssheet { +sub get_student_rowlabels { + my ($sheet) = @_; + # + my %course_db; + # + my $stype = $sheet->{'sheettype'}; + my $uname = $sheet->{'uname'}; + my $udom = $sheet->{'udom'}; + # + $sheet->{'rowlabel'} = {}; + # + my $identifier =$sheet->{'coursefilename'}.'_'.$stype; + if ($rowlabel_cache{$identifier}) { + %{$sheet->{'rowlabel'}}=split(/___;___/,$rowlabel_cache{$identifier}); + } else { + # Get the data and store it in the cache + # Tie hash + tie(%course_db,'GDBM_File',$sheet->{'coursefilename'}.'.db', + &GDBM_READER(),0640); + if (! tied(%course_db)) { + return 'Could not access course data'; + } + # + my %assesslist; + foreach ('Feedback','Evaluation','Tutoring','Discussion') { + my $symb = '_'.lc($_); + $assesslist{$symb} = join(':',('symb',$symb,$uname,$udom,0,0,$_)); + } + # + while (my ($key,$srcf) = each(%course_db)) { + next if ($key !~ /^src_(\d+)\.(\d+)$/); + my $mapid = $1; + my $resid = $2; + my $id = $mapid.'.'.$resid; + if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) { + my $symb= + &Apache::lonnet::declutter($course_db{'map_id_'.$mapid}). + '___'.$resid.'___'.&Apache::lonnet::declutter($srcf); + $assesslist{$symb}='symb:'.&Apache::lonnet::escape($symb).':' + .$uname.':'.$udom.':'.$mapid.':'.$resid.':'. + $course_db{'title_'.$id}; + } + } + untie(%course_db); + # Store away the data + $sheet->{'rowlabel'} = \%assesslist; + $rowlabel_cache{$identifier}=join('___;___',%{$sheet->{'rowlabel'}}); + } + +} + +sub get_assess_rowlabels { my ($sheet) = @_; # - my %bighash; + my %course_db; # my $stype = $sheet->{'sheettype'}; my $uname = $sheet->{'uname'}; my $udom = $sheet->{'udom'}; + my $usymb = $sheet->{'usymb'}; + # $sheet->{'rowlabel'} = {}; - my $identifier =$sheet->{'coursefilename'}.'_'.$stype.'_'.$uname.'_'.$udom; - if ($updatedata{$identifier}) { - %{$sheet->{'rowlabel'}}=split(/___;___/,$updatedata{$identifier}); + my $identifier =$sheet->{'coursefilename'}.'_'.$stype.'_'.$usymb; + # + if ($rowlabel_cache{$identifier}) { + %{$sheet->{'rowlabel'}}=split(/___;___/,$rowlabel_cache{$identifier}); } else { + # Get the data and store it in the cache # Tie hash - tie(%bighash,'GDBM_File',$sheet->{'coursefilename'}.'.db', + tie(%course_db,'GDBM_File',$sheet->{'coursefilename'}.'.db', &GDBM_READER(),0640); - if (! tied(%bighash)) { + if (! tied(%course_db)) { return 'Could not access course data'; } - # Get all assessments # - # parameter_labels is used in the assessment sheets to provide labels - # for the parameters. my %parameter_labels= ('timestamp' => 'parameter:Timestamp of Last Transaction
timestamp', @@ -1849,29 +2273,16 @@ sub updatestudentassesssheet { 'parameter:Number of Tutor Responses
tutornumber', 'totalpoints' => 'parameter:Total Points Granted
totalpoints'); - # - # assesslist holds the descriptions of all assessments - my %assesslist; - foreach ('Feedback','Evaluation','Tutoring','Discussion') { - my $symb = '_'.lc($_); - $assesslist{$symb} = join(':',('symb',$symb,$uname,$udom,$_)); - } - while (($_,undef) = each(%bighash)) { - next if ($_!~/^src\_(\d+)\.(\d+)$/); - my $mapid=$1; - my $resid=$2; - my $id=$mapid.'.'.$resid; - my $srcf=$bighash{$_}; + while (my ($key,$srcf) = each(%course_db)) { + next if ($key !~ /^src_(\d+)\.(\d+)$/); + my $mapid = $1; + my $resid = $2; + my $id = $mapid.'.'.$resid; if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) { - my $symb= - &Apache::lonnet::declutter($bighash{'map_id_'.$mapid}). - '___'.$resid.'___'.&Apache::lonnet::declutter($srcf); - $assesslist{$symb}='symb:'.&Apache::lonnet::escape($symb).':' - .$uname.':'.$udom.':'.$bighash{'title_'.$id}; - next if ($stype ne 'assesscalc'); - foreach my $key (split(/\,/, - &Apache::lonnet::metadata($srcf,'keys') - )) { + # Loop through the metadata for this key + my @Metadata = split(/,/, + &Apache::lonnet::metadata($srcf,'keys')); + foreach my $key (@Metadata) { next if ($key !~ /^(stores|parameter)_/); my $display= &Apache::lonnet::metadata($srcf,$key.'.display'); @@ -1883,46 +2294,43 @@ sub updatestudentassesssheet { $parameter_labels{$key}='parameter:'.$display; } # end of foreach } - } # end of foreach (keys(%bighash)) - untie(%bighash); - # - # %parameter_labels has a list of storage and parameter displays by - # unikey - # %assesslist has a list of all resource, by symb - # - if ($stype eq 'assesscalc') { - $sheet->{'rowlabel'} = \%parameter_labels; - } elsif ($stype eq 'studentcalc') { - $sheet->{'rowlabel'} = \%assesslist; - } - $updatedata{$sheet->{'coursefilename'}.'_'.$stype.'_' - .$uname.'_'.$udom}= - join('___;___',%{$sheet->{'rowlabel'}}); - # Get current from cache + } + untie(%course_db); + # Store away the results + $sheet->{'rowlabel'} = \%parameter_labels; + $rowlabel_cache{$identifier}=join('___;___',%{$sheet->{'rowlabel'}}); } - # Find discrepancies between the course row table and this - # + +} + +sub updatestudentassesssheet { + my $sheet = shift; + if ($sheet->{'sheettype'} eq 'studentcalc') { + &get_student_rowlabels($sheet); + } else { + &get_assess_rowlabels($sheet); + } + # Determine if any of the information has changed my %f=&getformulas($sheet); my $changed=0; $sheet->{'maxrow'} = 0; my %existing=(); # Now obsolete rows - foreach (keys(%f)) { - next if ($_!~/^A(\d+)/); - if ($1 > $sheet->{'maxrow'}) { - $sheet->{'maxrow'} = $1; - } - my ($usy,$ufn)=split(/__&&&\__/,$f{$_}); + while (my ($cell, $formula) = each (%f)) { + next if ($cell !~ /^A(\d+)/); + $sheet->{'maxrow'} = $1 if ($1 > $sheet->{'maxrow'}); + my ($usy,$ufn)=split(/__&&&\__/,$formula); $existing{$usy}=1; unless ((exists($sheet->{'rowlabel'}->{$usy}) && (defined($sheet->{'rowlabel'}->{$usy})) || (!$1) || - ($f{$_}=~/^(~~~|---)/))){ + ($formula =~ /^(~~~|---)/) )) { $f{$_}='!!! Obsolete'; $changed=1; } elsif ($ufn) { + # I do not think this works any more $sheet->{'rowlabel'}->{$usy} - =~s/assesscalc\?usymb\=/assesscalc\?ufn\=$ufn\&usymb\=/; + =~s/assesscalc\?usymb\=/assesscalc\?ufn\=$ufn&\usymb\=/; } } # New and unknown keys @@ -1937,16 +2345,14 @@ sub updatestudentassesssheet { $sheet->{'f'} = \%f; &setformulas($sheet); } - # - undef %existing; } # ------------------------------------------------ Load data for one assessment -sub loadstudent { - my ($sheet)=@_; - my %c=(); - my %f=&getformulas($sheet); +sub loadstudent{ + my ($sheet,$r,$c)=@_; + my %constants=(); + my %formulas=&getformulas($sheet); $cachedassess=$sheet->{'uname'}.':'.$sheet->{'udom'}; # Get ALL the student preformance data my @tmp = &Apache::lonnet::dump($sheet->{'cid'}, @@ -1959,26 +2365,29 @@ sub loadstudent { undef @tmp; # my @assessdata=(); - foreach (keys(%f)) { - next if ($_!~/^A(\d+)/); + while (my ($cell,$value) = each (%formulas)) { + if(defined($c) && ($c->aborted())) { + last; + } + next if ($cell !~ /^A(\d+)/); my $row=$1; - next if (($f{$_}=~/^[\!\~\-]/) || ($row==0)); - my ($usy,$ufn)=split(/__&&&\__/,$f{$_}); + next if (($value =~ /^[!~-]/) || ($row==0)); + my ($usy,$ufn)=split(/__&&&\__/,$value); @assessdata=&exportsheet($sheet,$sheet->{'uname'}, $sheet->{'udom'}, - 'assesscalc',$usy,$ufn); + 'assesscalc',$usy,$ufn,$r); my $index=0; foreach ('A','B','C','D','E','F','G','H','I','J','K','L','M', 'N','O','P','Q','R','S','T','U','V','W','X','Y','Z') { - if ($assessdata[$index]) { + if (defined($assessdata[$index])) { my $col=$_; if ($assessdata[$index]=~/\D/) { - $c{$col.$row}="'".$assessdata[$index]."'"; + $constants{$col.$row}="'".$assessdata[$index]."'"; } else { - $c{$col.$row}=$assessdata[$index]; + $constants{$col.$row}=$assessdata[$index]; } unless ($col eq 'A') { - $f{$col.$row}='import'; + $formulas{$col.$row}='import'; } } $index++; @@ -1986,21 +2395,23 @@ sub loadstudent { } $cachedassess=''; undef %cachedstores; - $sheet->{'f'} = \%f; + $sheet->{'f'} = \%formulas; &setformulas($sheet); - &setconstants($sheet,\%c); + &setconstants($sheet,\%constants); } # --------------------------------------------------- Load data for one student # sub loadcourse { - my ($sheet,$r)=@_; - my %c=(); - my %f=&getformulas($sheet); + my ($sheet,$r,$c)=@_; + # + my %constants=(); + my %formulas=&getformulas($sheet); + # my $total=0; - foreach (keys(%f)) { + foreach (keys(%formulas)) { if ($_=~/^A(\d+)/) { - unless ($f{$_}=~/^[\!\~\-]/) { $total++; } + unless ($formulas{$_}=~/^[\!\~\-]/) { $total++; } } } my $now=0; @@ -2017,12 +2428,16 @@ sub loadcourse { ENDPOP $r->rflush(); - foreach (keys(%f)) { + foreach (keys(%formulas)) { + if(defined($c) && ($c->aborted())) { + last; + } next if ($_!~/^A(\d+)/); my $row=$1; - next if (($f{$_}=~/^[\!\~\-]/) || ($row==0)); - my ($sname,$sdom) = split(':',$f{$_}); - my @studentdata=&exportsheet($sheet,$sname,$sdom,'studentcalc'); + next if (($formulas{$_}=~/^[\!\~\-]/) || ($row==0)); + my ($sname,$sdom) = split(':',$formulas{$_}); + my @studentdata=&exportsheet($sheet,$sname,$sdom,'studentcalc', + undef,undef,$r); undef %userrdatas; $now++; $r->print(''); $r->rflush(); } @@ -2057,7 +2472,7 @@ ENDPOP # ------------------------------------------------ Load data for one assessment # sub loadassessment { - my ($sheet)=@_; + my ($sheet,$r,$c)=@_; my $uhome = $sheet->{'uhome'}; my $uname = $sheet->{'uname'}; @@ -2207,8 +2622,7 @@ sub selectbox { sub updatesheet { my ($sheet)=@_; - my $stype=$sheet->{'sheettype'}; - if ($stype eq 'classcalc') { + if ($sheet->{'sheettype'} eq 'classcalc') { return &updateclasssheet($sheet); } else { return &updatestudentassesssheet($sheet); @@ -2222,13 +2636,14 @@ sub updatesheet { sub loadrows { my ($sheet,$r)=@_; + my $c = $r->connection; my $stype=$sheet->{'sheettype'}; if ($stype eq 'classcalc') { - &loadcourse($sheet,$r); + &loadcourse($sheet,$r,$c); } elsif ($stype eq 'studentcalc') { - &loadstudent($sheet); + &loadstudent($sheet,$r,$c); } else { - &loadassessment($sheet); + &loadassessment($sheet,$r,$c); } } @@ -2236,7 +2651,11 @@ sub loadrows { sub checkthis { my ($keyname,$time)=@_; - return ($time<$expiredates{$keyname}); + if (! exists($expiredates{$keyname})) { + return 0; + } else { + return ($time<$expiredates{$keyname}); + } } sub forcedrecalc { @@ -2269,7 +2688,7 @@ sub forcedrecalc { # returns the export row for a spreadsheet. # sub exportsheet { - my ($sheet,$uname,$udom,$stype,$usymb,$fn)=@_; + my ($sheet,$uname,$udom,$stype,$usymb,$fn,$r)=@_; $uname = $uname || $sheet->{'uname'}; $udom = $udom || $sheet->{'udom'}; $stype = $stype || $sheet->{'sheettype'}; @@ -2319,11 +2738,11 @@ sub exportsheet { } # # Not cached - # + # my ($newsheet)=&makenewsheet($uname,$udom,$stype,$usymb); &readsheet($newsheet,$fn); &updatesheet($newsheet); - &loadrows($newsheet); + &loadrows($newsheet,$r); &calcsheet($newsheet); @exportarr=&exportdata($newsheet); ## @@ -2364,17 +2783,19 @@ sub exportsheet { # # Store away the new value # + my $timekey = $key.'.time'; if ($stype eq 'studentcalc') { - &Apache::lonnet::put('nohist_calculatedsheets', - { $key => $newstore, - $key.time => $now }, - $sheet->{'cdom'},$sheet->{'cnum'}); - } else { - &Apache::lonnet::put('nohist_calculatedsheets_'.$sheet->{'cid'}, - { $key => $newstore, - $key.time => $now }, - $sheet->{'udom'}, - $sheet->{'uname'}) + my $result = &Apache::lonnet::put('nohist_calculatedsheets', + { $key => $newstore, + $timekey => $now }, + $sheet->{'cdom'}, + $sheet->{'cnum'}); + } else { + my $result = &Apache::lonnet::put('nohist_calculatedsheets_'.$sheet->{'cid'}, + { $key => $newstore, + $timekey => $now }, + $sheet->{'udom'}, + $sheet->{'uname'}); } return @exportarr; } @@ -2383,13 +2804,13 @@ sub exportsheet { # # Load previously cached student spreadsheets for this course # -sub expirationdates { +sub load_spreadsheet_expirationdates { undef %expiredates; my $cid=$ENV{'request.course.id'}; my @tmp = &Apache::lonnet::dump('nohist_expirationdates', $ENV{'course.'.$cid.'.domain'}, $ENV{'course.'.$cid.'.num'}); - if (lc($tmp[0])!~/^error/){ + if (lc($tmp[0]) !~ /^error/){ %expiredates = @tmp; } } @@ -2421,18 +2842,21 @@ sub cachedssheets { my ($sheet,$uname,$udom) = @_; $uname = $uname || $sheet->{'uname'}; $udom = $udom || $sheet->{'udom'}; - if (! $loadedcaches{$sheet->{'uname'}.'_'.$sheet->{'udom'}}) { + if (! $loadedcaches{$uname.'_'.$udom}) { my @tmp = &Apache::lonnet::dump('nohist_calculatedsheets', $sheet->{'udom'}, $sheet->{'uname'}); if ($tmp[0] !~ /^error/) { - my %StupidTempHash = @tmp; - while (my ($key,$value) = each %StupidTempHash) { + my %TempHash = @tmp; + my $count = 0; + while (my ($key,$value) = each %TempHash) { $oldsheets{$key} = $value; + $count++; } $loadedcaches{$sheet->{'uname'}.'_'.$sheet->{'udom'}}=1; } } + } # ===================================================== Calculated sheets cache @@ -2448,9 +2872,19 @@ sub cachedssheets { sub handler { my $r=shift; + my ($sheettype) = ($r->uri=~/\/(\w+)$/); + if (! exists($ENV{'form.Status'})) { $ENV{'form.Status'} = 'Active'; } + if ( ! exists($ENV{'form.output'}) || + ($sheettype ne 'classcalc' && + lc($ENV{'form.output'}) eq 'recursive excel')) { + $ENV{'form.output'} = 'HTML'; + } + # + # Overload checking + # # Check this server my $loaderror=&Apache::lonnet::overloaderror($r); if ($loaderror) { return $loaderror; } @@ -2458,15 +2892,22 @@ sub handler { $loaderror= &Apache::lonnet::overloaderror($r, $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); if ($loaderror) { return $loaderror; } - + # + # HTML Header + # if ($r->header_only) { $r->content_type('text/html'); $r->send_http_header; return OK; } + # # Global directory configs + # $includedir = $r->dir_config('lonIncludes'); $tmpdir = $r->dir_config('lonDaemons').'/tmp/'; + # + # Roles Checking + # # Needs to be in a course if (! $ENV{'request.course.fn'}) { # Not in a course, or not allowed to modify parms @@ -2474,17 +2915,27 @@ sub handler { $r->uri.":opa:0:0:Cannot modify spreadsheet"; return HTTP_NOT_ACCEPTABLE; } + # # Get query string for limited number of parameters - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, - ['uname','udom','usymb','ufn']); + # + &Apache::loncommon::get_unprocessed_cgi + ($ENV{'QUERY_STRING'},['uname','udom','usymb','ufn','mapid','resid']); + # + # Deal with restricted student permissions + # if ($ENV{'request.role'} =~ /^st\./) { delete $ENV{'form.unewfield'} if (exists($ENV{'form.unewfield'})); delete $ENV{'form.unewformula'} if (exists($ENV{'form.unewformula'})); } + # + # Clean up symb and spreadsheet filename + # if (($ENV{'form.usymb'}=~/^\_(\w+)/) && (!$ENV{'form.ufn'})) { $ENV{'form.ufn'}='default_'.$1; } + # # Interactive loading of specific sheet? + # if (($ENV{'form.load'}) && ($ENV{'form.loadthissheet'} ne 'Default')) { $ENV{'form.ufn'}=$ENV{'form.loadthissheet'}; } @@ -2500,24 +2951,55 @@ sub handler { $adom=$ENV{'form.udom'}; } # - # Open page + # Open page, try to prevent browser cache. + # $r->content_type('text/html'); $r->header_out('Cache-control','no-cache'); $r->header_out('Pragma','no-cache'); $r->send_http_header; - # Screen output + # + # Header.... + # $r->print('LON-CAPA Spreadsheet'); + my $nothing = "''"; + if ($ENV{'browser.type'} eq 'explorer') { + $nothing = "'javascript:void(0);'"; + } + if ($ENV{'request.role'} !~ /^st\./) { $r->print(< - function celledit(cn,cf) { - var cnf=prompt(cn,cf); - if (cnf!=null) { - document.sheet.unewfield.value=cn; - document.sheet.unewformula.value=cnf; - document.sheet.submit(); + var editwin; + + function celledit(cellname,cellformula) { + var edit_text = ''; + edit_text +='Cell Edit Window'; + edit_text += '

'; + edit_text += '

Cell '+cellname+'

'; + edit_text += '