--- loncom/interface/Attic/lonspreadsheet.pm 2000/12/07 22:51:29 1.8 +++ loncom/interface/Attic/lonspreadsheet.pm 2000/12/11 15:33:58 1.11 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Spreadsheet/Grades Display Handler # -# 11/11,11/15,11/27,12/04,12/05,12/06,12/07 Gerd Kortemeyer +# 11/11,11/15,11/27,12/04,12/05,12/06,12/07,12/08,12/09,12/11 Gerd Kortemeyer package Apache::lonspreadsheet; @@ -14,6 +14,22 @@ use Apache::Constants qw(:common :http); use HTML::TokeParser; use GDBM_File; +# +# These cache hashes need to be independent of user, resource and course +# (user and course are in the keys) +# +use vars qw(%spreadsheets %courserdatas %userrdatas); +# +# These global hashes are dependent on user, course and resource, +# and need to be initialized every time when a sheet is calculated +# +my %courseopt; +my %useropt; +my %parmhash; +my $csec; +my $uname; +my $udom; + # ============================================================================= # ===================================== Implements an instance of a spreadsheet @@ -354,7 +370,7 @@ sub getformulas { sub settype { my ($safeeval,$type)=@_; - $safeeval->reval('$sheettype='.$type.';'); + $safeeval->reval('$sheettype="'.$type.'";'); } # -------------------------------------------------------------------- Get type @@ -381,7 +397,7 @@ sub getmaxrow { sub setfilename { my ($safeeval,$fn)=@_; - $safeeval->reval('$filename='.$fn.';'); + $safeeval->reval('$filename="'.$fn.'";'); } # ---------------------------------------------------------------- Get filename @@ -399,20 +415,24 @@ sub getfilename { sub rown { my ($safeeval,$n)=@_; + my $defaultbg=((($n-1)/5)==int(($n-1)/5))?'#E0E0':'#FFFF'; my $rowdata="\n$n"; my $showf=0; map { + my $bgcolor=$defaultbg.((($showf-1)/5==int(($showf-1)/5))?'99':'DD'); my ($fm,$vl)=split(/\_\_\_eq\_\_\_/,$_); if ($showf==0) { $vl=$_; } + if ($showf<=1) { $bgcolor='#FFDDDD'; } + if (($n==0) && ($showf<=26)) { $bgcolor='#CCCCFF'; } if ($showf>1) { if ($vl eq '') { - $vl='#'; + $vl='#'; } $rowdata.= - ''.$vl. + ''.$vl. ''; } else { - $rowdata.=' '.$vl.' '; + $rowdata.=' '.$vl.' '; } $showf++; } $safeeval->reval('&outrow('.$n.')'); @@ -423,10 +443,11 @@ sub rown { sub outsheet { my $safeeval=shift; - my $tabledata=''; + my $tabledata='
 
'. + ''; map { $tabledata.=""; - } ('A
Import','B','C','D','E','F','G','H','I','J','K','L','M', + } ('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', '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'); @@ -449,15 +470,17 @@ sub readsheet { $fn=~/\.(\w+)/; &settype($safeeval,$1); my %f=(); - my $content=''; - { - my $fh; - if ($fh=Apache::File->new($fn)) { - $content=join('',<$fh>); - } + unless ($spreadsheets{$fn}) { + $spreadsheets{$fn}=''; + { + my $fh; + if ($fh=Apache::File->new($fn)) { + $spreadsheets{$fn}=join('',<$fh>); + } + } } { - my $parser=HTML::TokeParser->new(\$content); + my $parser=HTML::TokeParser->new(\$spreadsheets{$fn}); my $token; while ($token=$parser->get_token) { if ($token->[0] eq 'S') { @@ -471,6 +494,41 @@ sub readsheet { &setformulas($safeeval,%f); } +# ----------------------------------------------- Make a temp copy of the sheet + +sub tmpwrite { + my ($safeeval,$tmpdir,$symb)=@_; + my $fn=$uname.'_'.$udom.'_spreadsheet_'.&getfilename($safeeval); + $fn=~s/\W/\_/g; + $fn=$tmpdir.$fn.'.tmp'; + my $fh; + if ($fh=Apache::File->new('>'.$fn)) { + print $fh join("\n",&getformulas($safeeval)); + } +} + +# ---------------------------------------------------------- Read the temp copy + +sub tmpread { + my ($safeeval,$tmpdir,$symb,$nfield,$nform)=@_; + my $fn=$uname.'_'.$udom.'_spreadsheet_'.&getfilename($safeeval); + $fn=~s/\W/\_/g; + $fn=$tmpdir.$fn.'.tmp'; + my $fh; + my %fo=(); + if ($fh=Apache::File->new($fn)) { + my $name; + while ($name=<$fh>) { + chomp($name); + my $value=<$fh>; + chomp($value); + $fo{$name}=$value; + } + } + $fo{$nfield}=$nform; + &setformulas($safeeval,%fo); +} + # --------------------------------------------------------------- Read metadata sub readmeta { @@ -498,6 +556,79 @@ sub readmeta { return %returnhash; } +# ================================================================== Parameters +# -------------------------------------------- Figure out a cascading parameter + +sub parmval { + my ($what,$symb)=@_; + + unless ($symb) { return ''; } + my $result=''; + + my ($mapname,$id,$fn)=split(/\_\_\_/,$symb); +# ----------------------------------------------------- Cascading lookup scheme + + my $symbparm=$symb.'.'.$what; + my $mapparm=$mapname.'___(all).'.$what; + + my $seclevel= + $ENV{'request.course.id'}.'.['. + $csec.'].'.$what; + my $seclevelr= + $ENV{'request.course.id'}.'.['. + $csec.'].'.$symbparm; + my $seclevelm= + $ENV{'request.course.id'}.'.['. + $csec.'].'.$mapparm; + + my $courselevel= + $ENV{'request.course.id'}.'.'.$what; + my $courselevelr= + $ENV{'request.course.id'}.'.'.$symbparm; + my $courselevelm= + $ENV{'request.course.id'}.'.'.$mapparm; +# ---------------------------------------------------------- fourth, check user + + if ($uname) { + + if ($useropt{$courselevelr}) { return $useropt{$courselevelr}; } + + if ($useropt{$courselevelm}) { return $useropt{$courselevelm}; } + + if ($useropt{$courselevel}) { return $useropt{$courselevel}; } + + } + +# --------------------------------------------------------- third, check course + + if ($csec) { + + if ($courseopt{$seclevelr}) { return $courseopt{$seclevelr}; } + + if ($courseopt{$seclevelm}) { return $courseopt{$seclevelm}; } + + if ($courseopt{$seclevel}) { return $courseopt{$seclevel}; } + + } + + if ($courseopt{$courselevelr}) { return $courseopt{$courselevelr}; } + + if ($courseopt{$courselevelm}) { return $courseopt{$courselevelm}; } + + if ($courseopt{$courselevel}) { return $courseopt{$courselevel}; } + +# ----------------------------------------------------- second, check map parms + + my $thisparm=$parmhash{$symbparm}; + if ($thisparm) { return $thisparm; } + +# -------------------------------------------------------- first, check default + + return &Apache::lonnet::metadata($fn,$what.'.default'); + +} + + # ----------------------------------------------------------------- Update rows sub updaterows { @@ -528,7 +659,7 @@ sub updaterows { if ($stype eq 'assesscalc') { map { - if ($_=~/^stores\_(.*)/) { + if (($_=~/^stores\_(.*)/) || ($_=~/^parameter\_(.*)/)) { my $key=$_; my $display= &Apache::lonnet::metadata($srcf,$key.'.display'); @@ -536,8 +667,6 @@ sub updaterows { $display= &Apache::lonnet::metadata($srcf,$key.'.name'); } - - $allkeys{$key}=$display; } } split(/\,/,&Apache::lonnet::metadata($srcf,'keys')); @@ -548,7 +677,7 @@ sub updaterows { untie(%bighash); # -# %allkeys has a list of storage displays by unikey +# %allkeys has a list of storage and parameter displays by unikey # %allassess has a list of all resource displays by symb # # -------------------- Find discrepancies between the course row table and this @@ -601,15 +730,19 @@ sub updaterows { # ------------------------------------------------ Load data for one assessment sub rowaassess { - my ($safeeval,$uname,$udom,$symb)=@_; + my ($safeeval,$symb)=@_; my $uhome=&Apache::lonnet::homeserver($uname,$udom); my $namespace; unless ($namespace=$ENV{'request.course.id'}) { return ''; } - my $answer=reply("restore:$udom:$uname:$namespace:$symb",$uhome); + +# ----------------------------------------------------------- Get stored values + my $answer=&Apache::lonnet::reply( + "restore:$udom:$uname:$namespace:$symb",$uhome); my %returnhash=(); map { my ($name,$value)=split(/\=/,$_); - $returnhash{&unescape($name)}=&unescape($value); + $returnhash{&Apache::lonnet::unescape($name)}= + &Apache::lonnet::unescape($value); } split(/\&/,$answer); my $version; for ($version=1;$version<=$returnhash{'version'};$version++) { @@ -617,23 +750,94 @@ sub rowaassess { $returnhash{$_}=$returnhash{$version.':'.$_}; } split(/\:/,$returnhash{$version.':keys'}); } +# ----------------------------- returnhash now has all stores for this resource + +# ---------------------------- initialize coursedata and userdata for this user + %courseopt=(); + %useropt=(); + my $uhome=&Apache::lonnet::homeserver($uname,$udom); + unless ($uhome eq 'no_host') { +# -------------------------------------------------------------- Get coursedata + unless ($courserdatas{$ENV{'request.course.id'}}) { + my $reply=&Apache::lonnet::reply('dump:'. + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'. + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.':resourcedata', + $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); + if ($reply!~/^error\:/) { + $courserdatas{$ENV{'request.course.id'}}=$reply; + } + } + map { + my ($name,$value)=split(/\=/,$_); + $courseopt{&Apache::lonnet::unescape($name)}= + &Apache::lonnet::unescape($value); + } split(/\&/,$courserdatas{$ENV{'request.course.id'}}); +# --------------------------------------------------- Get userdata (if present) + unless ($userrdatas{$uname.'___'.$udom}) { + my $reply= + &Apache::lonnet::reply('dump:'.$udom.':'.$uname.':resourcedata',$uhome); + if ($reply!~/^error\:/) { + $userrdatas{$uname.'___'.$udom}=$reply; + } + } + map { + my ($name,$value)=split(/\=/,$_); + $useropt{&Apache::lonnet::unescape($name)}= + &Apache::lonnet::unescape($value); + } split(/\&/,$userrdatas{$uname.'___'.$udom}); + } +# -- now courseopt, useropt initialized for this user and course (used parmval) my %c=(); my %f=&getformulas($safeeval); map { if ($_=~/^A/) { unless ($f{$_}=~/^\!/) { - $c{$_}=$returnhash{$f{$_}}; - } + if ($f{$_}=~/^parameter/) { + $c{$_}=&parmval($f{$_},$symb); + } else { + $c{$_}=$returnhash{$f{$_}}; + } + } } } keys %f; + &setconstants($safeeval,%c); } +# --------------------------------------------------------- Various form fields + +sub textfield { + my ($title,$name,$value)=@_; + return "\n

$title:
". + ''; +} + +sub hiddenfield { + my ($name,$value)=@_; + return "\n".''; +} + +sub selectbox { + my ($title,$name,$value,%options)=@_; + my $selout="\n

$title:
".''; +} + +# ---------------------------------------------------------------- Main handler sub handler { my $r=shift; + $uname=''; + $udom=''; + $csec=''; + if ($r->header_only) { $r->content_type('text/html'); $r->send_http_header; @@ -644,20 +848,100 @@ sub handler { if (($ENV{'request.course.fn'}) || ($ENV{'request.state'} eq 'construct')) { - + +# --------------------------- Get query string for limited number of parameters + map { + my ($name, $value) = split(/=/,$_); + $value =~ tr/+/ /; + $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; + if (($name eq 'uname') || ($name eq 'udom') || ($name eq 'usymb')) { + unless ($ENV{'form.'.$name}) { + $ENV{'form.'.$name}=$value; + } + } + } (split(/&/,$ENV{'QUERY_STRING'})); + +# ------------------------------------------- Nothing there? Must be login user + + unless ($ENV{'form.uname'}) { + $uname=$ENV{'user.name'}; + $udom=$ENV{'user.domain'}; + } else { + $uname=$ENV{'form.uname'}; + $udom=$ENV{'form.udom'}; + } +# ------------------------------------------------------------------- Open page + $r->content_type('text/html'); + $r->header_out('Cache-control','no-cache'); + $r->header_out('Pragma','no-cache'); $r->send_http_header; - $r->print('LON-CAPA Spreadsheet'); - $r->print(''); - + $r->print('LON-CAPA Spreadsheet'); + $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(); + } + } + + +ENDSCRIPT + $r->print(''. + '
'. + &hiddenfield('uname',$ENV{'form.uname'}). + &hiddenfield('udom',$ENV{'form.udom'}). + &hiddenfield('usymb',$ENV{'form.usymb'}). + &hiddenfield('unewfield',''). + &hiddenfield('unewformula','')); my $sheetone=initsheet(); - &readsheet($sheetone,$r->filename); - &updaterows($sheetone); + if ($ENV{'form.unewfield'}) { + $r->print('

Modified Workcopy

'); + $ENV{'form.unewformula'}=~s/\'/\"/g; + $r->print('New formula: '.$ENV{'form.unewfield'}.'='. + $ENV{'form.unewformula'}.'
'); + &tmpread($sheetone,$r->dir_config('lonDaemons').'/tmp/', + $ENV{'form.usymb'}, + $ENV{'form.unewfield'},$ENV{'form.unewformula'}); + &setfilename($sheetone,$r->filename); + $r->filename=~/\.(\w+)/; + &settype($sheetone,$1); + } else { + &readsheet($sheetone,$r->filename); + } + if (tie(%parmhash,'GDBM_File', + $ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640)) { + $csec=&Apache::lonnet::usection($udom,$uname,$ENV{'request.course.id'}); + if ($csec eq '-1') { + $r->print('

'. + "User '$uname' at domain '$udom' not a student in this course

"); + } + &updaterows($sheetone); + untie(%parmhash); + } else { + $r->print('

'. + 'Could not initialize import fields (not in a course)

'); + } + &tmpwrite($sheetone,$r->dir_config('lonDaemons').'/tmp/', + $ENV{'form.usymb'}); + $r->print("User '$uname' at domain '$udom' for '". + $ENV{'course.'.$ENV{'request.course.id'}.'.description'}."'"); + if ($csec) { + $r->print(", group/section '$csec'"); + } + $r->print("\n"); + if (&gettype($sheetone) eq 'assesscalc') { + &rowaassess($sheetone,$ENV{'form.usymb'}); + } &calcsheet($sheetone); $r->print(&outsheet($sheetone)); - $r->print(''); + $r->print(''); } else { # ----------------------------- Not in a course, or not allowed to modify parms
 A Import$_