[BACK]Return to lonspreadsheet.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / interface / spreadsheet

Diff for /loncom/interface/spreadsheet/lonspreadsheet.pm between versions 1.29 and 1.46

version 1.29, 2003/11/11 20:27:15 version 1.46, 2006/04/10 22:59:16
Line 100  sub file_dialogs { Line 100  sub file_dialogs {
     my $message = '';      my $message = '';
     ##      ##
     ## Deal with saving the spreadsheet      ## Deal with saving the spreadsheet
     if ((exists($ENV{'form.save'}) || exists($ENV{'form.makedefault'})) &&       $spreadsheet->check_formulas_loaded();
         exists($ENV{'form.savefilename'})) {      if ((exists($env{'form.save'}) || exists($env{'form.makedefault'})) && 
         $spreadsheet->filename($ENV{'form.savefilename'});          exists($env{'form.savefilename'})) {
           $spreadsheet->filename($env{'form.savefilename'});
         my $save_status = $spreadsheet->save();          my $save_status = $spreadsheet->save();
         if ($save_status ne 'ok') {          if ($save_status ne 'ok') {
             $message .= "An error occurred while saving the spreadsheet".              $message .= "An error occurred while saving the spreadsheet".
Line 110  sub file_dialogs { Line 111  sub file_dialogs {
         } else {          } else {
             $message .= "Spreadsheet saved as ".$spreadsheet->filename();              $message .= "Spreadsheet saved as ".$spreadsheet->filename();
         }          }
     } elsif (exists($ENV{'form.newformula'}) &&       } elsif (exists($env{'form.newformula'}) && 
              exists($ENV{'form.cell'})       &&                exists($env{'form.cell'})       && 
              $ENV{'form.cell'} ne '' ) {               $env{'form.cell'} ne '' ) {
         ##          ##
         ## Make any requested modifications to the spreadsheet          ## Make any requested modifications to the spreadsheet
         $spreadsheet->modify_cell($ENV{'form.cell'},          $spreadsheet->modify_cell($env{'form.cell'},
                                   $ENV{'form.newformula'});                                    $env{'form.newformula'});
         $spreadsheet->save_tmp();          $spreadsheet->save_tmp();
         # output that we are dealing with a temporary file          # output that we are dealing with a temporary file
         $result .=&hiddenfield('workcopy',$sheettype);          $result .=&hiddenfield('workcopy',$sheettype);
         if ($ENV{'form.newformula'} !~ /^\s*$/) {          if ($env{'form.newformula'} !~ /^\s*$/) {
             $message .='<table><tr>'.              $message .='<table><tr>'.
               '<td valign="top"><pre>'.&mt('Cell').' '.$ENV{'form.cell'}.' = </pre></td>'.                '<td valign="top"><pre>'.&mt('Cell').' '.$env{'form.cell'}.' = </pre></td>'.
               '<td><pre>'.$ENV{'form.newformula'}."</pre></td></tr></table>\n";                '<td><pre>'.$env{'form.newformula'}."</pre></td></tr></table>\n";
         } else {          } else {
             $message .= &mt('Deleted contents of cell').' '.$ENV{'form.cell'}.'.';              $message .= &mt('Deleted contents of cell').' '.$env{'form.cell'}.'.';
         }          }
     }      }
     ##      ##
Line 205  sub handler { Line 206  sub handler {
     if ($loaderror) { return $loaderror; }      if ($loaderror) { return $loaderror; }
     # Check the course homeserver      # Check the course homeserver
     $loaderror= &Apache::lonnet::overloaderror($r,      $loaderror= &Apache::lonnet::overloaderror($r,
                       $ENV{'course.'.$ENV{'request.course.id'}.'.home'});                        $env{'course.'.$env{'request.course.id'}.'.home'});
 #    if ($loaderror) { return $loaderror; }   #    if ($loaderror) { return $loaderror; } 
     #      #
     # HTML Header      # HTML Header
Line 219  sub handler { Line 220  sub handler {
     # Roles Checking      # Roles Checking
     #      #
     # Needs to be in a course      # Needs to be in a course
     if (! $ENV{'request.course.fn'}) {       if (! $env{'request.course.fn'}) { 
         # Not in a course, or not allowed to modify parms          # Not in a course, or not allowed to modify parms
         $ENV{'user.error.msg'}=          $env{'user.error.msg'}=
             $r->uri.":opa:0:0:Cannot modify spreadsheet";              $r->uri.":opa:0:0:Cannot modify spreadsheet";
         return HTTP_NOT_ACCEPTABLE;           return HTTP_NOT_ACCEPTABLE; 
     }      }
     my $courseid = $ENV{'request.course.id'};      my $courseid = $env{'request.course.id'};
     #      #
     # Do not allow students to continue if standard grading is in effect.      # Do not allow students to continue if standard or external grading is in
     if ($ENV{'request.role'} =~ /^st\./) {      # effect.
         if ($ENV{'course.'.$courseid.'.grading'} eq 'standard') {      #
       if ($env{'request.role'} =~ /^st\./) {
           if ($env{'course.'.$courseid.'.grading'} eq 'standard' ||
       $env{'course.'.$courseid.'.grading'} eq 'external' ) {
             return HTTP_NOT_ACCEPTABLE;              return HTTP_NOT_ACCEPTABLE;
         }          }
     }      }
Line 237  sub handler { Line 241  sub handler {
     # Get query string for limited number of parameters      # Get query string for limited number of parameters
     #      #
     &Apache::loncommon::get_unprocessed_cgi      &Apache::loncommon::get_unprocessed_cgi
         ($ENV{'QUERY_STRING'},['sname','sdomain','usymb','filename','recalc']);          ($ENV{'QUERY_STRING'},['sname','sdomain','usymb','filename','recalc',
                                  'output_format','not_first_run']);
     #      #
     # Deal with restricted student permissions       # Deal with restricted student permissions 
     #      #
     if ($ENV{'request.role'} =~ /^st\./) {      if ($env{'request.role'} =~ /^st\./) {
         delete $ENV{'form.cell'}       if (exists($ENV{'form.cell'}));          delete $env{'form.cell'}       if (exists($env{'form.cell'}));
         delete $ENV{'form.newformula'} if (exists($ENV{'form.newformula'}));          delete $env{'form.newformula'} if (exists($env{'form.newformula'}));
     }      }
     #      #
     # Determine basic information about the spreadsheet      # Determine basic information about the spreadsheet
     my ($sheettype) = ($r->uri=~/\/(\w+)$/);      my ($sheettype) = ($r->uri=~/\/(\w+)$/);
     #      #
     my $symb   = undef;      my $symb   = undef;
     $symb = $ENV{'form.usymb'} if (exists($ENV{'form.usymb'}));      $symb = $env{'form.usymb'} if (exists($env{'form.usymb'}));
     my $name   = $ENV{'user.name'};      my $name   = $env{'user.name'};
     my $domain = $ENV{'user.domain'};      my $domain = $env{'user.domain'};
     if (exists($ENV{'form.sname'})) {      if (exists($env{'form.sname'}) && $env{'form.sname'} ne '') {
         $name   = $ENV{'form.sname'};          $name   = $env{'form.sname'};
         $domain = $ENV{'form.sdomain'};          $domain = $env{'form.sdomain'};
       }
       $env{'form.sname'} = $name;
       $env{'form.sdomain'} = $domain;
       my $section = &Apache::lonnet::getsection($domain,$name,
         $env{'request.course.id'});
       my $group;
       my @groups = ();
       if (($env{'user.name'} eq $name) && ($env{'user.domain'} eq $domain)) {
           @groups=&Apache::lonnet::sort_course_groups(
                                                    $env{'request.course.groups'},
                                                    $env{'request.course.id'});
       } else {
           my $grouplist = &Apache::lonnet::get_users_groups($domain,$name,
                                                       $env{'request.course.id'});
           if ($grouplist) {
               @groups=&Apache::lonnet::sort_course_groups($grouplist,
                                                       $env{'request.course.id'});
           }
     }      }
       if (@groups > 0) {
           $group = $groups[0];
       }
   
     ##      ##
     ## Check permissions      ## Check permissions
     my $allowed_to_edit = &Apache::lonnet::allowed('mgr',      my $allowed_to_edit = &Apache::lonnet::allowed('mgr',
                                                 $ENV{'request.course.id'});                                                  $env{'request.course.id'});
     # Only those instructors/tas/whatevers with complete access      # Only those instructors/tas/whatevers with complete access
     # (not section restricted) are able to modify spreadsheets.      # (not section restricted) are able to modify spreadsheets.
     my $allowed_to_view =  &Apache::lonnet::allowed('vgr',      my $allowed_to_view =  &Apache::lonnet::allowed('vgr',
                                                 $ENV{'request.course.id'});                                                  $env{'request.course.id'});
     if (! $allowed_to_view) {      if (! $allowed_to_view) {
         $allowed_to_view = &Apache::lonnet::allowed('vgr',          $allowed_to_view = &Apache::lonnet::allowed('vgr',
                     $ENV{'request.course.id'}.'/'.$ENV{'request.course.sec'});                      $env{'request.course.id'}.'/'.$env{'request.course.sec'});
         # Those who are restricted by section are allowed to view.          # Those who are restricted by section are allowed to view.
         # The routines in lonstatistics which decide which students'           # The routines in lonstatistics which decide which students' 
         # will be shown take care of the restriction by section.          # will be shown take care of the restriction by section.
Line 277  sub handler { Line 304  sub handler {
     # if they are not requesting their own.      # if they are not requesting their own.
     if ($sheettype eq 'classcalc') {      if ($sheettype eq 'classcalc') {
         if (! $allowed_to_view) {          if (! $allowed_to_view) {
     $ENV{'user.error.msg'}=      $env{'user.error.msg'}=
  $r->uri.":vgr:0:0:Access Permission Denied";   $r->uri.":vgr:0:0:Access Permission Denied";
     return HTTP_NOT_ACCEPTABLE;       return HTTP_NOT_ACCEPTABLE; 
  }   }
     }      }
     if ((($name   ne $ENV{'user.name'} ) ||      if ((($name   ne $env{'user.name'} ) ||
          ($domain ne $ENV{'user.domain'})) && $sheettype ne 'classcalc') {           ($domain ne $env{'user.domain'})) && $sheettype ne 'classcalc') {
         # Check that the student is in their section?          # Check that the student is in their section?
         if (exists($ENV{'request.course.sec'}) &&           if (exists($env{'request.course.sec'}) && 
             $ENV{'request.course.sec'} ne '' ) {              $env{'request.course.sec'} ne '' ) {
             my $stu_sec = &Apache::lonnet::usection($domain,$name,              my $stu_sec = &Apache::lonnet::getsection($domain,$name,
                                                     $ENV{'request.course.id'});      $env{'request.course.id'});
             if ($stu_sec ne $ENV{'request.course.sec'}) {              if ($stu_sec ne $env{'request.course.sec'}) {
  $ENV{'user.error.msg'}=   $env{'user.error.msg'}=
     $r->uri.":vgr:0:0:Requested student not in your section.";      $r->uri.":vgr:0:0:Requested student not in your section.";
  return HTTP_NOT_ACCEPTABLE;    return HTTP_NOT_ACCEPTABLE; 
             }              }
Line 307  sub handler { Line 334  sub handler {
     #      #
     # Header....      # Header....
     #      #
     $r->print('<html><head><title>LON-CAPA Spreadsheet</title>');  
     my $nothing = &Apache::lonhtmlcommon::javascript_nothing();      my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
     ##      ##
     ## Spit out the javascript required for editing      ## Spit out the javascript required for editing
     ##      ##
       my $js;
     if ($allowed_to_edit) {      if ($allowed_to_edit) {
  my %lt=(   my %lt=(
  'ce' => 'Cell',   'ce' => 'Cell',
Line 320  sub handler { Line 347  sub handler {
  );   );
         my $extra_javascript =           my $extra_javascript = 
             &Apache::loncommon::browser_and_searcher_javascript();              &Apache::loncommon::browser_and_searcher_javascript();
         $r->print(<<ENDSCRIPT);  
    my $cell_edit_start = 
       &Apache::loncommon::start_page('Cell Edit Window',undef,
      {'only_body' => 1,
       'js_ready'  => 1,});
    my $cell_edit_end = 
       &Apache::loncommon::end_page({'js_ready'  => 1,});
   
           $js = <<ENDSCRIPT;
 <script type="text/javascript">  <script type="text/javascript">
 //<!--  //<!--
     $extra_javascript      $extra_javascript
Line 331  sub handler { Line 366  sub handler {
         var edit_text = '';          var edit_text = '';
         // cellformula may contain less-than and greater-than symbols, so          // cellformula may contain less-than and greater-than symbols, so
         // we need to escape them?            // we need to escape them?  
         edit_text +='<html><head><title>Cell Edit Window</title></head><body>';          edit_text +='$cell_edit_start';
         edit_text += '<form name="editwinform">';          edit_text += '<form name="editwinform">';
         edit_text += '<center><h3>$lt{'ce'} '+cellname+'</h3>';          edit_text += '<center><h3>$lt{'ce'} '+cellname+'</h3>';
         edit_text += '<textarea name="newformula" cols="60" rows="12"';          edit_text += '<textarea name="newformula" cols="60" rows="12"';
Line 349  sub handler { Line 384  sub handler {
         edit_text += '<input type="button" name="abort" ';          edit_text += '<input type="button" name="abort" ';
         edit_text +=     'value="$lt{'dc'}"';          edit_text +=     'value="$lt{'dc'}"';
         edit_text += ' onClick="javascript:self.close()" />';          edit_text += ' onClick="javascript:self.close()" />';
         edit_text += '</center></body></html>';          edit_text += '</center>$cell_edit_end';
   
         if (editwin != null && !(editwin.closed) ) {          if (editwin != null && !(editwin.closed) ) {
             editwin.close();              editwin.close();
Line 362  sub handler { Line 397  sub handler {
 </script>  </script>
 ENDSCRIPT  ENDSCRIPT
     }      }
     $r->print('</head>'.&Apache::loncommon::bodytag('Grades Spreadsheet').      &Apache::lonhtmlcommon::clear_breadcrumbs();
       &Apache::lonhtmlcommon::add_breadcrumb
           ({href  => $r->uri,
             title => 'Spreadsheet',
             text  => 'Spreadsheet',
             faq   => 134,
             bug   => 'Spreadsheet'});
       $r->print(&Apache::loncommon::start_page('Grades Spreadsheet',$js).
                 &Apache::lonhtmlcommon::breadcrumbs(undef,'Spreadsheet').
               '<form action="'.$r->uri.'" name="sheet" method="post">');                '<form action="'.$r->uri.'" name="sheet" method="post">');
     $r->print(&hiddenfield('sname'  ,$ENV{'form.sname'}).      $r->print(&hiddenfield('sname'  ,$env{'form.sname'}).
               &hiddenfield('sdomain',$ENV{'form.sdomain'}).                &hiddenfield('sdomain',$env{'form.sdomain'}).
               &hiddenfield('usymb'  ,$ENV{'form.usymb'}));                &hiddenfield('usymb'  ,$env{'form.usymb'}));
     $r->rflush();      $r->rflush();
     ##      ##
     ## Determine the filename to use      ## Determine the filename to use
     my $filename = undef;      my $filename = undef;
     if ($allowed_to_edit) {      if ($allowed_to_edit) {
         $filename = $ENV{'form.filename'} if (exists($ENV{'form.filename'}));          $filename = $env{'form.filename'} if (exists($env{'form.filename'}));
         #          #
         if (exists($ENV{'form.load'}) && exists($ENV{'form.loadfilename'})) {          if (exists($env{'form.load'}) && exists($env{'form.loadfilename'})) {
             $filename = $ENV{'form.loadfilename'};              $filename = $env{'form.loadfilename'};
             $ENV{'form.workcopy'} = 'no';              $env{'form.workcopy'} = 'no';
         }          }
     }      }
     ##      ##
     ## Take care of "backdoor" spreadsheet expiration / recalc stuff      ## Take care of "backdoor" spreadsheet expiration / recalc stuff
     if ($allowed_to_edit && exists($ENV{'form.recalc'})) {      if ($allowed_to_edit && exists($env{'form.recalc'})) {
         if (exists($ENV{'form.recalc'})) {          if (exists($env{'form.recalc'})) {
             &Apache::loncoursedata::delete_caches($ENV{'requres.course.id'});              &Apache::loncoursedata::delete_caches($env{'requres.course.id'});
         }          }
         if ($ENV{'form.recalc'} eq 'ilovewastingtime') {          if ($env{'form.recalc'} eq 'ilovewastingtime') {
             &Apache::lonnet::logthis('ilovewastingtime');              &Apache::lonnet::logthis('spreadsheet expired: entire course');
             # expire ALL spreadsheets              # expire ALL spreadsheets
             &Apache::lonnet::expirespread('','','studentcalc');              &Apache::lonnet::expirespread('','','studentcalc');
             &Apache::lonnet::expirespread('','','assesscalc');              &Apache::lonnet::expirespread('','','assesscalc');
         } elsif ($ENV{'form.recalc'} =~ /^symb:/) {              $r->print('<h3>'.
                         &mt('Expired spreadsheet caches for all students').
                         '</h3>');
           } elsif ($env{'form.recalc'} =~ /^symb:/) {
             # expire for all students on this symb              # expire for all students on this symb
             my ($symb) = ($ENV{'form.recalc'} =~ /^symb:(.*)$/);              my ($symb) = ($env{'form.recalc'} =~ /^symb:(.*)$/);
             &Apache::lonnet::logthis('symb = '.$symb);              &Apache::lonnet::logthis('spreadsheet expired: symb = '.$symb);
             &Apache::lonnet::expirespread('','','assesscalc',$symb);              &Apache::lonnet::expirespread('','','assesscalc',$symb);
             &Apache::lonnet::expirespread('','','studentcalc');              &Apache::lonnet::expirespread('','','studentcalc');
         } elsif ($ENV{'form.recalc'} =~ /^student:/) {              $r->print('<h3>'.
                 &mt('Expired spreadsheet caches for all students for symb  [_1]',
                     $symb).
                         '</h3>');
           } elsif ($env{'form.recalc'} =~ /^student:/) {
             # expire all assessment spreadsheets for this user              # expire all assessment spreadsheets for this user
             my ($sname,$sdom) = ($ENV{'form.recalc'}=~/^student:(.*):(.*)$/);              my ($sname,$sdom) = ($env{'form.recalc'}=~/^student:(.*):(.*)$/);
             &Apache::lonnet::logthis('student = '.$sname.':'.$sdom);              &Apache::lonnet::logthis('spreadsheet expired: student = '.
                                        $sname.'@'.$sdom);
             if (defined($sname) && defined($sdom)) {              if (defined($sname) && defined($sdom)) {
                 &Apache::lonnet::expirespread($sname,$sdom,'assesscalc');                  &Apache::lonnet::expirespread($sname,$sdom,'assesscalc');
                 &Apache::lonnet::expirespread($sname,$sdom,'studentcalc');                  &Apache::lonnet::expirespread($sname,$sdom,'studentcalc');
                   $r->print('<h3>'.
                             &mt('Expired spreadsheet caches for student [_1]',
                                 $sname.'@'.$sdom).
                             '</h3>');
             }              }
         }          }
     }      }
Line 411  ENDSCRIPT Line 466  ENDSCRIPT
     &Apache::Spreadsheet::initialize_spreadsheet_package();      &Apache::Spreadsheet::initialize_spreadsheet_package();
     my $spreadsheet = undef;      my $spreadsheet = undef;
     if ($sheettype eq 'classcalc') {      if ($sheettype eq 'classcalc') {
         $spreadsheet = Apache::classcalc->new($name,$domain,$filename,undef);          $spreadsheet = Apache::classcalc->new($name,$domain,$filename,undef,
         $section,$group);
     } elsif ($sheettype eq 'studentcalc') {      } elsif ($sheettype eq 'studentcalc') {
         $spreadsheet = Apache::studentcalc->new($name,$domain,$filename,undef);          $spreadsheet = Apache::studentcalc->new($name,$domain,$filename,undef,
    $section,$group);
     } elsif ($sheettype eq 'assesscalc' &&       } elsif ($sheettype eq 'assesscalc' && 
              defined($symb) &&                defined($symb) && 
              $allowed_to_edit) {               $allowed_to_edit) {
         $spreadsheet = Apache::assesscalc->new($name,$domain,$filename,$symb);          $spreadsheet = Apache::assesscalc->new($name,$domain,$filename,$symb,
          $section,$group);
     } else {      } else {
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
Line 432  ENDSCRIPT Line 490  ENDSCRIPT
     ## Editing/loading/saving      ## Editing/loading/saving
     if ($allowed_to_edit) {      if ($allowed_to_edit) {
         my ($html,$action_message) = &file_dialogs($spreadsheet);          my ($html,$action_message) = &file_dialogs($spreadsheet);
         if ($ENV{'form.makedefault'}) {          if ($env{'form.makedefault'}) {
             $spreadsheet->make_default();              $spreadsheet->make_default();
             if ($action_message) {              if ($action_message) {
                 $action_message .= '<br />';                  $action_message .= '<br />';
Line 447  ENDSCRIPT Line 505  ENDSCRIPT
             }              }
             $action_message .= '.';              $action_message .= '.';
         }          }
         $r->print('<table><tr><td>'.$spreadsheet->html_header().'</td>'.          $r->print('<table><tr><td valign="top">'.
                   '<td valign="bottom">'.$html."</td></tr></table>\n");                    $spreadsheet->html_header().
                     '</td>'.
                     '<td valign="center">'.$html."</td></tr></table>\n");
         if ($action_message ne '') {          if ($action_message ne '') {
             $r->print(<<END);              $r->print(<<END);
 <table>  <table>
Line 467  END Line 527  END
     $r->rflush();      $r->rflush();
     #      #
     $r->print("<table><tr>");      $r->print("<table><tr>");
     if ($sheettype eq 'classcalc') {      $r->print('<td><input type="submit" value="'.
         $r->print('<td><input type="submit" value="'.                &mt('Generate Spreadsheet').'" />'.
   &mt('Generate Spreadsheet').'" />'.                '</td>');
                   '</td>');  
     }  
     if ($allowed_to_view) {      if ($allowed_to_view) {
         $r->print('<td>'.          $r->print('<td>'.
                   &Apache::loncommon::help_open_topic("Spreadsheet_About",                    &Apache::loncommon::help_open_topic("Spreadsheet_About",
Line 492  END Line 550  END
     # Keep track of the number of times we have been called, sort of.      # Keep track of the number of times we have been called, sort of.
     $r->print(&hiddenfield('not_first_run','whatever'));      $r->print(&hiddenfield('not_first_run','whatever'));
     #      #
     if (exists($ENV{'form.not_first_run'}) || $sheettype ne 'classcalc') {      if (exists($env{'form.not_first_run'}) || $sheettype ne 'classcalc') {
         $r->print($spreadsheet->get_html_title());          $r->print($spreadsheet->get_html_title());
         if ($allowed_to_view || $allowed_to_edit) {          if ($allowed_to_view || $allowed_to_edit) {
             $r->print($spreadsheet->parent_link());              $r->print($spreadsheet->parent_link());
Line 500  END Line 558  END
         $r->rflush();          $r->rflush();
         $spreadsheet->display($r);          $spreadsheet->display($r);
     }      }
     $r->print('</form></body></html>');      $r->print('</form>'.&Apache::loncommon::end_page());
       $spreadsheet->clear_package();
     return OK;      return OK;
 }  }
   
Removed from v.1.29  
changed lines
  Added in v.1.46

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