Diff for /loncom/interface/lonnavmaps.pm between versions 1.531 and 1.538

version 1.531, 2017/07/07 17:04:40 version 1.538, 2017/12/21 03:50:57
Line 51  described at http://www.lon-capa.org. Line 51  described at http://www.lon-capa.org.
 X<lonnavmaps, overview> When a user enters a course, LON-CAPA examines the  X<lonnavmaps, overview> When a user enters a course, LON-CAPA examines the
 course structure and caches it in what is often referred to as the  course structure and caches it in what is often referred to as the
 "big hash" X<big hash>. You can see it if you are logged into  "big hash" X<big hash>. You can see it if you are logged into
 LON-CAPA, in a course, by going to /adm/test. (You may need to  LON-CAPA, in a course, by going to /adm/test. The content of 
 tweak the /home/httpd/lonTabs/htpasswd file to view it.) The  the hash will be under the heading "Big Hash".
 content of the hash will be under the heading "Big Hash".  
   Access to /adm/test is controlled by a domain configuration, 
   which a Domain Coordinator will set for a server's default domain
   via: Main Menu > Set domain configuration > Display (Access to 
   server status pages checked), and entering a username:domain
   or IP address in the "Show user environment" row. Users with
   an unexpired domain coordinator role in the server's domain
   automatically receive access to /adm/test.
   
 Big Hash contains, among other things, how resources are related  Big Hash contains, among other things, how resources are related
 to each other (next/previous), what resources are maps, which   to each other (next/previous), what resources are maps, which 
Line 77  Apache::lonnavmaps also provides fairly Line 84  Apache::lonnavmaps also provides fairly
 rendering navmaps, and last but not least, provides the navmaps  rendering navmaps, and last but not least, provides the navmaps
 view for when the user clicks the NAV button.  view for when the user clicks the NAV button.
   
 B<Note>: Apache::lonnavmaps I<only> works for the "currently  B<Note>: Apache::lonnavmaps by default will show information 
 logged in user"; if you want things like "due dates for another  for the "currently logged in user".  However, if information
 student" lonnavmaps can not directly retrieve information like  about resources is needed for a different user, e.g., a bubblesheet
 that. You need the EXT function. This module can still help,  exam which uses randomorder, or randompick needs to be printed or 
 because many things, such as the course structure, are constant  graded for named user(s) or specific CODEs, then the username,
   domain, or CODE can be passed as arguments when creating a new 
   navmap object.
   
   Note if you want things like "due dates for another student,
   you would use the EXT function instead of lonnavmaps.
   That said, the lonnavmaps module can still help, because many
   things, such as the course structure, are usually constant
 between users, and Apache::lonnavmaps can help by providing  between users, and Apache::lonnavmaps can help by providing
 symbs for the EXT call.  symbs for the EXT call.
   
Line 91  all, then documents the Apache::lonnavma Line 105  all, then documents the Apache::lonnavma
 is the key to accessing the Big Hash information, covers the use  is the key to accessing the Big Hash information, covers the use
 of the Iterator (which provides the logic for traversing the   of the Iterator (which provides the logic for traversing the 
 somewhat-complicated Big Hash data structure), documents the  somewhat-complicated Big Hash data structure), documents the
 Apache::lonnavmaps::Resource objects that are returned by   Apache::lonnavmaps::Resource objects that are returned singularly
   by: getBySymb(), getById(), getByMapPc(), and getResourceByUrl()
   (can also be as an array), or in an array by retrieveResources().
   
 =head1 Subroutine: render  =head1 Subroutine: render
   
Line 485  use Apache::lonlocal; Line 501  use Apache::lonlocal;
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::lonmap;  use Apache::lonmap;
   
 use POSIX qw (floor strftime);  use POSIX qw (ceil floor strftime);
 use Time::HiRes qw( gettimeofday tv_interval );  use Time::HiRes qw( gettimeofday tv_interval );
 use LONCAPA;  use LONCAPA;
 use DateTime();  use DateTime();
Line 642  sub getDescription { Line 658  sub getDescription {
             } elsif ($slot_status == $res->RESERVABLE) {              } elsif ($slot_status == $res->RESERVABLE) {
                 $slotmsg = &mt('Reservable, reservations close [_1]',                  $slotmsg = &mt('Reservable, reservations close [_1]',
                            timeToHumanString($slot_time,'end'));                             timeToHumanString($slot_time,'end'));
               } elsif ($slot_status == $res->NEEDS_CHECKIN) {
                   $slotmsg = &mt('Reserved, check-in needed - ends [_1]',
                              timeToHumanString($slot_time,'end'));
             } elsif ($slot_status == $res->RESERVABLE_LATER) {              } elsif ($slot_status == $res->RESERVABLE_LATER) {
                 $slotmsg = &mt('Reservable, reservations open [_1]',                  $slotmsg = &mt('Reservable, reservations open [_1]',
                            timeToHumanString($slot_time,'start'));                             timeToHumanString($slot_time,'start'));
Line 991  sub render_resource { Line 1010  sub render_resource {
             # Don't allow users to manipulate folder              # Don't allow users to manipulate folder
             $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';              $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';
             $icon = "<img class=\"LC_space\" src='$whitespace' alt='' />"."<img class=\"LC_contentImage\" src='$location/$icon' alt=\"".($nowOpen ? &mt('Open Folder') : &mt('Close Folder')).' '.$title."\" />";              $icon = "<img class=\"LC_space\" src='$whitespace' alt='' />"."<img class=\"LC_contentImage\" src='$location/$icon' alt=\"".($nowOpen ? &mt('Open Folder') : &mt('Close Folder')).' '.$title."\" />";
               if ($params->{'caller'} eq 'sequence') {
             $linkopen = "";                  $linkopen = "<a href=\"$link\">";
             $linkclose = "";              } else {
                   $linkopen = "";
                   $linkclose = "";
               }
         }          }
         if (((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) ||          if (((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) ||
               (&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) &&                (&Apache::lonnet::allowed('cev',$env{'request.course.id'}))) &&
Line 1127  sub render_quick_status { Line 1149  sub render_quick_status {
     my $linkclose = "</a>";      my $linkclose = "</a>";
   
  $result .= '<td class="LC_middle">';   $result .= '<td class="LC_middle">';
     if ($resource->is_problem() &&      if ($resource->is_gradable() &&
         !$firstDisplayed) {          !$firstDisplayed) {
         my $icon = $statusIconMap{$resource->simpleStatus($part)};          my $icon = $statusIconMap{$resource->simpleStatus($part)};
         my $alt = $iconAltTags{$icon};          my $alt = $iconAltTags{$icon};
Line 1152  sub render_long_status { Line 1174  sub render_long_status {
                                   
     my $color;      my $color;
     my $info = '';      my $info = '';
     if ($resource->is_problem() || $resource->is_practice()) {      if ($resource->is_gradable() || $resource->is_practice()) {
         $color = $colormap{$resource->status};          $color = $colormap{$resource->status};
   
         if (dueInLessThan24Hours($resource, $part)) {          if (dueInLessThan24Hours($resource, $part)) {
Line 1166  sub render_long_status { Line 1188  sub render_long_status {
             }              }
          }           }
     }      }
       
     if ($resource->kind() eq "res" &&      if (($resource->kind() eq "res") &&
         $resource->is_raw_problem() &&          ($resource->is_raw_problem() || $resource->is_gradable()) &&
         !$firstDisplayed) {          !$firstDisplayed) {
         if ($color) {$result .= '<span style="color:'.$color.'"'.$info.'><b>'; }          if ($color) {$result .= '<span style="color:'.$color.'"'.$info.'><b>'; }
         $result .= getDescription($resource, $part);          $result .= getDescription($resource, $part);
Line 1215  my @statuses = ($resObj->CORRECT, $resOb Line 1237  my @statuses = ($resObj->CORRECT, $resOb
   
 sub render_parts_summary_status {  sub render_parts_summary_status {
     my ($resource, $part, $params) = @_;      my ($resource, $part, $params) = @_;
     if (!$resource->is_problem() && !$resource->contains_problem) { return '<td></td>'; }      if (!$resource->is_gradable() && !$resource->contains_problem) { return '<td></td>'; }
     if ($params->{showParts}) {       if ($params->{showParts}) { 
  return '<td></td>';   return '<td></td>';
     }      }
Line 1356  sub render { Line 1378  sub render {
             my $currenturl = $env{'form.postdata'};              my $currenturl = $env{'form.postdata'};
             #$currenturl=~s/^http\:\/\///;              #$currenturl=~s/^http\:\/\///;
             #$currenturl=~s/^[^\/]+//;              #$currenturl=~s/^[^\/]+//;
                           unless ($args->{'caller'} eq 'sequence') {
             $here = $jump = &Apache::lonnet::symbread($currenturl);                  $here = $jump = &Apache::lonnet::symbread($currenturl);
               }
  }   }
  if ($here eq '') {   if (($here eq '') && ($args->{'caller'} ne 'sequence')) {
     my $last;      my $last;
     if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',      if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
                     &GDBM_READER(),0640)) {                      &GDBM_READER(),0640)) {
Line 1850  END Line 1873  END
                 }                  }
             }              }
     if (defined($anchor)) { $anchor='#'.$anchor; }      if (defined($anchor)) { $anchor='#'.$anchor; }
     $args->{"resourceLink"} = $src.      if (($args->{'caller'} eq 'sequence') && ($curRes->is_map())) {
  ($srcHasQuestion?'&amp;':'?') .          $args->{"resourceLink"} = $src.($srcHasQuestion?'&amp;':'?') .'navmap=1';
  'symb=' . &escape($symb).$anchor;      } else {
           $args->{"resourceLink"} = $src.
       ($srcHasQuestion?'&amp;':'?') .
       'symb=' . &escape($symb).$anchor;
       }
  }   }
         # Now, we've decided what parts to show. Loop through them and          # Now, we've decided what parts to show. Loop through them and
         # show them.          # show them.
Line 2266  sub generate_email_discuss_status { Line 2293  sub generate_email_discuss_status {
     foreach my $msgid (@keys) {      foreach my $msgid (@keys) {
  if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) {   if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) {
             my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid,              my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid,
                 $symb,$error) = &Apache::lonmsg::unpackmsgid($msgid);                  $symb,$error) = &Apache::lonmsg::unpackmsgid(&LONCAPA::escape($msgid));
             &Apache::lonenc::check_decrypt(\$symb);               &Apache::lonenc::check_decrypt(\$symb); 
             if (($fromcid ne '') && ($fromcid ne $cid)) {              if (($fromcid ne '') && ($fromcid ne $cid)) {
                 next;                  next;
Line 2672  sub parmval_real { Line 2699  sub parmval_real {
   
     my ($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);      my ($mapname,$id,$fn)=&Apache::lonnet::decode_symb($symb);
     $mapname = &Apache::lonnet::deversion($mapname);      $mapname = &Apache::lonnet::deversion($mapname);
       my $toolsymb = '';
       if ($fn =~ /ext\.tool$/) {
           $toolsymb = $symb;
       }
     my ($recursed,@recurseup);       my ($recursed,@recurseup); 
           
 # ----------------------------------------------------- Cascading lookup scheme  # ----------------------------------------------------- Cascading lookup scheme
Line 2792  sub parmval_real { Line 2823  sub parmval_real {
   
     my $meta_rwhat=$rwhat;      my $meta_rwhat=$rwhat;
     $meta_rwhat=~s/\./_/g;      $meta_rwhat=~s/\./_/g;
     my $default=&Apache::lonnet::metadata($fn,$meta_rwhat);      my $default=&Apache::lonnet::metadata($fn,$meta_rwhat,$toolsymb);
     if (defined($default)) { return [$default,'resource']}      if (defined($default)) { return [$default,'resource']}
     $default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);      $default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat,$toolsymb);
     if (defined($default)) { return [$default,'resource']}      if (defined($default)) { return [$default,'resource']}
 # --------------------------------------------------- fifth, check more course  # --------------------------------------------------- fifth, check more course
     if (defined($courseopt)) {      if (defined($courseopt)) {
Line 2836  sub parmval_real { Line 2867  sub parmval_real {
        if (defined($partgeneral[0])) { return \@partgeneral; }         if (defined($partgeneral[0])) { return \@partgeneral; }
     }      }
     if ($recurse) { return []; }      if ($recurse) { return []; }
     my $pack_def=&Apache::lonnet::packages_tab_default($fn,'resource.'.$rwhat);      my $pack_def=&Apache::lonnet::packages_tab_default($fn,'resource.'.$rwhat,$toolsymb);
     if (defined($pack_def)) { return [$pack_def,'resource']; }      if (defined($pack_def)) { return [$pack_def,'resource']; }
     return [''];      return [''];
 }  }
Line 2857  sub recurseup_maps { Line 2888  sub recurseup_maps {
     return @recurseup;      return @recurseup;
 }  }
   
   sub recursed_crumbs {
       my ($self,$mapurl,$restitle) = @_;
       my (@revmapinfo,@revmapres);
       my $mapres = $self->getResourceByUrl($mapurl);
       if (ref($mapres)) {
           @revmapres = map { $self->getByMapPc($_); } split(/,/,$mapres->map_breadcrumbs());
           shift(@revmapres);
       }
       my $allowedlength = 60;
       my $minlength = 5;
       my $allowedtitle = 30;
       if (($env{'environment.icons'} eq 'iconsonly') && (!$env{'browser.mobile'})) {
           $allowedlength = 100;
           $allowedtitle = 70;
       }
       if (length($restitle) > $allowedtitle) {
           $restitle = &truncate_crumb_text($restitle,$allowedtitle);
       }
       my $totallength = length($restitle);
       my @links;
   
       foreach my $map (@revmapres) {
           my $pc = $map->map_pc();
           next if ((!$pc) || ($pc == 1));
           push(@links,$map);
           push(@revmapinfo,{'href' => $map->link().'?navmap=1','text' => $map->title(),'no_mt' => 1,});
           $totallength += length($map->title());
       }
       my $numlinks = scalar(@links);
       if ($numlinks) {
           if ($totallength - $allowedlength > 0) {
               my $available = $allowedlength - length($restitle);
               my $avg = POSIX::ceil($available/$numlinks);
               if ($avg < $minlength) {
                   $avg = $minlength;
               }
               @revmapinfo = ();
               foreach my $map (@links) {
                   my $showntitle = &truncate_crumb_text($map->title(),$avg);
                   if ($showntitle ne '') {
                       push(@revmapinfo,{'href' => $map->link().'?navmap=1','text' => $showntitle,'no_mt' => 1,});
                   }
               }
           }
       }
       if ($restitle ne '') {
           push(@revmapinfo,{'text' => $restitle, 'no_mt' => 1});
       }
       return @revmapinfo;
   }
   
   sub truncate_crumb_text {
       my ($title,$limit) = @_;
       my $showntitle = '';
       if (length($title) > $limit) {
           my @words = split(/\b\s*/,$title);
           if (@words == 1) {
               $showntitle = substr($title,0,$limit).' ...';
           } else {
               my $linklength = 0;
               my $num = 0;
               foreach my $word (@words) {
                   $linklength += 1+length($word);
                   if ($word eq '-') {
                       $showntitle =~ s/ $//;
                       $showntitle .= $word;
                   } elsif ($linklength > $limit) {
                       if ($num < @words) {
                           $showntitle .= $word.' ...';
                           last;
                       } else {
                           $showntitle .= $word;
                       }
                   } else {
                       $showntitle .= $word.' ';
                   }
               }
               $showntitle =~ s/ $//;
           }
           return $showntitle;
       } else {
           return $title;
       }
   }
   
 #  #
 #  Determines the open/close dates for printing a map that  #  Determines the open/close dates for printing a map that
 #  encloses a resource.  #  encloses a resource.
Line 4366  sub is_problem { Line 4482  sub is_problem {
     }      }
     return 0;      return 0;
 }  }
   sub is_tool {
       my $self=shift;
       my $src = $self->src();
       return ($src =~ /ext\.tool$/);
   }
   sub is_gradable {
       my $self=shift;
       my $src = $self->src();
       if (($src =~ /$LONCAPA::assess_re/) ||
           (($self->is_tool()) && ($self->parmval('gradable',0) =~ /^yes$/i))) {
           return !($self->is_practice());
       }
   }
 #  #
 #  The has below is the set of status that are considered 'incomplete'  #  The has below is the set of status that are considered 'incomplete'
 #  #
Line 4504  Returns a string with a comma-separated Line 4633  Returns a string with a comma-separated
 for the hierarchy of maps containing a map, with the top level  for the hierarchy of maps containing a map, with the top level
 map first, then descending to deeper levels, with the enclosing map last.  map first, then descending to deeper levels, with the enclosing map last.
   
   =item * B<map_breadcrumbs>:
   
   Same as map_hierarchy, except maps containing only a single itemm if
   it's a map, or containing no items are omitted, unless it's the top
   level map (map_pc = 1), which is always included.
   
 =back  =back
   
 =cut  =cut
Line 4539  sub map_hierarchy { Line 4674  sub map_hierarchy {
     my $pc = $self->map_pc();      my $pc = $self->map_pc();
     return $self->navHash("map_hierarchy_$pc", 0);      return $self->navHash("map_hierarchy_$pc", 0);
 }  }
   sub map_breadcrumbs {
       my $self = shift;
       my $pc = $self->map_pc();
       return $self->navHash("map_breadcrumbs_$pc", 0);
   }
   
 #####  #####
 # Property queries  # Property queries
Line 5016  sub parts { Line 5156  sub parts {
     my $self = shift;      my $self = shift;
   
     if ($self->ext) { return []; }      if ($self->ext) { return []; }
       if (($self->is_tool()) &&
           ($self->is_gradable())) { return ['0']; }
   
     $self->extractParts();      $self->extractParts();
     return $self->{PARTS};      return $self->{PARTS};
Line 5390  Attempted, and not yet graded. Line 5532  Attempted, and not yet graded.
   
 Attempted, and credit received for attempt (survey and anonymous survey only).  Attempted, and credit received for attempt (survey and anonymous survey only).
   
   =item * B<INCORRECT_BY_PASSBACK>:
   
   Attempted, but wrong for LTI Tool Provider by passback of grade
   
   =item * B<CORRECT_BY_PASSBACK>:
   
   Correct for LTI Tool Provider by passback of grade
   
 =back  =back
   
 =cut  =cut
Line 5402  sub CORRECT_BY_OVERRIDE   { return 14; } Line 5552  sub CORRECT_BY_OVERRIDE   { return 14; }
 sub EXCUSED               { return 15; }  sub EXCUSED               { return 15; }
 sub ATTEMPTED             { return 16; }  sub ATTEMPTED             { return 16; }
 sub CREDIT_ATTEMPTED      { return 17; }  sub CREDIT_ATTEMPTED      { return 17; }
   sub INCORRECT_BY_PASSBACK { return 18; }
   sub CORRECT_BY_PASSBACK   { return 19; }
   
 sub getCompletionStatus {  sub getCompletionStatus {
     my $self = shift;      my $self = shift;
Line 5416  sub getCompletionStatus { Line 5568  sub getCompletionStatus {
     if ($status eq 'correct_by_override') {      if ($status eq 'correct_by_override') {
  return $self->CORRECT_BY_OVERRIDE;   return $self->CORRECT_BY_OVERRIDE;
     }      }
       if ($status eq 'correct_by_passback') {
           return $self->CORRECT_BY_PASSBACK;
       }
     if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }      if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }
     if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }      if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }
       if ($status eq 'incorrect_by_passback') {return $self->INCORRECT_BY_PASSBACK; }
     if ($status eq 'excused') {return $self->EXCUSED; }      if ($status eq 'excused') {return $self->EXCUSED; }
     if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }      if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }
     if ($status eq 'credit_attempted') {      if ($status eq 'credit_attempted') {
Line 5571  sub status { Line 5727  sub status {
   
     # There are a few whole rows we can dispose of:      # There are a few whole rows we can dispose of:
     if ($completionStatus == CORRECT ||      if ($completionStatus == CORRECT ||
         $completionStatus == CORRECT_BY_OVERRIDE ) {          $completionStatus == CORRECT_BY_OVERRIDE ||
           $completionStatus == CORRECT_BY_PASSBACK ) {
  if ( $suppressFeedback ) { return ANSWER_SUBMITTED }   if ( $suppressFeedback ) { return ANSWER_SUBMITTED }
  my $awarded=$self->awarded($part);   my $awarded=$self->awarded($part);
  if ($awarded < 1 && $awarded > 0) {   if ($awarded < 1 && $awarded > 0) {
Line 5584  sub status { Line 5741  sub status {
   
     # If it's WRONG... and not open      # If it's WRONG... and not open
     if ( ($completionStatus == INCORRECT ||       if ( ($completionStatus == INCORRECT || 
   $completionStatus == INCORRECT_BY_OVERRIDE)    $completionStatus == INCORRECT_BY_OVERRIDE ||
     $completionStatus == INCORRECT_BY_PASSBACK)
  && (!$self->opendate($part) ||  $self->opendate($part) > time()) ) {   && (!$self->opendate($part) ||  $self->opendate($part) > time()) ) {
  return INCORRECT;   return INCORRECT;
     }      }
Line 5626  sub status { Line 5784  sub status {
     }      }
   
     # If it's WRONG...      # If it's WRONG...
     if ($completionStatus == INCORRECT || $completionStatus == INCORRECT_BY_OVERRIDE) {      if ($completionStatus == INCORRECT || $completionStatus == INCORRECT_BY_OVERRIDE ||
           $completionStatus == INCORRECT_BY_PASSBACK) {
         # and there are TRIES LEFT:          # and there are TRIES LEFT:
         if ($self->tries($part) < $self->maxtries($part) || !$self->maxtries($part)) {          if ($self->tries($part) < $self->maxtries($part) || !$self->maxtries($part)) {
             return $suppressFeedback ? ANSWER_SUBMITTED : TRIES_LEFT;              return $suppressFeedback ? ANSWER_SUBMITTED : TRIES_LEFT;
Line 5680  sub check_for_slot { Line 5839  sub check_for_slot {
                                 ($checkedin,$checkedinslot) = $self->checkedin();                                  ($checkedin,$checkedinslot) = $self->checkedin();
                                 unless ((grep(/^\Q$checkedin\E/,@proctors)) &&                                  unless ((grep(/^\Q$checkedin\E/,@proctors)) &&
                                         ($checkedinslot eq $slot_name)) {                                          ($checkedinslot eq $slot_name)) {
                                     return (NEEDS_CHECKIN,undef,$slot_name);                                       return (NEEDS_CHECKIN,$end,$slot_name); 
                                 }                                  }
                             }                              }
                             return (RESERVED,$end,$slot_name);                              return (RESERVED,$end,$slot_name);

Removed from v.1.531  
changed lines
  Added in v.1.538


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