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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.1361 and 1.1362

version 1.1361, 2017/11/30 15:15:06 version 1.1362, 2017/12/18 23:14:03
Line 7504  sub allowed { Line 7504  sub allowed {
 # Free bre to public access  # Free bre to public access
   
     if ($priv eq 'bre') {      if ($priv eq 'bre') {
         my $copyright=&metadata($uri,'copyright');          my $copyright;
           unless ($uri =~ /ext\.tool/) {
               $copyright=&metadata($uri,'copyright');
           }
  if (($copyright eq 'public') && (!$env{'request.course.id'})) {    if (($copyright eq 'public') && (!$env{'request.course.id'})) { 
            return 'F';              return 'F'; 
         }          }
Line 11491  sub EXT { Line 11494  sub EXT {
  } else {   } else {
     $filename=$env{'request.filename'};      $filename=$env{'request.filename'};
  }   }
  my $metadata=&metadata($filename,$what);          my $toolsymb;
           if (($filename =~ /ext\.tool$/) && ($what ne '0_gradable')) {
               $toolsymb = $symbparm;
           }
    my $metadata=&metadata($filename,$what,$toolsymb);
  if (defined($metadata)) { return &get_reply([$metadata,'resource']); }   if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
  $metadata=&metadata($filename,'parameter_'.$what);   $metadata=&metadata($filename,'parameter_'.$what,$toolsymb);
  if (defined($metadata)) { return &get_reply([$metadata,'resource']); }   if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
   
 # ----------------------------------------------- fifth, look in rest of course  # ----------------------------------------------- fifth, look in rest of course
Line 11519  sub EXT { Line 11526  sub EXT {
     if (defined($partgeneral[0])) { return &get_reply(\@partgeneral); }      if (defined($partgeneral[0])) { return &get_reply(\@partgeneral); }
  }   }
  if ($recurse) { return undef; }   if ($recurse) { return undef; }
  my $pack_def=&packages_tab_default($filename,$varname);   my $pack_def=&packages_tab_default($filename,$varname,$toolsymb);
  if (defined($pack_def)) { return &get_reply([$pack_def,'resource']); }   if (defined($pack_def)) { return &get_reply([$pack_def,'resource']); }
 # ---------------------------------------------------- Any other user namespace  # ---------------------------------------------------- Any other user namespace
     } elsif ($realm eq 'environment') {      } elsif ($realm eq 'environment') {
Line 11613  sub sort_course_groups { # Sort groups b Line 11620  sub sort_course_groups { # Sort groups b
 }  }
   
 sub packages_tab_default {  sub packages_tab_default {
     my ($uri,$varname)=@_;      my ($uri,$varname,$toolsymb)=@_;
     my (undef,$part,$name)=split(/\./,$varname);      my (undef,$part,$name)=split(/\./,$varname);
   
     my (@extension,@specifics,$do_default);      my (@extension,@specifics,$do_default);
     foreach my $package (split(/,/,&metadata($uri,'packages'))) {      foreach my $package (split(/,/,&metadata($uri,'packages',$toolsymb))) {
  my ($pack_type,$pack_part)=split(/_/,$package,2);   my ($pack_type,$pack_part)=split(/_/,$package,2);
  if ($pack_type eq 'default') {   if ($pack_type eq 'default') {
     $do_default=1;      $do_default=1;
Line 11685  sub add_prefix_and_part { Line 11692  sub add_prefix_and_part {
 my %metaentry;  my %metaentry;
 my %importedpartids;  my %importedpartids;
 sub metadata {  sub metadata {
     my ($uri,$what,$liburi,$prefix,$depthcount)=@_;      my ($uri,$what,$toolsymb,$liburi,$prefix,$depthcount)=@_;
     $uri=&declutter($uri);      $uri=&declutter($uri);
     # if it is a non metadata possible uri return quickly      # if it is a non metadata possible uri return quickly
     if (($uri eq '') ||       if (($uri eq '') || 
Line 11709  sub metadata { Line 11716  sub metadata {
  my ($result,$cached)=&is_cached_new('meta',$uri);   my ($result,$cached)=&is_cached_new('meta',$uri);
  if (defined($cached)) { return $result->{':'.$what}; }   if (defined($cached)) { return $result->{':'.$what}; }
     }      }
   
   #
   # If the uri is for an external tool the file from
   # which metadata should be retrieved depends on whether
   # the tool had been configured to be gradable (set in the Course
   # Editor or Resource Editor).
   #
   # If a valid symb has been included as the third arg in the call
   # to &metadata() that can be used to retrieve the value of
   # parameter_0_gradable set for the resource, and included in the
   # uploaded map containing the tool. The value is retrieved via
   # &EXT(), if a valid symb is available.  Otherwise the value of
   # gradable in the exttool_$marker.db file for the tool instance
   # is retrived via &get().
   #
   # In order to avoid an infinite loop, &metadata() will return
   # before a call to &EXT(), if the uri is for an external tool
   # and the $what for which metadata is being requested is
   # parameter_0_gradable or 0_gradable.
   #
   
       if ($uri =~ /ext\.tool$/) {
           if (($what eq 'parameter_0_gradable') || ($what eq '0_gradable')) {
               return;
           } else {
               my ($checked,$use_passback);
               if ($toolsymb ne '') {
                   (undef,undef,my $tooluri) = &decode_symb($toolsymb);
                   if ($tooluri eq $uri) {
                       $checked = 1;
                       if (&EXT('resource.0.gradable',$toolsymb) =~ /^yes$/i) {
                           $use_passback = 1;
                       }
                   }
               }
               unless ($checked) {
                   my ($ignore,$cdom,$cnum,$marker) = split(m{/},$uri);
                   $marker=~s/\D//g;
                   if (!$marker) {
                       my %toolsettings=&get('exttool_'.$marker,['gradable'],$cdom,$cnum);
                       $use_passback = $toolsettings{'gradable'};
                   }
               }
               if ($use_passback) {
                   $filename = '/home/httpd/html/res/lib/templates/LTIpassback.tool';
               } else {
                   $filename = '/home/httpd/html/res/lib/templates/LTIstandard.tool';
               }
           }
       }
   
     {      {
 # Imported parts would go here  # Imported parts would go here
         my %importedids=();          my %importedids=();
Line 11848  sub metadata { Line 11906  sub metadata {
   
  if ($depthcount<20) {   if ($depthcount<20) {
     my $metadata =       my $metadata = 
  &metadata($uri,'keys', $location,$unikey,   &metadata($uri,'keys',$toolsymb,$location,$unikey,
   $depthcount+1);    $depthcount+1);
     foreach my $meta (split(',',$metadata)) {      foreach my $meta (split(',',$metadata)) {
  $metaentry{':'.$meta}=$metaentry{':'.$meta};   $metaentry{':'.$meta}=$metaentry{':'.$meta};
Line 11923  sub metadata { Line 11981  sub metadata {
  $dir=~s|[^/]*$||;   $dir=~s|[^/]*$||;
  $location=&filelocation($dir,$location);   $location=&filelocation($dir,$location);
  my $rights_metadata =   my $rights_metadata =
     &metadata($uri,'keys',$location,'_rights',      &metadata($uri,'keys',$toolsymb,$location,'_rights',
       $depthcount+1);        $depthcount+1);
  foreach my $rights (split(',',$rights_metadata)) {   foreach my $rights (split(',',$rights_metadata)) {
     #$metaentry{':'.$rights}=$metacache{$uri}->{':'.$rights};      #$metaentry{':'.$rights}=$metacache{$uri}->{':'.$rights};
Line 14670  condval($condidx) : value of condition i Line 14728  condval($condidx) : value of condition i
   
 =item *  =item *
   
 metadata($uri,$what,$liburi,$prefix,$depthcount) : request a  metadata($uri,$what,$toolsymb,$liburi,$prefix,$depthcount) : request a
 resource's metadata, $what should be either a specific key, or either  resource's metadata, $what should be either a specific key, or either
 'keys' (to get a list of possible keys) or 'packages' to get a list of  'keys' (to get a list of possible keys) or 'packages' to get a list of
 packages that this resource currently uses, the last 3 arguments are only used internally for recursive metadata.  packages that this resource currently uses, the last 3 arguments are 
   only used internally for recursive metadata.
   
   the toolsymb is only used where the uri is for an external tool (for which
   the uri as well as the symb are guaranteed to be unique).
   
 this function automatically caches all requests  this function automatically caches all requests
   
Removed from v.1.1361  
changed lines
  Added in v.1.1362

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