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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.488 and 1.494

version 1.488, 2004/04/23 19:36:46 version 1.494, 2004/05/07 12:03:53
Line 1165  sub externalssi { Line 1165  sub externalssi {
     return $response->content;      return $response->content;
 }  }
   
 # ------- Add a token to a remote URI's query string to vouch for access rights  # -------------------------------- Allow a /uploaded/ URI to be vouched for
   
   sub allowuploaded {
       my ($srcurl,$url)=@_;
       $url=&clutter(&declutter($url));
       my $dir=$url;
       $dir=~s/\/[^\/]+$//;
       my %httpref=();
       my $httpurl=&hreflocation('',$url);
       $httpref{'httpref.'.$httpurl}=$srcurl;
       &Apache::lonnet::appenv(%httpref);
   }
   
 sub tokenwrapper {  sub tokenwrapper {
     my $uri=shift;      &FIXME_blow_up;
     $uri=~s/^http\:\/\/([^\/]+)//;  
     $uri=~s/^\///;  
     $ENV{'user.environment'}=~/\/([^\/]+)\.id/;  
     my $token=$1;  
 #    if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {  
     if ($uri=~m|^uploaded/([^/]+)/([^/]+)/(.+)(\?\.*)*$|) {  
  &appenv('userfile.'.$1.'/'.$2.'/'.$3 => $ENV{'request.course.id'});  
         return 'http://'.$hostname{ &homeserver($2,$1)}.'/'.$uri.  
                (($uri=~/\?/)?'&':'?').'token='.$token.  
                                '&tokenissued='.$perlvar{'lonHostID'};  
     } else {  
  return '/adm/notfound.html';  
     }  
 }  }
   
 # --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course  # --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course
Line 1270  sub process_coursefile { Line 1268  sub process_coursefile {
 # output: url of file in userspace  # output: url of file in userspace
   
 sub userfileupload {  sub userfileupload {
     my ($formname,$coursedoc)=@_;      my ($formname,$coursedoc,$subdir)=@_;
       if (!defined($subdir)) { $subdir='unknown'; }
     my $fname=$ENV{'form.'.$formname.'.filename'};      my $fname=$ENV{'form.'.$formname.'.filename'};
 # Replace Windows backslashes by forward slashes  # Replace Windows backslashes by forward slashes
     $fname=~s/\\/\//g;      $fname=~s/\\/\//g;
Line 1287  sub userfileupload { Line 1286  sub userfileupload {
     my $docuname='';      my $docuname='';
     my $docudom='';      my $docudom='';
     my $docuhome='';      my $docuhome='';
       $fname="$subdir/$fname";
     if ($coursedoc) {      if ($coursedoc) {
  $docuname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};   $docuname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
  $docudom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};   $docudom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
Line 1309  sub finishuserfileupload { Line 1309  sub finishuserfileupload {
     my ($docuname,$docudom,$docuhome,$formname,$fname)=@_;      my ($docuname,$docudom,$docuhome,$formname,$fname)=@_;
     my $path=$docudom.'/'.$docuname.'/';      my $path=$docudom.'/'.$docuname.'/';
     my $filepath=$perlvar{'lonDocRoot'};      my $filepath=$perlvar{'lonDocRoot'};
       my ($fnamepath,$file);
       $file=$fname;
       if ($fname=~m|/|) {
           ($fnamepath,$file) = ($fname =~ m|^(.*)/([^/]+)$|);
    $path.=$fnamepath.'/';
       }
     my @parts=split(/\//,$filepath.'/userfiles/'.$path);      my @parts=split(/\//,$filepath.'/userfiles/'.$path);
     my $count;      my $count;
     for ($count=4;$count<=$#parts;$count++) {      for ($count=4;$count<=$#parts;$count++) {
Line 1319  sub finishuserfileupload { Line 1325  sub finishuserfileupload {
     }      }
 # Save the file  # Save the file
     {      {
        open(my $fh,'>'.$filepath.'/'.$fname);   &Apache::lonnet::logthis("Saving to $filepath $file");
          open(my $fh,'>'.$filepath.'/'.$file);
        print $fh $ENV{'form.'.$formname};         print $fh $ENV{'form.'.$formname};
        close($fh);         close($fh);
     }      }
 # Notify homeserver to grep it  # Notify homeserver to grep it
 #  #
     my $fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$fname,      my $fetchresult= &reply('fetchuserfile:'.$path.$file,$docuhome);
     $docuhome);  
     if ($fetchresult eq 'ok') {      if ($fetchresult eq 'ok') {
 #  #
 # Return the URL to it  # Return the URL to it
         return '/uploaded/'.$path.$fname;          return '/uploaded/'.$path.$file;
     } else {      } else {
         &logthis('Failed to transfer '.$docudom.'/'.$docuname.'/'.$fname.          &logthis('Failed to transfer '.$path.$file.' to host '.$docuhome.
          ' to host '.$docuhome.': '.$fetchresult);   ': '.$fetchresult);
         return '/adm/notfound.html';          return '/adm/notfound.html';
     }          }    
 }  }
   
   sub removeuploadedurl {
       my ($url)=@_;
       my (undef,undef,$udom,$uname,$fname)=split('/',$url,5);
       return &Apache::lonnet::removeuserfile($uname,$udom,$fname);
   }
   
   sub removeuserfile {
       my ($docuname,$docudom,$fname)=@_;
       my $home=&homeserver($docuname,$docudom);
       return &reply("removeuserfile:$docudom/$docuname/$fname",$home);
   }
   
 # ------------------------------------------------------------------------- Log  # ------------------------------------------------------------------------- Log
   
 sub log {  sub log {
Line 2682  sub allowed { Line 2700  sub allowed {
   
 # URI is an uploaded document for this course  # URI is an uploaded document for this course
   
     if (($priv eq 'bre') &&       if (($priv eq 'bre') && ($uri=~m|^uploaded/|)) {
         ($uri=~/^uploaded\/$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}\/$ENV{'course.'.$ENV{'request.course.id'}.'.num'}/)) {   my $refuri=$ENV{'httpref.'.$orguri};
         return 'F';   if ($refuri) {
       if ($refuri =~ m|^/adm/|) {
    $thisallowed='F';
       }
    }
     }      }
   
 # Full access at system, domain or course-wide level? Exit.  # Full access at system, domain or course-wide level? Exit.
   
     if ($thisallowed=~/F/) {      if ($thisallowed=~/F/) {
Line 3938  sub metadata { Line 3961  sub metadata {
     # if it is a non metadata possible uri return quickly      # if it is a non metadata possible uri return quickly
     if (($uri eq '') || (($uri =~ m|^/*adm/|) && ($uri !~ m|^adm/includes|)) ||      if (($uri eq '') || (($uri =~ m|^/*adm/|) && ($uri !~ m|^adm/includes|)) ||
         ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^~/) ||          ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^~/) ||
  ($uri =~ m|home/[^/]+/public_html/|) || ($uri =~ m|^uploaded/|)) {   ($uri =~ m|home/[^/]+/public_html/|)) {
  return undef;   return undef;
     }      }
     my $filename=$uri;      my $filename=$uri;
Line 3967  sub metadata { Line 3990  sub metadata {
  }   }
         my %metathesekeys=();          my %metathesekeys=();
         unless ($filename=~/\.meta$/) { $filename.='.meta'; }          unless ($filename=~/\.meta$/) { $filename.='.meta'; }
  my $metastring=&getfile(&filelocation('',&clutter($filename)));   my $metastring;
    if ($uri !~ m|^uploaded/|) {
       $metastring=&getfile(&filelocation('',&clutter($filename)));
    }
         my $parser=HTML::LCParser->new(\$metastring);          my $parser=HTML::LCParser->new(\$metastring);
         my $token;          my $token;
         undef %metathesekeys;          undef %metathesekeys;
Line 4439  sub latest_rnd_algorithm_id { Line 4465  sub latest_rnd_algorithm_id {
     return '64bit2';      return '64bit2';
 }  }
   
   sub getCODE {
       if (defined($ENV{'form.CODE'})) { return $ENV{'form.CODE'}; }
       if (defined($Apache::lonhomework::parsing_a_problem) &&
    defined($Apache::lonhomework::history{'resource.CODE'})) {
    return $Apache::lonhomework::history{'resource.CODE'};
       }
       return undef;
   }
   
 sub rndseed {  sub rndseed {
     my ($symb,$courseid,$domain,$username)=@_;      my ($symb,$courseid,$domain,$username)=@_;
   
Line 4450  sub rndseed { Line 4485  sub rndseed {
     if (!$domain) { $domain=$wdomain; }      if (!$domain) { $domain=$wdomain; }
     if (!$username) { $username=$wusername }      if (!$username) { $username=$wusername }
     my $which=$ENV{"course.$courseid.rndseed"};      my $which=$ENV{"course.$courseid.rndseed"};
     my $CODE=$ENV{'form.CODE'};      if (defined(&getCODE())) {
     if (defined($CODE)) {  
  return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);   return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);
     } elsif ($which eq '64bit2') {      } elsif ($which eq '64bit2') {
  return &rndseed_64bit2($symb,$courseid,$domain,$username);   return &rndseed_64bit2($symb,$courseid,$domain,$username);
Line 4526  sub rndseed_CODE_64bit { Line 4560  sub rndseed_CODE_64bit {
  use integer;   use integer;
  my $symbchck=unpack("%32S*",$symb.' ') << 16;   my $symbchck=unpack("%32S*",$symb.' ') << 16;
  my $symbseed=numval2($symb);   my $symbseed=numval2($symb);
  my $CODEchck=unpack("%32S*",$ENV{'form.CODE'}.' ') << 16;   my $CODEchck=unpack("%32S*",&getCODE().' ') << 16;
  my $CODEseed=numval($ENV{'form.CODE'});   my $CODEseed=numval(&getCODE());
  my $courseseed=unpack("%32S*",$courseid.' ');   my $courseseed=unpack("%32S*",$courseid.' ');
  my $num1=$symbseed+$CODEchck;   my $num1=$symbseed+$CODEchck;
  my $num2=$CODEseed+$courseseed+$symbchck;   my $num2=$CODEseed+$courseseed+$symbchck;
Removed from v.1.488  
changed lines
  Added in v.1.494

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