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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.483 and 1.493

version 1.483, 2004/04/01 15:12:26 version 1.493, 2004/04/30 23:10:11
Line 32  package Apache::lonnet; Line 32  package Apache::lonnet;
 use strict;  use strict;
 use LWP::UserAgent();  use LWP::UserAgent();
 use HTTP::Headers;  use HTTP::Headers;
 use Date::Parse;  use HTTP::Date;
   # use Date::Parse;
 use vars   use vars 
 qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom   qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom 
    %libserv %pr %prp %metacache %packagetab %titlecache %courseresversioncache %resversioncache     %libserv %pr %prp %metacache %packagetab %titlecache %courseresversioncache %resversioncache
Line 616  sub idput { Line 617  sub idput {
     my ($udom,%ids)=@_;      my ($udom,%ids)=@_;
     my %servers=();      my %servers=();
     foreach (keys %ids) {      foreach (keys %ids) {
    &cput('environment',{'id'=>$ids{$_}},$udom,$_);
         my $uhom=&homeserver($_,$udom);          my $uhom=&homeserver($_,$udom);
         if ($uhom ne 'no_host') {          if ($uhom ne 'no_host') {
             my $id=&escape($ids{$_});              my $id=&escape($ids{$_});
Line 626  sub idput { Line 628  sub idput {
             } else {              } else {
                 $servers{$uhom}=$id.'='.$unam;                  $servers{$uhom}=$id.'='.$unam;
             }              }
             &critical('put:'.$udom.':'.$unam.':environment:id='.$id,$uhom);  
         }          }
     }      }
     foreach (keys %servers) {      foreach (keys %servers) {
Line 1164  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
 # input: action, courseID, current domain, home server for course, intended  # input: action, courseID, current domain, home server for course, intended
 #        path to file, source of file.  #        path to file, source of file.
 # output: ok if successful, diagnostic message otherwise  # output: url to file (if action was uploaddoc), 
   #         ok if successful, or diagnostic message otherwise (if action was propagate or copy)
 #  #
 # Allows directory structure to be used within lonUsers/../userfiles/ for a   # Allows directory structure to be used within lonUsers/../userfiles/ for a 
 # course.  # course.
Line 1201  sub tokenwrapper { Line 1201  sub tokenwrapper {
 #         and will then be copied to  #         and will then be copied to
 #          /home/httpd/lonUsers/$domain/1/2/3/$course/userfiles/$file in  #          /home/httpd/lonUsers/$domain/1/2/3/$course/userfiles/$file in
 #         course's home server.  #         course's home server.
   #
 # action = uploaddoc - /home/httpd/html/userfiles/$domain/1/2/3/$course/$file  # action = uploaddoc - /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
 #         will be retrived from $ENV{form.$source} via DOCS interface to  #         will be retrived from $ENV{form.uploaddoc} (from DOCS interface) to
 #         /home/httpd/html/userfiles/$domain/1/2/3/$course/$file  #         /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
 #         and will then be copied to /home/httpd/lonUsers/1/2/3/$course/userfiles/$file  #         and will then be copied to /home/httpd/lonUsers/1/2/3/$course/userfiles/$file
 #         in course's home server.  #         in course's home server.
Line 1255  sub process_coursefile { Line 1256  sub process_coursefile {
             }              }
         }          }
     }      }
     unless ( ($fetchresult eq 'ok') || ($fetchresult eq 'no source file') ) {      unless ( $fetchresult eq 'ok') {
         &logthis('Failed to transfer '.$docudom.'/'.$docuname.'/'.$file.          &logthis('Failed to transfer '.$docudom.'/'.$docuname.'/'.$file.
              ' to host '.$docuhome.': '.$fetchresult);               ' to host '.$docuhome.': '.$fetchresult);
     }      }
Line 1267  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;      $fname=~s/\\/\//g;
Line 1280  sub userfileupload { Line 1282  sub userfileupload {
 # See if there is anything left  # See if there is anything left
     unless ($fname) { return 'error: no uploaded file'; }      unless ($fname) { return 'error: no uploaded file'; }
     chop($ENV{'form.'.$formname});      chop($ENV{'form.'.$formname});
     my $url = '';  
 # Create the directory if not present  # Create the directory if not present
     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'};
  $docuhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'};   $docuhome=$ENV{'course.'.$ENV{'request.course.id'}.'.home'};
         if ($ENV{'form.folder'} =~ m/^default/) {          if ($ENV{'form.folder'} =~ m/^default/) {
             $url = &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);              return &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
         } else {          } else {
             $fname=$ENV{'form.folder'}.'/'.$fname;              $fname=$ENV{'form.folder'}.'/'.$fname;
             $url = &process_coursefile('uploaddoc',$docuname,$docudom,$docuhome,$fname,$formname);              return &process_coursefile('uploaddoc',$docuname,$docudom,$docuhome,$fname,$formname);
         }          }
     } else {      } else {
         $docuname=$ENV{'user.name'};          $docuname=$ENV{'user.name'};
         $docudom=$ENV{'user.domain'};          $docudom=$ENV{'user.domain'};
         $docuhome=$ENV{'user.home'};          $docuhome=$ENV{'user.home'};
           return &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);
     }      }
     return   
         &finishuserfileupload($docuname,$docudom,$docuhome,$formname,$fname);  
 }  }
   
 sub finishuserfileupload {  sub finishuserfileupload {
Line 1337  sub finishuserfileupload { Line 1338  sub finishuserfileupload {
     }          }    
 }  }
   
   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 2681  sub allowed { Line 2694  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 3306  sub modify_student_enrollment { Line 3324  sub modify_student_enrollment {
     }      }
     my $fullname = &Apache::loncoursedata::ProcessFullName($last,$gene,      my $fullname = &Apache::loncoursedata::ProcessFullName($last,$gene,
                                                            $first,$middle);                                                             $first,$middle);
     my $value=&escape($uname.':'.$udom).'='.      my $reply=cput('classlist',
  &escape(join(':',$end,$start,$uid,$usec,$fullname,$type));     {"$uname:$udom" => 
     my $reply=critical('put:'.$cdom.':'.$cnum.':classlist:'.$value,$chome);   join(':',$end,$start,$uid,$usec,$fullname,$type) },
      $cdom,$cnum);
     unless (($reply eq 'ok') || ($reply eq 'delayed')) {      unless (($reply eq 'ok') || ($reply eq 'delayed')) {
  return 'error: '.$reply;   return 'error: '.$reply;
     }      }
Line 3936  sub metadata { Line 3955  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 3965  sub metadata { Line 3984  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 4081  sub metadata { Line 4103  sub metadata {
     #&logthis("extsion1 $extension $key !!");      #&logthis("extsion1 $extension $key !!");
     #no specific packages #how's our extension      #no specific packages #how's our extension
     if ($key!~/^extension_\Q$extension\E&/) { next; }      if ($key!~/^extension_\Q$extension\E&/) { next; }
     &metadata_create_pacakge_def($uri,$key,'extension_'.$extension,      &metadata_create_package_def($uri,$key,'extension_'.$extension,
  \%metathesekeys);   \%metathesekeys);
  }   }
  if (!exists($metacache{$uri}->{':packages'})) {   if (!exists($metacache{$uri}->{':packages'})) {
     foreach my $key (sort(keys(%packagetab))) {      foreach my $key (sort(keys(%packagetab))) {
  #no specific packages well let's get default then   #no specific packages well let's get default then
  if ($key!~/^default&/) { next; }   if ($key!~/^default&/) { next; }
  &metadata_create_pacakge_def($uri,$key,'default',   &metadata_create_package_def($uri,$key,'default',
      \%metathesekeys);       \%metathesekeys);
     }      }
  }   }
Line 4120  sub metadata { Line 4142  sub metadata {
     return $metacache{$uri}->{':'.$what};      return $metacache{$uri}->{':'.$what};
 }  }
   
 sub metadata_create_pacakge_def {  sub metadata_create_package_def {
     my ($uri,$key,$package,$metathesekeys)=@_;      my ($uri,$key,$package,$metathesekeys)=@_;
     my ($pack,$name,$subp)=split(/\&/,$key);      my ($pack,$name,$subp)=split(/\&/,$key);
     if ($subp eq 'default') { next; }      if ($subp eq 'default') { next; }
Line 4418  sub numval { Line 4440  sub numval {
     return int($txt);      return int($txt);
 }  }
   
   sub numval2 {
       my $txt=shift;
       $txt=~tr/A-J/0-9/;
       $txt=~tr/a-j/0-9/;
       $txt=~tr/K-T/0-9/;
       $txt=~tr/k-t/0-9/;
       $txt=~tr/U-Z/0-5/;
       $txt=~tr/u-z/0-5/;
       $txt=~s/\D//g;
       my @txts=split(/(\d\d\d\d\d\d\d\d\d)/,$txt);
       my $total;
       foreach my $val (@txts) { $total+=$val; }
       return int($total);
   }
   
 sub latest_rnd_algorithm_id {  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 4433  sub rndseed { Line 4479  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{'scantron.CODE'};      if (defined(&getCODE())) {
     if (defined($CODE)) {   return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);
  &rndseed_CODE_64bit($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,$username);
     } elsif ($which eq '64bit') {      } elsif ($which eq '64bit') {
Line 4508  sub rndseed_CODE_64bit { Line 4553  sub rndseed_CODE_64bit {
     {      {
  use integer;   use integer;
  my $symbchck=unpack("%32S*",$symb.' ') << 16;   my $symbchck=unpack("%32S*",$symb.' ') << 16;
  my $symbseed=numval($symb);   my $symbseed=numval2($symb);
  my $CODEseed=numval($ENV{'scantron.CODE'}) << 16;   my $CODEchck=unpack("%32S*",&getCODE().' ') << 16;
    my $CODEseed=numval(&getCODE());
  my $courseseed=unpack("%32S*",$courseid.' ');   my $courseseed=unpack("%32S*",$courseid.' ');
  my $num1=$symbseed+$CODEseed;   my $num1=$symbseed+$CODEchck;
  my $num2=$courseseed+$symbchck;   my $num2=$CODEseed+$courseseed+$symbchck;
  #&Apache::lonxml::debug("$symbseed:$CODEseed|$courseseed:$symbchck");   #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
  #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");   #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");
  return "$num1,$num2";   return "$num1,$num2";
     }      }
Line 4674  sub getuploaded { Line 4720  sub getuploaded {
  return 'failed';   return 'failed';
     }            }      
     if ($reqtype eq 'HEAD') {      if ($reqtype eq 'HEAD') {
  $$info = &Date::Parse::str2time( $response->header('Last-modified') );   $$info = &HTTP::Date::str2time( $response->header('Last-modified') );
     } elsif ($reqtype eq 'GET') {      } elsif ($reqtype eq 'GET') {
  $$info = $response->content;   $$info = $response->content;
     }      }
Line 4831  BEGIN { Line 4877  BEGIN {
     open(my $config,"</etc/httpd/conf/loncapa.conf");      open(my $config,"</etc/httpd/conf/loncapa.conf");
   
     while (my $configline=<$config>) {      while (my $configline=<$config>) {
         if ($configline =~ /^[^\#]*PerlSetVar/) {          if ($configline=~/\S/ && $configline =~ /^[^\#]*PerlSetVar/) {
    my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);     my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
            chomp($varvalue);             chomp($varvalue);
            $perlvar{$varname}=$varvalue;             $perlvar{$varname}=$varvalue;
Removed from v.1.483  
changed lines
  Added in v.1.493

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