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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.105 and 1.124

version 1.105, 2001/03/15 13:40:20 version 1.124, 2001/05/26 19:57:47
Line 3 Line 3
 #  #
 # Functions for use by content handlers:  # Functions for use by content handlers:
 #  #
   # metadata_query(sql-query-string,custom-metadata-regex) : 
   #                                    returns file handle of where sql and
   #                                    regex results will be stored for query
 # plaintext(short)   : plain text explanation of short term  # plaintext(short)   : plain text explanation of short term
 # fileembstyle(ext)  : embed style in page for file extension  # fileembstyle(ext)  : embed style in page for file extension
 # filedescription(ext) : descriptor text for file extension  # filedescription(ext) : descriptor text for file extension
Line 25 Line 28
 # revokecustomrole (udom,uname,url,rdom,rnam,rolename) : Revoke a custom role  # revokecustomrole (udom,uname,url,rdom,rnam,rolename) : Revoke a custom role
 # appenv(hash)       : adds hash to session environment  # appenv(hash)       : adds hash to session environment
 # delenv(varname)    : deletes all environment entries starting with varname  # delenv(varname)    : deletes all environment entries starting with varname
 # store(hash)        : stores hash permanently for this url  # store(hashref,symb,courseid,udom,uname)
 # cstore(hash)       : critical store  #                    : stores hash permanently for this url
 # restore            : returns hash for this url  #                      hashref needs to be given, and should be a \%hashname
   #                      the remaining args aren't required and if they aren't
   #                      passed or are '' they will be derived from the ENV
   # cstore(hashref,symb,courseid,udom,uname)
   #                    : same as store but uses the critical interface to 
   #                      guarentee a store
   # restore(symb,courseid,udom,uname)
   #                    : returns hash for this symb, all args are optional
   #                      if they aren't given they will be derived from the 
   #                      current enviroment
 # eget(namesp,array) : returns hash with keys from array filled in from namesp  # eget(namesp,array) : returns hash with keys from array filled in from namesp
 # get(namesp,array)  : returns hash with keys from array filled in from namesp  # get(namesp,array)  : returns hash with keys from array filled in from namesp
 # del(namesp,array)  : deletes keys out of array from namesp  # del(namesp,array)  : deletes keys out of array from namesp
Line 49 Line 61
 # receipt()          : returns a receipt to be given out to users   # receipt()          : returns a receipt to be given out to users 
 # getfile(filename)  : returns the contents of filename, or a -1 if it can't  # getfile(filename)  : returns the contents of filename, or a -1 if it can't
 #                      be found, replicates and subscribes to the file  #                      be found, replicates and subscribes to the file
 # filelocation(dir,file) : returns a farily clean absolute reference to file   # filelocation(dir,file) : returns a fairly clean absolute reference to file 
 #                          from the directory dir  #                          from the directory dir
 # hreflocation(dir,file) : same as filelocation, but for hrefs  # hreflocation(dir,file) : same as filelocation, but for hrefs
 # log(domain,user,home,msg) : write to permanent log for user  # log(domain,user,home,msg) : write to permanent log for user
Line 88 Line 100
 # 09/01,10/01,11/01 Gerd Kortemeyer  # 09/01,10/01,11/01 Gerd Kortemeyer
 # 02/27/01 Scott Harrison  # 02/27/01 Scott Harrison
 # 3/2 Gerd Kortemeyer  # 3/2 Gerd Kortemeyer
 # 3/15 Scott Harrison  # 3/15,3/19 Scott Harrison
   # 3/19,3/20 Gerd Kortemeyer
   # 3/22,3/27,4/2,4/16,4/17 Scott Harrison
   # 5/26 Gerd Kortemeyer
   #
 package Apache::lonnet;  package Apache::lonnet;
   
 use strict;  use strict;
Line 625  sub log { Line 640  sub log {
     return critical("log:$dom:$nam:$what",$hom);      return critical("log:$dom:$nam:$what",$hom);
 }  }
   
   # --------------------------------------------- Set Expire Date for Spreadsheet
   
   sub expirespread {
       my ($uname,$udom,$stype,$usymb)=@_;
       my $cid=$ENV{'request.course.id'}; 
       if ($cid) {
          my $now=time;
          my $key=$uname.':'.$udom.':'.$stype.':'.$usymb;
          return &reply('put:'.$ENV{'course.'.$cid.'.domain'}.':'.
                               $ENV{'course.'.$cid.'.num'}.
               ':nohist_expirationdates:'.
                               &escape($key).'='.$now,
                               $ENV{'course.'.$cid.'.home'})
       }
       return 'ok';
   }
   
   # ----------------------------------------------------- Devalidate Spreadsheets
   
   sub devalidate {
       my $symb=shift;
       my $cid=$ENV{'request.course.id'}; 
       if ($cid) {
    my $key=$ENV{'user.name'}.':'.$ENV{'user.domain'}.':';
           my $status=
             &reply('del:'.$ENV{'course.'.$cid.'.domain'}.':'.
                           $ENV{'course.'.$cid.'.num'}.
                   ':nohist_calculatedsheets:'.
                           &escape($key.'studentcalc:'),
                           $ENV{'course.'.$cid.'.home'})
             .' '.
             &reply('del:'.$ENV{'user.domain'}.':'.
                           $ENV{'user.name'}.
           ':nohist_calculatedsheets_'.$cid.':'.
                           &escape($key.'assesscalc:'.$symb),
                           $ENV{'user.home'});
           unless ($status eq 'ok ok') {
              &logthis('Could not devalidate spreadsheet '.
                       $ENV{'user.name'}.' at '.$ENV{'user.domain'}.' for '.
       $symb.': '.$status);
           } 
       }
   }
   
 # ----------------------------------------------------------------------- Store  # ----------------------------------------------------------------------- Store
   
 sub store {  sub store {
     my %storehash=@_;      my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
     my $symb;      my $home='';
     unless ($symb=escape(&symbread())) { return ''; }  
     my $namespace;      if ($stuname) {
     unless ($namespace=$ENV{'request.course.id'}) { return ''; }   $home=&homeserver($stuname,$domain);
       }
   
       if (!$symb) { unless ($symb=&symbread()) { return ''; } }
   
       &devalidate($symb);
   
       $symb=escape($symb);
       if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } }
       if (!$domain) { $domain=$ENV{'user.domain'}; }
       if (!$stuname) { $stuname=$ENV{'user.name'}; }
       if (!$home) { $home=$ENV{'user.home'}; }
     my $namevalue='';      my $namevalue='';
     map {      map {
         $namevalue.=escape($_).'='.escape($storehash{$_}).'&';          $namevalue.=escape($_).'='.escape($$storehash{$_}).'&';
     } keys %storehash;      } keys %$storehash;
     $namevalue=~s/\&$//;      $namevalue=~s/\&$//;
     return reply(      return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
      "store:$ENV{'user.domain'}:$ENV{'user.name'}:$namespace:$symb:$namevalue",  
  "$ENV{'user.home'}");  
 }  }
   
 # -------------------------------------------------------------- Critical Store  # -------------------------------------------------------------- Critical Store
   
 sub cstore {  sub cstore {
     my %storehash=@_;      my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
     my $symb;      my $home='';
     unless ($symb=escape(&symbread())) { return ''; }  
     my $namespace;      if ($stuname) {
     unless ($namespace=$ENV{'request.course.id'}) { return ''; }   $home=&homeserver($stuname,$domain);
       }
   
       if (!$symb) { unless ($symb=&symbread()) { return ''; } }
   
       &devalidate($symb);
   
       $symb=escape($symb);
       if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } }
       if (!$domain) { $domain=$ENV{'user.domain'}; }
       if (!$stuname) { $stuname=$ENV{'user.name'}; }
       if (!$home) { $home=$ENV{'user.home'}; }
   
     my $namevalue='';      my $namevalue='';
     map {      map {
         $namevalue.=escape($_).'='.escape($storehash{$_}).'&';          $namevalue.=escape($_).'='.escape($$storehash{$_}).'&';
     } keys %storehash;      } keys %$storehash;
     $namevalue=~s/\&$//;      $namevalue=~s/\&$//;
     return critical(      return critical("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
      "store:$ENV{'user.domain'}:$ENV{'user.name'}:$namespace:$symb:$namevalue",  
  "$ENV{'user.home'}");  
 }  }
   
 # --------------------------------------------------------------------- Restore  # --------------------------------------------------------------------- Restore
   
 sub restore {  sub restore {
     my $symb;      my ($symb,$namespace,$domain,$stuname) = @_;
     unless ($symb=escape(&symbread())) { return ''; }      my $home='';
     my $namespace;  
     unless ($namespace=$ENV{'request.course.id'}) { return ''; }      if ($stuname) {
     my $answer=reply(   $home=&homeserver($stuname,$domain);
               "restore:$ENV{'user.domain'}:$ENV{'user.name'}:$namespace:$symb",      }
               "$ENV{'user.home'}");  
       if (!$symb) {
         unless ($symb=escape(&symbread())) { return ''; }
       } else {
         $symb=&escape($symb);
       }
       if (!$namespace) { unless ($namespace=$ENV{'request.course.id'}) { return ''; } }
       if (!$domain) { $domain=$ENV{'user.domain'}; }
       if (!$stuname) { $stuname=$ENV{'user.name'}; }
       if (!$home) { $home=$ENV{'user.home'}; }
       my $answer=&reply("restore:$domain:$stuname:$namespace:$symb","$home");
   
     my %returnhash=();      my %returnhash=();
     map {      map {
  my ($name,$value)=split(/\=/,$_);   my ($name,$value)=split(/\=/,$_);
Line 1186  sub definerole { Line 1275  sub definerole {
 # ---------------- Make a metadata query against the network of library servers  # ---------------- Make a metadata query against the network of library servers
   
 sub metadata_query {  sub metadata_query {
     my ($query)=@_;      my ($query,$custom,$customshow)=@_;
     my $reply=&metadata_query("querysend:$query",'msul3');      # need to put in a library server loop here and return a hash
       my %rhash;
       for my $server (keys %libserv) {
    unless ($custom or $customshow) {
       my $reply=&reply("querysend:".&escape($query),$server);
       $rhash{$server}=$reply;
    }
    else {
       my $reply=&reply("querysend:".&escape($query).':'.
        &escape($custom).':'.&escape($customshow),
        $server);
       $rhash{$server}=$reply;
    }
       }
       return \%rhash;
 }  }
   
 # ------------------------------------------------------------------ Plain Text  # ------------------------------------------------------------------ Plain Text
Line 1563  sub EXT { Line 1666  sub EXT {
     if ($realm eq 'user') {      if ($realm eq 'user') {
 # --------------------------------------------------------------- user.resource  # --------------------------------------------------------------- user.resource
  if ($space eq 'resource') {   if ($space eq 'resource') {
     my %restored=&restore;      my %restored=&restore();
             return $restored{$qualifierrest};              return $restored{$qualifierrest};
 # ----------------------------------------------------------------- user.access  # ----------------------------------------------------------------- user.access
         } elsif ($space eq 'access') {          } elsif ($space eq 'access') {
Removed from v.1.105  
changed lines
  Added in v.1.124

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