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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.951 and 1.956

version 1.951, 2008/03/24 04:55:54 version 1.956, 2008/04/21 15:58:12
Line 705  sub queryauthenticate { Line 705  sub queryauthenticate {
 # --------- Try to authenticate user from domain's lib servers (first this one)  # --------- Try to authenticate user from domain's lib servers (first this one)
   
 sub authenticate {  sub authenticate {
     my ($uname,$upass,$udom)=@_;      my ($uname,$upass,$udom,$checkdefauth)=@_;
     $upass=&escape($upass);      $upass=&escape($upass);
     $uname= &LONCAPA::clean_username($uname);      $uname= &LONCAPA::clean_username($uname);
     my $uhome=&homeserver($uname,$udom,1);      my $uhome=&homeserver($uname,$udom,1);
       my $newhome;
     if ((!$uhome) || ($uhome eq 'no_host')) {      if ((!$uhome) || ($uhome eq 'no_host')) {
 # Maybe the machine was offline and only re-appeared again recently?  # Maybe the machine was offline and only re-appeared again recently?
         &reconlonc();          &reconlonc();
 # One more  # One more
  my $uhome=&homeserver($uname,$udom,1);   $uhome=&homeserver($uname,$udom,1);
           if (($uhome eq 'no_host') && $checkdefauth) {
               if (defined(&domain($udom,'primary'))) {
                   $newhome=&domain($udom,'primary');
               }
               if ($newhome ne '') {
                   $uhome = $newhome;
               }
           }
  if ((!$uhome) || ($uhome eq 'no_host')) {   if ((!$uhome) || ($uhome eq 'no_host')) {
     &logthis("User $uname at $udom is unknown in authenticate");      &logthis("User $uname at $udom is unknown in authenticate");
  }      return 'no_host';
  return 'no_host';          }
     }      }
     my $answer=reply("encrypt:auth:$udom:$uname:$upass",$uhome);      my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth",$uhome);
     if ($answer eq 'authorized') {      if ($answer eq 'authorized') {
  &logthis("User $uname at $udom authorized by $uhome");           if ($newhome) {
  return $uhome;               &logthis("User $uname at $udom authorized by $uhome, but needs account");
               return 'no_account_on_host'; 
           } else {
               &logthis("User $uname at $udom authorized by $uhome");
               return $uhome;
           }
     }      }
     if ($answer eq 'non_authorized') {      if ($answer eq 'non_authorized') {
  &logthis("User $uname at $udom rejected by $uhome");   &logthis("User $uname at $udom rejected by $uhome");
Line 1679  sub ssi_body { Line 1693  sub ssi_body {
     if (! exists($form{'LONCAPA_INTERNAL_no_discussion'})) {      if (! exists($form{'LONCAPA_INTERNAL_no_discussion'})) {
         $form{'LONCAPA_INTERNAL_no_discussion'}='true';          $form{'LONCAPA_INTERNAL_no_discussion'}='true';
     }      }
     my $output=($filelink=~/^http\:/?&externalssi($filelink):      my $output='';
                                      &ssi($filelink,%form));      my $response;
       if ($filelink=~/^http\:/) {
          ($output,$response)=&externalssi($filelink);
       } else {
          ($output,$response)=&ssi($filelink,%form);
       }
     $output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+?// END LON-CAPA Internal\s*(-->)?\s||gs;      $output=~s|//(\s*<!--)? BEGIN LON-CAPA Internal.+?// END LON-CAPA Internal\s*(-->)?\s||gs;
     $output=~s/^.*?\<body[^\>]*\>//si;      $output=~s/^.*?\<body[^\>]*\>//si;
     $output=~s/\<\/body\s*\>.*?$//si;      $output=~s/\<\/body\s*\>.*?$//si;
     return $output;      if (wantarray) {
           return ($output, $response);
       } else {
           return $output;
       }
 }  }
   
 # --------------------------------------------------------- Server Side Include  # --------------------------------------------------------- Server Side Include
Line 1738  sub externalssi { Line 1761  sub externalssi {
     my $ua=new LWP::UserAgent;      my $ua=new LWP::UserAgent;
     my $request=new HTTP::Request('GET',$url);      my $request=new HTTP::Request('GET',$url);
     my $response=$ua->request($request);      my $response=$ua->request($request);
     return $response->content;      if (wantarray) {
           return ($response->content, $response);
       } else {
           return $response->content;
       }
 }  }
   
 # -------------------------------- Allow a /uploaded/ URI to be vouched for  # -------------------------------- Allow a /uploaded/ URI to be vouched for
Line 5776  sub revokecustomrole { Line 5803  sub revokecustomrole {
   
 # ------------------------------------------------------------ Disk usage  # ------------------------------------------------------------ Disk usage
 sub diskusage {  sub diskusage {
     my ($udom,$uname,$directoryRoot)=@_;      my ($udom,$uname,$directorypath,$getpropath)=@_;
     $directoryRoot =~ s/\/$//;      $directorypath =~ s/\/$//;
     my $listing=&reply('du:'.$directoryRoot,homeserver($uname,$udom));      my $listing=&reply('du2:'.&escape($directorypath).':'
                          .&escape($getpropath).':'.&escape($uname).':'
                          .&escape($udom),homeserver($uname,$udom));
       if ($listing eq 'unknown_cmd') {
           if ($getpropath) {
               $directorypath = &propath($udom,$uname).'/'.$directorypath; 
           }
           $listing = &reply('du:'.$directorypath,homeserver($uname,$udom));
       }
     return $listing;      return $listing;
 }  }
   
Line 6195  sub unmark_as_readonly { Line 6230  sub unmark_as_readonly {
 # ------------------------------------------------------------ Directory lister  # ------------------------------------------------------------ Directory lister
   
 sub dirlist {  sub dirlist {
     my ($uri,$userdomain,$username,$alternateDirectoryRoot)=@_;      my ($uri,$userdomain,$username,$getpropath,$getuserdir,$alternateRoot)=@_;
   
     $uri=~s/^\///;      $uri=~s/^\///;
     $uri=~s/\/$//;      $uri=~s/\/$//;
     my ($udom, $uname);      my ($udom, $uname);
     (undef,$udom,$uname)=split(/\//,$uri);      if ($getuserdir) {
     if(defined($userdomain)) {  
         $udom = $userdomain;          $udom = $userdomain;
     }  
     if(defined($username)) {  
         $uname = $username;          $uname = $username;
       } else {
           (undef,$udom,$uname)=split(/\//,$uri);
           if(defined($userdomain)) {
               $udom = $userdomain;
           }
           if(defined($username)) {
               $uname = $username;
           }
     }      }
       my ($dirRoot,$listing,@listing_results);
   
     my $dirRoot = $perlvar{'lonDocRoot'};      $dirRoot = $perlvar{'lonDocRoot'};
     if(defined($alternateDirectoryRoot)) {      if (defined($getpropath)) {
         $dirRoot = $alternateDirectoryRoot;          $dirRoot = &propath($udom,$uname);
         $dirRoot =~ s/\/$//;          $dirRoot =~ s/\/$//;
       } elsif (defined($getuserdir)) {
           my $subdir=$uname.'__';
           $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
           $dirRoot = $Apache::lonnet::perlvar{'lonUsersDir'}
                      ."/$udom/$subdir/$uname";
       } elsif (defined($alternateRoot)) {
           $dirRoot = $alternateRoot;
     }      }
   
     if($udom) {      if($udom) {
         if($uname) {          if($uname) {
             my $listing = &reply('ls2:'.$dirRoot.'/'.$uri,              $listing = &reply('ls3:'.&escape('/'.$uri).':'.$getpropath.':'
  &homeserver($uname,$udom));                                .$getuserdir.':'.&escape($dirRoot)
             my @listing_results;                                .':'.&escape($uname).':'.&escape($udom),
                                 &homeserver($uname,$udom));
               if ($listing eq 'unknown_cmd') {
                   $listing = &reply('ls2:'.$dirRoot.'/'.$uri,
                                     &homeserver($uname,$udom));
               } else {
                   @listing_results = map { &unescape($_); } split(/:/,$listing);
               }
             if ($listing eq 'unknown_cmd') {              if ($listing eq 'unknown_cmd') {
                 $listing = &reply('ls:'.$dirRoot.'/'.$uri,                  $listing = &reply('ls:'.$dirRoot.'/'.$uri,
   &homeserver($uname,$udom));    &homeserver($uname,$udom));
Line 6227  sub dirlist { Line 6281  sub dirlist {
                 @listing_results = map { &unescape($_); } split(/:/,$listing);                  @listing_results = map { &unescape($_); } split(/:/,$listing);
             }              }
             return @listing_results;              return @listing_results;
         } elsif(!defined($alternateDirectoryRoot)) {          } elsif(!$alternateRoot) {
             my %allusers;              my %allusers;
     my %servers = &get_servers($udom,'library');      my %servers = &get_servers($udom,'library');
     foreach my $tryserver (keys(%servers)) {       foreach my $tryserver (keys(%servers)) {
  my $listing = &reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'.                  $listing = &reply('ls3:'.&escape("/res/$udom").':::::'.
      $udom, $tryserver);                                    &escape($udom),$tryserver);
  my @listing_results;                  if ($listing eq 'unknown_cmd') {
       $listing = &reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'.
         $udom, $tryserver);
                   } else {
                       @listing_results = map { &unescape($_); } split(/:/,$listing);
                   }
  if ($listing eq 'unknown_cmd') {   if ($listing eq 'unknown_cmd') {
     $listing = &reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'.      $listing = &reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'.
       $udom, $tryserver);        $udom, $tryserver);
Line 6260  sub dirlist { Line 6319  sub dirlist {
         } else {          } else {
             return ('missing user name');              return ('missing user name');
         }          }
     } elsif(!defined($alternateDirectoryRoot)) {      } elsif(!defined($getpropath)) {
         my @all_domains = sort(&all_domains());          my @all_domains = sort(&all_domains());
          foreach my $domain (@all_domains) {          foreach my $domain (@all_domains) {
              $domain = $perlvar{'lonDocRoot'}.'/res/'.$domain.'/&domain';              $domain = $perlvar{'lonDocRoot'}.'/res/'.$domain.'/&domain';
          }          }
          return @all_domains;          return @all_domains;
      } else {      } else {
         return ('missing domain');          return ('missing domain');
     }      }
 }  }
Line 6276  sub dirlist { Line 6335  sub dirlist {
 # when it was last modified.  It will also return an error of -1  # when it was last modified.  It will also return an error of -1
 # if an error occurs  # if an error occurs
   
 ##  
 ## FIXME: This subroutine assumes its caller knows something about the  
 ## directory structure of the home server for the student ($root).  
 ## Not a good assumption to make.  Since this is for looking up files  
 ## in user directories, the full path should be constructed by lond, not  
 ## whatever machine we request data from.  
 ##  
 sub GetFileTimestamp {  sub GetFileTimestamp {
     my ($studentDomain,$studentName,$filename,$root)=@_;      my ($studentDomain,$studentName,$filename,$getuserdir)=@_;
     $studentDomain = &LONCAPA::clean_domain($studentDomain);      $studentDomain = &LONCAPA::clean_domain($studentDomain);
     $studentName   = &LONCAPA::clean_username($studentName);      $studentName   = &LONCAPA::clean_username($studentName);
     my $subdir=$studentName.'__';      my ($fileStat) = 
     $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;          &Apache::lonnet::dirlist($filename,$studentDomain,$studentName, 
     my $proname="$studentDomain/$subdir/$studentName";                                   undef,$getuserdir);
     $proname .= '/'.$filename;  
     my ($fileStat) = &Apache::lonnet::dirlist($proname, $studentDomain,   
                                               $studentName, $root);  
     my @stats = split('&', $fileStat);      my @stats = split('&', $fileStat);
     if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {      if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
         # @stats contains first the filename, then the stat output          # @stats contains first the filename, then the stat output
Line 6306  sub stat_file { Line 6355  sub stat_file {
     my ($uri) = @_;      my ($uri) = @_;
     $uri = &clutter_with_no_wrapper($uri);      $uri = &clutter_with_no_wrapper($uri);
   
     my ($udom,$uname,$file,$dir);      my ($udom,$uname,$file);
     if ($uri =~ m-^/(uploaded|editupload)/-) {      if ($uri =~ m-^/(uploaded|editupload)/-) {
  ($udom,$uname,$file) =   ($udom,$uname,$file) =
     ($uri =~ m-/(?:uploaded|editupload)/?($match_domain)/?($match_name)/?(.*)-);      ($uri =~ m-/(?:uploaded|editupload)/?($match_domain)/?($match_name)/?(.*)-);
  $file = 'userfiles/'.$file;   $file = 'userfiles/'.$file;
  $dir = &propath($udom,$uname);  
     }      }
     if ($uri =~ m-^/res/-) {      if ($uri =~ m-^/res/-) {
  ($udom,$uname) =    ($udom,$uname) = 
Line 6323  sub stat_file { Line 6371  sub stat_file {
  # unable to handle the uri   # unable to handle the uri
  return ();   return ();
     }      }
       my $getpropath;
     my ($result) = &dirlist($file,$udom,$uname,$dir);      if ($file =~ /^userfiles\//) {
           $getpropath = 1;
       }
       my ($result) = &dirlist($file,$udom,$uname,$getpropath);
     my @stats = split('&', $result);      my @stats = split('&', $result);
           
     if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {      if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
Line 8069  sub filelocation { Line 8120  sub filelocation {
     } elsif ($file=~m{^/home/$match_username/public_html/}) {      } elsif ($file=~m{^/home/$match_username/public_html/}) {
  # is a correct contruction space reference   # is a correct contruction space reference
         $location = $file;          $location = $file;
       } elsif ($file =~ m-^\Q$Apache::lonnet::perlvar{'lonTabDir'}\E/-) {
           $location = $file;
     } elsif ($file=~/^\/*(uploaded|editupload)/) { # is an uploaded file      } elsif ($file=~/^\/*(uploaded|editupload)/) { # is an uploaded file
         my ($udom,$uname,$filename)=          my ($udom,$uname,$filename)=
      ($file=~m -^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$-);       ($file=~m -^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$-);
Line 8077  sub filelocation { Line 8130  sub filelocation {
         my @ids=&current_machine_ids();          my @ids=&current_machine_ids();
         foreach my $id (@ids) { if ($id eq $home) { $is_me=1; } }          foreach my $id (@ids) { if ($id eq $home) { $is_me=1; } }
         if ($is_me) {          if ($is_me) {
      $location=&propath($udom,$uname).       $location=&propath($udom,$uname).'/userfiles/'.$filename;
        '/userfiles/'.$filename;  
         } else {          } else {
    $location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.     $location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.
        $udom.'/'.$uname.'/'.$filename;         $udom.'/'.$uname.'/'.$filename;
Removed from v.1.951  
changed lines
  Added in v.1.956

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