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Diff for /loncom/auth/lonauth.pm between versions 1.88 and 1.91

version 1.88, 2007/07/25 22:35:47 version 1.91, 2008/05/14 18:27:30
Line 32  use strict; Line 32  use strict;
 use LONCAPA;  use LONCAPA;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use CGI qw(:standard);  use CGI qw(:standard);
 use CGI::Cookie();  
 use DynaLoader; # for Crypt::DES version  use DynaLoader; # for Crypt::DES version
 use Crypt::DES;  use Crypt::DES;
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::lonmenu();  use Apache::lonmenu();
   use Apache::createaccount;
 use Fcntl qw(:flock);  use Fcntl qw(:flock);
 use Apache::lonlocal;  use Apache::lonlocal;
     
Line 170  sub handler { Line 170  sub handler {
     &Apache::lonlocal::get_language_handle($r);      &Apache::lonlocal::get_language_handle($r);
   
 # -------------------------------- Prevent users from attempting to login twice  # -------------------------------- Prevent users from attempting to login twice
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));      my $handle = &Apache::lonnet::check_for_valid_session($r);
     my $lonid=$cookies{'lonID'};      if ($handle ne '') {
     my $cookie;  
     if ($lonid) {  
  my $handle=&LONCAPA::clean_handle($lonid->value);  
         my $lonidsdir=$r->dir_config('lonIDsDir');  
         if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {  
 # Indeed, a valid token is found  # Indeed, a valid token is found
     &Apache::loncommon::content_type($r,'text/html');   &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;   $r->send_http_header;
     my $start_page =    my $start_page = 
  &Apache::loncommon::start_page('Already logged in');      &Apache::loncommon::start_page('Already logged in');
     my $end_page =    my $end_page = 
  &Apache::loncommon::end_page();      &Apache::loncommon::end_page();
     $r->print(<<ENDFAILED);   $r->print(<<ENDFAILED);
 $start_page  $start_page
 <h1>You are already logged in</h1>  <h1>You are already logged in</h1>
 <p>Please either <a href="/adm/roles">continue the current session</a> or  <p>Please either <a href="/adm/roles">continue the current session</a> or
Line 193  $start_page Line 188  $start_page
 <a href="/adm/loginproblems.html">Problems?</a></p>  <a href="/adm/loginproblems.html">Problems?</a></p>
 $end_page  $end_page
 ENDFAILED  ENDFAILED
            return OK;         return OK;
  }  
     }      }
   
 # ---------------------------------------------------- No valid token, continue  # ---------------------------------------------------- No valid token, continue
Line 270  ENDFAILED Line 264  ENDFAILED
     }      }
   
 # ---------------------------------------------------------------- Authenticate  # ---------------------------------------------------------------- Authenticate
     my $authhost=Apache::lonnet::authenticate($form{'uname'},      my @cancreate;
                                               $upass,      my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'});
                                               $form{'udom'});      if (ref($domconfig{'usercreation'}) eq 'HASH') {
           if (ref($domconfig{'usercreation'}{'cancreate'}) eq 'HASH') {
               if (ref($domconfig{'usercreation'}{'cancreate'}{'selfcreate'}) eq 'ARRAY') {
                   @cancreate = @{$domconfig{'usercreation'}{'cancreate'}{'selfcreate'}};
               } elsif (($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne 'none') && 
                        ($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne '')) {
                   @cancreate = ($domconfig{'usercreation'}{'cancreate'}{'selfcreate'});
               }
           }
       }
       my $defaultauth;
       if (grep(/^login$/,@cancreate)) {
           $defaultauth = 1;
       }
       my $authhost=Apache::lonnet::authenticate($form{'uname'},$upass,
                                                 $form{'udom'},$defaultauth);
           
 # --------------------------------------------------------------------- Failed?  # --------------------------------------------------------------------- Failed?
   
Line 280  ENDFAILED Line 289  ENDFAILED
  &failed($r,'Username and/or password could not be authenticated.',   &failed($r,'Username and/or password could not be authenticated.',
  \%form);   \%form);
         return OK;          return OK;
       } elsif ($authhost eq 'no_account_on_host') {
           my %domconfig = 
               &Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'});
           if (grep(/^login$/,@cancreate)) {
               my $start_page = 
                   &Apache::loncommon::start_page('Create a user account in LON-CAPA',
                                                  '',{'no_inline_link'   => 1,});
               my $domdesc = &Apache::lonnet::domain($form{'udom'},'description');
               my ($output,$checkfail) = &Apache::createaccount::username_check($form{'uname'},
                                                                     $form{'udom'},$domdesc);
               &Apache::loncommon::content_type($r,'text/html');
               $r->send_http_header;
               &Apache::createaccount::print_header($r,$start_page);
               my $msg = '<h4>'.&mt('Although your username and password were authenticated, you do not currently have a LON-CAPA account in this domain.').'<br />';
               if ($checkfail) {
                   $msg .= &mt('A LON-CAPA account may not be created with the username you used.');
               } else {
                   $msg .= &mt('To create one, use the table below to provide information about yourself (if appropriate), then click the "Create LON-CAPA account" button.');
               }
               $r->print('<h4>'.$msg.'</h4>'.$output);
               $r->print(&Apache::loncommon::end_page());
               return OK;
           } else {
               &failed($r,'Although your username and password were authenticated, you do not currently have a LON-CAPA account in this domain, and you are not permitted to create one.',\%form);
               return OK;
           }
     }      }
   
     if (($firsturl eq '') ||       if (($firsturl eq '') || 
Removed from v.1.88  
changed lines
  Added in v.1.91

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