[BACK]Return to lonauth.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / auth

Diff for /loncom/auth/lonauth.pm between versions 1.86 and 1.107

version 1.86, 2006/10/12 18:18:01 version 1.107, 2010/07/24 17:42:46
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;
   use HTML::Entities;
     
 # ------------------------------------------------------------ Successful login  # ------------------------------------------------------------ Successful login
 sub success {  sub success {
Line 73  sub success { Line 74  sub success {
 # ------------------------------------------------------------ Get cookie ready  # ------------------------------------------------------------ Get cookie ready
     $cookie="lonID=$cookie; path=/";      $cookie="lonID=$cookie; path=/";
 # -------------------------------------------------------- Menu script and info  # -------------------------------------------------------- Menu script and info
     my $windowinfo=&Apache::lonmenu::open($env{'browser.os'});      my $destination = $lowerurl;
     my $startupremote=&Apache::lonmenu::startupremote($lowerurl);  
     my $remoteinfo=&Apache::lonmenu::load_remote_msg($lowerurl);      if (defined($form->{role})) {
     my $setflags=&Apache::lonmenu::setflags();          my $envkey = 'user.role.'.$form->{role};
     my $maincall=&Apache::lonmenu::maincall();          my $now=time;
           my $then=$env{'user.login.time'};
           my $refresh=$env{'user.refresh.time'};
           if (exists($env{$envkey})) {
               my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus);
               &Apache::lonnet::role_status($envkey,$then,$refresh,$now,\$role,\$where,
                                            \$trolecode,\$tstatus,\$tstart,\$tend);
               if ($tstatus eq 'is') {
                   $destination  .= ($destination =~ /\?/) ? '&' : '?';
                   my $newrole = &HTML::Entities::encode($form->{role},'"<>&');
                   $destination .= 'selectrole=1&'.$newrole.'=1';
               }
           }
       }
       if (defined($form->{symb})) {
           my $destsymb = $form->{symb};
           $destination  .= ($destination =~ /\?/) ? '&' : '?';
           if ($destsymb =~ /___/) {
               # FIXME Need to deal with encrypted symbs and urls as needed.
               my ($map,$resid,$desturl)=split(/___/,$destsymb);
               unless ($desturl=~/^(adm|uploaded|editupload|public)/) {
                   $desturl = &Apache::lonnet::clutter($desturl);
               }
               $desturl = &HTML::Entities::encode($desturl,'"<>&');
               $destsymb = &HTML::Entities::encode($destsymb,'"<>&');
               $destination .= '&destinationurl='.$desturl.
                               '&destsymb='.$destsymb;
           } else {
               $destsymb = &HTML::Entities::encode($destsymb,'"<>&');
               $destination .= '&destinationurl='.$destsymb;
           }
       }
   
       my $windowinfo = Apache::lonhtmlcommon::scripttag('self.name="loncapaclient";');
       my $header = '<meta HTTP-EQUIV="Refresh" CONTENT="0; url='.$destination.'" />';
       my $brcrum = [{'href' => '',
                      'text' => 'Successful Login'},];
     my $start_page=&Apache::loncommon::start_page('Successful Login',      my $start_page=&Apache::loncommon::start_page('Successful Login',
   $startupremote,                                                    $header,
   {'no_inline_link' => 1,});                                                    {'bread_crumbs' => $brcrum,});
     my $end_page  =&Apache::loncommon::end_page();      my $end_page  =&Apache::loncommon::end_page();
   
     my $continuelink;   my $continuelink='<a href="'.$destination.'">'.&mt('Continue').'</a>';
     if (($env{'browser.interface'} eq 'textual') ||  
         ($env{'environment.remote'} eq 'off')) {  
  $continuelink="<a href=\"$lowerurl\">".&mt('Continue')."</a>";  
     }  
 # ------------------------------------------------- Output for successful login  # ------------------------------------------------- Output for successful login
   
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
Line 96  sub success { Line 129  sub success {
   
     my %lt=&Apache::lonlocal::texthash(      my %lt=&Apache::lonlocal::texthash(
        'wel' => 'Welcome',         'wel' => 'Welcome',
        'mes' => 'Welcome to the Learning<i>Online</i> Network with CAPA. Please wait while your session is being set up',         'mes' => 'Welcome to the Learning<i>Online</i> Network with CAPA. Please wait while your session is being set up.',
        'pro' => 'Problems',         'pro' => 'Login problems?',
        'log' => 'loginproblems.html',         'log' => 'loginproblems.html',
        );         );
     $r->print(<<ENDSUCCESS);      $r->print(<<ENDSUCCESS);
 $start_page  $start_page
 $setflags  
 $windowinfo  $windowinfo
 <h1>$lt{'wel'}</h1>  <h1>$lt{'wel'}</h1>
 $lt{'mes'}.<p>  $lt{'mes'}<p>
 <a href="/adm/$lt{'log'}">$lt{'pro'}?</a></p>  <a href="/adm/$lt{'log'}">$lt{'pro'}</a></p>
 $remoteinfo  
 $maincall  
 $continuelink  $continuelink
 $end_page  $end_page
 ENDSUCCESS  ENDSUCCESS
Line 118  ENDSUCCESS Line 148  ENDSUCCESS
   
 sub failed {  sub failed {
     my ($r,$message,$form) = @_;      my ($r,$message,$form) = @_;
     my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef,      my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef);
     {'no_inline_link' => 1,});      my $retry = '/adm/login?username='.$form->{'uname'}.
                   '&domain='.$form->{'udom'};
       if (exists($form->{role})) {
           $retry .= '&role='.$form->{role};
       }
       if (exists($form->{symb})) {
           $retry .= '&symb='.$form->{symb};
       }
     my $end_page   = &Apache::loncommon::end_page();      my $end_page   = &Apache::loncommon::end_page();
   
     my %lt=('sorry'  => &mt('Sorry ...'),  
     'please' =>   
     &mt('Please [_1]log in again[_2].',  
  "<a href=\"/adm/login?username=$form->{'uname'}&domain=$form->{'udom'}\">",  
  '</a>'),  
     'problemspage' => &mt('loginproblems.html'),  
     'problems'     => 'Problems',  
     );  
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
       $r->print(
     $r->print(<<ENDFAILED);         $start_page
 $start_page        .'<h1>'.&mt('Sorry ...').'</h1>'
 <h1>$lt{'sorry'}</h1>        .'<p class="LC_warning">'.&mt($message).'</p>'
 <p><b>$message</b></p>        .'<p>'.&mt('Please [_1]log in again[_2].','<a href="'.$retry.'">','</a>')
 <p>$lt{'please'}</p>        .'</p>'
 <p>        .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'
 <a href="/adm/$lt{'problemspage'}">$lt{'problems'}</a></p>        .$end_page
 $end_page      );
 ENDFAILED   }
 }  
   
 # ------------------------------------------------------------------ Rerouting!  # ------------------------------------------------------------------ Rerouting!
   
Line 150  sub reroute { Line 177  sub reroute {
     my ($r) = @_;      my ($r) = @_;
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
     my $msg='<h1>Sorry ...</h1>      my $msg='<h1>'.&mt('Sorry ...').'</h1>'
              Please <a href="/">log in again</a>.';             .&mt('Please [_1]log in again[_2].');
     &Apache::loncommon::simple_error_page($r,'Rerouting',$msg);      &Apache::loncommon::simple_error_page($r,'Rerouting',$msg);
 }  }
   
Line 169  sub handler { Line 196  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 $handle=$lonid->value;  
         $handle=~s/\W//g;  
         my $lonidsdir=$r->dir_config('lonIDsDir');          my $lonidsdir=$r->dir_config('lonIDsDir');
         if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {          if ($handle=~/^publicuser\_/) {
   # For "public user" - remove it, we apparently really want to login
               unlink($r->dir_config('lonIDsDir')."/$handle.id");
           } else {
 # Indeed, a valid token is found  # Indeed, a valid token is found
               &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
     &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);              my $dest = '/adm/roles';
 $start_page              if ($env{'form.firsturl'} ne '') {
 <h1>You are already logged in</h1>                  $dest = $env{'form.firsturl'};
 <p>Please either <a href="/adm/roles">continue the current session</a> or              }
 <a href="/adm/logout">logout</a>.</p>              $r->print(
 <p>                 $start_page
 <a href="/adm/loginproblems.html">Problems?</a></p>                .'<h1>'.&mt('You are already logged in!').'</h1>'
 $end_page                .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].'
 ENDFAILED                      ,'<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>')
            return OK;                .'</p>'
  }                .$end_page
               );
               return OK;
           }
     }      }
   
 # ---------------------------------------------------- No valid token, continue  # ---------------------------------------------------- No valid token, continue
Line 221  ENDFAILED Line 251  ENDFAILED
 # split user logging in and "su"-user  # split user logging in and "su"-user
   
     ($form{'uname'},$form{'suname'})=split(/\:/,$form{'uname'});      ($form{'uname'},$form{'suname'})=split(/\:/,$form{'uname'});
     $form{'uname'} =~ s/\W//g;      $form{'uname'} = &LONCAPA::clean_username($form{'uname'});
     $form{'suname'} =~ s/\W//g;      $form{'suname'}= &LONCAPA::clean_username($form{'suname'});
     $form{'udom'}  =~ s/\W//g;      $form{'udom'}  = &LONCAPA::clean_domain(  $form{'udom'});
   
     my $role   = $r->dir_config('lonRole');      my $role   = $r->dir_config('lonRole');
     my $domain = $r->dir_config('lonDefDomain');      my $domain = $r->dir_config('lonDefDomain');
     my $prodir = $r->dir_config('lonUsersDir');      my $prodir = $r->dir_config('lonUsersDir');
       my $contact_name = &mt('LON-CAPA helpdesk');
   
 # ---------------------------------------- Get the information from login token  # ---------------------------------------- Get the information from login token
   
Line 246  ENDFAILED Line 277  ENDFAILED
     return OK;      return OK;
  }   }
     }      }
     my ($key,$firsturl)=split(/&/,$tmpinfo);  
       if (!&Apache::lonnet::domain($form{'udom'})) {
           &failed($r,'The domain you provided is not a valid LON-CAPA domain.',\%form);
           return OK;
       }
   
       my ($key,$firsturl,$rolestr,$symbstr)=split(/&/,$tmpinfo);
       if ($rolestr) {
           $rolestr = &unescape($rolestr);
       }
       if ($symbstr) {
           $symbstr= &unescape($symbstr);
       }
       if ($rolestr =~ /^role=/) {
           (undef,$form{'role'}) = split('=',$rolestr);
       }
       if ($symbstr =~ /^symb=/) { 
           (undef,$form{'symb'}) = split('=',$symbstr);
       }
   
     my $keybin=pack("H16",$key);      my $keybin=pack("H16",$key);
   
Line 270  ENDFAILED Line 319  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 $clientcancheckhost = 1;
       my $authhost=Apache::lonnet::authenticate($form{'uname'},$upass,
                                                 $form{'udom'},$defaultauth,
                                                 $clientcancheckhost);
           
 # --------------------------------------------------------------------- Failed?  # --------------------------------------------------------------------- Failed?
   
Line 280  ENDFAILED Line 346  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 $domdesc = &Apache::lonnet::domain($form{'udom'},'description');
               &check_can_host($r,\%form,'no_account_on_host',$domdesc);
               my $start_page = 
                   &Apache::loncommon::start_page('Create a user account in LON-CAPA');
               my $lonhost = $r->dir_config('lonHostID');
               my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
               my $contacts = 
                   &Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
                                                           $form{'udom'},$origmail);
               my ($contact_email) = split(',',$contacts); 
               my $output = &Apache::createaccount::username_check($form{'uname'}, 
                                                                   $form{'udom'},$domdesc,'',
                                                                   $lonhost,$contact_email,$contact_name);
               &Apache::loncommon::content_type($r,'text/html');
               $r->send_http_header;
               &Apache::createaccount::print_header($r,$start_page);
               $r->print('<h3>'.&mt('Account creation').'</h3>'.
                         &mt('Although your username and password were authenticated, you do not currently have a LON-CAPA account at this institution.').'<br />'.
                         $output.&Apache::loncommon::end_page());
               return OK;
           } else {
               &failed($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 '') || 
Line 309  ENDFAILED Line 403  ENDFAILED
  }   }
     }      }
   
       &check_can_host($r,\%form,$authhost);
   
     if ($r->dir_config("lonBalancer") eq 'yes') {      if ($r->dir_config("lonBalancer") eq 'yes') {
  &success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef,   &success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef,
  \%form);   \%form);
  $r->internal_redirect('/adm/switchserver');          my ($otherserver) = &Apache::lonnet::choose_server($form{'udom'});
    $r->internal_redirect('/adm/switchserver?otherserver='.$otherserver);
     } else {      } else {
  &success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef,   &success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef,
  \%form);   \%form);
Line 320  ENDFAILED Line 417  ENDFAILED
     return OK;      return OK;
 }  }
   
   sub check_can_host {
       my ($r,$form,$authhost,$domdesc) = @_;
       return unless (ref($form) eq 'HASH');
       my $canhost = 1;
       my $lonhost = $r->dir_config('lonHostID');
       my $udom = $form->{'udom'};
       my @intdoms = &Apache::lonnet::get_internet_names($lonhost);
       my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
       my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
       unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) {
           my $machine_dom = &Apache::lonnet::host_domain($lonhost);
           my $hostname = &Apache::lonnet::hostname($lonhost);
           my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname);
           my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
           my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
           my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom);
           my $loncaparev;
           if ($authhost eq 'no_account_on_host') {
               $loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom);
           } else {
               $loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom,$lonhost);
           }
           $canhost = &Apache::lonnet::can_host_session($udom,$lonhost,$loncaparev,
                                                        $udomdefaults{'remotesessions'},
                                                        $defdomdefaults{'hostedsessions'});
       }
       unless ($canhost) {
           if ($authhost eq 'no_account_on_host') {
               my ($login_host,$hostname) = &Apache::lonnet::choose_server($udom);
               &Apache::loncommon::content_type($r,'text/html');
               $r->send_http_header;
               if ($login_host ne '') {
                   my $protocol = $Apache::lonnet::protocol{$login_host};
                   $protocol = 'http' if ($protocol ne 'https');
                   my $newurl = $protocol.'://'.$hostname.'/adm/createaccount';
                   $r->print(&Apache::loncommon::start_page('Create a user account in LON-CAPA').
                             '<h3>'.&mt('Account creation').'</h3>'.
                             &mt('You do not currently have a LON-CAPA account at this institution.').'<br />'.
                             '<p>'.&mt('You will be able to create one by logging into a LON-CAPA server within the [_1] domain.',$domdesc).'</p>'.
                             '<p>'.&mt('[_1]Log in[_2]','<a href="'.$newurl.'">','</a>').
                             &Apache::loncommon::end_page());
               } else {
                   $r->print(&Apache::loncommon::start_page('Access to LON-CAPA unavailable').
                             '<h3>'.&mt('Account creation unavailable').'</h3>'.
                             &mt('You do not currently have a LON-CAPA account at this institution.').'<br />'.
                             '<p>'.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'</p>'.
                             &Apache::loncommon::end_page());
               }
               return OK;
           } else {
               &success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef,
                        $form);
               my ($otherserver) = &Apache::lonnet::choose_server($udom);
               $r->internal_redirect('/adm/switchserver?otherserver='.$otherserver);
           }
       }
   }
   
 1;  1;
 __END__  __END__
   
Removed from v.1.86  
changed lines
  Added in v.1.107

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