'.&mt('Transferring to login page.').'
'. - &Apache::loncommon::end_page()); + my ($r,$domain,$data) = @_; + if ((ref($data) eq 'HASH') && ($data->{'lti.login'})) { + &Apache::ltiauth::invalid_request($r,'22'); + } else { + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + my $url = '/adm/login'; + if ($domain) { + $url .= '?domain='.$domain; + } + $r->print(&Apache::loncommon::start_page('Going to login',undef, + {'redirect' => [0,$url],}). + ''.&mt('Transferring to login page.').'
'. + &Apache::loncommon::end_page()); + } return OK; } - sub sso_check { my ($data) = @_; my %extra_env; @@ -68,6 +73,44 @@ sub sso_check { return \%extra_env; } +sub lti_check { + my ($data) = @_; + my %lti_env; + if (ref($data) eq 'HASH') { + if ($data->{'lti.login'}) { + $lti_env{'request.lti.login'} = $data->{'lti.login'}; + if ($data->{'lti.reqcrs'}) { + $lti_env{'request.lti.reqcrs'} = $data->{'lti.reqcrs'}; + } + if ($data->{'lti.reqrole'}) { + $lti_env{'request.lti.reqrole'} = $data->{'lti.reqrole'}; + } + if ($data->{'lti.selfenrollrole'}) { + $lti_env{'request.lti.selfenrollrole'} = $data->{'lti.selfenrollrole'}; + } + if ($data->{'lti.uri'}) { + $lti_env{'request.lti.uri'} = $data->{'lti.uri'}; + } + if ($data->{'lti.target'}) { + $lti_env{'request.lti.target'} = $data->{'lti.target'}; + } + } + if ($data->{'lti.passbackid'}) { + $lti_env{'request.lti.passbackid'} = $data->{'lti.passbackid'}; + } + if ($data->{'lti.passbackurl'}) { + $lti_env{'request.lti.passbackurl'} = $data->{'lti.passbackurl'}; + } + if ($data->{'lti.rosterid'}) { + $lti_env{'request.lti.rosterid'} = $data->{'lti.rosterid'}; + } + if ($data->{'lti.rosterurl'}) { + $lti_env{'request.lti.rosterurl'} = $data->{'lti.rosterurl'}; + } + } + return \%lti_env; +} + sub ip_changed { my ($r,$udom,$camefrom,$dataref) = @_; &Apache::loncommon::content_type($r,'text/html'); @@ -171,11 +214,6 @@ sub ip_changed { } } } - unless ($hosthere) { - if (($dataref->{'balancer'}) && ($dataref->{'balcookie'})) { - &Apache::lonnet::delbalcookie($dataref->{'balcookie'},$dataref->{'balancer'}); - } - } } if ($dataref->{'sso.login'}) { $url .= '/adm/roles'; @@ -215,6 +253,69 @@ sub ip_changed { return OK; } +sub logout { + my ($r,$handle,$data,$lti_env) = @_; + unlink($handle); + if ($env{'user.linkedenv'} ne '') { + my $lonidsdir=$r->dir_config('lonIDsDir'); + if ((-l $env{'user.linkedenv'}) && + (readlink($env{'user.linkedenv'}) eq "$lonidsdir/$handle.id")) { + unlink($env{'user.linkedenv'}); + } + } + my %temp=('logout' => time); + &Apache::lonnet::put('email_status',\%temp); + &Apache::lonnet::log($env{'user.domain'}, + $env{'user.name'}, + $env{'user.home'}, + "Logout $ENV{'REMOTE_ADDR'}"); + + &Apache::loncommon::content_type($r,'text/html'); + + #expire the cookie + my $c = new CGI::Cookie(-name => 'lonID', + -value => '', + -expires => '-10y',); + $r->headers_out->add('Set-cookie' => $c); + if ($env{'user.linkedenv'}) { + my $linked = new CGI::Cookie(-name => 'lonLinkID', + -value => '', + -expires => '-10y',); + $r->headers_out->add('Set-cookie' => $linked); + } + my $lonhost = $r->dir_config('lonHostID'); + my (%info,%user_info,%lti_info); + if (ref($lti_env) eq 'HASH') { + %lti_info = %{$lti_env}; + } + my $lonhost = $r->dir_config('lonHostID'); + if (ref($data) eq 'HASH') { + %user_info=('ip' => $ENV{'REMOTE_ADDR'}, + 'domain' => $data->{'domain'}, + 'username' => $data->{'username'}, + 'role' => $data->{'role'}, + 'origurl' => $data->{'origurl'}, + 'symb' => $data->{'symb'}, + 'server' => $lonhost); + } + %info = (%user_info,%lti_info); + my $token = &Apache::lonnet::tmpput(\%info,$lonhost); + my $url = '/adm/migrateuser?token='.$token; + $r->send_http_header; + $r->print( + &Apache::loncommon::start_page('Updating Session ...',undef, + {'redirect' => [0.1,$url], + 'only_body' => 1,}). + &Apache::loncommon::end_page()); + $r->register_cleanup(\&flush_course_logs); + return; +} + +sub flush_course_logs { + &Apache::lonnet::flushcourselogs(); + return OK; +} + sub handler { my ($r) = @_; @@ -228,11 +329,11 @@ sub handler { &Apache::lonlocal::get_language_handle($r); if ($delete ne 'ok') { - return &goto_login($r); + return &goto_login($r,undef,\%data); } if (!defined($data{'username'}) || !defined($data{'domain'})) { - return &goto_login($r); + return &goto_login($r,undef,\%data); } if ($data{'ip'} ne $ENV{'REMOTE_ADDR'}) { &Apache::lonnet::logthis('IP change when session migration requested -- was: '. @@ -246,32 +347,19 @@ sub handler { if (&Apache::lonnet::domain($data{'domain'})) { $udom=$data{'domain'}; } - if ($home =~ /(con_lost|no_such_host)/) { return &goto_login($r,$udom); } + if ($home =~ /(con_lost|no_such_host)/) { return &goto_login($r,$udom,\%data); } - my $extra_env = &sso_check(\%data); - if (($data{'balancer'}) && ($data{'server'}) && ($data{'balcookie'})) { - if (ref($extra_env) eq 'HASH') { - $extra_env->{'request.balancercookie'} = $data{'server'}.':'.$data{'balcookie'}; - } else { - $extra_env = { 'request.balancercookie' => $data{'server'}.':'.$data{'balcookie'} }; - } - } elsif (($data{'server'}) && ($data{'otherbalcookie'})) { - my ($balancer,$balcookie) = split(/:/,$data{'otherbalcookie'}); - if (defined(&Apache::lonnet::hostname($balancer)) && $balcookie =~ /^[a-f0-9]{32}$/) { - my $baldom = &Apache::lonnet::host_domain($balancer); - if (&Apache::lonnet::shared_institution($baldom)) { - my $cookieid = join('_',$udom,$data{'username'},$balcookie); - &Apache::lonnet::updatebalcookie($cookieid,$balancer,$data{'server'}); - if (ref($extra_env) eq 'HASH') { - $extra_env->{'request.balancercookie'} = $data{'otherbalcookie'}; - } else { - $extra_env = { 'request.balancercookie' => $data{'otherbalcookie'} }; - } - } - } + my $sso_env = &sso_check(\%data); + my $lti_env = <i_check(\%data); + + my $extra_env; + if ((ref($sso_env) eq 'HASH') && (keys(%{$sso_env}))) { + $extra_env = $sso_env; + } elsif ((ref($lti_env) eq 'HASH') && (keys(%{$lti_env}))) { + $extra_env = $lti_env; } - my (%form,$cid); + my %form; if ($data{'symb'} ne '') { $form{'symb'} = $data{'symb'}; } @@ -281,18 +369,89 @@ sub handler { if ($data{'noloadbalance'} ne '') { $form{'noloadbalance'} = $data{'noloadbalance'}; } - if ($data{'role'}) { - if ($data{'role'} =~ m{\./($match_domain)/($match_courseid)(?:/\w+|$)}) { - unless (&Apache::lonnet::homeserver($2,$1) eq 'no_host') { - $cid = $1.'_'.$2; - } - } - } else { + + if (!$data{'role'}) { my $handle = &Apache::lonnet::check_for_valid_session($r); if ($handle) { &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'), $handle); - if ($data{'origurl'} ne '') { + if ($data{'lti.login'}) { + my $needslogout; + if ($env{'request.lti.login'}) { + if (($env{'user.name'} ne $data{'username'}) || + ($env{'user.domain'} ne $data{'domain'})) { + $needslogout = 1; + } + } else { + $needslogout = 1; + } +# If access is via LTI, and user already has a non-LTI session cookie +# (and session) or has an LTI session cookie for a different username, +# logout the existing session, and start a new one + if ($needslogout) { + &logout($r,$handle,\%data,$lti_env); + } elsif (($data{'lti.reqcrs'}) && ($data{'lti.reqrole'} eq 'cc')) { + $form{'lti.reqcrs'} = $data{'lti.reqcrs'}; + $form{'lti.reqrole'} = $data{'lti.reqrole'}; + $form{'lti.sourcecrs'} = $data{'lti.sourcecrs'}; + $form{'lti.uri'} = $data{'lti.uri'}; + if ($data{'lti.passbackid'}) { + $form{'lti.passbackid'} = $data{'lti.passbackid'}; + } + if ($data{'lti.passbackurl'}) { + $form{'lti.passbackurl'} = $data{'lti.passbackurl'}; + } + if ($data{'lti.rosterid'}) { + $form{'lti.rosterid'} = $data{'lti.rosterid'}; + } + if ($data{'lti.rosterurl'}) { + $form{'lti.rosterurl'} = $data{'lti.rosterurl'}; + } + if ($data{'lti.target'}) { + $form{'lti.target'} = $data{'lti.target'}; + } + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + &Apache::ltiauth::lti_reqcrs($r,$data{'domain'},\%form,$data{'username'},$data{'domain'}); + } else { + if (ref($lti_env) eq 'HASH') { + delete($lti_env->{'reqcrs'}); + delete($lti_env->{'reqrole'}); + delete($lti_env->{'selfenrollrole'}); + } + if ($data{'lti.selfenrollrole'}) { + if (&Apache::ltiauth::lti_enroll($data{'username'},data{'domain'}, + $data{'lti.selfenrollrole'}) eq 'ok') { + my $url = '/adm/roles?selectrole=1&'. + &escape($data{'lti.selfenrollrole'}).'=1'; + if ($data{'origurl'} =~ m{/default_\d+\.sequence$}) { + $url .= '&orgurl='.$data{'origurl'}.'&navmap=1'; + } elsif ($data{'origurl'} ne '') { + $url .= '&orgurl='.$data{'origurl'}; + } + if (ref($lti_env) eq 'HASH') { + &Apache::lonnet::appenv($lti_env); + } + $r->internal_redirect($url); + } else { + &Apache::ltiauth::invalid_request($r,23); + } + } elsif ($data{'origurl'} ne '') { + my $url = $data{'origurl'}; + if ($url =~ m{/default_\d+\.sequence$}) { + $url .= (($url =~/\?/)?'&':'?').'navmap=1'; + } + if (ref($lti_env) eq 'HASH') { + &Apache::lonnet::appenv($lti_env); + } + $r->internal_redirect($url); + } else { + if (ref($lti_env) eq 'HASH') { + &Apache::lonnet::appenv($lti_env); + } + } + } + } elsif ($data{'origurl'} ne '') { $r->internal_redirect($data{'origurl'}); } elsif ($env{'request.course.id'}) { $r->internal_redirect('/adm/navmaps'); @@ -303,13 +462,22 @@ sub handler { my $desturl = '/adm/roles'; if ($data{'origurl'} ne '') { $desturl = $data{'origurl'}; + if ($data{'lti.login'}) { + $desturl = $data{'origurl'}; + if ($desturl =~ m{/default_\d+\.sequence$}) { + $desturl .= (($desturl =~/\?/)?'&':'?').'navmap=1'; + } + } + } + my $skipcritical; + if (($data{'lti.login'}) && ($data{'lti.reqcrs'}) && + ($data{'lti.reqrole'} eq 'cc')) { + $skipcritical = 1; } &Apache::lonauth::success($r,$data{'username'},$data{'domain'}, - $home,$desturl,$extra_env,\%form); - + $home,$desturl,$extra_env,\%form,$skipcritical); } return OK; - } my $next_url='/adm/roles?selectrole=1&'.&escape($data{'role'}).'=1'; @@ -317,7 +485,7 @@ sub handler { $next_url .= '&orgurl='.&escape($data{'origurl'}); } &Apache::lonauth::success($r,$data{'username'},$data{'domain'},$home, - $next_url,$extra_env,\%form,$cid); + $next_url,$extra_env,\%form); return OK; }