'.&mt('Transferring to login page.').'
'. + &Apache::loncommon::end_page()); } - &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,'',$write_to_opener],}). - ''.&mt('Transferring to login page.').'
'. - &Apache::loncommon::end_page()); return OK; } @@ -72,8 +75,91 @@ sub sso_check { return \%extra_env; } +sub lti_check { + my ($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.sourcecrs'}) { + $lti_env{'request.lti.sourcecrs'} = $data->{'lti.sourcecrs'}; + } + } + if ($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'} = $data->{'lti.rosterurl'}; + } + } + return \%lti_env; +} + +sub canhost { + my ($uname,$udom,$lonhost,$loncaparev) = @_; + my $canhost; + if (&Apache::lonnet::is_library($lonhost)) { + my @possdoms = &Apache::lonnet::current_machine_domains(); + my %roleshash = &Apache::lonnet::get_my_roles($uname,$udom,'userroles','',['ca','aa'],\@possdoms); + if (keys(%roleshash)) { + foreach my $key (keys(%roleshash)) { + my $audom = (split(/:/,$key))[1]; + if ((&Apache::lonnet::will_trust('othcoau',$udom,$audom)) && + (&Apache::lonnet::will_trust('coaurem',$audom,$udom))) { + $canhost = 1; + last; + } + } + } + } + unless ($canhost) { + my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); + my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); + my @intdoms; + my $internet_names = &Apache::lonnet::get_internet_names($lonhost); + if (ref($internet_names) eq 'ARRAY') { + @intdoms = @{$internet_names}; + } + if ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { + $canhost = 1; + } else { + 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); + $canhost = + &Apache::lonnet::can_host_session($udom,$lonhost,$loncaparev, + $udomdefaults{'remotesessions'}, + $defdomdefaults{'hostedsessions'}); + } + } + return $canhost; +} + sub ip_changed { - my ($r,$udom,$camefrom,$dataref) = @_; + my ($r,$udom,$camefrom,$idsref,$dataref) = @_; &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; if (ref($dataref) eq 'HASH') { @@ -122,8 +208,10 @@ sub ip_changed { my $lonhost= $r->dir_config('lonHostID'); my $switchto = $lonhost; if ($rule_in_effect ne 'offloadedto') { - my $hosthere; - my @ids=&Apache::lonnet::current_machine_ids(); + my ($hosthere,@ids); + if (ref($idsref) eq 'ARRAY') { + @ids=@{$idsref}; + } unless ($rule_in_effect eq 'balancer') { if (grep(/^\Q$rule_in_effect\E$/,@ids)) { $hosthere = 1; @@ -197,27 +285,19 @@ sub ip_changed { 'username' => $dataref->{'username'}, 'sessionserver' => $lonhost, ); - my @names = ('origurl','symb','role','linkprotuser','linkprotexit','linkprot','linkkey'); + my @names = ('origurl','symb','role','linkprotuser','linkprot','linkkey'); foreach my $name (@names) { if ($dataref->{$name} ne '') { $info{$name} = $dataref->{$name}; } } - if ($info{'origurl'} eq '/adm/email') { - if (($dataref->{'display'}) && ($dataref->{'mailrecip'})) { - if (&unescape($dataref->{'mailrecip'}) eq $dataref->{'username'}.':'.$dataref->{'domain'}) { - $info{'display'} = $dataref->{'display'}; - $info{'mailrecip'} = $dataref->{'mailrecip'}; - } - } - } my $iptoken = &Apache::lonnet::tmpput(\%info,$switchto,'link'); unless ($iptoken eq 'conlost') { $url .= (($url =~ /\?/) ? '&' : '?') . 'iptoken='.$iptoken; } $r->print(&Apache::loncommon::start_page($title,undef, {'redirect' => - [2,$url,'',$dataref->{'lcssowin'}]}). + [2,$url],}). ''.$message.'
'. &Apache::loncommon::end_page()); @@ -256,7 +336,7 @@ sub logout { $r->headers_out->add('Set-cookie' => $c); } my $lonhost = $r->dir_config('lonHostID'); - my ($url,$token,$delay,$write_to_opener,%info,%user_info); + my ($url,$token,$delay,%info,%user_info); if (ref($data) eq 'HASH') { %user_info=('ip' => $ip, 'domain' => $data->{'domain'}, @@ -266,7 +346,6 @@ sub logout { 'origurl' => $data->{'origurl'}, 'symb' => $data->{'symb'}, 'server' => $lonhost); - $write_to_opener = $data->{'lcssowin'}; } $delay = 0.1; if (ref($linkprot_info) eq 'HASH') { @@ -300,7 +379,7 @@ sub logout { $r->send_http_header; $r->print( &Apache::loncommon::start_page('Updating Session ...',undef, - {'redirect' => [$delay,$url,'',$write_to_opener], + {'redirect' => [$delay,$url], 'only_body' => 1,}). &Apache::loncommon::end_page()); if ($env{'request.balancercookie'}) { @@ -314,6 +393,193 @@ sub logout { return; } +sub conlost_userhome { + my ($r,$idsref,$dataref) = @_; + return unless ((ref($idsref) eq 'ARRAY') && (ref($dataref) eq 'HASH')); + my @ids = @{$idsref}; + my %data = %{$dataref}; + my ($lonhost,$lowest_load,$otherserver,$is_balancer,%conlost,%posstargets); + $lonhost = $r->dir_config('lonHostID'); + if (grep(/^\Q$lonhost\E$/,split(/,/,$data{'dom_balancers'}))) { + $is_balancer = 1; + } + $lowest_load = 30000; + if ($data{'conlost'} ne '') { + map { $conlost{$_} = 1; } split(/,/,$data{'conlost'}); + } + if ($data{'loncfail'}) { + if ($lonhost ne $data{'from_balancer'}) { + my ($is_balancer,$posshost,$setcookie,$offloadto,$dom_balancers) = + &Apache::lonnet::check_loadbalancing($data{'username'},$data{'domain'}); + if ($is_balancer) { + if (ref($offloadto) eq 'HASH') { + $data{'offloadto'} = ''; + foreach my $key (keys(%{$offloadto})) { + if (ref($offloadto->{$key}) eq 'ARRAY') { + $data{'offloadto'} .= $key.'='.join(',',@{$offloadto->{$key}}).'&'; + } + } + $data{'offloadto'} =~ s/\&$//; + } elsif (ref($offloadto) eq 'ARRAY') { + $data{'offloadto'} = join(',',@{$offloadto}); + } + } + } + } else { + $conlost{$lonhost} = 1; + $data{'conlost'} = join(',',sort(keys(%conlost))); + } + if ($data{'offloadto'} =~ /\&/) { + foreach my $item (split(/\&/,$data{'offloadto'})) { + my ($type,$targets) = split(/\=/,$item); + @{$posstargets{$type}} = split(/,/,$targets); + } + } elsif ($data{'offloadto'} =~ /=/) { + my ($type,$targets) = split(/\=/,$data{'offloadto'}); + @{$posstargets{$type}} = split(/,/,$targets); + } else { + @{$posstargets{'default'}} = split(/,/,$data{'offloadto'}); + } + if (ref($posstargets{'primary'}) eq 'ARRAY') { + foreach my $try_server (@{$posstargets{'primary'}}) { + next if ($conlost{$try_server}); + next if ((grep(/^\Q$try_server\E$/,@ids)) && !$data{'loncfail'}); + ($otherserver,$lowest_load) = + &Apache::lonnet::compare_server_load($try_server, + $otherserver, + $lowest_load); + } + } + my $found_server = ($otherserver ne '' && $lowest_load < 100); + if (!$found_server) { + if (ref($posstargets{'default'}) eq 'ARRAY') { + foreach my $try_server (@{$posstargets{'default'}}) { + next if ($conlost{$try_server}); + next if ((grep(/^\Q$try_server\E$/,@ids)) && !$data{'loncfail'}); + ($otherserver,$lowest_load) = + &Apache::lonnet::compare_server_load($try_server, + $otherserver, + $lowest_load); + } + } + } + if ($otherserver ne '') { + my $switchto = &Apache::lonnet::hostname($otherserver); + if ($switchto ne '') { + $data{'server'} = $lonhost; + if ($data{'loncfail'}) { + delete($data{'loncfail'}); + } + if (grep(/^\Q$otherserver\E$/,split(/,/,$data{'dom_balancers'}))) { + $data{'noloadbalance'} = $otherserver; + } + &do_server_switch($r,$otherserver,$switchto,$is_balancer,\%data); + return $otherserver; + } else { + #FIXME Contents of $data{offloadto} contains invalid hostID. + } + } else { + my (%poss_balancers,%tried_balancers); + map { $poss_balancers{$_} = 1; } split(/,/,$data{'dom_balancers'}); + map { $tried_balancers{$_} = 1; } split(/,/,$data{'tried_balancers'}); + if (keys(%poss_balancers)) { + foreach my $try_server (sort(keys(%poss_balancers))) { + next if (grep(/^\Q$try_server\E$/,@ids)); + next if (($data{'loncfail'}) && ($tried_balancers{$try_server})); + my $alreadytried; + foreach my $key (keys(%posstargets)) { + if ((ref($posstargets{$key}) eq 'ARRAY') && + (grep(/^\Q$try_server\E$/,@{$posstargets{$key}}))) { + $alreadytried = 1; + last; + } + } + unless ($alreadytried) { + if (&Apache::lonnet::reply('ping',$try_server) eq $try_server) { + $otherserver = $try_server; + last; + } + } + } + } + if ($otherserver ne '') { + my $switchto = &Apache::lonnet::hostname($otherserver); + if ($switchto ne '') { + $data{'server'} = $lonhost; + $data{'loncfail'} = $lonhost; + $tried_balancers{$otherserver} = 1; + $data{'tried_balancers'} = join(',',sort(keys(%tried_balancers))); + &do_server_switch($r,$otherserver,$switchto,$is_balancer,\%data); + return $otherserver; + } else { + #FIXME Contents of $data{'dom_balancers'} contains invalid hostID. + } + } else { + if ($data{'loncfail'}) { + #FIXME Nowhere to go. + } else { + # FIXME Send back to a balancer (no token); different balancer if this is a balancer. + # Send command to balancer to exclude this host using http instead on lonc/lond + } + } + } + return; +} + +sub do_server_switch { + my ($r,$otherserver,$switchto,$is_balancer,$dataref) = @_; + if (ref($dataref) eq 'HASH') { + my $domain = $dataref->{'domain'}; + my $username = $dataref->{'username'}; + # If this is a balancer set a balancer cookie unless browser already sent + # LON-CAPA load balancer cookie which points at the target server. + if ($is_balancer) { + my $newcookieid; + my ($found_server,$balancer_cookie) = &Apache::lonnet::check_for_balancer_cookie($r,1); + unless (($found_server eq $otherserver) && + ($balancer_cookie =~ /^\Q$domain\E_\Q$username\E_/)) { + $newcookieid = + &Apache::switchserver::balancer_cookieid($r,$otherserver,$username,$domain); + if ($newcookieid) { + $dataref->{'balcookie'} = $newcookieid; + } + } + } + my $token = &Apache::lonnet::tmpput($dataref,$otherserver); + my $protocol = $Apache::lonnet::protocol{$otherserver}; + $protocol = 'http' if ($protocol ne 'https'); + my $url = $protocol.'://'.$switchto.'/adm/login?domain='.$domain. + '&username='.$username.'&token='.$token; + $r->send_http_header; + $r->print( + &Apache::loncommon::start_page('Switching Server ...',undef, + {'redirect' => [0.1,$url]}). + &Apache::loncommon::end_page()); + } + return; +} + +sub log_switch { + my ($r,$data,$lti_env,$ip) = @_; + my $lonhost = $r->dir_config('lonHostID'); + return unless ((ref($data) eq 'HASH') && (ref($lti_env) eq 'HASH')); + my $now = time; + my %temp=('switchserver' => $now.':'.$lonhost,$data->{'role'}); + &Apache::lonnet::put('email_status',\%temp); + my $logmsg = "Switch Server to $lonhost"; + if ($data->{'role'}) { + $logmsg .= " with role: ".$data->{'role'}; + } elsif (($lti_env->{'reqcrs'}) && ($lti_env->{'reqrole'} eq 'cc')) { + $logmsg .= " to create new LTI course"; + } elsif ($lti_env->{'selfenrollrole'}) { + $logmsg .= " to selfenroll with role: ".$lti_env->{'selfenrollrole'}; + } else { + $logmsg .= " (no role)"; + } + $logmsg .= ' '.$ip; + &Apache::lonnet::log($data->{'domain'},$data->{'username'},$data->{'home'},$logmsg); +} + sub flush_course_logs { &Apache::lonnet::flushcourselogs(); return OK; @@ -321,7 +587,7 @@ sub flush_course_logs { sub handler { my ($r) = @_; - + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token']); my %data = &Apache::lonnet::tmpget($env{'form.token'}); if (keys(%data) == 0) { @@ -332,28 +598,81 @@ sub handler { &Apache::lonlocal::get_language_handle($r); if ($delete ne 'ok') { - return &goto_login($r,'',\%data); + return &goto_login($r,undef,\%data); } if (!defined($data{'username'}) || !defined($data{'domain'})) { - return &goto_login($r,'',\%data); + return &goto_login($r,undef,\%data); } + my ($home,@ids); + @ids=&Apache::lonnet::current_machine_ids(); my $ip = &Apache::lonnet::get_requestor_ip($r,REMOTE_NOLOOKUP); if ($data{'ip'} ne $ip) { &Apache::lonnet::logthis('IP change when session migration requested -- was: '. $data{'ip'}.'; now: '.$ip.' for '.$data{'username'}.':'.$data{'domain'}); - return &ip_changed($r,$data{'domain'},$data{'server'},\%data); + return &ip_changed($r,$data{'domain'},$data{'server'},\@ids,\%data); + } + if ($data{'loncfail'}) { + &Apache::lonnet::logthis('Returned from '.$data{'server'}.' -- no connection to library node or other access node(s)'); + my $otherserver = &conlost_userhome($r,\@ids,\%data); + if ($otherserver ne '') { + &Apache::lonnet::logthis("Switching to $otherserver"); + } + return OK; + } else { + $home=&Apache::lonnet::homeserver($data{'username'},$data{'domain'}); + if ($home eq 'no_host') { + if (($data{'home'} ne '') && (&Apache::lonnet::hostname($data{'home'}))) { + &Apache::lonnet::reconlonc($data{'home'}); + $home=&Apache::lonnet::homeserver($data{'username'},$data{'domain'}); + if ($home eq 'no_host') { + unless (grep(/^\Q$data{'home'}\E$/,@ids)) { + if (&Apache::lonnet::reply('ping',$data{'home'}) eq 'con_lost') { + my $otherserver = &conlost_userhome($r,\@ids,\%data); + if ($otherserver ne '') { + &Apache::lonnet::logthis("No connection to home server ($data{'home'}) for $data{'username'}:$data{'domain'}. Switching to $otherserver"); + } + return OK; + } + } + } + } + } } - &Apache::lonnet::logthis("Allowing access for $data{'username'}:$data{'domain'} to $data{'role'}"); - my $home=&Apache::lonnet::homeserver($data{'username'},$data{'domain'}); my $udom; if (&Apache::lonnet::domain($data{'domain'})) { $udom=$data{'domain'}; } - if ($home =~ /(con_lost|no_such_host)/) { return &goto_login($r,$udom,\%data); } + if ($home eq 'no_host') { return &goto_login($r,$udom,\%data); } + if (&Apache::lonnet::hostname($home) eq '') { return &goto_login($r,$udom,\%data); } - my $extra_env = &sso_check(\%data); + unless (grep(/^\Q$home\E$/,@ids)) { + my $lonhost = $r->dir_config('lonHostID'); + my $loncaparev = $r->dir_config('lonVersion'); + unless (&canhost($data{'username'},$data{'domain'},$lonhost,$loncaparev)) { + return &goto_login($r,$udom,\%data); + } + } + + my $rolemsg; + if ($data{'role'}) { + $rolemsg = "role: $data{'role'}"; + } else { + $rolemsg = '(no role)'; + } + + &Apache::lonnet::logthis("Allowing access for $data{'username'}:$data{'domain'} $rolemsg"); + + 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 = $lti_env; + } if (($data{'balancer'}) && ($data{'server'}) && ($data{'balcookie'})) { if (ref($extra_env) eq 'HASH') { $extra_env->{'request.balancercookie'} = $data{'server'}.':'.$data{'balcookie'}; @@ -376,6 +695,16 @@ sub handler { } } + if (($data{'conlost'}) && ($data{'server'})) { + my @conlosts = split(/,/,$data{'conlost'}); + my $switchfrom = $data{'server'}; + if (@conlosts) { + if (grep(/^\Q$switchfrom\E$/,@conlosts)) { + &log_switch($r,\%data,$extra_env,$ip); + } + } + } + my (%form,$cid); if ($data{'symb'} ne '') { $form{'symb'} = $data{'symb'}; @@ -415,9 +744,6 @@ sub handler { unless ($env{'request.linkprot'} eq $data{'linkprot'}) { $checklaunch = 1; } - unless ($env{'request.linkprotexit'} eq $data{'linkprotexit'}) { - $checklaunch = 1; - } unless ($env{'request.linkkey'} eq $data{'linkkey'}) { $checklaunch = 1; } @@ -429,7 +755,7 @@ sub handler { if (($env{'user.name'} ne $data{'username'}) || ($env{'user.domain'} ne $data{'domain'})) { my %linkprot_env; - foreach my $item ('linkprot','linkprotexit','deeplink.login') { + foreach my $item ('linkprot','deeplink.login') { if ($data{$item}) { $linkprot_env{$item} = $data{$item}; } @@ -438,9 +764,6 @@ sub handler { return OK; } &Apache::lonnet::appenv({'request.linkprot' => $data{'linkprot'}}); - if ($data{'linkprotexit'}) { - &Apache::lonnet::appenv({'request.linkprotexit' => $data{'linkprotexit'}}); - } if ($env{'request.linkkey'}) { &Apache::lonnet::delenv('request.linkkey'); } @@ -495,21 +818,92 @@ sub handler { } if ($data{'deeplink.login'}) { &Apache::lonnet::appenv({'request.deeplink.login' => $data{'deeplink.login'}}); - if ($env{'environment.remote'} eq 'on') { - &Apache::lonnet::appenv({'environment.remote' => 'off'}); - } } - 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($r,$ip,$handle,\%data,$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 '') { my $dest = $data{'origurl'}; if (($env{'request.deeplink.login'} eq $data{'origurl'}) && (($env{'request.linkprot'}) || ($env{'request.linkkey'} ne ''))) { my %info; if ($env{'request.linkprot'}) { $info{'linkprot'} = $env{'request.linkprot'}; - foreach my $item ('linkprotuser','linkprotexit') { - if ($data{$item}) { - $info{$item} = $data{$item}; - } + if ($data{'linkprotuser'}) { + $info{'linkprotuser'} = $data{'linkprotuser'}; } } elsif ($env{'request.linkkey'} ne '') { $info{'linkkey'} = $env{'request.linkkey'}; @@ -532,7 +926,23 @@ sub handler { } } else { my $desturl = '/adm/roles'; - if ($data{'origurl'} ne '') { + if ($data{'lti.login'}) { + if ($data{'lti.selfenrollrole'}) { + $desturl .= '?selectrole=1&'. + &escape($data{'lti.selfenrollrole'}).'=1'; + if ($data{'origurl'} ne '') { + $desturl .= '&orgurl='.$data{'origurl'}; + if ($data{'origurl'} =~ m{/default_\d+\.sequence$}) { + $desturl .= '&navmap=1'; + } + } + } elsif ($data{'origurl'} ne '') { + $desturl = $data{'origurl'}; + if ($desturl =~ m{/default_\d+\.sequence$}) { + $desturl .= (($desturl =~/\?/)?'&':'?').'navmap=1'; + } + } + } elsif ($data{'origurl'} ne '') { $desturl = $data{'origurl'}; if ($data{'linkprot'}) { my ($linkprotector,$linkuri) = split(/:/,$data{'linkprot'},2); @@ -546,16 +956,11 @@ sub handler { 'user.linkproturi' => $linkuri, 'request.linkprot' => $data{'linkprot'}}; } - if ($data{'linkprotexit'}) { - $extra_env->{'request.linkprotexit'} = $data{'linkprotexit'}; - } } - foreach my $item ('linkprotuser','linkprotexit') { - if ($data{$item} ne '') { - $form{$item} = $data{$item}; - } + if ($data{'linkprotuser'} ne '') { + $form{'linkprotuser'} = $data{'linkprotuser'}; } - } elsif ($data{'linkkey'}) { + } elsif ($data{'linkkey'} ne '') { if (ref($extra_env) eq 'HASH') { $extra_env->{'user.deeplinkkey'} = $data{'linkkey'}; $extra_env->{'user.keyedlinkuri'} = $data{'deeplink.login'}; @@ -567,53 +972,101 @@ sub handler { } } if ($data{'deeplink.login'}) { - if (ref($extra_env) eq 'HASH') { + if (ref($extra_env) eq 'HASH') { $extra_env->{'request.deeplink.login'} = $data{'deeplink.login'}; } else { $extra_env = {'request.deeplink.login' => $data{'deeplink.login'}}; } } - if ($desturl eq '/adm/email') { - if (($data{'display'}) && ($data{'mailrecip'})) { - if (&unescape($data{'mailrecip'}) eq "$data{'username'}:$data{'domain'}") { - $form{'display'} = &unescape($data{'display'}); - } - } + } + my $skipcritical; + if ($data{'lti.login'}) { + if ((($data{'lti.reqcrs'}) && + ($data{'lti.reqrole'} eq 'cc')) || + ($data{'lti.selfenrollrole'})) { + $skipcritical = 1; } } &Apache::lonauth::success($r,$data{'username'},$data{'domain'}, - $home,$desturl,$extra_env,\%form,'', - $expirepub,$data{'lcssowin'}); + $home,$desturl,$extra_env,\%form,$skipcritical,'', + $expirepub); } return OK; } - my $next_url='/adm/roles?selectrole=1&'.&escape($data{'role'}).'=1'; - if ($data{'origurl'} ne '') { - $next_url .= '&orgurl='.&escape($data{'origurl'}); + if ($data{'lti.login'}) { + my $handle = &Apache::lonnet::check_for_valid_session($r); + if ($handle) { + &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'), + $handle); + my $needslogout; + if ($env{'request.lti.login'}) { + if (($env{'user.name'} ne $data{'username'}) || + ($env{'user.domain'} ne $data{'domain'})) { + $needslogout = 1; + } + } else { + $needslogout = 1; + } + if ($needslogout) { + &logout($r,$ip,$handle,\%data,$lti_env); + return OK; + } + } } - if ($data{'deeplink.login'}) { - if (ref($extra_env) eq 'HASH') { - $extra_env->{'request.deeplink.login'} = $data{'deeplink.login'}; + +# check if current user, and role match those expected. + my ($next_url,$reuse_session); + if (($env{'user.name'} eq $data{'username'}) && ($env{'user.domain'} eq $data{'domain'}) && + ($env{'request.role'} eq $data{'role'}) && ($data{'origurl'} ne '')) { + $next_url = $data{'origurl'}; + $reuse_session = 1; + } elsif ($data{'origurl'} =~ m{^/tiny/$match_domain/\w+$}) { + $next_url=$data{'origurl'}; + } else { + if ($data{'lti.login'}) { + $next_url='/adm/roles?selectrole=1&'.&escape($data{'role'}).'=1'; + if ($data{'origurl'} ne '') { + $next_url .= '&orgurl='.&escape($data{'origurl'}); + } } else { - $extra_env = {'request.deeplink.login' => $data{'deeplink.login'}}; + $next_url='/adm/roles?selectrole=1&'.&escape($data{'role'}).'=1'; + if ($data{'origurl'} ne '') { + $next_url .= '&orgurl='.&escape($data{'origurl'}); + } + } + } + if ($data{'lti.login'}) { + if (($data{'origurl'} =~ m{/default_\d+\.sequence$}) || + ($data{'origurl'} =~ m{^/res/.+\.sequence$})) { + if ($reuse_session) { + $next_url .= '&navmap=1'; + } else { + $next_url .= '&navmap=1'; + } } - if ($data{'linkprot'}) { - $extra_env->{'request.linkprot'} = $data{'linkprot'}; - if ($data{'linkprotexit'}) { - $extra_env->{'request.linkprotexit'} = $data{'linkprotexit'}; + } + if ($reuse_session) { + $r->internal_redirect($next_url); + } else { + if ($data{'deeplink.login'}) { + if (ref($extra_env) eq 'HASH') { + $extra_env->{'request.deeplink.login'} = $data{'deeplink.login'}; + } else { + $extra_env = {'request.deeplink.login' => $data{'deeplink.login'}}; } - foreach my $item ('linkprotuser','linkprotexit') { - if ($data{$item}) { - $form{'request.'.$item} = $data{$item}; + if ($data{'linkprot'}) { + $extra_env->{'request.linkprot'} = $data{'linkprot'}; + if ($data{'linkprotuser'}) { + $form{'request.linkprotuser'} = $data{'linkprotuser'}; } + } elsif ($data{'linkkey'} ne '') { + $extra_env->{'request.linkkey'} = $data{'linkkey'}; } - } elsif ($data{'linkkey'} ne '') { - $extra_env->{'request.linkkey'} = $data{'linkkey'}; } + &Apache::lonauth::success($r,$data{'username'},$data{'domain'},$home, + $next_url,$extra_env,\%form,'',$cid); } - &Apache::lonauth::success($r,$data{'username'},$data{'domain'},$home, - $next_url,$extra_env,\%form,$cid,'',$data{'lcssowin'}); return OK; }