--- loncom/auth/lonroles.pm 2017/09/29 19:18:14 1.334 +++ loncom/auth/lonroles.pm 2018/07/01 00:03:42 1.339 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # User Roles Screen # -# $Id: lonroles.pm,v 1.334 2017/09/29 19:18:14 raeburn Exp $ +# $Id: lonroles.pm,v 1.339 2018/07/01 00:03:42 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -145,6 +145,8 @@ use GDBM_File; use LONCAPA qw(:DEFAULT :match); use HTML::Entities; +my $registered_cleanup; +my $rosterupdates; sub redirect_user { my ($r,$title,$url,$msg) = @_; @@ -153,20 +155,26 @@ sub redirect_user { &Apache::loncommon::no_cache($r); $r->send_http_header; - # Breadcrumbs - my $brcrum = [{'href' => $url, - 'text' => 'Switching Role'},]; - my $start_page = &Apache::loncommon::start_page('Switching Role',undef, - {'redirect' => [1,$url], - 'bread_crumbs' => $brcrum,}); - my $end_page = &Apache::loncommon::end_page(); + my $start_page; + if ($env{'request.lti.login'}) { + $start_page = &Apache::loncommon::start_page(undef,undef, + {'redirect' => [0,$url],}).$msg; + } else { + # Breadcrumbs + my $brcrum = [{'href' => $url, + 'text' => 'Switching Role'},]; + $start_page = &Apache::loncommon::start_page('Switching Role',undef, + {'redirect' => [1,$url], + 'bread_crumbs' => $brcrum,}). + "\n

$msg

"; + } + my $end_page = &Apache::loncommon::end_page(); # Note to style police: # This must only replace the spaces, nothing else, or it bombs elsewhere. $url=~s/ /\%20/g; $r->print(<$msg

$end_page ENDREDIR return; @@ -222,6 +230,8 @@ sub handler { $update = $then; } + $registered_cleanup=0; + @{$rosterupdates}=(); &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); # -------------------------------------------------- Check if setting hot list @@ -262,6 +272,12 @@ sub handler { # ================================================================== Roles Init if ($env{'form.selectrole'}) { + if (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq '')) { + if ($env{'form.ltitarget'} eq 'iframe') { + &Apache::lonnet::appenv({'request.lti.target' => 'iframe'}); + delete($env{'form.ltitarget'}); + } + } my $locknum=&Apache::lonnet::get_locks(); if ($locknum) { return 409; } @@ -578,6 +594,7 @@ ENDENTERKEY my ($furl,$ferr)= &Apache::lonuserstate::readmap($cdom.'/'.$cnum); unless ($ferr) { + &Apache::lonnet::appenv({'request.course.timechecked'=>$now}); unless (($env{'form.switchrole'}) || ($env{"environment.internal.$cdom.$cnum.$role.adhoc"})) { &Apache::lonnet::put('nohist_crslastlogin', @@ -642,6 +659,10 @@ ENDENTERKEY $cdom.'_'.$cnum); } } + if (($env{'request.lti.login'}) && + ($env{'request.lti.rosterid'} || $env{'request.lti.passbackid'})) { + &process_lti($r,$cdom,$cnum); + } $r->internal_redirect($dest); } return OK; @@ -663,6 +684,10 @@ ENDENTERKEY if (($ferr) && ($tadv)) { &error_page($r,$ferr,$furl); } else { + if (($env{'request.lti.login'}) && + ($env{'request.lti.rosterid'} || $env{'request.lti.passbackid'})) { + &process_lti($r,$cdom,$cnum); + } # Check to see if the user is a CC entering a course # for the first time if ((($role eq 'cc') || ($role eq 'co')) @@ -737,9 +762,12 @@ ENDENTERKEY $dest .= (($dest =~/\?/)? '&':'?').'symb='.$esc_symb; } } - &redirect_user($r, &mt('Entering [_1]', - $env{'course.'.$cdom.'_'.$cnum.'.description'}), - $dest, $msg); + my $title; + unless ($env{'request.lti.login'}) { + $title = &mt('Entering [_1]', + $env{'course.'.$cdom.'_'.$cnum.'.description'}); + } + &redirect_user($r,$title,$dest,$msg); return OK; } if (&Apache::lonnet::allowed('whn', @@ -777,11 +805,16 @@ ENDENTERKEY } elsif ($access eq 'B') { $furl = '/adm/navmaps?showOnlyHomework=1'; } - $msg = &mt('Entering [_1] ...', - $env{'course.'.$cdom.'_'.$cnum.'.description'}); - &redirect_user($r, &mt('Entering [_1]', - $env{'course.'.$cdom.'_'.$cnum.'.description'}), - $furl, $msg); + my $title; + if ($env{'request.lti.login'}) { + undef($msg); + } else { + $title = &mt('Entering [_1]', + $env{'course.'.$cdom.'_'.$cnum.'.description'}); + $msg = &mt('Entering [_1] ...', + $env{'course.'.$cdom.'_'.$cnum.'.description'}); + } + &redirect_user($r,$title,$furl,$msg); } return OK; } @@ -1634,6 +1667,7 @@ sub findcourse_advice {
  • '.&mt('You are in a section of course for which automatic enrollment in the corresponding LON-CAPA course is not active.').'
  • '.&mt('The start date for automated enrollment has yet to be reached.').'
  • '.&mt('You registered for the course recently and there is a time lag between the time you register, and the time this information becomes available for the update of LON-CAPA course rosters.').'
    • +
  • '.&mt('Automated enrollment added you to the course in the time since you last logged in.').' '.&mt('If that is the case you can use the "Check for changes" link in the gray Functions bar to update the list of your available course roles.').'
    • '); } else { $r->print(&mt('If you were expecting to see an active role listed for a particular course, that course may not have been created yet.').'
    '); @@ -3078,6 +3112,84 @@ sub get_queued { $output.'
    '; } +sub process_lti { + my ($r,$cdom,$cnum) = @_; + my %lti = &Apache::lonnet::get_domain_lti($cdom,'provider'); + my $uriscope = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'}, + $cdom,$cnum); + my $lonhost = $r->dir_config('lonHostID'); + my $internet_names = &Apache::lonnet::get_internet_names($lonhost); + if ($env{'request.lti.rosterid'} && + $env{'request.lti.rosterurl'}) { + if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') { + if ($lti{$env{'request.lti.login'}}{'roster'}) { + my @lcroles = ('in','ta','ep','st'); + my @possibleroles; + foreach my $role (@lcroles) { + if (&Apache::lonnet::allowed('c'.$role,"$cdom/$cnum")) { + push(@possibleroles,$role); + } + } + my $owner = $env{'course.'.$cdom.'_'.$cnum.'.internal.courseowner'}; + if ($owner eq $env{'user.name'}.':'.$env{'user.domain'}) { + my $crstype = &Apache::loncommon::course_type($cdom.'_'.$cnum); + if ($crstype eq 'Community') { + unshift(@possibleroles,'co'); + } else { + unshift(@possibleroles,'cc'); + } + } + if (@possibleroles) { + push(@{$rosterupdates},{cid => $cdom.'_'.$cnum, + lti => $env{'request.lti.login'}, + ltiref => $lti{$env{'request.lti.login'}}, + id => $env{'request.lti.rosterid'}, + url => $env{'request.lti.rosterurl'}, + sourcecrs => $env{'request.lti.sourcecrs'}, + uriscope => $uriscope, + possroles => \@possibleroles, + intdoms => $internet_names, + }); + unless ($registered_cleanup) { + my $handlers = $r->get_handlers('PerlCleanupHandler'); + $r->set_handlers('PerlCleanupHandler' => + [\<ienroll,@{$handlers}]); + $registered_cleanup=1; + } + } + } + } + } + if ($env{'request.lti.passbackid'} && + $env{'request.lti.passbackurl'}) { + if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') { + if ($lti{$env{'request.lti.login'}}{'passback'}) { + my ($pbnum,$error) = + &LONCAPA::ltiutils::store_passbackurl($env{'request.lti.login'}, + $env{'request.lti.passbackurl'}, + $cdom,$cnum); + if ($pbnum eq '') { + $pbnum = $env{'request.lti.passbackurl'}; + } + &Apache::lonnet::put('nohist_'.$cdom.'_'.$cnum.'_passback', + {"$uriscope\0$env{'request.lti.sourcecrs'}\0$env{'request.lti.login'}" => + "$pbnum\0$env{'request.lti.passbackid'}"}); + } + } + } + return; +} + +sub ltienroll { + if (ref($rosterupdates) eq 'ARRAY') { + foreach my $item (@{$rosterupdates}) { + if (ref($item) eq 'HASH') { + &LONCAPA::ltiutils::batchaddroster($item); + } + } + } +} + 1; __END__