--- loncom/auth/lonroles.pm 2006/04/05 22:39:55 1.147 +++ loncom/auth/lonroles.pm 2008/07/30 15:34:34 1.203 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # User Roles Screen # -# $Id: lonroles.pm,v 1.147 2006/04/05 22:39:55 albertel Exp $ +# $Id: lonroles.pm,v 1.203 2008/07/30 15:34:34 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -39,7 +39,12 @@ use Apache::loncommon; use Apache::lonhtmlcommon; use Apache::lonannounce; use Apache::lonlocal; +use Apache::lonpageflip(); +use Apache::lonnavdisplay(); use GDBM_File; +use LONCAPA qw(:DEFAULT :match); +use HTML::Entities; + sub redirect_user { my ($r,$title,$url,$msg,$launch_nav) = @_; @@ -50,8 +55,8 @@ sub redirect_user { my $swinfo=&Apache::lonmenu::rawconfig(); my $navwindow; if ($launch_nav eq 'on') { - $navwindow.=&Apache::lonnavmaps::launch_win('now',undef,undef, - ($url =~ m-^/adm/whatsnew-)); + $navwindow.=&Apache::lonnavdisplay::launch_win('now',undef,undef, + ($url =~ m-^/adm/whatsnew-)); } else { $navwindow.=&Apache::lonnavmaps::close(); } @@ -74,6 +79,21 @@ ENDREDIR return; } +sub error_page { + my ($r,$error,$dest)=@_; + &Apache::loncommon::content_type($r,'text/html'); + &Apache::loncommon::no_cache($r); + $r->send_http_header; + return OK if $r->header_only; + $r->print(&Apache::loncommon::start_page('Problems during Course Initialization'). + ''. + '

'.&mt('The following problems occurred:'). + $error. + '


'.&mt('Continue').''. + &Apache::loncommon::end_page()); +} + sub handler { my $r = shift; @@ -83,32 +103,71 @@ sub handler { my $envkey; my %dcroles = (); my $numdc = &check_fordc(\%dcroles,$then); + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); # ================================================================== Roles Init if ($env{'form.selectrole'}) { + + my $locknum=&Apache::lonnet::get_locks(); + if ($locknum) { return 409; } + if ($env{'form.newrole'}) { $env{'form.'.$env{'form.newrole'}}=1; } if ($env{'request.course.id'}) { + # Check if user is CC trying to select a course role + if ($env{'form.switchrole'}) { + if (!defined($env{'user.role.'.$env{'form.switchrole'}})) { + &adhoc_course_role($then); + } + } my %temp=('logout_'.$env{'request.course.id'} => time); &Apache::lonnet::put('email_status',\%temp); &Apache::lonnet::delenv('user.state.'.$env{'request.course.id'}); } - &Apache::lonnet::appenv("request.course.id" => '', - "request.course.fn" => '', - "request.course.uri" => '', - "request.course.sec" => '', - "request.role" => 'cm', - "request.role.adv" => $env{'user.adv'}, - "request.role.domain" => $env{'user.domain'}); - -# Check if user is a DC trying to enter a course and needs privs to be created + &Apache::lonnet::appenv({"request.course.id" => '', + "request.course.fn" => '', + "request.course.uri" => '', + "request.course.sec" => '', + "request.role" => 'cm', + "request.role.adv" => $env{'user.adv'}, + "request.role.domain" => $env{'user.domain'}}); +# Check if user is a DC trying to enter a course or author space and needs privs to be created if ($numdc > 0) { foreach my $envkey (keys %env) { +# Is this an ad-hoc CC-role? if (my ($domain,$coursenum) = - ($envkey =~ m-^form\.cc\./(\w+)/(\w+)$-)) { + ($envkey =~ m-^form\.cc\./($match_domain)/($match_courseid)$-)) { if ($dcroles{$domain}) { - &check_privs($domain,$coursenum,$then,$now); + &check_privs($domain,$coursenum,$then,$now,'cc'); + } + last; + } +# Is this an ad-hoc CA-role? + if (my ($domain,$user) = + ($envkey =~ m-^form\.ca\./($match_domain)/($match_username)$-)) { + # Check if author blocked ca-access + my %blocked=&Apache::lonnet::get('environment',['domcoord.author'],$domain,$user); + if ($blocked{'domcoord.author'} eq 'blocked') { + delete($env{$envkey}); + $env{'user.error.msg'}=':::1:User '.$user.' in domain '.$domain.' blocked domain coordinator access'; + last; + } + if ($dcroles{$domain}) { + my ($server_status,$home) = &check_author_homeserver($user,$domain); + if (($server_status eq 'ok') || ($server_status eq 'switchserver')) { + &check_privs($domain,$user,$then,$now,'ca'); + if ($server_status eq 'switchserver') { + my $trolecode = 'ca./'.$domain.'/'.$user; + my $switchserver = '/adm/switchserver?' + .'otherserver='.$home.'&role='.$trolecode; + $r->internal_redirect($switchserver); + } + } else { + delete($env{$envkey}); + } + } else { + delete($env{$envkey}); } last; } @@ -130,8 +189,10 @@ sub handler { # store role if recent_role list being kept if ($env{'environment.recentroles'}) { + my %frozen_roles = + &Apache::lonhtmlcommon::get_recent_frozen('roles',$env{'environment.recentrolesn'}); &Apache::lonhtmlcommon::store_recent('roles', - $trolecode,' '); + $trolecode,' ',$frozen_roles{$trolecode}); } @@ -143,7 +204,7 @@ sub handler { my $authnum=$cnum; if ($env{'course.'.$cdom.'_'.$cnum.'.keyauth'}) { ($authnum,$authdom)= - split(/\W/,$env{'course.'.$cdom.'_'.$cnum.'.keyauth'}); + split(/:/,$env{'course.'.$cdom.'_'.$cnum.'.keyauth'}); } # check with key authority unless (&Apache::lonnet::validate_access_key( @@ -179,7 +240,7 @@ sub handler { } $r->print(< +
@@ -202,7 +263,7 @@ ENDENTEREDKEY my $end_page=&Apache::loncommon::end_page(); $r->print(< + @@ -223,67 +284,97 @@ ENDENTERKEY "Role ".$trolecode); &Apache::lonnet::appenv( - 'request.role' => $trolecode, - 'request.role.domain' => $cdom, - 'request.course.sec' => $csec, - 'request.course.groups' => $cgrps); + {'request.role' => $trolecode, + 'request.role.domain' => $cdom, + 'request.course.sec' => $csec, + 'request.course.groups' => $cgrps}); my $tadv=0; - my $msg=&mt('Entering course ...'); if (($cnum) && ($role ne 'ca') && ($role ne 'aa')) { + my $msg; my ($furl,$ferr)= &Apache::lonuserstate::readmap($cdom.'/'.$cnum); if (($env{'form.orgurl'}) && ($env{'form.orgurl'}!~/^\/adm\/flip/)) { my $dest=$env{'form.orgurl'}; if (&Apache::lonnet::allowed('adv') eq 'F') { $tadv=1; } - &Apache::lonnet::appenv('request.role.adv'=>$tadv); - $r->internal_redirect($dest); + &Apache::lonnet::appenv({'request.role.adv'=>$tadv}); + if (($ferr) && ($tadv)) { + &error_page($r,$ferr,$dest); + } else { + $r->internal_redirect($dest); + } return OK; } else { - unless ($env{'request.course.id'}) { + if (!$env{'request.course.id'}) { &Apache::lonnet::appenv( - "request.course.id" => $cdom.'_'.$cnum); + {"request.course.id" => $cdom.'_'.$cnum}); $furl='/adm/roles?tryagain=1'; $msg= - '

'. - &mt('Could not initialize course at this time.'). - '

'.&mt('Please try again.').'

'.$ferr; + '

'. + &mt('Could not initialize [_1] at this time.', + $env{'course.'.$cdom.'_'.$cnum.'.description'}). + '

'.&mt('Please try again.').'

'.$ferr; } if (&Apache::lonnet::allowed('adv') eq 'F') { $tadv=1; } - &Apache::lonnet::appenv('request.role.adv'=>$tadv); + &Apache::lonnet::appenv({'request.role.adv'=>$tadv}); - # Check to see if the user is a CC entering a course - # for the first time - my (undef, undef, $role, $courseid) = split(/\./, $envkey); - if (substr($courseid, 0, 1) eq '/') { - $courseid = substr($courseid, 1); - } - $courseid =~ s/\//_/; - if ($role eq 'cc' && $env{'course.' . $courseid . - '.course.helper.not.run'}) { - $furl = "/adm/helper/course.initialization.helper"; - # Send the user to the course they selected - } elsif ($env{'request.course.id'}) { - if (&Apache::lonnet::allowed('whn', - $env{'request.course.id'}) - || &Apache::lonnet::allowed('whn', - $env{'request.course.id'}.'/' - .$env{'request.course.sec'}) - ) { - my $startpage = &courseloadpage($courseid); - unless ($startpage eq 'firstres') { - $msg = &mt('Entering course ....'); - &redirect_user($r,&mt('New in course'), - '/adm/whatsnew?refpage=start',$msg, - $env{'environment.remotenavmap'}); - return OK; + if (($ferr) && ($tadv)) { + &error_page($r,$ferr,$furl); + } else { + # Check to see if the user is a CC entering a course + # for the first time + my (undef, undef, $role, $courseid) = split(/\./, $envkey); + if (substr($courseid, 0, 1) eq '/') { + $courseid = substr($courseid, 1); + } + $courseid =~ s/\//_/; + if ($role eq 'cc' && $env{'course.' . $courseid . + '.course.helper.not.run'}) { + $furl = "/adm/helper/course.initialization.helper"; + # Send the user to the course they selected + } elsif ($env{'request.course.id'}) { + if ($env{'form.destinationurl'}) { + my $dest = $env{'form.destinationurl'}; + if ($env{'form.destsymb'} ne '') { + my $esc_symb = &HTML::Entities::encode($env{'form.destsymb'},'"<>&'); + $dest .= '?symb='.$esc_symb; + } + &redirect_user($r,&mt('Entering [_1]', + $env{'course.'.$courseid.'.description'}), + $dest,$msg, + $env{'environment.remotenavmap'}); + return OK; } - } + if (&Apache::lonnet::allowed('whn', + $env{'request.course.id'}) + || &Apache::lonnet::allowed('whn', + $env{'request.course.id'}.'/' + .$env{'request.course.sec'}) + ) { + my $startpage = &courseloadpage($courseid); + unless ($startpage eq 'firstres') { + $msg = &mt('Entering [_1] ....', + $env{'course.'.$courseid.'.description'}); + &redirect_user($r,&mt('New in course'), + '/adm/whatsnew?refpage=start',$msg, + $env{'environment.remotenavmap'}); + return OK; + } + } + } +# Are we allowed to look at the first resource? + if ($furl !~ m|^/adm/|) { +# Guess not ... + $furl=&Apache::lonpageflip::first_accessible_resource(); + } + $msg = &mt('Entering [_1] ...', + $env{'course.'.$courseid.'.description'}); + &redirect_user($r,&mt('Entering [_1]', + $env{'course.'.$courseid.'.description'}), + $furl,$msg, + $env{'environment.remotenavmap'}); } - &redirect_user($r,&mt('Entering Course'), - $furl,$msg, - $env{'environment.remotenavmap'}); return OK; } } @@ -325,11 +416,15 @@ ENDENTERKEY my $start_page=&Apache::loncommon::start_page('User Roles'); my $standby=&mt('Role selected. Please stand by.'); $standby=~s/\n/\\n/g; - my $helptag='
'.&Apache::loncommon::help_open_menu('','General Intro','General_Intro','User Roles',1,undef,undef,undef,undef,,&mt("Click here for help")).'
'; + my $noscript=''.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.').'
'.&mt('As this is not the case, most functionality in the system will be unavailable.').'
'; + $r->print(< -'); - $r->print(&Apache::loncommon::end_page()); - return OK; + } elsif ($countactive==1) { + my $needs_switchserver; + if ($env{'user.author'}) { + $needs_switchserver = &check_needs_switchserver($possiblerole); + } + if ((!$needs_switchserver) && ($env{'request.role'} eq 'cm')) { + $r->print('

'.&mt('Please stand by.').'

'. + ''. + ''); + $r->print("\n"); + $r->rflush(); + $r->print(''); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + if ($needs_switchserver) { + $r->print("

".&mt('Server Switch Required')."

\n". + &mt('Construction Space access is only available from '. + 'the home server of the corresponding Author.').'
'. + &mt("Click the 'Switch Server' link to go there.").'
'); + } } # More than one possible role # ----------------------------------------------------------------------- Table - unless (($advanced) || ($nochoose)) { + unless ((!&Apache::lonmenu::show_course()) || ($nochoose) || ($countactive==1)) { $r->print("

".&mt('Select a Course to Enter')."

\n"); } - $r->print('
'); - unless ($nochoose) { $r->print(''); } - $r->print(''."\n"); - my $doheaders=-1; - foreach my $type ('Domain','Construction Space','Course','System') { - my $haverole=0; - foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) { - if ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/) { - $haverole=1; - } - } - if ($haverole) { $doheaders++; } - } - + my $doheaders = &roletable_headers($r,\%roleclass,\%sortrole,$nochoose); if ($env{'environment.recentroles'}) { my %recent_roles = &Apache::lonhtmlcommon::get_recent('roles',$env{'environment.recentrolesn'}); @@ -630,8 +753,9 @@ ENDHEADER foreach (sort(keys(%recent_roles))) { if (defined($roletext{'user.role.'.$_})) { $output.=$roletext{'user.role.'.$_}; - if ($_ =~ m-dc\./(\w+)/- && $dcroles{$1}) { - $output .= &allcourses_row($1,'recent'); + if ($_ =~ m-dc\./($match_domain)/- + && $dcroles{$1}) { + $output .= &adhoc_roles_row($1,'recent'); } } elsif ($numdc > 0) { unless ($_ =~/^error\:/) { @@ -641,58 +765,40 @@ ENDHEADER } if ($output) { $r->print(""); + &mt('Recent Roles').""); $r->print($output); - $r->print(""); $doheaders ++; } } if ($numdc > 0) { $r->print(&coursepick_jscript()); - $r->print(&Apache::loncommon::coursebrowser_javascript()); + $r->print(&Apache::loncommon::coursebrowser_javascript(). + &Apache::loncommon::authorbrowser_javascript()); } - foreach my $type ('Construction Space','Domain','Course','System') { - my $output; - foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) { - if ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/) { - $output.=$roletext{$sortrole{$which}}; - if ($sortrole{$which} =~ m-dc\./(\w+)/-) { - if ($dcroles{$1}) { - $output .= &allcourses_row($1,''); - } - } - } - } - if ($output) { - if ($doheaders > 0) { - $r->print("". - ""); + &print_rolerows($r,$doheaders,\%roleclass,\%sortrole,\%dcroles,\%roletext); + if ($countactive > 1) { + my $tremark=''; + my $tfont='#003300'; + if ($env{'request.role'} eq 'cm') { + $r->print(''); + $tremark=&mt('Currently selected. '); + $tfont='#002200'; + } else { + $r->print(''); + } + unless ($nochoose) { + if ($env{'request.role'} ne 'cm') { + $r->print(''); + } else { + $r->print(''); } - $r->print($output); - } - } - my $tremark=''; - my $tfont='#003300'; - if ($env{'request.role'} eq 'cm') { - $r->print(''); - $tremark=&mt('Currently selected. '); - $tfont='#002200'; - } else { - $r->print(''); - } - unless ($nochoose) { - if ($env{'request.role'} ne 'cm') { - $r->print(''); - } else { - $r->print(''); - } - } - $r->print(''."\n"); - + } + $r->print(''."\n"); + } $r->print('
 '.&mt('User Role').''.&mt('Extent'). - ''.&mt('Start').''.&mt('End').'
". - &mt('Recent Roles')."
".&mt($type)."
 
 '.&mt('No role specified'). - ''.$tremark. - ' 
'.&mt('No role specified'). + ''.$tremark. + ' 
'); unless ($nochoose) { $r->print("\n"); @@ -700,67 +806,160 @@ ENDHEADER # ------------------------------------------------------------ Privileges Info if (($advanced) && (($env{'user.error.msg'}) || ($error))) { $r->print('

Current Privileges

'); - - foreach $envkey (sort keys %env) { - if ($envkey=~/^user\.priv\.$env{'request.role'}\./) { - my $where=$envkey; - $where=~s/^user\.priv\.$env{'request.role'}\.//; - my $ttype; - my $twhere; - my ($tdom,$trest,$tsec)= - split(/\//,Apache::lonnet::declutter($where)); - if ($trest) { - if ($env{'course.'.$tdom.'_'.$trest.'.description'} eq 'ca') { - $ttype='Construction Space'; - $twhere='User: '.$trest.', Domain: '.$tdom; - } else { - $ttype='Course'; - $twhere=$env{'course.'.$tdom.'_'.$trest.'.description'}; - if ($tsec) { - $twhere.=' (Section/Group: '.$tsec.')'; - } - } - } elsif ($tdom) { - $ttype='Domain'; - $twhere=$tdom; - } else { - $ttype='System'; - $twhere='/'; - } - $r->print("\n

".$ttype.': '.$twhere.'

    '); - foreach (sort split(/:/,$env{$envkey})) { - if ($_) { - my ($prv,$restr)=split(/\&/,$_); - my $trestr=''; - if ($restr ne 'F') { - my $i; - $trestr.=' ('; - for ($i=0;$iprint('
  • '. - Apache::lonnet::plaintext($prv).$trestr. - '
    • '); - } - } - $r->print('
'); - } - } + $r->print(&privileges_info()); } $r->print(&Apache::lonnet::getannounce()); if ($advanced) { - $r->print('

This is LON-CAPA '. - $r->dir_config('lonVersion').'
'. - ''.&mt('Logout').'

'); + my $esc_dom = &HTML::Entities::encode($env{'user.domain'},'"<>&'); + $r->print('

' + .&mt('This is LON-CAPA [_1]',$r->dir_config('lonVersion')) + .'
' + .''.&mt('Logout').'  ' + .'' + .&mt('Course Catalog') + .'

'); } $r->print(&Apache::loncommon::end_page()); return OK; } +sub roletable_headers { + my ($r,$roleclass,$sortrole,$nochoose) = @_; + my $doheaders; + if ((ref($sortrole) eq 'HASH') && (ref($roleclass) eq 'HASH')) { + $r->print('
'); + if (!$nochoose) { $r->print(''); } + $r->print(''."\n"); + $doheaders=-1; + my @roletypes = &roletypes(); + foreach my $type (@roletypes) { + my $haverole=0; + foreach my $which (sort {uc($a) cmp uc($b)} (keys(%{$sortrole}))) { + if ($roleclass->{$sortrole->{$which}} =~ /^\Q$type\E/) { + $haverole=1; + } + } + if ($haverole) { $doheaders++; } + } + } + return $doheaders; +} + +sub roletypes { + my @types = ('Domain','Construction Space','Course','Unavailable','System'); + return @types; +} + +sub print_rolerows { + my ($r,$doheaders,$roleclass,$sortrole,$dcroles,$roletext) = @_; + if ((ref($roleclass) eq 'HASH') && (ref($sortrole) eq 'HASH')) { + my @types = &roletypes(); + foreach my $type (@types) { + my $output; + foreach my $which (sort {uc($a) cmp uc($b)} (keys(%{$sortrole}))) { + if ($roleclass->{$sortrole->{$which}} =~ /^\Q$type\E/) { + if (ref($roletext) eq 'HASH') { + $output.=$roletext->{$sortrole->{$which}}; + if ($sortrole->{$which} =~ m-dc\./($match_domain)/-) { + if (ref($dcroles) eq 'HASH') { + if ($dcroles->{$1}) { + $output .= &adhoc_roles_row($1,''); + } + } + } + } + } + } + if ($output) { + if ($doheaders > 0) { + $r->print("". + ""); + } + $r->print($output); + } + } + } +} + +sub findcourse_advice { + my ($r) = @_; + my $domdesc = &Apache::lonnet::domain($env{'user.domain'},'description'); + my $esc_dom = &HTML::Entities::encode($env{'user.domain'},'"<>&'); + if (&Apache::lonnet::auto_run(undef,$env{'user.domain'})) { + $r->print(&mt('If you were expecting to see an active role listed for a particular course in the [_1] domain, it may be missing for one of the following reasons:',$domdesc).' +
    +
  • '.&mt('The course has yet to be created.').'
    • +
  • '.&mt('Automatic enrollment of registered students has not been enabled for the course.').'
    • +
  • '.&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.').'
    • +
'); + } 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.').'
'); + } + $r->print('

'.&mt('The [_1]Course Catalog[_2] provides information about all [_3] classes for which LON-CAPA courses have been created.','','',$domdesc).'
'); + $r->print(&mt('You can search the course catalog for courses which permit self-enrollment, if you would like to enroll in a course.').'

'); + return; +} + +sub privileges_info { + my ($which) = @_; + my $output; + + $which ||= $env{'request.role'}; + + foreach my $envkey (sort(keys(%env))) { + next if ($envkey!~/^user\.priv\.\Q$which\E\.(.*)/); + + my $where=$1; + my $ttype; + my $twhere; + my (undef,$tdom,$trest,$tsec)=split(m{/},$where); + if ($trest) { + if ($env{'course.'.$tdom.'_'.$trest.'.description'} eq 'ca') { + $ttype='Construction Space'; + $twhere='User: '.$trest.', Domain: '.$tdom; + } else { + $ttype= &Apache::loncommon::course_type($tdom.'_'.$trest); + $twhere=$env{'course.'.$tdom.'_'.$trest.'.description'}; + if ($tsec) { + my $sec_type = 'Section'; + if (exists($env{"user.role.gr.$where"})) { + $sec_type = 'Group'; + } + $twhere.=' ('.$sec_type.': '.$tsec.')'; + } + } + } elsif ($tdom) { + $ttype='Domain'; + $twhere=$tdom; + } else { + $ttype='System'; + $twhere='/'; + } + $output .= "\n

".$ttype.': '.$twhere.'

'."\n
    "; + foreach my $priv (sort(split(/:/,$env{$envkey}))) { + next if (!$priv); + + my ($prv,$restr)=split(/\&/,$priv); + my $trestr=''; + if ($restr ne 'F') { + $trestr.=' ('. + join(', ', + map { &Apache::lonnet::plaintext($_) } + (split('',$restr))).') '; + } + $output .= "\n\t". + '
  • '.&Apache::lonnet::plaintext($prv).$trestr.'
    • '; + } + $output .= "\n".'
'; + } + return $output; +} + sub role_status { my ($rolekey,$then,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_; my @pwhere = (); @@ -787,8 +986,8 @@ sub role_status { } sub build_roletext { - my ($trolecode,$tdom,$trest,$tstatus,$tryagain,$advanced,$tremark,$tbg,$tfont,$trole,$ttype,$twhere,$tpstart,$tpend,$nochoose,$button,$switchserver) = @_; - my $roletext=''; + my ($trolecode,$tdom,$trest,$tstatus,$tryagain,$advanced,$tremark,$tbg,$tfont,$trole,$twhere,$tpstart,$tpend,$nochoose,$button,$switchserver) = @_; + my $roletext=''; my $is_dc=($trolecode =~ m/^dc\./); my $rowspan=($is_dc) ? '' : ' rowspan="2" '; @@ -798,55 +997,91 @@ sub build_roletext { $buttonname=~s/\W//g; if (!$button) { if ($switchserver) { - $roletext.=''.&mt('Switch Server').''; + $roletext.=''.&mt('Switch Server').''; } else { - $roletext.=(''); + $roletext.=(' '); } } elsif ($tstatus eq 'is') { $roletext.=''; + $trolecode."','".$buttonname.'\');" />'; } elsif ($tryagain) { $roletext.= ''; + $trolecode."','".$buttonname.'\');" />'; } elsif ($advanced) { $roletext.= ''; + $trolecode."','".$buttonname.'\');" />'; } else { $roletext.=' '; } } - $tremark.=&Apache::lonannounce::showday(time,1, - &Apache::lonannounce::readcalendar($tdom.'_'.$trest)); - + if ($trolecode !~ m/^(dc|ca|au|aa)\./) { + $tremark.=&Apache::lonannounce::showday(time,1, + &Apache::lonannounce::readcalendar($tdom.'_'.$trest)); + } $roletext.=''; if (!$is_dc) { - $roletext.=''."\n"; + $roletext.=''."\n"; } return $roletext; } +sub check_needs_switchserver { + my ($possiblerole) = @_; + my $needs_switchserver; + my ($role,$where) = split(/\./,$possiblerole,2); + my (undef,$tdom,$twho) = split(/\//,$where); + my ($server_status,$home); + if (($role eq 'ca') || ($role eq 'aa')) { + ($server_status,$home) = &check_author_homeserver($twho,$tdom); + } else { + ($server_status,$home) = &check_author_homeserver($env{'user.name'}, + $env{'user.domain'}); + } + if ($server_status eq 'switchserver') { + $needs_switchserver = 1; + } + return $needs_switchserver; +} + +sub check_author_homeserver { + my ($uname,$udom)=@_; + if (($uname eq '') || ($udom eq '')) { + return ('fail',''); + } + my $home = &Apache::lonnet::homeserver($uname,$udom); + if (&Apache::lonnet::host_domain($home) ne $udom) { + return ('fail',$home); + } + my @ids=&Apache::lonnet::current_machine_ids(); + if (grep(/^\Q$home\E$/,@ids)) { + return ('ok',$home); + } else { + return ('switchserver',$home); + } +} + sub check_privs { - my ($cdom,$cnum,$then,$now) = @_; - my $cckey = 'user.role.cc./'.$cdom.'/'.$cnum; + my ($cdom,$cnum,$then,$now,$checkrole) = @_; + my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum; if ($env{$cckey}) { my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend,$tfont); &role_status($cckey,$then,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend); unless (($tstatus eq 'is') || ($tstatus eq 'will_not')) { - &set_privileges($cdom,$cnum); + &set_privileges($cdom,$cnum,$checkrole); } } else { - &set_privileges($cdom,$cnum); + &set_privileges($cdom,$cnum,$checkrole); } } @@ -855,7 +1090,7 @@ sub check_fordc { my $numdc = 0; if ($env{'user.adv'}) { foreach my $envkey (sort keys %env) { - if ($envkey=~/^user\.role\.dc\.\/(\w+)\/$/) { + if ($envkey=~/^user\.role\.dc\.\/($match_domain)\/$/) { my $dcdom = $1; my $livedc = 1; my ($tstart,$tend)=split(/\./,$env{$envkey}); @@ -871,10 +1106,75 @@ sub check_fordc { return $numdc; } +sub adhoc_course_role { + my ($then) = @_; + my ($cdom,$cnum); + $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if (&check_forcc($cdom,$cnum,$then)) { + my $setprivs; + if (!defined($env{'user.role.'.$env{'form.switchrole'}})) { + $setprivs = 1; + } else { + my ($start,$end) = split(/\./,$env{'user.role.'.$env{'form.switchrole'}}); + if (($start && ($start>$then || $start == -1)) || + ($end && $end<$then)) { + $setprivs = 1; + } + } + if ($setprivs) { + if ($env{'form.switchrole'} =~ m-^(in|ta|ep|ad|st|cr)([\w/]*)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) { + my $role = $1; + my $custom_role = $2; + my $usec = $3; + if ($role eq 'cr') { + if ($custom_role =~ m-^/$match_domain/$match_username/\w+$-) { + $role .= $custom_role; + } else { + return; + } + } + my (%userroles,%newrole,%newgroups); + my $area = '/'.$cdom.'/'.$cnum; + my $spec = $role.'.'.$area; + if ($usec ne '') { + $spec .= '/'.$usec; + $area .= '/'.$usec; + } + &Apache::lonnet::standard_roleprivs(\%newrole,$role,$cdom,$spec,$cnum,$area); + &Apache::lonnet::set_userprivs(\%userroles,\%newrole,%newgroups); + my $adhocstart = $then-1; + $userroles{'user.role.'.$spec} = $adhocstart.'.'; + &Apache::lonnet::appenv(\%userroles,[$role,'cm']); + } + } + } + return; +} + +sub check_forcc { + my ($cdom,$cnum,$then) = @_; + my $is_cc; + if ($cdom ne '' && $cnum ne '') { + if (&Apache::lonnet::is_course($cdom,$cnum)) { + my $envkey = 'user.role.cc./'.$cdom.'/'.$cnum; + if (defined($env{$envkey})) { + $is_cc = 1; + my ($tstart,$tend)=split(/\./,$env{$envkey}); + if ($tstart && $tstart>$then) { $is_cc = 0; } + if ($tend && $tend <$then) { $is_cc = 0; } + } + } + } + return $is_cc; +} + sub courselink { my ($dcdom,$rowtype) = @_; my $courseform=&Apache::loncommon::selectcourse_link - ('rolechoice','dccourse'.$rowtype.'_'.$dcdom,'dcdomain'.$rowtype.'_'.$dcdom,'coursedesc'.$rowtype.'_'.$dcdom,$dcdom); + ('rolechoice','dccourse'.$rowtype.'_'.$dcdom, + 'dcdomain'.$rowtype.'_'.$dcdom,'coursedesc'.$rowtype.'_'. + $dcdom,$dcdom,undef); my $hiddenitems = ''. ''. ''. @@ -883,8 +1183,12 @@ sub courselink { } sub coursepick_jscript { + my %lt = &Apache::lonlocal::texthash( + plsu => "Please use the 'Select Course' link to open a separate pick course window where you may select the course you wish to enter.", + youc => 'You can only use this screen to select courses in the current domain.', + ); my $verify_script = <<"END"; - -END - return $process_pick; +sub coauthorlink { + my ($dcdom,$rowtype) = @_; + my $coauthorform=&Apache::loncommon::selectauthor_link('rolechoice',$dcdom); + my $hiddenitems = ''; + return $coauthorform.$hiddenitems; } sub display_cc_role { @@ -950,11 +1235,11 @@ sub display_cc_role { my $advanced = $env{'user.adv'}; my $tryagain = $env{'form.tryagain'}; unless ($rolekey =~/^error\:/) { - if ($rolekey =~ m-^user\.role.cc\./(\w+)/(\w+)$-) { + if ($rolekey =~ m-^user\.role.cc\./($match_domain)/($match_courseid)$-) { my $tcourseid = $1.'_'.$2; my $trolecode = 'cc./'.$1.'/'.$2; - my $trole = Apache::lonnet::plaintext('cc'); my $twhere; + my $ttype; my $tbg='#77FF77'; my $tfont='#003300'; my %newhash=&Apache::lonnet::coursedescription($tcourseid); @@ -963,62 +1248,67 @@ sub display_cc_role { ' '. &Apache::loncommon::syllabuswrapper(&mt('Syllabus'),$2,$1,$tfont). ''; + $ttype = $newhash{'type'}; } else { $twhere=&mt('Currently not available'); $env{'course.'.$tcourseid.'.description'}=$twhere; } + my $trole = &Apache::lonnet::plaintext('cc',$ttype); $twhere.="
".&mt('Domain').":".$1; - $roletext = &build_roletext($trolecode,$1,$2,'is',$tryagain,$advanced,'',$tbg,$tfont,$trole,&mt('Course'),$twhere,'','','',1,''); + $roletext = &build_roletext($trolecode,$1,$2,'is',$tryagain,$advanced,'',$tbg,$tfont,$trole,$twhere,'','','',1,''); } } - return $roletext; + return ($roletext); } -sub allcourses_row { +sub adhoc_roles_row { my ($dcdom,$rowtype) = @_; - my $ccrole = Apache::lonnet::plaintext('cc'); - my $selectlink = &courselink($dcdom,$rowtype); my $output = ''. - ''."\n"; + ' '. + ''."\n"; return $output; } sub recent_filename { my $area=shift; - return 'nohist_recent_'.&Apache::lonnet::escape($area); + return 'nohist_recent_'.&escape($area); } sub set_privileges { - my ($dcdom,$pickedcourse) = @_; +# role can be cc or ca + my ($dcdom,$pickedcourse,$role) = @_; my $area = '/'.$dcdom.'/'.$pickedcourse; - my $role = 'cc'; my $spec = $role.'.'.$area; - my $userroles = &Apache::lonnet::set_arearole($role,$area,'','',$dcdom,$env{'user.name'}); + my %userroles = &Apache::lonnet::set_arearole($role,$area,'','', + $env{'user.domain'}, + $env{'user.name'}); my %ccrole = (); &Apache::lonnet::standard_roleprivs(\%ccrole,$role,$dcdom,$spec,$pickedcourse,$area); - my ($author,$adv)= &Apache::lonnet::set_userprivs(\$userroles,\%ccrole); - my @newprivs = split/\n/,$userroles; - my %newccroles = (); - foreach (@newprivs) { - my ($key,$val) = split/=/,$_; - $newccroles{$key} = $val; - } - &Apache::lonnet::appenv(%newccroles); + my ($author,$adv)= &Apache::lonnet::set_userprivs(\%userroles,\%ccrole); + &Apache::lonnet::appenv(\%userroles,[$role,'cm']); + &Apache::lonnet::log($env{'user.domain'}, $env{'user.name'}, $env{'user.home'}, "Role ".$role); &Apache::lonnet::appenv( - 'request.role' => $spec, + {'request.role' => $spec, 'request.role.domain' => $dcdom, - 'request.course.sec' => ''); + 'request.course.sec' => ''}); my $tadv=0; if (&Apache::lonnet::allowed('adv') eq 'F') { $tadv=1; } - &Apache::lonnet::appenv('request.role.adv' => $tadv); + &Apache::lonnet::appenv({'request.role.adv' => $tadv}); } sub courseloadpage {
 '.&mt('User Role').''.&mt('Extent') + .''.&mt('Start').''.&mt('End') + .'
". + &mt($type)."
 '.$trole. ''.$twhere. ''.$tpstart. ''.$tpend. '
'.$tremark. - ' 
'.$tremark. + ' 
'. - ''.$ccrole.''. - ' '.$selectlink.''. - ' from '.&mt('Domain').' '.$dcdom. - '
' + .&mt('[_1]Ad hoc[_2] roles in domain [_3] --', + '','',$dcdom).''; + my $selectcclink = &courselink($dcdom,$rowtype); + my $ccrole = &Apache::lonnet::plaintext('cc'); + my $carole = &Apache::lonnet::plaintext('ca'); + my $selectcalink = &coauthorlink($dcdom,$rowtype); + $output.= ''. + &mt('[_1]: [_2]',$ccrole,$selectcclink). + '
  '. + &mt('[_1]: [_2]',$carole,$selectcalink). + '