File:  [LON-CAPA] / loncom / interface / loncoursegroups.pm
Revision 1.37: download - view: text, annotated - select for diffs
Tue Jul 4 20:50:52 2006 UTC (17 years, 11 months ago) by raeburn
Branches: MAIN
CVS tags: HEAD
Client side javascript and server side perl to enforce group portfolio quota constraints dictated by course quota limit.  Updates to messages displayed when creation of folder hierarchy or setting of hide parameter(s) is unsuccessful.

    1: # The LearningOnline Network with CAPA
    2: #
    3: # $Id: loncoursegroups.pm,v 1.37 2006/07/04 20:50:52 raeburn Exp $
    4: #
    5: # Copyright Michigan State University Board of Trustees
    6: #
    7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    8: #
    9: # LON-CAPA is free software; you can redistribute it and/or modify
   10: # it under the terms of the GNU General Public License as published by
   11: # the Free Software Foundation; either version 2 of the License, or
   12: # (at your option) any later version.
   13: #
   14: # LON-CAPA is distributed in the hope that it will be useful,
   15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   17: # GNU General Public License for more details.
   18: #
   19: # You should have received a copy of the GNU General Public License
   20: # along with LON-CAPA; if not, write to the Free Software
   21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   22: #
   23: # /home/httpd/html/adm/gpl.txt
   24: #
   25: # http://www.lon-capa.org/
   26: #
   27: 
   28: package Apache::loncoursegroups;
   29: 
   30: use strict;
   31: use Apache::lonnet;
   32: use Apache::loncommon;
   33: use Apache::lonhtmlcommon;
   34: use Apache::lonlocal;
   35: use Apache::lonnavmaps;
   36: use Apache::longroup;
   37: use Apache::portfolio;
   38: use Apache::Constants qw(:common :http);
   39: use lib '/home/httpd/lib/perl/';
   40: use LONCAPA;
   41: 
   42: sub handler {
   43:     my ($r) = @_;
   44: 
   45:     &Apache::loncommon::content_type($r,'text/html');
   46:     $r->send_http_header;
   47: 
   48:     if ($r->header_only) {
   49:         return OK;
   50:     }
   51: 
   52:     #  Needs to be in a course
   53:     if (! ($env{'request.course.fn'})) {
   54:         # Not in a course
   55:         $env{'user.error.msg'}=
   56:      "/adm/coursegroups:mdg:0:0:Cannot edit or view course groups";
   57:         return HTTP_NOT_ACCEPTABLE;
   58:     }
   59: 
   60:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
   61:                         ['action','refpage','state','groupname','branch']);
   62:     my $function = &Apache::loncommon::get_users_function();
   63:     my $tabcol = &Apache::loncommon::designparm($function.'.tabbg');
   64:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
   65:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
   66: 
   67:     my $view_permission =
   68:           &Apache::lonnet::allowed('vcg',$env{'request.course.id'});
   69:     my $manage_permission =
   70:           &Apache::lonnet::allowed('mdg',$env{'request.course.id'});
   71:     &Apache::lonhtmlcommon::clear_breadcrumbs();
   72: 
   73:     my $gpterm = &Apache::loncommon::group_term();
   74:     my $ucgpterm = $gpterm;
   75:     $ucgpterm =~ s/^(\w)/uc($1)/e;
   76:     my $crstype = &Apache::loncommon::course_type();
   77: 
   78:     my %functions = (
   79:                       email => 'E-mail',
   80:                       discussion => 'Discussion boards',
   81:                       chat => 'Chat',
   82:                       files => 'File repository',
   83:                       roster => 'Membership roster',
   84:                       homepage => $ucgpterm.' home page',
   85:                     );
   86: 
   87:     my %idx = ();
   88:     $idx{id} = &Apache::loncoursedata::CL_ID();
   89:     $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
   90:     $idx{udom} = &Apache::loncoursedata::CL_SDOM();
   91:     $idx{uname} = &Apache::loncoursedata::CL_SNAME();
   92:     $idx{section} = &Apache::loncoursedata::CL_SECTION();
   93: 
   94:     my $rowColor1 = "#dddddd";
   95:     my $rowColor2 = "#eeeeee";
   96: 
   97:     my $action = $env{'form.action'};
   98:     my $state = $env{'form.state'};
   99:     if ((!defined($action)) || ($action eq 'view')) {
  100:         if (!defined($state)) {
  101:             $state = 'view';
  102:         }
  103:     }
  104:     if ($action eq 'create' || $action eq 'modify' || $action eq 'view') { 
  105:         if ($view_permission || $manage_permission) {
  106:             &group_administration($r,$action,$state,$cdom,$cnum,$function,
  107:                                   $tabcol,\%functions,\%idx,$view_permission,
  108:                                   $manage_permission,$rowColor1,$rowColor2,
  109:                                   $gpterm,$ucgpterm,$crstype);
  110:         } else {
  111:             $r->print(&mt('You do not have [_1] administration '.
  112:                           'privileges in this [_2]',$gpterm,lc($crstype)));
  113:         }
  114:     } else {
  115:         &print_main_menu($r,$cdom,$cnum,$function,$tabcol,\%functions,\%idx,
  116:                          $view_permission,$manage_permission,$action,$state,
  117:                          $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
  118:     }
  119:     return OK;
  120: }
  121: 
  122: sub print_main_menu {
  123:     my ($r,$cdom,$cnum,$function,$tabcol,$functions,$idx,$view_permission,
  124:         $manage_permission,$action,$state,$rowColor1,$rowColor2,$gpterm,
  125:         $ucgpterm,$crstype) = @_;
  126:     my $pagename = "$crstype $ucgpterm".'s';
  127:     my $jscript = qq|
  128: function changeSort(caller) {
  129:     document.$state.sortby.value = caller;
  130:     document.$state.submit();
  131: }\n|;
  132:     $r->print(&header($pagename,$jscript,$action,$state,
  133:                       undef,$function));
  134:     &Apache::lonhtmlcommon::add_breadcrumb
  135:         ({href=>"/adm/coursegroups",
  136:           text=>"$pagename"});
  137:     $r->print(&Apache::lonhtmlcommon::breadcrumbs($pagename));
  138:     &display_groups($r,$cdom,$cnum,$function,$tabcol,$functions,$idx,
  139:                     $view_permission,$manage_permission,$action,$state,
  140:                     $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
  141:     $r->print(&footer());
  142:     return;
  143: }
  144: 
  145: sub display_groups {
  146:     my ($r,$cdom,$cnum,$function,$tabcol,$functions,$idx,$view_permission,
  147:         $manage_permission,$action,$state,$rowColor1,$rowColor2,$gpterm,
  148:         $ucgpterm,$crstype) = @_;
  149:     my %curr_groups = ();
  150:     my %grp_info = ();
  151:     my %actionlinks = (
  152:       modify => '<a href="/adm/coursegroups?action=modify&refpage='.
  153:                          $env{'form.refpage'}.'&groupname=',
  154:       view => '<a href="/adm/'.$cdom.'/'.$cnum.'/',
  155:       delete => '<a href="/adm/coursegroups?action=delete&refpage='.
  156:                          $env{'form.refpage'}.'&groupname=',
  157:     );
  158:     my %lt = &Apache::lonlocal::texthash( 
  159:                           modify => 'Modify',
  160:                           view   => 'View',
  161:                           delete => 'Delete',
  162:                           act    => 'Action',
  163:                           gname  => "$ucgpterm Name",
  164:                           desc   => 'Description',
  165:                           crea   => 'Creator',
  166:                           crtd   => 'Created',
  167:                           last   => 'Last Modified',
  168:                           func   => 'Functionality',
  169:                           quot   => 'Quota (Mb)',
  170:                           memb   => 'Members',
  171:                           file   => 'Files',
  172:                           dibd   => 'Discussion Boards',
  173:                           dius   => 'Disk Use (%)',
  174:                           nogr   => 'No '.$gpterm.'s exist.',
  175:                           crng   => 'Create a new '.$gpterm,
  176:                           alth   => 'Although your current role has privileges'.
  177:                                     ' to view any existing '.$gpterm.'s in this'.
  178:                                     lc($crstype).', you do not have privileges'.
  179:                                     'to create new '.$gpterm.'s.',
  180:                      );
  181:     if ($view_permission) {
  182:         if (!defined($action)) {
  183:             $action = 'view';
  184:         }
  185:         my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
  186:         if (%curr_groups) {
  187:             if ($manage_permission) {
  188:                 $r->print('<br /><a href="/adm/coursegroups?action=create&refpage='.$env{'form.refpage'}.'">'.$lt{'crng'}.'</a>');
  189:             }
  190:             $r->print('<br /><br />');
  191:             $r->print(&Apache::lonhtmlcommon::start_pick_box());
  192:             $r->print(<<"END");
  193:       <table border="0" cellpadding="4" cellspacing="1">
  194:        <tr bgcolor="$tabcol" align="center">
  195:         <td><b>$lt{'act'}</b></td>
  196:         <td><b><a href="javascript:changeSort('groupname')">$lt{'gname'}</a></b></td>
  197:         <td><b><a href="javascript:changeSort('description')">$lt{'desc'}</a></b></td>
  198:         <td><b><a href="javascript:changeSort('creator')">$lt{'crea'}</a></b>
  199:         </td>
  200:         <td><b><a href="javascript:changeSort('creation')">$lt{'crtd'}</a></b>
  201:         </td>
  202:         <td><b><a href="javascript:changeSort('modified')">$lt{'last'}</a></b>
  203:         </td>
  204:         <td><b>$lt{'func'}</b>
  205:         </td>
  206:         <td><b><a href="javascript:changeSort('quota')">$lt{'quot'}</a></b></td>
  207:         <td><b><a href="javascript:changeSort('totalmembers')">$lt{'memb'}</a></b></td>
  208:         <td><b><a href="javascript:changeSort('totalfiles')">$lt{'file'}</a></b></td>
  209:         <td><b><a href="javascript:changeSort('boards')">$lt{'dibd'}</a></b></td>
  210:         <td><b><a href="javascript:changeSort('diskuse')">$lt{'dius'}</a></b></td>
  211:        </tr>
  212: END
  213:             my %Sortby = ();
  214:             foreach my $group (sort(keys(%curr_groups))) {
  215:                 %{$grp_info{$group}} = 
  216:                                   &Apache::longroup::get_group_settings(
  217:                                                          $curr_groups{$group});
  218:                 my $members_result = &group_members($cdom,$cnum,$group,
  219:                                                     \%grp_info);
  220:                 my $port_path = '/userfiles/groups/'.$group.'/portfolio';
  221:                 my $port_dir = &Apache::loncommon::propath($cdom,$cnum).$port_path;
  222:                 my $totaldirs = 0;
  223:                 my $totalfiles = 0;
  224:                 &group_files($group,$port_dir,\$totalfiles,\$totaldirs);
  225:                 $grp_info{$group}{'totalfiles'} = $totalfiles;
  226:                 $grp_info{$group}{'totaldirs'} = $totaldirs;
  227:                 my $diskuse = &Apache::lonnet::diskusage($cdom,$cnum,$port_dir);
  228:                 if ($grp_info{$group}{'quota'} > 0) {
  229:                     my $pct_use = 0.1 * $diskuse/$grp_info{$group}{'quota'};
  230:                     $grp_info{$group}{'diskuse'} = sprintf("%.0f",$pct_use);
  231:                 } else {
  232:                     $grp_info{$group}{'diskuse'} = 'N/A';
  233:                 }
  234:                 my ($groupboards,$boardshash)=&Apache::longroup::get_group_bbinfo(
  235:                                                                $cdom,$cnum,$group);
  236:                 $grp_info{$group}{'boards'} = scalar(@{$groupboards});
  237:                 if ($env{'form.sortby'} eq 'groupname') {
  238:                     push(@{$Sortby{$group}},$group);
  239:                 } elsif ($env{'form.sortby'} eq 'description') {
  240:                     push(@{$Sortby{$grp_info{$group}{'description'}}},$group);
  241:                 } elsif ($env{'form.sortby'} eq 'creator') {
  242:                     push(@{$Sortby{$grp_info{$group}{'creator'}}},$group);
  243:                 } elsif ($env{'form.sortby'} eq 'creation') {
  244:                     push(@{$Sortby{$grp_info{$group}{'creation'}}},$group);
  245:                 } elsif ($env{'form.sortby'} eq 'modified') {
  246:                     push(@{$Sortby{$grp_info{$group}{'modified'}}},$group);
  247:                 } elsif ($env{'form.sortby'} eq 'quota') {
  248:                     push(@{$Sortby{$grp_info{$group}{'quota'}}},$group);
  249:                 } elsif ($env{'form.sortby'} eq 'totalmembers') {
  250:                     push(@{$Sortby{$grp_info{$group}{'totalmembers'}}},
  251:                                                                        $group);
  252:                 } elsif ($env{'form.sortby'} eq 'totalfiles') {
  253:                     push(@{$Sortby{$grp_info{$group}{'totalfiles'}}},$group);
  254:                 } elsif ($env{'form.sortby'} eq 'boards') {
  255:                     push(@{$Sortby{$grp_info{$group}{'boards'}}},$group);
  256:                 } elsif ($env{'form.sortby'} eq 'diskuse') {
  257:                     push(@{$Sortby{$grp_info{$group}{'diskuse'}}},$group);
  258:                 } else {
  259:                     push(@{$Sortby{$group}},$group);
  260:                 }
  261:             }
  262:             my $rowNum = 0;
  263:             my $rowColor;
  264:             foreach my $key (sort(keys(%Sortby))) {
  265:                 foreach my $group (@{$Sortby{$key}}) {
  266:                     if ($rowNum %2 == 1) {
  267:                         $rowColor = $rowColor1;
  268:                     } else {
  269:                         $rowColor = $rowColor2;
  270:                     }
  271:                     my $description = 
  272:                    &unescape($grp_info{$group}{'description'});
  273:                     my $creator = $grp_info{$group}{'creator'};
  274:                     my $creation = $grp_info{$group}{'creation'};
  275:                     my $modified = $grp_info{$group}{'modified'}; 
  276:                     my $quota = $grp_info{$group}{'quota'};
  277:                     my $totalmembers = $grp_info{$group}{'totalmembers'};
  278:                     my $totalfiles = $grp_info{$group}{'totalfiles'};
  279:                     my $totaldirs = $grp_info{$group}{'totaldirs'};
  280:                     my $boards = $grp_info{$group}{'boards'};
  281:                     my $diskuse = $grp_info{$group}{'diskuse'};
  282:                     my $functionality;
  283:                     foreach my $tool (sort(keys(%{$functions}))) {
  284:                         if ($grp_info{$group}{functions}{$tool} eq 'on') {
  285:                             $functionality .= ' '.$tool;
  286:                         }
  287:                     }
  288:                     if (!$functionality) {
  289:                         $functionality = &mt('None available');
  290:                     }
  291:                     my $link = $actionlinks{$action};
  292:                     if ($action eq 'modify' || $action eq 'delete') {
  293:                         $link .= $group;
  294:                     } else {
  295:                         $link .= $group.'/grppg';
  296:                     }
  297:                     $link .= '">'.$lt{$action}.'</a>';
  298:                     if ($action eq 'view') { 
  299:                         if (($manage_permission) && 
  300:                             ($env{'form.refpage'} ne 'enrl')) {
  301:                             $link .= '&nbsp;&nbsp;'.$actionlinks{'modify'}.
  302:                                       $group.'">'.$lt{'modify'}.'</a>';
  303:                         }
  304:                     }
  305:                     $r->print('<tr bgcolor="'.$rowColor.'"><td><small>'.$link.'</small></td><td><small>'.$group.'</small></td><td><small>'.$description.'</small></td><td><small>'.$creator.'</small></td><td><small>'. &Apache::lonnavmaps::timeToHumanString($creation).'</small></td><td><small>'. &Apache::lonnavmaps::timeToHumanString($modified).'</small></td><td><small>'.$functionality.'</small></td><td align="right"><small>'.$quota.'</small></td><td align="right"><small>'.$totalmembers.'</small></td><td align="right"><small><nobr>'.&mt('Files: ').$totalfiles.'</nobr><br /><nobr>'.&mt('Folders: ').$totaldirs.'</nobr></small></td><td align="right"><small>'.$boards.'</small></td><td align="right"><small>'.$diskuse.'</small></td></tr>');
  306:                     $rowNum ++;
  307:                 }
  308:             }
  309:             $r->print('</table>');
  310:             $r->print(&Apache::lonhtmlcommon::end_pick_box());
  311:             $r->print('<input type="hidden" name="refpage" '.
  312:                       'value="'.$env{'form.refpage'}.'" />');
  313:             if ($action eq 'view') {
  314:                 if (!defined($state)) {
  315:                     $state = 'view';
  316:                 }
  317:                 $r->print('<input type="hidden" name="state" value="'.
  318:                       $state.'" />');
  319:             }
  320:         } else {
  321:             $r->print($lt{'nogr'});
  322:             if ($manage_permission) {
  323:                 $r->print('<br /><br /><a href="/adm/coursegroups?action=create&refpage='.$env{'form.refpage'}.'">'.$lt{'crng'}.'</a>');
  324:             } else {
  325:                 $r->print('<br /><br />'.$lt{'alth'});
  326: 
  327:             }
  328:         }
  329:     } else {
  330:         my @coursegroups = split(/:/,$env{'request.course.groups'});
  331:         if (@coursegroups > 0) {
  332:             $r->print('<br /><br />');
  333:             my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
  334:             if (%curr_groups) {
  335:                 foreach my $group (@coursegroups) {
  336:                     my %group_info =  &Apache::longroup::get_group_settings(
  337:                                         $curr_groups{$group});
  338:                     my $description = &unescape(
  339:                                         $group_info{description});
  340:                     my ($uname,$udom) = split(/:/,$group_info{creator});
  341:                     $r->print('<font size="+1"><a href="/adm/'.$udom.'/'.$uname.'/'.$group.'/grppg">'.$group,'</a><font><br /><small>'.$description.'</small><br /><br />');
  342:                 }
  343:             }
  344:         } else {
  345:             $r->print(&mt('You are not currently a member of any '.
  346:                           'active [_1]s in this [_2]',$gpterm,
  347:                           lc($crstype)));
  348:         }
  349:     }
  350:     return;
  351: }
  352: 
  353: sub group_administration {
  354:     my ($r,$action,$state,$cdom,$cnum,$function,$tabcol,$functions,$idx,
  355:         $view_permission,$manage_permission,$rowColor1,$rowColor2,$gpterm,
  356:         $ucgpterm,$crstype) = @_;
  357:     my %sectioncount = ();
  358:     my @tools = ();
  359:     my @types = ();
  360:     my @roles = ();
  361:     my @sections = ();
  362:     my %users = ();
  363:     my %userdata = ();
  364:     my @members = ();
  365:     my %usertools = ();
  366:     my %stored = ();
  367:     my %memchg;
  368:     my @member_changes = ('deletion','expire','activate','reenable',
  369:                           'changefunc','changepriv');
  370:     my ($groupname,$description,$startdate,$enddate,$granularity,$specificity,
  371:         $quota,$validate_script);
  372: 
  373:     if (defined($env{'form.groupname'})) {
  374:         $groupname = $env{'form.groupname'};
  375:     }
  376: 
  377:     if (($action eq 'create') && ($state eq '')) {
  378:         $state = 'pick_name';
  379:     }
  380:     if (($action eq 'create') || 
  381:         (($action eq 'modify') && ($state eq 'chgresult'))) { 
  382:         ($startdate,$enddate) = &get_dates_from_form();
  383:         if (defined($env{'form.description'})) {
  384:             $description = $env{'form.description'};
  385:         }
  386:         if (defined($env{'form.tool'})) {
  387:             @tools=&Apache::loncommon::get_env_multiple('form.tool');
  388:         }
  389:         if (defined($env{'form.granularity'})) {
  390:             $granularity=$env{'form.granularity'};
  391:         }
  392:         if (defined($env{'form.specificity'})) {
  393:             $specificity=$env{'form.specificity'};
  394:         }
  395:         if (defined($env{'form.quota'})) {
  396:             $quota=$env{'form.quota'};
  397:         }
  398:     }
  399:     if (($action eq 'create') || (($action eq 'modify') 
  400:         && (($state eq 'pick_privs') || ($state eq 'addresult')))) {
  401:         if (defined($env{'form.member'})) {
  402:             @members = &Apache::loncommon::get_env_multiple('form.member');
  403:             foreach my $user (@members) {
  404:                 %{$usertools{$user}} = ();
  405:             }
  406:         }
  407:     }
  408: 
  409:     if ($action eq 'modify') {
  410:         if ($state eq '') {
  411:             if (defined($env{'form.groupname'})) {
  412:                 $state = 'pick_task';
  413:             } else {
  414:                 $state = 'pick_group';
  415:             }
  416:         } else {
  417:             %stored = &retrieve_settings($cdom,$cnum,$groupname);
  418:             if (ref($stored{'types'}) eq 'ARRAY') {
  419:                 @types = @{$stored{'types'}};
  420:             }
  421:             if (ref($stored{'roles'}) eq 'ARRAY') {
  422:                 @roles = @{$stored{'roles'}};
  423:             }
  424:             if (ref($stored{'sectionpick'}) eq 'ARRAY') {
  425:                 @sections = @{$stored{'sectionpick'}};
  426:             }
  427:             unless ($state eq 'chgresult') {
  428:                 if (ref($stored{'tool'}) eq 'ARRAY') { 
  429:                     @tools = @{$stored{'tool'}};
  430:                 }
  431:                 $startdate = $stored{'startdate'};
  432:                 $enddate = $stored{'enddate'};
  433:                 $description = $stored{'description'};
  434:                 $granularity = $stored{'granularity'};
  435:                 $specificity =  $stored{'specificity'};
  436:                 $quota = $stored{'quota'};
  437:             }
  438:         }
  439:     }
  440: 
  441:     my $toolprivs = &Apache::longroup::get_tool_privs($gpterm);
  442: 
  443:     my $fixedprivs = &Apache::longroup::get_fixed_privs();
  444: 
  445:     my %elements = 
  446: 	(
  447: 	 create => {
  448: 	     pick_name => {
  449: 		 startdate_month  => 'selectbox',
  450: 		 startdate_hour   => 'selectbox',
  451: 		 enddate_month    => 'selectbox',
  452: 		 enddate_hour     => 'selectbox',
  453: 		 startdate_day    => 'text',
  454: 		 startdate_year   => 'text',
  455: 		 startdate_minute => 'text',
  456: 		 startdate_second => 'text',
  457: 		 enddate_day      => 'text',
  458: 		 enddate_year     => 'text',
  459: 		 enddate_minute   => 'text',
  460: 		 enddate_second   => 'text',
  461: 		 groupname        => 'text',
  462: 		 description      => 'text',
  463:                  quota            => 'text',
  464: 		 tool             => 'checkbox',
  465: 		 granularity      => 'radio',
  466: 		 no_end_date      => 'checkbox',
  467: 	     },
  468: 	     pick_members => {
  469: 		 member          => 'checkbox',
  470: 		 defpriv         => 'checkbox',
  471: 	     },
  472: 	 },
  473: 	 );
  474:     
  475:     $elements{'modify'} = {
  476: 	change_settings => {
  477: 	    %{$elements{'create'}{'pick_name'}},
  478: 	    specificity => 'radio',
  479: 	    defpriv     => 'checkbox',
  480: 	    autorole    => 'checkbox',
  481: 	    autoadd     => 'radio',
  482: 	    autodrop    => 'radio',
  483: 	},
  484: 	add_members => {
  485: 	    types       => 'selectbox',
  486: 	    roles       => 'selectbox',
  487: 	},
  488:     };
  489: 
  490:     if (ref($stored{'autorole'}) eq 'ARRAY') {
  491:         foreach my $role (@{$stored{'autorole'}}) {
  492:             unless ($role eq 'cc') {
  493:                 $elements{'modify'}{'change_settings'}{'sec_'.$role} = 
  494:                                                                    'selectbox';
  495:             }
  496:         }
  497:     }
  498: 
  499:     if (($action eq 'create') && ($state eq 'pick_name')) {
  500:         $elements{'create'}{'pick_name'}{'types'} = 'selectbox';
  501:         $elements{'create'}{'pick_name'}{'roles'} = 'selectbox';
  502:     }
  503:     if ((($action eq 'create') &&  
  504:         (($state eq 'pick_name') || ($state eq 'pick_privs'))) ||
  505:        (($action eq 'modify') && (($state eq 'change_settings') ||
  506:                                   ($state eq 'add_members')))) {
  507:         %sectioncount = &Apache::loncommon::get_sections($cdom,$cnum);
  508:         if (%sectioncount) {
  509:             $elements{'create'}{'pick_name'}{'sectionpick'} = 'selectbox';
  510:             $elements{'modify'}{'change_mapping'}{'sectionpick'} = 'selectbox';
  511:             $elements{'modify'}{'add_members'}{'sectionpick'} = 'selectbox';
  512:         }
  513:     }
  514: 
  515:     if (($action eq 'create') || 
  516:         ($action eq 'modify' && $state eq 'pick_members')) {
  517:         if (defined($env{'form.types'})) {
  518:             @types=&Apache::loncommon::get_env_multiple('form.types');
  519:         }
  520:         if (defined($env{'form.roles'})) {
  521:             @roles=&Apache::loncommon::get_env_multiple('form.roles');
  522:         }
  523:         if (defined($env{'form.sectionpick'})) {
  524:             @sections=&Apache::loncommon::get_env_multiple('form.sectionpick');
  525:             if (grep/^all$/,@sections) {
  526:                 @sections = sort {$a cmp $b} keys(%sectioncount);
  527:             }
  528:         }
  529:     }
  530: 
  531:     if (($state eq 'pick_members') || ($state eq 'pick_privs') || ($state eq 'change_privs')) {
  532:         &build_members_list($cdom,$cnum,\@types,\@roles,\@sections,\%users,
  533:                             \%userdata);
  534:     }
  535:     if ($state eq 'pick_members') {
  536:         if ((keys(%users) > 0) && (@tools > 0)) {
  537:             if ($granularity eq 'Yes') {
  538:                 $elements{$action}{'pick_members'}{'togglefunc'} = 'checkbox';
  539:             }
  540:             foreach my $tool (@tools) {
  541:                 if ($granularity eq 'Yes') {
  542:                     $elements{$action}{'pick_members'}{'user_'.$tool} = 'checkbox';
  543:                 }
  544:             }
  545:             $elements{$action}{'pick_members'}{'specificity'} = 'radio';
  546:         }
  547:     }
  548:     if ($state eq 'change_members') {
  549:         my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
  550:                                                                $groupname);
  551:         my $now = time;
  552:         my $num_expire = 0;
  553:         my $num_activate = 0;
  554:         my $num_reenable = 0;
  555:         my $num_deletion = 0;
  556:         my $numusers = 0;
  557:         foreach my $key (sort(keys(%membership))) {
  558:             if ($key =~ /^\Q$groupname\E:([^:]+:[^:]+)$/) {
  559:                 my $user = $1;
  560:                 my($end,$start,@userprivs) = split(/:/,$membership{$key});
  561:                 unless ($start == -1) {
  562:                     $numusers ++;
  563:                     $num_deletion ++;
  564:                     if (($end > 0) && ($end < $now)) {
  565:                         $num_reenable ++;
  566:                         next;
  567:                     } elsif (($start > $now)) {
  568:                         $num_activate = 1;
  569:                         next;
  570:                     } else {
  571:                         $num_expire ++;
  572:                         next;
  573:                     }
  574:                     next;
  575:                 }
  576:                 if ($num_reenable && $num_activate && $num_expire) {
  577:                     last;
  578:                 }
  579:             }
  580:         }
  581:         if ($num_deletion) {
  582:             $elements{$action}{'change_members'}{'deletion'} = 'checkbox';
  583:         }
  584:         if ($num_expire) {
  585:             $elements{$action}{'change_members'}{'expire'} = 'checkbox';
  586:         }
  587:         if ($num_activate) {
  588:             $elements{$action}{'change_members'}{'activate'} = 'checkbox';
  589:         }
  590:         if ($num_reenable) {
  591:             $elements{$action}{'change_members'}{'reenable'} = 'checkbox';
  592:         }
  593:         if ($numusers) {
  594:             if ($granularity eq 'Yes') {
  595:                 $elements{$action}{'change_members'}{'togglefunc'} = 'checkbox';
  596:             }
  597:             foreach my $tool (@tools) {
  598:                 if ($granularity eq 'Yes') {
  599:                     $elements{$action}{'change_members'}{'user_'.$tool} = 'checkbox';
  600:                 }
  601:             }
  602:             if ($specificity eq 'Yes') {
  603:                 $elements{$action}{'change_members'}{'changepriv'} = 'checkbox';
  604:             }
  605:         }
  606:     }
  607: 
  608:     if (($state eq 'pick_privs') || ($state eq 'change_privs') ||
  609:          (($specificity eq 'No') && 
  610:           ($state eq 'memresult' || $state eq 'result' || $state eq 'addresult'))) { 
  611:         foreach my $tool (@tools) {
  612:             my @values = &Apache::loncommon::get_env_multiple('form.user_'.$tool);
  613:             foreach my $user (@values) {
  614:                 if ($state eq 'pick_privs' || $state eq 'result' 
  615:                     || $state eq 'addresult') {
  616:                     if (!grep(/^\Q$user\E$/,@members)) {
  617:                         next;
  618:                     }
  619:                 }
  620:                 unless(exists($usertools{$user}{$tool})) {
  621:                     $usertools{$user}{$tool} = 1;
  622:                 }
  623:             }
  624:         }
  625:     }
  626: 
  627:     if (($action eq 'modify') && (($state eq 'change_privs') || ($state eq 'memresult'))) {
  628:         foreach my $chg (@member_changes) {
  629:             if (defined($env{'form.'.$chg})) {
  630:                 @{$memchg{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
  631:             }
  632:         }
  633:                                                                               
  634:         if ($state eq 'change_privs') {
  635:             my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
  636:                                                                    $groupname);
  637:             my $now = time;
  638:             foreach my $key (sort(keys(%membership))) {
  639:                 if ($key =~ /^\Q$groupname\E:([^:]+:[^:]+)$/) {
  640:                     my $user = $1;
  641:                     my $changefunc = 0;
  642:                     my ($end,$start,@userprivs) = split(/:/,$membership{$key});
  643:                     unless ($start == -1) {
  644:                         if (($end > 0) && ($end < $now)) {
  645:                             unless (grep/^$user$/,$memchg{'reenable'}) {
  646:                                 next;
  647:                             }
  648:                         }
  649:                         my @currtools = ();
  650:                         if (@userprivs > 0) {
  651:                             foreach my $tool (sort(keys(%{$fixedprivs}))) {
  652:                                 foreach my $priv (keys(%{$$fixedprivs{$tool}})) {
  653:                                     if (grep/^$priv$/,@userprivs) {
  654:                                         push(@currtools,$tool);
  655:                                         last;
  656:                                     }
  657:                                 }
  658:                             }
  659:                         }
  660:                         foreach my $tool (@currtools) {
  661:                             if (keys(%{$usertools{$user}}) > 0) {
  662:                                 if (!$usertools{$user}{$tool}) {
  663:                                     push(@{$memchg{'changefunc'}},$user);
  664:                                     $changefunc = 1;
  665:                                     last;
  666:                                 }
  667:                             } else {
  668:                                 push(@{$memchg{'changefunc'}},$user);
  669:                                 $changefunc = 1;
  670:                             }
  671:                         }
  672:                         if ($changefunc) {
  673:                             next;
  674:                         }
  675:                         if (keys(%{$usertools{$user}}) > 0) {
  676:                             foreach my $tool (keys(%{$usertools{$user}})) {
  677:                                 if (!grep/^$tool$/,@currtools) {
  678:                                     push(@{$memchg{'changefunc'}},$user);
  679:                                     $changefunc = 1;
  680:                                     last;
  681:                                 }
  682:                             }
  683:                         }
  684:                     }
  685:                 }
  686:             }
  687:             &check_changes(\@member_changes,\%memchg);
  688:             my %temptools;
  689:             foreach my $change (@member_changes) {
  690:                 if (($change eq 'deletion') || ($change eq 'expire')) {
  691:                     next;
  692:                 }
  693:                 foreach my $user (@{$memchg{$change}}) {
  694:                     unless (exists($usertools{$user})) {
  695:                         %{$usertools{$user}} = ();
  696:                     }
  697:                     %{$temptools{$user}} = %{$usertools{$user}}; 
  698:                 }
  699:             }
  700:             %usertools = %temptools;
  701:         } elsif ($state eq 'memresult') {
  702:             foreach my $change (@member_changes) {
  703:                 if ($change eq 'expire' || $change eq 'deletion') {
  704:                     next;
  705:                 }
  706:                 if (ref($memchg{$change}) eq 'ARRAY') { 
  707:                     my @users = @{$memchg{$change}};
  708:                     foreach my $user (@users) {
  709:                         unless (exists($usertools{$user})) {
  710:                             %{$usertools{$user}} = ();
  711:                         }
  712:                     }
  713:                 }
  714:             }
  715:         }
  716:     }
  717: 
  718:     if ((($state eq 'pick_privs') || ($state eq 'change_privs'))
  719:         && ($specificity eq 'Yes')) {
  720:         foreach my $user (sort(keys(%usertools))) {
  721:             foreach my $tool (keys(%{$usertools{$user}})) {
  722:                 foreach my $priv (keys(%{$$toolprivs{$tool}})) {
  723:                     unless (exists($$fixedprivs{$tool}{$priv})) {
  724:                         $elements{$action}{$state}{'userpriv_'.$priv} = 'checkbox';
  725:                     }
  726:                 }
  727:             }
  728:         }
  729:     }
  730: 
  731:     if (($action eq 'create' && $state eq 'pick_name') || 
  732:         ($action eq 'modify' && $state eq 'change_settings')) {
  733:         my ($crsquota,$freespace,$maxposs) = &get_quota_constraints($action,\%stored);
  734:         my $space_trim = '/^\s*|\s*\$/g,""';
  735:         my $float_check = '/^([0-9]*\.?[0-9]*)$/';
  736:         $validate_script = '
  737:     var newquota = document.'.$state.'.quota.value;
  738:     newquota.replace('.$space_trim.');
  739:     if (newquota == "" ) {
  740:         document.'.$state.'.quota.value = 0;
  741:         newquota = 0;       
  742:     }
  743:     var maxposs = '.$maxposs.';
  744:     if (newquota > maxposs) {
  745:         alert("The file repository quota you entered for this group ("+newquota+" Mb) exceeds the maximum possible ("+maxposs+" Mb). Please enter a smaller number.");
  746:         return;
  747:     }
  748:     var re_quota = '.$float_check.';
  749:     var check_quota = newquota.match(re_quota);
  750:     if (check_quota == null) {
  751:         alert("The quota you entered contains invalid characters, the quota should only include numbers, with or without a decimal point.");
  752:         return;
  753:     }
  754:     if (newquota == 0) {
  755:         var warn_zero = 0;
  756:         for (var i=0; i<document.'.$state.'.tool.length; i++) {
  757:             if (document.'.$state.'.tool[i].value == "files") {
  758:                 if (document.'.$state.'.tool[i].checked) {
  759:                     warn_zero = 1;
  760:                 }
  761:             }
  762:         }
  763:         if (warn_zero == 1) {
  764:             alert("You have indicated that the file repository should be enabled, but you have set the respository quota to 0 Mb.\nThis will prevent any upload of files.\nPlease set a value or disable the repository feature.");
  765:             return;
  766:         }
  767:     } 
  768: ';
  769:     }
  770:     my $jscript = &Apache::loncommon::check_uncheck_jscript();
  771:     $jscript .= qq|
  772: function nextPage(formname,nextstate) {
  773:     formname.state.value= nextstate;
  774:     $validate_script
  775:     formname.submit();
  776: }
  777: function backPage(formname,prevstate) {
  778:     formname.state.value = prevstate;
  779:     formname.submit();
  780: }
  781: function changeSort(caller) {
  782:     document.$state.state.value = '$state';
  783:     document.$state.sortby.value = caller;
  784:     document.$state.submit();
  785: } 
  786: 
  787: |;
  788:     $jscript .= &Apache::lonhtmlcommon::set_form_elements(
  789:                            \%{$elements{$action}{$state}},\%stored);
  790:     my $page = 0;
  791:     my %states = ();
  792:     my %branchstates = ();
  793:     @{$states{'create'}} = ('pick_name','pick_members','pick_privs','result');
  794:     @{$states{'modify'}} = ('pick_group','pick_task');
  795:     @{$branchstates{'noprivs'}} = ('result');
  796:     @{$branchstates{'settings'}} = ('change_settings','chgresult');
  797:     @{$branchstates{'members'}} = ('change_members','change_privs','memresult');
  798:     @{$branchstates{'adds'}} = ('add_members','pick_members','pick_privs',
  799:                                 'addresult');
  800: 
  801:     if (defined($env{'form.branch'})) {
  802:         push (@{$states{$action}},@{$branchstates{$env{'form.branch'}}});
  803:     }
  804: 
  805:     if (($action eq 'create') || ($action eq 'modify')) {
  806:         my $done = 0;
  807:         my $i=0;
  808:         while ($i<@{$states{$action}} && !$done) {
  809:             if ($states{$action}[$i] eq $state) {
  810:                 $page = $i;
  811:                 $done = 1;
  812:             }
  813:             $i++;
  814:         }
  815:     }
  816: 
  817:     my $loaditems =  &onload_action($action,$state);
  818:     my $crumbtitle = "$crstype $ucgpterm".'s'; 
  819:     $r->print(&header("$crumbtitle Manager",
  820: 		      $jscript,$action,$state,$page,$function,$loaditems));
  821: 
  822:     if ($env{'form.refpage'} eq 'enrl') {
  823:         &Apache::lonhtmlcommon::add_breadcrumb
  824:         ({href=>"/adm/dropadd",
  825:           text=>"Enrollment Manager",
  826:           faq=>9,bug=>'Instructor Interface',});
  827:     } else {
  828:         &Apache::lonhtmlcommon::add_breadcrumb
  829:        ({href=>"/adm/coursegroups",
  830:           text=>"$crumbtitle",
  831:           faq=>9,bug=>'Instructor Interface',});
  832:     }
  833: 
  834:     my %trail = ();
  835:     %{$trail{'create'}} = &Apache::lonlocal::texthash (
  836:                             pick_name => $ucgpterm.' Settings',
  837:                             pick_members => 'Select Members',
  838:                             pick_privs => 'Choose Privileges',
  839:                             result => 'Creation Complete',
  840:                           );
  841:     %{$trail{'modify'}} = &Apache::lonlocal::texthash(
  842:                             pick_group => $ucgpterm.'s',
  843:                             pick_task => 'Choose Task',
  844:                             change_settings => "$ucgpterm Settings",
  845:                             change_members => 'Modify/Delete Members',
  846:                             change_privs => 'Change Privileges',
  847:                             change_mapping => 'Membership Mapping',
  848:                             add_members => 'Add Members',
  849:                             pick_members => 'Select Members',
  850:                             pick_privs => 'Choose Privileges',
  851:                             chgresult => 'Setting Changes Complete',
  852:                             memresult => 'Modifications Complete',
  853:                             addresult => 'Additions Complete',
  854:                           );
  855:     my %navbuttons = &Apache::lonlocal::texthash(
  856:                              gtns => 'Go to next step',
  857:                              gtps => 'Go to previous step',
  858:                              crgr => 'Create '.$gpterm,
  859:                              mose => 'Modify settings',
  860:                              gtpp => 'Go to previous page',
  861:                              adme => 'Add members',
  862:     );
  863:     if ((($action eq 'create') || ($action eq 'modify')) &&
  864:               ($manage_permission)) {
  865:         for (my $i=0; $i<@{$states{$action}}; $i++) {
  866:             if ($state eq $states{$action}[$i]) {
  867:                 &Apache::lonhtmlcommon::add_breadcrumb(
  868:                    {text=>"$trail{$action}{$state}"});
  869:                 $r->print(&Apache::lonhtmlcommon::breadcrumbs
  870: 			  ("$crumbtitle Manager"));
  871:                 &display_control($r,$cdom,$cnum,$tabcol,$action,$state,$page,
  872:                        \%sectioncount,$groupname,$description,$functions,
  873:                        \@tools,$toolprivs,$fixedprivs,$startdate,$enddate,
  874:                        \%users,\%userdata,$idx,\%memchg,\%usertools,
  875:                        $function,$view_permission,$manage_permission,
  876:                        \%stored,$granularity,$quota,$specificity,\@types,\@roles,
  877:                        \@sections,\%states,\%navbuttons,$rowColor1,$rowColor2,
  878:                        $gpterm,$ucgpterm,$crstype);
  879:                 last;
  880:             } else {
  881:                 if (($state eq 'result') && ($i > 0)) {
  882:                     &Apache::lonhtmlcommon::add_breadcrumb(
  883:     {href=>"javascript:backPage(document.$state,'$states{$action}[0]')",
  884:       text=>"$trail{$action}{$states{$action}[$i]}"});
  885:                 } else { 
  886:                     &Apache::lonhtmlcommon::add_breadcrumb(
  887:      {href=>"javascript:backPage(document.$state,'$states{$action}[$i]')",
  888:       text=>"$trail{$action}{$states{$action}[$i]}"});
  889:                 }
  890:             }
  891:         }
  892:     } elsif (($action eq 'view') && ($view_permission)) {
  893:                         &Apache::lonhtmlcommon::add_breadcrumb(
  894:                    {text=>"View $gpterm".'s'});
  895:         my $crumbtitle = "$crstype $ucgpterm".'s Manager';
  896:         $r->print(&Apache::lonhtmlcommon::breadcrumbs
  897: 		  (&mt($crumbtitle)));
  898:         &display_groups($r,$cdom,$cnum,$function,$tabcol,$functions,$idx,
  899:                         $view_permission,$manage_permission,$action,$state,
  900:                         $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
  901: 
  902:     }
  903:     $r->print(&footer());
  904:     return;
  905: }
  906: 
  907: sub retrieve_settings {
  908:     my ($cdom,$cnum,$groupname) = @_;
  909:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$groupname);
  910: 
  911:     return if (!%curr_groups);
  912: 
  913:     my %groupinfo = 
  914: 	&Apache::longroup::get_group_settings($curr_groups{$groupname});
  915: 
  916:     my %stored;
  917: 
  918:     $stored{'description'} = 
  919: 	&unescape($groupinfo{'description'});
  920:     $stored{'startdate'} = $groupinfo{'startdate'};
  921:     $stored{'enddate'} = $groupinfo{'enddate'};
  922:     if ($stored{'enddate'} == 0) {
  923: 	$stored{'no_end_date'} = 1;
  924:     }
  925:     $stored{'granularity'} = $groupinfo{'granularity'};
  926:     $stored{'specificity'} = $groupinfo{'specificity'};
  927:     $stored{'creation'} = $groupinfo{'creation'};
  928:     $stored{'creator'} = $groupinfo{'creator'};
  929:     $stored{'quota'} = $groupinfo{'quota'};
  930: 
  931:     foreach my $tool (sort(keys(%{$groupinfo{'functions'}}))) {
  932: 	if ($groupinfo{functions}{$tool} eq 'on') {
  933: 	    push(@{$stored{tool}},$tool);
  934: 	}
  935:     }
  936:     foreach my $role (@{$groupinfo{'roles'}}) {
  937: 	push(@{$stored{roles}},$role);
  938:     }
  939:     foreach my $type (@{$groupinfo{'types'}}) {
  940: 	push(@{$stored{types}},$type);
  941:     }
  942:     foreach my $section (@{$groupinfo{'sectionpick'}}) {
  943: 	push(@{$stored{sectionpick}},$section);
  944:     }
  945:     foreach my $defpriv (@{$groupinfo{'defpriv'}}) {
  946: 	push(@{$stored{defpriv}},$defpriv);
  947:     }
  948:     $stored{'autoadd'} = $groupinfo{'autoadd'};
  949:     $stored{'autodrop'} = $groupinfo{'autodrop'};
  950:     if (exists($groupinfo{'autosec'})) {
  951: 	foreach my $role (sort(keys(%{$groupinfo{'autosec'}}))) {
  952:             if (ref($groupinfo{'autosec'}{$role}) eq 'ARRAY') {
  953: 	        foreach my $section (@{$groupinfo{'autosec'}{$role}}) {
  954: 	            push (@{$stored{'sec_'.$role}},$section);
  955: 	        }
  956: 	        if (@{$groupinfo{'autosec'}{$role}} > 0) {
  957: 		    push(@{$stored{'autorole'}},$role);
  958: 	        }
  959:             }
  960: 	}
  961:     }
  962:     return %stored;
  963: }
  964: 
  965: sub display_control {
  966:     my ($r,$cdom,$cnum,$tabcol,$action,$state,$page,$sectioncount,$groupname,
  967:         $description,$functions,$tools,$toolprivs,$fixedprivs,$startdate,
  968:         $enddate,$users,$userdata,$idx,$memchg,$usertools,$function,
  969:         $view_permission,$manage_permission,$stored,$granularity,$quota,
  970:         $specificity,$types,$roles,$sections,$states,$navbuttons,$rowColor1,
  971:         $rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
  972:     if ($action eq 'create') {
  973:         if ($state eq 'pick_name') {
  974:             &general_settings_form($r,$cdom,$cnum,$action,$tabcol,$state,$page,
  975:                                    $functions,$tools,$toolprivs,$fixedprivs,
  976:                                    $sectioncount,$stored,$states,$navbuttons,
  977:                                    $rowColor1,$rowColor2,$gpterm,$ucgpterm,
  978:                                    $crstype);
  979:         } elsif ($state eq 'pick_members') {
  980:             &choose_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
  981:                                  $groupname,$description,$granularity,$quota,
  982:                                  $startdate,$enddate,$tools,$fixedprivs,
  983:                                  $toolprivs,$functions,$users,$userdata,$idx,
  984:                                  $stored,$states,$navbuttons,$rowColor1,
  985:                                  $rowColor2,$gpterm,$ucgpterm,$crstype);
  986:         } elsif ($state eq 'pick_privs') {
  987:             &choose_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
  988:                                $startdate,$enddate,$tools,$functions,
  989:                                $toolprivs,$fixedprivs,$userdata,$usertools,
  990:                                $idx,$states,$stored,$sectioncount,$navbuttons,
  991:                                $rowColor1,$rowColor2,$gpterm,$ucgpterm,
  992:                                $crstype);
  993:         } elsif ($state eq 'result') {
  994:             &process_request($r,$cdom,$cnum,$tabcol,$action,$state,$page,
  995:                              $groupname,$description,$specificity,$userdata,
  996:                              $startdate,$enddate,$tools,$functions,
  997:                              $toolprivs,$usertools,$idx,$types,$roles,
  998:                              $sections,$states,$navbuttons,$memchg,
  999:                              $sectioncount,$stored,$rowColor1,$rowColor2,
 1000:                              $gpterm,$ucgpterm,$crstype);
 1001:         }
 1002:     } elsif ($action eq 'modify') {
 1003:         my $groupname = $env{'form.groupname'};
 1004:         if ($state eq 'pick_group') {
 1005:             &display_groups($r,$cdom,$cnum,$function,$tabcol,$functions,$idx,
 1006:                             $view_permission,$manage_permission,$action,$state,
 1007:                             $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
 1008:         } elsif ($state eq 'pick_task') {
 1009:             &modify_menu($r,$groupname,$page,$gpterm);
 1010:         } elsif ($state eq 'change_settings') {
 1011:             &general_settings_form($r,$cdom,$cnum,$action,$tabcol,$state,$page,
 1012:                                    $functions,$tools,$toolprivs,$fixedprivs,
 1013:                                    $sectioncount,$stored,$states,$navbuttons,
 1014:                                    $rowColor1,$rowColor2,$gpterm,$ucgpterm,
 1015:                                    $crstype);
 1016:         } elsif ($state eq 'change_members') {
 1017:             &change_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
 1018:                                  $groupname,$description,$startdate,$enddate,
 1019:                                  $tools,$fixedprivs,$functions,$users,
 1020:                                  $userdata,$granularity,$quota,$specificity,
 1021:                                  $idx,$states,$navbuttons,$rowColor1,$rowColor2,
 1022:                                  $gpterm,$ucgpterm);
 1023:         } elsif ($state eq 'add_members') {
 1024:             &add_members_form($r,$tabcol,$action,$state,$page,$startdate,
 1025:                               $enddate,$groupname,$description,$granularity,
 1026:                               $quota,$sectioncount,$tools,$functions,$stored,
 1027:                               $states,$navbuttons,$rowColor1,$rowColor2,$gpterm,
 1028:                               $ucgpterm);
 1029:         } elsif ($state eq 'pick_members') {
 1030:             &choose_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
 1031:                                  $groupname,$description,$granularity,$quota,
 1032:                                  $startdate,$enddate,$tools,$fixedprivs,
 1033:                                  $toolprivs,$functions,$users,$userdata,$idx,
 1034:                                  $stored,$states,$navbuttons,$rowColor1,
 1035:                                  $rowColor2,$gpterm,$ucgpterm,$crstype);
 1036:         } elsif ($state eq 'pick_privs') {
 1037:             &choose_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
 1038:                                $startdate,$enddate,$tools,$functions,
 1039:                                $toolprivs,$fixedprivs,$userdata,$usertools,
 1040:                                $idx,$states,$stored,$sectioncount,$navbuttons,
 1041:                                $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
 1042:         } elsif ($state eq 'change_privs') {
 1043:             &change_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
 1044:                                $startdate,$enddate,$tools,$functions,
 1045:                                $toolprivs,$fixedprivs,$userdata,$usertools,
 1046:                                $memchg,$idx,$states,$stored,$sectioncount,
 1047:                                $navbuttons,$rowColor1,$rowColor2,$gpterm,
 1048:                                $ucgpterm);
 1049:         } elsif ($state eq 'chgresult' || $state eq 'memresult' || 
 1050:                  $state eq 'addresult') {
 1051:             &process_request($r,$cdom,$cnum,$tabcol,$action,$state,$page,
 1052:                              $groupname,$description,$specificity,$userdata,
 1053:                              $startdate,$enddate,$tools,$functions,
 1054:                              $toolprivs,$usertools,$idx,$types,$roles,
 1055:                              $sections,$states,$navbuttons,$memchg,
 1056:                              $sectioncount,$stored,$rowColor1,$rowColor2,
 1057:                              $gpterm,$ucgpterm,$crstype);
 1058:         }
 1059:     }
 1060: }
 1061: 
 1062: sub header {
 1063:     my ($bodytitle,$jscript,$action,$state,$page,$function,$loaditems) = @_;
 1064:     my $start_page=
 1065: 	&Apache::loncommon::start_page($bodytitle,
 1066: 				       '<script type="text/javascript">'.
 1067: 				       $jscript.'</script>',
 1068: 				       {'function'    => $function,
 1069: 					'add_entries' => $loaditems,});
 1070:     my $output = <<"END";
 1071: $start_page
 1072: <form method="POST" name="$state">
 1073: 
 1074: END
 1075:     if ($action eq 'create' || $action eq 'modify') {
 1076:         $output .= <<"END";
 1077:  <input type="hidden" name="action" value="$action" />
 1078:  <input type="hidden" name="state" value="" />
 1079:  <input type="hidden" name="origin" value="$state" />
 1080:  <input type="hidden" name="page" value="$page" />
 1081: END
 1082:     }
 1083:     return $output;
 1084: }
 1085: 
 1086: sub onload_action {
 1087:     my ($action,$state) = @_;
 1088:     my %loaditems;
 1089:     if ((defined($env{'form.origin'})) && ($action eq 'create') &&
 1090:                 ($state eq 'pick_name' || $state eq 'pick_members' || 
 1091:                  $state eq 'pick_privs')) {
 1092:         unless ($env{'form.origin'} eq '') {
 1093: 	    $loaditems{'onload'} = 
 1094: 		'javascript:setFormElements(document.'.$state.')';
 1095:         }
 1096:     }
 1097:     if (($action eq 'modify') &&
 1098:                 ($state eq 'change_settings' || $state eq 'change_members' ||
 1099:                  $state eq 'change_privs' || $state eq 'add_members' ||
 1100:                  $state eq 'pick_members')) {
 1101: 	$loaditems{'onload'} = 
 1102: 	    'javascript:setFormElements(document.'.$state.')';
 1103:     }
 1104:     return \%loaditems;
 1105: }
 1106: 
 1107: sub footer {
 1108:     my $end_page = &Apache::loncommon::end_page();
 1109:        return(<<ENDFOOT);
 1110:    <input type="hidden" name="sortby" value="$env{'form.sortby'}" />
 1111:   </form>
 1112: $end_page
 1113: ENDFOOT
 1114: }
 1115: 
 1116: sub build_members_list {
 1117:     my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata) = @_;
 1118:     my %access = ();
 1119:     foreach my $role (@{$roles}) {
 1120:         %{$$users{$role}} = ();
 1121:     }
 1122:     foreach my $type (@{$types}) {
 1123:         $access{$type} = $type;
 1124:     }
 1125:     &Apache::loncommon::get_course_users($cdom,$cnum,\%access,$roles,
 1126:                                          $sections,$users,$userdata);
 1127:     return;
 1128: }
 1129: 
 1130: sub group_files {
 1131:     my ($group,$currdir,$numfiles,$numdirs) = @_;
 1132:     my $dirptr=16384;
 1133:     my @dir_list=&Apache::portfolio::get_dir_list($currdir,$group);
 1134:     foreach my $line (@dir_list) {
 1135:         my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
 1136:         if (($filename !~ /^\.\.?$/) && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/) && ($filename ne 'no_such_dir')) { 
 1137:             if ($dirptr&$testdir) {
 1138:                 $currdir .= '/'.$filename;
 1139:                 $$numdirs ++;
 1140:                 &group_files($numfiles,$numdirs)
 1141:             } else {
 1142:                 $$numfiles ++;
 1143:             }
 1144:         }
 1145:     }
 1146:     return;
 1147: }
 1148: 
 1149: sub group_members {
 1150:     my ($cdom,$cnum,$group,$group_info) = @_;
 1151:     my %memberhash = &Apache::lonnet::get_group_membership($cdom,$cnum,$group);
 1152:     my $now = time;
 1153:     my ($tmp)=keys(%memberhash);
 1154:     if ($tmp=~/^error:/) {
 1155:         $$group_info{'totalmembers'} = 'Unknown - an error occurred';
 1156:         return $tmp;
 1157:     }
 1158:     my $totalmembers = 0;
 1159:     my $active = 0;
 1160:     my $previous = 0;
 1161:     my $future = 0;
 1162:     foreach my $member (keys %memberhash) {
 1163:         $totalmembers ++;
 1164:         my ($end,$start) = split(/:/,$memberhash{$member});
 1165:         unless ($start == -1) {
 1166:             if (($end!=0) && ($end<$now)) {
 1167:                 $previous ++;
 1168:             } elsif (($start!=0) && ($start>$now)) {
 1169:                 $future ++;
 1170:             } else {
 1171:                $active ++;
 1172:             }
 1173:         }
 1174:     }
 1175:     if ($totalmembers == 0) {
 1176:         $$group_info{$group}{'totalmembers'} = 'None';
 1177:     } else {
 1178:         $$group_info{$group}{'totalmembers'} = $active.' - active<br />'.$previous.' -previous<br />'.$future.' -future';
 1179:     }
 1180:     return 'ok';
 1181: }
 1182: 
 1183: 
 1184: sub general_settings_form {
 1185:     my ($r,$cdom,$cnum,$action,$tabcol,$formname,$page,$functions,$tools,
 1186:         $toolprivs,$fixedprivs,$sectioncount,$stored,$states,$navbuttons,
 1187:         $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
 1188:     my ($nexttext,$prevtext);
 1189:     $r->print(' <br />
 1190:  <table width="100%" cellpadding="0" cellspacing="0" border="0">
 1191: ');
 1192:     &groupsettings_options($r,$tabcol,$functions,$action,$formname,$stored,1,
 1193:                            $gpterm,$ucgpterm,$crstype);
 1194:     $r->print(' 
 1195:   <tr>
 1196:    <td colspan="4">&nbsp;</td>
 1197:   </tr>');
 1198:     &access_date_settings($r,$tabcol,$action,$formname,$stored,2,$gpterm,
 1199:                           $ucgpterm);
 1200:     $r->print('
 1201:   <tr>
 1202:    <td colspan="4">&nbsp;</td>
 1203:   </tr>');
 1204:     if ($action eq 'create') {
 1205:         &membership_options($r,$action,$formname,$tabcol,$sectioncount,3,
 1206:                             $gpterm,$ucgpterm);
 1207:         $nexttext = $$navbuttons{'gtns'};
 1208:     } else {
 1209:         my @available = ();
 1210:         my @unavailable = ();
 1211:         &check_tools($functions,$tools,\@available,\@unavailable);
 1212:         @{$tools} = sort(keys(%{$functions}));
 1213:         &privilege_specificity($r,$tabcol,$rowColor1,$rowColor2,$action,
 1214:                                3,$tools,$stored,$toolprivs,$fixedprivs,
 1215:                                \@available,$formname,$gpterm,$ucgpterm);
 1216:         $r->print('
 1217:   <tr>
 1218:    <td colspan="4">&nbsp;</td>
 1219:   </tr>');
 1220:         &mapping_options($r,$action,$formname,$page,$tabcol,$sectioncount,
 1221:                          $states,$stored,$navbuttons,4,5,$rowColor1,
 1222:                          $rowColor2,$gpterm,$ucgpterm,$crstype);
 1223:         $nexttext = $$navbuttons{'mose'};
 1224:     }
 1225:     $prevtext = $$navbuttons{'gtpp'};
 1226:     &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
 1227:                         $$states{$action}[$page+1],$nexttext);
 1228:     $r->print('
 1229:  </table>');
 1230:     return;
 1231: }
 1232: 
 1233: sub groupsettings_options {
 1234:     my ($r,$tabcol,$functions,$action,$formname,$stored,$image,$gpterm,
 1235:         $ucgpterm,$crstype) = @_;
 1236:     my %lt = &Apache::lonlocal::texthash(
 1237:         'gdat' => "$ucgpterm open and close dates",
 1238:         'sten' => "Set a start date/time and end date/time for the $gpterm",
 1239:         'gfun' => "$ucgpterm functionality",
 1240:         'gnde' => "$ucgpterm name, description and available functionality",
 1241:         'desc' => 'Description',
 1242:         'func' => 'Functionality',
 1243:         'gnam' => "$ucgpterm Name",
 1244:         'doyo' => "Do you want to assign different functionality ".
 1245:                   "to different $gpterm members?",
 1246:     );
 1247:     my ($crsquota,$freespace,$maxposs) = &get_quota_constraints($action,$stored);
 1248:     &topic_bar($r,$tabcol,$image,$lt{'gnde'});
 1249:     $r->print('
 1250:    <tr>
 1251:     <td>&nbsp;</td>
 1252:     <td colspan="3">
 1253:      <table border="0" cellpadding="2" cellspacing="2">
 1254:       <tr>
 1255:        <td><b>'.$lt{'gnam'}.':</b></td>
 1256:        <td colspan="5">
 1257: ');
 1258:     if ($action eq 'create') {
 1259:         $r->print('<input type="text" name="groupname" size="25" />');
 1260:     } else {
 1261:         $r->print('<input type="hidden" name="groupname" value="'.
 1262:                          $env{'form.groupname'}.'" />'.$env{'form.groupname'});
 1263:     }
 1264:     $r->print(<<"END");
 1265:        </td>
 1266:       <tr>
 1267:       <tr>
 1268:        <td><b>$lt{'desc'}:</b></td>
 1269:        <td colspan="5"><input type="text" name="description" size="40"
 1270:                                                     value="" />
 1271:        </td>
 1272:       <tr>
 1273:       <tr>
 1274:        <td><b>$lt{'func'}:</b></td>
 1275: END
 1276:     my $numitems = keys(%{$functions});
 1277:     my $halfnum = int($numitems/2);
 1278:     my $remnum = $numitems%2;
 1279:     if ($remnum) {
 1280:         $halfnum ++;
 1281:     }
 1282:     my @allfunctions = sort(keys (%{$functions}));
 1283:     for (my $i=0; $i<$halfnum; $i++) {
 1284:         $r->print('<td><label><input type="checkbox" name="tool" value="'.
 1285:                   $allfunctions[$i].'" />&nbsp;'.
 1286:                    $$functions{$allfunctions[$i]}.'</label></td>
 1287:                    <td>&nbsp;</td><td>&nbsp;</td>');
 1288:     }
 1289:     $r->print('<td><input type="button" value="check all" '.
 1290:               'onclick="javascript:checkAll(document.'.$formname.'.tool)" />'.
 1291:               '</td></tr><tr><td>&nbsp;</td>');
 1292:     for (my $j=$halfnum; $j<@allfunctions; $j++) {
 1293:         $r->print('<td><label><input type="checkbox" name="tool" value="'.
 1294:                   $allfunctions[$j].'" />&nbsp;'.
 1295:                   $$functions{$allfunctions[$j]}.'</label></td>
 1296:                   <td>&nbsp;</td><td>&nbsp;</td>');
 1297:     }
 1298:     if ($remnum) {
 1299:         $r->print('<td>&nbsp;</td>');
 1300:     }
 1301:     $r->print('
 1302:        <td>
 1303:         <input type="button" value="uncheck all"
 1304:           onclick="javascript:uncheckAll(document.'.$formname.'.tool)" />
 1305:        </td>
 1306:       </tr>
 1307:       <tr>
 1308:        <td><b>'.&mt('Granularity:').'</b></td>
 1309:        <td colspan="10">'.$lt{'doyo'}.'&nbsp;<label><input type="radio" name="granularity" value="Yes" />'.&mt('Yes').'</label>&nbsp;<label><input type="radio" name="granularity" value="No" checked="checked" />'.&mt('No').'</label>');
 1310:     if ($action eq 'modify') {
 1311:         $r->print('&nbsp;&nbsp;('.&mt('Currently set to "[_1]"',
 1312:                                       $$stored{'granularity'}).')');
 1313:     }
 1314:     $r->print('
 1315:        </td>
 1316:       </tr>
 1317:       <tr>
 1318:        <td valign="top">'.&mt('<b>Disk quota:</b> ').'</td><td colspan="10">');
 1319:     if ($action eq 'create') {
 1320:         $r->print(&mt('If you enable the file repository for the [_1], allocate a disk quota.',$gpterm));
 1321:     } else {
 1322:         $r->print(&mt('Quota allocated to file repository:'));
 1323:     } 
 1324:     $r->print('&nbsp;<input type="text" name="quota" size="4" />Mb');
 1325:     if ($action eq 'create') {
 1326:         $r->print('<br />'.
 1327:                   &mt('A total of [_1] Mb is shared between all [_2]s in the '.
 1328:                   '[_3], and [_4] Mb are currently unallocated.',$crsquota,
 1329:                   $gpterm,lc($crstype),$freespace));
 1330:     } else {
 1331:         $r->print('&nbsp;&nbsp;('.&mt('The quota is currently [_1] Mb',
 1332:                                       $$stored{'quota'}).').');
 1333: 
 1334:         $r->print('<br />'.&mt('The quota can be increased to [_1] Mb, '.
 1335:                   'by adding all unallocated space for [_2]s in the [_3].',
 1336:                   $maxposs,$gpterm,lc($crstype)));
 1337:     }
 1338:     $r->print('
 1339:        </td>
 1340:       </tr>
 1341:      </table>
 1342:     </td>
 1343:    </tr>
 1344: ');
 1345:     return;
 1346: }
 1347: 
 1348: sub get_quota_constraints {
 1349:     my ($action,$stored) = @_;
 1350:     my ($crsquota,$freespace,$maxposs); 
 1351:     $crsquota = $env{'course.'.$env{'request.course.id'}.'.internal.coursequota'};
 1352:     if ($crsquota eq '') {
 1353:         $crsquota = 20;
 1354:     }
 1355:     $freespace = $crsquota - &Apache::longroup::sum_quotas();
 1356:     if ($action eq 'create') {
 1357:         $maxposs = $freespace;
 1358:     } else {
 1359:         $maxposs = $$stored{'quota'} + $freespace;
 1360:     }
 1361:     return ($crsquota,$freespace,$maxposs);
 1362: }
 1363: 
 1364: sub membership_options {
 1365:     my ($r,$action,$state,$tabcol,$sectioncount,$image,$gpterm,$ucgpterm) = @_;
 1366:     my $crstype = &Apache::loncommon::course_type();
 1367:     my %lt = &Apache::lonlocal::texthash(
 1368:                 'pipa' => 'Pick parameters to generate membership list',
 1369:                 'gmem' => "$ucgpterm membership options",
 1370:                 'picr' => 'Pick the criteria to use to build a list of '.
 1371:                           lc($crstype).' users from which you will select ',
 1372:                 'meof' => "members of the new $gpterm.",
 1373:                 'admg' => "additional members of the $gpterm.",
 1374:                 'ifno' => "If you do not wish to add members when you first ".
 1375:                           "create the $gpterm, do not make any selections.",
 1376:                 'asub' => "A subsequent step will also allow you to specify automatic adding/dropping of $gpterm members triggered by specified role and section changes.",
 1377:                 'acty' => 'Access types',
 1378:                 'coro' => $crstype.' roles',
 1379:                 'cose' => $crstype.' sections',
 1380:              );
 1381:     my %status_types = (
 1382:                    active => &mt('Currently has access'),
 1383:                    previous => &mt('Previously had access'),
 1384:                    future => &mt('Will have future access'),
 1385:                    );
 1386: 
 1387:     #FIXME need to plumb around for the various cr roles defined by the user
 1388:     my @roles = ('st','cc','in','ta','ep');
 1389: 
 1390:     my @sections = keys(%{$sectioncount});
 1391: 
 1392:     &topic_bar($r,$tabcol,$image,$lt{'pipa'});
 1393:     $r->print('
 1394:    <tr>
 1395:     <td>&nbsp;</td>
 1396:     <td colspan="3">
 1397:      <b>'.$lt{'gmem'}.'</b><br/>'.$lt{'picr'});
 1398:     if ($action eq 'create') {
 1399:         $r->print($lt{'meof'}.'<br />'.$lt{'ifno'}.'<br />'.$lt{'asub'});
 1400:     } else {
 1401:         $r->print($lt{'admg'});
 1402:     }
 1403:     $r->print('
 1404:      <br />
 1405:      <br />
 1406:      <table border="0">
 1407:       <tr>
 1408:        <td><b>'.$lt{'acty'}.'</b></td>
 1409:        <td>&nbsp;</td>
 1410:        <td><b>'.$lt{'coro'}.'</b></td>');
 1411:     if (@sections >0) {
 1412:         $r->print('
 1413:        <td>&nbsp;</td>
 1414:        <td><b>'.$lt{'cose'}.'</b></td>
 1415:        <td>&nbsp;</td>');
 1416:     }
 1417:     $r->print('</tr><tr>');
 1418:     $r->print(&Apache::lonhtmlcommon::status_select_row(\%status_types));
 1419:     $r->print('<td>&nbsp;</td>');
 1420:     $r->print(&Apache::lonhtmlcommon::role_select_row(\@roles));
 1421:     if (@sections > 0) {
 1422:         @sections = sort {$a cmp $b} @sections;
 1423:         unshift(@sections,'none'); # Put 'no sections' next
 1424:         unshift(@sections,'all'); # Put 'all' at the front of the list
 1425:         $r->print('<td>&nbsp;</td>
 1426:                    <td colspan="3" align="center" valign="top">'.
 1427:         &sections_selection(\@sections,'sectionpick').'</td>');
 1428:     }
 1429:     $r->print('
 1430:       </tr>
 1431:      </table>
 1432:     </td>
 1433:    </tr>');
 1434:     return;
 1435: }
 1436: 
 1437: sub sections_selection {
 1438:     my ($sections,$elementname) = @_;
 1439:     my $section_sel;
 1440:     my $numvisible = 4;
 1441:     if (@{$sections} < 4) {
 1442:         $numvisible = @{$sections};
 1443:     }
 1444:     foreach my $sec (@{$sections}) {
 1445:         if ($sec eq 'all') {
 1446:             $section_sel .= '  <option value="'.$sec.'" selected="selected">'.&mt('all sections').'</option>'."\n";
 1447:         } elsif ($sec eq 'none') {
 1448:             $section_sel .= '  <option value="'.$sec.'">'.&mt('no section').'</option>'."\n"; 
 1449:         } else {
 1450:             $section_sel .= '  <option value="'.$sec.'">'.$sec."</option>\n";
 1451:         }
 1452:     }
 1453:     my $output = '
 1454:         <select name="'.$elementname.'" multiple="true" size="'.$numvisible.'">
 1455:           '.$section_sel.'
 1456:         </select>';
 1457:     return $output;
 1458: }
 1459: 
 1460: sub access_date_settings {
 1461:     my ($r,$tabcol,$action,$formname,$stored,$image,$gpterm,$ucgpterm) = @_;
 1462:     my %lt = &Apache::lonlocal::texthash(
 1463:                 'sten' => "Default start and end dates for $gpterm access",
 1464:              );
 1465:     my $starttime = time;
 1466:     my $endtime = time+(6*30*24*60*60); # 6 months from now, approx
 1467:     if ($action eq 'modify') {
 1468:         $starttime = $$stored{'startdate'};
 1469:         unless ($$stored{'enddate'} == 0) {
 1470:             $endtime = $$stored{'enddate'};
 1471:         }
 1472:     }
 1473:     my ($start_table,$end_table) = &date_setting_table
 1474:                                     ($starttime,$endtime,$formname);
 1475:     &topic_bar($r,$tabcol,$image,$lt{'sten'});
 1476:     $r->print('
 1477:    <tr>
 1478:     <td>&nbsp;</td>
 1479:     <td colspan="3">'.$start_table.'</td>
 1480:    <tr>
 1481:    <tr>
 1482:     <td colspan="4">&nbsp;</td>
 1483:    </tr>
 1484:    <tr>
 1485:     <td>&nbsp;</td>
 1486:     <td colspan="3">'.$end_table.'</td>
 1487:    <tr>');
 1488:     return;
 1489: }
 1490: 
 1491: sub choose_members_form {
 1492:     my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$groupname,$description,
 1493:         $granularity,$quota,$startdate,$enddate,$tools,$fixedprivs,$toolprivs,
 1494:         $functions,$users,$userdata,$idx,$stored,$states,$navbuttons,
 1495:         $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
 1496:     my @regexps = ('user_','userpriv_','sec_');
 1497:     my %origmembers;
 1498:     $r->print(&Apache::lonhtmlcommon::echo_form_input(
 1499:          ['origin','action','state','page','member','specificity','branch',
 1500:           'defpriv','autorole','autoadd','autodrop','sortby','togglefunc'],
 1501:          \@regexps));
 1502:     my $earlyout = &validate_groupname($groupname,$action,$cdom,$cnum,$gpterm,
 1503:                                        $ucgpterm,$crstype);
 1504:     $r->print('
 1505: <table width="100%" cellpadding="0" cellspacing="0" border="0">
 1506:  <tr>
 1507:   <td>&nbsp;</td>
 1508:   <td colspan="3">
 1509: ');
 1510:     if ($earlyout) {
 1511:         $r->print($earlyout.'</td></tr>');
 1512:         &display_navbuttons($r,$formname,$$states{$action}[$page-1],
 1513:                            $$navbuttons{'gtps'});
 1514:         $r->print('</table>');
 1515:         return;
 1516:     } 
 1517:     my ($specimg,$memimg);
 1518:     my @available = ();
 1519:     my @unavailable = ();
 1520:     &check_tools($functions,$tools,\@available,\@unavailable);
 1521:     if ($action eq 'create') {
 1522:         &print_current_settings($r,$action,$tabcol,$rowColor1,$rowColor2,
 1523:                                 $functions,$startdate,$enddate,$groupname,
 1524:                                 $description,$granularity,$quota,\@available,
 1525:                                 \@unavailable,$gpterm,$ucgpterm);
 1526:         $specimg = 4;
 1527:         $memimg = 5;
 1528:     } else {
 1529:         $specimg = 2;
 1530:         $memimg = 3;
 1531:         my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
 1532:                                                                $groupname);
 1533:         foreach my $key (sort(keys(%membership))) {
 1534:             if ($key =~ /^\Q$groupname\E:([^:]+):([^:]+)$/) {
 1535:                 my ($end,$start,@userprivs) = split(/:/,$membership{$key});
 1536:                 unless ($start == -1) {  
 1537:                     my $uname = $1;
 1538:                     my $udom = $2;
 1539:                     my $user = $uname.':'.$udom;
 1540:                     $origmembers{$user} = 1; 
 1541:                 }
 1542:             }
 1543:         }
 1544:     }
 1545:     &privilege_specificity($r,$tabcol,$rowColor1,$rowColor2,$action,
 1546:                           $specimg,$tools,$stored,$toolprivs,
 1547:                           $fixedprivs,\@available,$formname,$gpterm,$ucgpterm);
 1548:     my $newusers = &pick_new_members($r,$action,$formname,$tabcol,$rowColor1,
 1549:                                     $rowColor2,\@available,$idx,$stored,
 1550:                                     $memimg,$users,$userdata,$granularity,
 1551:                                     \%origmembers,$gpterm,$ucgpterm);
 1552:     if ($newusers || $action eq 'create') {
 1553:         &display_navbuttons($r,$formname,$$states{$action}[$page-1],
 1554:                             $$navbuttons{'gtps'},$$states{$action}[$page+1],
 1555:                             $$navbuttons{'gtns'});
 1556:     } else {
 1557:         &display_navbuttons($r,$formname,$$states{$action}[$page-1],
 1558:                             $$navbuttons{'gtps'});
 1559:     }
 1560:     $r->print('</table>');
 1561:     return;
 1562: }
 1563: 
 1564: sub display_navbuttons {
 1565:     my ($r,$formname,$prev,$prevtext,$next,$nexttext) = @_;
 1566:     $r->print('
 1567:     <tr>
 1568:      <td colspan="4">&nbsp;</td>
 1569:     </tr>
 1570:     <tr>
 1571:      <td>&nbsp;</td>
 1572:      <td colspan="3">');
 1573:     if ($prev) {
 1574:         $r->print('
 1575:       <input type="button" name="previous" value = "'.$prevtext.'"
 1576:     onclick="javascript:backPage(document.'.$formname.','."'".$prev."'".')"/>
 1577:    &nbsp;&nbsp;&nbsp;');
 1578:     }
 1579:     if ($next) {
 1580:         $r->print('
 1581:       <input type="button" name="next" value="'.$nexttext.'"
 1582:  onclick="javascript:nextPage(document.'.$formname.','."'".$next."'".')" />');
 1583:     }
 1584:     $r->print('
 1585:      </td>
 1586:     </tr>
 1587: ');
 1588: }
 1589: 
 1590: sub check_tools {
 1591:     my ($functions,$tools,$available,$unavailable) = @_;
 1592:     foreach my $item (sort(keys(%{$functions}))) {
 1593:         if (grep/^$item$/,@{$tools}) {
 1594:             push(@{$available},$item);
 1595:         } else {
 1596:             push(@{$unavailable},$item);
 1597:         }
 1598:     }
 1599:     return;
 1600: }
 1601: 
 1602: sub print_current_settings {
 1603:     my ($r,$action,$tabcol,$rowColor1,$rowColor2,$functions,$startdate,$enddate,
 1604:         $groupname,$description,$granularity,$quota,$available,$unavailable,
 1605:         $gpterm,$ucgpterm) = @_;
 1606: 
 1607:     my %lt = &Apache::lonlocal::texthash(
 1608:         grna => "$ucgpterm Name",
 1609:         desc => 'Description',
 1610:         grfn => "$ucgpterm Functions",
 1611:         gran => 'Granularity',
 1612:         quot => 'File quota',
 1613:         dfac => 'Default access dates',
 1614:         ygrs => "Your $gpterm selections",
 1615:         tfwa => "The following settings will apply to the $gpterm:",
 1616:         difn => 'Different functionality<br />for different members:',
 1617:         stda => 'Start date',
 1618:         enda => 'End date:',
 1619:     );
 1620:     my $showstart = &Apache::lonlocal::locallocaltime($startdate);
 1621:     my $showend;
 1622:     if ($enddate == 0) {
 1623:         $showend = &mt('No end date set'); 
 1624:     } else {
 1625:         $showend = &Apache::lonlocal::locallocaltime($enddate);
 1626:     }
 1627:     $r->print('<table border="0" cellpadding="0" cellspacing="20">');
 1628:     if ($action eq 'create') {
 1629:         $r->print('
 1630: <tr>
 1631:  <td><font face="arial,helvetica,sans-serif"><b>'.$lt{'ygrs'}.'</b></font>
 1632: <br />'.$lt{'tfwa'}.'
 1633:  </td>
 1634: </tr>');
 1635:     }
 1636:     $r->print('<tr><td>');
 1637:     $r->print(&Apache::lonhtmlcommon::start_pick_box());
 1638:     $r->print('
 1639: <tr>
 1640:  <td>
 1641: <table cellspacing="1" cellpadding="4">
 1642:  <tr bgcolor="'.$tabcol.'" align="center">
 1643:   <td><b>'.$lt{'grna'}.'</b></td>
 1644:   <td><b>'.$lt{'desc'}.'</b></td>
 1645:   <td><b>'.$lt{'grfn'}.'</b></td>
 1646:   <td><b>'.$lt{'gran'}.'</b></td>
 1647:   <td><b>'.$lt{'quot'}.'</b></td>
 1648:   <td><b>'.$lt{'dfac'}.'</b></td>
 1649:  </tr>
 1650:  <tr bgcolor="'.$rowColor2.'">
 1651:   <td valign="top"><small>'.$groupname.'</small></td>
 1652:   <td valign="top"><small>'.$description.'</small></td>
 1653:   <td>
 1654: ');
 1655:     if (@{$available} > 0) {
 1656:         $r->print('<small><b>Available:</b></small>
 1657:                     <table cellpadding="" cellspacing="1"><tr>');
 1658:         my $rowcell = int(@{$available}/2) + @{$available}%2;
 1659:         for (my $i=0; $i<@{$available}; $i++) {
 1660:             if (@{$available} > 3) {
 1661:                 if ($i==$rowcell) {
 1662:                     $r->print('</tr><tr>');
 1663:                 }
 1664:             }
 1665:             $r->print('<td><small>'.$$functions{$$available[$i]}.
 1666:                                           '</small></td><td>&nbsp;</td>');
 1667:         }
 1668:         if ((@{$available} > 3) && (@{$available}%2)) {
 1669:             $r->print('<td>&nbsp;</td><td>&nbsp;</td>');
 1670:         }
 1671:         $r->print('</tr></table><br />');
 1672:     }
 1673:     if (@{$unavailable} > 0) {
 1674:         $r->print('<small><b>Unavailable:</b></small>
 1675:                     <table cellpadding="0" cellspacing="1"  border="0"><tr>');
 1676:         my $rowcell = int(@{$unavailable}/2) + @{$unavailable}%2;
 1677:         for (my $j=0; $j<@{$unavailable}; $j++) {
 1678:             if (@{$unavailable} > 3) {
 1679:                 if ($j==$rowcell) {
 1680:                     $r->print('</tr><tr>');
 1681:                 }
 1682:             }
 1683:             $r->print('<td><small>'.$$functions{$$unavailable[$j]}.
 1684:                                               '</small></td><td>&nbsp;</td>');
 1685:         }
 1686:         if ((@{$unavailable} > 3) && (@{$unavailable}%2)) {
 1687:             $r->print('<td>&nbsp;</td><td>&nbsp;</td>');
 1688:         }
 1689:         $r->print('</tr></table>');
 1690:     }
 1691:     $r->print(<<"END");
 1692:   </td>
 1693:   <td valign="top"><small><b>$lt{'difn'}
 1694:   </b> $granularity</small></td>
 1695:   <td valign="top"><small>$quota Mb</small></td> 
 1696:   <td valign="top"><small><b>$lt{'stda'}</b> $showstart<br />
 1697:       <b>$lt{'enda'}</b> $showend</small>
 1698:   </td>
 1699:  </tr>
 1700: </table>
 1701: </td>
 1702: </tr>
 1703: END
 1704:     $r->print(&Apache::lonhtmlcommon::end_pick_box());
 1705:     $r->print('</td></tr></table><br />');
 1706:     return;
 1707: }
 1708: 
 1709: sub pick_new_members {
 1710:     my ($r,$action,$formname,$tabcol,$rowColor1,$rowColor2,$available,$idx,
 1711:         $stored,$img,$users,$userdata,$granularity,$origmembers,$gpterm,
 1712:         $ucgpterm) = @_;
 1713:     my %lt = &Apache::lonlocal::texthash(
 1714:           'gpme' => "$ucgpterm membership",
 1715:           'addm' => 'Add members',
 1716:           'setf' => 'Set functionality',
 1717:           'func' => 'Functionality',
 1718:           'nome' => 'No members to add at this time.',
 1719:           'nnew' => "There are no users to add as new members, as all users".
 1720:                     " matching the specified type(s), role(s), and/or ".
 1721:                     "section(s) are already affiliated with this $gpterm.",
 1722:           'yoma' =>  'You may need to use the '."'".'modify existing, past or '.
 1723:                      'future members'."'".' page if you need to re-enable '.
 1724:                      'or activate access for previous or future members.',
 1725:     );
 1726:     my %members;
 1727:     my $totalusers = 0;
 1728:     my $newusers = 0;
 1729:     foreach my $role (keys(%{$users})) {
 1730:         foreach my $user (keys(%{$$users{$role}})) {
 1731:             $totalusers ++;
 1732:             if (ref($origmembers) eq 'HASH') {
 1733:                 if (exists($$origmembers{$user})) {
 1734:                     next;
 1735:                 }
 1736:             }    
 1737:             unless (defined($members{$user})) {
 1738:                 @{$members{$user}} = @{$$userdata{$user}};
 1739:                 $newusers ++;
 1740:             }
 1741:         }
 1742:     }
 1743:     if (keys(%members) > 0) {
 1744:         if (@{$available} > 0 && $granularity eq 'Yes') {
 1745:             $r->print(&check_uncheck_tools($r,$available));
 1746:         }
 1747:     }
 1748:     &topic_bar($r,$tabcol,$img,$lt{'gpme'});
 1749:     if (keys(%members) > 0) {
 1750:         $r->print('
 1751:  <tr>
 1752:   <td>&nbsp;</td>
 1753:   <td colspan="3">
 1754:     <table>
 1755:      <tr>');
 1756:         &check_uncheck_buttons($r,$formname,'member',$lt{'addm'});
 1757:         if (@{$available} > 0 && $granularity eq 'Yes') {
 1758:             $r->print('<td><nobr>
 1759:      <fieldset><legend><b>'.$lt{'setf'}.'</b></legend>
 1760:       <input type="button" value="check all"
 1761:         onclick="javascript:checkAllTools(document.'.$formname.')" />
 1762:         &nbsp;&nbsp;
 1763:       <input type="button" value="uncheck all"
 1764:         onclick="javascript:uncheckAllTools(document.'.$formname.')" />
 1765:      </fieldset></nobr></td>');
 1766:         }
 1767:         $r->print('</tr></table>
 1768:   </td>
 1769:  </tr>
 1770:  <tr>
 1771:   <td colspan="4">&nbsp;</td>
 1772:  </tr>
 1773:  <tr>
 1774:   <td>&nbsp;</td>
 1775:   <td colspan="3">
 1776:         ');
 1777:         $r->print(&Apache::lonhtmlcommon::start_pick_box());
 1778:         $r->print('
 1779:    <table border="0" cellpadding="4" cellspacing="1">
 1780:     <tr bgcolor="'.$tabcol.'" align="center">
 1781:      <td><b>'.&mt('Add?').'</b></td>
 1782:      <td><b><a href="javascript:changeSort('."'fullname'".')">'.&mt('Name').'</a></b></td>
 1783:      <td><b><a href="javascript:changeSort('."'username'".')">'.&mt('Username').'</a></b>
 1784:      </td>
 1785:      <td><b><a href="javascript:changeSort('."'domain'".')">'.&mt('Domain').'</a></b></td>
 1786:      <td><b><a href="javascript:changeSort('."'id'".')">ID</a></b></td>
 1787:      <td><b><a href="javascript:changeSort('."'section'".')">Section</a></b></td>
 1788: ');
 1789:         if (@{$available} > 0) {
 1790:             $r->print('<td><b>'.$lt{'func'}.'</b></td>');
 1791:         }
 1792:         $r->print('</tr>');
 1793:         if (@{$available} > 0) {
 1794:             if ($granularity eq 'Yes') {
 1795:                 $r->print('<tr bgcolor="#cccccc">
 1796:  <td colspan="6">&nbsp;</td>
 1797:  <td align="center"><small><nobr><b>'.&mt('All:').'</b>&nbsp;');
 1798:                 foreach my $tool (@{$available}) {
 1799:                     $r->print('<label><input type="checkbox" name="togglefunc" '.
 1800:    'onclick="javascript:toggleTools(document.'.$formname.'.user_'.$tool.',this);"'.
 1801:    ' value="'.$tool.'">'.'<b>'.$tool.'</b></label>&nbsp;&nbsp;&nbsp;');
 1802:                 }
 1803:                 $r->print('</nobr></small></td></tr>');
 1804:             }
 1805:         }
 1806:         my %Sortby = ();
 1807:         foreach my $user (sort(keys(%members))) {
 1808:             if ($env{'form.sortby'} eq 'fullname') {
 1809:                 push(@{$Sortby{$members{$user}[$$idx{fullname}]}},$user);
 1810:             } elsif ($env{'form.sortby'} eq 'username') {
 1811:                 push(@{$Sortby{$members{$user}[$$idx{uname}]}},$user);
 1812:             } elsif ($env{'form.sortby'} eq 'domain') {
 1813:                 push(@{$Sortby{$members{$user}[$$idx{udom}]}},$user);
 1814:             } elsif ($env{'form.sortby'} eq 'id') {
 1815:                 push(@{$Sortby{$members{$user}[$$idx{id}]}},$user);
 1816:             } elsif ($env{'form.sortby'} eq 'section') {
 1817:                 push(@{$Sortby{$members{$user}[$$idx{section}]}},$user);
 1818:             } else {
 1819:                 push(@{$Sortby{$members{$user}[$$idx{fullname}]}},$user);
 1820:             }
 1821:         }
 1822:         my $rowNum = 0;
 1823:         my $rowColor;
 1824:         foreach my $key (sort(keys(%Sortby))) {
 1825:             foreach my $user (@{$Sortby{$key}}) {
 1826:                 if ($rowNum %2 == 1) {
 1827:                     $rowColor = $rowColor1;
 1828:                 } else {
 1829:                     $rowColor = $rowColor2;
 1830:                 }
 1831:                 my $id = $members{$user}[$$idx{id}];
 1832:                 my $fullname = $members{$user}[$$idx{fullname}];
 1833:                 my $udom = $members{$user}[$$idx{udom}];
 1834:                 my $uname = $members{$user}[$$idx{uname}];
 1835:                 my $section = $members{$user}[$$idx{section}];
 1836:                 $r->print('<tr bgcolor="'.$rowColor.'"><td align="right">
 1837:    <input type="checkbox" name="member" value="'.$user.'" /></td><td><small>'.
 1838:     $fullname.'</small></td><td><small>'.$uname.'</small></td><td><small>'.
 1839:     $udom.'</small></td><td><small>'.$id.'</small></td>'.
 1840: 			  '<td><small>'.$section.'</small></td>');
 1841:                 if (@{$available} > 0) {
 1842:                     $r->print('<td align="center"><nobr><small>'.
 1843:                               '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;');
 1844:                     foreach my $tool (@{$available}) {
 1845:                         if ($granularity eq 'Yes') {
 1846:                             $r->print('<input type="checkbox" name="user_'.
 1847:                           $tool.'" value="'.$user.'" />'.$tool.'&nbsp;&nbsp;&nbsp;');
 1848:                         } else {
 1849:                             $r->print('<input type="hidden" name="user_'.
 1850:                           $tool.'" value="'.$user.'" />'.$tool.'&nbsp;&nbsp;&nbsp;');
 1851:                         }
 1852:                     }
 1853:                     $r->print('</small></nobr></td>');
 1854:                 }
 1855:                 $r->print('</tr>'."\n");
 1856:                 $rowNum ++;
 1857:             }
 1858:         }
 1859:         $r->print(&Apache::lonhtmlcommon::end_pick_box());
 1860:         $r->print('
 1861:      </td>
 1862:     </tr>');
 1863:     } else {
 1864:         $r->print('
 1865:     <tr>
 1866:      <td>&nbsp;</td>
 1867:      <td colspan="3">
 1868: ');
 1869:         if ($totalusers > 0) {
 1870:             $r->print($lt{'nnew'}.'<br /><br />'.$lt{'yoma'});
 1871:         } else { 
 1872:             $r->print($lt{'nome'});
 1873:         }
 1874:         $r->print('
 1875:      </td>
 1876:     </tr>');
 1877:     }
 1878:     return $newusers;
 1879: }
 1880: 
 1881: sub privilege_specificity {
 1882:     my ($r,$tabcol,$rowColor1,$rowColor2,$action,$img,$tools,$stored,
 1883:         $toolprivs,$fixedprivs,$available,$formname,$gpterm,$ucgpterm) = @_;
 1884:     my %lt = &Apache::lonlocal::texthash (
 1885:       'uprv' => 'User privileges',
 1886:       'frty' => 'For each type of functionality you have chosen to include, '.
 1887:                 'there is a set of standard privileges which apply to all '.
 1888:                 'of those for whom the functionality is enabled.',
 1889:       'thar' => 'There are also additional privileges which can be set for '.
 1890:                 'some, or all, members. Please choose one of the following:',
 1891:       'fort' => 'For the types of functionality you have chosen to include '.
 1892:                 'there are no additional privileges which can be set for some '.
 1893:                 'or all members.',
 1894:       'eaty' => 'Each of the types of functionality includes standard '.
 1895:                 'privileges which apply to members with access to that '.
 1896:                 'functionality, and may also include additional privileges '.
 1897:                 'which can be set for specific members.',
 1898:       'cutg' => "Currently the $gpterm is configured ",
 1899:       'sdif' => "so different $gpterm members can receive different privileges.",
 1900:       'sall' => "so all $gpterm members will receive the same privileges.",
 1901:       'algm' => "All $gpterm members will receive the same privileges.",
 1902:       'smgp' => "Some $gpterm members will receive different privileges from ".
 1903:                 "others.",
 1904:       'thwi' => "These will be the privileges all $gpterm members receive, ". 
 1905:                 "if you selected the first option above.",
 1906:       'thes' => "These will be the privileges given to members assigned ".   
 1907:                 "in the future, including via automatic $gpterm assignment ".
 1908:                 "for specific sections/roles ",
 1909:       'asyo' => "As you have chosen not to include any functionality in the ".
 1910:                 "$gpterm, no default user privileges settings need to be set.",
 1911:       'plin' => 'Please indicate which <b>optional</b> privileges members '.
 1912:                 'will receive by default.',
 1913:       'oppr' => 'Optional privileges',
 1914:       'defp' => 'The default privileges new members will receive are:', 
 1915:     );
 1916:     my $totaloptionalprivs = 0;
 1917:     foreach my $tool (@{$tools}) {
 1918:         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 1919:             if (!exists($$fixedprivs{$tool}{$priv})) {
 1920:                 $totaloptionalprivs ++;
 1921:             }
 1922:         }
 1923:     }
 1924:     &topic_bar($r,$tabcol,$img,$lt{'uprv'});
 1925:     $r->print('
 1926:  <tr>
 1927:   <td>&nbsp;</td>
 1928:   <td colspan="3">
 1929:   ');
 1930:     if ((($action eq 'create') && (@{$available} > 0)) || 
 1931:         (($action eq 'modify') && ($formname eq 'change_settings'))) {  
 1932:         my %specific = (
 1933:                       'No'  => 'checked="checked"',
 1934:                       'Yes' => '',
 1935:                   );
 1936:         if ($action eq 'create') {
 1937:             $r->print($lt{'frty'}.'<br />');
 1938:             if ($totaloptionalprivs) {
 1939:                 $r->print($lt{'thar'});
 1940:             } else {
 1941:                 $r->print($lt{'fort'});
 1942:             }
 1943:         } else {
 1944:             $r->print($lt{'eaty'}.'&nbsp;'.$lt{cutg});
 1945:             if ($$stored{'specificity'} eq 'Yes') {
 1946:                 $r->print($lt{'sdif'});
 1947:                 $specific{'Yes'} = $specific{'No'};
 1948:                 $specific{'No'} = '';
 1949:             } else {
 1950:                 $r->print($lt{'sall'});
 1951:             }
 1952:         }
 1953:         if ($totaloptionalprivs) {
 1954:             $r->print('
 1955: <br /><br /><label><nobr><input type="radio" name="specificity" value="No" '.$specific{'No'}.' />&nbsp;'.$lt{'algm'}.'</nobr></label><br/>
 1956: <label><nobr><input type="radio" name="specificity" value="Yes" '.$specific{'Yes'}.' />&nbsp;'.$lt{'smgp'}.'</nobr></label>
 1957:   </td>
 1958:  </tr>
 1959:  <tr>
 1960:   <td colspan="4">&nbsp;</td>
 1961:  </tr>');
 1962:         } else {
 1963:             $r->print('<input type="hidden" name="specificity" value="No" />');
 1964:         }
 1965:         if ($totaloptionalprivs) {
 1966:             $r->print('
 1967:  <tr>
 1968:   <td>&nbsp;</td>
 1969:   <td colspan="3">'.$lt{'plin'});
 1970:             if ($action eq 'create') {
 1971:                 $r->print(' '.$lt{'thwi'});
 1972:             }
 1973:             $r->print('<br />'.$lt{'thes'});
 1974:             if ($action eq 'create') {
 1975:                 $r->print('('.&mt('if enabled on the next page').').');
 1976:             } else {
 1977:                 $r->print('('.&mt('if enabled below').').');
 1978:             }
 1979:             $r->print('<br /><br />
 1980:   </td>
 1981:  </tr>
 1982:  <tr>
 1983:   <td>&nbsp;</td>
 1984:   <td colspan="2"><table><tr>');
 1985:         &check_uncheck_buttons($r,$formname,'defpriv',$lt{'oppr'});
 1986:         $r->print('
 1987:     </tr>
 1988:    </table>
 1989:   </td>
 1990:   <td width="100%">&nbsp;</td>
 1991:  </tr><tr>
 1992:   <td>&nbsp;</td>
 1993:   <td colspan="3">
 1994:    <br />
 1995: ');
 1996:         } else {
 1997:             $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'algm'}.'<br /><br />');
 1998:         }
 1999:         &default_privileges($r,$action,$tabcol,$rowColor1,$rowColor2,
 2000:                             $tools,$toolprivs,$fixedprivs,$available);
 2001:     } else {
 2002:         if ($action eq 'create') {
 2003:             $r->print($lt{'asyo'});
 2004:         } elsif ($action eq 'modify' && $formname eq 'pick_members') {
 2005:             my @defprivs;
 2006:             if (ref($$stored{'defpriv'}) eq 'ARRAY') {
 2007:                 @defprivs = @{$$stored{'defpriv'}};
 2008:             }
 2009:             $r->print($lt{'eaty'}.'&nbsp;'.$lt{cutg});
 2010:             if ($$stored{'specificity'} eq 'Yes') {
 2011:                 $r->print($lt{'sdif'});
 2012:             } else {
 2013:                 $r->print($lt{'sall'});
 2014:             }
 2015:             $r->print(' '.$lt{'defp'}.'<br /><br />');
 2016:             &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
 2017:                               $toolprivs,\@defprivs);
 2018:         }
 2019:     }
 2020:     $r->print('
 2021:   </td>
 2022:  </tr>
 2023: ');
 2024:     return;
 2025: }
 2026: 
 2027: sub default_privileges {
 2028:     my ($r,$action,$tabcol,$rowColor1,$rowColor2,$tools,$toolprivs,
 2029:         $fixedprivs,$available) = @_;
 2030:     my %lt = &Apache::lonlocal::texthash(
 2031:                                 'addp' => 'Additional privileges',
 2032:                                 'fixp' => 'Fixed privileges',
 2033:                                 'oppr' => 'Optional privileges',
 2034:                                 'func' => 'Function',
 2035:     );
 2036:     $r->print(&Apache::lonhtmlcommon::start_pick_box());
 2037:     $r->print('<tr>
 2038:                 <td bgcolor="'.$tabcol.'" valign="top">
 2039:                  <table cellspacing="0" cellpadding="1">
 2040:                   <tr>
 2041:                    <td valign="top"><b>'.$lt{'func'}.'</b></td>
 2042:                   </tr>
 2043:                   <tr>
 2044:                    <td valign="top"><b>'.$lt{'fixp'}.'</b></td>
 2045:                   </tr>
 2046:                   <tr>
 2047:                    <td valign="top"><b>'.$lt{'oppr'}.'</b></td>
 2048:                   </tr>
 2049:                  </table>
 2050:                 </td>
 2051:     ');
 2052:     foreach my $tool (@{$tools}) {
 2053:         $r->print('<td align="center" valign="top">
 2054:                     <table cellspacing="0" cellpadding="1">
 2055:                      <tr bgcolor="#cccccc">
 2056:                       <td colspan="2" align="center"><b>'.$tool.'</b></td>
 2057:                      </tr>
 2058:         ');
 2059:         my $privcount = 0;
 2060:         my $fixed = '';
 2061:         my $dynamic = '';
 2062:         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 2063:             if (exists($$fixedprivs{$tool}{$priv})) {
 2064:                 $fixed .= '<input type="hidden" name="defpriv" value="'.$priv.'" />'.$$toolprivs{$tool}{$priv}.'&nbsp;';
 2065:                 if ($action eq 'modify') {
 2066:                     if (grep/^$tool$/,@{$available}) {
 2067:                         $fixed .= '<small>'.&mt('(on)').'<small>&nbsp;';
 2068:                     } else {
 2069:                         $fixed .= '<small>'.&mt('(off)').'<small>&nbsp;';
 2070:                     }
 2071:                 }
 2072:             } else {
 2073:                 $privcount ++;
 2074:                 if ($privcount == 3) {
 2075:                     $dynamic .= '</tr>
 2076:                                  <tr bgcolor="'.$rowColor1.'">'."\n";
 2077:                 }
 2078:                 $dynamic .= '<td><label><input type="checkbox" name="defpriv" value="'.$priv.'" />'.$$toolprivs{$tool}{$priv}.'</label></td>'."\n";
 2079:             }
 2080:         }
 2081:         if ($dynamic eq '') {
 2082:             $dynamic = '<td>None</td>'."\n";
 2083:         }
 2084:         if ($privcount < 3) {
 2085:             $dynamic .= '</tr>
 2086:                          <tr bgcolor="'.$rowColor1.'">
 2087:                           <td colspan="2">&nbsp;</td>'."\n";
 2088:         } elsif ($privcount%2) {
 2089:             $dynamic = '<td>&nbsp;</td>'."\n";
 2090:         }
 2091:         $r->print('<tr bgcolor="'.$rowColor2.'">
 2092:                     <td colspan="2" align="center"><nobr>'.$fixed.'</nobr></td>
 2093:                    </tr>
 2094:                    <tr bgcolor="'.$rowColor1.'">'."\n".$dynamic.'</tr>'."\n".'</table>'."\n".'</td>
 2095:         ');
 2096:     }
 2097:     $r->print('</tr>'."\n");
 2098:     $r->print(&Apache::lonhtmlcommon::end_pick_box());
 2099:     $r->print('<br />');
 2100:     return;
 2101: }
 2102: 
 2103: sub display_defprivs {
 2104:     my ($r,$tabcol,$rowColor1,$rowColor2,$tools,$toolprivs,$defprivs) = @_;
 2105:     my %lt = &Apache::lonlocal::texthash(
 2106:                                 'priv' => 'Privileges',
 2107:                                 'func' => 'Function',
 2108:     );
 2109:     $r->print(&Apache::lonhtmlcommon::start_pick_box());
 2110:     $r->print('<tr>');
 2111:     my $numrows = 0;
 2112:     my %currprivs;
 2113:     foreach my $tool (@{$tools}) {
 2114:         @{$currprivs{$tool}} = ();
 2115:         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 2116:             if (ref($defprivs) eq 'ARRAY') {
 2117:                 if (grep/^\Q$priv\E$/,@{$defprivs}) {
 2118:                     push(@{$currprivs{$tool}},$priv);
 2119:                 }
 2120:             }
 2121:         }
 2122:         my $rowcount = int(@{$currprivs{$tool}}/3);
 2123:         if (@{$currprivs{$tool}}%3 > 0) {
 2124:             $rowcount ++;
 2125:         }
 2126:         if ($rowcount > $numrows) {
 2127:             $numrows = $rowcount;
 2128:         }
 2129:     }
 2130:     my @rowCols = ($rowColor1,$rowColor2);
 2131:     foreach my $tool (@{$tools}) {
 2132:         $r->print('<td align="center" valign="top">
 2133:                     <table cellspacing="0" cellpadding="5">
 2134:                      <tr bgcolor="#cccccc">
 2135:                       <td colspan="3" align="center"><b>'.$tool.'</b></td>
 2136:                      </tr>
 2137:         ');
 2138:         my $rownum = 1;
 2139:         my $privcount = 0;
 2140:         $r->print('<tr bgcolor="'.$rowColor1.'">');
 2141:         foreach my $priv (@{$currprivs{$tool}}) {
 2142:             $privcount ++;
 2143:             if ($privcount%4 == 0) {
 2144:                 $rownum ++;
 2145:                 my $bgcol = $rownum%2; 
 2146:                 $r->print('</tr>
 2147:                              <tr bgcolor="'.$rowCols[$bgcol].'">'."\n");
 2148:             }
 2149:             $r->print('<td>'.$$toolprivs{$tool}{$priv}.'</td>'."\n");
 2150:         }
 2151:         if ($privcount%3 > 0) {
 2152:             my $emptycells = 3-($privcount%3);
 2153:             while($emptycells > 0) {
 2154:                 $r->print('<td>&nbsp;</td>'."\n");
 2155:                 $emptycells --;
 2156:             }
 2157:         }
 2158:         while ($rownum < $numrows) {
 2159:             $rownum ++;
 2160:             my $bgcol = $rownum%2;
 2161:             $r->print('<tr bgcolor="'.$rowCols[$bgcol].'"><td colspan="3">&nbsp;</td></tr>');
 2162:         }
 2163:         $r->print('</table>'."\n".'</td>');
 2164:     }
 2165:     $r->print('</tr>'."\n");
 2166:     $r->print(&Apache::lonhtmlcommon::end_pick_box());
 2167:     $r->print('<br />');
 2168:     return;
 2169: }
 2170: 
 2171: 
 2172: sub change_members_form {
 2173:     my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$groupname,$description,
 2174:         $startdate,$enddate,$tools,$fixedprivs,$functions,$users,$userdata,
 2175:         $granularity,$quota,$specificity,$idx,$states,$navbuttons,$rowColor1,
 2176:         $rowColor2,$gpterm,$ucgpterm) = @_;
 2177:     my %lt = &Apache::lonlocal::texthash(
 2178:                                          grse => "$ucgpterm settings",
 2179:                                          mogm => "Modify $gpterm membership",
 2180:                                         );
 2181:     my @regexps = ('user_','userpriv_');
 2182:     $r->print(&Apache::lonhtmlcommon::echo_form_input(
 2183:                          ['origin','action','state','page','expire','deletion',
 2184:                           'reenable','activate','changepriv','sortby',
 2185:                           'togglefunc'],\@regexps));
 2186:     my $rowimg = 1;
 2187:     my @available = ();
 2188:     my @unavailable = ();
 2189:     &check_tools($functions,$tools,\@available,\@unavailable);
 2190:     my $nexttext = $$navbuttons{'gtns'};
 2191:     my $prevtext = $$navbuttons{'gtpp'};
 2192:     $r->print('
 2193: <br />
 2194: <table width="100%" cellpadding="0" cellspacing="0" border="0">
 2195: ');
 2196:     &topic_bar($r,$tabcol,1,$lt{'grse'});
 2197:     $r->print('
 2198:  <tr>
 2199:   <td>&nbsp;</td>
 2200:   <td colspan="3">
 2201: ');
 2202:     &print_current_settings($r,$action,$tabcol,$rowColor1,$rowColor2,
 2203:                             $functions,$startdate,$enddate,$groupname,
 2204:                             $description,$granularity,$quota,\@available,
 2205:                             \@unavailable,$gpterm,$ucgpterm);
 2206: $r->print('
 2207: </td></tr><tr><td colspan="4">&nbsp;</td></tr>');
 2208:     &topic_bar($r,$tabcol,2,$lt{'mogm'});
 2209:     $r->print('
 2210:  <tr>
 2211:   <td>&nbsp;</td>
 2212:   <td colspan="3">
 2213: ');
 2214:     &current_membership($r,$cdom,$cnum,$formname,$tabcol,$rowColor1,
 2215:                         $rowColor2,$groupname,\@available,\@unavailable,
 2216:                         $fixedprivs,$granularity,$specificity);
 2217:     $r->print('</td>');
 2218:     &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
 2219:                         $$states{$action}[$page+1],$nexttext);
 2220:     $r->print('</table>');
 2221:     return;
 2222: }
 2223: 
 2224: sub current_membership {
 2225:     my ($r,$cdom,$cnum,$formname,$tabcol,$rowColor1,$rowColor2,$groupname,
 2226:         $available,$unavailable,$fixedprivs,$granularity,$specificity) = @_;
 2227:     my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
 2228:                                                                    $groupname);
 2229:     my %lt = &Apache::lonlocal::texthash(
 2230:                                           'actn' => 'Action?',
 2231:                                           'name' => 'Name',
 2232:                                           'usnm' => 'Username',
 2233:                                           'doma' => 'Domain',
 2234:                                           'stda' => 'Start Date',
 2235:                                           'enda' => 'End Date',
 2236:                                           'expi' => 'Expire',
 2237:                                           'reen' => 'Re-enable',
 2238:                                           'acti' => 'Activate',
 2239:                                           'dele' => 'Delete',
 2240:                                           'curf' => 'Current Functionality',
 2241:                                           'chpr' => 'Change Privileges' 
 2242:                                         );
 2243:     my ($current,$hastools,$addtools,$num_reenable,$num_activate,$num_expire) =
 2244:         &Apache::longroup::group_memberlist($cdom,$cnum,$groupname,$fixedprivs,
 2245:                                             $available);
 2246:     if (keys(%{$current}) > 0) {
 2247:         $r->print('
 2248:  <tr>
 2249:   <td>&nbsp;</td>
 2250:   <td colspan="2">
 2251:    <table>
 2252:     <tr>');
 2253:         if ($num_expire) {
 2254:             &check_uncheck_buttons($r,$formname,'expire',$lt{'expi'});
 2255:         }
 2256:         if ($num_reenable) {
 2257:             &check_uncheck_buttons($r,$formname,'reenable',$lt{'reen'});
 2258:         }
 2259:         if ($num_activate) {
 2260:             &check_uncheck_buttons($r,$formname,'activate',$lt{'acti'});
 2261:         }
 2262:         &check_uncheck_buttons($r,$formname,'deletion',$lt{'dele'});
 2263:         if (@{$available} > 0) {
 2264:             if ($specificity eq 'Yes') {
 2265:                 &check_uncheck_buttons($r,$formname,'changepriv',$lt{'chpr'});
 2266:             }
 2267:             if ($granularity eq 'Yes') {
 2268:                 $r->print(&check_uncheck_tools($r,$available));
 2269:                 $r->print('
 2270:      <td>
 2271:       <nobr>
 2272:        <fieldset><legend><b>'.$lt{'curf'}.'</b></legend>
 2273:        <input type="button" value="check all"
 2274:        onclick="javascript:checkAllTools(document.'.$formname.')" />
 2275:        &nbsp;&nbsp;
 2276:        <input type="button" value="uncheck all"
 2277:         onclick="javascript:uncheckAllTools(document.'.$formname.')" />
 2278:       </fieldset>
 2279:      </nobr>
 2280:     </td>
 2281: ');
 2282:             }
 2283:         }
 2284:         $r->print(<<"END");
 2285:    </tr>
 2286:   </table>
 2287:   </td>
 2288:   <td width="100%">&nbsp;</td>
 2289:  </tr>
 2290:  <tr>
 2291:   <td colspan="4">&nbsp;</td>
 2292:  </tr>
 2293:  <tr>
 2294:   <td>&nbsp;</td>
 2295:   <td colspan="3">
 2296: END
 2297:         $r->print(&Apache::lonhtmlcommon::start_pick_box());
 2298:         $r->print(<<"END");
 2299:    <table border="0" cellpadding="4" cellspacing="1">
 2300:     <tr bgcolor="$tabcol" align="center">
 2301:      <td><b>$lt{'actn'}</b></td>
 2302:      <td><b><a href="javascript:changeSort('fullname')">$lt{'name'}</a></b></td>
 2303:      <td><b><a href="javascript:changeSort('username')">$lt{'usnm'}</a></b>
 2304:      </td>
 2305:      <td><b><a href="javascript:changeSort('domain')">$lt{'doma'}</a></b></td>
 2306:      <td><b><a href="javascript:changeSort('id')">ID</a></b></td>
 2307:      <td><b><a href="javascript:changeSort('start')">$lt{'stda'}</a></b></td>
 2308:      <td><b><a href="javascript:changeSort('end')">$lt{'enda'}</a></b></td>
 2309: END
 2310:         my $colspan = 0;
 2311:         if ($hastools) {
 2312:             $r->print('<td><b>'.$lt{'curf'}.'</b></td>');
 2313:             $colspan ++;  
 2314:         }
 2315:         if ($addtools) {
 2316:             $r->print('<td><b>Additional Functionality</b></td>');
 2317:             $colspan ++;
 2318:         }
 2319:         $r->print('</tr>');
 2320:         if ($colspan) {
 2321:             if ($granularity eq 'Yes') {
 2322:                 $r->print('<tr bgcolor="#cccccc">
 2323:  <td colspan="7">&nbsp;</td>
 2324:  <td colspan="'.$colspan.'" align="center"><small><nobr><b>'.&mt('All:').
 2325:   '</b>&nbsp;');
 2326:                 foreach my $tool (@{$available}) {
 2327:                     $r->print('<label><input type="checkbox" name="togglefunc"'.
 2328:    ' onclick="javascript:toggleTools(document.'.$formname.'.user_'.$tool.',this);"'.
 2329:    ' value="'.$tool.'">'.'<b>'.$tool.'</b></label>&nbsp;&nbsp;&nbsp;');
 2330:                 }
 2331:                 $r->print('</nobr></small></td></tr>');
 2332:             }
 2333:         }
 2334:         my %Sortby = ();
 2335:         foreach my $user (sort(keys(%{$current}))) {
 2336:             if ($env{'form.sortby'} eq 'fullname') {
 2337:                 push(@{$Sortby{$$current{$user}{fullname}}},$user);
 2338:             } elsif ($env{'form.sortby'} eq 'username') {
 2339:                 push(@{$Sortby{$$current{$user}{uname}}},$user);
 2340:             } elsif ($env{'form.sortby'} eq 'domain') {
 2341:                 push(@{$Sortby{$$current{$user}{udom}}},$user);
 2342:             } elsif ($env{'form.sortby'} eq 'id') {
 2343:                 push(@{$Sortby{$$current{$user}{id}}},$user);
 2344:             } else {
 2345:                 push(@{$Sortby{$$current{$user}{fullname}}},$user);
 2346:             }
 2347:         }
 2348:         my $rowNum = 0;
 2349:         my $rowColor;
 2350:         foreach my $key (sort(keys(%Sortby))) {
 2351:             foreach my $user (@{$Sortby{$key}}) {
 2352:                 if ($rowNum %2 == 1) {
 2353:                     $rowColor = $rowColor1;
 2354:                 } else {
 2355:                     $rowColor = $rowColor2;
 2356:                 }
 2357:                 my $id = $$current{$user}{id};
 2358:                 my $fullname = $$current{$user}{fullname};
 2359:                 my $udom = $$current{$user}{udom};
 2360:                 my $uname = $$current{$user}{uname};
 2361:                 my $start = $$current{$user}{start};
 2362:                 my $end = $$current{$user}{end};
 2363:                 $r->print('<tr bgcolor="'.$rowColor.'">
 2364:                             <td><small>');
 2365:                 if ($$current{$user}{changestate} eq 'reenable') {
 2366:                     $r->print('<nobr><label>'. 
 2367:    '<input type="checkbox" name="reenable" value="'.$user.'" />'.
 2368:    $lt{'reen'}.'</label></nobr><br />');
 2369:                 } elsif ($$current{$user}{changestate} eq 'expire') {
 2370:                     $r->print('<nobr><label>'.
 2371:    '<input type="checkbox" name="expire" value="'.$user.'" />'.
 2372:    $lt{'expi'}.'</label></nobr><br />');
 2373:                 } elsif ($$current{$user}{changestate} eq 'activate') {
 2374:                     $r->print('<nobr><label>'.
 2375:    '<input type="checkbox" name="activate" value="'.$user.'" />'.
 2376:    $lt{'acti'}.'</label></nobr><br />');
 2377:                 }
 2378:                 $r->print('<nobr><label>'.
 2379:    '<input type="checkbox" name="deletion" value="'.$user.'" />'.
 2380:    $lt{'dele'}.'</label></nobr>');
 2381:                 if ($specificity eq 'Yes') {
 2382:                     $r->print('<br /><nobr><label>'.
 2383:    '<input type="checkbox" name="changepriv" value="'.$user.'" />'.$lt{'chpr'}.
 2384:    '</label></nobr>');
 2385:                 }
 2386:                 $r->print('
 2387:    </td>
 2388:    <td><small>'.
 2389:     $fullname.'</small></td><td><small>'.$uname.'</small></td><td><small>'.
 2390:     $udom.'</small></td><td><small>'.$id.'</small></td><td><small>'.$start.
 2391:     '</small></td><td><small>'.$end.'</small></td>');
 2392:                 if ($hastools) {
 2393:                     $r->print('<td align="left"><small><nobr>'.
 2394:                                   '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;');
 2395:                     foreach my $tool (@{$$current{$user}{currtools}}) {
 2396:                         if ($granularity eq 'Yes') {
 2397:                             $r->print('<label><input type="checkbox" '. 
 2398:                                        'checked="checked" '. 
 2399:                                        'name="user_'.$tool.'" value="'.
 2400:                                        $user.'" />'.$tool.'</label>');
 2401:                          } else {
 2402:                              $r->print('<input type="hidden" '.
 2403:                                        'checked="checked" '.
 2404:                                        'name="user_'.$tool.'" value="'.
 2405:                                        $user.'" />'.$tool);
 2406:                          }
 2407:                          $r->print('&nbsp;&nbsp;&nbsp;');
 2408:                     }
 2409:                     $r->print('</nobr></small></td>');
 2410:                 }
 2411:                 if ($addtools) {
 2412:                     $r->print('<td align="left"><small>');
 2413:                     if ($granularity eq 'Yes') {
 2414:                         foreach my $tool (@{$$current{$user}{newtools}}) {
 2415:                             $r->print('<nobr><label><input type="checkbox"
 2416:                                           name="user_'.$tool.'" value="'.
 2417:                                           $user.'" />'.$tool.
 2418:                                           '</label></nobr>&nbsp;&nbsp;&nbsp;');
 2419:                         }
 2420:                     } else {
 2421:                         foreach my $tool (@{$$current{$user}{newtools}}) {
 2422:                             $r->print('<nobr><input type="hidden" 
 2423:                                           name="user_'. $tool.'" value="'.
 2424:                                           $user.'" />'.$tool.
 2425:                                           '</nobr>&nbsp;&nbsp;&nbsp;');
 2426:                         }
 2427:                     }
 2428:                     $r->print('</small></td>');
 2429:                 }
 2430:                 $r->print('</tr>'."\n");
 2431:                 $rowNum ++;
 2432:             }
 2433:         }
 2434:         $r->print(&Apache::lonhtmlcommon::end_pick_box());
 2435:         $r->print('
 2436:   </td>
 2437:  </tr>');
 2438:     }
 2439:     return;
 2440: }
 2441: 
 2442: sub check_uncheck_buttons {
 2443:     my ($r,$formname,$field,$title,$colspan) = @_;
 2444:     $r->print('
 2445:      <td '.$colspan.'>
 2446:       <nobr>
 2447:        <fieldset>
 2448:        <legend><b>'.$title.'</b></legend>
 2449:        <input type="button" value="check all"
 2450:        onclick="javascript:checkAll(document.'.$formname.'.'.$field.')" />
 2451:        &nbsp;&nbsp;
 2452:        <input type="button" value="uncheck all"
 2453:        onclick="javascript:uncheckAll(document.'.$formname.'.'.$field.')" />
 2454:        </fieldset>
 2455:       </nobr>
 2456:      </td>
 2457: ');
 2458: }
 2459: 
 2460: 
 2461: sub change_privs_form {
 2462:     my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$startdate,$enddate,
 2463:        $tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,
 2464:        $memchg,$idx,$states,$stored,$sectioncount,$navbuttons,$rowColor1,
 2465:        $rowColor2,$gpterm,$ucgpterm) = @_;
 2466:     my @regexps = ('userpriv_');
 2467:     my $nexttext;
 2468:     my %lt = &Apache::lonlocal::texthash(
 2469:                'tode' => 'To be deleted',
 2470:                'toex' => 'To be expired',
 2471:                'nome' => "No members to be deleted or expired from the $gpterm.",
 2472:     );
 2473:     $r->print(&Apache::lonhtmlcommon::echo_form_input(
 2474:          ['origin','action','state','page','sortby'],\@regexps));
 2475:     if ($env{'form.branch'} eq 'adds') {
 2476:         $nexttext = $$navbuttons{'adme'};
 2477:     } else {
 2478:         $nexttext = $$navbuttons{'mose'};
 2479:     }
 2480:     $r->print('<br /><table width="100%" cellpadding="0" cellspacing="0" border="0">');
 2481:     &topic_bar($r,$tabcol,3,&mt('Members to delete or expire'));
 2482:     my $exp_or_del = 0;
 2483:     if (ref($$memchg{'deletion'}) eq 'ARRAY') {
 2484:         if (@{$$memchg{'deletion'}} > 0) {
 2485:             $r->print('<tr><td>&nbsp;</td><td colspan="3"><b>'.$lt{'tode'}.':</b><br /><ul>');
 2486:             foreach my $user (@{$$memchg{'deletion'}}) {
 2487:                 $r->print('<li>'.$$userdata{$user}[$$idx{fullname}].
 2488:                           '&nbsp;('.$user.')</li>');
 2489:             }
 2490:             $r->print('</ul></td><tr><td colspan="4">&nbsp;</td></tr>');
 2491:             $exp_or_del += @{$$memchg{'deletion'}};
 2492:         }
 2493:     }
 2494:     if (ref($$memchg{'expire'}) eq 'ARRAY') {
 2495:         if (@{$$memchg{'expire'}} > 0) {
 2496:             $r->print('<tr><td>&nbsp;</td><td colspan="3"><b>'.$lt{'toex'}.':</b><br /><ul>');
 2497:             foreach my $user (@{$$memchg{'expire'}}) {
 2498:                 $r->print('<li>'.$$userdata{$user}[$$idx{fullname}].
 2499:                           '&nbsp;('.$user.')</li>');
 2500:             }
 2501:             $r->print('</ul></td><tr><td colspan="4">&nbsp;</td></tr>');
 2502:             $exp_or_del += @{$$memchg{'expire'}};
 2503:         }
 2504:     }
 2505:     if (!$exp_or_del) {
 2506:         $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'nome'}.
 2507:                   '</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
 2508:     }
 2509:     
 2510:     &topic_bar($r,$tabcol,4,&mt('[_1] member privileges',$ucgpterm));
 2511: 
 2512:     my $numchgs = &member_privileges_form($r,$tabcol,$action,$formname,$tools,
 2513:                                           $toolprivs,$fixedprivs,$userdata,
 2514:                                           $usertools,$idx,$memchg,$states,
 2515:                                           $stored,$rowColor1,$rowColor2,
 2516:                                           $gpterm);
 2517:     $r->print('</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
 2518:     my $prevtext = $$navbuttons{'gtps'};
 2519:     if ($numchgs || $exp_or_del) {
 2520:         &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
 2521:                             $$states{$action}[$page+1],$nexttext);
 2522:     } else {
 2523:         &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext);
 2524:     }
 2525:     $r->print('</table>');
 2526:     return;
 2527: }
 2528: 
 2529: sub add_members_form {
 2530:     my ($r,$tabcol,$action,$formname,$page,$startdate,$enddate,$groupname,
 2531:         $description,$granularity,$quota,$sectioncount,$tools,$functions,
 2532:         $stored,$states,$navbuttons,$rowColor1,$rowColor2,$gpterm,$ucgpterm)=@_; 
 2533:     $r->print(' <br />
 2534: <table width="100%" cellpadding="0" cellspacing="0" border="0">
 2535:  <tr>
 2536:   <td>&nbsp;</td>
 2537:   <td colspan="3">
 2538: ');
 2539:     my @available = ();
 2540:     my @unavailable = ();
 2541:     &check_tools($functions,$tools,\@available,\@unavailable);
 2542:     &print_current_settings($r,$action,$tabcol,$rowColor1,$rowColor2,
 2543:                             $functions,$startdate,$enddate,$groupname,
 2544:                             $description,$granularity,$quota,\@available,
 2545:                             \@unavailable,$gpterm,$ucgpterm);
 2546:     $r->print('
 2547:    </td>
 2548:   </tr>
 2549:   <tr>
 2550:    <td colspan="4">&nbsp;</td>
 2551:   </tr>');
 2552: 
 2553:     &membership_options($r,$action,$formname,$tabcol,$sectioncount,1,$gpterm,
 2554:                         $ucgpterm);
 2555:     my $nexttext = $$navbuttons{'gtns'};
 2556:     my $prevtext = $$navbuttons{'gtpp'};
 2557:     &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
 2558:                         $$states{$action}[$page+1],$nexttext);
 2559:     $r->print('
 2560:  </table>');
 2561:     return;
 2562: }
 2563: 
 2564: sub choose_privs_form {
 2565:     my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$startdate,$enddate,
 2566:        $tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,$idx,
 2567:        $states,$stored,$sectioncount,$navbuttons,$rowColor1,$rowColor2,
 2568:        $gpterm,$ucgpterm,$crstype) = @_;
 2569: 
 2570:     my @regexps = ('userpriv_');
 2571:     my $nexttext;
 2572:     
 2573:     if ($action eq 'create') {
 2574:         push(@regexps,'sec_');
 2575:         $r->print(&Apache::lonhtmlcommon::echo_form_input(
 2576:          ['origin','action','state','page','sortby','autoadd','autodrop'],
 2577:          \@regexps));
 2578:         $nexttext = $$navbuttons{'crgr'};
 2579:     } else {
 2580:         $r->print(&Apache::lonhtmlcommon::echo_form_input(
 2581:          ['origin','action','state','page','sortby'],\@regexps));
 2582:         $nexttext = $$navbuttons{'adme'};
 2583:     }
 2584: 
 2585:     $r->print('<br /><table width="100%" cellpadding="0" cellspacing="0" border="0">');
 2586:     &topic_bar($r,$tabcol,6,&mt('[_1] member privileges',$ucgpterm));
 2587: 
 2588:     &member_privileges_form($r,$tabcol,$action,$formname,$tools,$toolprivs,
 2589:                             $fixedprivs,$userdata,$usertools,$idx,undef,
 2590:                             $states,$stored,$rowColor1,$rowColor2,$gpterm);
 2591: 
 2592:     $r->print('</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
 2593:     if ($action eq 'create') {
 2594:         if (keys(%{$sectioncount}) > 0) {
 2595:             my $img1 = 7;
 2596:             my $img2 = 8;
 2597:             &mapping_options($r,$action,$formname,$page,$tabcol,$sectioncount,
 2598:                              $states,$stored,$navbuttons,$img1,$img2,
 2599:                              $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
 2600:         }
 2601:     }
 2602:     my $prevtext = $$navbuttons{'gtps'};
 2603:     &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
 2604:                         $$states{$action}[$page+1],$nexttext);
 2605:     $r->print('</table>');
 2606:     return;
 2607: }
 2608: 
 2609: sub build_boxes {
 2610:     my ($r,$tools,$usertools,$fixedprivs,$toolprivs,$showtools,
 2611:         $showboxes,$prefix,$specificity,$excluded) = @_;
 2612:     my $totalboxes = 0;
 2613:     if (@{$tools} > 0) {
 2614:         if ($specificity eq 'Yes') {
 2615:             foreach my $tool (@{$tools}) {
 2616:                 @{$$showboxes{$tool}} = ();
 2617:                 foreach my $user (sort(keys(%{$usertools}))) {
 2618:                     if (ref($excluded) eq 'ARRAY') {
 2619:                         if (grep/^$user$/,@{$excluded}) {
 2620:                             next;
 2621:                         }
 2622:                     }
 2623:                     if ($$usertools{$user}{$tool}) {
 2624:                         unless (grep/^$tool$/,@{$showtools}) {
 2625:                             push(@{$showtools},$tool);
 2626:                         }
 2627:                         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 2628:                             unless (exists($$fixedprivs{$tool}{$priv})) {
 2629:                                 unless(grep(/^$priv$/,@{$$showboxes{$tool}})) {
 2630:                                     push(@{$$showboxes{$tool}},$priv);
 2631:                                     $totalboxes ++;
 2632:                                 }
 2633:                             }
 2634:                         }
 2635:                     }
 2636:                 }
 2637:             }
 2638:             if ($totalboxes > 0) {
 2639:                 $r->print('
 2640: <script type="text/javascript">
 2641: function checkAllTools(formname) {
 2642: ');
 2643:                 foreach my $tool (sort(keys(%{$showboxes}))) {
 2644:                     foreach my $priv (@{$$showboxes{$tool}}) {
 2645:                         $r->print('  checkAll(formname.'.$prefix.$priv.');'."\n");
 2646:                     }
 2647:                 }
 2648:                 $r->print('
 2649: }
 2650: function uncheckAllTools(formname) {
 2651: ');
 2652:                 foreach my $tool (sort(keys(%{$showboxes}))) {
 2653:                     foreach my $priv (@{$$showboxes{$tool}}) {
 2654:                         $r->print('  uncheckAll(formname'.$prefix.$priv.');'."\n");
 2655:                     }
 2656:                 }
 2657:                 $r->print('
 2658: }
 2659: </script>
 2660:                 ');
 2661:             }
 2662:         }
 2663:     }
 2664:     return $totalboxes;
 2665: }
 2666: 
 2667: sub member_privileges_form {
 2668:     my ($r,$tabcol,$action,$formname,$tools,$toolprivs,$fixedprivs,$userdata,
 2669:         $usertools,$idx,$memchg,$states,$stored,$rowColor1,$rowColor2,
 2670:         $gpterm) = @_;
 2671:     my %lt = &Apache::lonlocal::texthash(
 2672:             'addp' => 'Additional privileges',
 2673:             'fixp' => 'Fixed privileges',
 2674:             'oppr' => 'Optional privileges',
 2675:             'func' => 'Function',
 2676:             'forf' => 'For the functionality you have chosen to include '.
 2677:                       'there are no optional privileges to set besides '.
 2678:                       'the standard privileges.',
 2679:             'algr' => "All $gpterm members will receive the same privileges.",
 2680:             'asno' => "As no $gpterm members are being added, ".
 2681:                       "there are no specific user privileges to set.",
 2682:             'asng' => "As no $gpterm tools will be made available to users, ".
 2683:                       "there are no specific user privileges to set.",
 2684:             'nogm' => "No $gpterm member privileges to display or set, ".
 2685:                       "as you have not indicated that you will be activating,".
 2686:                       " re-enabling, changing privileges, or adding/removing ".
 2687:                       "functionality for any current members ",
 2688:             'full' => 'Fullname',
 2689:             'user' => 'Username',
 2690:             'doma' => 'Domain',
 2691:     );
 2692:     my @defprivs;
 2693:     my $specificity;
 2694:     if ($action eq 'create') {
 2695:         if (defined($env{'form.defpriv'})) {
 2696:             @defprivs = &Apache::loncommon::get_env_multiple('form.defpriv');
 2697:         }
 2698:         $specificity = $env{'form.specificity'};
 2699:     } else {
 2700:         if (defined($$stored{'defpriv'})) {
 2701:             @defprivs = @{$$stored{'defpriv'}};
 2702:         }
 2703:         $specificity = $$stored{'specificity'};
 2704:     }
 2705:     my @showtools;
 2706:     my %showboxes = ();
 2707:     my $numtools = 1 + @{$tools};
 2708: 
 2709:     my @excluded = ();
 2710:     my $numchgs = 0;
 2711:     if ($formname eq 'change_privs') {
 2712:         my @currmembers = ();
 2713:         if (ref($$memchg{'deletion'}) eq 'ARRAY') {
 2714:             push(@excluded,@{$$memchg{'deletion'}});
 2715:         }
 2716:         if (ref($$memchg{'expire'}) eq 'ARRAY') {
 2717:             push(@excluded,@{$$memchg{'expire'}});
 2718:         }
 2719:         if (@excluded > 0) {
 2720:             foreach my $user (sort(keys(%{$usertools}))) {
 2721:                 if (grep/^$user$/,@excluded) {
 2722:                     next;
 2723:                 }
 2724:                 push(@currmembers,$user);
 2725:             }
 2726:         } else {
 2727:             @currmembers = sort(keys(%{$usertools}));
 2728:         }
 2729:         $numchgs = @currmembers;
 2730:         if (!$numchgs) {
 2731:             $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'nogm'}); 
 2732:             return $numchgs;
 2733:         }
 2734:     }
 2735:  
 2736:     my $totalboxes = &build_boxes($r,$tools,$usertools,$fixedprivs,
 2737:                                    $toolprivs,\@showtools,\%showboxes,
 2738:                                    'userpriv_',$specificity,\@excluded);
 2739:     if (@{$tools} > 0) {
 2740:         if ($specificity eq 'Yes') {
 2741:             if ($totalboxes > 0) {
 2742:                 my $numcells = 2;
 2743:                 my $colspan = $numcells + 1;
 2744:                 my %total;
 2745:                 if (keys(%{$usertools}) > 1) {
 2746:                     $r->print('
 2747:  <tr>
 2748:   <td>&nbsp;</td>
 2749:   <td colspan="3">
 2750:    <table border="0" cellspacing="2" cellpadding="2" border="0">
 2751:     <tr>
 2752: ');
 2753:                     foreach my $tool (@{$tools}) {
 2754:                         if (@{$showboxes{$tool}} > 0) {
 2755:                             $r->print('<td valign="top">');
 2756:                             $r->print('<table class="thinborder"><tr bgcolor="'.
 2757:                                       $tabcol.'"><th colspan="'.$colspan.'">'.
 2758:                                       $tool.'</th></tr><tr>');
 2759:                             my $privcount = 0;
 2760:                             foreach my $priv (@{$showboxes{$tool}}) {
 2761:                                 $privcount ++;
 2762:                                 if (($privcount == @{$showboxes{$tool}}) && 
 2763:                                     ($privcount > 1)) {
 2764:                                     if ($privcount%$numcells) {
 2765:                                         $r->print('<td colspan="'.$colspan.'">');
 2766:                                     } else {
 2767:                                         $r->print('<td>');
 2768:                                     }
 2769:                                 } else {
 2770:                                     $r->print('<td>');
 2771:                                 }
 2772:                                 $r->print(qq|
 2773:        <fieldset><legend><b>$$toolprivs{$tool}{$priv}</b></legend>
 2774:        <nobr>
 2775:        <input type="button" value="check all"
 2776:          onclick="javascript:checkAll(document.$formname.userpriv_$priv)" />
 2777:        &nbsp;
 2778:        <input type="button" value="uncheck all"
 2779:         onclick="javascript:uncheckAll(document.$formname.userpriv_$priv)" />
 2780:       </nobr></fieldset><br />|);
 2781:                                 $r->print('</td>');
 2782:                                 if ($privcount < @{$showboxes{$tool}}) {
 2783:                                     if (@{$showboxes{$tool}} > 2) {
 2784:                                         if ($privcount%$numcells == 0) {
 2785:                                             $r->print('</tr><tr>');
 2786:                                         }
 2787:                                     } else {
 2788:                                         $r->print('<tr></tr>');
 2789:                                     }
 2790:                                 }
 2791:                             }
 2792:                             $r->print('</tr></table></td><td>&nbsp;</td>');
 2793:                         }
 2794:                     }
 2795:                     $r->print('</tr></table></td></tr>');
 2796:                     $r->print('<tr><td colspan="4">&nbsp;</td></tr>');
 2797:                 }
 2798:                 $r->print('<tr><td>&nbsp;</td><td colspan="3">');
 2799:                 $r->print(&Apache::lonhtmlcommon::start_pick_box());
 2800:                 $r->print(<<"END");
 2801:    <tr bgcolor="$tabcol">
 2802:     <th><b>$lt{'full'}</th>
 2803:     <th><b>$lt{'user'}</th>
 2804:     <th>$lt{'doma'}</th>
 2805:     <th colspan="$numtools">$lt{'addp'}</th>
 2806:   </tr>
 2807: END
 2808:                 &member_privs_entries($r,$tabcol,$rowColor1,$rowColor2,
 2809:                                       $usertools,$toolprivs,$fixedprivs,
 2810:                                       $userdata,$idx,\@showtools,\@defprivs,
 2811:                                       \@excluded);
 2812:                 $r->print('</td>');
 2813:                 $r->print(&Apache::lonhtmlcommon::end_pick_box());
 2814:                 $r->print('</td></tr>
 2815:  <tr>
 2816:   <td colspan="4">&nbsp;</td>
 2817:  </tr>
 2818: ');
 2819:             } else {
 2820:                 $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'forf'}.
 2821:                           '<br />');
 2822:                 &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
 2823:                             $toolprivs,\@defprivs);
 2824:             }
 2825:         } else {
 2826:             if (keys(%{$usertools}) > 0) {
 2827:                 $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'algr'}.
 2828:                           '<br /><br />');
 2829:                 &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
 2830:                             $toolprivs,\@defprivs);
 2831:             } else {
 2832:                 $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'asno'}.
 2833:                           '<br />');
 2834:             }
 2835:         }
 2836:     } else {
 2837:         $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'asng'});
 2838:     }
 2839:     return $numchgs;
 2840: }
 2841: 
 2842: sub process_request {
 2843:     my ($r,$cdom,$cnum,$tabcol,$action,$state,$page,$groupname,$description,
 2844:         $specificity,$userdata,$startdate,$enddate,$tools,$functions,$toolprivs,
 2845:         $usertools,$idx,$types,$roles,$sections,$states,$navbuttons,$memchg,
 2846:         $sectioncount,$stored,$rowColor1,$rowColor2,$gpterm,$ucgpterm,
 2847:         $crstype) = @_;
 2848: 
 2849:     $r->print(&Apache::lonhtmlcommon::echo_form_input(
 2850:                                  ['origin','action','state','page','sortby']));
 2851: 
 2852:     my $earlyout = &validate_groupname($groupname,$action,$cdom,$cnum,$gpterm,
 2853:                                        $ucgpterm,$crstype);
 2854:     if ($earlyout) {
 2855:         $r->print('
 2856: <table width="100%" cellpadding="0" cellspacing="0" border="0">
 2857:  <tr>
 2858:   <td>&nbsp;</td>
 2859:   <td colspan="3">
 2860: '.$earlyout.'</td></tr>');
 2861:         &display_navbuttons($r,$state,$$states{$action}[$page-1],
 2862:                             $$navbuttons{'gtps'});
 2863:         $r->print('</table>');
 2864:         return;
 2865:     }
 2866: 
 2867:     my @defprivs = ();
 2868:     if ($action eq 'create' || $state eq 'chgresult') { 
 2869:         if (defined($env{'form.defpriv'})) {
 2870:             @defprivs = &Apache::loncommon::get_env_multiple('form.defpriv');
 2871:         }
 2872:         if ($state eq 'chgresult') {
 2873:             my @okprivs = ();
 2874:             foreach my $tool (@{$tools}) {
 2875:                 foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 2876:                     push(@okprivs,$priv);
 2877:                 }
 2878:             }
 2879:             my @temp = ();
 2880:             foreach my $defpriv (@defprivs) {
 2881:                 if (grep/^$defpriv$/,@okprivs) {
 2882:                     push(@temp,$defpriv);
 2883:                 }
 2884:             }
 2885:             @defprivs = @temp; 
 2886:         }
 2887:     } else {
 2888:         if (defined($$stored{'defpriv'})) {
 2889:             @defprivs = @{$$stored{'defpriv'}};
 2890:         }
 2891:     }
 2892: 
 2893:     my $outcome;
 2894:     if ($action eq 'create' || $state eq 'chgresult') {
 2895:         $outcome = &write_group_data($r,$cdom,$cnum,$action,$state,$groupname,
 2896:                                      $description,$startdate,$enddate,
 2897:                                      $specificity,$functions,$tools,
 2898:                                      $sectioncount,$roles,$types,$sections,
 2899:                                      \@defprivs,$stored,$gpterm,$ucgpterm,
 2900:                                      $crstype); 
 2901:     }
 2902:     if (($action eq 'create' && $outcome eq 'ok') || (($action eq 'modify') && 
 2903:        (($state eq 'memresult') || ($state eq 'addresult')))) {
 2904:         &process_membership($r,$cdom,$cnum,$action,$state,$groupname,$tools,
 2905:                             $enddate,$startdate,$userdata,$idx,$toolprivs,
 2906:                             $usertools,$specificity,\@defprivs,$memchg,$gpterm,
 2907:                             $ucgpterm);
 2908:     }
 2909:     return;
 2910: }
 2911: 
 2912: sub write_group_data {
 2913:     my ($r,$cdom,$cnum,$action,$state,$groupname,$description,$startdate,
 2914:         $enddate,$specificity,$functions,$tools,$sectioncount,$roles,$types,
 2915:         $sections,$defprivs,$stored,$gpterm,$ucgpterm,$crstype) = @_;
 2916:     my $now = time;
 2917:     my $creation = $now;
 2918:     my $creator = $env{'user.name'}.':'.$env{'user.domain'};
 2919:     if ($state eq 'chgresult') {
 2920:         $creation = $$stored{'creation'};
 2921:         $creator = $$stored{'creator'};
 2922:     }
 2923:     my $esc_description = &escape($description);
 2924:     my @single_attributes = ('description','functions','startdate','enddate',
 2925:                              'creation','modified','creator','granularity',
 2926:                              'specificity','autoadd','autodrop','quota');
 2927:     my @mult_attributes = ('roles','types','sectionpick','defpriv');
 2928: 
 2929:     my ($crsquota,$freespace,$maxposs) = &get_quota_constraints($action,
 2930:                                                                 $stored);
 2931:     my $quota = $env{'form.quota'};
 2932:     
 2933:     $quota =~ s/^\s*([^\s]*)\s*$/$1/;
 2934:     if ($quota eq '') {
 2935:         $quota = 0;
 2936:     }
 2937:     if ($quota !~ /^\d*\.?\d*$/) {
 2938:         $quota = 0;
 2939:         $r->print(&mt('The value you entered for the quota for the file repository in this [_1] contained invalid characters, so it has been set to 0 Mb. You can change this by modifying the [_1] settings.<br />',$gpterm));
 2940:     }
 2941:     if ($quota > $maxposs) {
 2942:         $quota = $maxposs;
 2943:         $r->print(&mt('The value you entered for the quota for the file repository in this [_1] exceeded the maximum possible value, so it has been set to [_2] Mb (the maximum possible value).<br />',$gpterm,$maxposs));
 2944:     }
 2945:     my %groupinfo = (
 2946:                      description => $esc_description,
 2947:                      startdate => $startdate,
 2948:                      enddate => $enddate,
 2949:                      creation => $creation,
 2950:                      modified => $now,
 2951:                      creator => $creator,
 2952:                      granularity => $env{'form.granularity'},
 2953:                      specificity => $specificity,
 2954:                      autoadd => $env{'form.autoadd'},
 2955:                      autodrop => $env{'form.autodrop'},
 2956:                      quota => $quota,
 2957:                    );
 2958: 
 2959:     foreach my $func (keys(%{$functions})) {
 2960:         my $status;
 2961:         if (grep(/^$func$/,@{$tools})) {
 2962:             $status = 'on';
 2963:         } else {
 2964:             $status = 'off';
 2965:         }
 2966:         $groupinfo{'functions'} .=  qq|<name id="$func">$status</name>|;
 2967:     }
 2968: 
 2969:     $groupinfo{'roles'} = $roles;
 2970:     $groupinfo{'types'} = $types;
 2971:     $groupinfo{'sectionpick'} = $sections;
 2972:     $groupinfo{'defpriv'} = $defprivs;
 2973: 
 2974:     my %groupsettings = ();
 2975:     foreach my $item (@single_attributes) {
 2976:         $groupsettings{$groupname} .= qq|<$item>$groupinfo{$item}</$item>|;
 2977:     }
 2978:     foreach my $item (@mult_attributes) {
 2979:         foreach my $entry (@{$groupinfo{$item}}) {
 2980:             $groupsettings{$groupname} .= qq|<$item>$entry</$item>|;
 2981:         }
 2982:     }
 2983:     my $autosec;
 2984:     my @autorole = &Apache::loncommon::get_env_multiple('form.autorole');
 2985: 
 2986:     foreach my $role (@autorole) {
 2987:         if (defined($env{'form.sec_'.$role})) {
 2988:             my @autosections=&Apache::loncommon::get_env_multiple('form.sec_'.
 2989:                                                                   $role);
 2990:             $autosec .= '<role id="'.$role.'">';
 2991:             foreach my $sec (@autosections) {
 2992:                 $autosec .= '<section>'.$sec.'</section>';
 2993:             }
 2994:             $autosec .= '</role>';
 2995:         }
 2996:     }
 2997:     if ($autosec) {
 2998:         $groupsettings{$groupname} .= qq|<autosec>$autosec</autosec>|;
 2999:     }
 3000:     my $result = &Apache::lonnet::modify_coursegroup($cdom,$cnum,
 3001:                                                      \%groupsettings);
 3002: 
 3003:     if ($result eq 'ok') {
 3004:         if ($action eq 'create') {
 3005:             my $result = &add_group_folder($cdom,$cnum,$now,$groupname,$action,
 3006:                                            $description,$tools,\%groupinfo,
 3007:                                            $gpterm,$ucgpterm,$crstype);
 3008:             if ($result ne 'ok') {
 3009:                 $r->print(&mt('A problem occurred when creating folders for the new [_1]. [_2].<br />',$gpterm,$result));
 3010:             }
 3011:             $r->print(&mt('[_1] [_2] was created.<br />',$ucgpterm,$groupname));
 3012:         } else {
 3013:             $r->print(&mt('[_1] [_2] was updated.<br />',$ucgpterm,$groupname));
 3014:         }
 3015:     } else {
 3016:         my %actiontype = (
 3017:                           'create' => 'creating',
 3018:                           'modify' => 'modifying',
 3019:                          );
 3020:         &Apache::lonnet::logthis("Failed to store $gpterm $groupname ".
 3021:                                  'in '.lc($crstype).': '.$cnum.
 3022:                                  ' in domain: '.$cdom);
 3023:         $r->print(&mt('An error occurred when [_1] the [_2]. '.
 3024:                       'Please try again.',$actiontype{$action},$gpterm));
 3025:     }
 3026:     return $result;
 3027: }
 3028: 
 3029: sub process_membership {
 3030:     my ($r,$cdom,$cnum,$action,$state,$groupname,$tools,$enddate,$startdate,
 3031:         $userdata,$idx,$toolprivs,$usertools,$specificity,$defprivs,$memchg,
 3032:         $gpterm,$ucgpterm)=@_;
 3033:     my %usersettings = ();
 3034:     my %added= ();
 3035:     my %failed = ();
 3036:     my $num_ok = 0;
 3037:     my $num_fail = 0;
 3038:     my %group_privs = ();
 3039:     my %curr_privs = ();
 3040:     my %curr_start = ();
 3041:     my %curr_end = ();
 3042:     my %tooltype = ();
 3043: 
 3044:     foreach my $tool (@{$tools}) {
 3045:         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 3046:             $tooltype{$priv} = $tool;
 3047:             if ($specificity eq 'Yes') {
 3048:                 my @users =
 3049:                   &Apache::loncommon::get_env_multiple('form.userpriv_'.$priv);
 3050:                 foreach my $user (@users) {
 3051:                     $group_privs{$user} .= $priv.':';
 3052:                     if ($state eq 'memresult') { 
 3053:                         unless (exists($$usertools{$user}{$tool})) {
 3054:                             $$usertools{$user}{$tool} = 1;
 3055:                         }
 3056:                     }
 3057:                 }
 3058:             } else {
 3059:                 if (@{$defprivs} > 0) {
 3060:                     if (grep/^\Q$priv\E$/,@{$defprivs}) {
 3061:                         foreach my $user (sort(keys(%{$usertools}))) {
 3062:                             if ($$usertools{$user}{$tool}) {
 3063:                                 $group_privs{$user} .= $priv.':';
 3064:                             }
 3065:                         }
 3066:                     }
 3067:                 }
 3068:             }
 3069:         }
 3070:     }
 3071:     foreach my $user (keys(%group_privs)) {
 3072:         $group_privs{$user} =~ s/:$//;
 3073:     }
 3074: 
 3075:     my $now = time;
 3076:     my @activate = ();
 3077:     my @expire = ();
 3078:     my @deletion = ();
 3079:     my @reenable = ();
 3080:     my @unchanged = ();
 3081:     if ($state eq 'memresult') {
 3082:         if (ref($$memchg{'activate'}) eq 'ARRAY') {
 3083:             @activate = @{$$memchg{'activate'}};
 3084:         }
 3085:         if (ref($$memchg{'expire'}) eq 'ARRAY') {
 3086:             @expire = @{$$memchg{'expire'}};
 3087:         }
 3088:         if (ref($$memchg{'deletion'}) eq 'ARRAY') {
 3089:             @deletion = @{$$memchg{'deletion'}};
 3090:         }
 3091:         if (ref($$memchg{'reenable'}) eq 'ARRAY') {
 3092:             @reenable = @{$$memchg{'reenable'}};
 3093:         }
 3094:         my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
 3095:                                                                  $groupname);
 3096:         foreach my $key (sort(keys(%membership))) {
 3097:             if ($key =~ /^\Q$groupname\E:([^:]+:[^:]+)$/) {
 3098:                 ($curr_end{$1},$curr_start{$1},$curr_privs{$1}) = 
 3099:                                                 split(/:/,$membership{$key},3);
 3100:             }
 3101:         }
 3102:         if (@expire + @deletion > 0) {
 3103:             foreach my $user (@expire) {
 3104:                 my $savestart = $curr_start{$user};
 3105:                 if ($savestart > $now) {
 3106:                     $savestart = $now;
 3107:                 }
 3108:                 $usersettings{$groupname.':'.$user} = $now.':'.$savestart.':'.
 3109:                                                       $curr_privs{$user};
 3110:                 if (&Apache::lonnet::modify_group_roles($cdom,$cnum,$groupname,
 3111:                                                        $user,$now,$savestart,
 3112:                                                        $curr_privs{$user}) eq 'ok') {
 3113:                     push(@{$added{'expired'}},$user);
 3114:                     $num_ok ++;
 3115:                 } else {
 3116:                     push(@{$failed{'expired'}},$user);
 3117:                     $num_fail ++;
 3118:                 }
 3119:             }
 3120:             foreach my $user (@deletion) {
 3121:                 $usersettings{$groupname.':'.$user} = $now.':-1:';
 3122:                 if (&Apache::lonnet::modify_group_roles($cdom,$cnum,$groupname,
 3123:                                                        $user,$now,'-1','')
 3124:                                                          eq 'ok') {
 3125:                     push(@{$added{'deleted'}},$user);
 3126:                     $num_ok ++;
 3127:                 } else {
 3128:                     push(@{$failed{'deleted'}},$user);
 3129:                     $num_fail ++;
 3130:                 }
 3131:             }
 3132:         }
 3133:     }
 3134: 
 3135:     foreach my $user (sort(keys(%{$usertools}))) {
 3136:         if ((grep(/^$user$/,@expire)) || (grep(/^$user$/,@deletion))) {
 3137:             next;
 3138:         }
 3139:         my $type;
 3140:         my $start = $startdate;
 3141:         my $end = $enddate;
 3142:         if ($state eq 'memresult') {
 3143:             if ($curr_privs{$user} eq $group_privs{$user}) {
 3144:                push(@unchanged,$user);
 3145:                next;
 3146:             }
 3147:             if (exists($curr_start{$user})) {
 3148:                 $start = $curr_start{$user};
 3149:             }
 3150:             if (exists($curr_end{$user})) {
 3151:                 $end = $curr_end{$user};
 3152:             }
 3153:             $type = 'modified';
 3154:             if (@activate > 0) {
 3155:                 if (grep/^$user$/,@activate) {
 3156:                     $start = $now;
 3157:                     $end = $enddate;
 3158:                     $type = 'activated';
 3159:                 }
 3160:             }
 3161:             if (@reenable > 0) {
 3162:                 if (grep/^$user$/,@reenable) {
 3163:                     $start = $startdate;
 3164:                     $end = $enddate;
 3165:                     $type = 'reenabled';
 3166:                 }
 3167:             }
 3168:         } else {
 3169:             $type = 'added';
 3170:         }
 3171:         $usersettings{$groupname.':'.$user} = $end.':'.$start.':'.
 3172:                                               $group_privs{$user};
 3173:         if (&Apache::lonnet::modify_group_roles($cdom,$cnum,$groupname,
 3174:                                                 $user,$end,$start,
 3175:                                                 $group_privs{$user}) eq 'ok') {
 3176:             push(@{$added{$type}},$user);
 3177:             $num_ok ++;
 3178:         } else {
 3179:             push(@{$failed{$type}},$user);
 3180:             $num_fail ++;
 3181:         }
 3182:     }
 3183:     my $roster_result = &Apache::lonnet::modify_coursegroup_membership($cdom,
 3184:                                                        $cnum,\%usersettings);
 3185:     if ($num_ok) {
 3186:         foreach my $type (sort(keys(%added))) { 
 3187:             $r->print(&mt('The following users were successfully [_1]',$type));
 3188:             if (!($type eq 'deleted' || $type eq 'expired')) {   
 3189:                 $r->print(&mt(' with the following privileges'));
 3190:             }
 3191:             $r->print(':<br />');
 3192:             foreach my $user (@{$added{$type}}) {
 3193:                 my $privlist = '';
 3194:                 if (!($type eq 'deleted' ||  $type eq 'expired')) {
 3195:                     $privlist = ': ';
 3196:                     my @privs = split(/:/,$group_privs{$user});
 3197:                     my $curr_tool = '';
 3198:                     foreach my $priv (@privs) {
 3199:                         unless ($curr_tool eq $tooltype{$priv}) {
 3200:                             $curr_tool = $tooltype{$priv};
 3201:                             $privlist .= '<b>'.$curr_tool.'</b>: ';
 3202:                         }
 3203:                         $privlist .= $$toolprivs{$curr_tool}{$priv}.', ';
 3204:                     }
 3205:                     $privlist =~ s/, $//;
 3206:                 }
 3207:                 $r->print($$userdata{$user}[$$idx{fullname}].'&nbsp;-&nbsp;'.$user.$privlist.'<br />');
 3208:             }
 3209:             $r->print('<br />');
 3210:         }
 3211:     }
 3212:     if ($num_fail) {
 3213:         foreach my $type (sort(keys(%failed))) {
 3214:             $r->print(&mt('The following users could not be [_1], because an error occurred:<br />',$type));
 3215:             foreach my $user (@{$failed{$type}}) {
 3216:                 $r->print($$userdata{$user}[$$idx{fullname}].' - '.$user.'<br />');
 3217:             }
 3218:         }
 3219:         $r->print('<br />');
 3220:     }
 3221:     if (@unchanged > 0) {
 3222:         $r->print(&mt('No change occurred for the following users:<br />'));
 3223:         foreach my $user (sort(@unchanged)) {
 3224:             $r->print($$userdata{$user}[$$idx{fullname}].' - '.$user.'<br />');
 3225:         }
 3226:         $r->print('<br />');
 3227:     }
 3228:     if ($roster_result eq 'ok') {
 3229:         $r->print('<br />'.&mt('[_1] membership list updated.',$ucgpterm));
 3230: 	$r->print('<p>'.&mt("For full access to all of [_1]'s privileges, users will need to log out and log back in.",$groupname).'</p>');
 3231:     } else {
 3232:         $r->print('<br />'.&mt('An error occurred while updating the [_1] membership list -',$gpterm).$roster_result.'<br />');
 3233:     }
 3234:     return;
 3235: }
 3236: 
 3237: sub mapping_options {
 3238:     my ($r,$action,$formname,$page,$tabcol,$sectioncount,$states,$stored,
 3239:         $navbuttons,$img1,$img2,$rowColor1,$rowColor2,$gpterm,$ucgpterm,
 3240:         $crstype) = @_;
 3241:     my %lt = &Apache::lonlocal::texthash(
 3242:         'auto' => "Settings for automatic $gpterm enrollment",
 3243:         'gmma' => "$ucgpterm membership mapping to specific sections/roles",
 3244:         'endi' => "Enable/disable automatic $gpterm enrollment for ".
 3245:                           "users in specified roles and sections",
 3246:         'adds'  => "If automatic $gpterm enrollment is enabled, when a user is assigned a ".lc($crstype)."-wide or section-specific role, he/she will automatically be added as a member of the $gpterm, with start and end access dates defined by the default dates set for the $gpterm, unless he/she is already a $gpterm member, with access dates that permit either current or future $gpterm access.",
 3247:         'drops'  => "If automatic $gpterm disenrollment is enabled, when a user's role is expired, access to the $gpterm will be terminated unless the user continues to have other ".lc($crstype)."-wide or section-specific active or future roles which receive automatic membership in the $gpterm.",
 3248:         'pirs' => "Pick roles and sections for automatic $gpterm enrollment",
 3249:         'curr' => 'Currently set to',
 3250:         'on' => 'on',
 3251:         'off' => 'off',
 3252:         'auad' => "Automatically enable $gpterm membership when roles are added?",
 3253:         'auex' => "Automatically expire $gpterm membership when roles are removed?",
 3254:         'mapr' => "Mapping of roles and sections affected by automatic $gpterm enrollment/disenrollment follows scheme chosen below.",
 3255:     );
 3256:     &automapping($r,$action,$tabcol,$stored,\%lt,$img1);
 3257:     $r->print('
 3258:    <tr>
 3259:     <td colspan="4">&nbsp;</td>
 3260:    </tr>');
 3261:     &mapping_settings($r,$tabcol,$rowColor1,$rowColor2,$sectioncount,\%lt,
 3262:                       $stored,$img2,$crstype);
 3263:     return;
 3264: }
 3265: 
 3266: sub automapping {
 3267:     my ($r,$action,$tabcol,$stored,$lt,$image) = @_;
 3268:     my $add = 'off';
 3269:     my $drop = 'off';
 3270:     if (exists($$stored{'autoadd'})) {
 3271:         $add = $$stored{'autoadd'};
 3272:     }
 3273:     if (exists($$stored{'autodrop'})) {
 3274:         $drop = $$stored{'autodrop'};
 3275:     }
 3276:     &topic_bar($r,$tabcol,$image,$$lt{'endi'});
 3277:     $r->print('
 3278:   <tr>
 3279:    <td>&nbsp;</td>
 3280:    <td colspan="3">
 3281:     <b>'.$$lt{'gmma'}.':</b><br />'.$$lt{'adds'}.'<br />'.$$lt{'drops'}.'<br />
 3282:    </td>
 3283:   </tr>
 3284:   <tr>
 3285:    <td colspan="4">&nbsp;</td>
 3286:   </tr>
 3287:   <tr>
 3288:    <td>&nbsp;</td>
 3289:    <td colspan="3">
 3290:    <nobr>'.$$lt{'auad'}.':&nbsp;
 3291:     <label><input type="radio" name="autoadd" value="on" />on&nbsp;&nbsp;</label><label><input type="radio" name="autoadd" value="off" checked="checked" />off</label>');
 3292:     if ($action eq 'modify') {
 3293:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;('.$$lt{'curr'}.' <b>'.$$lt{$add}.'</b>)');
 3294:     }
 3295:     $r->print('
 3296:     </nobr>
 3297:    </td>
 3298:   </tr>
 3299:   <tr>
 3300:    <td>&nbsp;</td>
 3301:    <td colspan="3">
 3302:     <nobr>'.$$lt{'auex'}.':&nbsp;
 3303:     <label><input type="radio" name="autodrop" value="on" />on&nbsp;&nbsp;</label><label><input type="radio" name="autodrop" value="off" checked="checked" />off</label>');
 3304:     if ($action eq 'modify') {
 3305:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;('.$$lt{'curr'}.' <b>'.$$lt{$drop}.'</b>)');
 3306:     }
 3307:     $r->print('</nobr>
 3308:    </td>
 3309:   </tr>
 3310:   <tr>
 3311:    <td colspan="4">&nbsp;</td>
 3312:   </tr>
 3313:   <tr>
 3314:    <td>&nbsp;</td>
 3315:    <td colspan="3">'.$$lt{'mapr'}.'
 3316:    </td>
 3317:   </tr>
 3318: ');
 3319: }
 3320: 
 3321: sub mapping_settings {
 3322:     my ($r,$tabcol,$rowColor1,$rowColor2,$sectioncount,$lt,$stored,$image,
 3323:         $crstype) = @_;
 3324:     my @sections = keys(%{$sectioncount});
 3325:     if (@sections > 0) {
 3326:         @sections = sort {$a cmp $b} @sections;
 3327:         unshift(@sections,'none'); # Put 'no sections' next
 3328:         unshift(@sections,'all'); # Put 'all' at the front of the list
 3329:     }
 3330:     &topic_bar($r,$tabcol,$image,$$lt{'pirs'});
 3331:     $r->print('
 3332:    <tr>
 3333:     <td>&nbsp;</td>
 3334:     <td colspan="3">
 3335: ');
 3336:     my @roles = &standard_roles();
 3337:     my %customroles = &my_custom_roles();
 3338:     $r->print(&Apache::lonhtmlcommon::start_pick_box());
 3339:     $r->print('
 3340:                 <tr bgcolor="'.$tabcol.'">
 3341:                  <th>'.&mt('Active?').'</th>
 3342:                  <th>'.&mt('Role').'</th>');
 3343:     if (@sections > 0) {
 3344:         $r->print('<th>'.&mt('Sections').'</th></tr>'."\n");
 3345:     }
 3346:     my $rowNum = 0;
 3347:     my $rowColor;
 3348:     foreach my $role (@roles) {
 3349:         my $plrole=&Apache::lonnet::plaintext($role,$crstype);
 3350:         my $sections_sel;
 3351:         if (@sections > 0) {
 3352:             if ($role eq 'cc') {
 3353:                 $sections_sel = '<td align="right">'.
 3354:                                 &mt('all sections').'<input type="hidden" '. 
 3355:                                 'name="sec_cc" value="all" /></td>';
 3356:             } else { 
 3357:                 $sections_sel='<td align="right">'.
 3358:                               &sections_selection(\@sections,'sec_'.$role).
 3359:                               '</td>';
 3360:             }
 3361:         }
 3362:         if ($rowNum %2 == 1) {
 3363:             $rowColor = $rowColor1;
 3364:         } else {
 3365:             $rowColor = $rowColor2;
 3366:         }
 3367:         $r->print('<tr bgcolor="'.$rowColor.'"><td><input type="checkbox" '.
 3368:                   'name="autorole" value="'.$role.'"></td><td>'.$plrole.
 3369:                   '</td>'.$sections_sel.'</tr>');
 3370:         $rowNum ++;
 3371:     }
 3372:     foreach my $role (sort(keys(%customroles))) {
 3373:         my $sections_sel;
 3374:         if (@sections > 0) {
 3375:             $sections_sel = '<td>'.&sections_selection(\@sections,'sec_'.$role).
 3376:                                                                         '</td>';
 3377:         }
 3378:         if ($rowNum %2 == 1) {
 3379:             $rowColor = $rowColor1;
 3380:         } else {
 3381:             $rowColor = $rowColor2;
 3382:         }
 3383:         $r->print('<tr bgcolor="'.$rowColor.'"><td><input type="checkbox" '.
 3384:                   'value="'.$role.'"></td><td>'.$role.'</td>'.
 3385:                   $sections_sel.'</tr>');
 3386:         $rowNum ++;
 3387:     }
 3388:     $r->print(&Apache::lonhtmlcommon::end_pick_box());
 3389:     return;
 3390: }
 3391: 
 3392: sub standard_roles {
 3393:     my @roles = ('cc','in','ta','ep','st');
 3394:     return @roles;
 3395: }
 3396: 
 3397: sub my_custom_roles {
 3398:     my %returnhash=();
 3399:     my %rolehash=&Apache::lonnet::dump('roles');
 3400:     foreach (keys %rolehash) {
 3401:         if ($_=~/^rolesdef\_(\w+)$/) {
 3402:             $returnhash{$1}=$1;
 3403:         }
 3404:     }
 3405:     return %returnhash;
 3406: }
 3407: 
 3408: sub modify_menu {
 3409:     my ($r,$groupname,$page,$gpterm) = @_;
 3410:     my @menu =
 3411:         (
 3412:           { text => "Modify default $gpterm settings",
 3413:             help => 'Course_Modify_Group',
 3414:             state => 'change_settings',
 3415:             branch => 'settings',
 3416:             },
 3417:           { text => 'Modify access, tools and/or privileges for previous, '.
 3418:                     'future, or current members',
 3419:             help => 'Course_Modify_Group_Membership',
 3420:             state => 'change_members',
 3421:             branch => 'members',
 3422:             },
 3423:           { text => "Add member(s) to the $gpterm",
 3424:             help => 'Course_Group_Add_Members',
 3425:             state => 'add_members',
 3426:             branch => 'adds',
 3427:             },
 3428:           );
 3429:     my $menu_html = '';
 3430:     foreach my $menu_item (@menu) {
 3431:         $menu_html .=
 3432:         '<p><font size="+1"><a href="/adm/coursegroups?action=modify&refpage='.$env{'form.refpage'}.'&groupname='.$groupname.'&state='.$menu_item->{'state'}.'&branch='.$menu_item->{'branch'}.'">';
 3433:         $menu_html.= &mt($menu_item->{'text'}).'</a></font>';
 3434:         if (exists($menu_item->{'help'})) {
 3435:             $menu_html.=
 3436:                 &Apache::loncommon::help_open_topic($menu_item->{'help'});
 3437:         }
 3438:         $menu_html.='</p>'.$/;
 3439:     }
 3440:     $r->print($menu_html);
 3441:     return;
 3442: }
 3443: 
 3444: sub member_privs_entries {
 3445:     my ($r,$tabcol,$rowColor1,$rowColor2,$usertools,$toolprivs,
 3446:         $fixedprivs,$userdata,$idx,$showtools,$defprivs,$excluded) = @_;
 3447:     my $rowColor;
 3448:     my $rowNum = 0;
 3449:     foreach my $user (sort(keys(%{$usertools}))) {
 3450:         if (defined($excluded)) {
 3451:             if (ref($excluded) eq 'ARRAY') {
 3452:                 if (grep/^$user$/,@{$excluded}) {
 3453:                     next;
 3454:                 }
 3455:             }
 3456:         }
 3457:         my ($uname,$udom) = split(/:/,$user);
 3458:         if ($rowNum %2 == 1) {
 3459:             $rowColor = $rowColor1;
 3460:         } else {
 3461:             $rowColor = $rowColor2;
 3462:         }
 3463:         $r->print('<tr bgcolor="'.$rowColor.'">
 3464:                 <td>'.$$userdata{$user}[$$idx{fullname}].'</td>
 3465:                 <td>'.$uname.'</td>
 3466:                 <td>'.$udom.'</td>
 3467:                 <td valign="top"><table><tr><td><b>Function</b></td></tr><tr><td><b>Fixed</b></td></tr><tr><td><b>Optional</b></td></tr></table></td>');
 3468:         foreach my $tool (@{$showtools}) {
 3469:             if (exists($$usertools{$user}{$tool})) {
 3470:                 $r->print('<td valign="top"><table><tr bgcolor="'.$tabcol.'"><td colspan="2" align="center"><b>'.$tool.'</b></td></tr>');
 3471:                 my $privcount = 0;
 3472:                 my $fixed = '';
 3473:                 my $dynamic = '';
 3474:                 foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
 3475:                     if (exists($$fixedprivs{$tool}{$priv})) {
 3476:                         $fixed .= '<input type="hidden" name="userpriv_'.$priv.'" value="'.$user.'" />'.$$toolprivs{$tool}{$priv}.'&nbsp;';
 3477:                     } else {
 3478:                         $privcount ++;
 3479:                         if ($privcount == 3) {
 3480:                             $dynamic .= '</tr><tr>';
 3481:                         }
 3482:                         $dynamic .='<td><nobr><label><input type="checkbox" '.
 3483:                                'name="userpriv_'.$priv.'" value="'.$user.'"';
 3484:                         if (grep/^\Q$priv\E$/,@{$defprivs}) {
 3485:                             $dynamic .= ' checked="checked" ';
 3486:                         }
 3487:                         $dynamic .= ' />'.$$toolprivs{$tool}{$priv}.
 3488:                                     '</label></nobr></td>';
 3489:                     }
 3490:                 }
 3491:                 $r->print('<tr><td colspan="2"><nobr>'.$fixed.'</nobr></td></tr><tr>'.$dynamic.'</tr></table></td>');
 3492:             } else {
 3493:                 $r->print('<td valign="top"><table width="100%"><tr bgcolor="'.$tabcol.'"><td colspan="2" align="center"><b>'.$tool.'</b></td></tr><tr><td>&nbsp;</td></tr><tr><td>&nbsp;</td></tr></table></td>');
 3494:             }
 3495:         }
 3496:         $rowNum ++;
 3497:     }
 3498: }
 3499: 
 3500: sub get_dates_from_form {
 3501:     my $startdate;
 3502:     my $enddate;
 3503:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
 3504:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
 3505:     if ( exists ($env{'form.no_end_date'}) ) {
 3506:         $enddate = 0;
 3507:     }
 3508:     return ($startdate,$enddate);
 3509: }
 3510: 
 3511: sub date_setting_table {
 3512:     my ($starttime,$endtime,$formname) = @_;
 3513:     my $startform = &Apache::lonhtmlcommon::date_setter($formname,
 3514:                                                       'startdate',$starttime);
 3515:     my $endform = &Apache::lonhtmlcommon::date_setter($formname,
 3516:                                                       'enddate',$endtime);
 3517:     my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date" />
 3518:                                                 no ending date</label></nobr>';
 3519:     my $start_table = '';
 3520:     $start_table .= "<table>\n";
 3521:     $start_table .= '<tr><td align="right">Default starting date for 
 3522:                                            member access</td>'.
 3523:         '<td>'.$startform.'</td>'.
 3524:         '<td>&nbsp;</td>'."</tr>\n";
 3525:     $start_table .= "</table>";
 3526:     my $end_table = '';
 3527:     $end_table .= "<table>\n";
 3528:     $end_table .= '<tr><td align="right">Default ending date for 
 3529:                                          member access</td>'.
 3530:         '<td>'.$endform.'</td>'.
 3531:         '<td>'.$perpetual.'</td>'."</tr>\n";
 3532:     $end_table .= "</table>\n";
 3533:     return ($start_table, $end_table);
 3534: }
 3535: 
 3536: sub add_group_folder {
 3537:     my ($cdom,$cnum,$now,$groupname,$action,$description,$tools,$groupinfo,
 3538:         $gpterm,$ucgpterm,$crstype) = @_;
 3539:     if ($cdom eq '' || $cnum eq '') {
 3540:         return &mt('Error: invalid course domain or number - group folder creation failed');  
 3541:     }
 3542:     my ($outcome,$allgrpsmap,$grpmap,$boardsmap,$grppage);
 3543:     my $navmap = Apache::lonnavmaps::navmap->new();
 3544:     my $crspath = '/uploaded/'.$cdom.'/'.$cnum.'/';
 3545:     $allgrpsmap = $crspath.'default_0.sequence';
 3546:     my $topmap = $navmap->getResourceByUrl($allgrpsmap);
 3547:     undef($navmap);
 3548:     if ($action eq 'create') {
 3549:     # check if default_0.sequence exists.
 3550:         if (!$topmap) {
 3551:             my $grpstitle = &mt('[_1] [_2]',$crstype,$ucgpterm);
 3552:             my $topmap_url = '/'.$env{'course.'.$env{'request.course.id'}.'.url'};
 3553:             $topmap_url =~ s|/+|/|g;
 3554:             if ($topmap_url =~ m|^/uploaded|) {
 3555:                 $outcome = &map_updater($cdom,$cnum,'default_0.sequence',
 3556:                                         'toplevelgroup',$grpstitle,$topmap_url);
 3557:                 if ($outcome ne 'ok') {
 3558:                     return $outcome;
 3559:                 }
 3560:             } else {
 3561:                 $outcome = &mt('Non-standard course - group folder not added.');
 3562:                 return $outcome;
 3563:             }
 3564:         }
 3565:         my $grpfolder = &mt('[_1] Folder -',$ucgpterm,).$description;
 3566:         $grppage='/adm/'.$cdom.'/'.$cnum.'/'.$groupname.'/grppg';
 3567:         my $grptitle = &mt('Group homepage').' - '.$description;
 3568:         my ($seqid,$discussions,$disctitle);
 3569:         my $outcome = &map_updater($cdom,$cnum,'default_'.$now.'.sequence',
 3570:                                    'grpseq',$grpfolder,$allgrpsmap,$grppage,
 3571:                                    $grptitle);
 3572:         if ($outcome ne 'ok') {
 3573:             return $outcome;
 3574:         }
 3575:         my $pageout = &create_homepage($cdom,$cnum,$groupname,$groupinfo,
 3576:                                        $tools,$gpterm,$ucgpterm,$now);
 3577:         # Link to folder for bulletin boards
 3578:         $grpmap = $crspath.'default_'.$now.'.sequence';
 3579:         if (grep/^discussion$/,@{$tools}) {
 3580:             $seqid = $now + 1;
 3581:             $disctitle = &mt('Discussion Boards');
 3582:             my $outcome = &map_updater($cdom,$cnum,'default_'.$seqid.
 3583:                                        '.sequence','bbseq',$disctitle,$grpmap);
 3584:             if ($outcome ne 'ok') {
 3585:                 return $outcome;
 3586:             }
 3587:             $boardsmap = $crspath.'default_'.$seqid.'.sequence';
 3588:         }
 3589:     } else {
 3590:         #modify group folder if status of discussions tools is changed
 3591:     }
 3592:     my ($furl,$ferr)= &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
 3593:     $navmap = Apache::lonnavmaps::navmap->new();
 3594:     # modify parameters
 3595:     my $parm_result;
 3596:     if ($action eq 'create') {
 3597:         if ($allgrpsmap) { 
 3598:             $parm_result .= &parm_setter($navmap,$cdom,$allgrpsmap,$groupname);
 3599:         }
 3600:         if ($grpmap) {
 3601:             $parm_result .= &parm_setter($navmap,$cdom,$grpmap,$groupname);
 3602:         }
 3603:         if ($grppage) {
 3604:             $parm_result .= &parm_setter($navmap,$cdom,$grppage,$groupname);
 3605:         }
 3606:         if ($boardsmap) {
 3607:             $parm_result .= &parm_setter($navmap,$cdom,$boardsmap,$groupname);
 3608:         }
 3609:     }
 3610:     if ($parm_result) {
 3611:         return $parm_result;
 3612:     } else {
 3613:         return 'ok';
 3614:     }
 3615: }
 3616: 
 3617: sub map_updater {
 3618:     my ($cdom,$cnum,$newfile,$itemname,$itemtitle,$parentmap,$startsrc,
 3619:         $starttitle,$endsrc,$endtitle) = @_;
 3620:     my $outcome;
 3621:     $env{'form.'.$itemname} = &new_map($startsrc,$starttitle,$endsrc,
 3622:                                        $endtitle);
 3623:     my $newmapurl=&Apache::lonnet::finishuserfileupload($cnum,$cdom,$itemname,
 3624:                                                         $newfile);
 3625:     if ($newmapurl !~ m|^/uploaded|) {
 3626:         $outcome = &mt('Error uploading new folder.')." ($newfile): $newmapurl".'<br />';
 3627:         return $outcome;
 3628:     } 
 3629:     my ($errtext,$fatal)=&Apache::lonratedt::mapread($parentmap);
 3630:     if ($fatal) {
 3631:         $outcome = &mt('Error reading contents of parent folder')." ($parentmap): $errtext".'<br />';
 3632:         return $outcome;
 3633:     } else {
 3634:         my $newidx=&Apache::lonratedt::getresidx($newmapurl);
 3635:         $Apache::lonratedt::resources[$newidx] = $itemtitle.':'.$newmapurl.
 3636:                                                  ':false:normal:res';
 3637:         $Apache::lonratedt::order[1+$#Apache::lonratedt::order]=$newidx;
 3638:         my ($outtext,$errtext) = &Apache::lonratedt::storemap($parentmap,1);
 3639:         if ($errtext) {
 3640:             $outcome = &mt('Error storing updated parent folder')." ($parentmap):  $errtext".'<br />';
 3641:             return $outcome;
 3642:         }
 3643:     }
 3644:     return 'ok';
 3645: }
 3646: 
 3647: sub new_map {
 3648:     my ($startsrc,$starttitle,$endsrc,$endtitle) = @_;
 3649:     my $newmapstr = '
 3650: <map>
 3651:  <resource id="1" src="'.$startsrc.'" type="start" title="'.$starttitle.'"></resource>
 3652:  <link from="1" to="2" index="1"></link>
 3653:  <resource id="2" src="'.$endsrc.'" type="finish" title="'.$endtitle.'"></resource>
 3654: </map>
 3655: ';
 3656:     return $newmapstr;
 3657: }
 3658: 
 3659: sub parm_setter {
 3660:     my ($navmap,$cdom,$url,$groupname) = @_;
 3661:     my $allresults;
 3662:     my %hide_settings = (
 3663:                            'course' =>  {
 3664:                                           'num' => 13,
 3665:                                           'set' => 'yes',
 3666:                                         },
 3667:                             'group' =>  {
 3668:                                           'num' => 5,
 3669:                                           'set' => 'no',
 3670:                                           'extra' => $groupname,
 3671:                                         },
 3672:                         );
 3673:     my $res = $navmap->getResourceByUrl($url);
 3674:     my $symb = $res->symb();
 3675:     foreach my $level (keys(%hide_settings)) {
 3676:         my $parmresult =  &Apache::lonparmset::storeparm_by_symb($symb,
 3677:                                                  '0_hiddenresource',
 3678:                                                  $hide_settings{$level}{'num'},
 3679:                                                  $hide_settings{$level}{'set'},
 3680:                                                  'string_yesno',undef,$cdom,
 3681:                                                  undef,undef,
 3682:                                                  $hide_settings{$level}{'extra'});
 3683:         if ($parmresult) {
 3684:             $allresults .= $level.': '.$parmresult;
 3685:         }
 3686:     }
 3687:     return $allresults;
 3688: }
 3689: 
 3690: sub create_homepage {
 3691:     my ($cdom,$cnum,$name,$groupinfo,$tools,$gpterm,$ucgpterm,$now) = @_;
 3692:     my $functionality = join(',',@{$tools});
 3693:     my $content = &unescape($$groupinfo{description});
 3694:     $content=~s/\s+$//s;
 3695:     $content=~s/^\s+//s;
 3696:     $content=~s/\<br\s*\/*\>$//s;
 3697:     $content=&Apache::lonfeedback::clear_out_html($content,1);
 3698: 
 3699:     my %pageinfo = (
 3700:                      'aaa_title' => "$ucgpterm: $name",
 3701:                      'abb_links' => $functionality,
 3702:                      'bbb_content' => $content,
 3703:                      'ccc_webreferences' => '',
 3704:                      'uploaded.lastmodified' => $now,
 3705:                    );
 3706:    my $putresult = &Apache::lonnet::put('grppage_'.$name,\%pageinfo,$cdom,$cnum);
 3707:    return $putresult;
 3708: }
 3709: 
 3710: sub check_uncheck_tools {
 3711:     my ($r,$available) = @_;
 3712:     if (ref($available) eq 'ARRAY') { 
 3713:         $r->print('
 3714: <script type="text/javascript">
 3715: function checkAllTools(formname) {
 3716: ');
 3717:         foreach my $tool (@{$available}) {
 3718:             $r->print('  checkAll(formname.user_'.$tool.');'."\n");
 3719:         }
 3720:         $r->print(' checkAll(formname.togglefunc);'."\n");
 3721:         $r->print('
 3722: }
 3723: function uncheckAllTools(formname) {
 3724: ');
 3725:         foreach my $tool (@{$available}) {
 3726:             $r->print('  uncheckAll(formname.user_'.$tool.');'."\n");
 3727:         }
 3728:         $r->print(' uncheckAll(formname.togglefunc);'."\n");
 3729:         $r->print('
 3730: }
 3731: function toggleTools(field,caller) {
 3732:      if (caller.checked) {
 3733:          checkAll(field);
 3734:      } else {
 3735:          uncheckAll(field);
 3736:      }
 3737:      return;   
 3738: }
 3739: </script>
 3740: ');
 3741:     }
 3742:     return;
 3743: }
 3744: 
 3745: sub validate_groupname {
 3746:     my ($groupname,$action,$cdom,$cnum,$gpterm,$ucgpterm,$crstype) = @_;
 3747:     my %sectioncount = &Apache::loncommon::get_sections($cdom,$cnum);
 3748:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
 3749: 
 3750:     my %lt = &Apache::lonlocal::texthash (
 3751:                       igna => "Invalid $gpterm name",
 3752:                       tgne => "The $gpterm name entered ",
 3753:                       grna => "$ucgpterm names and section names used in a ".
 3754:                                "$crstype must be unique.",
 3755:                       isno => "is not a valid name.",
 3756:                       gnmo => "$ucgpterm names may only contain letters, ". 
 3757:                               "numbers or underscores.",
 3758:                       cnnb => "can not be used as it is the name of ",
 3759:                       inth => " in this $crstype", 
 3760:                       thgr => "- does not correspond to the name of an ".
 3761:                               "existing $gpterm",    
 3762:     );
 3763: 
 3764:     my $exitmsg = '<b>'.$lt{'igna'}.'</b><br /><br />'.$lt{'tgne'}.' "'.
 3765:                   $groupname.'" ';
 3766:     my $dupmsg = $lt{'grna'};
 3767:     my $earlyout;
 3768:     if (($groupname eq '') || ($groupname =~ /\W/)) {
 3769:         $earlyout = $exitmsg.$lt{'isno'}.'<br />'.$lt{'gnmo'};
 3770:         return $earlyout;
 3771:     }
 3772:     if (exists($sectioncount{$groupname})) {
 3773: 	return $exitmsg.$lt{'cnnb'}.&mt('a section').$lt{'inth'}.
 3774: 	    '<br />'.$lt{'grna'};
 3775:     }
 3776:     if ($action eq 'create' 
 3777: 	&& exists($curr_groups{$groupname})) {
 3778: 
 3779: 	return $exitmsg.$lt{'cnnb'}.&mt('an existing [_1]',$gpterm).
 3780: 	    $lt{'inth'}.'<br />'.$lt{'grna'};
 3781: 
 3782:     } elsif ($action eq 'modify') {
 3783:         unless(exists($curr_groups{$groupname})) {
 3784:             $earlyout = &mt('[_1] name:',$ucgpterm).' '.$groupname.$lt{'thgr'}.
 3785:                         $lt{'inth'};
 3786:             return $earlyout;
 3787:         }
 3788:     }
 3789:     return;
 3790: }
 3791: 
 3792: sub topic_bar {
 3793:     my ($r,$tabcol,$imgnum,$title) = @_;
 3794:     $r->print('
 3795:  <tr bgcolor="'.$tabcol.'">
 3796:   <td>&nbsp;</td>
 3797:   <td valign="middle" align="left">
 3798:    <nobr>
 3799:     <img src="/res/adm/pages/bl_step'.$imgnum.'.gif" valign="middle">&nbsp;
 3800:    </nobr>
 3801:   </td>
 3802:   <th align="left"><nobr>'.$title.'<nobr>
 3803:   </th>
 3804:   <td width="100%">&nbsp;</td>
 3805:  </tr>
 3806:  <tr>
 3807:   <td colspan="4">&nbsp;</td>
 3808:  </tr>
 3809: ');
 3810:     return;
 3811: }
 3812: 
 3813: sub check_changes {
 3814:     my ($member_changes,$memchg) = @_;
 3815:     my %exclusions;
 3816:     @{$exclusions{'changefunc'}} = ('expire');
 3817:     @{$exclusions{'changepriv'}} = ('expire','changefunc');
 3818: 
 3819:     foreach my $change (@{$member_changes}) {
 3820:         if ($change eq 'deletion') {
 3821:             next;
 3822:         }
 3823:         my @checks = ('deletion');
 3824:         if (exists($exclusions{$change})) {
 3825:             push(@checks,@{$exclusions{$change}});
 3826:         }
 3827:         my @temp = ();
 3828:         foreach my $item (@{$$memchg{$change}}) {
 3829:             my $match = 0;
 3830:             foreach my $check (@checks) {
 3831:                 if (defined($$memchg{$check})) { 
 3832:                     if (ref(@{$$memchg{$check}}) eq 'ARRAY') {
 3833:                         if (@{$$memchg{$check}} > 0) {
 3834:                             if (grep/^$item$/,@{$$memchg{$check}}) {
 3835:                                 $match = 1;
 3836:                                 last;
 3837:                             }
 3838:                         }
 3839:                     }
 3840:                 }
 3841:             }
 3842:             if ($match) {
 3843:                 next;
 3844:             }
 3845:             push(@temp,$item);
 3846:         }
 3847:         @{$$memchg{$change}} = @temp;
 3848:     }
 3849: }
 3850: 
 3851: 1;

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