File:  [LON-CAPA] / loncom / interface / loncreateuser.pm
Revision 1.98: download - view: text, annotated - select for diffs
Tue Jan 11 22:12:22 2005 UTC (19 years, 4 months ago) by albertel
Branches: MAIN
CVS tags: version_1_3_X, version_1_3_3, version_1_3_2, HEAD
- fixes so that usenrames with _ work again

    1: # The LearningOnline Network with CAPA
    2: # Create a user
    3: #
    4: # $Id: loncreateuser.pm,v 1.98 2005/01/11 22:12:22 albertel Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: ###
   29: 
   30: package Apache::loncreateuser;
   31: 
   32: =pod
   33: 
   34: =head1 NAME
   35: 
   36: Apache::loncreateuser - handler to create users and custom roles
   37: 
   38: =head1 SYNOPSIS
   39: 
   40: Apache::loncreateuser provides an Apache handler for creating users,
   41:     editing their login parameters, roles, and removing roles, and
   42:     also creating and assigning custom roles.
   43: 
   44: =head1 OVERVIEW
   45: 
   46: =head2 Custom Roles
   47: 
   48: In LON-CAPA, roles are actually collections of privileges. "Teaching
   49: Assistant", "Course Coordinator", and other such roles are really just
   50: collection of privileges that are useful in many circumstances.
   51: 
   52: Creating custom roles can be done by the Domain Coordinator through
   53: the Create User functionality. That screen will show all privileges
   54: that can be assigned to users. For a complete list of privileges,
   55: please see C</home/httpd/lonTabs/rolesplain.tab>.
   56: 
   57: Custom role definitions are stored in the C<roles.db> file of the role
   58: author.
   59: 
   60: =cut
   61: 
   62: use strict;
   63: use Apache::Constants qw(:common :http);
   64: use Apache::lonnet;
   65: use Apache::loncommon;
   66: use Apache::lonlocal;
   67: 
   68: my $loginscript; # piece of javascript used in two separate instances
   69: my $generalrule;
   70: my $authformnop;
   71: my $authformkrb;
   72: my $authformint;
   73: my $authformfsys;
   74: my $authformloc;
   75: 
   76: sub initialize_authen_forms {
   77:     my ($krbdefdom)=( $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/);
   78:     $krbdefdom= uc($krbdefdom);
   79:     my %param = ( formname => 'document.cu',
   80:                   kerb_def_dom => $krbdefdom 
   81:                   );
   82: # no longer static due to configurable kerberos defaults
   83: #    $loginscript  = &Apache::loncommon::authform_header(%param);
   84:     $generalrule  = &Apache::loncommon::authform_authorwarning(%param);
   85:     $authformnop  = &Apache::loncommon::authform_nochange(%param);
   86: # no longer static due to configurable kerberos defaults
   87: #    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
   88:     $authformint  = &Apache::loncommon::authform_internal(%param);
   89:     $authformfsys = &Apache::loncommon::authform_filesystem(%param);
   90:     $authformloc  = &Apache::loncommon::authform_local(%param);
   91: }
   92: 
   93: 
   94: # ======================================================= Existing Custom Roles
   95: 
   96: sub my_custom_roles {
   97:     my %returnhash=();
   98:     my %rolehash=&Apache::lonnet::dump('roles');
   99:     foreach (keys %rolehash) {
  100: 	if ($_=~/^rolesdef\_(\w+)$/) {
  101: 	    $returnhash{$1}=$1;
  102: 	}
  103:     }
  104:     return %returnhash;
  105: }
  106: 
  107: # ==================================================== Figure out author access
  108: 
  109: sub authorpriv {
  110:     my ($auname,$audom)=@_;
  111:     if (($auname ne $ENV{'user.name'}) ||
  112:         (($audom ne $ENV{'user.domain'}) &&
  113:          ($audom ne $ENV{'request.role.domain'}))) { return ''; }
  114:     unless (&Apache::lonnet::allowed('cca',$audom)) { return ''; }
  115:     return 1;
  116: }
  117: 
  118: # =================================================================== Phase one
  119: 
  120: sub print_username_entry_form {
  121:     my $r=shift;
  122:     my $defdom=$ENV{'request.role.domain'};
  123:     my @domains = &Apache::loncommon::get_domains();
  124:     my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
  125:     my $bodytag =&Apache::loncommon::bodytag('Create Users, Change User Privileges').&Apache::loncommon::help_open_menu('',undef,undef,'',282,'Instructor Interface');
  126:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
  127:     my $sellink=&Apache::loncommon::selectstudent_link
  128:                                         ('crtuser','ccuname','ccdomain');
  129:     my %existingroles=&my_custom_roles();
  130:     my $choice=&Apache::loncommon::select_form('make new role','rolename',
  131: 		('make new role' => 'Generate new role ...',%existingroles));
  132:     my %lt=&Apache::lonlocal::texthash(
  133: 		    'siur'   => "Set Individual User Roles",
  134: 		    'usr'  => "Username",
  135:                     'dom'  => "Domain",
  136:                     'usrr' => "User Roles",
  137:                     'ecrp' => "Edit Custom Role Privileges",
  138:                     'nr'   => "Name of Role",
  139:                     'cre'  => "Custom Role Editor"
  140: 				       );
  141:     my $helpsiur=&Apache::loncommon::help_open_topic('Course_Change_Privileges');
  142:     my $helpecpr=&Apache::loncommon::help_open_topic('Course_Editing_Custom_Roles');
  143:     $r->print(<<"ENDDOCUMENT");
  144: <html>
  145: <head>
  146: <title>The LearningOnline Network with CAPA</title>
  147: $selscript
  148: </head>
  149: $bodytag
  150: <form action="/adm/createuser" method="post" name="crtuser">
  151: <input type="hidden" name="phase" value="get_user_info">
  152: <h2>$lt{siur}$helpsiur</h2>
  153: <table>
  154: <tr><td>$lt{usr}:</td><td><input type="text" size="15" name="ccuname">
  155: </td><td rowspan="2">$sellink</td></tr><tr><td>
  156: $lt{'dom'}:</td><td>$domform</td></tr>
  157: </table>
  158: <input name="userrole" type="submit" value="$lt{usrr}" />
  159: </form>
  160: <form action="/adm/createuser" method="post" name="docustom">
  161: <input type="hidden" name="phase" value="selected_custom_edit">
  162: <h2>$lt{'ecrp'}$helpecpr</h2>
  163: $lt{'nr'}: $choice <input type="text" size="15" name="newrolename" /><br />
  164: <input name="customeditor" type="submit" value="$lt{'cre'}" />
  165: </body>
  166: </html>
  167: ENDDOCUMENT
  168: }
  169: 
  170: # =================================================================== Phase two
  171: sub print_user_modification_page {
  172:     my $r=shift;
  173:     my $ccuname=$ENV{'form.ccuname'};
  174:     my $ccdomain=$ENV{'form.ccdomain'};
  175: 
  176:     $ccuname=~s/\W//g;
  177:     $ccdomain=~s/\W//g;
  178: 
  179:     unless (($ccuname) && ($ccdomain)) {
  180: 	&print_username_entry_form($r);
  181:         return;
  182:     }
  183: 
  184:     my $defdom=$ENV{'request.role.domain'};
  185: 
  186:     my ($krbdef,$krbdefdom) =
  187:        &Apache::loncommon::get_kerberos_defaults($defdom);
  188: 
  189:     my %param = ( formname => 'document.cu',
  190:                   kerb_def_dom => $krbdefdom,
  191:                   kerb_def_auth => $krbdef
  192:                   );
  193:     $loginscript  = &Apache::loncommon::authform_header(%param);
  194:     $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
  195: 
  196:     $ccuname=~s/\W//g;
  197:     $ccdomain=~s/\W//g;
  198:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  199:     my $dc_setcourse_code = '';
  200:     my $loaditem;
  201:     if ($ENV{'request.role'} =~ m-^dc\./(\w+)/$-) {
  202:         my $dcdom = $1;
  203:         $loaditem = qq|OnLoad="document.cu.coursedesc.value=''"|;
  204:         $dc_setcourse_code = <<"ENDSCRIPT";
  205:     function setCourse() {
  206:         var course = document.cu.dccourse.value;
  207:         if (course != "") {
  208:             if (document.cu.dcdomain.value != document.cu.origdom.value) {
  209:                 alert("You must select a course in the current domain");
  210:                 return;
  211:             } 
  212:             var userrole = document.cu.role.options[document.cu.role.selectedIndex].value
  213:             var section="";
  214:             var numsections = 0;
  215:             for (var i=0; i<document.cu.currsec.length; i++) {
  216:                 if (document.cu.currsec.options[i].selected == true ) {
  217:                     if (document.cu.currsec.options[i].value != "" && document.cu.currsec.options[i].value != null) { 
  218:                         if (numsections == 0) {
  219:                             section = document.cu.currsec.options[i].value
  220:                             numsections = 1;
  221:                         }
  222:                         else {
  223:                             section = section + "," +  document.cu.currsec.options[i].value
  224:                             numsections ++;
  225:                         }
  226:                     }
  227:                 }
  228:             }
  229:             if (document.cu.newsec.value != "" && document.cu.newsec.value != null) {
  230:                 if (numsections == 0) {
  231:                     section = document.cu.newsec.value
  232:                 }
  233:                 else {
  234:                     section = section + "," +  document.cu.newsec.value
  235:                 }
  236:                 var numsplit = document.cu.newsec.value.split(/,/g);
  237:                 numsections = numsections + numsplit.length;
  238:             }
  239:             if ((userrole == 'st') && (numsections > 1)) {
  240:                 alert("In each course, each user may only have one student role at a time. You had selected "+numsections+" sections.\\nPlease modify your selections so they include no more than one section.")
  241:                 return;
  242:             }
  243:             if ((userrole == 'cc') && (numsections > 0)) {
  244:                 alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  245:                 section = "";
  246:             }
  247:             var numcourse = getIndex(document.cu.dccourse);
  248:             if (numcourse == "-1") {
  249:                 alert("There was a problem with your course selection");
  250:                 return
  251:             }
  252:             else { 
  253:                 var coursename = "_$dcdom"+"_"+course+"_"+userrole
  254:                 document.cu.elements[numcourse].name = "act"+coursename
  255:                 document.cu.elements[numcourse+4].name = "sec"+coursename
  256:                 document.cu.elements[numcourse+4].value = section
  257:                 document.cu.elements[numcourse+5].name = "start"+coursename
  258:                 document.cu.elements[numcourse+6].name = "end"+coursename
  259:             }
  260:         }
  261:         document.cu.submit();
  262:     }
  263: 
  264:     function getIndex(caller) {
  265:         for (var i=0;i<document.cu.elements.length;i++) {
  266:             if (document.cu.elements[i] == caller) {
  267:                 return i;
  268:             }
  269:         }
  270:         return -1;
  271:     }
  272: ENDSCRIPT
  273:     }
  274:     my $dochead =<<"ENDDOCHEAD";
  275: <html>
  276: <head>
  277: <title>The LearningOnline Network with CAPA</title>
  278: <script type="text/javascript" language="Javascript">
  279: 
  280:     function pclose() {
  281:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  282:                  "height=350,width=350,scrollbars=no,menubar=no");
  283:         parmwin.close();
  284:     }
  285: 
  286:     $pjump_def
  287:     $dc_setcourse_code
  288: 
  289:     function dateset() {
  290:         eval("document.cu."+document.cu.pres_marker.value+
  291:             ".value=document.cu.pres_value.value");
  292:         pclose();
  293:     }
  294: 
  295:     function setSections() {
  296:         var re1 = /^currsec_/;
  297:         for (var i=0;i<document.cu.elements.length;i++) {
  298:             var str = document.cu.elements[i].name;
  299:             var checkcurr = str.match(re1);
  300:             if (checkcurr != null) {
  301:                 var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  302:                 if (document.cu.elements[i-1].checked == true) {
  303:                     var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  304:                     match = re2.exec(str);
  305:                     var role = match[1];
  306:                     if (role == 'cc') {
  307:                         alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  308:                     }
  309:                     else {
  310:                         var sections = '';
  311:                         var numsec = 0;
  312:                         var sections;
  313:                         for (var j=0; j<document.cu.elements[i].length; j++) {
  314:                             if (document.cu.elements[i].options[j].selected == true ) {
  315:                                 if (document.cu.elements[i].options[j].value != "") {
  316:                                     if (numsec == 0) {
  317:                                         if (document.cu.elements[i].options[j].value != "") {
  318:                                             sections = document.cu.elements[i].options[j].value;
  319:                                             numsec ++;
  320:                                         }
  321:                                     }
  322:                                     else {
  323:                                         sections = sections + "," +  document.cu.elements[i].options[j].value
  324:                                         numsec ++;
  325:                                     }
  326:                                 }
  327:                             }
  328:                         }
  329:                         if (numsec > 0) {
  330:                             if (document.cu.elements[i+1].value != "" && document.cu.elements[i+1].value != null) {
  331:                                 sections = sections + "," +  document.cu.elements[i+1].value;
  332:                             } 
  333:                         }
  334:                         else {
  335:                             sections = document.cu.elements[i+1].value;    
  336:                         }
  337:                         var newsecs = document.cu.elements[i+1].value;
  338:                         if (newsecs != null && newsecs != "") {
  339:                             var numsplit = newsecs.split(/,/g);
  340:                             numsec = numsec + numsplit.length;
  341:                         }
  342:                         if ((role == 'st') && (numsec > 1)) {
  343:                             alert("In each course, each user may only have one student role at a time. You had selected "+numsec+" sections.\\nPlease modify your selections so they include no more than one section.")  
  344:                             return;
  345:                         }
  346:                         else { 
  347:                             document.cu.elements[i+2].value = sections;
  348:                         }
  349:                     }
  350:                 }
  351:             }
  352:         }
  353:         document.cu.submit();
  354:     }
  355: </script>
  356: </head>
  357: ENDDOCHEAD
  358:     $r->print(&Apache::loncommon::bodytag(
  359:                                      'Create Users, Change User Privileges',undef,$loaditem));
  360:     my $forminfo =<<"ENDFORMINFO";
  361: <form action="/adm/createuser" method="post" name="cu">
  362: <input type="hidden" name="phase"       value="update_user_data">
  363: <input type="hidden" name="ccuname"     value="$ccuname">
  364: <input type="hidden" name="ccdomain"    value="$ccdomain">
  365: <input type="hidden" name="pres_value"  value="" >
  366: <input type="hidden" name="pres_type"   value="" >
  367: <input type="hidden" name="pres_marker" value="" >
  368: ENDFORMINFO
  369:     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
  370:     my %incdomains; 
  371:     my %inccourses;
  372:     foreach (values(%Apache::lonnet::hostdom)) {
  373:        $incdomains{$_}=1;
  374:     }
  375:     foreach (keys(%ENV)) {
  376: 	if ($_=~/^user\.priv\.cm\.\/(\w+)\/(\w+)/) {
  377: 	    $inccourses{$1.'_'.$2}=1;
  378:         }
  379:     }
  380:     if ($uhome eq 'no_host') {
  381:         my $home_server_list=
  382:             '<option value="default" selected>default</option>'."\n".
  383:                 &Apache::loncommon::home_server_option_list($ccdomain);
  384:         
  385: 	my %lt=&Apache::lonlocal::texthash(
  386:                     'cnu'  => "Create New User",
  387:                     'nu'   => "New User",
  388:                     'id'   => "in domain",
  389:                     'pd'   => "Personal Data",
  390:                     'fn'   => "First Name",
  391:                     'mn'   => "Middle Name",
  392:                     'ln'   => "Last Name",
  393:                     'gen'  => "Generation",
  394:                     'idsn' => "ID/Student Number",
  395:                     'hs'   => "Home Server",
  396:                     'lg'   => "Login Data"
  397: 				       );
  398: 	my $genhelp=&Apache::loncommon::help_open_topic('Generation');
  399:         &initialize_authen_forms();
  400: 	$r->print(<<ENDNEWUSER);
  401: $dochead
  402: <h1>$lt{'cnu'}</h1>
  403: $forminfo
  404: <h2>$lt{'nu'} "$ccuname" $lt{'id'} $ccdomain</h2>
  405: <script type="text/javascript" language="Javascript">
  406: $loginscript
  407: </script>
  408: <input type='hidden' name='makeuser' value='1' />
  409: <h3>$lt{'pd'}</h3>
  410: <p>
  411: <table>
  412: <tr><td>$lt{'fn'}  </td>
  413:     <td><input type='text' name='cfirst'  size='15' /></td></tr>
  414: <tr><td>$lt{'mn'} </td> 
  415:     <td><input type='text' name='cmiddle' size='15' /></td></tr>
  416: <tr><td>$lt{'ln'}   </td>
  417:     <td><input type='text' name='clast'   size='15' /></td></tr>
  418: <tr><td>$lt{'gen'}$genhelp</td>
  419:     <td><input type='text' name='cgen'    size='5'  /></td></tr>
  420: </table>
  421: $lt{'idsn'} <input type='text' name='cstid'   size='15' /></p>
  422: $lt{'hs'}: <select name="hserver" size="1"> $home_server_list </select>
  423: <hr />
  424: <h3>$lt{'lg'}</h3>
  425: <p>$generalrule </p>
  426: <p>$authformkrb </p>
  427: <p>$authformint </p>
  428: <p>$authformfsys</p>
  429: <p>$authformloc </p>
  430: ENDNEWUSER
  431:     } else { # user already exists
  432: 	my %lt=&Apache::lonlocal::texthash(
  433:                     'cup'  => "Change User Privileges",
  434:                     'usr'  => "User",                    
  435:                     'id'   => "in domain",
  436:                     'fn'   => "first name",
  437:                     'mn'   => "middle name",
  438:                     'ln'   => "last name",
  439:                     'gen'  => "generation"
  440: 				       );
  441: 	$r->print(<<ENDCHANGEUSER);
  442: $dochead
  443: <h1>$lt{'cup'}</h1>
  444: $forminfo
  445: <h2>$lt{'usr'} "$ccuname" $lt{'id'} "$ccdomain"</h2>
  446: ENDCHANGEUSER
  447:         # Get the users information
  448:         my %userenv = &Apache::lonnet::get('environment',
  449:                           ['firstname','middlename','lastname','generation'],
  450:                           $ccdomain,$ccuname);
  451:         my %rolesdump=&Apache::lonnet::dump('roles',$ccdomain,$ccuname);
  452:         $r->print(<<END);
  453: <hr />
  454: <table border="2">
  455: <tr>
  456: <th>$lt{'fn'}</th><th>$lt{'mn'}</th><th>$lt{'ln'}</th><th>$lt{'gen'}</th>
  457: </tr>
  458: <tr>
  459: END
  460:         foreach ('firstname','middlename','lastname','generation') {
  461:            if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  462:               $r->print(<<"END");            
  463: <td><input type="text" name="c$_" value="$userenv{$_}" size="15" /></td>
  464: END
  465:            } else {
  466:                $r->print('<td>'.$userenv{$_}.'</td>');
  467:            }
  468:         }
  469:       $r->print(<<END);
  470: </tr>
  471: </table>
  472: END
  473:         # Build up table of user roles to allow revocation of a role.
  474:         my ($tmp) = keys(%rolesdump);
  475:         unless ($tmp =~ /^(con_lost|error)/i) {
  476:            my $now=time;
  477: 	   my %lt=&Apache::lonlocal::texthash(
  478: 		    'rer'  => "Revoke Existing Roles",
  479:                     'rev'  => "Revoke",                    
  480:                     'del'  => "Delete",
  481: 		    'ren'  => "Re-Enable",
  482:                     'rol'  => "Role",
  483:                     'ext'  => "Extent",
  484:                     'sta'  => "Start",
  485:                     'end'  => "End"
  486: 				       );
  487:            my (%roletext,%sortrole,%roleclass,%rolepriv);
  488: 	   foreach my $area (sort { my $a1=join('_',(split('_',$a))[1,0]);
  489: 				    my $b1=join('_',(split('_',$b))[1,0]);
  490: 				    return $a1 cmp $b1;
  491: 				} keys(%rolesdump)) {
  492:                next if ($area =~ /^rolesdef/);
  493: 	       my $envkey=$area;
  494:                my $role = $rolesdump{$area};
  495:                my $thisrole=$area;
  496:                $area =~ s/\_\w\w$//;
  497:                my ($role_code,$role_end_time,$role_start_time) = 
  498:                    split(/_/,$role);
  499: # Is this a custom role? Get role owner and title.
  500: 	       my ($croleudom,$croleuname,$croletitle)=
  501: 	           ($role_code=~/^cr\/(\w+)\/(\w+)\/(\w+)$/);
  502:                my $bgcol='ffffff';
  503:                my $allowed=0;
  504:                my $delallowed=0;
  505: 	       my $sortkey=$role_code;
  506: 	       my $class='Unknown';
  507:                if ($area =~ /^\/(\w+)\/(\d\w+)/ ) {
  508: 		   $class='Course';
  509:                    my ($coursedom,$coursedir) = ($1,$2);
  510: 		   $sortkey.="\0$1";
  511:                    # $1.'_'.$2 is the course id (eg. 103_12345abcef103l3).
  512:                    my %coursedata=
  513:                        &Apache::lonnet::coursedescription($1.'_'.$2);
  514: 		   my $carea;
  515: 		   if (defined($coursedata{'description'})) {
  516: 		       $carea=$coursedata{'description'}.
  517:                            '<br />'.&mt('Domain').': '.$coursedom.('&nbsp;'x8).
  518:      &Apache::loncommon::syllabuswrapper('Syllabus',$coursedir,$coursedom);
  519: 		       $sortkey.="\0".$coursedata{'description'};
  520: 		   } else {
  521: 		       $carea=&mt('Unavailable course').': '.$area;
  522: 		       $sortkey.="\0".&mt('Unavailable course').': '.$area;
  523: 		   }
  524:                    $inccourses{$1.'_'.$2}=1;
  525:                    if ((&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) ||
  526:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  527:                        $allowed=1;
  528:                    }
  529:                    if ((&Apache::lonnet::allowed('dro',$1)) ||
  530:                        (&Apache::lonnet::allowed('dro',$ccdomain))) {
  531:                        $delallowed=1;
  532:                    }
  533: # - custom role. Needs more info, too
  534: 		   if ($croletitle) {
  535: 		       if (&Apache::lonnet::allowed('ccr',$1.'/'.$2)) {
  536: 			   $allowed=1;
  537: 			   $thisrole.='.'.$role_code;
  538: 		       }
  539: 		   }
  540:                    # Compute the background color based on $area
  541:                    $bgcol=$1.'_'.$2;
  542:                    $bgcol=~s/[^7-9a-e]//g;
  543:                    $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
  544:                    if ($area=~/^\/(\w+)\/(\d\w+)\/(\w+)/) {
  545:                        $carea.='<br>Section/Group: '.$3;
  546: 		       $sortkey.="\0$3";
  547:                    }
  548:                    $area=$carea;
  549:                } else {
  550: 		   $sortkey.="\0".$area;
  551:                    # Determine if current user is able to revoke privileges
  552:                    if ($area=~ /^\/(\w+)\//) {
  553:                        if ((&Apache::lonnet::allowed('c'.$role_code,$1)) ||
  554:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  555:                            $allowed=1;
  556:                        }
  557:                        if (((&Apache::lonnet::allowed('dro',$1))  ||
  558:                             (&Apache::lonnet::allowed('dro',$ccdomain))) &&
  559:                            ($role_code ne 'dc')) {
  560:                            $delallowed=1;
  561:                        }
  562:                    } else {
  563:                        if (&Apache::lonnet::allowed('c'.$role_code,'/')) {
  564:                            $allowed=1;
  565:                        }
  566:                    }
  567: 		   if ($role_code eq 'ca' || $role_code eq 'au') {
  568: 		       $class='Construction Space';
  569: 		   } elsif ($role_code eq 'su') {
  570: 		       $class='System';
  571: 		   } else {
  572: 		       $class='Domain';
  573: 		   }
  574:                }
  575:                if ($role_code eq 'ca') {
  576:                    $area=~/\/(\w+)\/(\w+)/;
  577: 		   if (&authorpriv($2,$1)) {
  578: 		       $allowed=1;
  579:                    } else {
  580:                        $allowed=0;
  581:                    }
  582:                }
  583: 	       $bgcol='77FF77';
  584:                my $row = '';
  585:                $row.='<tr bgcolor="#'.$bgcol.'"><td>';
  586:                my $active=1;
  587:                $active=0 if (($role_end_time) && ($now>$role_end_time));
  588:                if (($active) && ($allowed)) {
  589:                    $row.= '<input type="checkbox" name="rev:'.$thisrole.'">';
  590:                } else {
  591:                    if ($active) {
  592:                       $row.='&nbsp;';
  593: 		   } else {
  594:                       $row.=&mt('expired or revoked');
  595: 		   }
  596:                }
  597: 	       $row.='</td><td>';
  598:                if ($allowed && !$active) {
  599:                    $row.= '<input type="checkbox" name="ren:'.$thisrole.'">';
  600:                } else {
  601:                    $row.='&nbsp;';
  602:                }
  603: 	       $row.='</td><td>';
  604:                if ($delallowed) {
  605:                    $row.= '<input type="checkbox" name="del:'.$thisrole.'">';
  606:                } else {
  607:                    $row.='&nbsp;';
  608:                }
  609: 	       my $plaintext='';
  610: 	       unless ($croletitle) {
  611: 		   $plaintext=&Apache::lonnet::plaintext($role_code);
  612: 	       } else {
  613: 	           $plaintext=
  614: 		"Customrole '$croletitle' defined by $croleuname\@$croleudom";
  615: 	       }
  616:                $row.= '</td><td>'.$plaintext.
  617:                       '</td><td>'.$area.
  618:                       '</td><td>'.($role_start_time?localtime($role_start_time)
  619:                                                    : '&nbsp;' ).
  620:                       '</td><td>'.($role_end_time  ?localtime($role_end_time)
  621:                                                    : '&nbsp;' )
  622:                       ."</td></tr>\n";
  623: 	       $sortrole{$sortkey}=$envkey;
  624: 	       $roletext{$envkey}=$row;
  625: 	       $roleclass{$envkey}=$class;
  626:                $rolepriv{$envkey}=$allowed;
  627:                #$r->print($row);
  628:            } # end of foreach        (table building loop)
  629:            my $rolesdisplay = 0;
  630:            my %output = ();
  631: 	   foreach my $type ('Construction Space','Course','Domain','System','Unknown') {
  632: 	       $output{$type} = '';
  633: 	       foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) {
  634: 		   if ( ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/ ) && ($rolepriv{$sortrole{$which}}) ) { 
  635: 		       $output{$type}.=$roletext{$sortrole{$which}};
  636: 		   }
  637: 	       }
  638: 	       unless($output{$type} eq '') {
  639: 		   $output{$type} = "<tr bgcolor='#BBffBB'>".
  640: 			     "<td align='center' colspan='7'>".&mt($type)."</td>".
  641:                               $output{$type};
  642:                    $rolesdisplay = 1;
  643: 	       }
  644: 	   }
  645:            if ($rolesdisplay == 1) {
  646:                $r->print(<<END);
  647: <hr />
  648: <h3>$lt{'rer'}</h3>
  649: <table>
  650: <tr><th>$lt{'rev'}</th><th>$lt{'ren'}</th><th>$lt{'del'}</th><th>$lt{'rol'}</th><th>$lt{'e
  651: xt'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th>
  652: END
  653:                foreach my $type ('Construction Space','Course','Domain','System','Unknown') {
  654:                    if ($output{$type}) {
  655:                        $r->print($output{$type}."\n");
  656:                    }
  657:                }
  658: 	       $r->print('</table>');
  659:            }
  660:         }  # End of unless
  661: 	my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
  662: 	if ($currentauth=~/^krb(4|5):/) {
  663: 	    $currentauth=~/^krb(4|5):(.*)/;
  664: 	    my $krbdefdom=$1;
  665:             my %param = ( formname => 'document.cu',
  666:                           kerb_def_dom => $krbdefdom 
  667:                           );
  668:             $loginscript  = &Apache::loncommon::authform_header(%param);
  669: 	}
  670: 	# Check for a bad authentication type
  671:         unless ($currentauth=~/^krb(4|5):/ or
  672: 		$currentauth=~/^unix:/ or
  673: 		$currentauth=~/^internal:/ or
  674: 		$currentauth=~/^localauth:/
  675: 		) { # bad authentication scheme
  676: 	    if (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'})) {
  677:                 &initialize_authen_forms();
  678: 		my %lt=&Apache::lonlocal::texthash(
  679:                                'err'   => "ERROR",
  680: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  681:                                'sldb'  => "Please specify login data below",
  682:                                'ld'    => "Login Data"
  683: 						   );
  684: 		$r->print(<<ENDBADAUTH);
  685: <hr />
  686: <script type="text/javascript" language="Javascript">
  687: $loginscript
  688: </script>
  689: <font color='#ff0000'>$lt{'err'}:</font>
  690: $lt{'uuas'} ($currentauth). $lt{'sldb'}.
  691: <h3>$lt{'ld'}</h3>
  692: <p>$generalrule</p>
  693: <p>$authformkrb</p>
  694: <p>$authformint</p>
  695: <p>$authformfsys</p>
  696: <p>$authformloc</p>
  697: ENDBADAUTH
  698:             } else { 
  699:                 # This user is not allowed to modify the users 
  700:                 # authentication scheme, so just notify them of the problem
  701: 		my %lt=&Apache::lonlocal::texthash(
  702:                                'err'   => "ERROR",
  703: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  704:                                'adcs'  => "Please alert a domain coordinator of this situation"
  705: 						   );
  706: 		$r->print(<<ENDBADAUTH);
  707: <hr />
  708: <script type="text/javascript" language="Javascript">
  709: $loginscript
  710: </script>
  711: <font color="#ff0000"> $lt{'err'}: </font>
  712: $lt{'uuas'} ($currentauth). $lt{'adcs'}.
  713: <hr />
  714: ENDBADAUTH
  715:             }
  716:         } else { # Authentication type is valid
  717: 	    my $authformcurrent='';
  718: 	    my $authform_other='';
  719:             &initialize_authen_forms();
  720: 	    if ($currentauth=~/^krb(4|5):/) {
  721: 		$authformcurrent=$authformkrb;
  722: 		$authform_other="<p>$authformint</p>\n".
  723:                     "<p>$authformfsys</p><p>$authformloc</p>";
  724: 	    }
  725: 	    elsif ($currentauth=~/^internal:/) {
  726: 		$authformcurrent=$authformint;
  727: 		$authform_other="<p>$authformkrb</p>".
  728:                     "<p>$authformfsys</p><p>$authformloc</p>";
  729: 	    }
  730: 	    elsif ($currentauth=~/^unix:/) {
  731: 		$authformcurrent=$authformfsys;
  732: 		$authform_other="<p>$authformkrb</p>".
  733:                     "<p>$authformint</p><p>$authformloc;</p>";
  734: 	    }
  735: 	    elsif ($currentauth=~/^localauth:/) {
  736: 		$authformcurrent=$authformloc;
  737: 		$authform_other="<p>$authformkrb</p>".
  738:                     "<p>$authformint</p><p>$authformfsys</p>";
  739: 	    }
  740:             $authformcurrent.=' <i>(will override current values)</i><br />';
  741:             if (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'})) {
  742: 		# Current user has login modification privileges
  743: 		my %lt=&Apache::lonlocal::texthash(
  744:                                'ccld'  => "Change Current Login Data",
  745: 			       'enld'  => "Enter New Login Data"
  746: 						   );
  747: 		$r->print(<<ENDOTHERAUTHS);
  748: <hr />
  749: <script type="text/javascript" language="Javascript">
  750: $loginscript
  751: </script>
  752: <h3>$lt{'ccld'}</h3>
  753: <p>$generalrule</p>
  754: <p>$authformnop</p>
  755: <p>$authformcurrent</p>
  756: <h3>$lt{'enld'}</h3>
  757: $authform_other
  758: ENDOTHERAUTHS
  759:             }
  760:         }  ## End of "check for bad authentication type" logic
  761:     } ## End of new user/old user logic
  762:     $r->print('<hr /><h3>'.&mt('Add Roles').'</h3>');
  763: #
  764: # Co-Author
  765: # 
  766:     if (&authorpriv($ENV{'user.name'},$ENV{'request.role.domain'}) &&
  767:         ($ENV{'user.name'} ne $ccuname || $ENV{'user.domain'} ne $ccdomain)) {
  768:         # No sense in assigning co-author role to yourself
  769: 	my $cuname=$ENV{'user.name'};
  770:         my $cudom=$ENV{'request.role.domain'};
  771: 	   my %lt=&Apache::lonlocal::texthash(
  772: 		    'cs'   => "Construction Space",
  773:                     'act'  => "Activate",                    
  774:                     'rol'  => "Role",
  775:                     'ext'  => "Extent",
  776:                     'sta'  => "Start",
  777:                     'end'  => "End",
  778:                     'cau'  => "Co-Author",
  779:                     'ssd'  => "Set Start Date",
  780:                     'sed'  => "Set End Date"
  781: 				       );
  782:        $r->print(<<ENDCOAUTH);
  783: <h4>$lt{'cs'}</h4>
  784: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
  785: <th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
  786: <tr>
  787: <td><input type=checkbox name="act_$cudom\_$cuname\_ca" /></td>
  788: <td>$lt{'cau'}</td>
  789: <td>$cudom\_$cuname</td>
  790: <td><input type=hidden name="start_$cudom\_$cuname\_ca" value='' />
  791: <a href=
  792: "javascript:pjump('date_start','Start Date Co-Author',document.cu.start_$cudom\_$cuname\_ca.value,'start_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'ssd'}</a></td>
  793: <td><input type=hidden name="end_$cudom\_$cuname\_ca" value='' />
  794: <a href=
  795: "javascript:pjump('date_end','End Date Co-Author',document.cu.end_$cudom\_$cuname\_ca.value,'end_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'sed'}</a></td>
  796: </tr>
  797: </table>
  798: ENDCOAUTH
  799:     }
  800: #
  801: # Domain level
  802: #
  803:     my $num_domain_level = 0;
  804:     my $domaintext = 
  805:     '<h4>'.&mt('Domain Level').'</h4>'.
  806:     '<table border=2><tr><th>'.&mt('Activate').'</th><th>'.&mt('Role').'</th><th>'.&mt('Extent').'</th>'.
  807:     '<th>'.&mt('Start').'</th><th>'.&mt('End').'</th></tr>';
  808:     foreach ( sort( keys(%incdomains))) {
  809: 	my $thisdomain=$_;
  810:         foreach ('dc','li','dg','au','sc') {
  811:             if (&Apache::lonnet::allowed('c'.$_,$thisdomain)) {
  812:                my $plrole=&Apache::lonnet::plaintext($_);
  813: 	       my %lt=&Apache::lonlocal::texthash(
  814:                     'ssd'  => "Set Start Date",
  815:                     'sed'  => "Set End Date"
  816: 				       );
  817:                $num_domain_level ++;
  818:                $domaintext .= <<"ENDDROW";
  819: <tr>
  820: <td><input type=checkbox name="act_$thisdomain\_$_"></td>
  821: <td>$plrole</td>
  822: <td>$thisdomain</td>
  823: <td><input type=hidden name="start_$thisdomain\_$_" value=''>
  824: <a href=
  825: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$thisdomain\_$_.value,'start_$thisdomain\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
  826: <td><input type=hidden name="end_$thisdomain\_$_" value=''>
  827: <a href=
  828: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$thisdomain\_$_.value,'end_$thisdomain\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
  829: </tr>
  830: ENDDROW
  831:             }
  832:         } 
  833:     }
  834:     $domaintext.='</table>';
  835:     if ($num_domain_level > 0) {
  836:         $r->print($domaintext);
  837:     }
  838: #
  839: # Course level
  840: #
  841:     my $num_sections;
  842: 
  843:     if ($ENV{'request.role'} =~ m-^dc\./(\w+)/$-) {
  844:         $r->print(&course_level_dc($1));
  845:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setCourse()">'."\n");
  846:     } else {
  847:         $r->print(&course_level_table(%inccourses));
  848:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setSections()">'."\n");
  849:     }
  850:     $r->print("</form></body></html>");
  851: }
  852: 
  853: # ================================================================= Phase Three
  854: sub update_user_data {
  855:     my $r=shift;
  856:     my $uhome=&Apache::lonnet::homeserver($ENV{'form.ccuname'},
  857:                                           $ENV{'form.ccdomain'});
  858:     # Error messages
  859:     my $error     = '<font color="#ff0000">'.&mt('Error').':</font>';
  860:     my $end       = '</body></html>';
  861:     # Print header
  862:     $r->print(<<ENDTHREEHEAD);
  863: <html>
  864: <head>
  865: <title>The LearningOnline Network with CAPA</title>
  866: </head>
  867: ENDTHREEHEAD
  868:     my $title;
  869:     if (exists($ENV{'form.makeuser'})) {
  870: 	$title='Set Privileges for New User';
  871:     } else {
  872:         $title='Modify User Privileges';
  873:     }
  874:     $r->print(&Apache::loncommon::bodytag($title));
  875:     # Check Inputs
  876:     if (! $ENV{'form.ccuname'} ) {
  877: 	$r->print($error.&mt('No login name specified').'.'.$end);
  878: 	return;
  879:     }
  880:     if (  $ENV{'form.ccuname'}  =~/\W/) {
  881: 	$r->print($error.&mt('Invalid login name').'.  '.
  882: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  883: 		  $end);
  884: 	return;
  885:     }
  886:     if (! $ENV{'form.ccdomain'}       ) {
  887: 	$r->print($error.&mt('No domain specified').'.'.$end);
  888: 	return;
  889:     }
  890:     if (  $ENV{'form.ccdomain'} =~/\W/) {
  891: 	$r->print($error.&mt ('Invalid domain name').'.  '.
  892: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  893: 		  $end);
  894: 	return;
  895:     }
  896:     if (! exists($ENV{'form.makeuser'})) {
  897:         # Modifying an existing user, so check the validity of the name
  898:         if ($uhome eq 'no_host') {
  899:             $r->print($error.&mt('Unable to determine home server for ').
  900:                       $ENV{'form.ccuname'}.&mt(' in domain ').
  901:                       $ENV{'form.ccdomain'}.'.');
  902:             return;
  903:         }
  904:     }
  905:     # Determine authentication method and password for the user being modified
  906:     my $amode='';
  907:     my $genpwd='';
  908:     if ($ENV{'form.login'} eq 'krb') {
  909: 	$amode='krb';
  910: 	$amode.=$ENV{'form.krbver'};
  911: 	$genpwd=$ENV{'form.krbarg'};
  912:     } elsif ($ENV{'form.login'} eq 'int') {
  913: 	$amode='internal';
  914: 	$genpwd=$ENV{'form.intarg'};
  915:     } elsif ($ENV{'form.login'} eq 'fsys') {
  916: 	$amode='unix';
  917: 	$genpwd=$ENV{'form.fsysarg'};
  918:     } elsif ($ENV{'form.login'} eq 'loc') {
  919: 	$amode='localauth';
  920: 	$genpwd=$ENV{'form.locarg'};
  921: 	$genpwd=" " if (!$genpwd);
  922:     } elsif (($ENV{'form.login'} eq 'nochange') ||
  923:              ($ENV{'form.login'} eq ''        )) { 
  924:         # There is no need to tell the user we did not change what they
  925:         # did not ask us to change.
  926:         # If they are creating a new user but have not specified login
  927:         # information this will be caught below.
  928:     } else {
  929: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
  930: 	    return;
  931:     }
  932:     if ($ENV{'form.makeuser'}) {
  933:         # Create a new user
  934: 	my %lt=&Apache::lonlocal::texthash(
  935:                     'cru'  => "Creating user",                    
  936:                     'id'   => "in domain"
  937: 					   );
  938: 	$r->print(<<ENDNEWUSERHEAD);
  939: <h3>$lt{'cru'} "$ENV{'form.ccuname'}" $lt{'id'} "$ENV{'form.ccdomain'}"</h3>
  940: ENDNEWUSERHEAD
  941:         # Check for the authentication mode and password
  942:         if (! $amode || ! $genpwd) {
  943: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
  944: 	    return;
  945: 	}
  946:         # Determine desired host
  947:         my $desiredhost = $ENV{'form.hserver'};
  948:         if (lc($desiredhost) eq 'default') {
  949:             $desiredhost = undef;
  950:         } else {
  951:             my %home_servers = &Apache::loncommon::get_library_servers
  952:                 ($ENV{'form.ccdomain'});  
  953:             if (! exists($home_servers{$desiredhost})) {
  954:                 $r->print($error.&mt('Invalid home server specified'));
  955:                 return;
  956:             }
  957:         }
  958: 	# Call modifyuser
  959: 	my $result = &Apache::lonnet::modifyuser
  960: 	    ($ENV{'form.ccdomain'},$ENV{'form.ccuname'},$ENV{'form.cstid'},
  961:              $amode,$genpwd,$ENV{'form.cfirst'},
  962:              $ENV{'form.cmiddle'},$ENV{'form.clast'},$ENV{'form.cgen'},
  963:              undef,$desiredhost
  964: 	     );
  965: 	$r->print(&mt('Generating user').': '.$result);
  966:         my $home = &Apache::lonnet::homeserver($ENV{'form.ccuname'},
  967:                                                $ENV{'form.ccdomain'});
  968:         $r->print('<br />'.&mt('Home server').': '.$home.' '.
  969:                   $Apache::lonnet::libserv{$home});
  970:     } elsif (($ENV{'form.login'} ne 'nochange') &&
  971:              ($ENV{'form.login'} ne ''        )) {
  972: 	# Modify user privileges
  973:     my %lt=&Apache::lonlocal::texthash(
  974:                     'usr'  => "User",                    
  975:                     'id'   => "in domain"
  976: 				       );
  977: 	$r->print(<<ENDMODIFYUSERHEAD);
  978: <h2>$lt{'usr'} "$ENV{'form.ccuname'}" $lt{'id'} "$ENV{'form.ccdomain'}"</h2>
  979: ENDMODIFYUSERHEAD
  980:         if (! $amode || ! $genpwd) {
  981: 	    $r->print($error.'Invalid login mode or password'.$end);    
  982: 	    return;
  983: 	}
  984: 	# Only allow authentification modification if the person has authority
  985: 	if (&Apache::lonnet::allowed('mau',$ENV{'form.ccdomain'})) {
  986: 	    $r->print('Modifying authentication: '.
  987:                       &Apache::lonnet::modifyuserauth(
  988: 		       $ENV{'form.ccdomain'},$ENV{'form.ccuname'},
  989:                        $amode,$genpwd));
  990:             $r->print('<br>'.&mt('Home server').': '.&Apache::lonnet::homeserver
  991: 		  ($ENV{'form.ccuname'},$ENV{'form.ccdomain'}));
  992: 	} else {
  993: 	    # Okay, this is a non-fatal error.
  994: 	    $r->print($error.&mt('You do not have the authority to modify this users authentification information').'.');    
  995: 	}
  996:     }
  997:     ##
  998:     if (! $ENV{'form.makeuser'} ) {
  999:         # Check for need to change
 1000:         my %userenv = &Apache::lonnet::get
 1001:             ('environment',['firstname','middlename','lastname','generation'],
 1002:              $ENV{'form.ccdomain'},$ENV{'form.ccuname'});
 1003:         my ($tmp) = keys(%userenv);
 1004:         if ($tmp =~ /^(con_lost|error)/i) { 
 1005:             %userenv = ();
 1006:         }
 1007:         # Check to see if we need to change user information
 1008:         foreach ('firstname','middlename','lastname','generation') {
 1009:             # Strip leading and trailing whitespace
 1010:             $ENV{'form.c'.$_} =~ s/(\s+$|^\s+)//g; 
 1011:         }
 1012:         if (&Apache::lonnet::allowed('mau',$ENV{'form.ccdomain'}) && 
 1013:             ($ENV{'form.cfirstname'}  ne $userenv{'firstname'}  ||
 1014:              $ENV{'form.cmiddlename'} ne $userenv{'middlename'} ||
 1015:              $ENV{'form.clastname'}   ne $userenv{'lastname'}   ||
 1016:              $ENV{'form.cgeneration'} ne $userenv{'generation'} )) {
 1017:             # Make the change
 1018:             my %changeHash;
 1019:             $changeHash{'firstname'}  = $ENV{'form.cfirstname'};
 1020:             $changeHash{'middlename'} = $ENV{'form.cmiddlename'};
 1021:             $changeHash{'lastname'}   = $ENV{'form.clastname'};
 1022:             $changeHash{'generation'} = $ENV{'form.cgeneration'};
 1023:             my $putresult = &Apache::lonnet::put
 1024:                 ('environment',\%changeHash,
 1025:                  $ENV{'form.ccdomain'},$ENV{'form.ccuname'});
 1026:             if ($putresult eq 'ok') {
 1027:             # Tell the user we changed the name
 1028: 		my %lt=&Apache::lonlocal::texthash(
 1029:                              'uic'  => "User Information Changed",             
 1030:                              'frst' => "first",
 1031:                              'mddl' => "middle",
 1032:                              'lst'  => "last",
 1033: 			     'gen'  => "generation",
 1034:                              'prvs' => "Previous",
 1035:                              'chto' => "Changed To"
 1036: 						   );
 1037:                 $r->print(<<"END");
 1038: <table border="2">
 1039: <caption>$lt{'uic'}</caption>
 1040: <tr><th>&nbsp;</th>
 1041:     <th>$lt{'frst'}</th>
 1042:     <th>$lt{'mddl'}</th>
 1043:     <th>$lt{'lst'}</th>
 1044:     <th>$lt{'gen'}</th></tr>
 1045: <tr><td>$lt{'prvs'}</td>
 1046:     <td>$userenv{'firstname'}  </td>
 1047:     <td>$userenv{'middlename'} </td>
 1048:     <td>$userenv{'lastname'}   </td>
 1049:     <td>$userenv{'generation'} </td></tr>
 1050: <tr><td>$lt{'chto'}</td>
 1051:     <td>$ENV{'form.cfirstname'}  </td>
 1052:     <td>$ENV{'form.cmiddlename'} </td>
 1053:     <td>$ENV{'form.clastname'}   </td>
 1054:     <td>$ENV{'form.cgeneration'} </td></tr>
 1055: </table>
 1056: END
 1057:             } else { # error occurred
 1058:                 $r->print("<h2>".&mt('Unable to successfully change environment for')." ".
 1059:                       $ENV{'form.ccuname'}." ".&mt('in domain')." ".
 1060:                       $ENV{'form.ccdomain'}."</h2>");
 1061:             }
 1062:         }  else { # End of if ($ENV ... ) logic
 1063:             # They did not want to change the users name but we can
 1064:             # still tell them what the name is
 1065: 	    my %lt=&Apache::lonlocal::texthash(
 1066:                            'usr'  => "User",                    
 1067:                            'id'   => "in domain",
 1068:                            'gen'  => "Generation"
 1069: 					       );
 1070:                 $r->print(<<"END");
 1071: <h2>$lt{'usr'} "$ENV{'form.ccuname'}" $lt{'id'} "$ENV{'form.ccdomain'}"</h2>
 1072: <h4>$userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'} </h4>
 1073: <h4>$lt{'gen'}: $userenv{'generation'}</h4>
 1074: END
 1075:         }
 1076:     }
 1077:     ##
 1078:     my $now=time;
 1079:     $r->print('<h3>'.&mt('Modifying Roles').'</h3>');
 1080:     foreach (keys (%ENV)) {
 1081: 	next if (! $ENV{$_});
 1082: 	# Revoke roles
 1083: 	if ($_=~/^form\.rev/) {
 1084: 	    if ($_=~/^form\.rev\:([^\_]+)\_([^\_\.]+)$/) {
 1085: # Revoke standard role
 1086: 	        $r->print(&mt('Revoking').' '.$2.' in '.$1.': <b>'.
 1087:                      &Apache::lonnet::revokerole($ENV{'form.ccdomain'},
 1088:                      $ENV{'form.ccuname'},$1,$2).'</b><br>');
 1089: 		if ($2 eq 'st') {
 1090: 		    $1=~/^\/(\w+)\/(\w+)/;
 1091: 		    my $cid=$1.'_'.$2;
 1092: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1093: 			 &Apache::lonnet::critical('put:'.
 1094:                              $ENV{'course.'.$cid.'.domain'}.':'.
 1095: 	                     $ENV{'course.'.$cid.'.num'}.':classlist:'.
 1096:                          &Apache::lonnet::escape($ENV{'form.ccuname'}.':'.
 1097:                              $ENV{'form.ccdomain'}).'='.
 1098:                          &Apache::lonnet::escape($now.':'),
 1099: 	                     $ENV{'course.'.$cid.'.home'}).'</b><br>');
 1100: 		}
 1101: 	    } 
 1102: 	    if ($_=~/^form\.rev\:([^\_]+)\_cr\.cr\/(\w+)\/(\w+)\/(\w+)$/) {
 1103: # Revoke custom role
 1104: 		$r->print(&mt('Revoking custom role').
 1105:                       ' '.$4.' by '.$3.'@'.$2.' in '.$1.': <b>'.
 1106:                       &Apache::lonnet::revokecustomrole($ENV{'form.ccdomain'},
 1107: 				  $ENV{'form.ccuname'},$1,$2,$3,$4).
 1108: 		'</b><br>');
 1109: 	    }
 1110: 	} elsif ($_=~/^form\.del/) {
 1111: 	    if ($_=~/^form\.del\:([^\_]+)\_([^\_]+)$/) {
 1112: 	        $r->print(&mt('Deleting').' '.$2.' in '.$1.': '.
 1113:                      &Apache::lonnet::assignrole($ENV{'form.ccdomain'},
 1114:                      $ENV{'form.ccuname'},$1,$2,$now,0,1).'<br>');
 1115: 		if ($2 eq 'st') {
 1116: 		    $1=~/^\/(\w+)\/(\w+)/;
 1117: 		    my $cid=$1.'_'.$2;
 1118: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1119: 			 &Apache::lonnet::critical('put:'.
 1120:                              $ENV{'course.'.$cid.'.domain'}.':'.
 1121: 	                     $ENV{'course.'.$cid.'.num'}.':classlist:'.
 1122:                          &Apache::lonnet::escape($ENV{'form.ccuname'}.':'.
 1123:                              $ENV{'form.ccdomain'}).'='.
 1124:                          &Apache::lonnet::escape($now.':'),
 1125: 	                     $ENV{'course.'.$cid.'.home'}).'</b><br>');
 1126: 		}
 1127: 	    } 
 1128: 	} elsif ($_=~/^form\.ren/) {
 1129: 	    if ($_=~/^form\.ren\:([^\_]+)\_([^\_]+)$/) {
 1130:                 my $url = $1;
 1131:                 my $role = $2;
 1132:                 my $logmsg;
 1133:                 my $output;
 1134:                 if ($role eq 'st') {
 1135:                     if ($url =~ m-^/(\w+)/(\w+)/?(\w*)$-) {
 1136:                         my $result = &commit_studentrole(\$logmsg,$url,$role,$now,0,$1,$2,$3);
 1137:                         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1138:                             $output = "Error: $result\n";
 1139:                         } else {
 1140:                             $output = &mt('Assigning').' '.$role.' in '.$url.
 1141:                                       &mt('starting').' '.localtime($now).
 1142:                                       ': <br />'.$logmsg.'<br />'.
 1143:                                       &mt('Add to classlist').': <b>ok</b><br />';
 1144:                         }
 1145:                     }
 1146:                 } else {
 1147: 		    my $result=&Apache::lonnet::assignrole($ENV{'form.ccdomain'},
 1148:                                $ENV{'form.ccuname'},$url,$role,0,$now);
 1149: 		    $output = &mt('Re-Enabling [_1] in [_2]: [_3]',
 1150: 			      $role,$url,$result).'<br />';
 1151: 		}
 1152:                 $r->print($output);
 1153: 	    } 
 1154: 	} elsif ($_=~/^form\.act/) {
 1155: 	    if ($_=~/^form\.act\_([^\_]+)\_([^\_]+)\_cr_cr_([^\_]+)_(\w+)_([^\_]+)$/) {
 1156:                 # Activate a custom role
 1157: 		my ($one,$two,$three,$four,$five)=($1,$2,$3,$4,$5);
 1158: 		my $url='/'.$one.'/'.$two;
 1159: 		my $full=$one.'_'.$two.'_cr_cr_'.$three.'_'.$four.'_'.$five;
 1160: 
 1161:                 my $start = ( $ENV{'form.start_'.$full} ?
 1162:                               $ENV{'form.start_'.$full} :
 1163:                               $now );
 1164:                 my $end   = ( $ENV{'form.end_'.$full} ?
 1165:                               $ENV{'form.end_'.$full} :
 1166:                               0 );
 1167:                                                                                      
 1168:                 # split multiple sections
 1169:                 my %sections = ();
 1170:                 my $num_sections = &build_roles($ENV{'form.sec_'.$full},\%sections,$5);
 1171:                 if ($num_sections == 0) {
 1172:                     $r->print(&commit_customrole($url,$three,$four,$five,$start,$end));
 1173:                 } else {
 1174:                     foreach (sort {$a cmp $b} keys %sections) {
 1175:                         my $securl = $url.'/'.$_;
 1176: 		        $r->print(&commit_customrole($securl,$three,$four,$five,$start,$end));
 1177:                     }
 1178:                 }
 1179: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_(\w+)\_([^\_]+)$/) {
 1180: 		# Activate roles for sections with 3 id numbers
 1181: 		# set start, end times, and the url for the class
 1182: 		my ($one,$two,$three)=($1,$2,$3);
 1183: 		my $start = ( $ENV{'form.start_'.$one.'_'.$two.'_'.$three} ? 
 1184: 			      $ENV{'form.start_'.$one.'_'.$two.'_'.$three} : 
 1185: 			      $now );
 1186: 		my $end   = ( $ENV{'form.end_'.$one.'_'.$two.'_'.$three} ? 
 1187: 			      $ENV{'form.end_'.$one.'_'.$two.'_'.$three} :
 1188: 			      0 );
 1189: 		my $url='/'.$one.'/'.$two;
 1190:                 my $type = 'three';
 1191:                 # split multiple sections
 1192:                 my %sections = ();
 1193:                 my $num_sections = &build_roles($ENV{'form.sec_'.$one.'_'.$two.'_'.$three},\%sections,$three);
 1194:                 if ($num_sections == 0) {
 1195:                     $r->print(&commit_standardrole($url,$three,$start,$end,$one,$two,''));
 1196:                 } else {
 1197:                     my $emptysec = 0;
 1198:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1199:                         $sec =~ s/\W//g;
 1200:                         if ($sec ne '') {  
 1201:                             my $securl = $url.'/'.$sec;
 1202:                             $r->print(&commit_standardrole($securl,$three,$start,$end,$one,$two,$sec));
 1203:                         } else {
 1204:                             $emptysec = 1;
 1205:                         }
 1206:                     }
 1207:                     if ($emptysec) {
 1208:                         $r->print(&commit_standardrole($url,$three,$start,$end,$one,$two,''));
 1209:                     }
 1210:                 } 
 1211: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_([^\_]+)$/) {
 1212: 		# Activate roles for sections with two id numbers
 1213: 		# set start, end times, and the url for the class
 1214: 		my $start = ( $ENV{'form.start_'.$1.'_'.$2} ? 
 1215: 			      $ENV{'form.start_'.$1.'_'.$2} : 
 1216: 			      $now );
 1217: 		my $end   = ( $ENV{'form.end_'.$1.'_'.$2} ? 
 1218: 			      $ENV{'form.end_'.$1.'_'.$2} :
 1219: 			      0 );
 1220: 		my $url='/'.$1.'/';
 1221:                 # split multiple sections
 1222:                 my %sections = ();
 1223:                 my $num_sections = &build_roles($ENV{'form.sec_'.$1.'_'.$2},\%sections,$2);
 1224:                 if ($num_sections == 0) {
 1225:                     $r->print(&commit_standardrole($url,$2,$start,$end,$1,undef,''));
 1226:                 } else {
 1227:                     my $emptysec = 0;
 1228:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1229:                         if ($sec ne '') {
 1230:                             my $securl = $url.'/'.$sec;
 1231:                             $r->print(&commit_standardrole($securl,$2,$start,$end,$1,undef,$sec));
 1232:                         } else {
 1233:                             $emptysec = 1;
 1234:                         }
 1235:                     }
 1236:                     if ($emptysec) {
 1237:                         $r->print(&commit_standardrole($url,$2,$start,$end,$1,undef,''));
 1238:                     }
 1239:                 }
 1240: 	    } else {
 1241: 		$r->print('<p>'.&mt('ERROR').': '.&mt('Unknown command').' <tt>'.$_.'</tt></p><br>');
 1242:             }
 1243: 	} 
 1244:     } # End of foreach (keys(%ENV))
 1245: # Flush the course logs so reverse user roles immediately updated
 1246:     &Apache::lonnet::flushcourselogs();
 1247:     $r->print('</body></html>');
 1248: }
 1249: 
 1250: sub commit_customrole {
 1251:     my ($url,$three,$four,$five,$start,$end) = @_;
 1252:     my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.'@'.$three.' in '.$url.
 1253:                          ($start?', '.&mt('starting').' '.localtime($start):'').
 1254:                          ($end?', ending '.localtime($end):'').': <b>'.
 1255:               &Apache::lonnet::assigncustomrole(
 1256:         $ENV{'form.ccdomain'},$ENV{'form.ccuname'},$url,$three,$four,$five,$end,$start).
 1257:               '</b><br>';
 1258:     return $output;
 1259: }
 1260: 
 1261: sub commit_standardrole {
 1262:     my ($url,$three,$start,$end,$one,$two,$sec) = @_;
 1263:     my $output;
 1264:     my $logmsg;
 1265:     if ($three eq 'st') {
 1266:         my $result = &commit_studentrole(\$logmsg,$url,$three,$start,$end,$one,$two,$sec);
 1267:         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1268:             $output = "Error: $result\n"; 
 1269:         } else {
 1270:             $output = &mt('Assigning').' '.$three.' in '.$url.
 1271:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1272:                ($end?', '.&mt('ending').' '.localtime($end):'').
 1273:                ': <b>'.$result.'</b><br />'.
 1274:                &mt('Add to classlist').': <b>ok</b><br />';
 1275:         }
 1276:     } else {
 1277:         $output = &mt('Assigning').' '.$three.' in '.$url.
 1278:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1279:                ($end?', '.&mt('ending').' '.localtime($end):'').': <b>'.
 1280:                &Apache::lonnet::assignrole(
 1281:                    $ENV{'form.ccdomain'},$ENV{'form.ccuname'},
 1282:                    $url,$three,$end,$start).
 1283:                    '</b><br>';
 1284:     }
 1285:     return $output;
 1286: }
 1287: 
 1288: sub commit_studentrole {
 1289:     my ($logmsg,$url,$three,$start,$end,$one,$two,$sec) = @_;
 1290:     my $udom = $ENV{'form.ccdomain'};
 1291:     my $uname = $ENV{'form.ccuname'};
 1292:     my $linefeed =  '<br />'."\n";
 1293:     my $result;
 1294:     if (defined($one) && defined($two)) {
 1295:         my $cid=$one.'_'.$two;
 1296:         my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
 1297:         my $secchange = 0;
 1298:         my $expire_role_result;
 1299:         my $modify_section_result;
 1300:         unless ($oldsec eq '-1') {
 1301:             unless ($sec eq $oldsec) {
 1302:                 $secchange = 1;
 1303:                 my $uurl='/'.$cid;
 1304:                 $uurl=~s/\_/\//g;
 1305:                 if ($oldsec) {
 1306:                     $uurl.='/'.$oldsec;
 1307:                 }
 1308:                 $expire_role_result = &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',time);
 1309:                 $result = $expire_role_result;
 1310:             }
 1311:         }
 1312:         if (($expire_role_result eq 'ok') || ($secchange == 0)) {
 1313:             $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid);
 1314:             if ($modify_section_result =~ /^ok/) {
 1315:                 if ($secchange == 1) {
 1316:                     $$logmsg .= "Section for $uname switched from old section: $oldsec to new section: $sec".$linefeed;
 1317:                 } elsif ($oldsec eq '-1') {
 1318:                     $$logmsg .= "New student role for $uname in section $sec in course $cid".$linefeed;
 1319:                 } else {
 1320:                     $$logmsg .= "Student $uname assigned to unchanged section $sec in course $cid".$linefeed;
 1321:                 }
 1322:             } else {
 1323:                 $$logmsg .= "Error when attempting section change for $uname from old section $oldsec to new section: $sec in course $cid -error: $modify_section_result".$linefeed;
 1324:             }
 1325:             $result = $modify_section_result;
 1326:         } elsif ($secchange == 1) {
 1327:             $$logmsg .= "Error when attempting to expire role for $uname in old section $oldsec in course $cid -error: $expire_role_result".$linefeed;
 1328:         }
 1329:     } else {
 1330:         $$logmsg .= "Incomplete course id defined.  Addition of user $uname from domain $udom to course $one\_$two, section $sec not completed.$linefeed";
 1331:         $result = "Error: incomplete course id\n";
 1332:     }
 1333:     return $result;
 1334: }
 1335: 
 1336: sub build_roles {
 1337:     my ($sectionstr,$sections,$role) = @_;
 1338:     my $num_sections = 0;
 1339:     if ($sectionstr=~ /,/) {
 1340:         my @secnums = split/,/,$sectionstr;
 1341:         if ($role eq 'st') {
 1342:             $secnums[0] =~ s/\W//g;
 1343:             $$sections{$secnums[0]} = 1;
 1344:             $num_sections = 1;
 1345:         } else {
 1346:             foreach my $sec (@secnums) {
 1347:                 $sec =~ ~s/\W//g;
 1348:                 unless ($sec eq "") {
 1349:                     if (exists($$sections{$sec})) {
 1350:                         $$sections{$sec} ++;
 1351:                     } else {
 1352:                         $$sections{$sec} = 1;
 1353:                         $num_sections ++;
 1354:                     }
 1355:                 }
 1356:             }
 1357:         }
 1358:     } else {
 1359:         $sectionstr=~s/\W//g;
 1360:         unless ($sectionstr eq '') {
 1361:             $$sections{$sectionstr} = 1;
 1362:             $num_sections ++;
 1363:         }
 1364:     }
 1365:                                                                                      
 1366:     return $num_sections;
 1367: }
 1368: 
 1369: # ========================================================== Custom Role Editor
 1370: 
 1371: sub custom_role_editor {
 1372:     my $r=shift;
 1373:     my $rolename=$ENV{'form.rolename'};
 1374: 
 1375:     if ($rolename eq 'make new role') {
 1376: 	$rolename=$ENV{'form.newrolename'};
 1377:     }
 1378: 
 1379:     $rolename=~s/[^A-Za-z0-9]//gs;
 1380: 
 1381:     unless ($rolename) {
 1382: 	&print_username_entry_form($r);
 1383:         return;
 1384:     }
 1385: 
 1386:     $r->print(&Apache::loncommon::bodytag(
 1387:                      'Create Users, Change User Privileges').'<h2>');
 1388:     my $syspriv='';
 1389:     my $dompriv='';
 1390:     my $coursepriv='';
 1391:     my ($rdummy,$roledef)=
 1392: 			 &Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1393: # ------------------------------------------------------- Does this role exist?
 1394:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1395: 	$r->print(&mt('Existing Role').' "');
 1396: # ------------------------------------------------- Get current role privileges
 1397: 	($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
 1398:     } else {
 1399: 	$r->print(&mt('New Role').' "');
 1400: 	$roledef='';
 1401:     }
 1402:     $r->print($rolename.'"</h2>');
 1403: # ------------------------------------------------------- What can be assigned?
 1404:     my %full=();
 1405:     my %courselevel=();
 1406:     my %courselevelcurrent=();
 1407:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1408: 	my ($priv,$restrict)=split(/\&/,$_);
 1409:         unless ($restrict) { $restrict='F'; }
 1410:         $courselevel{$priv}=$restrict;
 1411:         if ($coursepriv=~/\:$priv/) {
 1412: 	    $courselevelcurrent{$priv}=1;
 1413: 	}
 1414: 	$full{$priv}=1;
 1415:     }
 1416:     my %domainlevel=();
 1417:     my %domainlevelcurrent=();
 1418:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1419: 	my ($priv,$restrict)=split(/\&/,$_);
 1420:         unless ($restrict) { $restrict='F'; }
 1421:         $domainlevel{$priv}=$restrict;
 1422:         if ($dompriv=~/\:$priv/) {
 1423: 	    $domainlevelcurrent{$priv}=1;
 1424: 	}
 1425: 	$full{$priv}=1;
 1426:     }
 1427:     my %systemlevel=();
 1428:     my %systemlevelcurrent=();
 1429:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1430: 	my ($priv,$restrict)=split(/\&/,$_);
 1431:         unless ($restrict) { $restrict='F'; }
 1432:         $systemlevel{$priv}=$restrict;
 1433:         if ($syspriv=~/\:$priv/) {
 1434: 	    $systemlevelcurrent{$priv}=1;
 1435: 	}
 1436: 	$full{$priv}=1;
 1437:     }
 1438:     my %lt=&Apache::lonlocal::texthash(
 1439: 		    'prv'  => "Privilege",
 1440: 		    'crl'  => "Course Level",
 1441:                     'dml'  => "Domain Level",
 1442:                     'ssl'  => "System Level"
 1443: 				       );
 1444:     $r->print(<<ENDCCF);
 1445: <form method="post">
 1446: <input type="hidden" name="phase" value="set_custom_roles" />
 1447: <input type="hidden" name="rolename" value="$rolename" />
 1448: <table border="2">
 1449: <tr><th>$lt{'prv'}</th><th>$lt{'crl'}</th><th>$lt{'dml'}</th>
 1450: <th>$lt{'ssl'}</th></tr>
 1451: ENDCCF
 1452:     foreach (sort keys %full) {
 1453: 	$r->print('<tr><td>'.&Apache::lonnet::plaintext($_).'</td><td>'.
 1454:     ($courselevel{$_}?'<input type="checkbox" name="'.$_.':c" '.
 1455:     ($courselevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1456:     '</td><td>'.
 1457:     ($domainlevel{$_}?'<input type="checkbox" name="'.$_.':d" '.
 1458:     ($domainlevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1459:     '</td><td>'.
 1460:     ($systemlevel{$_}?'<input type="checkbox" name="'.$_.':s" '.
 1461:     ($systemlevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1462:     '</td></tr>');
 1463:     }
 1464:     $r->print(
 1465:    '<table><input type="submit" value="'.&mt('Define Role').'" /></form></body></html>');
 1466: }
 1467: 
 1468: # ---------------------------------------------------------- Call to definerole
 1469: sub set_custom_role {
 1470:     my $r=shift;
 1471: 
 1472:     my $rolename=$ENV{'form.rolename'};
 1473: 
 1474:     $rolename=~s/[^A-Za-z0-9]//gs;
 1475: 
 1476:     unless ($rolename) {
 1477: 	&print_username_entry_form($r);
 1478:         return;
 1479:     }
 1480: 
 1481:     $r->print(&Apache::loncommon::bodytag(
 1482:                      'Create Users, Change User Privileges').'<h2>');
 1483:     my ($rdummy,$roledef)=
 1484: 			 &Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1485: # ------------------------------------------------------- Does this role exist?
 1486:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1487: 	$r->print(&mt('Existing Role').' "');
 1488:     } else {
 1489: 	$r->print(&mt('New Role').' "');
 1490: 	$roledef='';
 1491:     }
 1492:     $r->print($rolename.'"</h2>');
 1493: # ------------------------------------------------------- What can be assigned?
 1494:     my $sysrole='';
 1495:     my $domrole='';
 1496:     my $courole='';
 1497: 
 1498:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1499: 	my ($priv,$restrict)=split(/\&/,$_);
 1500:         unless ($restrict) { $restrict=''; }
 1501:         if ($ENV{'form.'.$priv.':c'}) {
 1502: 	    $courole.=':'.$_;
 1503: 	}
 1504:     }
 1505: 
 1506:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1507: 	my ($priv,$restrict)=split(/\&/,$_);
 1508:         unless ($restrict) { $restrict=''; }
 1509:         if ($ENV{'form.'.$priv.':d'}) {
 1510: 	    $domrole.=':'.$_;
 1511: 	}
 1512:     }
 1513: 
 1514:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1515: 	my ($priv,$restrict)=split(/\&/,$_);
 1516:         unless ($restrict) { $restrict=''; }
 1517:         if ($ENV{'form.'.$priv.':s'}) {
 1518: 	    $sysrole.=':'.$_;
 1519: 	}
 1520:     }
 1521:     $r->print('<br />Defining Role: '.
 1522: 	   &Apache::lonnet::definerole($rolename,$sysrole,$domrole,$courole));
 1523:     if ($ENV{'request.course.id'}) {
 1524:         my $url='/'.$ENV{'request.course.id'};
 1525:         $url=~s/\_/\//g;
 1526: 	$r->print('<br />'.&mt('Assigning Role to Self').': '.
 1527: 	      &Apache::lonnet::assigncustomrole($ENV{'user.domain'},
 1528: 						$ENV{'user.name'},
 1529: 						$url,
 1530: 						$ENV{'user.domain'},
 1531: 						$ENV{'user.name'},
 1532: 						$rolename));
 1533:     }
 1534:     $r->print('</body></html>');
 1535: }
 1536: 
 1537: # ================================================================ Main Handler
 1538: sub handler {
 1539:     my $r = shift;
 1540: 
 1541:     if ($r->header_only) {
 1542:        &Apache::loncommon::content_type($r,'text/html');
 1543:        $r->send_http_header;
 1544:        return OK;
 1545:     }
 1546: 
 1547:     if ((&Apache::lonnet::allowed('cta',$ENV{'request.course.id'})) ||
 1548:         (&Apache::lonnet::allowed('cin',$ENV{'request.course.id'})) || 
 1549:         (&Apache::lonnet::allowed('ccr',$ENV{'request.course.id'})) || 
 1550:         (&Apache::lonnet::allowed('cep',$ENV{'request.course.id'})) ||
 1551:         (&Apache::lonnet::allowed('cca',$ENV{'request.role.domain'})) ||
 1552:         (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'}))) {
 1553:        &Apache::loncommon::content_type($r,'text/html');
 1554:        $r->send_http_header;
 1555:        unless ($ENV{'form.phase'}) {
 1556: 	   &print_username_entry_form($r);
 1557:        }
 1558:        if ($ENV{'form.phase'} eq 'get_user_info') {
 1559:            &print_user_modification_page($r);
 1560:        } elsif ($ENV{'form.phase'} eq 'update_user_data') {
 1561:            &update_user_data($r);
 1562:        } elsif ($ENV{'form.phase'} eq 'selected_custom_edit') {
 1563:            &custom_role_editor($r);
 1564:        } elsif ($ENV{'form.phase'} eq 'set_custom_roles') {
 1565: 	   &set_custom_role($r);
 1566:        }
 1567:    } else {
 1568:       $ENV{'user.error.msg'}=
 1569:         "/adm/createuser:mau:0:0:Cannot modify user data";
 1570:       return HTTP_NOT_ACCEPTABLE; 
 1571:    }
 1572:    return OK;
 1573: } 
 1574: 
 1575: #-------------------------------------------------- functions for &phase_two
 1576: sub course_level_table {
 1577:     my (%inccourses) = @_;
 1578:     my $table = '';
 1579: # Custom Roles?
 1580: 
 1581:     my %customroles=&my_custom_roles();
 1582:     my %lt=&Apache::lonlocal::texthash(
 1583:             'exs'  => "Existing sections",
 1584:             'new'  => "Define new section",
 1585:             'ssd'  => "Set Start Date",
 1586:             'sed'  => "Set End Date",
 1587:             'crl'  => "Course Level",
 1588:             'act'  => "Activate",
 1589:             'rol'  => "Role",
 1590:             'ext'  => "Extent",
 1591:             'grs'  => "Group/Section",
 1592:             'sta'  => "Start",
 1593:             'end'  => "End"
 1594:     );
 1595: 
 1596:     foreach (sort( keys(%inccourses))) {
 1597: 	my $thiscourse=$_;
 1598: 	my $protectedcourse=$_;
 1599: 	$thiscourse=~s:_:/:g;
 1600: 	my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
 1601: 	my $area=$coursedata{'description'};
 1602: 	if (!defined($area)) { $area=&mt('Unavailable course').': '.$_; }
 1603: 	my $bgcol=$thiscourse;
 1604: 	$bgcol=~s/[^7-9a-e]//g;
 1605: 	$bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
 1606: 	my ($domain,$cnum)=split(/\//,$thiscourse);
 1607:         my %sections_count = ();
 1608:         my $num_sections = 0;
 1609:         if (defined($ENV{'request.course.id'})) {
 1610:             if ($ENV{'request.course.id'} eq $domain.'_'.$cnum) {
 1611:                 $num_sections = &Apache::loncommon::get_sections($domain,$cnum,\%sections_count);
 1612:             }
 1613:         }
 1614: 	foreach  ('st','ta','ep','ad','in','cc') {
 1615: 	    if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) {
 1616: 		my $plrole=&Apache::lonnet::plaintext($_);
 1617: 		$table .= <<ENDEXTENT;
 1618: <tr bgcolor="#$bgcol">
 1619: <td><input type="checkbox" name="act_$protectedcourse\_$_"></td>
 1620: <td>$plrole</td>
 1621: <td>$area<br />Domain: $domain</td>
 1622: ENDEXTENT
 1623: 	        if ($_ ne 'cc') {
 1624:                     if ($num_sections > 0) {
 1625:                         my $currsec = &course_sections($num_sections,\%sections_count,$protectedcourse.'_'.$_);
 1626:                         $table .= 
 1627:                     '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1628:                      '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1629:                         $currsec.'</td>'.
 1630:                      '<td>&nbsp;&nbsp;</td>'.
 1631:                      '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1632:                      '<input type="text" name="newsec_'.$protectedcourse.'_'.$_.'" value="" /></td>'.
 1633:                      '<input type="hidden" '.
 1634:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>'.
 1635:                      '</tr></table></td>';
 1636:                     } else {
 1637:                         $table .= '<td><input type="text" size="10" '.
 1638:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>';
 1639:                     }
 1640:                 } else { 
 1641: 		    $table .= '<td>&nbsp</td>';
 1642:                 }
 1643: 		$table .= <<ENDTIMEENTRY;
 1644: <td><input type=hidden name="start_$protectedcourse\_$_" value=''>
 1645: <a href=
 1646: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$_.value,'start_$protectedcourse\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1647: <td><input type=hidden name="end_$protectedcourse\_$_" value=''>
 1648: <a href=
 1649: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$_.value,'end_$protectedcourse\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
 1650: ENDTIMEENTRY
 1651:                 $table.= "</tr>\n";
 1652:             }
 1653:         }
 1654:         foreach (sort keys %customroles) {
 1655: 	    if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
 1656: 		my $plrole=$_;
 1657:                 my $customrole=$protectedcourse.'_cr_cr_'.$ENV{'user.domain'}.
 1658: 		    '_'.$ENV{'user.name'}.'_'.$plrole;
 1659: 		$table .= <<END;
 1660: <tr bgcolor="#$bgcol">
 1661: <td><input type="checkbox" name="act_$customrole"></td>
 1662: <td>$plrole</td>
 1663: <td>$area</td>
 1664: END
 1665:                 if ($num_sections > 0) {
 1666:                     my $currsec = &course_sections($num_sections,\%sections_count,$customrole);
 1667:                     $table.=
 1668:                    '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1669:                    '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1670:                      $currsec.'</td>'.
 1671:                    '<td>&nbsp;&nbsp;</td>'.
 1672:                    '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1673:                    '<input type="text" name="newsec_'.$customrole.'" value="" /></td>'.
 1674:                    '<input type="hidden" '.
 1675:                    'name="sec_'.$customrole.'"></td>'.
 1676:                    '</tr></table></td>';
 1677:                 } else {
 1678:                     $table .= '<td><input type="text" size="10" '.
 1679:                      'name="sec_'.$customrole.'"></td>';
 1680:                 }
 1681:                 $table .= <<ENDENTRY;
 1682: <td><input type=hidden name="start_$customrole" value=''>
 1683: <a href=
 1684: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$customrole.value,'start_$customrole','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1685: <td><input type=hidden name="end_$customrole" value=''>
 1686: <a href=
 1687: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$customrole.value,'end_$customrole','cu.pres','dateset')">$lt{'sed'}</a></td></tr>
 1688: ENDENTRY
 1689:            }
 1690: 	}
 1691:     }
 1692:     return '' if ($table eq ''); # return nothing if there is nothing 
 1693:                                  # in the table
 1694:     my $result = <<ENDTABLE;
 1695: <h4>$lt{'crl'}</h4>
 1696: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
 1697: <th>$lt{'grs'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
 1698: $table
 1699: </table>
 1700: ENDTABLE
 1701:     return $result;
 1702: }
 1703: 
 1704: sub course_sections {
 1705:     my ($num_sections,$sections_count,$role) = @_;
 1706:     my $output = '';
 1707:     my @sections = (sort {$a <=> $b} keys %{$sections_count});
 1708:     if ($num_sections == 1) {
 1709:         $output = '<select name="currsec_'.$role.'" >'."\n".
 1710:                   '  <option value="">Select</option>'."\n".
 1711:                   '  <option value="">No section</option>'."\n".
 1712:                   '  <option value="'.$sections[0].'" >'.$sections[0].'</option>'."\n";
 1713:     } else {
 1714:         $output = '<select name="currsec_'.$role.'" ';
 1715:         my $multiple = 4;
 1716:         if ($num_sections <4) { $multiple = $num_sections; }
 1717:         $output .= '"multiple" size="'.$multiple.'">'."\n";
 1718:         foreach (@sections) {
 1719:             $output .= '<option value="'.$_.'">'.$_."</option>\n";
 1720:         }
 1721:     }
 1722:     $output .= '</select>'; 
 1723:     return $output;
 1724: }
 1725: 
 1726: sub course_level_dc {
 1727:     my ($dcdom) = @_;
 1728:     my %customroles=&my_custom_roles();
 1729:     my $hiddenitems = '<input type="hidden" name="dcdomain" value="'.$dcdom.'" />'.
 1730:                       '<input type="hidden" name="origdom" value="'.$dcdom.'" />'.
 1731:                       '<input type="hidden" name="dccourse" value="" />';
 1732:     my $courseform='<b>'.&Apache::loncommon::selectcourse_link
 1733:                      ('cu','dccourse','dcdomain','coursedesc').'</b>';
 1734:                                                                                       
 1735:     my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($dcdom,$dcdom);
 1736:     my %lt=&Apache::lonlocal::texthash(
 1737:                     'crl'  => "Course Level",
 1738:                     'crt'  => "Course Title",
 1739:                     'rol'  => "Role",
 1740:                     'grs'  => "Group/Section",
 1741:                     'exs'  => "Existing sections",
 1742:                     'new'  => "Define new section", 
 1743:                     'sta'  => "Start",
 1744:                     'end'  => "End",
 1745:                     'ssd'  => "Set Start Date",
 1746:                     'sed'  => "Set End Date"
 1747:                   );
 1748:     my $header = '<h4>'.$lt{'crl'}.'</h4>'.
 1749:                  '<table border="2"><tr><th>'.$courseform.'</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'grs'}.'</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th></tr>';
 1750:     my $otheritems = '<tr><td><input type="text" name="coursedesc" value="" onFocus="this.blur();opencrsbrowser('."'".'cu'."'".','."'".'dccourse'."'".','."'".'dcdomain'."'".','."'".'coursedesc'."',''".')" /></td>'.
 1751:                      '<td><select name="role">'."\n";
 1752:     foreach  ('st','ta','ep','ad','in','cc') {
 1753:         my $plrole=&Apache::lonnet::plaintext($_);
 1754:         $otheritems .= '  <option value="'.$_.'">'.$plrole;
 1755:     }
 1756:     if ( keys %customroles > 0) {
 1757:         foreach (sort keys %customroles) {
 1758:             my $custrole='cr_cr_'.$ENV{'user.domain'}.
 1759:                     '_'.$ENV{'user.name'}.'_'.$_;
 1760:             $otheritems .= '  <option value="'.$custrole.'">'.$_;
 1761:         }
 1762:     }
 1763:     $otheritems .= '</select></td><td>'.
 1764:                      '<table border="0" cellspacing="0" cellpadding="0">'.
 1765:                      '<tr><td valign="top"><b>'.$lt{'exs'}.'</b><br /><select name="currsec">'.
 1766:                      ' <option value=""><--'.&mt('Pick course first').'</select></td>'.
 1767:                      '<td>&nbsp;&nbsp;</td>'.
 1768:                      '<td valign="top">&nbsp;<b>'.$lt{'new'}.'</b><br />'.
 1769:                      '<input type="text" name="newsec" value="" /></td>'.
 1770:                      '</tr></table></td>';
 1771:     $otheritems .= <<ENDTIMEENTRY;
 1772: <td><input type=hidden name="start" value=''>
 1773: <a href=
 1774: "javascript:pjump('date_start','Start Date',document.cu.start.value,'start','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1775: <td><input type=hidden name="end" value=''>
 1776: <a href=
 1777: "javascript:pjump('date_end','End Date',document.cu.end.value,'end','cu.pres','dateset')">$lt{'sed'}</a></td>
 1778: ENDTIMEENTRY
 1779:     $otheritems .= "</tr></table>\n";
 1780:     return $cb_jscript.$header.$hiddenitems.$otheritems;
 1781: }
 1782: 
 1783: #---------------------------------------------- end functions for &phase_two
 1784: 
 1785: #--------------------------------- functions for &phase_two and &phase_three
 1786: 
 1787: #--------------------------end of functions for &phase_two and &phase_three
 1788: 
 1789: 1;
 1790: __END__
 1791: 
 1792: 

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