File:  [LON-CAPA] / loncom / interface / loncreateuser.pm
Revision 1.125.2.1: download - view: text, annotated - select for diffs
Thu Jun 29 17:40:16 2006 UTC (17 years, 10 months ago) by albertel
Branches: version_2_2_X
- hiding course type from user creation for 2.2

    1: # The LearningOnline Network with CAPA
    2: # Create a user
    3: #
    4: # $Id: loncreateuser.pm,v 1.125.2.1 2006/06/29 17:40:16 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: use Apache::longroup;
   68: use lib '/home/httpd/lib/perl/';
   69: use LONCAPA;
   70: 
   71: my $loginscript; # piece of javascript used in two separate instances
   72: my $generalrule;
   73: my $authformnop;
   74: my $authformkrb;
   75: my $authformint;
   76: my $authformfsys;
   77: my $authformloc;
   78: 
   79: sub initialize_authen_forms {
   80:     my ($krbdefdom)=( $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/);
   81:     $krbdefdom= uc($krbdefdom);
   82:     my %param = ( formname => 'document.cu',
   83:                   kerb_def_dom => $krbdefdom 
   84:                   );
   85: # no longer static due to configurable kerberos defaults
   86: #    $loginscript  = &Apache::loncommon::authform_header(%param);
   87:     $generalrule  = &Apache::loncommon::authform_authorwarning(%param);
   88:     $authformnop  = &Apache::loncommon::authform_nochange(%param);
   89: # no longer static due to configurable kerberos defaults
   90: #    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
   91:     $authformint  = &Apache::loncommon::authform_internal(%param);
   92:     $authformfsys = &Apache::loncommon::authform_filesystem(%param);
   93:     $authformloc  = &Apache::loncommon::authform_local(%param);
   94: }
   95: 
   96: 
   97: # ======================================================= Existing Custom Roles
   98: 
   99: sub my_custom_roles {
  100:     my %returnhash=();
  101:     my %rolehash=&Apache::lonnet::dump('roles');
  102:     foreach (keys %rolehash) {
  103: 	if ($_=~/^rolesdef\_(\w+)$/) {
  104: 	    $returnhash{$1}=$1;
  105: 	}
  106:     }
  107:     return %returnhash;
  108: }
  109: 
  110: # ==================================================== Figure out author access
  111: 
  112: sub authorpriv {
  113:     my ($auname,$audom)=@_;
  114:     unless ((&Apache::lonnet::allowed('cca',$audom.'/'.$auname))
  115:          || (&Apache::lonnet::allowed('caa',$audom.'/'.$auname))) { return ''; }
  116:     return 1;
  117: }
  118: 
  119: # =================================================================== Phase one
  120: 
  121: sub print_username_entry_form {
  122:     my ($r) = @_;
  123:     my $defdom=$env{'request.role.domain'};
  124:     my @domains = &Apache::loncommon::get_domains();
  125:     my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
  126:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
  127:     my $start_page =
  128: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  129: 				       $selscript);
  130: 
  131:     my $sellink=&Apache::loncommon::selectstudent_link
  132:                                         ('crtuser','ccuname','ccdomain');
  133:     my %existingroles=&my_custom_roles();
  134:     my $choice=&Apache::loncommon::select_form('make new role','rolename',
  135: 		('make new role' => 'Generate new role ...',%existingroles));
  136:     my %lt=&Apache::lonlocal::texthash(
  137: 		    'siur'   => "Set Individual User Roles",
  138: 		    'usr'  => "Username",
  139:                     'dom'  => "Domain",
  140:                     'usrr' => "User Roles",
  141:                     'ecrp' => "Edit Custom Role Privileges",
  142:                     'nr'   => "Name of Role",
  143:                     'cre'  => "Custom Role Editor"
  144: 				       );
  145:     my $help = &Apache::loncommon::help_open_menu(undef,undef,282,'Instructor Interface');
  146:     my $helpsiur=&Apache::loncommon::help_open_topic('Course_Change_Privileges');
  147:     my $helpecpr=&Apache::loncommon::help_open_topic('Course_Editing_Custom_Roles');
  148:     $r->print(<<"ENDDOCUMENT");
  149: $start_page
  150: <form action="/adm/createuser" method="post" name="crtuser">
  151: <input type="hidden" name="phase" value="get_user_info">
  152: <h2>$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: ENDDOCUMENT
  161:    if (&Apache::lonnet::allowed('mcr','/')) {
  162:        $r->print(<<ENDCUSTOM);
  163: <form action="/adm/createuser" method="post" name="docustom">
  164: <input type="hidden" name="phase" value="selected_custom_edit">
  165: <h2>$lt{'ecrp'}$helpecpr</h2>
  166: $lt{'nr'}: $choice <input type="text" size="15" name="newrolename" /><br />
  167: <input name="customeditor" type="submit" value="$lt{'cre'}" />
  168: </form>
  169: ENDCUSTOM
  170:     }
  171:     $r->print(&Apache::loncommon::end_page());
  172: }
  173: 
  174: 
  175: sub user_modification_js {
  176:     my ($pjump_def,$dc_setcourse_code,$nondc_setsection_code,$groupslist)=@_;
  177:     
  178:     return <<END;
  179: <script type="text/javascript" language="Javascript">
  180: 
  181:     function pclose() {
  182:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  183:                  "height=350,width=350,scrollbars=no,menubar=no");
  184:         parmwin.close();
  185:     }
  186: 
  187:     $pjump_def
  188:     $dc_setcourse_code
  189: 
  190:     function dateset() {
  191:         eval("document.cu."+document.cu.pres_marker.value+
  192:             ".value=document.cu.pres_value.value");
  193:         pclose();
  194:     }
  195: 
  196:     $nondc_setsection_code
  197: 
  198: </script>
  199: END
  200: }
  201: 
  202: # =================================================================== Phase two
  203: sub print_user_modification_page {
  204:     my $r=shift;
  205:     my $ccuname=$env{'form.ccuname'};
  206:     my $ccdomain=$env{'form.ccdomain'};
  207: 
  208:     $ccuname=~s/\W//g;
  209:     $ccdomain=~s/\W//g;
  210: 
  211:     unless (($ccuname) && ($ccdomain)) {
  212: 	&print_username_entry_form($r);
  213:         return;
  214:     }
  215: 
  216:     my $defdom=$env{'request.role.domain'};
  217: 
  218:     my ($krbdef,$krbdefdom) =
  219:        &Apache::loncommon::get_kerberos_defaults($defdom);
  220: 
  221:     my %param = ( formname => 'document.cu',
  222:                   kerb_def_dom => $krbdefdom,
  223:                   kerb_def_auth => $krbdef
  224:                   );
  225:     $loginscript  = &Apache::loncommon::authform_header(%param);
  226:     $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
  227: 
  228:     $ccuname=~s/\W//g;
  229:     $ccdomain=~s/\W//g;
  230:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  231:     my $dc_setcourse_code = '';
  232:     my $nondc_setsection_code = '';                                        
  233: 
  234:     my %loaditem;
  235: 
  236:     my $groupslist;
  237:     my %curr_groups = &Apache::longroup::coursegroups();
  238:     if (%curr_groups) {
  239:         $groupslist = join('","',sort(keys(%curr_groups)));
  240:         $groupslist = '"'.$groupslist.'"';   
  241:     }
  242: 
  243:     if ($env{'request.role'} =~ m-^dc\./(\w+)/$-) {
  244:         my $dcdom = $1;
  245:         $loaditem{'onload'} = "document.cu.coursedesc.value='';";
  246:         my @rolevals = ('st','ta','ep','in','cc');
  247:         my (@crsroles,@grproles);
  248:         for (my $i=0; $i<@rolevals; $i++) {
  249:             $crsroles[$i]=&Apache::lonnet::plaintext($rolevals[$i],'Course');
  250:             $grproles[$i]=&Apache::lonnet::plaintext($rolevals[$i],'Group');
  251:         }
  252:         my $rolevalslist = join('","',@rolevals);
  253:         my $crsrolenameslist = join('","',@crsroles);
  254:         my $grprolenameslist = join('","',@grproles);
  255:         my $pickcrsfirst = '<--'.&mt('Pick course first');
  256:         my $pickgrpfirst = '<--'.&mt('Pick group first'); 
  257:         $dc_setcourse_code = <<"ENDSCRIPT";
  258:     function setCourse() {
  259:         var course = document.cu.dccourse.value;
  260:         if (course != "") {
  261:             if (document.cu.dcdomain.value != document.cu.origdom.value) {
  262:                 alert("You must select a course in the current domain");
  263:                 return;
  264:             } 
  265:             var userrole = document.cu.role.options[document.cu.role.selectedIndex].value
  266:             var section="";
  267:             var numsections = 0;
  268:             var newsecs = new Array();
  269:             for (var i=0; i<document.cu.currsec.length; i++) {
  270:                 if (document.cu.currsec.options[i].selected == true ) {
  271:                     if (document.cu.currsec.options[i].value != "" && document.cu.currsec.options[i].value != null) { 
  272:                         if (numsections == 0) {
  273:                             section = document.cu.currsec.options[i].value
  274:                             numsections = 1;
  275:                         }
  276:                         else {
  277:                             section = section + "," +  document.cu.currsec.options[i].value
  278:                             numsections ++;
  279:                         }
  280:                     }
  281:                 }
  282:             }
  283:             if (document.cu.newsec.value != "" && document.cu.newsec.value != null) {
  284:                 if (numsections == 0) {
  285:                     section = document.cu.newsec.value
  286:                 }
  287:                 else {
  288:                     section = section + "," +  document.cu.newsec.value
  289:                 }
  290:                 newsecs = document.cu.newsec.value.split(/,/g);
  291:                 numsections = numsections + newsecs.length;
  292:             }
  293:             if ((userrole == 'st') && (numsections > 1)) {
  294:                 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.")
  295:                 return;
  296:             }
  297:             for (var j=0; j<newsecs.length; j++) {
  298:                 if ((newsecs[j] == 'all') || (newsecs[j] == 'none')) {
  299:                     alert("'"+newsecs[j]+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
  300:                     return;
  301:                 }
  302:                 if (document.cu.groups.value != '') {
  303:                     var groups = document.cu.groups.value.split(/,/g);
  304:                     for (var k=0; k<groups.length; k++) {
  305:                         if (newsecs[j] == groups[k]) {
  306:                             alert("'"+newsecs[j]+"' may not be used as the name for a section, as it is the name of a course group.\\nSection names and group names must be distinct. Please choose a different section name.");
  307:                             return; 
  308:                         }
  309:                     }
  310:                 }
  311:             }
  312:             if ((userrole == 'cc') && (numsections > 0)) {
  313:                 alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  314:                 section = "";
  315:             }
  316:             var numcourse = getIndex(document.cu.dccourse);
  317:             if (numcourse == "-1") {
  318:                 alert("There was a problem with your course selection");
  319:                 return
  320:             }
  321:             else { 
  322:                 var coursename = "_$dcdom"+"_"+course+"_"+userrole
  323:                 document.cu.elements[numcourse].name = "act"+coursename
  324:                 document.cu.elements[numcourse+5].name = "sec"+coursename
  325:                 document.cu.elements[numcourse+5].value = section
  326:                 document.cu.elements[numcourse+7].name = "start"+coursename
  327:                 document.cu.elements[numcourse+8].name = "end"+coursename
  328:             }
  329:         }
  330:         document.cu.submit();
  331:     }
  332: 
  333:     function getIndex(caller) {
  334:         for (var i=0;i<document.cu.elements.length;i++) {
  335:             if (document.cu.elements[i] == caller) {
  336:                 return i;
  337:             }
  338:         }
  339:         return -1;
  340:     }
  341: 
  342:     function setType() {
  343:         var crstype = 'Course'
  344:         rolevals = new Array("$rolevalslist");
  345:         if (crstype == 'Group') {
  346:             if (document.cu.currsec.options[0].text == "$pickcrsfirst") {
  347:                 document.cu.currsec.options[0].text = "$pickgrpfirst";
  348:             } 
  349:             grprolenames = new Array("$grprolenameslist");
  350:             for (var i=0; i<rolevals.length; i++) {
  351:                 if (document.cu.role.selectedIndex == i) {
  352:                     document.cu.role.options[i] = new Option(grprolenames[i],rolevals[i],true,false);
  353:                 } else {
  354:                     document.cu.role.options[i] = new Option(grprolenames[i],rolevals[i],false,false);
  355:                 }
  356:             }
  357:         } else {
  358:             if (document.cu.currsec.options[0].text == "$pickgrpfirst") {
  359:                 document.cu.currsec.options[0].text = "$pickcrsfirst";
  360:             }
  361:             crsrolenames = new Array("$crsrolenameslist");
  362:             for (var i=0; i<rolevals.length; i++) {
  363:                 if (document.cu.role.selectedIndex == i) {
  364:                     document.cu.role.options[i] = new Option(crsrolenames[i],rolevals[i],true,false);
  365:                 } else {
  366:                     document.cu.role.options[i] = new Option(crsrolenames[i],rolevals[i],false,false);
  367:                 }
  368:             }
  369:         }
  370:     }
  371: ENDSCRIPT
  372:     } else {
  373:         $nondc_setsection_code = <<"ENDSECCODE";
  374:     function setSections() {
  375:         var re1 = /^currsec_/;
  376:         var groups = new Array($groupslist);
  377:         for (var i=0;i<document.cu.elements.length;i++) {
  378:             var str = document.cu.elements[i].name;
  379:             var checkcurr = str.match(re1);
  380:             if (checkcurr != null) {
  381:                 var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  382:                 if (document.cu.elements[i-1].checked == true) {
  383:                     var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  384:                     match = re2.exec(str);
  385:                     var role = match[1];
  386:                     if (role == 'cc') {
  387:                         alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  388:                     }
  389:                     else {
  390:                         var sections = '';
  391:                         var numsec = 0;
  392:                         var sections;
  393:                         for (var j=0; j<document.cu.elements[i].length; j++) {
  394:                             if (document.cu.elements[i].options[j].selected == true ) {
  395:                                 if (document.cu.elements[i].options[j].value != "") {
  396:                                     if (numsec == 0) {
  397:                                         if (document.cu.elements[i].options[j].value != "") {
  398:                                             sections = document.cu.elements[i].options[j].value;
  399:                                             numsec ++;
  400:                                         }
  401:                                     }
  402:                                     else {
  403:                                         sections = sections + "," +  document.cu.elements[i].options[j].value
  404:                                         numsec ++;
  405:                                     }
  406:                                 }
  407:                             }
  408:                         }
  409:                         if (numsec > 0) {
  410:                             if (document.cu.elements[i+1].value != "" && document.cu.elements[i+1].value != null) {
  411:                                 sections = sections + "," +  document.cu.elements[i+1].value;
  412:                             }
  413:                         }
  414:                         else {
  415:                             sections = document.cu.elements[i+1].value;
  416:                         }
  417:                         var newsecs = document.cu.elements[i+1].value;
  418: 			var numsplit;
  419:                         if (newsecs != null && newsecs != "") {
  420:                             numsplit = newsecs.split(/,/g);
  421:                             numsec = numsec + numsplit.length;
  422:                         }
  423: 
  424:                         if ((role == 'st') && (numsec > 1)) {
  425:                             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.")
  426:                             return;
  427:                         }
  428:                         else if (numsplit != null) {
  429:                             for (var j=0; j<numsplit.length; j++) {
  430:                                 if ((numsplit[j] == 'all') ||
  431:                                     (numsplit[j] == 'none')) {
  432:                                     alert("'"+numsplit[j]+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
  433:                                     return;
  434:                                 }
  435:                                 for (var k=0; k<groups.length; k++) {
  436:                                     if (numsplit[j] == groups[k]) {
  437:                                         alert("'"+numsplit[j]+"' may not be used as a section name, as it is the name of a course group.\\nSection names and group names must be distinct. Please choose a different section name.");
  438:                                         return;
  439:                                     }
  440:                                 }
  441:                             }
  442:                             document.cu.elements[i+2].value = sections;
  443:                         }
  444:                     }
  445:                 }
  446:             }
  447:         }
  448:         document.cu.submit();
  449:     }
  450: ENDSECCODE
  451:     }
  452:     my $js = &user_modification_js($pjump_def,$dc_setcourse_code,
  453:                                    $nondc_setsection_code,$groupslist);
  454:     my $start_page = 
  455: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  456: 				       $js,{'add_entries' => \%loaditem,});
  457: 
  458:     my $forminfo =<<"ENDFORMINFO";
  459: <form action="/adm/createuser" method="post" name="cu">
  460: <input type="hidden" name="phase"       value="update_user_data">
  461: <input type="hidden" name="ccuname"     value="$ccuname">
  462: <input type="hidden" name="ccdomain"    value="$ccdomain">
  463: <input type="hidden" name="pres_value"  value="" >
  464: <input type="hidden" name="pres_type"   value="" >
  465: <input type="hidden" name="pres_marker" value="" >
  466: ENDFORMINFO
  467:     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
  468:     my %incdomains; 
  469:     my %inccourses;
  470:     foreach (values(%Apache::lonnet::hostdom)) {
  471:        $incdomains{$_}=1;
  472:     }
  473:     foreach (keys(%env)) {
  474: 	if ($_=~/^user\.priv\.cm\.\/(\w+)\/(\w+)/) {
  475: 	    $inccourses{$1.'_'.$2}=1;
  476:         }
  477:     }
  478:     if ($uhome eq 'no_host') {
  479:         my $home_server_list=
  480:             '<option value="default" selected>default</option>'."\n".
  481:                 &Apache::loncommon::home_server_option_list($ccdomain);
  482:         
  483: 	my %lt=&Apache::lonlocal::texthash(
  484:                     'cnu'  => "Create New User",
  485:                     'nu'   => "New User",
  486:                     'id'   => "in domain",
  487:                     'pd'   => "Personal Data",
  488:                     'fn'   => "First Name",
  489:                     'mn'   => "Middle Name",
  490:                     'ln'   => "Last Name",
  491:                     'gen'  => "Generation",
  492:                     'idsn' => "ID/Student Number",
  493:                     'hs'   => "Home Server",
  494:                     'lg'   => "Login Data"
  495: 				       );
  496: 	my $genhelp=&Apache::loncommon::help_open_topic('Generation');
  497:         &initialize_authen_forms();
  498: 	$r->print(<<ENDNEWUSER);
  499: $start_page
  500: <h1>$lt{'cnu'}</h1>
  501: $forminfo
  502: <h2>$lt{'nu'} "$ccuname" $lt{'id'} $ccdomain</h2>
  503: <script type="text/javascript" language="Javascript">
  504: $loginscript
  505: </script>
  506: <input type='hidden' name='makeuser' value='1' />
  507: <h3>$lt{'pd'}</h3>
  508: <p>
  509: <table>
  510: <tr><td>$lt{'fn'}  </td>
  511:     <td><input type='text' name='cfirst'  size='15' /></td></tr>
  512: <tr><td>$lt{'mn'} </td> 
  513:     <td><input type='text' name='cmiddle' size='15' /></td></tr>
  514: <tr><td>$lt{'ln'}   </td>
  515:     <td><input type='text' name='clast'   size='15' /></td></tr>
  516: <tr><td>$lt{'gen'}$genhelp</td>
  517:     <td><input type='text' name='cgen'    size='5'  /></td></tr>
  518: </table>
  519: $lt{'idsn'} <input type='text' name='cstid'   size='15' /></p>
  520: $lt{'hs'}: <select name="hserver" size="1"> $home_server_list </select>
  521: <hr />
  522: <h3>$lt{'lg'}</h3>
  523: <p>$generalrule </p>
  524: <p>$authformkrb </p>
  525: <p>$authformint </p>
  526: <p>$authformfsys</p>
  527: <p>$authformloc </p>
  528: ENDNEWUSER
  529:     } else { # user already exists
  530: 	my %lt=&Apache::lonlocal::texthash(
  531:                     'cup'  => "Change User Privileges",
  532:                     'usr'  => "User",                    
  533:                     'id'   => "in domain",
  534:                     'fn'   => "first name",
  535:                     'mn'   => "middle name",
  536:                     'ln'   => "last name",
  537:                     'gen'  => "generation"
  538: 				       );
  539: 	$r->print(<<ENDCHANGEUSER);
  540: $start_page
  541: <h1>$lt{'cup'}</h1>
  542: $forminfo
  543: <h2>$lt{'usr'} "$ccuname" $lt{'id'} "$ccdomain"</h2>
  544: ENDCHANGEUSER
  545:         # Get the users information
  546:         my %userenv = &Apache::lonnet::get('environment',
  547:                           ['firstname','middlename','lastname','generation'],
  548:                           $ccdomain,$ccuname);
  549:         my %rolesdump=&Apache::lonnet::dump('roles',$ccdomain,$ccuname);
  550:         $r->print(<<END);
  551: <hr />
  552: <table border="2">
  553: <tr>
  554: <th>$lt{'fn'}</th><th>$lt{'mn'}</th><th>$lt{'ln'}</th><th>$lt{'gen'}</th>
  555: </tr>
  556: <tr>
  557: END
  558:         foreach ('firstname','middlename','lastname','generation') {
  559:            if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  560:               $r->print(<<"END");            
  561: <td><input type="text" name="c$_" value="$userenv{$_}" size="15" /></td>
  562: END
  563:            } else {
  564:                $r->print('<td>'.$userenv{$_}.'</td>');
  565:            }
  566:         }
  567:       $r->print(<<END);
  568: </tr>
  569: </table>
  570: END
  571:         # Build up table of user roles to allow revocation of a role.
  572:         my ($tmp) = keys(%rolesdump);
  573:         unless ($tmp =~ /^(con_lost|error)/i) {
  574:            my $now=time;
  575: 	   my %lt=&Apache::lonlocal::texthash(
  576: 		    'rer'  => "Revoke Existing Roles",
  577:                     'rev'  => "Revoke",                    
  578:                     'del'  => "Delete",
  579: 		    'ren'  => "Re-Enable",
  580:                     'rol'  => "Role",
  581:                     'ext'  => "Extent",
  582:                     'sta'  => "Start",
  583:                     'end'  => "End"
  584: 				       );
  585:            my (%roletext,%sortrole,%roleclass,%rolepriv);
  586: 	   foreach my $area (sort { my $a1=join('_',(split('_',$a))[1,0]);
  587: 				    my $b1=join('_',(split('_',$b))[1,0]);
  588: 				    return $a1 cmp $b1;
  589: 				} keys(%rolesdump)) {
  590:                next if ($area =~ /^rolesdef/);
  591: 	       my $envkey=$area;
  592:                my $role = $rolesdump{$area};
  593:                my $thisrole=$area;
  594:                $area =~ s/\_\w\w$//;
  595:                my ($role_code,$role_end_time,$role_start_time) = 
  596:                    split(/_/,$role);
  597: # Is this a custom role? Get role owner and title.
  598: 	       my ($croleudom,$croleuname,$croletitle)=
  599: 	           ($role_code=~/^cr\/(\w+)\/(\w+)\/(\w+)$/);
  600:                my $bgcol='ffffff';
  601:                my $allowed=0;
  602:                my $delallowed=0;
  603: 	       my $sortkey=$role_code;
  604: 	       my $class='Unknown';
  605:                if ($area =~ /^\/(\w+)\/(\d\w+)/ ) {
  606: 		   $class='Course';
  607:                    my ($coursedom,$coursedir) = ($1,$2);
  608: 		   $sortkey.="\0$1";
  609:                    # $1.'_'.$2 is the course id (eg. 103_12345abcef103l3).
  610:                    my %coursedata=
  611:                        &Apache::lonnet::coursedescription($1.'_'.$2);
  612: 		   my $carea;
  613: 		   if (defined($coursedata{'description'})) {
  614: 		       $carea=$coursedata{'description'}.
  615:                            '<br />'.&mt('Domain').': '.$coursedom.('&nbsp;'x8).
  616:      &Apache::loncommon::syllabuswrapper('Syllabus',$coursedir,$coursedom);
  617: 		       $sortkey.="\0".$coursedata{'description'};
  618:                        $class=$coursedata{'type'};
  619: 		   } else {
  620: 		       $carea=&mt('Unavailable course').': '.$area;
  621: 		       $sortkey.="\0".&mt('Unavailable course').': '.$area;
  622: 		   }
  623:                    $inccourses{$1.'_'.$2}=1;
  624:                    if ((&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) ||
  625:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  626:                        $allowed=1;
  627:                    }
  628:                    if ((&Apache::lonnet::allowed('dro',$1)) ||
  629:                        (&Apache::lonnet::allowed('dro',$ccdomain))) {
  630:                        $delallowed=1;
  631:                    }
  632: # - custom role. Needs more info, too
  633: 		   if ($croletitle) {
  634: 		       if (&Apache::lonnet::allowed('ccr',$1.'/'.$2)) {
  635: 			   $allowed=1;
  636: 			   $thisrole.='.'.$role_code;
  637: 		       }
  638: 		   }
  639:                    # Compute the background color based on $area
  640:                    $bgcol=$1.'_'.$2;
  641:                    $bgcol=~s/[^7-9a-e]//g;
  642:                    $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
  643:                    if ($area=~/^\/(\w+)\/(\d\w+)\/(\w+)/) {
  644:                        $carea.='<br />Section: '.$3;
  645: 		       $sortkey.="\0$3";
  646:                    }
  647:                    $area=$carea;
  648:                } else {
  649: 		   $sortkey.="\0".$area;
  650:                    # Determine if current user is able to revoke privileges
  651:                    if ($area=~ /^\/(\w+)\//) {
  652:                        if ((&Apache::lonnet::allowed('c'.$role_code,$1)) ||
  653:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  654:                            $allowed=1;
  655:                        }
  656:                        if (((&Apache::lonnet::allowed('dro',$1))  ||
  657:                             (&Apache::lonnet::allowed('dro',$ccdomain))) &&
  658:                            ($role_code ne 'dc')) {
  659:                            $delallowed=1;
  660:                        }
  661:                    } else {
  662:                        if (&Apache::lonnet::allowed('c'.$role_code,'/')) {
  663:                            $allowed=1;
  664:                        }
  665:                    }
  666: 		   if ($role_code eq 'ca' || $role_code eq 'au') {
  667: 		       $class='Construction Space';
  668: 		   } elsif ($role_code eq 'su') {
  669: 		       $class='System';
  670: 		   } else {
  671: 		       $class='Domain';
  672: 		   }
  673:                }
  674:                if (($role_code eq 'ca') || ($role_code eq 'aa')) {
  675:                    $area=~/\/(\w+)\/(\w+)/;
  676: 		   if (&authorpriv($2,$1)) {
  677: 		       $allowed=1;
  678:                    } else {
  679:                        $allowed=0;
  680:                    }
  681:                }
  682: 	       $bgcol='77FF77';
  683:                my $row = '';
  684:                $row.='<tr bgcolor="#'.$bgcol.'"><td>';
  685:                my $active=1;
  686:                $active=0 if (($role_end_time) && ($now>$role_end_time));
  687:                if (($active) && ($allowed)) {
  688:                    $row.= '<input type="checkbox" name="rev:'.$thisrole.'">';
  689:                } else {
  690:                    if ($active) {
  691:                       $row.='&nbsp;';
  692: 		   } else {
  693:                       $row.=&mt('expired or revoked');
  694: 		   }
  695:                }
  696: 	       $row.='</td><td>';
  697:                if ($allowed && !$active) {
  698:                    $row.= '<input type="checkbox" name="ren:'.$thisrole.'">';
  699:                } else {
  700:                    $row.='&nbsp;';
  701:                }
  702: 	       $row.='</td><td>';
  703:                if ($delallowed) {
  704:                    $row.= '<input type="checkbox" name="del:'.$thisrole.'">';
  705:                } else {
  706:                    $row.='&nbsp;';
  707:                }
  708: 	       my $plaintext='';
  709: 	       unless ($croletitle) {
  710:                    $plaintext=&Apache::lonnet::plaintext($role_code,$class)
  711: 	       } else {
  712: 	           $plaintext=
  713: 		"Customrole '$croletitle' defined by $croleuname\@$croleudom";
  714: 	       }
  715:                $row.= '</td><td>'.$plaintext.
  716:                       '</td><td>'.$area.
  717:                       '</td><td>'.($role_start_time?localtime($role_start_time)
  718:                                                    : '&nbsp;' ).
  719:                       '</td><td>'.($role_end_time  ?localtime($role_end_time)
  720:                                                    : '&nbsp;' )
  721:                       ."</td></tr>\n";
  722: 	       $sortrole{$sortkey}=$envkey;
  723: 	       $roletext{$envkey}=$row;
  724: 	       $roleclass{$envkey}=$class;
  725:                $rolepriv{$envkey}=$allowed;
  726:                #$r->print($row);
  727:            } # end of foreach        (table building loop)
  728:            my $rolesdisplay = 0;
  729:            my %output = ();
  730: 	   foreach my $type ('Construction Space','Course','Group','Domain','System','Unknown') {
  731: 	       $output{$type} = '';
  732: 	       foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) {
  733: 		   if ( ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/ ) && ($rolepriv{$sortrole{$which}}) ) { 
  734: 		       $output{$type}.=$roletext{$sortrole{$which}};
  735: 		   }
  736: 	       }
  737: 	       unless($output{$type} eq '') {
  738: 		   $output{$type} = "<tr bgcolor='#BBffBB'>".
  739: 			     "<td align='center' colspan='7'>".&mt($type)."</td>".
  740:                               $output{$type};
  741:                    $rolesdisplay = 1;
  742: 	       }
  743: 	   }
  744:            if ($rolesdisplay == 1) {
  745:                $r->print(<<END);
  746: <hr />
  747: <h3>$lt{'rer'}</h3>
  748: <table>
  749: <tr><th>$lt{'rev'}</th><th>$lt{'ren'}</th><th>$lt{'del'}</th><th>$lt{'rol'}</th><th>$lt{'e
  750: xt'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th>
  751: END
  752:                foreach my $type ('Construction Space','Course','Group','Domain','System','Unknown') {
  753:                    if ($output{$type}) {
  754:                        $r->print($output{$type}."\n");
  755:                    }
  756:                }
  757: 	       $r->print('</table>');
  758:            }
  759:         }  # End of unless
  760: 	my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
  761: 	if ($currentauth=~/^krb(4|5):/) {
  762: 	    $currentauth=~/^krb(4|5):(.*)/;
  763: 	    my $krbdefdom=$2;
  764:             my %param = ( formname => 'document.cu',
  765:                           kerb_def_dom => $krbdefdom 
  766:                           );
  767:             $loginscript  = &Apache::loncommon::authform_header(%param);
  768: 	}
  769: 	# Check for a bad authentication type
  770:         unless ($currentauth=~/^krb(4|5):/ or
  771: 		$currentauth=~/^unix:/ or
  772: 		$currentauth=~/^internal:/ or
  773: 		$currentauth=~/^localauth:/
  774: 		) { # bad authentication scheme
  775: 	    if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
  776:                 &initialize_authen_forms();
  777: 		my %lt=&Apache::lonlocal::texthash(
  778:                                'err'   => "ERROR",
  779: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  780:                                'sldb'  => "Please specify login data below",
  781:                                'ld'    => "Login Data"
  782: 						   );
  783: 		$r->print(<<ENDBADAUTH);
  784: <hr />
  785: <script type="text/javascript" language="Javascript">
  786: $loginscript
  787: </script>
  788: <font color='#ff0000'>$lt{'err'}:</font>
  789: $lt{'uuas'} ($currentauth). $lt{'sldb'}.
  790: <h3>$lt{'ld'}</h3>
  791: <p>$generalrule</p>
  792: <p>$authformkrb</p>
  793: <p>$authformint</p>
  794: <p>$authformfsys</p>
  795: <p>$authformloc</p>
  796: ENDBADAUTH
  797:             } else { 
  798:                 # This user is not allowed to modify the users 
  799:                 # authentication scheme, so just notify them of the problem
  800: 		my %lt=&Apache::lonlocal::texthash(
  801:                                'err'   => "ERROR",
  802: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  803:                                'adcs'  => "Please alert a domain coordinator of this situation"
  804: 						   );
  805: 		$r->print(<<ENDBADAUTH);
  806: <hr />
  807: <script type="text/javascript" language="Javascript">
  808: $loginscript
  809: </script>
  810: <font color="#ff0000"> $lt{'err'}: </font>
  811: $lt{'uuas'} ($currentauth). $lt{'adcs'}.
  812: <hr />
  813: ENDBADAUTH
  814:             }
  815:         } else { # Authentication type is valid
  816: 	    my $authformcurrent='';
  817: 	    my $authform_other='';
  818:             &initialize_authen_forms();
  819: 	    if ($currentauth=~/^krb(4|5):/) {
  820: 		$authformcurrent=$authformkrb;
  821: 		$authform_other="<p>$authformint</p>\n".
  822:                     "<p>$authformfsys</p><p>$authformloc</p>";
  823: 	    }
  824: 	    elsif ($currentauth=~/^internal:/) {
  825: 		$authformcurrent=$authformint;
  826: 		$authform_other="<p>$authformkrb</p>".
  827:                     "<p>$authformfsys</p><p>$authformloc</p>";
  828: 	    }
  829: 	    elsif ($currentauth=~/^unix:/) {
  830: 		$authformcurrent=$authformfsys;
  831: 		$authform_other="<p>$authformkrb</p>".
  832:                     "<p>$authformint</p><p>$authformloc;</p>";
  833: 	    }
  834: 	    elsif ($currentauth=~/^localauth:/) {
  835: 		$authformcurrent=$authformloc;
  836: 		$authform_other="<p>$authformkrb</p>".
  837:                     "<p>$authformint</p><p>$authformfsys</p>";
  838: 	    }
  839:             $authformcurrent.=' <i>(will override current values)</i><br />';
  840:             if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
  841: 		# Current user has login modification privileges
  842: 		my %lt=&Apache::lonlocal::texthash(
  843:                                'ccld'  => "Change Current Login Data",
  844: 			       'enld'  => "Enter New Login Data"
  845: 						   );
  846: 		$r->print(<<ENDOTHERAUTHS);
  847: <hr />
  848: <script type="text/javascript" language="Javascript">
  849: $loginscript
  850: </script>
  851: <h3>$lt{'ccld'}</h3>
  852: <p>$generalrule</p>
  853: <p>$authformnop</p>
  854: <p>$authformcurrent</p>
  855: <h3>$lt{'enld'}</h3>
  856: $authform_other
  857: ENDOTHERAUTHS
  858:             }
  859:         }  ## End of "check for bad authentication type" logic
  860:     } ## End of new user/old user logic
  861:     $r->print('<hr /><h3>'.&mt('Add Roles').'</h3>');
  862: #
  863: # Co-Author
  864: # 
  865:     if (&authorpriv($env{'user.name'},$env{'request.role.domain'}) &&
  866:         ($env{'user.name'} ne $ccuname || $env{'user.domain'} ne $ccdomain)) {
  867:         # No sense in assigning co-author role to yourself
  868: 	my $cuname=$env{'user.name'};
  869:         my $cudom=$env{'request.role.domain'};
  870: 	   my %lt=&Apache::lonlocal::texthash(
  871: 		    'cs'   => "Construction Space",
  872:                     'act'  => "Activate",                    
  873:                     'rol'  => "Role",
  874:                     'ext'  => "Extent",
  875:                     'sta'  => "Start",
  876:                     'end'  => "End",
  877:                     'cau'  => "Co-Author",
  878:                     'caa'  => "Assistant Co-Author",
  879:                     'ssd'  => "Set Start Date",
  880:                     'sed'  => "Set End Date"
  881: 				       );
  882:        $r->print(<<ENDCOAUTH);
  883: <h4>$lt{'cs'}</h4>
  884: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
  885: <th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
  886: <tr>
  887: <td><input type=checkbox name="act_$cudom\_$cuname\_ca" /></td>
  888: <td>$lt{'cau'}</td>
  889: <td>$cudom\_$cuname</td>
  890: <td><input type=hidden name="start_$cudom\_$cuname\_ca" value='' />
  891: <a href=
  892: "javascript:pjump('date_start','Start Date Co-Author',document.cu.start_$cudom\_$cuname\_ca.value,'start_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'ssd'}</a></td>
  893: <td><input type=hidden name="end_$cudom\_$cuname\_ca" value='' />
  894: <a href=
  895: "javascript:pjump('date_end','End Date Co-Author',document.cu.end_$cudom\_$cuname\_ca.value,'end_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'sed'}</a></td>
  896: </tr>
  897: <tr>
  898: <td><input type=checkbox name="act_$cudom\_$cuname\_aa" /></td>
  899: <td>$lt{'caa'}</td>
  900: <td>$cudom\_$cuname</td>
  901: <td><input type=hidden name="start_$cudom\_$cuname\_aa" value='' />
  902: <a href=
  903: "javascript:pjump('date_start','Start Date Assistant Co-Author',document.cu.start_$cudom\_$cuname\_aa.value,'start_$cudom\_$cuname\_aa','cu.pres','dateset')">$lt{'ssd'}</a></td>
  904: <td><input type=hidden name="end_$cudom\_$cuname\_aa" value='' />
  905: <a href=
  906: "javascript:pjump('date_end','End Date Assistant Co-Author',document.cu.end_$cudom\_$cuname\_aa.value,'end_$cudom\_$cuname\_aa','cu.pres','dateset')">$lt{'sed'}</a></td>
  907: </tr>
  908: </table>
  909: ENDCOAUTH
  910:     }
  911: #
  912: # Domain level
  913: #
  914:     my $num_domain_level = 0;
  915:     my $domaintext = 
  916:     '<h4>'.&mt('Domain Level').'</h4>'.
  917:     '<table border=2><tr><th>'.&mt('Activate').'</th><th>'.&mt('Role').'</th><th>'.&mt('Extent').'</th>'.
  918:     '<th>'.&mt('Start').'</th><th>'.&mt('End').'</th></tr>';
  919:     foreach ( sort( keys(%incdomains))) {
  920: 	my $thisdomain=$_;
  921:         foreach ('dc','li','dg','au','sc') {
  922:             if (&Apache::lonnet::allowed('c'.$_,$thisdomain)) {
  923:                my $plrole=&Apache::lonnet::plaintext($_);
  924: 	       my %lt=&Apache::lonlocal::texthash(
  925:                     'ssd'  => "Set Start Date",
  926:                     'sed'  => "Set End Date"
  927: 				       );
  928:                $num_domain_level ++;
  929:                $domaintext .= <<"ENDDROW";
  930: <tr>
  931: <td><input type=checkbox name="act_$thisdomain\_$_"></td>
  932: <td>$plrole</td>
  933: <td>$thisdomain</td>
  934: <td><input type=hidden name="start_$thisdomain\_$_" value=''>
  935: <a href=
  936: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$thisdomain\_$_.value,'start_$thisdomain\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
  937: <td><input type=hidden name="end_$thisdomain\_$_" value=''>
  938: <a href=
  939: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$thisdomain\_$_.value,'end_$thisdomain\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
  940: </tr>
  941: ENDDROW
  942:             }
  943:         } 
  944:     }
  945:     $domaintext.='</table>';
  946:     if ($num_domain_level > 0) {
  947:         $r->print($domaintext);
  948:     }
  949: #
  950: # Course and group levels
  951: #
  952: 
  953:     if ($env{'request.role'} =~ m-^dc\./(\w+)/$-) {
  954:         $r->print(&course_level_dc($1,'Course'));
  955:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setCourse()">'."\n");
  956:     } else {
  957:         $r->print(&course_level_table(%inccourses));
  958:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setSections()">'."\n");
  959:     }
  960:     $r->print("</form>".&Apache::loncommon::end_page());
  961: }
  962: 
  963: # ================================================================= Phase Three
  964: sub update_user_data {
  965:     my $r=shift;
  966:     my $uhome=&Apache::lonnet::homeserver($env{'form.ccuname'},
  967:                                           $env{'form.ccdomain'});
  968:     # Error messages
  969:     my $error     = '<font color="#ff0000">'.&mt('Error').':</font>';
  970:     my $end       = &Apache::loncommon::end_page();
  971: 
  972:     my $title;
  973:     if (exists($env{'form.makeuser'})) {
  974: 	$title='Set Privileges for New User';
  975:     } else {
  976:         $title='Modify User Privileges';
  977:     }
  978:     $r->print(&Apache::loncommon::start_page($title));
  979:     my %disallowed;
  980:     # Check Inputs
  981:     if (! $env{'form.ccuname'} ) {
  982: 	$r->print($error.&mt('No login name specified').'.'.$end);
  983: 	return;
  984:     }
  985:     if (  $env{'form.ccuname'}  =~/\W/) {
  986: 	$r->print($error.&mt('Invalid login name').'.  '.
  987: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  988: 		  $end);
  989: 	return;
  990:     }
  991:     if (! $env{'form.ccdomain'}       ) {
  992: 	$r->print($error.&mt('No domain specified').'.'.$end);
  993: 	return;
  994:     }
  995:     if (  $env{'form.ccdomain'} =~/\W/) {
  996: 	$r->print($error.&mt ('Invalid domain name').'.  '.
  997: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  998: 		  $end);
  999: 	return;
 1000:     }
 1001:     if (! exists($env{'form.makeuser'})) {
 1002:         # Modifying an existing user, so check the validity of the name
 1003:         if ($uhome eq 'no_host') {
 1004:             $r->print($error.&mt('Unable to determine home server for ').
 1005:                       $env{'form.ccuname'}.&mt(' in domain ').
 1006:                       $env{'form.ccdomain'}.'.');
 1007:             return;
 1008:         }
 1009:     }
 1010:     # Determine authentication method and password for the user being modified
 1011:     my $amode='';
 1012:     my $genpwd='';
 1013:     if ($env{'form.login'} eq 'krb') {
 1014: 	$amode='krb';
 1015: 	$amode.=$env{'form.krbver'};
 1016: 	$genpwd=$env{'form.krbarg'};
 1017:     } elsif ($env{'form.login'} eq 'int') {
 1018: 	$amode='internal';
 1019: 	$genpwd=$env{'form.intarg'};
 1020:     } elsif ($env{'form.login'} eq 'fsys') {
 1021: 	$amode='unix';
 1022: 	$genpwd=$env{'form.fsysarg'};
 1023:     } elsif ($env{'form.login'} eq 'loc') {
 1024: 	$amode='localauth';
 1025: 	$genpwd=$env{'form.locarg'};
 1026: 	$genpwd=" " if (!$genpwd);
 1027:     } elsif (($env{'form.login'} eq 'nochange') ||
 1028:              ($env{'form.login'} eq ''        )) { 
 1029:         # There is no need to tell the user we did not change what they
 1030:         # did not ask us to change.
 1031:         # If they are creating a new user but have not specified login
 1032:         # information this will be caught below.
 1033:     } else {
 1034: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
 1035: 	    return;
 1036:     }
 1037:     if ($env{'form.makeuser'}) {
 1038:         # Create a new user
 1039: 	my %lt=&Apache::lonlocal::texthash(
 1040:                     'cru'  => "Creating user",                    
 1041:                     'id'   => "in domain"
 1042: 					   );
 1043: 	$r->print(<<ENDNEWUSERHEAD);
 1044: <h3>$lt{'cru'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h3>
 1045: ENDNEWUSERHEAD
 1046:         # Check for the authentication mode and password
 1047:         if (! $amode || ! $genpwd) {
 1048: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
 1049: 	    return;
 1050: 	}
 1051:         # Determine desired host
 1052:         my $desiredhost = $env{'form.hserver'};
 1053:         if (lc($desiredhost) eq 'default') {
 1054:             $desiredhost = undef;
 1055:         } else {
 1056:             my %home_servers = &Apache::loncommon::get_library_servers
 1057:                 ($env{'form.ccdomain'});  
 1058:             if (! exists($home_servers{$desiredhost})) {
 1059:                 $r->print($error.&mt('Invalid home server specified'));
 1060:                 return;
 1061:             }
 1062:         }
 1063: 	# Call modifyuser
 1064: 	my $result = &Apache::lonnet::modifyuser
 1065: 	    ($env{'form.ccdomain'},$env{'form.ccuname'},$env{'form.cstid'},
 1066:              $amode,$genpwd,$env{'form.cfirst'},
 1067:              $env{'form.cmiddle'},$env{'form.clast'},$env{'form.cgen'},
 1068:              undef,$desiredhost
 1069: 	     );
 1070: 	$r->print(&mt('Generating user').': '.$result);
 1071:         my $home = &Apache::lonnet::homeserver($env{'form.ccuname'},
 1072:                                                $env{'form.ccdomain'});
 1073:         $r->print('<br />'.&mt('Home server').': '.$home.' '.
 1074:                   $Apache::lonnet::libserv{$home});
 1075:     } elsif (($env{'form.login'} ne 'nochange') &&
 1076:              ($env{'form.login'} ne ''        )) {
 1077: 	# Modify user privileges
 1078:     my %lt=&Apache::lonlocal::texthash(
 1079:                     'usr'  => "User",                    
 1080:                     'id'   => "in domain"
 1081: 				       );
 1082: 	$r->print(<<ENDMODIFYUSERHEAD);
 1083: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
 1084: ENDMODIFYUSERHEAD
 1085:         if (! $amode || ! $genpwd) {
 1086: 	    $r->print($error.'Invalid login mode or password'.$end);    
 1087: 	    return;
 1088: 	}
 1089: 	# Only allow authentification modification if the person has authority
 1090: 	if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'})) {
 1091: 	    $r->print('Modifying authentication: '.
 1092:                       &Apache::lonnet::modifyuserauth(
 1093: 		       $env{'form.ccdomain'},$env{'form.ccuname'},
 1094:                        $amode,$genpwd));
 1095:             $r->print('<br />'.&mt('Home server').': '.&Apache::lonnet::homeserver
 1096: 		  ($env{'form.ccuname'},$env{'form.ccdomain'}));
 1097: 	} else {
 1098: 	    # Okay, this is a non-fatal error.
 1099: 	    $r->print($error.&mt('You do not have the authority to modify this users authentification information').'.');    
 1100: 	}
 1101:     }
 1102:     ##
 1103:     if (! $env{'form.makeuser'} ) {
 1104:         # Check for need to change
 1105:         my %userenv = &Apache::lonnet::get
 1106:             ('environment',['firstname','middlename','lastname','generation'],
 1107:              $env{'form.ccdomain'},$env{'form.ccuname'});
 1108:         my ($tmp) = keys(%userenv);
 1109:         if ($tmp =~ /^(con_lost|error)/i) { 
 1110:             %userenv = ();
 1111:         }
 1112:         # Check to see if we need to change user information
 1113:         foreach ('firstname','middlename','lastname','generation') {
 1114:             # Strip leading and trailing whitespace
 1115:             $env{'form.c'.$_} =~ s/(\s+$|^\s+)//g; 
 1116:         }
 1117:         if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'}) && 
 1118:             ($env{'form.cfirstname'}  ne $userenv{'firstname'}  ||
 1119:              $env{'form.cmiddlename'} ne $userenv{'middlename'} ||
 1120:              $env{'form.clastname'}   ne $userenv{'lastname'}   ||
 1121:              $env{'form.cgeneration'} ne $userenv{'generation'} )) {
 1122:             # Make the change
 1123:             my %changeHash;
 1124:             $changeHash{'firstname'}  = $env{'form.cfirstname'};
 1125:             $changeHash{'middlename'} = $env{'form.cmiddlename'};
 1126:             $changeHash{'lastname'}   = $env{'form.clastname'};
 1127:             $changeHash{'generation'} = $env{'form.cgeneration'};
 1128:             my $putresult = &Apache::lonnet::put
 1129:                 ('environment',\%changeHash,
 1130:                  $env{'form.ccdomain'},$env{'form.ccuname'});
 1131:             if ($putresult eq 'ok') {
 1132:             # Tell the user we changed the name
 1133: 		my %lt=&Apache::lonlocal::texthash(
 1134:                              'uic'  => "User Information Changed",             
 1135:                              'frst' => "first",
 1136:                              'mddl' => "middle",
 1137:                              'lst'  => "last",
 1138: 			     'gen'  => "generation",
 1139:                              'prvs' => "Previous",
 1140:                              'chto' => "Changed To"
 1141: 						   );
 1142:                 $r->print(<<"END");
 1143: <table border="2">
 1144: <caption>$lt{'uic'}</caption>
 1145: <tr><th>&nbsp;</th>
 1146:     <th>$lt{'frst'}</th>
 1147:     <th>$lt{'mddl'}</th>
 1148:     <th>$lt{'lst'}</th>
 1149:     <th>$lt{'gen'}</th></tr>
 1150: <tr><td>$lt{'prvs'}</td>
 1151:     <td>$userenv{'firstname'}  </td>
 1152:     <td>$userenv{'middlename'} </td>
 1153:     <td>$userenv{'lastname'}   </td>
 1154:     <td>$userenv{'generation'} </td></tr>
 1155: <tr><td>$lt{'chto'}</td>
 1156:     <td>$env{'form.cfirstname'}  </td>
 1157:     <td>$env{'form.cmiddlename'} </td>
 1158:     <td>$env{'form.clastname'}   </td>
 1159:     <td>$env{'form.cgeneration'} </td></tr>
 1160: </table>
 1161: END
 1162:             } else { # error occurred
 1163:                 $r->print("<h2>".&mt('Unable to successfully change environment for')." ".
 1164:                       $env{'form.ccuname'}." ".&mt('in domain')." ".
 1165:                       $env{'form.ccdomain'}."</h2>");
 1166:             }
 1167:         }  else { # End of if ($env ... ) logic
 1168:             # They did not want to change the users name but we can
 1169:             # still tell them what the name is
 1170: 	    my %lt=&Apache::lonlocal::texthash(
 1171:                            'usr'  => "User",                    
 1172:                            'id'   => "in domain",
 1173:                            'gen'  => "Generation"
 1174: 					       );
 1175:                 $r->print(<<"END");
 1176: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
 1177: <h4>$userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'} </h4>
 1178: <h4>$lt{'gen'}: $userenv{'generation'}</h4>
 1179: END
 1180:         }
 1181:     }
 1182:     ##
 1183:     my $now=time;
 1184:     $r->print('<h3>'.&mt('Modifying Roles').'</h3>');
 1185:     foreach (keys (%env)) {
 1186: 	next if (! $env{$_});
 1187: 	# Revoke roles
 1188: 	if ($_=~/^form\.rev/) {
 1189: 	    if ($_=~/^form\.rev\:([^\_]+)\_([^\_\.]+)$/) {
 1190: # Revoke standard role
 1191: 	        $r->print(&mt('Revoking').' '.$2.' in '.$1.': <b>'.
 1192:                      &Apache::lonnet::revokerole($env{'form.ccdomain'},
 1193:                      $env{'form.ccuname'},$1,$2).'</b><br />');
 1194: 		if ($2 eq 'st') {
 1195: 		    $1=~/^\/(\w+)\/(\w+)/;
 1196: 		    my $cid=$1.'_'.$2;
 1197: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1198: 			 &Apache::lonnet::critical('put:'.
 1199:                              $env{'course.'.$cid.'.domain'}.':'.
 1200: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1201:                          &escape($env{'form.ccuname'}.':'.
 1202:                              $env{'form.ccdomain'}).'='.
 1203:                          &escape($now.':'),
 1204: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1205: 		}
 1206: 	    } 
 1207: 	    if ($_=~/^form\.rev\:([^\_]+)\_cr\.cr\/(\w+)\/(\w+)\/(\w+)$/) {
 1208: # Revoke custom role
 1209: 		$r->print(&mt('Revoking custom role:').
 1210:                       ' '.$4.' by '.$3.'@'.$2.' in '.$1.': <b>'.
 1211:                       &Apache::lonnet::revokecustomrole($env{'form.ccdomain'},
 1212: 				  $env{'form.ccuname'},$1,$2,$3,$4).
 1213: 		'</b><br />');
 1214: 	    }
 1215: 	} elsif ($_=~/^form\.del/) {
 1216: 	    if ($_=~/^form\.del\:([^\_]+)\_([^\_\.]+)$/) {
 1217: # Delete standard role
 1218: 	        $r->print(&mt('Deleting').' '.$2.' in '.$1.': '.
 1219:                      &Apache::lonnet::assignrole($env{'form.ccdomain'},
 1220:                      $env{'form.ccuname'},$1,$2,$now,0,1).'<br />');
 1221: 		if ($2 eq 'st') {
 1222: 		    $1=~/^\/(\w+)\/(\w+)/;
 1223: 		    my $cid=$1.'_'.$2;
 1224: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1225: 			 &Apache::lonnet::critical('put:'.
 1226:                              $env{'course.'.$cid.'.domain'}.':'.
 1227: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1228:                          &escape($env{'form.ccuname'}.':'.
 1229:                              $env{'form.ccdomain'}).'='.
 1230:                          &escape($now.':'),
 1231: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1232: 		}
 1233:             }
 1234:             if ($_=~/^form\.del\:([^\_]+)\_cr\.cr\/(\w+)\/(\w+)\/(\w+)$/) {
 1235:                 my ($url,$rdom,$rnam,$rolename) = ($1,$2,$3,$4);
 1236: # Delete custom role
 1237:                 $r->print(&mt('Deleting custom role [_1] by [_2]@[_3] in [_4]',
 1238:                       $rolename,$rnam,$rdom,$url).': <b>'.
 1239:                       &Apache::lonnet::assigncustomrole($env{'form.ccdomain'},
 1240:                          $env{'form.ccuname'},$url,$rdom,$rnam,$rolename,$now,
 1241:                          0,1).'</b><br />');
 1242:             }
 1243: 	} elsif ($_=~/^form\.ren/) {
 1244:             my $udom = $env{'form.ccdomain'};
 1245:             my $uname = $env{'form.ccuname'};
 1246: # Re-enable standard role
 1247: 	    if ($_=~/^form\.ren\:([^\_]+)\_([^\_\.]+)$/) {
 1248:                 my $url = $1;
 1249:                 my $role = $2;
 1250:                 my $logmsg;
 1251:                 my $output;
 1252:                 if ($role eq 'st') {
 1253:                     if ($url =~ m-^/(\w+)/(\w+)/?(\w*)$-) {
 1254:                         my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$role,$now,0,$1,$2,$3);
 1255:                         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1256:                             $output = "Error: $result\n";
 1257:                         } else {
 1258:                             $output = &mt('Assigning').' '.$role.' in '.$url.
 1259:                                       &mt('starting').' '.localtime($now).
 1260:                                       ': <br />'.$logmsg.'<br />'.
 1261:                                       &mt('Add to classlist').': <b>ok</b><br />';
 1262:                         }
 1263:                     }
 1264:                 } else {
 1265: 		    my $result=&Apache::lonnet::assignrole($env{'form.ccdomain'},
 1266:                                $env{'form.ccuname'},$url,$role,0,$now);
 1267: 		    $output = &mt('Re-enabling [_1] in [_2]: <b>[_3]</b>',
 1268: 			      $role,$url,$result).'<br />';
 1269: 		}
 1270:                 $r->print($output);
 1271: 	    }
 1272: # Re-enable custom role
 1273:             if ($_=~/^form\.ren\:([^\_]+)\_cr\.cr\/(\w+)\/(\w+)\/(\w+)$/) {
 1274:                 my ($url,$rdom,$rnam,$rolename) = ($1,$2,$3,$4);
 1275:                 my $result = &Apache::lonnet::assigncustomrole(
 1276:                                $env{'form.ccdomain'}, $env{'form.ccuname'},
 1277:                                $url,$rdom,$rnam,$rolename,0,$now);
 1278:                 $r->print(&mt('Re-enabling custom role [_1] by [_2]@[_3] in [_4] : <b>[_5]</b>',
 1279:                           $rolename,$rnam,$rdom,$url,$result).'<br />');
 1280:             }
 1281: 	} elsif ($_=~/^form\.act/) {
 1282:             my $udom = $env{'form.ccdomain'};
 1283:             my $uname = $env{'form.ccuname'};
 1284: 	    if ($_=~/^form\.act\_([^\_]+)\_([^\_]+)\_cr_cr_([^\_]+)_(\w+)_([^\_]+)$/) {
 1285:                 # Activate a custom role
 1286: 		my ($one,$two,$three,$four,$five)=($1,$2,$3,$4,$5);
 1287: 		my $url='/'.$one.'/'.$two;
 1288: 		my $full=$one.'_'.$two.'_cr_cr_'.$three.'_'.$four.'_'.$five;
 1289: 
 1290:                 my $start = ( $env{'form.start_'.$full} ?
 1291:                               $env{'form.start_'.$full} :
 1292:                               $now );
 1293:                 my $end   = ( $env{'form.end_'.$full} ?
 1294:                               $env{'form.end_'.$full} :
 1295:                               0 );
 1296:                                                                                      
 1297:                 # split multiple sections
 1298:                 my %sections = ();
 1299:                 my $num_sections = &build_roles($env{'form.sec_'.$full},\%sections,$5);
 1300:                 if ($num_sections == 0) {
 1301:                     $r->print(&commit_customrole($udom,$uname,$url,$three,$four,$five,$start,$end));
 1302:                 } else {
 1303: 		    my %curr_groups =
 1304: 			&Apache::longroup::coursegroups($one,$two);
 1305:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1306:                         if (($sec eq 'none') || ($sec eq 'all') || 
 1307:                             exists($curr_groups{$sec})) {
 1308:                             $disallowed{$sec} = $url;
 1309:                             next;
 1310:                         }
 1311:                         my $securl = $url.'/'.$sec;
 1312: 		        $r->print(&commit_customrole($udom,$uname,$securl,$three,$four,$five,$start,$end));
 1313:                     }
 1314:                 }
 1315: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_(\w+)\_([^\_]+)$/) {
 1316: 		# Activate roles for sections with 3 id numbers
 1317: 		# set start, end times, and the url for the class
 1318: 		my ($one,$two,$three)=($1,$2,$3);
 1319: 		my $start = ( $env{'form.start_'.$one.'_'.$two.'_'.$three} ? 
 1320: 			      $env{'form.start_'.$one.'_'.$two.'_'.$three} : 
 1321: 			      $now );
 1322: 		my $end   = ( $env{'form.end_'.$one.'_'.$two.'_'.$three} ? 
 1323: 			      $env{'form.end_'.$one.'_'.$two.'_'.$three} :
 1324: 			      0 );
 1325: 		my $url='/'.$one.'/'.$two;
 1326:                 my $type = 'three';
 1327:                 # split multiple sections
 1328:                 my %sections = ();
 1329:                 my $num_sections = &build_roles($env{'form.sec_'.$one.'_'.$two.'_'.$three},\%sections,$three);
 1330:                 if ($num_sections == 0) {
 1331:                     $r->print(&commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1332:                 } else {
 1333:                     my %curr_groups = 
 1334: 			&Apache::longroup::coursegroups($one,$two);
 1335:                     my $emptysec = 0;
 1336:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1337:                         $sec =~ s/\W//g;
 1338:                         if ($sec ne '') {
 1339:                             if (($sec eq 'none') || ($sec eq 'all') || 
 1340:                                 exists($curr_groups{$sec})) {
 1341:                                 $disallowed{$sec} = $url;
 1342:                                 next;
 1343:                             }
 1344:                             my $securl = $url.'/'.$sec;
 1345:                             $r->print(&commit_standardrole($udom,$uname,$securl,$three,$start,$end,$one,$two,$sec));
 1346:                         } else {
 1347:                             $emptysec = 1;
 1348:                         }
 1349:                     }
 1350:                     if ($emptysec) {
 1351:                         $r->print(&commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1352:                     }
 1353:                 } 
 1354: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_([^\_]+)$/) {
 1355: 		# Activate roles for sections with two id numbers
 1356: 		# set start, end times, and the url for the class
 1357: 		my $start = ( $env{'form.start_'.$1.'_'.$2} ? 
 1358: 			      $env{'form.start_'.$1.'_'.$2} : 
 1359: 			      $now );
 1360: 		my $end   = ( $env{'form.end_'.$1.'_'.$2} ? 
 1361: 			      $env{'form.end_'.$1.'_'.$2} :
 1362: 			      0 );
 1363: 		my $url='/'.$1.'/';
 1364:                 # split multiple sections
 1365:                 my %sections = ();
 1366:                 my $num_sections = &build_roles($env{'form.sec_'.$1.'_'.$2},\%sections,$2);
 1367:                 if ($num_sections == 0) {
 1368:                     $r->print(&commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1369:                 } else {
 1370:                     my $emptysec = 0;
 1371:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1372:                         if ($sec ne '') {
 1373:                             my $securl = $url.'/'.$sec;
 1374:                             $r->print(&commit_standardrole($udom,$uname,$securl,$2,$start,$end,$1,undef,$sec));
 1375:                         } else {
 1376:                             $emptysec = 1;
 1377:                         }
 1378:                     }
 1379:                     if ($emptysec) {
 1380:                         $r->print(&commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1381:                     }
 1382:                 }
 1383: 	    } else {
 1384: 		$r->print('<p>'.&mt('ERROR').': '.&mt('Unknown command').' <tt>'.$_.'</tt></p><br />');
 1385:             }
 1386:             foreach my $key (sort(keys(%disallowed))) {
 1387:                 if (($key eq 'none') || ($key eq 'all')) {  
 1388:                     $r->print('<p>'.&mt('[_1] may not be used as the name for a section, as it is a reserved word.',$key));
 1389:                 } else {
 1390:                     $r->print('<p>'.&mt('[_1] may not be used as the name for a section, as it is the name of a course group.',$key));
 1391:                 }
 1392:                 $r->print(' '.&mt('Please <a href="javascript:history.go(-1)">go back</a> and choose a different section name.').'</p><br />');
 1393:             }
 1394: 	}
 1395:     } # End of foreach (keys(%env))
 1396: # Flush the course logs so reverse user roles immediately updated
 1397:     &Apache::lonnet::flushcourselogs();
 1398:     $r->print('<p><a href="/adm/createuser">Create/Modify Another User</a></p>');
 1399:     $r->print(&Apache::loncommon::end_page());
 1400: }
 1401: 
 1402: sub commit_customrole {
 1403:     my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;
 1404:     my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.'@'.$three.' in '.$url.
 1405:                          ($start?', '.&mt('starting').' '.localtime($start):'').
 1406:                          ($end?', ending '.localtime($end):'').': <b>'.
 1407:               &Apache::lonnet::assigncustomrole(
 1408:                  $udom,$uname,$url,$three,$four,$five,$end,$start).
 1409:                  '</b><br />';
 1410:     return $output;
 1411: }
 1412: 
 1413: sub commit_standardrole {
 1414:     my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec) = @_;
 1415:     my $output;
 1416:     my $logmsg;
 1417:     if ($three eq 'st') {
 1418:         my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec);
 1419:         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1420:             $output = "Error: $result\n"; 
 1421:         } else {
 1422:             $output = &mt('Assigning').' '.$three.' in '.$url.
 1423:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1424:                ($end?', '.&mt('ending').' '.localtime($end):'').
 1425:                ': <b>'.$result.'</b><br />'.
 1426:                &mt('Add to classlist').': <b>ok</b><br />';
 1427:         }
 1428:     } else {
 1429:         $output = &mt('Assigning').' '.$three.' in '.$url.
 1430:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1431:                ($end?', '.&mt('ending').' '.localtime($end):'').': <b>'.
 1432:                &Apache::lonnet::assignrole(
 1433:                    $udom,$uname,$url,$three,$end,$start).
 1434:                    '</b><br />';
 1435:     }
 1436:     return $output;
 1437: }
 1438: 
 1439: sub commit_studentrole {
 1440:     my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec) = @_;
 1441:     my $linefeed =  '<br />'."\n";
 1442:     my $result;
 1443:     if (defined($one) && defined($two)) {
 1444:         my $cid=$one.'_'.$two;
 1445:         my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
 1446:         my $secchange = 0;
 1447:         my $expire_role_result;
 1448:         my $modify_section_result;
 1449:         unless ($oldsec eq '-1') {
 1450:             unless ($sec eq $oldsec) {
 1451:                 $secchange = 1;
 1452:                 my $uurl='/'.$cid;
 1453:                 $uurl=~s/\_/\//g;
 1454:                 if ($oldsec) {
 1455:                     $uurl.='/'.$oldsec;
 1456:                 }
 1457:                 $expire_role_result = &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',time);
 1458:                 $result = $expire_role_result;
 1459:             }
 1460:         }
 1461:         if (($expire_role_result eq 'ok') || ($secchange == 0)) {
 1462:             $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid);
 1463:             if ($modify_section_result =~ /^ok/) {
 1464:                 if ($secchange == 1) {
 1465:                     $$logmsg .= "Section for $uname switched from old section: $oldsec to new section: $sec".$linefeed;
 1466:                 } elsif ($oldsec eq '-1') {
 1467:                     $$logmsg .= "New student role for $uname in section $sec in course $cid".$linefeed;
 1468:                 } else {
 1469:                     $$logmsg .= "Student $uname assigned to unchanged section $sec in course $cid".$linefeed;
 1470:                 }
 1471:             } else {
 1472:                 $$logmsg .= "Error when attempting section change for $uname from old section $oldsec to new section: $sec in course $cid -error: $modify_section_result".$linefeed;
 1473:             }
 1474:             $result = $modify_section_result;
 1475:         } elsif ($secchange == 1) {
 1476:             $$logmsg .= "Error when attempting to expire role for $uname in old section $oldsec in course $cid -error: $expire_role_result".$linefeed;
 1477:         }
 1478:     } else {
 1479:         $$logmsg .= "Incomplete course id defined.  Addition of user $uname from domain $udom to course $one\_$two, section $sec not completed.$linefeed";
 1480:         $result = "error: incomplete course id\n";
 1481:     }
 1482:     return $result;
 1483: }
 1484: 
 1485: sub build_roles {
 1486:     my ($sectionstr,$sections,$role) = @_;
 1487:     my $num_sections = 0;
 1488:     if ($sectionstr=~ /,/) {
 1489:         my @secnums = split/,/,$sectionstr;
 1490:         if ($role eq 'st') {
 1491:             $secnums[0] =~ s/\W//g;
 1492:             $$sections{$secnums[0]} = 1;
 1493:             $num_sections = 1;
 1494:         } else {
 1495:             foreach my $sec (@secnums) {
 1496:                 $sec =~ ~s/\W//g;
 1497:                 unless ($sec eq "") {
 1498:                     if (exists($$sections{$sec})) {
 1499:                         $$sections{$sec} ++;
 1500:                     } else {
 1501:                         $$sections{$sec} = 1;
 1502:                         $num_sections ++;
 1503:                     }
 1504:                 }
 1505:             }
 1506:         }
 1507:     } else {
 1508:         $sectionstr=~s/\W//g;
 1509:         unless ($sectionstr eq '') {
 1510:             $$sections{$sectionstr} = 1;
 1511:             $num_sections ++;
 1512:         }
 1513:     }
 1514:                                                                                      
 1515:     return $num_sections;
 1516: }
 1517: 
 1518: # ========================================================== Custom Role Editor
 1519: 
 1520: sub custom_role_editor {
 1521:     my $r=shift;
 1522:     my $rolename=$env{'form.rolename'};
 1523: 
 1524:     if ($rolename eq 'make new role') {
 1525: 	$rolename=$env{'form.newrolename'};
 1526:     }
 1527: 
 1528:     $rolename=~s/[^A-Za-z0-9]//gs;
 1529: 
 1530:     unless ($rolename) {
 1531: 	&print_username_entry_form($r);
 1532:         return;
 1533:     }
 1534: 
 1535:     $r->print(&Apache::loncommon::start_page('Custom Role Editor'));
 1536:     my $syspriv='';
 1537:     my $dompriv='';
 1538:     my $coursepriv='';
 1539:     my ($rdummy,$roledef)=
 1540: 			 &Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1541: # ------------------------------------------------------- Does this role exist?
 1542:     $r->print('<h2>');
 1543:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1544: 	$r->print(&mt('Existing Role').' "');
 1545: # ------------------------------------------------- Get current role privileges
 1546: 	($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
 1547:     } else {
 1548: 	$r->print(&mt('New Role').' "');
 1549: 	$roledef='';
 1550:     }
 1551:     $r->print($rolename.'"</h2>');
 1552: # ------------------------------------------------------- What can be assigned?
 1553:     my %full=();
 1554:     my %courselevel=();
 1555:     my %courselevelcurrent=();
 1556:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1557: 	my ($priv,$restrict)=split(/\&/,$_);
 1558:         unless ($restrict) { $restrict='F'; }
 1559:         $courselevel{$priv}=$restrict;
 1560:         if ($coursepriv=~/\:$priv/) {
 1561: 	    $courselevelcurrent{$priv}=1;
 1562: 	}
 1563: 	$full{$priv}=1;
 1564:     }
 1565:     my %domainlevel=();
 1566:     my %domainlevelcurrent=();
 1567:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1568: 	my ($priv,$restrict)=split(/\&/,$_);
 1569:         unless ($restrict) { $restrict='F'; }
 1570:         $domainlevel{$priv}=$restrict;
 1571:         if ($dompriv=~/\:$priv/) {
 1572: 	    $domainlevelcurrent{$priv}=1;
 1573: 	}
 1574: 	$full{$priv}=1;
 1575:     }
 1576:     my %systemlevel=();
 1577:     my %systemlevelcurrent=();
 1578:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1579: 	my ($priv,$restrict)=split(/\&/,$_);
 1580:         unless ($restrict) { $restrict='F'; }
 1581:         $systemlevel{$priv}=$restrict;
 1582:         if ($syspriv=~/\:$priv/) {
 1583: 	    $systemlevelcurrent{$priv}=1;
 1584: 	}
 1585: 	$full{$priv}=1;
 1586:     }
 1587:     my %lt=&Apache::lonlocal::texthash(
 1588: 		    'prv'  => "Privilege",
 1589: 		    'crl'  => "Course/Group Level",
 1590:                     'dml'  => "Domain Level",
 1591:                     'ssl'  => "System Level"
 1592: 				       );
 1593:     $r->print(<<ENDCCF);
 1594: <form method="post">
 1595: <input type="hidden" name="phase" value="set_custom_roles" />
 1596: <input type="hidden" name="rolename" value="$rolename" />
 1597: <table border="2">
 1598: <tr><th>$lt{'prv'}</th><th>$lt{'crl'}</th><th>$lt{'dml'}</th>
 1599: <th>$lt{'ssl'}</th></tr>
 1600: ENDCCF
 1601:     foreach my $priv (sort keys %full) {
 1602:         my $privtext = &Apache::lonnet::plaintext($priv);
 1603: 	$r->print('<tr><td>'.$privtext.'</td><td>'.
 1604:     ($courselevel{$priv}?'<input type="checkbox" name="'.$priv.':c" '.
 1605:     ($courselevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1606:     '</td><td>'.
 1607:     ($domainlevel{$priv}?'<input type="checkbox" name="'.$priv.':d" '.
 1608:     ($domainlevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1609:     '</td><td>'.
 1610:     ($systemlevel{$priv}?'<input type="checkbox" name="'.$priv.':s" '.
 1611:     ($systemlevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1612:     '</td></tr>');
 1613:     }
 1614:     $r->print(
 1615:    '<table><input type="submit" value="'.&mt('Define Role').'" /></form>'.
 1616: 	      &Apache::loncommon::end_page());
 1617: }
 1618: 
 1619: # ---------------------------------------------------------- Call to definerole
 1620: sub set_custom_role {
 1621:     my ($r) = @_;
 1622: 
 1623:     my $rolename=$env{'form.rolename'};
 1624: 
 1625:     $rolename=~s/[^A-Za-z0-9]//gs;
 1626: 
 1627:     unless ($rolename) {
 1628: 	&print_username_entry_form($r);
 1629:         return;
 1630:     }
 1631: 
 1632:     $r->print(&Apache::loncommon::start_page('Save Custom Role').'<h2>');
 1633:     my ($rdummy,$roledef)=
 1634: 	&Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1635: 
 1636: # ------------------------------------------------------- Does this role exist?
 1637:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1638: 	$r->print(&mt('Existing Role').' "');
 1639:     } else {
 1640: 	$r->print(&mt('New Role').' "');
 1641: 	$roledef='';
 1642:     }
 1643:     $r->print($rolename.'"</h2>');
 1644: # ------------------------------------------------------- What can be assigned?
 1645:     my $sysrole='';
 1646:     my $domrole='';
 1647:     my $courole='';
 1648: 
 1649:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1650: 	my ($priv,$restrict)=split(/\&/,$_);
 1651:         unless ($restrict) { $restrict=''; }
 1652:         if ($env{'form.'.$priv.':c'}) {
 1653: 	    $courole.=':'.$_;
 1654: 	}
 1655:     }
 1656: 
 1657:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1658: 	my ($priv,$restrict)=split(/\&/,$_);
 1659:         unless ($restrict) { $restrict=''; }
 1660:         if ($env{'form.'.$priv.':d'}) {
 1661: 	    $domrole.=':'.$_;
 1662: 	}
 1663:     }
 1664: 
 1665:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1666: 	my ($priv,$restrict)=split(/\&/,$_);
 1667:         unless ($restrict) { $restrict=''; }
 1668:         if ($env{'form.'.$priv.':s'}) {
 1669: 	    $sysrole.=':'.$_;
 1670: 	}
 1671:     }
 1672:     $r->print('<br />Defining Role: '.
 1673: 	   &Apache::lonnet::definerole($rolename,$sysrole,$domrole,$courole));
 1674:     if ($env{'request.course.id'}) {
 1675:         my $url='/'.$env{'request.course.id'};
 1676:         $url=~s/\_/\//g;
 1677: 	$r->print('<br />'.&mt('Assigning Role to Self').': '.
 1678: 	      &Apache::lonnet::assigncustomrole($env{'user.domain'},
 1679: 						$env{'user.name'},
 1680: 						$url,
 1681: 						$env{'user.domain'},
 1682: 						$env{'user.name'},
 1683: 						$rolename));
 1684:     }
 1685:     $r->print('<p><a href="/adm/createuser">Create another role, or Create/Modify a user.</a></p>');
 1686:     $r->print(&Apache::loncommon::end_page());
 1687: }
 1688: 
 1689: # ================================================================ Main Handler
 1690: sub handler {
 1691:     my $r = shift;
 1692: 
 1693:     if ($r->header_only) {
 1694:        &Apache::loncommon::content_type($r,'text/html');
 1695:        $r->send_http_header;
 1696:        return OK;
 1697:     }
 1698: 
 1699:     if ((&Apache::lonnet::allowed('cta',$env{'request.course.id'})) ||
 1700:         (&Apache::lonnet::allowed('cin',$env{'request.course.id'})) || 
 1701:         (&Apache::lonnet::allowed('ccr',$env{'request.course.id'})) || 
 1702:         (&Apache::lonnet::allowed('cep',$env{'request.course.id'})) ||
 1703: 	(&authorpriv($env{'user.name'},$env{'request.role.domain'})) ||
 1704:         (&Apache::lonnet::allowed('mau',$env{'request.role.domain'}))) {
 1705:        &Apache::loncommon::content_type($r,'text/html');
 1706:        $r->send_http_header;
 1707:        unless ($env{'form.phase'}) {
 1708: 	   &print_username_entry_form($r);
 1709:        }
 1710:        if ($env{'form.phase'} eq 'get_user_info') {
 1711:            &print_user_modification_page($r);
 1712:        } elsif ($env{'form.phase'} eq 'update_user_data') {
 1713:            &update_user_data($r);
 1714:        } elsif ($env{'form.phase'} eq 'selected_custom_edit') {
 1715:            &custom_role_editor($r);
 1716:        } elsif ($env{'form.phase'} eq 'set_custom_roles') {
 1717: 	   &set_custom_role($r);
 1718:        }
 1719:    } else {
 1720:       $env{'user.error.msg'}=
 1721:         "/adm/createuser:mau:0:0:Cannot modify user data";
 1722:       return HTTP_NOT_ACCEPTABLE; 
 1723:    }
 1724:    return OK;
 1725: } 
 1726: 
 1727: #-------------------------------------------------- functions for &phase_two
 1728: sub course_level_table {
 1729:     my (%inccourses) = @_;
 1730:     my $table = '';
 1731: # Custom Roles?
 1732: 
 1733:     my %customroles=&my_custom_roles();
 1734:     my %lt=&Apache::lonlocal::texthash(
 1735:             'exs'  => "Existing sections",
 1736:             'new'  => "Define new section",
 1737:             'ssd'  => "Set Start Date",
 1738:             'sed'  => "Set End Date",
 1739:             'crl'  => "Course/Group Level",
 1740:             'act'  => "Activate",
 1741:             'rol'  => "Role",
 1742:             'ext'  => "Extent",
 1743:             'grs'  => "Section",
 1744:             'sta'  => "Start",
 1745:             'end'  => "End"
 1746:     );
 1747: 
 1748:     foreach (sort( keys(%inccourses))) {
 1749: 	my $thiscourse=$_;
 1750: 	my $protectedcourse=$_;
 1751: 	$thiscourse=~s:_:/:g;
 1752: 	my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
 1753: 	my $area=$coursedata{'description'};
 1754:         my $type=$coursedata{'type'};
 1755: 	if (!defined($area)) { $area=&mt('Unavailable course').': '.$_; }
 1756: 	my $bgcol=$thiscourse;
 1757: 	$bgcol=~s/[^7-9a-e]//g;
 1758: 	$bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
 1759: 	my ($domain,$cnum)=split(/\//,$thiscourse);
 1760:         my %sections_count;
 1761:         if (defined($env{'request.course.id'})) {
 1762:             if ($env{'request.course.id'} eq $domain.'_'.$cnum) {
 1763:                 %sections_count = 
 1764: 		    &Apache::loncommon::get_sections($domain,$cnum);
 1765:             }
 1766:         }
 1767: 	foreach  ('st','ta','ep','in','cc') {
 1768: 	    if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) {
 1769: 		my $plrole=&Apache::lonnet::plaintext($_);
 1770: 		$table .= <<ENDEXTENT;
 1771: <tr bgcolor="#$bgcol">
 1772: <td><input type="checkbox" name="act_$protectedcourse\_$_"></td>
 1773: <td>$plrole</td>
 1774: <td>$area<br />Domain: $domain</td>
 1775: ENDEXTENT
 1776: 	        if ($_ ne 'cc') {
 1777:                     if (%sections_count) {
 1778:                         my $currsec = &course_sections(\%sections_count,$protectedcourse.'_'.$_);
 1779:                         $table .= 
 1780:                     '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1781:                      '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1782:                         $currsec.'</td>'.
 1783:                      '<td>&nbsp;&nbsp;</td>'.
 1784:                      '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1785:                      '<input type="text" name="newsec_'.$protectedcourse.'_'.$_.'" value="" /></td>'.
 1786:                      '<input type="hidden" '.
 1787:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>'.
 1788:                      '</tr></table></td>';
 1789:                     } else {
 1790:                         $table .= '<td><input type="text" size="10" '.
 1791:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>';
 1792:                     }
 1793:                 } else { 
 1794: 		    $table .= '<td>&nbsp</td>';
 1795:                 }
 1796: 		$table .= <<ENDTIMEENTRY;
 1797: <td><input type=hidden name="start_$protectedcourse\_$_" value=''>
 1798: <a href=
 1799: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$_.value,'start_$protectedcourse\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1800: <td><input type=hidden name="end_$protectedcourse\_$_" value=''>
 1801: <a href=
 1802: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$_.value,'end_$protectedcourse\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
 1803: ENDTIMEENTRY
 1804:                 $table.= "</tr>\n";
 1805:             }
 1806:         }
 1807:         foreach (sort keys %customroles) {
 1808: 	    if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
 1809: 		my $plrole=$_;
 1810:                 my $customrole=$protectedcourse.'_cr_cr_'.$env{'user.domain'}.
 1811: 		    '_'.$env{'user.name'}.'_'.$plrole;
 1812: 		$table .= <<END;
 1813: <tr bgcolor="#$bgcol">
 1814: <td><input type="checkbox" name="act_$customrole"></td>
 1815: <td>$plrole</td>
 1816: <td>$area</td>
 1817: END
 1818:                 if (%sections_count) {
 1819:                     my $currsec = &course_sections(\%sections_count,$customrole);
 1820:                     $table.=
 1821:                    '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1822:                    '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1823:                      $currsec.'</td>'.
 1824:                    '<td>&nbsp;&nbsp;</td>'.
 1825:                    '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1826:                    '<input type="text" name="newsec_'.$customrole.'" value="" /></td>'.
 1827:                    '<input type="hidden" '.
 1828:                    'name="sec_'.$customrole.'"></td>'.
 1829:                    '</tr></table></td>';
 1830:                 } else {
 1831:                     $table .= '<td><input type="text" size="10" '.
 1832:                      'name="sec_'.$customrole.'"></td>';
 1833:                 }
 1834:                 $table .= <<ENDENTRY;
 1835: <td><input type=hidden name="start_$customrole" value=''>
 1836: <a href=
 1837: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$customrole.value,'start_$customrole','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1838: <td><input type=hidden name="end_$customrole" value=''>
 1839: <a href=
 1840: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$customrole.value,'end_$customrole','cu.pres','dateset')">$lt{'sed'}</a></td></tr>
 1841: ENDENTRY
 1842:            }
 1843: 	}
 1844:     }
 1845:     return '' if ($table eq ''); # return nothing if there is nothing 
 1846:                                  # in the table
 1847:     my $result = <<ENDTABLE;
 1848: <h4>$lt{'crl'}</h4>
 1849: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
 1850: <th>$lt{'grs'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
 1851: $table
 1852: </table>
 1853: ENDTABLE
 1854:     return $result;
 1855: }
 1856: 
 1857: sub course_sections {
 1858:     my ($sections_count,$role) = @_;
 1859:     my $output = '';
 1860:     my @sections = (sort {$a <=> $b} keys %{$sections_count});
 1861:     if (scalar(@sections) == 1) {
 1862:         $output = '<select name="currsec_'.$role.'" >'."\n".
 1863:                   '  <option value="">Select</option>'."\n".
 1864:                   '  <option value="">No section</option>'."\n".
 1865:                   '  <option value="'.$sections[0].'" >'.$sections[0].'</option>'."\n";
 1866:     } else {
 1867:         $output = '<select name="currsec_'.$role.'" ';
 1868:         my $multiple = 4;
 1869:         if (scalar(@sections) < 4) { $multiple = scalar(@sections); }
 1870:         $output .= '"multiple" size="'.$multiple.'">'."\n";
 1871:         foreach (@sections) {
 1872:             $output .= '<option value="'.$_.'">'.$_."</option>\n";
 1873:         }
 1874:     }
 1875:     $output .= '</select>'; 
 1876:     return $output;
 1877: }
 1878: 
 1879: sub course_level_dc {
 1880:     my ($dcdom) = @_;
 1881:     my %customroles=&my_custom_roles();
 1882:     my $hiddenitems = '<input type="hidden" name="dcdomain" value="'.$dcdom.'" />'.
 1883:                       '<input type="hidden" name="origdom" value="'.$dcdom.'" />'.
 1884:                       '<input type="hidden" name="dccourse" value="" />';
 1885:     my $courseform='<b>'.&Apache::loncommon::selectcourse_link
 1886:             ('cu','dccourse','dcdomain','coursedesc',undef,undef,'Course').'</b>';
 1887:     my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($dcdom);
 1888:     my %lt=&Apache::lonlocal::texthash(
 1889:                     'typ' => "Type",
 1890:                     'rol'  => "Role",
 1891:                     'grs'  => "Section",
 1892:                     'exs'  => "Existing sections",
 1893:                     'new'  => "Define new section", 
 1894:                     'sta'  => "Start",
 1895:                     'end'  => "End",
 1896:                     'ssd'  => "Set Start Date",
 1897:                     'sed'  => "Set End Date"
 1898:                   );
 1899:     my $header = '<h4>'.&mt('Course Level').'</h4>'.
 1900:                  '<table border="2"><tr><th>'.$courseform.'</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'grs'}.'</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th></tr>';
 1901:     my $otheritems = '<tr><td><input type="text" name="coursedesc" value="" onFocus="this.blur();opencrsbrowser('."'cu','dccourse','dcdomain','coursedesc',".')" /></td>'."\n".
 1902:                      '<td><select name="role">'."\n";
 1903:     foreach  ('st','ta','ep','in','cc') {
 1904:         my $plrole=&Apache::lonnet::plaintext($_);
 1905:         $otheritems .= '  <option value="'.$_.'">'.$plrole;
 1906:     }
 1907:     if ( keys %customroles > 0) {
 1908:         foreach (sort keys %customroles) {
 1909:             my $custrole='cr_cr_'.$env{'user.domain'}.
 1910:                     '_'.$env{'user.name'}.'_'.$_;
 1911:             $otheritems .= '  <option value="'.$custrole.'">'.$_;
 1912:         }
 1913:     }
 1914:     $otheritems .= '</select></td><td>'.
 1915:                      '<table border="0" cellspacing="0" cellpadding="0">'.
 1916:                      '<tr><td valign="top"><b>'.$lt{'exs'}.'</b><br /><select name="currsec">'.
 1917:                      ' <option value=""><--'.&mt('Pick course first').'</select></td>'.
 1918:                      '<td>&nbsp;&nbsp;</td>'.
 1919:                      '<td valign="top">&nbsp;<b>'.$lt{'new'}.'</b><br />'.
 1920:                      '<input type="text" name="newsec" value="" />'.
 1921:                      '<input type="hidden" name="groups" value="" /></td>'.
 1922:                      '</tr></table></td>';
 1923:     $otheritems .= <<ENDTIMEENTRY;
 1924: <td><input type=hidden name="start" value=''>
 1925: <a href=
 1926: "javascript:pjump('date_start','Start Date',document.cu.start.value,'start','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1927: <td><input type=hidden name="end" value=''>
 1928: <a href=
 1929: "javascript:pjump('date_end','End Date',document.cu.end.value,'end','cu.pres','dateset')">$lt{'sed'}</a></td>
 1930: ENDTIMEENTRY
 1931:     $otheritems .= "</tr></table>\n";
 1932:     return $cb_jscript.$header.$hiddenitems.$otheritems;
 1933: }
 1934: 
 1935: #---------------------------------------------- end functions for &phase_two
 1936: 
 1937: #--------------------------------- functions for &phase_two and &phase_three
 1938: 
 1939: #--------------------------end of functions for &phase_two and &phase_three
 1940: 
 1941: 1;
 1942: __END__
 1943: 
 1944: 

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