Annotation of loncom/interface/lonpickstudent.pm, revision 1.28

1.1       www         1: # The LearningOnline Network
                      2: # Pick a student from the classlist
                      3: #
1.28    ! raeburn     4: # $Id: lonpickstudent.pm,v 1.27 2009/04/24 05:28:55 raeburn Exp $
1.1       www         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: package Apache::lonpickstudent;
                     30: 
                     31: use strict;
                     32: use Apache::Constants qw(:common);
                     33: use Apache::loncommon;
                     34: use Apache::loncoursedata;
                     35: use Apache::lonnet;
1.7       www        36: use Apache::lonlocal;
1.17      raeburn    37: use Apache::longroup;
1.20      albertel   38: use LONCAPA;
1.1       www        39: 
                     40: sub handler {
                     41:     my $r = shift;
1.7       www        42:     &Apache::loncommon::content_type($r,'text/html');
1.1       www        43:     $r->send_http_header;
                     44:     return OK if $r->header_only;
                     45: 
                     46: # ------------------------------------------------------------ Print the screen
1.13      albertel   47:     $r->print(&Apache::loncommon::start_page("Selecting a User",undef,
                     48: 					     {'no_nav_bar' => 1}));
1.6       www        49: 
                     50: 
                     51:     &Apache::loncommon::get_unprocessed_cgi
                     52:         ($ENV{'QUERY_STRING'},['filter','form','unameelement','udomelement',
1.27      raeburn    53: 			       'roles','courseadvonly']);
1.6       www        54: # Allowed?
1.10      albertel   55:     my $allowed;
                     56:     my $scope = $env{'request.course.id'};
                     57:     if (!($allowed = &Apache::lonnet::allowed('srm',$scope))) {
                     58: 	$scope .= '/'.$env{'request.course.sec'};
                     59: 	$allowed = &Apache::lonnet::allowed('srm',$scope);
                     60: 	if ($allowed) { $allowed = 'section';	}
                     61:     }
1.6       www        62: 
1.9       albertel   63:     unless (($env{'form.roles'}) ||
1.10      albertel   64:             (($env{'request.course.id'}) && ($allowed))) {
1.11      albertel   65: 	$r->print(&mt('No context.').
                     66: 		  &Apache::loncommon::end_page());
1.1       www        67:         return OK;
                     68:     }
1.2       www        69: 
1.6       www        70: # See if filter present
1.9       albertel   71:     my $filter=$env{'form.filter'};
1.20      albertel   72:     my $filtermsg;
1.22      albertel   73:     my $encoded_filter = &HTML::Entities::encode($filter,'<>&"');
                     74:     $filter = quotemeta($filter);
                     75:     my $change = &mt('Change');
                     76:     my $filterbutton =<<FILTER;
1.21      albertel   77:   <input type="text" name="filter" value="$encoded_filter" />
                     78:   <input type="submit" name="Change" value="$change" />
                     79: FILTER
1.22      albertel   80:     foreach my $name ('form','unameelement','udomelement','roles') {
                     81: 	my $value = &HTML::Entities::encode($env{"form.$name"},'<>&"');
                     82: 	$filterbutton .= <<HIDDEN;
1.21      albertel   83:    <input type="hidden" name="$name" value="$value" />
                     84: HIDDEN
1.22      albertel   85:     }
1.27      raeburn    86:     unless ($env{'form.courseadvonly'}) {
                     87:         $filtermsg = '<br />'.
                     88: 	    &mt('Showing users with a name starting with [_1]',
                     89: 	        $filterbutton).'<br />';
                     90:     }
1.22      albertel   91:     if ($filter eq '') {
                     92: 	$filter = '.'
1.20      albertel   93:     }
1.1       www        94: 
                     95: # --------------------------------------- There is such a user, get environment
                     96: 
1.2       www        97:     $r->print(<<ENDSCRIPT);
1.20      albertel   98: <script type="text/javascript">
1.2       www        99: function gochoose(uname,udom) {
1.28    ! raeburn   100:     opener.document.$env{'form.form'}.elements['$env{'form.unameelement'}'].value=uname;
        !           101:     var slct=opener.document.$env{'form.form'}.elements['$env{'form.udomelement'}'];
1.2       www       102:     var i;
                    103:     for (i=0;i<slct.length;i++) {
1.4       www       104:         if (slct.options[i].value==udom) { slct.selectedIndex=i; }
1.2       www       105:     }
                    106:     self.close();
                    107: }
                    108: </script>
                    109: ENDSCRIPT
1.20      albertel  110: 
                    111:     $r->print('<form>');
                    112:     if ($allowed && (!$env{'form.roles'})) {
1.6       www       113: # -------------------------------------------------------- Get course personnel
1.20      albertel  114: 	$r->print('<h3>'.$env{'course.'.$env{'request.course.id'}.'.description'}.
                    115: 		  '</h3>');
                    116: 	my %coursepersonnel=
                    117: 	    &Apache::lonnet::get_course_adv_roles();
                    118: 	$r->print(&Apache::loncommon::start_data_table());
                    119: 	foreach my $role (sort(keys(%coursepersonnel))) {
1.23      albertel  120: 	    foreach my $user (split(/\,/,$coursepersonnel{$role})) {
                    121: 		my ($puname,$pudom)=split(/\:/,$user);
1.20      albertel  122: 		$r->print(&Apache::loncommon::start_data_table_row().
                    123: 			  '<td>'.
1.25      bisitz    124: 			  '<input type="button" value="'.&mt('Select').'" onClick="gochoose('.
1.20      albertel  125: 			  "'".$puname."','".$pudom."')".'" /></td><td>'.$role.'</td><td>'.
                    126: 			  &Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($puname,$pudom),$puname,$pudom).'</td>'.
                    127: 			  &Apache::loncommon::end_data_table_row());
                    128: 	    }
                    129: 	}
                    130: 	$r->print(&Apache::loncommon::end_data_table().'<p>&nbsp;');
                    131: 
                    132: 	$r->print($filtermsg);
                    133: 
1.22      albertel  134: 	$r->print('</p>');
                    135: 
1.27      raeburn   136:         unless ($env{'form.courseadvonly'}) {
                    137: 
1.20      albertel  138: # ------------------------------------------------------------------ Students
1.27      raeburn   139: 	    my $result;
                    140:             my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                    141:             my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                    142:             my $classlist=&Apache::loncoursedata::get_classlist();
                    143:             my %grouplist=&Apache::lonnet::get_group_membership($cdom,$cnum);
                    144:             my $now = time;
                    145:             my %allgroups = &Apache::longroup::coursegroups($cdom,$cnum);
                    146: 
                    147: 	    foreach my $user (sort(keys(%$classlist))) {
                    148: 	        # the following undefs are for 'domain', and 'username' respectively.
                    149: 	        my (undef,undef,$end,$start,$id,$section,$fullname,$status)=
                    150: 		    @{$classlist->{$user}};
                    151: 	        if ($allowed eq 'section' && $section ne $env{'request.course.sec'}) {
                    152: 		    next;
                    153: 	        }
                    154: 	        if ($user=~/^($LONCAPA::username_re)\:($LONCAPA::domain_re)$/) {
                    155: 		    my ($uname,$udom)=($1,$2);
                    156: 		    if (($uname=~/^$filter/) || ($fullname=~/^$filter/i)) {
                    157: 		        my $grouplist = '';
                    158: 		        foreach my $group (sort(keys(%allgroups))) {
                    159: 			    if (exists($grouplist{$group.':'.$uname.':'.$udom})) {
                    160: 			        my ($end,$start) = split(/:/,$grouplist{$group.':'.$uname.':'.$udom});
                    161: 			        if (($end!=0) && ($end<$now)) { next; }
                    162: 			        if (($start!=0) && ($start>$now)) {next; }
                    163: 			        $grouplist .= " $group,"; 
                    164: 			    }
                    165: 		        }
                    166: 		        $grouplist =~ s/,$//;
                    167: 		        $result .=&Apache::loncommon::start_data_table_row().
                    168: 		    	          '<td>'.
                    169: 			          '<input type="button" value="'.&mt('Select').'" onClick="gochoose('.
                    170: 			          "'".$uname."','".$udom."')".'" /></td>'.
                    171: 			          '<td><tt>'.$uname.'</tt></td><td> <tt>'.$udom.
                    172: 			          '</tt></td><td>'.
                    173: 			          &Apache::loncommon::aboutmewrapper($fullname,
                    174: 				    				     $uname,$udom).
                    175: 			          '</td><td>'.$id.'</td><td>'.$section.
                    176: 			          '</td><td>'.$grouplist.'</td>'.
                    177: 			          &Apache::loncommon::end_data_table_row();
                    178: 		    }
                    179: 	        }
1.20      albertel  180: 	    }
1.27      raeburn   181: 	    if (!$result) {
                    182: 	        $r->print('<p>'.&mt('No students found.').'</p>');
                    183: 	    } else {
                    184: 	        $r->print(&Apache::loncommon::start_data_table().
                    185: 	    	          &Apache::loncommon::start_data_table_header_row().
                    186: 		          &Apache::loncommon::end_data_table_header_row().
                    187: 		          '<th>&nbsp;</th>'.
                    188: 		          '<th>'.&mt('username').'</th>'.
                    189: 		          '<th>'.&mt('domain').'</th>'.
                    190: 		          '<th>'.&mt('Name').'</th>'.
                    191: 		          '<th>'.&mt('ID').'</th>'.
                    192: 		          '<th>'.&mt('section').'</th>'.
                    193: 		          '<th>'.&mt('active group(s)').'</th>'.
                    194: 		          &Apache::loncommon::end_data_table_header_row().
                    195: 		          $result.
                    196: 		          &Apache::loncommon::end_data_table());
1.20      albertel  197: 	    }
1.27      raeburn   198:         }
1.20      albertel  199:     } else {
                    200: 	$r->print('<h3>'.&mt('Users with Roles Assigned by').' '.
                    201: 		  &Apache::loncommon::plainname($env{'user.name'},
                    202: 						$env{'user.domain'}).'</h3>');
                    203: 	$r->print($filtermsg);
                    204: 
                    205: 	$r->print('<p>'.&Apache::loncommon::start_data_table());
1.23      albertel  206: 	my %user_role=&Apache::lonnet::get_my_roles();
                    207: 	my %users;
                    208: 	foreach my $user_role (keys(%user_role)) {
                    209: 	    next if ($user_role !~
                    210: 		     /^($LONCAPA::username_re):($LONCAPA::domain_re):(\w+)$/);
                    211: 	    my ($uname,$udom,$urole)=($1,$2,$3);
                    212: 	    my $fullname=&Apache::loncommon::plainname($uname,$udom);
1.24      raeburn   213: 	    next if (($uname!~/^$filter/i) && ($fullname !~/^$filter/i));
1.23      albertel  214: 	    
                    215: 	    if (!exists($users{"$uname:$udom"})) {
                    216: 		$users{"$uname:$udom"} = {'fullname' => $fullname };
1.20      albertel  217: 	    }
1.23      albertel  218: 	    push(@{$users{"$uname:$udom"}{'roles'}},$urole);
                    219: 	}
                    220: 	foreach my $user (sort {lc($a) cmp lc($b)} (keys(%users))) {
                    221: 	    my ($uname,$udom) = split(':',$user);
                    222: 	    $r->print(&Apache::loncommon::start_data_table_row().
                    223: 		      '<td>'.
1.25      bisitz    224: 		      '<input type="button" value="'.&mt('Select').'" onClick="gochoose('.
1.23      albertel  225: 		      "'".$uname."','".$udom."')".'" /></td>'.
                    226: 		      '<td><tt>'.$uname.'</tt></td>'.
                    227: 		      '<td><tt>'.$udom.'</tt></td><td>'.
                    228: 		      &Apache::loncommon::aboutmewrapper($users{$user}{'fullname'},
                    229: 							 $uname,$udom).'</td>'.
                    230: 		      '<td>'.
                    231: 		      join(', ',sort(map {&Apache::lonnet::plaintext($_)}
                    232: 				         (@{$users{$user}{'roles'}}))).
                    233: 		      '</td>'.
                    234: 		      &Apache::loncommon::end_data_table_row());
1.10      albertel  235: 	}
1.20      albertel  236: 	$r->print(&Apache::loncommon::end_data_table().'</p>');
1.6       www       237:     }
1.20      albertel  238:     $r->print('</form>'.&Apache::loncommon::end_page());
                    239:     return OK;
1.1       www       240: } 
                    241: 
                    242: 1;
                    243: __END__

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