Annotation of loncom/interface/lonmanagekeys.pm, revision 1.1

1.1     ! www         1: # The LearningOnline Network with CAPA
        !             2: # Handler to manage course access keys 
        !             3: #
        !             4: # $Id: londropadd.pm,v 1.64 2003/02/13 21:35:50 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: 
        !            31: package Apache::lonmanagekeys;
        !            32: 
        !            33: use strict;
        !            34: use Apache::lonnet();
        !            35: use Apache::loncommon();
        !            36: use Apache::lonhtmlcommon();
        !            37: use Apache::Constants qw(:common :http REDIRECT);
        !            38: use Spreadsheet::WriteExcel;
        !            39: 
        !            40: ###############################################################
        !            41: ###############################################################
        !            42: sub header {
        !            43:     my $bodytag=&Apache::loncommon::bodytag('Access Key Management');
        !            44:     return(<<ENDHEAD);
        !            45: <html>
        !            46: <head>
        !            47: <title>LON-CAPA Access Key Management</title>
        !            48: </head>
        !            49: $bodytag
        !            50: <form method="post" enctype="multipart/form-data"  
        !            51:       action="/adm/keymanage" name="keyform">
        !            52: ENDHEAD
        !            53: }
        !            54: 
        !            55: # =================================================== Show student list to drop
        !            56: sub show_key_list {
        !            57:     my ($r,$mode,$linkto,$action,$statusmode,$classlist,$keylist)=@_;
        !            58: #
        !            59: # Just junk so that this compiles
        !            60: #
        !            61:     my ($username,$domain,$id,$name,$section,$status,@Sorted_Students);
        !            62: #
        !            63: # 
        !            64: # 
        !            65:     my $cid=$ENV{'request.course.id'};
        !            66:     #
        !            67:     # Variables for excel output
        !            68:     my ($excel_workbook, $excel_sheet, $excel_filename,$row);
        !            69:     #
        !            70: 
        !            71:     # Print out header 
        !            72:     if ($mode eq 'view') {
        !            73:     } elsif ($mode eq 'excel') {
        !            74:         # Create the excel spreadsheet
        !            75:         $excel_filename = '/prtspool/'.
        !            76:             $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
        !            77:                 time.'_'.rand(1000000000).'.xls';
        !            78:         $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.
        !            79:                                                        $excel_filename);
        !            80:         $excel_workbook->set_tempdir('/home/httpd/perl/tmp');
        !            81:         $excel_sheet = $excel_workbook->addworksheet('classlist');
        !            82:         #
        !            83:         my $description = 'Classlist for '.
        !            84:             $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
        !            85:         $excel_sheet->write($row++,0,$description);
        !            86:         #
        !            87:         $excel_sheet->write($row++,0,["username","domain","ID",
        !            88:                                       "student name","section","status"]);
        !            89:     }
        !            90:     foreach my $student (@Sorted_Students) {
        !            91:         if ($mode eq 'view') {
        !            92:         } elsif ($mode eq 'csv') {
        !            93:             # no need to bother with $linkto
        !            94:             my @line = ();
        !            95:             foreach ($username,$domain,$id,$name,$section) {
        !            96:                 push @line,&Apache::loncommon::csv_translate($_);
        !            97:             }
        !            98:             if ($statusmode eq 'Any') {
        !            99:                 push @line,&Apache::loncommon::csv_translate($status);
        !           100:             }
        !           101:             my $tmp = $";
        !           102:             $" = '","';
        !           103:             $r->print("\"@line\"\n");
        !           104:             $" = $tmp;
        !           105:         } elsif ($mode eq 'excel') {
        !           106:             $excel_sheet->write($row++,0,[$username,$domain,$id,
        !           107:                                           $name,$section,$status]);
        !           108:         }
        !           109:     }
        !           110:     if ($mode eq 'view') {
        !           111:     } elsif ($mode eq 'excel') {
        !           112:         $excel_workbook->close();
        !           113:         $r->print('<p><a href="'.$excel_filename.'">'.
        !           114:                   'Your Excel spreadsheet</a> is ready for download.</p>'."\n");
        !           115:     }
        !           116: }
        !           117: 
        !           118: ###################################################################
        !           119: ###################################################################
        !           120: sub handler {
        !           121:     my $r=shift;
        !           122:     if ($r->header_only) {
        !           123:         $r->content_type('text/html');
        !           124:         $r->send_http_header;
        !           125:         return OK;
        !           126:     }
        !           127:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['state']);
        !           128: 
        !           129:     unless (&Apache::lonnet::allowed('mky',$ENV{'request.role.domain'})) {
        !           130:         $ENV{'user.error.msg'}=
        !           131:             "/adm/managekeys:mky:0:0:Cannot manage access keys";
        !           132:         return HTTP_NOT_ACCEPTABLE; 
        !           133:     }
        !           134:     #
        !           135:     # Only output the header information if they did not request csv format
        !           136:     #
        !           137:     if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
        !           138:         $r->content_type('text/csv');
        !           139:     } else {
        !           140:         # Start page
        !           141:         $r->content_type('text/html');
        !           142:         $r->send_http_header;
        !           143:         $r->print(&header());
        !           144:     }
        !           145: #
        !           146: # do stuff here.
        !           147: #
        !           148: 
        !           149:     if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
        !           150:         $r->print("\n");
        !           151:     } else {
        !           152:         $r->print('</form></body></html>');
        !           153:     }
        !           154:     return OK;
        !           155: }
        !           156: 
        !           157: ###################################################################
        !           158: ###################################################################
        !           159: 
        !           160: 1;
        !           161: __END__
        !           162: 
        !           163: 

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