--- loncom/interface/Attic/londropadd.pm 2004/02/20 19:44:59 1.102
+++ loncom/interface/Attic/londropadd.pm 2004/02/27 15:13:27 1.105
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Handler to drop and add students in courses
#
-# $Id: londropadd.pm,v 1.102 2004/02/20 19:44:59 matthew Exp $
+# $Id: londropadd.pm,v 1.105 2004/02/27 15:13:27 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -1100,7 +1100,7 @@ sub print_drop_menu {
# ============================================== view classlist
sub print_html_classlist {
- my $r=shift;
+ my ($r,$mode) = @_;
if (! exists($ENV{'form.sortby'})) {
$ENV{'form.sortby'} = 'username';
}
@@ -1108,13 +1108,14 @@ sub print_html_classlist {
$ENV{'form.Status'} = 'Active';
}
my $status_select = &Apache::lonhtmlcommon::StatusOptions
- ($ENV{'form.Status'},'studentform');
+ ($ENV{'form.Status'});
my $cid=$ENV{'request.course.id'};
my $cdom=$ENV{'course.'.$cid.'.domain'};
my $cnum=$ENV{'course.'.$cid.'.num'};
-# -------------------------------------------------------- Get course personnel
+ #
+ # List course personnel
my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
- $r->print('
');
+ $r->print('
');
foreach (sort keys %coursepersonnel) {
$r->print(''.$_.' | ');
foreach (split(/\,/,$coursepersonnel{$_})) {
@@ -1126,31 +1127,39 @@ sub print_html_classlist {
$r->print(' |
');
}
$r->print('
');
-# --------------------------------------------------------------- Student roles
+ #
+ # Interface output
my $CCL=&mt('Current Class List');
- $r->print(<
-
-
-$CCL
-
-END
+ $r->print('');
+ $r->print("
\n");
if ($ENV{'form.action'} ne 'modifystudent') {
- my %lt=&Apache::lonlocal::texthash(
- 'ef' => "Excel format",
- 'ss' => "Student Status",
- );
- $r->print(<
-CSV format
-
-$lt{'ef'}
-
-
-$lt{'ss'}:
-END
+ my %lt=&Apache::lonlocal::texthash('csv' => "CSV",
+ 'excel' => "Excel",
+ 'html' => 'HTML');
+ $r->print('');
+ my $output_selector = '';
+ $r->print(&mt('Output Format: [_1]',$output_selector).(' 'x3));
}
- $r->print($status_select."
\n");
+ $r->print(&mt('Student Status: [_1]',$status_select)."\n");
+ $r->print(''.
+ "\n\n");
+
+ #
+ # Print the classlist
+ $r->print(''.&mt('Current Class List').'
');
my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
if (! defined($classlist)) {
$r->print(&mt('There are no students currently enrolled.')."\n");
@@ -1159,40 +1168,37 @@ END
if ($ENV{'form.action'} eq 'modifystudent') {
&show_class_list($r,'view','modify','modifystudent',
$ENV{'form.Status'},$classlist,$keylist);
- } else {
+ } elsif (! defined($mode) || $mode eq '') {
&show_class_list($r,'view','aboutme','classlist',
$ENV{'form.Status'},$classlist,$keylist);
+ } elsif ($mode eq 'csv' || $mode eq 'excel') {
+ &show_class_list($r,$mode,'nolink','csv',
+ $ENV{'form.Status'},$classlist,$keylist);
}
}
}
-# ============================================== view classlist
-sub print_formatted_classlist {
- my $r=shift;
- my $mode = shift;
- my $cid=$ENV{'request.course.id'};
- my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
- if (! defined($classlist)) {
- $r->print(&mt('There are no students currently enrolled.')."\n");
- } else {
- &show_class_list($r,$mode,'nolink','csv',
- $ENV{'form.Status'},$classlist,$keylist);
- }
-}
-
# =================================================== Show student list to drop
sub show_class_list {
my ($r,$mode,$linkto,$action,$statusmode,$classlist,$keylist)=@_;
my $cid=$ENV{'request.course.id'};
#
# Variables for excel output
- my ($excel_workbook, $excel_sheet, $excel_filename,$row);
+ my ($excel_workbook, $excel_sheet, $excel_filename,$row,$format);
+ #
+ # Variables for csv output
+ my ($CSVfile,$CSVfilename);
#
my $sortby = $ENV{'form.sortby'};
if ($sortby !~ /^(username|domain|section|fullname|id)$/) {
$sortby = 'username';
}
# Print out header
+ $r->print(<
+
+
+END
if ($mode eq 'view') {
if ($linkto eq 'aboutme') {
$r->print(&mt('Select a user name to view the users personal page.'));
@@ -1226,16 +1232,33 @@ sub show_class_list {
END
} elsif ($mode eq 'csv') {
+ #
+ # Open a file
+ $CSVfilename = '/prtspool/'.
+ $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.csv';
+ unless ($CSVfile = Apache::File->new('>/home/httpd'.$CSVfilename)) {
+ $r->log_error("Couldn't open $CSVfilename for output $!");
+ $r->print("Problems occured in writing the csv file. ".
+ "This error has been logged. ".
+ "Please alert your LON-CAPA administrator.");
+ $CSVfile = undef;
+ }
+ #
+ # Write headers and data to file
if($statusmode eq 'Expired') {
- $r->print(&mt('Students with expired roles'));
+ print $CSVfile '"'.&mt('Students with expired roles').'"'."\n";
}
if ($statusmode eq 'Any') {
- $r->print('"'.join('","',(&mt("username"),&mt("domain"),"ID",
- &mt("student name"),&mt("section"),&mt("status"))).
- '"'."\n");
+ print $CSVfile '"'.join('","',map {
+ &Apache::loncommon::csv_translate(&mt($_))
+ } ("username","domain","ID","student name",
+ "section","status")).'"'."\n";
} else {
- $r->print('"'.join('","',(&mt("username"),&mt("domain"),"ID",
- &mt("student name"),&mt("section"))).'"'."\n");
+ print $CSVfile '"'.join('","',map {
+ &Apache::loncommon::csv_translate(&mt($_))
+ } ("username","domain","ID","student name",
+ "section")).'"'."\n";
}
} elsif ($mode eq 'excel') {
# Create the excel spreadsheet
@@ -1245,14 +1268,16 @@ END
$excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.
$excel_filename);
$excel_workbook->set_tempdir('/home/httpd/perl/tmp');
+ #
+ $format = &Apache::loncommon::define_excel_formats($excel_workbook);
$excel_sheet = $excel_workbook->addworksheet('classlist');
#
my $description = 'Class List for '.
$ENV{'course.'.$ENV{'request.course.id'}.'.description'};
- $excel_sheet->write($row++,0,$description);
+ $excel_sheet->write($row++,0,$description,$format->{'h1'});
#
$excel_sheet->write($row++,0,["username","domain","ID",
- "student name","section","status"]);
+ "student name","section","status"],$format->{'bold'});
}
#
# Sort the students
@@ -1305,6 +1330,7 @@ END
END
} elsif ($mode eq 'csv') {
+ next if (! defined($CSVfile));
# no need to bother with $linkto
my @line = ();
foreach ($username,$domain,$id,$name,$section) {
@@ -1313,10 +1339,7 @@ END
if ($statusmode eq 'Any') {
push @line,&Apache::loncommon::csv_translate($status);
}
- my $tmp = $";
- $" = '","';
- $r->print("\"@line\"\n");
- $" = $tmp;
+ print $CSVfile '"'.join('","',@line).'"'."\n";
} elsif ($mode eq 'excel') {
$excel_sheet->write($row++,0,[$username,$domain,$id,
$name,$section,$status]);
@@ -1328,6 +1351,12 @@ END
$excel_workbook->close();
$r->print(''.
&mt('Your Excel spreadsheet').' '.&mt('is ready for download').'.
'."\n");
+ } elsif ($mode eq 'csv') {
+ close($CSVfile);
+ $r->print(''.
+ &mt('Your CSV file').' is ready for download.'.
+ "\n");
+ $r->rflush();
}
}
@@ -2121,14 +2150,10 @@ sub handler {
#
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['state','action']);
- if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
- $r->content_type('text/csv');
- } else {
- # Start page
- &Apache::loncommon::content_type($r,'text/html');
- $r->send_http_header;
- $r->print(&header());
- }
+ # Start page
+ &Apache::loncommon::content_type($r,'text/html');
+ $r->send_http_header;
+ $r->print(&header());
#
# Main switch on form.action and form.state, as appropriate
if (! exists($ENV{'form.action'})) {
@@ -2193,13 +2218,13 @@ sub handler {
$r->print(&Apache::lonhtmlcommon::breadcrumbs
(undef,'View Classlist'));
if (! exists($ENV{'form.state'})) {
- &print_html_classlist($r);
+ &print_html_classlist($r,undef);
} elsif ($ENV{'form.state'} eq 'csv') {
- &print_formatted_classlist($r,'csv');
+ &print_html_classlist($r,'csv');
} elsif ($ENV{'form.state'} eq 'excel') {
- &print_formatted_classlist($r,'excel');
+ &print_html_classlist($r,'excel');
} else {
- &print_html_classlist($r);
+ &print_html_classlist($r,undef);
}
} elsif ($ENV{'form.action'} eq 'modifystudent') {
&Apache::lonhtmlcommon::add_breadcrumb
@@ -2228,11 +2253,7 @@ sub handler {
}
#
# Finish up
- if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
- $r->print("\n");
- } else {
- $r->print('