--- loncom/interface/lontrackstudent.pm 2004/08/11 18:41:05 1.1 +++ loncom/interface/lontrackstudent.pm 2004/08/23 15:03:15 1.4 @@ -1,6 +1,6 @@ # The LearningOnline Network with CAPA # -# $Id: lontrackstudent.pm,v 1.1 2004/08/11 18:41:05 matthew Exp $ +# $Id: lontrackstudent.pm,v 1.4 2004/08/23 15:03:15 matthew Exp $ # # Copyright Michigan State University Board of Trustees # @@ -50,7 +50,158 @@ use Time::HiRes; ################################################################### ################################################################### -sub get_all_data {} +sub get_all_data { + my ($r,$prog_state,$navmap) = @_; + ## + ## Compose the query + &Apache::lonhtmlcommon::Update_PrgWin + ($r,$prog_state,&mt('Composing Query')); + # + my $query; + my $cid = $ENV{'request.course.id'}; + my $domain = $ENV{'course.'.$cid.'.domain'}; + my $home = $ENV{'course.'.$cid.'.home'}; + my $course = $ENV{'course.'.$cid.'.num'}; + my $prefix = $course.'_'.$domain.'_'; + # + my $student_table = $prefix.'students'; + my $res_table = $prefix.'resource'; + my $action_table = $prefix.'actions'; + my $machine_table = $prefix.'machine_table'; + my $activity_table = $prefix.'activity'; + # + $query = qq{ + SELECT B.resource,A.time,C.student,D.action,E.machine,A.action_values + FROM $activity_table AS A + LEFT JOIN $res_table AS B ON B.res_id=A.res_id + LEFT JOIN $student_table AS C ON C.student_id=A.student_id + LEFT JOIN $action_table AS D ON D.action_id=A.action_id + LEFT JOIN $machine_table AS E ON E.machine_id=A.machine_id + WHERE A.student_id>10 + ORDER BY A.time ASC + LIMIT 5000 + }; + $query =~ s|$/||g; + &Apache::lonnet::logthis($query); + ## + ## Send it along + my $reply=&Apache::lonnet::metadata_query($query,undef,undef,[$home]); + if (ref($reply) ne 'HASH') { + $r->print('

'. + &mt('Error contacting home server for course: [_1]', + $reply). + '

'); + return; + } + my $results_file = $r->dir_config('lonDaemons').'/tmp/'.$reply->{$home}; + my $endfile = $results_file.'.end'; + ## + ## Check for the results + &Apache::lonhtmlcommon::Update_PrgWin + ($r,$prog_state,&mt('Waiting for results')); + my $maxtime = 500; + my $starttime = time; + while (! -e $endfile && (time-$starttime < $maxtime)) { + &Apache::lonhtmlcommon::Update_PrgWin + ($r,$prog_state,&mt('Waiting up to [_1] seconds for results', + $starttime+$maxtime-time)); + sleep(1); + } + if (! -e $endfile) { + $r->print('

'. + &mt('Unable to retrieve data.').'

'); + $r->print(&mt('Please try again in a few minutes.')); + return; + } + &Apache::lonhtmlcommon::Update_PrgWin + ($r,$prog_state,&mt('Parsing results')); + &output_results($r,$results_file,$navmap); + &Apache::lonhtmlcommon::Update_PrgWin + ($r,$prog_state,&mt('Finished!')); + return; +} + +sub output_results { + my ($r,$results_file,$navmap) = @_; + if (! open(ACTIVITYDATA,$results_file)) { + $r->print('

'.&mt('Unable to read results file.').'

'. + '

'. + &mt('This is a serious error and has been logged. '. + 'You should contact your system administrator '. + 'to resolve this issue.'). + '

'); + return; + } + my $tableheader = + ''. + ''. + ''. + ''. + ''. + ''. + ''. + ''.$/; + my $count = 0; + $r->print($tableheader); + $r->rflush(); + while (my $line = ) { + $line = &Apache::lonnet::unescape($line); + if (++$count % 50 == 0) { + $r->print('
'.&mt('Resource').''.&mt('Time').''.&mt('Student').''.&mt('Action').''.&mt('Originating Server').''.&mt('Data').'
'.$/); + $r->rflush(); + $r->print($tableheader); + } + my ($symb,$timestamp,$student,$action,$machine,$values) = + map { &Apache::lonnet::unescape($_); } split(',',$line,6); + my ($title,$src); + if ($symb =~ m:^/adm/:) { + $title = $symb; + $src = $symb; + } elsif ($symb eq '/prtspool/') { + $title = "Printout"; + $src = undef; + } else { + my $nav_res = $navmap->getBySymb($symb); + if (defined($nav_res)) { + $title = $nav_res->title(); + $src = $nav_res->src(); + } else { + $title = 'unable to retrieve title'; + $src = '/dev/null'; + } + } + my $class = ''; + # + if ($symb eq '/printout/') { + $class = 'print'; + $title = 'retrieve printout'; + } elsif ($symb =~ m|^/adm/([^/]+)|) { + $class = $1; + } elsif ($symb =~ m|^/adm/|) { + $class = 'adm'; + } + if ($title eq 'unable to retrieve title') { + $title =~ s/ /\ /g; + $class = 'warning'; + } + if (! defined($title) || $title eq '') { + $title = 'untitled'; + $class = 'warning'; + } + $r->print(''. + ''.$title.''.''. + ''.$timestamp.''. + ''.$student.''. + ''.$action.''. + ''.$machine.''. + ''.($class?$symb:'').''.''.$/); +# ''.$symb.''.''.$/); + } + $r->print(''.$/); + close(ACTIVITYDATA); + return; +} + sub get_student_data {} sub html_output_student_data {} sub html_output_class_data {} @@ -70,6 +221,21 @@ sub request_data_update { ################################################################### ################################################################### +sub styles { + return < + tr.warning { background-color: red; } + tr.chat { background-color: yellow; } + tr.chatfetch { background-color: yellow; } + tr.navmaps { background-color: \#777777; } + tr.roles { background-color: \#999999; } + tr.flip { background-color: \#BBBBBB; } + tr.adm { background-color: green; } + tr.print { background-color: blue; } + tr.printout { background-color: blue; } + +END +} ################################################################### ################################################################### @@ -110,14 +276,9 @@ sub handler { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['selected_student']); # - # Give the LON-CAPA page header - $r->print(''. - &mt('Student Activity'). - "\n". - &Apache::loncommon::bodytag('Student Activity')); - $r->rflush(); + # We will almost always need this... + my $navmap = Apache::lonnavmaps::navmap->new(); # - # Either print out a menu for them or send them to a report &Apache::lonhtmlcommon::clear_breadcrumbs(); &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/studentactivity', title=>'Student Activity', @@ -125,26 +286,47 @@ sub handler { faq=>139, bug=>'instructor interface'}); # + # Give the LON-CAPA page header + $r->print(''.&styles.''. + &mt('Student Activity'). + "\n". + &Apache::loncommon::bodytag('Student Activity'). + &Apache::lonhtmlcommon::breadcrumbs(undef,'Student Activity')); + $r->rflush(); + # # Begin form output - $r->print('
print('method="post" action="/adm/statistics">'); + $r->print(''); + $r->print('
'); + $r->print('
'. + &mt('Status:[_1]', + ''). + '
'); $r->rflush(); - $r->print('

'.&mt('View student activity').'

'); + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin + ($r,&mt('Student Activity Retrieval'), + &mt('Student Activity Retrieval'),undef,'inline',undef, + 'trackstudent','status'); + &Apache::lonhtmlcommon::Update_PrgWin + ($r,\%prog_state,&mt('Contacting course home server')); # my $result = &request_data_update(); if (ref($result) eq 'HASH') { - $result = join(map { $_.'=>'.$result->{$_}; } keys(%$result)); + $result = join(' ',map { $_.'=>'.$result->{$_}; } keys(%$result)); } - $r->print('

'.$result.'

'); + &Apache::lonnet::logthis('result from request_data_update: '.$result); # if (! exists($ENV{'form.selected_student'})) { - # Choose a student - $r->print('If you worked here you would be done by now'); + # For now, just show all the data, in the future allow selection of + # a student + &get_all_data($r,\%prog_state,$navmap); } else { - # Show a students activity - $r->print('I would like to have something to show you but I do not.'); + # For now, just show all the data instead of limiting it to one student + &get_all_data($r,\%prog_state,$navmap); } # + &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Done')); + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + # $r->print("
\n"); $r->print("\n\n"); $r->rflush();