# # $Id: lonwhatsnew.pm,v 1.96 2009/10/30 16:31:39 bisitz Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # package Apache::lonwhatsnew; use strict; use lib qw(/home/httpd/lib/perl); use Apache::lonnet; use Apache::loncommon(); use Apache::lonhtmlcommon(); use Apache::lonlocal; use Apache::loncoursedata(); use Apache::lonnavmaps(); use Apache::lonuserstate; use Apache::lonuserutils; use Apache::Constants qw(:common :http); use Time::Local; use GDBM_File; use lib '/home/httpd/lib/perl/'; use LONCAPA; #---------------------------- # handler # #---------------------------- sub handler { my $r = shift; if ($r->header_only) { &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK; } &Apache::loncommon::get_unprocessed_cgi( $ENV{'QUERY_STRING'},['command','refpage']); my $command = $env{'form.command'}; my $refpage = $env{'form.refpage'}; my %checkallowed = ( coursenormalmail => 1, coursecritmail => 1, ); foreach my $perm_check (['whn','whatsnew',1], ['pch','coursediscussion',1], ['mgr','handgrading',1], ['vgr','abovethreshold',1], ['opa','haserrors',1], ['mdc','versionchanges',0], ['vcl','newroles',1], ['vcl','oldroles',1], ) { my ($perm,$key,$check_section) = @{ $perm_check }; my $scope = $env{'request.course.id'}; if (!($checkallowed{$key} = &Apache::lonnet::allowed($perm,$scope))) { $scope .= '/'.$env{'request.course.sec'}; if ( $check_section ) { $checkallowed{$key} = &Apache::lonnet::allowed($perm,$scope); } if ($checkallowed{$key}) { $checkallowed{$key.'_section'} = $env{'request.course.sec'}; } } } if ( ! $env{'request.course.fn'} || ! $checkallowed{'whatsnew'}) { # Not in a course, or no whn priv in course $env{'user.error.msg'}="/adm/whatsnew::whn:0:0:Cannot display what's new page"; return HTTP_NOT_ACCEPTABLE; } &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; $r->print(&display_header($command,\%checkallowed)); &Apache::lonhtmlcommon::clear_breadcrumbs(); &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew', text=>"What's New?"}); if (($command eq 'chgthreshold') && $checkallowed{'abovethreshold'}) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=chgthreshold&refpage='.$refpage, text=>"Change thresholds"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Thresholds' )); } elsif (($command eq 'chginterval') && $checkallowed{'versionchanges'} ) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=chginterval&refpage='.$refpage, text=>"Change interval"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Intervals' )); } elsif (($command eq 'chgdisc') && $checkallowed{'coursediscussion'}) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=chgdisc&refpage='.$refpage, text=>"Change discussion display"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Intervals' )); } elsif ($command eq 'courseinit') { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=courseinit&refpage='.$refpage, text=>"Course initialization preference"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Initialization' )); } elsif ($command eq 'chgoldroleinterval' && $checkallowed{'oldroles'}) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=chgoldroleinterval&refpage='.$refpage, text=>"Change interval"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Intervals' )); } elsif ($command eq 'chgnewroleinterval' && $checkallowed{'newroles'}) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>'/adm/whatsnew?command=chgnewroleinterval&refpage='.$refpage, text=>"Change interval"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Intervals' )); } else { $r->print(&Apache::lonhtmlcommon::breadcrumbs ("What's New?",#'Course_Action_Items_Display' )); } &display_main_box($r,$command,$refpage,\%checkallowed); return OK; } #------------------------------ # display_main_box # # Display all the elements within the main box #------------------------------ sub display_main_box { my ($r,$command,$refpage,$checkallowed) = @_; my $domain=&Apache::loncommon::determinedomain(); my $function = &Apache::loncommon::get_users_function(); my $lctype = lc(&Apache::loncommon::course_type()); $r->print('
'); my %threshold_titles = &Apache::lonlocal::texthash ( av_attempts => 'Average number of attempts', degdiff => 'Degree of difficulty', numstudents => 'Total number of students with submissions', ); my %versions = ( -1 => "version changes since start of $lctype", 2592000 => 'version changes since last month', 604800 => 'version changes since last week', 86400 => 'version changes since yesterday', ); my %newroles = ( -1 => "roles which have become active since start of $lctype", 2592000 => 'roles which have become active since last month', 604800 => 'roles which have become active since last week', 86400 => 'roles which have become active since yesterday', ); my %oldroles = ( -1 => "roles which expired since start of $lctype", 2592000 => 'roles which expired since last month', 604800 => 'roles which expired since last week', 86400 => 'roles which expired since yesterday', ); my %interval_titles = ( versions => \%versions, newroles => \%newroles, oldroles => \%oldroles, ); my %initpage = &Apache::lonlocal::texthash ( firstres => "first resource in the $lctype", whatsnew => "What's New Page", userpref => 'your general user preferences', coursespecific => "specific setting for this $lctype", ); my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $crs = $env{'course.'.$env{'request.course.id'}.'.num'}; if (($command eq 'chgthreshold') && $checkallowed->{'abovethreshold'}) { &display_threshold_config($r,$refpage,\%threshold_titles, $cdom,$crs); } elsif (($command eq 'chginterval') && $checkallowed->{'versionchanges'}) { &display_interval_config($r,$refpage,\%interval_titles,'versions'); } elsif (($command eq 'chgdisc') && $checkallowed->{'coursediscussion'}) { &display_discussion_config($r,$refpage); } elsif ($command eq 'courseinit') { &courseinit_config($r,$refpage,\%initpage); } elsif (($command eq 'chgnewroleinterval') && $checkallowed->{'newroles'}) { &display_interval_config($r,$refpage,\%interval_titles,'newroles'); } elsif (($command eq 'chgoldroleinterval') && $checkallowed->{'oldroles'}) { &display_interval_config($r,$refpage,\%interval_titles,'oldroles'); } else { &display_actions_box($r,$command,$refpage,\%threshold_titles, \%interval_titles,\%initpage,$cdom,$crs,$checkallowed); } my $end_page = &Apache::loncommon::end_page(); $r->print(<

$end_page END_OF_BLOCK } #------------------------------- # display_header # # Display the header information and set # up the HTML #------------------------------- sub display_header { my ($command,$checkallowed) = @_; my $scripttag; unless ($command eq 'chgthreshold' || $command eq 'chginterval' || $command eq 'chgoldroleinterval' || $command eq 'chgnewroleinterval') { $scripttag = <<"END"; '; } my $course_type=&Apache::loncommon::course_type(); return &Apache::loncommon::start_page("What's New?", $scripttag); } #------------------------------- # display_actions_box # # Display the action items # #------------------------------- sub display_actions_box { my ($r,$command,$refpage,$threshold_titles,$interval_titles,$initpage, $cdom,$crs,$checkallowed) = @_; my $udom = $env{'user.domain'}; my $uname = $env{'user.name'}; my $cid = $env{'request.course.id'}; my $crstype = &Apache::loncommon::course_type(); my $lctype = lc($crstype); my %stulabel = ( 'Course' => 'students', 'Community' => 'members', ); my %lt = &Apache::lonlocal::texthash( 'yacc' => 'You are accessing an invalid course', 'gtfr' => 'Go to first resource', 'hial' => 'Hide all', 'shal' => 'Show all', ); my %unread = (); my %ungraded = (); my %bombed = (); my %triggered = (); my %changed = (); my @newmsgs = (); my @critmsgs = (); my @newdiscussions = (); my @tograde = (); my @bombs = (); my @warnings = (); my $msgcount = 0; my $critmsgcount = 0; my $expirecount; my %expired; my $activecount; my %activated; my %res_title = (); my %show = (); my $needitems = 0; my $boxcount = 0; my $result; if ($command eq 'newcourseinit') { $result = &store_courseinit_setting($uname,$udom,$cid,$initpage); } my %threshold = (); my %pagedesc = &Apache::lonlocal::texthash ( firstres => 'First resource', whatsnew => "What's New Page", userpref => 'user preference', coursespecific => $lctype.' only', default => 'default', ); my ($initcontrol,$initdisp) = &curr_courseinit(); my $currinit = $pagedesc{$initdisp}.' ('.$pagedesc{$initcontrol}.')'; unless ($cid) { $r->print('

'.$lt{'yacc'}.'

'); return; } if ($refpage eq 'start') { if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db', &GDBM_READER(),0640)) { my $furl=$bighash{'first_url'}; untie(%bighash); $r->print(''.$lt{'gtfr'}. '
'); } } $r->print(&mt('Page set to be displayed after you have selected a role in this '.$lctype).'.' .' ' .&mt('Currently: [_1].',''.$currinit.'') .'  ' .&mt('[_1]Change[_2] for just [_3]this '.$lctype.'[_4] or for [_5]all your courses/communities[_6].' ,'' ,'' ,'' ,'' ,'' ,'') .'

'); if ($command eq 'reset') { $result = &process_reset($cdom,$crs); } elsif ($command eq 'update') { $result = &process_update($uname,$udom,$threshold_titles); } elsif ($command eq 'newinterval') { $result = &store_interval_setting($uname,$udom,$cid,$interval_titles); } elsif ($command eq 'newdiscconf') { $result = &store_discussion_setting($uname,$udom,$cid); } my $store_result=&store_display_settings($uname,$udom,$cid,$checkallowed); unless ($store_result eq 'ok') { &Apache::lonnet::logthis('Error saving whatsnew settings: '. $store_result.' for '.'user '.$uname.':'.$udom.' in '.$lctype.' '.$cid); $result .= &mt('Unable to save visibility settings due to [_1]', $store_result); } if ($result) { $r->print($result.'
'); } $r->rflush(); my (%timediff,%interval); my %display_settings = &get_display_settings($uname,$udom,$cid); $timediff{'versions'} = $display_settings{$cid.':interval'}; unless (defined($timediff{'versions'})) { $timediff{'versions'} = 604800; } $interval{'versions'} = $interval_titles->{'versions'}->{$timediff{'versions'}}; my %headings = &Apache::lonlocal::texthash( coursediscussion => 'Unread '.$lctype.' discussion posts', handgrading => 'Problems requiring handgrading', haserrors => 'Problems with errors', coursenormalmail => 'New '.$lctype.' messages', coursecritmail => 'New critical messages in '.$lctype, ); if ($timediff{'versions'} == -1) { $headings{'versionchanges'} = &mt('Resources in '.$lctype.' with version changes since start of '.$lctype); } elsif ($timediff{'versions'} == 2592000) { $headings{'versionchanges'} = &mt('Resources in '.$lctype.' with version changes since last month'); } elsif ($timediff{'versions'} == 604800) { $headings{'versionchanges'} = &mt('Resources in '.$lctype.' with version changes since last week'); } elsif ($timediff{'versions'} == 86400) { $headings{'versionchanges'} = &mt('Resources in '.$lctype.' with version changes since yesterday'); } $timediff{'oldroles'} = $display_settings{$cid.':oldroleinterval'}; unless (defined($timediff{'oldroles'})) { $timediff{'oldroles'} = 604800; } $interval{'oldroles'} = $interval_titles->{'oldroles'}->{$timediff{'oldroles'}}; if ($timediff{'oldroles'} == -1) { $headings{'oldroles'} = &mt('Roles for which access to '.$lctype.' has expired since start of '.$lctype); } elsif ($timediff{'oldroles'} == 2592000) { $headings{'oldroles'} = &mt('Roles for which access to '.$lctype.' has expired since last month'); } elsif ($timediff{'oldroles'} == 604800) { $headings{'oldroles'} = &mt('Roles for which access to '.$lctype.' has expired since last week'); } elsif ($timediff{'oldroles'} == 86400) { $headings{'oldroles'} = &mt('Roles for which access to '.$lctype.' has expired since yesterday'); } $timediff{'newroles'} = $display_settings{$cid.':newroleinterval'}; unless (defined($timediff{'newroles'})) { $timediff{'newroles'} = 604800; } $interval{'newroles'} = $interval_titles->{'newroles'}->{$timediff{'newroles'}}; if ($timediff{'newroles'} == -1) { $headings{'newroles'} = &mt('Roles for which access to '.$lctype.' has become available since start of '.$lctype); } elsif ($timediff{'newroles'} == 2592000) { $headings{'newroles'} = &mt('Roles for which access to '.$lctype.' has become available since last month'); } elsif ($timediff{'newroles'} == 604800) { $headings{'newroles'} = &mt('Roles for which access to '.$lctype.' has become available since last week'); } elsif ($timediff{'newroles'} == 86400) { $headings{'newroles'} = &mt('Roles for which access to '.$lctype.' has become available since yesterday'); } my $now = time; if ($timediff{'versions'} == -1) { $timediff{'versions'} = time; } my $starttime = $now - $timediff{'versions'}; if ($timediff{'newroles'} == -1) { $timediff{'newroles'} = time; } my $activatedstart = $now - $timediff{'newroles'}; if ($timediff{'oldroles'} == -1) { $timediff{'oldroles'} = time; } my $expiredstart = $now - $timediff{'oldroles'}; my $countunread = $display_settings{$cid.':countunread'}; unless (defined($countunread)) { $countunread = 'on'; } if ($$checkallowed{'abovethreshold'}) { &get_curr_thresholds(\%threshold,$uname,$udom,$cid,$cdom,$crs); } $headings{'abovethreshold'} = &mt('(Problems with av. attempts ≥ [_1] or deg. difficulty ≥ [_2]) [_3] and total number of '.$stulabel{$crstype}.' with submissions ≥ [_4]', $threshold{'av_attempts'},$threshold{'degdiff'}, '
',$threshold{'numstudents'}); my @actionorder = ('handgrading','haserrors','abovethreshold','versionchanges','coursediscussion','coursenormalmail','coursecritmail','newroles','oldroles'); foreach my $key (keys(%{$checkallowed})) { if ($key =~ /_section$/) { next; } $show{$key} = 0; if ($$checkallowed{$key}) { unless ($display_settings{$cid.':'.$key} eq 'hide') { $show{$key} = 1; } } } foreach my $item (@actionorder) { unless ($item eq 'coursenormalmail' || $item eq 'coursecritmail' || $item eq 'newroles' || $item eq 'oldroles') { if ($show{$item}) { $needitems = 1; last; } } } my $itemserror; if ($needitems) { $itemserror = &getitems(\%unread,\%ungraded,\%bombed,\%triggered,\%changed,\@newdiscussions,\@tograde,\@bombs,\@warnings,\%threshold,$cdom,$crs,\%res_title,\%show,$starttime,$countunread); } if ($show{'coursenormalmail'}) { $msgcount = &getnormalmail(\@newmsgs); } if ($show{'coursecritmail'}) { $critmsgcount = &getcritmail(\@critmsgs); } if ($show{'oldroles'}) { $expirecount = &getexpired(\%expired,$expiredstart,'previous'); } if ($show{'newroles'}) { $activecount = &getactivated(\%activated,$activatedstart,'active'); } $r->print(qq|$lt{'hial'}   $lt{'shal'}
\n|); foreach my $item (keys(%{$checkallowed})) { if ($item =~ /_section$/) { next; } if ($$checkallowed{$item}) { $r->print(''."\n"); } } $r->print('
'); my $displayed = 0; my $totalboxes = 0; foreach my $key (keys(%{$checkallowed})) { if ($key =~ /_section$/) { next; } if ($key eq 'whatsnew' ) { next; } # whatsnew check creates no box if ($$checkallowed{$key}) { $totalboxes ++; } } my $halfway = 4; # my $halfway = int($totalboxes/2) + $totalboxes%2; foreach my $actionitem (@actionorder) { if ($$checkallowed{$actionitem}) { if ($displayed == $halfway) { $r->print(' '); } &display_launcher($r,$actionitem,$refpage,$checkallowed,\%show,\%headings,\%res_title,\@tograde,\%ungraded,\@bombs,\%bombed,\%changed,\@warnings,\%triggered,\@newdiscussions,\%unread,$msgcount,\@newmsgs,$critmsgcount,\@critmsgs,\%interval,$countunread,\%expired,$expirecount,\%activated,$activecount,$crstype,$itemserror); $displayed ++; } } $r->print('
'); } #------------------------------- # display_threshold_config # # Display the threshold setting screen # #------------------------------- sub display_threshold_config { my ($r,$refpage,$threshold_titles,$cdom,$crs) = @_; my $uname = $env{'user.name'}; my $udom = $env{'user.dom'}; my $cid = $env{'request.course.id'}; my %threshold = (); my $rowColor1 = "#ffffff"; my $rowColor2 = "#eeeeee"; my $rowColor; my @thresholditems = ("av_attempts","degdiff","numstudents"); my %threshold_titles = &Apache::lonlocal::texthash( av_attempts => 'Average number of attempts', degdiff => 'Degree of difficulty', numstudents => 'Total number of students with submissions', ); &get_curr_thresholds(\%threshold,$uname,$udom,$cid,$cdom,$crs); $r->print('
'. &Apache::loncommon::start_data_table(). &Apache::loncommon::start_data_table_header_row(). ''.&mt('Threshold Name').''."\n". ''.&mt('Current value').''."\n". ''.&mt('Change?').''."\n". &Apache::loncommon::end_data_table_header_row()); foreach my $type (@thresholditems) { my $parameter = $env{'request.course.id'}.':threshold_'.$type; # onchange is javascript to automatically check the 'Set' button. my $onchange = 'onFocus="javascript:window.document.forms'. "['thresholdform'].elements['".$parameter."_setparmval']". '.checked=true;"'; $r->print(&Apache::loncommon::start_data_table_row()."\n". ''.$threshold_titles{$type}.''."\n". ''.&Apache::lonhtmlcommon::textbox($parameter.'_value', $threshold{$type}, 10,$onchange).''."\n". ''. &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval'). ''."\n". &Apache::loncommon::end_data_table_row()); } $r->print(&Apache::loncommon::end_data_table()."\n". '
'); } #------------------------------- # display_interval_config # # Display the interval setting screen # #------------------------------- sub display_interval_config { my ($r,$refpage,$interval_titles,$context) = @_; my $setting = 'interval'; if ($context eq 'oldroles') { $setting = 'oldroleinterval'; } elsif ($context eq 'newroles') { $setting = 'newroleinterval'; } my $lctype = lc(&Apache::loncommon::course_type()); my $current = &get_current($env{'user.name'},$env{'user.domain'}, $env{'request.course.id'},$setting); if ($context eq 'oldroles') { $r->print('
'.&mt('Choose the time window to use to display roles for which access to the '.$lctype.' expired.').'
'); } elsif ($context eq 'newroles') { $r->print('
'.&mt('Choose the time window to use to display roles for which access to the '.$lctype.' became available.').'
'); } else { $r->print('
'.&mt('Choose the time window to use to display resources in the '.$lctype.' with version changes.').'
'); } unless ($current eq '') { if (ref($interval_titles->{$context}) eq 'HASH') { $r->print(' '.&mt('Current value is "[_1]".',''. $interval_titles->{$context}->{$current}.'').'
'); } } $r->print('
'. &mt('Display:').'   
'); return; } #---------------------------------------------- # display_discussion_config # # Display the discussion display setting screen # #---------------------------------------------- sub display_discussion_config { my ($r,$refpage) = @_; my $current = &get_current($env{'user.name'},$env{'user.domain'}, $env{'request.course.id'},'countunread'); if ($current eq '') { $current = 'on'; } my %opposite = ( 'on' => 'off', 'off' => 'on', ); $r->print(''); $r->print('
' .&mt('Choose whether or not to display a count of the number of new posts for each resource or discussion board which has unread posts.') .'
' .&mt("This can increase the time taken to gather data for the [_1]What's New Page[_2] by a few seconds.",'','') .'  ' .&mt('Currently set to [_1].',''.$current.'.') ); $r->print('

'); $r->print('
'. (' ' x7). '
'); return; } #--------------------------------------------------- # courseinit_config # # Set page displayed when course loads after # selecting a role in the course from the roles page. # #--------------------------------------------------- sub courseinit_config { my ($r,$refpage,$initpage) = @_; my ($control,$current) = &curr_courseinit(); my @chgstate = ('userpref','coursespecific'); my @chgentry = ('firstres','whatsnew'); my $lctype = lc(&Apache::loncommon::course_type()); my %lt = &Apache::lonlocal::texthash( 'chwp' => "Choose which page will be displayed when you enter this $lctype after selecting a role.", 'cuva' => 'Current value is determined by', 'anis' => 'and is set to display', 'padc' => 'Page display controlled by', 'chce' => 'Choose '.$lctype.' entry', 'moce' => 'Save', ); $r->print(<<"END");
$lt{'chwp'}
$lt{'cuva'}: $$initpage{$control} $lt{'anis'} $$initpage{$current}.

$lt{'padc'}:   END foreach my $choice (@chgstate) { my $chkstring; if ($choice eq $control) { $chkstring = ' checked="checked" '; } $r->print(''); } $r->print('

'.&mt('If').' '.$$initpage{'coursespecific'}. ' -
'.$lt{'chce'}.": \n"); foreach my $choice (@chgentry) { my $chkstring; if (($choice eq $current) && ($control eq 'coursespecific')) { $chkstring = ' checked="checked" '; } $r->print(''); } $r->print('

'); return; } sub curr_courseinit { my $current = &get_current($env{'user.name'},$env{'user.domain'}, $env{'request.course.id'},'courseinit'); my $control; if ($current) { $control = 'coursespecific'; } else { $control = 'userpref'; my %userenv = &Apache::lonnet::get('environment', ['course_init_display']); if (exists($userenv{'course_init_display'})) { $current = $userenv{'course_init_display'}; } unless ($current) { $current = 'whatsnew'; } } return ($control,$current); } sub display_launcher { my ($r,$action,$refpage,$checkallowed,$show,$headings,$res_title, $tograde,$ungraded,$bombs,$bombed,$changed,$warnings,$triggered, $newdiscussions,$unread,$msgcount,$newmsgs,$critmsgcount,$critmsgs, $interval,$countunread,$expired,$expirecount,$activated,$activecount, $crstype,$itemserror) = @_; if ($$checkallowed{$action}) { &start_box($r,$show,$headings,$action,$refpage,$action); if ($$show{$action}) { if ($action eq 'handgrading') { # UNGRADED ITEMS &display_handgrade($r,$tograde,$ungraded,$itemserror); } elsif ($action eq 'haserrors') { # BOMBS &display_haserrors($r,$bombs,$bombed,$res_title,$itemserror); } elsif ($action eq 'versionchanges') { # VERSION CHANGES &display_versionchanges($r,$changed,$res_title,$interval->{'versions'},$itemserror); } elsif ($action eq 'abovethreshold') { # DEGDIFF/AV. TRIES TRIGGERS &display_abovethreshold($r,$refpage,$warnings,$triggered, $res_title,$itemserror); } elsif ($action eq 'coursediscussion') { # UNREAD COURSE DISCUSSION &display_coursediscussion($r,$newdiscussions,$unread, $countunread,$res_title,$itemserror); } elsif ($action eq 'coursenormalmail') { # NORMAL MESSAGES &display_coursenormalmail($r,$msgcount,$newmsgs); } elsif ($action eq 'coursecritmail') { # CRITICAL MESSAGES &display_coursecritmail($r,$critmsgcount,$critmsgs); } elsif ($action eq 'newroles') { # ACTIVATED ROLES &display_rolechanges($r,$activecount,$activated,$interval->{'newroles'}, $crstype); } elsif ($action eq 'oldroles') { # EXPIRED ROLES &display_rolechanges($r,$expirecount,$expired,$interval->{'oldroles'}, $crstype); } } &end_box($r); } return; } sub getitems { my ($unread,$ungraded,$bombed,$triggered,$changed,$newdiscussions, $tograde,$bombs,$warnings,$threshold,$cdom,$crs,$res_title,$show, $starttime,$countunread) = @_; my $navmap = Apache::lonnavmaps::navmap->new(); if (!defined($navmap)) { my $itemserror = ''.&mt('An error occurred retrieving information about the course.').'
'.&mt('It is recommended that you [_1]re-select the course[_2].','','').'
'; return $itemserror; } # force retrieve Resource to seed the part id cache we'll need it later my @allres=$navmap->retrieveResources(undef, sub {if ($_[0]->is_problem) { $_[0]->parts();} return 1;}); my %resourcetracker; my $discussiontime; # Resource version changes if ($$show{'versionchanges'}) { &checkversions($cdom,$crs,$navmap,$changed,$starttime); } if ($$show{'abovethreshold'}) { %resourcetracker = &Apache::lonnet::dump('nohist_resourcetracker', $cdom,$crs); } foreach my $resource (@allres) { my $result = ''; my $applies = 0; my $symb = $resource->symb(); %{$$bombed{$symb}} = (); %{$$ungraded{$symb}} = (); %{$$triggered{$symb}} = (); $$triggered{$symb}{numparts} = 0; if ($resource->encrypted()) { $$triggered{$symb}{'enclink'} = $resource->link(); $$triggered{$symb}{'encsymb'} = $resource->shown_symb(); } my $title = $resource->compTitle(); $$res_title{$symb} = $title; my $ressymb = $resource->wrap_symb(); # Check if there are unread discussion postings if ($$show{'coursediscussion'}) { &check_discussions($resource,$symb,$ressymb,$title, $newdiscussions,$unread,$countunread); } # Check for ungraded problems if ($resource->is_problem()) { if ($$show{'handgrading'}) { &check_handgraded($resource,$symb,$title,$cdom,$crs,$ungraded, $tograde); } } # Check for bombs if ($$show{'haserrors'}) { &check_bombed($resource,$symb,$title,$bombs,$bombed); } # Maxtries and degree of difficulty for problem parts, unless handgradeable if ($$show{'abovethreshold'}) { &check_thresholds($resource,$symb,\%resourcetracker, $triggered,$threshold,$warnings); } } return; } sub check_discussions { my ($resource,$symb,$ressymb,$title,$newdiscussions,$unread, $countunread) = @_; if (!$resource->hasDiscussion()) { return; } %{$$unread{$ressymb}} = (); $$unread{$ressymb}{'title'} = $title; $$unread{$ressymb}{'symb'} = $symb; if ($resource->encrypted()) { $$unread{$ressymb}{'enclink'} = $resource->link(); $$unread{$ressymb}{'encsymb'} = $resource->shown_symb(); } push(@{$newdiscussions}, $ressymb); $$unread{$ressymb}{'lastpost'} = $resource->last_post_time(); if ($countunread eq 'on') { $$unread{$ressymb}{'unreadcount'} = $resource->discussion_info('unread'); } } sub check_handgraded { my ($resource,$symb,$title,$cdom,$cnum,$ungraded,$tograde) = @_; if ($resource->is_problem()) { my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); my $partlist=$resource->parts(); my $handgradeable; foreach my $part (@$partlist) { if ($resource->handgrade($part) eq 'yes') { $handgradeable=1; last; } } if ($handgradeable) { my @ungraded = &Apache::bridgetask::get_queue_symb_status( 'gradingqueue',$symb,$cdom,$cnum); if (@ungraded > 0) { $$ungraded{$symb}{count} = scalar(@ungraded); $$ungraded{$symb}{title} = $title; if ($resource->encrypted()) { $$ungraded{$symb}{'enclink'} = $resource->link(); $$ungraded{$symb}{'encsymb'} = $resource->shown_symb(); } push(@{$tograde},$symb); } } } } sub check_bombed { my ($resource,$symb,$title,$bombs,$bombed) = @_; if ($resource->getErrors()) { my $errors = $resource->getErrors(); $errors =~ s/^,//; my @bombs = split(/,/, $errors); my $errorcount = scalar(@bombs); my $errorlink = ''. $title.''; $$bombed{$symb}{errorcount} = $errorcount; $$bombed{$symb}{errorlink} = $errorlink; push(@{$bombs}, $symb); } } sub check_thresholds { my ($resource,$symb,$resourcetracker,$triggered,$threshold,$warnings) = @_; # Compile maxtries and degree of difficulty for problem parts, unless handgradeable my @parts = @{$resource->parts()}; my %stats; my %lastreset = (); my $warning = 0; foreach my $part (@parts) { if ($resource->handgrade($part) eq 'yes') { next; } if ($resource->is_survey($part)) { next; } %{$stats{$part}} = (); my ($attempts,$users,$corrects,$degdiff,$av_attempts); if (exists($$resourcetracker{$symb."\0".$part."\0attempts"})) { $attempts = $$resourcetracker{$symb."\0".$part."\0attempts"}; } if (exists($$resourcetracker{$symb."\0".$part."\0users"})) { $users = $$resourcetracker{$symb."\0".$part."\0users"}; } if (exists($$resourcetracker{$symb."\0".$part."\0correct"})) { $corrects = $$resourcetracker{$symb."\0".$part."\0correct"}; } if ($attempts > 0) { $degdiff = 1 - ($corrects/$attempts); $degdiff = sprintf("%.2f",$degdiff); } if ($users > 0) { $av_attempts = $attempts/$users; $av_attempts = sprintf("%.2f",$av_attempts); } if ((($degdiff ne '' && $degdiff >= $$threshold{'degdiff'}) || ($av_attempts ne '' && $av_attempts >= $$threshold{'av_attempts'})) && ($users >= $$threshold{'numstudents'})) { $stats{$part}{degdiff} = $degdiff; $stats{$part}{attempts} = $av_attempts; $stats{$part}{users} = $users; $lastreset{$part} = $$resourcetracker{$symb."\0".$part."\0resettime"}; if ($lastreset{$part}) { $lastreset{$part} = &Apache::lonnavmaps::timeToHumanString($lastreset{$part}); } $warning = 1; } } if ($warning) { $$triggered{$symb}{title} = $resource->title; my $partcount = 0; @{$$triggered{$symb}{text}} = (); foreach my $part (@parts) { if (exists($stats{$part}{users})) { my $resetname = 'reset_'.&escape($symb."\0".$part); my $resettitle = 'title_'.&escape($symb."\0".$part); if (@parts > 1) { $$triggered{$symb}{text}[$partcount] = ' '.&mt('part - ').$part.''; } else { $$triggered{$symb}{text}[$partcount] = ' '.&mt('single part').''; } $$triggered{$symb}{text}[$partcount] .= ' '.$stats{$part}{users}.' '.$stats{$part}{attempts}.' '.$stats{$part}{degdiff}.' '.$lastreset{$part}.' '; $partcount ++; } $$triggered{$symb}{numparts} = $partcount; } push(@{$warnings},$symb); } } sub get_curr_thresholds { my ($threshold,$uname,$udom,$cid,$cdom,$crs) = @_; # set default values %$threshold = (av_attempts => 2, degdiff => 0.5, numstudents => 2 ); my %thresholdsettings = &Apache::lonnet::dump('nohist_whatsnew',$udom, $uname,$cid.':threshold'); my $thresholdcount = 0; my ($tmp) = %thresholdsettings; unless ($tmp =~ /^(con_lost|error|no_such_host)/i) { foreach my $item (keys %{$threshold}) { if (exists($thresholdsettings{$cid.':threshold_'.$item})) { $$threshold{$item} = $thresholdsettings{$cid.':threshold_'.$item}; $thresholdcount ++; } } } if ($thresholdcount == 3) { return; } my %coursesettings = &Apache::lonnet::dump('environment', $cdom,$crs,'internal.threshold'); my ($temp) = %coursesettings; unless ($temp =~ /^(con_lost|error|no_such_host)/i) { foreach my $item (keys %{$threshold}) { unless (exists($thresholdsettings{$cid.':threshold_'.$item})) { if (exists($coursesettings{'internal.threshold_'.$item})) { $$threshold{$item} = $coursesettings{'internal.threshold_'.$item}; } } } } return; } sub get_current { my ($uname,$udom,$cid,$caller) = @_; my $currvalue; my %settings = &Apache::lonnet::dump('nohist_whatsnew',$udom,$uname,$cid. ':'.$caller); my ($tmp) = %settings; unless ($tmp =~ /^(con_lost|error|no_such_host)/i) { $currvalue = $settings{$cid.':'.$caller}; } return $currvalue; } sub process_reset { my ($dom,$crs) = @_; my $result = ''.&mt('Counters reset for following problems (and parts):'). '
'; my @agg_types = ('attempts','users','correct'); my %agg_titles = &Apache::lonlocal::texthash ( attempts => 'Number of submissions', users => 'Students with submissions', correct => 'Number of correct submissions', ); my @resets = (); my %titles = (); foreach my $key (keys(%env)) { next if ($key !~ /^form\.reset_(.+)$/); my $title = &unescape($env{'form.title_'.$1}); my $reset_item = &unescape($1); my %curr_aggregates = &Apache::lonnet::dump('nohist_resourcetracker',$dom,$crs,$reset_item); my %aggregates = (); my ($symb,$part) = split(/\0/,$reset_item); foreach my $type (@agg_types) { $aggregates{$reset_item."\0".$type} = 0; } $aggregates{$reset_item."\0".'resettime'} = time; my $putresult = &Apache::lonnet::put('nohist_resourcetracker',\%aggregates, $dom,$crs); if ($putresult eq 'ok') { $result .= $title.' -part '.$part.': '; my %new_aggregates = &Apache::lonnet::dump('nohist_resourcetracker',$dom,$crs,$reset_item); foreach my $type (@agg_types) { $result .= $agg_titles{$type}.' = '.$new_aggregates{$reset_item."\0".$type}.'; '; } $result =~ s/; $//; $result .= '
'; } else { $result = $title.' -part '.$part.': '.&mt('Unable to reset counters to zero due to [_1]',$putresult).'.
'."\n"; } } return $result; } sub process_update { my ($uname,$udom,$threshold_titles) = @_; my $setoutput = ''.&mt('Changes to threshold(s) for problem tracking:').'
'; foreach (keys %env) { next if ($_!~/^form\.(.+)\_setparmval$/); my $name = $1; my $value = $env{'form.'.$name.'_value'}; if ($name && defined($value) && ($value ne '')) { my $put_result = &Apache::lonnet::put('nohist_whatsnew', {$name=>$value},$udom,$uname); my ($shortname) = ($name =~ /^\Q$env{'request.course.id'}\E:threshold_(.+)$/); if ($put_result eq 'ok') { $setoutput.=&mt('Set threshold for [_1] to [_2]', ''.$$threshold_titles{$shortname}.'', ''.$value.'').'
'; } else { $setoutput.=&mt('Unable to set threshold for [_1] to [_2] due to [_3].', ''.$name.'',''.$value.'', ''.$put_result.'').'
'; } } } return $setoutput; } sub getnormalmail { my ($newmsgs) = @_; # Check for unread mail in course my $msgcount = 0; my @messages = sort(&Apache::lonnet::getkeys('nohist_email')); foreach my $message (@messages) { my $msgid=&escape($message); my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)= &Apache::lonmsg::unpackmsgid($msgid); if (($fromcid) && ($fromcid eq $env{'request.course.id'})) { if (defined($sendtime) && $sendtime!~/error/) { my $numsendtime = $sendtime; if ($status eq 'new') { $sendtime = &Apache::lonlocal::locallocaltime($sendtime); $msgcount ++; if ($shortsubj eq '') { $shortsubj = &mt('No subject'); } push(@{$newmsgs}, { msgid => $msgid, sendtime => $sendtime, shortsub => $shortsubj, from => $fromname, fromdom => $fromdom }); } } } } return $msgcount; } sub getcritmail { my ($critmsgs) = @_; # Check for critical messages in course my %what=&Apache::lonnet::dump('critical'); my $result = ''; my $critmsgcount = 0; foreach my $msgid (sort(keys(%what))) { my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)= &Apache::lonmsg::unpackmsgid($msgid); if (($fromcid) && ($fromcid eq $env{'request.course.id'})) { if (defined($sendtime) && $sendtime!~/error/) { my $numsendtime = $sendtime; $sendtime = &Apache::lonlocal::locallocaltime($sendtime); $critmsgcount ++; if ($shortsubj eq '') { $shortsubj = &mt('No subject'); } push(@{$critmsgs}, { msgid => $msgid, sendtime => $sendtime, shortsub => $shortsubj, from => $fromname, fromdom => $fromdom }); } } } return $critmsgcount; } sub getexpired { my ($rolechgs,$rolechgtime,$status) = @_; my $expirecount = &getrolechanges($rolechgs,$rolechgtime,$status); return $expirecount; } sub getactivated { my ($rolechgs,$rolechgtime,$status) = @_; my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; my $now = time(); my $context = 'course'; my ($permission,$allowed) = &Apache::lonuserutils::get_permission($context); my $viewablesec = &Apache::lonuserutils::viewable_section($permission); my %changes=&Apache::lonnet::dump('nohist_rolelog',$cdom,$cnum); my (%stucounted,%advcounted); my $activatedcount = 0; if (keys(%changes) > 0) { foreach my $chg (sort { $b <=> $a } (keys(%changes))) { if (ref($changes{$chg}) eq 'HASH') { my $timestamp = $changes{$chg}{'exe_time'}; if ($timestamp) { if ($rolechgtime > 0) { if ($timestamp < $rolechgtime) { last; } } if (ref($changes{$chg}{'logentry'}) eq 'HASH') { next if ($changes{$chg}{'delflag'}); my $start = $changes{$chg}{'logentry'}{'start'}; my $end = $changes{$chg}{'logentry'}{'end'}; my $section = $changes{$chg}{'logentry'}{'section'}; my $role = $changes{$chg}{'logentry'}{'role'}; my $uname = $changes{$chg}{'uname'}; my $udom = $changes{$chg}{'udom'}; next if ($end && $end <= $now); if (($viewablesec ne '') && ($section ne '')) { next if ($viewablesec ne $section); } next if ($start >= $timestamp); if ($role eq 'st') { $stucounted{$uname.':'.$udom.':'.$section} = $start.':'.$end; } else { $advcounted{$uname.':'.$udom.':'.$role.':'.$section} = $start.':'.$end; } my %chginfo = ( 'section' => $section, 'uname' => $uname, 'udom' => $udom, 'role' => $role, 'status' => $status, ); $activatedcount ++; push (@{$rolechgs->{$timestamp}},\%chginfo); } } } } } $activatedcount += &getrolechanges($rolechgs,$rolechgtime,$status,\%stucounted,\%advcounted); return $activatedcount; } sub getrolechanges { my ($rolechgs,$rolechgtime,$status,$stucountref,$advcountref) = @_; my (%stucounted,%advcounted); if (ref($stucountref) eq 'HASH') { %stucounted = %{$stucountref}; } if (ref($advcountref) eq 'HASH') { %advcounted = %{$advcountref}; } my $withsec = 1; my $hidepriv = 1; my $context = 'course'; my @statuses = ($status); my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; my $now = time(); my ($permission,$allowed) = &Apache::lonuserutils::get_permission($context); my $viewablesec = &Apache::lonuserutils::viewable_section($permission); my $classlist = &Apache::loncoursedata::get_classlist(); my $secidx = &Apache::loncoursedata::CL_SECTION(); my $startidx = &Apache::loncoursedata::CL_START(); my $endidx = &Apache::loncoursedata::CL_END(); my $rolechgcount = 0; foreach my $key (keys(%{$classlist})) { my ($userstatus,$eventtime); my $student = $classlist->{$key}; if (ref($student) eq 'ARRAY') { my $start = $student->[$startidx]; my $end = $student->[$endidx]; my $sec = $student->[$secidx]; my ($stuname,$studom) = split(/:/,$key); if ($status eq 'active') { if (exists($stucounted{$key.':'.$sec})) { next; } } if (($end == 0) || ($end > $start)) { if ($start <= $now) { if ($end && $end < $now) { if ($rolechgtime > 0) { if ($end > $rolechgtime) { $userstatus = 'previous'; } } else { $userstatus = 'previous'; } } else { if ($rolechgtime > 0) { if ($start >= $rolechgtime) { $userstatus = 'active'; } } else { $userstatus = 'active'; } } } } next if ($userstatus ne $status); if ($status eq 'active') { $eventtime = $start; } else { $eventtime = $end; } if (($viewablesec ne '') && ($sec ne '')) { next if ($viewablesec ne $sec); } my %chginfo = ( 'section' => $sec, 'uname' => $stuname, 'udom' => $studom, 'role' => 'st', 'status' => $userstatus, ); $rolechgcount ++; push (@{$rolechgs->{$eventtime}},\%chginfo); } } my %advrolehash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef, \@statuses,undef,undef,$withsec,$hidepriv); foreach my $item (keys(%advrolehash)) { my ($userstatus,$eventtime); my ($uname,$udom,$role,$section) = split(/:/,$item,-1); my ($start,$end) = split(/:/,$advrolehash{$item}); if ($start eq '-1' && $end eq '-1') { next; } else { if ($status eq 'active') { if (exists($advcounted{$item})) { next; } } if (($end == 0) || ($end > $start)) { if ($start <= $now) { if ($end && $end < $now) { if ($rolechgtime > 0) { if ($end > $rolechgtime) { $userstatus = 'previous'; } } else { $userstatus = 'previous'; } } else { if ($rolechgtime > 0) { if ($start >= $rolechgtime) { $userstatus = 'active'; } } else { $userstatus = 'active'; } } } } next if ($userstatus ne $status); if ($status eq 'active') { $eventtime = $start; } else { $eventtime = $end; } } if (($viewablesec ne '') && ($section ne '')) { next if ($viewablesec ne $section); } my %chginfo = ( 'section' => $section, 'uname' => $uname, 'udom' => $udom, 'role' => $role, 'status' => $userstatus, ); $rolechgcount ++; push (@{$rolechgs->{$eventtime}},\%chginfo); } return $rolechgcount; } sub checkversions { my ($cdom,$crs,$navmap,$changed,$starttime) = @_; my %changes=&Apache::lonnet::dump('versionupdate',$cdom,$crs); my ($tmp) = keys(%changes); unless ($tmp =~ /^(con_lost|error|no_such_host)/i) { if (keys(%changes) > 0) { foreach my $key (sort(keys(%changes))) { if ($changes{$key} > $starttime) { my $version; my ($root,$extension)=($key=~/^(.*)\.(\w+)$/); my $currentversion=&Apache::lonnet::getversion($key); my $revdate = &Apache::lonnet::metadata($root.'.'.$extension, 'lastrevisiondate'); $revdate = &Apache::lonlocal::locallocaltime($revdate); my $linkurl=&Apache::lonnet::clutter($key); my $usedversion=$navmap->usedVersion('version_'.$linkurl); my @resources = $navmap->getResourceByUrl($linkurl,1); if (($usedversion) && ($usedversion ne 'mostrecent')) { $version = $usedversion; } else { $version = $currentversion; } foreach my $res (@resources) { if (ref($res) eq 'Apache::lonnavmaps::resource') { my $symb = $res->symb(); %{$$changed{$symb}} = ( current => $currentversion, version => $version, revdate => $revdate, ); } } } } } } return; } sub display_handgrade { my ($r,$tograde,$ungraded,$itemserror) = @_; my %lt = &Apache::lonlocal::texthash( 'prna' => 'Problem Name', 'nmun' => 'Number ungraded', 'nopr' => 'No problems require handgrading', ); if (@{$tograde} > 0) { $r->print(''. $lt{'prna'}.''. $lt{'nmun'}.''); my $rowNum = 0; foreach my $res (@{$tograde}) { $rowNum ++; my $css_class = $rowNum%2?' class="LC_odd_row"':''; my ($map,$id,$url)=&Apache::lonnet::decode_symb($res); my $linkurl=&Apache::lonnet::clutter($url); $linkurl .= '?symb='.&escape($res); if ($$ungraded{$res}{'enclink'}) { $linkurl = $$ungraded{$res}{'enclink'}.'?symb='.$$ungraded{$res}{'encsymb'}; } $r->print(''.$$ungraded{$res}{title}.''.$$ungraded{$res}{count}.''); } } elsif ($itemserror) { $r->print(''.$itemserror.''); } else { $r->print(''.$lt{'nopr'}.''); } } sub display_haserrors { my ($r,$bombs,$bombed,$res_title,$itemserror) = @_; my $bombnum = 0; my %lt = &Apache::lonlocal::texthash( reso => 'Resource', nmer => 'Number of errors', noer => 'No problems with errors', ); if (@{$bombs} > 0) { $r->print(''. $lt{'reso'}.''. $lt{'nmer'}.''); @{$bombs} = sort { &cmp_title($a,$b,$res_title) } @{$bombs}; foreach my $bomb (@{$bombs}) { $bombnum ++; my $css_class = $bombnum%2?' class="LC_odd_row"':''; $r->print(''.$$bombed{$bomb}{errorlink}. ''. $$bombed{$bomb}{errorcount}.''); } } elsif ($itemserror) { $r->print(''.$itemserror.''); } else { $r->print(''.$lt{'noer'}.''); } return; } sub display_abovethreshold { my ($r,$refpage,$warnings,$triggered,$res_title,$itemserror) = @_; my %lt = &Apache::lonlocal::texthash( reso => 'Resource', part => 'Part', nust => 'Num. students', avat => 'Av. Attempts', dedi => 'Deg. Diff', lare => 'Last Reset', reco => 'Reset Count?', rese => 'Reset counters to 0', nopr => 'No problems satisfy threshold criteria', ); if (@{$warnings} > 0) { @{$warnings} = sort { &cmp_title($a,$b,$res_title) } @{$warnings}; $r->print('
'. ' '."\n". ' '. "\n"); $r->print(''. ''.$lt{'reso'}.''. ''.$lt{'part'}.''.$lt{'nust'}.''. ''.$lt{'avat'}.''.$lt{'dedi'}.''. ''.$lt{'lare'}.''. $lt{'reco'}.''); my $row; foreach my $res (@{$warnings}) { $row++; my ($map,$id,$url)=&Apache::lonnet::decode_symb($res); my $linkurl=&Apache::lonnet::clutter($url); my $rowspan; if ($$triggered{$res}{numparts} > 1) { $rowspan = 'rowspan="'.$$triggered{$res}{numparts}.'"'; } $linkurl .= '?symb='.&escape($res); if ($$triggered{$res}{'enclink'}) { $linkurl = $$triggered{$res}{'enclink'}.'?symb='.$$triggered{$res}{'encsymb'}; } my $css_class = $row%2?' class="LC_odd_row"':''; $r->print(''. ''. $$triggered{$res}{title}.''); if (ref($$triggered{$res}{text}) eq 'ARRAY') { $r->print($$triggered{$res}{text}[0]); } $r->print(''); if (ref($$triggered{$res}{text}) eq 'ARRAY') { if (@{$$triggered{$res}{text}} > 1) { for (my $i=1; $i<@{$$triggered{$res}{text}}; $i++) { $r->print(''. $$triggered{$res}{text}[$i].''); } } } } $r->print('
'); } elsif ($itemserror) { $r->print(''.$itemserror.''); } else { $r->print(''.$lt{'nopr'}.''); } } sub display_versionchanges { my ($r,$changed,$res_title,$interval,$itemserror) = @_; my %lt = &Apache::lonlocal::texthash( 'reso' => 'Resource', 'revd' => 'Last revised', 'newv' => 'New version', 'veru' => 'Version used', ); if (keys(%{$changed}) > 0) { $r->print(''. $lt{'reso'}.''.$lt{'revd'}.''. $lt{'newv'}.''. $lt{'veru'}.''); my @changes = sort { &cmp_title($a,$b,$res_title) } keys(%{$changed}); my $changenum = 0; foreach my $item (@changes) { $changenum ++; my $css_class = $changenum%2?' class="LC_odd_row"':''; my ($map,$id,$url)=&Apache::lonnet::decode_symb($item); my $linkurl=&Apache::lonnet::clutter($url); $linkurl .= '?symb='.&escape($item); $r->print(''. $$res_title{$item}.''. $$changed{$item}{'revdate'}.''. $$changed{$item}{'current'}.''. $$changed{$item}{'version'}.''); } } elsif ($itemserror) { $r->print(''.$itemserror.''); } else { $r->print('' .&mt('No '.$interval).''); } return; } sub display_rolechanges { my ($r,$chgcount,$changed,$interval,$crstype) = @_; my $now = time(); my %lt = &Apache::lonlocal::texthash( 'user' => 'User', 'tich' => 'Time of change', 'role' => 'Role', 'sec' => 'Section', 'status' => 'Status', ); if ($chgcount) { $r->print(''. ''.$lt{'tich'}.''. ''.$lt{'user'}.''. ''.$lt{'role'}.''. ''.$lt{'sec'}.''. ''.$lt{'status'}.''); if (ref($changed) eq 'HASH') { my @changes = sort { $b <=> $a } (keys(%{$changed})); my $changenum = 0; foreach my $item (@changes) { if (ref($changed->{$item}) eq 'ARRAY') { foreach my $chg (@{$changed->{$item}}) { if (ref($chg) eq 'HASH') { my $section; my $role = &Apache::lonnet::plaintext($chg->{'role'},$crstype); my $status = &mt($chg->{'status'}); if ($chg->{'section'} eq '') { $section = &mt('none'); } else { $section = $chg->{'section'}; } my $uname = $chg->{'uname'}; my $udom = $chg->{'udom'}; $changenum ++; my $css_class = $changenum%2?' class="LC_odd_row"':''; my $link = &Apache::loncommon::aboutmewrapper(&Apache::loncommon::plainname($uname,$udom),$uname,$udom); $r->print(''. ''.&Apache::lonlocal::locallocaltime($item).''. ''.$link.''. ''.$role.''. ''.$section.''. ''.$status.''); } } } } } } else { $r->print('' .&mt('There are no '.$interval).''); } return; } sub display_coursediscussion { my ($r,$newdiscussions,$unread,$countunread,$res_title,$itemserror) = @_; my $lctype = lc(&Apache::loncommon::course_type()); my %lt = &Apache::lonlocal::texthash( 'loca' => 'Location', 'type' => 'Type', 'numn' => 'Number of new posts', 'noun' => 'No unread posts in '.$lctype.' discussions', 'tmlp' => 'Time of last post', ); if (@{$newdiscussions} > 0) { $r->print(''. $lt{'loca'}.''. $lt{'type'}.''); if ($countunread eq 'on') { $r->print(''.$lt{'tmlp'}.''. ''.$lt{'numn'}.''); } else { $r->print(''.$lt{'tmlp'}.''); } $r->print("\n"); @{$newdiscussions} = sort { &cmp_title($a,$b,$res_title) } @{$newdiscussions}; my $rowNum = 0; foreach my $ressymb (@{$newdiscussions}) { $rowNum ++; my $forum_title = $$unread{$ressymb}{'title'}; my $type = 'Resource'; my $feedurl=&Apache::lonfeedback::get_feedurl($ressymb); my $disclink = $feedurl.'?symb='.$$unread{$ressymb}{symb}; if ($feedurl =~ /bulletinboard/) { $type = 'Discussion Board'; } if ($$unread{$ressymb}{'enclink'}) { $disclink = $$unread{$ressymb}{'enclink'}.'?symb='.$$unread{$ressymb}{'encsymb'}; } my $css_class = $rowNum%2?' class="LC_odd_row"':''; my $lastpost = &Apache::lonnavmaps::timeToHumanString( $$unread{$ressymb}{'lastpost'}); $r->print(''.$forum_title.' '.&mt($type).' '); if ($countunread eq 'on') { my $unreadnum = $$unread{$ressymb}{'unreadcount'}; $r->print(''.$lastpost.''. $unreadnum.' '); } else { $r->print(''.$lastpost.''); } $r->print("\n"); } } elsif ($itemserror) { $r->print(''.$itemserror.''); } else { $r->print(''.$lt{'noun'}.''); } } sub display_coursenormalmail { my ($r,$msgcount,$newmsgs) = @_; my $lctype = lc(&Apache::loncommon::course_type()); if ($msgcount > 0) { $r->print(''. &mt('Number').''.&mt('Subject').''. &mt('Sender').''. &mt('Date/Time').''); my $mailcount = 0; foreach my $msg (@{$newmsgs}) { $mailcount ++; my $css_class = $mailcount%2?' class="LC_odd_row"':''; $r->print(''.$mailcount .'. ' .$msg->{'shortsub'}.'   ' .$msg->{'from'}.':'.$msg->{'fromdom'}.' ' .$msg->{'sendtime'}.''); } } else { $r->print(''. &mt('No new '.$lctype.' messages').''); } } sub display_coursecritmail { my ($r,$critmsgcount,$critmsgs) = @_; my $lctype = lc(&Apache::loncommon::course_type()); if ($critmsgcount > 0) { $r->print(''. &mt('Number').''.&mt('Subject').''. &mt('Sender').''. &mt('Date/Time').''); my $mailcount = 0; foreach my $msg (@{$critmsgs}) { $mailcount ++; my $css_class = $mailcount%2?' class="LC_odd_row"':''; $r->print(''.$mailcount. '.  '. $msg->{'shortsub'}.'    '. $msg->{'from'}.':'.$msg->{'fromdom'}.' '. $msg->{'sendtime'}.''); } } else { $r->print(''. &mt('No unread critical messages in '.$lctype). ''); } } sub cmp_title { my ($a,$b,$res_title) = @_; my ($atitle,$btitle) = (lc($$res_title{$a}),lc($$res_title{$b})); $atitle=~s/^\s*//; $btitle=~s/^\s*//; return $atitle cmp $btitle; } sub get_display_settings { my ($uname,$udom,$cid) = @_; my %settings = &Apache::lonnet::dump('nohist_whatsnew',$udom,$uname,$cid); my ($tmp) = keys(%settings); if ($tmp=~ /^(con_lost|error|no_such_host)/i) { %settings = (); unless ($tmp =~ /^error: 2 /) { my $lctype = lc(&Apache::loncommon::course_type()); &Apache::lonnet::logthis('Error retrieving whatsnew settings: '. $tmp.' for '.$uname.':'.$udom.' for '.$lctype.': '.$cid); } } return %settings; } sub store_display_settings { my ($uname,$udom,$cid,$checkallowed) = @_; my %whatsnew_settings; my $result; foreach my $key (keys(%{$checkallowed})) { if ($key =~ /_section$/) { next; } if (exists($env{'form.display_'.$key})) { unless ($env{'form.display_'.$key} eq '') { $whatsnew_settings{$cid.':'.$key} = $env{'form.display_'.$key}; } } } if (keys(%whatsnew_settings)) { $result = &Apache::lonnet::put('nohist_whatsnew',\%whatsnew_settings, $udom,$uname); } else { $result = 'ok'; } return $result; } sub store_interval_setting { my ($uname,$udom,$cid,$interval_titles) = @_; my %interval_settings = (); my $result; my $context = $env{'form.intervaltype'}; if ($env{'form.interval'} ne '') { if ($context eq 'oldroles') { $interval_settings{$cid.':oldroleinterval'} = $env{'form.interval'}; } elsif ($context eq 'newroles') { $interval_settings{$cid.':newroleinterval'} = $env{'form.interval'}; } else { $interval_settings{$cid.':interval'} = $env{'form.interval'}; } my $outcome = &Apache::lonnet::put('nohist_whatsnew', \%interval_settings,$udom,$uname); if ($outcome eq 'ok') { if (ref($interval_titles->{$context}) eq 'HASH') { $result = &mt('New filter setting: [_1].',''. $interval_titles->{$context}->{$env{'form.interval'}}.'').'
'; } } else { my $lctype = lc(&Apache::loncommon::course_type()); &Apache::lonnet::logthis('Error saving whatsnew '.$context.' interval setting'. ' '.$outcome.' for '.$uname.':'.$udom.' in '.$lctype.' '.$cid); $result = &mt('Unable to set interval to [_1] due to [_2].', ''.$interval_titles->{$context}->{$env{'form.interval'}}.'', ''.$outcome.'.
'); } } return $result; } sub store_discussion_setting { my ($uname,$udom,$cid) = @_; my %discussion_settings; my $result; if (defined($env{'form.countunread'})) { $discussion_settings{$cid.':countunread'} = $env{'form.countunread'}; my $outcome = &Apache::lonnet::put('nohist_whatsnew', \%discussion_settings,$udom,$uname); if ($outcome eq 'ok') { $result = &mt('Count unread posts in discussions display set to [_1]', ''.&mt($env{'form.countunread'}).'').'
'; } else { my $lctype = lc(&Apache::loncommon::course_type()); &Apache::lonnet::logthis('Error saving whatsnew countunread setting'. ' '.$outcome.' for '.$uname.':'.$udom.' in '.$lctype.' '.$cid); $result = &mt('Unable to set "number unread posts display" to [_1]'. ' due to [_2].', ''.&mt($env{'form.countunread'}).'', ''.$outcome.'.
'); } } return $result; } sub store_courseinit_setting { my ($uname,$udom,$cid,$initpage) = @_; my %courseinit_settings; my $page_control; my $result; if (defined($env{'form.courseinit_control'})) { if ($env{'form.courseinit_control'} eq 'userpref') { $courseinit_settings{$cid.':courseinit'} = ''; $page_control = 'global preferences'; } else { if (defined($env{'form.courseinit_page'})) { $courseinit_settings{$cid.':courseinit'} = $env{'form.courseinit_page'}; $page_control = 'course specific setting'; } } if ($page_control) { my $lctype = lc(&Apache::loncommon::course_type()); my $outcome = &Apache::lonnet::put('nohist_whatsnew', \%courseinit_settings,$udom,$uname); if ($outcome eq 'ok') { if ($page_control eq 'global preferences') { $result = &mt("Page displayed after role selection in $lctype now set by [_1]user's global preferences[_2].",'',''); } else { $result = &mt('Page displayed after role selection in this '.$lctype.' set to [_1].' ,''.$$initpage{$env{'form.courseinit_page'}}.''); } } else { &Apache::lonnet::logthis('Error saving whatsnew courseinit '. 'setting: '.$outcome.' for '.$uname. ':'.$udom.' in '.$lctype.' '.$cid); if ($page_control eq 'global preferences') { $result = &mt('Unable to set control of page display to [_1]'. ' due to [_2].', ''.$page_control.'', ''.$outcome.'.
'); } else { $result = &mt('Unable to set page display, after role selection, for this '.$lctype.' to [_1] due to [_2].' ,''.$$initpage{$env{'form.courseinit_page'}}.'' ,''.$outcome.'') .'
'; } } } } return $result; } sub start_box { my ($r,$show,$heading,$caller,$refpage) = @_; my %lt = &Apache::lonlocal::texthash( chth => 'Change thresholds?', chin => 'Change interval?', chop => 'Change options?', ); my $showhide; if ($$show{$caller}) { $showhide = ''. &mt('Hide').''; } else { $showhide = ''. &mt('Show').''; } $r->print(' '); if (($caller eq 'abovethreshold') && ($$show{$caller})) { if ($$show{$caller}) { $r->print(' '); } } elsif (($caller eq 'versionchanges') && ($$show{$caller})) { if ($$show{$caller}) { $r->print(' '); } } elsif ($caller eq 'coursediscussion') { if ($$show{$caller}) { $r->print(' '); } } elsif (($caller eq 'newroles') && ($$show{$caller})) { if ($$show{$caller}) { $r->print(' '); } } elsif (($caller eq 'oldroles') && ($$show{$caller})) { if ($$show{$caller}) { $r->print(' '); } } $r->print('
'.$$heading{$caller}.' '.$showhide.'
'.$lt{'chth'}.'
'.$lt{'chin'}.'
'.$lt{'chop'}.'
'.$lt{'chin'}.'
'.$lt{'chin'}.'
'); return; } sub end_box { my ($r) = shift; $r->print('

'); return; } 1; 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.