--- loncom/interface/lonfeedback.pm 2004/07/27 14:29:03 1.99.2.2 +++ loncom/interface/lonfeedback.pm 2004/07/21 23:57:24 1.101 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.99.2.2 2004/07/27 14:29:03 albertel Exp $ +# $Id: lonfeedback.pm,v 1.101 2004/07/21 23:57:24 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -72,6 +72,7 @@ sub list_discussion { if ($mode eq 'board') { $discussiononly=1; } unless ($ENV{'request.course.id'}) { return ''; } my $crs='/'.$ENV{'request.course.id'}; + my $cid=$ENV{'request.course.id'}; if ($ENV{'request.course.sec'}) { $crs.='_'.$ENV{'request.course.sec'}; } @@ -80,7 +81,9 @@ sub list_discussion { $symb=&Apache::lonnet::symbread(); } unless ($symb) { return ''; } - + my %usernamesort = (); + my %namesort =(); + my %subjectsort = (); # backward compatibility (bulletin boards used to be 'wrapped') my $ressymb=$symb; if ($mode eq 'board') { @@ -94,7 +97,8 @@ sub list_discussion { my $showkey = $ressymb.'_showonlyunread'; my $visitkey = $ressymb.'_visit'; my $ondispkey = $ressymb.'_markondisp'; - my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$visitkey,$ondispkey],$ENV{'user.domain'},$ENV{'user.name'}); + my $userpickkey = $ressymb.'_userpick'; + my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$visitkey,$ondispkey,$userpickkey],$ENV{'user.domain'},$ENV{'user.name'}); my %discinfo = (); my $showonlyunread = 0; my $markondisp = 0; @@ -102,9 +106,15 @@ sub list_discussion { my $previous = 0; my $visit = 0; my $newpostsflag = 0; + my @posters = split/\&/,$dischash{$userpickkey}; # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts. - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous']); + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','totposters']); + my $sortposts = $ENV{'form.sortposts'}; + my $rolefilter = $ENV{'form.rolefilter'}; + my $statusfilter = $ENV{'form.statusfilter'}; + my $sectionpick = $ENV{'form.sectionpick'}; + my $totposters = $ENV{'form.totposters'}; $previous = $ENV{'form.previous'}; if ($previous > 0) { $prevread = $previous; @@ -114,6 +124,34 @@ sub list_discussion { } } +# Get information about students and non-stundents in course for filtering display of posts + my %roleshash = (); + my %roleinfo = (); + if ($rolefilter) { + %roleshash = &Apache::lonnet::dump('nohist_userroles',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + foreach (keys %roleshash) { + my ($role,$uname,$udom,$sec) = split/:/,$_; + my ($end,$start) = split/:/,$roleshash{$_}; + my $now = time; + my $status = 'Active'; + if (($now < $start) || ($end > 0 && $now > $end)) { + $status = 'Expired'; + } + push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status; + } + my ($classlist) = &Apache::loncoursedata::get_classlist( + $ENV{'request.course.id'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my $sec_index = &Apache::loncoursedata::CL_SECTION(); + my $status_index = &Apache::loncoursedata::CL_STATUS(); + while (my ($student,$data) = each %$classlist) { + my ($section,$status) = ($data->[$sec_index], + $data->[$status_index]); + push @{$roleinfo{$student}}, 'st:'.$section.':'.$status; + } + } + # Get discussion display default settings for user my %userenv = &Apache::lonnet::get('environment',['discdisplay','discmarkread'],$ENV{'user.domain'},$ENV{'user.name'}); my $discdisplay=$userenv{'discdisplay'}; @@ -146,6 +184,8 @@ sub list_discussion { my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs) && ($symb=~/\.(problem|exam|quiz|assess|survey|form)$/)); my @discussionitems=(); + my %shown = (); + my @posteridentity=(); my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'}, $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); @@ -184,12 +224,17 @@ sub list_discussion { my $hidden=($contrib{'hidden'}=~/\.$idx\./); my $deleted=($contrib{'deleted'}=~/\.$idx\./); my $origindex='0.'; - if (($contrib{$idx.':replyto'}) && ($ENV{'environment.threadeddiscussion'})) { + if ($contrib{$idx.':replyto'}) { + if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread')) { # this is a follow-up message - $original[$idx]=$original[$contrib{$idx.':replyto'}]; - $depth[$idx]=$depth[$contrib{$idx.':replyto'}]+1; - $origindex=$index[$contrib{$idx.':replyto'}]; - if ($depth[$idx]>$maxdepth) { $maxdepth=$depth[$idx]; } + $original[$idx]=$original[$contrib{$idx.':replyto'}]; + $depth[$idx]=$depth[$contrib{$idx.':replyto'}]+1; + $origindex=$index[$contrib{$idx.':replyto'}]; + if ($depth[$idx]>$maxdepth) { $maxdepth=$depth[$idx]; } + } else { + $original[$idx]=0; + $depth[$idx]=0; + } } else { # this is an original message $original[$idx]=0; @@ -231,6 +276,20 @@ sub list_discussion { $contrib{$idx.':senderdomain'}); my $sender=&mt('Anonymous'); +# Set up for sorting by subject + if ($contrib{$idx.':subject'} eq '') { + if (defined($subjectsort{'__No subject'})) { + push @{$subjectsort{'__No subject'}}, $idx; + } else { + @{$subjectsort{'__No subject'}} = ("$idx"); + } + } else { + if (defined($subjectsort{$contrib{$idx.':subject'}})) { + push @{$subjectsort{$contrib{$idx.':subject'}}}, $idx; + } else { + @{$subjectsort{$contrib{$idx.':subject'}}} = ("$idx"); + } + } if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { $sender=&Apache::loncommon::aboutmewrapper( $plainname, @@ -242,6 +301,34 @@ sub list_discussion { $sender.=' ['.&mt('anonymous').'] '. $screenname; } +# Set up for sorting by domain, then username + unless (defined($usernamesort{$contrib{$idx.':senderdomain'}})) { + %{$usernamesort{$contrib{$idx.':senderdomain'}}} = (); + } + if (defined($usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) { + push @{$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx; + } else { + @{$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx"); + } +# Set up for sorting by last name, then first name + my %names = &Apache::lonnet::get('environment',['firstname','lastname'], + $contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'}); + my $lastname = $names{'lastname'}; + my $firstname = $names{'firstname'}; + if ($lastname eq '') { + $lastname = '_'; + } + if ($firstname eq '') { + $firstname = '_'; + } + unless (defined($namesort{$lastname})) { + %{$namesort{$lastname}} = (); + } + if (defined($namesort{$lastname}{$firstname})) { + push @{$namesort{$lastname}{$firstname}}, $idx; + } else { + @{$namesort{$lastname}{$firstname}} = ("$idx"); + } if ($seeid) { if ($hidden) { $sender.=' '; + if ($newpostsflag) { + $sender .= '&previous='.$prevread; + } + $sender .= '">'.&mt('Delete').''; } } else { if ($screenname) { $sender=''.$screenname.''; } +# Set up for sorting by domain, then username for anonymous + unless (defined($usernamesort{'__anon'})) { + %{$usernamesort{'__anon'}} = (); + } + if (defined($usernamesort{'__anon'}{'__anon'})) { + push @{$usernamesort{'__anon'}{'__anon'}}, $idx; + } else { + @{$usernamesort{'__anon'}{'__anon'}} = ("$idx"); + } +# Set up for sorting by last name, then first name for anonymous + unless (defined($namesort{'__anon'})) { + %{$namesort{'__anon'}} = (); + } + if (defined($namesort{'__anon'}{'__anon'})) { + push @{$namesort{'__anon'}{'__anon'}}, $idx; + } else { + @{$namesort{'__anon'}{'__anon'}} = ("$idx"); + } } if (&discussion_open($status) && &Apache::lonnet::allowed('pch', @@ -288,15 +393,63 @@ sub list_discussion { } #figure out at what position this needs to print my $thisindex=$idx; - if ($ENV{'environment.threadeddiscussion'}) { - $thisindex=$origindex.substr('00'.$replies[$depth[$idx]],-2,2); + if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread')) { + $thisindex=$origindex.substr('00'.$replies[$depth[$idx]],-2,2); } $alldiscussion{$thisindex}=$idx; - $index[$idx]=$thisindex; + $shown{$idx} = 0; + $index[$idx]=$thisindex; my $spansize = 2; if ($showonlyunread && $prevread > $posttime) { $notshown{$idx} = 1; } else { + my $uname = $contrib{$idx.':sendername'}; + my $udom = $contrib{$idx.':senderdomain'}; + my $poster = $uname.':'.$udom; + my $rolematch = ''; + my $skiptest = 1; + if ($totposters > 0) { + if (grep/^$poster$/,@posters) { + $shown{$idx} = 1; + } + } else { + if ($rolefilter) { + if ($rolefilter eq 'all') { + $rolematch = '([^:]+)'; + } else { + $rolematch = $rolefilter; + $skiptest = 0; + } + } + if ($sectionpick) { + if ($sectionpick eq 'all') { + $rolematch .= ':([^:]*)'; + } else { + $rolematch .= ':'.$sectionpick; + $skiptest = 0; + } + } + if ($statusfilter) { + if ($statusfilter eq 'all') { + $rolematch .= ':([^:]+)'; + } else { + $rolematch .= ':'.$statusfilter; + $skiptest = 0; + } + } + if ($skiptest) { + $shown{$idx} = 1; + } else { + foreach my $role (@{$roleinfo{$poster}}) { + if ($role =~ m/^$rolematch$/) { + $shown{$idx} = 1; + last; + } + } + } + } + } + unless ($notshown{$idx} == 1) { if ($prevread > 0 && $prevread <= $posttime) { $newitem{$idx} = 1; $discussionitems[$idx] .= ' @@ -381,8 +534,20 @@ sub list_discussion { if ($newpostsflag) { $discussion .= '&previous='.$prevread; } - $discussion .='">'.&mt('Chronological View').' '; - } + $discussion .='">'.&mt('Chronological View').' + '.&mt('Sorting/Filtering options').'  '; + } else { + $discussion .= '