--- loncom/interface/lonfeedback.pm 2010/01/21 23:13:50 1.284
+++ loncom/interface/lonfeedback.pm 2012/03/09 15:09:39 1.290.2.7.2.3
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Feedback
#
-# $Id: lonfeedback.pm,v 1.284 2010/01/21 23:13:50 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.290.2.7.2.3 2012/03/09 15:09:39 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -49,15 +49,24 @@ use LONCAPA;
sub discussion_open {
my ($status,$symb)=@_;
+# Advanced roles can always discuss
if ($env{'request.role.adv'}) { return 1; }
+# Get discussion closing date
+ my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
+# If it is defined and in the future, the instructor wants this discussion to be open
+ if (defined($close) && $close ne '' && $close > time) {
+ return 1;
+ }
+# It was not explicitly open, check if the problem is available.
+# If the problem is not available, close the discussion
if (defined($status) &&
- !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
- || $status eq 'OPEN')) {
- return 0;
+ !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
+ || $status eq 'OPEN')) {
+ return 0;
}
- my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
+# The problem is available, but check if the instructor explictly closed discussion
if (defined($close) && $close ne '' && $close < time) {
- return 0;
+ return 0;
}
return 1;
}
@@ -317,6 +326,7 @@ sub list_discussion {
'dpwn' => 'Deleted posts will no longer be visible to you and other students',
'bwco' => 'but will continue to be visible to your instructor',
'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
+ 'discussions' => 'DISCUSSIONS'
);
my $currdisp = $lt{'allposts'};
@@ -368,8 +378,7 @@ sub list_discussion {
# Print the discusssion
if ($outputtarget eq 'tex') {
$discussion.='
Reply: '.$thisdepth.'';
}
$discussionitems[$alldiscussion{$post}]=~s/<\/td>
';
my $escsymb=&escape($ressymb);
- if ($visible>2) {
+ if ($visible) {
$discussion .= '
@@ -847,7 +892,7 @@ sub postingform_display {
$lt{'note'} $lt{'title'}: - + ENDDISCUSS if ($env{'form.origpage'}) { $postingform .= '\n"; - if ($outputtarget ne 'tex') { - $postingform .= &generate_attachments_button('',$attachnum,$ressymb, - $now,$currnewattach, - $currdelold,'',$mode, - $blockblog); - if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { - $newattachmsg = ' '.$lt{'newa'}.' '; - if (@{$currnewattach} > 1) { - $newattachmsg .= '
'."\n"; + $postingform .= &generate_attachments_button('',$attachnum,$ressymb, + $now,$currnewattach, + $currdelold,'',$mode, + $blockblog); + if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { + $newattachmsg = ' '.$lt{'newa'}.' '; + if (@{$currnewattach} > 1) { + $newattachmsg .= '
'."\n"; } - $postingform .= $newattachmsg; - $postingform .= &generate_preview_button(); } + $postingform .= $newattachmsg; + $postingform .= &generate_preview_button(); return $postingform; } @@ -901,16 +944,41 @@ sub build_posting_display { my $skip_group_check = 0; my $symb=&Apache::lonenc::check_decrypt($ressymb); my $escsymb=&escape($ressymb); +# These are the discussion contributions my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); - +# And these are the likes/unlikes + my %likes=&Apache::lonnet::dump('disclikes', + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}, + '^'.$symb.':'); + my $thisuser=$env{'user.name'}.':'.$env{'user.domain'}; +# Array with likes to figure out averages, etc. + my @theselikes=(); +# Hashes containing likes and unlikes for this user. + my %userlikes=(); + my %userunlikes=(); +# Is the user allowed to see the real name behind anonymous postings? my $see_anonymous = &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) { $skip_group_check = 1; } + my (%deletions,%hiddens); + if ($contrib{'deleted'}) { + my $deleted = $contrib{'deleted'}; + $deleted =~ s/^\.//; + $deleted =~ s/\.$//; + %deletions = map { $_ => 1 } (split(/\.\./,$deleted)); + } + if ($contrib{'hidden'}) { + my $hidden = $contrib{'hidden'}; + $hidden =~ s/^\.//; + $hidden =~ s/\.$//; + %hiddens = map { $_ => 1 } (split(/\.\./,$hidden)); + } if ($contrib{'version'}) { my $oldest = $contrib{'1:timestamp'}; if ($prevread eq '0') { @@ -921,16 +989,63 @@ sub build_posting_display { ($skiptest,$roleregexp,$secregexp,$statusregexp) = &filter_regexp($rolefilter,$sectionpick,$statusfilter); $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp; - } + } +# We need to go through this twice, first to get the likes/dislikes, then to actually build the display + for (my $id=1;$id<=$contrib{'version'};$id++) { + my $idx=$id; + next if ($contrib{$idx.':deleted'}); + next if ($contrib{$idx.':hidden'}); + unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx}) || (!$contrib{$idx.':message'})) { + if ($likes{$symb.':'.$idx.':likes'} ne '') { + push(@theselikes,$likes{$symb.':'.$idx.':likes'}); + if (ref($likes{$symb.':'.$idx.':likers'}) eq 'HASH') { + if (exists($likes{$symb.':'.$idx.':likers'}{$thisuser})) { + $userlikes{$idx} = 1; + } + } + if (ref($likes{$symb.':'.$idx.':unlikers'}) eq 'HASH') { + if (exists($likes{$symb.':'.$idx.':unlikers'}{$thisuser})) { + $userunlikes{$idx} = 1; + } + } + } + } + } +# Figure out average likes and standard deviation if there are enough +# discussions to warrant that + my $ave=0; + my $stddev=10000; + if ($#theselikes>1) { + my $sum=0; + my $num=$#theselikes+1; + foreach my $thislike (@theselikes) { + $sum+=$thislike; + } + $ave=$sum/$num; + my $sumsq=0; + foreach my $thislike (@theselikes) { + $sumsq+=($thislike-$ave)*($thislike-$ave); + } + $stddev=sqrt($sumsq/$num); + } +# Now we know the average likes $ave and the standard deviation $stddev +# Get the boundaries for markup + my $oneplus=$ave+$stddev; + my $twoplus=$ave+2.*$stddev; + my $oneminus=$ave-$stddev; + my $twominus=$ave-2.*$stddev; +# +# This is now the real loop. Go through all entries, pick up what we need +# for (my $id=1;$id<=$contrib{'version'};$id++) { my $idx=$id; + next if ($contrib{$idx.':deleted'}); + next if ($contrib{$idx.':hidden'}); my $posttime = $contrib{$idx.':timestamp'}; if ($prevread <= $posttime) { $$newpostsflag = 1; } - my $hidden=($contrib{'hidden'}=~/\.$idx\./); my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./); - my $deleted=($contrib{'deleted'}=~/\.$idx\./); my $origindex='0.'; my $numoldver=0; if ($contrib{$idx.':replyto'}) { @@ -954,7 +1069,7 @@ sub build_posting_display { } else { $$replies[$$depth[$idx]]=1; } - unless ((($hidden) && (!$seeid)) || ($deleted)) { + unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx})) { $$visible++; if ($contrib{$idx.':history'}) { if ($contrib{$idx.':history'} =~ /:/) { @@ -969,7 +1084,7 @@ sub build_posting_display { my %subjects = (); my %attachtxt = (); my %allattachments = (); - my ($screenname,$plainname); + my ($screenname,$plainname,$showaboutme); my $sender = &mt('Anonymous'); # Anonymous users getting number within a discussion # Since idx is in static order, this should give the same sequence every time. @@ -979,7 +1094,7 @@ sub build_posting_display { $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt; } my ($message,$subject,$vgrlink,$ctlink); - &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver); + &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,\$showaboutme,$numoldver); # Set up for sorting by subject @@ -988,7 +1103,7 @@ sub build_posting_display { $message.=$attachtxt{$numoldver}; $subject=$subjects{$numoldver}; if ($message) { - if ($hidden) { + if ($hiddens{$idx}) { $message=''.$message.''; if ($studenthidden) { $message .=' Deleted by poster (student).'; @@ -1009,12 +1124,19 @@ sub build_posting_display { } } if (!$contrib{$idx.':anonymous'} || $see_anonymous) { - $sender=&Apache::loncommon::aboutmewrapper( - $plainname, - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}).' ('. - $contrib{$idx.':sendername'}.':'. - $contrib{$idx.':senderdomain'}.')'; + if ($showaboutme) { + $sender = &Apache::loncommon::aboutmewrapper( + $plainname, + $contrib{$idx.':sendername'}, + $contrib{$idx.':senderdomain'}); + } else { + $sender = $plainname; + } + if ($see_anonymous) { + $sender .= ' ('.$contrib{$idx.':sendername'}.':'. + $contrib{$idx.':senderdomain'}.')'; + } + $sender = ''.$sender.''; if ($contrib{$idx.':anonymous'}) { $sender.=' ['.$$anonhash{$key}.'] '. $screenname; @@ -1051,46 +1173,48 @@ sub build_posting_display { } else { @{$$namesort{$lastname}{$firstname}} = ("$idx"); } - if (&editing_allowed($escsymb.':::'.$idx,$group)) { - if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { - $sender.=' '.&mt('Edit').''; + if ($outputtarget ne 'tex') { + if (&editing_allowed($escsymb.':::'.$idx,$group)) { + if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { + $sender.=' '.&mt('Edit').''; - unless ($seeid) { - my $grpargs = &group_args($group); - $sender.=" '; + unless ($seeid) { + my $grpargs = &group_args($group); + $sender.=" '; + } } } - } - if ($seeid) { - if ($hidden) { - unless ($studenthidden) { - $sender.=' '; + } + } else { + $sender.=' '.&mt('Make Visible').''; - } - } else { - $sender.=' '.&mt('Hide').''; - } - my $grpargs = &group_args($group); - $sender.= - " "; - $sender .= &mt('Delete').''; + $sender .= &group_args($group); + $sender .= '">'.&mt('Hide').''; + } + my $grpargs = &group_args($group); + $sender.= + " "; + $sender .= &mt('Delete').''; + } } } else { if ($screenname) { @@ -1098,6 +1222,7 @@ sub build_posting_display { } else { $sender=''.$$anonhash{$key}.''; } + $sender = ''.$sender.''; # Set up for sorting by domain, then username for anonymous unless (defined($$usernamesort{'__anon'})) { %{$$usernamesort{'__anon'}} = (); @@ -1117,36 +1242,38 @@ sub build_posting_display { @{$$namesort{'__anon'}{'__anon'}} = ("$idx"); } } - if (&discussion_open($status)) { - if (($group ne '') && - (&check_group_priv($group,'pgd') eq 'ok')) { - $sender.=' '.&mt('Reply').''; - } elsif (&Apache::lonnet::allowed('pch', - $env{'request.course.id'}. - ($env{'request.course.sec'}?'/'. - $env{'request.course.sec'}:''))) { - $sender.=' '.&mt('Reply').''; + } elsif (&Apache::lonnet::allowed('pch', + $env{'request.course.id'}. + ($env{'request.course.sec'}?'/'. + $env{'request.course.sec'}:''))) { + $sender.=' '.&mt('Reply').''; } - $sender .= '" '.$target.'>'.&mt('Reply').''; } - } - if ($viewgrades) { - $vgrlink=&Apache::loncommon::submlink('Submissions', - $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); - } - if ($$dischash{$readkey}=~/\.$idx\./) { - $ctlink = ''; - } else { - $ctlink = ''; + if ($viewgrades) { + $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'), + $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); + } + if ($$dischash{$readkey}=~/\.$idx\./) { + $ctlink = ''; + } else { + $ctlink = ''; + } } } #figure out at what position this needs to print @@ -1163,7 +1290,7 @@ sub build_posting_display { if ($outputtarget eq 'export') { %{$$imsitems{$idx}} = (); $$imsitems{$idx}{'isvisible'}='true'; - if ($hidden) { + if ($hiddens{$idx}) { $$imsitems{$idx}{'isvisible'}='false'; } $$imsitems{$idx}{'title'}=$subjects{$numoldver}; @@ -1245,7 +1372,7 @@ sub build_posting_display { $$newitem{$idx} = 1; $$discussionitems[$idx] .= '
'. - $message.''; + " ".
+ $message.
+ ' ';
+# Put in the like and unlike buttons
+ if ($userlikes{$idx}) {
+ $$discussionitems[$idx].='';
+ } else {
+ $$discussionitems[$idx].=' '.&discussion_link($symb,'','like',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Like this posting"));
+ }
+ if ($userunlikes{$idx}) {
+ $$discussionitems[$idx].='';
+ } else {
+ $$discussionitems[$idx].=' '.&discussion_link($symb,'','unlike',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Unlike this posting"));
+ }
+ my $thislikes=$likes{$symb.':'.$idx.':likes'};
+ if ($thislikes>0) {
+ $$discussionitems[$idx].=' ('.&mt("[_1] likes",$thislikes).')';
+ } elsif ($thislikes<0) {
+ $$discussionitems[$idx].=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
+ }
if ($contrib{$idx.':history'}) {
my @postversions = ();
$$discussionitems[$idx] .= &mt('This post has been edited by the author.');
@@ -1345,7 +1505,7 @@ sub filter_regexp {
sub get_post_contents {
- my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
+ my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$showaboutme,$numver) = @_;
my $discussion = '';
my $start=$numver;
my $end=$numver + 1;
@@ -1363,13 +1523,20 @@ sub get_post_contents {
$$contrib{$idx.':sendername'},
$$contrib{$idx.':senderdomain'});
$$screenname=$$contrib{$idx.':screenname'};
-
- my $sender=&Apache::loncommon::aboutmewrapper(
+ $$showaboutme = &Apache::lonnet::usertools_access($$contrib{$idx.':sendername'},
+ $$contrib{$idx.':senderdomain'},
+ 'aboutme');
+ my $sender = $$plainname;
+ if ($$showaboutme) {
+ $sender = &Apache::loncommon::aboutmewrapper(
$$plainname,
$$contrib{$idx.':sendername'},
- $$contrib{$idx.':senderdomain'}).' ('.
- $$contrib{$idx.':sendername'}.':'.
- $$contrib{$idx.':senderdomain'}.')';
+ $$contrib{$idx.':senderdomain'});
+ }
+ if ($seeid) {
+ $sender .= ' ('.$$contrib{$idx.':sendername'}.':'.
+ $$contrib{$idx.':senderdomain'}.')';
+ }
my $attachmenturls = $$contrib{$idx.':attachmenturl'};
my @postversions = ();
if ($type eq 'allversions' || $type eq 'export') {
@@ -1396,7 +1563,9 @@ sub get_post_contents {
my ($timesent,$attachmsg);
my %currattach = ();
$timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
- &newline_to_br(\$messages->{$i});
+ unless (&contains_block_html($messages->{$i})) {
+ &newline_to_br(\$messages->{$i});
+ }
$$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
$$subjects{$i}=~s/\n/\/g; $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i}); @@ -1664,6 +1833,17 @@ END END + my ($textareaheader,$textareaclass); + if (&Apache::lonhtmlcommon::htmlareabrowser()) { + $textareaheader = &Apache::lonhtmlcommon::htmlareaselectactive(); + $textareaclass = 'class="LC_richDefaultOff"'; + if ($env{'request.course.id'}) { + unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) { + undef($textareaclass); + } + } + } + # Breadcrumbs my $brcrum = [{'href' => '', 'text' => 'Resource Feedback and Discussion'}]; @@ -1675,7 +1855,10 @@ END 'bread_crumbs' => $brcrum,}); if ($quote ne '') { - &newline_to_br(\$quote); + $quote = &HTML::Entities::decode($quote); + unless (&contains_block_html($quote)) { + &newline_to_br(\$quote); + } $quote=' '.&Apache::lontexconvert::msgtexconverted($quote).''; } @@ -1700,16 +1883,17 @@ END $r->print(< $lt{'myqu'} +$lt{'myqu'} +$textareaheader + $latexHelp $lt{'title'}: - -
END
if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
if ($env{'form.origpage'}) {
@@ -1731,6 +1915,7 @@ END
}
} else {
$r->print(< |