--- loncom/interface/lonfeedback.pm 2006/12/06 19:06:40 1.230 +++ loncom/interface/lonfeedback.pm 2006/12/09 16:07:34 1.234 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.230 2006/12/06 19:06:40 albertel Exp $ +# $Id: lonfeedback.pm,v 1.234 2006/12/09 16:07:34 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -74,6 +74,9 @@ sub discussion_visible { sub list_discussion { my ($mode,$status,$ressymb,$imsextras,$group)=@_; + unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); } + unless ($ressymb) { return ''; } + $ressymb=&wrap_symb($ressymb); my $outputtarget=$env{'form.grade_target'}; if (defined($env{'form.export'})) { if($env{'form.export'}) { @@ -85,7 +88,12 @@ sub list_discussion { $outputtarget = 'export'; } } - if (not &discussion_visible($status)) { return ''; } + if (not &discussion_visible($status)) { + if ($mode ne 'board') { + &Apache::lonenc::check_encrypt(\$ressymb); + return &send_message_link($ressymb); + } + } if ($group ne '' && $mode eq 'board') { if (&check_group_priv($group,'vgb') ne 'ok') { return ''; @@ -94,7 +102,11 @@ sub list_discussion { my ($blocked,$blocktext) = &blocking_posts('boards',1); if ($blocked) { - return $blocktext; + &Apache::lonenc::check_encrypt(\$ressymb); + if ($mode ne 'board') { + $blocktext.='
'.&send_message_link($ressymb); + } + return $blocktext; } my @bgcols = ("#cccccc","#eeeeee"); @@ -107,9 +119,6 @@ sub list_discussion { $crs.='_'.$env{'request.course.sec'}; } $crs=~s/\_/\//g; - unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); } - unless ($ressymb) { return ''; } - $ressymb=&wrap_symb($ressymb); my $encsymb=&Apache::lonenc::check_encrypt($ressymb); my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs) && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/)); @@ -722,26 +731,45 @@ END } } } else { - $discussion.='
'; + $discussion.='
'; if (&discussion_open($status) && &Apache::lonnet::allowed('pch', $env{'request.course.id'}. ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) { if ($outputtarget ne 'tex') { - $discussion.=''. - ''. - &mt('Post Discussion').'
'; + $discussion.= &send_feedback_link($ressymb,$target). + '
'; } } - $discussion.=''. - &mt('Send Message').'
'; + if ($outputtarget ne 'tex') { + $discussion.= &send_message_link($ressymb); + } + $discussion.='
'; } return $discussion; } +sub send_feedback_link { + my ($ressymb,$target) = @_; + my $output = ''. + ' '. + ''.&mt('Post Discussion').''; + return $output; +} + +sub send_message_link { + my ($ressymb) = @_; + my $output = ''. + ' '.&mt('Send Message').''; + return $output; +} + sub action_links_bar { my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_; my $discussion = ''. @@ -806,7 +834,7 @@ sub blocking_posts { if ($showstatus) { my $showstart = &Apache::lonlocal::locallocaltime($startblock); my $showend = &Apache::lonlocal::locallocaltime($endblock); - $output = &mt('Discussion postings will not be viewable for resources in this course between [_1] and [_2] because communication is being blocked.',$showstart, $showend).'
'. + $output = '
'.&mt('Discussion postings will not be viewable for resources in this course between [_1] and [_2] because communication is being blocked.',$showstart, $showend).'
'. &Apache::loncommon::build_block_table($startblock,$endblock, \%setters); } @@ -1728,6 +1756,7 @@ END if ($env{'form.editdisc'} || $env{'form.replydisc'}) { my $now = time; my $ressymb = $symb; + &Apache::lonenc::check_encrypt(\$ressymb); my $postidx = ''; if ($env{'form.editdisc'}) { $postidx = $idx; @@ -2471,7 +2500,7 @@ sub redirect_back { $feedurl .= '?group='.$group.$refarg; } } - $feedurl=&Apache::lonenc::check_encrypt($feedurl); + &Apache::lonenc::check_encrypt(\$feedurl); my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); my %onload; if ($env{'environment.remote'} ne 'off') { @@ -2528,7 +2557,7 @@ sub no_redirect_back { my $end_page = &Apache::loncommon::end_page(); - $feedurl=&Apache::lonenc::check_encrypt($feedurl); + &Apache::lonenc::check_encrypt(\$feedurl); my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); $r->print (<('.&mt('name only visible to course faculty').') '. - ''.&mt('Change Screenname').''; - } + &mt('Anonymous contribution to course discussion of resource'). + ' ('.&mt('name only visible to course faculty').') '. + ''.&mt('Change Screenname').''; } my ($blockblog) = &blocking_posts('blogs'); if (!$blockblog) { @@ -2816,10 +2842,11 @@ sub adddiscuss { $contrib{'anonymous'}='true'; } if (($symb) && ($email)) { + my $now = time; if ($env{'form.editdisc'}) { $contrib{'ip'}=$ENV{'REMOTE_ADDR'}; $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'}; - $contrib{'timestamp'} = time; + $contrib{'timestamp'} = $now; $contrib{'history'} = ''; my $numoldver = 0; my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'}); @@ -2870,7 +2897,7 @@ sub adddiscuss { $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); } - my %storenewentry=($symb => time); + my %storenewentry=($symb => $now); $status.='
'.&mt('Updating discussion time').': '. &Apache::lonnet::put('discussiontimes',\%storenewentry, $env{'course.'.$env{'request.course.id'}.'.domain'}, @@ -2891,6 +2918,48 @@ sub adddiscuss { return $status.'
'; } +sub get_discussion_info { + my ($idx,%contrib) = @_; + my $changelast = 0; + my $count = 0; + my $hiddenflag = 0; + my $deletedflag = 0; + my ($hidden,$deleted,%info,$newlastdisc); + my $version = $contrib{'version'}; + if ($version) { + for (my $id=$version; $id>0; $id--) { + my $vkeys=$contrib{$id.':keys'}; + my @keys=split(/:/,$vkeys); + if (grep(/^hidden$/,@keys)) { + if (!$hiddenflag) { + $hidden = $contrib{$id.':hidden'}; + $hiddenflag = 1; + } + } elsif (grep(/^deleted$/,@keys)) { + if (!$deletedflag) { + $deleted = $contrib{$id.':deleted'}; + $deletedflag = 1; + } + } else { + if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) { + $count++; + $info{$count}{'id'} = $id; + $info{$count}{'timestamp'}=$contrib{$id.':timestamp'}; + } + } + } + if ($info{'1'}{'id'} == $idx) { + $changelast = 1; + if ($count > 1) { + $newlastdisc = $info{'2'}{'timestamp'}; + } else { + $newlastdisc = 0; + } + } + } + return ($changelast,$newlastdisc); +} + # ----------------------------------------------------------- Preview function sub show_preview { @@ -3559,7 +3628,16 @@ ENDREDIR if ( ($env{'form.hide'}) && (!$seeid) ) { $newhash{'studenthidden'} = $currentstudenthidden; } - + if ($env{'form.hide'}) { + my $changelast = 0; + my $newlast; + ($changelast,$newlast) = &get_discussion_info($idx,%contrib); + if ($changelast) { + &Apache::lonnet::put('discussiontimes',{$symb => $newlast}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + } + } &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'}, $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); @@ -3588,6 +3666,11 @@ ENDREDIR my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); + my ($changelast,$newlast) = &get_discussion_info($idx,%contrib); + if ($changelast) { + &Apache::lonnet::put('discussiontimes',{$symb => $newlast}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'}); + } my %newhash=('deleted' => $contrib{'deleted'}.".$idx."); &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'}, $env{'course.'.$env{'request.course.id'}.'.domain'}, @@ -3698,13 +3781,22 @@ ENDREDIR &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; # Unable to give feedback + &Apache::lonenc::check_encrypt(\$feedurl); &no_redirect_back($r,$feedurl); return OK; } # --------------------------------------------------- Print login screen header unless ($env{'form.sendit'}) { + &Apache::lonenc::check_encrypt(\$feedurl); &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; + if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) { + my ($blocked,$blocktext) = &blocking_posts('boards',1); + if ($blocked) { + $r->print(&blocked_reply_or_edit($blocktext)); + return OK; + } + } my $options=&screen_header($feedurl,$symb); if ($options) { &mail_screen($r,$feedurl,$options); @@ -3796,6 +3888,15 @@ ENDREDIR &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group); } return OK; +} + +sub blocked_reply_or_edit { + my ($blocktext) = @_; + return + &Apache::loncommon::start_page('Resource Feedback and Discussion'). + $blocktext.'

'. + &mt('Back to previous page'). + &Apache::loncommon::end_page(); } sub wrap_symb {