--- loncom/interface/lonfeedback.pm 2004/08/04 18:04:57 1.113 +++ loncom/interface/lonfeedback.pm 2008/11/18 19:14:22 1.256 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.113 2004/08/04 18:04:57 raeburn Exp $ +# $Id: lonfeedback.pm,v 1.256 2008/11/18 19:14:22 jms Exp $ # # Copyright Michigan State University Board of Trustees # @@ -27,6 +27,133 @@ # ### +=pod + +=head1 NAME + +Apache::lonfeedback.pm + +=head1 SYNOPSIS + +Handles feedback from students to instructors and system administrators. + +Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework. + +Used by lonmsg.pm. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 OVERVIEW + +None + +=head1 SUBROUTINES + +=over + +=item discussion_open() + +=item discussion_visible() + +=item list_discussion() + +=item send_feedback_link() + +=item send_message_link() + +=item action_links_bar() + +=item postingform_display() + +=item build_posting_display + +=item filter_regexp() + +=item get_post_contents() + +=item replicate_attachments() + +=item mail_screen() + +=item print_display_options() + +=item print_sortfilter_options() + +=item print_showposters() + +=item get_post_versions() + +=item get_post_attachments() + +=item fail_redirect() + +=item redirect_back() + +=item no_redirect_back() + +=item screen_header() + +=item resource_output() + +=item clear_out_html() + +=item assemble_email() + +=item feedback_available() + +=item send_msg() + +=item adddiscuss() + +=item get_discussion_info() + +=item show_preview() + +=item newline_to_br() + +=item generate_preview_button() + +=item modify_attachments() + +=item process_attachments() + +=item generate_attachments_button() + +=item extract_attachments() + +=item construct_attachmenturl() + +=item add_blog_checkbox() + +=item has_discussion() + +=item sort_filter_names() + +=item handler() + +=item blocked_reply_or_edit() + +=item wrap_symb() + +=item dewrapper() + +=item get_feedurl() + +=item get_feedurl_and_clean_symb() + +=item editing_allowed() + +=item check_group_priv() + +=item group_args() + +=item get_resource_title() + +=back + +=cut + package Apache::lonfeedback; use strict; @@ -35,18 +162,26 @@ use Apache::lonmsg(); use Apache::loncommon(); use Apache::lontexconvert(); use Apache::lonlocal; # must not have () +use Apache::lonnet; use Apache::lonhtmlcommon(); +use Apache::lonnavmaps; +use Apache::lonenc(); +use Apache::lonrss(); use HTML::LCParser(); use Apache::lonspeller(); +use Apache::longroup; +use Cwd; +use LONCAPA; sub discussion_open { - my ($status)=@_; + my ($status,$symb)=@_; + if ($env{'request.role.adv'}) { return 1; } if (defined($status) && !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'OPEN')) { return 0; } - my $close=&Apache::lonnet::EXT('resource.0.discussend'); + my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb); if (defined($close) && $close ne '' && $close < time) { return 0; } @@ -58,40 +193,67 @@ sub discussion_visible { if (not &discussion_open($status)) { my $hidden=&Apache::lonnet::EXT('resource.0.discusshide'); if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) { - return 0; + if (!$env{'request.role.adv'}) { return 0; } } } return 1; } sub list_discussion { - my ($mode,$status,$symb)=@_; - my $outputtarget=$ENV{'form.grade_target'}; - if (not &discussion_visible($status)) { return ''; } + my ($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'}) { + $outputtarget = 'export'; + } + } + if (defined($imsextras)) { + if ($$imsextras{'caller'} eq 'imsexport') { + $outputtarget = 'export'; + } + } + if (not &discussion_visible($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 ''; + } + } + + my ($blocked,$blocktext) = + &Apache::loncommon::blocking_status('boards'); + if ($blocked) { + &Apache::lonenc::check_encrypt(\$ressymb); + if ($mode ne 'board') { + $blocktext.='
'.&send_message_link($ressymb); + } + return $blocktext; + } + my @bgcols = ("#cccccc","#eeeeee"); my $discussiononly=0; if ($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'}; - } - $crs=~s/\_/\//g; - unless ($symb) { - $symb=&Apache::lonnet::symbread(); + unless ($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'}; } - unless ($symb) { return ''; } + $crs=~s/\_/\//g; + my $encsymb=&Apache::lonenc::check_encrypt($ressymb); + my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs) + && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/)); + my %usernamesort = (); my %namesort =(); my %subjectsort = (); -# backward compatibility (bulletin boards used to be 'wrapped') - my $ressymb=$symb; - if ($mode eq 'board') { - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; - } - } # Get discussion display settings for this discussion my $lastkey = $ressymb.'_lastread'; @@ -102,8 +264,8 @@ sub list_discussion { my $userpickkey = $ressymb.'_userpick'; my $toggkey = $ressymb.'_readtoggle'; my $readkey = $ressymb.'_read'; - - my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$ENV{'user.domain'},$ENV{'user.name'}); + $ressymb=$encsymb; + my %dischash = &Apache::lonnet::get('nohist_'.$cid.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$env{'user.domain'},$env{'user.name'}); my %discinfo = (); my $showonlyunread = 0; my $showunmark = 0; @@ -112,16 +274,18 @@ sub list_discussion { my $previous = 0; my $visit = 0; my $newpostsflag = 0; - my @posters = split/\&/,$dischash{$userpickkey}; + my @posters = split(/\&/,$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','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 = $ENV{'form.previous'}; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']); + my $sortposts = $env{'form.sortposts'}; + my $statusfilter = $env{'form.statusfilter'}; + my @sectionpick = split(/,/,$env{'form.sectionpick'}); + my @grouppick = split(/,/,$env{'form.grouppick'}); + my @rolefilter = split(/,/,$env{'form.rolefilter'}); + + my $totposters = $env{'form.totposters'}; + $previous = $env{'form.previous'}; if ($previous > 0) { $prevread = $previous; } elsif (defined($dischash{$lastkey})) { @@ -130,439 +294,128 @@ sub list_discussion { } } + my $cdom = $env{'course.'.$cid.'.domain'}; + my $cnum = $env{'course.'.$cid.'.num'}; + # Get information about students and non-students 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 ($classgroups,$studentgroups); + if ($env{'form.rolefilter'}) { + %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum); + foreach my $rolekey (keys(%roleshash)) { + my ($role,$uname,$udom,$sec) = split(/:/,$rolekey); + if ($role =~ /^cr/) { + $role = 'cr'; + } + my ($end,$start) = split(/:/,$roleshash{$rolekey}); my $now = time; my $status = 'Active'; if (($now < $start) || ($end > 0 && $now > $end)) { $status = 'Expired'; } - push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status; + if ($uname && $udom) { + push(@{$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 ($classlist,$keylist) = + &Apache::loncoursedata::get_classlist($cdom,$cnum); 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; + push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status); } + ($classgroups,$studentgroups) = + &Apache::loncoursedata::get_group_memberships($classlist,$keylist, + $cdom,$cnum); } # 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'}; - if ($discdisplay eq 'unread') { + if ($env{'environment.discdisplay'} eq 'unread') { $showonlyunread = 1; } - my $discmarkread=$userenv{'discmarkread'}; - if ($discmarkread eq 'ondisp') { + if ($env{'environment.discmarkread'} eq 'ondisp') { $markondisp = 1; } # Override user's default if user specified display setting for this discussion if (defined($dischash{$ondispkey})) { - $markondisp = $dischash{$ondispkey}; + unless ($dischash{$ondispkey} eq '') { + $markondisp = $dischash{$ondispkey}; + } } if ($markondisp) { $discinfo{$lastkey} = time; } if (defined($dischash{$showkey})) { - $showonlyunread = $dischash{$showkey}; + unless ($dischash{$showkey} eq '') { + $showonlyunread = $dischash{$showkey}; + } } if (defined($dischash{$markkey})) { - $showunmark = $dischash{$markkey}; + unless ($dischash{$markkey} eq '') { + $showunmark = $dischash{$markkey}; + } } if (defined($dischash{$visitkey})) { - $visit = $dischash{$visitkey}; + unless ($dischash{$visitkey} eq '') { + $visit = $dischash{$visitkey}; + } } $visit ++; - my $seeid=&Apache::lonnet::allowed('rin',$crs); - my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs) - && ($symb=~/\.(problem|exam|quiz|assess|survey|form)$/)); + my $seeid; + if (($group ne '') && ($mode eq 'board') && + ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) { + if (&check_group_priv($group,'dgp') eq 'ok') { + $seeid = 1; + } + } else { + $seeid=&Apache::lonnet::allowed('rin',$crs); + } 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'}); + + my $current=0; my $visible=0; my @depth=(); - my @original=(); - my @index=(); - my @replies=(); + my @replies = (); my %alldiscussion=(); + my %imsitems=(); + my %imsfiles=(); my %notshown = (); my %newitem = (); my $maxdepth=0; - + my %anonhash=(); + my $anoncnt=0; my $target=''; - unless ($ENV{'browser.interface'} eq 'textual' || - $ENV{'environment.remote'} eq 'off' ) { + unless ($env{'browser.interface'} eq 'textual' || + $env{'environment.remote'} eq 'off' ) { $target='target="LONcom"'; } my $now = time; $discinfo{$visitkey} = $visit; - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); - - if ($contrib{'version'}) { - my $oldest = $contrib{'1:timestamp'}; - if ($prevread eq '0') { - $prevread = $oldest-1; - } - for (my $id=1;$id<=$contrib{'version'};$id++) { - my $idx=$id; - 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{$idx.':replyto'}) { - if ( (($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]; } - } else { - $original[$idx]=0; - $depth[$idx]=0; - } - } else { -# this is an original message - $original[$idx]=0; - $depth[$idx]=0; - } - if ($replies[$depth[$idx]]) { - $replies[$depth[$idx]]++; - } else { - $replies[$depth[$idx]]=1; - } - unless ((($hidden) && (!$seeid)) || ($deleted)) { - $visible++; - if ($contrib{$idx.':history'}) { - if ($contrib{$idx.':history'} =~ /:/) { - my @oldversions = split/:/,$contrib{$idx.':history'}; - $numoldver = @oldversions; - } else { - $numoldver = 1; - } - } - my ($message,$subject); - if ($idx > 0) { - if ($contrib{$idx.':message'} =~ /^/) { - my %versions = (); - &get_post_versions(\%versions,$contrib{$idx.':message'},$numoldver); - $message = &HTML::Entities::decode($versions{$numoldver}); - } else { - $message = $contrib{$idx.':message'}; - } - } else { - $message=$contrib{$idx.':message'}; - } - my $attachmenturls = $contrib{$idx.':attachmenturl'}; - $message=~s/\n/\
/g; - $message=&Apache::lontexconvert::msgtexconverted($message); - if ($idx > 0) { - if ($contrib{$idx.':subject'} =~ /^/g; - $subject=&Apache::lontexconvert::msgtexconverted($subject); - } - if ($attachmenturls) { - my %attachments = (); - my %currattach = (); - &extract_attachments($attachmenturls,$idx,$numoldver,\$message,\%attachments,\%currattach); - } - if ($message) { - if ($hidden) { - $message=''.$message.''; - if ($studenthidden) { - $message .='

Deleted by poster (student).'; - } - } - my $screenname=&Apache::loncommon::screenname( - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}); - my $plainname=&Apache::loncommon::nickname( - $contrib{$idx.':sendername'}, - $contrib{$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, - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}).' ('. - $contrib{$idx.':sendername'}.' at '. - $contrib{$idx.':senderdomain'}.')'; - if ($contrib{$idx.':anonymous'}) { - $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}} = ("$idx"); - } - if ($ENV{"course.$cid.allow_discussion_post_editing"} =~ m/yes/i) { - if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) { - $sender.=' '.&mt('Edit').''; unless ($seeid) { - $sender.=" '; - } - } - } - if ($seeid) { - if ($hidden) { - unless ($studenthidden) { - $sender.=' '.&mt('Make Visible').''; - } - } else { - $sender.=' '.&mt('Hide').''; - } - $sender.=' '.&mt('Delete').''; - } - } else { - if ($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', - $ENV{'request.course.id'}. - ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { - $sender.=' '.&mt('Reply').''; - } - my $vgrlink; - if ($viewgrades) { - $vgrlink=&Apache::loncommon::submlink('Submissions', - $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$symb); - } - my $ctlink; - if ($dischash{$readkey}=~/\.$idx\./) { - $ctlink = ''.&mt('Mark unread').'? '; - } else { - $ctlink = ''.&mt('Mark read').'? '; - } -#figure out at what position this needs to print - my $thisindex=$idx; - if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread')) { - $thisindex=$origindex.substr('00'.$replies[$depth[$idx]],-2,2); - } - $alldiscussion{$thisindex}=$idx; - $shown{$idx} = 0; - $index[$idx]=$thisindex; - my $spansize = 2; - if ($showonlyunread && $prevread > $posttime) { - $notshown{$idx} = 1; - } elsif ($showunmark && $dischash{$readkey}=~/\.$idx\./) { - $notshown{$idx} = 1; - } else { -# apply filters - 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] .= ' -

- '; - } else { - $newitem{$idx} = 0; - $discussionitems[$idx] .= ' -

NEW
- '; - } - $discussionitems[$idx] .= ''; - if ($dischash{$toggkey}) { - $discussionitems[$idx].=''; - } - $discussionitems[$idx].= '
   '. - ''.$subject.'  '. - $sender.' '.$vgrlink.' ('. - &Apache::lonlocal::locallocaltime($posttime).')  '. - $ctlink.'

'.$message.'

'; - if ($contrib{$idx.':history'}) { - my @postversions = (); - $discussionitems[$idx] .= '
'.&mt('This post has been edited by the author.'); - if ($seeid) { - $discussionitems[$idx] .= '  '.&mt('Display all versions').''; - } - $discussionitems[$idx].='
'.&mt('Earlier version(s) were posted on: '); - if ($contrib{$idx.':history'} =~ m/:/) { - @postversions = split/:/,$contrib{$idx.':history'}; - } else { - @postversions = ("$contrib{$idx.':history'}"); - } - for (my $i=0; $i<@postversions; $i++) { - my $version = $i+1; - $discussionitems[$idx] .= ''.$version.'. - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' '; - } - } - } - } - } - } - } + &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'}); + &build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$encsymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group); my $discussion=''; + my $manifestfile; + my $manifestok=0; + my $tempexport; + my $imsresources; + my $copyresult; my $function = &Apache::loncommon::get_users_function(); my $color = &Apache::loncommon::designparm($function.'.tabbg', - $ENV{'user.domain'}); + $env{'user.domain'}); my %lt = &Apache::lonlocal::texthash( 'cuse' => 'Current discussion settings', 'allposts' => 'All posts', @@ -579,6 +432,13 @@ sub list_discussion { 'disp' => 'Display', 'nolo' => 'Not new', 'togg' => 'Toggle read/unread', + 'aner' => 'An error occurred opening the manifest file.', + 'difo' => 'Discussion for', + 'aerr' => 'An error occurred opening the export file for posting', + 'aysu' => 'Are you sure you want to delete this post?', + '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.', ); my $currdisp = $lt{'allposts'}; @@ -624,157 +484,203 @@ sub list_discussion { if ($newpostsflag) { $chglink .= '&previous='.$prevread; } + $chglink.=&group_args($group); if ($visible) { # Print the discusssion - if ($outputtarget ne 'tex') { + if ($outputtarget eq 'tex') { + $discussion.='{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'. + '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'. + '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'. + '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'. + '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}'; + } elsif ($outputtarget eq 'export') { +# Create temporary directory if this is an export + my $now = time; + if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) { + $tempexport = $$imsextras{'tempexport'}; + if (!-e $tempexport) { + mkdir($tempexport,0700); + } + $tempexport .= '/'.$$imsextras{'count'}; + if (!-e $tempexport) { + mkdir($tempexport,0700); + } + } else { + $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports'; + if (!-e $tempexport) { + mkdir($tempexport,0700); + } + $tempexport .= '/'.$now; + if (!-e $tempexport) { + mkdir($tempexport,0700); + } + $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'}; + } + if (!-e $tempexport) { + mkdir($tempexport,0700); + } +# open manifest file + my $manifest = '/imsmanifest.xml'; + my $manifestfilename = $tempexport.$manifest; + if ($manifestfile = Apache::File->new('>'.$manifestfilename)) { + $manifestok=1; + print $manifestfile qq| + + + + + $lt{'difo'} $ressymb\n|; + } else { + $discussion .= $lt{'aner'}.'
'; + } + } else { my $colspan=$maxdepth+1; $discussion.= qq| |; - $discussion.='
'; - $discussion .='
'. - ''; - if ($visible>2) { - $discussion.=''; - } else { - $discussion.='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'. - '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'. - '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'. - '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'. - '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}'; - } - my $numhidden = keys %notshown; - if ($numhidden > 0) { - my $colspan = $maxdepth+1; - $discussion.="\n".''; } - $discussion .= '
'; } # Choose sort mechanism my @showposts = (); if ($sortposts eq 'descdate') { - @showposts = (sort { $b <=> $a } keys %alldiscussion); + @showposts = (sort { $b <=> $a } keys(%alldiscussion)); } elsif ($sortposts eq 'thread') { - @showposts = (sort { $a <=> $b } keys %alldiscussion); + @showposts = (sort { $a <=> $b } keys(%alldiscussion)); } elsif ($sortposts eq 'subject') { - foreach (sort keys %subjectsort) { - push @showposts, @{$subjectsort{$_}}; + foreach my $key (sort(keys(%subjectsort))) { + push(@showposts, @{$subjectsort{$key}}); } } elsif ($sortposts eq 'username') { - foreach my $domain (sort keys %usernamesort) { - foreach (sort keys %{$usernamesort{$domain}}) { - push @showposts, @{$usernamesort{$domain}{$_}}; + foreach my $domain (sort(keys(%usernamesort))) { + foreach my $key (sort(keys(%{$usernamesort{$domain}}))) { + push(@showposts, @{$usernamesort{$domain}{$key}}); } } } elsif ($sortposts eq 'lastfirst') { - foreach my $last (sort keys %namesort) { - foreach (sort keys %{$namesort{$last}}) { - push @showposts, @{$namesort{$last}{$_}}; + foreach my $last (sort(keys(%namesort))) { + foreach my $key (sort(keys(%{$namesort{$last}}))) { + push(@showposts, @{$namesort{$last}{$key}}); } } } else { - $sortposts = 'ascdate'; - @showposts = (sort { $a <=> $b } keys %alldiscussion); + @showposts = (sort { $a <=> $b } keys(%alldiscussion)); } - foreach (@showposts) { - unless (($sortposts eq 'thread') || ($sortposts eq 'ascdate' && $ENV{'environment.threadeddiscussion'})) { - $alldiscussion{$_} = $_; + my $currdepth = 0; + my $firstidx = $alldiscussion{$showposts[0]}; + foreach my $post (@showposts) { + unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) { + $alldiscussion{$post} = $post; } - unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) { - if ($outputtarget ne 'tex') { + unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) { + if ($outputtarget ne 'tex' && $outputtarget ne 'export') { $discussion.="\n"; - } else { - $discussion.='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'; } - my $thisdepth=$depth[$alldiscussion{$_}]; - if ($outputtarget ne 'tex') { + my $thisdepth=$depth[$alldiscussion{$post}]; + if ($outputtarget ne 'tex' && $outputtarget ne 'export') { for (1..$thisdepth) { $discussion.=''; } } my $colspan=$maxdepth-$thisdepth+1; - if ($outputtarget ne 'tex') { - $discussion.=''; - } else { + if ($outputtarget eq 'tex') { #cleanup block - $discussionitems[$alldiscussion{$_}]=~s/]*)>/
'. - ''.&mt('Threaded View').'  '. - ''.&mt('Chronological View').'   - '; + $discussion .= &action_links_bar($colspan,$ressymb,$visible, + $newpostsflag,$group, + $prevread,$markondisp); + my $escsymb=&escape($ressymb); + my $numhidden = keys(%notshown); + if ($numhidden > 0) { + my $colspan = $maxdepth+1; + $discussion.="\n".''; - if ($newpostsflag) { - if (!$markondisp) { - $discussion .=''; - } - } else { - $discussion .= ''; - } - $discussion .= '
'. + ''.&mt('Sorting/Filtering options').'  '; - } else { - $discussion .= ''; - } - $discussion .=''.&mt('Export').'?  '.&mt('Mark NEW posts no longer new').'  '; - } else { - $discussion .= '  
'. - ''.&mt('Show all posts').' '.&mt('to display').' '. + $discussion .= &group_args($group); + $discussion .= '">'.&mt('Show all posts').' '.&mt('to display').' '. $numhidden.' '; - if ($showunmark) { - $discussion .= &mt('posts previously marked read'); - } else { - $discussion .= &mt('previously viewed posts'); + if ($showunmark) { + $discussion .= &mt('posts previously marked read'); + } else { + $discussion .= &mt('previously viewed posts'); + } + $discussion .= '
   '. - $discussionitems[$alldiscussion{$_}]. - '
/; - $discussionitems[$alldiscussion{$_}]=~s/]*)>]*)>/ END + if ($sortposts) { + my %sort_types = (); + my %role_types = (); + my %status_types = (); + &sort_filter_names(\%sort_types,\%role_types,\%status_types); + + $discussion .= ''; + } + } if ($dischash{$toggkey}) { - my $storebutton = &mt('Store read/unread changes'); + my $storebutton = &mt('Save read/unread changes'); $discussion.=' -
/; + $discussionitems[$alldiscussion{$post}]=~s/]*)>//; + $discussionitems[$alldiscussion{$post}]=~s/]*)>]*)>/'; + } } } - if ($outputtarget ne 'tex') { + unless ($outputtarget eq 'tex' || $outputtarget eq 'export') { my $colspan=$maxdepth+1; $discussion .= < @@ -806,15 +712,59 @@ END $discussion .= < -
/; my $threadinsert=''; if ($thisdepth > 0) { $threadinsert='
Reply: '.$thisdepth.''; } - $discussionitems[$alldiscussion{$_}]=~s/<\/td>]*)>/$threadinsert<\/td>		/; - $discussionitems[$alldiscussion{$_}]=~s/]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g; - $discussionitems[$alldiscussion{$_}]=~s/(|<\/b>|<\/a>|]+)>)//g; - - #FIXME xmlparse can't be safely called from inside xmlparse - # due to the global variables that are use, the safe - # space etc. I expect this has unforseen issues that - # need resolving. - - $discussion.=&Apache::lonxml::xmlparse('','tex',$discussionitems[$alldiscussion{$_}]); - } + $discussionitems[$alldiscussion{$post}]=~s/<\/td>]*)>/$threadinsert<\/td>/; + $discussionitems[$alldiscussion{$post}]=~s/]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g; + $discussionitems[$alldiscussion{$post}]=~s/(|<\/b>|<\/a>|]+)>)//g; + + $discussionitems[$alldiscussion{$post}]='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.$discussionitems[$alldiscussion{$post}]; + $discussion.=$discussionitems[$alldiscussion{$post}]; + } elsif ($outputtarget eq 'export') { + my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html'; + if ($manifestok) { + if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) { + print $manifestfile ' '."\n"; + } + $currdepth = $depth[$alldiscussion{$post}]; + print $manifestfile "\n". + ''. + ''.$imsitems{$alldiscussion{$post}}{'title'}.''; + $imsresources .= "\n". + ''."\n". + ''."\n". + $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n". + ''; + } + my $postingfile; + my $postingfilename = $tempexport.'/'.$postfilename; + if ($postingfile = Apache::File->new('>'.$postingfilename)) { + print $postingfile 'Discussion Post'. + $imsitems{$alldiscussion{$post}}{'title'}.' '. + $imsitems{$alldiscussion{$post}}{'sender'}. + $imsitems{$alldiscussion{$post}}{'timestamp'}.'

'. + $imsitems{$alldiscussion{$post}}{'message'}.'
'. + $imsitems{$alldiscussion{$post}}{'attach'}.''."\n"; + close($postingfile); + } else { + $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'
'; + } + $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport); + } else { + $discussion.='		'. $discussionitems[$alldiscussion{$post}]. + '
  + $lt{'chgt'}?
'.&mt('Sorted by').': '.$sort_types{$sortposts}.'
'; + if (defined($env{'form.totposters'})) { + $discussion .= &mt('Posts by').':'; + if ($totposters > 0) { + foreach my $poster (@posters) { + $discussion .= ' '.$poster.','; + } + $discussion =~ s/,$//; + } else { + $discussion .= &mt('None selected'); + } + } else { + my $filterchoice =''; + if (@sectionpick > 0) { + $filterchoice = ''.&mt('sections').'- '.$env{'form.sectionpick'}; + $filterchoice .= '    '; + } + if (@grouppick > 0) { + $filterchoice = ''.&mt('groups').'- '.$env{'form.grouppick'}; + $filterchoice .= '    '; + } + if (@rolefilter > 0) { + $filterchoice .= ''.&mt('roles').'-'; + foreach my $role (@rolefilter) { + $filterchoice .= ' '.$role_types{$role}.','; + } + $filterchoice =~ s/,$//; + $filterchoice .= '
        '; + } + if ($statusfilter) { + $filterchoice .= ''.&mt('status').'- '.$status_types{$statusfilter}; + } + if ($filterchoice) { + $discussion .= ''.&mt('Filters').': '.$filterchoice; + } + $discussion .= '		'. ''."\n". '
-

END - } + $discussion .= &action_links_bar($colspan,$ressymb,$visible, + $newpostsflag,$group, + $prevread,$markondisp); + $discussion .= " +
+

\n"; + } + if ($outputtarget eq 'export') { + if ($manifestok) { + while ($currdepth > 0) { + print $manifestfile " \n"; + $currdepth --; + } + print $manifestfile qq| + + + + $imsresources + + + |; + close($manifestfile); + if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) { + $discussion = $copyresult; + } else { + +#Create zip file in prtspool + + my $imszipfile = '/prtspool/'. + $env{'user.name'}.'_'.$env{'user.domain'}.'_'. + time.'_'.rand(1000000000).'.zip'; + my $cwd = &getcwd(); + my $imszip = '/home/httpd/'.$imszipfile; + chdir $tempexport; + open(OUTPUT, "zip -r $imszip * 2> /dev/null |"); + close(OUTPUT); + chdir $cwd; + $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','').'
'; + if ($copyresult) { + $discussion .= &mt('The following errors occurred during export').' -
'.$copyresult; + } + } + } else { + $discussion .= '
'.&mt('Unfortunately you will not be able to retrieve an archive of the discussion posts at this time, because there was a problem creating a manifest file.').'
'; + } + return $discussion; + } } if ($discussiononly) { my $now = time; my $attachnum = 0; - my $newattachmsg = ''; - my @currnewattach = (); - my @currdelold = (); + my $currnewattach = []; + my $currdelold = []; my $comment = ''; my $subject = ''; - if ($ENV{'form.origpage'}) { + if ($env{'form.origpage'}) { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']); - $subject = &HTML::Entities::encode($ENV{'form.subject'},'<>&"'); - $comment = &HTML::Entities::encode($ENV{'form.comment'},'<>&"'); + $subject = &unescape($env{'form.subject'}); + $comment = &unescape($env{'form.comment'}); my @keepold = (); - &process_attachments(\@currnewattach,\@currdelold,\@keepold); - if (@currnewattach > 0) { - $attachnum += @currnewattach; + &process_attachments($currnewattach,$currdelold,\@keepold); + if (@{$currnewattach} > 0) { + $attachnum += @{$currnewattach}; + } + } + if (&discussion_open($status)) { + if (($group ne '') && ($mode eq 'board')) { + if (&check_group_priv($group,'pgd') eq 'ok') { + $discussion .= + &postingform_display($mode,$ressymb,$now,$subject, + $comment,$outputtarget,$attachnum, + $currnewattach,$currdelold, + $group); + } + } else { + $discussion.= + &postingform_display($mode,$ressymb,$now,$subject, + $comment,$outputtarget,$attachnum, + $currnewattach,$currdelold); } + } + } else { + $discussion.='
'; + if (&discussion_open($status) && + &Apache::lonnet::allowed('pch', + $env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) { + if ($outputtarget ne 'tex') { + $discussion.= &send_feedback_link($ressymb,$target); + } + } + if ($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 = ''. + ''; + my $escsymb=&escape($ressymb); + if ($visible>2) { + $discussion .= ''; + if ($newpostsflag) { + if (!$markondisp) { + $discussion .=''; } - $discussion.=(< - - - + } else { + $discussion .= ''; + } + $discussion .= '
'. + ''.&mt('Threaded View').'  '. + ''.&mt('Chronological View').'   + '.&mt('Sorting/Filtering options').'  '; + } else { + $discussion .= ''; + } + $discussion .=''.&mt('Export').'?  '. + &mt('Preferences on what is marked as NEW'). + '
'.&mt('Mark NEW posts no longer new').''; + } else { + $discussion .= '		  
'; + return $discussion; +} + +sub postingform_display { + my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum, + $currnewattach,$currdelold,$group) = @_; + my $newattachmsg; + my %lt = &Apache::lonlocal::texthash( + 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty', + 'title' => 'Title', + 'podi' => 'Post Discussion', + 'poan' => 'Post Anonymous Discussion', + 'newa' => 'New attachments', + ); + my $postingform = (< +
-Note: in anonymous discussion, your name is visible only -to course faculty
-Title: 

+$lt{'note'}
+$lt{'title'}: 

ENDDISCUSS - if ($ENV{'form.origpage'}) { - $discussion.=''."\n"; - foreach (@currnewattach) { - $discussion.=''."\n"; + if ($env{'form.origpage'}) { + $postingform .= ''."\n"; + foreach my $att (@{$currnewattach}) { + $postingform .= ''."\n"; + } + } + if (exists($env{'form.ref'})) { + $postingform .= ''; + } + if ($group ne '') { + $postingform .=''; + } + my $blockblog = &Apache::loncommon::blocking_status('blogs'); + if (!$blockblog) { + $postingform .= &add_blog_checkbox(); + } + $postingform .= "\n"; + if ($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 .= '
    '; + foreach my $item (@{$currnewattach}) { + $item =~ m#.*/([^/]+)$#; + $newattachmsg .= '
  1. '.$1.'
    2. '."\n"; + } + $newattachmsg .= '
'."\n"; + } else { + $$currnewattach[0] =~ m#.*/([^/]+)$#; + $newattachmsg .= ''.$1.'
'."\n"; } } - $discussion.="\n"; - if ($outputtarget ne 'tex') { - $discussion.=&generate_attachments_button('',$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,'',$mode); - if (@currnewattach > 0) { - $newattachmsg .= 'New attachments
'; - if (@currnewattach > 1) { - $newattachmsg .= '
    '; - foreach my $item (@currnewattach) { - $item =~ m#.*/([^/]+)$#; - $newattachmsg .= '
  1. '.$1.'
    2. '."\n"; + $postingform .= $newattachmsg; + $postingform .= &generate_preview_button(); + } + return $postingform; +} + +sub build_posting_display { + my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_; + my @original=(); + my @index=(); + my $skip_group_check = 0; + my $symb=&Apache::lonenc::check_decrypt($ressymb); + my $escsymb=&escape($ressymb); + 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 $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; + } + if ($contrib{'version'}) { + my $oldest = $contrib{'1:timestamp'}; + if ($prevread eq '0') { + $prevread = $oldest-1; + } + my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp); + if ($sortposts) { + ($skiptest,$roleregexp,$secregexp,$statusregexp) = + &filter_regexp($rolefilter,$sectionpick,$statusfilter); + $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp; + } + for (my $id=1;$id<=$contrib{'version'};$id++) { + my $idx=$id; + 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{$idx.':replyto'}) { + if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) { +# 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]; } + } else { + $original[$idx]=0; + $$depth[$idx]=0; + } + } else { +# this is an original message + $original[$idx]=0; + $$depth[$idx]=0; + } + if ($$replies[$$depth[$idx]]) { + $$replies[$$depth[$idx]]++; + } else { + $$replies[$$depth[$idx]]=1; + } + unless ((($hidden) && (!$seeid)) || ($deleted)) { + $$visible++; + if ($contrib{$idx.':history'}) { + if ($contrib{$idx.':history'} =~ /:/) { + my @oldversions = split(/:/,$contrib{$idx.':history'}); + $numoldver = @oldversions; + } else { + $numoldver = 1; + } + } + $$current = $numoldver; + my %messages = (); + my %subjects = (); + my %attachtxt = (); + my %allattachments = (); + my ($screenname,$plainname); + 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. + my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'}; + unless ($$anonhash{$key}) { + $anoncnt++; + $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt; + } + my ($message,$subject,$vgrlink,$ctlink); + &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver); + + +# Set up for sorting by subject + unless ($outputtarget eq 'export') { + $message=$messages{$numoldver}; + $message.=$attachtxt{$numoldver}; + $subject=$subjects{$numoldver}; + if ($message) { + if ($hidden) { + $message=''.$message.''; + if ($studenthidden) { + $message .='

    Deleted by poster (student).'; + } + } + + if ($subject eq '') { + if (defined($$subjectsort{'__No subject'})) { + push(@{$$subjectsort{'__No subject'}}, $idx); + } else { + @{$$subjectsort{'__No subject'}} = ("$idx"); + } + } else { + if (defined($$subjectsort{$subject})) { + push(@{$$subjectsort{$subject}}, $idx); + } else { + @{$$subjectsort{$subject}} = ("$idx"); + } + } + if (!$contrib{$idx.':anonymous'} || $see_anonymous) { + $sender=&Apache::loncommon::aboutmewrapper( + $plainname, + $contrib{$idx.':sendername'}, + $contrib{$idx.':senderdomain'}).' ('. + $contrib{$idx.':sendername'}.':'. + $contrib{$idx.':senderdomain'}.')'; + if ($contrib{$idx.':anonymous'}) { + $sender.=' ['.$$anonhash{$key}.'] '. + $screenname; + } + if ($see_anonymous) { + $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'}); + } +# Set up for sorting by domain, then username + unless (defined($$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 { + @{$$namesort{$lastname}{$firstname}} = ("$idx"); + } + if (&editing_allowed($escsymb.':::'.$idx,$group)) { + if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { + $sender.=' '.&mt('Edit').''; + + unless ($seeid) { + my $grpargs = &group_args($group); + $sender.=" '; + } + } + } + if ($seeid) { + if ($hidden) { + unless ($studenthidden) { + $sender.=' '.&mt('Make Visible').''; + } + } else { + $sender.=' '.&mt('Hide').''; + } + my $grpargs = &group_args($group); + $sender.= + " "; + $sender .= &mt('Delete').''; + } + } else { + if ($screenname) { + $sender=''.$screenname.''; + } else { + $sender=''.$$anonhash{$key}.''; + } +# 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)) { + 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'}:''))) { + $sender.=' '.&mt('Reply').''; + } + } + if ($viewgrades) { + $vgrlink=&Apache::loncommon::submlink('Submissions', + $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); + } + if ($$dischash{$readkey}=~/\.$idx\./) { + $ctlink = ''; + } else { + $ctlink = ''; + } + } +#figure out at what position this needs to print + } + if ($outputtarget eq 'export' || $message) { + my $thisindex=$idx; + if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) { + $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2); + } + $$alldiscussion{$thisindex}=$idx; + $$shown{$idx} = 0; + $index[$idx]=$thisindex; + } + if ($outputtarget eq 'export') { + %{$$imsitems{$idx}} = (); + $$imsitems{$idx}{'isvisible'}='true'; + if ($hidden) { + $$imsitems{$idx}{'isvisible'}='false'; + } + $$imsitems{$idx}{'title'}=$subjects{$numoldver}; + $$imsitems{$idx}{'message'}=$messages{$numoldver}; + $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver}; + $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'}; + $$imsitems{$idx}{'sender'}=$plainname.' ('. + $contrib{$idx.':sendername'}.' at '. + $contrib{$idx.':senderdomain'}.')'; + $$imsitems{$idx}{'isanonymous'}='false'; + if ($contrib{$idx.':anonymous'}) { + $$imsitems{$idx}{'isanonymous'}='true'; + } + $$imsitems{$idx}{'currversion'}=$numoldver; + %{$$imsitems{$idx}{'allattachments'}}=%allattachments; + unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') { + $$shown{$idx} = 1; } - $newattachmsg .= '
'."\n"; } else { - $currnewattach[0] =~ m#.*/([^/]+)$#; - $newattachmsg .= ''.$1.'
'."\n"; + if ($message) { + my $spansize = 2; + if ($showonlyunread && $prevread > $posttime) { + $$notshown{$idx} = 1; + } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) { + $$notshown{$idx} = 1; + } else { +# apply filters + my $uname = $contrib{$idx.':sendername'}; + my $udom = $contrib{$idx.':senderdomain'}; + my $poster = $uname.':'.$udom; + if ($env{'form.totposters'} ne '') { + if ($totposters == 0) { + $$shown{$idx} = 0; + } elsif ($totposters > 0) { + if (grep/^$poster$/,@{$posters}) { + $$shown{$idx} = 1; + } + } + } elsif ($sortposts) { + if ($skiptest) { + $$shown{$idx} = 1; + } else { + foreach my $role (@{$$roleinfo{$poster}}) { + if ($role =~ /^cc:/) { + my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp; + if ($role =~ /$cc_regexp/) { + $$shown{$idx} = 1; + last; + } + } elsif ($role =~ /^$rolematch$/) { + $$shown{$idx} = 1; + last; + } + } + } + if ($$shown{$idx} && !$skip_group_check) { + my $showflag = 0; + if (ref($$classgroups{$poster}{active}) eq 'HASH') { + foreach my $grp (@{$grouppick}) { + if (grep/^\Q$grp\E$/, + keys(%{$$classgroups{$poster}{active}})) { + $showflag = 1; + last; + } + } + } + if ($showflag) { + $$shown{$idx} = 1; + } else { + $$shown{$idx} = 0; + } + } + } else { + $$shown{$idx} = 1; + } + } + unless ($$notshown{$idx} == 1) { + if ($prevread > 0 && $prevread <= $posttime) { + $$newitem{$idx} = 1; + $$discussionitems[$idx] .= ' +

+ '; + } else { + $$newitem{$idx} = 0; + $$discussionitems[$idx] .= ' +

'.&mt('NEW').'
+ '; + } + $$discussionitems[$idx] .= ''; + if ($$dischash{$toggkey}) { + $$discussionitems[$idx].=''; + } + $$discussionitems[$idx].= '
   '. + ''.$subject.'  '. + $sender.' '.$vgrlink.' ('. + &Apache::lonlocal::locallocaltime($posttime).')  '. + $ctlink.'

'. + $message.'

'; + if ($contrib{$idx.':history'}) { + my @postversions = (); + $$discussionitems[$idx] .= &mt('This post has been edited by the author.'); + if ($seeid) { + $$discussionitems[$idx] .= '  '.&mt('Display all versions').''; + } + $$discussionitems[$idx].='
'.&mt('Earlier version(s) were posted on: '); + if ($contrib{$idx.':history'} =~ m/:/) { + @postversions = split(/:/,$contrib{$idx.':history'}); + } else { + @postversions = ("$contrib{$idx.':history'}"); + } + for (my $i=0; $i<@postversions; $i++) { + my $version = $i+1; + $$discussionitems[$idx] .= ''.$version.'. - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' '; + } + } + } + } } } - $discussion.=$newattachmsg; - $discussion.=&generate_preview_button(); } + } +} + +sub filter_regexp { + my ($rolefilter,$sectionpick,$statusfilter) = @_; + my ($roleregexp,$secregexp,$statusregexp); + my $skiptest = 1; + if (@{$rolefilter} > 0) { + my @okrolefilter = (); + foreach my $role (@{$rolefilter}) { + unless ($role eq '') { + push(@okrolefilter, $role); + } + } + if (@okrolefilter > 0) { + if (grep/^all$/,@okrolefilter) { + $roleregexp='[^:]+'; + } else { + if (@okrolefilter == 1) { + $roleregexp=$okrolefilter[0]; + } else { + $roleregexp='('.join('|',@okrolefilter).')'; + } + $skiptest = 0; + } + } + } + if (@{$sectionpick} > 0) { + my @oksectionpick = (); + foreach my $sec (@{$sectionpick}) { + unless ($sec eq '') { + push(@oksectionpick, $sec); + } + } + if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) { + if (@oksectionpick == 1) { + $secregexp = $oksectionpick[0]; + } else { + $secregexp .= '('.join('|',@oksectionpick).')'; + } + $skiptest = 0; + } else { + $secregexp .= '[^:]*'; + } + } + + if (defined($statusfilter) && $statusfilter ne '') { + if ($statusfilter eq 'all') { + $statusregexp = '[^:]+'; + } else { + $statusregexp = $statusfilter; + $skiptest = 0; + } + } + return ($skiptest,$roleregexp,$secregexp,$statusregexp); +} + + +sub get_post_contents { + my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_; + my $discussion = ''; + my $start=$numver; + my $end=$numver + 1; + %{$$imsfiles{$idx}}=(); + if ($type eq 'allversions') { + unless($seeid) { + $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.'); + return $discussion; + } + } +# $$screenname=&Apache::loncommon::screenname( +# $$contrib{$idx.':sendername'}, +# $$contrib{$idx.':senderdomain'}); + $$plainname=&Apache::loncommon::nickname( + $$contrib{$idx.':sendername'}, + $$contrib{$idx.':senderdomain'}); + $$screenname=$$contrib{$idx.':screenname'}; + + my $sender=&Apache::loncommon::aboutmewrapper( + $$plainname, + $$contrib{$idx.':sendername'}, + $$contrib{$idx.':senderdomain'}).' ('. + $$contrib{$idx.':sendername'}.' at '. + $$contrib{$idx.':senderdomain'}.')'; + my $attachmenturls = $$contrib{$idx.':attachmenturl'}; + my @postversions = (); + if ($type eq 'allversions' || $type eq 'export') { + $start = 0; + if ($$contrib{$idx.':history'}) { + @postversions = split(/:/,$$contrib{$idx.':history'}); + } + &get_post_versions($messages,$$contrib{$idx.':message'},1); + &get_post_versions($subjects,$$contrib{$idx.':subject'},1); + push(@postversions,$$contrib{$idx.':timestamp'}); + $end = @postversions; } else { - if (&discussion_open($status) && - &Apache::lonnet::allowed('pch', - $ENV{'request.course.id'}. - ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { - if ($outputtarget ne 'tex') { - $discussion.='
'. - ''. - &mt('Post Discussion').'
'; - } - } + &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver); + &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver); + } + + if ($$contrib{$idx.':anonymous'}) { + $sender.=' ['.&mt('anonymous').'] '.$$screenname; + } + if ($type eq 'allversions') { + $discussion=(''.$sender.'
    '); + } + for (my $i=$start; $i<$end; $i++) { + my ($timesent,$attachmsg); + my %currattach = (); + $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]); + &newline_to_br(\$messages->{$i}); + $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i}); + $$subjects{$i}=~s/\n/\
    /g; + $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i}); + if ($attachmenturls) { + &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach); + } + if ($type eq 'export') { + $$imsfiles{$idx}{$i} = ''; + if ($attachmsg) { + $$attachtxt{$i} = '
    '.&mt('Attachments').':
    '; + foreach my $key (sort(keys(%currattach))) { + if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) { + my $fname = $1.$3.'/'.$4; + $$imsfiles{$idx}{$i} .= ''."\n"; + $$attachtxt{$i}.= ''.$4.'
    '; + } + } + } + } else { + if ($attachmsg) { + $$attachtxt{$i} = '
    '.&mt('Attachments').':'.$attachmsg.'
    '; + } else { + $$attachtxt{$i} = ''; + } + } + if ($type eq 'allversions') { + $discussion.= <<"END"; +
  • $$subjects{$i}, $timesent
    +$$messages{$i}
    +$$attachtxt{$i}
    • +END + } + } + if ($type eq 'allversions') { + $discussion.='
'; + return $discussion; + } else { + return; } - return $discussion; +} + +sub replicate_attachments { + my ($attachrefs,$tempexport) = @_; + my $response; + foreach my $id (keys(%{$attachrefs})) { + if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) { + my $path = $tempexport; + my $tail = $1.'/'.$2.$4; + my @extras = split(/\//,$tail); + my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5; + if (!-e $destination) { + my $i= 0; + while ($i<@extras) { + $path .= '/'.$extras[$i]; + if (!-e $path) { + mkdir($path,0700); + } + $i ++; + } + my ($content,$rtncode); + my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode); + if ($uploadreply eq 'ok') { + my $attachcopy; + if ($attachcopy = Apache::File->new('>'.$destination)) { + print $attachcopy $content; + close($attachcopy); + } else { + $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'
'."\n"; + } + } else { + &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode"); + $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'
'."\n"; + } + } + } + } + return $response; } sub mail_screen { - my ($r,$feedurl,$options) = @_; - if (exists($ENV{'form.origpage'})) { - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss']); - } - my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion', - '','onLoad="window.focus();setposttype();"'); - my $title=&Apache::lonnet::gettitle($feedurl); - if (!$title) { $title = $feedurl; } + my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_; + if (exists($env{'form.origpage'})) { + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']); + } + + my %lt = &Apache::lonlocal::texthash( + 'plch' => 'Please check at least one of the following feedback types:', + 'myqu' => 'My question/comment/feedback:', + 'title' => 'Title', + 'reta' => 'Retained attachments', + 'atta' => 'Attachment', + ); + my $restitle = &get_resource_title($caller_symb,$feedurl); my $quote=''; my $subject = ''; my $comment = ''; @@ -930,26 +1629,31 @@ sub mail_screen { my $attachnum = 0; my $anonchk = (< 0) { - if ($contrib{$idx.':message'} =~ /^/g; - $quote='
'.&Apache::lontexconvert::msgtexconverted($message).'
'; if ($idx > 0) { - if ($contrib{$idx.':subject'} =~ /^&"'); } else { $attachmenturls = $contrib{$idx.':attachmenturl'}; - if ($contrib{$idx.':message'} =~ /^/) { - my %versions = (); - &get_post_versions(\%versions,$contrib{$idx.':message'},$numoldver); - $comment = $versions{$numoldver}; - } else { - $comment = &HTML::Entities::encode($contrib{$idx.':message'},'<>&"'); - } - if ($contrib{$idx.':subject'} =~ //) { - my %versions = (); - &get_post_versions(\%versions,$contrib{$idx.':subject'},$numoldver); - $subject = $versions{$numoldver}; - } else { - $subject = &HTML::Entities::encode($contrib{$idx.':subject'},'<>&"'); + if ($idx > 0) { + my %msgversions = (); + &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver); + $comment = $msgversions{$numoldver}; + my %subversions = (); + &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver); + $subject = $subversions{$numoldver}; } if (defined($contrib{$idx.':replyto'})) { $parentmsg = $contrib{$idx.':replyto'}; } - unless (exists($ENV{'form.origpage'})) { - my $anonflag = 0; + unless (exists($env{'form.origpage'})) { + my $anonflag = 'nonanon'; if ($contrib{$idx.':anonymous'}) { - $anonflag = 1; + $anonflag = 'anon'; } $anonscript = (<'; + if ($env{'form.previous'}) { + $prevtag = ''; } } - if ($ENV{'form.origpage'}) { - $subject = $ENV{'form.subject'}; - $comment = $ENV{'form.comment'}; + if ($env{'form.origpage'}) { + $subject = &unescape($env{'form.subject'}); + $comment = &unescape($env{'form.comment'}); &process_attachments(\@currnewattach,\@currdelold,\@keepold); } my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(); - my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders(); my $send=&mt('Send'); - $r->print(< - -The LearningOnline Network with CAPA - -$htmlheader + my $alert = &mt('Please select a feedback type.'); + my $js= < // - -$bodytag -

$title

+END + + my %onload = ('onload' => 'window.focus();setposttype();'); + my $start_page= + &Apache::loncommon::start_page('Resource Feedback and Discussion',$js, + {'add_entries' => \%onload}); + + if ($quote ne '') { + &newline_to_br(\$quote); + $quote='
'.&Apache::lontexconvert::msgtexconverted($quote).'
'; + } + + $r->print(<$restitle
$prevtag END - if ($ENV{'form.replydisc'}) { + if ($env{'form.replydisc'}) { $r->print(< + END - } elsif ($ENV{'form.editdisc'}) { + } elsif ($env{'form.editdisc'}) { $r->print(< + END } $r->print(< $quote -

My question/comment/feedback:

+

$lt{'myqu'}

$latexHelp -Title:

+$lt{'title'}:

END - if ( ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'}) ) { - if ($ENV{'form.origpage'}) { - foreach (@currnewattach) { - $r->print(''."\n"); + if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) { + if ($env{'form.origpage'}) { + foreach my $attach (@currnewattach) { + $r->print(''."\n"); } - foreach (@currdelold) { - $r->print(''."\n"); + foreach my $oldatt (@currdelold) { + $r->print(''."\n"); } } - if ($ENV{'form.editdisc'}) { + if ($env{'form.editdisc'}) { if ($attachmenturls) { &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold); - $attachnum = scalar(keys %currattach); - foreach (keys %currattach) { - $r->print(''."\n"); + $attachnum = scalar(keys(%currattach)); + foreach my $key (keys(%currattach)) { + $r->print(''."\n"); } } } } else { $r->print(< +$lt{'atta'} $attachmaxtext:

END } + if (exists($env{'form.group'})) { + $r->print(''); + } + if (exists($env{'form.ref'})) { + $r->print(''); + } $r->print(< @@ -1183,20 +1865,22 @@ END

END - if ($ENV{'form.editdisc'} || $ENV{'form.replydisc'}) { + if ($env{'form.editdisc'} || $env{'form.replydisc'}) { my $now = time; my $ressymb = $symb; + &Apache::lonenc::check_encrypt(\$ressymb); my $postidx = ''; - if ($ENV{'form.editdisc'}) { + if ($env{'form.editdisc'}) { $postidx = $idx; } if (@currnewattach > 0) { $attachnum += @currnewattach; } - $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver)); + my $blockblog = &Apache::loncommon::blocking_status('blogs'); + $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog)); if ($attachnum > 0) { if (@currnewattach > 0) { - $newattachmsg .= 'New attachments
'; + $newattachmsg .= '
'.&mt('New attachments').'
'; if (@currnewattach > 1) { $newattachmsg .= '
    '; foreach my $item (@currnewattach) { @@ -1210,7 +1894,7 @@ END } } if ($attachmsg) { - $r->print("Retained attachments:$attachmsg
    \n"); + $r->print("
    $lt{'reta'}:$attachmsg
    \n"); } if ($newattachmsg) { $r->print("$newattachmsg
    "); @@ -1219,24 +1903,20 @@ END } $r->print(&generate_preview_button(). &Apache::lonhtmlcommon::htmlareaselectactive('comment'). - ''); + &Apache::loncommon::end_page()); + } sub print_display_options { my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_; - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; my $function = &Apache::loncommon::get_users_function(); my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg', - $ENV{'user.domain'}); - my $bodytag=&Apache::loncommon::bodytag('Discussion options', - '',''); + $env{'user.domain'}); my %lt = &Apache::lonlocal::texthash( - 'dido' => 'Discussion display options', 'pref' => 'Display Preference', 'curr' => 'Current setting ', 'actn' => 'Action', @@ -1249,7 +1929,7 @@ sub print_display_options { 'unread' => 'New posts only', 'unmark' => 'Posts not marked read', 'ondisp' => 'Once displayed', - 'onmark' => 'Once marked not NEW ', + 'onmark' => 'Once marked not NEW', 'toggon' => 'Shown', 'toggoff' => 'Not shown', 'disa' => 'Posts displayed?', @@ -1294,12 +1974,9 @@ sub print_display_options { $currtogg = $lt{'toggon'}; $disctogg = 'toggon'; } - $r->print(< - -$lt{'dido'} - - - -$bodytag -
    +END + + + my $start_page = + &Apache::loncommon::start_page('Discussion display options',$js); + my $end_page = + &Apache::loncommon::end_page(); + $r->print(< $lt{'sdpf'}
    $lt{'prca'}
    1. $lt{'whpo'}
    2. $lt{'unwh'}
    3. $lt{'wipa'}

    - - - - -
    - - - - -
    - - - - - +END + $r->print(&Apache::loncommon::start_data_table()); + $r->print(< + - +END + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(<$lt{'disa'} - - +END + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(<$lt{'npmr'} - - + +END + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(<$lt{'dotm'} - - -
    $lt{'pref'}$lt{'curr'}$lt{'actn'}?$lt{'pref'} + $lt{'curr'} + $lt{'actn'}?
    $lt{$discdisp} $lt{'chgt'} "$dispchangeA" +
    -  $lt{'chgt'} "$dispchangeB" +
    $lt{$discmark}$lt{'chgt'} "$markchange"
    $lt{$disctogg}$lt{'chgt'} "$toggchange"
    -
    -
    + +END + my $save = &mt('Save Changes'); + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::end_data_table()); + $r->print(<
    + - + +END + if (exists($env{'form.group'})) { + $r->print(''); + } + if (exists($env{'form.ref'})) { + $r->print(''); + } + $r->print("

    - - -END +$end_page + "); return; } sub print_sortfilter_options { my ($r,$symb,$previous,$feedurl) = @_; - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - my @sections = (); + + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + + &Apache::lonenc::check_encrypt(\$symb); + my @sections; my $section_sel = ''; - my $numsections = 0; my $numvisible = 5; - my ($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 $status_index = &Apache::loncoursedata::CL_STATUS(); - my %sectioncount = (); - while (my ($student,$data) = each %$classlist) { - my ($section,$status) = ($data->[$sec_index], - $data->[$status_index]); - unless ($section eq '' || $section =~ /^\s*$/) { - if (!defined($sectioncount{$section})) { - $sectioncount{$section} = 1; - $numsections ++; - } else { - $sectioncount{$section} ++; - } - } - } - - if ($ENV{'request.course.sec'} !~ /^\s*$/) { - @sections = ($ENV{'request.course.sec'}); - $numvisible = 1; + my @groups; + my $group_sel = ''; + my $numgroupvis = 5; + my %sectioncount = &Apache::loncommon::get_sections(); + + if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section + @sections = ('all',$env{'request.course.sec'}); + $numvisible = 2; } else { @sections = sort {$a cmp $b} keys(%sectioncount); + if (scalar(@sections) < 4) { + $numvisible = scalar(@sections) + 1; + } unshift(@sections,'all'); # Put 'all' at the front of the list - if ($numsections < 4) { - $numvisible = $numsections + 1; + + } + foreach my $sec (@sections) { + $section_sel .= " \n"; + } + + if (&check_group_priv() eq 'ok') { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum); + @groups = sort {$a cmp $b} keys(%curr_groups); + if (scalar(@groups) < 4) { + $numgroupvis = scalar(@groups) + 1; + } + unshift(@groups,'all'); # Put 'all' at the front of the list + } else { + my @coursegroups = split(/:/,$env{'request.course.groups'}); + if (@coursegroups > 0) { + @coursegroups = sort {$a cmp $b} @coursegroups; + @groups = ('all',@coursegroups); + if (scalar(@groups) < 4) { + $numgroupvis = scalar(@groups) + 1; + } + } else { + @groups = ('all'); + $numgroupvis = 1; } } - foreach (@sections) { - $section_sel .= " \n"; } - + my $function = &Apache::loncommon::get_users_function(); my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg', - $ENV{'user.domain'}); - my $bodytag=&Apache::loncommon::bodytag('Discussion options', - '',''); + $env{'user.domain'}); my %lt = &Apache::lonlocal::texthash( - 'diso' => 'Discussion sorting and filtering options', 'diop' => 'Display Options', 'curr' => 'Current setting ', 'actn' => 'Action', - 'prca' => 'Options can be set that control the sort order of the posts, in addition to which posts are displayed.', + 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.', 'soor' => 'Sort order', - 'disp' => 'Specific user roles', - 'actv' => 'Specific role status', + 'spur' => 'Specific user roles', + 'sprs' => 'Specific role status', 'spse' => 'Specific sections', + 'spgr' => 'Specific groups', 'psub' => 'Pick specific users (by name)', - 'shal' => 'Show a list of current posters' + 'shal' => 'Show a list of current posters', + 'stor' => 'Save changes', ); + + my %sort_types = (); + my %role_types = (); + my %status_types = (); + &sort_filter_names(\%sort_types,\%role_types,\%status_types); + + my $js = < +function verifyFilter() { + var rolenum = 0 + for (var i=0; i +END + + my $start_page= + &Apache::loncommon::start_page('Discussion options',$js); + my $end_page= + &Apache::loncommon::end_page(); + $r->print(< - -$lt{'diso'} - - -$bodytag -
    +$start_page + $lt{'diso'}
    $lt{'prca'}

    - + - + + + - - - - - + + +
    $lt{'soor'}  $lt{'disp'}$lt{'sprs'}  $lt{'actv'}$lt{'spur'}   $lt{'spse'}  $lt{'spgr'}  $lt{'psub'}
    +   - +   - +   +  $lt{'shal'} + +  


    - + +END + if (exists($env{'form.group'})) { + $r->print(''); + } + if (exists($env{'form.ref'})) { + $r->print(''); + } + $r->print("

    - - -END +$end_page +"); } sub print_showposters { my ($r,$symb,$previous,$feedurl,$sortposts) = @_; - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; + + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + + &Apache::lonenc::check_encrypt(\$symb); + my $crs='/'.$env{'request.course.id'}; + if ($env{'request.course.sec'}) { + $crs.='_'.$env{'request.course.sec'}; } -# backward compatibility (bulletin boards used to be 'wrapped') - my $ressymb=$symb; - if ($ressymb =~ /bulletin___\d+___/) { - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; + $crs=~s/\_/\//g; + my $seeid; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $group = $env{'form.group'}; + my $ressymb = &wrap_symb($symb); + if (($group ne '') && + ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) { + if (&check_group_priv($group,'dgp') eq 'ok') { + $seeid = 1; } + } else { + $seeid=&Apache::lonnet::allowed('rin',$crs); } - my $crs='/'.$ENV{'request.course.id'}; - if ($ENV{'request.course.sec'}) { - $crs.='_'.$ENV{'request.course.sec'}; - } - $crs=~s/\_/\//g; - my $seeid=&Apache::lonnet::allowed('rin',$crs); - my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, + $cdom,$cnum); my %namesort = (); my %postcounts = (); - my %lt=&Apache::lonlocal::texthash( - 'diso' => 'Discussion filtering options', - ); - my $bodytag=&Apache::loncommon::bodytag('Discussion options', - '',''); + + my %lt = &Apache::lonlocal::texthash( + sele => 'Select', + full => 'Fullname', + usdo => 'Username:domain', + post => 'Posts', + ); if ($contrib{'version'}) { for (my $idx=1;$idx<=$contrib{'version'};$idx++) { my $hidden=($contrib{'hidden'}=~/\.$idx\./); my $deleted=($contrib{'deleted'}=~/\.$idx\./); unless ((($hidden) && (!$seeid)) || ($deleted)) { - if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { + if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) { my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'}); my $lastname = $names{'lastname'}; my $firstname = $names{'firstname'}; @@ -1613,7 +2383,7 @@ sub print_showposters { $postcounts{$poster} ++; if (defined($namesort{$lastname}{$firstname})) { if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) { - push @{$namesort{$lastname}{$firstname}}, $poster; + push(@{$namesort{$lastname}{$firstname}}, $poster); } } else { @{$namesort{$lastname}{$firstname}} = ("$poster"); @@ -1622,68 +2392,84 @@ sub print_showposters { } } } + + my $start_page = &Apache::loncommon::start_page('Discussion options'); + my $table_start =&Apache::loncommon::start_data_table(); $r->print(< - -$lt{'diso'} - - -$bodytag +$start_page
    - - -
    - - - - - - +
    + $table_start + + + + + END my $count = 0; - foreach my $last (sort keys %namesort) { - foreach my $first (sort keys %{$namesort{$last}}) { - foreach (sort @{$namesort{$last}{$first}}) { - my ($uname,$udom) = split/:/,$_; + foreach my $last (sort(keys(%namesort))) { + foreach my $first (sort(keys(%{$namesort{$last}}))) { + foreach my $user (sort(@{$namesort{$last}{$first}})) { + my ($uname,$udom) = split(/:/,$user); if (!$uname || !$udom) { next; } else { $count ++; - $r->print(''); + $r->print(&Apache::loncommon::start_data_table_row(). + ' + + + '. + &Apache::loncommon::end_data_table_row()); } } } } + $r->print(&Apache::loncommon::end_data_table()); + my $end_page = &Apache::loncommon::end_page(); $r->print(< - - -
    No.SelectFullname(Username/domain)Posts
    #$lt{'sele'}$lt{'full'} ($lt{'usdo'})$lt{'post'}
    '.$count.''.$last.', '.$first.' ('.$uname.','.$udom.')'.$postcounts{$_}.'
    '.$count.''.$last.', '.$first.' ('.$uname.':'.$udom.')'.$postcounts{$user}.'

    - - +$end_page END } sub get_post_versions { - my ($versions,$incoming,$numver) = @_; - my $p = HTML::LCParser->new(\$incoming); - my $done = 0; - while ( (my $token = $p->get_tag("version")) && (!$done)) { - my $num = $token->[1]{num}; - my $text = $p->get_text("/version"); - if (defined($numver)) { - if ($num == $numver) { - $$versions{$numver}=$text; - $done = 1; + my ($versions,$incoming,$htmldecode,$numver) = @_; + if ($incoming =~ /^/) { + my $p = HTML::LCParser->new(\$incoming); + my $done = 0; + + while ( (my $token = $p->get_tag("version")) && (!$done)) { + my $num = $token->[1]{num}; + my $text = $p->get_text("/version"); + if (defined($numver)) { + if ($num == $numver) { + if ($htmldecode) { + $text = &HTML::Entities::decode($text); + } + $$versions{$numver}=$text; + $done = 1; + } + } else { + if ($htmldecode) { + $text = &HTML::Entities::decode($text); + } + $$versions{$num}=$text; } + } + } else { + if (!defined($numver)) { + $numver = 0; + } + if ($htmldecode) { + $$versions{$numver} = $incoming; } else { - $$versions{$num}=$text; + $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"'); } } return; @@ -1692,51 +2478,59 @@ sub get_post_versions { sub get_post_attachments { my ($attachments,$attachmenturls) = @_; my $num; - my $p = HTML::LCParser->new(\$attachmenturls); - while (my $token = $p->get_tag("attachment","filename","post")) { - if ($token->[0] eq "attachment") { - $num = $token->[1]{id}; - %{$$attachments{$num}} =(); - } elsif ($token->[0] eq "filename") { - $$attachments{$num}{'filename'} = $p->get_text("/filename"); - } elsif ($token->[0] eq "post") { - my $id = $token->[1]{id}; - $$attachments{$num}{$id} = $p->get_text("/post"); + if ($attachmenturls =~ m/^/) { + my $p = HTML::LCParser->new(\$attachmenturls); + while (my $token = $p->get_tag("attachment","filename","post")) { + if ($token->[0] eq "attachment") { + $num = $token->[1]{id}; + %{$$attachments{$num}} =(); + } elsif ($token->[0] eq "filename") { + $$attachments{$num}{'filename'} = $p->get_text("/filename"); + } elsif ($token->[0] eq "post") { + my $id = $token->[1]{id}; + $$attachments{$num}{$id} = $p->get_text("/post"); + } } + } else { + %{$$attachments{'0'}} = (); + $$attachments{'0'}{'filename'} = $attachmenturls; + $$attachments{'0'}{'0'} = 'n'; } + return; } -sub fail_redirect {; +sub fail_redirect { my ($r,$feedurl) = @_; if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' }; - $r->print (< -Feedback not sent - - - - - -Sorry, no recipients ... - - + my %lt = &Apache::lonlocal::texthash( + 'sorr' => 'Sorry, no recipients ...', + ); + my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); + $r->print(&Apache::loncommon::start_page('Feedback not sent',undef, + {'redirect' => [2,$feedurl], + 'only_body' => 1,})); + $r->print(< +$lt{'sorr'} ENDFAILREDIR + $r->print(&Apache::loncommon::end_page()); } sub redirect_back { - my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$secpick,$numpicks) = @_; + my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_; my $sorttag = ''; my $roletag = ''; my $statustag = ''; my $sectag = ''; + my $grptag = ''; my $userpicktag = ''; my $qrystr = ''; my $prevtag = ''; - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } + + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + &dewrapper(\$feedurl); if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' }; if ($previous > 0) { $qrystr = 'previous='.$previous; @@ -1755,31 +2549,90 @@ sub redirect_back { $feedurl .= '?'.$sortqry; } $sorttag = ''; - if ( (defined($numpicks)) && ($numpicks > 0) ) { + if (defined($numpicks)) { my $userpickqry = 'totposters='.$numpicks; $feedurl .= '&'.$userpickqry; $userpicktag = ''; } else { - my $roleqry = 'rolefilter='.$rolefilter; - $feedurl .= '&'.$roleqry; - $roletag = ''; + if (ref($sectionpick) eq 'ARRAY') { + $feedurl .= '§ionpick='; + $sectag .= ''; + } else { + $feedurl .= '§ionpick='.$sectionpick; + $sectag = ''; + } + if (ref($grouppick) eq 'ARRAY') { + $feedurl .= '&grouppick='; + $sectag .= ''; + } else { + $feedurl .= '&grouppick='.$grouppick; + $grptag = ''; + } + if (ref($rolefilter) eq 'ARRAY') { + $feedurl .= '&rolefilter='; + $roletag .= ''; + } else { + $feedurl .= '&rolefilter='.$rolefilter; + $roletag = ''; + } $feedurl .= '&statusfilter='.$statusfilter; $statustag =''; - $feedurl .= '§ionpick='.$secpick; - $sectag = ''; } } - $r->print (< - -Feedback sent - - - - - + my $grouptag; + if ($group ne '') { + $grouptag = ''; my $refarg; + if (exists($env{'form.ref'})) { + $refarg = '&ref='.$env{'form.ref'}; + $grouptag .= ''; + } + if ($feedurl =~ /\?/) { + $feedurl .= '&group='.$group.$refarg; + } else { + $feedurl .= '?group='.$group.$refarg; + } + } + &Apache::lonenc::check_encrypt(\$feedurl); + my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); + my %onload; + if ($env{'environment.remote'} ne 'off') { + $onload{'onload'} = + "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }"; + } + my $start_page= + &Apache::loncommon::start_page('Feedback sent',undef, + {'redirect' => [0,$feedurl], + 'only_body' => 1, + 'add_entries' => \%onload}); + my $end_page = &Apache::loncommon::end_page(); + $r->print(< $typestyle Sent $sendsomething message(s), and $sendposts post(s). +$blog +$toolarge $status
    $prevtag @@ -1787,78 +2640,101 @@ $sorttag $statustag $roletag $sectag +$grptag $userpicktag +$grouptag
    - - +$end_page ENDREDIR } sub no_redirect_back { my ($r,$feedurl) = @_; my $nofeed=&mt('Sorry, no feedback possible on this resource ...'); - $r->print (< -Feedback not sent - -ENDNOREDIR + + my %onload; + if ($env{'environment.remote'} ne 'off') { + $onload{'onload'} = + "if (window.name!='loncapaclient') { self.window.close(); }"; + } + + my %body_options = ('only_body' => 1, + 'bgcolor' => '#FFFFFF', + 'add_entries' => \%onload,); + + if ($feedurl !~ m{^/adm/feedback}) { + $body_options{'rediect'} = [2,$feedurl]; + } + my $start_page= + &Apache::loncommon::start_page('Feedback not sent',undef, + \%body_options); + + my $end_page = &Apache::loncommon::end_page(); - if ($feedurl!~/^\/adm\/feedback/) { - $r->print(''); - } - + &Apache::lonenc::check_encrypt(\$feedurl); + my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); $r->print (< - - +$start_page + $nofeed - - +
    +$end_page ENDNOREDIRTWO } sub screen_header { - my ($feedurl) = @_; + my ($feedurl,$symb) = @_; my $msgoptions=''; my $discussoptions=''; - unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) { - if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) { + unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) { + if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) { $msgoptions= - '

    '. - &mt('Feedback to resource author').'

    '; + '

    '; + } + my %optionhash=(); + foreach my $type ('question','comment','policy') { + $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'}; } if (&feedback_available(1)) { $msgoptions.= - '
    '. - &mt('Question about resource content'); + '

    '; } if (&feedback_available(0,1)) { $msgoptions.= - '
    '. - &mt('Question/Comment/Feedback about course content'); + '

    '; } if (&feedback_available(0,0,1)) { $msgoptions.= - '
    '. - &mt('Question/Comment/Feedback about course policy'); + '

    '; } } - if ($ENV{'request.course.id'}) { - if (&discussion_open() && + if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) { + my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards'); + if (!$blocked && &discussion_open(undef,$symb) && &Apache::lonnet::allowed('pch', - $ENV{'request.course.id'}. - ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { - $discussoptions=' '. + $env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) { + $discussoptions='
    '. + ''.&mt('Change Screenname').''; + my $blockblog = &Apache::loncommon::blocking_status('blogs'); + if (!$blockblog) { + $discussoptions.= &add_blog_checkbox(); + } + } } - if ($msgoptions) { $msgoptions='

    '.&mt('Sending Messages').'

    '.$msgoptions; } + if ($msgoptions) { $msgoptions='

    '.&mt('Sending Messages').'

    '.$msgoptions; } if ($discussoptions) { - $discussoptions='

    '.&mt('Discussion Contributions').'

    '.$discussoptions; } + $discussoptions='

    '.&mt('Discussion Contributions').'

    '.$discussoptions; } return $msgoptions.$discussoptions; } @@ -1876,20 +2752,21 @@ sub resource_output { } sub clear_out_html { - my ($message,$override)=@_; - unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; } + my ($message,$override,$ignore_htmlarea)=@_; + if (!$ignore_htmlarea + && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; } # Always allow the -tag my %html=(M=>1); # Check if more is allowed - my $cid=$ENV{'request.course.id'}; - if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) || + my $cid=$env{'request.course.id'}; + if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) || ($override)) { # allows


      1. #

        # %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1, BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1, - M=>1, SUB=>1, SUP=>1, SPAN=>1, + M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1, H1=>1, H2=>1, H3=>1, H4=>1, H5=>1); } # Do the substitution of everything that is not explicitly allowed @@ -1901,166 +2778,126 @@ sub clear_out_html { } sub assemble_email { - my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_; + my ($message,$prevattempts,$usersaw,$useranswer)=@_; + my %lt = &Apache::lonlocal::texthash( + 'prev' => 'Previous attempts of student (if applicable)', + 'orig' => 'Original screen output (if applicable)', + 'corr' => 'Correct Answer(s) (if applicable)', + ); my $email=<<"ENDEMAIL"; -Refers to $feedurl - $message ENDEMAIL my $citations=<<"ENDCITE"; -

        Previous attempts of student (if applicable)

        +

        $lt{'prev'}

        $prevattempts
        -

        Original screen output (if applicable)

        +

        $lt{'orig'}

        $usersaw -

        Correct Answer(s) (if applicable)

        +

        $lt{'corr'}

        $useranswer ENDCITE return ($email,$citations); } -sub secapply { - my $rec=shift; - my $defaultflag=shift; - $rec=~s/\s+//g; - $rec=~s/\@/\:/g; - my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/); - if ($sections) { - foreach (split(/\;/,$sections)) { - if (($_ eq $ENV{'request.course.sec'}) || - ($defaultflag && ($_ eq '*'))) { - return $adr; - } - } - } else { - return $rec; - } - return ''; -} - -sub decide_receiver { - my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_; - my $typestyle=''; - my %to=(); - if ($ENV{'form.author'}||$author) { - $typestyle.='Submitting as Author Feedback
        '; - $feedurl=~/^\/res\/(\w+)\/(\w+)\//; - $to{$2.':'.$1}=1; - } - if ($ENV{'form.question'}||$question) { - $typestyle.='Submitting as Question
        '; - foreach (split(/\,/, - $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'}) - ) { - my $rec=&secapply($_,$defaultflag); - if ($rec) { $to{$rec}=1; } - } - } - if ($ENV{'form.course'}||$course) { - $typestyle.='Submitting as Comment
        '; - foreach (split(/\,/, - $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}) - ) { - my $rec=&secapply($_,$defaultflag); - if ($rec) { $to{$rec}=1; } - } - } - if ($ENV{'form.policy'}||$policy) { - $typestyle.='Submitting as Policy Feedback
        '; - foreach (split(/\,/, - $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'}) - ) { - my $rec=&secapply($_,$defaultflag); - if ($rec) { $to{$rec}=1; } - } - } - if ((scalar(%to) eq '0') && (!$defaultflag)) { - ($typestyle,%to)= - &decide_receiver($feedurl,$author,$question,$course,$policy,1); - } - return ($typestyle,%to); -} sub feedback_available { my ($question,$course,$policy)=@_; - my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy); + my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question, + $course,$policy); return scalar(%to); } sub send_msg { - my ($feedurl,$email,$citations,$attachmenturl,%to)=@_; - my $status=''; - my $sendsomething=0; - foreach (keys %to) { - if ($_) { - my $declutter=&Apache::lonnet::declutter($feedurl); - unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_), - 'Feedback ['.$declutter.']',$email,$citations,$feedurl, - $attachmenturl)=~/ok/) { - $status.='
        '.&mt('Error sending message to').' '.$_.'
        '; - } else { - $sendsomething++; - } + my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_; + my $status=''; + my $sendsomething=0; + my $restitle = &get_resource_title($symb,$feedurl); + if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; } + unless ($title=~/\w/) { $title=&mt('Feedback'); } + foreach my $key (keys(%to)) { + if ($key) { + my ($user,$domain) = split(/\:/,$key,2); + if (!defined($user)) { + $status.='
        '.&mt('Error sending message to [_1], no user specified.',$key); + } elsif (!defined($domain)) { + $status.='
        '.&mt('Error sending message to [_1], no domain specified.',$key); + } else { + unless (&Apache::lonmsg::user_normal_msg($user,$domain, + $title.' ['.$restitle.']',$email,$citations,$feedurl, + $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) { + $status.='
        '.&mt('Error sending message to').' '.$key.'
        '; + } else { + $sendsomething++; + } + } + } } - } + my %record=&Apache::lonnet::restore('_feedback'); - my ($temp)=keys %record; + my ($temp)=keys(%record); unless ($temp=~/^error\:/) { - my %newrecord=(); - $newrecord{'resource'}=$feedurl; - $newrecord{'subnumber'}=$record{'subnumber'}+1; - unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') { - $status.='
        '.&mt('Not registered').'
        '; - } + my %newrecord=(); + $newrecord{'resource'}=$feedurl; + $newrecord{'subnumber'}=$record{'subnumber'}+1; + unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') { + $status.='
        '.&mt('Not registered').'
        '; + } } - - return ($status,$sendsomething); + + return ($status,$sendsomething); } sub adddiscuss { my ($symb,$email,$anon,$attachmenturl,$subject)=@_; my $status=''; - if (&discussion_open() && - &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}. - ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { + my $realsymb; + if ($symb=~/^bulletin___/) { + my $filename=(&Apache::lonnet::decode_symb($symb))[2]; + $filename=~s|^adm/wrapper/||; + $realsymb=&Apache::lonnet::symbread($filename); + } + if (&discussion_open(undef,$realsymb) && + &Apache::lonnet::allowed('pch',$env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) { my %contrib=('message' => $email, - 'sendername' => $ENV{'user.name'}, - 'senderdomain' => $ENV{'user.domain'}, - 'screenname' => $ENV{'environment.screenname'}, - 'plainname' => $ENV{'environment.firstname'}.' '. - $ENV{'environment.middlename'}.' '. - $ENV{'environment.lastname'}.' '. - $ENV{'enrironment.generation'}, + 'sendername' => $env{'user.name'}, + 'senderdomain' => $env{'user.domain'}, + 'screenname' => $env{'environment.screenname'}, + 'plainname' => $env{'environment.firstname'}.' '. + $env{'environment.middlename'}.' '. + $env{'environment.lastname'}.' '. + $env{'enrironment.generation'}, 'attachmenturl'=> $attachmenturl, 'subject' => $subject); - if ($ENV{'form.replydisc'}) { - $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1]; + if ($env{'form.replydisc'}) { + $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1]; } if ($anon) { $contrib{'anonymous'}='true'; } if (($symb) && ($email)) { - if ($ENV{'form.editdisc'}) { - my %newcontrib = (); + 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'}); + my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'}); + &Apache::lonenc::check_decrypt(\$oldsymb); $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|; # get timestamp for last post and history - my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); if (defined($oldcontrib{$oldidx.':replyto'})) { $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'}; } if (defined($oldcontrib{$oldidx.':history'})) { if ($oldcontrib{$oldidx.':history'} =~ /:/) { - my @oldversions = split/:/,$oldcontrib{$oldidx.':history'}; + my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'}); $numoldver = @oldversions; } else { $numoldver = 1; @@ -2085,29 +2922,25 @@ sub adddiscuss { } } $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'}; - foreach (keys %contrib) { - my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_; - $newcontrib{$key} = $contrib{$_}; - } - my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'}, - \%newcontrib, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'}, + $oldsymb,$oldidx,\%contrib, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); $status='Editing class discussion'.($anon?' (anonymous)':''); } else { $status='Adding to class discussion'.($anon?' (anonymous)':'').': '. - &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'}, + $env{'course.'.$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'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); } my %record=&Apache::lonnet::restore('_discussion'); - my ($temp)=keys %record; + my ($temp)=keys(%record); unless ($temp=~/^error\:/) { my %newrecord=(); $newrecord{'resource'}=$symb; @@ -2121,174 +2954,264 @@ 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 { - my $r=shift; - my $message=&clear_out_html($ENV{'form.comment'}); - $message=~s/\n/\
        /g; + my ($r) = @_; + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + my $start_page= + &Apache::loncommon::start_page('Preview',undef, + {'only_body' => 1,}); + + my $message=&clear_out_html($env{'form.comment'}); + &newline_to_br(\$message); $message=&Apache::lonspeller::markeduptext($message); $message=&Apache::lontexconvert::msgtexconverted($message); - my $subject=&clear_out_html($ENV{'form.subject'}); + my $subject=&clear_out_html($env{'form.subject'},undef,1); $subject=~s/\n/\
        /g; $subject=&Apache::lontexconvert::msgtexconverted($subject); - $r->print('
        '. - 'Subject: '.$subject.'

        '. - $message.'
        '); + + my $end_page = &Apache::loncommon::end_page(); + + $r->print($start_page.'
        '. + ''.&mt('Subject').': '.$subject.'

        '. + $message.'
        '.$end_page); +} + + +sub newline_to_br { + my ($message)=@_; + my $newmessage; + my $parser=HTML::LCParser->new($message); + while (my $token=$parser->get_token()) { + if ($token->[0] eq 'T') { + my $text=$token->[1]; + $text=~s/\n/\
        /g; + $newmessage.=$text; + } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') { + $newmessage.=$token->[1]; + } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') { + $newmessage.=$token->[2]; + } elsif ($token->[0] eq 'S') { + $newmessage.=$token->[4]; + } + + } + $$message=$newmessage; } sub generate_preview_button { + my ($formname,$fieldname)=@_; + unless ($formname) { $formname='mailform'; } + unless ($fieldname) { $fieldname='comment'; } my $pre=&mt("Show Preview and Check Spelling"); return(<
        +onClick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
        ENDPREVIEW } sub modify_attachments { - my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_; - my $subject=&clear_out_html($ENV{'form.subject'}); + my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls, + $attachmaxtext,$toolarge)=@_; + + my %lt = &Apache::lonlocal::texthash( + 'subj' => 'Subject', + 'thfo' => 'The following attachments were part of the most recent saved version of this posting.', + 'chth' => 'Check the checkboxes for any you wish to remove.', + 'thef' => 'The following attachments have been uploaded for inclusion with this posting.', + 'adda' => 'Add a new attachment to this post.', + 'stch' => 'Save Changes', + ); + my $js = < + function setAction () { + document.modattachments.action = document.modattachments.origpage.value; + document.modattachments.submit(); + } + +END + + my $start_page = + &Apache::loncommon::start_page('Discussion Post Attachments',$js); + + my $orig_subject = &unescape($env{'form.subject'}); + my $subject=&clear_out_html($orig_subject,undef,1); $subject=~s/\n/\
        /g; $subject=&Apache::lontexconvert::msgtexconverted($subject); - my $timestamp=$ENV{'form.timestamp'}; - my $numoldver=$ENV{'form.numoldver'}; - my $bodytag=&Apache::loncommon::bodytag('Discussion Post Attachments', - '',''); + my $timestamp=$env{'form.timestamp'}; + my $numoldver=$env{'form.numoldver'}; + my $msg = ''; my %attachments = (); my %currattach = (); if ($idx) { &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold); } + &Apache::lonenc::check_encrypt(\$symb); + + my $end_page = + &Apache::loncommon::end_page(); + $r->print(< - -Managing Attachments - - -$bodytag +$start_page +$toolarge
        - +
        +
        - + + + + +
        - Subject:$subject

        +         		+ Subject: $subject

        END if ($idx) { if ($attachmenturls) { - my @currold = keys %currattach; + my @currold = keys(%currattach); if (@currold > 0) { - $r->print("The following attachments were part of the most recent saved version of this posting.
        Check the checkboxes for any you wish to remove
        \n"); + $r->print($lt{'thfo'}.'
        '.$lt{'chth'}.'
        '."\n"); foreach my $id (@currold) { my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'}); $attachurl =~ m#/([^/]+)$#; - $r->print(' '.$1.'
        '."\n"); + $r->print('
        '."\n"); } $r->print("
        "); } } } - if (@{$currnewattach} > 0) { - $r->print("The following attachments have been uploaded for inclusion with this posting.
        Check the checkboxes for any you wish to remove
        \n"); - foreach (@{$currnewattach}) { - $_ =~ m#/([^/]+)$#; - $r->print(' '.$1.'
        '."\n"); + if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { + $r->print($lt{'thef'}.'
        '.$lt{'chth'}.'
        '."\n"); + foreach my $attach (@{$currnewattach}) { + $attach =~ m#/([^/]+)$#; + $r->print('
        '."\n"); } $r->print("
        "); } $r->print(< +
        + $lt{'adda'}
        $attachmaxtext
        - - - - - - - - + + + + + + + + END - foreach (@{$currnewattach}) { - $r->print(''."\n"); + foreach my $item (@{$currnewattach}) { + $r->print(''."\n"); } - foreach (@{$currdelold}) { - $r->print(''."\n"); + foreach my $item (@{$currdelold}) { + $r->print(''."\n"); } $r->print(< + - - +$end_page END return; } sub process_attachments { my ($currnewattach,$currdelold,$keepold) = @_; - if (exists($ENV{'form.currnewattach'})) { - if (ref($ENV{'form.currnewattach'}) eq 'ARRAY') { - @{$currnewattach} = @{$ENV{'form.currnewattach'}}; - } else { - $$currnewattach[0] = $ENV{'form.currnewattach'}; - } - } - if (exists($ENV{'form.deloldattach'})) { - if (ref($ENV{'form.deloldattach'}) eq 'ARRAY') { - @{$currdelold} = @{$ENV{'form.deloldattach'}}; - } else { - $$currdelold[0] = $ENV{'form.deloldattach'}; - } - } - if (exists($ENV{'form.delnewattach'})) { - my @currdelnew = (); + + @{$currnewattach}= + &Apache::loncommon::get_env_multiple('form.currnewattach'); + @{$currdelold}= + &Apache::loncommon::get_env_multiple('form.deloldattach'); + if (exists($env{'form.delnewattach'})) { + my @currdelnew = + &Apache::loncommon::get_env_multiple('form.delnewattach'); my @currnew = (); - if (ref($ENV{'form.delnewattach'}) eq 'ARRAY') { - @currdelnew = @{$ENV{'form.delnewattach'}}; - } else { - $currdelnew[0] = $ENV{'form.delnewattach'}; - } foreach my $newone (@{$currnewattach}) { my $delflag = 0; - foreach (@currdelnew) { - if ($newone eq $_) { + foreach my $item (@currdelnew) { + if ($newone eq $item) { $delflag = 1; last; } } unless ($delflag) { - push @currnew, $newone; + push(@currnew, $newone); } } @{$currnewattach} = @currnew; } - if (exists($ENV{'form.keepold'})) { - if (ref($ENV{'form.keepold'}) eq 'ARRAY') { - @{$keepold} = @{$ENV{'form.keepold'}}; - } else { - $$keepold[0] = $ENV{'form.keepold'}; - } - } + @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold'); } sub generate_attachments_button { - my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,$numoldver,$mode) = @_; + my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach, + $numoldver,$mode,$blockblog) = @_; my $origpage = $ENV{'REQUEST_URI'}; my $att=$attachnum.' '.&mt("attachments"); + my %lt = &Apache::lonlocal::texthash( + 'clic' => 'Click to add/remove attachments', + ); my $response = (<
        -Click to add/remove attachments:  - + ENDATTACH if (defined($deloldattach)) { if (@{$deloldattach} > 0) { - foreach (@{$deloldattach}) { - $response .= ''."\n"; + foreach my $delatt (@{$deloldattach}) { + $response .= ''."\n"; } } } if (defined($currnewattach)) { if (@{$currnewattach} > 0) { - foreach (@{$currnewattach}) { - $response .= ''."\n"; + foreach my $attach (@{$currnewattach}) { + $response .= ''."\n"; } } } @@ -2323,58 +3246,51 @@ ENDATTACH sub extract_attachments { my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_; - if ($attachmenturls =~ m/^/) { - &get_post_attachments($attachments,$attachmenturls); - foreach my $id (sort keys %{$attachments}) { - if (exists($$attachments{$id}{$numoldver})) { - if (defined($currdelold)) { - if (@{$currdelold} > 0) { - unless (grep/^$id$/,@{$currdelold}) { - $$currattach{$id} = $$attachments{$id}{$numoldver}; - } - } else { - $$currattach{$id} = $$attachments{$id}{$numoldver}; + %{$attachments}=(); + &get_post_attachments($attachments,$attachmenturls); + foreach my $id (sort(keys(%{$attachments}))) { + if (exists($$attachments{$id}{$numoldver})) { + if (defined($currdelold)) { + if (@{$currdelold} > 0) { + unless (grep/^$id$/,@{$currdelold}) { + $$currattach{$id} = $$attachments{$id}{$numoldver}; } } else { $$currattach{$id} = $$attachments{$id}{$numoldver}; } + } else { + $$currattach{$id} = $$attachments{$id}{$numoldver}; } } - my @attached = (sort { $a <=> $b } keys %{$currattach}); - if (@attached == 1) { - my $id = $attached[0]; + } + my @attached = (sort { $a <=> $b } keys(%{$currattach})); + if (@attached == 1) { + my $id = $attached[0]; + my $attachurl; + if ($attachmenturls =~ m/^/) { + $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'}); + } else { + $attachurl = $$attachments{$id}{'filename'}; + } + $attachurl=~m|/([^/]+)$|; + $$message.='
        '. + $1.'
        '; + &Apache::lonnet::allowuploaded('/adm/feedback', + $attachurl); + } elsif (@attached > 1) { + $$message.='
          '; + foreach my $attach (@attached) { + my $id = $attach; my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'}); - $attachurl=~m|/([^/]+)$|; - $$message.='
          '. - $1.'
          '; + my ($fname) + =($attachurl=~m|/([^/]+)$|); + $$message .= '
        1. '. + $fname.'
          2. '; &Apache::lonnet::allowuploaded('/adm/feedback', - $attachurl); - } elsif (@attached > 1) { - $$message.='
            '; - foreach (@attached) { - my $id = $_; - my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'}); - my ($fname) - =($attachurl=~m|/([^/]+)$|); - $$message .= '
          1. '. - $fname.'
            2. '; - &Apache::lonnet::allowuploaded('/adm/feedback', - $attachurl); - } - $$message .= '

          '; + $attachurl); } - } else { - my ($fname) - =($attachmenturls=~m|/([^/]+)$|); - $$message .='

          '.&mt('Attachment'). - ': '. - $fname.'

          '; - $$attachments{0} = $attachmenturls; - $$currattach{'0'} = 'n'; - &Apache::lonnet::allowuploaded('/adm/feedback', - $attachmenturls); + $$message .= '
        '; } } @@ -2384,14 +3300,14 @@ sub construct_attachmenturl { my $newattachmenturl; my $startnum = 0; my $currver = 0; - if (($ENV{'form.editdisc'}) && ($idx)) { - my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + if (($env{'form.editdisc'}) && ($idx)) { + my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); $oldattachmenturl = $contrib{$idx.':attachmenturl'}; if ($contrib{$idx.':history'}) { if ($contrib{$idx.':history'} =~ /:/) { - my @oldversions = split/:/,$contrib{$idx.':history'}; + my @oldversions = split(/:/,$contrib{$idx.':history'}); $currver = 1 + scalar(@oldversions); } else { $currver = 2; @@ -2404,12 +3320,14 @@ sub construct_attachmenturl { my %attachments = (); my $prevver = $currver-1; &get_post_attachments(\%attachments,$oldattachmenturl); - my $numattach = keys %attachments; + my $numattach = scalar(keys(%attachments)); $startnum += $numattach; - foreach my $num (sort {$a <=> $b} keys %attachments) { + foreach my $num (sort {$a <=> $b} keys(%attachments)) { $newattachmenturl .= ''.$attachments{$num}{'filename'}.''; - foreach (sort {$a <=> $b} keys %{$attachments{$num}}) { - $newattachmenturl .= ''.$attachments{$num}{$_}.''; + foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) { + unless ($item eq 'filename') { + $newattachmenturl .= ''.$attachments{$num}{$item}.''; + } } if (grep/^$num$/,@{$keepold}) { $newattachmenturl .= ''.$attachments{$num}{$prevver}.''; @@ -2417,7 +3335,7 @@ sub construct_attachmenturl { $newattachmenturl .= ''; } } else { - $newattachmenturl = ''.&HTML::Entities::encode($oldattachmenturl).'n'; + $newattachmenturl = ''.&HTML::Entities::encode($oldattachmenturl).'n'; unless (grep/^0$/,@{$keepold}) { $newattachmenturl .= 'n'; } @@ -2432,6 +3350,67 @@ sub construct_attachmenturl { } return $newattachmenturl; } + +sub add_blog_checkbox { + my ($checkstatus); + if ($env{'form.blog'}) { + $checkstatus = 'checked="checked"'; + } + my $output = ' +
        +
        '."\n"; + return $output; +} + +sub has_discussion { + my $resourcesref = shift; + my $navmap = Apache::lonnavmaps::navmap->new(); + my @allres=$navmap->retrieveResources(); + foreach my $resource (@allres) { + if ($resource->hasDiscussion()) { + my $ressymb = $resource->wrap_symb(); + push(@{$resourcesref}, $ressymb); + } + } + return; +} + +sub sort_filter_names { + my ($sort_types,$role_types,$status_types) = @_; + %{$sort_types} = ( + ascdate => 'Date order - oldest first', + descdate => 'Date order - newest first', + thread => 'Threaded', + subject => 'By subject', + username => 'By domain and username', + lastfirst => 'By last name, first name' + ); + %{$role_types} = ( + all => 'All roles', + st => 'Students', + cc => 'Course Coordinators', + in => 'Instructors', + ta => 'TAs', + ep => 'Exam proctors', + ad => 'Administrators', + cr => 'Custom roles' + ); + %{$status_types} = ( + all => 'Roles of any status', + Active => 'Only active roles', + Expired => 'Only past roles', + Future => 'Only future roles', + ); +} sub handler { my $r = shift; @@ -2444,14 +3423,28 @@ sub handler { # --------------------------- Get query string for limited number of parameters &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, - ['hide','unhide','deldisc','postdata','preview','replydisc','editdisc','threadedon','threadedoff','onlyunread','allposts','onlyunmark','previous','markread','markonread','markondisp','toggoff','toggon','modifydisp','changes','navmaps','navurl','sortfilter','sortposts','applysort','rolefilter','statusfilter','sectionpick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions']); - if ($ENV{'form.discsymb'}) { - my $symb = $ENV{'form.discsymb'}; + ['hide','unhide','deldisc','postdata','preview','replydisc','editdisc','cmd','symb','onlyunread','allposts','onlyunmark','previous','markread','markonread','markondisp','toggoff','toggon','modifydisp','changes','navtime','navmaps','navurl','sortposts','applysort','rolefilter','statusfilter','sectionpick','groupick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions','export','sendmessageonly','group','ref']); + my $group = $env{'form.group'}; + my %attachmax = ( + text => '(128 KB max size)', + num => 131072, + ); + if ($env{'form.editdisc'}) { + if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) { + my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0]; + my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb); + my $feedurl=&Apache::lonnet::clutter($url); + &redirect_back($r,$feedurl,&mt('Editing not permitted').'
        ', '0','0','','',$env{'form.previous'},undef,undef,undef, + undef,undef,undef,$group); + return OK; + } + } + if ($env{'form.discsymb'}) { + my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'}); my $readkey = $symb.'_read'; - my %readinghash = (); my $chgcount = 0; - %readinghash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$readkey],$ENV{'user.domain'},$ENV{'user.name'}); - foreach my $key (keys %ENV) { + my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'}); + foreach my $key (keys(%env)) { if ($key =~ m/^form\.postunread_(\d+)/) { if ($readinghash{$readkey} =~ /\.$1\./) { $readinghash{$readkey} =~ s/\.$1\.//; @@ -2465,602 +3458,631 @@ sub handler { } } if ($chgcount > 0) { - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%readinghash,$ENV{'user.domain'},$ENV{'user.name'}); + &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss', + \%readinghash,$env{'user.domain'},$env{'user.name'}); } - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; - my $feedurl = &Apache::lonnet::clutter($url); - &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'
        ','0','0','',$previous,'','','',); + &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'
        ', + '0','0','','',$env{'form.previous'},'','','', + undef,undef,undef,$group); return OK; } - if ($ENV{'form.allversions'}) { + if ($env{'form.allversions'}) { &Apache::loncommon::content_type($r,'text/html'); + &Apache::loncommon::no_cache($r); $r->send_http_header; - my $bodytag=&Apache::loncommon::bodytag('Discussion Post Versions', - '',''); - $r->print (< - -Post Versions - - -$bodytag -END - my $crs='/'.$ENV{'request.course.id'}; - if ($ENV{'request.course.sec'}) { - $crs.='_'.$ENV{'request.course.sec'}; - } - $crs=~s/\_/\//g; - my $seeid=&Apache::lonnet::allowed('rin',$crs); - my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.allversions'}); - my $ressymb=$symb; - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; + + $r->print(&Apache::loncommon::start_page('Discussion Post Versions')); + + my $crs='/'.$env{'request.course.id'}; + if ($env{'request.course.sec'}) { + $crs.='_'.$env{'request.course.sec'}; + } + $crs=~s|_|/|g; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'}); + ($symb)=&get_feedurl_and_clean_symb($symb); + my $ressymb = &wrap_symb($symb); + my $group = $env{'form.group'}; + my $seeid; + if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) { + if (&check_group_priv($group,'dgp') eq 'ok') { + $seeid = 1; + } + } else { + $seeid = &Apache::lonnet::allowed('rin',$crs); } if ($idx > 0) { - my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - if ($contrib{$idx.':history'}) { - my $attachmenturls = $contrib{$idx.':attachmenturl'}; - my @postversions = (); - my %messages = (); - my %subjects = (); - if ($contrib{$idx.':history'} =~ m/:/) { - @postversions = split/:/,$contrib{$idx.':history'}; - } else { - @postversions = ("$contrib{$idx.':history'}"); - } - if (@postversions > 0) { - &get_post_versions(\%messages,$contrib{$idx.':message'}); - &get_post_versions(\%subjects,$contrib{$idx.':subject'}); - push @postversions,$contrib{$idx.':timestamp'}; - my $screenname=&Apache::loncommon::screenname( - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}); - my $plainname=&Apache::loncommon::nickname( - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}); - my $sender=&Apache::loncommon::aboutmewrapper( - $plainname, - $contrib{$idx.':sendername'}, - $contrib{$idx.':senderdomain'}).' ('. - $contrib{$idx.':sendername'}.' at '. - $contrib{$idx.':senderdomain'}.')'; - if ($contrib{$idx.':anonymous'}) { - $sender.=' ['.&mt('anonymous').'] '.$screenname; - } - $r->print(''.$sender.'
          '); - for (my $i=0; $i<@postversions; $i++) { - my ($timesent,$message,$subject,$attachmsg); - $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]); - $message=&HTML::Entities::decode($messages{$i}); - $subject=&HTML::Entities::decode($subjects{$i}); - $message=~s/\n/\
          /g; - $message=&Apache::lontexconvert::msgtexconverted($message); - $subject=~s/\n/\
          /g; - $subject=&Apache::lontexconvert::msgtexconverted($subject); - if ($attachmenturls) { - my %attachments = (); - my %currattach = (); - &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,\%attachments,\%currattach); - } - if ($attachmsg) { - $attachmsg = '
          Attachments:'.$attachmsg.'
          '; - } else { - $attachmsg = '
          '; - } - $r->print (<$subject, $timesent
          -$message
          -$attachmsg -END - } - $r->print('
        '); - } - } + my %messages = (); + my %subjects = (); + my %attachmsgs = (); + my %allattachments = (); + my %imsfiles = (); + my ($screenname,$plainname); + my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname)); } + $r->print(&Apache::loncommon::end_page()); return OK; } - if ($ENV{'form.posterlist'}) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.posterlist'}; - my $sortposts = $ENV{'form.sortposts'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; - my $feedurl = &Apache::lonnet::clutter($url); - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - &print_showposters($r,$symb,$previous,$feedurl,$sortposts); + if ($env{'form.posterlist'}) { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'}); + &print_showposters($r,$symb,$env{'form.previous'},$feedurl, + $env{'form.sortposts'}); return OK; } - if ($ENV{'form.userpick'}) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.userpick'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; -# backward compatibility (bulletin boards used to be 'wrapped') - my $ressymb=$symb; - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; - } - my $sort=$ENV{'form.sortposts'}; - my @posters = (); - if (ref($ENV{'form.stuinfo'}) eq 'ARRAY') { - @posters = $ENV{'form.stuinfo'}; - } else { - $posters[0] = $ENV{'form.stuinfo'}; - } + if ($env{'form.userpick'}) { + my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo'); + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'}); my $numpicks = @posters; - if (defined($ENV{'form.userpick'})) { - my %discinfo = (); - $discinfo{$ressymb.'_userpick'} = join('&',@posters); - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); - } - my $feedurl = &Apache::lonnet::clutter($url); - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - &redirect_back($r,$feedurl,&mt('Changed sort/filter').'
        ','0','0','',$previous,$sort,'','','',$numpicks); + my %discinfo; + $discinfo{$symb.'_userpick'} = join('&',@posters); + &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss', + \%discinfo,$env{'user.domain'},$env{'user.name'}); + &redirect_back($r,$feedurl,&mt('Changed sort/filter').'
        ','0','0','', + '',$env{'form.previous'},$env{'form.sortposts'},'','','', + '',$numpicks,$group); return OK; } - if ($ENV{'form.applysort'}) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.applysort'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; - my $sort = $ENV{'form.sortposts'}; - my $rolefilter = $ENV{'form.rolefilter'}; - my $statusfilter = $ENV{'form.statusfilter'}; - my $secpick = $ENV{'form.sectionpick'}; - my $feedurl = &Apache::lonnet::clutter($url); - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - &redirect_back($r,$feedurl,&mt('Changed sort/filter').'
        ','0','0','',$previous,$sort,$rolefilter,$statusfilter,$secpick); + if ($env{'form.applysort'}) { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'}); + &redirect_back($r,$feedurl,&mt('Changed sort/filter').'
        ','0','0','', + '',$env{'form.previous'},$env{'form.sortposts'}, + $env{'form.rolefilter'},$env{'form.statusfilter'}, + $env{'form.sectionpick'},$env{'form.grouppick'}, + undef,$group); return OK; - } elsif ($ENV{'form.sortfilter'}) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.sortfilter'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; - my $feedurl = &Apache::lonnet::clutter($url); - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - &print_sortfilter_options($r,$symb,$previous,$feedurl); + } elsif ($env{'form.cmd'} eq 'sortfilter') { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'}); + &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl); return OK; - } elsif ($ENV{'form.navmaps'}) { + } elsif ($env{'form.navtime'}) { my %discinfo = (); my @resources = (); - if ($ENV{'form.navmaps'} =~ /:/) { - @resources = split/:/,$ENV{'form.navmaps'}; + if (defined($env{'form.navmaps'})) { + if ($env{'form.navmaps'} =~ /:/) { + @resources = split(/:/,$env{'form.navmaps'}); + } else { + @resources = ("$env{'form.navmaps'}"); + } } else { - @resources = ("$ENV{'form.navmaps'}"); + &has_discussion(\@resources); } my $numitems = @resources; my $feedurl = '/adm/navmaps'; - if ($ENV{'form.navurl'}) { - $feedurl .= '?'.$ENV{'form.navurl'}; - } + if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; } my %lt = &Apache::lonlocal::texthash( 'mnpa' => 'Marked "New" posts as read in a total of', - 'robb' => 'resources/bulletin boards.' + 'robb' => 'resources/bulletin boards.', + 'twnp' => 'There are currently no resources or bulletin boards with unread discussion postings.' ); - foreach (@resources) { -# backward compatibility (bulletin boards used to be 'wrapped') - my $ressymb=$_; - if ($ressymb =~ m/bulletin___\d+___/) { - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|; - } - } + foreach my $res (@resources) { + my $ressymb=$res; + &Apache::lonenc::check_decrypt(\$ressymb); my $lastkey = $ressymb.'_lastread'; - $discinfo{$lastkey} = time; + $discinfo{$lastkey} = $env{'form.navtime'}; + } + my $textline = "$lt{'mnpa'} $numitems $lt{'robb'}"; + if ($numitems > 0) { + &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss', + \%discinfo,$env{'user.domain'},$env{'user.name'}); + } else { + $textline = "$lt{'twnp'}"; } - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; + my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); + my %onload; + if ($env{'environment.remote'} ne 'off') { + $onload{'onload'} = + "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }"; + } + + my $start_page= + &Apache::loncommon::start_page('New posts marked as read',undef, + {'redirect' => [2,$feedurl], + 'only_body' => 1, + 'add_entries' => \%onload}); + my $end_page = &Apache::loncommon::end_page(); $r->print (< - -New posts marked as read - - - - - -$lt{'mnpa'} $numitems $lt{'robb'} +$start_page + +$textline - - +
        +$end_page ENDREDIR return OK; - } elsif ($ENV{'form.modifydisp'}) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.modifydisp'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - my $previous=$ENV{'form.previous'}; - my ($dispchgA,$dispchgB,$markchg,$toggchg) = split/_/,$ENV{'form.changes'}; - my $feedurl = &Apache::lonnet::clutter($url); - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - &print_display_options($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl); + } elsif ($env{'form.modifydisp'}) { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'}); + my ($dispchgA,$dispchgB,$markchg,$toggchg) = + split(/_/,$env{'form.changes'}); + &print_display_options($r,$symb,$env{'form.previous'},$dispchgA, + $dispchgB,$markchg,$toggchg,$feedurl); return OK; - } elsif (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || $ENV{'form.onlyunmark'} || $ENV{'form.toggoff'} || $ENV{'form.toggon'} ) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $previous=$ENV{'form.previous'}; - my ($map,$ind,$url); - if ( ($ENV{'form.toggoff'}) || ($ENV{'form.toggon'}) ) { -# ------------------------------ Modify setting for read/unread toggle for each post - my $symb=$ENV{'form.toggoff'}?$ENV{'form.toggoff'}:$ENV{'form.toggon'}; - my $ressymb = $symb; - ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; - } - my %discinfo = (); - my $toggkey = $ressymb.'_readtoggle'; - if ($ENV{'form.toggon'}) { - $discinfo{$toggkey} = 1; - } elsif ($ENV{'form.toggoff'}) { - $discinfo{$toggkey} = 0; - } - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); - } - if (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'})) { -# ---------------------- Modify setting for identification of 'NEW' posts in this discussion - my $symb=$ENV{'form.markondisp'}?$ENV{'form.markondisp'}:$ENV{'form.markonread'}; - my $ressymb = $symb; - ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; - } - my %discinfo = (); - my $lastkey = $ressymb.'_lastread'; - my $ondispkey = $ressymb.'_markondisp'; - if ($ENV{'form.markondisp'}) { - $discinfo{$lastkey} = time; - $discinfo{$ondispkey} = 1; - } elsif ($ENV{'form.markonread'}) { - if ( $previous > 0 ) { - $discinfo{$lastkey} = $previous; - } - $discinfo{$ondispkey} = 0; - } - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); + } elsif ($env{'form.markondisp'} || $env{'form.markonread'} || + $env{'form.allposts'} || $env{'form.onlyunread'} || + $env{'form.onlyunmark'} || $env{'form.toggoff'} || + $env{'form.toggon'} || $env{'form.markread'}) { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'}); + my %discinfo; +# ------------------------ Modify setting for read/unread toggle for each post + if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; } + if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; } +# --------- Modify setting for identification of 'NEW' posts in this discussion + if ($env{'form.markondisp'}) { + $discinfo{$symb.'_lastread'} = time; + $discinfo{$symb.'_markondisp'} = 1; + } + if ($env{'form.markonread'}) { + if ( $env{'form.previous'} > 0 ) { + $discinfo{$symb.'_lastread'} = $env{'form.previous'}; + } + $discinfo{$symb.'_markondisp'} = 0; } - if (($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || ($ENV{'form.onlyunmark'}) ) { -# ----------------------------------------------------------------- Modify display setting for this discussion - my $symb; - if ($ENV{'form.allposts'}) { - $symb = $ENV{'form.allposts'}; - } elsif ($ENV{'form.onlyunread'}) { - $symb = $ENV{'form.onlyunread'}; - } else { - $symb = $ENV{'form.onlyunmark'}; - } - my $ressymb = $symb; - ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; - } - my %discinfo = (); - if ($ENV{'form.allposts'}) { - $discinfo{$ressymb.'_showonlyunread'} = 0; - $discinfo{$ressymb.'_showonlyunmark'} = 0; - } elsif ($ENV{'form.onlyunread'}) { - $discinfo{$ressymb.'_showonlyunread'} = 1; - } else { - $discinfo{$ressymb.'_showonlyunmark'} = 1; - } - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); +# --------------------------------- Modify display setting for this discussion + if ($env{'form.allposts'}) { + $discinfo{$symb.'_showonlyunread'} = 0; + $discinfo{$symb.'_showonlyunmark'} = 0; + } + if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; } + if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; } +# ----------------------------------------------------- Mark new posts not NEW + if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; } + &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss', + \%discinfo,$env{'user.domain'},$env{'user.name'}); + my $previous=$env{'form.previous'}; + if ($env{'form.markondisp'}) { $previous=undef; } + &redirect_back($r,$feedurl,&mt('Changed display status').'
        ', + '0','0','','',$previous,'','','','','','',$group); + return OK; + } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) { +# ----------------------------------------------------------------- Hide/unhide + my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'}; + my ($symb,$idx)=split(/\:\:\:/,$entry); + ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb); + + my $crs='/'.$env{'request.course.id'}; + if ($env{'request.course.sec'}) { + $crs.='_'.$env{'request.course.sec'}; } - if (($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || ($ENV{'form.onlyunmark'}) ||($ENV{'form.toggoff'}) || ($ENV{'form.toggon'}) ) { - &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'
        ','0','0','',$previous); + $crs=~s/\_/\//g; + my $seeid=&Apache::lonnet::allowed('rin',$crs); + + if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) { + &redirect_back($r,$feedurl,&mt('Deletion not permitted').'
        ', '0','0','','',$env{'form.previous'},'','','','', + undef,undef,$group,); + return OK; + } + + 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 $currenthidden=$contrib{'hidden'}; + my $currentstudenthidden=$contrib{'studenthidden'}; + + if ($env{'form.hide'}) { + $currenthidden.='.'.$idx.'.'; + unless ($seeid) { + $currentstudenthidden.='.'.$idx.'.'; + } } else { - &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'
        ','0','0'); + $currenthidden=~s/\.$idx\.//g; } - return OK; - } elsif ($ENV{'form.markread'}) { -# ----------------------------------------------------------------- Mark new posts not NEW - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - my $symb=$ENV{'form.markread'}; - my $ressymb = $symb; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { - $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; + my %newhash=('hidden' => $currenthidden); + if ( ($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'}); + } } - my %discinfo = (); - my $lastkey = $ressymb.'_lastread'; - $discinfo{$lastkey} = time; - &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'}); - &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed reading status').'
        ','0','0'); + &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + + &redirect_back($r,$feedurl,&mt('Changed discussion status').'
        ', + '0','0','','',$env{'form.previous'},undef,undef,undef, + undef,undef,undef,$group); return OK; - } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) { -# ----------------------------------------------------------------- Hide/unhide - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - - my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'}; - - my ($symb,$idx)=split(/\:\:\:/,$entry); - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - - my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - - my $currenthidden=$contrib{'hidden'}; - my $currentstudenthidden=$contrib{'studenthidden'}; - - my $crs='/'.$ENV{'request.course.id'}; - if ($ENV{'request.course.sec'}) { - $crs.='_'.$ENV{'request.course.sec'}; - } - $crs=~s/\_/\//g; - my $seeid=&Apache::lonnet::allowed('rin',$crs); - - if ($ENV{'form.hide'}) { - $currenthidden.='.'.$idx.'.'; - unless ($seeid) { - $currentstudenthidden.='.'.$idx.'.'; - } - } else { - $currenthidden=~s/\.$idx\.//g; - } - my %newhash=('hidden' => $currenthidden); - if ( ($ENV{'form.hide'}) && (!$seeid) ) { - $newhash{'studenthidden'} = $currentstudenthidden; - } - - &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - &redirect_back($r,&Apache::lonnet::clutter($url), - &mt('Changed discussion status').'
        ','0','0','',$ENV{'form.previous'}); - } elsif (($ENV{'form.threadedon'}) || ($ENV{'form.threadedoff'})) { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - if ($ENV{'form.threadedon'}) { + } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) { + my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'}); + if ($env{'form.cmd'} eq 'threadedon') { &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'}); - &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on'); + &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'}); } else { &Apache::lonnet::del('environment',['threadeddiscussion']); &Apache::lonnet::delenv('environment\.threadeddiscussion'); } - my $symb=$ENV{'form.threadedon'}?$ENV{'form.threadedon'}:$ENV{'form.threadedoff'}; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - &redirect_back($r,&Apache::lonnet::clutter($url), - &mt('Changed discussion view mode').'
        ','0','0','',$ENV{'form.previous'}); - } elsif ($ENV{'form.deldisc'}) { + &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'
        ', + '0','0','','',$env{'form.previous'},undef,undef,undef, + undef,undef,undef,$group); + return OK; + } elsif ($env{'form.deldisc'}) { # --------------------------------------------------------------- Hide for good - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - - my $entry=$ENV{'form.deldisc'}; - - my ($symb,$idx)=split(/\:\:\:/,$entry); - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); - - my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - - my $currentdeleted=$contrib{'deleted'}; - - $currentdeleted.='.'.$idx.'.'; - - my %newhash=('deleted' => $currentdeleted); - - &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - &redirect_back($r,&Apache::lonnet::clutter($url), - &mt('Changed discussion status').'
        ','0','0','',$ENV{'form.previous'}); - } elsif ($ENV{'form.preview'}) { + my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'}); + ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb); + 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'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + &redirect_back($r,$feedurl,&mt('Changed discussion status').'
        ', + '0','0','','',$env{'form.previous'},undef,undef,undef, + undef,undef,undef,$group); + return OK; + } elsif ($env{'form.preview'}) { # -------------------------------------------------------- User wants a preview - $r->content_type('text/html'); - $r->send_http_header; &show_preview($r); - } elsif ($ENV{'form.attach'}) { + return OK; + } elsif ($env{'form.attach'}) { # -------------------------------------------------------- Work on attachments &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','anondiscuss','discuss']); - my @currnewattach = (); - my @currdelold = (); - my @keepold = (); + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']); + my (@currnewattach,@currdelold,@keepold,$toolarge); &process_attachments(\@currnewattach,\@currdelold,\@keepold); - if (exists($ENV{'form.addnewattach.filename'})) { - unless (length($ENV{'form.addnewattach'})>131072) { - my $subdir = 'feedback/'.$ENV{'form.timestamp'}; + if (exists($env{'form.addnewattach.filename'})) { + if (length($env{'form.addnewattach'})<=$attachmax{'num'}) { + my $subdir = 'feedback/'.$env{'form.timestamp'}; my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir); - push @currnewattach, $newattachment; + push(@currnewattach, $newattachment); + } else { + $toolarge = '

        '.&mt('Attachment not included - exceeded permitted length').'

        '; } } - my $attachmenturls = ''; - my $idx = $ENV{'form.idx'}; - my $symb = $ENV{'form.attach'}; + my $attachmenturls; + my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'}); + my $idx = $env{'form.idx'}; if ($idx) { - 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 %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); $attachmenturls = $contrib{$idx.':attachmenturl'}; } - &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,$attachmenturls); - } elsif ($ENV{'form.chgreads'}) { + &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx, + $attachmenturls,$attachmax{'text'},$toolarge); + return OK; + } elsif ($env{'form.export'}) { &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; - my ($map,$ind,$url)=&Apache::lonnet::decode_symb($ENV{'form.chgreads'}); - &redirect_back($r,&Apache::lonnet::clutter($url), - &mt('Changed read status').'
        ','0','0'); + my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'}); + my $mode='board'; + my $status='OPEN'; + my $previous=$env{'form.previous'}; + if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) { + $mode='problem'; + $status=$Apache::inputtags::status[-1]; + } + my $discussion = &list_discussion($mode,$status,$symb); + my $start_page = + &Apache::loncommon::start_page('Resource Feedback and Discussion'); + my $end_page = + &Apache::loncommon::end_page(); + $r->print($start_page.$discussion.$end_page); + return OK; } else { # ------------------------------------------------------------- Normal feedback - my $feedurl=$ENV{'form.postdata'}; - $feedurl=~s/^http\:\/\///; - $feedurl=~s/^$ENV{'SERVER_NAME'}//; - $feedurl=~s/^$ENV{'HTTP_HOST'}//; - $feedurl=~s/\?.+$//; - - my $symb; - if ($ENV{'form.replydisc'}) { - $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0]; - my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb); - $feedurl=&Apache::lonnet::clutter($url); - } elsif ($ENV{'form.editdisc'}) { - $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0]; - my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb); - $feedurl=&Apache::lonnet::clutter($url); - } elsif ($ENV{'form.origpage'}) { - $symb=""; - } else { - $symb=&Apache::lonnet::symbread($feedurl); - } - unless ($symb) { - $symb=$ENV{'form.symb'}; - if ($symb) { - my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb); - $feedurl=&Apache::lonnet::clutter($url); + my $feedurl=$env{'form.postdata'}; + $feedurl=~s/^http\:\/\///; + $feedurl=~s/^$ENV{'SERVER_NAME'}//; + $feedurl=~s/^$ENV{'HTTP_HOST'}//; + $feedurl=~s/\?.+$//; + + my $symb; + if ($env{'form.replydisc'}) { + $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0]; + } elsif ($env{'form.editdisc'}) { + $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0]; + } elsif ($env{'form.origpage'}) { + $symb=""; + } else { + $symb=&Apache::lonnet::symbread($feedurl); + } + unless ($symb) { + $symb=$env{'form.symb'}; + } + if (defined($symb)) { + ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb); + } else { + # backward compatibility (bulletin boards used to be 'wrapped') + &Apache::lonenc::check_decrypt(\$feedurl); + &dewrapper(\$feedurl); + } + my $goahead=1; + if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) { + unless ($symb) { $goahead=0; } + } + if (!$goahead) { + # Ambiguous Problem Resource + $r->internal_redirect('/adm/ambiguous'); + return OK; } - } - my $goahead=1; - if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) { - unless ($symb) { $goahead=0; } - } - # backward compatibility (bulletin boards used to be 'wrapped') - if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { - $feedurl=~s|^/adm/wrapper||; - } - if ($goahead) { # Go ahead with feedback, no ambiguous reference - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - - if ( - ( - ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:) - ) - || - ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:)) - || - ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/)) - ) { + unless ( + ( + ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:) + ) + || + ($env{'request.course.id'} && ($feedurl!~m:^/adm:)) + || + ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/)) + ) { + &Apache::loncommon::content_type($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'}) { - my $options=&screen_header($feedurl); - if ($options) { - &mail_screen($r,$feedurl,$options); - } else { - &fail_redirect($r,$feedurl); + 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,$blocktext) = + &Apache::loncommon::blocking_status('boards'); + if ($blocked) { + $r->print(&blocked_reply_or_edit($blocktext)); + return OK; + } + } + my $options=&screen_header($feedurl,$symb); + if ($options) { + &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'}); + } else { + &fail_redirect($r,$feedurl); + } + return OK; } - } else { # Get previous user input my $prevattempts=&Apache::loncommon::get_previous_attempt( - $symb,$ENV{'user.name'},$ENV{'user.domain'}, - $ENV{'request.course.id'}); + $symb,$env{'user.name'},$env{'user.domain'}, + $env{'request.course.id'}); # Get output from resource + &Apache::lonenc::check_encrypt(\$feedurl); my $usersaw=&resource_output($feedurl); # Get resource answer (need to allow student to view grades for this to work) - &Apache::lonnet::appenv(('allowed.vgr'=>'F')); - my $useranswer=&Apache::loncommon::get_student_answers( - $symb,$ENV{'user.name'},$ENV{'user.domain'}, - $ENV{'request.course.id'}); + &Apache::lonnet::appenv({'allowed.vgr'=>'F'}); + my $usersymb = &Apache::lonenc::check_encrypt($symb); + my $useranswer= + &Apache::loncommon::get_student_answers( + $usersymb,$env{'user.name'},$env{'user.domain'}, + $env{'request.course.id'}); &Apache::lonnet::delenv('allowed.vgr'); # Get attachments, if any, and not too large my $attachmenturl=''; - if (($ENV{'form.origpage'}) || ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'})) { - my ($symb,$idx); - if ($ENV{'form.replydisc'}) { - ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'}); - } elsif ($ENV{'form.editdisc'}) { - ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'}); - } elsif ($ENV{'form.origpage'}) { - $symb = $ENV{'form.symb'}; - } - my @currnewattach = (); - my @deloldattach = (); - my @keepold = (); - &process_attachments(\@currnewattach,\@deloldattach,\@keepold); - $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|; - $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx); - } elsif ($ENV{'form.attachment.filename'}) { - unless (length($ENV{'form.attachment'})>131072) { - $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback'); + my $toolarge=''; + if (($env{'form.origpage'}) || ($env{'form.editdisc'}) || + ($env{'form.replydisc'})) { + my ($symb,$idx); + if ($env{'form.replydisc'}) { + ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'}); + } elsif ($env{'form.editdisc'}) { + ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'}); + } elsif ($env{'form.origpage'}) { + $symb = $env{'form.symb'}; } + &Apache::lonenc::check_decrypt(\$symb); + my @currnewattach = (); + my @deloldattach = (); + my @keepold = (); + &process_attachments(\@currnewattach,\@deloldattach,\@keepold); + $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|; + $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx); + } elsif ($env{'form.attachment.filename'}) { + if (length($env{'form.attachment'})<=$attachmax{'num'}) { + my $now = time; + my $subdir = 'feedback/'.$now; + $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir); + } else { + $toolarge = '

        '.&mt('Attachment not included - exceeded permitted length').'

        '; + } } # Filter HTML out of message (could be nasty) - my $message=&clear_out_html($ENV{'form.comment'}); + my $message=&clear_out_html($env{'form.comment'}); # Assemble email - my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts, - $usersaw,$useranswer); + my ($email,$citations)=&assemble_email($message,$prevattempts, + $usersaw,$useranswer); # Who gets this? - my ($typestyle,%to) = &decide_receiver($feedurl); + my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl); # Actually send mail - my ($status,$numsent)=&send_msg($feedurl,$email,$citations, - $attachmenturl,%to); + my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'}, + undef,1), + $feedurl,$email,$citations, + $attachmenturl,$usersymb,%to); # Discussion? Store that. - my $numpost=0; - if ($ENV{'form.discuss'}) { - my $subject = &clear_out_html($ENV{'form.subject'}); - $typestyle.=&adddiscuss($symb,$message,0,$attachmenturl,$subject); + if ( ($env{'form.discuss'} ne '' + && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/) + || $env{'form.anondiscuss'} ne '') { + my $subject = &clear_out_html($env{'form.subject'},undef,1); + my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} ); + $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl, + $subject); $numpost++; } - if ($ENV{'form.anondiscuss'}) { - my $subject = &clear_out_html($ENV{'form.subject'}); - $typestyle.=&adddiscuss($symb,$message,1,$attachmenturl,$subject); - $numpost++; +# Add to blog? + + my $blog=''; + if ($env{'form.blog'}) { + my $subject = &clear_out_html($env{'form.subject'},undef,1); + $status.=&Apache::lonrss::addentry($env{'user.name'}, + $env{'user.domain'}, + 'CourseBlog_'.$env{'request.course.id'}, + $subject,$message,$feedurl,'public'); + $blog='
        '.&mt('Added to my course blog').'
        '; } + +# Receipt screen and redirect back to where came from + &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge); + } + return OK; +} +sub blocked_reply_or_edit { + my ($blocktext) = @_; + return + &Apache::loncommon::start_page('Resource Feedback and Discussion'). + $blocktext.'

        '. + &mt('Back to previous page'). + &Apache::loncommon::end_page(); +} -# Receipt screen and redirect back to where came from - &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'}); +sub wrap_symb { + my ($ressymb)=@_; + if ($ressymb =~ /bulletin___\d+___/) { + unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) { + $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|; + } + } + return $ressymb; +} +sub dewrapper { + my ($feedurl)=@_; + if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) { + $$feedurl=~s|^/adm/wrapper||; + } +} +sub get_feedurl { + my ($symb)=@_; + my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb); + my $feedurl = &Apache::lonnet::clutter($url); + &dewrapper(\$feedurl); + return $feedurl; +} + +sub get_feedurl_and_clean_symb { + my ($symb)=@_; + &Apache::lonenc::check_decrypt(\$symb); +# backward compatibility (bulletin boards used to be 'wrapped') + unless ($symb =~ m|bulletin___\d+___adm/wrapper|) { + $symb=~s|(bulletin___\d+___)|$1adm/wrapper|; } - } else { -# Unable to give feedback - &no_redirect_back($r,$feedurl); - } - } else { -# Ambiguous Problem Resource - if ( &Apache::lonnet::mod_perl_version() == 2 ) { - &Apache::lonnet::cleanenv(); - } - $r->internal_redirect('/adm/ambiguous'); - } + my $feedurl = &get_feedurl($symb); + return ($symb,$feedurl); +} + +sub editing_allowed { + my ($postid,$group) = @_; + $postid = &unescape($postid); + my $can_edit = 0; + if ($group ne '') { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) { + if (&check_group_priv($group,'egp') eq 'ok') { + $can_edit = 1; + } + return $can_edit; + } + } + my $cid = $env{'request.course.id'}; + my $role = (split(/\./,$env{'request.role'}))[0]; + my $section = $env{'request.course.sec'}; + my $allow_editing_config = + $env{'course.'.$cid.'.allow_discussion_post_editing'}; + if ($allow_editing_config =~ m/^\s*yes\s*$/i) { + $can_edit = 1; + } else { + foreach my $editor (split(/,/,$allow_editing_config)) { + my ($editor_role,$editor_sec) = split(/:/,$editor); + if ($editor_role eq $role + && defined($editor_sec) + && defined($section) + && $editor_sec eq $section) { + $can_edit = 1; + last; + } + if ($editor_role eq $role + && !defined($editor_sec)) { + $can_edit = 1; + } + } + } + return $can_edit; +} + +sub check_group_priv { + my ($group,$grp_priv) = @_; + foreach my $priv ('mdg','vcg') { + my $checkcourse = $env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''); + if (&Apache::lonnet::allowed($priv,$checkcourse)) { + return 'ok'; + } + } + if ($grp_priv && $group ne '') { + if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) { + return 'ok'; + } + } + return ''; +} + +sub group_args { + my ($group) = @_; + if ($group eq '') { return ''; } + my $extra_args = '&group='.$group; + if (exists($env{'form.ref'})) { + $extra_args .= '&ref='.$env{'form.ref'}; + } + return $extra_args; +} + +sub get_resource_title { + my ($symb,$feedurl) = @_; + my ($restitle,$plainurl); + if (defined($symb)) { + my $plain_symb = &Apache::lonenc::check_decrypt($symb); + $restitle = &Apache::lonnet::gettitle($plain_symb); + } + if (defined($feedurl)) { + $plainurl = &Apache::lonenc::check_decrypt($feedurl); + } + if (!defined($restitle)) { + if (defined($feedurl)) { + $restitle = &Apache::lonnet::gettitle($plainurl); + } + } + if ($plainurl ne $feedurl) { + my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-); + if ($plain_filename eq $restitle) { + $restitle = &mt('Untitled resource'); + } + } + if ($restitle eq '') { + $restitle = &mt('Untitled resource'); + } + return $restitle; } - return OK; -} 1; __END__