--- loncom/interface/lonfeedback.pm 2005/04/07 06:56:23 1.157 +++ loncom/interface/lonfeedback.pm 2007/10/26 20:51:43 1.251 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.157 2005/04/07 06:56:23 albertel Exp $ +# $Id: lonfeedback.pm,v 1.251 2007/10/26 20:51:43 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -39,12 +39,16 @@ 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 ($status,$symb)=@_; + if ($env{'request.role.adv'}) { return 1; } if (defined($status) && !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'OPEN')) { @@ -69,7 +73,10 @@ sub discussion_visible { } sub list_discussion { - my ($mode,$status,$ressymb,$imsextras)=@_; + my ($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'}) { @@ -81,7 +88,28 @@ sub list_discussion { $outputtarget = 'export'; } } - if (not &discussion_visible($status)) { return ''; } + if (not &discussion_visible($status)) { + if ($mode ne 'board') { + &Apache::lonenc::check_encrypt(\$ressymb); + return '
'.&send_message_link($ressymb); + } + } + if ($group ne '' && $mode eq 'board') { + if (&check_group_priv($group,'vgb') ne 'ok') { + return ''; + } + } + + 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; } @@ -92,12 +120,9 @@ sub list_discussion { $crs.='_'.$env{'request.course.sec'}; } $crs=~s/\_/\//g; - unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); } - unless ($ressymb) { return ''; } - $ressymb=&wrap_symb($ressymb); my $encsymb=&Apache::lonenc::check_encrypt($ressymb); my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs) - && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form)$/)); + && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/)); my %usernamesort = (); my %namesort =(); @@ -113,7 +138,7 @@ sub list_discussion { my $toggkey = $ressymb.'_readtoggle'; my $readkey = $ressymb.'_read'; $ressymb=$encsymb; - my %dischash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$env{'user.domain'},$env{'user.name'}); + my %dischash = &Apache::lonnet::get('nohist_'.$cid.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$env{'user.domain'},$env{'user.name'}); my %discinfo = (); my $showonlyunread = 0; my $showunmark = 0; @@ -122,24 +147,16 @@ 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']); + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']); my $sortposts = $env{'form.sortposts'}; my $statusfilter = $env{'form.statusfilter'}; - my @sectionpick = (); - if ($env{'form.sectionpick'} =~ /,/) { - @sectionpick = split/,/,$env{'form.sectionpick'}; - } else { - $sectionpick[0] = $env{'form.sectionpick'}; - } - my @rolefilter = (); - if ($env{'form.rolefilter'} =~ /,/) { - @rolefilter = split/,/,$env{'form.rolefilter'}; - } else { - $rolefilter[0] = $env{'form.rolefilter'}; - } + my @sectionpick = split(/,/,$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) { @@ -150,37 +167,42 @@ 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 = (); + my ($classgroups,$studentgroups); if ($env{'form.rolefilter'}) { - %roleshash = &Apache::lonnet::dump('nohist_userroles',$env{'course.'.$env{'request.course.id'}.'.domain'},$env{'course.'.$env{'request.course.id'}.'.num'}); - foreach (keys %roleshash) { - my ($role,$uname,$udom,$sec) = split/:/,$_; + %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{$_}; + my ($end,$start) = split(/:/,$roleshash{$rolekey}); my $now = time; my $status = 'Active'; if (($now < $start) || ($end > 0 && $now > $end)) { $status = 'Expired'; } if ($uname && $udom) { - push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status; + push(@{$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 @@ -220,7 +242,15 @@ sub list_discussion { } $visit ++; - my $seeid=&Apache::lonnet::allowed('rin',$crs); + 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=(); @@ -235,7 +265,8 @@ sub list_discussion { 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' ) { @@ -245,8 +276,8 @@ sub list_discussion { my $now = time; $discinfo{$visitkey} = $visit; - &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_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,$totposters,\@rolefilter,\@sectionpick,$statusfilter,$toggkey,$outputtarget); + &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; @@ -274,6 +305,13 @@ 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 = $lt{'allposts'}; @@ -319,6 +357,7 @@ sub list_discussion { if ($newpostsflag) { $chglink .= '&previous='.$prevread; } + $chglink.=&group_args($group); if ($visible) { # Print the discusssion @@ -367,73 +406,48 @@ identifier="MANIFEST-$ressymb" xsi:schem imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd"> - Discussion for $ressymb\n|; + $lt{'difo'} $ressymb\n|; } else { - $discussion .= 'An error occurred opening the manifest file.
'; + $discussion .= $lt{'aner'}.'
'; } } else { my $colspan=$maxdepth+1; $discussion.= qq| |; $discussion.='
'; - $discussion .=''; - - my $numhidden = keys %notshown; + $discussion .= &action_links_bar($colspan,$ressymb,$visible, + $newpostsflag,$group, + $prevread,$markondisp); + my $escsymb=&escape($ressymb); + my $numhidden = keys(%notshown); if ($numhidden > 0) { my $colspan = $maxdepth+1; $discussion.="\n".'"; } - my $thisdepth=$depth[$alldiscussion{$_}]; + my $thisdepth=$depth[$alldiscussion{$post}]; if ($outputtarget ne 'tex' && $outputtarget ne 'export') { for (1..$thisdepth) { $discussion.=''; @@ -489,52 +503,52 @@ imscp_v1p1.xsd http://www.imsglobal.org/ my $colspan=$maxdepth-$thisdepth+1; if ($outputtarget eq 'tex') { #cleanup block - $discussionitems[$alldiscussion{$_}]=~s/]*)>/
'. - ''; - if ($visible>2) { - $discussion.=''; - if ($newpostsflag) { - if (!$markondisp) { - $discussion .=''; - } - } else { - $discussion .= ''; - } - $discussion .= '
'. - ''.&mt('Threaded View').'  '. - ''.&mt('Chronological View').'   - '.&mt('Sorting/Filtering options').'  '; - } else { - $discussion .= ''; - } - $discussion .=''.&mt('Export').'?  '.&mt('Mark NEW posts no longer new').'  '; - } else { - $discussion .= '  
'. - ' '.&mt('to display').' '. $numhidden.' '; if ($showunmark) { @@ -448,39 +462,39 @@ imscp_v1p1.xsd http://www.imsglobal.org/ # 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 { - @showposts = (sort { $a <=> $b } keys %alldiscussion); + @showposts = (sort { $a <=> $b } keys(%alldiscussion)); } my $currdepth = 0; my $firstidx = $alldiscussion{$showposts[0]}; - foreach (@showposts) { + foreach my $post (@showposts) { unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) { - $alldiscussion{$_} = $_; + $alldiscussion{$post} = $post; } - unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) { + unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) { if ($outputtarget ne 'tex' && $outputtarget ne 'export') { $discussion.="\n
   
/; - $discussionitems[$alldiscussion{$_}]=~s/]*)>]*)>/
/; + $discussionitems[$alldiscussion{$post}]=~s/]*)>//; + $discussionitems[$alldiscussion{$post}]=~s/]*)>]*)>/'; } } @@ -589,7 +603,6 @@ END $discussion .= &mt('Posts by').':'; if ($totposters > 0) { foreach my $poster (@posters) { - $poster =~ s/:/\@/; $discussion .= ' '.$poster.','; } $discussion =~ s/,$//; @@ -602,10 +615,14 @@ END $filterchoice = ''.&mt('sections').'- '.$env{'form.sectionpick'}; $filterchoice .= '    '; } + if (@grouppick > 0) { + $filterchoice = ''.&mt('groups').'- '.$env{'form.grouppick'}; + $filterchoice .= '    '; + } if (@rolefilter > 0) { $filterchoice .= ''.&mt('roles').'-'; - foreach (@rolefilter) { - $filterchoice .= ' '.$role_types{$_}.','; + foreach my $role (@rolefilter) { + $filterchoice .= ' '.$role_types{$role}.','; } $filterchoice =~ s/,$//; $filterchoice .= '
        '; @@ -620,7 +637,7 @@ END } } if ($dischash{$toggkey}) { - my $storebutton = &mt('Store read/unread changes'); + my $storebutton = &mt('Save read/unread changes'); $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; + $discussionitems[$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{$_}]='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.$discussionitems[$alldiscussion{$_}]; - $discussion.=$discussionitems[$alldiscussion{$_}]; + $discussionitems[$alldiscussion{$post}]='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.$discussionitems[$alldiscussion{$post}]; + $discussion.=$discussionitems[$alldiscussion{$post}]; } elsif ($outputtarget eq 'export') { - my $postfilename = $alldiscussion{$_}.'-'.$imsitems{$alldiscussion{$_}}{'timestamp'}.'.html'; + my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html'; if ($manifestok) { - if (($depth[$alldiscussion{$_}] <= $currdepth) && ($alldiscussion{$_} != $firstidx)) { + if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) { print $manifestfile ' '."\n"; } - $currdepth = $depth[$alldiscussion{$_}]; + $currdepth = $depth[$alldiscussion{$post}]; print $manifestfile "\n". - ''. - ''.$imsitems{$alldiscussion{$_}}{'title'}.''; + ''. + ''.$imsitems{$alldiscussion{$post}}{'title'}.''; $imsresources .= "\n". - ''."\n". + ''."\n". ''."\n". - $imsfiles{$alldiscussion{$_}}{$imsitems{$alldiscussion{$_}}{'currversion'}}."\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{$_}}{'title'}.' '. - $imsitems{$alldiscussion{$_}}{'sender'}. - $imsitems{$alldiscussion{$_}}{'timestamp'}.'

'. - $imsitems{$alldiscussion{$_}}{'message'}.'
'. - $imsitems{$alldiscussion{$_}}{'attach'}.''."\n"; + $imsitems{$alldiscussion{$post}}{'title'}.' '. + $imsitems{$alldiscussion{$post}}{'sender'}. + $imsitems{$alldiscussion{$post}}{'timestamp'}.'

'. + $imsitems{$alldiscussion{$post}}{'message'}.'
'. + $imsitems{$alldiscussion{$post}}{'attach'}.''."\n"; close($postingfile); } else { - $discussion .= 'An error occurred opening the export file for posting '.$alldiscussion{$_}.'
'; + $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'
'; } - $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$_}}{'allattachments'},$tempexport); + $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport); } else { - $discussion.='
'. $discussionitems[$alldiscussion{$_}]. + $discussion.=''. $discussionitems[$alldiscussion{$post}]. '
'. ''."\n". '
-

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

\n"; } if ($outputtarget eq 'export') { if ($manifestok) { @@ -666,13 +687,13 @@ END open(OUTPUT, "zip -r $imszip * 2> /dev/null |"); close(OUTPUT); chdir $cwd; - $discussion .= 'Download the zip file from Discussion Posting Archive
'; + $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','').'
'; if ($copyresult) { - $discussion .= 'The following errors occurred during export -
'.$copyresult; + $discussion .= &mt('The following errors occurred during export').' -
'.$copyresult; } } } else { - $discussion .= '
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.
'; + $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 $discussion; } @@ -680,87 +701,211 @@ END if ($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'}) { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']); - $subject = &Apache::lonnet::unescape($env{'form.subject'}); - $comment = &Apache::lonnet::unescape($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)) { - $discussion.=(< - - - - - -
-Note: in anonymous discussion, your name is visible only -to course faculty
-Title: 

- -ENDDISCUSS - if ($env{'form.origpage'}) { - $discussion.=''."\n"; - foreach (@currnewattach) { - $discussion.=''."\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"; - } - $newattachmsg .= '
'."\n"; - } else { - $currnewattach[0] =~ m#.*/([^/]+)$#; - $newattachmsg .= ''.$1.'
'."\n"; - } + if (($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); } - $discussion.=$newattachmsg; - $discussion.=&generate_preview_button(); - } + } else { + $discussion.= + &postingform_display($mode,$ressymb,$now,$subject, + $comment,$outputtarget,$attachnum, + $currnewattach,$currdelold); + } } } else { + $discussion.='