--- loncom/interface/lonfeedback.pm 2009/11/26 05:21:43 1.280 +++ loncom/interface/lonfeedback.pm 2010/08/14 18:14:29 1.290.2.2 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.280 2009/11/26 05:21:43 faziophi Exp $ +# $Id: lonfeedback.pm,v 1.290.2.2 2010/08/14 18:14:29 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -41,6 +41,7 @@ use Apache::lonnavmaps; use Apache::lonenc(); use Apache::lonrss(); use HTML::LCParser(); +#use HTML::Tidy::libXML; use Apache::lonspeller(); use Apache::longroup; use Cwd; @@ -48,15 +49,24 @@ use LONCAPA; sub discussion_open { my ($status,$symb)=@_; +# Advanced roles can always discuss if ($env{'request.role.adv'}) { return 1; } +# Get discussion closing date + my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb); +# If it is defined and in the future, the instructor wants this discussion to be open + if (defined($close) && $close ne '' && $close > time) { + return 1; + } +# It was not explicitly open, check if the problem is available. +# If the problem is not available, close the discussion if (defined($status) && - !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER' - || $status eq 'OPEN')) { - return 0; + !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER' + || $status eq 'OPEN')) { + return 0; } - my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb); +# The problem is available, but check if the instructor explictly closed discussion if (defined($close) && $close ne '' && $close < time) { - return 0; + return 0; } return 1; } @@ -316,6 +326,7 @@ sub list_discussion { 'dpwn' => 'Deleted posts will no longer be visible to you and other students', 'bwco' => 'but will continue to be visible to your instructor', 'depo' => 'Deleted posts will no longer be visible to you or anyone else.', + 'discussions' => 'DISCUSSIONS' ); my $currdisp = $lt{'allposts'}; @@ -356,10 +367,10 @@ sub list_discussion { $togglink = 'toggoff'; } - $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink; + $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink; if ($newpostsflag) { - $chglink .= '&previous='.$prevread; + $chglink .= '&previous='.$prevread; } $chglink.=&group_args($group); @@ -367,8 +378,7 @@ sub list_discussion { # Print the discusssion 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'. + '\textbf{'.$lt{'discussions'}.'}\makebox[2 cm][b]{\hrulefill}\vskip 0 mm'. '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'. '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}'; } elsif ($outputtarget eq 'export') { @@ -402,8 +412,7 @@ sub list_discussion { my $manifestfilename = $tempexport.$manifest; if ($manifestfile = Apache::File->new('>'.$manifestfilename)) { $manifestok=1; - print $manifestfile qq| - + print $manifestfile qq| - |; + |); $discussion.='
'. "\n".''; $discussion .= &action_links_bar($colspan,$ressymb,$visible, @@ -450,7 +458,7 @@ imscp_v1p1.xsd http://www.imsglobal.org/ $discussion.="\n".''; } $discussion .= (<'; } - $discussion.=''; + $discussion.= &send_message_link($ressymb). + ''; } return $discussion; } @@ -770,7 +782,7 @@ sub send_message_link { my $output = ''. ' '.&mt('Send Feedback').''; return $output; } @@ -784,26 +796,26 @@ sub action_links_bar { if ($visible>2) { $discussion .= ''.&mt('Threaded View').'  '. ''.&mt('Chronological View').'   '.&mt('Sorting/Filtering options').''.(' ' x2); } $discussion .=''.&mt('Export').'?  '; @@ -815,7 +827,7 @@ sub action_links_bar { &mt('Preferences on what is marked as NEW'). '
'.&mt('Mark NEW posts no longer new').''; + $discussion .= '">'.&mt('Mark NEW posts no longer new').''; } else { $discussion .= ''; } @@ -840,7 +852,12 @@ sub postingform_display { if ($crstype eq 'Community') { $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators'); } - my $postingform = (< @@ -848,7 +865,7 @@ sub postingform_display {
$lt{'note'}
$lt{'title'}: 

- + ENDDISCUSS if ($env{'form.origpage'}) { $postingform .= '\n"; - if ($outputtarget ne 'tex') { - $postingform .= &generate_attachments_button('',$attachnum,$ressymb, - $now,$currnewattach, - $currdelold,'',$mode, - $blockblog); - if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { - $newattachmsg = '
'.$lt{'newa'}.'
'; - if (@{$currnewattach} > 1) { - $newattachmsg .= '
    '; - foreach my $item (@{$currnewattach}) { - $item =~ m#.*/([^/]+)$#; - $newattachmsg .= '
  1. '.$1.'
    2. '."\n"; - } - $newattachmsg .= '
'."\n"; - } else { - $$currnewattach[0] =~ m#.*/([^/]+)$#; - $newattachmsg .= ''.$1.'
'."\n"; + $postingform .= &generate_attachments_button('',$attachnum,$ressymb, + $now,$currnewattach, + $currdelold,'',$mode, + $blockblog); + if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { + $newattachmsg = '
'.$lt{'newa'}.'
'; + if (@{$currnewattach} > 1) { + $newattachmsg .= '
    '; + foreach my $item (@{$currnewattach}) { + $item =~ m#.*/([^/]+)$#; + $newattachmsg .= '
  1. '.$1.'
    2. '."\n"; } + $newattachmsg .= '
'."\n"; + } else { + $$currnewattach[0] =~ m#.*/([^/]+)$#; + $newattachmsg .= ''.$1.'
'."\n"; } - $postingform .= $newattachmsg; - $postingform .= &generate_preview_button(); } + $postingform .= $newattachmsg; + $postingform .= &generate_preview_button(); return $postingform; } @@ -1016,6 +1031,7 @@ sub build_posting_display { $contrib{$idx.':senderdomain'}).' ('. $contrib{$idx.':sendername'}.':'. $contrib{$idx.':senderdomain'}.')'; + $sender = ''.$sender.''; if ($contrib{$idx.':anonymous'}) { $sender.=' ['.$$anonhash{$key}.'] '. $screenname; @@ -1052,46 +1068,48 @@ sub build_posting_display { } else { @{$$namesort{$lastname}{$firstname}} = ("$idx"); } - if (&editing_allowed($escsymb.':::'.$idx,$group)) { - if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { - $sender.=' '.&mt('Edit').''; + if ($outputtarget ne 'tex') { + if (&editing_allowed($escsymb.':::'.$idx,$group)) { + if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { + $sender.=' '.&mt('Edit').''; - unless ($seeid) { - my $grpargs = &group_args($group); - $sender.=" '; + unless ($seeid) { + my $grpargs = &group_args($group); + $sender.=" '; + } } } - } - if ($seeid) { - if ($hidden) { - unless ($studenthidden) { - $sender.=' '; + } + } else { + $sender.=' '.&mt('Make Visible').''; - } - } else { - $sender.=' '.&mt('Hide').''; - } - my $grpargs = &group_args($group); - $sender.= - " "; - $sender .= &mt('Delete').''; + $sender .= &group_args($group); + $sender .= '">'.&mt('Hide').''; + } + my $grpargs = &group_args($group); + $sender.= + " "; + $sender .= &mt('Delete').''; + } } } else { if ($screenname) { @@ -1099,6 +1117,7 @@ sub build_posting_display { } else { $sender=''.$$anonhash{$key}.''; } + $sender = ''.$sender.''; # Set up for sorting by domain, then username for anonymous unless (defined($$usernamesort{'__anon'})) { %{$$usernamesort{'__anon'}} = (); @@ -1118,36 +1137,38 @@ sub build_posting_display { @{$$namesort{'__anon'}{'__anon'}} = ("$idx"); } } - if (&discussion_open($status)) { - if (($group ne '') && - (&check_group_priv($group,'pgd') eq 'ok')) { - $sender.=' '.&mt('Reply').''; - } elsif (&Apache::lonnet::allowed('pch', - $env{'request.course.id'}. - ($env{'request.course.sec'}?'/'. - $env{'request.course.sec'}:''))) { - $sender.=' '.&mt('Reply').''; + } elsif (&Apache::lonnet::allowed('pch', + $env{'request.course.id'}. + ($env{'request.course.sec'}?'/'. + $env{'request.course.sec'}:''))) { + $sender.=' '.&mt('Reply').''; } - $sender .= '" '.$target.'>'.&mt('Reply').''; } - } - if ($viewgrades) { - $vgrlink=&Apache::loncommon::submlink('Submissions', - $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); - } - if ($$dischash{$readkey}=~/\.$idx\./) { - $ctlink = ''; - } else { - $ctlink = ''; + if ($viewgrades) { + $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'), + $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); + } + if ($$dischash{$readkey}=~/\.$idx\./) { + $ctlink = ''; + } else { + $ctlink = ''; + } } } #figure out at what position this needs to print @@ -1245,24 +1266,24 @@ sub build_posting_display { if ($prevread > 0 && $prevread <= $posttime) { $$newitem{$idx} = 1; $$discussionitems[$idx] .= ' -

'. ''.&mt('Show all posts').' '.&mt('to display').' '. @@ -515,7 +523,6 @@ imscp_v1p1.xsd http://www.imsglobal.org/ $threadinsert='
Reply: '.$thisdepth.''; } $discussionitems[$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}]; @@ -530,11 +537,11 @@ imscp_v1p1.xsd http://www.imsglobal.org/ print $manifestfile "\n". ''. - ''.$imsitems{$alldiscussion{$post}}{'title'}.''; + ''.$imsitems{$alldiscussion{$post}}{'title'}.''; $imsresources .= "\n". ''."\n". ''."\n". - $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n". + $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.''."\n". ''; } my $postingfile; @@ -569,7 +576,7 @@ imscp_v1p1.xsd http://www.imsglobal.org/ + $lt{'cuse'}:
- $lt{'cuse'}:   END @@ -591,7 +598,7 @@ END   - $lt{'chgt'}? + $lt{'chgt'}?
@@ -646,7 +653,7 @@ END $discussion.='		'. ''."\n". ''."\n". + ' onclick="this.form.submit();" />'."\n". ' 
+
'; } else { $$newitem{$idx} = 0; $$discussionitems[$idx] .= ' -

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

'; + $message.''; if ($contrib{$idx.':history'}) { my @postversions = (); $$discussionitems[$idx] .= &mt('This post has been edited by the author.'); @@ -1397,7 +1418,9 @@ sub get_post_contents { my ($timesent,$attachmsg); my %currattach = (); $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]); - &newline_to_br(\$messages->{$i}); + unless (&contains_block_html($messages->{$i})) { + &newline_to_br(\$messages->{$i}); + } $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i}); $$subjects{$i}=~s/\n/\
/g; $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i}); @@ -1411,7 +1434,7 @@ sub get_post_contents { foreach my $key (sort(keys(%currattach))) { if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) { my $fname = $1.$3.'/'.$4; - $$imsfiles{$idx}{$i} .= ''."\n"; + $$imsfiles{$idx}{$i} .= ''."\n"; $$attachtxt{$i}.= ''.$4.'
'; } } @@ -1665,6 +1688,12 @@ END END + my ($textareaheader,$textareaclass); + if (&Apache::lonhtmlcommon::htmlareabrowser()) { + $textareaheader = &Apache::lonhtmlcommon::htmlareaselectactive(); + $textareaclass = 'class="LC_richDefaultOff"'; + } + # Breadcrumbs my $brcrum = [{'href' => '', 'text' => 'Resource Feedback and Discussion'}]; @@ -1676,7 +1705,10 @@ END 'bread_crumbs' => $brcrum,}); if ($quote ne '') { - &newline_to_br(\$quote); + $quote = &HTML::Entities::decode($quote); + unless (&contains_block_html($quote)) { + &newline_to_br(\$quote); + } $quote='
'.&Apache::lontexconvert::msgtexconverted($quote).'
'; } @@ -1701,16 +1733,17 @@ END $r->print(< $quote -

$lt{'myqu'}

+

$lt{'myqu'} +$textareaheader +

$latexHelp

$lt{'title'}:

-

-

END if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) { if ($env{'form.origpage'}) { @@ -1732,6 +1765,7 @@ END } } else { $r->print(< $lt{'atta'} $attachmaxtext:

END @@ -1745,7 +1779,7 @@ END $r->print(< - +

END @@ -1786,7 +1820,6 @@ END } } $r->print(&generate_preview_button(). - &Apache::lonhtmlcommon::htmlareaselectactive('comment'). &Apache::loncommon::end_page()); } @@ -1952,9 +1985,9 @@ END $r->print(<$lt{'disa'} $lt{$discdisp} - +
- + END $r->print(&Apache::loncommon::end_data_table_row()); @@ -1969,7 +2002,7 @@ END $r->print(<$lt{'dotm'} $lt{$disctogg} - + END my $save = &mt('Save'); $r->print(&Apache::loncommon::end_data_table_row()); @@ -1983,7 +2016,7 @@ END - + END if (exists($env{'form.group'})) { $r->print(''); @@ -2136,17 +2169,17 @@ $start_page

- - - - - - - - - - - + + + + + + + + + + +
$lt{'soor'} $lt{'sprs'} $lt{'spur'} $lt{'spse'} $lt{'spgr'} $lt{'psub'}$lt{'soor'} $lt{'sprs'} $lt{'spur'} $lt{'spse'} $lt{'spgr'} $lt{'psub'}
@@ -2201,7 +2234,7 @@ $start_page
- + END if (exists($env{'form.group'})) { $r->print(''); @@ -2324,7 +2357,7 @@ END
- + $end_page END @@ -2396,7 +2429,7 @@ sub fail_redirect { my ($r,$feedurl) = @_; if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' }; my %lt = &Apache::lonlocal::texthash( - 'sorr' => 'Sorry, no recipients ...', + 'sorr' => 'Sorry, no recipients ...', ); my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif'); $r->print(&Apache::loncommon::start_page('Feedback not sent',undef, @@ -2427,7 +2460,7 @@ sub redirect_back { if ($previous > 0) { $qrystr = 'previous='.$previous; if ($feedurl =~ /\?register=1/) { - $feedurl .= '&'.$qrystr; + $feedurl .= '&'.$qrystr; } else { $feedurl .= '?'.$qrystr; } @@ -2436,18 +2469,18 @@ sub redirect_back { if (defined($sort)) { my $sortqry = 'sortposts='.$sort; if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) { - $feedurl .= '&'.$sortqry; + $feedurl .= '&'.$sortqry; } else { $feedurl .= '?'.$sortqry; } $sorttag = ''; if (defined($numpicks)) { my $userpickqry = 'totposters='.$numpicks; - $feedurl .= '&'.$userpickqry; + $feedurl .= '&'.$userpickqry; $userpicktag = ''; } else { if (ref($sectionpick) eq 'ARRAY') { - $feedurl .= '§ionpick='; + $feedurl .= '&sectionpick='; $sectag .= ''; } else { - $feedurl .= '§ionpick='.$sectionpick; + $feedurl .= '&sectionpick='.$sectionpick; $sectag = ''; } if (ref($grouppick) eq 'ARRAY') { - $feedurl .= '&grouppick='; + $feedurl .= '&grouppick='; $sectag .= ''; } else { - $feedurl .= '&grouppick='.$grouppick; + $feedurl .= '&grouppick='.$grouppick; $grptag = ''; } if (ref($rolefilter) eq 'ARRAY') { - $feedurl .= '&rolefilter='; + $feedurl .= '&rolefilter='; $roletag .= ''; } else { - $feedurl .= '&rolefilter='.$rolefilter; + $feedurl .= '&rolefilter='.$rolefilter; $roletag = ''; } - $feedurl .= '&statusfilter='.$statusfilter; + $feedurl .= '&statusfilter='.$statusfilter; $statustag =''; } } @@ -2543,7 +2576,7 @@ ENDREDIR sub no_redirect_back { my ($r,$feedurl) = @_; - my $nofeed=&mt('Sorry, no feedback possible on this resource ...'); + my $nofeed=&mt('Sorry, no feedback possible on this resource ...'); my %onload; if ($env{'environment.remote'} ne 'off') { @@ -2642,12 +2675,12 @@ sub screen_header { } } if ($msgoptions) { - $msgoptions='

' + $msgoptions='

' .' '.&mt('Send Feedback').'

'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'

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

' + $discussoptions='

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

'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'

' .$discussoptions; } @@ -2668,9 +2701,7 @@ sub resource_output { } sub clear_out_html { - my ($message,$override,$ignore_htmlarea)=@_; - if (!$ignore_htmlarea - && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; } + my ($message,$override)=@_; # Always allow the -tag my %html=(M=>1); # Check if more is allowed @@ -2679,11 +2710,12 @@ sub clear_out_html { ($override)) { # allows


      • #

        - # + # %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, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1, - H1=>1, H2=>1, H3=>1, H4=>1, H5=>1); + BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, PRE=>1, DIV=>1, IMG=>1, + M=>1, CHEM=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1, + H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1, + TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1); } # Do the substitution of everything that is not explicitly allowed $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/ @@ -2929,7 +2961,7 @@ sub show_preview { &newline_to_br(\$message); $message=&Apache::lonspeller::markeduptext($message); $message=&Apache::lontexconvert::msgtexconverted($message); - my $subject=&clear_out_html($env{'form.subject'},undef,1); + my $subject=&clear_out_html($env{'form.subject'}); $subject=~s/\n/\
        /g; $subject=&Apache::lontexconvert::msgtexconverted($subject); @@ -2950,18 +2982,31 @@ sub show_preview { } sub contains_block_html { + my ($message)=@_; + return ($message =~ m{ + <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div) + \s* + (\w+\=['"]\w+['"])* + \s* + ( + \s*/>| + >.* + )}xs + ); +} + +sub tidy_html { my ($message)=@_; - return ($message =~ m/ - <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div) - [\s]* - ([\w]+\=['"][\w]+['"])* - [\s]* - ( - [\s]*[\/]>| - >.*<\/\1[\s]*> - )/x ); +# my $tidy = HTML::Tidy::libXML->new(); +# my $xhtml = $tidy->clean($message, 'utf-8', 1); +# $xhtml =~ m/(.*)<\/body>/is; +# my $clean = $1; +# # remove any empty block-level tags +# $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i; +# $message=$clean; + return $message; } - + sub newline_to_br { my ($message)=@_; my $newmessage; @@ -2994,7 +3039,7 @@ sub generate_preview_button { +onclick="if (typeof(document.$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 } @@ -3028,7 +3073,7 @@ END {'bread_crumbs' => $brcrum,}); my $orig_subject = &unescape($env{'form.subject'}); - my $subject=&clear_out_html($orig_subject,undef,1); + my $subject=&clear_out_html($orig_subject); $subject=~s/\n/\
        /g; $subject=&Apache::lontexconvert::msgtexconverted($subject); my $timestamp=$env{'form.timestamp'}; @@ -3053,7 +3098,7 @@ $toolarge
        @@ -3104,7 +3149,7 @@ END $r->print(''."\n"); } $r->print(< + $end_page END @@ -3151,7 +3196,7 @@ sub generate_attachments_button {
        $lt{'clic'}: 
        - Subject: $subject

        + Subject: $subject

        END if ($idx) { if ($attachmenturls) { @@ -3081,7 +3126,7 @@ END
        - $lt{'adda'} + $lt{'adda'}