--- loncom/interface/lonfeedback.pm 2009/11/21 22:36:23 1.279 +++ loncom/interface/lonfeedback.pm 2010/06/08 16:56:57 1.296 @@ -1,7 +1,7 @@ # The LearningOnline Network # Feedback # -# $Id: lonfeedback.pm,v 1.279 2009/11/21 22:36:23 www Exp $ +# $Id: lonfeedback.pm,v 1.296 2010/06/08 16:56:57 www 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; @@ -48,13 +49,22 @@ 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; } - 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; } @@ -272,10 +282,6 @@ sub list_discussion { my %anonhash=(); my $anoncnt=0; my $target=''; - unless ($env{'browser.interface'} eq 'textual' || - $env{'environment.remote'} eq 'off' ) { - $target='target="LONcom"'; - } my $now = time; $discinfo{$visitkey} = $visit; @@ -316,6 +322,7 @@ 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 +363,10 @@ 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 +374,7 @@ 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 +408,7 @@ 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 +453,7 @@ imscp_v1p1.xsd http://www.imsglobal.org/ $discussion.="\n".''; } $discussion .= (<'.&mt('Send Feedback').''; return $output; } @@ -784,26 +790,26 @@ sub action_links_bar { if ($visible>2) { $discussion .= ''.&mt('Threaded View').'  '. ''.&mt('Chronological View').'   '.&mt('Sorting/Filtering options').''.(' ' x2); } $discussion .=''.&mt('Export').'?  '; @@ -815,7 +821,7 @@ 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 { $discussion .= ''; } @@ -829,6 +835,7 @@ sub action_links_bar { sub postingform_display { my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum, $currnewattach,$currdelold,$group,$crstype) = @_; + if ($outputtarget eq 'tex') { return ''; } my $newattachmsg; my %lt = &Apache::lonlocal::texthash( 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty', @@ -848,7 +855,7 @@ sub postingform_display {
$lt{'note'}
$lt{'title'}: 

- + ENDDISCUSS if ($env{'form.origpage'}) { $postingform .= '\n"; - if ($outputtarget ne 'tex') { - $postingform .= &generate_attachments_button('',$attachnum,$ressymb, + $postingform .= &generate_attachments_button('',$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 { - $$currnewattach[0] =~ m#.*/([^/]+)$#; - $newattachmsg .= ''.$1.'
'."\n"; - } - } - $postingform .= $newattachmsg; - $postingform .= &generate_preview_button(); + if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) { + $newattachmsg = '
'.$lt{'newa'}.'
'; + if (@{$currnewattach} > 1) { + $newattachmsg .= '
    '; + foreach my $item (@{$currnewattach}) { + $item =~ m#.*/([^/]+)$#; + $newattachmsg .= '
  1. '.$1.'
    2. '."\n"; + } + $newattachmsg .= '
'."\n"; + } else { + $$currnewattach[0] =~ m#.*/([^/]+)$#; + $newattachmsg .= ''.$1.'
'."\n"; + } } + $postingform .= $newattachmsg; + $postingform .= &generate_preview_button(); return $postingform; } @@ -1016,6 +1021,7 @@ sub build_posting_display { $contrib{$idx.':senderdomain'}).' ('. $contrib{$idx.':sendername'}.':'. $contrib{$idx.':senderdomain'}.')'; + $sender = ''.$sender.''; if ($contrib{$idx.':anonymous'}) { $sender.=' ['.$$anonhash{$key}.'] '. $screenname; @@ -1052,12 +1058,12 @@ sub build_posting_display { } else { @{$$namesort{$lastname}{$firstname}} = ("$idx"); } - if (&editing_allowed($escsymb.':::'.$idx,$group)) { + if ((&editing_allowed($escsymb.':::'.$idx,$group)) && ($outputtarget ne 'tex')) { if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) { $sender.=' '.&mt('Edit').''; @@ -1069,13 +1075,13 @@ sub build_posting_display { } } } - if ($seeid) { + if (($seeid) && ($outputtarget ne 'tex')) { if ($hidden) { unless ($studenthidden) { $sender.=' '.&mt('Make Visible').''; } @@ -1083,7 +1089,7 @@ sub build_posting_display { $sender.=' '.&mt('Hide').''; @@ -1099,6 +1105,7 @@ sub build_posting_display { } else { $sender=''.$$anonhash{$key}.''; } + $sender = ''.$sender.''; # Set up for sorting by domain, then username for anonymous unless (defined($$usernamesort{'__anon'})) { %{$$usernamesort{'__anon'}} = (); @@ -1118,13 +1125,13 @@ sub build_posting_display { @{$$namesort{'__anon'}{'__anon'}} = ("$idx"); } } - if (&discussion_open($status)) { + if ((&discussion_open($status)) && ($outputtarget ne 'tex')) { if (($group ne '') && (&check_group_priv($group,'pgd') eq 'ok')) { $sender.=' '.&mt('Reply').''; @@ -1135,16 +1142,16 @@ sub build_posting_display { $sender.=' '.&mt('Reply').''; } } - if ($viewgrades) { - $vgrlink=&Apache::loncommon::submlink('Submissions', + if (($viewgrades) && ($outputtarget ne 'tex')) { + $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'), $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb); } - if ($$dischash{$readkey}=~/\.$idx\./) { + if (($$dischash{$readkey}=~/\.$idx\./) && ($outputtarget ne 'tex')) { $ctlink = ''; } else { $ctlink = ''; @@ -1245,24 +1252,24 @@ sub build_posting_display { if ($prevread > 0 && $prevread <= $posttime) { $$newitem{$idx} = 1; $$discussionitems[$idx] .= ' -

'. ''.&mt('Show all posts').' '.&mt('to display').' '. @@ -515,7 +518,6 @@ 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 +532,11 @@ 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 +571,7 @@ imscp_v1p1.xsd http://www.imsglobal.org/ + $lt{'cuse'}:
- $lt{'cuse'}:   END @@ -591,7 +593,7 @@ END   - $lt{'chgt'}? + $lt{'chgt'}?
@@ -646,7 +648,7 @@ END $discussion.='		'. ''."\n". ''."\n". + ' onclick="this.form.submit();" />'."\n". ' 
- '; +
'.&mt('NEW').'
+ '; } 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 = (); $$discussionitems[$idx] .= &mt('This post has been edited by the author.'); @@ -1397,7 +1404,9 @@ sub get_post_contents { my ($timesent,$attachmsg); my %currattach = (); $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]); - &newline_to_br(\$messages->{$i}); + unless (&contains_block_html($messages->{$i})) { + &newline_to_br(\$messages->{$i}); + } $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i}); $$subjects{$i}=~s/\n/\
/g; $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i}); @@ -1411,7 +1420,7 @@ 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.'
'; } } @@ -1676,7 +1685,10 @@ 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).'
'; } @@ -1708,9 +1720,8 @@ $latexHelp

$lt{'title'}:

-

-

END if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) { if ($env{'form.origpage'}) { @@ -1732,6 +1743,7 @@ END } } else { $r->print(< $lt{'atta'} $attachmaxtext:

END @@ -1745,7 +1757,7 @@ END $r->print(< - +

END @@ -1952,9 +1964,9 @@ END $r->print(<$lt{'disa'} $lt{$discdisp} - +
- + END $r->print(&Apache::loncommon::end_data_table_row()); @@ -1969,7 +1981,7 @@ END $r->print(<$lt{'dotm'} $lt{$disctogg} - + END my $save = &mt('Save'); $r->print(&Apache::loncommon::end_data_table_row()); @@ -1983,7 +1995,7 @@ END - + END if (exists($env{'form.group'})) { $r->print(''); @@ -2136,17 +2148,17 @@ $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 +2213,7 @@ $start_page
- + END if (exists($env{'form.group'})) { $r->print(''); @@ -2324,7 +2336,7 @@ END
- + $end_page END @@ -2396,7 +2408,7 @@ sub fail_redirect { my ($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'); $r->print(&Apache::loncommon::start_page('Feedback not sent',undef, @@ -2427,7 +2439,7 @@ sub redirect_back { if ($previous > 0) { $qrystr = 'previous='.$previous; if ($feedurl =~ /\?register=1/) { - $feedurl .= '&'.$qrystr; + $feedurl .= '&'.$qrystr; } else { $feedurl .= '?'.$qrystr; } @@ -2436,18 +2448,18 @@ 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 =''; } } @@ -2509,10 +2521,6 @@ sub redirect_back { &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], @@ -2543,13 +2551,9 @@ 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') { - $onload{'onload'} = - "if (window.name!='loncapaclient') { self.window.close(); }"; - } my %body_options = ('only_body' => 1, 'bgcolor' => '#FFFFFF', @@ -2642,12 +2646,12 @@ sub screen_header { } } if ($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').'

' .$discussoptions; } @@ -2679,11 +2683,12 @@ sub clear_out_html { ($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); + 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 $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/ @@ -2949,6 +2954,31 @@ sub show_preview { ); } +sub contains_block_html { + my ($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)=@_; +# 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)=@_; @@ -2982,7 +3012,7 @@ 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 } @@ -3041,7 +3071,7 @@ $toolarge
        @@ -3092,7 +3122,7 @@ END $r->print(''."\n"); } $r->print(< + $end_page END @@ -3139,7 +3169,7 @@ sub generate_attachments_button {
        $lt{'clic'}: 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, @@ -4134,6 +4160,8 @@ None =item newline_to_br() +=item tidy_html() + =item generate_preview_button() =item modify_attachments()
        - Subject: $subject

        + Subject: $subject

        END if ($idx) { if ($attachmenturls) { @@ -3069,7 +3099,7 @@ END
        - $lt{'adda'} + $lt{'adda'}