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Diff for /loncom/interface/lonfeedback.pm between versions 1.322 and 1.360

version 1.322, 2012/01/05 21:18:49	version 1.360, 2012/12/17 16:05:59
Line 82 sub discussion_visible {	Line 82 sub discussion_visible {
return 1;	return 1;
}	}

	sub discussion_vote_available {
	my ($status,$symb)=@_;
	my $canvote=&Apache::lonnet::EXT('resource.0.discussvote',$symb);
	if ((lc($canvote) eq 'yes') \|\|
	((lc($canvote) eq 'notended') && (&discussion_open($status,$symb)))) {
	return 1;
	}
	}

	sub get_realsymb {
	my ($symb) = @_;
	my $realsymb = $symb;
	if ($symb=~/^bulletin___/) {
	my $filename=(&Apache::lonnet::decode_symb($symb))[2];
	$filename=~s{^adm/wrapper/}{};
	$realsymb=&Apache::lonnet::symbread($filename);
	}
	return $realsymb;
	}

sub list_discussion {	sub list_discussion {
my ($mode,$status,$ressymb,$imsextras,$group)=@_;	my ($mode,$status,$ressymb,$imsextras,$group)=@_;
unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }	unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
Line 257 sub list_discussion {	Line 277 sub list_discussion {
$visit ++;	$visit ++;

my $seeid;	my $seeid;
if (($group ne '') && ($mode eq 'board') &&	if (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
($ressymb =~ m\|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$\|)) {	$seeid = 1;
if (&check_group_priv($group,'dgp') eq 'ok') {
$seeid = 1;
}
} else {
$seeid=&Apache::lonnet::allowed('rin',$crs);
}	}
	my $seehidden = &can_see_hidden($mode,$ressymb,undef,$group,$cdom,$cnum,$crs);

	# Is voting on discussions available
	my $realsymb = &get_realsymb($ressymb);
	my $canvote = &discussion_vote_available($status,$realsymb);

my @discussionitems=();	my @discussionitems=();
my %shown = ();	my %shown = ();
my @posteridentity=();	my @posteridentity=();
Line 286 sub list_discussion {	Line 307 sub list_discussion {
$discinfo{$visitkey} = $visit;	$discinfo{$visitkey} = $visit;

&Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});	&Apache::lonnet::put('nohist_'.$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,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);	&build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$seehidden,$canvote,$prevread,$sortposts,$encsymb,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);

my $discussion='';	my $discussion='';
my $manifestfile;	my $manifestfile;
Line 442 imscp_v1p1.xsd http://www.imsglobal.org/	Line 463 imscp_v1p1.xsd http://www.imsglobal.org/
"\n".'<table width="100%" class="LC_discussion">';	"\n".'<table width="100%" class="LC_discussion">';
$discussion .= &action_links_bar($colspan,$ressymb,$visible,	$discussion .= &action_links_bar($colspan,$ressymb,$visible,
$newpostsflag,$group,	$newpostsflag,$group,
$prevread,$markondisp);	$prevread,$markondisp,$seehidden);
my $escsymb=&escape($ressymb);	my $escsymb=&escape($ressymb);
my $numhidden = keys(%notshown);	my $numhidden = keys(%notshown);
if ($numhidden > 0) {	if ($numhidden > 0) {
Line 492 imscp_v1p1.xsd http://www.imsglobal.org/	Line 513 imscp_v1p1.xsd http://www.imsglobal.org/
my $currdepth = 0;	my $currdepth = 0;
my $firstidx = $alldiscussion{$showposts[0]};	my $firstidx = $alldiscussion{$showposts[0]};
foreach my $post (@showposts) {	foreach my $post (@showposts) {
unless (($sortposts eq 'thread') \|\| (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) \|\| ($outputtarget eq 'export')) {	unless (($sortposts eq 'thread') \|\|
	(($sortposts eq '') && (!$env{'environment.unthreadeddiscussion'})) \|\|
	($outputtarget eq 'export')) {
$alldiscussion{$post} = $post;	$alldiscussion{$post} = $post;
}	}
unless ( ($notshown{$alldiscussion{$post}} eq '1') \|\| ($shown{$alldiscussion{$post}} == 0) ) {	unless ( ($notshown{$alldiscussion{$post}} eq '1') \|\| ($shown{$alldiscussion{$post}} == 0) ) {
Line 646 END	Line 669 END
END	END
$discussion .= &action_links_bar($colspan,$ressymb,$visible,	$discussion .= &action_links_bar($colspan,$ressymb,$visible,
$newpostsflag,$group,	$newpostsflag,$group,
$prevread,$markondisp);	$prevread,$markondisp,$seehidden);
$discussion .= "</table></form>\n";	$discussion .= "</table></form>\n";
}	}
if ($outputtarget eq 'export') {	if ($outputtarget eq 'export') {
Line 744 END	Line 767 END
$discussion.= &send_feedback_link($ressymb);	$discussion.= &send_feedback_link($ressymb);
if ($env{'request.role.adv'}) {	if ($env{'request.role.adv'}) {
my $close = &Apache::lonnet::EXT('resource.0.discussend',$ressymb);	my $close = &Apache::lonnet::EXT('resource.0.discussend',$ressymb);
	my $canvote = &Apache::lonnet::EXT('resource.0.discussvote',$ressymb);
if (defined($close) && $close ne '' && $close < time) {	if (defined($close) && $close ne '' && $close < time) {
$discussion .= ' '.&mt('(Closed for [_1] roles)',	if ($canvote eq 'notended') {
&Apache::lonnet::plaintext('st',$crstype));	$discussion .= ' '.&mt('(Posting and voting closed for [_1] roles)',
	&Apache::lonnet::plaintext('st',$crstype));
	} else {
	$discussion .= ' '.&mt('(Closed for [_1] roles)',
	&Apache::lonnet::plaintext('st',$crstype));
	}
}	}
}	}
} else {	} else {
Line 757 END	Line 786 END
return $discussion;	return $discussion;
}	}

	sub can_see_hidden {
	my ($mode,$ressymb,$feedurl,$group,$cdom,$cnum,$crs) = @_;
	my $seehidden;
	if ($env{'request.course.id'}) {
	unless ($cdom ne '' && $cnum ne '') {
	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	}
	if ($crs eq '') {
	$crs = '/'.$env{'request.course.id'};
	if ($env{'request.course.sec'}) {
	$crs.='_'.$env{'request.course.sec'};
	}
	$crs=~s{_}{/}g;
	}
	if ($mode eq '') {
	$mode='board';
	if ($feedurl =~ /$LONCAPA::assess_re/) {
	$mode='problem';
	}
	}
	if (($group ne '') && ($mode eq 'board') &&
	($ressymb =~ m{^bulletin___\d+\Q___adm/wrapper/adm/$cdom/$cnum/\E\d+/bulletinboard$})) {
	if (&check_group_priv($group,'dgp') eq 'ok') {
	$seehidden = 1;
	}
	} else {
	$seehidden=&Apache::lonnet::allowed('rin',$crs);
	}
	}
	return $seehidden;
	}

sub discussion_link {	sub discussion_link {
my ($ressymb,$linktext,$cmd,$item,$flag,$prev,$adds)=@_;	my ($ressymb,$linktext,$cmd,$item,$flag,$prev,$adds,$title)=@_;
my $link='/adm/feedback?inhibitmenu=yes&modal=yes&'.$cmd.'='.&escape($ressymb).':::'.$item;	my $link='/adm/feedback?inhibitmenu=yes&modal=yes&'.$cmd.'='.&escape($ressymb).':::'.$item;
if ($flag) { $link .= '&previous='.$prev; }	if ($flag) { $link .= '&previous='.$prev; }
if ($adds) { $link .= $adds; }	if ($adds) { $link .= $adds; }
my $width=600;	my $width=600;
Line 769 sub discussion_link {	Line 830 sub discussion_link {
$width=300;	$width=300;
$height=200;	$height=200;
}	}
return &Apache::loncommon::modal_link($link,$linktext,$width,$height);	return &Apache::loncommon::modal_link($link,$linktext,$width,$height,undef,undef,$title);
}	}


Line 787 sub send_feedback_link {	Line 848 sub send_feedback_link {
sub send_message_link {	sub send_message_link {
my ($ressymb) = @_;	my ($ressymb) = @_;
my $output = '<span class="LC_message_link">'.	my $output = '<span class="LC_message_link">'.
' <a href="/adm/feedback?sendmessageonly=1&symb='.	&discussion_link($ressymb,
&escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.	'<img alt="" class="LC_noBorder" src="'.
&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').	&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').
'" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';	'" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span>',
	'sendmessageonly').
	'</span>';
return $output;	return $output;
}	}

sub action_links_bar {	sub action_links_bar {
my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;	my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp,
	$seehidden) = @_;
my $discussion = '<tr><td colspan="'.$colspan.'">'.	my $discussion = '<tr><td colspan="'.$colspan.'">'.
'<table width="100%"><tr>'.	'<table width="100%"><tr>'.
'<td class="LC_disc_action_left">';	'<td class="LC_disc_action_left">';
Line 827 sub action_links_bar {	Line 891 sub action_links_bar {
$discussion .= '&previous='.$prevread;	$discussion .= '&previous='.$prevread;
}	}
$discussion .= &group_args($group);	$discussion .= &group_args($group);
$discussion .= '">'.&mt('Export').'</a></td>';	$discussion .= '">'.&mt('Export').'</a>';
	if ($seehidden) {
	$discussion .= '  ';
	$discussion .='<a href="/adm/feedback?undeleteall='.$escsymb;
	if ($newpostsflag) {
	$discussion .= '&previous='.$prevread;
	}
	$discussion .= &group_args($group);
	$discussion .= '">'.&mt('Undelete all deleted entries').'</a>';
	}
	$discussion.='</td>';
if ($newpostsflag) {	if ($newpostsflag) {
if (!$markondisp) {	if (!$markondisp) {
$discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';	$discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
Line 876 sub postingform_display {	Line 950 sub postingform_display {
<input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />	<input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
<input type="hidden" name="sendit" value="true" />	<input type="hidden" name="sendit" value="true" />
<input type="hidden" name="timestamp" value="$now" />	<input type="hidden" name="timestamp" value="$now" />
<br /><a name="newpost"></a>	<a name="newpost"></a>
<font size="1">$lt{'note'}</font><br />	<font size="1">$lt{'note'}</font><br />
<b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />	<b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br />
<textarea name="comment" cols="80" rows="14" id="comment" $textareaclass>$comment</textarea>	<textarea name="comment" cols="80" rows="14" id="comment" $textareaclass>$comment</textarea>
ENDDISCUSS	ENDDISCUSS
if ($env{'form.origpage'}) {	if ($env{'form.origpage'}) {
Line 925 ENDDISCUSS	Line 999 ENDDISCUSS
}	}

sub build_posting_display {	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,$ressymb,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;	my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$seehidden,$canvote,$prevread,$sortposts,$ressymb,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
my @original=();	my @original=();
my @index=();	my @index=();
my $skip_group_check = 0;	my $skip_group_check = 0;
my $symb=&Apache::lonenc::check_decrypt($ressymb);	my $symb=&Apache::lonenc::check_decrypt($ressymb);
my $escsymb=&escape($ressymb);	my $escsymb=&escape($ressymb);
	# These are the discussion contributions
my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});	$env{'course.'.$env{'request.course.id'}.'.num'});
my %likes=&Apache::lonnet::dump('disclikes',	my (%likes,%userlikes,%userunlikes,@theselikes,$oneplus,$twoplus,$oneminus,$twominus);
	my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
	if ($seeid \|\| $canvote) {
	# And these are the likes/unlikes
	%likes=&Apache::lonnet::dump('disclikes',
$env{'course.'.$env{'request.course.id'}.'.domain'},	$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'},	$env{'course.'.$env{'request.course.id'}.'.num'},
'^'.$symb.':');	'^'.$symb.':');
my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};	# Array with likes to figure out averages, etc.
	@theselikes=();
	# Hashes containing likes and unlikes for this user.
	%userlikes=();
	%userunlikes=();
	}
	# Is the user allowed to see the real name behind anonymous postings?
my $see_anonymous =	my $see_anonymous =
&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));	&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));

if ((@{$grouppick} == 0) \|\| (grep(/^all$/,@{$grouppick}))) {	if ((@{$grouppick} == 0) \|\| (grep(/^all$/,@{$grouppick}))) {
$skip_group_check = 1;	$skip_group_check = 1;
}	}
	# Deletions and hiddens are just lists. Split them up into a hash for quicker lookup
my (%deletions,%hiddens);	my (%deletions,%hiddens);
if ($contrib{'deleted'}) {	if ($contrib{'deleted'}) {
my $deleted = $contrib{'deleted'};	my $deleted = $contrib{'deleted'};
Line 959 sub build_posting_display {	Line 1044 sub build_posting_display {
$hidden =~ s/\.$//;	$hidden =~ s/\.$//;
%hiddens = map { $_ => 1 } (split(/\.\./,$hidden));	%hiddens = map { $_ => 1 } (split(/\.\./,$hidden));
}	}
	# Versions if store/restore are used to actually store the messages.
if ($contrib{'version'}) {	if ($contrib{'version'}) {
my $oldest = $contrib{'1:timestamp'};	my $oldest = $contrib{'1:timestamp'};
if ($prevread eq '0') {	if ($prevread eq '0') {
Line 969 sub build_posting_display {	Line 1055 sub build_posting_display {
($skiptest,$roleregexp,$secregexp,$statusregexp) =	($skiptest,$roleregexp,$secregexp,$statusregexp) =
&filter_regexp($rolefilter,$sectionpick,$statusfilter);	&filter_regexp($rolefilter,$sectionpick,$statusfilter);
$rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;	$rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
}	}
	my %votestyle;
	if ($seeid \|\| $canvote) {
	# We need to go through this twice, first to get the likes/dislikes, then to actually build the display
	for (my $id=1;$id<=$contrib{'version'};$id++) {
	my $idx=$id;
	next if ($contrib{$idx.':deleted'});
	next if ($contrib{$idx.':hidden'});
	unless ((($hiddens{$idx}) && (!$seehidden)) \|\| ($deletions{$idx}) \|\| (!$contrib{$idx.':message'})) {
	push(@theselikes,$likes{$symb.':'.$idx.':likes'});
	if ($likes{$symb.':'.$idx.':likes'} ne '') {
	if (ref($likes{$symb.':'.$idx.':likers'}) eq 'HASH') {
	if (exists($likes{$symb.':'.$idx.':likers'}{$thisuser})) {
	$userlikes{$idx} = 1;
	}
	}
	if (ref($likes{$symb.':'.$idx.':unlikers'}) eq 'HASH') {
	if (exists($likes{$symb.':'.$idx.':unlikers'}{$thisuser})) {
	$userunlikes{$idx} = 1;
	}
	}
	}
	}
	}
	# Figure out average likes and standard deviation if there are enough
	# discussions to warrant that
	my $ave=0;
	my $stddev=10000;
	if ($#theselikes>1) {
	my $sum=0;
	my $num=$#theselikes+1;
	foreach my $thislike (@theselikes) {
	$sum+=$thislike;
	}
	$ave=$sum/$num;
	my $sumsq=0;
	foreach my $thislike (@theselikes) {
	$sumsq+=($thislike-$ave)*($thislike-$ave);
	}
	$stddev=sqrt($sumsq/$num);
	}
	# Now we know the average likes $ave and the standard deviation $stddev
	# Get the boundaries for markup
	$oneplus=$ave+$stddev;
	$twoplus=$ave+2.*$stddev;
	$oneminus=$ave-$stddev;
	$twominus=$ave-2.*$stddev;
	if ($#theselikes>1) {
	foreach my $class ('twoplus','oneplus','zero','oneminus','twominus') {
	my $fontstyle = $env{'course.'.$env{'request.course.id'}.'.discussion_post_fonts_'.$class};
	if ($fontstyle ne '') {
	my ($size,$weight,$style,$other) = split(/,/,$fontstyle);
	if ($size ne '') {
	$votestyle{$class} .= 'font-size: '.$size.';';
	}
	if ($weight ne '') {
	$votestyle{$class} .= 'font-weight: '.$weight.';';
	}
	if ($style ne '') {
	$votestyle{$class} .= 'font-style: '.$style.';';
	}
	if ($other ne '') {
	$votestyle{$class} .= $other;
	}
	if ($votestyle{$class} ne '') {
	$votestyle{$class} = 'style="'.$votestyle{$class}.'"';
	}
	}
	}
	}
	}
	#
	# This is now the real loop. Go through all entries, pick up what we need
	#
for (my $id=1;$id<=$contrib{'version'};$id++) {	for (my $id=1;$id<=$contrib{'version'};$id++) {
my $idx=$id;	my $idx=$id;
next if ($contrib{$idx.':deleted'});	next if ($contrib{$idx.':deleted'});
next if ($contrib{$idx.':hidden'});	next if ($contrib{$idx.':hidden'});
	# If we get here, we are actually going to display the message - we don't know where and we don't know if we display
	# previous edits, but it counts as one entry
my $posttime = $contrib{$idx.':timestamp'};	my $posttime = $contrib{$idx.':timestamp'};
if ($prevread <= $posttime) {	if ($prevread <= $posttime) {
$$newpostsflag = 1;	$$newpostsflag = 1;
Line 982 sub build_posting_display {	Line 1143 sub build_posting_display {
my $origindex='0.';	my $origindex='0.';
my $numoldver=0;	my $numoldver=0;
if ($contrib{$idx.':replyto'}) {	if ($contrib{$idx.':replyto'}) {
if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) \|\| ($sortposts eq 'thread') \|\| ($outputtarget eq 'export')) {	if ( ((!$env{'environment.unthreadeddiscussion'}) && ($sortposts eq '')) \|\|
	($sortposts eq 'thread') \|\| ($outputtarget eq 'export')) {
# this is a follow-up message	# this is a follow-up message
$original[$idx]=$original[$contrib{$idx.':replyto'}];	$original[$idx]=$original[$contrib{$idx.':replyto'}];
$$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;	$$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
Line 1002 sub build_posting_display {	Line 1164 sub build_posting_display {
} else {	} else {
$$replies[$$depth[$idx]]=1;	$$replies[$$depth[$idx]]=1;
}	}
unless ((($hiddens{$idx}) && (!$seeid)) \|\| ($deletions{$idx})) {	unless ((($hiddens{$idx}) && (!$seehidden)) \|\| ($deletions{$idx})) {
$$visible++;	$$visible++;
if ($contrib{$idx.':history'}) {	if ($contrib{$idx.':history'}) {
if ($contrib{$idx.':history'} =~ /:/) {	if ($contrib{$idx.':history'} =~ /:/) {
Line 1017 sub build_posting_display {	Line 1179 sub build_posting_display {
my %subjects = ();	my %subjects = ();
my %attachtxt = ();	my %attachtxt = ();
my %allattachments = ();	my %allattachments = ();
my ($screenname,$plainname);	my ($screenname,$plainname,$showaboutme);
my $sender = &mt('Anonymous');	my $sender = &mt('Anonymous');
# Anonymous users getting number within a discussion	# Anonymous users getting number within a discussion
# Since idx is in static order, this should give the same sequence every time.	# Since idx is in static order, this should give the same sequence every time.
Line 1027 sub build_posting_display {	Line 1189 sub build_posting_display {
$$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;	$$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
}	}
my ($message,$subject,$vgrlink,$ctlink);	my ($message,$subject,$vgrlink,$ctlink);
&get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);	&get_post_contents(\%contrib,$idx,$seeid,$seehidden,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,\$showaboutme,$numoldver);


# Set up for sorting by subject	# Set up for sorting by subject
Line 1057 sub build_posting_display {	Line 1219 sub build_posting_display {
}	}
}	}
if (!$contrib{$idx.':anonymous'} \|\| $see_anonymous) {	if (!$contrib{$idx.':anonymous'} \|\| $see_anonymous) {
$sender=&Apache::loncommon::aboutmewrapper(	if ($showaboutme) {
$plainname,	$sender = &Apache::loncommon::aboutmewrapper(
$contrib{$idx.':sendername'},	$plainname,
$contrib{$idx.':senderdomain'}).' ('.	$contrib{$idx.':sendername'},
$contrib{$idx.':sendername'}.':'.	$contrib{$idx.':senderdomain'});
$contrib{$idx.':senderdomain'}.')';	} else {
	$sender = $plainname;
	}
	if ($see_anonymous) {
	$sender .= ' ('.$contrib{$idx.':sendername'}.':'.
	$contrib{$idx.':senderdomain'}.')';
	}
$sender = '<b>'.$sender.'</b>';	$sender = '<b>'.$sender.'</b>';
if ($contrib{$idx.':anonymous'}) {	if ($contrib{$idx.':anonymous'}) {
$sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.	$sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
Line 1101 sub build_posting_display {	Line 1269 sub build_posting_display {
@{$$namesort{$lastname}{$firstname}} = ("$idx");	@{$$namesort{$lastname}{$firstname}} = ("$idx");
}	}
if ($outputtarget ne 'tex') {	if ($outputtarget ne 'tex') {
unless ($likes{$symb.':'.$idx.':likers'}=~/\,\Q$thisuser\E\,/) {	# Add karma stars
$sender.=' '.&discussion_link($symb,&mt('Like'),'like',$idx,$$newpostsflag,$prevread,&group_args($group));	my $karma=&userkarma($contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
}	for (my $i=1;$i<=$karma;$i++) {
unless ($likes{$symb.':'.$idx.':unlikers'}=~/\,\Q$thisuser\E\,/) {	$sender.='<img border="0" src="/res/adm/pages/star.gif" alt="'.&mt('Contributor Kudos').'" />';
$sender.=' '.&discussion_link($symb,&mt('Unlike'),'unlike',$idx,$$newpostsflag,$prevread,&group_args($group));
}	}
	# Can people edit this?
if (&editing_allowed($escsymb.':::'.$idx,$group)) {	if (&editing_allowed($escsymb.':::'.$idx,$group)) {
if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {	if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
$sender.=' '.	$sender.=' '.
&discussion_link($symb,&mt('Edit'),'editdisc',$idx,$$newpostsflag,$prevread,&group_args($group));	&discussion_link($symb,&mt('Edit'),'editdisc',$idx,$$newpostsflag,$prevread,&group_args($group));
unless ($seeid) {	unless ($seehidden) {
my $grpargs = &group_args($group);	my $grpargs = &group_args($group);
$sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";	$sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
$sender .= '">'.&mt('Delete').'</a>';	$sender .= '">'.&mt('Delete').'</a>';
}	}
}	}
}	}
if ($seeid) {	if ($seehidden) {
if ($hiddens{$idx}) {	if ($hiddens{$idx}) {
unless ($studenthidden) {	unless ($studenthidden) {
$sender.=' '.	$sender.=' '.
Line 1189 sub build_posting_display {	Line 1357 sub build_posting_display {
}	}
if ($outputtarget eq 'export' \|\| $message) {	if ($outputtarget eq 'export' \|\| $message) {
my $thisindex=$idx;	my $thisindex=$idx;
if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) \|\| ($sortposts eq 'thread') \|\| ($outputtarget eq 'export')) {	if ( ((!$env{'environment.unthreadeddiscussion'}) && ($sortposts eq '')) \|\|
	($sortposts eq 'thread') \|\| ($outputtarget eq 'export')) {
$thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);	$thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
}	}
$$alldiscussion{$thisindex}=$idx;	$$alldiscussion{$thisindex}=$idx;
Line 1221 sub build_posting_display {	Line 1390 sub build_posting_display {
} else {	} else {
if ($message) {	if ($message) {
my $spansize = 2;	my $spansize = 2;
	my ($uname,$udom);
if ($showonlyunread && $prevread > $posttime) {	if ($showonlyunread && $prevread > $posttime) {
$$notshown{$idx} = 1;	$$notshown{$idx} = 1;
} elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {	} elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
$$notshown{$idx} = 1;	$$notshown{$idx} = 1;
} else {	} else {
# apply filters	# apply filters
my $uname = $contrib{$idx.':sendername'};	$uname = $contrib{$idx.':sendername'};
my $udom = $contrib{$idx.':senderdomain'};	$udom = $contrib{$idx.':senderdomain'};
my $poster = $uname.':'.$udom;	my $poster = $uname.':'.$udom;
if ($env{'form.totposters'} ne '') {	if ($env{'form.totposters'} ne '') {
if ($totposters == 0) {	if ($totposters == 0) {
Line 1289 sub build_posting_display {	Line 1459 sub build_posting_display {
if ($$dischash{$toggkey}) {	if ($$dischash{$toggkey}) {
$$discussionitems[$idx].='  '.$ctlink;	$$discussionitems[$idx].='  '.$ctlink;
}	}
	my $thislikes=$likes{$symb.':'.$idx.':likes'};
	my $likestyle;
	if ($seeid \|\| $canvote) {
	# Figure out size based on likes
	my $class = 'zero';
	my $thislikes=$likes{$symb.':'.$idx.':likes'};
	if ($thislikes>$twoplus) {
	$class = 'twoplus';
	} elsif ($thislikes>$oneplus) {
	$class = 'oneplus';
	}
	if ($thislikes<$twominus) {
	$class = 'twominus';
	} elsif ($thislikes<$oneminus) {
	$class = 'oneminus';
	}
	$likestyle = $votestyle{$class};
	}
	# Actually glue in the message itself
$$discussionitems[$idx].= '<br /><blockquote>'.	$$discussionitems[$idx].= '<br /><blockquote>'.
$message.'</blockquote>';	"<div $likestyle>".
	$message.
	'</div></blockquote>';
	if ($canvote) {
	my $ownpost;
	if (($uname eq $env{'user.name'}) &&
	($udom eq $env{'user.domain'})) {
	$ownpost = 1;
	}
	# Put in the like and unlike buttons
	if ($ownpost \|\| (($hiddens{$idx}) && ($seehidden))) {
	my $novote;
	if ($ownpost) {
	$novote = &mt('No voting for your own posts.');
	} else {
	$novote = &mt('No voting for hidden posts.');
	}
	$$discussionitems[$idx].=
	'<a href="javascript:alert('."'$novote'".');" style="text-decoration: none;">'.
	'<img border="0" src="/res/adm/pages/thumbsup_novote.png" alt="'.$novote.'" /> '.
	'<img border="0" src="/res/adm/pages/thumbsdown_novote.png" alt="'.$novote.'" /></a>';

	} else {
	if ($userlikes{$idx}) {
	$$discussionitems[$idx].='<img border="0" src="/res/adm/pages/thumbsup_gray.png" alt="'.&mt('You like this posting').'" />';
	} else {
	$$discussionitems[$idx].=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsup.png" alt="'.&mt('Like').'" />','like',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Like this posting"));
	}
	if ($userunlikes{$idx}) {
	$$discussionitems[$idx].='<img border="0" src="/res/adm/pages/thumbsdown_gray.png" alt="'.&mt('You unlike this posting').'" />';
	} else {
	$$discussionitems[$idx].=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsdown.png" alt="'.&mt('Unlike').'" />','unlike',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Unlike this posting"));
	}
	}
	}
	if ($seeid \|\| $canvote) {
	my $thislikes=$likes{$symb.':'.$idx.':likes'};
	if ($thislikes>0) {
	$$discussionitems[$idx].=' ('.&mt("[_1] likes",$thislikes).')';
	} elsif ($thislikes<0) {
	$$discussionitems[$idx].=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
	}
	}
	# If there is any history to this post, inform the reader
if ($contrib{$idx.':history'}) {	if ($contrib{$idx.':history'}) {
my @postversions = ();	my @postversions = ();
$$discussionitems[$idx] .= &mt('This post has been edited by the author.');	$$discussionitems[$idx] .= '  '.&mt('This post has been edited by the author.');
if ($seeid) {	if ($seehidden) {
$$discussionitems[$idx] .= '  '.	$$discussionitems[$idx] .= '  '.
&discussion_link($symb,&mt('Display all versions'),'allversions',$idx,$$newpostsflag,$prevread,&group_args($group));	&discussion_link($symb,&mt('Display all versions'),'allversions',$idx,$$newpostsflag,$prevread,&group_args($group));
}	}
Line 1309 sub build_posting_display {	Line 1541 sub build_posting_display {
$$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';	$$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
}	}
}	}
	# end of unless ($$notshown ...)
}	}
	# end of if ($message) ...
}	}
	# end of the else-branch of target being export
}	}
	# end of unless hidden or deleted
}	}
	# end of the loop over all discussion entries
}	}
	# end of "if there actually are any discussions
}	}
	# end of subroutine "build_posting_display"
}	}

sub filter_regexp {	sub filter_regexp {
Line 1373 sub filter_regexp {	Line 1612 sub filter_regexp {


sub get_post_contents {	sub get_post_contents {
my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;	my ($contrib,$idx,$seeid,$seehidden,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$showaboutme,$numver) = @_;
my $discussion = '';	my $discussion = '';
my $start=$numver;	my $start=$numver;
my $end=$numver + 1;	my $end=$numver + 1;
%{$$imsfiles{$idx}}=();	%{$$imsfiles{$idx}}=();
if ($type eq 'allversions') {	if ($type eq 'allversions') {
unless($seeid) {	unless($seehidden) {
$discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');	$discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
return $discussion;	return $discussion;
}	}
Line 1391 sub get_post_contents {	Line 1630 sub get_post_contents {
$$contrib{$idx.':sendername'},	$$contrib{$idx.':sendername'},
$$contrib{$idx.':senderdomain'});	$$contrib{$idx.':senderdomain'});
$$screenname=$$contrib{$idx.':screenname'};	$$screenname=$$contrib{$idx.':screenname'};
	$$showaboutme = &Apache::lonnet::usertools_access($$contrib{$idx.':sendername'},
my $sender=&Apache::loncommon::aboutmewrapper(	$$contrib{$idx.':senderdomain'},
	'aboutme');
	my $sender = $$plainname;
	if ($$showaboutme) {
	$sender = &Apache::loncommon::aboutmewrapper(
$$plainname,	$$plainname,
$$contrib{$idx.':sendername'},	$$contrib{$idx.':sendername'},
$$contrib{$idx.':senderdomain'}).' ('.	$$contrib{$idx.':senderdomain'});
$$contrib{$idx.':sendername'}.':'.	}
$$contrib{$idx.':senderdomain'}.')';	if ($seeid) {
	$sender .= ' ('.$$contrib{$idx.':sendername'}.':'.
	$$contrib{$idx.':senderdomain'}.')';
	}
my $attachmenturls = $$contrib{$idx.':attachmenturl'};	my $attachmenturls = $$contrib{$idx.':attachmenturl'};
my @postversions = ();	my @postversions = ();
if ($type eq 'allversions' \|\| $type eq 'export') {	if ($type eq 'allversions' \|\| $type eq 'export') {
Line 1513 sub mail_screen {	Line 1759 sub mail_screen {
}	}

my %lt = &Apache::lonlocal::texthash(	my %lt = &Apache::lonlocal::texthash(
'myqu' => 'My question/comment/feedback:',	'myqu' => 'Question/comment/feedback:',
'title' => 'Title',	'title' => 'Title',
'reta' => 'Retained attachments',	'reta' => 'Retained attachments',
'atta' => 'Attachment',	'atta' => 'Attachment',
);	);
	if($env{'form.editdisc'} \|\| $env{'form.replydisc'}){
	%lt = &Apache::lonlocal::texthash(
	'myqu' => 'Post Discussion',
	);
	}
my $restitle = &get_resource_title($caller_symb,$feedurl);	my $restitle = &get_resource_title($caller_symb,$feedurl);
my $quote='';	my $quote='';
my $subject = '';	my $subject = '';
Line 1582 END	Line 1833 END
$env{'course.'.$env{'request.course.id'}.'.domain'},	$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});	$env{'course.'.$env{'request.course.id'}.'.num'});
unless (($contrib{'hidden'}=~/\.$idx\./) \|\| ($contrib{'deleted'}=~/\.$idx\./)) {	unless (($contrib{'hidden'}=~/\.$idx\./) \|\| ($contrib{'deleted'}=~/\.$idx\./)) {
	my $numoldver = 0;
if ($contrib{$idx.':history'}) {	if ($contrib{$idx.':history'}) {
if ($contrib{$idx.':history'} =~ /:/) {	if ($contrib{$idx.':history'} =~ /:/) {
my @oldversions = split(/:/,$contrib{$idx.':history'});	my @oldversions = split(/:/,$contrib{$idx.':history'});
Line 1590 END	Line 1842 END
$numoldver = 1;	$numoldver = 1;
}	}
}	}
if ($env{'form.replydisc'}) {	if ($idx > 0) {
if ($contrib{$idx.':history'}) {	my (%msgversions,%subversions,$htmldecode);
if ($contrib{$idx.':history'} =~ /:/) {	$htmldecode = 0;
my @oldversions = split(/:/,$contrib{$idx.':history'});	if ($env{'form.replydisc'}) {
$numoldver = @oldversions;	$htmldecode = 1;
} else {
$numoldver = 1;
}
}	}
if ($idx > 0) {	&get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
my %msgversions = ();	&get_post_versions(\%subversions,$contrib{$idx.':subject'},$htmldecode,
&get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);	$numoldver);
	$subject = $subversions{$numoldver};
	if ($env{'form.replydisc'}) {
$quote = $msgversions{$numoldver};	$quote = $msgversions{$numoldver};
}	$subject = &HTML::Entities::encode(&mt('Re: ').$subject,'<>&"');
if ($idx > 0) {	} else {
my %subversions = ();
&get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
$subject = &mt('Re: ').$subversions{$numoldver};
}
$subject = &HTML::Entities::encode($subject,'<>&"');
} else {
$attachmenturls = $contrib{$idx.':attachmenturl'};
if ($idx > 0) {
my %msgversions = ();
&get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
$comment = $msgversions{$numoldver};	$comment = $msgversions{$numoldver};
my %subversions = ();
&get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
$subject = $subversions{$numoldver};
}	}
	}
	if ($env{'form.editdisc'}) {
	$attachmenturls = $contrib{$idx.':attachmenturl'};
if (defined($contrib{$idx.':replyto'})) {	if (defined($contrib{$idx.':replyto'})) {
$parentmsg = $contrib{$idx.':replyto'};	$parentmsg = $contrib{$idx.':replyto'};
}	}
Line 1720 END	Line 1961 END
unless (&contains_block_html($quote)) {	unless (&contains_block_html($quote)) {
&newline_to_br(\$quote);	&newline_to_br(\$quote);
}	}
$quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';	$quote=&Apache::lonhtmlcommon::start_pick_box().
	&Apache::lonhtmlcommon::row_title(&mt('Quote')).
	&Apache::lontexconvert::msgtexconverted($quote).
	&Apache::lonhtmlcommon::row_closure(1).
	&Apache::lonhtmlcommon::end_pick_box();
}	}
my $header='';	my $header='';
unless ($env{'form.modal'}) {	unless ($env{'form.modal'}) {
Line 1728 END	Line 1973 END
}	}
$r->print(<<END);	$r->print(<<END);
$start_page	$start_page
	<h1>$lt{'myqu'}</h1>
$header	$header
<form action="/adm/feedback" method="post" name="mailform"	<form action="/adm/feedback" method="post" name="mailform"
enctype="multipart/form-data">	enctype="multipart/form-data">
Line 1747 END	Line 1993 END
}	}
$r->print(<<END);	$r->print(<<END);
$options	$options
	<br />
	END
	$r->print(&Apache::lonhtmlcommon::start_pick_box());
	$r->print(<<END);
$quote	$quote
<p>$lt{'myqu'}	<p>
$textareaheader	$textareaheader
</p>	</p>
<p>	<p>
$latexHelp	$latexHelp
</p>	</p>
<p>	<p>
$lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
<p>
<textarea name="comment" id="comment" cols="60" rows="10" $textareaclass>$comment
</textarea></p>
END	END


	$r->print(&Apache::lonhtmlcommon::row_title(&mt('Subject')));
	$r->print('<input type="text" name="subject" size="30" value="'.
	$subject.'" /></p>');
	$r->print(&Apache::lonhtmlcommon::row_closure());
	$r->print(&Apache::lonhtmlcommon::row_title(&mt('Message')));
	$r->print('<textarea name="comment" id="comment" cols="55" rows="10" '.
	$textareaclass.'>'.$comment.
	'</textarea>');
	$r->print(&Apache::lonhtmlcommon::row_closure(1));
	$r->print(&Apache::lonhtmlcommon::end_pick_box());

if ( ($env{'form.editdisc'}) \|\| ($env{'form.replydisc'}) ) {	if ( ($env{'form.editdisc'}) \|\| ($env{'form.replydisc'}) ) {
if ($env{'form.origpage'}) {	if ($env{'form.origpage'}) {
foreach my $attach (@currnewattach) {	foreach my $attach (@currnewattach) {
Line 1792 END	Line 2051 END
$r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');	$r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
}	}
$r->print(<<END);	$r->print(<<END);
<p>
<input type="hidden" name="sendit" value="1" />	<input type="hidden" name="sendit" value="1" />
<input type="button" value="$send" onclick='gosubmit();' />	<input type="button" value="$send" onclick='gosubmit();' />
</p>
</form>	</form>
END	END
if ($env{'form.editdisc'} \|\| $env{'form.replydisc'}) {	if ($env{'form.editdisc'} \|\| $env{'form.replydisc'}) {
Line 1810 END	Line 2067 END
$attachnum += @currnewattach;	$attachnum += @currnewattach;
}	}
my $blockblog = &Apache::loncommon::blocking_status('blogs');	my $blockblog = &Apache::loncommon::blocking_status('blogs');
$r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
if ($attachnum > 0) {	if ($attachnum > 0) {
if (@currnewattach > 0) {	if (@currnewattach > 0) {
$newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';	$newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
Line 1830 END	Line 2086 END
$r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");	$r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
}	}
if ($newattachmsg) {	if ($newattachmsg) {
$r->print("$newattachmsg<br />");	$r->print("$newattachmsg");
}	}
}	}
	$r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
}	}
$r->print(&generate_preview_button().	$r->print(&generate_preview_button().
&Apache::loncommon::end_page());	&Apache::loncommon::end_page());
Line 2273 sub print_showposters {	Line 2530 sub print_showposters {
$r->send_http_header;	$r->send_http_header;

&Apache::lonenc::check_encrypt(\$symb);	&Apache::lonenc::check_encrypt(\$symb);
my $crs='/'.$env{'request.course.id'};
if ($env{'request.course.sec'}) {
$crs.='_'.$env{'request.course.sec'};
}
$crs=~s/\_/\//g;
my $seeid;
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $group = $env{'form.group'};	my $group = $env{'form.group'};
my $ressymb = &wrap_symb($symb);	my $ressymb = &wrap_symb($symb);
if (($group ne '') &&	my $seehidden = &can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum);
($ressymb =~ m\|^bulletin___\d+___adm/wrapper/adm/\Q$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 %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$cdom,$cnum);	$cdom,$cnum);
my %namesort = ();	my %namesort = ();
Line 2306 sub print_showposters {	Line 2550 sub print_showposters {
for (my $idx=1;$idx<=$contrib{'version'};$idx++) {	for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
my $hidden=($contrib{'hidden'}=~/\.$idx\./);	my $hidden=($contrib{'hidden'}=~/\.$idx\./);
my $deleted=($contrib{'deleted'}=~/\.$idx\./);	my $deleted=($contrib{'deleted'}=~/\.$idx\./);
unless ((($hidden) && (!$seeid)) \|\| ($deleted)) {	unless ((($hidden) && (!$seehidden)) \|\| ($deleted)) {
if ((!$contrib{$idx.':anonymous'}) \|\| (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {	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{$idx.':sendername'});	my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
my $lastname = $names{'lastname'};	my $lastname = $names{'lastname'};
Line 2331 sub print_showposters {	Line 2575 sub print_showposters {
}	}
}	}
}	}
}	}
}	}

my $start_page = &Apache::loncommon::start_page('Discussion options');	my $start_page = &Apache::loncommon::start_page('Discussion options');
Line 2454 sub fail_redirect {	Line 2698 sub fail_redirect {
'only_body' => 1,}));	'only_body' => 1,}));
$r->print(<<ENDFAILREDIR);	$r->print(<<ENDFAILREDIR);
<img align="right" src="$logo" />	<img align="right" src="$logo" />
<b>$lt{'sorr'}</b>	<p class="LC_warning">$lt{'sorr'}</p>
ENDFAILREDIR	ENDFAILREDIR
$r->print(&Apache::loncommon::end_page());	$r->print(&Apache::loncommon::end_page());
}	}
Line 2600 sub no_redirect_back {	Line 2844 sub no_redirect_back {
'add_entries' => \%onload,);	'add_entries' => \%onload,);

if ($feedurl !~ m{^/adm/feedback}) {	if ($feedurl !~ m{^/adm/feedback}) {
$body_options{'rediect'} = [2,$feedurl];	$body_options{'redirect'} = [2,$feedurl];
}	}
my $start_page=	my $start_page=
&Apache::loncommon::start_page('Feedback not sent',undef,	&Apache::loncommon::start_page('Feedback not sent',undef,
Line 2642 sub screen_header {	Line 2886 sub screen_header {
unless (($env{'form.replydisc'}) \|\| ($env{'form.editdisc'})) {	unless (($env{'form.replydisc'}) \|\| ($env{'form.editdisc'})) {
if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {	if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
$msgoptions=	$msgoptions=
'<p><label><input type="radio" name="discuss" value="author" /> '.	'<label><input type="radio" name="discuss" value="author" /> '.
&mt('Feedback to resource author').'</label></p>';	&mt('Feedback to resource author').'</label><br />';
}	}
my %optionhash=();	my %optionhash=();
foreach my $type ('question','comment','policy') {	foreach my $type ('question','comment','policy') {
Line 2651 sub screen_header {	Line 2895 sub screen_header {
}	}
if (&feedback_available(1)) {	if (&feedback_available(1)) {
$msgoptions.=	$msgoptions.=
'<p><label><input type="radio" name="discuss" value="question" /> '.	'<label><input type="radio" name="discuss" value="question" /> '.
($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';	($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label><br />';
}	}
if (&feedback_available(0,1)) {	if (&feedback_available(0,1)) {
$msgoptions.=	$msgoptions.=
'<p><label><input type="radio" name="discuss" value="course" /> '.	'<label><input type="radio" name="discuss" value="course" /> '.
($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).	($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
'</label></p>';	'</label><br />';
}	}
if (&feedback_available(0,0,1)) {	if (&feedback_available(0,0,1)) {
$msgoptions.=	$msgoptions.=
'<p><label><input type="radio" name="discuss" value="policy" /> '.	'<label><input type="radio" name="discuss" value="policy" /> '.
($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).	($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
'</label></p>';	'</label><br />';
}	}
}	}
if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {	if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');	my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my $realsymb = $symb;	my $realsymb = &get_realsymb($symb);
if ($symb=~/^bulletin___/) {
my $filename=(&Apache::lonnet::decode_symb($symb))[2];
$filename=~s\|^adm/wrapper/\|\|;
$realsymb=&Apache::lonnet::symbread($filename);
}
if (!$blocked && &discussion_open(undef,$realsymb) &&	if (!$blocked && &discussion_open(undef,$realsymb) &&
(&Apache::lonnet::allowed('pch',	(&Apache::lonnet::allowed('pch',
$env{'request.course.id'}.	$env{'request.course.id'}.
Line 2852 sub storefeedbackpoints {	Line 3091 sub storefeedbackpoints {
my %record=('grader_user' => $env{'user.name'},	my %record=('grader_user' => $env{'user.name'},
'grader_domain' => $env{'user.domain'},	'grader_domain' => $env{'user.domain'},
'points' => $points);	'points' => $points);
return &Apache::lonnet::cstore(\%record,'_feedback');	return &Apache::lonnet::cstore(\%record,'_feedback',$course,$udom,$uname);
}	}

# Store feedback "likes"	# Store feedback "likes"
Line 2872 sub storefeedbacklikes {	Line 3111 sub storefeedbacklikes {
'likes_domain' => $env{'user.domain'},	'likes_domain' => $env{'user.domain'},
'likes' => $likes,	'likes' => $likes,
'totallikes' => $totallikes);	'totallikes' => $totallikes);
return &Apache::lonnet::cstore(\%newrecord,'_feedback');	return &Apache::lonnet::cstore(\%newrecord,'_feedback',$course,$udom,$uname);
}	}


sub adddiscuss {	sub adddiscuss {
my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;	my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;
my $status='';	my $status='';
my $realsymb;	my $realsymb = &get_realsymb($symb);
if ($symb=~/^bulletin___/) {
my $filename=(&Apache::lonnet::decode_symb($symb))[2];
$filename=~s\|^adm/wrapper/\|\|;
$realsymb=&Apache::lonnet::symbread($filename);
}
my ($cnum,$cdom);	my ($cnum,$cdom);
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
Line 2982 sub adddiscuss {	Line 3216 sub adddiscuss {
$newrecord{'subnumber'}=$record{'subnumber'}+1;	$newrecord{'subnumber'}=$record{'subnumber'}+1;
$status.='<br />'.&mt('Registering').': '.	$status.='<br />'.&mt('Registering').': '.
&Apache::lonnet::cstore(\%newrecord,'_discussion');	&Apache::lonnet::cstore(\%newrecord,'_discussion');
	&updatekarma();
}	}
} else {	} else {
$status.='Failed.';	$status.='Failed.';
Line 3005 sub getdiscussionrecords {	Line 3240 sub getdiscussionrecords {

sub getdiscussionstats {	sub getdiscussionstats {
my %record=&getdiscussionrecords(@_);	my %record=&getdiscussionrecords(@_);
return ($record{'subnumber'},$record{'points'},$record{'totallikes'});	my $totalvotes = $record{'totallikes'} + $record{'totalunlikes'};
	return ($record{'subnumber'},$record{'points'},$record{'totallikes'},$totalvotes);
}	}

	# Calculate discussion karma

	sub calcdiscussionkarma {
	my ($subs,$pts,$likes,$votes)=&getdiscussionstats(@_);
	my $karma=0;
	if ($votes>0) {
	$karma=int(.1+5.(1.-exp(-$subs/10.))$likes/$votes);
	if ($karma<0) { $karma=0; }
	if ($karma>5) { $karma=5; }
	}
	return $karma;
	}

	# Update karma

	sub updatekarma {
	my ($uname,$udom,$course)=@_;
	unless ($uname) { $uname=$env{'user.name'}; }
	unless ($udom) { $udom=$env{'user.domain'}; }
	unless ($course) { $course=$env{'request.course.id'}; }
	my $karma=&calcdiscussionkarma($uname,$udom,$course);
	&Apache::lonnet::cstore({ 'karma' => $karma },'_discussion',$course,$udom,$uname);
	&Apache::lonnet::do_cache_new('karma',$uname.':'.$udom.':'.$course,$karma,3600);
	return $karma;
	}

	# Retrieve karma

	sub userkarma {
	my ($uname,$udom,$course)=@_;
	unless ($uname) { $uname=$env{'user.name'}; }
	unless ($udom) { $udom=$env{'user.domain'}; }
	unless ($course) { $course=$env{'request.course.id'}; }
	my $hashkey=$uname.':'.$udom.':'.$course;
	my ($karma,$cached)=&Apache::lonnet::is_cached_new('karma',$hashkey);
	if ($cached) {
	return $karma;
	}
	my %userdisc=&getdiscussionrecords($uname,$udom,$course);
	$karma=$userdisc{'karma'};
	&Apache::lonnet::do_cache_new('karma',$hashkey,$karma,3600);
	return $karma;
	}

# Store discussion credit	# Store discussion credit

Line 3020 sub storediscussionpoints {	Line 3299 sub storediscussionpoints {
my %record=('grader_user' => $env{'user.name'},	my %record=('grader_user' => $env{'user.name'},
'grader_domain' => $env{'user.domain'},	'grader_domain' => $env{'user.domain'},
'points' => $points);	'points' => $points);
return &Apache::lonnet::cstore(\%record,'_discussion');	return &Apache::lonnet::cstore(\%record,'_discussion',$course,$udom,$uname);
}	}

# Store discussion "likes"	# Store discussion "likes"

sub storediscussionlikes {	sub storediscussionlikes {
my ($likes,$uname,$udom,$course)=@_;	my ($chglikes,$chgunlikes,$uname,$udom,$course,$context)=@_;
unless ($likes) { $likes=0; }
if ($likes>0) { $likes=1; }
if ($likes<0) { $likes=-1; }
unless ($uname) { $uname=$env{'user.name'}; }	unless ($uname) { $uname=$env{'user.name'}; }
unless ($udom) { $udom=$env{'user.domain'}; }	unless ($udom) { $udom=$env{'user.domain'}; }
unless ($course) { $course=$env{'request.course.id'}; }	unless ($course) { $course=$env{'request.course.id'}; }
my %record=&getdiscussionrecords($uname,$udom,$course);	my %record=&getdiscussionrecords($uname,$udom,$course);
my $totallikes=$record{'totallikes'};	my $totallikes=$record{'totallikes'};
$totallikes+=$likes;	my $totalunlikes=$record{'totalunlikes'};
	$totallikes += $chglikes;
	$totalunlikes += $chgunlikes;
my %newrecord=('likes_user' => $env{'user.name'},	my %newrecord=('likes_user' => $env{'user.name'},
'likes_domain' => $env{'user.domain'},	'likes_domain' => $env{'user.domain'},
'likes' => $likes,	'totallikes' => $totallikes,
'totallikes' => $totallikes);	'totalunlikes' => $totalunlikes,
return &Apache::lonnet::cstore(\%newrecord,'_discussion');	'context' => $context);
	my $status=&Apache::lonnet::cstore(\%newrecord,'_discussion',$course,$udom,$uname);
	if ($status eq 'ok') {
	&updatekarma($uname,$udom,$course);
	}
	return $status;
}	}

sub get_discussion_info {	sub get_discussion_info {
Line 3188 sub modify_attachments {	Line 3471 sub modify_attachments {

my %lt = &Apache::lonlocal::texthash(	my %lt = &Apache::lonlocal::texthash(
'subj' => 'Subject',	'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.',	'chth' => 'Check the checkboxes for any you wish to remove.',
'thef' => 'The following attachments have been uploaded for inclusion with this posting.',	'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
'adda' => 'Add a new attachment to this post.',	'adda' => 'Add a new attachment to this post',
'stch' => 'Save Changes',	'stch' => 'Save Changes',
	'clic' => 'Add/remove attachments',
);	);
my $js = <<END;	my $js = <<END;
<script type="text/javascript">	<script type="text/javascript">
Line 3206 END	Line 3489 END
# Breadcrumbs	# Breadcrumbs
my $brcrum = [{'href' => '',	my $brcrum = [{'href' => '',
'text' => 'Discussion Post Attachments'}];	'text' => 'Discussion Post Attachments'}];
my %parms=();	my %parms=('only_body' => 1);
if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }	if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }

my $start_page =	my $start_page =
Line 3234 END	Line 3517 END
$start_page	$start_page
$toolarge	$toolarge
<form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">	<form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
<br />
<table class="LC_data_table">	<h1>$lt{'clic'}</h1>
<tr>
<td colspan="2">
<b>Subject:</b> <b>$subject</b><br /><br />
END	END
if ($idx) {	$r->print(&Apache::lonhtmlcommon::start_pick_box());
if ($attachmenturls) {	$r->print(&Apache::lonhtmlcommon::row_title(&mt('Subject')));
my @currold = keys(%currattach);	$r->print('<b>'.$subject.'</b>');
if (@currold > 0) {	$r->print(&Apache::lonhtmlcommon::row_closure());
$r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");	$r->print(&Apache::lonhtmlcommon::row_title($lt{'adda'}));
foreach my $id (@currold) {	$r->print('<input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" /> '.$attachmaxtext);
my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});	if(($idx)\|\|(ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)){
$attachurl =~ m#/([^/]+)$#;	$r->print(&Apache::lonhtmlcommon::row_closure());
$r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");	$r->print(&Apache::lonhtmlcommon::row_title(&mt('Attachments')));
	if ($idx) {
	if ($attachmenturls) {
	my @currold = keys(%currattach);
	if (@currold > 0) {
	$r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
	foreach my $id (@currold) {
	my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
	$attachurl =~ m#/([^/]+)$#;
	$r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
	}
	$r->print("<br />");
}	}
$r->print("<br />");
}	}
}	}
}	if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {	$r->print($lt{'chth'}.'<br />'."\n");
$r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");	foreach my $attach (@{$currnewattach}) {
foreach my $attach (@{$currnewattach}) {	$attach =~ m#/([^/]+)$#;
$attach =~ m#/([^/]+)$#;	$r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
$r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");	}
}	}
$r->print("<br />");
}	}
	$r->print(&Apache::lonhtmlcommon::row_closure(1));
	$r->print(&Apache::lonhtmlcommon::end_pick_box());
$r->print(<<END);	$r->print(<<END);
</td></tr>
<tr>
<td>
$lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
</td>
</tr>
<tr>
<td colspan="2">$attachmaxtext</td>
</tr>
</table>
<input type="hidden" name="subject" value="$env{'form.subject'}" />	<input type="hidden" name="subject" value="$env{'form.subject'}" />
<input type="hidden" name="comment" value="$env{'form.comment'}" />	<input type="hidden" name="comment" value="$env{'form.comment'}" />
<input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />	<input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
Line 3330 sub generate_attachments_button {	Line 3611 sub generate_attachments_button {
my $origpage = $ENV{'REQUEST_URI'};	my $origpage = $ENV{'REQUEST_URI'};
my $att=$attachnum.' '.&mt("attachments");	my $att=$attachnum.' '.&mt("attachments");
my %lt = &Apache::lonlocal::texthash(	my %lt = &Apache::lonlocal::texthash(
'clic' => 'Click to add/remove attachments',	'clic' => 'Add/remove attachments',
);	);
my $response = (<<END);	my $response = (<<END);
<br />	<br />
<form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">	<form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
$lt{'clic'}: <input type="button" value="$att"	<input type="button" value="$lt{'clic'}"
onclick="if (typeof(document.mailform.onsubmit)=='function') {document.mailform.onsubmit();};this.form.comment.value=escape(document.mailform.comment.value);this.form.subject.value=escape(document.mailform.subject.value);	onclick="if (typeof(document.mailform.onsubmit)=='function') {document.mailform.onsubmit();};this.form.comment.value=escape(document.mailform.comment.value);this.form.subject.value=escape(document.mailform.subject.value);
END	END
if (!$blockblog) {	if (!$blockblog) {
Line 3571 sub handler {	Line 3852 sub handler {
# --------------------------- Get query string for limited number of parameters	# --------------------------- Get query string for limited number of parameters

&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['like','unlike','modal','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']);	['like','unlike','modal','hide','unhide','deldisc','undeleteall','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 $group = $env{'form.group'};
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};

my %attachmax = (	my %attachmax = (
text => &mt('(128 KB max size)'),	text => &mt('(128 KB max size)'),
num => 131072,	num => 131072,
);	);
if ($env{'form.editdisc'}) {	if ($env{'form.editdisc'}) {
if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {	if (!(&editing_allowed($env{'form.editdisc'},$group))) {
my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];	my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);	my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
my $feedurl=&Apache::lonnet::clutter($url);	my $feedurl=&Apache::lonnet::clutter($url);
Line 3628 sub handler {	Line 3912 sub handler {

$r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,\%parms));	$r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,\%parms));

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(/\:\:\:/,$env{'form.allversions'});	my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
($symb)=&get_feedurl_and_clean_symb($symb);	($symb, my $feedurl)=&get_feedurl_and_clean_symb($symb);
my $ressymb = &wrap_symb($symb);	my $ressymb = &wrap_symb($symb);
my $group = $env{'form.group'};
my $seeid;	my $seeid;
if (($group ne '') && (($ressymb =~ m\|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$\|))) {	if (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
if (&check_group_priv($group,'dgp') eq 'ok') {	$seeid = 1;
$seeid = 1;
}
} else {
$seeid = &Apache::lonnet::allowed('rin',$crs);
}	}
	my $seehidden = &can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum);
if ($idx > 0) {	if ($idx > 0) {
my %messages = ();	my %messages = ();
my %subjects = ();	my %subjects = ();
my %attachmsgs = ();	my %attachmsgs = ();
my %allattachments = ();	my %allattachments = ();
my %imsfiles = ();	my %imsfiles = ();
my ($screenname,$plainname);	my ($screenname,$plainname,$showaboutme);
my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$cdom,$cnum);
$env{'course.'.$env{'request.course.id'}.'.num'});	$r->print(&get_post_contents(\%contrib,$idx,$seeid,$seehidden,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname,\$showaboutme));
$r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
}	}
$r->print(&Apache::loncommon::end_page());	$r->print(&Apache::loncommon::end_page());
return OK;	return OK;
Line 3709 sub handler {	Line 3981 sub handler {
my $feedurl = '/adm/navmaps';	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(	my %lt = &Apache::lonlocal::texthash(
'mnpa' => 'Marked "New" posts as read in a total of',
'robb' => 'resources/bulletin boards.',
'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'	'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
);	);
foreach my $res (@resources) {	foreach my $res (@resources) {
Line 3719 sub handler {	Line 3989 sub handler {
my $lastkey = $ressymb.'_lastread';	my $lastkey = $ressymb.'_lastread';
$discinfo{$lastkey} = $env{'form.navtime'};	$discinfo{$lastkey} = $env{'form.navtime'};
}	}
my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";	my $textline = '<b>'.
	&mt('Marked "New" posts as read in a total of [_1] resources/bulletin boards.',
	$numitems).
	'</b>";
if ($numitems > 0) {	if ($numitems > 0) {
&Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',	&Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
\%discinfo,$env{'user.domain'},$env{'user.name'});	\%discinfo,$env{'user.domain'},$env{'user.name'});
Line 3795 ENDREDIR	Line 4068 ENDREDIR
my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};	my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
my ($symb,$idx)=split(/\:\:\:/,$entry);	my ($symb,$idx)=split(/\:\:\:/,$entry);
($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);	($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
	my $ressymb = &wrap_symb($symb);

my $crs='/'.$env{'request.course.id'};	my $seehidden = &can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum);
if ($env{'request.course.sec'}) {	unless (($seehidden) \|\| (&editing_allowed($env{'form.hide'},$group))) {
$crs.='_'.$env{'request.course.sec'};	&redirect_back($r,$feedurl,&mt('Hiding not permitted').'<br />',
}	'0','0','','',$env{'form.previous'},'','','','',
$crs=~s/\_/\//g;	undef,undef,$group,);
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').'<br />', '0','0','','',$env{'form.previous'},'','','','',
undef,undef,$group,);
return OK;	return OK;
}	}

my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$cdom,$cnum);
$env{'course.'.$env{'request.course.id'}.'.num'});

my $currenthidden=$contrib{'hidden'};	my $currenthidden=$contrib{'hidden'};
my $currentstudenthidden=$contrib{'studenthidden'};	my $currentstudenthidden=$contrib{'studenthidden'};

if ($env{'form.hide'}) {	if ($env{'form.hide'}) {
$currenthidden.='.'.$idx.'.';	$currenthidden.='.'.$idx.'.';
unless ($seeid) {	unless ($seehidden) {
$currentstudenthidden.='.'.$idx.'.';	$currentstudenthidden.='.'.$idx.'.';
}	}
} else {	} else {
$currenthidden=~s/\.$idx\.//g;	$currenthidden=~s/\.$idx\.//g;
}	}
my %newhash=('hidden' => $currenthidden);	my %newhash=('hidden' => $currenthidden);
if ( ($env{'form.hide'}) && (!$seeid) ) {	if ( ($env{'form.hide'}) && (!$seehidden) ) {
$newhash{'studenthidden'} = $currentstudenthidden;	$newhash{'studenthidden'} = $currentstudenthidden;
}	}
if ($env{'form.hide'}) {	if ($env{'form.hide'}) {
Line 3834 ENDREDIR	Line 4102 ENDREDIR
($changelast,$newlast) = &get_discussion_info($idx,%contrib);	($changelast,$newlast) = &get_discussion_info($idx,%contrib);
if ($changelast) {	if ($changelast) {
&Apache::lonnet::put('discussiontimes',{$symb => $newlast},	&Apache::lonnet::put('discussiontimes',{$symb => $newlast},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$cdom,$cnum);
$env{'course.'.$env{'request.course.id'}.'.num'});
}	}
}	}
&Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},	my $result;
$env{'course.'.$env{'request.course.id'}.'.domain'},	if (&Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.num'});	$cdom,$cnum) eq 'ok') {
	my $prefix=$symb.':'.$idx.':';
&redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',	my %likes=&Apache::lonnet::dump('disclikes',$cdom,$cnum,
'0','0','','',$env{'form.previous'},undef,undef,undef,	'^'.$prefix);
	my ($totallikes,$totalunlikes);
	if (ref($likes{$prefix.'likers'}) eq 'HASH') {
	$totallikes = scalar(keys(%{$likes{$prefix.'likers'}}));
	}
	if (ref($likes{$prefix.'unlikers'}) eq 'HASH') {
	$totalunlikes = scalar(keys(%{$likes{$prefix.'unlikers'}}));
	}
	if ($totallikes \|\| $totalunlikes) {
	my ($chglikes,$chgunlikes,$context);
	if ($env{'form.hide'}) {
	$chglikes = -1 * $totallikes;
	$chgunlikes = -1 * $totalunlikes;
	$context = 'hide';
	} else {
	$chglikes = $totallikes;
	$chgunlikes = $totalunlikes;
	$context = 'unhide';
	}
	&storediscussionlikes($chglikes,$chgunlikes,
	$contrib{$idx.':sendername'},
	$contrib{$idx.':senderdomain'},
	$env{'request.course.id'},
	$context);

	}
	$result = &mt('Changed discussion status');
	} else {
	$result = &mt('Discussion status unchanged');
	}
	&redirect_back($r,$feedurl,$result.'<br />','0','0','','',
	$env{'form.previous'},undef,undef,undef,
undef,undef,undef,$group);	undef,undef,undef,$group);
return OK;	return OK;
} elsif (($env{'form.like'}) \|\| ($env{'form.unlike'})) {	} elsif (($env{'form.like'}) \|\| ($env{'form.unlike'})) {
Line 3851 ENDREDIR	Line 4149 ENDREDIR
my $entry=$env{'form.like'}?$env{'form.like'}:$env{'form.unlike'};	my $entry=$env{'form.like'}?$env{'form.like'}:$env{'form.unlike'};
my ($symb,$idx)=split(/\:\:\:/,$entry);	my ($symb,$idx)=split(/\:\:\:/,$entry);
($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);	($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
my $prefix=$symb.':'.$idx.':';	my $result;
my %contrib=&Apache::lonnet::dump('disclikes',	if ($idx > 0) {
$env{'course.'.$env{'request.course.id'}.'.domain'},	my $realsymb = &get_realsymb($symb);
$env{'course.'.$env{'request.course.id'}.'.num'},	my $status='OPEN';
'^'.$prefix);	if ($Apache::lonhomework::parsing_a_problem \|\|
# Get all who like or unlike this	$Apache::lonhomework::parsing_a_task) {
my $currentlikers=$contrib{$prefix.'likers'};	$status=$Apache::inputtags::status[-1];
my $currentunlikers=$contrib{$prefix.'unlikers'};	}
my $likes=$contrib{$prefix.'likes'};	if (&discussion_vote_available($status,$realsymb)) {
# Find out if they already voted	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
my $alreadyflag=0;	$cdom,$cnum);
my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};	my $ownpost;
if ($env{'form.like'}) {	if (($contrib{$idx.':sendername'} eq $env{'user.name'}) &&
if ($currentlikers=~/\,\Q$thisuser\E\,/) {	($contrib{$idx.':senderdomain'} eq $env{'user.domain'})) {
$alreadyflag=1;	$ownpost = 1;
} else {
if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
$currentunlikers=~s/\,\Q$thisuser\E\,//;
} else {
$currentlikers.=','.$thisuser.',';
}	}
$likes++;	if ($ownpost \|\| $contrib{$idx.':hidden'} \|\| $contrib{$idx.':deleted'}) {
}	$result = &mt('Vote not registered.').' ';
} else {
if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
$alreadyflag=1;
} else {
if ($currentlikers=~/\,\Q$thisuser\E\,/) {
$currentlikers=~s/\,\Q$thisuser\E\,//;
} else {
$currentunlikers.=','.$thisuser.',';
}	}
$likes--;	if ($ownpost) {
}	$result .= &mt('No voting for your own posts.');
}	} elsif ($contrib{$idx.':hidden'}) {
my $result;	$result .= &mt('No voting for hidden posts.');
unless ($alreadyflag) {	} elsif ($contrib{$idx.':deleted'}) {
my %newhash=($prefix.'likes' => $likes,	$result .= &mt('No voting for deleted posts.');
$prefix.'likers' => $currentlikers,
$prefix.'unlikers' => $currentunlikers);
if (&Apache::lonnet::put('disclikes',
\%newhash,
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
if ($env{'form.like'}) {
&storediscussionlikes(1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
$result=&mt("Registered 'Like'");
} else {	} else {
&storediscussionlikes(-1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});	#
$result=&mt("Registered 'Unlike'");	# Likes and unlikes are in db-file "disclikes" of the course
	# The prefix is the $symb to identify the resource discussion,
	# and the $idx to identify the entry
	#
	my $prefix=$symb.':'.$idx.':';
	my %likes=&Apache::lonnet::dump('disclikes',$cdom,$cnum,
	'^'.$prefix);

	# Get current like or unlike status for the $idx for this user.
	my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
	my ($userlikes,$userunlikes);
	if (ref($likes{$prefix.'likers'}) eq 'HASH') {
	if (exists($likes{$prefix.'likers'}{$thisuser})) {
	$userlikes = 1;
	}
	}
	if (ref($likes{$prefix.'unlikers'}) eq 'HASH') {
	if (exists($likes{$prefix.'unlikers'}{$thisuser})) {
	$userunlikes = 1;
	}
	}
	# Get the current "likes" count
	my $likescount=$likes{$prefix.'likes'};
	# Find out if they already voted
	# Users cannot like a post twice, or unlike it twice.
	# They can change their mind, though.
	my $alreadyflag=0;
	my $votetype;
	if ($env{'form.like'}) {
	if ($userlikes) {
	$alreadyflag=1;
	} elsif ($userunlikes) {
	delete($likes{$prefix.'unlikers'}{$thisuser});
	$votetype = 'switch';
	$likescount++;
	} else {
	if (ref($likes{$prefix.'likers'}) eq 'HASH') {
	$likes{$prefix.'likers'}{$thisuser} = 1;
	} else {
	$likes{$prefix.'likers'} = {$thisuser => 1};
	}
	$likescount++;
	}
	} else {
	if ($userunlikes) {
	$alreadyflag=1;
	} elsif ($userlikes) {
	delete($likes{$prefix.'likers'}{$thisuser});
	$votetype = 'switch';
	$likescount--;
	} else {
	if (ref($likes{$prefix.'unlikers'}) eq 'HASH') {
	$likes{$prefix.'unlikers'}{$thisuser} = 1;
	} else {
	$likes{$prefix.'unlikers'} = {$thisuser => 1};
	}
	$likescount--;
	}
	}
	# $alreadyflag would be 1 if they tried to double-like or double-unlike
	if ($alreadyflag) {
	if ($env{'form.like'}) {
	$result= &mt("'Like' already registered");
	} else {
	$result= &mt("'Unlike' already registered");
	}
	} else {
	my %newhash=($prefix.'likes' => $likescount,
	$prefix.'likers' => $likes{$prefix.'likers'},
	$prefix.'unlikers' => $likes{$prefix.'unlikers'});
	# Store data in db-file "disclikes"
	if (&Apache::lonnet::put('disclikes',\%newhash,$cdom,$cnum) eq 'ok') {
	# Also store with the person who posted the liked/unliked entry
	my ($chglike,$chgunlike);
	if ($env{'form.like'}) {
	if ($votetype eq 'switch') {
	$chglike = 0;
	$chgunlike = -1;
	} else {
	$chglike = 1;
	$chgunlike = 0;
	}
	&storediscussionlikes($chglike,$chgunlike,
	$contrib{$idx.':sendername'},
	$contrib{$idx.':senderdomain'},
	$env{'request.course.id'},'like');
	$result=&mt("Registered 'Like'");
	} else {
	if ($votetype eq 'switch') {
	$chglike = -1;
	$chgunlike = 0;
	} else {
	$chglike = 0;
	$chgunlike = 1;
	}
	&storediscussionlikes($chglike,$chgunlike,
	$contrib{$idx.':sendername'},
	$contrib{$idx.':senderdomain'},
	$env{'request.course.id'},'unlike');
	$result=&mt("Registered 'Unlike'");
	}
	} else {
	# Oops, something went wrong
	$result=&mt("Failed to register vote");
	}
	}
}	}
} else {	} else {
$result=&mt("Failed to register vote");	$result=&mt('Voting unavailable for this discussion');
}	}
	} else {
	$result=&mt('Invalid post number');
}	}
&redirect_back($r,$feedurl,$result.'<br />',	&redirect_back($r,$feedurl,$result.'<br />',
'0','0','','',$env{'form.previous'},undef,undef,undef,	'0','0','','',$env{'form.previous'},undef,undef,undef,
Line 3912 ENDREDIR	Line 4295 ENDREDIR
return OK;	return OK;
} elsif ($env{'form.cmd'}=~/^(threadedoff\|threadedon)$/) {	} elsif ($env{'form.cmd'}=~/^(threadedoff\|threadedon)$/) {
my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});	my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
if ($env{'form.cmd'} eq 'threadedon') {	if ($env{'form.cmd'} eq 'threadedoff') {
	&Apache::lonnet::put('environment',{'unthreadeddiscussion' => 'on'});
	&Apache::lonnet::appenv({'environment.unthreadeddiscussion' => 'on'});
	&Apache::lonnet::del('environment',['threadeddiscussion']);
	&Apache::lonnet::delenv('environment.threadeddiscussion');
	} else {
&Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});	&Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
&Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});	&Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
} else {	&Apache::lonnet::del('environment',['unthreadeddiscussion']);
&Apache::lonnet::del('environment',['threadeddiscussion']);	&Apache::lonnet::delenv('environment.unthreadeddiscussion');
&Apache::lonnet::delenv('environment.threadeddiscussion');
}	}
&redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',	&redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
'0','0','','',$env{'form.previous'},undef,undef,undef,	'0','0','','',$env{'form.previous'},undef,undef,undef,
Line 3927 ENDREDIR	Line 4314 ENDREDIR
# --------------------------------------------------------------- Hide for good	# --------------------------------------------------------------- Hide for good
my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});	my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);	($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
	my $ressymb=&wrap_symb($symb);

	unless (&can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum)) {
	&redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />',
	'0','0','','',$env{'form.previous'},'','','','',
	undef,undef,$group);
	return OK;
	}
my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$cdom,$cnum);
$env{'course.'.$env{'request.course.id'}.'.num'});
my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);	my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
if ($changelast) {	if ($changelast) {
&Apache::lonnet::put('discussiontimes',{$symb => $newlast},	&Apache::lonnet::put('discussiontimes',{$symb => $newlast},
$env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});	$cdom,$cnum);
}	}
my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");	my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
&Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	my $result;
$env{'course.'.$env{'request.course.id'}.'.num'});	if (&Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
&redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',	$cdom,$cnum) eq 'ok') {
'0','0','','',$env{'form.previous'},undef,undef,undef,	$result = &mt('Changed discussion status');
	my $prefix=$symb.':'.$idx.':';
	my %likes=&Apache::lonnet::dump('disclikes',$cdom,$cnum,
	'^'.$prefix);
	my ($totallikes,$totalunlikes);
	if (ref($likes{$prefix.'likers'}) eq 'HASH') {
	$totallikes = scalar(keys(%{$likes{$prefix.'likers'}}));
	}
	if (ref($likes{$prefix.'unlikers'}) eq 'HASH') {
	$totalunlikes = scalar(keys(%{$likes{$prefix.'unlikers'}}));
	}
	if ($totallikes \|\| $totalunlikes) {
	my $chglikes = -1 * $totallikes;
	my $chgunlikes = -1 * $totalunlikes;
	&storediscussionlikes($chglikes,$chgunlikes,
	$contrib{$idx.':sendername'},
	$contrib{$idx.':senderdomain'},
	$env{'request.course.id'},
	'delete');
	}
	} else {
	$result = &mt('Discussion status unchanged');
	}
	&redirect_back($r,$feedurl,$result.'<br />','0','0','','',
	$env{'form.previous'},undef,undef,undef,
undef,undef,undef,$group);	undef,undef,undef,$group);
return OK;	return OK;
} elsif ($env{'form.preview'}) {	} elsif ($env{'form.preview'}) {
Line 3968 ENDREDIR	Line 4386 ENDREDIR
my $idx = $env{'form.idx'};	my $idx = $env{'form.idx'};
if ($idx) {	if ($idx) {
my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},	$cdom,$cnum);
$env{'course.'.$env{'request.course.id'}.'.num'});
$attachmenturls = $contrib{$idx.':attachmenturl'};	$attachmenturls = $contrib{$idx.':attachmenturl'};
}	}
&modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,	&modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
Line 3986 ENDREDIR	Line 4403 ENDREDIR
$mode='problem';	$mode='problem';
$status=$Apache::inputtags::status[-1];	$status=$Apache::inputtags::status[-1];
}	}

my $discussion = &list_discussion($mode,$status,$symb);	my $discussion = &list_discussion($mode,$status,$symb);
my $start_page =	my $start_page =
&Apache::loncommon::start_page('Resource Feedback and Discussion');	&Apache::loncommon::start_page('Resource Feedback and Discussion');
Line 3993 ENDREDIR	Line 4411 ENDREDIR
&Apache::loncommon::end_page();	&Apache::loncommon::end_page();
$r->print($start_page.$discussion.$end_page);	$r->print($start_page.$discussion.$end_page);
return OK;	return OK;

	} elsif ($env{'form.undeleteall'}) {
	&Apache::loncommon::content_type($r,'text/html');
	$r->send_http_header;
	my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.undeleteall'});
	my $ressymb=&wrap_symb($symb);
	$r->print(&Apache::loncommon::start_page('Undelete all deleted discussion entries'));
	if (&can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum)) {
	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
	$cdom,$cnum);
	$contrib{'deleted'} =~ s/^\.//;
	$contrib{'deleted'} =~ s/\.$//;
	if ($contrib{'deleted'} ne '') {
	if (&Apache::lonnet::store({'deleted' => ''},$symb,$env{'request.course.id'},
	$cdom,$cnum) eq 'ok') {
	my %likes=&Apache::lonnet::dump('disclikes',$cdom,$cnum,'^'.$symb.':');
	my @ids = split(/\.\./,$contrib{'deleted'});
	my (%chglikes,%chgunlikes);
	foreach my $idx (@ids) {
	my $uname = $contrib{$idx.':sendername'};
	my $udom = $contrib{$idx.':senderdomain'};
	my ($totallikes,$totalunlikes);
	if (ref($likes{$symb.':'.$idx.':likers'}) eq 'HASH') {
	$totallikes = scalar(keys(%{$likes{$symb.':'.$idx.':likers'}}));
	}
	if (ref($likes{$symb.':'.$idx.':unlikers'}) eq 'HASH') {
	$totalunlikes = scalar(keys(%{$likes{$symb.':'.$idx.':unlikers'}}));
	}
	if ($totallikes \|\| $totalunlikes) {
	$chglikes{$uname.':'.$udom} += $totallikes;
	$chgunlikes{$uname.':'.$udom} += $totalunlikes;
	}
	}
	foreach my $user (keys(%chglikes)) {
	my ($uname,$udom) = split(/:/,$user);
	&storediscussionlikes($chglikes{$user},$chgunlikes{$user},
	$uname,$udom,$env{'request.course.id'},
	'undelete');
	}
	$r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Undeleted all entries")));
	} else {
	$r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Failed to undelete entries"),1));
	}
	} else {
	$r->print(&Apache::lonhtmlcommon::confirm_success(&mt("No entries to undelete"),1));
	}
	$r->print("<br /><a href='$feedurl'>".&mt("Return and reload")."</a>");
	}
	$r->print(&Apache::loncommon::end_page());
	return OK;
} else {	} else {
# ------------------------------------------------------------- Normal feedback	# ------------------------------------------------------------- Normal feedback
my $feedurl=$env{'form.postdata'};	my $feedurl=$env{'form.postdata'};
Line 4008 ENDREDIR	Line 4476 ENDREDIR
$symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];	$symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
} elsif ($env{'form.origpage'}) {	} elsif ($env{'form.origpage'}) {
$symb="";	$symb="";
	} elsif ($env{'form.sendmessageonly'}) {
	$symb=(split(/\:\:\:/,$env{'form.sendmessageonly'}))[0];
} else {	} else {
$symb=&Apache::lonnet::symbread($feedurl);	$symb=&Apache::lonnet::symbread($feedurl);
}	}
Line 4186 sub wrap_symb {	Line 4656 sub wrap_symb {
}	}
return $ressymb;	return $ressymb;
}	}

sub dewrapper {	sub dewrapper {
my ($feedurl)=@_;	my ($feedurl)=@_;
if ($$feedurl=~m\|^/adm/wrapper/adm/.*/bulletinboard$\|) {	if ($$feedurl=~m\|^/adm/wrapper/adm/.*/bulletinboard$\|) {
Line 4339 None	Line 4810 None

=item discussion_visible()	=item discussion_visible()

	=item discussion_vote_available()

	=item get_realsymb()

=item list_discussion()	=item list_discussion()

	=item can_see_hidden()

	=item discussion_link()

=item send_feedback_link()	=item send_feedback_link()

=item send_message_link()	=item send_message_link()

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Removed from v.1.322
changed lines
	Added in v.1.360