loncom/interface/lonfeedback.pm - diff

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Diff for /loncom/interface/lonfeedback.pm between versions 1.335 and 1.357

version 1.335, 2012/02/20 11:28:01	version 1.357, 2012/06/17 15:30:37
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,$adds,$title)=@_;	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 797 sub send_message_link {	Line 858 sub send_message_link {
}	}

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 830 sub action_links_bar {	Line 892 sub action_links_bar {
}	}
$discussion .= &group_args($group);	$discussion .= &group_args($group);
$discussion .= '">'.&mt('Export').'</a>';	$discussion .= '">'.&mt('Export').'</a>';
if (&Apache::lonnet::allowed('rin',$env{'request.course.id'})) {	if ($seehidden) {
$discussion .= '  ';	$discussion .= '  ';
$discussion .='<a href="/adm/feedback?undeleteall='.$escsymb;	$discussion .='<a href="/adm/feedback?undeleteall='.$escsymb;
if ($newpostsflag) {	if ($newpostsflag) {
Line 937 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 $skip_group_check = 0;
Line 947 sub build_posting_display {	Line 1009 sub build_posting_display {
my %contrib=&Apache::lonnet::restore($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,%userlikes,%userunlikes,@theselikes,$oneplus,$twoplus,$oneminus,$twominus);
	my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
	if ($seeid \|\| $canvote) {
# And these are the likes/unlikes	# And these are the likes/unlikes
my %likes=&Apache::lonnet::dump('disclikes',	%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.	# Array with likes to figure out averages, etc.
my @theselikes=();	@theselikes=();
	# Hashes containing likes and unlikes for this user.
	%userlikes=();
	%userunlikes=();
	}
# Is the user allowed to see the real name behind anonymous postings?	# 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'}?'/'.$env{'request.course.sec'}:''));
Line 988 sub build_posting_display {	Line 1056 sub build_posting_display {
&filter_regexp($rolefilter,$sectionpick,$statusfilter);	&filter_regexp($rolefilter,$sectionpick,$statusfilter);
$rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;	$rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
}	}
	if ($seeid \|\| $canvote) {
# We need to go through this twice, first to get the likes/dislikes, then to actually build the display	# 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++) {	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'});
unless ((($hiddens{$idx}) && (!$seeid)) \|\| ($deletions{$idx}) \|\| (!$contrib{$idx.':message'})) {	unless ((($hiddens{$idx}) && (!$seehidden)) \|\| ($deletions{$idx}) \|\| (!$contrib{$idx.':message'})) {
push(@theselikes,$likes{$symb.':'.$idx.':likes'});	push(@theselikes,$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
# Figure out average likes and standard deviation if there are enough discussions to warrant that	# discussions to warrant that
my $ave=0;	my $ave=0;
my $stddev=10000;	my $stddev=10000;
if ($#theselikes>1) {	if ($#theselikes>1) {
my $sum=0;	my $sum=0;
my $num=$#theselikes+1;	my $num=$#theselikes+1;
foreach my $thislike (@theselikes) {	foreach my $thislike (@theselikes) {
$sum+=$thislike;	$sum+=$thislike;
}	}
$ave=$sum/$num;	$ave=$sum/$num;
my $sumsq=0;	my $sumsq=0;
foreach my $thislike (@theselikes) {	foreach my $thislike (@theselikes) {
$sumsq+=($thislike-$ave)*($thislike-$ave);	$sumsq+=($thislike-$ave)*($thislike-$ave);
	}
	$stddev=sqrt($sumsq/$num);
}	}
$stddev=sqrt($sumsq/$num);
}
# Now we know the average likes $ave and the standard deviation $stddev	# Now we know the average likes $ave and the standard deviation $stddev
# Get the boundaries for markup	# Get the boundaries for markup
my $oneplus=$ave+$stddev;	$oneplus=$ave+$stddev;
my $twoplus=$ave+2.*$stddev;	$twoplus=$ave+2.*$stddev;
my $oneminus=$ave-$stddev;	$oneminus=$ave-$stddev;
my $twominus=$ave-2.*$stddev;	$twominus=$ave-2.*$stddev;
	}
#	#
# This is now the real loop. Go through all entries, pick up what we need	# 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'});
Line 1036 sub build_posting_display {	Line 1119 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 1056 sub build_posting_display {	Line 1140 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 1071 sub build_posting_display {	Line 1155 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 1081 sub build_posting_display {	Line 1165 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 1111 sub build_posting_display {	Line 1195 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{$key}.']</b></font> '.
Line 1165 sub build_posting_display {	Line 1255 sub build_posting_display {
if (($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.=' '.	$sender.=' '.
Line 1243 sub build_posting_display {	Line 1333 sub build_posting_display {
}	}
if ($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 1275 sub build_posting_display {	Line 1366 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 1343 sub build_posting_display {	Line 1435 sub build_posting_display {
if ($$dischash{$toggkey}) {	if ($$dischash{$toggkey}) {
$$discussionitems[$idx].='  '.$ctlink;	$$discussionitems[$idx].='  '.$ctlink;
}	}
# Figure out size based on likes
my $thislikes=$likes{$symb.':'.$idx.':likes'};	my $thislikes=$likes{$symb.':'.$idx.':likes'};
my $likesize="100";	my $likesize="100";
if ($thislikes>$twoplus) {	if ($seeid \|\| $canvote) {
$likesize="200";	# Figure out size based on likes
} elsif ($thislikes>$oneplus) {	my $thislikes=$likes{$symb.':'.$idx.':likes'};
$likesize="150";	if ($thislikes>$twoplus) {
}	$likesize="200";
if ($thislikes<$twominus) {	} elsif ($thislikes>$oneplus) {
$likesize="50";	$likesize="150";
} elsif ($thislikes<$oneminus) {	}
$likesize="75";	if ($thislikes<$twominus) {
	$likesize="50";
	} elsif ($thislikes<$oneminus) {
	$likesize="75";
	}
}	}
# Actually glue in the message itself	# Actually glue in the message itself
$$discussionitems[$idx].= '<br /><blockquote>'.	$$discussionitems[$idx].= '<br /><blockquote>'.
"<div style='font-size:$likesize%'>".	"<div style='font-size:$likesize%'>".
$message.	$message.
'</div></blockquote>';	'</div></blockquote>';
	if ($canvote) {
	my $ownpost;
	if (($uname eq $env{'user.name'}) &&
	($udom eq $env{'user.domain'})) {
	$ownpost = 1;
	}
# Put in the like and unlike buttons	# Put in the like and unlike buttons
unless ($likes{$symb.':'.$idx.':likers'}=~/\,\Q$thisuser\E\,/) {	if ($ownpost \|\| (($hiddens{$idx}) && ($seehidden))) {
$$discussionitems[$idx].=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsup.png" alt="'.&mt('Like').'" />','like',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Like this posting"));	my $novote;
} else {	if ($ownpost) {
$$discussionitems[$idx].='<img border="0" src="/res/adm/pages/thumbsup_gray.png" alt="'.&mt('You like this posting').'" />';	$novote = &mt('No voting for your own posts.');
}	} else {
unless ($likes{$symb.':'.$idx.':unlikers'}=~/\,\Q$thisuser\E\,/) {	$novote = &mt('No voting for hidden posts.');
$$discussionitems[$idx].=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsdown.png" alt="'.&mt('Unlike').'" />',,'unlike',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Unlike this posting"));	}
} else {	$$discussionitems[$idx].=
$$discussionitems[$idx].='<img border="0" src="/res/adm/pages/thumbsdown_gray.png" alt="'.&mt('You unlike this posting').'" />';	'<a href="javascript:alert('."'$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"));
	}
	}
}	}
my $thislikes=$likes{$symb.':'.$idx.':likes'};	if ($seeid \|\| $canvote) {
if ($thislikes>0) {	my $thislikes=$likes{$symb.':'.$idx.':likes'};
$$discussionitems[$idx].=' ('.&mt("[_1] likes",$thislikes).')';	if ($thislikes>0) {
} elsif ($thislikes<0) {	$$discussionitems[$idx].=' ('.&mt("[_1] likes",$thislikes).')';
$$discussionitems[$idx].=' ('.&mt("[_1] unlikes",abs($thislikes)).')';	} elsif ($thislikes<0) {
	$$discussionitems[$idx].=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
	}
}	}
# If there is any history to this post, inform the reader	# 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 1468 sub filter_regexp {	Line 1586 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 1486 sub get_post_contents {	Line 1604 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 1608 sub mail_screen {	Line 1733 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 1677 END	Line 1807 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 1685 END	Line 1816 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 1815 END	Line 1935 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 1823 END	Line 1947 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 1842 END	Line 1967 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 1887 END	Line 2025 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 1905 END	Line 2041 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 1925 END	Line 2060 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 2368 sub print_showposters {	Line 2504 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 2401 sub print_showposters {	Line 2524 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 2426 sub print_showposters {	Line 2549 sub print_showposters {
}	}
}	}
}	}
}	}
}	}

my $start_page = &Apache::loncommon::start_page('Discussion options');	my $start_page = &Apache::loncommon::start_page('Discussion options');
Line 2766 sub screen_header {	Line 2889 sub screen_header {
my ($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'}.	$env{'request.course.id'}.
Line 2974 sub storefeedbacklikes {	Line 3092 sub storefeedbacklikes {
sub adddiscuss {	sub adddiscuss {
my ($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 3101 sub getdiscussionrecords {	Line 3214 sub getdiscussionrecords {

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

# Calculate discussion karma	# Calculate discussion karma
Line 3165 sub storediscussionpoints {	Line 3279 sub storediscussionpoints {
# 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'};
my $totalvotes=$record{'totalvotes'};	my $totalunlikes=$record{'totalunlikes'};
$totallikes+=$likes;	$totallikes += $chglikes;
$totalvotes++;	$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,
'totalvotes' => $totalvotes);	'context' => $context);
my $status=&Apache::lonnet::cstore(\%newrecord,'_discussion',$course,$udom,$uname);	my $status=&Apache::lonnet::cstore(\%newrecord,'_discussion',$course,$udom,$uname);
if ($status eq 'ok') {	if ($status eq 'ok') {
&updatekarma($uname,$udom,$course);	&updatekarma($uname,$udom,$course);
Line 3334 sub modify_attachments {	Line 3445 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 3352 END	Line 3463 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 3380 END	Line 3491 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 3474 sub generate_attachments_button {	Line 3583 sub generate_attachments_button {
my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,	my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
$numoldver,$mode,$blockblog) = @_;	$numoldver,$mode,$blockblog) = @_;
my $origpage = $ENV{'REQUEST_URI'};	my $origpage = $ENV{'REQUEST_URI'};
	my $att=$attachnum.' '.&mt("attachments");
my %lt = &Apache::lonlocal::texthash(	my %lt = &Apache::lonlocal::texthash(
'clic' => 'Add/remove attachments',	'clic' => 'Add/remove attachments',
);	);
Line 3718 sub handler {	Line 3828 sub handler {
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['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']);	['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 3773 sub handler {	Line 3886 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 3940 ENDREDIR	Line 4041 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 ($env{'form.hide'}) {
Line 3979 ENDREDIR	Line 4075 ENDREDIR
($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 3996 ENDREDIR	Line 4122 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 $result;
	if ($idx > 0) {
	my $realsymb = &get_realsymb($symb);
	my $status='OPEN';
	if ($Apache::lonhomework::parsing_a_problem \|\|
	$Apache::lonhomework::parsing_a_task) {
	$status=$Apache::inputtags::status[-1];
	}
	if (&discussion_vote_available($status,$realsymb)) {
	my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
	$cdom,$cnum);
	my $ownpost;
	if (($contrib{$idx.':sendername'} eq $env{'user.name'}) &&
	($contrib{$idx.':senderdomain'} eq $env{'user.domain'})) {
	$ownpost = 1;
	}
	if ($ownpost \|\| $contrib{$idx.':hidden'} \|\| $contrib{$idx.':deleted'}) {
	$result = &mt('Vote not registered.').' ';
	}
	if ($ownpost) {
	$result .= &mt('No voting for your own posts.');
	} elsif ($contrib{$idx.':hidden'}) {
	$result .= &mt('No voting for hidden posts.');
	} elsif ($contrib{$idx.':deleted'}) {
	$result .= &mt('No voting for deleted posts.');
	} else {
#	#
# Likes and unlikes are in db-file "disclikes" of the course	# Likes and unlikes are in db-file "disclikes" of the course
# The prefix is the $symb to identify the resource discussion,	# The prefix is the $symb to identify the resource discussion,
# and the $idx to identify the entry	# and the $idx to identify the entry
#	#
my $prefix=$symb.':'.$idx.':';	my $prefix=$symb.':'.$idx.':';
my %contrib=&Apache::lonnet::dump('disclikes',	my %likes=&Apache::lonnet::dump('disclikes',$cdom,$cnum,
$env{'course.'.$env{'request.course.id'}.'.domain'},	'^'.$prefix);
$env{'course.'.$env{'request.course.id'}.'.num'},
'^'.$prefix);	# Get current like or unlike status for the $idx for this user.
# Get all who like or unlike this	my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
my $currentlikers=$contrib{$prefix.'likers'};	my ($userlikes,$userunlikes);
my $currentunlikers=$contrib{$prefix.'unlikers'};	if (ref($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	# Get the current "likes" count
my $likes=$contrib{$prefix.'likes'};	my $likescount=$likes{$prefix.'likes'};
# Find out if they already voted	# Find out if they already voted
# Users cannot like a post twice, or unlike it twice. They can change their mind, though	# Users cannot like a post twice, or unlike it twice.
my $alreadyflag=0;	# They can change their mind, though.
my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};	my $alreadyflag=0;
if ($env{'form.like'}) {	my $votetype;
if ($currentlikers=~/\,\Q$thisuser\E\,/) {	if ($env{'form.like'}) {
$alreadyflag=1;	if ($userlikes) {
} else {	$alreadyflag=1;
if ($currentunlikers=~/\,\Q$thisuser\E\,/) {	} elsif ($userunlikes) {
$currentunlikers=~s/\,\Q$thisuser\E\,//g;	delete($likes{$prefix.'unlikers'}{$thisuser});
} else {	$votetype = 'switch';
$currentlikers.=','.$thisuser.',';	$likescount++;
}	} else {
$likes++;	if (ref($likes{$prefix.'likers'}) eq 'HASH') {
}	$likes{$prefix.'likers'}{$thisuser} = 1;
} else {	} else {
if ($currentunlikers=~/\,\Q$thisuser\E\,/) {	$likes{$prefix.'likers'} = {$thisuser => 1};
$alreadyflag=1;	}
} else {	$likescount++;
if ($currentlikers=~/\,\Q$thisuser\E\,/) {	}
$currentlikers=~s/\,\Q$thisuser\E\,//g;	} else {
} else {	if ($userunlikes) {
$currentunlikers.=','.$thisuser.',';	$alreadyflag=1;
}	} elsif ($userlikes) {
$likes--;	delete($likes{$prefix.'likers'}{$thisuser});
}	$votetype = 'switch';
}	$likescount--;
my $result;	} else {
	if (ref($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	# $alreadyflag would be 1 if they tried to double-like or double-unlike
unless ($alreadyflag) {	if ($alreadyflag) {
my %newhash=($prefix.'likes' => $likes,	if ($env{'form.like'}) {
$prefix.'likers' => $currentlikers,	$result= &mt("'Like' already registered");
$prefix.'unlikers' => $currentunlikers);	} 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"	# Store data in db-file "disclikes"
if (&Apache::lonnet::put('disclikes',	if (&Apache::lonnet::put('disclikes',\%newhash,$cdom,$cnum) eq 'ok') {
\%newhash,
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
# Also store with the person who posted the liked/unliked entry	# Also store with the person who posted the liked/unliked entry
if ($env{'form.like'}) {	my ($chglike,$chgunlike);
&storediscussionlikes(1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});	if ($env{'form.like'}) {
$result=&mt("Registered 'Like'");	if ($votetype eq 'switch') {
} else {	$chglike = 0;
&storediscussionlikes(-1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});	$chgunlike = -1;
$result=&mt("Registered 'Unlike'");	} 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 {
# Oops, something went wrong	$result=&mt('Voting unavailable for this discussion');
$result=&mt("Failed to register vote");
}	}
	} 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','','',$env{'form.previous'},undef,undef,undef,
Line 4068 ENDREDIR	Line 4268 ENDREDIR
return OK;	return OK;
} elsif ($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','','',$env{'form.previous'},undef,undef,undef,
Line 4083 ENDREDIR	Line 4287 ENDREDIR
# --------------------------------------------------------------- Hide for good	# --------------------------------------------------------------- Hide for good
my ($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 4124 ENDREDIR	Line 4359 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 4142 ENDREDIR	Line 4376 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 $start_page =
&Apache::loncommon::start_page('Resource Feedback and Discussion');	&Apache::loncommon::start_page('Resource Feedback and Discussion');
Line 4154 ENDREDIR	Line 4389 ENDREDIR
&Apache::loncommon::content_type($r,'text/html');	&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;	$r->send_http_header;
my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.undeleteall'});	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'));	$r->print(&Apache::loncommon::start_page('Undelete all deleted discussion entries'));
if (&Apache::lonnet::allowed('rin',$env{'request.course.id'})) {	if (&can_see_hidden('',$ressymb,$feedurl,$group,$cdom,$cnum)) {
if (&Apache::lonnet::store({'deleted' => ''},$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'}) eq 'ok') {	$contrib{'deleted'} =~ s/^\.//;
$r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Undeleted all entries")));	$contrib{'deleted'} =~ s/\.$//;
} else {	if ($contrib{'deleted'} ne '') {
$r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Failed to undelete entries"),1));	if (&Apache::lonnet::store({'deleted' => ''},$symb,$env{'request.course.id'},
}	$cdom,$cnum) eq 'ok') {
$r->print("<br /><a href='$feedurl'>".&mt("Return and reload")."</a>");	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());	$r->print(&Apache::loncommon::end_page());
return OK;	return OK;
Line 4362 sub wrap_symb {	Line 4629 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 4515 None	Line 4783 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>

Removed from v.1.335
changed lines
	Added in v.1.357