--- loncom/interface/lonchatfetch.pm 2006/03/29 21:16:18 1.22
+++ loncom/interface/lonchatfetch.pm 2010/05/03 16:41:51 1.37
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Chat Fetching
#
-# $Id: lonchatfetch.pm,v 1.22 2006/03/29 21:16:18 albertel Exp $
+# $Id: lonchatfetch.pm,v 1.37 2010/05/03 16:41:51 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -33,6 +33,11 @@ use Apache::Constants qw(:common :http);
use Apache::lontexconvert;
use Apache::loncommon;
use Apache::lonnet;
+use Apache::longroup;
+use Apache::lonlocal;
+use lib '/home/httpd/lib/perl/';
+use LONCAPA;
+
sub handler {
my $r = shift;
@@ -44,18 +49,18 @@ sub handler {
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
if (defined($env{'form.group'})) {
$group = $env{'form.group'};
- if (! &Apache::lonnet::allowed('pgc',$env{'request.course.id'}.'/'.
- $group) ) {
+ if ((! &Apache::lonnet::allowed('pgc',$env{'request.course.id'}.'/'.
+ $group)) &&
+ (! &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.
+ ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
return HTTP_NOT_ACCEPTABLE;
}
- my %curr_groups;
- my $numgroups = &Apache::loncommon::coursegroups(\%curr_groups,$cdom,
- $cnum,$group);
- if ($numgroups) {
+ my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+ if (%curr_groups) {
my %group_info =
- &Apache::loncommon::get_group_settings($curr_groups{$group});
+ &Apache::longroup::get_group_settings($curr_groups{$group});
$grouptitle =
- '<b>'.&Apache::lonnet::unescape($group_info{description}).
+ '<b>'.&unescape($group_info{description}).
'</b><br />';
}
} elsif (! &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
@@ -64,13 +69,6 @@ sub handler {
return HTTP_NOT_ACCEPTABLE;
}
- my $loaderror=&Apache::lonnet::overloaderror($r);
- if ($loaderror) { return $loaderror; }
- $loaderror=
- &Apache::lonnet::overloaderror($r,
- $env{'course.'.$env{'request.course.id'}.'.home'});
- if ($loaderror) { return $loaderror; }
-
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
@@ -85,8 +83,8 @@ sub handler {
$chome));
# Figure out what the last valid entry-id is
my ($lastid,$thentime,$idnum);
- foreach (@entries) {
- $_=~/^(\w+)/;
+ foreach my $entry (@entries) {
+ $entry =~/^(\w+)/;
if ($1 ne 'active_participant') {
$lastid=$1;
($thentime,$idnum)=split(/\_/,$lastid);
@@ -96,36 +94,43 @@ sub handler {
my $seeid = &get_seeid_status();
# -------------------------------------------------------- see which ones apply
my $include=0;
+ my $header;
my $newstuff='';
my $bottomid='';
unless ($env{'form.lastid'}) {
$include=1;
- $newstuff .=
+ $header =
&Apache::loncommon::start_page(undef,undef,
{'only_body' => 1,
'bgcolor' => '#FFFFFF',
'js_ready' => 1,});
}
my @participants=();
- foreach (@entries) {
- my ($id,$msg,$udom)=split(/\:/,&Apache::lonnet::unescape($_));
+ foreach my $entry (@entries) {
+ my ($id,$msg,$udom)=split(/\:/,&unescape($entry));
if ($id eq 'active_participant') {
chomp($udom);
my $participant= &Apache::loncommon::nickname($msg,$udom);
- unless ($participant=~/\w/) { $participant=$msg.'@'.$udom; }
+ unless ($participant=~/\w/) { $participant=$msg.':'.$udom; }
$participants[$#participants+1]=$participant;
} elsif ($include) {
chomp($msg);
my ($msgtime,$msgnum)=split(/\_/,$id);
my ($sdom,$snum,$anon,$contrib)=split(/\:/,
- &Apache::lonnet::unescape($msg));
- $contrib=&Apache::lonnet::unescape($contrib);
+ &unescape($msg));
+ $contrib=&unescape($contrib);
&Apache::lonfeedback::newline_to_br(\$contrib);
($contrib,my $errors)=&Apache::lontexconvert::msgtexconverted($contrib);
- if ($errors) { $contrib.="[Message not fully displayed due to incorrect embedded TeX]"; }
+ if ($errors) {
+ $contrib.=' <span class="LC_error">'
+ .&mt('(Message not fully displayed due to incorrect embedded TeX.)')
+ .'</span>';
+ }
if ($errors && $snum eq $env{'user.name'} &&
$sdom eq $env{'user.domain'} ) {
- $contrib.="<br />[TeX error message: $errors]";
+ $contrib.='<br /><span class="LC_error">'
+ .&mt('TeX error message: [_1]',$errors)
+ .'</span>';
}
$contrib=~s/\n/ /g;
$contrib=~s/\'/\&\#39\;/g;
@@ -136,14 +141,14 @@ sub handler {
if (($nick) && ($nick ne $sender)) {
$sender.=' '.$nick;
}
- unless ($sender) { $sender=$snum.'@'.$sdom; }
+ unless ($sender) { $sender=$snum.':'.$sdom; }
if ($anon) { $sender.=' [Anon]' };
} elsif (!$anon) {
$sender=&Apache::loncommon::nickname($snum,$sdom);
- unless ($sender) { $sender=$snum.'@'.$sdom; }
+ unless ($sender) { $sender=$snum.':'.$sdom; }
} else {
$sender=&Apache::loncommon::screenname($snum,$sdom);
- unless ($sender) { $sender="Anonymous"; }
+ unless ($sender) { $sender=&mt("Anonymous"); }
}
$sender=~s/\'/\&\#39\;/g;
my $color=$sender;
@@ -157,29 +162,41 @@ sub handler {
$color=substr($color,0,6);
my $timestamp=localtime($msgtime);
my ($mhour,$mmin,$msec)=($timestamp=~/(\d\d)\:(\d\d)\:(\d\d)/);
- $newstuff.='<font color="#'.$color.'"><a name="'.$id.'"><b>'.
+ $newstuff.='<span style="color:#'.$color.'"><a name="LC_'.$id.'"></a><b>'.
$sender.'</b> ('.$mhour.':'.$mmin.':'.$msec.'): '.
- $contrib."</font><br>";
- $bottomid=$id;
+ $contrib."</span><br />";
+ $bottomid='LC_'.$id;
} else {
- $_=~/^(\w+)/;
+ $entry=~/^(\w+)/;
if ($1 eq $env{'form.lastid'}) { $include=1; }
}
}
my $participant_output=join('<br />',sort @participants);
my $refresh_cmd = "/adm/chatfetch?lastid=$lastid";
if (defined($group)) {
- $refresh_cmd .= "&group=$group";
+ $refresh_cmd .= "&group=$group";
+ }
+ my $headarg;
+ my ($blocked,$blocktext) = blockstatus();
+ if ($blocked) {
+ $newstuff = $blocktext;
+ $headarg = {'only_body' => 1,};
+
+ $r->print(<<ENDSCRIPT);
+ <script type="text/javascript">
+ parent.location.href="/adm/blockingstatus/?activity=chat"
+ </script>
+ENDSCRIPT
+ } else {
+ $headarg = {'redirect' => [5,$refresh_cmd,1],
+ 'only_body' => 1,};
}
- my $start_page =
- &Apache::loncommon::start_page('Chat',undef,
- {'redirect' => [5,$refresh_cmd],
- 'only_body' => 1,});
+ my $start_page = &Apache::loncommon::start_page('Chat Room',undef,$headarg);
my $end_page = &Apache::loncommon::end_page();
$r->print(<<ENDDOCUMENT);
$start_page
<script type="text/javascript">
-parent.chatout.document.writeln('$newstuff');
+parent.chatout.document.writeln('$header$newstuff');
parent.chatout.scroll(0,10000000);
</script>
$grouptitle
@@ -204,5 +221,28 @@ sub get_seeid_status {
return $seeid;
}
+sub blockstatus {
+ my ($blocked,$output);
+ my %setters;
+ my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'chat');
+ if ($startblock && $endblock) {
+ $blocked = 1;
+ my $endblocktime = &Apache::lonlocal::locallocaltime($endblock);
+ $output .= &mt('Chat Room will be unavailable to you until [_1] because communication is blocked in one or more of your courses:',$endblocktime).'<br /><br />';
+ foreach my $course (keys(%setters)) {
+ my %courseinfo=&Apache::lonnet::coursedescription($course);
+ for (my $i=0; $i<@{$setters{$course}{staff}}; $i++) {
+ my ($uname,$udom) = @{$setters{$course}{staff}[$i]};
+ my $fullname = &Apache::loncommon::plainname($uname,$udom);
+ my ($openblock,$closeblock) = @{$setters{$course}{times}[$i]};
+ $openblock = &Apache::lonlocal::locallocaltime($openblock);
+ $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
+ $output .= &mt('Block for [_1] starts: [_2], ends [_3], set by: [_4]<br />',$courseinfo{'description'},$openblock,$closeblock,$fullname);
+ }
+ }
+ }
+ return ($blocked,$output);
+}
+
1;
__END__