--- loncom/interface/lonmsgdisplay.pm 2017/12/18 23:20:48 1.186 +++ loncom/interface/lonmsgdisplay.pm 2023/09/15 22:32:46 1.200 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Routines for messaging display # -# $Id: lonmsgdisplay.pm,v 1.186 2017/12/18 23:20:48 raeburn Exp $ +# $Id: lonmsgdisplay.pm,v 1.200 2023/09/15 22:32:46 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -111,6 +111,7 @@ use Apache::loncommunicate; use Apache::lonfeedback; use Apache::lonrss(); use Apache::lonselstudent(); +use Apache::lonenc(); use lib '/home/httpd/lib/perl/'; use LONCAPA qw(:DEFAULT :match); @@ -782,11 +783,14 @@ sub groupmail_header { if ($grouppagelink) { &Apache::lonhtmlcommon::add_breadcrumb ({href=>$grouppagelink, - text=>"Group: $description", - title=>"Go to group's home page"},); + text=>&mt('Group').": $description", + title=>&mt("Go to group's home page"), + no_mt=>1, + },); } else { &Apache::lonhtmlcommon::add_breadcrumb - ({text=>"Group: $description",}); + ({text=>&mt('Group').": $description", + no_mt=>1,}); } &Apache::lonhtmlcommon::add_breadcrumb ({href=>"/adm/email?compose=group&group=". @@ -799,8 +803,9 @@ sub groupmail_header { title=>"E-mails sent"},); } my $groupheader = &Apache::loncommon::start_page('Group Message'); - $groupheader .= &Apache::lonhtmlcommon::breadcrumbs - ('Group - '.$env{'form.group'}.' Email'); + $groupheader .= &Apache::lonhtmlcommon::breadcrumbs( + &mt('Group messages - [_1]',$description), + undef,undef,undef,undef,1); return $groupheader; } @@ -861,7 +866,7 @@ sub discrit { .&Apache::lonhtmlcommon::row_closure(1); } $result .= &Apache::lonhtmlcommon::row_title(&mt('Message'),undef,'LC_evenrow_value') - .'
'.&Apache::lontexconvert::msgtexconverted($content{'message'}).'
' + .'
'.&Apache::lontexconvert::msgtexconverted($content{'message'}).'
' .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title('',undef,'LC_oddrow_value') .'
'; @@ -908,7 +913,7 @@ sub discrit { } sub sortedmessages { - my ($blocked,$startblock,$endblock,$numblocked,$folder,$msgstatus) = @_; + my ($blocked,$startblock,$endblock,$by_ip,$numblocked,$folder,$msgstatus) = @_; my $suffix=&Apache::lonmsg::foldersuffix($folder); my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix); #unpack the varibles and repack into temp for sorting @@ -940,7 +945,8 @@ sub sortedmessages { push(@temp1,$content{'recuser'},$content{'recdomain'}); } # Check whether message was sent during blocking period. - if ($sendtime >= $startblock && ($sendtime <= $endblock && $endblock > 0) ) { + if (($by_ip) || + (($sendtime >= $startblock) && ($sendtime <= $endblock && $endblock > 0))) { $$blocked{$msgid} = 'ON'; $$numblocked ++; } else { @@ -1067,7 +1073,9 @@ sub disfolder { my %blocked = (); my %setters = (); my $numblocked = 0; - my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com'); + my $clientip = &Apache::lonnet::get_requestor_ip($r); + my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &Apache::loncommon::blockcheck(\%setters,'com',$clientip); my %js_lt = &Apache::lonlocal::texthash( sede => 'Select a destination folder to which the messages will be moved.', nome => 'No messages have been selected to apply this action to.', @@ -1111,7 +1119,7 @@ sub disfolder { ENDDISHEADER my $fsqs='&folder='.$folder; - my @temp=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder,$msgstatus); + my @temp=&sortedmessages(\%blocked,$startblock,$endblock,$by_ip,\$numblocked,$folder,$msgstatus); my $totalnumber=$#temp+1; if ($totalnumber < 1) { $r->print('

'); @@ -1124,7 +1132,7 @@ ENDDISHEADER } $r->print('

'); if ($numblocked > 0) { - $r->print(&blocked_in_folder($numblocked,$startblock,$endblock, + $r->print(&blocked_in_folder($numblocked,$startblock,$endblock,$by_ip,$clientip,$blockdom, \%setters)); } return; @@ -1314,20 +1322,26 @@ ENDDISHEADER $r->print(''); if ($numblocked > 0) { $r->print(&blocked_in_folder($numblocked,$startblock,$endblock, - \%setters)); + $by_ip,$clientip,$blockdom,\%setters)); } } sub blocked_in_folder { - my ($numblocked,$startblock,$endblock,$setters) = @_; - my $beginblock = &Apache::lonlocal::locallocaltime($startblock); - my $finishblock = &Apache::lonlocal::locallocaltime($endblock); - my $output = '

'. + my ($numblocked,$startblock,$endblock,$by_ip,$clientip,$blockdom,$setters) = @_; + my $output; + if ($by_ip) { + $output = '

'. + &mt('[quant,_1,message is, messages are] not viewable because display of LON-CAPA messages is blocked for your current IP address: [_2].',$numblocked,$clientip).'
'. + &mt('Note: communication is being blocked for certain IP address(es).'); + } else { + my $beginblock = &Apache::lonlocal::locallocaltime($startblock); + my $finishblock = &Apache::lonlocal::locallocaltime($endblock); + $output = '

'. &mt('[quant,_1,message is, messages are] not viewable because display of LON-CAPA messages sent to you by other students between [_2] and [_3] is currently being blocked because of online exams.',$numblocked,$beginblock,$finishblock); + } #$output .= &Apache::loncommon::build_block_table($startblock,$endblock, # $setters); - - my ($blocked, $blocktext) = &Apache::loncommon::blocking_status("com"); + my ($blocked, $blocktext) = &Apache::loncommon::blocking_status("com",$clientip); $output .="

".$blocktext; return $output; @@ -1338,6 +1352,26 @@ sub blocked_in_folder { sub compout { my ($r,$forwarding,$replying,$broadcast,$replycrit,$folder,$dismode, $multiforward)=@_; + my $clientip = &Apache::lonnet::get_requestor_ip($r); + my %setters; + my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &Apache::loncommon::blockcheck(\%setters,'com',$clientip); + if ($by_ip) { + my $showdom = &Apache::lonnet::domain($blockdom); + if ($showdom eq '') { + $showdom = $blockdom; + } + $r->print(&Apache::loncommon::start_page('Messages')); + $r->print(&Apache::lonhtmlcommon::breadcrumbs('Send and display messages')); + $r->print('

'. + &mt('Sending of LON-CAPA messages is blocked for your current IP address: [_1].',$clientip).'

'. + ''); + return; + } my $suffix=&Apache::lonmsg::foldersuffix($folder); my ($cdom,$cnum,$group,$refarg); if (exists($env{'form.group'})) { @@ -1417,9 +1451,9 @@ sub compout { ); if (!$forwarding && !$multiforward) { $attachrow = ''.$lt{'atta'}.' '.$attachmax{'text'} - .': ' - .'' - .''; + .': ' + .'' + .''; } if (&Apache::lonnet::allowed('srm',$env{'request.course.id'}) || &Apache::lonnet::allowed('srm',$env{'request.course.id'}. @@ -1974,7 +2008,7 @@ sub disfacetoface { &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).' ('. $content{'sendername'}.':'. $content{'senderdomain'}.') '.$content{'time'}. - '
'.
+            '
'.
               &Apache::lontexconvert::msgtexconverted($content{'message'}).
 	      '
'; } @@ -2102,14 +2136,16 @@ sub displaymessage { my %setters = (); my $numblocked = 0; my $crstype = &Apache::loncommon::course_type(); + my $clientip = &Apache::lonnet::get_requestor_ip($r); # info to generate "next" and "previous" buttons and check if message is blocked - my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com'); - my @messages=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder,$msgstatus); + my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &Apache::loncommon::blockcheck(\%setters,'com',$clientip); + my @messages=&sortedmessages(\%blocked,$startblock,$endblock,$by_ip,\$numblocked,$folder,$msgstatus); if ( $blocked{$msgid} eq 'ON' ) { &printheader($r,'/adm/email',&mt('Display a Message')); #$r->print(&mt('You attempted to display a message that is currently blocked because you are enrolled in one or more courses for which there is an ongoing online exam.')); - my($blocked, $blocktext) = &Apache::loncommon::blocking_status("com"); + my($blocked, $blocktext) = &Apache::loncommon::blocking_status("com",$clientip); $r->print("
".$blocktext); return; } @@ -2143,8 +2179,28 @@ sub displaymessage { my $number_of_messages = scalar(@messages); #subtract 1 for last index + my $head_extra; + +# if student's view of resource will be included +# get tag(s) for css file(s) in use, and pass to &header to include +# in call to loncommon::start_page() + + if (($env{'request.course.id'} eq $content{'courseid'}) && + (&Apache::lonnet::allowed('vgr',$content{'courseid'}))) { + my $symb; + if (defined($content{'symb'})) { + $symb = $content{'symb'}; + } elsif (defined($content{'baseurl'})) { + $symb=&Apache::lonnet::symbread($content{'baseurl'}); + } + if ($symb) { + $head_extra = &Apache::loncommon::css_links($symb); + } + } + # start output - &printheader($r,'/adm/email?display='.&escape($msgid),'Display a Message','',$content{'baseurl'}); + &printheader($r,'/adm/email?display='.&escape($msgid),'Display a Message','', + $content{'baseurl'},$head_extra); # Prepare available functions my @functionlist; @@ -2448,12 +2504,16 @@ sub displaymessage { $showsymb,$env{'user.domain'},$env{'user.name'}); if ($symb) { if ($encrypturl =~ /^yes$/i && !$env{'request.role.adv'}) { - $showsymb = &Apache::lonenc::check_encrypt($symb); + unless ($showsymb =~ m{^/enc/}) { + $showsymb = &Apache::lonenc::encrypted($showsymb); + } } $symblink = '?symb='.$showsymb; } if ($encrypturl =~ /^yes$/i && !$env{'request.role.adv'}) { - $showurl = $baseurl; + unless ($showurl =~ m{^/enc/}) { + $showurl = &Apache::lonenc::encrypted($showurl); + } } $r->print(&Apache::lonhtmlcommon::row_title(&mt('Refers to')) .''.$restitle.'' @@ -2493,7 +2553,7 @@ sub displaymessage { # Message $r->print(&Apache::lonhtmlcommon::row_title(&mt('Message')) - .'
'
+             .'
'
 	     .&Apache::lontexconvert::msgtexconverted($content{'message'},1)
 	     .'
' ); @@ -2647,9 +2707,10 @@ sub displayresource { && (&Apache::lonnet::allowed('vgr',$content{'courseid'}))) { my $symb; if (defined($content{'symb'})) { - $symb = $content{'symb'}; - } else { - $symb=&Apache::lonnet::symbread($content{'baseurl'}); + $symb = &Apache::lonenc::check_decrypt($content{'symb'}); + } elsif (defined($content{'baseurl'})) { + $symb = + &Apache::lonnet::symbread(&Apache::lonenc::check_decrypt($content{'baseurl'})); } # Could not get a symb, give up unless ($symb) { return $content{'citation'}; } @@ -2685,13 +2746,16 @@ sub displayresource { # ================================================================== The Header sub header { - my ($r,$title,$baseurl)=@_; + my ($r,$title,$baseurl,$head_extra)=@_; my $extra = &Apache::loncommon::studentbrowser_javascript(); if ($baseurl) { $extra .= ""; } $extra .= ''; + if ($head_extra) { + $extra .= "\n$head_extra"; + } $r->print(&Apache::loncommon::start_page('Messages', $extra)); $r->print(&Apache::lonhtmlcommon::breadcrumbs @@ -2701,11 +2765,11 @@ sub header { # ---------------------------------------------------------------- Print header sub printheader { - my ($r,$url,$desc,$title,$baseurl)=@_; + my ($r,$url,$desc,$title,$baseurl,$head_extra)=@_; &Apache::lonhtmlcommon::add_breadcrumb ({href=>$url, text=>$desc}); - &header($r,$title,$baseurl); + &header($r,$title,$baseurl,$head_extra); } # ------------------------------------------------------------ Store the comment @@ -2762,7 +2826,14 @@ sub sendoffmail { $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; } - if ($env{'form.send'}) { + my $clientip = &Apache::lonnet::get_requestor_ip($r); + my %setters; + my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &Apache::loncommon::blockcheck(\%setters,'com',$clientip); + if ($by_ip) { + &printheader($r,'','Sending messages blocked from your location.'); + return 'blocked'; + } elsif ($env{'form.send'}) { if (!$env{'form.multiforward'}) { if ($group eq '') { &printheader($r,'','Messages being sent.'); @@ -3009,7 +3080,7 @@ sub sendoffmail { &Apache::lonnet::logthis('Failed to store To, Bcc and Cc recipients for '.$env{'user.name'}.':'.$env{'user.domain'}); } if ($env{'form.attachment'}) { - if (length($env{'form.attachment'})<131072) { + if (length($env{'form.attachment'}) <= 1048576) { $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback/'.$now); } else { $r->print('

'.&mt('Attachment not included - exceeded permitted length').'

'); @@ -3199,9 +3270,24 @@ sub handler { 'sendreply','compose','sendmail','critical','recname','recdom', 'recordftf','sortedby','folder','startdis','interdis', 'showcommentbaseurl','dismode','group','subject','text','ref', - 'msgstatus']); + 'msgstatus','btoken']); $sqs='&sortedby='.$env{'form.sortedby'}; +# ----------- Check if access was from balancer to server with existing session + + if ($env{'form.btoken'}) { + my %info = &Apache::lonnet::tmpget($env{'form.btoken'}); + &Apache::lonnet::tmpdel($env{'form.btoken'}); + delete($env{'form.btoken'}); + unless ($env{'form.display'}) { + if (($info{'display'}) && ($info{'mailrecip'})) { + if (&unescape($info{'mailrecip'}) eq $env{'user.name'}.':'.$env{'user.domain'}) { + $env{'form.display'} = &unescape($info{'display'}); + } + } + } + } + # ------------------------------------------------------ They checked for email &Apache::lonnet::put('email_status',{'recnewemail'=>0}); @@ -3456,8 +3542,12 @@ sub handler { my $count = keys(%forwardfail); my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Could not forward [quant,_1,message].',$count),1); foreach my $key (keys(%forwardfail)) { - $message .= '
'.&mt('Could not deliver forwarded message.').' '. - &mt('The recipient addresses may need to be corrected').' ('.$forwardfail{$key}.')'; + $message .= '
'.&mt('Could not deliver forwarded message.').' '; + if ($forwardfail{$key} eq 'blocked') { + $message .= &mt('Sending messages is blocked from your IP address'); + } else { + $message .= &mt('The recipient addresses may need to be corrected').' ('.$forwardfail{$key}.')'; + } } $message = &Apache::loncommon::confirmwrapper($message); $r->print($message);