# The LearningOnline Network with CAPA
# Routines for messaging
#
# $Id: lonmsg.pm,v 1.56 2003/06/23 22:25:14 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
#
# (Routines to control the menu
#
# (TeX Conversion Module
#
# 05/29/00,05/30 Gerd Kortemeyer)
#
# 10/05 Gerd Kortemeyer)
#
# 10/19,10/20,10/30,
# 02/06/01 Gerd Kortemeyer
# 07/27 Guy Albertelli
# 07/27,07/28,07/30,08/03,08/06,08/08,08/09,08/10,8/13,8/15,
# 10/1,11/5 Gerd Kortemeyer
# YEAR=2002
# 1/1,3/18 Gerd Kortemeyer
#
package Apache::lonmsg;
use strict;
use Apache::lonnet();
use vars qw($msgcount);
use HTML::TokeParser();
use Apache::Constants qw(:common);
use Apache::loncommon();
use Apache::lontexconvert();
use HTML::Entities();
use Mail::Send;
# ===================================================================== Package
sub packagemsg {
my ($subject,$message,$citation,$baseurl,$attachmenturl)=@_;
$message =&HTML::Entities::encode($message);
$citation=&HTML::Entities::encode($citation);
$subject =&HTML::Entities::encode($subject);
#remove machine specification
$baseurl =~ s|^http://[^/]+/|/|;
$baseurl =&HTML::Entities::encode($baseurl);
#remove machine specification
$attachmenturl =~ s|^http://[^/]+/|/|;
$attachmenturl =&HTML::Entities::encode($attachmenturl);
my $now=time;
$msgcount++;
my $partsubj=$subject;
$partsubj=&Apache::lonnet::escape($partsubj);
my $msgid=&Apache::lonnet::escape(
$now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
$ENV{'user.domain'}.':'.$msgcount.':'.$$);
my $result='<sendername>'.$ENV{'user.name'}.'</sendername>'.
'<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
'<subject>'.$subject.'</subject>'.
'<time>'.localtime($now).'</time>'.
'<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
'<host>'.$ENV{'HTTP_HOST'}.'</host>'.
'<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
'<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
'<browseros>'.$ENV{'browser.os'}.'</browseros>'.
'<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
'<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
'<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
'<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
'<role>'.$ENV{'request.role'}.'</role>'.
'<resource>'.$ENV{'request.filename'}.'</resource>'.
'<msgid>'.$msgid.'</msgid>'.
'<message>'.$message.'</message>';
if (defined($citation)) {
$result.='<citation>'.$citation.'</citation>';
}
if (defined($baseurl)) {
$result.= '<baseurl>'.$baseurl.'</baseurl>';
}
if (defined($attachmenturl)) {
$result.= '<attachmenturl>'.$attachmenturl.'</attachmenturl>';
}
return $msgid,$result;
}
# ================================================== Unpack message into a hash
sub unpackagemsg {
my ($message,$notoken)=@_;
my %content=();
my $parser=HTML::TokeParser->new(\$message);
my $token;
while ($token=$parser->get_token) {
if ($token->[0] eq 'S') {
my $entry=$token->[1];
my $value=$parser->get_text('/'.$entry);
$content{$entry}=$value;
}
}
if ($content{'attachmenturl'}) {
my ($fname,$ft)=($content{'attachmenturl'}=~/\/(\w+)\.(\w+)$/);
if ($notoken) {
$content{'message'}.='<p>Attachment: <tt>'.$fname.'.'.$ft.'</tt>';
} else {
$content{'message'}.='<p>Attachment: <a href="'.
&Apache::lonnet::tokenwrapper($content{'attachmenturl'}).
'"><tt>'.$fname.'.'.$ft.'</tt></a>';
}
}
return %content;
}
# ======================================================= Get info out of msgid
sub unpackmsgid {
my $msgid=&Apache::lonnet::unescape(shift);
my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
&Apache::lonnet::unescape($msgid));
my %status=&Apache::lonnet::get('email_status',[$msgid]);
if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
unless ($status{$msgid}) { $status{$msgid}='new'; }
return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
}
sub sendemail {
my ($to,$subject,$body)=@_;
$body=
"*** This is an automatic message generated by the LON-CAPA system.\n".
"*** Please do not reply to this address.\n\n".$body;
my $msg = new Mail::Send;
$msg->to($to);
$msg->subject('[LON-CAPA] '.$subject);
my $fh = $msg->open('smtp',Server => 'localhost');
print $fh $body;
$fh->close;
}
# ==================================================== Send notification emails
sub sendnotification {
my ($to,$touname,$toudom,$subj,$crit)=@_;
my $sender=$ENV{'environment.firstname'}.' '.$ENV{'environment.lastname'};
my $critical=($crit?' critical':'');
my $url='http://'.
$Apache::lonnet::hostname{&Apache::lonnet::homeserver($touname,$toudom)}.
'/adm/email?username='.$touname.'&domain='.$toudom;
my $body=(<<ENDMSG);
You received a$critical message from $sender in LON-CAPA. The subject is
$subj
Use
$url
to access this message.
ENDMSG
&sendemail($to,'New'.$critical.' message from '.$sender,$body);
}
# ============================================================= Check for email
sub newmail {
if ((time-$ENV{'user.mailcheck.time'})>300) {
my %what=&Apache::lonnet::get('email_status',['recnewemail']);
&Apache::lonnet::appenv('user.mailcheck.time'=>time);
if ($what{'recnewemail'}>0) { return 1; }
}
return 0;
}
# =============================== Automated message to the author of a resource
sub author_res_msg {
my ($filename,$message)=@_;
unless ($message) { return 'empty'; }
$filename=&Apache::lonnet::declutter($filename);
my ($domain,$author,@dummy)=split(/\//,$filename);
my $homeserver=&Apache::lonnet::homeserver($author,$domain);
if ($homeserver ne 'no_host') {
my $id=unpack("%32C*",$message);
my $msgid;
($msgid,$message)=&packagemsg($filename,$message);
return &Apache::lonnet::reply('put:'.$domain.':'.$author.
':nohist_res_msgs:'.
&Apache::lonnet::escape($filename.'_'.$id).'='.
&Apache::lonnet::escape($message),$homeserver);
}
return 'no_host';
}
# ================================================== Critical message to a user
sub user_crit_msg_raw {
my ($user,$domain,$subject,$message,$sendback)=@_;
# Check if allowed missing
my $status='';
my $msgid='undefined';
unless (($message)&&($user)&&($domain)) { $status='empty'; };
my $homeserver=&Apache::lonnet::homeserver($user,$domain);
if ($homeserver ne 'no_host') {
($msgid,$message)=&packagemsg($subject,$message);
if ($sendback) { $message.='<sendback>true</sendback>'; }
$status=&Apache::lonnet::critical(
'put:'.$domain.':'.$user.':critical:'.
&Apache::lonnet::escape($msgid).'='.
&Apache::lonnet::escape($message),$homeserver);
if ($ENV{'request.course.id'}) {
&user_normal_msg_raw(
$ENV{'course.'.$ENV{'request.course.id'}.'.num'},
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
'Critical ['.$user.':'.$domain.']',
$message);
}
} else {
$status='no_host';
}
# Notifications
my %userenv = &Apache::lonnet::get('environment',['critnotification'],
$domain,$user);
if ($userenv{'critnotification'}) {
&sendnotification($userenv{'critnotification'},$user,$domain,$subject,1);
}
# Log this
&Apache::lonnet::logthis(
'Sending critical email '.$msgid.
', log status: '.
&Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
$ENV{'user.home'},
'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
.$status));
return $status;
}
# New routine that respects "forward" and calls old routine
sub user_crit_msg {
my ($user,$domain,$subject,$message,$sendback)=@_;
my $status='';
my %userenv = &Apache::lonnet::get('environment',['msgforward'],
$domain,$user);
my $msgforward=$userenv{'msgforward'};
if ($msgforward) {
foreach (split(/\,/,$msgforward)) {
my ($forwuser,$forwdomain)=split(/\:/,$_);
$status.=
&user_crit_msg_raw($forwuser,$forwdomain,$subject,$message,
$sendback).' ';
}
} else {
$status=&user_crit_msg_raw($user,$domain,$subject,$message,$sendback);
}
return $status;
}
# =================================================== Critical message received
sub user_crit_received {
my $msgid=shift;
my %message=&Apache::lonnet::get('critical',[$msgid]);
my %contents=&unpackagemsg($message{$msgid},1);
my $status='rec: '.($contents{'sendback'}?
&user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
' acknowledged receipt of message'."\n".' "'.
$contents{'subject'}.'"'."\n".'dated '.
$contents{'time'}.".\n"
):'no msg req');
$status.=' trans: '.
&Apache::lonnet::put(
'nohist_email',{$contents{'msgid'} => $message{$msgid}});
$status.=' del: '.
&Apache::lonnet::del('critical',[$contents{'msgid'}]);
&Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
$ENV{'user.home'},'Received critical message '.
$contents{'msgid'}.
', '.$status);
return $status;
}
# ======================================================== Normal communication
sub user_normal_msg_raw {
my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl)=@_;
# Check if allowed missing
my $status='';
my $msgid='undefined';
unless (($message)&&($user)&&($domain)) { $status='empty'; };
my $homeserver=&Apache::lonnet::homeserver($user,$domain);
if ($homeserver ne 'no_host') {
($msgid,$message)=&packagemsg($subject,$message,$citation,$baseurl,
$attachmenturl);
$status=&Apache::lonnet::critical(
'put:'.$domain.':'.$user.':nohist_email:'.
&Apache::lonnet::escape($msgid).'='.
&Apache::lonnet::escape($message),$homeserver);
&Apache::lonnet::put
('email_status',{'recnewemail'=>time},$domain,$user);
} else {
$status='no_host';
}
# Notifications
my %userenv = &Apache::lonnet::get('environment',['notification'],
$domain,$user);
if ($userenv{'notification'}) {
&sendnotification($userenv{'notification'},$user,$domain,$subject,0);
}
&Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
$ENV{'user.home'},
'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
return $status;
}
# New routine that respects "forward" and calls old routine
sub user_normal_msg {
my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl)=@_;
my $status='';
my %userenv = &Apache::lonnet::get('environment',['msgforward'],
$domain,$user);
my $msgforward=$userenv{'msgforward'};
if ($msgforward) {
foreach (split(/\,/,$msgforward)) {
my ($forwuser,$forwdomain)=split(/\:/,$_);
$status.=
&user_normal_msg_raw($forwuser,$forwdomain,$subject,$message,
$citation,$baseurl,$attachmenturl).' ';
}
} else {
$status=&user_normal_msg_raw($user,$domain,$subject,$message,
$citation,$baseurl,$attachmenturl);
}
return $status;
}
# =============================================================== Status Change
sub statuschange {
my ($msgid,$newstatus)=@_;
my %status=&Apache::lonnet::get('email_status',[$msgid]);
if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
unless ($status{$msgid}) { $status{$msgid}='new'; }
unless (($status{$msgid} eq 'replied') ||
($status{$msgid} eq 'forwarded')) {
&Apache::lonnet::put('email_status',{$msgid => $newstatus});
}
if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
&Apache::lonnet::put('email_status',{$msgid => $newstatus});
}
}
# ======================================================= Display a course list
sub discourse {
my $r=shift;
my %courselist=&Apache::lonnet::dump(
'classlist',
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
my $now=time;
$r->print(<<ENDDISHEADER);
<input type=hidden name=sendmode value=group>
<script>
function checkall() {
for (i=0; i<document.forms.compemail.elements.length; i++) {
if
(document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
document.forms.compemail.elements[i].checked=true;
}
}
}
function checksec() {
for (i=0; i<document.forms.compemail.elements.length; i++) {
if
(document.forms.compemail.elements[i].name.indexOf
('send_to_&&&'+document.forms.compemail.chksec.value)==0) {
document.forms.compemail.elements[i].checked=true;
}
}
}
function uncheckall() {
for (i=0; i<document.forms.compemail.elements.length; i++) {
if
(document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
document.forms.compemail.elements[i].checked=false;
}
}
}
</script>
<input type=button onClick="checkall()" value="Check for All">
<input type=button onClick="checksec()" value="Check for Section/Group">
<input type=text size=5 name=chksec>
<input type=button onClick="uncheckall()" value="Check for None">
<p>
ENDDISHEADER
foreach (sort keys %courselist) {
my ($end,$start)=split(/\:/,$courselist{$_});
my $active=1;
if (($end) && ($now>$end)) { $active=0; }
if ($active) {
my ($sname,$sdom)=split(/\:/,$_);
my %reply=&Apache::lonnet::get('environment',
['firstname','middlename','lastname','generation'],
$sdom,$sname);
my $section=&Apache::lonnet::usection
($sdom,$sname,$ENV{'request.course.id'});
$r->print(
'<br><input type=checkbox name="send_to_&&&'.$section.'&&&_'.$_.'"> '.
$reply{'firstname'}.' '.
$reply{'middlename'}.' '.
$reply{'lastname'}.' '.
$reply{'generation'}.
' ('.$_.') '.$section);
}
}
}
# ==================================================== Display Critical Message
sub discrit {
my $r=shift;
my $header = '<h1><font color=red>Critical Messages</font></h1>'.
'<form action=/adm/email method=post>'.
'<input type=hidden name=confirm value=true>';
my %what=&Apache::lonnet::dump('critical');
my $result = '';
foreach (sort keys %what) {
my %content=&unpackagemsg($what{$_});
next if ($content{'senderdomain'} eq '');
$content{'message'}=~s/\n/\<br\>/g;
$result.='<hr>From: <b>'.
&Apache::loncommon::aboutmewrapper(
&Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
$content{'sendername'}.'@'.
$content{'senderdomain'}.') '.$content{'time'}.
'<br>Subject: '.$content{'subject'}.
'<br><blockquote>'.
&Apache::lontexconvert::msgtexconverted($content{'message'}).
'</blockquote>'.
'<input type=submit name="rec_'.$_.'" value="Confirm Receipt">'.
'<input type=submit name="reprec_'.$_.'" '.
'value="Confirm Receipt and Reply">';
}
# Check to see if there were any messages.
if ($result eq '') {
$result = "<h2>You have no critical messages.</h2>";
} else {
$r->print($header);
}
$r->print($result);
$r->print('<input type=hidden name="displayedcrit" value="true"></form>');
}
# =============================================================== Compose reply
sub comprep {
my ($r,$msgid)=@_;
my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
my %content=&unpackagemsg($message{$msgid},1);
my $quotemsg='> '.$content{'message'};
$quotemsg=~s/\r/\n/g;
$quotemsg=~s/\f/\n/g;
$quotemsg=~s/\n+/\n\> /g;
my $subject='Re: '.$content{'subject'};
my $dispcrit='';
if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
$dispcrit=
'<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
'<br>'.
'<input type=checkbox name=sendbck> Send as critical message ' .
' and return receipt' . $crithelp . '<p>';
}
$r->print(<<"ENDREPLY");
<form action="/adm/email" method=post>
<input type=hidden name=sendreply value="$msgid">
Subject: <input type=text size=50 name=subject value="$subject"><p>
<textarea name=message cols=84 rows=10 wrap=hard>
$quotemsg
</textarea><p>
$dispcrit
<input type=submit value="Send Reply">
</form>
ENDREPLY
}
# ======================================================== Display all messages
sub disall {
my $r=shift;
$r->print(<<ENDDISHEADER);
<script>
function checkall() {
for (i=0; i<document.forms.disall.elements.length; i++) {
if
(document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
document.forms.disall.elements[i].checked=true;
}
}
}
function uncheckall() {
for (i=0; i<document.forms.disall.elements.length; i++) {
if
(document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
document.forms.disall.elements[i].checked=false;
}
}
}
</script>
ENDDISHEADER
$r->print(
'<h1>Display All Messages</h1><form method=post name=disall '.
'action="/adm/email">'.
'<table border=2><tr><th colspan=2> </th><th>Date</th>'.
'<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
foreach (sort split(/\&/,&Apache::lonnet::reply('keys:'.
$ENV{'user.domain'}.':'.
$ENV{'user.name'}.':nohist_email',
$ENV{'user.home'}))) {
my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
&Apache::lonmsg::unpackmsgid($_);
if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
if ($status eq 'new') {
$r->print('<tr bgcolor="#FFBB77">');
} elsif ($status eq 'read') {
$r->print('<tr bgcolor="#BBBB77">');
} elsif ($status eq 'replied') {
$r->print('<tr bgcolor="#AAAA88">');
} else {
$r->print('<tr bgcolor="#99BBBB">');
}
$r->print('<td><a href="/adm/email?display='.$_.
'">Open</a></td><td><a href="/adm/email?markdel='.$_.
'">Delete</a><input type=checkbox name="delmark_'.$_.'"></td>'.
'<td>'.localtime($sendtime).'</td><td>'.
$fromname.'</td><td>'.$fromdomain.'</td><td>'.
&Apache::lonnet::unescape($shortsubj).'</td><td>'.
$status.'</td></tr>');
}
}
$r->print('</table><p>'.
'<a href="javascript:checkall()">Check All</a> '.
'<a href="javascript:uncheckall()">Uncheck All</a><p>'.
'<input type=submit name="markeddel" value="Delete Checked">'.
'</form></body></html>');
}
# ============================================================== Compose output
sub compout {
my ($r,$forwarding,$broadcast)=@_;
my $dispcrit='';
my $dissub='';
my $dismsg='';
my $func='Send New';
if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
$dispcrit=
'<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
'<br>'.
'<input type=checkbox name=sendbck> Send as critical message ' .
' and return receipt' . $crithelp . '<p>';
}
if ($forwarding) {
$dispcrit.='<input type=hidden name=forwid value="'.
$forwarding.'">';
$func='Forward';
my %message=&Apache::lonnet::get('nohist_email',[$forwarding]);
my %content=&unpackagemsg($message{$forwarding});
$dissub='Forwarding: '.$content{'subject'};
$dismsg='Forwarded message from '.
$content{'sendername'}.' at '.$content{'senderdomain'};
}
my $defdom=$ENV{'user.domain'};
if ($ENV{'form.recdom'}) { $defdom=$ENV{'form.recdom'}; }
$r->print(
'<form action="/adm/email" name="compemail" method="post"'.
' enctype="multipart/form-data">'."\n".
'<input type="hidden" name="sendmail" value="on">'."\n".
'<table>');
unless (($broadcast eq 'group') || ($broadcast eq 'upload')) {
my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
my $selectlink=&Apache::loncommon::selectstudent_link
('compemail','recuname','recdomain');
$r->print(<<"ENDREC");
<table>
<tr><td>Username:</td><td><input type=text size=12 name=recuname value="$ENV{'form.recname'}"></td><td rowspan="2">$selectlink</td></tr>
<tr><td>Domain:</td>
<td>$domform</td></tr>
ENDREC
}
my $latexHelp = Apache::loncommon::helpLatexCheatsheet();
if ($broadcast ne 'upload') {
$r->print(<<"ENDCOMP");
<tr><td>Additional Recipients<br><tt>username\@domain,username\@domain, ...
</tt></td><td>
<input type=text size=50 name=additionalrec></td></tr>
<tr><td>Subject:</td><td><input type=text size=50 name=subject value="$dissub">
</td></tr></table>
$latexHelp
<textarea name=message cols=80 rows=10 wrap=hard>$dismsg
</textarea><p>
$dispcrit
<input type=submit value="$func Mail">
ENDCOMP
} else { # $broadcast is 'upload'
$r->print(<<ENDUPLOAD);
<input type=hidden name=sendmode value=upload>
<h3>Generate messages from a file</h3>
<p>
Subject: <input type=text size=50 name=subject>
</p>
<p>General message text<br />
<textarea name=message cols=60 rows=10 wrap=hard>$dismsg
</textarea></p>
<p>
The file format for the uploaded portion of the message is:
<pre>
username1\@domain1: text
username2\@domain2: text
username3\@domain1: text
</pre>
</p>
<p>
The messages will be assembled from all lines with the respective
<tt>username\@domain</tt>, and appended to the general message text.</p>
<p>
<input type=file name=upfile size=20><p>
$dispcrit
<input type=submit value="Upload and send">
ENDUPLOAD
}
if ($broadcast eq 'group') {
&discourse;
}
$r->print('</form>');
}
# ---------------------------------------------------- Display all face to face
sub disfacetoface {
my ($r,$user,$domain)=@_;
unless ($ENV{'request.course.id'}) { return; }
unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
return;
}
my %records=&Apache::lonnet::dump('nohist_email',
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'},
'%255b'.$user.'%253a'.$domain.'%255d');
my $result='';
foreach (sort keys %records) {
my %content=&unpackagemsg($records{$_});
next if ($content{'senderdomain'} eq '');
$content{'message'}=~s/\n/\<br\>/g;
if ($content{'subject'}=~/^Record/) {
$result.='<h3>Record</h3>';
} else {
$result.='<h3>Sent Message</h3>';
%content=&unpackagemsg($content{'message'});
$content{'message'}=
'<b>Subject: '.$content{'subject'}.'</b><br />'.
$content{'message'};
}
$result.='By: <b>'.
&Apache::loncommon::aboutmewrapper(
&Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
$content{'sendername'}.'@'.
$content{'senderdomain'}.') '.$content{'time'}.
'<br><blockquote>'.
&Apache::lontexconvert::msgtexconverted($content{'message'}).
'</blockquote>';
}
# Check to see if there were any messages.
if ($result eq '') {
$r->print("<p><b>No notes, face-to-face discussion records, or critical messages in this course.</b></p>");
} else {
$r->print($result);
}
}
# ---------------------------------------------------------------- Face to face
sub facetoface {
my ($r,$stage)=@_;
unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
return;
}
# from query string
if ($ENV{'form.recname'}) { $ENV{'form.recuname'}=$ENV{'form.recname'}; }
if ($ENV{'form.recdom'}) { $ENV{'form.recdomain'}=$ENV{'form.recdom'}; }
my $defdom=$ENV{'user.domain'};
# already filled in
if ($ENV{'form.recdomain'}) { $defdom=$ENV{'form.recdomain'}; }
# generate output
my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
my $stdbrws = &Apache::loncommon::selectstudent_link
('stdselect','recuname','recdomain');
$r->print(<<"ENDTREC");
<h3>User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course</h3>
<form method="post" action="/adm/email" name="stdselect">
<input type="hidden" name="recordftf" value="retrieve" />
<table>
<tr><td>Username:</td><td><input type=text size=12 name=recuname value="$ENV{'form.recuname'}"></td>
<td rowspan="2">
$stdbrws
<input type="submit" value="Retrieve discussion and message records"></td>
</tr>
<tr><td>Domain:</td>
<td>$domform</td></tr>
</table>
</form>
ENDTREC
if (($stage ne 'query') &&
($ENV{'form.recdomain'}) && ($ENV{'form.recuname'})) {
chomp($ENV{'form.newrecord'});
if ($ENV{'form.newrecord'}) {
&user_normal_msg_raw(
$ENV{'course.'.$ENV{'request.course.id'}.'.num'},
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
'Record ['.$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}.']',
$ENV{'form.newrecord'});
}
$r->print('<h3>'.&Apache::loncommon::plainname($ENV{'form.recuname'},
$ENV{'form.recdomain'}).'</h3>');
&disfacetoface($r,$ENV{'form.recuname'},$ENV{'form.recdomain'});
$r->print(<<ENDRHEAD);
<form method="post" action="/adm/email">
<input name="recdomain" value="$ENV{'form.recdomain'}" type="hidden" />
<input name="recuname" value="$ENV{'form.recuname'}" type="hidden" />
ENDRHEAD
$r->print(<<ENDBFORM);
<hr />New Record (record is visible to course faculty and staff)<br />
<textarea name="newrecord" cols="80" rows="10" wrap="hard"></textarea>
<br />
<input type="hidden" name="recordftf" value="post" />
<input type="submit" value="Post this record" />
</form>
ENDBFORM
}
}
# ===================================================================== Handler
sub handler {
my $r=shift;
# ----------------------------------------------------------- Set document type
$r->content_type('text/html');
$r->send_http_header;
return OK if $r->header_only;
# --------------------------- Get query string for limited number of parameters
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['display','replyto','forward','markread','markdel','markunread',
'sendreply','compose','sendmail','critical','recname','recdom',
'recordftf']);
# ------------------------------------------------------ They checked for email
&Apache::lonnet::put('email_status',{'recnewemail'=>0});
# --------------------------------------------------------------- Render Output
if (!$ENV{'form.display'}) {
$r->print('<html><head><title>EMail and Messaging</title>'.
&Apache::loncommon::studentbrowser_javascript().'</head>'.
&Apache::loncommon::bodytag('EMail and Messages'));
}
if ($ENV{'form.display'}) {
my $msgid=$ENV{'form.display'};
&statuschange($msgid,'read');
my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
my %content=&unpackagemsg($message{$msgid});
$r->print('<html><head><title>EMail and Messaging</title>');
if (defined($content{'baseurl'})) {
$r->print("<base href=\"http://$ENV{'SERVER_NAME'}/$content{'baseurl'}\" />");
}
$r->print(&Apache::loncommon::studentbrowser_javascript().
'</head>'.
&Apache::loncommon::bodytag('EMail and Messages'));
$r->print('<b>Subject:</b> '.$content{'subject'}.
'<br><b>From:</b> '.
&Apache::loncommon::aboutmewrapper(
&Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),
$content{'sendername'},$content{'senderdomain'}).' ('.
$content{'sendername'}.' at '.
$content{'senderdomain'}.') '.
'<br><b>Time:</b> '.$content{'time'}.'<p>'.
'<table border=2><tr bgcolor="#FFFFAA"><td>Functions:</td>'.
'<td><a href="/adm/email?replyto='.&Apache::lonnet::escape($msgid).
'"><b>Reply</b></a></td>'.
'<td><a href="/adm/email?forward='.&Apache::lonnet::escape($msgid).
'"><b>Forward</b></a></td>'.
'<td><a href="/adm/email?markunread='.&Apache::lonnet::escape($msgid).
'"><b>Mark Unread</b></a></td>'.
'<td><a href="/adm/email?markdel='.&Apache::lonnet::escape($msgid).
'"><b>Delete</b></a></td>'.
'<td><a href="/adm/email"><b>Display all Messages</b></a></td>'.
'</tr></table><p><pre>'.
&Apache::lontexconvert::msgtexconverted($content{'message'}).
'</pre><hr>'.$content{'citation'});
} elsif ($ENV{'form.replyto'}) {
&comprep($r,$ENV{'form.replyto'});
} elsif ($ENV{'form.sendreply'}) {
my $msgid=$ENV{'form.sendreply'};
my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
my %content=&unpackagemsg($message{$msgid},1);
&statuschange($msgid,'replied');
if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
(&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
$r->print('Sending critical: '.
&user_crit_msg($content{'sendername'},
$content{'senderdomain'},
&Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
&Apache::lonfeedback::clear_out_html($ENV{'form.message'}),
$ENV{'form.sendbck'}));
} else {
$r->print('Sending: '.&user_normal_msg($content{'sendername'},
$content{'senderdomain'},
&Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
&Apache::lonfeedback::clear_out_html($ENV{'form.message'})));
}
if ($ENV{'form.displayedcrit'}) {
&discrit($r);
} else {
&disall($r);
}
} elsif ($ENV{'form.confirm'}) {
foreach (keys %ENV) {
if ($_=~/^form\.rec\_(.*)$/) {
$r->print('<b>Confirming Receipt:</b> '.
&user_crit_received($1).'<br>');
}
if ($_=~/^form\.reprec\_(.*)$/) {
my $msgid=$1;
$r->print('<b>Confirming Receipt:</b> '.
&user_crit_received($msgid).'<br>');
&comprep($r,$msgid);
}
}
&discrit($r);
} elsif ($ENV{'form.critical'}) {
&discrit($r);
} elsif ($ENV{'form.forward'}) {
&compout($r,$ENV{'form.forward'});
} elsif ($ENV{'form.markread'}) {
} elsif ($ENV{'form.markdel'}) {
&statuschange($ENV{'form.markdel'},'deleted');
&disall($r);
} elsif ($ENV{'form.markeddel'}) {
my $total=0;
foreach (keys %ENV) {
if ($_=~/^form\.delmark_(.*)$/) {
&statuschange(&Apache::lonnet::unescape($1),'deleted');
$total++;
}
}
$r->print('Deleted '.$total.' message(s)<p>');
&disall($r);
} elsif ($ENV{'form.markunread'}) {
&statuschange($ENV{'form.markunread'},'new');
&disall($r);
} elsif ($ENV{'form.compose'}) {
&compout($r,'',$ENV{'form.compose'});
} elsif ($ENV{'form.recordftf'}) {
&facetoface($r,$ENV{'form.recordftf'});
} elsif ($ENV{'form.sendmail'}) {
my %content=();
undef %content;
if ($ENV{'form.forwid'}) {
my $msgid=$ENV{'form.forwid'};
my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
%content=&unpackagemsg($message{$msgid},1);
&statuschange($msgid,'forwarded');
$ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
$content{'message'};
}
my %toaddr=();
undef %toaddr;
if ($ENV{'form.sendmode'} eq 'group') {
foreach (keys %ENV) {
if ($_=~/^form\.send\_to\_\&\&\&[^\&]*\&\&\&\_(.+)$/) {
$toaddr{$1}='';
}
}
} elsif ($ENV{'form.sendmode'} eq 'upload') {
foreach (split(/[\n\r\f]+/,$ENV{'form.upfile'})) {
my ($rec,$txt)=split(/\s*\:\s*/,$_);
if ($txt) {
$rec=~s/\@/\:/;
$toaddr{$rec}.=$txt."\n";
}
}
} else {
$toaddr{$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}}='';
}
if ($ENV{'form.additionalrec'}) {
foreach (split(/\,/,$ENV{'form.additionalrec'})) {
my ($auname,$audom)=split(/\@/,$_);
$toaddr{$auname.':'.$audom}='';
}
}
foreach (keys %toaddr) {
my ($recuname,$recdomain)=split(/\:/,$_);
my $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
if ($toaddr{$_}) { $msgtxt.='<hr>'.$toaddr{$_}; }
if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
(&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
$r->print('Sending critical: '.
&user_crit_msg($recuname,$recdomain,
&Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
$msgtxt,
$ENV{'form.sendbck'}));
} else {
$r->print('Sending: '.&user_normal_msg($recuname,$recdomain,
&Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
$msgtxt,
$content{'citation'}));
}
$r->print('<br>');
}
if ($ENV{'form.displayedcrit'}) {
&discrit($r);
} else {
&disall($r);
}
} else {
&disall($r);
}
$r->print('</body></html>');
return OK;
}
# ================================================= Main program, reset counter
BEGIN {
$msgcount=0;
}
1;
__END__
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