--- loncom/interface/lonmsg.pm	2000/10/20 10:59:02	1.2
+++ loncom/interface/lonmsg.pm	2001/02/06 16:51:24	1.6
@@ -10,7 +10,8 @@
 #
 # 10/05 Gerd Kortemeyer)
 #
-# 10/19,10/20 Gerd Kortemeyer
+# 10/19,10/20,10/30,
+# 02/06/01 Gerd Kortemeyer
 
 package Apache::lonmsg;
 
@@ -18,19 +19,24 @@ use strict;
 use Apache::lonnet();
 use vars qw($msgcount);
 use HTML::TokeParser;
+use Apache::Constants qw(:common);
 
 # ===================================================================== Package
 
-sub package {
-    var ($subject,$message)=@_;
+sub packagemsg {
+    my ($subject,$message)=@_;
     $message=~s/\</\&lt\;/g;
     $message=~s/\>/\&gt\;/g;
     $subject=~s/\</\&lt\;/g;
     $subject=~s/\>/\&gt\;/g;
     my $now=time;
     $msgcount++;
-    $msgid=$now.'_'.$ENV{'user.name'}.'_'.
-           $ENV{'user.domain'}.'_'.$msgcount.'_'.$$;
+    my $partsubj=$subject;
+    $partsubj=&Apache::lonnet::escape($partsubj);
+    $partsubj=substr($partsubj,0,50);
+    my $msgid=&Apache::lonnet::escape(
+           $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
+           $ENV{'user.domain'}.':'.$msgcount.':'.$$);
     return $msgid,
            '<sendername>'.$ENV{'user.name'}.'</sendername>'.
            '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
@@ -53,7 +59,7 @@ sub package {
 
 # ================================================== Unpack message into a hash
 
-sub unpackage {
+sub unpackagemsg {
     my $message=shift;
     my %content=();
     my $parser=HTML::TokeParser->new(\$message);
@@ -68,6 +74,19 @@ sub unpackage {
     return %content;
 }
 
+# ======================================================= Get info out of msgid
+
+sub unpackmsgid {
+    my $msgid=shift;
+    my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
+                     &Apache::lonnet::unescape(
+                          &Apache::lonnet::unescape($_)));
+    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});
+} 
+
 # =============================== Automated message to the author of a resource
 
 sub author_res_msg {
@@ -79,9 +98,11 @@ sub author_res_msg {
     if ($homeserver ne 'no_host') {
        my $id=unpack("%32C*",$message);
        my $msgid;
-       ($msgid,$message)=package($filename,$message);
-       return &Apache::lonnet::put(
-                              'nohist_res_msgs',$filename.'_'.$id => $message);
+       ($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';
 }
@@ -97,18 +118,21 @@ sub user_crit_msg {
     my $homeserver=&Apache::lonnet::homeserver($user,$domain);
     if ($homeserver ne 'no_host') {
        my $msgid;
-       ($msgid,$message)=package($filename,$message);
-       $status=&Apache::lonnet::cput('critical',$msgid => $message);
+       ($msgid,$message)=&packagemsg($subject,$message);
+       $status=&Apache::lonnet::critical(
+           'put:'.$domain.':'.$user.':critical:'.
+           &Apache::lonnet::escape($msgid).'='.
+           &Apache::lonnet::escape($message),$homeserver);
     } else {
        $status='no_host';
     }
     &Apache::lonnet::logthis(
-      '<font color=yellow>INFO: Sending critical email '.$msgid.
+      '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: '
-      .$status).'</font>');
+      .$status));
     return $status;
 }
 
@@ -116,7 +140,22 @@ sub user_crit_msg {
 
 sub user_crit_received {
     my $message=shift;
-
+    my %contents=&unpackagemsg($message);
+    my $status='rec: '.
+     &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
+                     'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
+                     'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
+                     ' acknowledged receipt of message "'.
+                     $contents{'subject'}.'" dated '.$contents{'time'}.".\n\n"
+                     .'Message ID: '.$contents{'msgid'});
+    $status.=' trans: '.
+     &Apache::lonnet::put('nohist_email',$contents{'msgid'} => $message);
+    $status.=' del: '.
+     &Apache::lonnet::del('critical',$contents{'msgid'});
+    &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
+                         $ENV{'user.home'},'Received critical message '.
+                         $contents{'msgid'}.
+                         ', '.$status);
 }
 
 # ======================================================== Normal communication
@@ -130,8 +169,11 @@ sub user_normal_msg {
     my $homeserver=&Apache::lonnet::homeserver($user,$domain);
     if ($homeserver ne 'no_host') {
        my $msgid;
-       ($msgid,$message)=package($filename,$message);
-       $status=&Apache::lonnet::cput('nohist_email',$msgid => $message);
+       ($msgid,$message)=&packagemsg($subject,$message);
+       $status=&Apache::lonnet::critical(
+           'put:'.$domain.':'.$user.':nohist_email:'.
+           &Apache::lonnet::escape($msgid).'='.
+           &Apache::lonnet::escape($message),$homeserver);
     } else {
        $status='no_host';
     }
@@ -141,6 +183,72 @@ sub user_normal_msg {
     return $status;
 }
 
+# ===================================================================== Handler
+
+sub handler {
+    my $r=shift;
+
+# ----------------------------------------------------------- Set document type
+
+  $r->content_type('text/html');
+  $r->send_http_header;
+
+  return OK if $r->header_only;
+
+# --------------------------- Get query string for limited number of parameters
+
+    map {
+       my ($name, $value) = split(/=/,$_);
+       $value =~ tr/+/ /;
+       $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
+       if (($name eq 'display') || ($name eq 'replyto') || 
+           ($name eq 'forward') || ($name eq 'mark')) {
+           unless ($ENV{'form.'.$name}) {
+              $ENV{'form.'.$name}=$value;
+	   }
+       }
+    } (split(/&/,$ENV{'QUERY_STRING'}));
+
+# --------------------------------------------------------------- Render Output
+  
+  $r->print('<html><head><title>EMail and Messaging</title></head>');
+  $r->print('<body bgcolor="#FFFFFF">');
+  $r->print('<h1>EMail</h1>');
+  if ($ENV{'form.display'}) {
+  } elsif ($ENV{'form.replyto'}) {
+  } elsif ($ENV{'form.forward'}) {
+  } elsif ($ENV{'form.mark'}) {
+  } else {
+    $r->print('<table border=2><tr><th>&nbsp</th><th>Date</th>'.
+     '<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
+    map {
+        my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
+	    &Apache::lonmsg::unpackmsgid($_);
+        if ($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="#BBBB99">');
+	} else {
+	    $r->print('<tr bgcolor="#99BBBB">');
+        }
+        $r->print('<td><a href="/adm/email?display='.$_.
+                  '">Open</a></td><td>'.localtime($sendtime).'</td><td>'.
+                  $fromname.'</td><td>'.$fromdomain.'</td><td>'.
+		      &Apache::lonnet::unescape($shortsubj).'</td><td>'.
+                      $status.'</td></tr>');
+    } sort split(/\&/,&Apache::lonnet::reply('keys:'.
+					$ENV{'user.domain'}.':'.
+                                        $ENV{'user.name'}.':nohist_email',
+                                        $ENV{'user.home'}));
+    $r->print('</table></body></html>');
+
+  }
+  $r->print('</body></html>');
+  return OK;
+
+}
 # ================================================= Main program, reset counter
 
 sub BEGIN {