--- loncom/interface/lonmsg.pm	2004/11/15 21:37:44	1.119
+++ loncom/interface/lonmsg.pm	2005/01/04 15:36:38	1.129
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines for messaging
 #
-# $Id: lonmsg.pm,v 1.119 2004/11/15 21:37:44 www Exp $
+# $Id: lonmsg.pm,v 1.129 2005/01/04 15:36:38 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -527,9 +527,11 @@ sub folderlist {
                               'critical' => &mt('Critical'),
 			      'sent' => &mt('Sent Messages'),
 			      map { $_ => $_ } @allfolders)).
-			      ' '.&mt('Show').' '.
-	    &Apache::loncommon::select_form($interdis,'interdis',
-(' 10' => '10', ' 20' => '20', ' 50' => '50', '100' => '100', '200' => '200')).	
+			      ' '.&mt('Show').
+			      '<select name="interdis">'.
+			      join("\n",map { '<option value="'.$_.'"'.
+	 ($_==$interdis?' selected="selected"':'').'>'.$_.'</option>' }
+				   (10,20,50,100,200)).'</select>'.	
    '<input type="submit" value="'.&mt('View Folder').'" /><br />'.
     '<input type="hidden" name="sortedby" value="'.$ENV{'form.sortedby'}.'" />'.
 			      ($folder=~/^(new|critical)/?'</form>':'');
@@ -537,7 +539,9 @@ sub folderlist {
 
 sub scrollbuttons {
     my ($start,$maxdis,$first,$finish,$total)=@_;
+    unless ($total>0) { return ''; }
     $start++; $maxdis++;$first++;$finish++;
+    return 
    '<input type="submit" name="firstview" value="'.&mt('First').'" />'.
    '<input type="submit" name="prevview" value="'.&mt('Previous').'" />'.
    '<input type="text" size="5" name="startdis" value="'.$start.'" onChange="this.form.submit()" /> of '.$maxdis.
@@ -586,7 +590,6 @@ sub makefolder {
 
 sub movemsg {
     my ($msgid,$srcfolder,$trgfolder)=@_;
-    my $unmsgid=&Apache::lonnet::unescape($msgid);
     my $srcsuffix=&foldersuffix($srcfolder);
     my $trgsuffix=&foldersuffix($trgfolder);
 
@@ -595,16 +598,13 @@ sub movemsg {
     &Apache::lonnet::put('nohist_email'.$trgsuffix,{$msgid => $message{$msgid}});
 
 # Copy status
-    my %status=&Apache::lonnet::get('email_status'.$srcsuffix,[$unmsgid]);
-    &Apache::lonnet::put('email_status'.$trgsuffix,{$unmsgid => $status{$unmsgid}});
-# See if was deleted -> becomes "read" in trash
-    my $currentstatus=(&unpackmsgid($status{$unmsgid}),$srcfolder);
-    if ($currentstatus eq 'deleted') {
-	&statuschange($msgid,'read',$trgfolder);
+    unless ($trgfolder eq 'trash') {
+	my %status=&Apache::lonnet::get('email_status'.$srcsuffix,[$msgid]);
+	&Apache::lonnet::put('email_status'.$trgsuffix,{$msgid => $status{$msgid}});
     }
 # Delete orginals
     &Apache::lonnet::del('nohist_email'.$srcsuffix,[$msgid]);
-    &Apache::lonnet::del('email_status'.$srcsuffix,[$unmsgid]);
+    &Apache::lonnet::del('email_status'.$srcsuffix,[$msgid]);
 }
 
 # ======================================================= Display a course list
@@ -675,7 +675,7 @@ ENDDISHEADER
                       &Apache::loncoursedata::CL_FULLNAME(),
                       &Apache::loncoursedata::CL_SECTION()]);
         next if ($status ne 'Active');
-        my $key = 'send_to_&&&'.$section.'&&&'.$student;
+        my $key = 'send_to_&&&'.$section.'&&&_'.$student;
         if (! defined($fullname) || $fullname eq '') { $fullname = $sname; }
         $r->print('<tr><td><label>'.
                   qq{<input type="checkbox" name="$key">}.('&nbsp;'x2).
@@ -697,7 +697,6 @@ sub discrit {
     foreach (sort keys %what) {
         my %content=&unpackagemsg($what{$_});
         next if ($content{'senderdomain'} eq '');
-        $content{'message'}=~s/\n/\<br\>/g;
         $result.='<hr />'.&mt('From').': <b>'.
 &Apache::loncommon::aboutmewrapper(
  &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
@@ -913,6 +912,13 @@ ENDDISHEADER
     my $fsqs='&folder='.$folder;
     my @temp=sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder);
     my $totalnumber=$#temp+1;
+    unless ($totalnumber>0) {
+	$r->print('<h2>'.&mt('Empty Folder').'</h2>');
+	return;
+    }
+    unless ($interdis) {
+	$interdis=20;
+    }
     my $number=int($totalnumber/$interdis);
     if (($startdis<0) || ($startdis>$number)) { $startdis=$number; }
     my $firstdis=$interdis*$startdis;
@@ -951,7 +957,7 @@ ENDDISHEADER
     } else {
      	$r->print('<a href = "?sortedby=revstatus'.$fsqs.'">'.&mt('Status').'</th>');
     }
-    $r->print('</tr>');
+    $r->print("</tr>\n");
     for (my $n=$firstdis;$n<=$lastdis;$n++) {
 	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$origID)= @{$temp[$n]};
 	if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
@@ -971,13 +977,13 @@ ENDDISHEADER
 		      '<td>'.&Apache::lonlocal::locallocaltime($sendtime).'</td><td>'.
 		      $fromname.'</td><td>'.$fromdomain.'</td><td>'.
 		      &Apache::lonnet::unescape($shortsubj).'</td><td>'.
-                      $status.'</td></tr>');
+                      $status."</td></tr>\n");
 	} elsif ($status eq 'deleted') {
 # purge
 	    &movemsg(&Apache::lonnet::unescape($origID),$folder,'trash');
 	}
     }   
-    $r->print('</table><p>'.
+    $r->print("</table>\n<p>".
   '<a href="javascript:checkall()">'.&mt('Check All').'</a>&nbsp;'.
   '<a href="javascript:uncheckall()">'.&mt('Uncheck All').'</a></p>'.
   '<input type="hidden" name="sortedby" value="'.$ENV{'form.sortedby'}.'" />');
@@ -992,7 +998,8 @@ ENDDISHEADER
 	&Apache::loncommon::select_form('','movetofolder',
 			     ( map { $_ => $_ } @allfolders))
 	      );
-    $r->print('<input type="hidden" name="folder" value="'.$folder.'" /></form>');
+    my $postedstartdis=$startdis+1;
+    $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$ENV{'form.interdis'}.'" /></form>');
     if ($numblocked > 0) {
         my $beginblock = &Apache::lonlocal::locallocaltime($startblock);
         my $finishblock = &Apache::lonlocal::locallocaltime($endblock);
@@ -1006,6 +1013,7 @@ ENDDISHEADER
 
 sub compout {
     my ($r,$forwarding,$replying,$broadcast,$replycrit,$folder)=@_;
+    my $suffix=&foldersuffix($folder);
 
     if ($broadcast eq 'individual') {
 	&printheader($r,'/adm/email?compose=individual',
@@ -1057,7 +1065,7 @@ sub compout {
     my %content;
     my $defdom=$ENV{'user.domain'};
     if ($forwarding) {
-	%message=&Apache::lonnet::get('nohist_email',[$forwarding]);
+	%message=&Apache::lonnet::get('nohist_email'.$suffix,[$forwarding]);
 	%content=&unpackagemsg($message{$forwarding},$folder);
 	$dispcrit.='<input type="hidden" name="forwid" value="'.
 	    $forwarding.'" />';
@@ -1071,7 +1079,7 @@ sub compout {
 	}
     }
     if ($replying) {
-	%message=&Apache::lonnet::get('nohist_email',[$replying]);
+	%message=&Apache::lonnet::get('nohist_email'.$suffix,[$replying]);
 	%content=&unpackagemsg($message{$replying},$folder);
 	$dispcrit.='<input type="hidden" name="replyid" value="'.
 	    $replying.'" />';
@@ -1085,7 +1093,10 @@ sub compout {
 	if ($content{'baseurl'}) {
 	    $disbase='<input type="hidden" name="baseurl" value="'.&Apache::lonnet::escape($content{'baseurl'}).'" />';
 	    if ($ENV{'user.adv'}) {
-		$disbase='<input type="checkbox" name="storebasecomment" />'.&mt('Store message for re-use').'<br />';
+		$disbase.='<input type="checkbox" name="storebasecomment" />'.&mt('Store message for re-use').
+		    ' <a href="/adm/email?showcommentbaseurl='.
+		    &Apache::lonnet::escape($content{'baseurl'}).'" target="comments">'.
+		    &mt('Show re-usable messages').'</a><br />';
 	    }
 	}
     }
@@ -1727,9 +1738,8 @@ sub displaymessage {
 	      '"><b>'.&mt('Mark Unread').'</b></a></td>'.
 	      '<td><a href="/adm/email?markdel='.&Apache::lonnet::escape($msgid).$sqs.
 	      '"><b>Delete</b></a></td>'.
-	      '<td><a href="/adm/email?sortedby='.$ENV{'form.sortedby'}.
-	      '&folder='.&Apache::lonnet::escape($folder).
-	      '"><b>'.&mt('Display all Messages').'</b></a></td>');
+	      '<td><a href="/adm/email?'.$sqs.
+	      '"><b>'.&mt('Back to Folder Display').'</b></a></td>');
     if ($counter > 0){
 	$r->print('<td><a href="/adm/email?display='.$messages[$counter-1]->[5].$sqs.
 		  '"><b>'.&mt('Previous').'</b></a></td>');
@@ -1821,10 +1831,45 @@ sub printheader {
     &header($r,$title,$baseurl);
 }
 
+# ------------------------------------------------------------ Store the comment
+
+sub storecomment {
+    my ($r)=@_;
+    my $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
+    my $cleanmsgtxt='';
+    foreach (split(/[\n\r]/,$msgtxt)) {
+	unless ($_=~/^\s*(\>|\&gt\;)/) {
+	    $cleanmsgtxt.=$_."\n";
+	}
+    }
+    my $key=&Apache::lonnet::escape($ENV{'form.baseurl'}).'___'.time;
+    &Apache::lonnet::put('nohist_stored_comments',{ $key => $cleanmsgtxt });
+}
+
+sub storedcommentlisting {
+    my ($r)=@_;
+    my %msgs=&Apache::lonnet::dump('nohist_stored_comments',undef,undef,
+       '^'.&Apache::lonnet::escape(&Apache::lonnet::escape($ENV{'form.showcommentbaseurl'})));
+    $r->print('<html><body>');
+    if ((keys %msgs)[0]=~/^error\:/) {
+	$r->print(&mt('No stored comments yet.'));
+    } else {
+	my $found=0;
+	foreach (sort keys %msgs) {
+	    $r->print("\n".$msgs{$_}."<hr />");
+	    $found=1;
+	}
+	unless ($found) {
+	    $r->print(&mt('No stored comments yet for this resource.'));
+	}
+    }
+}
+
 # ---------------------------------------------------------------- Send an email
 
 sub sendoffmail {
-    my ($r)=@_;
+    my ($r,$folder)=@_;
+    my $suffix=&foldersuffix($folder);
     my $sendstatus='';
     if ($ENV{'form.send'}) {
 	&printheader($r,'','Messages being sent.');
@@ -1833,17 +1878,17 @@ sub sendoffmail {
 	undef %content;
 	if ($ENV{'form.forwid'}) {
 	    my $msgid=$ENV{'form.forwid'};
-	    my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
+	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 	    %content=&unpackagemsg($message{$msgid},1);
-	    &statuschange($msgid,'forwarded');
+	    &statuschange($msgid,'forwarded',$folder);
 	    $ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
 		$content{'message'};
 	}
 	if ($ENV{'form.replyid'}) {
 	    my $msgid=$ENV{'form.replyid'};
-	    my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
+	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 	    %content=&unpackagemsg($message{$msgid},1);
-	    &statuschange($msgid,'replied');
+	    &statuschange($msgid,'replied',$folder);
 	}
 	my %toaddr=();
 	undef %toaddr;
@@ -1873,7 +1918,13 @@ sub sendoffmail {
 	
 	foreach (keys %toaddr) {
 	    my ($recuname,$recdomain)=split(/\:/,$_);
-	    my $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
+            my $msgtxt;
+            if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
+                (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
+                $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'},1);
+            } else {  
+	        $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
+            }
 	    if ($toaddr{$_}) { $msgtxt.='<hr />'.$toaddr{$_}; }
 	    my $thismsg;    
 	    if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) && 
@@ -1934,10 +1985,9 @@ sub handler {
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
         ['display','replyto','forward','markread','markdel','markunread',
          'sendreply','compose','sendmail','critical','recname','recdom',
-         'recordftf','sortedby','block','folder','startdis','interdis']);
-    $sqs='&sortedby='.$ENV{'form.sortedby'}.
-	 '&startdis='.$ENV{'form.startdis'}.
-	 '&interdis='.$ENV{'form.interdis'};
+         'recordftf','sortedby','block','folder','startdis','interdis',
+	 'showcommentbaseurl']);
+    $sqs='&sortedby='.$ENV{'form.sortedby'};
 
 # ------------------------------------------------------ They checked for email
     unless ($ENV{'form.block'}) {
@@ -1958,7 +2008,7 @@ sub handler {
     unless ($folder) { 
 	$folder=''; 
     } else {
-	$sqs='&folder='.&Apache::lonnet::escape($folder);
+	$sqs.='&folder='.&Apache::lonnet::escape($folder);
     }
 
 # --------------------------------------------------------------------- Display
@@ -1966,8 +2016,11 @@ sub handler {
     $startdis=$ENV{'form.startdis'};
     $startdis--;
     unless ($startdis) { $startdis=0; }
+
     $interdis=$ENV{'form.interdis'};
     unless ($interdis) { $interdis=20; }
+    $sqs.='&interdis='.$interdis;
+
     if ($ENV{'form.firstview'}) {
 	$startdis=0;
     }
@@ -1980,7 +2033,8 @@ sub handler {
     if ($ENV{'form.nextview'}) {
 	$startdis++;
     }
-
+    my $postedstartdis=$startdis+1;
+    $sqs.='&startdis='.$postedstartdis;
 
 # --------------------------------------------------------------- Render Output
 
@@ -2007,10 +2061,11 @@ sub handler {
 	&printheader($r,'','Displaying Critical Messages');
 	&discrit($r);
     } elsif ($ENV{'form.forward'}) {
-	&compout($r,$ENV{'form.forward'});
+	&compout($r,$ENV{'form.forward'},undef,undef,undef,$folder);
     } elsif ($ENV{'form.markdel'}) {
 	&printheader($r,'','Deleted Message');
 	&statuschange($ENV{'form.markdel'},'deleted',$folder);
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$folder);
     } elsif ($ENV{'form.markedmove'}) {
 	my $total=0;
@@ -2023,6 +2078,7 @@ sub handler {
 	}
 	&printheader($r,'','Moved Messages');
 	$r->print('Moved '.$total.' message(s)<p>');
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$folder);
     } elsif ($ENV{'form.markeddel'}) {
 	my $total=0;
@@ -2034,10 +2090,12 @@ sub handler {
 	}
 	&printheader($r,'','Deleted Messages');
 	$r->print('Deleted '.$total.' message(s)<p>');
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$folder);
     } elsif ($ENV{'form.markunread'}) {
 	&printheader($r,'','Marked Message as Unread');
 	&statuschange($ENV{'form.markunread'},'new');
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$folder);
     } elsif ($ENV{'form.compose'}) {
 	&compout($r,'','',$ENV{'form.compose'});
@@ -2046,13 +2104,21 @@ sub handler {
     } elsif ($ENV{'form.block'}) {
         &examblock($r,$ENV{'form.block'});
     } elsif ($ENV{'form.sendmail'}) {
-	&sendoffmail($r);
+	&sendoffmail($r,$folder);
+	if ($ENV{'form.storebasecomment'}) {
+	    &storecomment($r);
+	}
+	&disall($r,$folder);
     } elsif ($ENV{'form.newfolder'}) {
 	&printheader($r,'','New Folder');
 	&makefolder($ENV{'form.newfolder'});
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$ENV{'form.newfolder'});
+    } elsif ($ENV{'form.showcommentbaseurl'}) {
+	&storedcommentlisting($r);
     } else {
 	&printheader($r,'','Display All Messages');
+	&Apache::loncommunicate::menu($r);
 	&disall($r,$folder);
     }
     $r->print('</body></html>');