#
# $Id: lonwhatsnew.pm,v 1.4 2005/04/07 04:22:03 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/
#
package Apache::lonwhatsnew;
use strict;
use lib qw(/home/httpd/lib/perl);
use Apache::lonnet;
use Apache::loncommon();
use Apache::lonhtmlcommon();
use Apache::lonlocal;
use Apache::loncoursedata();
use Apache::lonnavmaps();
use Apache::Constants qw(:common :http);
use Time::Local;
#----------------------------
# handler
#
#----------------------------
sub handler {
my $r = shift;
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['command']);
my $command = $ENV{'form.command'};
if ($command eq '') {
$command = "info";
}
$r->print(&display_header());
if (! (($ENV{'request.course.fn'}) && (&Apache::lonnet::allowed('vsa',$ENV{'request.course.id'})))) {
# Not in a course, or not allowed to modify parms
$ENV{'user.error.msg'}="/adm/whatsnew:vsa:0:0:Cannot display student activity";
return HTTP_NOT_ACCEPTABLE;
}
&display_main_box($r,$command);
}
#------------------------------
# display_main_box
#
# Display all the elements within the main box
#------------------------------
sub display_main_box {
my ($r,$command) = @_;
my $domain=&Apache::loncommon::determinedomain();
my $tabbg=&Apache::loncommon::designparm('coordinator.tabbg',$domain);
$r->print(<<END_OF_BLOCK);
<br />
<br />
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td width="100%" bgcolor="#000000">
<table width="100%" border="0" cellpadding="1" cellspacing="0">
<tr>
<td width="100%" bgcolor="#000000">
<table width="100%" border="0" cellpadding="0" cellspacing="1" bgcolor="#ffffff">
<tr>
<td colspan="2" width="100%" bgcolor="$tabbg">
<table width="100%" border="0" cellpadding="5" cellspacing="0">
<tr>
<td width="100%">
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td>
<font face="arial,verdana" size="3"><b>Course Action Items</b></font></td>
</td>
<td align="right">
</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
<tr>
<td width="100" valign="top" bgcolor="#dddddd" height="100%">
<table width="100" border="0" cellpadding="0" cellspacing="0" height="100%">
<tr>
<td valign="top" height="100%">
END_OF_BLOCK
&display_nav_box($r,$command);
$r->print('</td></tr></table></td>');
$r->print('<td width="100%" bgcolor="#ffffff"><table width="100%" border="0" cellpadding="5" cellspacing="0"><tr><td width="100%">');
if ($command eq 'config') {
&display_config_box($r);
} else {
&display_actions_box($r);
}
$r->print(<<END_OF_BLOCK);
</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table><br />
</body>
</html>
END_OF_BLOCK
}
#------------------------------
# display_nav_box
#
# Display the navigation box
#------------------------------
sub display_nav_box {
my ($r,$command) = @_;
$r->print('<table width="100" border="0" cellpadding="3" cellspacing="0">'."\n");
if ($command eq "info") {
$r->print('<tr><td bgcolor="#ffffff">');
$r->print('<small><b>Action Items</b></small><br />');
$r->print('</td></tr>');
} else {
$r->print('<tr><td>');
$r->print('<small><a href="/adm/whatsnew?command=info">Current Action Items</a></small><br />');
$r->print('</td></tr>');
}
$r->print('<tr><td> </td></tr>');
if ($command eq "config") {
$r->print('<tr><td bgcolor="#ffffff">');
$r->print('<small><b>Display options</b></small><br />');
$r->print('</td></tr>');
} else {
$r->print('<tr><td>');
$r->print('<small><a href="/adm/whatsnew?command=config">Display options</a></small><br />');
$r->print('</td></tr>');
}
$r->print('</table>');
}
#-------------------------------
# display_header
#
# Display the header information and set
# up the HTML
#-------------------------------
sub display_header{
my $html=&Apache::lonxml::xmlbegin();
my $bodytag=&Apache::loncommon::bodytag('Course Action Items');
return(<<ENDHEAD);
$html
<head>
<title>Course Action Items</title>
</head>
$bodytag
ENDHEAD
}
#-------------------------------
# display_actions_box
#
# Display the action items
#
#-------------------------------
sub display_actions_box() {
my $r = shift;
my $rowColor1 = "#ffffff";
my $rowColor2 = "#eeeeee";
my $rowColor;
my %unread = ();
my %ungraded = ();
my %bombed = ();
my @newmsgs = ();
my @critmsgs = ();
my @newdiscussions = ();
my @tograde = ();
my @bombs = ();
my $domain=&Apache::loncommon::determinedomain();
my $function;
if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
$function='coordinator';
}
if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
$function='admin';
}
my $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
my $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
&getitems(\%unread,\%ungraded,\%bombed,\@newdiscussions,\@tograde,\@bombs);
my ($msgcount,$critmsgcount) = &getmail(\@newmsgs,\@critmsgs);
unless ($ENV{'request.course.id'}) {
$r->print('<br /><b><center>You are accessing an invalid course</center></b><br /><br />');
return;
}
$r->print('<b>Course Action Items</b><br /><hr width="100%" /><table border="0" width="100%" cellpadding="2" cellspacing="4" bgcolor="#ffffff"><tr><td align="left" valign="top" width="45%">');
## UNREAD COURSE DISCUSSION POSTS ##
$r->print(<<"END");
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
<tr><td>
<table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
<tr>
<td bgcolor="$tabbg"><b>Unread course discussion posts:</b></td>
</tr>
<tr>
<td bgcolor="#ffffff">
<table cellpadding="2" cellspacing="0" border="0" width="100%">
END
if (@newdiscussions > 0) {
# @newdiscussions = sort { &cmp_title($a,$b) } @newdiscussions;
my $rowNum = 0;
foreach my $ressymb (@newdiscussions) {
my $forum_title = $unread{$ressymb}{'title'};
my $feedurl=&Apache::lonfeedback::get_feedurl($ressymb);
my $unreadnum = keys(%{$unread{$ressymb}});
$unreadnum = $unreadnum - 2;
if ($unreadnum > 0) {
if ($rowNum %2 == 1) {
$rowColor = $rowColor1;
} else {
$rowColor = $rowColor2;
}
$r->print('<tr><td bgcolor="'.$rowColor.'"><small><a href="'.$feedurl.'?symb='.$unread{$ressymb}{symb}.'">'.$forum_title.':</a> </td><td bgcolor="'.$rowColor.'" align="right">'.$unreadnum.' </td></tr>');
$rowNum ++;
}
}
} else {
$r->print('<tr><td bgcolor="#ffffff"><br><center> <i><b><small>No unread posts in course discussions</small></b></i><br><br></td></tr>');
}
$r->print('</table></td></tr></table></td></tr></table><br />');
## UNGRADED ITEMS ##
$r->print(<<END);
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
<tr><td>
<table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
<tr>
<td bgcolor="$tabbg"><b>Problems requiring handgrading:</b></td></tr>
<tr>
<td bgcolor="#ffffff">
<table cellpadding="2" cellspacing="0" border="0" width="100%">
END
if (@tograde > 0) {
$r->print('<tr><th bgcolor="#cccccc">Problem Name</th><th>Number ungraded</th></tr>');
my $rowNum = 0;
foreach my $res (@tograde) {
if ($rowNum %2 == 1) {
$rowColor = $rowColor1;
} else {
$rowColor = $rowColor2;
}
$r->print('<tr bgcolor="'.$rowColor.'"><td>'.$ungraded{$res}{title}.'</td><td>'.$ungraded{$res}{count}.'</td></tr>');
$rowNum ++;
}
} else {
$r->print('<tr><td bgcolor="#ffffff"><br><center><i><b><small> No problems require handgrading </small><br><br></b></i></td></tr>');
}
$r->print('</table></td></tr></table></td></tr></table><br />');
$r->print('</td><td width="5%"> </td><td align="left" valign="top" width-"50%">');
## MESSAGES ##
$r->print(<<END);
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
<tr>
<td>
<table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
<tr>
<td bgcolor="$tabbg"><b>New course messages</b></td>
</tr>
<tr>
<td bgcolor="#ffffff">
<table width="100%" cellspacing="0" cellpadding="0" border="0">
END
if ($msgcount > 0) {
my $rowNum = 0;
my $mailcount = 1;
foreach my $msg (@newmsgs) {
if ($rowNum %2 == 1) {
$rowColor = $rowColor1;
} else {
$rowColor = $rowColor2;
}
$r->print('<tr><td bgcolor="'.$rowColor.'" valign="top"><small>'.$mailcount.'. <small></td><td valign="top"><small><a href="/adm/mail?">'.$msg->{'shortsub'}.'</a> </small></td><td valign="top"><small> '.$msg->{'from'}.'@'.$msg->{'fromdom'}.' </small></td><td valign="top"><small>'.$msg->{'sendtime'}.'</small></td></tr>');
$rowNum ++;
$mailcount ++;
}
} else {
$r->print('<tr><td bgcolor="#ffffff" width="100%"><center><br /><b><i><small>No new course messages</small></i></b><br /><br /></center></td></tr>');
}
$r->print('</table></td></tr></table></td></tr></table><br />');
$r->print(<<END);
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
<tr>
<td>
<table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
<tr>
<td bgcolor="$tabbg"><b>New critical messages in course</b></td>
</tr>
<tr> <td bgcolor="#ffffff">
<table width="100%" cellspacing="0" cellpadding="0" border="0">
END
if ($critmsgcount > 0) {
my $rowNum = 0;
my $mailcount = 1;
foreach my $msg (@critmsgs) {
if ($rowNum %2 == 1) {
$rowColor = $rowColor1;
} else {
$rowColor = $rowColor2;
}
$r->print('<tr><td bgcolor="'.$rowColor.'" valign="top"><small>'.$mailcount.'. <small></td><td valign="top"><small><a href="/adm/mail?">'.$msg->{'shortsub'}.'</a> </small></td><td valign="top"><small> '.$msg->{'from'}.'@'.$msg->{'fromdom'}.' </small></td><td valign="top"><small>'.$msg->{'sendtime'}.'</small></td></tr>');
$rowNum ++;
$mailcount ++;
}
} else {
$r->print('<tr><td bgcolor="#ffffff" width="100%"><center><br /><b><i><small>No unread critical messages in course</small></i></b><br /><br /></center></td></tr>');
}
$r->print('</table></td></tr></table></td></tr></table><br />');
## BOMBS ##
$r->print(<<END);
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
<tr>
<td>
<table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
<tr>
<td bgcolor="$tabbg"><b>Problems with errors</b></td>
</tr>
<tr>
<td bgcolor="#ffffff">
<table width="100%" cellspacing="0" cellpadding="0" border="0">
END
my $bombnum = 0;
if (@bombs > 0) {
# @bombs = sort { &cmp_title($a,$b) } @bombs;
foreach my $bomb (@bombs) {
if ($bombnum %2 == 1) {
$rowColor = $rowColor1;
} else {
$rowColor = $rowColor2;
}
$r->print('<tr bgcolor="'.$rowColor.'"><td>'.$bombed{$bomb}{errorlink}.'</td></tr>');
$bombnum ++;
}
} else {
$r->print('<tr><td bgcolor="#ffffff"><br /><center><b><i><small>No problems with errors</small></i></b></center><br /></td></tr>');
}
$r->print('</table></td></tr></td></tr></table>');
$r->print('
</table>
</td>
</tr>
</table>');
$r->print('</td></tr></table>');
}
sub getitems {
my ($unread,$ungraded,$bombed,$newdiscussions,$tograde,$bombs) = @_;
my $navmap = Apache::lonnavmaps::navmap->new();
my @allres=$navmap->retrieveResources();
my %discussiontime = &Apache::lonnet::dump('discussiontimes',
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
my %lastread = &Apache::lonnet::dump('nohist_'.$ENV{'request.course.id'}.'_discuss',$ENV{'user.domain'},$ENV{'user.name'},'lastread');
my %lastreadtime = ();
my @discussions = ();
my ($classlist,$keylist) = &Apache::loncoursedata::get_classlist();
foreach my $key (keys(%lastread)) {
my $newkey = $key;
$newkey =~ s/_lastread$//;
$lastreadtime{$newkey} = $lastread{$key};
}
foreach my $resource (@allres) {
my $result = '';
my $applies = 0;
my $symb = $resource->symb();
%{$$bombed{$symb}} = ();
%{$$ungraded{$symb}} = ();
my $title = $resource->compTitle();
my $ressymb = $symb;
if ($ressymb =~ m-(___adm/\w+/\w+)/(\d+)/bulletinboard$-) {
$ressymb = &Apache::lonfeedback::wrap_symb('bulletin___'.$2.$1.'/'.
$2.'/bulletinboard');
}
# Check for unread discussion postings
if (defined($discussiontime{$ressymb})) {
push(@discussions,$ressymb);
my $prevread = 0;
my $unreadcount = 0;
%{$$unread{$ressymb}} = ();
$$unread{$ressymb}{'title'} = $title;
$$unread{$ressymb}{'symb'} = $symb;
if (defined($lastreadtime{$ressymb})) {
$prevread = $lastreadtime{$ressymb};
}
my %contrib = &Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
if ($contrib{'version'}) {
for (my $id=1;$id<=$contrib{'version'};$id++) {
unless (($contrib{'hidden'}=~/\.$id\./) || ($contrib{'deleted'}=~/\.$id\./)) {
if ($prevread <$contrib{$id.':timestamp'}) {
$$unread{$ressymb}{$unreadcount} = $id.': '.$contrib{$id.':subject'};
$unreadcount ++;
push(@{$newdiscussions}, $ressymb);
}
}
}
}
}
# Check for ungraded problems
if ($resource->is_problem()) {
my $ctr = 0;
my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($url,$symb);
foreach my $student (keys(%$classlist)) {
my ($uname,$udom) = split(/:/,$student);
my %status=&Apache::grades::student_gradeStatus($url,$symb,$udom,$uname,$partlist);
my $submitted = 0;
my $graded = 0;
foreach (keys(%status)) {
$submitted = 1 if ($status{$_} ne 'nothing');
$graded = 1 if ($status{$_} !~ /^correct/);
my ($foo,$partid,$foo1) = split(/\./,$_);
if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
$submitted = 0;
}
}
next if (!$submitted || !$graded);
$ctr ++;
}
if ($ctr) {
$$ungraded{$symb}{count} = $ctr;
$$ungraded{$symb}{title} = $title;
push(@{$tograde}, $symb);
}
}
# Check for bombs
if ($resource->getErrors()) {
my $errors = $resource->getErrors();
my @bombs = split(/,/, $errors);
my $errorcount = scalar(@bombs);
my $errorlink = '<a href="/adm/email?display='.
&Apache::lonnet::escape($$bombs[0]).'">';
$$bombed{$symb}{errorcount} = $errorcount;
$$bombed{$symb}{errorlink} = $errorlink;
push(@{$bombs}, $symb);
}
}
# Compile maxtries and degree of difficulty.
}
sub getmail {
my ($newmsgs,$critmsgs) = @_;
# Check for unread mail in course
my $msgcount = 0;
my @messages = &Apache::lonnet::getkeys('nohist_email');
foreach my $message (@messages) {
my $msgid=&Apache::lonnet::escape($message);
my ($sendtime,$shortsubj,$fromname,$fromdom,$fromcid,$status)=
&Apache::lonmsg::unpackmsgid($msgid);
if ($fromcid eq $ENV{'request.course.id'}) {
if (defined($sendtime) && $sendtime!~/error/) {
my $numsendtime = $sendtime;
$sendtime = &Apache::lonlocal::locallocaltime($sendtime);
if ($status eq 'new') {
$$msgcount ++;
push(@{$newmsgs}, {
msgid => $msgid,
sendtime => $sendtime,
shortsub => &Apache::lonnet::unescape($shortsubj),
from => $fromname,
fromdom => $fromdom
});
}
}
}
}
# Check for critical messages in course
my %what=&Apache::lonnet::dump('critical');
my $result = '';
my $critmsgcount = 0;
foreach my $msgid (sort(keys(%what))) {
my ($sendtime,$shortsubj,$fromname,$fromdom,$fromcid,$status)=
&Apache::lonmsg::unpackmsgid($_);
if ($fromcid eq $ENV{'request.course.id'}) {
if (defined($sendtime) && $sendtime!~/error/) {
my $numsendtime = $sendtime;
$sendtime = &Apache::lonlocal::locallocaltime($sendtime);
$critmsgcount ++;
push(@{$critmsgs}, {
msgid => $msgid,
sendtime => $sendtime,
shortsub => &Apache::lonnet::unescape($shortsubj),
from => $fromname,
fromdom => $fromdom
});
}
}
}
return ($msgcount,$critmsgcount);
}
sub cmp_title {
my ($atitle,$btitle) = (lc($_[0]->compTitle),lc($_[1]->compTitle));
$atitle=~s/^\s*//;
$btitle=~s/^\s*//;
return $atitle cmp $btitle;
}
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