[LON-CAPA-cvs] cvs: loncom /homework bridgetask.pm
albertel
lon-capa-cvs@mail.lon-capa.org
Mon, 28 Mar 2005 19:26:10 -0000
albertel Mon Mar 28 14:26:10 2005 EDT
Modified files:
/loncom/homework bridgetask.pm
Log:
- proctor checkin of user for bridge tasks works now.
Index: loncom/homework/bridgetask.pm
diff -u loncom/homework/bridgetask.pm:1.3 loncom/homework/bridgetask.pm:1.4
--- loncom/homework/bridgetask.pm:1.3 Thu Mar 17 16:56:04 2005
+++ loncom/homework/bridgetask.pm Mon Mar 28 14:26:10 2005
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# definition of tags that give a structure to a document
#
-# $Id: bridgetask.pm,v 1.3 2005/03/17 21:56:04 albertel Exp $
+# $Id: bridgetask.pm,v 1.4 2005/03/28 19:26:10 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -41,21 +41,42 @@
&Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
}
+sub proctor_check_auth {
+ my ($slot)=@_;
+ my $user=$ENV{'form.proctorname'};
+ my $domain=$ENV{'form.proctordomain'};
+
+ my @allowed=split(",",$slot->{'proctor'});
+ foreach my $possible (@allowed) {
+ my ($puser,$pdom)=(split('@',$possible));
+ if ($puser eq $user && $pdom eq $domain) {
+ my $authhost=&Apache::lonnet::authenticate($puser,$ENV{'form.proctorpassword'},$pdom);
+ if ($authhost ne 'no_host') {
+ $Apache::lonhomework::results{'resource.checkedin'}=
+ $user.'@'.$domain;
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
sub start_Task {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
- #&initialize_storage();
-
- my $status;
- my $accessmsg;
+ &Apache::structuretags::initialize_storage();
+ &Apache::lonhomework::showhash(%Apache::lonhomework::history);
+ my ($status,$accessmsg,$slot);
+ $Apache::lonhomework::parsing_a_task=1;
#should get back a <html> or the neccesary stuff to start XML/MathML
my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
&Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
$target eq 'tex') {
- ($status,$accessmsg) = &Apache::lonhomework::check_task_access('0');
+ ($status,$accessmsg,$slot) =
+ &Apache::lonhomework::check_task_access('0');
push (@Apache::inputtags::status,$status);
my $expression='$external::datestatus="'.$status.'";';
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';
@@ -65,17 +86,19 @@
( $status eq 'BANNED') ||
( $status eq 'UNAVAILABLE') ||
( $status eq 'NOT_IN_A_SLOT') ||
+ ( $status eq 'NEEDS_CHECKIN') ||
( $status eq 'INVALID_ACCESS')) {
my $bodytext=&Apache::lonxml::get_all_text("/task",$parser);
if ( $target eq "web" ) {
- $result.= $head_tag_start.'</head>';
- my $msg=$body_tag_start;
+ $result.= $head_tag_start.'</head>'.$body_tag_start;
+ my $msg;
if ($status eq 'UNAVAILABLE') {
$msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
} elsif ($status eq 'NOT_IN_A_SLOT') {
$msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
- } elsif ($status eq 'IN_A_SLOT') {
- $msg.='<h1>'.&mt('You need the Proctor to validate you.').'</h1>';
+ } elsif ($status eq 'NEEDS_CHECKIN') {
+ $msg.='<h1>'.&mt('You need the Proctor to validate you.').
+ '</h1>'.&proctor_validation_screen($slot);
} elsif ($status ne 'NOT_YET_VIEWED') {
$msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
}
@@ -90,6 +113,14 @@
} else {
$result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
}
+ } elsif ($target eq 'grade') {
+ if ($status eq 'NEEDS_CHECKIN') {
+ if (&proctor_check_auth($slot)) {
+ #FIXME immeadiatly add this to the grading queue
+ # with slot->{'endtime'} for when grading can
+ # begin on this resource
+ }
+ }
}
} elsif ($target eq 'web') {
my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
@@ -126,14 +157,15 @@
}
}
if ($target eq 'grade') {
- #&Apache::lonhomework::showhash(%Apache::lonhomework::results);
- #&finalize_storage();
+ &Apache::lonhomework::showhash(%Apache::lonhomework::results);
+ &Apache::structuretags::finalize_storage();
}
} elsif ($target eq 'meta') {
$result.='<parameter part="0" package="Task"></parameter>'."\n";
#$result.=&Apache::response::meta_part_order();
#$result.=&Apache::response::meta_response_order();
}
+ undef($Apache::lonhomework::parsing_a_task);
return $result;
}
@@ -259,5 +291,39 @@
return '';
}
+sub proctor_validation_screen {
+ my ($slot) = @_;
+ my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
+ my $ret=&Apache::lonnet::reply("studentphoto:$domain:$user:gif",&Apache::lonnet::homeserver($user,$domain));
+ my $url="/uploaded/$domain/$user/internal/studentphoto.gif";
+ my $tokenurl=&Apache::lonnet::tokenwrapper($url);
+ my $dom=(&Apache::lonxml::whichuser())[2];
+ my $user=$ENV{'form.proctorname'};
+ if ($ENV{'form.proctordomain'}) { $dom=$ENV{'form.proctordomain'}; }
+ my $msg;
+ if ($ENV{'form.proctorpassword'}) {
+ $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
+ .'</font></p>';
+ }
+ my $result= (<<ENDCHECKOUT);
+<h2>Proctor Validation</h2>
+ <p>Your room's proctor needs to validate your access to this resource.</p>
+ $msg
+<form name="checkout" method="POST" action="$ENV{'request.uri'}">
+<input type="hidden" name="validate" value="yes" />
+<input type="hidden" name="submitted" value="yes" />
+<table>
+ <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$user" /></td></tr>
+ <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
+ <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$dom" /></td></tr>
+</table>
+<input type="submit" name="checkoutbutton" value="Validate" /><br />
+Student who should be logged in is:<br />
+<img src="$tokenurl" /><br />
+</form>
+ENDCHECKOUT
+ return $result;
+}
+
1;
__END__