--- loncom/homework/grades.pm 2003/06/20 17:25:48 1.102
+++ loncom/homework/grades.pm 2003/06/20 21:45:20 1.105
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
#
-# $Id: grades.pm,v 1.102 2003/06/20 17:25:48 albertel Exp $
+# $Id: grades.pm,v 1.105 2003/06/20 21:45:20 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -49,6 +49,7 @@ use Apache::Constants qw(:common);
use String::Similarity;
my %oldessays=();
+my %perm=();
# ----- These first few routines are general use routines.----
#
@@ -135,18 +136,62 @@ sub getclasslist {
}
}
$section = ($section ne '' ? $section : 'no');
- if ($getsec eq 'all' || $getsec eq $section) {
- $sections{$section}++;
- $fullnames{$_}=$fullname;
- } else {
- delete($classlist->{$_});
- }
+ if (1 || &canview($section)) {
+ if ($getsec eq 'all' || $getsec eq $section) {
+ $sections{$section}++;
+ $fullnames{$_}=$fullname;
+ } else {
+ delete($classlist->{$_});
+ }
+ } else {
+ delete($classlist->{$_});
+ }
}
my %seen = ();
my @sections = sort(keys(%sections));
return ($classlist,\@sections,\%fullnames);
}
+sub canmodify {
+ my ($sec)=@_;
+ if ($perm{'mgr'}) {
+ if (!defined($perm{'mgr_section'})) {
+ # can modify whole class
+ return 1;
+ } else {
+ if ($sec eq $perm{'mgr_section'}) {
+ #can modify the requested section
+ return 1;
+ } else {
+ # can't modify the request section
+ return 0;
+ }
+ }
+ }
+ #can't modify
+ return 0;
+}
+
+sub canview {
+ my ($sec)=@_;
+ if ($perm{'vgr'}) {
+ if (!defined($perm{'vgr_section'})) {
+ # can modify whole class
+ return 1;
+ } else {
+ if ($sec eq $perm{'vgr_section'}) {
+ #can modify the requested section
+ return 1;
+ } else {
+ # can't modify the request section
+ return 0;
+ }
+ }
+ }
+ #can't modify
+ return 0;
+}
+
#--- Retrieve the grade status of a student for all the parts
sub student_gradeStatus {
my ($url,$symb,$udom,$uname,$partlist) = @_;
@@ -409,7 +454,7 @@ LISTJAVASCRIPT
next if ($statusflg eq '' && $submitonly eq 'yes');
$ctr++;
- if ( $Apache::grades::viewgrades eq 'F' ) {
+ if ( $perm{'vgr'} eq 'F' ) {
$gradeTable.='
'.
' | '."\n".
@@ -1013,11 +1058,18 @@ sub submission {
(my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
my ($uname,$udom) = ($ENV{'form.student'},$ENV{'form.userdom'});
-
+ my $usec = &Apache::lonnet::getsection($udom,$uname,$ENV{'request.course.id'});
$ENV{'form.fullname'} = &get_fullname ($uname,$udom) if $ENV{'form.fullname'} eq '';
my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
+
+ if (!&canview($usec)) {
+ $request->print('Unable to view requested student.('.$uname.$udom.$usec.$ENV{'request.course.id'}.')');
+ $request->print(&show_grading_menu_form($symb,$url));
+ return;
+ }
+
my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : '');
# header info
@@ -1251,7 +1303,7 @@ KEYWORDS
}
# return if view submission with no grading option
- if ($ENV{'form.showgrading'} eq '') {
+ if ($ENV{'form.showgrading'} eq '' || (!&canmodify($usec))) {
$request->print('
'."\n");
$request->print(&show_grading_menu_form($symb,$url))
if (($ENV{'form.command'} eq 'submission') ||
@@ -1395,6 +1447,11 @@ sub processHandGrade {
$ctr++;
next;
}
+ if ($errorflag eq 'not_allowed') {
+ $request->print("Not allowed to modify grades for $uname:$udom");
+ $ctr++;
+ next;
+ }
my $includemsg = $ENV{'form.includemsg'.$ctr};
my ($subject,$message,$msgstatus) = ('','','');
if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
@@ -1414,12 +1471,16 @@ sub processHandGrade {
if ($ENV{'form.collaborator'.$ctr}) {
my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr});
foreach (@collaborators) {
- &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,
- $ENV{'form.unamedom'.$ctr});
- if ($message ne '') {
- $msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom,
- $ENV{'form.msgsub'},
- $message);
+ my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,$ENV{'form.unamedom'.$ctr});
+ if ($errorflag eq 'not_allowed') {
+ $request->print("Not allowed to modify grades for $_:$udom");
+ next;
+ } else {
+ if ($message ne '') {
+ $msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom,
+ $ENV{'form.msgsub'},
+ $message);
+ }
}
}
}
@@ -1552,6 +1613,9 @@ sub processHandGrade {
#---- Save the score and award for each student, if changed
sub saveHandGrade {
my ($request,$url,$symb,$stuname,$domain,$newflg,$submitter) = @_;
+ my $usec = &Apache::lonnet::getsection($domain,$stuname,
+ $ENV{'request.course.id'});
+ if (!&canmodify($usec)) { return('not_allowed'); }
my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname);
my %newrecord = ();
my ($pts,$wgt) = ('','');
@@ -1783,7 +1847,7 @@ sub viewgrades {
#beginning of class grading form
$result.= '