|
version 1.136, 2004/06/29 04:30:00
|
version 1.169, 2006/05/09 14:38:09
|
|
Line 49 Set of functions that download and proce
|
Line 49 Set of functions that download and proce
|
| package Apache::loncoursedata; |
package Apache::loncoursedata; |
| |
|
| use strict; |
use strict; |
| use Apache::Constants qw(:common :http); |
use Apache::lonnet; |
| use Apache::lonnet(); |
|
| use Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
| use Time::HiRes; |
use Time::HiRes; |
| use Apache::lonmysql; |
use Apache::lonmysql; |
|
Line 66 and/or itself.
|
Line 65 and/or itself.
|
| |
|
| =cut |
=cut |
| |
|
| #################################################### |
|
| #################################################### |
|
| |
|
| =pod |
|
| |
|
| =item &get_sequence_assessment_data() |
|
| |
|
| Use lonnavmaps to build a data structure describing the order and |
|
| assessment contents of each sequence in the current course. |
|
| |
|
| The returned structure is a hash reference. |
|
| |
|
| { title => 'title', |
|
| symb => 'symb', |
|
| src => '/s/o/u/r/c/e', |
|
| type => (container|assessment), |
|
| num_assess => 2, # only for container |
|
| parts => [11,13,15], # only for assessment |
|
| response_ids => [12,14,16], # only for assessment |
|
| contents => [........] # only for container |
|
| } |
|
| |
|
| $hash->{'contents'} is a reference to an array of hashes of the same structure. |
|
| |
|
| Also returned are array references to the sequences and assessments contained |
|
| in the course. |
|
| |
|
| |
|
| =cut |
|
| |
|
| #################################################### |
|
| #################################################### |
|
| sub get_sequence_assessment_data { |
|
| my $fn=$ENV{'request.course.fn'}; |
|
| ## |
|
| ## use navmaps |
|
| my $navmap = Apache::lonnavmaps::navmap->new(); |
|
| if (!defined($navmap)) { |
|
| return 'Can not open Coursemap'; |
|
| } |
|
| # We explicity grab the top level map because I am not sure we |
|
| # are pulling it from the iterator. |
|
| my $top_level_map = $navmap->getById('0.0'); |
|
| # |
|
| my $iterator = $navmap->getIterator(undef, undef, undef, 1); |
|
| my $curRes = $iterator->next(); # Top level sequence |
|
| ## |
|
| ## Prime the pump |
|
| ## |
|
| ## We are going to loop until we run out of sequences/pages to explore for |
|
| ## resources. This means we have to start out with something to look |
|
| ## at. |
|
| my $title = $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
|
| my $symb = $top_level_map->symb(); |
|
| my $src = $top_level_map->src(); |
|
| my $randompick = $top_level_map->randompick(); |
|
| # |
|
| my @Sequences; |
|
| my @Assessments; |
|
| my @Nested_Sequences = (); # Stack of sequences, keeps track of depth |
|
| my $top = { title => $title, |
|
| src => $src, |
|
| symb => $symb, |
|
| type => 'container', |
|
| num_assess => 0, |
|
| num_assess_parts => 0, |
|
| contents => [], |
|
| randompick => $randompick, |
|
| }; |
|
| push (@Sequences,$top); |
|
| push (@Nested_Sequences, $top); |
|
| # |
|
| # We need to keep track of which sequences contain homework problems |
|
| # |
|
| my $previous_too; |
|
| my $previous; |
|
| while (scalar(@Nested_Sequences)) { |
|
| $previous_too = $previous; |
|
| $previous = $curRes; |
|
| $curRes = $iterator->next(); |
|
| my $currentmap = $Nested_Sequences[-1]; # Last one on the stack |
|
| if ($curRes == $iterator->BEGIN_MAP()) { |
|
| if (! ref($previous)) { |
|
| $previous = $previous_too; |
|
| } |
|
| if (! ref($previous)) { |
|
| next; |
|
| } |
|
| # get the map itself, instead of BEGIN_MAP |
|
| $title = $previous->title(); |
|
| $title =~ s/\:/\&\#058;/g; |
|
| $symb = $previous->symb(); |
|
| $src = $previous->src(); |
|
| # pick up the filename if there is no title available |
|
| if (! defined($title) || $title eq '') { |
|
| ($title) = ($src=~/\/([^\/]*)$/); |
|
| } |
|
| $randompick = $previous->randompick(); |
|
| my $newmap = { title => $title, |
|
| src => $src, |
|
| symb => $symb, |
|
| type => 'container', |
|
| num_assess => 0, |
|
| randompick => $randompick, |
|
| contents => [], |
|
| }; |
|
| push (@{$currentmap->{'contents'}},$newmap); # this is permanent |
|
| push (@Sequences,$newmap); |
|
| push (@Nested_Sequences, $newmap); # this is a stack |
|
| next; |
|
| } |
|
| if ($curRes == $iterator->END_MAP()) { |
|
| pop(@Nested_Sequences); |
|
| next; |
|
| } |
|
| next if (! ref($curRes)); |
|
| next if (! $curRes->is_problem() && $curRes->src() !~ /\.survey$/); |
|
| # Okay, from here on out we only deal with assessments |
|
| $title = $curRes->title(); |
|
| $title =~ s/\:/\&\#058;/g; |
|
| $symb = $curRes->symb(); |
|
| $src = $curRes->src(); |
|
| # Grab the filename if there is not title available |
|
| if (! defined($title) || $title eq '') { |
|
| ($title) = ($src=~ m:/([^/]*)$:); |
|
| } |
|
| my $parts = $curRes->parts(); |
|
| my %partdata; |
|
| foreach my $part (@$parts) { |
|
| my @Responses = $curRes->responseType($part); |
|
| my @Ids = $curRes->responseIds($part); |
|
| $partdata{$part}->{'ResponseTypes'}= \@Responses; |
|
| $partdata{$part}->{'ResponseIds'} = \@Ids; |
|
| $partdata{$part}->{'Survey'} = $curRes->is_survey($part); |
|
| # Count how many responses of each type there are in this part |
|
| foreach (@Responses) { |
|
| $partdata{$part}->{$_}++; |
|
| } |
|
| } |
|
| my $assessment = { title => $title, |
|
| src => $src, |
|
| symb => $symb, |
|
| type => 'assessment', |
|
| parts => $parts, |
|
| num_parts => scalar(@$parts), |
|
| partdata => \%partdata, |
|
| }; |
|
| push(@Assessments,$assessment); |
|
| push(@{$currentmap->{'contents'}},$assessment); |
|
| $currentmap->{'num_assess'}++; |
|
| $currentmap->{'num_assess_parts'}+= scalar(@$parts); |
|
| } |
|
| $navmap->untieHashes(); |
|
| return ($top,\@Sequences,\@Assessments); |
|
| } |
|
| |
|
| sub LoadDiscussion { |
|
| my ($courseID)=@_; |
|
| my %Discuss=(); |
|
| my %contrib=&Apache::lonnet::dump( |
|
| $courseID, |
|
| $ENV{'course.'.$courseID.'.domain'}, |
|
| $ENV{'course.'.$courseID.'.num'}); |
|
| |
|
| #my %contrib=&DownloadCourseInformation($name, $courseID, 0); |
|
| |
|
| foreach my $temp(keys %contrib) { |
|
| if ($temp=~/^version/) { |
|
| my $ver=$contrib{$temp}; |
|
| my ($dummy,$prb)=split(':',$temp); |
|
| for (my $idx=1; $idx<=$ver; $idx++ ) { |
|
| my $name=$contrib{"$idx:$prb:sendername"}; |
|
| $Discuss{"$name:$prb"}=$idx; |
|
| } |
|
| } |
|
| } |
|
| |
|
| return \%Discuss; |
|
| } |
|
| |
|
| ################################################ |
|
| ################################################ |
|
| |
|
| =pod |
|
| |
|
| =item &GetUserName(username,userdomain) |
|
| |
|
| Returns a hash with the following entries: |
|
| 'firstname', 'middlename', 'lastname', 'generation', and 'fullname' |
|
| |
|
| 'fullname' is the result of &Apache::loncoursedata::ProcessFullName. |
|
| |
|
| =cut |
|
| |
|
| ################################################ |
|
| ################################################ |
|
| sub GetUserName { |
|
| my ($username,$userdomain) = @_; |
|
| $username = $ENV{'user.name'} if (! defined($username)); |
|
| $userdomain = $ENV{'user.domain'} if (! defined($username)); |
|
| my %userenv = &Apache::lonnet::get('environment', |
|
| ['firstname','middlename','lastname','generation'], |
|
| $userdomain,$username); |
|
| $userenv{'fullname'} = &ProcessFullName($userenv{'lastname'}, |
|
| $userenv{'generation'}, |
|
| $userenv{'firstname'}, |
|
| $userenv{'middlename'}); |
|
| return %userenv; |
|
| } |
|
| |
|
| ################################################ |
|
| ################################################ |
|
| |
|
| =pod |
|
| |
|
| =item &ProcessFullName() |
|
| |
|
| Takes lastname, generation, firstname, and middlename (or some partial |
|
| set of this data) and returns the full name version as a string. Format |
|
| is Lastname generation, firstname middlename or a subset of this. |
|
| |
|
| =cut |
|
| |
|
| ################################################ |
|
| ################################################ |
|
| sub ProcessFullName { |
|
| my ($lastname, $generation, $firstname, $middlename)=@_; |
|
| my $Str = ''; |
|
| |
|
| # Strip whitespace preceeding & following name components. |
|
| $lastname =~ s/(\s+$|^\s+)//g; |
|
| $generation =~ s/(\s+$|^\s+)//g; |
|
| $firstname =~ s/(\s+$|^\s+)//g; |
|
| $middlename =~ s/(\s+$|^\s+)//g; |
|
| |
|
| if($lastname ne '') { |
|
| $Str .= $lastname; |
|
| $Str .= ' '.$generation if ($generation ne ''); |
|
| $Str .= ','; |
|
| $Str .= ' '.$firstname if ($firstname ne ''); |
|
| $Str .= ' '.$middlename if ($middlename ne ''); |
|
| } else { |
|
| $Str .= $firstname if ($firstname ne ''); |
|
| $Str .= ' '.$middlename if ($middlename ne ''); |
|
| $Str .= ' '.$generation if ($generation ne ''); |
|
| } |
|
| |
|
| return $Str; |
|
| } |
|
| |
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| |
|
|
Line 410 fifth are 'section', 'status' (enrollmen
|
Line 159 fifth are 'section', 'status' (enrollmen
|
| data. This table has its PRIMARY KEY on the 'student_id' column and is indexed |
data. This table has its PRIMARY KEY on the 'student_id' column and is indexed |
| on 'student', 'section', and 'status'. |
on 'student', 'section', and 'status'. |
| |
|
| |
=item $groupnames_table |
| |
|
| |
The groupnames_table has 2 columns. The first is a 'group_id' assigned by |
| |
MySQL. The second is 'groupname' which is the name of the group in the course. |
| |
|
| |
=item $students_groups_table |
| |
|
| |
The students_groups_table has 2 columns. The first is the 'student_id', and the |
| |
second is the 'group_id'. These two columns comprise the PRIMARY KEY for this |
| |
table, as an individual student may be affiliated with more than one group at |
| |
any time. This table is indexed on both student_id and group_id. |
| |
|
| =back |
=back |
| |
|
| =item Tables used to store current status data |
=item Tables used to store current status data |
|
Line 455 The response table holds data (documente
|
Line 216 The response table holds data (documente
|
| associated with a particular response id which is stored when a student |
associated with a particular response id which is stored when a student |
| attempts a problem. The following are the columns of the table, in order: |
attempts a problem. The following are the columns of the table, in order: |
| 'symb_id','part_id','response_id','student_id','transaction','tries', |
'symb_id','part_id','response_id','student_id','transaction','tries', |
| 'awarddetail', 'response_specific' (data particular to the response |
'awarddetail', 'response_specific', 'response_specific_value', |
| type), 'response_specific_value', and 'submission (the text of the students |
'response_specific_2', 'response_specific_value_2', and 'submission |
| submission). The primary key is based on the first five columns listed above. |
(the text of the students submission). The primary key is based on the |
| |
first five columns listed above. |
| |
|
| =item $fulldump_part_table |
=item $fulldump_part_table |
| |
|
|
Line 521 my $current_course ='';
|
Line 283 my $current_course ='';
|
| my $symb_table; |
my $symb_table; |
| my $part_table; |
my $part_table; |
| my $student_table; |
my $student_table; |
| |
my $groupnames_table; |
| |
my $students_groups_table; |
| my $performance_table; |
my $performance_table; |
| my $parameters_table; |
my $parameters_table; |
| my $fulldump_response_table; |
my $fulldump_response_table; |
|
Line 619 sub init_dbs {
|
Line 383 sub init_dbs {
|
| 'status (15)',]},], |
'status (15)',]},], |
| }; |
}; |
| # |
# |
| |
my $groupnames_table_def = { |
| |
id => $groupnames_table, |
| |
permanent => 'no', |
| |
columns => [{ name => 'group_id', |
| |
type => 'MEDIUMINT UNSIGNED', |
| |
restrictions => 'NOT NULL', |
| |
auto_inc => 'yes', }, |
| |
{ name => 'groupname', |
| |
type => 'VARCHAR(100) BINARY', |
| |
restrictions => 'NOT NULL UNIQUE'}, |
| |
], |
| |
'PRIMARY KEY' => ['group_id'], |
| |
'KEY' => [{ columns => ['groupname (100)',]},], |
| |
}; |
| |
# |
| |
my $students_groups_table_def = { |
| |
id => $students_groups_table, |
| |
permanent => 'no', |
| |
columns => [{ name => 'student_id', |
| |
type => 'MEDIUMINT UNSIGNED', |
| |
restrictions => 'NOT NULL', }, |
| |
{ name => 'group_id', |
| |
type => 'MEDIUMINT UNSIGNED', |
| |
restrictions => 'NOT NULL', }, |
| |
], |
| |
'PRIMARY KEY' => ['student_id','group_id'], |
| |
'KEY' => [{ columns => ['student_id'] }, |
| |
{ columns => ['group_id'] },], |
| |
}; |
| |
# |
| my $performance_table_def = { |
my $performance_table_def = { |
| id => $performance_table, |
id => $performance_table, |
| permanent => 'no', |
permanent => 'no', |
|
Line 717 sub init_dbs {
|
Line 511 sub init_dbs {
|
| type => 'TINYTEXT' }, |
type => 'TINYTEXT' }, |
| { name => 'response_specific_value', |
{ name => 'response_specific_value', |
| type => 'TINYTEXT' }, |
type => 'TINYTEXT' }, |
| |
{ name => 'response_specific_2', |
| |
type => 'TINYTEXT' }, |
| |
{ name => 'response_specific_value_2', |
| |
type => 'TINYTEXT' }, |
| { name => 'submission', |
{ name => 'submission', |
| type => 'TEXT'}, |
type => 'TEXT'}, |
| ], |
], |
|
Line 848 sub init_dbs {
|
Line 646 sub init_dbs {
|
| &Apache::lonmysql::get_error()); |
&Apache::lonmysql::get_error()); |
| return 10; |
return 10; |
| } |
} |
| |
$tableid = &Apache::lonmysql::create_table($groupnames_table_def); |
| |
if (! defined($tableid)) { |
| |
&Apache::lonnet::logthis("error creating groupnames_table: ". |
| |
&Apache::lonmysql::get_error()); |
| |
return 11; |
| |
} |
| |
$tableid = &Apache::lonmysql::create_table($students_groups_table_def); |
| |
if (! defined($tableid)) { |
| |
&Apache::lonnet::logthis("error creating student_groups_table: ". |
| |
&Apache::lonmysql::get_error()); |
| |
return 12; |
| |
} |
| return 0; |
return 0; |
| } |
} |
| |
|
|
Line 858 sub init_dbs {
|
Line 668 sub init_dbs {
|
| |
|
| =item &delete_caches() |
=item &delete_caches() |
| |
|
| |
This routine drops all the tables associated with a course from the |
| |
MySQL database. |
| |
|
| |
Input: course id (optional, determined by environment if omitted) |
| |
|
| |
Returns: nothing |
| |
|
| =cut |
=cut |
| |
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| sub delete_caches { |
sub delete_caches { |
| my $courseid = shift; |
my $courseid = shift; |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| # |
# |
|
Line 1080 sub get_student {
|
Line 897 sub get_student {
|
| sub populate_student_table { |
sub populate_student_table { |
| my ($courseid) = @_; |
my ($courseid) = @_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
|
Line 1088 sub populate_student_table {
|
Line 905 sub populate_student_table {
|
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| my $request = 'INSERT IGNORE INTO '.$student_table. |
my $request = 'INSERT IGNORE INTO '.$student_table. |
| "(student,section,status) VALUES "; |
"(student,section,status) VALUES "; |
| my $classlist = &get_classlist($courseid); |
my $cdom = $env{'course.'.$courseid.'.domain'}; |
| |
my $cnum = $env{'course.'.$courseid.'.num'}; |
| |
my $classlist = &get_classlist($cdom,$cnum); |
| my $student_count=0; |
my $student_count=0; |
| while (my ($student,$data) = each %$classlist) { |
while (my ($student,$data) = each %$classlist) { |
| my ($section,$status) = ($data->[&CL_SECTION()], |
my ($section,$status) = ($data->[&CL_SECTION()], |
|
Line 1110 sub populate_student_table {
|
Line 929 sub populate_student_table {
|
| return; |
return; |
| } |
} |
| |
|
| |
my $have_read_groupnames_table = 0; |
| |
my %ids_by_groupname; |
| |
|
| |
sub get_group_id { |
| |
my ($groupname) = @_; |
| |
if (! $have_read_groupnames_table) { |
| |
my @Result = &Apache::lonmysql::get_rows($groupnames_table); |
| |
foreach (@Result) { |
| |
$ids_by_groupname{$_->[1]}=$_->[0]; |
| |
} |
| |
$have_read_groupnames_table = 1; |
| |
} |
| |
if (! exists($ids_by_groupname{$groupname})) { |
| |
&populate_groupnames_table(); |
| |
undef(%ids_by_groupname); |
| |
my @Result = &Apache::lonmysql::get_rows($groupnames_table); |
| |
foreach (@Result) { |
| |
$ids_by_groupname{$_->[1]}=$_->[0]; |
| |
} |
| |
} |
| |
if (exists($ids_by_groupname{$groupname})) { |
| |
return $ids_by_groupname{$groupname}; |
| |
} |
| |
return undef; # error |
| |
} |
| |
|
| |
sub populate_groupnames_table { |
| |
my ($courseid) = @_; |
| |
if (! defined($courseid)) { |
| |
$courseid = $env{'request.course.id'}; |
| |
} |
| |
&setup_table_names($courseid); |
| |
&init_dbs($courseid,0); |
| |
my $dbh = &Apache::lonmysql::get_dbh(); |
| |
my $cdom = $env{'course.'.$courseid.'.domain'}; |
| |
my $cnum = $env{'course.'.$courseid.'.num'}; |
| |
my %curr_groups = &Apache::loncommon::coursegroups($cdom,$cnum); |
| |
return if (!%curr_groups); |
| |
my $request = 'INSERT IGNORE INTO '.$groupnames_table. |
| |
'(groupname) VALUES '; |
| |
foreach my $groupname (sort(keys(%curr_groups)),'none') { |
| |
$request .= "('".$groupname."'),"; |
| |
} |
| |
chop($request); |
| |
$dbh->do($request); |
| |
if ($dbh->err()) { |
| |
&Apache::lonnet::logthis("error ".$dbh->errstr(). |
| |
" occured executing \n". |
| |
$request); |
| |
} |
| |
return; |
| |
} |
| |
|
| |
my $have_read_studentsgroups_table = 0; |
| |
my %groupids_by_studentid; |
| |
|
| |
sub get_students_groupids { |
| |
my ($student_id) = @_; |
| |
if (! $have_read_studentsgroups_table) { |
| |
my @Result = &Apache::lonmysql::get_rows($students_groups_table); |
| |
foreach (@Result) { |
| |
push(@{$groupids_by_studentid{$_->[0]}},$_->[1]); |
| |
} |
| |
$have_read_studentsgroups_table = 1; |
| |
} |
| |
if (! exists($groupids_by_studentid{$student_id})) { |
| |
&populate_students_groups_table(); |
| |
undef(%groupids_by_studentid); |
| |
my @Result = &Apache::lonmysql::get_rows($students_groups_table); |
| |
foreach (@Result) { |
| |
push(@{$groupids_by_studentid{$_->[0]}},$_->[1]); |
| |
} |
| |
} |
| |
if (exists($groupids_by_studentid{$student_id})) { |
| |
if (ref($groupids_by_studentid{$student_id}) eq 'ARRAY') { |
| |
return @{$groupids_by_studentid{$student_id}}; |
| |
} |
| |
} |
| |
return undef; # error |
| |
} |
| |
|
| |
|
| |
sub populate_students_groups_table { |
| |
my ($courseid) = @_; |
| |
if (! defined($courseid)) { |
| |
$courseid = $env{'request.course.id'}; |
| |
} |
| |
# |
| |
&setup_table_names($courseid); |
| |
&init_dbs($courseid,0); |
| |
my $dbh = &Apache::lonmysql::get_dbh(); |
| |
my $request = 'INSERT IGNORE INTO '.$students_groups_table. |
| |
"(student_id,group_id) VALUES "; |
| |
my $cdom = $env{'course.'.$courseid.'.domain'}; |
| |
my $cnum = $env{'course.'.$courseid.'.num'}; |
| |
my $classlist = &get_classlist($cdom,$cnum); |
| |
my ($classgroups,$studentgroups) = &get_group_memberships($classlist, |
| |
$cdom,$cnum); |
| |
my $record_count = 0; |
| |
foreach my $student (sort(keys(%{$classgroups}))) { |
| |
my $student_id = &get_student_id(split(':',$student)); |
| |
my @studentsgroups = &get_students_groups($student,'Active',$classgroups); |
| |
if (@studentsgroups < 1) { |
| |
@studentsgroups = ('none'); |
| |
} |
| |
foreach my $groupname (@studentsgroups) { |
| |
my $group_id = &get_group_id($groupname); |
| |
$request .= "('".$student_id."','".$group_id."'),"; |
| |
$record_count++; |
| |
} |
| |
} |
| |
return if ($record_count == 0); |
| |
chop($request); |
| |
$dbh->do($request); |
| |
if ($dbh->err()) { |
| |
&Apache::lonnet::logthis("error ".$dbh->errstr(). |
| |
" occured executing \n". |
| |
$request); |
| |
} |
| |
return; |
| |
} |
| |
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| |
|
|
Line 1137 sub clear_internal_caches {
|
Line 1078 sub clear_internal_caches {
|
| $have_read_student_table = 0; |
$have_read_student_table = 0; |
| undef(%ids_by_student); |
undef(%ids_by_student); |
| undef(%students_by_id); |
undef(%students_by_id); |
| |
$have_read_groupnames_table = 0; |
| |
undef(%ids_by_groupname); |
| } |
} |
| |
|
| |
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| |
|
| |
sub symb_is_for_task { |
| |
my ($symb) = @_; |
| |
return ($symb =~ /\.task$/); |
| |
} |
| |
|
| |
################################################ |
| |
################################################ |
| |
|
| =pod |
=pod |
| |
|
| =item &update_full_student_data($sname,$sdom,$courseid) |
=item &update_full_student_data($sname,$sdom,$courseid) |
|
Line 1185 sub update_full_student_data {
|
Line 1136 sub update_full_student_data {
|
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| # |
# |
| my $student_id = &get_student_id($sname,$sdom); |
my $student_id = &get_student_id($sname,$sdom); |
| |
my @group_ids = &get_students_groupids($student_id); |
| my $student = $sname.':'.$sdom; |
my $student = $sname.':'.$sdom; |
| # |
# |
| my $returnstatus = 'okay'; |
my $returnstatus = 'okay'; |
| # |
# |
| # Download students data |
# Download students data |
| my $time_of_retrieval = time; |
my $time_of_retrieval = time; |
| my @tmp = &Apache::lonnet::dump($courseid,$sdom,$sname); |
my @tmp = &Apache::lonnet::dumpstore($courseid,$sdom,$sname); |
| if (@tmp && $tmp[0] =~ /^error/) { |
if (@tmp && $tmp[0] =~ /^error/) { |
| $returnstatus = 'error retrieving full student data'; |
$returnstatus = 'error retrieving full student data'; |
| return $returnstatus; |
return $returnstatus; |
|
Line 1231 sub update_full_student_data {
|
Line 1183 sub update_full_student_data {
|
| next; |
next; |
| } elsif ($parameter eq 'version') { |
} elsif ($parameter eq 'version') { |
| next; |
next; |
| } elsif ($parameter =~ /^resource\.(.*)\.(tries| |
} elsif (&symb_is_for_task($symb)) { |
| |
next if ($parameter !~ /^resource\.(.*)\.(award| |
| |
awarded| |
| |
solved| |
| |
submission| |
| |
portfiles| |
| |
status| |
| |
version| |
| |
regrader)\s*$/x); |
| |
my ($version_and_part_id, $field) = ($1,$2); |
| |
|
| |
next if ($version_and_part_id !~ /\./ |
| |
&& $field ne 'regrader' && $field ne 'version'); |
| |
|
| |
my ($version, $part, $instance) = |
| |
split(/\./,$version_and_part_id); |
| |
|
| |
#skip and instance dimension or criteria specific data |
| |
next if (defined($instance) |
| |
&& $instance ne $field |
| |
&& $instance ne 'bridgetask'); |
| |
|
| |
if (!defined($part)) { |
| |
$part = $version; |
| |
} |
| |
my $resp_id = &get_part_id('0'); |
| |
my $part_id = &get_part_id($part); |
| |
|
| |
if ($field eq 'version') { |
| |
# for tasks each version is an attempt at it thus |
| |
# version -> tries |
| |
$partdata->{$symb_id}{$part_id}{$transaction}{'tries'}= |
| |
$value; |
| |
# at new version time the record gets reset thus adding a |
| |
# virtual response awarddetail of 'new_version' |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific'}='status'; |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific_value'}='new_version'; |
| |
|
| |
} elsif ($field eq 'award' || $field eq 'awarded' |
| |
|| $field eq 'solved') { |
| |
$partdata->{$symb_id}{$part_id}{$transaction}{$field}= |
| |
$value; |
| |
} elsif ($field eq 'portfiles') { |
| |
# tasks only accepts portfolio submissions |
| |
$value = $dbh->quote($value); |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'submission'}=$value; |
| |
} elsif ($field eq 'status') { |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific'}=$field; |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific_value'}=$value; |
| |
} elsif ($field eq 'regrader') { |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific_2'}=$field; |
| |
$respdata->{$symb_id}{$part_id}{$resp_id}{$transaction}{'response_specific_value_2'}=$value; |
| |
} |
| |
} elsif ($parameter =~ /^resource\.(.*)\.(tries| |
| award| |
award| |
| awarded| |
awarded| |
| previous| |
previous| |
|
Line 1329 sub update_full_student_data {
|
Line 1334 sub update_full_student_data {
|
| $transaction, |
$transaction, |
| $data->{'awarddetail'}, |
$data->{'awarddetail'}, |
| $data->{'response_specific'}, |
$data->{'response_specific'}, |
| $data->{'response_specific_value'}). |
$data->{'response_specific_value'}, |
| |
$data->{'response_specific_2'}, |
| |
$data->{'response_specific_value_2'}). |
| "',".$submission."),"; |
"',".$submission."),"; |
| $store_rows++; |
$store_rows++; |
| } |
} |
|
Line 1412 sub update_student_data {
|
Line 1419 sub update_student_data {
|
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| # |
# |
| my $student_id = &get_student_id($sname,$sdom); |
my $student_id = &get_student_id($sname,$sdom); |
| |
my @group_ids = &get_students_groupids($student_id); |
| my $student = $sname.':'.$sdom; |
my $student = $sname.':'.$sdom; |
| # |
# |
| my $returnstatus = 'okay'; |
my $returnstatus = 'okay'; |
|
Line 1434 sub update_student_data {
|
Line 1442 sub update_student_data {
|
| # |
# |
| # Set the students update time |
# Set the students update time |
| if ($Results[0] eq 'okay') { |
if ($Results[0] eq 'okay') { |
| &store_updatetime($student_id,$time_of_retrieval,$time_of_retrieval); |
&store_updatetime($student_id,$time_of_retrieval); |
| } |
} |
| # |
# |
| return @Results; |
return @Results; |
|
Line 1463 sub store_student_data {
|
Line 1471 sub store_student_data {
|
| my ($sname,$sdom,$courseid,$student_data) = @_; |
my ($sname,$sdom,$courseid,$student_data) = @_; |
| # |
# |
| my $student_id = &get_student_id($sname,$sdom); |
my $student_id = &get_student_id($sname,$sdom); |
| |
my @group_ids = &get_students_groupids($student_id); |
| my $student = $sname.':'.$sdom; |
my $student = $sname.':'.$sdom; |
| # |
# |
| my $returnstatus = 'okay'; |
my $returnstatus = 'okay'; |
|
Line 1490 sub store_student_data {
|
Line 1499 sub store_student_data {
|
| # make sure the symb is set up properly |
# make sure the symb is set up properly |
| my $symb_id = &get_symb_id($current_symb); |
my $symb_id = &get_symb_id($current_symb); |
| # |
# |
| # Load data into the tables |
# Parameters |
| while (my ($parameter,$value) = each(%$param_hash)) { |
while (my ($parameter,$value) = each(%$param_hash)) { |
| my $newstring; |
|
| if ($parameter !~ /(timestamp|resource\.(.*)\.(solved|tries|awarded|award|awarddetail|previous))/) { |
if ($parameter !~ /(timestamp|resource\.(.*)\.(solved|tries|awarded|award|awarddetail|previous))/) { |
| $newstring = "('".join("','", |
my $sql_parameter = "('".join("','", |
| $symb_id,$student_id, |
$symb_id,$student_id, |
| $parameter)."',". |
$parameter)."',". |
| $dbh->quote($value)."),\n"; |
$dbh->quote($value)."),\n"; |
| $num_parameters ++; |
$num_parameters ++; |
| if ($newstring !~ /''/) { |
if ($sql_parameter !~ /''/) { |
| $store_parameters_command .= $newstring; |
$store_parameters_command .= $sql_parameter; |
| $rows_stored++; |
#$rows_stored++; |
| } |
} |
| } |
} |
| next if ($parameter !~ /^resource\.(.*)\.solved$/); |
} |
| |
# Performance |
| |
my %stored; |
| |
while (my ($parameter,$value) = each(%$param_hash)) { |
| |
next if ($parameter !~ /^resource\.(.*)\.(solved|awarded)$/); |
| |
my $part = $1; |
| |
my $which = $2; |
| |
next if ($part =~ /\./); |
| |
next if (exists($stored{$part})); |
| |
$stored{$part}++; |
| # |
# |
| my $part = $1; |
|
| my $part_id = &get_part_id($part); |
my $part_id = &get_part_id($part); |
| next if (!defined($part_id)); |
next if (!defined($part_id)); |
| my $solved = $value; |
|
| my $tries = $param_hash->{'resource.'.$part.'.tries'}; |
my ($solved,$awarded); |
| my $awarded = $param_hash->{'resource.'.$part.'.awarded'}; |
if ($which eq 'solved') { |
| |
$solved = $value; |
| |
$awarded = $param_hash->{'resource.'.$part.'.awarded'}; |
| |
} else { |
| |
$solved = $param_hash->{'resource.'.$part.'.solved'}; |
| |
$awarded = $value; |
| |
} |
| my $award = $param_hash->{'resource.'.$part.'.award'}; |
my $award = $param_hash->{'resource.'.$part.'.award'}; |
| my $awarddetail = $param_hash->{'resource.'.$part.'.awarddetail'}; |
my $awarddetail = $param_hash->{'resource.'.$part.'.awarddetail'}; |
| my $timestamp = $param_hash->{'timestamp'}; |
my $timestamp = $param_hash->{'timestamp'}; |
| |
my $tries = $param_hash->{'resource.'.$part.'.tries'}; |
| |
if (&symb_is_for_task($current_symb)) { |
| |
$tries = $param_hash->{'resource.'.$part.'.version'}; |
| |
} |
| # |
# |
| $solved = '' if (! defined($solved)); |
$solved = '' if (! defined($solved)); |
| $tries = '' if (! defined($tries)); |
$tries = '' if (! defined($tries)); |
| $awarded = '' if (! defined($awarded)); |
$awarded = '' if (! defined($awarded)); |
| $award = '' if (! defined($award)); |
$award = '' if (! defined($award)); |
| $awarddetail = '' if (! defined($awarddetail)); |
$awarddetail = '' if (! defined($awarddetail)); |
| $newstring = "('".join("','",$symb_id,$student_id,$part_id,$part, |
my $sql_performance = |
| $solved,$tries,$awarded,$award, |
"('".join("','",$symb_id,$student_id,$part_id,$part, |
| $awarddetail,$timestamp)."'),\n"; |
$solved,$tries,$awarded,$award, |
| $store_performance_command .= $newstring; |
$awarddetail,$timestamp)."'),\n"; |
| |
$store_performance_command .= $sql_performance; |
| $rows_stored++; |
$rows_stored++; |
| } |
} |
| } |
} |
| chop $store_parameters_command; |
if (! $rows_stored) { return ($returnstatus, undef); } |
| chop $store_parameters_command; |
$store_parameters_command =~ s|,\n$||; |
| chop $store_performance_command; |
$store_performance_command =~ s|,\n$||; |
| chop $store_performance_command; |
|
| my $start = Time::HiRes::time; |
my $start = Time::HiRes::time; |
| $dbh->do($store_performance_command); |
$dbh->do($store_performance_command); |
| if ($dbh->err()) { |
if ($dbh->err()) { |
| &Apache::lonnet::logthis(' bigass insert error:'.$dbh->errstr()); |
&Apache::lonnet::logthis('performance bigass insert error:'. |
| &Apache::lonnet::logthis('command = '.$store_performance_command); |
$dbh->errstr()); |
| |
&Apache::lonnet::logthis('command = '.$/.$store_performance_command); |
| $returnstatus = 'error: unable to insert performance into database'; |
$returnstatus = 'error: unable to insert performance into database'; |
| return ($returnstatus,$student_data); |
return ($returnstatus,$student_data); |
| } |
} |
| $dbh->do($store_parameters_command) if ($num_parameters>0); |
$dbh->do($store_parameters_command) if ($num_parameters>0); |
| if ($dbh->err()) { |
if ($dbh->err()) { |
| &Apache::lonnet::logthis(' bigass insert error:'.$dbh->errstr()); |
&Apache::lonnet::logthis('parameters bigass insert error:'. |
| &Apache::lonnet::logthis('command = '.$store_parameters_command); |
$dbh->errstr()); |
| |
&Apache::lonnet::logthis('command = '.$/.$store_parameters_command); |
| &Apache::lonnet::logthis('rows_stored = '.$rows_stored); |
&Apache::lonnet::logthis('rows_stored = '.$rows_stored); |
| &Apache::lonnet::logthis('student_id = '.$student_id); |
&Apache::lonnet::logthis('student_id = '.$student_id); |
| $returnstatus = 'error: unable to insert parameters into database'; |
$returnstatus = 'error: unable to insert parameters into database'; |
|
Line 1571 Returns nothing on success and 'error' o
|
Line 1599 Returns nothing on success and 'error' o
|
| ###################################### |
###################################### |
| sub ensure_tables_are_set_up { |
sub ensure_tables_are_set_up { |
| my ($courseid) = @_; |
my ($courseid) = @_; |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| # Clean out package variables |
# Clean out package variables |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| # |
# |
| # if the tables do not exist, make them |
# if the tables do not exist, make them |
| my @CurrentTable = &Apache::lonmysql::tables_in_db(); |
my @CurrentTable = &Apache::lonmysql::tables_in_db(); |
| my ($found_symb,$found_student,$found_part, |
my ($found_symb,$found_student,$found_groups,$found_groupnames,$found_part, |
| $found_performance,$found_parameters,$found_fulldump_part, |
$found_performance,$found_parameters,$found_fulldump_part, |
| $found_fulldump_response,$found_fulldump_timestamp, |
$found_fulldump_response,$found_fulldump_timestamp, |
| $found_weight); |
$found_weight); |
| foreach (@CurrentTable) { |
foreach (@CurrentTable) { |
| $found_symb = 1 if ($_ eq $symb_table); |
$found_symb = 1 if ($_ eq $symb_table); |
| $found_student = 1 if ($_ eq $student_table); |
$found_student = 1 if ($_ eq $student_table); |
| |
$found_groups = 1 if ($_ eq $students_groups_table); |
| |
$found_groupnames = 1 if ($_ eq $groupnames_table); |
| $found_part = 1 if ($_ eq $part_table); |
$found_part = 1 if ($_ eq $part_table); |
| $found_performance = 1 if ($_ eq $performance_table); |
$found_performance = 1 if ($_ eq $performance_table); |
| $found_parameters = 1 if ($_ eq $parameters_table); |
$found_parameters = 1 if ($_ eq $parameters_table); |
|
Line 1628 sub ensure_current_data {
|
Line 1658 sub ensure_current_data {
|
| my ($sname,$sdom,$courseid) = @_; |
my ($sname,$sdom,$courseid) = @_; |
| my $status = 'okay'; # return value |
my $status = 'okay'; # return value |
| # |
# |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| &ensure_tables_are_set_up($courseid); |
&ensure_tables_are_set_up($courseid); |
| # |
# |
| # Get the update time for the user |
# Get the update time for the user |
|
Line 1638 sub ensure_current_data {
|
Line 1668 sub ensure_current_data {
|
| $Apache::lonnet::perlvar{'lonUsersDir'}); |
$Apache::lonnet::perlvar{'lonUsersDir'}); |
| # |
# |
| my $student_id = &get_student_id($sname,$sdom); |
my $student_id = &get_student_id($sname,$sdom); |
| |
my @group_ids = &get_students_groupids($student_id); |
| my @Result = &Apache::lonmysql::get_rows($student_table, |
my @Result = &Apache::lonmysql::get_rows($student_table, |
| "student_id ='$student_id'"); |
"student_id ='$student_id'"); |
| my $data = undef; |
my $data = undef; |
|
Line 1677 sub ensure_current_full_data {
|
Line 1708 sub ensure_current_full_data {
|
| my ($sname,$sdom,$courseid) = @_; |
my ($sname,$sdom,$courseid) = @_; |
| my $status = 'okay'; # return value |
my $status = 'okay'; # return value |
| # |
# |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| &ensure_tables_are_set_up($courseid); |
&ensure_tables_are_set_up($courseid); |
| # |
# |
| # Get the update time for the user |
# Get the update time for the user |
|
Line 1686 sub ensure_current_full_data {
|
Line 1717 sub ensure_current_full_data {
|
| $Apache::lonnet::perlvar{'lonUsersDir'}); |
$Apache::lonnet::perlvar{'lonUsersDir'}); |
| # |
# |
| my $student_id = &get_student_id($sname,$sdom); |
my $student_id = &get_student_id($sname,$sdom); |
| |
my @group_ids = &get_students_groupids($student_id); |
| my @Result = &Apache::lonmysql::get_rows($student_table, |
my @Result = &Apache::lonmysql::get_rows($student_table, |
| "student_id ='$student_id'"); |
"student_id ='$student_id'"); |
| my $updatetime; |
my $updatetime; |
|
Line 1853 an empty list is returned.
|
Line 1885 an empty list is returned.
|
| sub get_current_state { |
sub get_current_state { |
| my ($sname,$sdom,$symb,$courseid,$forcedownload)=@_; |
my ($sname,$sdom,$symb,$courseid,$forcedownload)=@_; |
| # |
# |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| return () if (! defined($sname) || ! defined($sdom)); |
return () if (! defined($sname) || ! defined($sdom)); |
| # |
# |
|
Line 1901 populated and all local caching variable
|
Line 1933 populated and all local caching variable
|
| properly. This means you need to call &ensure_current_data for |
properly. This means you need to call &ensure_current_data for |
| the students you are concerned with prior to calling this routine. |
the students you are concerned with prior to calling this routine. |
| |
|
| Inputs: $Sections, $status, $symb, $part, $courseid, $starttime, $endtime |
Inputs: $Sections, Groups, $status, $symb, $part, $courseid, $starttime, |
| |
$endtime |
| |
|
| =over 4 |
=over 4 |
| |
|
| =item $Sections Array ref containing section names for students. |
=item $Sections Array ref containing section names for students. |
| 'all' is allowed to be the first (and only) item in the array. |
'all' is allowed to be the first (and only) item in the array. |
| |
|
| |
=item $Groups Array ref containing group names for students. |
| |
'all' is allowed to be the first (and only) item in the array. |
| |
|
| =item $status String describing the status of students |
=item $status String describing the status of students |
| |
|
| =item $symb is the symb for the problem. |
=item $symb is the symb for the problem. |
|
Line 1954 able to answer it correctly.
|
Line 1990 able to answer it correctly.
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| sub get_problem_statistics { |
sub get_problem_statistics { |
| my ($Sections,$status,$symb,$part,$courseid,$starttime,$endtime) = @_; |
my ($Sections,$Groups,$status,$symb,$part,$courseid,$starttime,$endtime) = @_; |
| return if (! defined($symb) || ! defined($part)); |
return if (! defined($symb) || ! defined($part)); |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $symb_id = &get_symb_id($symb); |
my $symb_id = &get_symb_id($symb); |
|
Line 1978 sub get_problem_statistics {
|
Line 2014 sub get_problem_statistics {
|
| (defined($status) && lc($status) ne 'any')) { |
(defined($status) && lc($status) ne 'any')) { |
| $request .= 'NATURAL LEFT JOIN '.$student_table.' AS b '; |
$request .= 'NATURAL LEFT JOIN '.$student_table.' AS b '; |
| } |
} |
| |
my ($groups_join,$group_limits) = &limit_by_group($Groups,'b','c','d'); |
| |
if (defined($groups_join)) { |
| |
$request .= $groups_join; |
| |
} |
| $request .= ' WHERE a.symb_id='.$symb_id.' AND a.part_id='.$part_id; |
$request .= ' WHERE a.symb_id='.$symb_id.' AND a.part_id='.$part_id; |
| # |
# |
| # Limit the students included to those specified |
# Limit the students included to those specified |
|
Line 2003 sub get_problem_statistics {
|
Line 2043 sub get_problem_statistics {
|
| if (defined($time_requirements)) { |
if (defined($time_requirements)) { |
| $request .= ' AND '.$time_requirements; |
$request .= ' AND '.$time_requirements; |
| } |
} |
| |
# Limit by group, as required |
| |
if (defined($group_limits)) { |
| |
$request .= ' AND '.$group_limits; |
| |
} |
| # |
# |
| # Finally, execute the request to create the temporary table |
# Finally, execute the request to create the temporary table |
| $dbh->do($request); |
$dbh->do($request); |
|
Line 2083 sub execute_SQL_request {
|
Line 2127 sub execute_SQL_request {
|
| my ($dbh,$request)=@_; |
my ($dbh,$request)=@_; |
| # &Apache::lonnet::logthis($request); |
# &Apache::lonnet::logthis($request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| |
if (!$sth) { |
| |
die($dbh->errstr . " SQL: $request"); |
| |
} |
| $sth->execute(); |
$sth->execute(); |
| my $row = $sth->fetchrow_arrayref(); |
my $row = $sth->fetchrow_arrayref(); |
| if (ref($row) eq 'ARRAY' && scalar(@$row)>0) { |
if (ref($row) eq 'ARRAY' && scalar(@$row)>0) { |
|
Line 2105 sub execute_SQL_request {
|
Line 2152 sub execute_SQL_request {
|
| sub populate_weight_table { |
sub populate_weight_table { |
| my ($courseid) = @_; |
my ($courseid) = @_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my ($top,$sequences,$assessments) = get_sequence_assessment_data(); |
my $navmap = Apache::lonnavmaps::navmap->new(); |
| if (! defined($top) || ! ref($top)) { |
if (!defined($navmap)) { |
| # There has been an error, better report it |
&Apache::lonnet::logthis('loncoursedata::populate_weight_table:'.$/. |
| &Apache::lonnet::logthis('top is undefined'); |
' unable to get navmaps resource'.$/. |
| |
' '.join(' ',(caller))); |
| |
return; |
| |
} |
| |
my @sequences = $navmap->retrieveResources(undef, |
| |
sub { shift->is_map(); },1,0,1); |
| |
my @resources; |
| |
foreach my $seq (@sequences) { |
| |
push(@resources,$navmap->retrieveResources($seq, |
| |
sub {shift->is_problem();}, |
| |
0,0,0)); |
| |
} |
| |
if (! scalar(@resources)) { |
| |
&Apache::lonnet::logthis('loncoursedata::populate_weight_table:'.$/. |
| |
' no resources returned for '.$courseid); |
| return; |
return; |
| } |
} |
| # Since we use lonnet::EXT to retrieve problem weights, |
# Since we use lonnet::EXT to retrieve problem weights, |
|
Line 2122 sub populate_weight_table {
|
Line 2183 sub populate_weight_table {
|
| my $request = 'INSERT IGNORE INTO '.$weight_table. |
my $request = 'INSERT IGNORE INTO '.$weight_table. |
| "(symb_id,part_id,weight) VALUES "; |
"(symb_id,part_id,weight) VALUES "; |
| my $weight; |
my $weight; |
| foreach my $res (@$assessments) { |
foreach my $res (@resources) { |
| my $symb_id = &get_symb_id($res->{'symb'}); |
my $symb_id = &get_symb_id($res->symb); |
| foreach my $part (@{$res->{'parts'}}) { |
foreach my $part (@{$res->parts}) { |
| my $part_id = &get_part_id($part); |
my $part_id = &get_part_id($part); |
| $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight', |
$weight = &Apache::lonnet::EXT('resource.'.$part.'.weight', |
| $res->{'symb'}, |
$res->symb, |
| undef,undef,undef); |
undef,undef,undef); |
| if (!defined($weight) || ($weight eq '')) { |
if (!defined($weight) || ($weight eq '')) { |
| $weight=1; |
$weight=1; |
|
Line 2206 sub limit_by_section_and_status {
|
Line 2267 sub limit_by_section_and_status {
|
| join(' OR ', map { $tablename.".section='".$_."'" } @$Sections |
join(' OR ', map { $tablename.".section='".$_."'" } @$Sections |
| ).')'; |
).')'; |
| } |
} |
| # |
|
| my $enrollment_requirements=undef; |
my $enrollment_requirements=undef; |
| if (defined($enrollment) && $enrollment ne 'Any') { |
if (defined($enrollment) && $enrollment ne 'Any') { |
| $enrollment_requirements = $tablename.".status='".$enrollment."'"; |
$enrollment_requirements = $tablename.".status='".$enrollment."'"; |
|
Line 2216 sub limit_by_section_and_status {
|
Line 2276 sub limit_by_section_and_status {
|
| |
|
| ###################################################### |
###################################################### |
| ###################################################### |
###################################################### |
| |
|
| |
=pod |
| |
|
| |
=item &limit_by_group |
| |
|
| |
Build SQL LEFT JOIN statement to include students_groups and groupnames tables and SQL WHERE condition which limits the data collected by group. |
| |
|
| |
Inputs: $Groups (array ref) |
| |
$stutable The name of the table which holds the student data. |
| |
$grptable The name of the table which maps group_id to groupname. |
| |
$stugrptab The name of the table which holds student group affiliations. |
| |
Returns: $groups_join,$group_limits |
| |
$groups_join JOIN part of SQL statement (to include group related tables) |
| |
$group_limits SQL WHERE condition limiting to requested groups |
| |
=cut |
| |
|
| |
sub limit_by_group { |
| |
my ($Groups,$stutable,$grptable,$stugrptab) = @_; |
| |
my $groups_join = undef; |
| |
my $group_limits = undef; |
| |
if ( (defined($Groups) && $Groups->[0] ne 'all')) { |
| |
$groups_join = |
| |
' LEFT JOIN '.$students_groups_table. |
| |
' AS '.$stugrptab.' ON '. |
| |
$stugrptab.'.student_id = '.$stutable.'.student_id'. |
| |
' LEFT JOIN '.$groupnames_table. |
| |
' AS '.$grptable.' ON '. |
| |
$stugrptab.'.group_id = '.$grptable.'.group_id '; |
| |
$group_limits = |
| |
' ('. |
| |
join(' OR ', map { "$grptable.groupname='".$_."'" } @$Groups |
| |
).')'; |
| |
} |
| |
return ($groups_join,$group_limits); |
| |
} |
| |
|
| =pod |
=pod |
| |
|
|
Line 2224 sub limit_by_section_and_status {
|
Line 2319 sub limit_by_section_and_status {
|
| Inputs: |
Inputs: |
| $resources: array ref of hash ref. Each hash ref needs key 'symb'. |
$resources: array ref of hash ref. Each hash ref needs key 'symb'. |
| $Sections: array ref of sections to include, |
$Sections: array ref of sections to include, |
| |
$Groups: array ref of groups to include. |
| $enrollment: string, |
$enrollment: string, |
| $courseid (may be omitted) |
$courseid (may be omitted) |
| |
$starttime (may be omitted) |
| |
$endtime (may be omitted) |
| |
$has_award_for (may be omitted) |
| |
|
| Returns; An array of arrays. The sub arrays contain a student name and |
Returns; An array of arrays. The sub arrays contain a student name and |
| their score on the resources. |
their score on the resources. $starttime and $endtime constrain the |
| |
list to awards obtained during the given time limits. $has_score_on |
| |
constrains the list to those students who at least attempted the |
| |
resource identified by the given symb, which is used to filter out |
| |
such students for statistics that would be adversely affected by such |
| |
students. |
| |
|
| =cut |
=cut |
| |
|
|
Line 2238 sub RNK_student { return 0; };
|
Line 2342 sub RNK_student { return 0; };
|
| sub RNK_score { return 1; }; |
sub RNK_score { return 1; }; |
| |
|
| sub rank_students_by_scores_on_resources { |
sub rank_students_by_scores_on_resources { |
| my ($resources,$Sections,$enrollment,$courseid,$starttime,$endtime) = @_; |
my ($resources,$Sections,$Groups,$enrollment,$courseid,$starttime,$endtime, |
| |
$has_award_for) = @_; |
| return if (! defined($resources) || ! ref($resources) eq 'ARRAY'); |
return if (! defined($resources) || ! ref($resources) eq 'ARRAY'); |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| my ($section_limits,$enrollment_limits)= |
my ($section_limits,$enrollment_limits)= |
| &limit_by_section_and_status($Sections,$enrollment,'b'); |
&limit_by_section_and_status($Sections,$enrollment,'b'); |
| |
my ($groups_join,$group_limits) = &limit_by_group($Groups,'b','c','d'); |
| my $symb_limits = '('.join(' OR ',map {'a.symb_id='.&get_symb_id($_); |
my $symb_limits = '('.join(' OR ',map {'a.symb_id='.&get_symb_id($_); |
| } @$resources |
} @$resources |
| ).')'; |
).')'; |
| |
my ($award_col, $award_join, $award_clause) = ('', '', ''); |
| |
if ($has_award_for) { |
| |
my $resource_id = &get_symb_id($has_award_for); |
| |
$award_col = ", perf.awarded"; |
| |
$award_join = "LEFT JOIN $performance_table AS perf ON perf.symb_id" |
| |
." = $resource_id AND perf.student_id = b.student_id "; |
| |
$award_clause = "AND perf.awarded IS NOT NULL"; |
| |
} |
| my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
| my $request = 'SELECT b.student,SUM(a.awarded*w.weight) AS score FROM '. |
my $request = "SELECT b.student,SUM(a.awarded*w.weight) AS score " |
| $performance_table.' AS a '. |
."$award_col FROM $performance_table AS a ". |
| 'NATURAL LEFT JOIN '.$weight_table.' AS w '. |
"NATURAL LEFT JOIN $weight_table AS w ". |
| 'LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '. |
"LEFT JOIN $student_table AS b ON a.student_id=b.student_id ". |
| 'WHERE '; |
"$award_join $groups_join "; |
| |
my $limits; |
| if (defined($section_limits)) { |
if (defined($section_limits)) { |
| $request .= $section_limits.' AND '; |
$limits .= $section_limits.' AND '; |
| } |
} |
| if (defined($enrollment_limits)) { |
if (defined($enrollment_limits)) { |
| $request .= $enrollment_limits.' AND '; |
$limits .= $enrollment_limits.' AND '; |
| } |
} |
| if (defined($time_limits)) { |
if (defined($time_limits)) { |
| $request .= $time_limits.' AND '; |
$limits .= $time_limits.' AND '; |
| } |
} |
| if ($symb_limits ne '()') { |
if ($symb_limits ne '()') { |
| $request .= $symb_limits.' AND '; |
$limits .= $symb_limits.' AND '; |
| |
} |
| |
if (defined($group_limits)) { |
| |
$limits .= $group_limits.' AND '; |
| } |
} |
| $request =~ s/( AND )$//; # Remove extra conjunction |
if ($limits) { |
| $request =~ s/( WHERE )$//; # In case there were no limits placed on it |
$limits =~ s/( AND )$//; # Remove extra conjunction |
| $request .= ' GROUP BY a.student_id ORDER BY score'; |
$request .= "WHERE $limits"; |
| |
} |
| |
$request .= " $award_clause GROUP BY a.student_id ORDER BY score"; |
| #&Apache::lonnet::logthis('request = '.$/.$request); |
#&Apache::lonnet::logthis('request = '.$/.$request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request) or die "Can't prepare $request"; |
| $sth->execute(); |
$sth->execute(); |
| my $rows = $sth->fetchall_arrayref(); |
my $rows = $sth->fetchall_arrayref(); |
| return ($rows); |
return ($rows); |
|
Line 2299 Returns: the sum of the score on the pro
|
Line 2419 Returns: the sum of the score on the pro
|
| ######################################################## |
######################################################## |
| ######################################################## |
######################################################## |
| sub get_sum_of_scores { |
sub get_sum_of_scores { |
| my ($resource,$part,$students,$courseid,$starttime,$endtime) = @_; |
my ($symb,$part,$students,$courseid,$starttime,$endtime) = @_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| |
} |
| |
if (defined($students) && |
| |
((@$students == 0) || |
| |
(@$students == 1 && (! defined($students->[0]) || |
| |
$students->[0] eq '')) |
| |
) |
| |
){ |
| |
undef($students); |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
|
Line 2310 sub get_sum_of_scores {
|
Line 2438 sub get_sum_of_scores {
|
| my $request = 'SELECT SUM(a.awarded*w.weight),SUM(w.weight) FROM '. |
my $request = 'SELECT SUM(a.awarded*w.weight),SUM(w.weight) FROM '. |
| $performance_table.' AS a '. |
$performance_table.' AS a '. |
| 'NATURAL LEFT JOIN '.$weight_table.' AS w '; |
'NATURAL LEFT JOIN '.$weight_table.' AS w '; |
| $request .= 'WHERE a.symb_id='.&get_symb_id($resource->{'symb'}). |
$request .= 'WHERE a.symb_id='.&get_symb_id($symb). |
| ' AND a.part_id='.&get_part_id($part); |
' AND a.part_id='.&get_part_id($part); |
| if (defined($time_limits)) { |
if (defined($time_limits)) { |
| $request .= ' AND '.$time_limits; |
$request .= ' AND '.$time_limits; |
|
Line 2325 sub get_sum_of_scores {
|
Line 2453 sub get_sum_of_scores {
|
| $sth->execute(); |
$sth->execute(); |
| my $rows = $sth->fetchrow_arrayref(); |
my $rows = $sth->fetchrow_arrayref(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 1 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed, fetchrow_arrayrefed'. |
| |
$/.$request); |
| return (undef,undef); |
return (undef,undef); |
| } |
} |
| return ($rows->[0],$rows->[1]); |
return ($rows->[0],$rows->[1]); |
|
Line 2353 Returns: minimum, maximum, mean, s.d., n
|
Line 2483 Returns: minimum, maximum, mean, s.d., n
|
| ######################################################## |
######################################################## |
| ######################################################## |
######################################################## |
| sub score_stats { |
sub score_stats { |
| my ($Sections,$enrollment,$symbs,$starttime,$endtime,$courseid)=@_; |
my ($Sections,$Groups,$enrollment,$symbs,$starttime,$endtime,$courseid)=@_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
|
Line 2363 sub score_stats {
|
Line 2493 sub score_stats {
|
| # |
# |
| my ($section_limits,$enrollment_limits)= |
my ($section_limits,$enrollment_limits)= |
| &limit_by_section_and_status($Sections,$enrollment,'b'); |
&limit_by_section_and_status($Sections,$enrollment,'b'); |
| |
my ($groups_join,$group_limits) = &limit_by_group($Groups,'b','c','d'); |
| my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
| my @Symbids = map { &get_symb_id($_); } @{$symbs}; |
my @Symbids = map { &get_symb_id($_); } @{$symbs}; |
| # |
# |
|
Line 2377 sub score_stats {
|
Line 2508 sub score_stats {
|
| $performance_table.' AS a '. |
$performance_table.' AS a '. |
| 'NATURAL LEFT JOIN '.$weight_table.' AS w '. |
'NATURAL LEFT JOIN '.$weight_table.' AS w '. |
| 'LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '. |
'LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '. |
| 'WHERE ('.$symb_restriction.')'; |
$groups_join; |
| |
my $limit = ' WHERE ('.$symb_restriction.')'; |
| if ($time_limits) { |
if ($time_limits) { |
| $request .= ' AND '.$time_limits; |
$limit .= ' AND '.$time_limits; |
| } |
} |
| if ($section_limits) { |
if ($section_limits) { |
| $request .= ' AND '.$section_limits; |
$limit .= ' AND '.$section_limits; |
| } |
} |
| if ($enrollment_limits) { |
if ($enrollment_limits) { |
| $request .= ' AND '.$enrollment_limits; |
$limit .= ' AND '.$enrollment_limits; |
| } |
} |
| $request .= ' GROUP BY a.student_id'; |
if ($group_limits) { |
| |
$limit .= ' AND '.$group_limits; |
| |
} |
| |
$request .= $limit.' GROUP BY a.student_id'; |
| # &Apache::lonnet::logthis('request = '.$/.$request); |
# &Apache::lonnet::logthis('request = '.$/.$request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
|
Line 2398 sub score_stats {
|
Line 2533 sub score_stats {
|
| # &Apache::lonnet::logthis('request = '.$/.$request); |
# &Apache::lonnet::logthis('request = '.$/.$request); |
| |
|
| $request = 'SELECT SUM(weight) FROM '.$weight_table. |
$request = 'SELECT SUM(weight) FROM '.$weight_table. |
| ' WHERE ('.$symb_restriction.')'; |
' AS a WHERE ('.$symb_restriction.')'; |
| my ($max_possible) = &execute_SQL_request($dbh,$request); |
my ($max_possible) = &execute_SQL_request($dbh,$request); |
| # &Apache::lonnet::logthis('request = '.$/.$request); |
# &Apache::lonnet::logthis('request = '.$/.$request); |
| return($min,$max,$ave,$std,$count,$max_possible); |
return($min,$max,$ave,$std,$count,$max_possible); |
|
Line 2412 sub score_stats {
|
Line 2547 sub score_stats {
|
| |
|
| =item &count_stats |
=item &count_stats |
| |
|
| Inputs: $Sections, $enrollment, $symbs, $starttime, |
Inputs: $Sections, $Groups, $enrollment, $symbs, $starttime, |
| $endtime, $courseid |
$endtime, $courseid |
| |
|
| $Sections, $enrollment, $starttime, $endtime, and $courseid are the same as |
$Sections, $Groups $enrollment, $starttime, $endtime, and $courseid are the |
| elsewhere in this module. |
same as elsewhere in this module. |
| $symbs is an array ref of symbs |
$symbs is an array ref of symbs |
| |
|
| Returns: minimum, maximum, mean, s.d., and number of students |
Returns: minimum, maximum, mean, s.d., and number of students |
|
Line 2427 Returns: minimum, maximum, mean, s.d., a
|
Line 2562 Returns: minimum, maximum, mean, s.d., a
|
| ######################################################## |
######################################################## |
| ######################################################## |
######################################################## |
| sub count_stats { |
sub count_stats { |
| my ($Sections,$enrollment,$symbs,$starttime,$endtime,$courseid)=@_; |
my ($Sections,$Groups,$enrollment,$symbs,$starttime,$endtime,$courseid)=@_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
|
Line 2437 sub count_stats {
|
Line 2572 sub count_stats {
|
| # |
# |
| my ($section_limits,$enrollment_limits)= |
my ($section_limits,$enrollment_limits)= |
| &limit_by_section_and_status($Sections,$enrollment,'b'); |
&limit_by_section_and_status($Sections,$enrollment,'b'); |
| |
my ($groups_join,$group_limits) = &limit_by_group($Groups,'b','c','d'); |
| my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
my $time_limits = &limit_by_start_end_time($starttime,$endtime,'a'); |
| my @Symbids = map { &get_symb_id($_); } @{$symbs}; |
my @Symbids = map { &get_symb_id($_); } @{$symbs}; |
| # |
# |
|
Line 2447 sub count_stats {
|
Line 2583 sub count_stats {
|
| $request = |
$request = |
| 'CREATE TEMPORARY TABLE '.$stats_table.' '. |
'CREATE TEMPORARY TABLE '.$stats_table.' '. |
| 'SELECT a.student_id,'. |
'SELECT a.student_id,'. |
| 'COUNT(a.award) AS count FROM '. |
'SUM(a.awarded) AS count FROM '. |
| $performance_table.' AS a '. |
$performance_table.' AS a '. |
| 'LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '. |
'LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '. |
| 'WHERE ('.$symb_restriction.')'. |
$groups_join; |
| " AND a.award!='INCORRECT_ATTEMPTED'"; |
my $limit = ' WHERE ('.$symb_restriction.')'; |
| if ($time_limits) { |
if ($time_limits) { |
| $request .= ' AND '.$time_limits; |
$limit .= ' AND '.$time_limits; |
| } |
} |
| if ($section_limits) { |
if ($section_limits) { |
| $request .= ' AND '.$section_limits; |
$limit .= ' AND '.$section_limits; |
| } |
} |
| if ($enrollment_limits) { |
if ($enrollment_limits) { |
| $request .= ' AND '.$enrollment_limits; |
$limit .= ' AND '.$enrollment_limits; |
| } |
} |
| $request .= ' GROUP BY a.student_id'; |
if ($group_limits) { |
| |
$limit .= ' AND '.$group_limits; |
| |
} |
| |
$request .= $limit.' GROUP BY a.student_id'; |
| # &Apache::lonnet::logthis('request = '.$/.$request); |
# &Apache::lonnet::logthis('request = '.$/.$request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
|
Line 2486 sub count_stats {
|
Line 2625 sub count_stats {
|
| ###################################################### |
###################################################### |
| sub get_student_data { |
sub get_student_data { |
| my ($students,$courseid) = @_; |
my ($students,$courseid) = @_; |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| return undef if (! defined($dbh)); |
return undef if (! defined($dbh)); |
|
Line 2505 sub get_student_data {
|
Line 2644 sub get_student_data {
|
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 2 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
|
Line 2514 sub get_student_data {
|
Line 2654 sub get_student_data {
|
| } |
} |
| } |
} |
| |
|
| sub RD_student_id { return 0; } |
sub RD_student_id { return 0; } |
| sub RD_awarddetail { return 1; } |
sub RD_awarddetail { return 1; } |
| sub RD_response_eval { return 2; } |
sub RD_response_eval { return 2; } |
| sub RD_submission { return 3; } |
sub RD_response_eval_2 { return 3; } |
| sub RD_timestamp { return 4; } |
sub RD_submission { return 4; } |
| sub RD_tries { return 5; } |
sub RD_timestamp { return 5; } |
| sub RD_sname { return 6; } |
sub RD_tries { return 6; } |
| |
sub RD_sname { return 7; } |
| |
|
| sub get_response_data { |
sub get_response_data { |
| my ($Sections,$enrollment,$symb,$response,$courseid) = @_; |
my ($Sections,$Groups,$enrollment,$symb,$response,$courseid) = @_; |
| return undef if (! defined($symb) || |
return undef if (! defined($symb) || |
| ! defined($response)); |
! defined($response)); |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $symb_id = &get_symb_id($symb); |
my $symb_id = &get_symb_id($symb); |
| |
if (! defined($symb_id)) { |
| |
&Apache::lonnet::logthis('Unable to find symb for '.$symb.' in '.$courseid); |
| |
return undef; |
| |
} |
| my $response_id = &get_part_id($response); |
my $response_id = &get_part_id($response); |
| |
if (! defined($response_id)) { |
| |
&Apache::lonnet::logthis('Unable to find id for '.$response.' in '.$courseid); |
| |
return undef; |
| |
} |
| # |
# |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| return undef if (! defined($dbh)); |
return undef if (! defined($dbh)); |
| # |
# |
| my ($student_requirements,$enrollment_requirements) = |
my ($student_requirements,$enrollment_requirements) = |
| &limit_by_section_and_status($Sections,$enrollment,'d'); |
&limit_by_section_and_status($Sections,$enrollment,'d'); |
| |
my ($groups_join,$group_limits) = &limit_by_group($Groups,'d','e','f'); |
| my $request = 'SELECT '. |
my $request = 'SELECT '. |
| 'a.student_id, a.awarddetail, a.response_specific_value, '. |
'a.student_id, a.awarddetail, a.response_specific_value, '. |
| 'a.submission, b.timestamp, c.tries, d.student '. |
'a.response_specific_value_2, a.submission, b.timestamp, '. |
| |
'c.tries, d.student '. |
| 'FROM '.$fulldump_response_table.' AS a '. |
'FROM '.$fulldump_response_table.' AS a '. |
| 'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
| 'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
|
Line 2549 sub get_response_data {
|
Line 2700 sub get_response_data {
|
| 'a.part_id=c.part_id AND a.transaction = c.transaction '. |
'a.part_id=c.part_id AND a.transaction = c.transaction '. |
| 'LEFT JOIN '.$student_table.' AS d '. |
'LEFT JOIN '.$student_table.' AS d '. |
| 'ON a.student_id=d.student_id '. |
'ON a.student_id=d.student_id '. |
| 'WHERE '. |
$groups_join; |
| |
my $limit = ' WHERE '. |
| 'a.symb_id='.$symb_id.' AND a.response_id='.$response_id; |
'a.symb_id='.$symb_id.' AND a.response_id='.$response_id; |
| if (defined($student_requirements) || defined($enrollment_requirements)) { |
if (defined($student_requirements)) { |
| $request .= ' AND '; |
$limit .= ' AND '.$student_requirements; |
| if (defined($student_requirements)) { |
|
| $request .= $student_requirements.' AND '; |
|
| } |
|
| if (defined($enrollment_requirements)) { |
|
| $request .= $enrollment_requirements.' AND '; |
|
| } |
|
| $request =~ s/( AND )$//; |
|
| } |
} |
| $request .= ' ORDER BY b.timestamp'; |
if (defined($enrollment_requirements)) { |
| |
$limit .= ' AND '.$enrollment_requirements; |
| |
} |
| |
if (defined($group_limits)) { |
| |
$limit .= ' AND '.$group_limits; |
| |
} |
| |
$request .= $limit.' ORDER BY b.timestamp'; |
| # &Apache::lonnet::logthis("request =\n".$request); |
# &Apache::lonnet::logthis("request =\n".$request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 3 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
|
Line 2580 sub get_response_data {
|
Line 2732 sub get_response_data {
|
| } |
} |
| |
|
| |
|
| sub RDs_awarddetail { return 3; } |
sub RDs_awarddetail { return 3; } |
| sub RDs_submission { return 2; } |
sub RDs_submission { return 2; } |
| sub RDs_timestamp { return 1; } |
sub RDs_timestamp { return 1; } |
| sub RDs_tries { return 0; } |
sub RDs_tries { return 0; } |
| sub RDs_awarded { return 4; } |
sub RDs_awarded { return 4; } |
| |
sub RDs_response_eval { return 5; } |
| |
sub RDs_response_eval_2 { return 6; } |
| |
sub RDs_part_award { return 7; } |
| |
|
| sub get_response_data_by_student { |
sub get_response_data_by_student { |
| my ($student,$symb,$response,$courseid) = @_; |
my ($student,$symb,$response,$courseid) = @_; |
| return undef if (! defined($symb) || |
return undef if (! defined($symb) || |
| ! defined($response)); |
! defined($response)); |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $symb_id = &get_symb_id($symb); |
my $symb_id = &get_symb_id($symb); |
|
Line 2598 sub get_response_data_by_student {
|
Line 2753 sub get_response_data_by_student {
|
| # |
# |
| my $student_id = &get_student_id($student->{'username'}, |
my $student_id = &get_student_id($student->{'username'}, |
| $student->{'domain'}); |
$student->{'domain'}); |
| |
my @group_ids = &get_students_groupids($student_id); |
| # |
# |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| return undef if (! defined($dbh)); |
return undef if (! defined($dbh)); |
| my $request = 'SELECT '. |
my $request = 'SELECT '. |
| 'c.tries, b.timestamp, a.submission, a.awarddetail, e.awarded '. |
'c.tries, b.timestamp, a.submission, a.awarddetail, c.awarded, '. |
| |
'a.response_specific_value, a.response_specific_value_2, c.award '. |
| 'FROM '.$fulldump_response_table.' AS a '. |
'FROM '.$fulldump_response_table.' AS a '. |
| 'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
| 'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
|
Line 2622 sub get_response_data_by_student {
|
Line 2779 sub get_response_data_by_student {
|
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 4 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
|
Line 2642 sub RT_tries { return 2; }
|
Line 2800 sub RT_tries { return 2; }
|
| sub RT_timestamp { return 3; } |
sub RT_timestamp { return 3; } |
| |
|
| sub get_response_time_data { |
sub get_response_time_data { |
| my ($students,$symb,$part,$courseid) = @_; |
my ($sections,$groups,$enrollment,$symb,$part,$courseid) = @_; |
| return undef if (! defined($symb) || |
return undef if (! defined($symb) || |
| ! defined($part)); |
! defined($part)); |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| # |
# |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $symb_id = &get_symb_id($symb); |
my $symb_id = &get_symb_id($symb); |
| |
if (! defined($symb_id)) { |
| |
&Apache::lonnet::logthis('Unable to find symb for '.$symb.' in '.$courseid); |
| |
return undef; |
| |
} |
| my $part_id = &get_part_id($part); |
my $part_id = &get_part_id($part); |
| |
if (! defined($part_id)) { |
| |
&Apache::lonnet::logthis('Unable to find id for '.$part.' in '.$courseid); |
| |
return undef; |
| |
} |
| # |
# |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| return undef if (! defined($dbh)); |
return undef if (! defined($dbh)); |
| |
my ($student_requirements,$enrollment_requirements) = |
| |
&limit_by_section_and_status($sections,$enrollment,'d'); |
| |
my ($groups_join,$group_limits) = &limit_by_group($groups,'d','e','f'); |
| my $request = 'SELECT '. |
my $request = 'SELECT '. |
| 'a.student_id, a.awarded, a.tries, b.timestamp '. |
'a.student_id, a.awarded, a.tries, b.timestamp '. |
| 'FROM '.$fulldump_part_table.' AS a '. |
'FROM '.$fulldump_part_table.' AS a '. |
| 'NATURAL LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
| # 'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
| # 'a.transaction = b.transaction '. |
'a.transaction = b.transaction '. |
| 'WHERE '. |
'LEFT JOIN '.$student_table.' as d '. |
| |
'ON a.student_id=d.student_id '. |
| |
$groups_join; |
| |
my $limit = ' WHERE '. |
| 'a.symb_id='.$symb_id.' AND a.part_id='.$part_id; |
'a.symb_id='.$symb_id.' AND a.part_id='.$part_id; |
| if (defined($students)) { |
if (defined($student_requirements)) { |
| $request .= ' AND ('. |
$limit .= ' AND '.$student_requirements; |
| join(' OR ', map {'a.student_id='. |
|
| &get_student_id($_->{'username'}, |
|
| $_->{'domain'}) |
|
| } @$students |
|
| ).')'; |
|
| } |
} |
| $request .= ' ORDER BY b.timestamp'; |
if (defined($enrollment_requirements)) { |
| |
$limit .= ' AND '.$enrollment_requirements; |
| |
} |
| |
if (defined($group_limits)) { |
| |
$limit .= ' AND '.$group_limits; |
| |
} |
| |
$request .= $limit.' ORDER BY b.timestamp'; |
| # &Apache::lonnet::logthis("request =\n".$request); |
# &Apache::lonnet::logthis("request =\n".$request); |
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 5 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
|
Line 2689 sub get_response_time_data {
|
Line 2863 sub get_response_time_data {
|
| |
|
| =pod |
=pod |
| |
|
| =item &get_student_scores($Sections,$Symbs,$enrollment,$courseid) |
=item &get_student_scores($Sections,$Groups,$Symbs,$enrollment,$courseid) |
| |
|
| =cut |
=cut |
| |
|
| ################################################ |
################################################ |
| ################################################ |
################################################ |
| sub get_student_scores { |
sub get_student_scores { |
| my ($Sections,$Symbs,$enrollment,$courseid,$starttime,$endtime) = @_; |
my ($sections,$groups,$Symbs,$enrollment,$courseid,$starttime,$endtime) = @_; |
| $courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
$courseid = $env{'request.course.id'} if (! defined($courseid)); |
| &setup_table_names($courseid); |
&setup_table_names($courseid); |
| my $dbh = &Apache::lonmysql::get_dbh(); |
my $dbh = &Apache::lonmysql::get_dbh(); |
| return (undef) if (! defined($dbh)); |
return (undef) if (! defined($dbh)); |
| my $tmptable = $courseid.'_temp_'.time; |
my $tmptable = $courseid.'_temp_'.time; |
| |
my $request = 'DROP TABLE IF EXISTS '.$tmptable; |
| |
# &Apache::lonnet::logthis('request = '.$/.$request); |
| |
$dbh->do($request); |
| # |
# |
| my $symb_requirements; |
my $symb_requirements; |
| if (defined($Symbs) && @$Symbs) { |
if (defined($Symbs) && @$Symbs) { |
|
Line 2712 sub get_student_scores {
|
Line 2889 sub get_student_scores {
|
| } @$Symbs).')'; |
} @$Symbs).')'; |
| } |
} |
| # |
# |
| my $student_requirements; |
my ($student_requirements,$enrollment_requirements) = |
| if ( (defined($Sections) && $Sections->[0] ne 'all')) { |
&limit_by_section_and_status($sections,$enrollment,'b'); |
| $student_requirements = '('. |
|
| join(' OR ', map { "b.section='".$_."'" } @$Sections |
|
| ).')'; |
|
| } |
|
| # |
|
| my $enrollment_requirements=undef; |
|
| if (defined($enrollment) && $enrollment ne 'Any') { |
|
| $enrollment_requirements = "b.status='".$enrollment."'"; |
|
| } |
|
| # |
# |
| my $time_requirements = undef; |
my ($groups_join,$group_limits) = &limit_by_group($groups,'b','d','e'); |
| if (defined($starttime)) { |
my $time_requirements = &limit_by_start_end_time($starttime,$endtime,'a'); |
| $time_requirements .= "a.timestamp>='".$starttime."'"; |
|
| if (defined($endtime)) { |
|
| $time_requirements .= " AND a.timestamp<='".$endtime."'"; |
|
| } |
|
| } elsif (defined($endtime)) { |
|
| $time_requirements .= "a.timestamp<='".$endtime."'"; |
|
| } |
|
| ## |
|
| ## |
## |
| my $request = 'CREATE TEMPORARY TABLE IF NOT EXISTS '.$tmptable. |
$request = 'CREATE TEMPORARY TABLE IF NOT EXISTS '.$tmptable. |
| ' SELECT a.student_id,SUM(a.awarded) AS score FROM '. |
' SELECT a.student_id,SUM(a.awarded*c.weight) AS score FROM '. |
| $performance_table.' AS a '; |
$performance_table.' AS a '; |
| |
$request .= "LEFT JOIN ".$weight_table.' AS c ON a.symb_id=c.symb_id AND a.part_id=c.part_id '; |
| if (defined($student_requirements) || defined($enrollment_requirements)) { |
if (defined($student_requirements) || defined($enrollment_requirements)) { |
| $request .= ' NATURAL LEFT JOIN '.$student_table.' AS b '; |
$request .= ' LEFT JOIN '.$student_table.' AS b ON a.student_id=b.student_id '; |
| } |
} |
| if (defined($symb_requirements) || |
if (defined($groups_join)) { |
| defined($student_requirements) || |
$request .= $groups_join; |
| defined($enrollment_requirements) ) { |
} |
| |
if (defined($symb_requirements) || |
| |
defined($student_requirements) || |
| |
defined($enrollment_requirements) || |
| |
defined($group_limits) ) { |
| $request .= ' WHERE '; |
$request .= ' WHERE '; |
| } |
} |
| if (defined($symb_requirements)) { |
if (defined($symb_requirements)) { |
|
Line 2764 sub get_student_scores {
|
Line 2929 sub get_student_scores {
|
| my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 6 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| $request = 'SELECT score,COUNT(*) FROM '.$tmptable.' GROUP BY score'; |
$request = 'SELECT score,COUNT(*) FROM '.$tmptable.' GROUP BY score'; |
|
Line 2772 sub get_student_scores {
|
Line 2938 sub get_student_scores {
|
| $sth = $dbh->prepare($request); |
$sth = $dbh->prepare($request); |
| $sth->execute(); |
$sth->execute(); |
| if ($dbh->err) { |
if ($dbh->err) { |
| &Apache::lonnet::logthis('error = '.$dbh->errstr()); |
&Apache::lonnet::logthis('error 7 = '.$dbh->errstr()); |
| |
&Apache::lonnet::logthis('prepared then executed '.$/.$request); |
| return undef; |
return undef; |
| } |
} |
| my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
|
Line 2799 Cleans up the package variables for loca
|
Line 2966 Cleans up the package variables for loca
|
| sub setup_table_names { |
sub setup_table_names { |
| my ($courseid) = @_; |
my ($courseid) = @_; |
| if (! defined($courseid)) { |
if (! defined($courseid)) { |
| $courseid = $ENV{'request.course.id'}; |
$courseid = $env{'request.course.id'}; |
| } |
} |
| # |
# |
| if (! defined($current_course) || $current_course ne $courseid) { |
if (! defined($current_course) || $current_course ne $courseid) { |
|
Line 2813 sub setup_table_names {
|
Line 2980 sub setup_table_names {
|
| $have_read_student_table = 0; |
$have_read_student_table = 0; |
| undef(%ids_by_student); |
undef(%ids_by_student); |
| undef(%students_by_id); |
undef(%students_by_id); |
| |
$have_read_groupnames_table = 0; |
| |
undef(%ids_by_groupname); |
| # |
# |
| $current_course = $courseid; |
$current_course = $courseid; |
| } |
} |
| # |
# |
| # Set up database names |
# Set up database names |
| my $base_id = $courseid; |
my $base_id = $courseid; |
| $symb_table = $base_id.'_'.'symb'; |
$symb_table = $base_id.'_'.'symb'; |
| $part_table = $base_id.'_'.'part'; |
$part_table = $base_id.'_'.'part'; |
| $student_table = $base_id.'_'.'student'; |
$student_table = $base_id.'_'.'student'; |
| $performance_table = $base_id.'_'.'performance'; |
$groupnames_table = $base_id.'_'.'groupnames'; |
| $parameters_table = $base_id.'_'.'parameters'; |
$students_groups_table = $base_id.'_'.'studentgroups'; |
| |
$performance_table = $base_id.'_'.'performance'; |
| |
$parameters_table = $base_id.'_'.'parameters'; |
| $fulldump_part_table = $base_id.'_'.'partdata'; |
$fulldump_part_table = $base_id.'_'.'partdata'; |
| $fulldump_response_table = $base_id.'_'.'responsedata'; |
$fulldump_response_table = $base_id.'_'.'responsedata'; |
| $fulldump_timestamp_table = $base_id.'_'.'timestampdata'; |
$fulldump_timestamp_table = $base_id.'_'.'timestampdata'; |
|
Line 2833 sub setup_table_names {
|
Line 3004 sub setup_table_names {
|
| $symb_table, |
$symb_table, |
| $part_table, |
$part_table, |
| $student_table, |
$student_table, |
| |
$groupnames_table, |
| |
$students_groups_table, |
| $performance_table, |
$performance_table, |
| $parameters_table, |
$parameters_table, |
| $fulldump_part_table, |
$fulldump_part_table, |
|
Line 2872 Retrieve the classist of a given class o
|
Line 3045 Retrieve the classist of a given class o
|
| information is returned from the classlist.db file and, if needed, |
information is returned from the classlist.db file and, if needed, |
| from the students environment. |
from the students environment. |
| |
|
| Optional arguments are $cid, $cdom, and $cnum (course id, course domain, |
Optional arguments are $cdom, and $cnum (course domain, |
| and course number, respectively). Any omitted arguments will be taken |
and course number, respectively). If either is ommitted the course |
| from the current environment ($ENV{'request.course.id'}, |
will be taken from the current environment ($env{'request.course.id'}, |
| $ENV{'course.'.$cid.'.domain'}, and $ENV{'course.'.$cid.'.num'}). |
$env{'course.'.$cid.'.domain'}, and $env{'course.'.$cid.'.num'}). |
| |
|
| Returns a reference to a hash which contains: |
Returns a reference to a hash which contains: |
| keys '$sname:$sdom' |
keys '$sname:$sdom' |
|
Line 2902 sub CL_TYPE { return 8; }
|
Line 3075 sub CL_TYPE { return 8; }
|
| sub CL_LOCKEDTYPE { return 9; } |
sub CL_LOCKEDTYPE { return 9; } |
| |
|
| sub get_classlist { |
sub get_classlist { |
| my ($cid,$cdom,$cnum) = @_; |
my ($cdom,$cnum) = @_; |
| $cid = $cid || $ENV{'request.course.id'}; |
my $cid = $cdom.'_'.$cnum; |
| $cdom = $cdom || $ENV{'course.'.$cid.'.domain'}; |
if (!defined($cdom) || !defined($cnum)) { |
| $cnum = $cnum || $ENV{'course.'.$cid.'.num'}; |
$cid = $env{'request.course.id'}; |
| |
$cdom = $env{'course.'.$cid.'.domain'}; |
| |
$cnum = $env{'course.'.$cid.'.num'}; |
| |
} |
| my $now = time; |
my $now = time; |
| # |
# |
| my %classlist=&Apache::lonnet::dump('classlist',$cdom,$cnum); |
my %classlist=&Apache::lonnet::dump('classlist',$cdom,$cnum); |
|
Line 2933 sub get_classlist {
|
Line 3109 sub get_classlist {
|
| &Apache::lonnet::logthis('unable to retrieve environment '. |
&Apache::lonnet::logthis('unable to retrieve environment '. |
| 'for '.$sname.':'.$sdom); |
'for '.$sname.':'.$sdom); |
| } else { |
} else { |
| $fullname = &ProcessFullName(@info{qw/lastname generation |
$fullname = &Apache::lonnet::format_name(@info{qw/firstname middlename lastname generation/},'lastname'); |
| firstname middlename/}); |
|
| $id = $info{'id'}; |
$id = $info{'id'}; |
| } |
} |
| # Update the classlist with this students information |
# Update the classlist with this students information |
| if ($fullname ne 'not available') { |
if ($fullname ne 'not available') { |
| my $enrolldata = join(':',$end,$start,$id,$section,$fullname); |
my $enrolldata = join(':',$end,$start,$id,$section,$fullname); |
| my $reply=&Apache::lonnet::cput('classlist', |
my $reply=&Apache::lonnet::cput('classlist', |
| {$student => $enrolldata}, |
{$student => $enrolldata}, |
| $cdom,$cnum); |
$cdom,$cnum); |
| if ($reply !~ /^(ok|delayed)/) { |
if ($reply !~ /^(ok|delayed)/) { |
|
Line 2965 sub get_classlist {
|
Line 3140 sub get_classlist {
|
| } |
} |
| } |
} |
| |
|
| |
sub get_group_memberships { |
| |
my ($classlist,$cdom,$cnum) = @_; |
| |
my $cid = $cdom.'_'.$cnum; |
| |
if (!defined($cdom) || !defined($cnum)) { |
| |
$cid = $env{'request.course.id'}; |
| |
$cdom = $env{'course.'.$cid.'.domain'}; |
| |
$cnum = $env{'course.'.$cid.'.num'}; |
| |
} |
| |
my (%classgroups,%studentgroups); |
| |
my $now = time; |
| |
my $access_end = $env{'course.'.$cid.'.default_enrollment_end_date'}; |
| |
my %curr_groups =&Apache::loncommon::coursegroups($cdom,$cnum); |
| |
if (%curr_groups) { |
| |
my %groupmemberhash = |
| |
&Apache::lonnet::get_group_membership($cdom,$cnum); |
| |
foreach my $student (keys(%{$classlist})) { |
| |
%{$classgroups{$student}} = (); |
| |
my $hasgroup = 0; |
| |
foreach my $status ('previous','future','active','aftercourse') { |
| |
%{$classgroups{$student}{$status}} = (); |
| |
} |
| |
foreach my $group (keys(%curr_groups)) { |
| |
if (defined($groupmemberhash{$group.':'.$student})) { |
| |
my ($end,$start) = split(/:/,$groupmemberhash{$group.':'. |
| |
$student}); |
| |
if ($start == -1) { |
| |
next; |
| |
} else { |
| |
$studentgroups{$group} ++; |
| |
$hasgroup = 1; |
| |
if ($end && $end < $now) { |
| |
$classgroups{$student}{'previous'}{$group} = |
| |
$groupmemberhash{$group.':'.$student}; |
| |
if ($classlist->{$student}[&CL_STATUS()] eq 'Expired') { |
| |
if ($access_end && $access_end < $now) { |
| |
if ($access_end - $end < 86400) { |
| |
$classgroups{$student}{'aftercourse'}{$group} = $groupmemberhash{$group.':'.$student}; |
| |
} |
| |
} |
| |
} |
| |
} elsif ($now > $start) { |
| |
if (!$end || $end > $now) { |
| |
$classgroups{$student}{'active'}{$group} = |
| |
$groupmemberhash{$group.':'.$student}; |
| |
} |
| |
} else { |
| |
$classgroups{$student}{'future'}{$group} = |
| |
$groupmemberhash{$group.':'.$student}; |
| |
} |
| |
} |
| |
} |
| |
} |
| |
if (!$hasgroup) { |
| |
$studentgroups{'none'} ++; |
| |
} |
| |
} |
| |
} |
| |
return (\%classgroups,\%studentgroups); |
| |
} |
| |
|
| |
sub get_students_groups { |
| |
my ($student,$enrollment_status,$classgroups) = @_; |
| |
my @studentsgroups = (); |
| |
if (ref($$classgroups{$student}{'active'}) eq 'HASH') { |
| |
push(@studentsgroups,keys(%{$$classgroups{$student}{'active'}})); |
| |
} |
| |
if ($enrollment_status eq 'Any') { |
| |
foreach my $status ('previous','future') { |
| |
if (ref($$classgroups{$student}{$status}) eq 'HASH') { |
| |
push(@studentsgroups,keys(%{$$classgroups{$student}{$status}})); |
| |
} |
| |
} |
| |
} else { |
| |
if (ref($$classgroups{$student}{'aftercourse'}) eq 'HASH') { |
| |
push(@studentsgroups,keys(%{$$classgroups{$student}{'aftercourse'}})); |
| |
} |
| |
} |
| |
return @studentsgroups; |
| |
} |
| |
|
| |
|
| # ----- END HELPER FUNCTIONS -------------------------------------------- |
# ----- END HELPER FUNCTIONS -------------------------------------------- |
| |
|
| 1; |
1; |
| __END__ |
__END__ |
| |
|
| |
|
![[BACK]](/icons/back.gif){kind=icon}
Return to loncoursedata.pm CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [LON-CAPA] / loncom / interface