version 1.104, 2003/10/17 21:36:10
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version 1.106, 2003/10/24 13:34:45
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Line 1039 sub get_student_id {
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Line 1039 sub get_student_id {
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$have_read_student_table = 1; |
$have_read_student_table = 1; |
} |
} |
if (! exists($ids_by_student{$student})) { |
if (! exists($ids_by_student{$student})) { |
&Apache::lonmysql::store_row($student_table,[undef,$student,undef]); |
&Apache::lonmysql::store_row($student_table, |
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[undef,$student,undef]); |
undef(%ids_by_student); |
undef(%ids_by_student); |
my @Result = &Apache::lonmysql::get_rows($student_table); |
my @Result = &Apache::lonmysql::get_rows($student_table); |
foreach (@Result) { |
foreach (@Result) { |
Line 1987 sub execute_SQL_request {
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Line 1988 sub execute_SQL_request {
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return (); |
return (); |
} |
} |
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#sub get_timestamp_data { |
sub get_student_data { |
# my ($students,$symb, |
my ($students,$courseid) = @_; |
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$courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
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&setup_table_names($courseid); |
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my $dbh = &Apache::lonmysql::get_dbh(); |
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return undef if (! defined($dbh)); |
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my $request = 'SELECT '. |
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'student_id, student '. |
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'FROM '.$student_table; |
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if (defined($students)) { |
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$request .= ' WHERE ('. |
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join(' OR ', map {'student_id='. |
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&get_student_id($_->{'username'}, |
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$_->{'domain'}) |
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} @$students |
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).')'; |
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} |
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$request.= ' ORDER BY student_id'; |
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my $sth = $dbh->prepare($request); |
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$sth->execute(); |
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if ($dbh->err) { |
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&Apache::lonnet::logthis('error = '.$dbh->errstr()); |
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return undef; |
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} |
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my $dataset = $sth->fetchall_arrayref(); |
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if (ref($dataset) eq 'ARRAY' && scalar(@$dataset)>0) { |
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return $dataset; |
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} |
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} |
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sub get_optionresponse_data { |
sub get_optionresponse_data { |
my ($students,$symb,$response,$courseid) = @_; |
my ($students,$symb,$response,$courseid) = @_; |
return undef if (! defined($symb) || |
return undef if (! defined($symb) || |
Line 2002 sub get_optionresponse_data {
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Line 2031 sub get_optionresponse_data {
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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 $request = 'SELECT '. |
'a.awarddetail, a.response_specific_value, a.submission, '. |
'a.student_id, a.awarddetail, a.response_specific_value, '. |
'b.timestamp, c.tries '. |
'a.submission, b.timestamp, c.tries '. |
'FROM '.$fulldump_response_table.' AS a '. |
'FROM '.$fulldump_response_table.' AS a '. |
'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
Line 2025 sub get_optionresponse_data {
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Line 2054 sub get_optionresponse_data {
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# &Apache::lonnet::logthis("request =\n".$request); |
# &Apache::lonnet::logthis("request =\n".$request); |
my $sth = $dbh->prepare($request); |
my $sth = $dbh->prepare($request); |
$sth->execute(); |
$sth->execute(); |
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if ($dbh->err) { |
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&Apache::lonnet::logthis('error = '.$dbh->errstr()); |
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return undef; |
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} |
my $dataset = $sth->fetchall_arrayref(); |
my $dataset = $sth->fetchall_arrayref(); |
if (ref($dataset) eq 'ARRAY' && scalar(@$dataset)>0) { |
if (ref($dataset) eq 'ARRAY' && scalar(@$dataset)>0) { |
return $dataset; |
return $dataset; |
} |
} |
} |
} |
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sub get_response_time_data { |
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my ($students,$symb,$response,$courseid) = @_; |
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return undef if (! defined($symb) || |
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! defined($response)); |
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$courseid = $ENV{'request.course.id'} if (! defined($courseid)); |
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# |
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&setup_table_names($courseid); |
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my $symb_id = &get_symb_id($symb); |
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my $response_id = &get_part_id($response); |
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# |
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my $dbh = &Apache::lonmysql::get_dbh(); |
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return undef if (! defined($dbh)); |
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my $request = 'SELECT '. |
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'a.student_id, a.awarddetail, b.timestamp '. |
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'FROM '.$fulldump_response_table.' AS a '. |
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'NATURAL LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
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# 'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
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# 'a.transaction = b.transaction '. |
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'WHERE '. |
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'a.symb_id='.$symb_id.' AND a.response_id='.$response_id; |
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if (defined($students)) { |
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$request .= ' AND ('. |
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join(' OR ', map {'a.student_id='. |
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&get_student_id($_->{'username'}, |
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$_->{'domain'}) |
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} @$students |
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).')'; |
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} |
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$request .= ' ORDER BY b.timestamp'; |
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# &Apache::lonnet::logthis("request =\n".$request); |
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my $sth = $dbh->prepare($request); |
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$sth->execute(); |
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if ($dbh->err) { |
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&Apache::lonnet::logthis('error = '.$dbh->errstr()); |
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return undef; |
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} |
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my $dataset = $sth->fetchall_arrayref(); |
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if (ref($dataset) eq 'ARRAY' && scalar(@$dataset)>0) { |
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return $dataset; |
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} |
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} |
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################################################ |
################################################ |
################################################ |
################################################ |
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