version 1.98, 2003/10/02 14:11:36
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version 1.100, 2003/10/02 20:48:57
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Line 711 sub init_dbs {
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Line 711 sub init_dbs {
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{ name => 'transaction', |
{ name => 'transaction', |
type => 'MEDIUMINT UNSIGNED', |
type => 'MEDIUMINT UNSIGNED', |
restrictions => 'NOT NULL' }, |
restrictions => 'NOT NULL' }, |
{ name => 'tries', |
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type => 'SMALLINT UNSIGNED', |
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restrictions => 'NOT NULL' }, |
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{ name => 'awarddetail', |
{ name => 'awarddetail', |
type => 'TINYTEXT' }, |
type => 'TINYTEXT' }, |
# { name => 'message', |
# { name => 'message', |
Line 1072 sub get_student {
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Line 1069 sub get_student {
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=pod |
=pod |
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=item &clear_internal_caches() |
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Causes the internal caches used in get_student_id, get_student, |
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get_symb_id, get_symb, get_part_id, and get_part to be undef'd. |
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Needs to be called before the first operation with the MySQL database |
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for a given Apache request. |
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=cut |
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################################################ |
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################################################ |
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sub clear_internal_caches { |
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$have_read_part_table = 0; |
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undef(%ids_by_part); |
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undef(%parts_by_id); |
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$have_read_symb_table = 0; |
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undef(%ids_by_symb); |
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undef(%symbs_by_id); |
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$have_read_student_table = 0; |
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undef(%ids_by_student); |
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undef(%students_by_id); |
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} |
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################################################ |
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################################################ |
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=pod |
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=item &update_full_student_data($sname,$sdom,$courseid) |
=item &update_full_student_data($sname,$sdom,$courseid) |
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Does a lonnet::dump on a student to populate the courses tables. |
Does a lonnet::dump on a student to populate the courses tables. |
Line 1185 sub update_full_student_data {
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Line 1212 sub update_full_student_data {
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} |
} |
# deal with response specific data |
# deal with response specific data |
if (defined($resp_id) && |
if (defined($resp_id) && |
$field =~ /^(tries| |
$field =~ /^(awarddetail| |
awarddetail| |
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submission| |
submission| |
submissiongrading| |
submissiongrading| |
molecule)$/x) { |
molecule)$/x) { |
Line 1222 sub update_full_student_data {
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Line 1248 sub update_full_student_data {
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$store_command .= "('".join("','",$symb_id,$part_id, |
$store_command .= "('".join("','",$symb_id,$part_id, |
$student_id, |
$student_id, |
$transaction, |
$transaction, |
$data->{'tries'}, |
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$data->{'award'}, |
$data->{'award'}, |
$data->{'awarded'}, |
$data->{'awarded'}, |
$data->{'previous'})."'),"; |
$data->{'previous'})."'),"; |
Line 1854 sub get_problem_statistics {
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Line 1879 sub get_problem_statistics {
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return if (! defined($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)); |
# |
# |
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&setup_table_names($courseid); |
my $symb_id = &get_symb_id($symb); |
my $symb_id = &get_symb_id($symb); |
my $part_id = &get_part_id($part); |
my $part_id = &get_part_id($part); |
my $stats_table = $courseid.'_problem_stats'; |
my $stats_table = $courseid.'_problem_stats'; |
Line 1960 sub execute_SQL_request {
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Line 1986 sub execute_SQL_request {
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return (); |
return (); |
} |
} |
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sub get_optionresponse_data { |
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my ($students,$symb,$response,$courseid) = @_; |
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return if (! defined($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 $request = 'SELECT '. |
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'a.response_specific_value, a.submission, b.timestamp, c.tries '. |
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'FROM '.$fulldump_response_table.' AS a '. |
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'LEFT JOIN '.$fulldump_timestamp_table.' AS b '. |
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'ON a.symb_id=b.symb_id AND a.student_id=b.student_id AND '. |
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'a.transaction = b.transaction '. |
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'LEFT JOIN '.$fulldump_part_table.' AS c '. |
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'ON a.symb_id=c.symb_id AND a.student_id=c.student_id AND '. |
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'a.part_id=c.part_id AND a.transaction = c.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 {'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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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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################################################ |
################################################ |
################################################ |
################################################ |