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MDL-20636 QE upgrade helper: Make resetting quiz attempts work.
This commit is contained in:
Tim Hunt
parent
d02ac70862
commit
0c404c4211
5 changed files with 53 additions and 66 deletions
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@ -48,50 +48,66 @@ class local_qeupgradehelper_attempt_upgrader extends question_engine_attempt_upg
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protected function convert_quiz_attempt($quiz, $attempt, $questionsessionsrs, $questionsstatesrs) {
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$this->attemptsdone += 1;
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print_progress($this->attemptsdone, $this->attemptstodo);
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return parent::convert_quiz_attempt($quiz, $attempt, $questionsessionsrs, $questionsstatesrs);
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}
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protected function reset_progress($done, $outof) {
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if (is_null($this->progressbar)) {
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$this->progressbar = new progress_bar('qe2reset');
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}
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gc_collect_cycles(); // This was really helpful in PHP 5.2. Perhaps remove.
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$a = new stdClass();
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$a->done = $done;
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$a->todo = $outof;
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$this->progressbar->update($done, $outof,
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get_string('resettingquizattemptsprogress', 'local_qeupgradehelper', $a));
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}
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protected function get_resettable_attempts($quiz) {
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global $CFG;
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return get_records_sql("
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global $DB;
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return $DB->get_records_sql("
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SELECT
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quiza.*
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FROM {$CFG->prefix}quiz_attempts quiza
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FROM {quiz_attempts} quiza
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LEFT JOIN (
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SELECT attempt, MAX(timestamp) AS time
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FROM {$CFG->prefix}question_states
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FROM {question_states}
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GROUP BY attempt
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) AS oldtimemodified ON oldtimemodified.attempt = quiza.uniqueid
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LEFT JOIN (
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SELECT qa.questionusageid, MAX(qas.timecreated) AS time
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FROM {$CFG->prefix}question_attempts qa
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JOIN {$CFG->prefix}question_attempt_steps qas ON qas.questionattemptid = qa.id
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FROM {question_attempts} qa
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JOIN {question_attempt_steps} qas ON qas.questionattemptid = qa.id
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GROUP BY qa.questionusageid
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) AS newtimemodified ON newtimemodified.questionusageid = quiza.uniqueid
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WHERE quiza.preview = 0
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AND quiza.needsupgradetonewqe = 0
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AND oldtimemodified.time >= newtimemodified.time
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AND quiza.quiz = {$quiz->id}");
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AND quiza.quiz = :quizid", array('quizid' => $quiz->id));
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}
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public function reset_all_resettable_attempts() {
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begin_sql();
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$quiz = get_record('quiz', 'id', $this->quizid);
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global $DB;
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$transaction = $DB->start_delegated_transaction();
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$quiz = $DB->get_record('quiz', array('id' => $this->quizid));
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$attempts = $this->get_resettable_attempts($quiz);
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foreach ($attempts as $attempt) {
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$this->reset_attempt($quiz, $attempt);
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}
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commit_sql();
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$transaction->allow_commit();
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}
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protected function reset_attempt($quiz, $attempt) {
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global $CFG;
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global $DB;
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$this->attemptsdone += 1;
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print_progress($this->attemptsdone, $this->attemptstodo);
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$this->reset_progress($this->attemptsdone, $this->attemptstodo);
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$questionids = explode(',', $quiz->questions);
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$slottoquestionid = array(0 => 0);
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@ -119,56 +135,25 @@ class local_qeupgradehelper_attempt_upgrader extends question_engine_attempt_upg
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$layout = $attempt->layout;
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}
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delete_records_select('question_attempt_step_data', "attemptstepid IN (
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$DB->delete_records_select('question_attempt_step_data', "attemptstepid IN (
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SELECT qas.id
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FROM {$CFG->prefix}question_attempts qa
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JOIN {$CFG->prefix}question_attempt_steps qas ON qas.questionattemptid = qa.id
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WHERE questionusageid = {$attempt->uniqueid})");
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delete_records_select('question_attempt_steps', "questionattemptid IN (
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FROM {question_attempts} qa
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JOIN {question_attempt_steps} qas ON qas.questionattemptid = qa.id
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WHERE questionusageid = :uniqueid)",
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array('uniqueid' => $attempt->uniqueid));
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$DB->delete_records_select('question_attempt_steps', "questionattemptid IN (
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SELECT qa.id
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FROM {$CFG->prefix}question_attempts qa
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WHERE questionusageid = {$attempt->uniqueid})");
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delete_records('question_attempts', 'questionusageid', $attempt->uniqueid);
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FROM {question_attempts} qa
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WHERE questionusageid = :uniqueid)",
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array('uniqueid' => $attempt->uniqueid));
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$DB->delete_records('question_attempts',
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array('questionusageid' => $attempt->uniqueid));
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set_field('question_usages', 'preferredbehaviour', 'to_be_set_later',
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'id', $attempt->uniqueid);
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set_field('quiz_attempts', 'layout', $layout,
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'uniqueid', $attempt->uniqueid);
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set_field('quiz_attempts', 'needsupgradetonewqe', 1,
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'uniqueid', $attempt->uniqueid);
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}
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}
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class grabber_question_engine_attempt_upgrader extends question_engine_attempt_upgrader {
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public function __construct() {
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$this->questionloader = new question_engine_upgrade_question_loader(null);
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}
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public function format_var($name, $var) {
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$out = var_export($var, true);
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$out = str_replace('<', '<', $out);
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$out = str_replace('ADOFetchObj::__set_state(array(', '(object) array(', $out);
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$out = str_replace('stdClass::__set_state(array(', '(object) array(', $out);
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$out = str_replace('array (', 'array(', $out);
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$out = preg_replace('/=> \n\s*/', '=> ', $out);
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$out = str_replace(')),', '),', $out);
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$out = str_replace('))', ')', $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n (?! )/', "\n ", $out);
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$out = preg_replace('/\n(?! )/', "\n ", $out);
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return " $name = $out;\n";
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}
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public function display_convert_attempt_input($quiz, $attempt, $question, $qsession, $qstates) {
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echo $this->format_var('$quiz', $quiz);
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echo $this->format_var('$attempt', $attempt);
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echo $this->format_var('$question', $question);
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echo $this->format_var('$qsession', $qsession);
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echo $this->format_var('$qstates', $qstates);
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$DB->set_field('question_usages', 'preferredbehaviour', 'to_be_set_later',
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array('id' => $attempt->uniqueid));
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$DB->set_field('quiz_attempts', 'layout', $layout,
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array('uniqueid' => $attempt->uniqueid));
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$DB->set_field('quiz_attempts', 'needsupgradetonewqe', 1,
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array('uniqueid' => $attempt->uniqueid));
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}
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}
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@ -69,6 +69,7 @@ $string['quizzeswithunconverted'] = 'The following quizzes have attempts that ne
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$string['resetquiz'] = 'Reset attempts...';
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$string['resetcomplete'] = 'Reset complete';
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$string['resettingquizattempts'] = 'Resetting quiz attempts';
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$string['resettingquizattemptsprogress'] = 'Resetting attempt {$a->done} / {$a->outof}';
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$string['upgradingquizattempts'] = 'Upgrading the attempts for quiz \'{$a->name}\' in course {$a->shortname}';
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$string['upgradedsitedetected'] = 'This appears to be a site that has been upgraded to include the new question engine.';
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$string['upgradedsiterequired'] = 'This script can only work after the site has been upgraded.';
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@ -255,8 +255,8 @@ class local_qeupgradehelper_resettable_quiz_list extends local_qeupgradehelper_q
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public function get_row($quizinfo) {
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$row = parent::get_row($quizinfo);
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$row[] = html_writer::link(local_qeupgradehelper_url('resetattempts', array('quizid' => $quizinfo->id)),
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get_string('resetattempts', 'local_qeupgradehelper'));
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$row[] = html_writer::link(local_qeupgradehelper_url('resetquiz', array('quizid' => $quizinfo->id)),
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get_string('resetquiz', 'local_qeupgradehelper'));
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return $row;
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}
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}
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@ -137,6 +137,7 @@ class local_qeupgradehelper_renderer extends plugin_renderer_base {
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local_qeupgradehelper_url('listupgraded'));
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$output .= $this->footer();
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return $output;
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}
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/**
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@ -23,9 +23,9 @@
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(dirname(__FILE__) . '/../../../config.php');
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require_once(dirname(__FILE__) . '/../../config.php');
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require_once(dirname(__FILE__) . '/locallib.php');
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require_once(dirname(__FILE__) . '/afterupgradelib.php');
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require_once($CFG->libdir . '/adminlib.php');
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$quizid = required_param('quizid', PARAM_INT);
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@ -39,7 +39,7 @@ admin_externalpage_setup('qeupgradehelper', '', array(),
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local_qeupgradehelper_url('resetquiz', array('quizid' => $quizid)));
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$PAGE->navbar->add(get_string('listupgraded', 'local_qeupgradehelper'),
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local_qeupgradehelper_url('listtodo'));
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$PAGE->navbar->add(get_string('resetattempts', 'local_qeupgradehelper'));
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$PAGE->navbar->add(get_string('resetquiz', 'local_qeupgradehelper'));
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$renderer = $PAGE->get_renderer('local_qeupgradehelper');
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