}
$ret = do_pick($answer, NULL, $selections, $reason);
if ($ret === NULL) {
$stop = TRUE;
} else {
return $ret;
}
}, $choices[0], array_keys($choices[0]));
if ($stop) {
return $try();
}
$answers = array_map(function ($answer, $key) use(&$selections, &$stop, &$reason, &$correct) {
if ($stop) {
return;
}
$ret = do_pick($answer, NULL, $selections, $reason);
if ($ret === NULL) {
$stop = TRUE;
} else {
return $ret;
}
}, $choices[1], array_keys($choices[1]));
if ($stop) {
return $try();
}
$cquiz_answers["answer{$n}"] = [implode("\n", array_map("format_word", $answers))];
if ($shuffle) {
shuffle($answers);
}
if (count($answers) !== count(vec_norm(array_unique($answers)))) {
$reason = "results were not unique (" . implode(",", $results) . ")";
function do_template($temp, $db = NULL, &$pick_db = NULL, &$reason = NULL)
{
if ($db === NULL) {
$db = defaultDB();
}
if (is_string($temp)) {
return $temp;
}
$repeats = 0;
$sentence = NULL;
$reason = NULL;
$ignore = NULL;
$reset = [];
if (is_array($pick_db)) {
$reset = [];
foreach ($pick_db as $k => $_) {
$reset[$k] = _process_value($_, $reset, $db);
}
}
while ($repeats < 1 and $sentence === NULL) {
$repeats += 1;
$sentence = [];
$pick_db = $reset;
foreach ($temp as $k => $t) {
$res = do_pick($t, $db, $pick_db, $reason);
if ($res === NULL) {
$reason .= " on key {$k}";
$reason .= " (picks were " . dump_pick_db($pick_db) . ")";
$sentence = NULL;
break;
} elseif ($res !== FALSE) {
$sentence[$k] = $res;
}
}
}
if ($sentence !== NULL) {
return array_values($sentence);
}
}
