function game_cryptex_continue($id, $game, $attempt, $cryptexrec, $endofgame, $context)
{
global $DB, $USER;
if ($endofgame) {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
if ($attempt != false and $cryptexrec != false) {
$crossm = $DB->get_record('game_cross', array('id' => $attempt->id));
return game_cryptex_play($id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context);
}
if ($attempt === false) {
$attempt = game_addattempt($game);
}
$cryptex = new CryptexDB();
$questions = array();
$infos = array();
$answers = array();
$recs = game_questions_shortanswer($game);
if ($recs == false) {
print_error(get_string('no_words', 'game'));
}
$infos = array();
$reps = array();
foreach ($recs as $rec) {
if ($game->param7 == false) {
if (game_strpos($rec->answertext, ' ')) {
continue;
// Spaces not allowed.
}
}
$rec->answertext = game_upper($rec->answertext);
$answers[$rec->answertext] = game_repairquestion($rec->questiontext);
$infos[$rec->answertext] = array($game->sourcemodule, $rec->questionid, $rec->glossaryentryid);
$a = array('gameid' => $game->id, 'userid' => $USER->id, 'questionid' => $rec->questionid, 'glossaryentryid' => $rec->glossaryentryid);
if (($rec2 = $DB->get_record('game_repetitions', $a, 'id,repetitions AS r')) != false) {
$reps[$rec->answertext] = $rec2->r;
}
}
$cryptex->setwords($answers, $game->param1, $reps);
// The game->param4 is minimum words.
// The game->param2 is maximum words.
if ($cryptex->computedata($crossm, $crossd, $letters, $game->param4, $game->param2)) {
$newcrossd = array();
foreach ($crossd as $rec) {
if (array_key_exists($rec->answertext, $infos)) {
$info = $infos[$rec->answertext];
$rec->id = 0;
$rec->sourcemodule = $info[0];
$rec->questionid = $info[1];
$rec->glossaryentryid = $info[2];
}
game_update_queries($game, $attempt, $rec, 0, '');
$newcrossd[] = $rec;
}
$cryptexrec = $cryptex->savecryptex($game, $crossm, $newcrossd, $attempt->id, $letters);
}
game_updateattempts($game, $attempt, 0, 0);
return game_cryptex_play($id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context);
}
/**
* This file plays the game millionaire
*
* @author bdaloukas
* @version $Id: play.php,v 1.31 2012/07/25 11:16:05 bdaloukas Exp $
* @package game
**/
function game_millionaire_continue($id, $game, $attempt, $millionaire, $context)
{
// User must select quiz or question as a source module.
if ($game->quizid == 0 and $game->questioncategoryid == 0) {
if ($game->sourcemodule == 'quiz') {
print_error(get_string('millionaire_must_select_quiz', 'game'));
} else {
print_error(get_string('millionaire_must_select_questioncategory', 'game'));
}
}
if ($attempt != false and $millionaire != false) {
// Continue an existing game.
return game_millionaire_play($id, $game, $attempt, $millionaire, $context);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
$newrec = new stdClass();
$newrec->id = $attempt->id;
$newrec->queryid = 0;
$newrec->level = 0;
$newrec->state = 0;
if (!game_insert_record('game_millionaire', $newrec)) {
print_error('error inserting in game_millionaire');
}
game_millionaire_play($id, $game, $attempt, $newrec, $context);
}
function game_hiddenpicture_continue($id, $game, $attempt, $hiddenpicture)
{
global $CFG, $USER;
if ($attempt != false and $hiddenpicture != false) {
//Continue a previous attempt
return game_hiddenpicture_play($id, $game, $attempt, $hiddenpicture);
}
if ($attempt == false) {
//Start a new attempt
$attempt = game_addattempt($game);
}
$cols = $game->param1;
$rows = $game->param2;
if ($cols == 0) {
error(get_string('hiddenpicture_nocols', 'game'));
}
if ($rows == 0) {
error(get_string('hiddenpicture_norows', 'game'));
}
//new attempt
$n = $game->param1 * $game->param2;
$recs = game_questions_selectrandom($game, $n);
$newrec = game_hiddenpicture_selectglossaryentry($game, $attempt);
if ($recs === false) {
error(get_string('hiddenpicture_no_questions', 'game'));
}
$positions = array();
$pos = 1;
for ($col = 0; $col < $cols; $col++) {
for ($row = 0; $row < $rows; $row++) {
$positions[] = $pos++;
}
}
$i = 0;
foreach ($recs as $rec) {
if ($i >= $n) {
break;
}
unset($query);
$query->attemptid = $newrec->id;
$query->gamekind = $game->gamekind;
$query->gameid = $game->id;
$query->userid = $USER->id;
$pos = array_rand($positions);
$query->col = $positions[$pos];
unset($positions[$pos]);
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $rec->questionid;
$query->glossaryentryid = $rec->glossaryentryid;
$query->score = 0;
if (($query->id = insert_record("game_queries", $query)) == 0) {
error('error inserting in game_queries');
}
}
//The score is zero
game_updateattempts($game, $attempt, 0, 0);
game_hiddenpicture_play($id, $game, $attempt, $newrec);
}
function game_cross_continue($id, $game, $attempt, $cross, $g = '', $endofgame = '')
{
if ($endofgame) {
if ($g == '') {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
}
if ($attempt != false and $cross != false) {
return game_cross_play($id, $game, $attempt, $cross, $g, false, false, $endofgame, false, false, false, false);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
$textlib = textlib_get_instance();
$cross = new CrossDB();
$questions = array();
$infos = array();
$answers = array();
$recs = game_questions_shortanswer($game);
if ($recs == false) {
error('game_cross_continue: ' . get_string('cross_nowords', 'game'));
}
$infos = array();
foreach ($recs as $rec) {
if ($game->param7 == false) {
if ($textlib->strpos($rec->answertext, ' ')) {
continue;
//spaces not allowed
}
}
$rec->answertext = game_upper($rec->answertext);
$answers[$rec->answertext] = game_repairquestion($rec->questiontext);
$infos[$rec->answertext] = array($game->sourcemodule, $rec->questionid, $rec->glossaryentryid, $rec->attachment);
}
$cross->setwords($answers, $game->param1);
if ($cross->computedata($crossm, $crossd, $game->param2)) {
$new_crossd = array();
foreach ($crossd as $rec) {
$info = $infos[$rec->answertext];
if ($info != false) {
$rec->sourcemodule = $info[0];
$rec->questionid = $info[1];
$rec->glossaryentryid = $info[2];
$rec->attachment = $info[3];
}
$new_crossd[] = $rec;
}
$cross->save($game, $crossm, $new_crossd, $attempt->id);
game_updateattempts($game, $attempt, 0, 0);
return game_cross_play($id, $game, $attempt, $crossm, '', false, false, false, false, false, false, false);
}
if (count($crossd) == 0) {
error('game_cross_continue: ' . get_string('cross_nowords', 'game'));
}
}
function game_cryptex_continue($id, $game, $attempt, $cryptexrec, $endofgame)
{
if ($endofgame) {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
if ($attempt != false and $cryptexrec != false) {
$crossm = get_record_select('game_cross', "id={$attempt->id}");
return game_cryptex_play($id, $game, $attempt, $cryptexrec, $crossm);
}
if ($attempt === false) {
$attempt = game_addattempt($game);
}
$textlib = textlib_get_instance();
$cryptex = new CryptexDB();
$questions = array();
$infos = array();
$answers = array();
$recs = game_questions_shortanswer($game);
if ($recs == false) {
error(get_string('cryptex_nowords', 'game'));
}
$infos = array();
foreach ($recs as $rec) {
if ($game->param7 == false) {
if ($textlib->strpos($rec->answertext, ' ')) {
continue;
//spaces not allowed
}
}
$rec->answertext = game_upper($rec->answertext);
$answers[$rec->answertext] = game_repairquestion($rec->questiontext);
$infos[$rec->answertext] = array($game->sourcemodule, $rec->questionid, $rec->glossaryentryid);
}
$cryptex->setwords($answers, $game->param1);
if ($cryptex->computedata($crossm, $crossd, $letters, $game->param2)) {
$new_crossd = array();
foreach ($crossd as $rec) {
if (array_key_exists($rec->answertext, $infos)) {
$info = $infos[$rec->answertext];
$rec->id = 0;
$rec->sourcemodule = $info[0];
$rec->questionid = $info[1];
$rec->glossaryentryid = $info[2];
}
game_update_queries($game, $attempt, $rec, 0, '');
$new_crossd[] = $rec;
}
$cryptexrec = $cryptex->save($game, $crossm, $new_crossd, $attempt->id, $letters);
}
game_updateattempts($game, $attempt, 0, 0);
return game_cryptex_play($id, $game, $attempt, $cryptexrec, $crossm);
}
function game_bookquiz_continue($id, $game, $attempt, $bookquiz, $chapterid = 0)
{
if ($attempt != false and $bookquiz != false) {
return game_bookquiz_play($id, $game, $attempt, $bookquiz, $chapterid);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
unset($bookquiz);
$bookquiz->lastchapterid = 0;
$bookquiz->id = $attempt->id;
if (!game_insert_record('game_bookquiz', $bookquiz)) {
error('game_bookquiz_continue: error inserting in game_bookquiz');
}
return game_bookquiz_play($id, $game, $attempt, $bookquiz, 0);
}
function game_bookquiz_continue($id, $game, $attempt, $bookquiz, $chapterid, $context)
{
if ($attempt != false and $bookquiz != false) {
return game_bookquiz_play($id, $game, $attempt, $bookquiz, $chapterid, $context);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
$bookquiz = new stdClass();
$bookquiz->lastchapterid = 0;
$bookquiz->id = $attempt->id;
$bookquiz->bookid = $game->bookid;
if (!game_insert_record('game_bookquiz', $bookquiz)) {
print_error('game_bookquiz_continue: error inserting in game_bookquiz');
}
return game_bookquiz_play($id, $game, $attempt, $bookquiz, 0, $context);
}
function game_cross_continue($id, $game, $attempt, $cross, $g, $endofgame, $context)
{
if ($endofgame) {
if ($g == '') {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
}
if ($attempt != false and $cross != false) {
return game_cross_play($id, $game, $attempt, $cross, $g, false, false, $endofgame, false, false, false, false, true, $context);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
game_cross_new($game, $attempt->id, $crossm);
game_updateattempts($game, $attempt, 0, 0);
return game_cross_play($id, $game, $attempt, $crossm, '', false, false, false, false, false, false, false, true, $context);
}
function game_snakes_continue($id, $game, $attempt, $snakes)
{
if ($attempt != false and $snakes != false) {
return game_snakes_play($id, $game, $attempt, $snakes);
}
if ($attempt === false) {
$attempt = game_addattempt($game);
}
$newrec->id = $attempt->id;
$newrec->snakesdatabaseid = $game->param3;
$newrec->position = 1;
$newrec->queryid = 0;
$newrec->dice = rand(1, 6);
if (!game_insert_record('game_snakes', $newrec)) {
error('game_snakes_continue: error inserting in game_snakes');
}
game_updateattempts($game, $attempt, 0, 0);
return game_snakes_play($id, $game, $attempt, $newrec);
}
/**
* This files plays the game millionaire
*
* @author bdaloukas
* @version $Id: play.php,v 1.16 2009/09/12 08:12:56 bdaloukas Exp $
* @package game
**/
function game_millionaire_continue($id, $game, $attempt, $millionaire)
{
//User must select quiz or question as a source module
if ($game->quizid == 0 and $game->questioncategoryid == 0) {
error(get_string($game->sourcemodule == 'quiz' ? 'millionaire_must_select_quiz' : 'millionaire_must_select_questioncategory'));
}
if ($attempt != false and $millionaire != false) {
//continue an existing game
return game_millionaire_play($id, $game, $attempt, $millionaire);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
$newrec->id = $attempt->id;
$newrec->queryid = 0;
$newrec->level = 0;
$newrec->state = 0;
if (!game_insert_record('game_millionaire', $newrec)) {
error('error inserting in game_millionaire');
}
game_millionaire_play($id, $game, $attempt, $newrec);
}
function game_sudoku_continue($id, $game, $attempt, $sudoku, $endofgame, $context)
{
global $CFG, $DB, $USER;
if ($endofgame) {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
if ($attempt != false and $sudoku != false) {
return game_sudoku_play($id, $game, $attempt, $sudoku, false, false, $context);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
//new game
srand((double) microtime() * 1000000);
$recsudoku = getrandomsudoku();
if ($recsudoku == false) {
print_error('Empty sudoku database');
}
$newrec = new stdClass();
$newrec->id = $attempt->id;
$newrec->guess = '';
$newrec->data = $recsudoku->data;
$newrec->opened = $recsudoku->opened;
$need = 81 - $recsudoku->opened;
$closed = game_sudoku_getclosed($newrec->data);
$n = min(count($closed), $need);
//if the teacher set the maximum number of questions
if ($game->param2 > 0) {
if ($game->param2 < $n) {
$n = $game->param2;
}
}
$recs = game_questions_selectrandom($game, CONST_GAME_TRIES_REPETITION * $n);
if ($recs === false) {
mysql_execute("DELETE FROM {game_sudoku} WHERE id={$game->id}");
print_error(get_string('no_questions', 'game'));
}
$closed = array_rand($closed, $n);
$selected_recs = game_select_from_repetitions($game, $recs, $n);
if (!game_insert_record('game_sudoku', $newrec)) {
print_error('error inserting in game_sudoku');
}
$i = 0;
$field = $game->sourcemodule == 'glossary' ? 'glossaryentryid' : 'questionid';
foreach ($recs as $rec) {
if ($game->sourcemodule == 'glossary') {
$key = $rec->glossaryentryid;
} else {
$key = $rec->questionid;
}
if (!array_key_exists($key, $selected_recs)) {
continue;
}
$query = new stdClass();
$query->attemptid = $newrec->id;
$query->gamekind = $game->gamekind;
$query->gameid = $game->id;
$query->userid = $USER->id;
$query->col = $closed[$i++];
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $rec->questionid;
$query->glossaryentryid = $rec->glossaryentryid;
$query->score = 0;
if (($query->id = $DB->insert_record('game_queries', $query)) == 0) {
print_error('error inserting in game_queries');
}
game_update_repetitions($game->id, $USER->id, $query->questionid, $query->glossaryentryid);
}
game_updateattempts($game, $attempt, 0, 0);
game_sudoku_play($id, $game, $attempt, $newrec, false, false, $context);
}
function game_hiddenpicture_continue($id, $game, $attempt, $hiddenpicture, $context)
{
global $DB, $USER;
if ($attempt != false and $hiddenpicture != false) {
//Continue a previous attempt
return game_hiddenpicture_play($id, $game, $attempt, $hiddenpicture, false, $context);
}
if ($attempt == false) {
//Start a new attempt
$attempt = game_addattempt($game);
}
$cols = $game->param1;
$rows = $game->param2;
if ($cols == 0) {
print_error(get_string('hiddenpicture_nocols', 'game'));
}
if ($rows == 0) {
print_error(get_string('hiddenpicture_norows', 'game'));
}
//new attempt
$n = $game->param1 * $game->param2;
$recs = game_questions_selectrandom($game, CONST_GAME_TRIES_REPETITION * $n);
$selected_recs = game_select_from_repetitions($game, $recs, $n);
$newrec = game_hiddenpicture_selectglossaryentry($game, $attempt);
if ($recs === false) {
print_error(get_string('no_questions', 'game'));
}
$positions = array();
$pos = 1;
for ($col = 0; $col < $cols; $col++) {
for ($row = 0; $row < $rows; $row++) {
$positions[] = $pos++;
}
}
$i = 0;
$field = $game->sourcemodule == 'glossary' ? 'glossaryentryid' : 'questionid';
foreach ($recs as $rec) {
if ($game->sourcemodule == 'glossary') {
$key = $rec->glossaryentryid;
} else {
$key = $rec->questionid;
}
if (!array_key_exists($key, $selected_recs)) {
continue;
}
$query = new stdClass();
$query->attemptid = $newrec->id;
$query->gamekind = $game->gamekind;
$query->gameid = $game->id;
$query->userid = $USER->id;
$pos = array_rand($positions);
$query->col = $positions[$pos];
unset($positions[$pos]);
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $rec->questionid;
$query->glossaryentryid = $rec->glossaryentryid;
$query->score = 0;
if (($query->id = $DB->insert_record('game_queries', $query)) == 0) {
print_error('error inserting in game_queries');
}
game_update_repetitions($game->id, $USER->id, $query->questionid, $query->glossaryentryid);
}
//The score is zero
game_updateattempts($game, $attempt, 0, 0);
game_hiddenpicture_play($id, $game, $attempt, $newrec, false, $context);
}
function game_getattempt($game, &$detail, $autoadd = false)
{
global $DB, $USER;
$select = "gameid={$game->id} AND userid={$USER->id} and timefinish=0 ";
if ($USER->id == 1) {
$key = 'mod/game:instanceid' . $game->id;
if (array_key_exists($key, $_SESSION)) {
$select .= ' AND id="' . $_SESSION[$key] . '"';
} else {
$select .= ' AND id=-1';
}
}
if ($recs = $DB->get_records_select('game_attempts', $select)) {
foreach ($recs as $attempt) {
if ($USER->id == 1) {
$_SESSION[$key] = $attempt->id;
}
$detail = $DB->get_record('game_' . $game->gamekind, array('id' => $attempt->id));
return $attempt;
}
}
if ($autoadd) {
game_addattempt($game);
return game_getattempt($game, $detail, false);
}
return false;
}
function game_sudoku_continue($id, $game, $attempt, $sudoku, $endofgame = '')
{
global $CFG, $USER;
if ($endofgame) {
game_updateattempts($game, $attempt, -1, true);
$endofgame = false;
}
if ($attempt != false and $sudoku != false) {
return game_sudoku_play($id, $game, $attempt, $sudoku);
}
if ($attempt == false) {
$attempt = game_addattempt($game);
}
//new game
srand((double) microtime() * 1000000);
$recsudoku = getrandomsudoku();
if ($recsudoku == false) {
$link = "<a href=\"{$CFG->wwwroot}/mod/game/db/importsudoku.php\">import</a>";
echo get_string('sudoku_emptydatabase', 'game', $link);
die;
}
$newrec->id = $attempt->id;
$newrec->guess = '';
$newrec->data = $recsudoku->data;
$newrec->opened = $recsudoku->opened;
$need = 81 - $recsudoku->opened;
$recs = game_questions_selectrandom($game, $need);
if ($recs === false) {
error(get_string('sudoku_no_questions', 'game'));
}
$closed = game_sudoku_getclosed($newrec->data);
$n = min(count($closed), count($recs));
//if the teacher set the maximum number of questions
if ($game->param2 > 0) {
if ($game->param2 < $n) {
$n = $game->param2;
}
}
$closed = array_rand($closed, $n);
if (!game_insert_record('game_sudoku', $newrec)) {
error('error inserting in game_sudoku');
}
$i = 0;
foreach ($recs as $rec) {
if ($i >= $n) {
break;
}
unset($query);
$query->attemptid = $newrec->id;
$query->gamekind = $game->gamekind;
$query->gameid = $game->id;
$query->userid = $USER->id;
$query->col = $closed[$i++];
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $rec->questionid;
$query->glossaryentryid = $rec->glossaryentryid;
$query->score = 0;
if (($query->id = insert_record("game_queries", $query)) == 0) {
error('error inserting in game_queries');
}
}
game_updateattempts($game, $attempt, 0, 0);
game_sudoku_play($id, $game, $attempt, $newrec);
}
function game_hangman_continue($id, $game, $attempt, $hangman, $newletter, $action, $context)
{
global $DB, $USER;
if ($attempt != false and $hangman != false) {
if ($action == 'nextword' and $hangman->finishedword != 0) {
// Finish with one word and continue to another.
if (!$DB->set_field('game_hangman', 'finishedword', 0, array('id' => $hangman->id))) {
error("game_hangman_continue: Can't update game_hangman");
}
} else {
return game_hangman_play($id, $game, $attempt, $hangman, false, false, $context);
}
}
$updatehangman = ($attempt != false and $hangman != false);
// New game.
srand((double) microtime() * 1000003);
// I try 10 times to find a new question.
$found = false;
$minnum = 0;
$unchanged = 0;
for ($i = 1; $i <= 10; $i++) {
$rec = game_question_shortanswer($game, $game->param7, false);
if ($rec === false) {
continue;
}
$answer = game_upper($rec->answertext, $game->language);
if ($game->language == '') {
$game->language = game_detectlanguage($answer);
$answer = game_upper($rec->answertext, $game->language);
}
$answer2 = $answer;
if ($game->param7) {
// Have to delete space.
$answer2 = str_replace(' ', '', $answer2);
}
if ($game->param8) {
// Have to delete -.
$answer2 = str_replace('-', '', $answer2);
$answer2 = str_replace('Ç', '', $answer2);
$answer2 = str_replace('Ã', '', $answer2);
$answer2 = str_replace('Õ', '', $answer2);
}
$allletters = game_getallletters($answer2, $game->language, $game->userlanguage);
if ($allletters == '') {
continue;
}
if ($game->param7) {
$allletters .= '_';
}
if ($game->param8) {
$allletters .= '-';
$allletters .= '';
$allletters .= '';
$allletters .= '';
}
if ($game->param7 == false) {
// I don't allow spaces.
if (strpos($answer, " ")) {
continue;
}
}
$copy = false;
$select2 = 'gameid=? AND userid=? AND questionid=? AND glossaryentryid=?';
if (($rec2 = $DB->get_record_select('game_repetitions', $select2, array($game->id, $USER->id, $rec->questionid, $rec->glossaryentryid), 'id,repetitions AS r')) != false) {
if ($rec2->r < $minnum or $minnum == 0) {
$minnum = $rec2->r;
$copy = true;
}
} else {
$minnum = 0;
$copy = true;
}
if ($copy) {
$found = true;
$min = new stdClass();
$min->questionid = $rec->questionid;
$min->glossaryentryid = $rec->glossaryentryid;
$min->attachment = $rec->attachment;
$min->questiontext = $rec->questiontext;
$min->answerid = $rec->answerid;
$min->answer = $answer;
$min->language = $game->language;
$min->allletters = $allletters;
if ($minnum == 0) {
break;
// We found an unused word.
}
} else {
$unchanged++;
}
if ($unchanged > 2) {
if ($found) {
break;
}
}
}
if ($found == false) {
print_error(get_string('no_words', 'game'));
}
// Found one word for hangman.
if ($attempt == false) {
$attempt = game_addattempt($game);
}
if (!$DB->set_field('game_attempts', 'language', $min->language, array('id' => $attempt->id))) {
print_error("game_hangman_continue: Can't set language");
}
$query = new stdClass();
$query->attemptid = $attempt->id;
$query->gameid = $game->id;
$query->userid = $USER->id;
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $min->questionid;
$query->glossaryentryid = $min->glossaryentryid;
$query->attachment = $min->attachment;
$query->questiontext = addslashes($min->questiontext);
$query->score = 0;
$query->timelastattempt = time();
$query->answertext = $min->answer;
$query->answerid = $min->answerid;
if (!($query->id = $DB->insert_record('game_queries', $query))) {
print_error("game_hangman_continue: Can't insert to table game_queries");
}
$newrec = new stdClass();
$newrec->id = $attempt->id;
$newrec->queryid = $query->id;
if ($updatehangman == false) {
$newrec->maxtries = $game->param4;
if ($newrec->maxtries == 0) {
$newrec->maxtries = 1;
}
$newrec->finishedword = 0;
$newrec->corrects = 0;
}
$newrec->allletters = $min->allletters;
$letters = '';
if ($game->param1) {
$letters .= game_substr($min->answer, 0, 1);
}
if ($game->param2) {
$letters .= game_substr($min->answer, -1, 1);
}
$newrec->letters = $letters;
if ($updatehangman == false) {
if (!game_insert_record('game_hangman', $newrec)) {
print_error('game_hangman_continue: error inserting in game_hangman');
}
} else {
if (!$DB->update_record('game_hangman', $newrec)) {
print_error('game_hangman_continue: error updating in game_hangman');
}
$newrec = $DB->get_record('game_hangman', array('id' => $newrec->id));
}
game_update_repetitions($game->id, $USER->id, $query->questionid, $query->glossaryentryid);
game_hangman_play($id, $game, $attempt, $newrec, false, false, $context);
}
function game_hangman_continue($id, $game, $attempt, $hangman, $newletter, $action)
{
global $USER;
if ($attempt != false and $hangman != false) {
if ($action == 'nextword' and $hangman->finishedword != 0) {
//finish with one word and continue to another
if (!set_field('game_hangman', 'finishedword', 0, 'id', $hangman->id)) {
error("game_hangman_continue: Can't update game_hangman");
}
} else {
return game_hangman_play($id, $game, $attempt, $hangman);
}
}
$updatehangman = ($attempt != false and $hangman != false);
$textlib = textlib_get_instance();
//new game
srand((double) microtime() * 1000000);
//I try 10 times to find a new question
$found_words = 0;
//try to find CONST_GAME_TRIES_REPETITION words
$min_num = 0;
//number of repetitions
$min_id = 0;
//id with min_num repetitions
for ($i = 1; $i <= 10; $i++) {
$rec = game_question_shortanswer($game, $game->param7, false);
if ($rec === false) {
continue;
}
$answer = game_upper($rec->answertext, $game->language);
$answer2 = $answer;
if ($game->param7) {
//Have to delete space
$answer2 = str_replace(' ', '', $answer2);
}
if ($game->param8) {
//Have to delete -
$answer2 = str_replace('-', '', $answer2);
}
if ($game->language == '') {
$game->language = game_detectlanguage($answer2);
}
$allletters = game_getallletters($answer2, $game->language);
if ($allletters == '') {
continue;
}
if ($game->param7) {
$allletters .= '_';
}
if ($game->param8) {
$allletters .= '-';
}
if ($game->param7 == false) {
//I don't allow spaces
if (strpos($answer, " ")) {
continue;
}
}
$copy = false;
$select2 = "gameid={$game->id} AND userid='{$USER->id}' AND questionid='{$rec->questionid}' AND glossaryentryid='{$rec->glossaryentryid}'";
if (($rec2 = get_record_select('game_repetitions', $select2, 'id,repetitions r')) != false) {
if ($rec2->r < $min_num or $min_num == 0) {
$min_num = $rec2->r;
$copy = true;
}
} else {
$min_num = 0;
$copy = true;
}
if ($copy) {
$min_id = $rec->id;
$min->questionid = $rec->questionid;
$min->glossaryentryid = $rec->glossaryentryid;
$min->attachment = $rec->attachment;
$min->questiontext = $rec->questiontext;
$min->answerid = $rec->answerid;
if ($min_num == 0) {
break;
}
}
//found a correct word
if ($found_words >= CONST_GAME_TRIES_REPETITION) {
break;
}
}
if ($min_id == 0) {
error(get_string('hangman_nowords', 'game'));
}
//Found one word for hangman
if ($attempt == false) {
$attempt = game_addattempt($game);
}
$_GET['newletter'] = '';
$query->attemptid = $attempt->id;
$query->gameid = $game->id;
$query->userid = $USER->id;
$query->sourcemodule = $game->sourcemodule;
$query->questionid = $min->questionid;
$query->glossaryentryid = $min->glossaryentryid;
$query->attachment = $min->attachment;
$query->questiontext = addslashes($min->questiontext);
$query->score = 0;
$query->timelastattempt = time();
$query->answertext = $answer;
$query->answerid = $min->answerid;
if (!($query->id = insert_record('game_queries', $query))) {
print_object($query);
error("game_hangman_continue: Can't insert to table game_queries");
}
$newrec->id = $attempt->id;
$newrec->queryid = $query->id;
if ($updatehangman == false) {
$newrec->maxtries = $game->param4;
if ($newrec->maxtries == 0) {
$newrec->maxtries = 1;
}
$newrec->finishedword = 0;
$newrec->corrects = 0;
}
$newrec->allletters = $allletters;
$letters = '';
if ($game->param1) {
$letters .= $textlib->substr($answer, 0, 1);
}
if ($game->param2) {
$letters .= $textlib->substr($answer, -1, 1);
}
$newrec->letters = $letters;
if ($updatehangman == false) {
if (!game_insert_record('game_hangman', $newrec)) {
error('game_hangman_continue: error inserting in game_hangman');
}
} else {
if (!update_record('game_hangman', $newrec)) {
error('game_hangman_continue: error updating in game_hangman');
}
$newrec = get_record_select('game_hangman', "id={$newrec->id}");
}
game_update_repetitions($game->id, $USER->id, $query->questionid, $query->glossaryentryid);
game_hangman_play($id, $game, $attempt, $newrec);
}