id = $id;
$crossm->sourcemodule = $game->sourcemodule;
$this->delete_records( $id);
if (!(game_insert_record( "game_cross", $crossm))){
print_error( 'Insert page: new page game_cross not inserted');
}
foreach( $crossd as $rec)
{
$rec->attemptid = $id;
$rec->questiontext = addslashes( $rec->questiontext);
$rec->gamekind = $game->gamekind;
$rec->gameid = $game->id;
$rec->userid = $USER->id;
$rec->sourcemodule = $game->sourcemodule;
if (!$DB->insert_record( 'game_queries', $rec)){
print_error( 'Insert page: new page game_queries not inserted');
}
game_update_repetitions($game->id, $USER->id, $rec->questionid, $rec->glossaryentryid);
}
return true;
}
function delete_records( $id)
{
global $DB;
if( !$DB->delete_records( 'game_queries', array( 'attemptid' => $id))){
print_error( "Can't delete from game_queries attemptid=$id");
}
if( !$DB->delete_records( 'game_cross', array( 'id' => $id))){
print_error( "Can't delete from game_cross id=$id");
}
}
function loadcross( $g, &$done, &$html, $game, $attempt, $crossrec, $onlyshow, $showsolution, &$finishattempt, $showhtmlsolutions, &$language, $showstudentguess, $context)
{
global $DB;
$info = '';
$correctLetters = 0;
$allLetters = 0;
$wrongLetters = 0;
$html = '';
$done = false;
$loadfromdb = ( $g == "");
$this->m_mincol = $this->m_minrow = 0;
$this->m_maxcol = $crossrec->cols;
$this->m_maxrow = $crossrec->rows;
if( $g == ""){
$g = str_repeat( ' ', $this->m_maxcol * $this->m_maxrow);
}
$load = false;
$puzzle = str_repeat('.', $this->m_maxrow * $this->m_maxcol);
if ($recs = $DB->get_records( 'game_queries', array( 'attemptid' => $crossrec->id)))
{
$a = array();
foreach ($recs as $rec)
{
if( $rec->horizontal)
$key = sprintf( 'h%10d %10d', $rec->row, $rec->col);
else
$key = sprintf( 'v%10d %10d', $rec->col, $rec->row);
$a[ $key] = $rec;
}
ksort( $a);
$b = array();
$correctletters = $wrongletters = $restletters = 0;
foreach( $a as $rec){
$this->updatecrossquestions( $rec, $g, $pos, $correctletters, $wrongletters, $restletters, $game, $attempt, $crossrec, $loadfromdb);
$b[] = $rec;
if( ($rec->col != 0) and ($rec->row != 0)){
$load = true;
}
if( $language == ''){
$language = game_detectlanguage( $rec->answertext);
}
}
$info = $this->game_cross_computecheck( $correctletters, $wrongletters, $restletters, $game, $attempt, $done, $onlyshow, $showsolution, $finishattempt);
$html = $this->showhtml_base( $crossrec, $b, $showsolution, $showhtmlsolutions, $showstudentguess, $context, $game);
}
if( $load == false)
{
$finishattempt = true;
}
return $info;
}
function game_cross_computecheck( $correctletters, $wrongletters, $restletters, $game, $attempt, &$done, $onlyshow, $showsolution, $finishattempt)
{
$ret = '';
//if( $correctletters == 0 and $wrongletters == 0){
// return $ret;
//}
$and = get_string( 'and', 'game');
$a = array();
if( $correctletters)
$a[] = $correctletters.' '.( $correctletters > 1 ? get_string( 'cross_corrects', 'game') :get_string( 'cross_correct', 'game'));
if( $wrongletters)
$a[] = ''.$wrongletters.' '.( $wrongletters > 1 ? get_string( 'cross_errors', 'game') : get_string( 'cross_error', 'game')).'';
if( $correctletters > 1 or $wrongletters > 1) {
$ret = get_string( 'cross_found_many', 'game');
}else if( count( $a))
{
$ret = get_string( 'cross_found_one', 'game');
}else
$ret = '';
$i = 0;
foreach( $a as $msg)
{
$i++;
if( $i == 1){
$ret .= ' '.$msg;
}else if( $i == count($a))
{
$ret .= ' '.get_string( 'and', 'game').' '.$msg;
}else
{
$ret .= ', '.$msg;
}
}
$done = ( $restletters == 0 ? true : false);
if( $finishattempt == false){
if( $onlyshow or $showsolution){
return $ret;
}
}else{
$done = 1;
}
$grade = $correctletters / ($correctletters + $restletters);
$ret .= '
'.get_string( 'grade', 'game').' '.round( $grade * 100).' %';
game_updateattempts( $game, $attempt, $grade, $done);
return $ret;
}
//rec is a record of cross_questions
function updatecrossquestions( &$rec, &$g, &$pos, &$correctletters, &$wrongletters, &$restletters, $game, $attempt, $crossrec, $loadfromdb)
{
global $DB, $USER;
$word = $rec->answertext;
$len = game_strlen( $word);
if( $loadfromdb)
$guess = $rec->studentanswer;
else
$guess = game_substr( $g, $pos, $len);
$len_guess = game_strlen( $guess);;
$pos += $len;
$is_empty = true;
for($i = 0; $i < $len; $i++)
{
if( $i < $len_guess)
$letterguess = game_substr( $guess, $i, 1);
else
$letterguess = " ";
if( $letterguess != ' ')
$is_empty = false;
$letterword= game_substr( $word, $i, 1);
if( $letterword != $letterguess)
{
if( ($letterguess != ' ' and $letterguess != '_')){
$wrongletters++;
}
game_setchar( $guess, $i, '_');
$restletters++;
}else if( $letterguess == ' '){
if( $guess == $word){
$correctletters++;
}else
{
//$wrongletters++;
//game_setchar( $guess, $i, '_');
}
}else
{
$correctletters++;
}
}
if( $is_empty){
return;
}
if( ($rec->studentanswer == $guess )){
return;
}
$rec->studentanswer = $guess;
$updrec = new stdClass();
$updrec->studentanswer = $guess;
$updrec->id = $rec->id;
if (!$DB->update_record( 'game_queries', $updrec, $rec->id)){
print_error( 'Update game_queries: not updated');
}
$score = $correctletters / $len;
game_update_queries( $game, $attempt, $rec, $score, $guess);
}
}