data = PackSudoku( $si, $sp);
if( strlen( $newrec->data) != 81){
return 0;
}
$newrec->level = $level;
$newrec->opened = GetOpened( $si);
$DB->insert_record( 'game_sudoku_database', $newrec, true);
$level++;
if( $level > $level2){
$level = $level1;
}
echo get_string( 'sudoku_creating', 'game', $i)."
\r\n";
}
}
function PackSudoku( $si, $sp)
{
$data = "";
for ($i = 1; $i <= 9; $i++)
{
for ($j = 1; $j <= 9; $j++)
{
$c = &$sp->theSquares[$i];
$c = &$c->getCell($j) ;
$solution = $c->asString( false);
$c = &$si->theSquares[$i] ;
$c = &$c->getCell($j) ;
$theSolvedState = $c->solvedState() ;
if( $theSolvedState == 1) { //hint
$solution = substr( 'ABCDEFGHI', $c->asString( false) - 1, 1);
}
$data .= $solution;
}
}
return $data;
}
function create( &$si, &$sp, $level=1)
{
for( $i=1; $i <= 40; $i++)
{
//set_time_limit( 30);
$sp = new Sudoku() ;
$theInitialPosition = $sp->generatePuzzle( 10, 50, $level) ;
if( count( $theInitialPosition)){
break;
}
}
if( $i > 40){
return false;
}
$si = new Sudoku() ;
$si->initializePuzzleFromArray($theInitialPosition);
return true;
}
function GetOpened( $si)
{
$count = 0;
for ($i = 1; $i <= 9; $i++)
{
for ($j = 1; $j <= 9; $j++)
{
$c = &$si->theSquares[$i] ;
$c = &$c->getCell($j) ;
$theSolvedState = $c->solvedState() ;
if( $theSolvedState == 1) //hint
$count++;
}
}
return $count;
}