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_sudoku_play( $id, $game, $attempt, $sudoku, $onlyshow, $showsolution, $context) { $offsetquestions = game_sudoku_compute_offsetquestions( $game->sourcemodule, $attempt, $numbers, $correctquestions); if( $game->toptext != ''){ echo $game->toptext.'
'; } game_sudoku_showsudoku( $sudoku->data, $sudoku->guess, true, $showsolution, $offsetquestions, $correctquestions, $id, $attempt, $game); switch( $game->sourcemodule) { case 'quiz': case 'question': game_sudoku_showquestions_quiz( $id, $game, $attempt, $sudoku, $offsetquestions, $numbers, $correctquestions, $onlyshow, $showsolution, $context); break; case 'glossary': game_sudoku_showquestions_glossary( $id, $game, $attempt, $sudoku, $offsetquestions, $numbers, $correctquestions, $onlyshow, $showsolution); break; } if( $game->bottomtext != ''){ echo '
'.$game->bottomtext; } } //returns a map with an offset and id of each question function game_sudoku_compute_offsetquestions( $sourcemodule, $attempt, &$numbers, &$correctquestions) { global $CFG,$DB; $select = "attemptid = $attempt->id"; $fields = 'id, col, score'; switch( $sourcemodule) { case 'quiz': case 'question': $fields .= ',questionid as id2'; break; case 'glossary': $fields .= ',glossaryentryid as id2'; break; } if( ($recs = $DB->get_records_select( 'game_queries', $select, null, '', $fields)) == false){ $DB->execute( "DELETE FROM {$CFG->prefix}game_sudoku WHERE id={$attempt->id}"); print_error( 'There are no questions '.$attempt->id); } $offsetquestions = array(); $numbers = array(); $correctquestions = array(); foreach( $recs as $rec){ $offsetquestions[ $rec->col] = $rec->id2; $numbers[ $rec->id2] = $rec->col; if($rec->score == 1) $correctquestions[ $rec->col] = 1; } ksort( $offsetquestions); return $offsetquestions; } function getrandomsudoku() { global $DB; $count = $DB->count_records( 'game_sudoku_database'); if( $count == 0) { require_once(dirname(__FILE__) . '/../db/importsudoku.php'); $count = $DB->count_records( 'game_sudoku_database'); if( $count == 0) return false; } $i = mt_rand( 0, $count - 1); if( ($recs = $DB->get_records( 'game_sudoku_database', null, '', '*', $i, 1)) != false) { foreach( $recs as $rec){ return $rec; } } return false; } function game_sudoku_getclosed( $data) { $a = array(); $n = game_strlen( $data); for( $i=1; $i <= $n; $i++) { $c = game_substr( $data, $i-1, 1); if( $c >= "1" and $c <= "9") $a[ $i] = $i; } return $a; } function game_sudoku_showsudoku( $data, $guess, $bShowLegend, $bShowSolution, $offsetquestions, $correctquestions, $id, $attempt, $game) { global $CFG, $DB; $correct = $count = 0; echo "
\r\n"; echo ''; $pos=0; for( $i=0; $i <= 2; $i++) { echo ""; for( $j=0; $j <= 2; $j++) { echo '\r\n"; } echo ""; } echo "

'; for( $k1=0; $k1 <= 2; $k1++) { echo ""; for( $k2=0; $k2 <= 2; $k2++) { $s = substr( $data, $pos, 1); $g = substr( $guess, $pos, 1); $pos++; if( $g != 0){ $s = $g; } if( $s >= "1" and $s <= "9") { //closed number if( $bShowLegend) { //show legend if( $bShowSolution == false) { if( !array_key_exists( $pos, $correctquestions)){ if( array_key_exists( $pos, $offsetquestions)) { if( $s != $g){ $s = ''; } }else if( $g == 0) { $s = ''; } }else { //correct question $count++; } } echo ''; }else { //not show legend echo ''; } }else { $s = strpos( "-ABCDEFGHI", $s); $count++; echo ''; } } echo ""; } echo "

'.$s.'

\r\n"; ?> timefinish){ return $count; } if( count($offsetquestions) != count( $correctquestions)){ return $count; } if (! $cm = $DB->get_record( 'course_modules', array( 'id' => $id))) { print_error( "Course Module ID was incorrect id=$id"); } echo '
'.get_string( 'win', 'game').'
'; echo '
'; echo "wwwroot/mod/game/attempt.php?id=$id\">".get_string( 'nextgame', 'game').' '; echo "wwwroot/course/view.php?id=$cm->course\">".get_string( 'finish', 'game').' '; game_updateattempts( $game, $attempt, 1, 1); return $count; } function game_sudoku_getquestionlist( $offsetquestions) { $questionlist = ''; foreach( $offsetquestions as $q){ if( $q != 0){ $questionlist .= ','.$q; } } $questionlist = substr( $questionlist, 1); if ($questionlist == '') { print_error( get_string('no_questions', 'game')); } return $questionlist; } function game_sudoku_getglossaryentries( $game, $offsetentries, &$entrylist, $numbers) { global $DB; $entrylist = implode( ',', $offsetentries); if ($entrylist == '') { print_error( get_string( 'sudoku_noentriesfound', 'game')); } // Load the questions if (!$entries = $DB->get_records_select( 'glossary_entries', "id IN ($entrylist)")) { print_error( get_string('sudoku_noentriesfound', 'game')); } return $entries; } function game_sudoku_showquestions_quiz( $id, $game, $attempt, $sudoku, $offsetquestions, $numbers, $correctquestions, $onlyshow, $showsolution, $context) { global $CFG; $questionlist = game_sudoku_getquestionlist( $offsetquestions); $questions = game_sudoku_getquestions( $questionlist); //I will sort with the number of each question $questions2 = array(); foreach( $questions as $q){ $ofs = $numbers[ $q->id]; $questions2[ $ofs] = $q; } ksort( $questions2); if( count( $questions2) == 0){ game_sudoku_showquestion_onfinish( $id, $game, $attempt, $sudoku); return; } $number=0; $found = false; foreach ($questions2 as $question) { $ofs = $numbers[ $question->id]; if( array_key_exists( $ofs, $correctquestions)){ continue; //I don't show the correct answers } if( $found == false) { $found = true; // Start the form echo "

wwwroot}/mod/game/attempt.php\" onclick=\"this.autocomplete='off'\">\n"; if( ($onlyshow === false) and ($showsolution === false)){ echo "
"; echo " "; } // Add a hidden field with the quiz id echo '

'; echo '\n"; echo ''; // Print all the questions // Add a hidden field with questionids echo '\n"; } $number = "A$ofs"; game_print_question( $game, $question, $context); } if( $found) { echo "

"; // Finish the form echo ''; if( ($onlyshow === false) and ($showsolution === false)){ echo "\n"; } echo "\n"; } } //show the sudoku and glossaryentries function game_sudoku_showquestions_glossary( $id, $game, $attempt, $sudoku, $offsetentries, $numbers, $correctentries, $onlyshow, $showsolution) { global $CFG; $entries = game_sudoku_getglossaryentries( $game, $offsetentries, $questionlist, $numbers); //I will sort with the number of each question $entries2 = array(); foreach( $entries as $q){ $ofs = $numbers[ $q->id]; $entries2[ $ofs] = $q; } ksort( $entries2); if( count( $entries2) == 0){ game_sudoku_showquestion_onfinish( $id, $game, $attempt, $sudoku); return; } /// Start the form echo "

wwwroot}/mod/game/attempt.php\" onclick=\"this.autocomplete='off'\">\n"; if( $onlyshow) $hasquestions = false; else $hasquestions = ( count($correctentries) < count( $entries2)); if( $hasquestions){ echo "\n"; } // Add a hidden field with the quiz id echo '

'; echo '\n"; echo ''; /// Print all the questions // Add a hidden field with questionids echo '\n"; $number=0; foreach ($entries2 as $entry) { $ofs = $numbers[ $entry->id]; if( array_key_exists( $ofs, $correctentries)){ continue; //I don't show the correct answers } $s = 'A'.$ofs.'. '.game_filtertext( $entry->definition, 0).'
'; if( $showsolution){ $s .= get_string( 'answer').': '; $s .= "id}\" value=\"$entry->concept\"size=30 />
"; }else if( $onlyshow === false){ $s .= get_string( 'answer').': '; $s .= "id}\" size=30 />
"; } echo $s."

\r\n"; } echo "

"; // Finish the form if( $hasquestions){ echo "\n"; } echo "

\n"; } function game_sudoku_showquestion_onfinish( $id, $game, $attempt, $sudoku) { if( !set_field( 'game_attempts', 'finish', 1, 'id', $attempt->id)){ print_error( "game_sudoku_showquestion_onfinish: Can't update game_attempts id=$attempt->id"); } echo ''.get_string( 'win', 'game').'
'; echo '
'; echo "wwwroot}/mod/game/attempt.php?id=$id\">".get_string( 'nextgame', 'game').' '; echo "wwwroot}?id=$id\">".get_string( 'finish', 'game').' '; } function game_sudoku_checkanswers() { $responses = data_submitted(); $actions = question_extract_responses($questions, $responses, $event); } function game_sudoku_check_questions( $id, $game, $attempt, $sudoku, $finishattempt, $course) { global $QTYPES, $DB; $responses = data_submitted(); $offsetquestions = game_sudoku_compute_offsetquestions( $game->sourcemodule, $attempt, $numbers, $correctquestions); $questionlist = game_sudoku_getquestionlist( $offsetquestions); $questions = game_sudoku_getquestions( $questionlist); foreach($questions as $question) { $query = new stdClass(); $select = "attemptid=$attempt->id"; $select .= " AND questionid=$question->id"; if( ($query->id = $DB->get_field_select( 'game_queries', 'id', $select)) == 0){ die( "problem game_sudoku_check_questions (select=$select)"); continue; } $name = "resp{$question->id}_"; if( !isset( $responses->$name)) continue; $grade = game_grade_responses( $question, $responses, 100, $answertext); if( $grade < 50){ //wrong answer game_update_queries( $game, $attempt, $query, $grade/100, $answertext); continue; } //correct answer game_update_queries( $game, $attempt, $query, 1, $answertext); } game_sudoku_check_last( $id, $game, $attempt, $sudoku, $finishattempt, $course); } function game_sudoku_check_glossaryentries( $id, $game, $attempt, $sudoku, $finishattempt, $course) { global $QTYPES, $DB; $responses = data_submitted(); //this function returns offsetentries, numbers, correctquestions $offsetentries = game_sudoku_compute_offsetquestions( $game->sourcemodule, $attempt, $numbers, $correctquestions); $entrieslist = game_sudoku_getquestionlist( $offsetentries ); // Load the glossary entries if (!($entries = $DB->get_records_select( 'glossary_entries', "id IN ($entrieslist)"))) { print_error( get_string('noglossaryentriesfound', 'game')); } foreach($entries as $entry) { $answerundefined = optional_param('resp'.$entry->id, 'undefined', PARAM_TEXT); if( $answerundefined == 'undefined'){ continue; } $answer = optional_param('resp'.$entry->id, '', PARAM_TEXT); if( $answer == ''){ continue; } if( game_upper( $entry->concept) != game_upper( $answer)){ continue; } //correct answer $select = "attemptid=$attempt->id"; $select .= " AND glossaryentryid=$entry->id"; $query = new stdClass(); if( ($query->id = $DB->get_field_select( 'game_queries', 'id', $select)) == 0){ echo "not found $select
"; continue; } game_update_queries( $game, $attempt, $query, 1, $answer); } game_sudoku_check_last( $id, $game, $attempt, $sudoku, $finishattempt, $course); return true; } //this is the last function after submiting the answers. function game_sudoku_check_last( $id, $game, $attempt, $sudoku, $finishattempt, $course) { global $CFG, $DB; $correct = $DB->get_field_select( 'game_queries', 'COUNT(*) AS c', "attemptid=$attempt->id AND score > 0.9"); $all = $DB->get_field_select( 'game_queries', 'COUNT(*) AS c', "attemptid=$attempt->id"); if( $all){ $grade = $correct / $all; }else { $grade = 0; } game_updateattempts( $game, $attempt, $grade, $finishattempt); } function game_sudoku_check_number( $id, $game, $attempt, $sudoku, $pos, $num, $context) { global $DB; $correct = game_substr( $sudoku->data, $pos-1, 1); if( $correct != $num) { game_sudoku_play( $id, $game, $attempt, $sudoku, false, false, $context); return; } $leng = game_strlen( $sudoku->guess); $lend = game_strlen( $sudoku->data); if( $leng < $lend){ $sudoku->guess .= str_repeat( ' ', $lend - $leng); } game_setchar( $sudoku->guess, $pos-1, $correct); if( !$DB->set_field_select('game_sudoku', 'guess', $sudoku->guess, "id=$sudoku->id")){ print_error( 'game_sudoku_check_number: Cannot update table game_sudoku'); } game_sudoku_play( $id, $game, $attempt, $sudoku, false, false, $context); }