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388 lines
12 KiB
388 lines
12 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This page plays the cryptex game
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*
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* @author bdaloukas
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* @version $Id: play.php,v 1.20 2012/08/03 05:52:50 bdaloukas Exp $
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* @package game
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**/
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require_once( "cryptexdb_class.php");
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function game_cryptex_continue( $id, $game, $attempt, $cryptexrec, $endofgame, $context) {
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global $DB, $USER;
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if ($endofgame) {
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game_updateattempts( $game, $attempt, -1, true);
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$endofgame = false;
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}
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if ($attempt != false and $cryptexrec != false) {
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$crossm = $DB->get_record( 'game_cross', array( 'id' => $attempt->id));
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return game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context);
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}
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if ($attempt === false) {
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$attempt = game_addattempt( $game);
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}
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$cryptex = new CryptexDB();
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$questions = array();
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$infos = array();
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$answers = array();
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$recs = game_questions_shortanswer( $game);
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if ($recs == false) {
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print_error( get_string( 'no_words', 'game'));
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}
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$infos = array();
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$reps = array();
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foreach ($recs as $rec) {
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if ($game->param7 == false) {
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if (game_strpos( $rec->answertext, ' ')) {
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continue; // Spaces not allowed.
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}
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}
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$rec->answertext = game_upper( $rec->answertext);
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$answers[ $rec->answertext] = game_repairquestion( $rec->questiontext);
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$infos[ $rec->answertext] = array( $game->sourcemodule, $rec->questionid, $rec->glossaryentryid);
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$a = array( 'gameid' => $game->id, 'userid' => $USER->id,
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'questionid' => $rec->questionid, 'glossaryentryid' => $rec->glossaryentryid);
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if (($rec2 = $DB->get_record('game_repetitions', $a, 'id,repetitions AS r')) != false) {
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$reps[ $rec->answertext] = $rec2->r;
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}
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}
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$cryptex->setwords( $answers, $game->param1, $reps);
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// The game->param4 is minimum words.
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// The game->param2 is maximum words.
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if ($cryptex->computedata( $crossm, $crossd, $letters, $game->param4, $game->param2, $game->param3)) {
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$newcrossd = array();
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foreach ($crossd as $rec) {
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if (array_key_exists( $rec->answertext, $infos)) {
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$info = $infos[ $rec->answertext];
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$rec->id = 0;
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$rec->sourcemodule = $info[ 0];
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$rec->questionid = $info[ 1];
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$rec->glossaryentryid = $info[ 2];
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}
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game_update_queries( $game, $attempt, $rec, 0, '');
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$newcrossd[] = $rec;
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}
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$cryptexrec = $cryptex->savecryptex( $game, $crossm, $newcrossd, $attempt->id, $letters);
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}
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game_updateattempts( $game, $attempt, 0, 0);
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return game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, false, false, false, $context);
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}
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// The q means game_queries.id.
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function game_cryptex_check( $id, $game, $attempt, $cryptexrec, $q, $answer, $finishattempt, $context) {
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global $DB;
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if ($finishattempt) {
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game_updateattempts( $game, $attempt, -1, true);
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game_cryptex_continue( $id, $game, false, false, true, $context);
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return;
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}
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if ($attempt === false) {
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game_cryptex_continue( $id, $game, $attempt, $cryptexrec, false, $context);
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return;
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}
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$crossm = $DB->get_record_select( 'game_cross', "id=$attempt->id");
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$query = $DB->get_record_select( 'game_queries', "id=$q");
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$answer1 = trim( game_upper( $query->answertext));
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$answer2 = trim( game_upper( $answer));
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$len1 = game_strlen( $answer1);
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$len2 = game_strlen( $answer2);
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$equal = ( $len1 == $len2);
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if ($equal) {
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for ($i = 0; $i < $len1; $i++) {
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if (game_substr( $answer1, $i, 1) != game_substr( $answer2, $i, 1)) {
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$equal = true;
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break;
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}
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}
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}
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if ($equal == false) {
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game_update_queries( $game, $attempt, $query, 0, $answer2, true);
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game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, true, false, false, $context);
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return;
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}
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game_update_queries( $game, $attempt, $query, 1, $answer2);
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$onlyshow = false;
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$showsolution = false;
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game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm, true, $onlyshow, $showsolution, $context);
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}
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function game_cryptex_play( $id, $game, $attempt, $cryptexrec, $crossm,
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$updateattempt = false, $onlyshow = false, $showsolution = false, $context,
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$print = false, $showhtmlprintbutton = true) {
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global $CFG, $DB;
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if ($game->toptext != '') {
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echo $game->toptext.'<br>';
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}
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echo '<br>';
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$cryptex = new CryptexDB();
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$language = $attempt->language;
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$questions = $cryptex->loadcryptex( $crossm, $mask, $corrects, $attempt->language);
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if ($language != $attempt->language) {
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if (!$DB->set_field( 'game_attempts', 'language', $attempt->language, array( 'id' => $attempt->id))) {
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print_error( "game_cross_play: Can't set language");
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}
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}
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if ( $attempt->language != '') {
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$wordrtl = game_right_to_left( $attempt->language);
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} else {
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$wordrtl = right_to_left();
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}
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$reverseprint = ($wordrtl != right_to_left());
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if ($reverseprint) {
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$textdir = 'dir="'.($wordrtl ? 'rtl' : 'ltr').'"';
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} else {
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$textdir = '';
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}
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$len = game_strlen( $mask);
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// The count1 means there is a guested letter.
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// The count2 means there is a letter that not guessed.
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$count1 = $count2 = 0;
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for ($i = 0; $i < $len; $i++) {
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$c = game_substr( $mask, $i, 1);
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if ($c == '1') {
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$count1++;
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} else if ($c == '2') {
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$count2++;
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}
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}
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if ($count1 + $count2 == 0) {
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$gradeattempt = 0;
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} else {
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$gradeattempt = $count1 / ($count1 + $count2);
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}
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$finished = ($count2 == 0);
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if (($finished === false) && ($game->param8 > 0)) {
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$found = false;
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foreach ($questions as $q) {
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if ($q->tries < $game->param8) {
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$found = true;
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}
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}
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if ($found == false) {
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$finished = true; // Rich max tries.
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}
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}
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if ($updateattempt) {
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game_updateattempts( $game, $attempt, $gradeattempt, $finished);
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}
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if (($onlyshow == false) and ($showsolution == false)) {
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if ($finished) {
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game_cryptex_onfinished( $id, $game, $attempt, $cryptexrec);
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}
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}
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?>
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<style type="text/css"><!--
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.answerboxstyle {
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background-color: #FFFAF0;
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border-color: #808080;
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border-style: solid;
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border-width: 1px;
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display: block;
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padding: .75em;
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width: 240pt;
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}
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--></style>
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<?php
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$grade = round( 100 * $gradeattempt);
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echo get_string( 'grade', 'game').' '.$grade.' %';
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echo '<br>';
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echo '<table border=0>';
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echo '<tr><td>';
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$cryptex->displaycryptex( $crossm->cols, $crossm->rows, $cryptexrec->letters, $mask, $showsolution, $textdir);
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?>
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</td>
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<td width=10%> </td>
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<td>
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<form method="get" action="<?php echo $CFG->wwwroot?>/mod/game/attempt.php">
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<div id="answerbox" class="answerboxstyle" style="display:none;">
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<div id="wordclue" name="wordclue" class="cluebox"> </div>
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<input id="action" name="action" type="hidden" value="cryptexcheck">
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<input id="q" name="q" type="hidden" >
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<input id="id" name="id" value="<?php echo $id; ?>" type="hidden">
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<div style="margin-top:1em;"><input id="answer" name="answer" type="text" size="24"
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style="font-weight: bold; text-transform:uppercase;" autocomplete="off"></div>
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<table border="0" cellspacing="0" cellpadding="0" width="100%" style="margin-top:1em;"><tr>
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<td align="right">
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<button id="okbutton" type="submit" class="button" style="font-weight: bold;">OK</button>
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<button id="cancelbutton" type="button" class="button" onclick="DeselectCurrentWord();">Cancel</button>
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</td></tr></table>
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</form>
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</td>
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</tr>
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</table>
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<?php
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if ($showhtmlprintbutton) {
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echo '<br><button id="finishattemptbutton" type="button" onclick="OnEndGame();" >'.get_string( 'finish', 'game');
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echo '</button>';
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echo '<button id="printbutton" type="button" onclick="OnPrint();" >'.get_string( 'print', 'game');
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echo '</button><br>';
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}
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if ($showhtmlprintbutton) {
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?>
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<script>
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function PrintHtmlClick()
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{
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document.getElementById("printbutton").style.display = "none";
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window.print();
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document.getElementById("printbutton").style.display = "block";
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}
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function OnPrint()
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{
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<?php
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global $CFG;
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$params = "id=$id&gameid=$game->id";
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echo "window.open( \"{$CFG->wwwroot}/mod/game/print.php?$params\");";
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?>
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}
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function OnEndGame()
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{
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<?php
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global $CFG;
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$params = 'id='.$id.'&action=cryptexcheck&g=&finishattempt=1';
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echo "window.location = \"{$CFG->wwwroot}/mod/game/attempt.php?$params\";\r\n";
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?>
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}
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</script>
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<?php
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}
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$i = 0;
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$else = '';
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$contextglossary = false;
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foreach ($questions as $key => $q) {
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$i++;
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if ($showsolution == false) {
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// When I want to show the solution a want to show the questions to.
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if (array_key_exists( $q->id, $corrects)) {
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continue;
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}
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}
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$question = game_show_query( $game, $q, "$i. ".$q->questiontext, $context);
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$question2 = strip_tags($question); // ADDED BY DP (AUG 2009) - fixes " breaking the Answer button for this question.
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echo "<script>var msg{$q->id}=".json_encode( $question2).';</script>';
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if (($onlyshow == false) and ($showsolution == false)) {
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if (($game->param8 == 0) || ($game->param8 > $q->tries)) {
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$question .= ' <input type="submit" value="'.
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get_string( 'answer').'" onclick="OnCheck( '.$q->id.",msg{$q->id});\" />";
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}
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}
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echo $question;
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if ($showsolution) {
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echo " $q->answertext<B></b>";
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}
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echo '<br>';
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}
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if ($game->bottomtext != '') {
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echo '<br><br>'.$game->bottomtext;
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}
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?>
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<script>
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function OnCheck( id, question)
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{
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document.getElementById("q").value = id;
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document.getElementById("wordclue").innerHTML = question;
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// Finally, show the answer box.
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document.getElementById("answerbox").style.display = "block";
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try
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{
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document.getElementById("answer").focus();
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document.getElementById("answer").select();
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}
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catch (e)
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{
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}
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}
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</script>
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<?php
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if ($print) {
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echo '<body onload="window.print()">';
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} else {
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echo '<body>';
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}
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}
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function game_cryptex_onfinished( $id, $game, $attempt, $cryptexrec) {
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global $CFG, $DB;
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if (! $cm = $DB->get_record( 'course_modules', array( 'id' => $id))) {
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print_error( "Course Module ID was incorrect id=$id");
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}
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echo '<B>'.get_string( 'win', 'game').'</B><br>';
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echo '<br>';
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echo "<a href=\"{$CFG->wwwroot}/mod/game/attempt.php?id=$id&forcenew=1\">".
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get_string( 'nextgame', 'game').'</a> ';
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echo "<a href=\"{$CFG->wwwroot}/course/view.php?id=$cm->course\">".get_string( 'finish', 'game').'</a> ';
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echo "<br><br>\r\n";
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}
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