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269 lines
9.8 KiB
269 lines
9.8 KiB
<?php // $Id: attempt.php,v 1.22 2012/07/25 23:07:43 bdaloukas Exp $
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/**
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* This page prints a particular attempt of game
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*
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* @author bdaloukas
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* @version $Id: attempt.php,v 1.22 2012/07/25 23:07:43 bdaloukas Exp $
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* @package game
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**/
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require_once( "../../config.php");
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require_once( "lib.php");
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require_once( "locallib.php");
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require_once( "hangman/play.php");
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require_once( "cross/play.php");
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require_once( "cryptex/play.php");
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require_once( "millionaire/play.php");
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require_once( "sudoku/play.php");
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require_once( "bookquiz/play.php");
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require_once( "snakes/play.php");
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require_once( "hiddenpicture/play.php");
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$action = optional_param('action', "", PARAM_ALPHANUM); // action
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game_show_header( $id, $game, $course, $context);
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game_do_attempt( $id, $game, $action, $course, $context);
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function game_show_header( &$id, &$game, &$course, &$context)
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{
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global $DB, $USER, $PAGE, $OUTPUT;
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$id = optional_param('id', 0, PARAM_INT); // Course Module ID, or
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$q = optional_param('q', 0, PARAM_INT); // game ID
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if ($id) {
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if (! $cm = get_coursemodule_from_id('game', $id)) {
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print_error('invalidcoursemodule');
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}
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if (! $course = $DB->get_record('course', array('id' => $cm->course))) {
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print_error('coursemisconf');
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}
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if (! $game = $DB->get_record('game', array('id' => $cm->instance))) {
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print_error('invalidcoursemodule');
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}
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} else {
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if (! $game = $DB->get_record('game', array('id' => $q))) {
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print_error('invalidgameid', 'game');
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}
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if (! $course = $DB->get_record('course', array('id' => $game->course))) {
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print_error('invalidcourseid');
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}
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if (! $cm = get_coursemodule_from_instance('game', $game->id, $course->id)) {
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print_error('invalidcoursemodule');
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}
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}
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/// Check login and get context.
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require_login($course->id, false, $cm);
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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require_capability('mod/game:view', $context);
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/// Cache some other capabilites we use several times.
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$canattempt = has_capability('mod/game:attempt', $context);
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$canreviewmine = has_capability('mod/game:reviewmyattempts', $context);
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/// Create an object to manage all the other (non-roles) access rules.
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$timenow = time();
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//$accessmanager = new game_access_manager(game::create($game->id, $USER->id), $timenow);
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/// If no questions have been set up yet redirect to edit.php
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//if (!$game->questions && has_capability('mod/game:manage', $context)) {
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// redirect($CFG->wwwroot . '/mod/game/edit.php?cmid=' . $cm->id);
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//}
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/// Log this request.
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add_to_log($course->id, 'game', 'view', "view.php?id=$cm->id", $game->id, $cm->id);
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/// Initialize $PAGE, compute blocks
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$PAGE->set_url('/mod/game/view.php', array('id' => $cm->id));
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$edit = optional_param('edit', -1, PARAM_BOOL);
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if ($edit != -1 && $PAGE->user_allowed_editing()) {
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$USER->editing = $edit;
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}
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// Note: MDL-19010 there will be further changes to printing header and blocks.
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// The code will be much nicer than this eventually.
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$title = $course->shortname . ': ' . format_string($game->name);
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if ($PAGE->user_allowed_editing() && !empty($CFG->showblocksonmodpages)) {
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$buttons = '<table><tr><td><form method="get" action="view.php"><div>'.
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'<input type="hidden" name="id" value="'.$cm->id.'" />'.
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'<input type="hidden" name="edit" value="'.($PAGE->user_is_editing()?'off':'on').'" />'.
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'<input type="submit" value="'.get_string($PAGE->user_is_editing()?'blockseditoff':'blocksediton').'" /></div></form></td></tr></table>';
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$PAGE->set_button($buttons);
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}
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$PAGE->set_title($title);
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$PAGE->set_heading($course->fullname);
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echo $OUTPUT->header();
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}
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function game_do_attempt( $id, $game, $action, $course, $context)
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{
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global $OUTPUT;
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$forcenew = optional_param('forcenew', false, PARAM_BOOL); // Teacher has requested new preview
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$endofgame = optional_param('endofgame', false, PARAM_BOOL);
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$pos = optional_param('pos', 0, PARAM_INT);
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$num = optional_param('num', 0, PARAM_INT);
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$q = optional_param('q', 0, PARAM_INT);
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$attemptid = optional_param('attemptid', 0, PARAM_INT);
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$g = optional_param('g', '', PARAM_RAW);
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$finishattempt = optional_param('finishattempt', '', PARAM_TEXT);
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$answer = optional_param('answer', '', PARAM_TEXT);
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$continue = false;
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/// Print the main part of the page
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switch( $action)
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{
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case 'crosscheck':
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$attempt = game_getattempt( $game, $detail);
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$g = game_cross_unpackpuzzle( $g);
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game_cross_continue( $id, $game, $attempt, $detail, $g, $finishattempt, $context);
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break;
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case 'crossprint':
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$attempt = game_getattempt( $game, $detail);
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game_cross_play( $id, $game, $attempt, $detail, '', true, false, false, true, $context);
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break;
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case 'sudokucheck': //the student tries to answer a question
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$attempt = game_getattempt( $game, $detail);
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game_sudoku_check_questions( $id, $game, $attempt, $detail, $finishattempt, $course, $context);
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$continue = true;
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break;
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case 'sudokucheckg': //the student tries to guess a glossaryenry
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$attempt = game_getattempt( $game, $detail);
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$endofgame = array_key_exists( 'endofgame', $_GET);
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$continue = game_sudoku_check_glossaryentries( $id, $game, $attempt, $detail, $endofgame, $course);
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$continue = true;
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break;
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case 'sudokucheckn': //the user tries to guess a number
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$attempt = game_getattempt( $game, $detail);
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game_sudoku_check_number( $id, $game, $attempt, $detail, $pos, $num, $context);
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$continue = false;
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break;
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case 'cryptexcheck': //the user tries to guess a question
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$attempt = game_getattempt( $game, $detail);
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game_cryptex_check( $id, $game, $attempt, $detail, $q, $answer, $context);
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break;
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case 'bookquizcheck': //the student tries to answer a question
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$attempt = game_getattempt( $game, $detail);
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game_bookquiz_check_questions( $id, $game, $attempt, $detail, $context);
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break;
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case 'snakescheck': //the student tries to answer a question
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$attempt = game_getattempt( $game, $detail);
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game_snakes_check_questions( $id, $game, $attempt, $detail, $context);
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break;
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case 'snakescheckg': //the student tries to answer a question from glossary
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$attempt = game_getattempt( $game, $detail);
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game_snakes_check_glossary( $id, $game, $attempt, $detail, $context);
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break;
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case 'hiddenpicturecheck': //the student tries to answer a question
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$attempt = game_getattempt( $game, $detail);
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$continue = game_hiddenpicture_check_questions( $id, $game, $attempt, $detail, $finishattempt, $context);
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break;
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case 'hiddenpicturecheckg': //the student tries to guess a glossaryenry
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$attempt = game_getattempt( $game, $detail);
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game_hiddenpicture_check_mainquestion( $id, $game, $attempt, $detail, $endofgame, $context);
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break;
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default:
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$continue = true;
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break;
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}
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if( $continue){
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game_create( $game, $id, $forcenew, $course, $context);
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}
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/// Finish the page
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echo $OUTPUT->footer();
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}
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function game_create( $game, $id, $forcenew, $course, $context)
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{
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global $USER, $CFG, $DB;
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$attempt = game_getattempt( $game, $detail);
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$chapterid = optional_param('chapterid', 0, PARAM_INT);
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$newletter = optional_param('newletter', '', PARAM_ALPHA);
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$action2 = optional_param('action2', '', PARAM_ALPHA);
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switch( $game->gamekind)
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{
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case 'cross':
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game_cross_continue( $id, $game, $attempt, $detail, '', $forcenew, $context);
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break;
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case 'hangman':
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game_hangman_continue( $id, $game, $attempt, $detail, $newletter, $action2, $context);
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break;
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case 'millionaire':
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game_millionaire_continue( $id, $game, $attempt, $detail, $context);
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break;
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case 'bookquiz':
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game_bookquiz_continue( $id, $game, $attempt, $detail, $chapterid, $context);
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break;
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case 'sudoku':
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game_sudoku_continue( $id, $game, $attempt, $detail, '', $context);
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break;
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case 'cryptex':
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game_cryptex_continue( $id, $game, $attempt, $detail, $forcenew, $context);
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break;
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case 'snakes':
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game_snakes_continue( $id, $game, $attempt, $detail, $context);
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break;
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case 'hiddenpicture':
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game_hiddenpicture_continue( $id, $game, $attempt, $detail, $context);
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break;
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default:
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print_error( "Game {$game->gamekind} not found");
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break;
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}
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}
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function game_cross_unpackpuzzle( $g)
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{
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$ret = "";
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$len = game_strlen( $g);
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while( $len)
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{
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for( $i=0; $i < $len; $i++)
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{
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$c = game_substr( $g, $i, 1);
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if( $c >= '1' and $c <= '9'){
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if( $i > 0){
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//found escape character
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if( game_substr( $g, $i-1, 1) == '/'){
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$g = game_substr( $g, 0, $i-1).game_substr( $g, $i);
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$i--;
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$len--;
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continue;
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}
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}
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break;
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}
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}
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if( $i < $len){
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//found the start of a number
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for( $j=$i+1; $j < $len; $j++)
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{
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$c = game_substr( $g, $j, 1);
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if( $c < '0' or $c > '9'){
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break;
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}
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}
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$count = game_substr( $g, $i, $j-$i);
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$ret .= game_substr( $g, 0, $i) . str_repeat( '_', $count);
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$g = game_substr( $g, $j);
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$len = game_strlen( $g);
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}else
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{
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$ret .= $g;
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break;
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}
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}
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return $ret;
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}
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