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<?php // $Id: attempt.php,v 1.10.2.6 2012/01/16 21:45:04 bdaloukas Exp $
/**
* This page prints a particular attempt of game
*
* @author bdaloukas
* @version $Id: attempt.php,v 1.10.2.6 2012/01/16 21:45:04 bdaloukas Exp $
* @package game
**/
require_once("../../config.php");
require_once("lib.php");
require_once("locallib.php");
// remember the current time as the time any responses were submitted
// (so as to make sure students don't get penalized for slow processing on this page)
$timestamp = time();
require_once( "header.php");
require_once( "hangman/play.php");
require_once( "cross/play.php");
require_once( "cryptex/play.php");
require_once( "millionaire/play.php");
require_once( "sudoku/play.php");
require_once( "bookquiz/play.php");
require_once( "snakes/play.php");
require_once( "hiddenpicture/play.php");
$currenttab = 'info';
include('tabs.php');
// Now is the right time to check the open and close times.
if (($timestamp < $game->timeopen || ($game->timeclose && $timestamp > $game->timeclose))) {
if (!has_capability('mod/game:manage', $context)) {
if ($timestamp < $game->timeopen) {
$s = get_string("gamenotavailable", "game", userdate($game->timeopen));
} else {
$s = get_string("gameclosed", "game", userdate($game->timeclose));
}
error($s, "view.php?id={$cm->id}");
}
}
$forcenew = optional_param('forcenew', false, PARAM_BOOL); // Teacher has requested new preview
// Hangman params
$newletter = optional_param('newletter', '', PARAM_TEXT);
// Bookquiz params
$chapterid = optional_param('chapterid', 0, PARAM_INT);
// Sudoku params
$pos = optional_param('pos', 0, PARAM_INT);
$num = optional_param('num', 0, PARAM_INT);
// Cryptex (Wordfind) params
$q = optional_param('q', '', PARAM_TEXT);
$answer = optional_param('answer', '', PARAM_TEXT);
// Crossword params
$get_g = optional_param('g', '', PARAM_TEXT);
$endofgame = optional_param('endofgame', 0, PARAM_INT);
$finishattempt = optional_param('finishattempt', 0, PARAM_INT);
/// Print the main part of the page
switch( $action)
{
case 'crosscheck':
$attempt = game_getattempt($game, $detail);
$g = game_cross_unpackpuzzle($get_g);
game_cross_continue( $id, $game, $attempt, $detail, $g, $finishattempt);
break;
case 'crossprint':
$attempt = game_getattempt($game, $detail);
game_cross_play($id, $game, $attempt, $detail, '', true, false, false, true);
break;
case 'sudokucheck': //the student tries to answer a question
$attempt = game_getattempt($game, $detail);
game_sudoku_check_questions($id, $game, $attempt, $detail, $finishattempt);
break;
case 'sudokucheckg': //the student tries to guess a glossaryenry
$attempt = game_getattempt($game, $detail);
game_sudoku_check_glossaryentries($id, $game, $attempt, $detail, $endofgame);
break;
case 'sudokucheckn': //the user tries to guess a number
$attempt = game_getattempt($game, $detail);
game_sudoku_check_number($id, $game, $attempt, $detail, $pos, $num);
break;
case 'cryptexcheck': //the user tries to guess a question
$attempt = game_getattempt($game, $detail);
game_cryptex_check($id, $game, $attempt, $detail, $q, $answer);
break;
case 'bookquizcheck': //the student tries to answer a question
$attempt = game_getattempt($game, $detail);
game_bookquiz_check_questions($id, $game, $attempt, $detail);
break;
case 'snakescheck': //the student tries to answer a question
$attempt = game_getattempt($game, $detail);
game_snakes_check_questions($id, $game, $attempt, $detail);
break;
case 'snakescheckg': //the student tries to answer a question
$attempt = game_getattempt($game, $detail);
game_snakes_check_glossary($id, $game, $attempt, $detail);
break;
case 'hiddenpicturecheck': //the student tries to answer a question
$attempt = game_getattempt($game, $detail);
$finishattempt = optional_param('finishattempt', 0, PARAM_INT);
game_hiddenpicture_check_questions($id, $game, $attempt, $detail, $finishattempt);
break;
case 'hiddenpicturecheckg': //the student tries to guess a glossaryenry
$attempt = game_getattempt($game, $detail);
$endofgame = optional_param('endofgame', 0, PARAM_INT);
game_hiddenpicture_check_mainquestion($id, $game, $attempt, $detail, $endofgame);
break;
case "":
game_create($game, $id, $forcenew, $course);
break;
default:
error('Not found action='.$action);
}
/// Finish the page
print_footer($course);
function game_create($game, $id, $forcenew, $course){
global $USER, $CFG;
$attempt = game_getattempt($game, $detail);
switch($game->gamekind){
case 'cross':
game_cross_continue($id, $game, $attempt, $detail, '', $forcenew);
break;
case 'hangman':
$action2 = optional_param('action2', '', PARAM_TEXT);
$newletter = optional_param('newletter', '', PARAM_TEXT);
game_hangman_continue($id, $game, $attempt, $detail, $newletter, $action2);
break;
case 'millionaire':
game_millionaire_continue($id, $game, $attempt, $detail);
break;
case 'bookquiz':
$chapterid = optional_param('chapterid', 0, PARAM_INT);
game_bookquiz_continue($id, $game, $attempt, $detail, $chapterid);
break;
case 'sudoku':
game_sudoku_continue($id, $game, $attempt, $detail);
break;
case 'cryptex':
game_cryptex_continue($id, $game, $attempt, $detail, $forcenew);
break;
case 'snakes':
game_snakes_continue($id, $game, $attempt, $detail);
break;
case 'hiddenpicture':
game_hiddenpicture_continue($id, $game, $attempt, $detail);
break;
case 'contest':
require( 'contest/play.php');
$entryid = optional_param('entryid', 0, PARAM_INT);
game_contest_continue($id, $game, $attempt, $detail, $entryid);
break;
default:
error("Game {$game->gamekind} not found");
break;
}
}
//inserts a record to game_attempts
function game_addattempt($game){
global $CFG, $USER;
$newrec->gamekind = $game->gamekind;
$newrec->gameid = $game->id;
$newrec->userid = $USER->id;
$newrec->timestart = time();
$newrec->timefinish = 0;
$newrec->timelastattempt = 0;
$newrec->preview = 0;
$newrec->attempt = get_field( 'game_attempts', 'max(attempt)', 'gameid', $game->id, 'userid', $USER->id) + 1;
$newrec->score = 0;
if (!($newid = insert_record( 'game_attempts', $newrec))){
error("Insert game_attempts: new rec not inserted");
}
if($USER->username == 'guest'){
$key = 'mod/game:instanceid'.$game->id;
$_SESSION[ $key] = $newid;
}
return get_record_select('game_attempts', 'id='.$newid);
}
function game_cross_unpackpuzzle($g){
$ret = "";
$textlib = textlib_get_instance();
$len = $textlib->strlen($g);
while($len){
for($i=0; $i < $len; $i++){
$c = $textlib->substr($g, $i, 1);
if($c >= '1' and $c <= '9'){
if($i > 0){
//found escape character
if($textlib->substr( $g, $i-1, 1) == '/'){
$g = $textlib->substr( $g, 0, $i-1).$textlib->substr( $g, $i);
$i--;
$len--;
continue;
}
}
break;
}
}
if( $i < $len){
//found the start of a number
for( $j=$i+1; $j < $len; $j++){
$c = $textlib->substr( $g, $j, 1);
if( $c < '0' or $c > '9'){
break;
}
}
$count = $textlib->substr( $g, $i, $j-$i);
$ret .= $textlib->substr( $g, 0, $i) . str_repeat( '_', $count);
$g = $textlib->substr( $g, $j);
$len = $textlib->strlen( $g);
}
else{
$ret .= $g;
break;
}
}
return $ret;
}