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<?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 export the game snakes to html
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*
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* @author bdaloukas
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* @version $Id: exporthtml_snakes.php,v 1.4 2011/07/23 12:34:08 bdaloukas Exp $
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* @package game
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**/
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?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title><?php echo $html->title;?></title>
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<link href="css/game.css" rel="stylesheet" type="text/css" />
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<link rel="stylesheet" type="text/css" href="css/subModal.css" />
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<script type="text/javascript" src="js/common.js"></script>
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<script type="text/javascript" src="js/subModal.js"></script>
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<style type="text/css">
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#pawn
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{
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position:absolute;
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}
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img
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{
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border:hidden
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}
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body
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{
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background: #999 url('images/backdropJungle.png') no-repeat fixed left top;
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}
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.score
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{color: #FC3;
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font-size: 40px;
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}
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</style>
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</head>
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<body>
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<script language="JavaScript">
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// Snakes for Moodle by Maria Rigkou.
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var boards = 1;
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var board_images = new Array( boards);
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var board_names = new Array( boards);
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var pawn_width = new Array(boards);
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var pawn_height = new Array(boards);
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var board_cols = new Array(boards);
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var board_rows = new Array(boards);
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var board_contents = new Array (boards);
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var board_headerx = new Array(boards);
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var board_headery = new Array(boards);
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var board_footerx = new Array(boards);
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var board_footery = new Array(boards);
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var board_width = new Array(boards);
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var board_height = new Array(boards);
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var board_data = new Array(boards);
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var pawn_width = new Array(boards);
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var pawn_height = new Array(boards);
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var current_board = 0;
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var current_position=0;
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var current_quest = 0;
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var mchoice_count = 0;
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var mchoice_positions =new Array( 1);
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var quest_text = ""; //Question
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var quest_resp = ""; // Answer
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var quest_feedb = ""; // feedback
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var quest_total = 25; // Count of questions
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board_names[ 0] = "<?php echo $game->name; ?>";
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board_images[ 0] = '<?php echo $board->fileboard; ?>';
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board_cols [0] = <?php echo $board->cols; ?>;
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board_rows [0] = <?php echo $board->rows; ?>;
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board_contents [0] = '<?php echo $board->data; ?>';
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board_headerx [0] = <?php echo $board->headerx; ?>;
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board_headery [0] = <?php echo $board->headery; ?>;
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board_footerx [0] = <?php echo $board->footerx; ?>;
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board_footery [0] = <?php echo $board->footery; ?>;
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board_width [0] = <?php echo $board->width; ?>;
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board_height [0] = <?php echo $board->height; ?>;
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pawn_width [0] = 40;
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pawn_height [0]= 40;
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<?php
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echo "var countofquestionsM=$countofquestionsm;\r\n";
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echo 'var countofquestionsS='.count($questionss).";\r\n";
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foreach ($questionss as $line) {
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$s = $line->question.'#'.str_replace( array( '"', '#'), array( "'", ' '), $line->answer);
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if ($questionsm != '') {
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$questionsm .= ",\r";
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}
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$questionsm .= '"'.base64_encode( game_upper( $s)).'"';
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$s = '#'.str_replace( array( '"', '#'), array( "'", ' '), $line->feedback);
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if ($retfeedback != '') {
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$retfeedback .= ",\r";
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}
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$retfeedback .= '"'.base64_encode( $s).'"';
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}
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$rettimesasked = '';
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for ($i = 0; $i < $countofquestionsm + count($questionss); $i++) {
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$rettimesasked .= ',0';
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}
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$rettimesasked = substr( $rettimesasked, 1);
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echo "var questions=new Array( $questionsm);\r\n";
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echo "var feedbacks=new Array( $retfeedback);\r\n";
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echo "var quest_times_asked=new Array( $rettimesasked); //How many times is used a question\r\n";
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?>
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var current_dice=0;
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var feedb_correct_S = "<?php print_string( 'html_snakes_correct', 'game'); ?>";
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var feedb_wrong_S = "<?php print_string( 'html_snakes_wrong', 'game'); ?>";
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var str_score = "<?php print_string( 'score', 'game'); ?>";
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var str_check = "<?php print_string( 'html_snakes_check', 'game'); ?>";
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var str_no_selection = "<?php print_string( 'html_snakes_no_selection', 'game'); ?>";
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var correct_ans = 0; //counter of correct answers
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var all_ans = 0; //counter of all answers
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var score = 0;
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ShowMainForm();
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display_quest();
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function ShowMainForm()
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{
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var pawn_x =0;
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var pawn_y=0;
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var direction=0;
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var cols = board_cols[current_board];
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var rows = board_rows[current_board];
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var col_width = (board_width[current_board]-board_headerx[current_board]-board_footerx[current_board])/cols;
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var col_height = (board_height[current_board]-board_headery[current_board]-board_footery[current_board])/rows;
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document.write('<img id="boardimage" src="images/meter.png">');
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document.getElementById("boardimage").src = "images/" + board_images[ current_board];
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document.write('<div id="dicecont"> </div>');
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if( current_position >= 0)
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{
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direction=Math.floor((current_position /cols))%2;
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if (direction==1)
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axis_x=(cols-(current_position %cols)-1);
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else
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axis_x=current_position %cols;
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axis_y=Math.floor((current_position /rows));
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pawn_x=board_headerx[current_board]+(axis_x*col_width)+(col_width-pawn_width[current_board])/2;
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pawn_y=board_footery[current_board]+pawn_height[current_board]+(axis_y*col_height)+(col_height-pawn_height[current_board])/2;
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document.write('<div id="pawn1"><img id="pawn" alt="" src="images/player1.png"></div>');
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move_pawn();
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}
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}
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function selectBoard()
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{
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current_board = document.getElementById("boardtype").value;
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document.getElementById("boardimage").src = "images/" + board_images[ current_board];
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}
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function select_quest()
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{
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var quest_total = countofquestionsM + countofquestionsS;
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var quest_candidates= new Array();
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var i, q;
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for (i=0;i<3;i++) {
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quest_candidates[i]=Math.floor((Math.random() * quest_total));
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}
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current_quest = quest_candidates[0];
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for (i=1;i<3;i++) {
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if (quest_times_asked[quest_candidates[i]]>quest_times_asked[current_quest])
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current_quest=quest_candidates[i];
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}
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q=Base64decode( questions[ current_quest]);
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quest_resp = decode_multiple_choice( q);
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quest_text = quest_resp[ 0];
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quest_feedb = Base64decode( feedbacks[ current_quest]);
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}
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function IsMultipleChoiceQuestion()
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{
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return (current_quest < countofquestionsM);
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}
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function check_answer()
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{
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all_ans=all_ans+1;
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if( IsMultipleChoiceQuestion())
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check_answer_M();
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else
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check_answer_S();
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move_pawn();
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}
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function check_answer_M()
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{
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document.getElementById("check_btn").style.display = "none";
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var useranswer;
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var n=document.snakesform.radio_answer.length;
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for(useranswer=0;useranswer < n;useranswer++)
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{
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if( document.snakesform.radio_answer[ useranswer].checked)
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break;
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}
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if( useranswer >= n)
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{
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alert( str_no_selection);
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document.getElementById("feedb").innerHTML= "";
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document.getElementById("check_btn").style.display = "block";
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return;
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}
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var feedbacks = decode_multiple_choice(quest_feedb);
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var j;
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for (j=0;j<n;j++) {
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document.snakesform.radio_answer[ j].disabled = "true";
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}
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document.getElementById("feedb").innerHTML= feedbacks[ mchoice_positions[useranswer]];
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document.getElementById("feedb").style.display = "block";
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if ( mchoice_positions[ useranswer] == 1)
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{
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current_position += current_dice;
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correct_ans =correct_ans+1; //calculate new score----
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score = Math.round((correct_ans/all_ans)*100);
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document.getElementById("show_score").innerHTML='<strong>'+str_score+': </strong><strong class="score">' +score+ '</strong>';
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check_game_over();
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check_exists_ladder();
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}
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else
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{
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score = Math.round((correct_ans/all_ans)*100);
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document.getElementById("show_score").innerHTML='<strong>'+str_score+': </strong><strong class="score">' +score+ '</strong>';
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check_exists_snake();
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}
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document.getElementById("OK_btn").style.display = "block";
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}
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function check_answer_S()
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{
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document.getElementById("answer").disabled = "true";
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document.getElementById("check_btn").style.display = "none";
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if (document.getElementById("answer").value.toUpperCase() == quest_resp[ 1].toUpperCase())
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{
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document.getElementById("feedb").style.display = "block";
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current_position += current_dice;
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correct_ans =correct_ans+1; //calculate new score
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score = Math.round((correct_ans/all_ans)*100);
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document.getElementById("show_score").innerHTML='<strong>'+str_score+': </strong><strong class="score">' +score+ '</strong>';
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check_game_over();
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check_exists_ladder();
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}
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else
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{
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document.getElementById("feedb_wrong").style.display = "block";
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score = Math.round((correct_ans/all_ans)*100);
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document.getElementById("show_score").innerHTML='<strong>'+str_score+': </strong><strong class="score">' +score+ '</strong>';
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check_exists_snake();
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}
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document.getElementById("OK_btn").style.display = "block";
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}
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function check_game_over()
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{
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var out=(board_cols[current_board]*board_rows[current_board]);
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if (current_position > out-1)
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{
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current_position=out-1;
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showPopWin('modalContent.html', 350, 220, returnRefresh); // modal
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}
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}
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function check_exists_ladder()
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{
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var find = "L" + (current_position+1) + "-";
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var pos = board_contents[ current_board].indexOf( find);
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if( pos < 0)
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return;
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var s = board_contents[ current_board].substr( pos+find.length)
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pos = s.indexOf( ',');
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if( pos >= 0)
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s = s.substr( 0, pos);
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current_position = s-1;
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}
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function check_exists_snake()
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{
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var find = "-" + (current_position+1) + ",";
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var s= ',' +board_contents[ current_board] + ',';
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for(;;)
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{
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var pos = s.indexOf( find);
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if( pos < 0)
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return;
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var pos_start = s.lastIndexOf( ',', pos-1);
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var kind = s.substr( pos_start+1, 1);
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if( kind != "S")
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{
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s = s.substr( pos+1);
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continue;
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}
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s = s.substr( pos_start+2);
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pos = s.indexOf( '-');
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current_position = s.substr( 0, pos)-1;
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break;
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}
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}
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function decode_multiple_choice(s)
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{
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var ret = new Array();
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var i=0;
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for(;;)
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{
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var pos=s.indexOf( '#');
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if( pos < 0)
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{
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ret[ i++] = s;
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return ret;
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}
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ret[ i++] = s.substr( 0, pos);
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s = s.substr( pos+1);
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}
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}
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function display_quest()
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{
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current_dice = Math.floor((Math.random() * 6)) + 1;
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select_quest();
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if( IsMultipleChoiceQuestion())
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display_quest_M();
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else
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display_quest_S();
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}
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function display_quest_M()
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{
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s = '<table width="250px"><tr><td><div id="show_dice"> ';
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s = s + '<img src = "images/dice' + current_dice + '.png"> </div> </td>';
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s = s + '<td align=right><div id="show_score" style="color: #FFFFFF; font-weight:bold; font-size: 20px;">';
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s = s + '<strong>'+str_score+': </strong>';
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s = s + '<strong class="score">' +score+ '</strong></div></td></tr></table>';
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s = s + '<div id="question_area">' + quest_text+'</div>';
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s = s + '<form name="snakesform">';
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mchoice_count = quest_resp.length-1;
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mchoice_positions = new Array( mchoice_count);
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for(i=0; i < mchoice_count ; i++)
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mchoice_positions[ i] = i+1;
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for(i=0; i < mchoice_count ; i++)
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{
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var j = Math.floor((Math.random() * mchoice_count));
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var temp = mchoice_positions[ i];
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mchoice_positions[ i] = mchoice_positions[ j];
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mchoice_positions[ j] = temp;
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}
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for(i=0; i < mchoice_count;i++) {
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s = s + '<input type="radio" name="radio_answer" id="radio_answer" value="';
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s = s + i+'" />'+quest_resp[ mchoice_positions[ i]] + '<br />';
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}
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s = s + '<br /><input type="button" id="check_btn" value="'+str_check;
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s = s + '" onclick="check_answer();"> <br/><div id="feedb_area"> <div id="feedb_wrong" style="display:none; color:yellow;"> ';
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s = s + quest_feedb+' </div> <br /><div id="feedb" style="display:none; color:yellow;"> ';
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s = s + quest_feedb+'. Θα προχωρήσεις ';
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s = s + current_dice+' τετράγωνα μπροστά!</div><br /> <div id="OK_btn"';
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s = s + 'style="display:none;"><input type="button" onclick="display_quest();" value="OK"/></div> </div></form>';
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document.getElementById("dicecont").innerHTML = s;
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document.getElementById("question_area").style.display = "block";
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document.getElementById("check_btn").style.display = "block";
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}
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function display_quest_S()
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{
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var s = "";
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s = '<table width="250px"><tr><td><div id="show_dice"> <img src = "images/dice';
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s = s + current_dice + '.png"> </div> </td><td align=right>';
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s = s + '<div id="show_score" style="color: #FFFFFF; font-weight:bold; font-size: 20px;"><strong>';
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s = s + str_score+': </strong><strong class="score">' +score+ '</strong></div></td></tr></table><div id="question_area">';
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s = s + quest_text+'</div> <br /><input type="text" id="answer"/><br /><br /> <input type="button" id="check_btn" value="';
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s = s + str_check+'" onclick="check_answer();"> <br /> <div id="feedb_area">';
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s = s + ' <div id="feedb_wrong" style="display:none; color:yellow;"> ';
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s = s + feedb_wrong_S+' </div> <div id="feedb" style="display:none; color:yellow;"> ';
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s = s + feedb_correct_S+'</div> <br /><div id="OK_btn" style="display:none;">';
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s = s + '<input type="button" onclick="display_quest();" value="OK"/></div> </div>';
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document.getElementById("dicecont").innerHTML = s;
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document.getElementById("question_area").style.display = "block";
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document.getElementById("check_btn").style.display = "block";
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}
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function move_pawn()
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{
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var pawn_x =0;
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var pawn_y=0;
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var direction=0;
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var cols = board_cols[current_board];
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var rows = board_rows[current_board];
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var col_width = (board_width[current_board]-board_headerx[current_board]-board_footerx[current_board])/cols;
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var col_height = (board_height[current_board]-board_headery[current_board]-board_footery[current_board])/rows;
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if( current_position >= 0)
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{
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direction=Math.floor((current_position /cols))%2;
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if (direction == 1) {
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axis_x=(cols-(current_position %cols)-1);
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}else
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axis_x=current_position %cols;
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axis_y=Math.floor((current_position /rows));
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pawn_x=board_headerx[current_board]+(axis_x*col_width)+(col_width-pawn_width[current_board])/2;
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pawn_y=board_footery[current_board]+pawn_height[current_board]+(axis_y*col_height)+(col_height-pawn_height[current_board])/2;
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document.getElementById("pawn1").style.position='relative';
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document.getElementById("pawn1").style.left=pawn_x+'px';
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document.getElementById("pawn1").style.bottom=pawn_y+'px';
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}
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}
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function Base64decode(input) {
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var output = "";
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var chr1, chr2, chr3;
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var enc1, enc2, enc3, enc4;
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var i = 0;
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var keyStr="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
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input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
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while (i < input.length) {
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enc1 = keyStr.indexOf(input.charAt(i++));
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enc2 = keyStr.indexOf(input.charAt(i++));
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enc3 = keyStr.indexOf(input.charAt(i++));
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enc4 = keyStr.indexOf(input.charAt(i++));
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chr1 = (enc1 << 2) | (enc2 >> 4);
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chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
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chr3 = ((enc3 & 3) << 6) | enc4;
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output = output + String.fromCharCode(chr1);
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if (enc3 != 64) {
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output = output + String.fromCharCode(chr2);
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}
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if (enc4 != 64) {
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output = output + String.fromCharCode(chr3);
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}
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}
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output = Base64_utf8_decode(output);
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return output;
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};
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// private method for UTF-8 decoding
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function Base64_utf8_decode(utftext) {
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var string = "";
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var i = 0;
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var c = c1 = c2 = 0;
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while ( i < utftext.length ) {
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c = utftext.charCodeAt(i);
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if (c < 128) {
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string += String.fromCharCode(c);
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i++;
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}
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else if((c > 191) && (c < 224)) {
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c2 = utftext.charCodeAt(i+1);
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string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
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i += 2;
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}
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else {
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c2 = utftext.charCodeAt(i+1);
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c3 = utftext.charCodeAt(i+2);
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string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
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i += 3;
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}
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}
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return string;
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}
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</script>
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</body>
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</html>
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