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friendica/addon/tictac/tictac.php

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app menu - and a demo application 'tictac'
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<?php
Update info comments in all plugins
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/**
* Name: TicTac App
* Description: The TicTacToe game application
* Version: 1.0
* Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
*/
app menu - and a demo application 'tictac'
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function tictac_install() {
register_hook('app_menu', 'addon/tictac/tictac.php', 'tictac_app_menu');
}
function tictac_uninstall() {
unregister_hook('app_menu', 'addon/tictac/tictac.php', 'tictac_app_menu');
}
function tictac_app_menu($a,&$b) {
more consistency to plugins
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$b['app_menu'] .= '<div class="app-title"><a href="tictac">' . t('Three Dimensional Tic-Tac-Toe') . '</a></div>';
app menu - and a demo application 'tictac'
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}
function tictac_module() {
return;
}
function tictac_content(&$a) {
$o = '';
if($_POST['move']) {
$handicap = $a->argv[1];
$mefirst = $a->argv[2];
$dimen = $a->argv[3];
$yours = $a->argv[4];
$mine = $a->argv[5];
$yours .= $_POST['move'];
}
elseif($a->argc > 1) {
$handicap = $a->argv[1];
$dimen = 3;
}
else {
$dimen = 3;
}
string fixes
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$o .= '<h3>' . t('3D Tic-Tac-Toe') . '</h3><br />';
app menu - and a demo application 'tictac'
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$t = new tictac($dimen,$handicap,$mefirst,$yours,$mine);
$o .= $t->play();
localise tictac
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$o .= '<a href="tictac">' . t('New game') . '</a><br />';
$o .= '<a href="tictac/1">' . t('New game with handicap') . '</a><br />';
string fixes
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$o .= '<p>' . t('Three dimensional tic-tac-toe is just like the traditional game except that it is played on multiple levels simultaneously. ');
localise tictac
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$o .= t('In this case there are three levels. You win by getting three in a row on any level, as well as up, down, and diagonally across the different levels.');
$o .= '</p><p>';
$o .= t('The handicap game disables the center position on the middle level because the player claiming this square often has an unfair advantage.');
$o .= '</p>';
return $o;
app menu - and a demo application 'tictac'
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}
class tictac {
private $dimen;
private $first_move = true;
private $handicap = 0;
private $yours;
private $mine;
private $winning_play;
private $you;
private $me;
private $debug = 1;
private $crosses = array('011','101','110','112','121','211');
/*
'001','010','011','012','021',
'101','110','111','112','121',
'201','210','211','212','221');
*/
private $corners = array(
'000','002','020','022',
'200','202','220','222');
private $planes = array(
array('000','001','002','010','011','012','020','021','022'), // horiz 1
array('100','101','102','110','111','112','120','121','122'), // 2
array('200','201','202','210','211','212','220','221','222'), // 3
array('000','010','020','100','110','120','200','210','220'), // vert left
array('000','001','002','100','101','102','200','201','202'), // vert top
array('002','012','022','102','112','122','202','212','222'), // vert right
array('020','021','022','120','121','122','220','221','222'), // vert bot
array('010','011','012','110','111','112','210','211','212'), // left vertx
array('001','011','021','101','111','221','201','211','221'), // top vertx
array('000','001','002','110','111','112','220','221','222'), // diag top
array('020','021','022','110','111','112','200','201','202'), // diag bot
array('000','010','020','101','111','121','202','212','222'), // diag left
array('002','012','022','101','111','121','200','210','220'), // diag right
array('002','011','020','102','111','120','202','211','220'), // diag x
array('000','011','022','100','111','122','200','211','222') // diag x
);
private $winner = array(
array('000','001','002'), // board 0 winners - left corner across
array('000','010','020'), // down
array('000','011','022'), // diag
array('001','011','021'), // middle-top down
array('010','011','012'), // middle-left across
array('002','011','020'), // right-top diag
array('002','012','022'), // right-top down
array('020','021','022'), // bottom-left across
array('100','101','102'), // board 1 winners
array('100','110','120'),
array('100','111','122'),
array('101','111','121'),
array('110','111','112'),
array('102','111','120'),
array('102','112','122'),
array('120','121','122'),
array('200','201','202'), // board 2 winners
array('200','210','220'),
array('200','211','222'),
array('201','211','221'),
array('210','211','212'),
array('202','211','220'),
array('202','212','222'),
array('220','221','222'),
array('000','100','200'), // top-left corner 3d
array('000','101','202'),
array('000','110','220'),
array('000','111','222'),
array('001','101','201'), // top-middle 3d
array('001','111','221'),
array('002','102','202'), // top-right corner 3d
array('002','101','200'),
array('002','112','222'),
array('002','111','220'),
array('010','110','210'), // left-middle 3d
array('010','111','212'),
array('011','111','211'), // middle-middle 3d
array('012','112','212'), // right-middle 3d
array('012','111','210'),
array('020','120','220'), // bottom-left corner 3d
array('020','110','200'),
array('020','121','222'),
array('020','111','202'),
array('021','121','221'), // bottom-middle 3d
array('021','111','201'),
array('022','122','222'), // bottom-right corner 3d
array('022','121','220'),
array('022','112','202'),
array('022','111','200')
);
function __construct($dimen,$handicap,$mefirst,$yours,$mine) {
$this->dimen = 3;
$this->handicap = (($handicap) ? 1 : 0);
$this->mefirst = (($mefirst) ? 1 : 0);
$this->yours = str_replace('XXX','',$yours);
$this->mine = $mine;
$this->you = $this->parse_moves('you');
$this->me = $this->parse_moves('me');
if(strlen($yours))
$this->first_move = false;
}
function play() {
if($this->first_move) {
if(rand(0,1) == 1) {
localise tictac
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$o .= '<div class="error-message">' . t('You go first...') . '</div><br />';
app menu - and a demo application 'tictac'
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$this->mefirst = 0;
$o .= $this->draw_board();
return $o;
}
localise tictac
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$o .= '<div class="error-message">' . t('I\'m going first this time...') . ' </div><br />';
app menu - and a demo application 'tictac'
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$this->mefirst = 1;
}
if($this->check_youwin()) {
localise tictac
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$o .= '<div class="error-message">' . t('You won!') . '</div><br />';
app menu - and a demo application 'tictac'
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$o .= $this->draw_board();
return $o;
}
if($this->fullboard())
localise tictac
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$o .= '<div class="error-message">' . t('"Cat" game!') . '</div><br />';
app menu - and a demo application 'tictac'
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$move = $this->winning_move();
if(strlen($move)) {
$this->mine .= $move;
$this->me = $this->parse_moves('me');
}
else {
$move = $this->defensive_move();
if(strlen($move)) {
$this->mine .= $move;
$this->me = $this->parse_moves('me');
}
else {
$move = $this->offensive_move();
if(strlen($move)) {
$this->mine .= $move;
$this->me = $this->parse_moves('me');
}
}
}
if($this->check_iwon())
localise tictac
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$o .= '<div class="error-message">' . t('I won!') . '</div><br />';
app menu - and a demo application 'tictac'
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if($this->fullboard())
localise tictac
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$o .= '<div class="error-message">' . t('"Cat" game!') . '</div><br />';
app menu - and a demo application 'tictac'
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$o .= $this->draw_board();
return $o;
}
function parse_moves($player) {
if($player == 'me')
$str = $this->mine;
if($player == 'you')
$str = $this->yours;
$ret = array();
while(strlen($str)) {
$ret[] = substr($str,0,3);
$str = substr($str,3);
}
return $ret;
}
function check_youwin() {
for($x = 0; $x < count($this->winner); $x ++) {
if(in_array($this->winner[$x][0],$this->you) && in_array($this->winner[$x][1],$this->you) && in_array($this->winner[$x][2],$this->you)) {
$this->winning_play = $this->winner[$x];
return true;
}
}
return false;
}
function check_iwon() {
for($x = 0; $x < count($this->winner); $x ++) {
if(in_array($this->winner[$x][0],$this->me) && in_array($this->winner[$x][1],$this->me) && in_array($this->winner[$x][2],$this->me)) {
$this->winning_play = $this->winner[$x];
return true;
}
}
return false;
}
function defensive_move() {
for($x = 0; $x < count($this->winner); $x ++) {
if(($this->handicap) && in_array('111',$this->winner[$x]))
continue;
if(in_array($this->winner[$x][0],$this->you) && in_array($this->winner[$x][1],$this->you) && (! in_array($this->winner[$x][2],$this->me)))
return($this->winner[$x][2]);
if(in_array($this->winner[$x][0],$this->you) && in_array($this->winner[$x][2],$this->you) && (! in_array($this->winner[$x][1],$this->me)))
return($this->winner[$x][1]);
if(in_array($this->winner[$x][1],$this->you) && in_array($this->winner[$x][2],$this->you) && (! in_array($this->winner[$x][0],$this->me)))
return($this->winner[$x][0]);
}
return '';
}
function winning_move() {
for($x = 0; $x < count($this->winner); $x ++) {
if(($this->handicap) && in_array('111',$this->winner[$x]))
continue;
if(in_array($this->winner[$x][0],$this->me) && in_array($this->winner[$x][1],$this->me) && (! in_array($this->winner[$x][2],$this->you)))
return($this->winner[$x][2]);
if(in_array($this->winner[$x][0],$this->me) && in_array($this->winner[$x][2],$this->me) && (! in_array($this->winner[$x][1],$this->you)))
return($this->winner[$x][1]);
if(in_array($this->winner[$x][1],$this->me) && in_array($this->winner[$x][2],$this->me) && (! in_array($this->winner[$x][0],$this->you)))
return($this->winner[$x][0]);
}
}
function offensive_move() {
shuffle($this->planes);
shuffle($this->winner);
shuffle($this->corners);
shuffle($this->crosses);
if(! count($this->me)) {
if($this->handicap) {
$p = $this->uncontested_plane();
foreach($this->corners as $c)
if((in_array($c,$p))
&& (! $this->is_yours($c)) && (! $this->is_mine($c)))
return($c);
}
else {
if((! $this->marked_yours(1,1,1)) && (! $this->marked_mine(1,1,1)))
return '111';
$p = $this->uncontested_plane();
foreach($this->crosses as $c)
if((in_array($c,$p))
&& (! $this->is_yours($c)) && (! $this->is_mine($c)))
return($c);
}
}
if($this->handicap) {
if(count($this->me) >= 1) {
if(count($this->get_corners($this->me)) == 1) {
if(in_array($this->me[0],$this->corners)) {
$p = $this->my_best_plane();
foreach($this->winner as $w) {
if((in_array($w[0],$this->you))
|| (in_array($w[1],$this->you))
|| (in_array($w[2],$this->you)))
continue;
if(in_array($w[0],$this->corners)
&& in_array($w[2],$this->corners)
&& in_array($w[0],$p) && in_array($w[2],$p)) {
if($this->me[0] == $w[0])
return($w[2]);
elseif($this->me[0] == $w[2])
return($w[0]);
}
}
}
}
else {
$r = $this->get_corners($this->me);
if(count($r) > 1) {
$w1 = array(); $w2 = array();
foreach($this->winner as $w) {
if(in_array('111',$w))
continue;
if(($r[0] == $w[0]) || ($r[0] == $w[2]))
$w1[] = $w;
if(($r[1] == $w[0]) || ($r[1] == $w[2]))
$w2[] = $w;
}
if(count($w1) && count($w2)) {
foreach($w1 as $a) {
foreach($w2 as $b) {
if((in_array($a[0],$this->you))
|| (in_array($a[1],$this->you))
|| (in_array($a[2],$this->you))
|| (in_array($b[0],$this->you))
|| (in_array($b[1],$this->you))
|| (in_array($b[2],$this->you)))
continue;
if(($a[0] == $b[0]) && ! $this->is_mine($a[0])) {
return $a[0];
}
elseif(($a[2] == $b[2]) && ! $this->is_mine($a[2])) {
return $a[2];
}
}
}
}
}
}
}
}
//&& (count($this->me) == 1) && (count($this->you) == 1)
// && in_array($this->you[0],$this->corners)
// && $this->is_neighbor($this->me[0],$this->you[0])) {
// Yuck. You foiled my plan. Since you obviously aren't playing to win,
// I'll try again. You may keep me busy for a few rounds, but I'm
// gonna' get you eventually.
// $p = $this->uncontested_plane();
// foreach($this->crosses as $c)
// if(in_array($c,$p))
// return($c);
// }
// find all the winners containing my points.
$mywinners = array();
foreach($this->winner as $w)
foreach($this->me as $m)
if((in_array($m,$w)) && (! in_array($w,$mywinners)))
$mywinners[] = $w;
// find all the rules where my points are in the center.
$trythese = array();
if(count($mywinners)) {
foreach($mywinners as $w) {
foreach($this->me as $m) {
if(($m == $w[1]) && ($this->uncontested_winner($w))
&& (! in_array($w,$trythese)))
$trythese[] = $w;
}
}
}
$myplanes = array();
for($p = 0; $p < count($this->planes); $p ++) {
if($this->handicap && in_array('111',$this->planes[$p]))
continue;
foreach($this->me as $m)
if((in_array($m,$this->planes[$p]))
&& (! in_array($this->planes[$p],$myplanes)))
$myplanes[] = $this->planes[$p];
}
shuffle($myplanes);
// find all winners which share an endpoint, and which are uncontested
$candidates = array();
if(count($trythese) && count($myplanes)) {
foreach($trythese as $t) {
foreach($this->winner as $w) {
if(! $this->uncontested_winner($w))
continue;
if((in_array($t[0],$w)) || (in_array($t[2],$w))) {
foreach($myplanes as $p)
if(in_array($w[0],$p) && in_array($w[1],$p) && in_array($w[2],$p) && ($w[1] != $this->me[0]))
if(! in_array($w,$candidates))
$candidates[] = $w;
}
}
}
}
// Find out if we are about to force a win.
// Looking for two winning vectors with a common endpoint
// and where we own the middle of both - we are now going to
// grab the endpoint. The game isn't yet over but we've already won.
if(count($candidates)) {
foreach($candidates as $c) {
if(in_array($c[1],$this->me)) {
// return endpoint
foreach($trythese as $t)
if($t[0] == $c[0])
return($t[0]);
elseif($t[2] == $c[2])
return($t[2]);
}
}
// find opponents planes
$yourplanes = array();
for($p = 0; $p < count($this->planes); $p ++) {
if($this->handicap && in_array('111',$this->planes[$p]))
continue;
if(in_array($this->you[0],$this->planes[$p]))
$yourplanes[] = $this->planes[$p];
}
shuffle($this->winner);
foreach($candidates as $c) {
// We now have a list of winning strategy vectors for our second point
// Pick one that will force you into defensive mode.
// Pick a point close to you so we don't risk giving you two
// in a row when you block us. That would force *us* into
// defensive mode.
// We want: or: not:
// X|O| X| | X| |
localise tictac
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// |O| O|O| |O|
app menu - and a demo application 'tictac'
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// | | | | |O|
if(count($this->you) == 1) {
foreach($this->winner as $w) {
if(in_array($this->me[0], $w) && in_array($c[1],$w)
&& $this->uncontested_winner($w)
&& $this->is_neighbor($this->you[0],$c[1])) {
return($c[1]);
}
}
}
}
// You're somewhere else entirely or have made more than one move
// - any strategy vector which puts you on the defense will have to do
foreach($candidates as $c) {
foreach($this->winner as $w) {
if(in_array($this->me[0], $w) && in_array($c[1],$w)
&& $this->uncontested_winner($w)) {
return($c[1]);
}
}
}
}
// worst case scenario, no strategy we can play,
// just find an empty space and take it
for($x = 0; $x < $this->dimen; $x ++)
for($y = 0; $y < $this->dimen; $y ++)
for($z = 0; $z < $this->dimen; $z ++)
if((! $this->marked_yours($x,$y,$z))
&& (! $this->marked_mine($x,$y,$z))) {
if($this->handicap && $x == 1 && $y == 1 && $z == 1)
continue;
return(sprintf("%d%d%d",$x,$y,$z));
}
return '';
}
function marked_yours($x,$y,$z) {
$str = sprintf("%d%d%d",$x,$y,$z);
if(in_array($str,$this->you))
return true;
return false;
}
function marked_mine($x,$y,$z) {
$str = sprintf("%d%d%d",$x,$y,$z);
if(in_array($str,$this->me))
return true;
return false;
}
function is_yours($str) {
if(in_array($str,$this->you))
return true;
return false;
}
function is_mine($str) {
if(in_array($str,$this->me))
return true;
return false;
}
function get_corners($a) {
$total = array();
if(count($a))
foreach($a as $b)
if(in_array($b,$this->corners))
$total[] = $b;
return $total;
}
function uncontested_winner($w) {
if($this->handicap && in_array('111',$w))
return false;
$contested = false;
if(count($this->you)) {
foreach($this->you as $you)
if(in_array($you,$w))
$contested = true;
}
return (($contested) ? false : true);
}
function is_neighbor($p1,$p2) {
list($x1,$y1,$z1) = sscanf($p1, "%1d%1d%1d");
list($x2,$y2,$z2) = sscanf($p2, "%1d%1d%1d");
if((($x1 == $x2) || ($x1 == $x2+1) || ($x1 == $x2-1)) &&
(($y1 == $y2) || ($y1 == $y2+1) || ($y1 == $y2-1)) &&
(($z1 == $z2) || ($z1 == $z2+1) || ($z1 == $z2-1)))
return true;
return false;
}
function my_best_plane() {
$second_choice = array();
shuffle($this->planes);
for($p = 0; $p < count($this->planes); $p ++ ) {
$contested = 0;
if($this->handicap && in_array('111',$this->planes[$p]))
continue;
if(! in_array($this->me[0],$this->planes[$p]))
continue;
foreach($this->you as $m) {
if(in_array($m,$this->planes[$p]))
$contested ++;
}
if(! $contested)
return($this->planes[$p]);
if($contested == 1)
$second_choice = $this->planes[$p];
}
return $second_choice;
}
function uncontested_plane() {
$freeplane = true;
shuffle($this->planes);
$pl = $this->planes;
for($p = 0; $p < count($pl); $p ++ ) {
if($this->handicap && in_array('111',$pl[$p]))
continue;
foreach($this->you as $m) {
if(in_array($m,$pl[$p]))
$freeplane = false;
}
if(! $freeplane) {
$freeplane = true;
continue;
}
if($freeplane)
return($pl[$p]);
}
return array();
}
function fullboard() {
return false;
}
function draw_board() {
if(! strlen($this->yours))
$this->yours = 'XXX';
$o .= "<form action=\"tictac/{$this->handicap}/{$this->mefirst}/{$this->dimen}/{$this->yours}/{$this->mine}\" method=\"post\" />";
for($x = 0; $x < $this->dimen; $x ++) {
$o .= '<table>';
for($y = 0; $y < $this->dimen; $y ++) {
$o .= '<tr>';
for($z = 0; $z < $this->dimen; $z ++) {
$s = sprintf("%d%d%d",$x,$y,$z);
$winner = ((is_array($this->winning_play) && in_array($s,$this->winning_play)) ? " color: #FF0000; " : "");
$bordertop = (($y != 0) ? " border-top: 2px solid #000;" : "");
$borderleft = (($z != 0) ? " border-left: 2px solid #000;" : "");
if($this->handicap && $x == 1 && $y == 1 && $z == 1)
$o .= "<td style=\"width: 25px; height: 25px; $bordertop $borderleft\" align=\"center\">&nbsp;</td>";
elseif($this->marked_yours($x,$y,$z))
$o .= "<td style=\"width: 25px; height: 25px; $bordertop $borderleft $winner\" align=\"center\">X</td>";
elseif($this->marked_mine($x,$y,$z))
$o .= "<td style=\"width: 25px; height: 25px; $bordertop $borderleft $winner\" align=\"center\">O</td>";
else {
$val = sprintf("%d%d%d",$x,$y,$z);
$o .= "<td style=\"width: 25px; height: 25px; $bordertop $borderleft\" align=\"center\"><input type=\"checkbox\" name=\"move\" value=\"$val\" onclick=\"this.form.submit();\" /></td>";
}
}
$o .= '</tr>';
}
$o .= '</table><br />';
}
$o .= '</form>';
return $o;
}
}
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