var $layout;

var $dog_img = 'img/dog.png';

var $cat_img = 'img/cat.png';

var $turn = 'dog';

var $rows = 0;

var $columns = 0;

var $x = "<img src='img/dog.jpg' alt='pic of dog' class='move_button'/>";

var $o = "<img src='img/cat.jpg' alt='pic of cat' class='move_button'/>";

var $isGameOver = FALSE;

var $a_winning_spot;

var $a_winning_array;

function __construct($rows, $columns, $s_layout='', $initial_layout=null) {

// initialize board

// let x == dog

// let o == cat

$x = $this->x;

$o = $this->o;

if (($rows >= 4) && ($columns >= 4) && (!is_array($initial_layout))) {

$this->rows = $rows;

$this->columns = $columns;

} else {

$this->rows = 6;

$this->columns = 7;

}

if (($s_layout) && (!is_array($initial_layout))) {

$this->layout = unserialize($s_layout);

} else if (is_array($initial_layout)) {

$this->layout = array (

array (" ", " ", " "," ", " ", " ", " "),

array (" ", " ", " "," ", " ", " ", " "),

array (" ", " ", " "," ", " ", " ", " "),

array (" ", " ", " "," ", " ", " ", " "),

array (" ", " ", "$o"," ", "$x", "$o", " "),

array (" ", "$x", "$x","$o", "$o", "$x", "$o"),

);

} else {

for($i = 0; $i < $rows; $i++) {

for($j = 0; $j < $columns; $j++) {

$tmp[$j] = ' ';

}

$this->layout[] = $tmp;

}

}

}

function calculateWinningBoxes() {

if (!is_array($this->a_winning_spot)) {

return FALSE;

}

if (is_array($this->a_winning_spot['o'])) { $winner = 'o'; }

if (is_array($this->a_winning_spot['x'])) { $winner = 'x'; }

if ($this->a_winning_spot['how'] == 'columns') {

$y = $this->a_winning_spot[$winner][0];

$x = $this->a_winning_spot[$winner][1];

for ($i = 0; $i < 4; $i++) {

$this->a_winning_array["$y:$x"] = 1;

$x++;

}

}

if ($this->a_winning_spot['how'] == 'rows') {

$y = $this->a_winning_spot[$winner][2];

$x = $this->a_winning_spot[$winner][0];

for ($i = 0; $i < 4; $i++) {

$this->a_winning_array["$y:$x"] = 1;

$y--;

}

}

if ($this->a_winning_spot['how'] == 'gravely') {

//

// if the win starts at c4, r1

// this works if we start in a corner

// gravely works by going left to right, up to down

$y = $this->a_winning_spot[$winner][0];

$x = $this->a_winning_spot[$winner][1];

for ($i = 0; $i < 4; $i++) {

$this->a_winning_array["$y:$x"] = 1;

$y++;

$x++;

}

}

if ($this->a_winning_spot['how'] == 'acutely') {

$y = $this->a_winning_spot[$winner][1];

$x = $this->a_winning_spot[$winner][0];

for ($i = 0; $i < 4; $i++) {

$this->a_winning_array["$y:$x"] = 1;

$y--;

$x++;

}

}

}

function pick_first() {

$i = rand(0,1);

if ($i == 0) {

$this->turn = 'cat';

}

if ($i == 1) {

$this->turn = 'dog';

}

}

function print_layout() {

prethis($this->layout);

}

function update() {

// update array

$column = (int) $_POST["{$_POST['s_turn']}_move"];

// put at bottom of array

$i_key = $this->rows - 1; // number of rows

$i_sent = 1;

while ($i_sent > 0) {

if ($this->layout[$i_key][$column] == ' ') {

$this->layout[$i_key][$column] = "<img src='img/{$_POST['s_turn']}.jpg' alt='pic of {$_POST['s_turn']}' class='move_button'/>";

$i_sent = 0;

}

if ($i_key == 0) { $i_sent = 0; }

$i_key--;

}

if ($_POST['s_turn'] == 'dog') { $this->turn = 'cat'; }

if ($_POST['s_turn'] == 'cat') { $this->turn = 'dog'; }

}

function display() {

$columns = $this->columns;

$s_display .= "<table id='theboard' border='1'>\n";

$s_display .= "<tr>\n";

// top row logic

for ($i = 0; $i < $columns; $i++) {

$s_display .= "<td>";

if (IsColumnFilled($this->rows, $i, $this->layout)) {

$s_display .= "<img src='img/{$this->turn}.jpg' alt='pic of {$this->turn}' height='50' width='50'/>";

} else if ($this->isGameOver == TRUE) {

$s_display .= "<img src='img/{$this->turn}.jpg' alt='pic of {$this->turn}' height='50' width='50'/>";

} else {

$s_display .= "<input type='image' name='{$this->turn}_move' src='img/{$this->turn}.jpg' value='$i' class='move_button'/>";

}

$s_display .= "</td>\n";

}

$s_display .= "</tr>\n";

$y = 0; // columns

$x = 0; // rows

foreach($this->layout as $row) {

$s_display .= "<tr>\n";

foreach($row as $item) {

if ($this->a_winning_array["$y:$x"] == 1) {

$s_display .= "<td class='winningbox'>\n";

} else {

$s_display .= "<td>\n";

}

$s_display .= $item;

$s_display .= "</td>\n";

$y++;

}

$s_display .= "</tr>\n";

$y = 0;

$x++;

}

$s_display .= "</table>\n";

return $s_display;

}

// TODO:

// 1) start saving the actual array positions where the win happened

// 2) use that to highlight the winning spot

// 3) save board size

function scanRowsForWin() {

for($y = 0; $y < $this->rows; $y++) {

$a_winning_set = findWinner($this->layout[$y], $y, $this->x, $this->o);

if (is_array($a_winning_set)) {

$this->isGameOver = TRUE;

// add how

$a_winning_set['how'] = 'rows';

$this->a_winning_spot = $a_winning_set;

}

}

}

function scanColumnsForWin() {

// turn columns into rows

// use the code from $board->update();

$i_key = $this->rows - 1; // number of rows

// turn column into an array

$a_tmp_column = array();

$a_winning_set = array();

for($i = 0; $i < $this->columns; $i++) {

for($j = 0; $j < $this->rows; $j++) {

$a_tmp_column[] = $this->layout[$j][$i];

}

// winnar check here

$a_winning_set = findWinner($a_tmp_column, $i, $this->x, $this->o);

if (is_array($a_winning_set)) {

$this->isGameOver = TRUE;

$a_winning_set['how'] = 'columns';

$this->a_winning_spot = $a_winning_set;

}

$a_tmp_column = array();

}

}

function scanDiagonalsAcutelyForWin() {

$a_tmp_column = array();

$a_winning_set = array();

$start_rows = matchLength() - 1; // should be 3

$end_rows = $this->rows - 1;

$start_cols = 0;

$end_cols = $this->columns - 1;

$max_cols = matchLength() - 1;

$y = $start_cols;

$x = $start_rows;

$i_max = $this->rows * $this->columns;

$outer_x = $x;

$outer_y = $y;

$a_coords = array(); // an array of coords

$i = 0;

$j = 0;

while($outer_y <= matchLength()) {

while ( ($x >= 0) &&

($outer_y <= $max_cols) && ($y <= $end_cols) )

{

if ($j == 0) {

$s_start = "start_y = $y start_x = $x<br/>\n";

$i_start_x = $x;

$i_start_y = $y;

}

$s_end = "end_y = $y end_x = $x<br/>\n";

$i_end_x = $x;

$i_end_y = $y;

$a_tmp_column[] = $this->layout[$y][$x];

$a_coords[] = "$y:$x\n";

$y++;

$x--;

$j++;

}

$j = 0;

$a_winning_set = findWinner($a_tmp_column, $i, $this->x, $this->o, 'acutely');

if (is_array($a_winning_set)) {

$p_limit = count($a_tmp_column);

for ($p = 0; $p < $p_limit; $p++) {

if (strlen($a_tmp_column[$p]) > 1) {

$i_pad = $p;

break;

}

}

$i_diff_x = $i_end_x - $i_start_x ;

$i_diff_y = $i_end_y - $i_start_y ;

$i_need_x = $i_diff_x - matchLength();

$i_need_y = $i_diff_y - matchLength();

if ($i_need_y >= 0) {

$i_start_y += $i_pad;

$i_start_x -= $i_pad;

}

if (isset($a_winning_set['x'])) {

$a_winning_set['x'][0] = $i_start_y;

$a_winning_set['x'][1] = $i_start_x;

}

if (isset($a_winning_set['o'])) {

$a_winning_set['o'][0] = $i_start_y;

$a_winning_set['o'][1] = $i_start_x;

}

$this->isGameOver = TRUE;

$a_winning_set['how'] = 'acutely';

$this->a_winning_spot = $a_winning_set;

}

$a_coords = array(); // clear everything out again

if (count($a_tmp_column) > 0) { $i++; }

$a_tmp_column = array();

if ($outer_x <= $end_rows) {

$outer_x++;

} else {

$outer_x = $end_rows;

$outer_y++;

}

$x = $outer_x;

$y = $outer_y;

}

}

function scanDiagonalsGravelyForWin() {

$a_tmp_column = array();

$a_winning_set = array();

$start_rows = $this->rows - matchLength();

$end_rows = $this->rows - 1;

$start_cols = 0;

$end_cols = $this->columns - 1;

$max_cols = matchLength() - 1;

$y = $start_cols;

$x = $start_rows;

$i_max = $this->rows * $this->columns;

$outer_x = $x;

$outer_y = $y;

$a_coords = array();

$i = 0;

$j = 0;

while($outer_y <= matchLength()) {

while ( ($x <= $end_rows) && ($x >= 0) &&

($outer_y <= $max_cols) && ($y <= $end_cols) )

{

if ($j == 0) {

$s_start = "start_y = $y start_x = $x<br/>\n";

$i_start_x = $x;

$i_start_y = $y;

}

$s_end = "end_y = $y end_x = $x<br/>\n";

$i_end_x = $x;

$i_end_y = $y;

$a_tmp_column[] = $this->layout[$x][$y];

$a_coords[] = "$x:$y";

$y++;

$x++;

$j++;

}

$j = 0;

$a_winning_set = findWinner($a_tmp_column, $i, $this->x, $this->o, 'gravely');

// find first value filled in a_tmp_column

if (is_array($a_winning_set)) {

// TODO: should I use i_pad to increment? hell ya

$p_limit = count($a_tmp_column);

for ($p = 0; $p < $p_limit; $p++) {

if (strlen($a_tmp_column[$p]) > 1) {

$i_pad = $p;

break;

}

}

$i_diff_x = $i_end_x - $i_start_x ;

$i_diff_y = $i_end_y - $i_start_y ;

$i_need_x = $i_diff_x - matchLength();

$i_need_y = $i_diff_y - matchLength();

if ($i_need_x >= 0) { $i_start_x += $i_pad; }

if ($i_need_y >= 0) { $i_start_y += $i_pad; }

if (isset($a_winning_set['x'])) {

$a_winning_set['x'][0] = $i_start_y;

$a_winning_set['x'][1] = $i_start_x;

}

if (isset($a_winning_set['o'])) {

$a_winning_set['o'][0] = $i_start_y;

$a_winning_set['o'][1] = $i_start_x;

}

$this->isGameOver = TRUE;

$a_winning_set['how'] = 'gravely';

$this->a_winning_spot = $a_winning_set;

}

$a_coords = array(); // clear everything out again

if (count($a_tmp_column) > 0) {

$i++;

}

$a_tmp_column = array();

if ($outer_x >= 0) {

$outer_x--;

} else {

$outer_x = 0;

$outer_y++;

}

$x = $outer_x;

$y = $outer_y;

}

}

if (!is_int($column)) { return false; }

$i_filled = 0;

foreach($a_set as $row) {

$i = 0;

foreach ($row as $item) {

if ($i == $column) {

if (strcmp($item, ' ') != 0) {

$i_filled++;

}

}

$i++;

}

}

if ($i_filled == $rows) { return true; }

return false;

$match_length = matchLength();

$set_size = count($a_set);

$i_tries = $set_size - $match_length + 1;

$start_point = 0;

$end_point = $set_size - $i_tries;

if (strlen($x) <= 0) {

$x = 'x';

}

if (strlen($o) <= 0) {

$o = 'o';

}

// loop through places to try

// turn this into a while loop

$x_count = 0;

$o_count = 0;

$i = 0;

$j = 0;

$i_sent = 1;

$i_sent2 = 1;

while($i_sent2 > 0) {

while ($i_sent > 0){

if (strcmp($a_set[$j], $x) == 0) {

$x_count++;

}

if ($x_count == $match_length) {

$i_sent = 0;

$i_sent2 = 0;

return array('x' => array($i_index, $i, $j));

}

if (strcmp($a_set[$j], $o) == 0) {

$o_count++;

}

if ($o_count == $match_length) {

$i_sent = 0;

$i_sent2 = 0;

return array('o' => array($i_index, $i, $j));

}

if ($j >= $end_point) { $i_sent = 0; }

$j++;

} // end while loop

$start_point++;

$end_point++;

$j = $start_point;

$x_count = 0;

$o_count = 0;

$i_sent = 1;

if ($i >= $i_tries) { $i_sent2 = 0; }

$i++;

} // end while loop

// no winner

return FALSE;

return 4;