A simple JavaScript bot that plays the multiplayer Game of Life found at the site http://gameoflifetotalwar.com/

GoL:TW Bot.js

// Create our huge, short challenge, which our current strategy happens to excel at
function create_huge_short_challenge() {
    // Shortest available challende length
    jQuery("#challenge_length").val("50");

    // Largest map (our giant army has a huge advantage here)
    jQuery("#challenge_size").val("200");

    // Submit
    jQuery(".btn[value='Create the Challenge']").click();
}

// Submit our life placements 
    // (avg 1600 lives by generation 50 with all columns and enough pieces)
function submit_placements() {
    // Get board info
    var height = board.length;
    var width = board[0].length;
    var pieces = parseInt(jQuery("#strength").html());
 
    // Initialize our board object
    var customBoard = {
        width: width,
        height: height,
        pieces: pieces,
    };
 
    // Set all tiles blank
    for (y = 0; y < height; ++y) {
        customBoard[y] = {};
        for (x = 0; x < width; ++x) {
            customBoard[y][x] = 0;
        }
    }
 
    // A helper function returning a boolean indicating whether or not an
    // array contains a value. Used to check if a column exists in our
    // placement of columns.
    function contains(a, obj) {
        var i = a.length;
        while (i--) {
            if (a[i] === obj) {
                return true;
            }
        }
        return false;
    }
 
    // Fills in our predefined columns as our play strategy dictates
    function place_columns(customBoard) {
        // Predefined columns
        var max = Math.floor(customBoard.width * 0.45);
        var min = 0;
        var total = max + min;
        var columns = [
            Math.floor(total / 2), 
            Math.floor(max), 
            Math.floor(min), 
            Math.floor(total * 3/4), 
            Math.floor(total * 1/4), 
            Math.floor(total * 7/8), 
            Math.floor(total * 5/8), 
            Math.floor(total * 3/8), 
            Math.floor(total * 1/8), 
        ];
 
        // Force our loop to at least accept one column (or at least as much
        // as we can fit with our total pieces).
        if (customBoard.pieces < customBoard.height) {
            customBoard.pieces = customBoard.height + 1;
        }

        // Iterate our predefined columns and fill them while we have enough
        // pieces
        for (var colID = 0; colID < columns.length; ++colID) {
            for (y = 0; y < customBoard.height; ++y) {
                customBoard[y][columns[colID]] = live;
            }
            customBoard.pieces -= customBoard.height;
            if (customBoard.pieces < customBoard.height) {
                break;
            }
        }
    }
 
    // Setup our placements
    place_columns(customBoard);
 
    // Converts our custom board object into a "standard" board array
    // for deflation.
    function convert_custom_board(customBoard) {
        var board = [];
        for (var y = 0; y < customBoard.height; ++y) {
            board[y] = [];
            for (var x = 0; x < customBoard.width; ++x) {
                board[y][x] = customBoard[y][x];
            }
        }
        return board;
    }
 
    // Get our placements for submission
    var convertedBoard = convert_custom_board(customBoard);
    var b = deflate_board(convertedBoard, live);
    var pl = placements(b);
 
    // Post out movements
    var posting = $.post('/api/v1/challenge/'+battle+'/place', {
        placements: JSON.stringify(pl),
        _token: $('#_token').val()
    }, 'json');
 
    // Reload once the call completes
    posting.done(function (data) {
        window.location.reload();
    });
 
    // If we fail, let's bail - something weird is up
    posting.fail(function (data) {
        alert(data.responseJSON.error);
        $(this).removeAttr('disabled');
    });
}

// Waiting for challenger to accept OR 
// Waiting for challenger to place pieces: 
// Do nothing - wait until victor or lose state
function game_over_checker() {
    setInterval(function() {
        console.log("Checking win/lose state...");
        var winners = jQuery("#winner, #loser");
        if (winners.size() > 0) {
            if (winners.is(":visible")) {
                // Go home upon win/loss
                window.location = "/";
            }
        }
    }, 1000);
}

// Homepage of site
if (window.location.pathname === "/") 
{  
    // Create our challenge
    create_huge_short_challenge();
} 
else if (window.location.pathname.indexOf("/challenge/") > -1) 
{
    // If we're supposed to be placing lives
    if (jQuery("#board_ready").size() > 0) 
    {
        submit_placements();
    }
    // Wait until challenge is over
    else 
    {
        game_over_checker();
    }
}