<?php
error_reporting(0);
include('gj_cfg.php');

$ButtonImg ="./img/good_job.gif";//通常ボタン
$R_STR = 0;//Red
$G_STR = 0;//Green
$B_STR = 255;//Blue

$ButtonImg2 ="./img/thanks.gif";//感謝ボタン
$R_STR2 = 0;//Red
$G_STR2 = 0;//Green
$B_STR2 = 255;//Blue

$R_STR3 = 255;//Red
$G_STR3 = 0;//Green
$B_STR3 = 0;//Blue

$STRPOSX = 58;//拍手表示X位置（ピクセル単位）
$STRPOSY = 3;//拍手表示Y位置（ピクセル単位）

$KETA = 3;//拍手数表示桁数

if(!isset($_GET["pagename"])) {exit(0);}
$pagename = $_GET["pagename"];

//---------------------------------------------------
if($_GET["mode"] == "button") //ボタン描画（button 0=normal/1=Thank you）
{

	if (!($mysql = mysql_connect($DBHost,$DBUser,$DBPassword))) {
		exit(0);
	}
	if (!(mysql_select_db($Database))) {
		exit(0);
	}

	if ($pagename < 1 ) {
		$img = imagecreatefromgif($ButtonImg);
		$col = imagecolorallocate($img, $R_STR3, $G_STR3, $B_STR3);
		imagestring($img, 3, $STRPOSX, $STRPOSY, "ERR", $col);
		imagegif($img);
		imagedestroy($img);
		exit(0);
		}

	$query = "SELECT views FROM $gj_views_table WHERE entry_id = '$pagename'";
	$res = mysql_query($query);
	$row = mysql_fetch_object($res);
	$count = intval($row->views);

	Header ("Content-type: image/gif");
	
	if($_GET["button"] == 1) //拍手後のボタン
	{
		$img = imagecreatefromgif($ButtonImg2);
		$col = imagecolorallocate($img, $R_STR2, $G_STR2, $B_STR2);
	}
	else //通常のボタン
	{
		$img = imagecreatefromgif($ButtonImg);
		$col = imagecolorallocate($img, $R_STR, $G_STR, $B_STR);
	}	

	imagestring($img, 3, $STRPOSX, $STRPOSY, sprintf("%0".$KETA."d",$count), $col);
	imagegif($img);
	imagedestroy($img);
	exit(0);
}
//---------------------------------------------------
else if($_GET["mode"] == "gj") //拍手をインクリメント
{

	if (!($mysql = mysql_connect($DBHost,$DBUser,$DBPassword))) {
		exit(0);
	}
	if (!(mysql_select_db($Database))) {
		exit(0);
	}

//重複をチェック
	$date = date("Y-m-d");
	$ip = $_SERVER['REMOTE_ADDR'];
	$query = "SELECT id FROM $gj_log_table WHERE entry_id = '$pagename' and date ='$date' and ip = '$ip'";
	$res = mysql_query($query);
	if (mysql_num_rows($res) == 0) {
		$query = "INSERT INTO $gj_log_table VALUES (null,'$pagename','$date','$ip')";
		$res2 = mysql_query($query);
		$count_plus = 1;
    } else {
		$count_plus = 0;
    }

//過去のログを消去
	$query = "delete from $gj_log_table where date <> '$date'";
	$res2 = mysql_query($query);

//インクリメント
	$url = $_GET["pageurl"];
	$query = "SELECT views FROM $gj_views_table WHERE entry_id = '$pagename'";
	$res = mysql_query($query);
	$row = mysql_fetch_object($res);
	$views = intval($row->views);
	if (mysql_num_rows($res) == 0) {
		$query = "INSERT INTO $gj_views_table VALUES (null,'$pagename','1', '$url')";
		$res2 = mysql_query($query);
	} else {
		$views += $count_plus;
		$query = "UPDATE $gj_views_table SET views='$views', entry_url='$url' WHERE entry_id = '$pagename'";
		$res2 = mysql_query($query);
	}

	exit(0);
//---------------------------------------------------
} else {
	exit(1);
}