donateBonus.php

<?php
header('Content-type: application/json');
if(empty($_POST)) {
	$response = array(
	  'status' => 110
	);
	echo json_encode($response);
	exit();
}

ob_start(); //Do not delete this line
require_once("include/bittorrent.php");
dbconn();
loggedinorreturn();

$amount = (int) $_POST['amount'];
$now    = date('Y-m-d H:i:s');

$donater    = $CURUSER['username'];
$donaterId  = $CURUSER['id'];
$objectType = $_POST['type'];

$status = 0;
if(!empty($CURUSER['username'])) {
	if($CURUSER['seedbonus'] < $amount) {
		
		$status = 1; // Not enough bonus
		
	} else if($objectType === 'torrent' 
	          || $objectType === 'topic') {

		$validAmount = false;
		
		if($objectType == 'torrent') {
			$objectId = (int) $_POST['torrent_id'];
			
			$result = sql_query('SELECT owner, name, anonymous FROM torrents WHERE id='.$objectId);
			$torrentInfo = _mysql_fetch_assoc($result);
			
			$receiverId = $torrentInfo['owner'];
			$objectName = $torrentInfo['name'];
			$anonymous  = $torrentInfo['anonymous'];
			
			$validAmount = in_array($amount, array(64, 128, 256, 512, 1024));
		} else {
			$objectId = (int) $_POST['topicid'];
			
			$result = sql_query('SELECT userid, subject, forumid, locked FROM topics WHERE id='.$objectId) or sqlerr();
			$topicInfo = _mysql_fetch_assoc($result);
			
			$receiverId = $topicInfo['userid'];
			$objectName = $topicInfo['subject'];
			$anonymous  = 'no';
			$forumid    = $topicInfo['forumid'];

			if ($topicInfo['locked'] == 'yes') {
			  unset($objectId);
			}
			
			$validAmount = in_array($amount, array(8, 16, 32, 64, 128));
		}
		
		if(empty($objectId)) {
			$status = 2; // No such torrent
		} else if(empty($receiverId)) {
			$status = 3; // No such user
		} else if(!$validAmount) {
			$status = 4; // Involid amount of donate
		} else if($receiverId == $donaterId) {
			$status = 5; // Donate to someone self

		}else {
			$sqlCheckDonate = 'SELECT donater_id FROM donate_bonus WHERE object_id='.$objectId.' AND donater_id='.$donaterId.' AND `type`="'.$objectType.'"';
			$result  = sql_query($sqlCheckDonate);
			$donated = _mysql_fetch_assoc($result);
			
			if(!empty($donated)) {
				$status = 6; // Already donated
			}  else {
				$amount_after_tax = $amount - ($amount / 8); // Tax is required, 1/8
				$message = sqlesc($_POST['message']);
				
				$sqlAddLog = 'INSERT INTO donate_bonus'
				            .' (`donater_id`, `donater`, `receiver_id`, `type`, `object_id`, `amount`, `amount_after_tax`, `message`)'
				            .' VALUES'
				            ." ({$donaterId}, '{$donater}', {$receiverId}, '{$objectType}', {$objectId}, {$amount}, {$amount_after_tax}, '')";
				sql_query($sqlAddLog);
				
				if(_mysql_affected_rows()) {
					$status = 7; // Loged the donate

					// Update the user details of donater  |->
					$receiver = get_user_row($receiverId)['username'];
					$dotanerBonusComment = date("Y-m-d")." - {$amount} Points as donate to {$receiver} on {$objectType} {$objectId}.\n";

					
					// End update the user details of donater
					
					if (update_user($donaterId, "seedbonus=seedbonus-?, bonuscomment=CONCAT(?, bonuscomment)", [$amount, $dotanerBonusComment])) {
						$status = 8; // Reduced the bonus from donater
						
						$receiverBonusComment = date("Y-m-d")." + {$amount_after_tax} Points (after tax) as donate from {$donater} on {$objectType} {$objectId}.\n";
						
						if (update_user($receiverId, "seedbonus=seedbonus+?, bonuscomment=CONCAT(?, bonuscomment)", [$amount_after_tax, $receiverBonusComment])) {
							$status = 9; // Successful
				
						}
					}
				}
			}
		}
	} else {
		$status = 6; // Undefined object type
	}
}

if($status == 9) {
	
	// send private message ||->
	
	if($objectType == 'torrent') {
		$poster   = '发布者';
		$object   = '种子';
		$pageType = '种子页面';
	} else if($objectType == 'topic') {
		$poster   = '楼主';
		$object   = '帖子';
		$pageType = '论坛主题页面';
	}
	$pageLink = '[' . $objectType . '=' . $objectId . ']';

	$receiverSubject = "{$donater} 在{$pageType}给你捐赠了 {$amount} 魔力值";
	if($anonymous === 'yes') {
		$donaterSubject  = "你在{$pageType}向种子发布者捐赠了 {$amount} 魔力值";
	} else {
		$donaterSubject  = "你在{$pageType}向 {$receiver} 捐赠了 {$amount} 魔力值";
	}
	
	$donaterLink = "[user={$donaterId}]";
	if($anonymous == 'yes') {
		$receiverLink = "种子发布者（用户已匿名）";
	} else {
		$receiverLink = "[user={$receiverId}]";
	}

	$donaterMessage = <<<MESSAGE
你在{$pageType} {$pageLink} 向 {$receiverLink} 捐赠了[b]{$amount}[/b] 魔力值。

谢谢你对{$poster}的支持!
MESSAGE;
	$receiverMessage = <<<MESSAGE
用户 {$donaterLink} 在{$pageType} {$pageLink} 给你捐赠了[b]{$amount}[/b] 魔力值，税后你将获得 [b]{$amount_after_tax}[/b] 魔力值。

谢谢你发布{$object}，祝愉快~
MESSAGE;

	// Send PM to receiver |->
	send_pm(0, $receiverId, $receiverSubject, $receiverMessage);
	// End send PM to receiver ||
	
	// End send private message. ||
	
	// Update memcache sign
	$Cache->delete_value("update_donate_bonus_{$objectType}_{$objectId}");
}
//var_dump($query_name);die(); // debug
$response = array(
  'status' => $status,
  'amount' => $amount,
  'donater' => $donater,
  'message' => '',
//  'message' => $status < 9 ? '' : 'I love the movie~'
  'date' => $now
);
echo json_encode($response);