szurubooru/src/Upgrades/Upgrade10.php
Marcin Kurczewski 632bac8661 Added "use ..." statements
This version ditches backwards compatibility with PHP earlier than 5.6.
2014-10-18 18:48:36 +02:00

61 lines
1.7 KiB
PHP

<?php
namespace Szurubooru\Upgrades;
use Szurubooru\DatabaseConnection;
class Upgrade10 implements IUpgrade
{
public function run(DatabaseConnection $databaseConnection)
{
$pdo = $databaseConnection->getPDO();
$driver = $databaseConnection->getDriver();
$pdo->exec('CREATE TABLE favorites
(
id INTEGER PRIMARY KEY ' . ($driver === 'mysql' ? 'AUTO_INCREMENT' : 'AUTOINCREMENT') . ',
userId INTEGER NOT NULL,
postId INTEGER NOT NULL,
time DATETIME NOT NULL,
UNIQUE (userId, postId)
)');
$pdo->exec('
CREATE TRIGGER favoritesDelete BEFORE DELETE ON favorites
FOR EACH ROW
BEGIN
UPDATE posts SET favCount = favCount - 1 WHERE posts.id = OLD.postId;
UPDATE posts SET lastFavTime = (
SELECT MAX(time) FROM favorites
WHERE favorites.postId = posts.id)
WHERE posts.id = OLD.postId;
END');
$pdo->exec('
CREATE TRIGGER favoritesInsert AFTER INSERT ON favorites
FOR EACH ROW
BEGIN
UPDATE posts SET favCount = favCount + 1 WHERE posts.id = NEW.postId;
UPDATE posts SET lastFavTime = (
SELECT MAX(time) FROM favorites
WHERE favorites.postId = posts.id)
WHERE posts.id = NEW.postId;
END');
$pdo->exec('
CREATE TRIGGER favoritesUpdate AFTER UPDATE ON favorites
FOR EACH ROW
BEGIN
UPDATE posts SET favCount = favCount + 1 WHERE posts.id = NEW.postId;
UPDATE posts SET favCount = favCount - 1 WHERE posts.id = OLD.postId;
UPDATE posts SET lastFavTime = (
SELECT MAX(time) FROM favorites
WHERE favorites.postId = posts.id)
WHERE posts.id IN (OLD.postId, NEW.postId);
END');
$pdo->exec('ALTER TABLE posts ADD COLUMN favCount INTEGER NOT NULL DEFAULT 0');
$pdo->exec('ALTER TABLE posts ADD COLUMN lastFavTime DATETIME');
}
}