58 lines
1.7 KiB
PHP
58 lines
1.7 KiB
PHP
<?php
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namespace Szurubooru\Upgrades;
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use Szurubooru\DatabaseConnection;
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class Upgrade16 implements IUpgrade
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{
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public function run(DatabaseConnection $databaseConnection)
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{
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$pdo = $databaseConnection->getPDO();
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$pdo->exec('ALTER TABLE scores ADD COLUMN commentId INTEGER');
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$pdo->exec('ALTER TABLE comments ADD COLUMN score INTEGER NOT NULL DEFAULT 0');
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$pdo->exec('DROP TRIGGER IF EXISTS scoresDelete');
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$pdo->exec('DROP TRIGGER IF EXISTS scoresInsert');
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$pdo->exec('DROP TRIGGER IF EXISTS scoresUpdate');
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$pdo->exec('
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CREATE TRIGGER scoresDelete AFTER DELETE ON scores
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FOR EACH ROW
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BEGIN
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UPDATE posts SET
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score = (SELECT SUM(score) FROM scores WHERE scores.postId = posts.id)
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WHERE posts.id = OLD.postId;
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UPDATE comments SET
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score = (SELECT SUM(score) FROM scores WHERE scores.commentId = comments.id)
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WHERE comments.id = OLD.commentId;
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END');
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$pdo->exec('
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CREATE TRIGGER scoresInsert AFTER INSERT ON scores
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FOR EACH ROW
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BEGIN
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UPDATE posts SET
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score = (SELECT SUM(score) FROM scores WHERE scores.postId = posts.id)
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WHERE posts.id = NEW.postId;
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UPDATE comments SET
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score = (SELECT SUM(score) FROM scores WHERE scores.commentId = comments.id)
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WHERE comments.id = NEW.commentId;
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END');
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$pdo->exec('
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CREATE TRIGGER scoresUpdate AFTER UPDATE ON scores
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FOR EACH ROW
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BEGIN
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UPDATE posts SET
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score = (SELECT SUM(score) FROM scores WHERE scores.postId = posts.id)
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WHERE posts.id IN (OLD.postId, NEW.postId);
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UPDATE comments SET
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score = (SELECT SUM(score) FROM scores WHERE scores.commentId = comments.id)
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WHERE comments.id IN (OLD.commentId, NEW.commentId);
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END');
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}
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}
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