57 lines
1.5 KiB
PHP
57 lines
1.5 KiB
PHP
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<?php
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use Misuzu\Database;
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define('MSZ_USER_RELATION_FOLLOW', 1);
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define('MSZ_USER_RELATION_TYPES', [
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MSZ_USER_RELATION_FOLLOW,
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]);
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define('MSZ_USER_RELATION_E_OK', 0);
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define('MSZ_USER_RELATION_E_USER_ID', 1);
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define('MSZ_USER_RELATION_E_DATABASE', 2);
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define('MSZ_USER_RELATION_E_INVALID_TYPE', 2);
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function user_relation_add(int $userId, int $subjectId, int $type = MSZ_USER_RELATION_FOLLOW): int
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{
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if ($userId < 1 || $subjectId < 1) {
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return MSZ_USER_RELATION_E_USER_ID;
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}
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if (!in_array($type, MSZ_USER_RELATION_TYPES, true)) {
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return MSZ_USER_RELATION_E_INVALID_TYPE;
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}
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$addRelation = Database::prepare('
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REPLACE INTO `msz_user_relations`
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(`user_id`, `subject_id`, `relation_type`)
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VALUES
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(:user_id, :subject_id, :type)
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');
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$addRelation->bindValue('user_id', $userId);
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$addRelation->bindValue('subject_id', $subjectId);
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$addRelation->bindValue('type', $type);
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$addRelation->execute();
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return $addRelation->execute()
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? MSZ_USER_RELATION_E_OK
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: MSZ_USER_RELATION_E_DATABASE;
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}
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function user_relation_remove(int $userId, int $subjectId): bool
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{
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if ($userId < 1 || $subjectId < 1) {
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return false;
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}
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$removeRelation = Database::prepare('
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DELETE FROM `msz_user_relations`
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WHERE `user_id` = :user_id
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AND `subject_id` = :subject_id
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');
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$removeRelation->bindValue('user_id', $userId);
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$removeRelation->bindValue('subject_id', $subjectId);
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return $removeRelation->execute();
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}
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