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schema upgrade

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This commit is contained in:
skilion 2016-12-25 19:23:33 +01:00
parent c9016845c3
commit 6913c87d5c
3 changed files with 26 additions and 14 deletions
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2
src/config.d
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@ -16,7 +16,7 @@ final class Config
{
refreshTokenFilePath = configDirName ~ "/refresh_token";
statusTokenFilePath = configDirName ~ "/status_token";
databaseFilePath = configDirName ~ "/items.db";
databaseFilePath = configDirName ~ "/items.sqlite3";
uploadStateFilePath = configDirName ~ "/resume_upload";
userConfigFilePath = configDirName ~ "/config";
}

30
src/itemdb.d
View file

@ -33,21 +33,25 @@ final class ItemDatabase
this(const(char)[] filename)
{
db = Database(filename);
db.exec("CREATE TABLE IF NOT EXISTS item (
id TEXT PRIMARY KEY,
name TEXT NOT NULL,
type TEXT NOT NULL,
eTag TEXT NOT NULL,
cTag TEXT,
mtime TEXT NOT NULL,
parentId TEXT,
crc32 TEXT,
FOREIGN KEY (parentId) REFERENCES item (id) ON DELETE CASCADE
)");
db.exec("CREATE INDEX IF NOT EXISTS name_idx ON item (name)");
if (db.getVersion() == 0) {
db.exec("CREATE TABLE item (
id TEXT PRIMARY KEY,
name TEXT NOT NULL,
type TEXT NOT NULL,
eTag TEXT NOT NULL,
cTag TEXT,
mtime TEXT NOT NULL,
parentId TEXT,
crc32 TEXT,
FOREIGN KEY (parentId) REFERENCES item (id) ON DELETE CASCADE
)");
db.exec("CREATE INDEX name_idx ON item (name)");
db.setVersion(itemDatabaseVersion);
} else if (db.getVersion() != itemDatabaseVersion) {
throw new Exception("The item database is incompatible, please resync manually");
}
db.exec("PRAGMA foreign_keys = ON");
db.exec("PRAGMA recursive_triggers = ON");
db.setVersion(itemDatabaseVersion);
insertItemStmt = db.prepare("INSERT OR REPLACE INTO item (id, name, type, eTag, cTag, mtime, parentId, crc32) VALUES (?, ?, ?, ?, ?, ?, ?, ?)");
updateItemStmt = db.prepare("

8
src/main.d
View file

@ -46,6 +46,14 @@ int main(string[] args)
if (!exists(configDirName)) mkdir(configDirName);
auto cfg = new config.Config(configDirName);
cfg.init();
// upgrades
if (exists(configDirName ~ "/items.db")) {
remove(configDirName ~ "/items.db");
log.log("Database schema changed, resync needed");
resync = true;
}
if (resync || logout) {
log.log("Deleting the saved status ...");
safeRemove(cfg.databaseFilePath);