410 lines
9.9 KiB
JavaScript
410 lines
9.9 KiB
JavaScript
/* jslint node: true */
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'use strict';
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// ENiGMA½
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const conf = require('./config.js');
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// deps
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const sqlite3 = require('sqlite3');
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const sqlite3Trans = require('sqlite3-trans');
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const paths = require('path');
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const async = require('async');
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const _ = require('lodash');
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const assert = require('assert');
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const moment = require('moment');
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// database handles
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const dbs = {};
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exports.getTransactionDatabase = getTransactionDatabase;
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exports.getModDatabasePath = getModDatabasePath;
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exports.getISOTimestampString = getISOTimestampString;
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exports.sanatizeString = sanatizeString;
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exports.initializeDatabases = initializeDatabases;
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exports.dbs = dbs;
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function getTransactionDatabase(db) {
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return sqlite3Trans.wrap(db);
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}
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function getDatabasePath(name) {
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return paths.join(conf.config.paths.db, `${name}.sqlite3`);
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}
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function getModDatabasePath(moduleInfo, suffix) {
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//
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// Mods that use a database are stored in Config.paths.modsDb (e.g. enigma-bbs/db/mods)
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// We expect that moduleInfo defines packageName which will be the base of the modules
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// filename. An optional suffix may be supplied as well.
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//
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const HOST_RE = /^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9-]*[A-Za-z0-9])$/;
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assert(_.isObject(moduleInfo));
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assert(_.isString(moduleInfo.packageName), 'moduleInfo must define "packageName"!');
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let full = moduleInfo.packageName;
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if(suffix) {
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full += `.${suffix}`;
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}
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assert(
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(full.split('.').length > 1 && HOST_RE.test(full)),
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'packageName must follow Reverse Domain Name Notation - https://en.wikipedia.org/wiki/Reverse_domain_name_notation');
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return paths.join(conf.config.paths.modsDb, `${full}.sqlite3`);
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}
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function getISOTimestampString(ts) {
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ts = ts || moment();
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return ts.format('YYYY-MM-DDTHH:mm:ss.SSSZ');
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}
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function sanatizeString(s) {
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return s.replace(/[\0\x08\x09\x1a\n\r"'\\%]/g, c => { // eslint-disable-line no-control-regex
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switch (c) {
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case '\0' : return '\\0';
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case '\x08' : return '\\b';
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case '\x09' : return '\\t';
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case '\x1a' : return '\\z';
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case '\n' : return '\\n';
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case '\r' : return '\\r';
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case '"' :
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case '\'' :
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return `${c}${c}`;
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case '\\' :
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case '%' :
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return `\\${c}`;
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}
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});
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}
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function initializeDatabases(cb) {
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async.eachSeries( [ 'system', 'user', 'message', 'file' ], (dbName, next) => {
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dbs[dbName] = sqlite3Trans.wrap(new sqlite3.Database(getDatabasePath(dbName), err => {
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if(err) {
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return cb(err);
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}
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dbs[dbName].serialize( () => {
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DB_INIT_TABLE[dbName]( () => {
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return next(null);
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});
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});
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}));
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}, err => {
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return cb(err);
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});
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}
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function enableForeignKeys(db) {
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db.run('PRAGMA foreign_keys = ON;');
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}
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const DB_INIT_TABLE = {
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system : (cb) => {
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enableForeignKeys(dbs.system);
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// Various stat/event logging - see stat_log.js
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dbs.system.run(
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`CREATE TABLE IF NOT EXISTS system_stat (
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stat_name VARCHAR PRIMARY KEY NOT NULL,
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stat_value VARCHAR NOT NULL
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);`
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);
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dbs.system.run(
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`CREATE TABLE IF NOT EXISTS system_event_log (
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id INTEGER PRIMARY KEY,
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timestamp DATETIME NOT NULL,
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log_name VARCHAR NOT NULL,
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log_value VARCHAR NOT NULL,
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UNIQUE(timestamp, log_name)
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);`
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);
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dbs.system.run(
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`CREATE TABLE IF NOT EXISTS user_event_log (
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id INTEGER PRIMARY KEY,
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timestamp DATETIME NOT NULL,
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user_id INTEGER NOT NULL,
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log_name VARCHAR NOT NULL,
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log_value VARCHAR NOT NULL,
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UNIQUE(timestamp, user_id, log_name)
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);`
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);
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return cb(null);
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},
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user : (cb) => {
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enableForeignKeys(dbs.user);
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dbs.user.run(
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`CREATE TABLE IF NOT EXISTS user (
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id INTEGER PRIMARY KEY,
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user_name VARCHAR NOT NULL,
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UNIQUE(user_name)
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);`
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);
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// :TODO: create FK on delete/etc.
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dbs.user.run(
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`CREATE TABLE IF NOT EXISTS user_property (
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user_id INTEGER NOT NULL,
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prop_name VARCHAR NOT NULL,
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prop_value VARCHAR,
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UNIQUE(user_id, prop_name),
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FOREIGN KEY(user_id) REFERENCES user(id) ON DELETE CASCADE
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);`
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);
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dbs.user.run(
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`CREATE TABLE IF NOT EXISTS user_group_member (
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group_name VARCHAR NOT NULL,
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user_id INTEGER NOT NULL,
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UNIQUE(group_name, user_id)
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);`
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);
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dbs.user.run(
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`CREATE TABLE IF NOT EXISTS user_login_history (
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user_id INTEGER NOT NULL,
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user_name VARCHAR NOT NULL,
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timestamp DATETIME NOT NULL
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);`
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);
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return cb(null);
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},
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message : (cb) => {
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enableForeignKeys(dbs.message);
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS message (
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message_id INTEGER PRIMARY KEY,
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area_tag VARCHAR NOT NULL,
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message_uuid VARCHAR(36) NOT NULL,
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reply_to_message_id INTEGER,
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to_user_name VARCHAR NOT NULL,
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from_user_name VARCHAR NOT NULL,
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subject, /* FTS @ message_fts */
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message, /* FTS @ message_fts */
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modified_timestamp DATETIME NOT NULL,
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view_count INTEGER NOT NULL DEFAULT 0,
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UNIQUE(message_uuid)
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);`
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);
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dbs.message.run(
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`CREATE INDEX IF NOT EXISTS message_by_area_tag_index
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ON message (area_tag);`
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);
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dbs.message.run(
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`CREATE VIRTUAL TABLE IF NOT EXISTS message_fts USING fts4 (
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content="message",
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subject,
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message
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);`
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);
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dbs.message.run(
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`CREATE TRIGGER IF NOT EXISTS message_before_update BEFORE UPDATE ON message BEGIN
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DELETE FROM message_fts WHERE docid=old.rowid;
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END;`
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);
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dbs.message.run(
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`CREATE TRIGGER IF NOT EXISTS message_before_delete BEFORE DELETE ON message BEGIN
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DELETE FROM message_fts WHERE docid=old.rowid;
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END;`
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);
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dbs.message.run(
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`CREATE TRIGGER IF NOT EXISTS message_after_update AFTER UPDATE ON message BEGIN
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INSERT INTO message_fts(docid, subject, message) VALUES(new.rowid, new.subject, new.message);
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END;`
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);
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dbs.message.run(
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`CREATE TRIGGER IF NOT EXISTS message_after_insert AFTER INSERT ON message BEGIN
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INSERT INTO message_fts(docid, subject, message) VALUES(new.rowid, new.subject, new.message);
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END;`
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);
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS message_meta (
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message_id INTEGER NOT NULL,
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meta_category INTEGER NOT NULL,
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meta_name VARCHAR NOT NULL,
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meta_value VARCHAR NOT NULL,
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UNIQUE(message_id, meta_category, meta_name, meta_value),
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FOREIGN KEY(message_id) REFERENCES message(message_id) ON DELETE CASCADE
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);`
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);
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// :TODO: need SQL to ensure cleaned up if delete from message?
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/*
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS hash_tag (
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hash_tag_id INTEGER PRIMARY KEY,
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hash_tag_name VARCHAR NOT NULL,
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UNIQUE(hash_tag_name)
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);`
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);
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// :TODO: need SQL to ensure cleaned up if delete from message?
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS message_hash_tag (
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hash_tag_id INTEGER NOT NULL,
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message_id INTEGER NOT NULL,
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);`
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);
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*/
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS user_message_area_last_read (
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user_id INTEGER NOT NULL,
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area_tag VARCHAR NOT NULL,
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message_id INTEGER NOT NULL,
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UNIQUE(user_id, area_tag)
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);`
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);
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dbs.message.run(
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`CREATE TABLE IF NOT EXISTS message_area_last_scan (
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scan_toss VARCHAR NOT NULL,
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area_tag VARCHAR NOT NULL,
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message_id INTEGER NOT NULL,
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UNIQUE(scan_toss, area_tag)
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);`
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);
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return cb(null);
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},
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file : (cb) => {
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enableForeignKeys(dbs.file);
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dbs.file.run(
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// :TODO: should any of this be unique -- file_sha256 unless dupes are allowed on the system
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`CREATE TABLE IF NOT EXISTS file (
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file_id INTEGER PRIMARY KEY,
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area_tag VARCHAR NOT NULL,
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file_sha256 VARCHAR NOT NULL,
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file_name, /* FTS @ file_fts */
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storage_tag VARCHAR NOT NULL,
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desc, /* FTS @ file_fts */
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desc_long, /* FTS @ file_fts */
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upload_timestamp DATETIME NOT NULL
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);`
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);
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dbs.file.run(
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`CREATE INDEX IF NOT EXISTS file_by_area_tag_index
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ON file (area_tag);`
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);
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dbs.file.run(
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`CREATE INDEX IF NOT EXISTS file_by_sha256_index
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ON file (file_sha256);`
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);
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dbs.file.run(
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`CREATE VIRTUAL TABLE IF NOT EXISTS file_fts USING fts4 (
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content="file",
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file_name,
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desc,
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desc_long
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);`
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);
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dbs.file.run(
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`CREATE TRIGGER IF NOT EXISTS file_before_update BEFORE UPDATE ON file BEGIN
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DELETE FROM file_fts WHERE docid=old.rowid;
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END;`
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);
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dbs.file.run(
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`CREATE TRIGGER IF NOT EXISTS file_before_delete BEFORE DELETE ON file BEGIN
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DELETE FROM file_fts WHERE docid=old.rowid;
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END;`
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);
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dbs.file.run(
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`CREATE TRIGGER IF NOT EXISTS file_after_update AFTER UPDATE ON file BEGIN
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INSERT INTO file_fts(docid, file_name, desc, desc_long) VALUES(new.rowid, new.file_name, new.desc, new.desc_long);
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END;`
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);
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dbs.file.run(
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`CREATE TRIGGER IF NOT EXISTS file_after_insert AFTER INSERT ON file BEGIN
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INSERT INTO file_fts(docid, file_name, desc, desc_long) VALUES(new.rowid, new.file_name, new.desc, new.desc_long);
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END;`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS file_meta (
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file_id INTEGER NOT NULL,
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meta_name VARCHAR NOT NULL,
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meta_value VARCHAR NOT NULL,
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UNIQUE(file_id, meta_name, meta_value),
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FOREIGN KEY(file_id) REFERENCES file(file_id) ON DELETE CASCADE
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);`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS hash_tag (
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hash_tag_id INTEGER PRIMARY KEY,
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hash_tag VARCHAR NOT NULL,
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UNIQUE(hash_tag)
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);`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS file_hash_tag (
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hash_tag_id INTEGER NOT NULL,
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file_id INTEGER NOT NULL,
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UNIQUE(hash_tag_id, file_id)
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);`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS file_user_rating (
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file_id INTEGER NOT NULL,
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user_id INTEGER NOT NULL,
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rating INTEGER NOT NULL,
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UNIQUE(file_id, user_id)
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);`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS file_web_serve (
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hash_id VARCHAR NOT NULL PRIMARY KEY,
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expire_timestamp DATETIME NOT NULL
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);`
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);
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dbs.file.run(
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`CREATE TABLE IF NOT EXISTS file_web_serve_batch (
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hash_id VARCHAR NOT NULL,
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file_id INTEGER NOT NULL,
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UNIQUE(hash_id, file_id)
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);`
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);
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return cb(null);
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}
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}; |