sequelize.js
4.09 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
var Utils = require("./utils")
, DAOFactory = require("./dao-factory")
, DataTypes = require('./data-types')
, DAOFactoryManager = require("./dao-factory-manager")
, Migrator = require("./migrator")
, QueryInterface = require("./query-interface")
if(parseFloat(process.version.replace('v', '')) < 0.6) {
console.log("DEPRECATION WARNING: Support for Node.JS < v0.6 will be canceled in the next minor release.")
}
module.exports = (function() {
var Sequelize = function(database, username, password, options) {
this.options = Utils._.extend({
dialect: 'mysql',
host: 'localhost',
port: 3306,
protocol: 'tcp',
define: {},
query: {},
sync: {},
logging: console.log,
omitNull: false
}, options || {})
if(this.options.logging === true) {
console.log('DEPRECATION WARNING: The logging-option should be either a function or false. Default: console.log')
this.options.logging = console.log
}
this.config = {
database: database,
username: username,
password: (( (["", null, false].indexOf(password) > -1) || (typeof password == 'undefined')) ? null : password),
host : this.options.host,
port : this.options.port,
pool : this.options.pool,
protocol: this.options.protocol
}
var ConnectorManager = require("./dialects/" + this.options.dialect + "/connector-manager")
this.daoFactoryManager = new DAOFactoryManager(this)
this.connectorManager = new ConnectorManager(this, this.config)
this.importCache = {}
}
Sequelize.Utils = Utils
Sequelize.Utils._.map(DataTypes, function(sql, accessor) { Sequelize[accessor] = sql})
Sequelize.prototype.getQueryInterface = function() {
this.queryInterface = this.queryInterface || new QueryInterface(this)
return this.queryInterface
}
Sequelize.prototype.getMigrator = function(options, force) {
if(force)
this.migrator = new Migrator(this, options)
else
this.migrator = this.migrator || new Migrator(this, options)
return this.migrator
}
Sequelize.prototype.define = function(daoName, attributes, options) {
options = options || {}
if(this.options.define) {
options = Sequelize.Utils.merge(options, this.options.define)
}
options.omitNull = this.options.omitNull
var factory = new DAOFactory(daoName, attributes, options)
this.daoFactoryManager.addDAO(factory.init(this.daoFactoryManager))
return factory
}
Sequelize.prototype.isDefined = function(daoName) {
var daos = this.daoFactoryManager.daos
return (daos.filter(function(dao) { return dao.name === daoName }).length !== 0)
}
Sequelize.prototype.import = function(path) {
if (!this.importCache[path]) {
var defineCall = require(path)
this.importCache[path] = defineCall(this, DataTypes)
}
return this.importCache[path]
}
Sequelize.prototype.migrate = function(options) {
this.getMigrator().migrate(options)
}
Sequelize.prototype.query = function(sql, callee, options) {
options = Utils._.extend(Utils._.clone(this.options.query), options || {})
options = Utils._.extend(options, {
logging: this.options.hasOwnProperty('logging') ? this.options.logging : console.log
})
return this.connectorManager.query(sql, callee, options)
}
Sequelize.prototype.sync = function(options) {
options = options || {}
if(this.options.sync) {
options = Sequelize.Utils.merge(options, this.options.sync)
}
var chainer = new Utils.QueryChainer()
this.daoFactoryManager.daos.forEach(function(dao) {
chainer.add(dao.sync(options))
})
return chainer.run()
}
Sequelize.prototype.drop = function() {
var self = this
return new Utils.CustomEventEmitter(function(emitter) {
var chainer = new Utils.QueryChainer
self.daoFactoryManager.daos.forEach(function(dao) { chainer.add(dao.drop()) })
chainer
.run()
.success(function() { emitter.emit('success', null) })
.error(function(err) { emitter.emit('error', err) })
}).run()
}
return Sequelize
})()