omelop
Version:
[](https://travis-ci.org/node-omelop/omelop)
1,733 lines (1,441 loc) • 43.5 kB
JavaScript
/**
* hasOwnProperty.
*/
var has = Object.prototype.hasOwnProperty;
/* Refer to https://gitee.com/componentjs/require/blob/master/lib/require.js */
/**
* Require the given path.
*
* @param {String} path
* @return {Object} exports
* @api public
*/
function require(path, parent, orig) {
var resolved = require.resolve(path);
// lookup failed
if (null == resolved) {
orig = orig || path;
parent = parent || 'root';
var err = new Error('Failed to require "' + orig + '" from "' + parent + '"');
err.path = orig;
err.parent = parent;
err.require = true;
throw err;
}
var module = require.modules[resolved];
// perform real require()
// by invoking the module's
// registered function
if (!module.exports) {
module.exports = {};
module.client = module.component = true;
module.call(this, module.exports, require.relative(resolved), module);
}
return module.exports;
}
/**
* Registered modules.
*/
require.modules = {};
/**
* Registered aliases.
*/
require.aliases = {};
/**
* Resolve `path`.
*
* Lookup:
*
* - PATH/index.js
* - PATH.js
* - PATH
*
* @param {String} path
* @return {String} path or null
* @api private
*/
require.resolve = function (path) {
if (path.charAt(0) === '/') path = path.slice(1);
var index = path + '/index.js';
var paths = [
path,
path + '.js',
path + '.json',
path + '/index.js',
path + '/index.json'
];
for (var i = 0; i < paths.length; i++) {
var path = paths[i];
if (has.call(require.modules, path)) return path;
}
if (has.call(require.aliases, index)) {
return require.aliases[index];
}
};
/**
* Normalize `path` relative to the current path.
*
* @param {String} curr
* @param {String} path
* @return {String}
* @api private
*/
require.normalize = function (curr, path) {
var segs = [];
if ('.' != path.charAt(0)) return path;
curr = curr.split('/');
path = path.split('/');
for (var i = 0; i < path.length; ++i) {
if ('..' == path[i]) {
curr.pop();
} else if ('.' != path[i] && '' != path[i]) {
segs.push(path[i]);
}
}
return curr.concat(segs).join('/');
};
/**
* Register module at `path` with callback `definition`.
*
* @param {String} path
* @param {Function} definition
* @api private
*/
require.register = function (path, definition) {
require.modules[path] = definition;
};
/**
* Alias a module definition.
*
* @param {String} from
* @param {String} to
* @api private
*/
require.alias = function (from, to) {
if (!has.call(require.modules, from)) {
throw new Error('Failed to alias "' + from + '", it does not exist');
}
require.aliases[to] = from;
};
/**
* Return a require function relative to the `parent` path.
*
* @param {String} parent
* @return {Function}
* @api private
*/
require.relative = function (parent) {
var p = require.normalize(parent, '..');
/**
* lastIndexOf helper.
*/
function lastIndexOf(arr, obj) {
var i = arr.length;
while (i--) {
if (arr[i] === obj) return i;
}
return -1;
}
/**
* The relative require() itself.
*/
function localRequire(path) {
var resolved = localRequire.resolve(path);
return require(resolved, parent, path);
}
/**
* Resolve relative to the parent.
*/
localRequire.resolve = function (path) {
var c = path.charAt(0);
if ('/' == c) return path.slice(1);
if ('.' == c) return require.normalize(p, path);
// resolve deps by returning
// the dep in the nearest "deps"
// directory
var segs = parent.split('/');
var i = lastIndexOf(segs, 'deps') + 1;
if (!i) i = 0;
path = segs.slice(0, i + 1).join('/') + '/deps/' + path;
return path;
};
/**
* Check if module is defined at `path`.
*/
localRequire.exists = function (path) {
return has.call(require.modules, localRequire.resolve(path));
};
return localRequire;
};
require.register("component-indexof/index.js", function (exports, require, module) {
var indexOf = [].indexOf;
module.exports = function (arr, obj) {
if (indexOf) return arr.indexOf(obj);
for (var i = 0; i < arr.length; ++i) {
if (arr[i] === obj) return i;
}
return -1;
};
});
require.register("component-emitter/index.js", function (exports, require, module) {
/**
* Module dependencies.
*/
var index = require('indexof');
/**
* Expose `Emitter`.
*/
module.exports = Emitter;
/**
* Initialize a new `Emitter`.
*
* @api public
*/
function Emitter(obj) {
if (obj) return mixin(obj);
};
/**
* Mixin the emitter properties.
*
* @param {Object} obj
* @return {Object}
* @api private
*/
function mixin(obj) {
for (var key in Emitter.prototype) {
obj[key] = Emitter.prototype[key];
}
return obj;
}
/**
* Listen on the given `event` with `fn`.
*
* @param {String} event
* @param {Function} fn
* @return {Emitter}
* @api public
*/
Emitter.prototype.on = function (event, fn) {
this._callbacks = this._callbacks || {};
(this._callbacks[event] = this._callbacks[event] || [])
.push(fn);
return this;
};
/**
* Adds an `event` listener that will be invoked a single
* time then automatically removed.
*
* @param {String} event
* @param {Function} fn
* @return {Emitter}
* @api public
*/
Emitter.prototype.once = function (event, fn) {
var self = this;
this._callbacks = this._callbacks || {};
function on() {
self.off(event, on);
fn.apply(this, arguments);
}
fn._off = on;
this.on(event, on);
return this;
};
/**
* Remove the given callback for `event` or all
* registered callbacks.
*
* @param {String} event
* @param {Function} fn
* @return {Emitter}
* @api public
*/
Emitter.prototype.off =
Emitter.prototype.removeListener =
Emitter.prototype.removeAllListeners = function (event, fn) {
this._callbacks = this._callbacks || {};
// all
if (0 == arguments.length) {
this._callbacks = {};
return this;
}
// specific event
var callbacks = this._callbacks[event];
if (!callbacks) return this;
// remove all handlers
if (1 == arguments.length) {
delete this._callbacks[event];
return this;
}
// remove specific handler
var i = index(callbacks, fn._off || fn);
if (~i) callbacks.splice(i, 1);
return this;
};
/**
* Emit `event` with the given args.
*
* @param {String} event
* @param {Mixed} ...
* @return {Emitter}
*/
Emitter.prototype.emit = function (event) {
this._callbacks = this._callbacks || {};
var args = [].slice.call(arguments, 1)
, callbacks = this._callbacks[event];
if (callbacks) {
callbacks = callbacks.slice(0);
for (var i = 0, len = callbacks.length; i < len; ++i) {
callbacks[i].apply(this, args);
}
}
return this;
};
/**
* Return array of callbacks for `event`.
*
* @param {String} event
* @return {Array}
* @api public
*/
Emitter.prototype.listeners = function (event) {
this._callbacks = this._callbacks || {};
return this._callbacks[event] || [];
};
/**
* Check if this emitter has `event` handlers.
*
* @param {String} event
* @return {Boolean}
* @api public
*/
Emitter.prototype.hasListeners = function (event) {
return !!this.listeners(event).length;
};
});
require.register("node-omelop-omelop-protocol/lib/protocol.js", function (exports, require, module) {
(function (exports, ByteArray, global) {
var Protocol = exports;
var PKG_HEAD_BYTES = 4;
var MSG_FLAG_BYTES = 1;
var MSG_ROUTE_CODE_BYTES = 2;
var MSG_ID_MAX_BYTES = 5;
var MSG_ROUTE_LEN_BYTES = 1;
var MSG_ROUTE_CODE_MAX = 0xffff;
var MSG_COMPRESS_ROUTE_MASK = 0x1;
var MSG_TYPE_MASK = 0x7;
var Package = Protocol.Package = {};
var Message = Protocol.Message = {};
Package.TYPE_HANDSHAKE = 1;
Package.TYPE_HANDSHAKE_ACK = 2;
Package.TYPE_HEARTBEAT = 3;
Package.TYPE_DATA = 4;
Package.TYPE_KICK = 5;
Message.TYPE_REQUEST = 0;
Message.TYPE_NOTIFY = 1;
Message.TYPE_RESPONSE = 2;
Message.TYPE_PUSH = 3;
/**
* pomele client encode
* id message id;
* route message route
* msg message body
* socketio current support string
*/
Protocol.strencode = function (str) {
var byteArray = new ByteArray(str.length * 3);
var offset = 0;
for (var i = 0; i < str.length; i++) {
var charCode = str.charCodeAt(i);
var codes = null;
if (charCode <= 0x7f) {
codes = [charCode];
} else if (charCode <= 0x7ff) {
codes = [0xc0 | (charCode >> 6), 0x80 | (charCode & 0x3f)];
} else {
codes = [0xe0 | (charCode >> 12), 0x80 | ((charCode & 0xfc0) >> 6), 0x80 | (charCode & 0x3f)];
}
for (var j = 0; j < codes.length; j++) {
byteArray[offset] = codes[j];
++offset;
}
}
var _buffer = new ByteArray(offset);
copyArray(_buffer, 0, byteArray, 0, offset);
return _buffer;
};
/**
* client decode
* msg String data
* return Message Object
*/
Protocol.strdecode = function (buffer) {
var bytes = new ByteArray(buffer);
var array = [];
var offset = 0;
var charCode = 0;
var end = bytes.length;
while (offset < end) {
if (bytes[offset] < 128) {
charCode = bytes[offset];
offset += 1;
} else if (bytes[offset] < 224) {
charCode = ((bytes[offset] & 0x3f) << 6) + (bytes[offset + 1] & 0x3f);
offset += 2;
} else {
charCode = ((bytes[offset] & 0x0f) << 12) + ((bytes[offset + 1] & 0x3f) << 6) + (bytes[offset + 2] & 0x3f);
offset += 3;
}
array.push(charCode);
}
var res = '';
var chunk = 8 * 1024;
var i;
for (i = 0; i < array.length / chunk; i++) {
res += String.fromCharCode.apply(null, array.slice(i * chunk, (i + 1) * chunk));
}
res += String.fromCharCode.apply(null, array.slice(i * chunk));
return res;
};
/**
* Package protocol encode.
*
* Omelop package format:
* +------+-------------+------------------+
* | type | body length | body |
* +------+-------------+------------------+
*
* Head: 4bytes
* 0: package type,
* 1 - handshake,
* 2 - handshake ack,
* 3 - heartbeat,
* 4 - data
* 5 - kick
* 1 - 3: big-endian body length
* Body: body length bytes
*
* @param {Number} type package type
* @param {ByteArray} body body content in bytes
* @return {ByteArray} new byte array that contains encode result
*/
Package.encode = function (type, body) {
var length = body ? body.length : 0;
var buffer = new ByteArray(PKG_HEAD_BYTES + length);
var index = 0;
buffer[index++] = type & 0xff;
buffer[index++] = (length >> 16) & 0xff;
buffer[index++] = (length >> 8) & 0xff;
buffer[index++] = length & 0xff;
if (body) {
copyArray(buffer, index, body, 0, length);
}
return buffer;
};
/**
* Package protocol decode.
* See encode for package format.
*
* @param {ByteArray} buffer byte array containing package content
* @return {Object} {type: package type, buffer: body byte array}
*/
Package.decode = function (buffer) {
var bytes = new ByteArray(buffer);
var type = bytes[0];
var index = 1;
var length = ((bytes[index++]) << 16 | (bytes[index++]) << 8 | bytes[index++]) >>> 0;
var body = length ? new ByteArray(length) : null;
copyArray(body, 0, bytes, PKG_HEAD_BYTES, length);
return { 'type': type, 'body': body };
};
/**
* Message protocol encode.
*
* @param {Number} id message id
* @param {Number} type message type
* @param {Number} compressRoute whether compress route
* @param {Number|String} route route code or route string
* @param {Buffer} msg message body bytes
* @return {Buffer} encode result
*/
Message.encode = function (id, type, compressRoute, route, msg) {
// caculate message max length
var idBytes = msgHasId(type) ? caculateMsgIdBytes(id) : 0;
var msgLen = MSG_FLAG_BYTES + idBytes;
if (msgHasRoute(type)) {
if (compressRoute) {
if (typeof route !== 'number') {
throw new Error('error flag for number route!');
}
msgLen += MSG_ROUTE_CODE_BYTES;
} else {
msgLen += MSG_ROUTE_LEN_BYTES;
if (route) {
route = Protocol.strencode(route);
if (route.length > 255) {
throw new Error('route maxlength is overflow');
}
msgLen += route.length;
}
}
}
if (msg) {
msgLen += msg.length;
}
var buffer = new ByteArray(msgLen);
var offset = 0;
// add flag
offset = encodeMsgFlag(type, compressRoute, buffer, offset);
// add message id
if (msgHasId(type)) {
offset = encodeMsgId(id, idBytes, buffer, offset);
}
// add route
if (msgHasRoute(type)) {
offset = encodeMsgRoute(compressRoute, route, buffer, offset);
}
// add body
if (msg) {
offset = encodeMsgBody(msg, buffer, offset);
}
return buffer;
};
/**
* Message protocol decode.
*
* @param {Buffer|Uint8Array} buffer message bytes
* @return {Object} message object
*/
Message.decode = function (buffer) {
var bytes = new ByteArray(buffer);
var bytesLen = bytes.length || bytes.byteLength;
var offset = 0;
var id = 0;
var route = null;
// parse flag
var flag = bytes[offset++];
var compressRoute = flag & MSG_COMPRESS_ROUTE_MASK;
var type = (flag >> 1) & MSG_TYPE_MASK;
// parse id
if (msgHasId(type)) {
var byte = bytes[offset++];
id = byte & 0x7f;
while (byte & 0x80) {
id <<= 7;
byte = bytes[offset++];
id |= byte & 0x7f;
}
}
// parse route
if (msgHasRoute(type)) {
if (compressRoute) {
route = (bytes[offset++]) << 8 | bytes[offset++];
} else {
var routeLen = bytes[offset++];
if (routeLen) {
route = new ByteArray(routeLen);
copyArray(route, 0, bytes, offset, routeLen);
route = Protocol.strdecode(route);
} else {
route = '';
}
offset += routeLen;
}
}
// parse body
var bodyLen = bytesLen - offset;
var body = new ByteArray(bodyLen);
copyArray(body, 0, bytes, offset, bodyLen);
return {
'id': id, 'type': type, 'compressRoute': compressRoute,
'route': route, 'body': body
};
};
var copyArray = function (dest, doffset, src, soffset, length) {
if ('function' === typeof src.copy) {
// Buffer
src.copy(dest, doffset, soffset, soffset + length);
} else {
// Uint8Array
for (var index = 0; index < length; index++) {
dest[doffset++] = src[soffset++];
}
}
};
var msgHasId = function (type) {
return type === Message.TYPE_REQUEST || type === Message.TYPE_RESPONSE;
};
var msgHasRoute = function (type) {
return type === Message.TYPE_REQUEST || type === Message.TYPE_NOTIFY ||
type === Message.TYPE_PUSH;
};
var caculateMsgIdBytes = function (id) {
var len = 0;
do {
len += 1;
id >>= 7;
} while (id > 0);
return len;
};
var encodeMsgFlag = function (type, compressRoute, buffer, offset) {
if (type !== Message.TYPE_REQUEST && type !== Message.TYPE_NOTIFY &&
type !== Message.TYPE_RESPONSE && type !== Message.TYPE_PUSH) {
throw new Error('unkonw message type: ' + type);
}
buffer[offset] = (type << 1) | (compressRoute ? 1 : 0);
return offset + MSG_FLAG_BYTES;
};
var encodeMsgId = function (id, idBytes, buffer, offset) {
var index = offset + idBytes - 1;
buffer[index--] = id & 0x7f;
while (index >= offset) {
id >>= 7;
buffer[index--] = id & 0x7f | 0x80;
}
return offset + idBytes;
};
var encodeMsgRoute = function (compressRoute, route, buffer, offset) {
if (compressRoute) {
if (route > MSG_ROUTE_CODE_MAX) {
throw new Error('route number is overflow');
}
buffer[offset++] = (route >> 8) & 0xff;
buffer[offset++] = route & 0xff;
} else {
if (route) {
buffer[offset++] = route.length & 0xff;
copyArray(buffer, offset, route, 0, route.length);
offset += route.length;
} else {
buffer[offset++] = 0;
}
}
return offset;
};
var encodeMsgBody = function (msg, buffer, offset) {
copyArray(buffer, offset, msg, 0, msg.length);
return offset + msg.length;
};
module.exports = Protocol;
})('object' === typeof module ? module.exports : (this.Protocol = {}), 'object' === typeof module ? Buffer : Uint8Array, this);
});
require.register("pinusnode-omelop-protobuf/lib/client/protobuf.js", function (exports, require, module) {
/* ProtocolBuffer client 0.1.0*/
/**
* omelop-protobuf
* @author <zhang0935@gmail.com>
*/
/**
* Protocol buffer root
* In browser, it will be window.protbuf
*/
(function (exports, global) {
var Protobuf = exports;
Protobuf.init = function (opts) {
//On the serverside, use serverProtos to encode messages send to client
Protobuf.encoder.init(opts.encoderProtos);
//On the serverside, user clientProtos to decode messages receive from clients
Protobuf.decoder.init(opts.decoderProtos);
};
Protobuf.encode = function (key, msg) {
return Protobuf.encoder.encode(key, msg);
};
Protobuf.decode = function (key, msg) {
return Protobuf.decoder.decode(key, msg);
};
// exports to support for components
module.exports = Protobuf;
})('object' === typeof module ? module.exports : (this.protobuf = {}), this);
/**
* constants
*/
(function (exports, global) {
var constants = exports.constants = {};
constants.TYPES = {
uInt32: 0,
sInt32: 0,
int32: 0,
double: 1,
string: 2,
message: 2,
float: 5
};
})('undefined' !== typeof protobuf ? protobuf : module.exports, this);
/**
* util module
*/
(function (exports, global) {
var Util = exports.util = {};
Util.isSimpleType = function (type) {
return (type === 'uInt32' ||
type === 'sInt32' ||
type === 'int32' ||
type === 'uInt64' ||
type === 'sInt64' ||
type === 'float' ||
type === 'double');
};
})('undefined' !== typeof protobuf ? protobuf : module.exports, this);
/**
* codec module
*/
(function (exports, global) {
var Codec = exports.codec = {};
var buffer = new ArrayBuffer(8);
var float32Array = new Float32Array(buffer);
var float64Array = new Float64Array(buffer);
var uInt8Array = new Uint8Array(buffer);
Codec.encodeUInt32 = function (n) {
var n = parseInt(n);
if (isNaN(n) || n < 0) {
return null;
}
var result = [];
do {
var tmp = n % 128;
var next = Math.floor(n / 128);
if (next !== 0) {
tmp = tmp + 128;
}
result.push(tmp);
n = next;
} while (n !== 0);
return result;
};
Codec.encodeSInt32 = function (n) {
var n = parseInt(n);
if (isNaN(n)) {
return null;
}
n = n < 0 ? (Math.abs(n) * 2 - 1) : n * 2;
return Codec.encodeUInt32(n);
};
Codec.decodeUInt32 = function (bytes) {
var n = 0;
for (var i = 0; i < bytes.length; i++) {
var m = parseInt(bytes[i]);
n = n + ((m & 0x7f) * Math.pow(2, (7 * i)));
if (m < 128) {
return n;
}
}
return n;
};
Codec.decodeSInt32 = function (bytes) {
var n = this.decodeUInt32(bytes);
var flag = ((n % 2) === 1) ? -1 : 1;
n = ((n % 2 + n) / 2) * flag;
return n;
};
Codec.encodeFloat = function (float) {
float32Array[0] = float;
return uInt8Array;
};
Codec.decodeFloat = function (bytes, offset) {
if (!bytes || bytes.length < (offset + 4)) {
return null;
}
for (var i = 0; i < 4; i++) {
uInt8Array[i] = bytes[offset + i];
}
return float32Array[0];
};
Codec.encodeDouble = function (double) {
float64Array[0] = double;
return uInt8Array.subarray(0, 8);
};
Codec.decodeDouble = function (bytes, offset) {
if (!bytes || bytes.length < (8 + offset)) {
return null;
}
for (var i = 0; i < 8; i++) {
uInt8Array[i] = bytes[offset + i];
}
return float64Array[0];
};
Codec.encodeStr = function (bytes, offset, str) {
for (var i = 0; i < str.length; i++) {
var code = str.charCodeAt(i);
var codes = encode2UTF8(code);
for (var j = 0; j < codes.length; j++) {
bytes[offset] = codes[j];
offset++;
}
}
return offset;
};
/**
* Decode string from utf8 bytes
*/
Codec.decodeStr = function (bytes, offset, length) {
var array = [];
var end = offset + length;
while (offset < end) {
var code = 0;
if (bytes[offset] < 128) {
code = bytes[offset];
offset += 1;
} else if (bytes[offset] < 224) {
code = ((bytes[offset] & 0x3f) << 6) + (bytes[offset + 1] & 0x3f);
offset += 2;
} else {
code = ((bytes[offset] & 0x0f) << 12) + ((bytes[offset + 1] & 0x3f) << 6) + (bytes[offset + 2] & 0x3f);
offset += 3;
}
array.push(code);
}
var str = '';
for (var i = 0; i < array.length;) {
str += String.fromCharCode.apply(null, array.slice(i, i + 10000));
i += 10000;
}
return str;
};
/**
* Return the byte length of the str use utf8
*/
Codec.byteLength = function (str) {
if (typeof (str) !== 'string') {
return -1;
}
var length = 0;
for (var i = 0; i < str.length; i++) {
var code = str.charCodeAt(i);
length += codeLength(code);
}
return length;
};
/**
* Encode a unicode16 char code to utf8 bytes
*/
function encode2UTF8(charCode) {
if (charCode <= 0x7f) {
return [charCode];
} else if (charCode <= 0x7ff) {
return [0xc0 | (charCode >> 6), 0x80 | (charCode & 0x3f)];
} else {
return [0xe0 | (charCode >> 12), 0x80 | ((charCode & 0xfc0) >> 6), 0x80 | (charCode & 0x3f)];
}
}
function codeLength(code) {
if (code <= 0x7f) {
return 1;
} else if (code <= 0x7ff) {
return 2;
} else {
return 3;
}
}
})('undefined' !== typeof protobuf ? protobuf : module.exports, this);
/**
* encoder module
*/
(function (exports, global) {
var protobuf = exports;
var MsgEncoder = exports.encoder = {};
var codec = protobuf.codec;
var constant = protobuf.constants;
var util = protobuf.util;
MsgEncoder.init = function (protos) {
this.protos = protos || {};
};
MsgEncoder.encode = function (route, msg) {
//Get protos from protos map use the route as key
var protos = this.protos[route];
//Check msg
if (!checkMsg(msg, protos)) {
return null;
}
//Set the length of the buffer 2 times bigger to prevent overflow
var length = codec.byteLength(JSON.stringify(msg));
//Init buffer and offset
var buffer = new ArrayBuffer(length);
var uInt8Array = new Uint8Array(buffer);
var offset = 0;
if (!!protos) {
offset = encodeMsg(uInt8Array, offset, protos, msg);
if (offset > 0) {
return uInt8Array.subarray(0, offset);
}
}
return null;
};
/**
* Check if the msg follow the defination in the protos
*/
function checkMsg(msg, protos) {
if (!protos) {
return false;
}
for (var name in protos) {
var proto = protos[name];
//All required element must exist
switch (proto.option) {
case 'required':
if (typeof (msg[name]) === 'undefined') {
return false;
}
case 'optional':
if (typeof (msg[name]) !== 'undefined') {
if (!!protos.__messages[proto.type]) {
checkMsg(msg[name], protos.__messages[proto.type]);
}
}
break;
case 'repeated':
//Check nest message in repeated elements
if (!!msg[name] && !!protos.__messages[proto.type]) {
for (var i = 0; i < msg[name].length; i++) {
if (!checkMsg(msg[name][i], protos.__messages[proto.type])) {
return false;
}
}
}
break;
}
}
return true;
}
function encodeMsg(buffer, offset, protos, msg) {
for (var name in msg) {
if (!!protos[name]) {
var proto = protos[name];
switch (proto.option) {
case 'required':
case 'optional':
offset = writeBytes(buffer, offset, encodeTag(proto.type, proto.tag));
offset = encodeProp(msg[name], proto.type, offset, buffer, protos);
break;
case 'repeated':
if (msg[name].length > 0) {
offset = encodeArray(msg[name], proto, offset, buffer, protos);
}
break;
}
}
}
return offset;
}
function encodeProp(value, type, offset, buffer, protos) {
switch (type) {
case 'uInt32':
offset = writeBytes(buffer, offset, codec.encodeUInt32(value));
break;
case 'int32':
case 'sInt32':
offset = writeBytes(buffer, offset, codec.encodeSInt32(value));
break;
case 'float':
writeBytes(buffer, offset, codec.encodeFloat(value));
offset += 4;
break;
case 'double':
writeBytes(buffer, offset, codec.encodeDouble(value));
offset += 8;
break;
case 'string':
var length = codec.byteLength(value);
//Encode length
offset = writeBytes(buffer, offset, codec.encodeUInt32(length));
//write string
codec.encodeStr(buffer, offset, value);
offset += length;
break;
default:
if (!!protos.__messages[type]) {
//Use a tmp buffer to build an internal msg
var tmpBuffer = new ArrayBuffer(codec.byteLength(JSON.stringify(value)));
var length = 0;
length = encodeMsg(tmpBuffer, length, protos.__messages[type], value);
//Encode length
offset = writeBytes(buffer, offset, codec.encodeUInt32(length));
//contact the object
for (var i = 0; i < length; i++) {
buffer[offset] = tmpBuffer[i];
offset++;
}
}
break;
}
return offset;
}
/**
* Encode reapeated properties, simple msg and object are decode differented
*/
function encodeArray(array, proto, offset, buffer, protos) {
var i = 0;
if (util.isSimpleType(proto.type)) {
offset = writeBytes(buffer, offset, encodeTag(proto.type, proto.tag));
offset = writeBytes(buffer, offset, codec.encodeUInt32(array.length));
for (i = 0; i < array.length; i++) {
offset = encodeProp(array[i], proto.type, offset, buffer);
}
} else {
for (i = 0; i < array.length; i++) {
offset = writeBytes(buffer, offset, encodeTag(proto.type, proto.tag));
offset = encodeProp(array[i], proto.type, offset, buffer, protos);
}
}
return offset;
}
function writeBytes(buffer, offset, bytes) {
for (var i = 0; i < bytes.length; i++, offset++) {
buffer[offset] = bytes[i];
}
return offset;
}
function encodeTag(type, tag) {
var value = constant.TYPES[type] || 2;
return codec.encodeUInt32((tag << 3) | value);
}
})('undefined' !== typeof protobuf ? protobuf : module.exports, this);
/**
* decoder module
*/
(function (exports, global) {
var protobuf = exports;
var MsgDecoder = exports.decoder = {};
var codec = protobuf.codec;
var util = protobuf.util;
var buffer;
var offset = 0;
MsgDecoder.init = function (protos) {
this.protos = protos || {};
};
MsgDecoder.setProtos = function (protos) {
if (!!protos) {
this.protos = protos;
}
};
MsgDecoder.decode = function (route, buf) {
var protos = this.protos[route];
buffer = buf;
offset = 0;
if (!!protos) {
return decodeMsg({}, protos, buffer.length);
}
return null;
};
function decodeMsg(msg, protos, length) {
while (offset < length) {
var head = getHead();
var type = head.type;
var tag = head.tag;
var name = protos.__tags[tag];
switch (protos[name].option) {
case 'optional':
case 'required':
msg[name] = decodeProp(protos[name].type, protos);
break;
case 'repeated':
if (!msg[name]) {
msg[name] = [];
}
decodeArray(msg[name], protos[name].type, protos);
break;
}
}
return msg;
}
/**
* Test if the given msg is finished
*/
function isFinish(msg, protos) {
return (!protos.__tags[peekHead().tag]);
}
/**
* Get property head from protobuf
*/
function getHead() {
var tag = codec.decodeUInt32(getBytes());
return {
type: tag & 0x7,
tag: tag >> 3
};
}
/**
* Get tag head without move the offset
*/
function peekHead() {
var tag = codec.decodeUInt32(peekBytes());
return {
type: tag & 0x7,
tag: tag >> 3
};
}
function decodeProp(type, protos) {
switch (type) {
case 'uInt32':
return codec.decodeUInt32(getBytes());
case 'int32':
case 'sInt32':
return codec.decodeSInt32(getBytes());
case 'float':
var float = codec.decodeFloat(buffer, offset);
offset += 4;
return float;
case 'double':
var double = codec.decodeDouble(buffer, offset);
offset += 8;
return double;
case 'string':
var length = codec.decodeUInt32(getBytes());
var str = codec.decodeStr(buffer, offset, length);
offset += length;
return str;
default:
if (!!protos && !!protos.__messages[type]) {
var length = codec.decodeUInt32(getBytes());
var msg = {};
decodeMsg(msg, protos.__messages[type], offset + length);
return msg;
}
break;
}
}
function decodeArray(array, type, protos) {
if (util.isSimpleType(type)) {
var length = codec.decodeUInt32(getBytes());
for (var i = 0; i < length; i++) {
array.push(decodeProp(type));
}
} else {
array.push(decodeProp(type, protos));
}
}
function getBytes(flag) {
var bytes = [];
var pos = offset;
flag = flag || false;
var b;
do {
b = buffer[pos];
bytes.push(b);
pos++;
} while (b >= 128);
if (!flag) {
offset = pos;
}
return bytes;
}
function peekBytes() {
return getBytes(true);
}
})('undefined' !== typeof protobuf ? protobuf : module.exports, this);
});
require.register("pinusnode-omelop-jsclient-websocket/lib/omelop-client.js", function (exports, require, module) {
(function () {
var JS_WS_CLIENT_TYPE = 'js-websocket';
var JS_WS_CLIENT_VERSION = '0.0.1';
var Protocol = window.Protocol;
var Package = Protocol.Package;
var Message = Protocol.Message;
var EventEmitter = window.EventEmitter;
var RES_OK = 200;
var RES_FAIL = 500;
var RES_OLD_CLIENT = 501;
if (typeof Object.create !== 'function') {
Object.create = function (o) {
function F() { }
F.prototype = o;
return new F();
};
}
var root = window;
var omelop = Object.create(EventEmitter.prototype); // object extend from object
root.omelop = omelop;
var socket = null;
var reqId = 0;
var callbacks = {};
var handlers = {};
//Map from request id to route
var routeMap = {};
var heartbeatInterval = 0;
var heartbeatTimeout = 0;
var nextHeartbeatTimeout = 0;
var gapThreshold = 100; // heartbeat gap threashold
var heartbeatId = null;
var heartbeatTimeoutId = null;
var handshakeCallback = null;
var handshakeBuffer = {
'sys': {
type: JS_WS_CLIENT_TYPE,
version: JS_WS_CLIENT_VERSION
},
'user': {
}
};
var initCallback = null;
omelop.init = function (params, cb) {
initCallback = cb;
var host = params.host;
var port = params.port;
var url = 'ws://' + host;
if (port) {
url += ':' + port;
}
handshakeBuffer.user = params.user;
handshakeCallback = params.handshakeCallback;
initWebSocket(url, cb);
};
var initWebSocket = function (url, cb) {
console.log('connect to ' + url);
var onopen = function (event) {
var obj = Package.encode(Package.TYPE_HANDSHAKE, Protocol.strencode(JSON.stringify(handshakeBuffer)));
send(obj);
};
var onmessage = function (event) {
processPackage(Package.decode(event.data), cb);
// new package arrived, update the heartbeat timeout
if (heartbeatTimeout) {
nextHeartbeatTimeout = Date.now() + heartbeatTimeout;
}
};
var onerror = function (event) {
omelop.emit('io-error', event);
console.error('socket error: ', event);
};
var onclose = function (event) {
omelop.emit('close', event);
console.error('socket close: ', event);
};
socket = new WebSocket(url);
socket.binaryType = 'arraybuffer';
socket.onopen = onopen;
socket.onmessage = onmessage;
socket.onerror = onerror;
socket.onclose = onclose;
};
omelop.disconnect = function () {
if (socket) {
if (socket.disconnect) socket.disconnect();
if (socket.close) socket.close();
console.log('disconnect');
socket = null;
}
if (heartbeatId) {
clearTimeout(heartbeatId);
heartbeatId = null;
}
if (heartbeatTimeoutId) {
clearTimeout(heartbeatTimeoutId);
heartbeatTimeoutId = null;
}
};
omelop.request = function (route, msg, cb) {
if (arguments.length === 2 && typeof msg === 'function') {
cb = msg;
msg = {};
} else {
msg = msg || {};
}
route = route || msg.route;
if (!route) {
return;
}
reqId++;
sendMessage(reqId, route, msg);
callbacks[reqId] = cb;
routeMap[reqId] = route;
};
omelop.notify = function (route, msg) {
msg = msg || {};
sendMessage(0, route, msg);
};
var sendMessage = function (reqId, route, msg) {
var type = reqId ? Message.TYPE_REQUEST : Message.TYPE_NOTIFY;
//compress message by protobuf
var protos = !!omelop.data.protos ? omelop.data.protos.client : {};
if (!!protos[route]) {
msg = protobuf.encode(route, msg);
} else {
msg = Protocol.strencode(JSON.stringify(msg));
}
var compressRoute = 0;
if (omelop.dict && omelop.dict[route]) {
route = omelop.dict[route];
compressRoute = 1;
}
msg = Message.encode(reqId, type, compressRoute, route, msg);
var packet = Package.encode(Package.TYPE_DATA, msg);
send(packet);
};
var send = function (packet) {
socket.send(packet.buffer);
};
var handler = {};
var heartbeat = function (data) {
if (!heartbeatInterval) {
// no heartbeat
return;
}
var obj = Package.encode(Package.TYPE_HEARTBEAT);
if (heartbeatTimeoutId) {
clearTimeout(heartbeatTimeoutId);
heartbeatTimeoutId = null;
}
if (heartbeatId) {
// already in a heartbeat interval
return;
}
heartbeatId = setTimeout(function () {
heartbeatId = null;
send(obj);
nextHeartbeatTimeout = Date.now() + heartbeatTimeout;
heartbeatTimeoutId = setTimeout(heartbeatTimeoutCb, heartbeatTimeout);
}, heartbeatInterval);
};
var heartbeatTimeoutCb = function () {
var gap = nextHeartbeatTimeout - Date.now();
if (gap > gapThreshold) {
heartbeatTimeoutId = setTimeout(heartbeatTimeoutCb, gap);
} else {
console.error('server heartbeat timeout');
omelop.emit('heartbeat timeout');
omelop.disconnect();
}
};
var handshake = function (data) {
data = JSON.parse(Protocol.strdecode(data));
if (data.code === RES_OLD_CLIENT) {
omelop.emit('error', 'client version not fullfill');
return;
}
if (data.code !== RES_OK) {
omelop.emit('error', 'handshake fail');
return;
}
handshakeInit(data);
var obj = Package.encode(Package.TYPE_HANDSHAKE_ACK);
send(obj);
if (initCallback) {
initCallback(socket);
initCallback = null;
}
};
var onData = function (data) {
//probuff decode
var msg = Message.decode(data);
if (msg.id > 0) {
msg.route = routeMap[msg.id];
delete routeMap[msg.id];
if (!msg.route) {
return;
}
}
msg.body = deCompose(msg);
processMessage(omelop, msg);
};
var onKick = function (data) {
omelop.emit('onKick');
};
handlers[Package.TYPE_HANDSHAKE] = handshake;
handlers[Package.TYPE_HEARTBEAT] = heartbeat;
handlers[Package.TYPE_DATA] = onData;
handlers[Package.TYPE_KICK] = onKick;
var processPackage = function (msg) {
handlers[msg.type](msg.body);
};
var processMessage = function (omelop, msg) {
if (!msg.id) {
// server push message
omelop.emit(msg.route, msg.body);
return;
}
//if have a id then find the callback function with the request
var cb = callbacks[msg.id];
delete callbacks[msg.id];
if (typeof cb !== 'function') {
return;
}
cb(msg.body);
return;
};
var processMessageBatch = function (omelop, msgs) {
for (var i = 0, l = msgs.length; i < l; i++) {
processMessage(omelop, msgs[i]);
}
};
var deCompose = function (msg) {
var protos = !!omelop.data.protos ? omelop.data.protos.server : {};
var abbrs = omelop.data.abbrs;
var route = msg.route;
//Decompose route from dict
if (msg.compressRoute) {
if (!abbrs[route]) {
return {};
}
route = msg.route = abbrs[route];
}
if (!!protos[route]) {
return protobuf.decode(route, msg.body);
} else {
return JSON.parse(Protocol.strdecode(msg.body));
}
return msg;
};
var handshakeInit = function (data) {
if (data.sys && data.sys.heartbeat) {
heartbeatInterval = data.sys.heartbeat * 1000; // heartbeat interval
heartbeatTimeout = heartbeatInterval * 2; // max heartbeat timeout
} else {
heartbeatInterval = 0;
heartbeatTimeout = 0;
}
initData(data);
if (typeof handshakeCallback === 'function') {
handshakeCallback(data.user);
}
};
//Initilize data used in omelop client
var initData = function (data) {
if (!data || !data.sys) {
return;
}
omelop.data = omelop.data || {};
var dict = data.sys.dict;
var protos = data.sys.protos;
//Init compress dict
if (dict) {
omelop.data.dict = dict;
omelop.data.abbrs = {};
for (var route in dict) {
omelop.data.abbrs[dict[route]] = route;
}
}
//Init protobuf protos
if (protos) {
omelop.data.protos = {
server: protos.server || {},
client: protos.client || {}
};
if (!!protobuf) {
protobuf.init({ encoderProtos: protos.client, decoderProtos: protos.server });
}
}
};
module.exports = omelop;
})();
});
require.register("boot/index.js", function (exports, require, module) {
var Emitter = require('emitter');
window.EventEmitter = Emitter;
var protocol = require('omelop-protocol');
window.Protocol = protocol;
var protobuf = require('omelop-protobuf');
window.protobuf = protobuf;
var omelop = require('omelop-jsclient-websocket');
window.omelop = omelop;
});
require.alias("boot/index.js", "omelop-client/deps/boot/index.js");
require.alias("component-emitter/index.js", "boot/deps/emitter/index.js");
require.alias("component-indexof/index.js", "component-emitter/deps/indexof/index.js");
require.alias("node-omelop-omelop-protocol/lib/protocol.js", "boot/deps/omelop-protocol/lib/protocol.js");
require.alias("node-omelop-omelop-protocol/lib/protocol.js", "boot/deps/omelop-protocol/index.js");
require.alias("node-omelop-omelop-protocol/lib/protocol.js", "node-omelop-omelop-protocol/index.js");
require.alias("pinusnode-omelop-protobuf/lib/client/protobuf.js", "boot/deps/omelop-protobuf/lib/client/protobuf.js");
require.alias("pinusnode-omelop-protobuf/lib/client/protobuf.js", "boot/deps/omelop-protobuf/index.js");
require.alias("pinusnode-omelop-protobuf/lib/client/protobuf.js", "pinusnode-omelop-protobuf/index.js");
require.alias("pinusnode-omelop-jsclient-websocket/lib/omelop-client.js", "boot/deps/omelop-jsclient-websocket/lib/omelop-client.js");
require.alias("pinusnode-omelop-jsclient-websocket/lib/omelop-client.js", "boot/deps/omelop-jsclient-websocket/index.js");
require.alias("pinusnode-omelop-jsclient-websocket/lib/omelop-client.js", "pinusnode-omelop-jsclient-websocket/index.js");