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Юрий Губич
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327 changed files with 28286 additions and 0 deletions
6
libjs/wModel/proxy/CMakeLists.txt
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6
libjs/wModel/proxy/CMakeLists.txt
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cmake_minimum_required(VERSION 2.8.12)
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configure_file(proxy.js proxy.js)
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configure_file(list.js list.js)
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configure_file(vocabulary.js vocabulary.js)
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configure_file(catalogue.js catalogue.js)
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54
libjs/wModel/proxy/catalogue.js
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54
libjs/wModel/proxy/catalogue.js
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"use strict";
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var Proxy = require("./proxy");
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var Vocabulary = require("../../wType/vocabulary");
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var Vector = require("../../wType/vector");
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var Ctrl = require("../../wController/catalogue");
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var Catalogue = Proxy.inherit({
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"className": "List", //no, it is not a typo, this is the way data structure here suppose to look like
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"constructor": function(address, ctrlAddr, ctrlOpts, socket) {
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var controller = new Ctrl(ctrlAddr, ctrlOpts);
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Proxy.fn.constructor.call(this, address, controller, socket);
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this.controller.on("data", this._onRemoteData, this);
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this.controller.on("addElement", this._onRemoteAddElement, this);
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//this.controller.on("removeElement", this._onRemoteRemoveElement, this); //not supported yet
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},
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"_getAllData": function() {
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var vec = new Vector();
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var itr = this.controller.data.begin();
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var end = this.controller.data.end();
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for (; !itr["=="](end); itr["++"]()) {
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vec.push(itr["*"]().clone());
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}
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return vec;
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},
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"_h_subscribe": function(ev) {
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Proxy.fn._h_subscribe.call(this, ev);
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if (this.ready) {
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this._h_get(ev);
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}
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},
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"_onRemoteData": function() {
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this.setReady(true);
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var vc = new Vocabulary();
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vc.insert("data", this._getAllData());
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this.broadcast(vc, "get")
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},
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"_onRemoteAddElement": function(obj, before) {
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if (this.ready) { //only end appends are supported now
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var vc = new Vocabulary();
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vc.insert("data", obj.clone());
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this.broadcast(vc, "push");
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}
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}
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});
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module.exports = Catalogue;
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46
libjs/wModel/proxy/list.js
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46
libjs/wModel/proxy/list.js
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"use strict";
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var Proxy = require("./proxy");
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var Vocabulary = require("../../wType/vocabulary");
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var Ctrl = require("../../wController/list");
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var List = Proxy.inherit({
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"className": "List",
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"constructor": function(address, controllerAddress, socket) {
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var controller = new Ctrl(controllerAddress);
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Proxy.fn.constructor.call(this, address, controller, socket);
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this.controller.on("data", this._onRemoteData, this);
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this.controller.on("clear", this._onRemoteClear, this);
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this.controller.on("newElement", this._onRemoteNewElement, this);
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},
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"_h_subscribe": function(ev) {
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Proxy.fn._h_subscribe.call(this, ev);
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if (this.ready) {
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this._h_get(ev);
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}
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},
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"_onRemoteClear": function() {
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if (this.ready) {
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this.broadcast(new Vocabulary(), "clear");
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}
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},
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"_onRemoteData": function() {
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this.setReady(true);
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var vc = new Vocabulary();
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vc.insert("data", this.controller.data.clone())
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this.broadcast(vc, "get")
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},
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"_onRemoteNewElement": function(obj) {
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if (this.ready) {
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var vc = new Vocabulary();
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vc.insert("data", obj.clone());
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this.broadcast(vc, "push");
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}
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}
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});
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module.exports = List;
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180
libjs/wModel/proxy/proxy.js
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180
libjs/wModel/proxy/proxy.js
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"use strict";
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var Model = require("../model");
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var Handler = require("../../wDispatcher/handler");
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var Vocabulary = require("../../wType/vocabulary");
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var Address = require("../../wType/address");
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var config = require("../../../config/config.json");
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var Proxy = Model.inherit({
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"className": "Proxy",
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"constructor": function(address, controller, socket) { //les't pretend - this class is abstract
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Model.fn.constructor.call(this, address);
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this._socket = socket;
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this.ready = false;
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this.controller = controller;
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this.childrenPossible = false;
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this._destroyOnLastUnsubscription = false;
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this._destructionTimeout = undefined;
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this._childClass = undefined;
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this._waitingEvents = [];
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this.addHandler("get");
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this.reporterHandler = new Handler(this._address["+"](new Address(["subscribeMember"])), this, this._h_subscribeMember);
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this._uncyclic.push(function() {
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controller.destructor();
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});
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},
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"destructor": function() {
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if (this._destructionTimeout) {
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clearTimeout(this._destructionTimeout);
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}
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for (var i = 0; i < this._waitingEvents.length; ++i) {
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this._waitingEvents[i].destructor();
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}
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this.reporterHandler.destructor();
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Model.fn.destructor.call(this);
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},
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"checkSubscribersAndDestroy": function() {
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if (this._subscribersCount === 0 && this._destructionTimeout === undefined) {
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this.trigger("serviceMessage", this._address.toString() + " has no more subscribers, destroying model");
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this._destructionTimeout = setTimeout(this.trigger.bind(this, "destroyMe"), config.modelDestructionTimeout);
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}
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},
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"dispatchWaitingEvents": function() {
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for (var i = 0; i < this._waitingEvents.length; ++i) {
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var ev = this._waitingEvents[i];
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var cmd = "_h_" + ev.getDestination().back().toString();
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this[cmd](ev);
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ev.destructor();
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}
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this._waitingEvents = [];
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},
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"_getAllData": function() {
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return this.controller.data.clone();
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},
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"_h_get": function(ev) {
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if (this.ready) {
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var vc = new Vocabulary();
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vc.insert("data", this._getAllData());
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this.response(vc, "get", ev);
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} else {
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this._waitingEvents.push(ev.clone());
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}
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},
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"_h_subscribe": function(ev) {
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Model.fn._h_subscribe.call(this, ev);
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if (this._destructionTimeout) {
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clearTimeout(this._destructionTimeout);
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this._destructionTimeout = undefined;
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}
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},
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"_h_unsubscribe": function(ev) {
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Model.fn._h_unsubscribe.call(this, ev);
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if (this._destroyOnLastUnsubscription) {
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this.checkSubscribersAndDestroy();
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}
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},
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"_h_subscribeMember": function(ev) {
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if (!this.childrenPossible) {
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return;
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}
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var dest = ev.getDestination();
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var lastHops = dest["<<"](this._address.length());
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if (lastHops.length() === 2) {
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var command = lastHops.back().toString();
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var id = lastHops[">>"](1);
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if (command === "subscribe" || command === "get") {
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var child = new this._childClass(this._address["+"](id), this.controller._pairAddress["+"](id), this._socket);
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this.addModel(child);
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child._destroyOnLastUnsubscription = true;
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child["_h_" + command](ev);
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if (command === "get") {
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child.on("ready", child.checkSubscribersAndDestroy, child);
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}
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child.subscribe();
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child.on("destroyMe", this.destroyChild.bind(this, child)); //to remove model if it has no subscribers
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} else {
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this.trigger("serviceMessage", "Proxy model got a strange event: " + ev.toString(), 1);
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}
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} else {
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this.trigger("serviceMessage", "Proxy model got a strange event: " + ev.toString(), 1);
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}
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},
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"_onSocketDisconnected": function(ev, socket) {
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Model.fn._onSocketDisconnected.call(this, ev, socket);
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if (this._destroyOnLastUnsubscription) {
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this.checkSubscribersAndDestroy();
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}
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},
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"register": function(dp, server) {
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Model.fn.register.call(this, dp, server);
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this.controller.register(dp, this._socket);
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},
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"unregister": function() {
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Model.fn.unregister.call(this);
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if (this.controller._subscribed) {
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this.controller.unsubscribe();
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}
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this.controller.unregister();
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},
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"setChildrenClass": function(Class) {
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if (this.childrenPossible) {
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this.trigger("serviceMessage", "An attempt to set another class for children in Proxy", 1);
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}
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if (!Class instanceof Proxy) {
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this.trigger("serviceMessage", "An attempt to set not inherited chidren class from Proxy to a Proxy", 2);
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}
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this.childrenPossible = true;
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this._childClass = Class;
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},
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"setReady": function(bool) {
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bool = !!bool;
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if (bool !== this.ready) {
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this.ready = bool;
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if (bool) {
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this.dispatchWaitingEvents();
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this.trigger("ready");
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} else {
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//todo do I realy need to trigger smth here?
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}
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}
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},
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"subscribe": function() {
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this.controller.subscribe();
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},
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"destroyChild": function(child) {
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this.removeModel(child);
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child.destructor();
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},
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"unsetChildrenClass": function() {
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if (!this.childrenPossible) {
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this.trigger("serviceMessage", "An attempt to unset children class in Proxy, which don't have it", 1);
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} else {
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delete this._childClass;
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this.childrenPossible = false;
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}
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},
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"unsubscribe": function() {
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this.controller.unsubscribe();
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this.setReady(false);
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}
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});
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Proxy.onChildReady = function(ev) {
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this._h_get(ev);
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this.checkSubscribersAndDestroy();
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}
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module.exports = Proxy;
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43
libjs/wModel/proxy/vocabulary.js
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43
libjs/wModel/proxy/vocabulary.js
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"use strict";
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var Proxy = require("./proxy");
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var Vocabulary = require("../../wType/vocabulary");
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var Ctrl = require("../../wController/vocabulary");
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var MVocabulary = Proxy.inherit({
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"className": "Vocabulary",
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"constructor": function(address, controllerAddress, socket) {
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var controller = new Ctrl(controllerAddress);
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Proxy.fn.constructor.call(this, address, controller, socket);
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this.controller.on("data", this._onRemoteData, this);
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this.controller.on("clear", this._onRemoteClear, this);
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this.controller.on("change", this._onRemoteChange, this);
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},
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"_h_subscribe": function(ev) {
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Proxy.fn._h_subscribe.call(this, ev);
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if (this.ready) {
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this._h_get(ev);
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}
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},
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"_onRemoteClear": function() {
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if (this.ready) {
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this.broadcast(new Vocabulary(), "clear");
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}
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},
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"_onRemoteData": function() {
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this.setReady(true);
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var vc = new Vocabulary();
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vc.insert("data", this._getAllData());
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this.broadcast(vc, "get")
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},
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"_onRemoteChange": function(data) {
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if (this.ready) {
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this.broadcast(data, "change");
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}
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}
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});
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module.exports = MVocabulary;
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