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Diffstat (limited to 'src/js/AFB.js')
| -rw-r--r-- | src/js/AFB.js | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/src/js/AFB.js b/src/js/AFB.js deleted file mode 100644 index d6e6bfa..0000000 --- a/src/js/AFB.js +++ /dev/null @@ -1,215 +0,0 @@ -/* - * Copyright (C) 2017, 2018 "IoT.bzh" - * Author: José Bollo <jose.bollo@iot.bzh> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -AFB = function(base, initialtoken){ - -if (typeof base != "object") - base = { base: base, token: initialtoken }; - -var initial = { - base: base.base || "api", - token: base.token || initialtoken || "HELLO", - host: base.host || window.location.host, - url: base.url || undefined -}; - -var urlws = initial.url || "ws://"+initial.host+"/"+initial.base; - -/*********************************************/ -/**** ****/ -/**** AFB_context ****/ -/**** ****/ -/*********************************************/ -var AFB_context; -{ - var UUID = undefined; - var TOKEN = initial.token; - - var context = function(token, uuid) { - this.token = token; - this.uuid = uuid; - } - - context.prototype = { - get token() {return TOKEN;}, - set token(tok) {if(tok) TOKEN=tok;}, - get uuid() {return UUID;}, - set uuid(id) {if(id) UUID=id;} - }; - - AFB_context = new context(); -} -/*********************************************/ -/**** ****/ -/**** AFB_websocket ****/ -/**** ****/ -/*********************************************/ -var AFB_websocket; -{ - var CALL = 2; - var RETOK = 3; - var RETERR = 4; - var EVENT = 5; - - var PROTO1 = "x-afb-ws-json1"; - - AFB_websocket = function(on_open, on_abort) { - var u = urlws, p = '?'; - if (AFB_context.token) { - u = u + '?x-afb-token=' + AFB_context.token; - p = '&'; - } - if (AFB_context.uuid) - u = u + p + 'x-afb-uuid=' + AFB_context.uuid; - this.ws = new WebSocket(u, [ PROTO1 ]); - this.url = u; - this.pendings = {}; - this.awaitens = {}; - this.counter = 0; - this.ws.onopen = onopen.bind(this); - this.ws.onerror = onerror.bind(this); - this.ws.onclose = onclose.bind(this); - this.ws.onmessage = onmessage.bind(this); - this.onopen = on_open; - this.onabort = on_abort; - } - - function onerror(event) { - var f = this.onabort; - if (f) { - delete this.onopen; - delete this.onabort; - f && f(this); - } - this.onerror && this.onerror(this); - } - - function onopen(event) { - var f = this.onopen; - delete this.onopen; - delete this.onabort; - f && f(this); - } - - function onclose(event) { - var err = { - jtype: 'afb-reply', - request: { - status: 'disconnected', - info: 'server hung up' - } - }; - for (var id in this.pendings) { - try { this.pendings[id][1](err); } catch (x) {/*NOTHING*/} - } - this.pendings = {}; - this.onclose && this.onclose(); - } - - function fire(awaitens, name, data) { - var a = awaitens[name]; - if (a) - a.forEach(function(handler){handler(data);}); - var i = name.indexOf("/"); - if (i >= 0) { - a = awaitens[name.substring(0,i)]; - if (a) - a.forEach(function(handler){handler(data);}); - } - a = awaitens["*"]; - if (a) - a.forEach(function(handler){handler(data);}); - } - - function reply(pendings, id, ans, offset) { - if (id in pendings) { - var p = pendings[id]; - delete pendings[id]; - try { p[offset](ans); } catch (x) {/*TODO?*/} - } - } - - function onmessage(event) { - var obj = JSON.parse(event.data); - var code = obj[0]; - var id = obj[1]; - var ans = obj[2]; - AFB_context.token = obj[3]; - switch (code) { - case RETOK: - reply(this.pendings, id, ans, 0); - break; - case RETERR: - reply(this.pendings, id, ans, 1); - break; - case EVENT: - default: - fire(this.awaitens, id, ans); - break; - } - } - - function close() { - this.ws.close(); - this.ws.onopen = - this.ws.onerror = - this.ws.onclose = - this.ws.onmessage = - this.onopen = - this.onabort = function(){}; - } - - function call(method, request, callid) { - return new Promise((function(resolve, reject){ - var id, arr; - if (callid) { - id = String(callid); - if (id in this.pendings) - throw new Error("pending callid("+id+") exists"); - } else { - do { - id = String(this.counter = 4095 & (this.counter + 1)); - } while (id in this.pendings); - } - this.pendings[id] = [ resolve, reject ]; - arr = [CALL, id, method, request ]; - if (AFB_context.token) arr.push(AFB_context.token); - this.ws.send(JSON.stringify(arr)); - }).bind(this)); - } - - function onevent(name, handler) { - var id = name; - var list = this.awaitens[id] || (this.awaitens[id] = []); - list.push(handler); - } - - AFB_websocket.prototype = { - close: close, - call: call, - onevent: onevent - }; -} -/*********************************************/ -/**** ****/ -/**** ****/ -/**** ****/ -/*********************************************/ -return { - context: AFB_context, - ws: AFB_websocket -}; -}; |