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author | Thierry Bultel <thierry.bultel@iot.bzh> | 2018-07-11 17:45:28 +0200 |
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committer | Thierry Bultel <thierry.bultel@iot.bzh> | 2018-07-17 10:50:07 +0200 |
commit | d6eba3146057f104f5b2ad52b47ec42c72ca45df (patch) | |
tree | 78c601b2d1bc4f3f469beb4d5b0c35a7a35d22d3 /conf.d/project/htdocs/AFB-websock.js | |
parent | 9c519f325590fcf4dfcfe30798fddb5a102dc389 (diff) |
added an html5 page for testing
Change-Id: Ia07a32583a08b9b3e17296e560d80a2758f00658
Signed-off-by: Thierry Bultel <thierry.bultel@iot.bzh>
Diffstat (limited to 'conf.d/project/htdocs/AFB-websock.js')
-rw-r--r-- | conf.d/project/htdocs/AFB-websock.js | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/conf.d/project/htdocs/AFB-websock.js b/conf.d/project/htdocs/AFB-websock.js new file mode 100644 index 0000000..99ab3b8 --- /dev/null +++ b/conf.d/project/htdocs/AFB-websock.js @@ -0,0 +1,177 @@ +var urlws; +var urlhttp; + +AFB = function(base, initialtoken){ + +urlws = "ws://"+window.location.host+"/"+base; +urlhttp = "http://"+window.location.host+"/"+base; + +/*********************************************/ +/**** ****/ +/**** AFB_context ****/ +/**** ****/ +/*********************************************/ +var AFB_context; +{ + var UUID = undefined; + var TOKEN = initialtoken; + + 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(onopen, onabort) { + var u = urlws; + if (AFB_context.token) { + u = u + '?x-afb-token=' + AFB_context.token; + if (AFB_context.uuid) + u = u + '&x-afb-uuid=' + AFB_context.uuid; + } + this.ws = new WebSocket(u, [ PROTO1 ]); + 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 = onopen; + this.onabort = onabort; + this.onclose = onabort; + } + + 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) { + for (var id in this.pendings) { + var ferr = this.pendings[id].onerror; + ferr && ferr(null, this); + } + 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]; + var f = p[offset]; + f(ans); + } + } + + 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.onabort(); + } + + function call(method, request) { + return new Promise((function(resolve, reject){ + var id, arr; + 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 +}; +}; + |