javascript/vim-netbeans-server
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Bug fixing. First functional version

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This commit is contained in:
Boudin Malin
2014-11-03 01:21:52 +01:00
parent e59a3df7f4
commit ddc9d67128
6 changed files with 142 additions and 74 deletions
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29
bin/test-server.js Normal file
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@@ -0,0 +1,29 @@
var server = require("../lib/server.js");
var event = require("../lib/event.js");
server.createServer(3219, "127.0.0.1", function (password) {
"use strict";
return true;
}, function (controler) {
"use strict";
console.log("Connected");
console.log("Ready to serve");
process.stdin.on("data", function(data) {
if (data.toString() !== "exit"){
eval(data.toString());
}
else {
controler.detach();
}
});
});

6
lib/buffer.js
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@@ -1,5 +1,5 @@
var EventEmitter = require("EventEmitter");
var Types = require("types");
var EventEmitter = require("events").EventEmitter;
var Types = require("./types.js");
//A controler owned buffer representation
function Buffer (client, buffId) {
@@ -177,6 +177,6 @@ function Buffer (client, buffId) {
};
}
Buffer.prototype = EventEmitter;
Buffer.prototype = EventEmitter.prototype;
module.exports = Buffer;

144
lib/controler.js
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@@ -1,8 +1,9 @@
var Transform = require("stream").Transform;
var EventEmitter = require("events").EventEmitter;
var Types = require("types");
var Buffer = require("buffer");
var events = require("events");
var Types = require("./types.js");
var Buffer = require("./buffer.js");
var events = require("./event.js");
//A stream Transform implementation returning full netbeans messages
function MessageTransform(opts) {
@@ -12,26 +13,24 @@ function MessageTransform(opts) {
var buffer;
this._transform = function(data, encoding, callback) {
var endpos = data.indexOf("\n");
if (endpos > -1) {
var offstart = 0;
for (var i = 0 ; i < data.length ; ++i) {
if (data[i] === 10) {
if (buffer !== undefined) {
this.push(buffer);
buffer = undefined;
}
if (endpos > 0) {
this.push(data.substr(0, endpos));
this.push(data.slice(offstart, i));
offstart = i + 1;
}
}
callback();
if (endpos < data.length - 1) {
buffer = data.substr(endpos + 1);
}
}
else {
buffer = buffer.concat(data);
if (offstart < i) {
buffer = data.slice(offstart);
}
callback();
};
this._flush = function (callback) {
@@ -40,9 +39,11 @@ function MessageTransform(opts) {
};
}
MessageTransform.prototype = Transform.prototype;
//Main netbeans object. Needs the socket of the incomming connexion and an authentication callback
//This callback just get the password sent by Vim. It must return true to allow connexion
function NetbeansClient(socket, authentication) {
function NetbeansClient(socket, authentication, onEvent, onError, onDisconnected) {
"use strict";
EventEmitter.call(this);
@@ -56,14 +57,18 @@ function NetbeansClient(socket, authentication) {
var messageTransform = new MessageTransform();
messageTransform.on("data",function (message) {
messageTransform.on("data",function (data) {
var message = data.toString();
console.log(message);
/* The first message must be an authentication one */
if (message.startsWith("AUTH ") && authentication(message.substring(message.indexOf(" ") + 1))) {
if (message.indexOf("AUTH ") === 0 && authentication(message.substring(message.indexOf(" ") + 1))) {
connected = true;
messageTransform.removeAllListeners("data");
messageTransform.on("data", function(message) {
messageTransform.on("data", function(data) {
var message = data.toString();
console.log(message);
try {
var iName = 0; /*Index of the name separator in case of an Event */
@@ -86,12 +91,12 @@ function NetbeansClient(socket, authentication) {
if (iName > 0 && iSeqno > 0) {
isEvent = true;
args.push("event");
args.push(Number.parseInt(message.substr(0, iName), 10));
args.push(parseInt(message.substr(0, iName), 10));
args.push(message.substring(iName + 1, iSeqno));
args.push(Number.parseInt(message.substring(iSeqno + 1, i), 10));
args.push(parseInt(message.substring(iSeqno + 1, i), 10));
}
else if (iName === 0 && iSeqno === 0) {
seqno = Number.parseInt(message.substr(0, i), 10);
seqno = parseInt(message.substr(0, i), 10);
}
else {
throw "Unknown message type";
@@ -156,7 +161,7 @@ function NetbeansClient(socket, authentication) {
else {
var argument = message.substr(argStartOffset, i);
if (Number.NaN(argument)) {
if (Number.isNaN(argument)) {
if (argument.contains("/")) {
args.push(argument.split("/"));
}
@@ -165,14 +170,14 @@ function NetbeansClient(socket, authentication) {
}
}
else {
args.push(Number.parseInt(argument));
args.push(parseInt(argument));
}
}
}
}
if (isEvent) {
self.emit.apply(self, args);
onEvent.apply(null, args);
}
else if (callbacks.hasOwnProperty(seqno)) {
callbacks[seqno].apply(null, args);
@@ -183,36 +188,36 @@ function NetbeansClient(socket, authentication) {
}
}
catch (ex) {
self.emit("error", ex.message);
onError.call(null, ex.message);
}
});
}
else {
//TODO send a message to client ?
socket.end();
socket.destroy();
}
});
messageTransform.on("error", function (error) {
self.emit("error", error);
onError.call(null, error);
});
messageTransform.on("end",function () {
self.emit("disconnect");
onDisconnected.call(null);
});
messageTransform.on("close", function () {
self.emit("disconnect");
onDisconnected.call(null);
});
//Send a command message.
//Needs the name of the buffer, the buffer id and the parameters of the command
this.sendCommand = function(name, buffer) {
let seqno = currentSeqno;
var seqno = currentSeqno;
currentSeqno += 1;
var data = buffer + ":" + name + ":" + seqno;
var data = buffer + ":" + name + "!" + seqno;
for (var i = 2 ; i < arguments.length ; ++i) {
data += " " + arguments[i];
@@ -226,13 +231,13 @@ function NetbeansClient(socket, authentication) {
//Call a function.
//Needs the name of the function, the bufferid, the parametres of the command and the callback to retreive the reply
this.callFunction = function(name, buffer) {
let seqno = currentSeqno;
var seqno = currentSeqno;
currentSeqno += 1;
var lastArg = arguments.length - 1;
if (typeof(arguments[lastArg]) === "function") {
callbacks.defineProperty(currentSeqno,arguments[lastArg]);
Object.defineProperty(callbacks, currentSeqno, {value: arguments[lastArg]});
lastArg -= 1;
}
@@ -251,7 +256,7 @@ function NetbeansClient(socket, authentication) {
socket.pipe(messageTransform);
}
NetbeansClient.prototype = EventEmitter;
NetbeansClient.prototype = EventEmitter.prototype;
//Wrapper around the controler exposing functions and commands as methods
//Takes an incomming connexion (socket:Socket), an authentication callback (authentication:function(string))
@@ -259,37 +264,52 @@ NetbeansClient.prototype = EventEmitter;
function Controler(socket, authentication) {
"use strict";
var self = this;
EventEmitter.call(this);
var client = new NetbeansClient(socket, authentication);
var buffId = 0;
var buffers = new {};
function getBuffer() {
buffId += 1;
var buffer = new Buffer(client, buffId);
buffers.defineProperty(buffId, buffer);
return buffer;
var client = new NetbeansClient(socket, authentication, function(name, buffId) {
switch (name) {
case events.disconnect :
socket.destroy();
self.emit("disconnected");
break;
case events.killed :
if (buffers.hasOwnProperty(buffId)) {
buffers[buffId].emit.apply(buffers[buffId], Array.prototype.slice(arguments, 1));
delete buffers[buffId];
}
client.on("event", function (buffId, name, seqno) {
var target = this;
break;
default :
var target = self;
if (buffId > 0 && buffers.hasOwnProperty(buffId)) {
target = buffers[buffId];
}
target.emit.apply(target, Array.prototype.slice(arguments, 1));
break;
}
},
function (error) {
console.log("ERROR : "+error);
self.emit("error",error);
},
function () {
console.log("DISCONNECTED");
self.emit("disconnected");
});
client.on("error", function (error) {
console.errort("Error : "+error);
});
var buffId = 0;
var buffers = {};
client.on("disconnected", function () {
function getBuffer() {
buffId += 1;
var buffer = new Buffer(client, buffId);
Object.defineProperty(buffers, buffId, {value: buffer});
return buffer;
}
});
/* GLOBAL COMMANDS */
@@ -342,9 +362,23 @@ function Controler(socket, authentication) {
this.getModified = function (callback) {
client.callFunction("getModified", 0, callback);
};
/* CONNEXION CONTROL */
//Close the underlying connexion with Vim, but not Vim
this.detach = function () {
socket.end("DETACH\n");
self.emit("disconnected");
};
//Close the underlying connexion with Vim and Vim. Ensure that data has been saved before
this.close = function () {
socket.end("DISCONNECT\n");
self.emit("disconnected");
};
}
Controler.prototype = EventEmitter;
Controler.prototype = EventEmitter.prototype;
module.exports.events = events;
module.exports.Controler = Controler;

0
lib/events.js → lib/event.js
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17
lib/server.js
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@@ -1,19 +1,24 @@
var net = require("net");
var Controler = require("controler");
var Controler = require("./controler.js").Controler;
function createServer(host, port, callback) {
function createServer(port, host, authentication, connected) {
"use strict";
var server = net.createServer(function (connexion) {
console.log("Incomming connexion");
var ctrl = new Controler(connexion, function(pwd) {
return callback(ctrl, pwd);
return authentication.call(null, pwd);
});
connected.call(null, ctrl);
});
server.listen(host,port, function () {
host = host || "127.0.0.1";
port = port || 3219;
});
server.listen(port, host);
}
module.exports.createServer = createServer;

2
lib/types.js
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@@ -61,6 +61,6 @@ function string (value) {
}
module.exports.string = string;
module.esports.color = color;
module.exports.color = color;
module.exports.position = position;
module.exports.bool = bool;