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Bug 723391 - Add a simple remote JS console to b2g. r=vingtetun

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This commit is contained in:
Kan-Ru Chen 2012-02-17 22:37:53 +01:00
parent d574234713
commit 316c195112
2 changed files with 51 additions and 0 deletions
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4
b2g/app/b2g.js
View File

@ -426,6 +426,10 @@ pref("media.realtime_decoder.enabled", true);
// by bug 710563.
pref("layout.frame_rate.precise", true);
// Temporary remote js console hack
pref("b2g.remote-js.enabled", true);
pref("b2g.remote-js.port", 9999);
// Screen timeout in minutes
pref("power.screen.timeout", 60);

47
b2g/chrome/content/shell.js
View File

@ -8,6 +8,7 @@ const Cc = Components.classes;
const Ci = Components.interfaces;
const Cu = Components.utils;
const CC = Components.Constructor;
const Cr = Components.results;
const LocalFile = CC('@mozilla.org/file/local;1',
'nsILocalFile',
@ -363,3 +364,49 @@ Services.obs.addObserver(function onConsoleAPILogEvent(subject, topic, data) {
" in " + (message.functionName || "anonymous") + ": ";
Services.console.logStringMessage(prefix + Array.join(message.arguments, " "));
}, "console-api-log-event", false);
(function Repl() {
if (!Services.prefs.getBoolPref('b2g.remote-js.enabled')) {
return;
}
const prompt = 'JS> ';
let output;
let reader = {
onInputStreamReady : function repl_readInput(input) {
let sin = Cc['@mozilla.org/scriptableinputstream;1']
.createInstance(Ci.nsIScriptableInputStream);
sin.init(input);
try {
let val = eval(sin.read(sin.available()));
let ret = (typeof val === 'undefined') ? 'undefined\n' : val + '\n';
output.write(ret, ret.length);
// TODO: check if socket has been closed
} catch (e) {
if (e.result === Cr.NS_BASE_STREAM_CLOSED ||
(typeof e === 'object' && e.result === Cr.NS_BASE_STREAM_CLOSED)) {
return;
}
let message = (typeof e === 'object') ? e.message + '\n' : e + '\n';
output.write(message, message.length);
}
output.write(prompt, prompt.length);
input.asyncWait(reader, 0, 0, Services.tm.mainThread);
}
}
let listener = {
onSocketAccepted: function repl_acceptConnection(serverSocket, clientSocket) {
dump('Accepted connection on ' + clientSocket.host + '\n');
let input = clientSocket.openInputStream(Ci.nsITransport.OPEN_BLOCKING, 0, 0)
.QueryInterface(Ci.nsIAsyncInputStream);
output = clientSocket.openOutputStream(Ci.nsITransport.OPEN_BLOCKING, 0, 0);
output.write(prompt, prompt.length);
input.asyncWait(reader, 0, 0, Services.tm.mainThread);
}
}
let serverPort = Services.prefs.getIntPref('b2g.remote-js.port');
let serverSocket = Cc['@mozilla.org/network/server-socket;1']
.createInstance(Ci.nsIServerSocket);
serverSocket.init(serverPort, true, -1);
dump('Opened socket on ' + serverSocket.port + '\n');
serverSocket.asyncListen(listener);
})();