Created
August 1, 2013 20:02
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Save creationix/6134727 to your computer and use it in GitHub Desktop.
Git ls-remote as a mozilla app.
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var socket = navigator.mozTCPSocket.open('github.com', 9418, { | |
binaryType: "arraybuffer" | |
}); | |
socket.onopen = function () { | |
send("git-upload-pack /creationix/conquest.git\0host=github.com\0"); | |
}; | |
function send(string) { | |
var line; | |
if (string === null) { | |
line = toBuffer("0000"); | |
} | |
else { | |
line = pktLine(string); | |
} | |
log("->", toString(line)); | |
socket.send(line); | |
} | |
socket.ondata = function (evt) { | |
log("<-", toString(evt.data)); | |
send(null); | |
}; | |
socket.onerror = function (err) { | |
throw err; | |
}; | |
function pktLine(line) { | |
var length = line.length + 4; | |
var array = new Uint8Array(length); | |
var header = ""; | |
for (var i = 0; i < 4; i++) { | |
var val = length >> (3 - i) * 4 & 0xf; | |
array[i] = val + (val < 10 ? 0x30 : 0x57); | |
} | |
for (var i = 4; i < length; i++) { | |
array[i] = line.charCodeAt(i - 4); | |
} | |
return array.buffer; | |
} | |
function toString(buffer) { | |
return String.fromCharCode.apply(String, new Uint8Array(buffer)); | |
} | |
function utf8Decode(string) { | |
return decodeURIComponent(escape(string)); | |
} | |
function toBuffer(string) { | |
var length = string.length; | |
var array = new Uint8Array(length); | |
for (var i = 0; i < length; i++) { | |
array[i] = string.charCodeAt(i); | |
} | |
return array.buffer; | |
} | |
function utf8Encode(string) { | |
return unescape(encodeURIComponent(string)); | |
} | |
function log(label, value) { | |
var p = document.createElement('p'); | |
p.textContent = label + " " + value; | |
document.body.appendChild(p); | |
console.log(label, value); | |
} |
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<!doctype html> | |
<html> | |
<head> | |
<meta charset="UTF-8"> | |
<title>Git Browser</title> | |
</head> | |
<body><script src="app.js"></script></body> | |
</html> |
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{ | |
"name": "Git-Browser", | |
"type": "privileged", | |
"description": "Browse Git Repos offline.", | |
"launch_path": "/index.html", | |
"permissions": { | |
"tcp-socket": { | |
"description": "Required for communicate with remote git servers" | |
} | |
} | |
} |
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