101 lines
2.4 KiB
JavaScript
101 lines
2.4 KiB
JavaScript
'use strict';
|
|
|
|
var NodeHTTPParser = process.binding('http_parser').HTTPParser,
|
|
version = NodeHTTPParser.RESPONSE ? 6 : 4;
|
|
|
|
var HttpParser = function(type) {
|
|
if (type === 'request')
|
|
this._parser = new NodeHTTPParser(NodeHTTPParser.REQUEST || 'request');
|
|
else
|
|
this._parser = new NodeHTTPParser(NodeHTTPParser.RESPONSE || 'response');
|
|
|
|
this._type = type;
|
|
this._complete = false;
|
|
this.headers = {};
|
|
|
|
var current = null,
|
|
self = this;
|
|
|
|
this._parser.onHeaderField = function(b, start, length) {
|
|
current = b.toString('utf8', start, start + length).toLowerCase();
|
|
};
|
|
|
|
this._parser.onHeaderValue = function(b, start, length) {
|
|
var value = b.toString('utf8', start, start + length);
|
|
|
|
if (self.headers.hasOwnProperty(current))
|
|
self.headers[current] += ', ' + value;
|
|
else
|
|
self.headers[current] = value;
|
|
};
|
|
|
|
this._parser.onHeadersComplete = this._parser[NodeHTTPParser.kOnHeadersComplete] =
|
|
function(majorVersion, minorVersion, headers, method, pathname, statusCode) {
|
|
var info = arguments[0];
|
|
|
|
if (typeof info === 'object') {
|
|
method = info.method;
|
|
pathname = info.url;
|
|
statusCode = info.statusCode;
|
|
headers = info.headers;
|
|
}
|
|
|
|
self.method = (typeof method === 'number') ? HttpParser.METHODS[method] : method;
|
|
self.statusCode = statusCode;
|
|
self.url = pathname;
|
|
|
|
if (!headers) return;
|
|
|
|
for (var i = 0, n = headers.length, key, value; i < n; i += 2) {
|
|
key = headers[i].toLowerCase();
|
|
value = headers[i+1];
|
|
if (self.headers.hasOwnProperty(key))
|
|
self.headers[key] += ', ' + value;
|
|
else
|
|
self.headers[key] = value;
|
|
}
|
|
|
|
self._complete = true;
|
|
};
|
|
};
|
|
|
|
HttpParser.METHODS = {
|
|
0: 'DELETE',
|
|
1: 'GET',
|
|
2: 'HEAD',
|
|
3: 'POST',
|
|
4: 'PUT',
|
|
5: 'CONNECT',
|
|
6: 'OPTIONS',
|
|
7: 'TRACE',
|
|
8: 'COPY',
|
|
9: 'LOCK',
|
|
10: 'MKCOL',
|
|
11: 'MOVE',
|
|
12: 'PROPFIND',
|
|
13: 'PROPPATCH',
|
|
14: 'SEARCH',
|
|
15: 'UNLOCK',
|
|
16: 'REPORT',
|
|
17: 'MKACTIVITY',
|
|
18: 'CHECKOUT',
|
|
19: 'MERGE',
|
|
24: 'PATCH'
|
|
};
|
|
|
|
HttpParser.prototype.isComplete = function() {
|
|
return this._complete;
|
|
};
|
|
|
|
HttpParser.prototype.parse = function(chunk) {
|
|
var offset = (version < 6) ? 1 : 0,
|
|
consumed = this._parser.execute(chunk, 0, chunk.length) + offset;
|
|
|
|
if (this._complete)
|
|
this.body = (consumed < chunk.length)
|
|
? chunk.slice(consumed)
|
|
: new Buffer(0);
|
|
};
|
|
|
|
module.exports = HttpParser;
|