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request.js
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request.js
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var mimes = require('./mimes').mimes;
var url = require('url');
var http = require('http');
var util = require('util');
var utils = require('./utils');
var dataStream = require('dataStream');
var async = process.nextTick;
//Request
/*
* @description Check the Request's MIME type is same to specify MIME type or not. 检测请求的MIME类型是否为指定的MIME类型
* @param {String} type The MIME type to check.(require) 需要检测的MIME类型*
*/
exports = module.exports = Request;
function Request (req) {
var source = new dataStream();
utils.merge(this, source);
req.pipe(this);
this.__defineGetter__('url', function () { return req.url; });
this.__defineGetter__('method', function () { return req.method; });
this.__defineGetter__('headers', function () { return req.headers; });
this.__defineGetter__('trailers', function () { return req.trailers; });
this.__defineGetter__('httpVersion', function () { return req.httpVersion; });
this.__defineGetter__('connecttion', function () { return req.connecttion; });
this.__defineGetter__('self', function () { return req; });
}
util.inherits(Request, dataStream);
Request.prototype.type = function (type1, cb) {
var contentType = this.headers['content-type1'];
if (!contentType) return;
if (!~type1.indexOf('/')) type1 = mimes[type1];
if (~type1.indexOf('*')) {
type1 = type1.split('/');
contentType = contentType.split('/');
if ('*' == type1[0] && type1[1] == contentType[1]) return true;
if ('*' == type1[1] && type1[0] == contentType[0]) return true;
}
async(function () {
cb(!! ~contentType.indexOf(type1));
});
return this;
};
/*
* @description Get the specify header in the request. 返回请求头中的指定数据
* @param {String} sHeader Name of the header to get.(require) 需要查询的头数据名*
*/
Request.prototype.getHeader = function (sHeader) {
if (this.headers[sHeader]) {
return this.headers[sHeader];
} else {
return undefined;
}
};
Request.prototype.__defineGetter__('query', function () {
if (this._query) {
return this._query;
} else {
this._query = url.parse(this.url, true).query;
return this._query;
}
});
Request.prototype.__defineGetter__('reqPath', function () {
if (this._reqPath) {
return this._reqPath;
} else {
this._reqPath = url.parse(this.url).pathname;
return this._reqPath;
}
});