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// Copyright 2010-2012 Mikeal Rogers
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var cookies = require('./lib/cookies')
, copy = require('./lib/copy')
, Request = require('./request')
;
// organize params for patch, post, put, head, del
function initParams(uri, options, callback) {
if ((typeof options === 'function') && !callback) callback = options
if (options && typeof options === 'object') {
options.uri = uri
} else if (typeof uri === 'string') {
options = {uri:uri}
} else {
options = uri
uri = options.uri
}
return { uri: uri, options: options, callback: callback }
}
function request (uri, options, callback) {
if (typeof uri === 'undefined') throw new Error('undefined is not a valid uri or options object.')
if ((typeof options === 'function') && !callback) callback = options
if (options && typeof options === 'object') {
options.uri = uri
} else if (typeof uri === 'string') {
options = {uri:uri}
} else {
options = uri
}
options = copy(options)
if (callback) options.callback = callback
var r = new Request(options)
return r
}
module.exports = request
request.Request = Request;
request.debug = process.env.NODE_DEBUG && /request/.test(process.env.NODE_DEBUG)
request.initParams = initParams
request.defaults = function (options, requester) {
var def = function (method) {
var d = function (uri, opts, callback) {
var params = initParams(uri, opts, callback)
for (var i in options) {
if (params.options[i] === undefined) params.options[i] = options[i]
}
if(typeof requester === 'function') {
if(method === request) {
method = requester
} else {
params.options._requester = requester
}
}
return method(params.options, params.callback)
}
return d
}
var de = def(request)
de.get = def(request.get)
de.patch = def(request.patch)
de.post = def(request.post)
de.put = def(request.put)
de.head = def(request.head)
de.del = def(request.del)
de.cookie = def(request.cookie)
de.jar = request.jar
return de
}
function requester(params) {
if(typeof params.options._requester === 'function') {
return params.options._requester
} else {
return request
}
}
request.forever = function (agentOptions, optionsArg) {
var options = {}
if (optionsArg) {
for (var option in optionsArg) {
options[option] = optionsArg[option]
}
}
if (agentOptions) options.agentOptions = agentOptions
options.forever = true
return request.defaults(options)
}
request.get = request
request.post = function (uri, options, callback) {
var params = initParams(uri, options, callback)
params.options.method = 'POST'
return requester(params)(params.uri || null, params.options, params.callback)
}
request.put = function (uri, options, callback) {
var params = initParams(uri, options, callback)
params.options.method = 'PUT'
return requester(params)(params.uri || null, params.options, params.callback)
}
request.patch = function (uri, options, callback) {
var params = initParams(uri, options, callback)
params.options.method = 'PATCH'
return requester(params)(params.uri || null, params.options, params.callback)
}
request.head = function (uri, options, callback) {
var params = initParams(uri, options, callback)
params.options.method = 'HEAD'
if (params.options.body ||
params.options.requestBodyStream ||
(params.options.json && typeof params.options.json !== 'boolean') ||
params.options.multipart) {
throw new Error("HTTP HEAD requests MUST NOT include a request body.")
}
return requester(params)(params.uri || null, params.options, params.callback)
}
request.del = function (uri, options, callback) {
var params = initParams(uri, options, callback)
params.options.method = 'DELETE'
return requester(params)(params.uri || null, params.options, params.callback)
}
request.jar = function () {
return cookies.jar();
}
request.cookie = function (str) {
return cookies.parse(str);
}
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