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155 lines
3.9 KiB
155 lines
3.9 KiB
// Copyright 2010-2012 Mikeal Rogers |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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'use strict' |
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var extend = require('extend') |
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var cookies = require('./lib/cookies') |
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var helpers = require('./lib/helpers') |
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var paramsHaveRequestBody = helpers.paramsHaveRequestBody |
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// organize params for patch, post, put, head, del |
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function initParams (uri, options, callback) { |
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if (typeof options === 'function') { |
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callback = options |
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} |
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var params = {} |
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if (typeof options === 'object') { |
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extend(params, options, {uri: uri}) |
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} else if (typeof uri === 'string') { |
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extend(params, {uri: uri}) |
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} else { |
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extend(params, uri) |
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} |
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params.callback = callback || params.callback |
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return params |
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} |
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function request (uri, options, callback) { |
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if (typeof uri === 'undefined') { |
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throw new Error('undefined is not a valid uri or options object.') |
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} |
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var params = initParams(uri, options, callback) |
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if (params.method === 'HEAD' && paramsHaveRequestBody(params)) { |
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throw new Error('HTTP HEAD requests MUST NOT include a request body.') |
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} |
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return new request.Request(params) |
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} |
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function verbFunc (verb) { |
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var method = verb.toUpperCase() |
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return function (uri, options, callback) { |
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var params = initParams(uri, options, callback) |
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params.method = method |
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return request(params, params.callback) |
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} |
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} |
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// define like this to please codeintel/intellisense IDEs |
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request.get = verbFunc('get') |
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request.head = verbFunc('head') |
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request.options = verbFunc('options') |
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request.post = verbFunc('post') |
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request.put = verbFunc('put') |
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request.patch = verbFunc('patch') |
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request.del = verbFunc('delete') |
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request['delete'] = verbFunc('delete') |
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request.jar = function (store) { |
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return cookies.jar(store) |
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} |
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request.cookie = function (str) { |
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return cookies.parse(str) |
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} |
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function wrapRequestMethod (method, options, requester, verb) { |
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return function (uri, opts, callback) { |
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var params = initParams(uri, opts, callback) |
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var target = {} |
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extend(true, target, options, params) |
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target.pool = params.pool || options.pool |
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if (verb) { |
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target.method = verb.toUpperCase() |
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} |
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if (typeof requester === 'function') { |
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method = requester |
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} |
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return method(target, target.callback) |
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} |
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} |
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request.defaults = function (options, requester) { |
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var self = this |
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options = options || {} |
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if (typeof options === 'function') { |
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requester = options |
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options = {} |
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} |
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var defaults = wrapRequestMethod(self, options, requester) |
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var verbs = ['get', 'head', 'post', 'put', 'patch', 'del', 'delete'] |
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verbs.forEach(function (verb) { |
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defaults[verb] = wrapRequestMethod(self[verb], options, requester, verb) |
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}) |
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defaults.cookie = wrapRequestMethod(self.cookie, options, requester) |
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defaults.jar = self.jar |
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defaults.defaults = self.defaults |
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return defaults |
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} |
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request.forever = function (agentOptions, optionsArg) { |
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var options = {} |
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if (optionsArg) { |
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extend(options, optionsArg) |
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} |
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if (agentOptions) { |
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options.agentOptions = agentOptions |
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} |
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options.forever = true |
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return request.defaults(options) |
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} |
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// Exports |
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module.exports = request |
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request.Request = require('./request') |
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request.initParams = initParams |
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// Backwards compatibility for request.debug |
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Object.defineProperty(request, 'debug', { |
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enumerable: true, |
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get: function () { |
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return request.Request.debug |
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}, |
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set: function (debug) { |
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request.Request.debug = debug |
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} |
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})
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