mirror of
https://gitee.com/johng/gf.git
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267 lines
7.5 KiB
Go
267 lines
7.5 KiB
Go
// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package ghttp
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import (
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"bytes"
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"encoding/json"
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"errors"
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"fmt"
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"github.com/gogf/gf/text/gregex"
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"io"
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"mime/multipart"
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"net/http"
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"os"
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"strings"
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"time"
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"github.com/gogf/gf/os/gfile"
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)
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// Get send GET request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Get(url string) (*ClientResponse, error) {
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return c.DoRequest("GET", url)
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}
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// Put send PUT request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Put(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("PUT", url, data...)
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}
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// Post sends request using HTTP method POST and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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//
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// Note that it uses "multipart/form-data" as its Content-Type if it contains file uploading,
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// else it uses "application/x-www-form-urlencoded". It also automatically detects the post
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// content for JSON format, and for that it automatically sets the Content-Type as "application/json".
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func (c *Client) Post(url string, data ...interface{}) (resp *ClientResponse, err error) {
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if len(c.prefix) > 0 {
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url = c.prefix + url
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}
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param := ""
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if len(data) > 0 {
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param = BuildParams(data[0])
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}
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req := (*http.Request)(nil)
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if strings.Contains(param, "@file:") {
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// File uploading request.
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buffer := new(bytes.Buffer)
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writer := multipart.NewWriter(buffer)
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for _, item := range strings.Split(param, "&") {
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array := strings.Split(item, "=")
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if len(array[1]) > 6 && strings.Compare(array[1][0:6], "@file:") == 0 {
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path := array[1][6:]
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if !gfile.Exists(path) {
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return nil, errors.New(fmt.Sprintf(`"%s" does not exist`, path))
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}
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if file, err := writer.CreateFormFile(array[0], path); err == nil {
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if f, err := os.Open(path); err == nil {
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defer f.Close()
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if _, err = io.Copy(file, f); err != nil {
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return nil, err
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}
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} else {
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return nil, err
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}
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} else {
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return nil, err
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}
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} else {
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writer.WriteField(array[0], array[1])
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}
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}
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writer.Close()
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if req, err = http.NewRequest("POST", url, buffer); err != nil {
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return nil, err
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} else {
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req.Header.Set("Content-Type", writer.FormDataContentType())
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}
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} else {
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// Normal request.
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paramBytes := []byte(param)
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if req, err = http.NewRequest("POST", url, bytes.NewReader(paramBytes)); err != nil {
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return nil, err
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} else {
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if v, ok := c.header["Content-Type"]; ok {
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// Custom Content-Type.
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req.Header.Set("Content-Type", v)
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} else {
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if json.Valid(paramBytes) {
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// Auto detecting and setting the post content format: JSON.
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req.Header.Set("Content-Type", "application/json")
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} else if gregex.IsMatchString(`^[\w\[\]]+=.+`, param) {
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// If the parameters passed like "name=value", it then uses form type.
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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}
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}
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}
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}
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// Custom header.
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if len(c.header) > 0 {
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for k, v := range c.header {
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req.Header.Set(k, v)
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}
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}
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// Custom Cookie.
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if len(c.cookies) > 0 {
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headerCookie := ""
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for k, v := range c.cookies {
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if len(headerCookie) > 0 {
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headerCookie += ";"
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}
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headerCookie += k + "=" + v
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}
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if len(headerCookie) > 0 {
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req.Header.Set("Cookie", headerCookie)
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}
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}
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// HTTP basic authentication.
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if len(c.authUser) > 0 {
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req.SetBasicAuth(c.authUser, c.authPass)
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}
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// Sending request.
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r := (*http.Response)(nil)
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for {
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if r, err = c.Do(req); err != nil {
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if c.retryCount > 0 {
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c.retryCount--
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} else {
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return nil, err
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}
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} else {
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break
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}
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}
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resp = &ClientResponse{
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cookies: make(map[string]string),
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}
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resp.Response = r
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// Auto saving cookie content.
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if c.browserMode {
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now := time.Now()
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for _, v := range r.Cookies() {
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if v.Expires.UnixNano() < now.UnixNano() {
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delete(c.cookies, v.Name)
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} else {
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c.cookies[v.Name] = v.Value
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}
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}
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}
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return resp, nil
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}
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// Delete send DELETE request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Delete(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("DELETE", url, data...)
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}
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// Head send HEAD request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Head(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("HEAD", url, data...)
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}
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// Patch send PATCH request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Patch(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("PATCH", url, data...)
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}
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// Connect send CONNECT request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Connect(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("CONNECT", url, data...)
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}
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// Options send OPTIONS request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Options(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("OPTIONS", url, data...)
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}
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// Trace send TRACE request and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) Trace(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("TRACE", url, data...)
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}
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// DoRequest sends request with given HTTP method and data and returns the response object.
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// Note that the response object MUST be closed if it'll be never used.
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func (c *Client) DoRequest(method, url string, data ...interface{}) (*ClientResponse, error) {
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if strings.EqualFold("POST", method) {
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return c.Post(url, data...)
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}
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if len(c.prefix) > 0 {
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url = c.prefix + url
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}
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param := ""
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if len(data) > 0 {
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param = BuildParams(data[0])
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}
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req, err := http.NewRequest(strings.ToUpper(method), url, bytes.NewReader([]byte(param)))
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if err != nil {
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return nil, err
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}
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// custom header.
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if len(c.header) > 0 {
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for k, v := range c.header {
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req.Header.Set(k, v)
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}
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}
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// Automatically set default content type to "application/x-www-form-urlencoded"
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// if there' no content type set.
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if _, ok := c.header["Content-Type"]; !ok {
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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}
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// Custom cookie.
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if len(c.cookies) > 0 {
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headerCookie := ""
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for k, v := range c.cookies {
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if len(headerCookie) > 0 {
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headerCookie += ";"
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}
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headerCookie += k + "=" + v
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}
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if len(headerCookie) > 0 {
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req.Header.Set("Cookie", headerCookie)
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}
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}
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// Sending request.
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resp := (*http.Response)(nil)
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for {
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if r, err := c.Do(req); err != nil {
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if c.retryCount > 0 {
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c.retryCount--
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} else {
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return nil, err
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}
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} else {
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resp = r
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break
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}
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}
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r := &ClientResponse{
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cookies: make(map[string]string),
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}
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r.Response = resp
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// Auto sending cookie content.
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if c.browserMode {
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now := time.Now()
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for _, v := range r.Cookies() {
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if v.Expires.UnixNano() < now.UnixNano() {
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delete(c.cookies, v.Name)
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} else {
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c.cookies[v.Name] = v.Value
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}
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}
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}
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return r, nil
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}
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