mirror of
https://gitee.com/johng/gf.git
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254 lines
7.6 KiB
Go
254 lines
7.6 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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"errors"
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"fmt"
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"github.com/gogf/gf/internal/json"
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"github.com/gogf/gf/internal/utils"
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"io"
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"io/ioutil"
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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/encoding/gparser"
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"github.com/gogf/gf/text/gregex"
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"github.com/gogf/gf/text/gstr"
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"github.com/gogf/gf/util/gconv"
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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, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("GET", url, data...)
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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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func (c *Client) Post(url string, data ...interface{}) (*ClientResponse, error) {
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return c.DoRequest("POST", url, data...)
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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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//
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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
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// "application/json".
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func (c *Client) DoRequest(method, url string, data ...interface{}) (resp *ClientResponse, err error) {
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method = strings.ToUpper(method)
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if len(c.prefix) > 0 {
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url = c.prefix + gstr.Trim(url)
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}
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param := ""
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if len(data) > 0 {
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switch c.header["Content-Type"] {
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case "application/json":
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switch data[0].(type) {
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case string, []byte:
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param = gconv.String(data[0])
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default:
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if b, err := json.Marshal(data[0]); err != nil {
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return nil, err
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} else {
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param = gconv.UnsafeBytesToStr(b)
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}
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}
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case "application/xml":
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switch data[0].(type) {
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case string, []byte:
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param = gconv.String(data[0])
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default:
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if b, err := gparser.VarToXml(data[0]); err != nil {
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return nil, err
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} else {
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param = gconv.UnsafeBytesToStr(b)
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}
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}
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default:
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param = BuildParams(data[0])
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}
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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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if _, err = io.Copy(file, f); err != nil {
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f.Close()
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return nil, err
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}
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f.Close()
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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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if err = writer.WriteField(array[0], array[1]); err != nil {
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return nil, err
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}
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}
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}
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// Close finishes the multipart message and writes the trailing
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// boundary end line to the output.
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if err = writer.Close(); err != nil {
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return nil, err
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}
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if req, err = http.NewRequest(method, 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(method, 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 if len(paramBytes) > 0 {
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if (paramBytes[0] == '[' || paramBytes[0] == '{') && 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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// Context.
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if c.ctx != nil {
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req = req.WithContext(c.ctx)
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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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// It's necessary set the req.Host if you want to custom the host value of the request.
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// It uses the "Host" value from header if it's not set in the request.
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if host := req.Header.Get("Host"); host != "" && req.Host == "" {
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req.Host = host
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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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resp = &ClientResponse{
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request: req,
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}
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// The request body can be reused for dumping
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// raw HTTP request-response procedure.
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reqBodyContent, _ := ioutil.ReadAll(req.Body)
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resp.requestBody = reqBodyContent
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req.Body = utils.NewReadCloser(reqBodyContent, false)
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for {
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if resp.Response, err = c.Do(req); err != nil {
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if c.retryCount > 0 {
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c.retryCount--
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time.Sleep(c.retryInterval)
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} else {
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return resp, 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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// 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 resp.Response.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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