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// Copyright (c) 2017 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package model
import (
"fmt"
"net/http"
"strings"
)
type Response struct {
StatusCode int
Error *AppError
RequestId string
Etag string
ServerVersion string
}
type Client4 struct {
Url string // The location of the server, for example "http://localhost:8065"
ApiUrl string // The api location of the server, for example "http://localhost:8065/api/v4"
HttpClient *http.Client // The http client
AuthToken string
AuthType string
}
func NewAPIv4Client(url string) *Client4 {
return &Client4{url, url + API_URL_SUFFIX, &http.Client{}, "", ""}
}
func BuildResponse(r *http.Response) *Response {
return &Response{
StatusCode: r.StatusCode,
RequestId: r.Header.Get(HEADER_REQUEST_ID),
Etag: r.Header.Get(HEADER_ETAG_SERVER),
ServerVersion: r.Header.Get(HEADER_VERSION_ID),
}
}
func (c *Client4) SetOAuthToken(token string) {
c.AuthToken = token
c.AuthType = HEADER_TOKEN
}
func (c *Client4) ClearOAuthToken() {
c.AuthToken = ""
c.AuthType = HEADER_BEARER
}
func (c *Client4) GetUsersRoute() string {
return fmt.Sprintf("/users")
}
func (c *Client4) GetUserRoute(userId string) string {
return fmt.Sprintf(c.GetUsersRoute()+"/%v", userId)
}
func (c *Client4) GetTeamsRoute() string {
return fmt.Sprintf("/teams")
}
func (c *Client4) GetTeamRoute(teamId string) string {
return fmt.Sprintf(c.GetTeamsRoute()+"/%v", teamId)
}
func (c *Client4) DoApiGet(url string, etag string) (*http.Response, *AppError) {
return c.DoApiRequest(http.MethodGet, url, "", etag)
}
func (c *Client4) DoApiPost(url string, data string) (*http.Response, *AppError) {
return c.DoApiRequest(http.MethodPost, url, data, "")
}
func (c *Client4) DoApiPut(url string, data string) (*http.Response, *AppError) {
return c.DoApiRequest(http.MethodPut, url, data, "")
}
func (c *Client4) DoApiDelete(url string, data string) (*http.Response, *AppError) {
return c.DoApiRequest(http.MethodDelete, url, "", "")
}
func (c *Client4) DoApiRequest(method, url, data, etag string) (*http.Response, *AppError) {
rq, _ := http.NewRequest(method, c.ApiUrl+url, strings.NewReader(data))
rq.Close = true
if len(etag) > 0 {
rq.Header.Set(HEADER_ETAG_CLIENT, etag)
}
if len(c.AuthToken) > 0 {
rq.Header.Set(HEADER_AUTH, c.AuthType+" "+c.AuthToken)
}
if rp, err := c.HttpClient.Do(rq); err != nil {
return nil, NewLocAppError(url, "model.client.connecting.app_error", nil, err.Error())
} else if rp.StatusCode == 304 {
return rp, nil
} else if rp.StatusCode >= 300 {
defer closeBody(rp)
return rp, AppErrorFromJson(rp.Body)
} else {
return rp, nil
}
}
// CheckStatusOK is a convenience function for checking the standard OK response
// from the web service.
func CheckStatusOK(r *http.Response) bool {
m := MapFromJson(r.Body)
defer closeBody(r)
if m != nil && m[STATUS] == STATUS_OK {
return true
}
return false
}
// Authentication Section
// LoginById authenticates a user by user id and password.
func (c *Client4) LoginById(id string, password string) (*User, *Response) {
m := make(map[string]string)
m["id"] = id
m["password"] = password
return c.login(m)
}
// Login authenticates a user by login id, which can be username, email or some sort
// of SSO identifier based on server configuration, and a password.
func (c *Client4) Login(loginId string, password string) (*User, *Response) {
m := make(map[string]string)
m["login_id"] = loginId
m["password"] = password
return c.login(m)
}
// LoginByLdap authenticates a user by LDAP id and password.
func (c *Client4) LoginByLdap(loginId string, password string) (*User, *Response) {
m := make(map[string]string)
m["login_id"] = loginId
m["password"] = password
m["ldap_only"] = "true"
return c.login(m)
}
// LoginWithDevice authenticates a user by login id (username, email or some sort
// of SSO identifier based on configuration), password and attaches a device id to
// the session.
func (c *Client4) LoginWithDevice(loginId string, password string, deviceId string) (*User, *Response) {
m := make(map[string]string)
m["login_id"] = loginId
m["password"] = password
m["device_id"] = deviceId
return c.login(m)
}
func (c *Client4) login(m map[string]string) (*User, *Response) {
if r, err := c.DoApiPost("/users/login", MapToJson(m)); err != nil {
return nil, &Response{StatusCode: r.StatusCode, Error: err}
} else {
c.AuthToken = r.Header.Get(HEADER_TOKEN)
c.AuthType = HEADER_BEARER
defer closeBody(r)
return UserFromJson(r.Body), BuildResponse(r)
}
}
// Logout terminates the current user's session.
func (c *Client4) Logout() (bool, *Response) {
if r, err := c.DoApiPost("/users/logout", ""); err != nil {
return false, &Response{StatusCode: r.StatusCode, Error: err}
} else {
c.AuthToken = ""
c.AuthType = HEADER_BEARER
defer closeBody(r)
return CheckStatusOK(r), BuildResponse(r)
}
}
// User Section
// CreateUser creates a user in the system based on the provided user struct.
func (c *Client4) CreateUser(user *User) (*User, *Response) {
if r, err := c.DoApiPost(c.GetUsersRoute(), user.ToJson()); err != nil {
return nil, &Response{StatusCode: r.StatusCode, Error: err}
} else {
defer closeBody(r)
return UserFromJson(r.Body), BuildResponse(r)
}
}
// GetUser returns a user based on the provided user id string.
func (c *Client4) GetUser(userId, etag string) (*User, *Response) {
if r, err := c.DoApiGet(c.GetUserRoute(userId), etag); err != nil {
return nil, &Response{StatusCode: r.StatusCode, Error: err}
} else {
defer closeBody(r)
return UserFromJson(r.Body), BuildResponse(r)
}
}
// UpdateUser updates a user in the system based on the provided user struct.
func (c *Client4) UpdateUser(user *User) (*User, *Response) {
if r, err := c.DoApiPut(c.GetUserRoute(user.Id), user.ToJson()); err != nil {
return nil, &Response{StatusCode: r.StatusCode, Error: err}
} else {
defer closeBody(r)
return UserFromJson(r.Body), BuildResponse(r)
}
}
// Team Section
// to be filled in..
// Channel Section
// to be filled in..
// Post Section
// to be filled in..
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