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82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
// Copyright (c) 2022 Tulir Asokan
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package whatsmeow
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"go.mau.fi/whatsmeow/socket"
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"go.mau.fi/whatsmeow/store"
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)
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// CheckUpdateResponse is the data returned by CheckUpdate.
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type CheckUpdateResponse struct {
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IsBroken bool
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IsBelowSoft bool
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IsBelowHard bool
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CurrentVersion string
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ParsedVersion store.WAVersionContainer `json:"-"`
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}
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// CheckUpdateURL is the base URL to check for WhatsApp web updates.
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const CheckUpdateURL = "https://web.whatsapp.com/check-update"
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// CheckUpdate asks the WhatsApp servers if there is an update available
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// (using the HTTP client and proxy settings of this whatsmeow Client instance).
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func (cli *Client) CheckUpdate() (respData CheckUpdateResponse, err error) {
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return CheckUpdate(cli.http)
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}
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// CheckUpdate asks the WhatsApp servers if there is an update available.
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func CheckUpdate(httpClient *http.Client) (respData CheckUpdateResponse, err error) {
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var reqURL *url.URL
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reqURL, err = url.Parse(CheckUpdateURL)
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if err != nil {
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err = fmt.Errorf("failed to parse check update URL: %w", err)
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return
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}
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q := reqURL.Query()
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q.Set("version", store.GetWAVersion().String())
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q.Set("platform", "web")
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reqURL.RawQuery = q.Encode()
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var req *http.Request
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req, err = http.NewRequest(http.MethodGet, reqURL.String(), nil)
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if err != nil {
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err = fmt.Errorf("failed to prepare request: %w", err)
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return
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}
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req.Header.Set("Origin", socket.Origin)
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req.Header.Set("Referer", socket.Origin+"/")
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var resp *http.Response
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resp, err = httpClient.Do(req)
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if err != nil {
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err = fmt.Errorf("failed to send request: %w", err)
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return
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}
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defer resp.Body.Close()
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if resp.StatusCode != 200 {
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body, _ := io.ReadAll(resp.Body)
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err = fmt.Errorf("unexpected response with status %d: %s", resp.StatusCode, body)
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return
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}
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err = json.NewDecoder(resp.Body).Decode(&respData)
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if err != nil {
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err = fmt.Errorf("failed to decode response body (status %d): %w", resp.StatusCode, err)
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return
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}
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respData.ParsedVersion, err = store.ParseVersion(respData.CurrentVersion)
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if err != nil {
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err = fmt.Errorf("failed to parse version string: %w", err)
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}
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return
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}
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