143 lines
4.2 KiB
Go
143 lines
4.2 KiB
Go
// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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package wallabag // import "miniflux.app/v2/internal/integration/wallabag"
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"strings"
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"time"
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"miniflux.app/v2/internal/urllib"
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"miniflux.app/v2/internal/version"
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)
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const defaultClientTimeout = 10 * time.Second
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type Client struct {
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baseURL string
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clientID string
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clientSecret string
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username string
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password string
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onlyURL bool
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}
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func NewClient(baseURL, clientID, clientSecret, username, password string, onlyURL bool) *Client {
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return &Client{baseURL, clientID, clientSecret, username, password, onlyURL}
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}
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func (c *Client) CreateEntry(entryURL, entryTitle, entryContent string) error {
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if c.baseURL == "" || c.clientID == "" || c.clientSecret == "" || c.username == "" || c.password == "" {
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return fmt.Errorf("wallabag: missing base URL, client ID, client secret, username or password")
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}
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accessToken, err := c.getAccessToken()
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if err != nil {
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return err
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}
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return c.createEntry(accessToken, entryURL, entryTitle, entryContent)
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}
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func (c *Client) createEntry(accessToken, entryURL, entryTitle, entryContent string) error {
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apiEndpoint, err := urllib.JoinBaseURLAndPath(c.baseURL, "/api/entries.json")
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if err != nil {
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return fmt.Errorf("wallbag: unable to generate entries endpoint: %v", err)
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}
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if c.onlyURL {
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entryContent = ""
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}
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requestBody, err := json.Marshal(&createEntryRequest{
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URL: entryURL,
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Title: entryTitle,
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Content: entryContent,
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})
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if err != nil {
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return fmt.Errorf("wallbag: unable to encode request body: %v", err)
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}
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request, err := http.NewRequest(http.MethodPost, apiEndpoint, bytes.NewReader(requestBody))
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if err != nil {
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return fmt.Errorf("wallbag: unable to create request: %v", err)
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}
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request.Header.Set("Content-Type", "application/json")
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request.Header.Set("Accept", "application/json")
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request.Header.Set("User-Agent", "Miniflux/"+version.Version)
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request.Header.Set("Authorization", "Bearer "+accessToken)
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httpClient := &http.Client{Timeout: defaultClientTimeout}
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response, err := httpClient.Do(request)
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if err != nil {
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return fmt.Errorf("wallabag: unable to send request: %v", err)
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}
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defer response.Body.Close()
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if response.StatusCode >= 400 {
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return fmt.Errorf("wallabag: unable to get access token: url=%s status=%d", apiEndpoint, response.StatusCode)
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}
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return nil
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}
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func (c *Client) getAccessToken() (string, error) {
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values := url.Values{}
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values.Add("grant_type", "password")
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values.Add("client_id", c.clientID)
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values.Add("client_secret", c.clientSecret)
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values.Add("username", c.username)
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values.Add("password", c.password)
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apiEndpoint, err := urllib.JoinBaseURLAndPath(c.baseURL, "/oauth/v2/token")
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if err != nil {
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return "", fmt.Errorf("wallbag: unable to generate token endpoint: %v", err)
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}
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request, err := http.NewRequest(http.MethodPost, apiEndpoint, strings.NewReader(values.Encode()))
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if err != nil {
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return "", fmt.Errorf("wallbag: unable to create request: %v", err)
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}
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request.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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request.Header.Set("Accept", "application/json")
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request.Header.Set("User-Agent", "Miniflux/"+version.Version)
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httpClient := &http.Client{Timeout: defaultClientTimeout}
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response, err := httpClient.Do(request)
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if err != nil {
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return "", fmt.Errorf("wallabag: unable to send request: %v", err)
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}
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defer response.Body.Close()
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if response.StatusCode >= 400 {
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return "", fmt.Errorf("wallabag: unable to get access token: url=%s status=%d", apiEndpoint, response.StatusCode)
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}
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var responseBody tokenResponse
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if err := json.NewDecoder(response.Body).Decode(&responseBody); err != nil {
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return "", fmt.Errorf("wallabag: unable to decode token response: %v", err)
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}
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return responseBody.AccessToken, nil
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}
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type tokenResponse struct {
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AccessToken string `json:"access_token"`
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Expires int `json:"expires_in"`
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RefreshToken string `json:"refresh_token"`
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Scope string `json:"scope"`
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TokenType string `json:"token_type"`
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}
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type createEntryRequest struct {
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URL string `json:"url"`
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Title string `json:"title"`
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Content string `json:"content,omitempty"`
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}
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