91 lines
2.5 KiB
Go
91 lines
2.5 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 shaarli // import "miniflux.app/v2/internal/integration/shaarli"
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import (
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"bytes"
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"crypto/hmac"
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"crypto/sha512"
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"encoding/base64"
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"encoding/json"
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"fmt"
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"net/http"
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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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apiSecret string
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}
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func NewClient(baseURL, apiSecret string) *Client {
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return &Client{baseURL: baseURL, apiSecret: apiSecret}
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}
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func (c *Client) AddLink(entryURL, entryTitle string) error {
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if c.baseURL == "" || c.apiSecret == "" {
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return fmt.Errorf("shaarli: missing base URL or API secret")
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}
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apiEndpoint, err := urllib.JoinBaseURLAndPath(c.baseURL, "/api/v1/links")
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if err != nil {
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return fmt.Errorf("shaarli: invalid API endpoint: %v", err)
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}
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requestBody, err := json.Marshal(&addLinkRequest{
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URL: entryURL,
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Title: entryTitle,
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Private: true,
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})
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if err != nil {
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return fmt.Errorf("shaarli: unable to encode request body: %v", err)
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}
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request, err := http.NewRequest("POST", apiEndpoint, bytes.NewReader(requestBody))
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if err != nil {
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return fmt.Errorf("shaarli: 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 "+c.generateBearerToken())
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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("shaarli: 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 != http.StatusCreated {
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return fmt.Errorf("shaarli: unable to add link: 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) generateBearerToken() string {
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header := strings.TrimRight(base64.URLEncoding.EncodeToString([]byte(`{"typ":"JWT", "alg":"HS256"}`)), "=")
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payload := strings.TrimRight(base64.URLEncoding.EncodeToString([]byte(fmt.Sprintf(`{"iat": %d}`, time.Now().Unix()))), "=")
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mac := hmac.New(sha512.New, []byte(c.apiSecret))
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mac.Write([]byte(header + "." + payload))
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signature := strings.TrimRight(base64.URLEncoding.EncodeToString(mac.Sum(nil)), "=")
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return header + "." + payload + "." + signature
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}
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type addLinkRequest struct {
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URL string `json:"url"`
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Title string `json:"title"`
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Private bool `json:"private"`
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}
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