Add Readeck integration

internal/integration/readeck/readeck.go

@@ -0,0 +1,149 @@
+// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package readeck // import "miniflux.app/v2/internal/integration/readeck"
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"mime/multipart"
+	"net/http"
+	"strings"
+	"time"
+
+	"miniflux.app/v2/internal/urllib"
+	"miniflux.app/v2/internal/version"
+)
+
+const defaultClientTimeout = 10 * time.Second
+
+type Client struct {
+	baseURL string
+	apiKey  string
+	labels  string
+	onlyURL bool
+}
+
+func NewClient(baseURL, apiKey, labels string, onlyURL bool) *Client {
+	return &Client{baseURL: baseURL, apiKey: apiKey, labels: labels, onlyURL: onlyURL}
+}
+
+func (c *Client) CreateBookmark(entryURL, entryTitle string, entryContent string) error {
+	if c.baseURL == "" || c.apiKey == "" {
+		return fmt.Errorf("readeck: missing base URL or API key")
+	}
+
+	apiEndpoint, err := urllib.JoinBaseURLAndPath(c.baseURL, "/api/bookmarks/")
+	if err != nil {
+		return fmt.Errorf(`readeck: invalid API endpoint: %v`, err)
+	}
+
+	labelsSplitFn := func(c rune) bool {
+		return c == ',' || c == ' '
+	}
+	labelsSplit := strings.FieldsFunc(c.labels, labelsSplitFn)
+
+	var request *http.Request
+	if c.onlyURL {
+		requestBodyJson, err := json.Marshal(&readeckBookmark{
+			Url:    entryURL,
+			Title:  entryTitle,
+			Labels: labelsSplit,
+		})
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body: %v", err)
+		}
+		request, err = http.NewRequest(http.MethodPost, apiEndpoint, bytes.NewReader(requestBodyJson))
+		if err != nil {
+			return fmt.Errorf("readeck: unable to create request: %v", err)
+		}
+		request.Header.Set("Content-Type", "application/json")
+	} else {
+		requestBody := new(bytes.Buffer)
+		multipartWriter := multipart.NewWriter(requestBody)
+
+		urlPart, err := multipartWriter.CreateFormField("url")
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body (entry url): %v", err)
+		}
+		urlPart.Write([]byte(entryURL))
+
+		titlePart, err := multipartWriter.CreateFormField("title")
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body (entry title): %v", err)
+		}
+		titlePart.Write([]byte(entryTitle))
+
+		featurePart, err := multipartWriter.CreateFormField("feature_find_main")
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body (feature_find_main flag): %v", err)
+		}
+		featurePart.Write([]byte("false")) // false to disable readability
+
+		for _, label := range labelsSplit {
+			labelPart, err := multipartWriter.CreateFormField("labels")
+			if err != nil {
+				return fmt.Errorf("readeck: unable to encode request body (entry labels): %v", err)
+			}
+			labelPart.Write([]byte(label))
+		}
+
+		contentBodyHeader, err := json.Marshal(&partContentHeader{
+			Url:           entryURL,
+			ContentHeader: contentHeader{ContentType: "text/html"},
+		})
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body (entry content header): %v", err)
+		}
+
+		contentPart, err := multipartWriter.CreateFormFile("resource", "blob")
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body (entry content): %v", err)
+		}
+		contentPart.Write(contentBodyHeader)
+		contentPart.Write([]byte("\n"))
+		contentPart.Write([]byte(entryContent))
+
+		err = multipartWriter.Close()
+		if err != nil {
+			return fmt.Errorf("readeck: unable to encode request body: %v", err)
+		}
+		request, err = http.NewRequest(http.MethodPost, apiEndpoint, requestBody)
+		if err != nil {
+			return fmt.Errorf("readeck: unable to create request: %v", err)
+		}
+		request.Header.Set("Content-Type", multipartWriter.FormDataContentType())
+	}
+
+	request.Header.Set("User-Agent", "Miniflux/"+version.Version)
+	request.Header.Set("Authorization", "Bearer "+c.apiKey)
+
+	httpClient := &http.Client{Timeout: defaultClientTimeout}
+	response, err := httpClient.Do(request)
+	if err != nil {
+		return fmt.Errorf("readeck: unable to send request: %v", err)
+	}
+	defer response.Body.Close()
+
+	if response.StatusCode >= 400 {
+		return fmt.Errorf("readeck: unable to create bookmark: url=%s status=%d", apiEndpoint, response.StatusCode)
+	}
+
+	return nil
+}
+
+type readeckBookmark struct {
+	Url    string   `json:"url"`
+	Title  string   `json:"title"`
+	Labels []string `json:"labels,omitempty"`
+}
+
+type contentHeader struct {
+	ContentType string `json:"content-type"`
+}
+
+type partContentHeader struct {
+	Url           string        `json:"url"`
+	ContentHeader contentHeader `json:"headers"`
+}