feat(integration): add Slack integration

internal/database/migrations.go

@@ -982,4 +982,12 @@ var migrations = []func(tx *sql.Tx, driver string) error{
 		_, err = tx.Exec(sql)
 		return err
 	},
+	func(tx *sql.Tx, _ string) (err error) {
+		sql := `
+			ALTER TABLE integrations ADD COLUMN slack_enabled bool default 'f';
+			ALTER TABLE integrations ADD COLUMN slack_webhook_link text default '';
+		`
+		_, err = tx.Exec(sql)
+		return err
+	},
 }

internal/integration/integration.go

@@ -28,6 +28,7 @@ import (
 	"miniflux.app/v2/internal/integration/readwise"
 	"miniflux.app/v2/internal/integration/shaarli"
 	"miniflux.app/v2/internal/integration/shiori"
+	"miniflux.app/v2/internal/integration/slack"
 	"miniflux.app/v2/internal/integration/telegrambot"
 	"miniflux.app/v2/internal/integration/wallabag"
 	"miniflux.app/v2/internal/integration/webhook"
@@ -553,6 +554,22 @@ func PushEntries(feed *model.Feed, entries model.Entries, userIntegrations *mode
 		}
 	}
 
+	if userIntegrations.SlackEnabled {
+		slog.Debug("Sending new entries to Slack",
+			slog.Int64("user_id", userIntegrations.UserID),
+			slog.Int("nb_entries", len(entries)),
+			slog.Int64("feed_id", feed.ID),
+		)
+
+		client := slack.NewClient(
+			userIntegrations.SlackWebhookLink,
+		)
+
+		if err := client.SendSlackMsg(feed, entries); err != nil {
+			slog.Warn("Unable to send new entries to Slack", slog.Any("error", err))
+		}
+	}
+
 	// Integrations that only support sending individual entries
 	if userIntegrations.TelegramBotEnabled {
 		for _, entry := range entries {

internal/integration/slack/slack.go

@@ -0,0 +1,113 @@
+// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+// Slack Webhooks documentation: https://api.slack.com/messaging/webhooks
+
+package slack // import "miniflux.app/v2/internal/integration/slack"
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"log/slog"
+	"net/http"
+	"time"
+
+	"miniflux.app/v2/internal/model"
+	"miniflux.app/v2/internal/urllib"
+	"miniflux.app/v2/internal/version"
+)
+
+const defaultClientTimeout = 10 * time.Second
+const slackMsgColor = "#5865F2"
+
+type Client struct {
+	webhookURL string
+}
+
+func NewClient(webhookURL string) *Client {
+	return &Client{webhookURL: webhookURL}
+}
+
+func (c *Client) SendSlackMsg(feed *model.Feed, entries model.Entries) error {
+	for _, entry := range entries {
+		requestBody, err := json.Marshal(&slackMessage{
+			Attachments: []slackAttachments{
+				{
+					Title: "RSS feed update from Miniflux",
+					Color: slackMsgColor,
+					Fields: []slackFields{
+						{
+							Title: "Updated feed",
+							Value: feed.Title,
+						},
+						{
+							Title: "Article title",
+							Value: entry.Title,
+						},
+						{
+							Title: "Article link",
+							Value: entry.URL,
+						},
+						{
+							Title: "Author",
+							Value: entry.Author,
+							Short: true,
+						},
+						{
+							Title: "Source website",
+							Value: urllib.RootURL(feed.SiteURL),
+							Short: true,
+						},
+					},
+				},
+			},
+		})
+		if err != nil {
+			return fmt.Errorf("slack: unable to encode request body: %v", err)
+		}
+
+		request, err := http.NewRequest(http.MethodPost, c.webhookURL, bytes.NewReader(requestBody))
+		if err != nil {
+			return fmt.Errorf("slack: unable to create request: %v", err)
+		}
+
+		request.Header.Set("Content-Type", "application/json")
+		request.Header.Set("User-Agent", "Miniflux/"+version.Version)
+
+		slog.Debug("Sending Slack notification",
+			slog.String("webhookURL", c.webhookURL),
+			slog.String("title", feed.Title),
+			slog.String("entry_url", entry.URL),
+		)
+
+		httpClient := &http.Client{Timeout: defaultClientTimeout}
+		response, err := httpClient.Do(request)
+		if err != nil {
+			return fmt.Errorf("slack: unable to send request: %v", err)
+		}
+		response.Body.Close()
+
+		if response.StatusCode >= 400 {
+			return fmt.Errorf("slack: unable to send a notification: url=%s status=%d", c.webhookURL, response.StatusCode)
+		}
+	}
+
+	return nil
+}
+
+type slackFields struct {
+	Title string `json:"title"`
+	Value string `json:"value"`
+	Short bool   `json:"short,omitempty"`
+}
+
+type slackAttachments struct {
+	Title  string        `json:"title"`
+	Color  string        `json:"color"`
+	Fields []slackFields `json:"fields"`
+}
+
+type slackMessage struct {
+	Attachments []slackAttachments `json:"attachments"`
+}

internal/locale/translations/de_DE.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Interne Links beim Klicken verwenden (optional)",
     "form.integration.discord_activate": "Einträge zu Discord pushen",
     "form.integration.discord_webhook_link": "Discord-Webhook-URL",
+    "form.integration.slack_activate": "Einträge zu Slack pushen",
+    "form.integration.slack_webhook_link": "Slack-Webhook-URL",
     "form.api_key.label.description": "API-Schlüsselbezeichnung",
     "form.submit.loading": "Lade...",
     "form.submit.saving": "Speichern...",

internal/locale/translations/el_EL.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "Ετικέτα κλειδιού API",
     "form.submit.loading": "Φόρτωση...",
     "form.submit.saving": "Αποθήκευση...",

internal/locale/translations/en_US.json

@@ -516,6 +516,8 @@
     "form.integration.cubox_api_link": "Cubox API link",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "API Key Label",
     "form.submit.loading": "Loading…",
     "form.submit.saving": "Saving…",

internal/locale/translations/es_ES.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Enviar artículos a Discord",
     "form.integration.discord_webhook_link": "URL de la Webhook de Discord",
+    "form.integration.slack_activate": "Enviar artículos a Slack",
+    "form.integration.slack_webhook_link": "URL de la Webhook de Slack",
     "form.api_key.label.description": "Etiqueta de clave API",
     "form.submit.loading": "Cargando...",
     "form.submit.saving": "Guardando...",

internal/locale/translations/fi_FI.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "API Key Label",
     "form.submit.loading": "Ladataan...",
     "form.submit.saving": "Tallennetaan...",

internal/locale/translations/fr_FR.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Utiliser les liens internes vers Miniflux (facultatif)",
     "form.integration.discord_activate": "Envoyer les articles vers Discord",
     "form.integration.discord_webhook_link": "URL du Webhook Discord",
+    "form.integration.slack_activate": "Envoyer les articles vers Slack",
+    "form.integration.slack_webhook_link": "URL du Webhook Slack",
     "form.api_key.label.description": "Libellé de la clé d'API",
     "form.submit.loading": "Chargement...",
     "form.submit.saving": "Sauvegarde en cours...",

internal/locale/translations/hi_IN.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "एपीआई कुंजी लेबल",
     "form.submit.loading": "लोड हो रहा है...",
     "form.submit.saving": "सहेजा जा रहा है...",

internal/locale/translations/id_ID.json

@@ -506,6 +506,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "Label Kunci API",
     "form.submit.loading": "Memuat...",
     "form.submit.saving": "Menyimpan...",

internal/locale/translations/it_IT.json

@@ -517,6 +517,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Push entries to Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.submit.loading": "Caricamento in corso...",
     "form.submit.saving": "Salvataggio in corso...",
     "time_elapsed.not_yet": "non ancora",

internal/locale/translations/ja_JP.json

@@ -506,6 +506,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Slack entries to Discord",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "API キーラベル",
     "form.submit.loading": "読み込み中…",
     "form.submit.saving": "保存中…",

internal/locale/translations/nl_NL.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Artikelen opslaan in Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Artikelen opslaan in Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "API-sleutel omschrijving",
     "form.submit.loading": "Laden...",
     "form.submit.saving": "Opslaan...",

internal/locale/translations/pl_PL.json

@@ -526,6 +526,8 @@
     "form.integration.ntfy_internal_links": "Używaj łączy wewnętrznych po kliknięciu (opcjonalnie)",
     "form.integration.discord_activate": "Przesyłaj wpisy do Discord",
     "form.integration.discord_webhook_link": "Adres URL Webhook Discord",
+    "form.integration.slack_activate": "Przesyłaj wpisy do Slack",
+    "form.integration.slack_webhook_link": "Adres URL Webhook Slack",
     "form.api_key.label.description": "Etykieta klucza API",
     "form.submit.loading": "Ładowanie…",
     "form.submit.saving": "Zapisywanie…",

internal/locale/translations/pt_BR.json

@@ -516,6 +516,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Slack entries to Discord",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "Etiqueta da chave de API",
     "form.submit.loading": "Carregando...",
     "form.submit.saving": "Salvando...",

internal/locale/translations/ru_RU.json

@@ -526,6 +526,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Отправить статьи в Discord",
     "form.integration.discord_webhook_link": "Ссылка на Discord Webhook",
+    "form.integration.slack_activate": "Отправить статьи в Slack",
+    "form.integration.slack_webhook_link": "Ссылка на Slack Webhook",
     "form.api_key.label.description": "Описание API-ключа",
     "form.submit.loading": "Загрузка…",
     "form.submit.saving": "Сохранение…",

internal/locale/translations/tr_TR.json

@@ -291,6 +291,8 @@
   "form.integration.cubox_api_link": "Cubox API link",
   "form.integration.discord_activate": "Makaleleri Discord'a gönder",
   "form.integration.discord_webhook_link": "Discord hizmet Webhook'lerinin virgülle ayrılmış listesi",
+  "form.integration.slack_activate": "Makaleleri Slack'a gönder",
+  "form.integration.slack_webhook_link": "Slack hizmet Webhook'lerinin virgülle ayrılmış listesi",
   "form.prefs.fieldset.application_settings": "Uygulama Ayarları",
   "form.prefs.fieldset.authentication_settings": "Kimlik Doğrulama Ayarları",
   "form.prefs.fieldset.reader_settings": "Okuyucu Ayarları",

internal/locale/translations/uk_UA.json

@@ -526,6 +526,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "Push entries to Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "Slack entries to Discord",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "Назва ключа API",
     "form.submit.loading": "Завантаження...",
     "form.submit.saving": "Зберігаю...",

internal/locale/translations/zh_CN.json

@@ -506,6 +506,8 @@
     "form.integration.ntfy_internal_links": "Use internal links on click (optional)",
     "form.integration.discord_activate": "将新文章推送到 Discord",
     "form.integration.discord_webhook_link": "Discord Webhook link",
+    "form.integration.slack_activate": "将新文章推送到 Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook link",
     "form.api_key.label.description": "API密钥标签",
     "form.submit.loading": "载入中…",
     "form.submit.saving": "保存中…",

internal/locale/translations/zh_TW.json

@@ -506,6 +506,8 @@
     "form.integration.ntfy_internal_links": "點選時使用內部連結 (選填)",
     "form.integration.discord_activate": "推送文章到 Discord",
     "form.integration.discord_webhook_link": "Discord Webhook 連結",
+    "form.integration.slack_activate": "推送文章到 Slack",
+    "form.integration.slack_webhook_link": "Slack Webhook 連結",
     "form.api_key.label.description": "API 金鑰標籤",
     "form.submit.loading": "載入中…",
     "form.submit.saving": "儲存中…",

internal/model/integration.go

@@ -109,4 +109,6 @@ type Integration struct {
 	CuboxAPILink                     string
 	DiscordEnabled                   bool
 	DiscordWebhookLink               string
+	SlackEnabled                     bool
+	SlackWebhookLink                 string
 }

internal/storage/integration.go

@@ -212,7 +212,9 @@ func (s *Storage) Integration(userID int64) (*model.Integration, error) {
 			cubox_enabled,
 			cubox_api_link,
 			discord_enabled,
-			discord_webhook_link
+			discord_webhook_link,
+			slack_enabled,
+			slack_webhook_link
 		FROM
 			integrations
 		WHERE
@@ -324,6 +326,8 @@ func (s *Storage) Integration(userID int64) (*model.Integration, error) {
 		&integration.CuboxAPILink,
 		&integration.DiscordEnabled,
 		&integration.DiscordWebhookLink,
+		&integration.SlackEnabled,
+		&integration.SlackWebhookLink,
 	)
 	switch {
 	case err == sql.ErrNoRows:
@@ -443,9 +447,11 @@ func (s *Storage) UpdateIntegration(integration *model.Integration) error {
 			cubox_enabled=$100,
 			cubox_api_link=$101,
 			discord_enabled=$102,
-			discord_webhook_link=$103
+			discord_webhook_link=$103,
+			slack_enabled=$104,
+			slack_webhook_link=$105
 		WHERE
-			user_id=$104
+			user_id=$106
 	`
 	_, err := s.db.Exec(
 		query,
@@ -552,6 +558,8 @@ func (s *Storage) UpdateIntegration(integration *model.Integration) error {
 		integration.CuboxAPILink,
 		integration.DiscordEnabled,
 		integration.DiscordWebhookLink,
+		integration.SlackEnabled,
+		integration.SlackWebhookLink,
 		integration.UserID,
 	)
 
@@ -593,7 +601,8 @@ func (s *Storage) HasSaveEntry(userID int64) (result bool) {
 				raindrop_enabled='t' OR
 				betula_enabled='t' OR
 				cubox_enabled='t' OR
-				discord_enabled='t'
+				discord_enabled='t' OR
+				slack_enabled='t'
 			)
 	`
 	if err := s.db.QueryRow(query, userID).Scan(&result); err != nil {

internal/template/templates/views/integrations.html

@@ -535,6 +535,22 @@
         </div>
     </details>
 
+    <details {{ if .form.SlackEnabled }}open{{ end }}>
+        <summary>Slack</summary>
+        <div class="form-section">
+            <label>
+                <input type="checkbox" name="slack_enabled" value="1" {{ if .form.SlackEnabled }}checked{{ end }}> {{ t "form.integration.slack_activate" }}
+            </label>
+
+            <label for="form-slack-webhook-link">{{ t "form.integration.slack_webhook_link" }}</label>
+            <input type="url" name="slack_webhook_link" id="form-slack-webhook-link" value="{{ .form.SlackWebhookLink }}" placeholder="https://hooks.slack.com/services/T00000000/B00000000/XXXXXXXXXXXXXXXXXXXXXXXX" spellcheck="false">
+
+            <div class="buttons">
+                <button type="submit" class="button button-primary" data-label-loading="{{ t "form.submit.saving" }}">{{ t "action.update" }}</button>
+            </div>
+        </div>
+    </details>
+
     <details {{ if .form.TelegramBotEnabled }}open{{ end }}>
         <summary>Telegram Bot</summary>
         <div class="form-section">

internal/ui/form/integration.go

@@ -115,6 +115,8 @@ type IntegrationForm struct {
 	CuboxAPILink                     string
 	DiscordEnabled                   bool
 	DiscordWebhookLink               string
+	SlackEnabled                     bool
+	SlackWebhookLink                 string
 }
 
 // Merge copy form values to the model.
@@ -219,6 +221,8 @@ func (i IntegrationForm) Merge(integration *model.Integration) {
 	integration.CuboxAPILink = i.CuboxAPILink
 	integration.DiscordEnabled = i.DiscordEnabled
 	integration.DiscordWebhookLink = i.DiscordWebhookLink
+	integration.SlackEnabled = i.SlackEnabled
+	integration.SlackWebhookLink = i.SlackWebhookLink
 }
 
 // NewIntegrationForm returns a new IntegrationForm.
@@ -326,6 +330,8 @@ func NewIntegrationForm(r *http.Request) *IntegrationForm {
 		CuboxAPILink:                     r.FormValue("cubox_api_link"),
 		DiscordEnabled:                   r.FormValue("discord_enabled") == "1",
 		DiscordWebhookLink:               r.FormValue("discord_webhook_link"),
+		SlackEnabled:                     r.FormValue("slack_enabled") == "1",
+		SlackWebhookLink:                 r.FormValue("slack_webhook_link"),
 	}
 }
 

internal/ui/integration_show.go

@@ -129,6 +129,8 @@ func (h *handler) showIntegrationPage(w http.ResponseWriter, r *http.Request) {
 		CuboxAPILink:                     integration.CuboxAPILink,
 		DiscordEnabled:                   integration.DiscordEnabled,
 		DiscordWebhookLink:               integration.DiscordWebhookLink,
+		SlackEnabled:                     integration.SlackEnabled,
+		SlackWebhookLink:                 integration.SlackWebhookLink,
 	}
 
 	sess := session.New(h.store, request.SessionID(r))