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[onechat] / whatsapp.go

diff --git a/whatsapp.go b/whatsapp.go
index 93651736c5285c885f3656a814a8056f2108977f..4950d280319be4ec6e99db7af475126216e685d4 100644 (file)
--- a/whatsapp.go
+++ b/whatsapp.go
@@ -2,6 +2,7 @@ package main
 
 import (
        "context"
+       "crypto/sha256"
        "database/sql"
        "errors"
        "fmt"
@@ -54,17 +55,17 @@ const (
        // whatsappTimeLayout is the layout of the times in the answers.
        whatsappTimeLayout = "2006-01-02 15:04"
 
-       // whatsappPairTime is the longest time of a pairing. The library closes
-       // the pairing connection after about 160 seconds.
-       whatsappPairTime = 3 * time.Minute
+       // whatsappPairTimeout is the longest time of a pairing. The library
+       // closes the pairing connection after about 160 seconds.
+       whatsappPairTimeout = 3 * time.Minute
 
-       // whatsappLogoutTime is the longest time of the logout call of an
+       // whatsappLogoutTimeout is the longest time of the logout call of an
        // unlink.
-       whatsappLogoutTime = 30 * time.Second
+       whatsappLogoutTimeout = 30 * time.Second
 
-       // whatsappNoticeDelay is how long a disconnection lasts before the user
-       // gets a notice.
-       whatsappNoticeDelay = 10 * time.Minute
+       // whatsappOutageNoticeDelay is the delay from a disconnection to its
+       // notice to the user.
+       whatsappOutageNoticeDelay = 10 * time.Minute
 
        // whatsappRetryDelay is the first wait after a failed starting
        // connection.
@@ -92,6 +93,7 @@ type WhatsAppClient interface {
        Logout(ctx context.Context) error
        GetJoinedGroups(ctx context.Context) ([]*types.GroupInfo, error)
        Download(ctx context.Context, message whatsmeow.DownloadableMessage) ([]byte, error)
+       Upload(ctx context.Context, data []byte, mediaType whatsmeow.MediaType) (whatsmeow.UploadResponse, error)
        GenerateMessageID() types.MessageID
        SendMessage(ctx context.Context, to types.JID, message *waE2E.Message, extra ...whatsmeow.SendRequestExtra) (whatsmeow.SendResponse, error)
 }
@@ -309,7 +311,7 @@ func (w *WhatsApp) Run(ctx context.Context, l *TurnLoop, notify func(Event)) err
                        case w.isLinked():
                                request.answer("WhatsApp is linked already. Run /whatsapp unlink first.")
                        default:
-                               pairCtx, cancelPair := context.WithTimeout(ctx, whatsappPairTime)
+                               pairCtx, cancelPair := context.WithTimeout(ctx, whatsappPairTimeout)
                                cancel = cancelPair
                                pairing.Go(func() {
                                        defer cancelPair()
@@ -462,10 +464,10 @@ func (w *WhatsApp) Find(ctx context.Context, name string) (string, error) {
        return whatsappFind(ctx, w.link(), w.groups, name)
 }
 
-// Send returns the answer of whatsapp_send for the send id of text to chat, as
-// whatsappSend says.
-func (w *WhatsApp) Send(ctx context.Context, id, chat, text string) (string, error) {
-       return whatsappSend(ctx, w.link(), w.groups, w.state, w.clock, id, chat, text)
+// Send returns the answer of whatsapp_send for text and an optional stored
+// image to chat, with the durable send id that whatsappSend describes.
+func (w *WhatsApp) Send(ctx context.Context, id, chat, text, image string) (string, error) {
+       return whatsappSend(ctx, w.link(), w.groups, w.state, w.inbox.images, w.logger, w.clock, id, chat, text, image)
 }
 
 func (w *WhatsApp) sessionPath() string {
@@ -569,7 +571,7 @@ func (w *WhatsApp) startOutage() bool {
                w.disconnectedAt = w.clock()
                w.disconnections++
                disconnections := w.disconnections
-               w.timer = time.AfterFunc(whatsappNoticeDelay, func() {
+               w.timer = time.AfterFunc(whatsappOutageNoticeDelay, func() {
                        w.disconnectedLong(disconnections)
                })
        }
@@ -654,7 +656,7 @@ func (w *WhatsApp) unlink(ctx context.Context, l *TurnLoop, answer func(text str
        var logoutErr error
 
        if client != nil {
-               ctx, cancel := context.WithTimeout(ctx, whatsappLogoutTime)
+               ctx, cancel := context.WithTimeout(ctx, whatsappLogoutTimeout)
                defer cancel()
 
                logoutErr = client.Logout(ctx)
@@ -890,8 +892,8 @@ func (w *WhatsApp) linkedBy(client WhatsAppClient) {
 // handle takes one event of the library and tells if it was handled. A message
 // goes to the inbox. The names of the groups follow the events of the groups. A
 // connection starts a catch-up of the inbox, which ends at OfflineSyncCompleted
-// or after whatsappCatchupLimit. A disconnection keeps the time of its start
-// while Run or the library tries again. After whatsappNoticeDelay of a
+// or after whatsappCatchupTimeout. A disconnection keeps the time of its start
+// while Run or the library tries again. After whatsappOutageNoticeDelay of a
 // disconnection, all clients get one notice, and they get one more when the
 // connection comes back. A disconnection that the library does not try again
 // gives a notice at once.
@@ -1143,6 +1145,14 @@ func whatsappOwnIDs(ids ...string) []string {
        return own
 }
 
+// whatsappChatHash returns a short hash of chat for the daemon log, so that a
+// log line can tell chats apart without a phone number.
+func whatsappChatHash(chat types.JID) string {
+       digest := sha256.Sum256([]byte(chat.ToNonAD().String()))
+
+       return fmt.Sprintf("%x", digest[:6])
+}
+
 // whatsappRedact replaces each of the own IDs own in text with OWN.
 func whatsappRedact(own []string, text string) string {
        for _, id := range own {