[FIX] mail: avoid adding non-members on mention in channels

task-2392010

closes odoo/odoo#62230

Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/addons/mail/static/src/models/composer/composer.js b/addons/mail/static/src/models/composer/composer.js
index 8bedfa4e3d7..2e087a1bb72 100644
--- a/addons/mail/static/src/models/composer/composer.js
+++ b/addons/mail/static/src/models/composer/composer.js
@@ -188,6 +188,10 @@ function factory(dependencies) {
          * @returns {mail.partner[]}
          */
         _computeRecipients() {
+            if (this.thread && this.thread.model === 'mail.channel') {
+                // prevent from notifying/adding to followers non-members
+                return [['unlink-all']];
+            }
             const recipients = [...this.mentionedPartners];
             if (this.thread && !this.isLog) {
                 for (const recipient of this.thread.suggestedRecipientInfoList) {