[IMP] mail: reduce message_post query count and clean code

Purpose of this commit is to improve performance of post and notify through
various code improvements.

Containing
  * making of _notify_customize_recipients a mail.thread method;
  * _message_auto_subscribe_followers optimized;
  * renaming and optimisation of _notify_partners;
  * message_post_attachements optization;
  * remove unused mail_post_autofollow_partner_ids context key;
  * minimize message create queries;
  * only check record related access right for thread messages not in pending
    moderation;
  * get attachements from values instead of db;
  * storing lang in ctx from the beginning;
  * don't track on write on attachments;

Related to task 1943901
Linked to PR #32404

1 files changed, 2 insertions, 2 deletions

diff --git a/addons/im_livechat/models/mail_channel.py b/addons/im_livechat/models/mail_channel.py
index cb3f57f689c..bb9a07a8158 100644
--- a/addons/im_livechat/models/mail_channel.py
+++ b/addons/im_livechat/models/mail_channel.py
@@ -48,7 +48,7 @@ class MailChannel(models.Model):
                 record.is_chat = True
 
     @api.multi
-    def _channel_message_notifications(self, message):
+    def _channel_message_notifications(self, message, message_format=False):
         """ When a anonymous user create a mail.channel, the operator is not notify (to avoid massive polling when
             clicking on livechat button). So when the anonymous person is sending its FIRST message, the channel header
             should be added to the notification, since the user cannot be listining to the channel.
@@ -56,7 +56,7 @@ class MailChannel(models.Model):
         livechat_channels = self.filtered(lambda x: x.channel_type == 'livechat')
         other_channels = self.filtered(lambda x: x.channel_type != 'livechat')
         notifications = super(MailChannel, livechat_channels)._channel_message_notifications(message.with_context(im_livechat_use_username=True)) + \
-                        super(MailChannel, other_channels)._channel_message_notifications(message)
+                        super(MailChannel, other_channels)._channel_message_notifications(message, message_format)
         for channel in self:
             # add uuid for private livechat channels to allow anonymous to listen
             if channel.channel_type == 'livechat' and channel.public == 'private':