Add merge_metadata for other ESPs

Support merge_metadata in Mailgun, Mailjet, Mandrill, Postmark, 
SparkPost, and Test backends. (SendGrid covered in earlier PR.)

Also:
* Add `merge_metadata` to AnymailMessage, AnymailMessageMixin
* Add `is_batch()` logic to BasePayload, for consistent handling
* Docs

Note: Mailjet implementation switches *all* batch sending from their 
"Recipients" field to to the "Messages" array bulk sending option.
This allows an independent payload for each batch recipient.
In addition to supporting merge_metadata, this also removes the
prior limitation on mixing Cc/Bcc with merge_data.

Closes #141.
This commit is contained in:
Mike Edmunds
2019-02-23 13:32:28 -08:00
committed by GitHub
parent 85dce5fd6a
commit 75d7671056
22 changed files with 468 additions and 132 deletions

View File

@@ -38,6 +38,7 @@ Email Service Provider |Amazon SES| |Mailgun| |Mailje
---------------------------------------------------------------------------------------------------------------------------------------------------
:attr:`~AnymailMessage.envelope_sender` Yes Domain only Yes Domain only No No No Yes
:attr:`~AnymailMessage.metadata` Yes Yes Yes Yes Yes Yes Yes Yes
:attr:`~AnymailMessage.merge_metadata` No Yes Yes Yes Yes Yes No Yes
:attr:`~AnymailMessage.send_at` No Yes No Yes No Yes No Yes
:attr:`~AnymailMessage.tags` Yes Yes Max 1 tag Yes Max 1 tag Yes Max 1 tag Max 1 tag
:attr:`~AnymailMessage.track_clicks` No Yes Yes Yes Yes Yes No Yes