[wp-trac] [WordPress Trac] #15448: wp_mail() sets Content-Type header twice for multipart emails

[WordPress Trac]

#15448: wp_mail() sets Content-Type header twice for multipart emails
---------------------------------------+-----------------------------
 Reporter:  rmccue                     |       Owner:  nacin
     Type:  enhancement                |      Status:  reviewing
 Priority:  normal                     |   Milestone:  Future Release
Component:  Mail                       |     Version:
 Severity:  normal                     |  Resolution:
 Keywords:  gci has-patch westi-likes  |     Focuses:
---------------------------------------+-----------------------------

Comment (by gitlost):

 Refresh for WP 4.7, with unit tests included in the one patch. Added extra
 test to make sure the workarounds using `phpmailer_init` mentioned in WPSE
 post still work, around.

--
Ticket URL: <https://core.trac.wordpress.org/ticket/15448#comment:38>
WordPress Trac <https://core.trac.wordpress.org/>
WordPress publishing platform