[wp-trac] [WordPress Trac] #32605: Add short-circuit filters to `*_metadata_by_mid()` functions

[WordPress Trac]

#32605: Add short-circuit filters to `*_metadata_by_mid()` functions
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 Reporter:  dlh                          |       Owner:
     Type:  enhancement                  |      Status:  new
 Priority:  normal                       |   Milestone:  Awaiting Review
Component:  Options, Meta APIs           |     Version:
 Severity:  normal                       |  Resolution:
 Keywords:  has-patch reporter-feedback  |     Focuses:
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Comment (by dlh):

 In my case, a plugin was calling `wp_xmlrpc_server::set_custom_fields()`
 in a way that would lead to `delete_metadata_by_mid()` in some instances
 when I didn't want the meta deleted.

 That said, I was also able to find a workaround without the filter.

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Ticket URL: <https://core.trac.wordpress.org/ticket/32605#comment:2>
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