[wp-trac] [WordPress Trac] #19988: wp-comments-post ineffciency

[WordPress Trac]

#19988: wp-comments-post ineffciency
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 Reporter:  allarem      |       Owner:
     Type:  enhancement  |      Status:  new
 Priority:  normal       |   Milestone:  Awaiting Review
Component:  Comments     |     Version:  3.3.1
 Severity:  minor        |  Resolution:
 Keywords:  has-patch    |
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Comment (by SergeyBiryukov):

 Related: #16867

 As far as I can see, we don't use `filter_var()` anywhere in core yet,
 with one exception being PHPMailer (with `functions_exists()` check). I
 wonder if some odd hosts may disable Filter extension, like JSON (#18015).

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Ticket URL: <http://core.trac.wordpress.org/ticket/19988#comment:4>
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