[wpmu-trac] [WordPress MU Trac] #1118: PPSX not defined as valid file in functions.php

[WordPress MU Trac]

#1118: PPSX not defined as valid file in functions.php
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 Reporter:  lafayettenuke  |        Owner:  somebody
     Type:  defect         |       Status:  closed  
 Priority:  normal         |    Milestone:          
Component:  component1     |      Version:  2.8.2   
 Severity:  minor          |   Resolution:  invalid 
 Keywords:                 |  
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Comment(by lafayettenuke):

 Replying to [comment:1 donncha]:
 > You can use the "ext2type" filter to modify the list of extensions. No
 need to change any core file.
 >
 > This is in WordPress.org too so you should file a ticket at
 http://trac.wordpress.org/ if you'd like this changed.

 Is there documentation somewhere that explains how to use the "ext2type"
 filter? Googling reveals plenty of references to the wp_ext2type in /wp-
 includes/functions.php and a comment or two about modifying filter, but I
 can't see where the filter lives (this would be my first foray into the
 world of WordPress filters.)

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Ticket URL: <http://trac.mu.wordpress.org/ticket/1118#comment:2>
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