[wp-trac] [WordPress Trac] #54844: Unnecessary database queries when a block theme isn't in use

WordPress Trac noreply at wordpress.org
Fri Feb 4 10:37:08 UTC 2022

#54844: Unnecessary database queries when a block theme isn't in use
 Reporter:  johnbillion   |       Owner:  (none)
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  5.9.1
Component:  Query         |     Version:  5.8
 Severity:  normal        |  Resolution:
 Keywords:  has-patch     |     Focuses:  template, performance

Comment (by costdev):

 Nicely spotted @manfcarlo. I'm not sure what's going on there either.


 `locate_block_template()` is called in:


 Reviewing checks:
 - `get_query_template()` currently performs no checks.
 - `_add_template_loader_filters()` checks if the theme supports `block-
 the_block_template_skip_link] does a check for `block-templates` support
 which is documented as checking for a block theme. This may just need a
 doc change, but noting it here as it performs a check.
 - Related ticket #54917 proposes to add a `block-templates` check directly
 to `locate_block_template()` and has a patch.

 In an effort to standardize the checks here, I think these functions
 should be evaluated when no checks exist, and existing checks should be
 evaluated to determine whether `current_theme_supports( 'block-templates'
 )` is enough, or if `is_wp_block_theme()` should be added as well.


 Both this ticket and #54917 aim to achieve the same thing, but #54917 is
 specifically targeting one instance.

 As ''this'' ticket existed first, provides the reasons for a change,
 details the impact of not making a change, and its title applies to the
 whole codebase rather than one instance, we can either consider this an
 umbrella ticket, or move the patch from #54917 to here and close it as a


Ticket URL: <https://core.trac.wordpress.org/ticket/54844#comment:8>
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