GH-63: Implement wp_cache_get_multiple() #88
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@@ Coverage Diff @@
## master #88 +/- ##
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+ Coverage 77.75% 79.38% +1.62%
- Complexity 145 158 +13
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Files 1 1
Lines 454 485 +31
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+ Hits 353 385 +32
+ Misses 101 100 -1
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| $this->group_ops_stats( 'get_multiple', $uncached_keys_list, $group, null, $elapsed ); | ||
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| foreach ( $uncached_keys as $id => $key ) { | ||
| $found = array_key_exists( $key, $values ); |
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Memcache::get() will return the stored value which may be null. isset() returns false for null values.
| $return[ $id ] = $value; | ||
| $return_cache[ $key ] = [ | ||
| 'value' => $value, | ||
| 'found' => $found, |
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false !== $value will produce an incorrect result if we have stored false for the given key.
| $key = $this->key( $id, $group ); | ||
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| if ( isset( $this->cache[ $key ] ) && ( ! $force || $no_mc ) ) { | ||
| $value = $this->cache[ $key ]['found'] ? $this->cache[ $key ]['value'] : false; |
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There is a nice feature: when set() fails, we may end up with some value and found set to false.
I chose to return false because the value is not in Memcached. Returning something else may break add/increment scenarios.
rinatkhaziev
requested review from
nickdaugherty,
WPprodigy,
jmdodd and
brandonpayton
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I just tagged some folks to whom this may be relevant. |
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Wanted to mention that last time I played around with the "send an array of keys to get()" functionality, it turned out it handled some edge cases differently - particularly So in |
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My tests show that we have issues with |
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Left a few comments of not too much substance. The only part that makes me apprehensive is the $flags handling, but maybe I'm just not fully understanding the implications.
Another thing is is tests we only use small values which is not indicative of what users actually do. Maybe it can be a subject of a separate PR though.
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Co-authored-by: Rinat K <rinat@automattic.com>
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This PR adds support for the
wp_cache_get_multiple()function introduced in WordPress 5.5.Fixes #63