EBernhardson (WMF) has uploaded a new change for review.
https://gerrit.wikimedia.org/r/79068
Change subject: Extract timestamps from UUID
......................................................................
Extract timestamps from UUID
Change-Id: Id20bba738d92fc1108398f6136811cf9db22f81f
---
M includes/Model/UUID.php
1 file changed, 12 insertions(+), 3 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/extensions/Flow
refs/changes/68/79068/1
diff --git a/includes/Model/UUID.php b/includes/Model/UUID.php
index 2aee92c..2afba55 100644
--- a/includes/Model/UUID.php
+++ b/includes/Model/UUID.php
@@ -26,9 +26,9 @@
} elseif ( strlen( $input ) == 32 && preg_match(
'/^[a-fA-F0-9]+$/', $input ) ) {
return new self( pack( 'H*', $input ) );
} elseif ( is_numeric( $input ) ) {
- return new self( pack( 'H*', wfBaseConvert( $input, 10,
16 ) ) );
+ return new self( pack( 'H*', wfBaseConvert( $input, 10,
16, 32 ) ) );
} elseif ( $input === false ) {
- return new self( pack( 'H*',
\UIDGenerator::newTimestampedUID128( 16 ) ) );
+ return new self( pack( 'H*', str_pad(
\UIDGenerator::newTimestampedUID128( 16 ), 32, '0', STR_PAD_LEFT ) ) );
} elseif ( $input === null ) {
return null;
} else {
@@ -46,7 +46,7 @@
}
public function getHex() {
- return bin2hex( $this->binaryValue );
+ return str_pad( bin2hex( $this->binaryValue ), 32, '0',
STR_PAD_LEFT );
}
public function getBinary() {
@@ -57,6 +57,15 @@
return wfBaseConvert( $this->getHex(), 16, 10 );
}
+ public function getTimestamp() {
+ // First 6 bytes === 48 bits
+ $timePortion = substr( $this->getHex(), 0, 12 );
+ $bits_48 = wfBaseConvert( $timePortion, 16, 2, 48 );
+ $bits_46 = substr( $bits_48, 0, 46 );
+ $msTimestamp = wfBaseConvert( $bits_46, 2, 10 );
+ return wfTimestamp( TS_MW, intval( $msTimestamp / 1000 ) );
+ }
+
public static function convertUUIDs( $array ) {
foreach( ObjectManager::makeArray( $array ) as $key => $value )
{
if ( is_a( $value, 'Flow\Model\UUID' ) ) {
--
To view, visit https://gerrit.wikimedia.org/r/79068
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: Id20bba738d92fc1108398f6136811cf9db22f81f
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/extensions/Flow
Gerrit-Branch: master
Gerrit-Owner: EBernhardson (WMF) <[email protected]>
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