X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=includes%2FWikiMap.php;h=9cc308d228a89ed0f122d65b1c00ddcf7291c021;hp=4f3c461699faf148342019f4cd387f6d87e8796b;hb=a7e147b7ee64830788a67779e2d8137017c0e919;hpb=971a50c4f3c61fb3a4bec60cd712317bb8ddcb9a

diff --git a/includes/WikiMap.php b/includes/WikiMap.php
index 4f3c461699..9cc308d228 100644
--- a/includes/WikiMap.php
+++ b/includes/WikiMap.php
@@ -21,6 +21,7 @@
  */
 
 use MediaWiki\MediaWikiServices;
+use Wikimedia\Rdbms\DatabaseDomain;
 
 /**
  * Helper tools for dealing with other locally-hosted wikis.
@@ -239,4 +240,55 @@ class WikiMap {
 
 		return false;
 	}
+
+	/**
+	 * Get the wiki ID of a database domain
+	 *
+	 * This is like DatabaseDomain::getId() without encoding (for legacy reasons)
+	 *
+	 * @param string|DatabaseDomain $domain
+	 * @return string
+	 */
+	public static function getWikiIdFromDomain( $domain ) {
+		if ( !( $domain instanceof DatabaseDomain ) ) {
+			$domain = DatabaseDomain::newFromId( $domain );
+		}
+
+		return strlen( $domain->getTablePrefix() )
+			? "{$domain->getDatabase()}-{$domain->getTablePrefix()}"
+			: $domain->getDatabase();
+	}
+
+	/**
+	 * @param DatabaseDomain|string $domain
+	 * @return bool Whether $domain has the same DB/prefix as the current wiki
+	 * @since 1.33
+	 */
+	public static function isCurrentWikiDbDomain( $domain ) {
+		$domain = DatabaseDomain::newFromId( $domain );
+		$curDomain = self::getCurrentWikiDbDomain();
+
+		if ( !in_array( $curDomain->getSchema(), [ null, 'mediawiki' ], true ) ) {
+			// Include the schema if it is set and is not the default placeholder.
+			// This means a site admin may have specifically taylored the schemas.
+			// Domain IDs might use the form <DB>-<project>-<language>, meaning that
+			// the schema portion must be accounted for to disambiguate wikis.
+			return $curDomain->equals( $domain );
+		}
+
+		return (
+			$curDomain->getDatabase() === $domain->getDatabase() &&
+			$curDomain->getTablePrefix() === $domain->getTablePrefix()
+		);
+	}
+
+	/**
+	 * @return DatabaseDomain Database domain of the current wiki
+	 * @since 1.33
+	 */
+	public static function getCurrentWikiDbDomain() {
+		global $wgDBname, $wgDBmwschema, $wgDBprefix;
+		// Avoid invoking LBFactory to avoid any chance of recursion
+		return new DatabaseDomain( $wgDBname, $wgDBmwschema, (string)$wgDBprefix );
+	}
 }