Ignore duplicate key errors in update-keys.sql

Otherwise, reinstalls can fail.

Change-Id: Ie4f7f73152a055f9a8d69970c22795433f564b26

includes/db/DatabaseSqlite.php

@@ -873,6 +873,9 @@ class DatabaseSqlite extends DatabaseBase {
 		} elseif ( preg_match( '/^\s*DROP INDEX/i', $s ) ) {
 			// DROP INDEX is database-wide, not table-specific, so no ON <table> clause.
 			$s = preg_replace( '/\sON\s+[^\s]*/i', '', $s );
+		} elseif ( preg_match( '/^\s*INSERT IGNORE\b/i', $s ) ) {
+			// INSERT IGNORE --> INSERT OR IGNORE
+			$s = preg_replace( '/^\s*INSERT IGNORE\b/i', 'INSERT OR IGNORE', $s );
 		}
 
 		return $s;

maintenance/update-keys.sql

@@ -20,7 +20,7 @@
 -- table prefix if any when running these scripts.
 --
 
-INSERT INTO /*_*/updatelog
+INSERT IGNORE INTO /*_*/updatelog
 	SELECT 'filearchive-fa_major_mime-patch-fa_major_mime-chemical.sql' AS ul_key, null as ul_value
 	UNION SELECT 'image-img_major_mime-patch-img_major_mime-chemical.sql', null
 	UNION SELECT 'oldimage-oi_major_mime-patch-oi_major_mime-chemical.sql', null

tests/phpunit/includes/db/DatabaseSqliteTest.php

@@ -162,6 +162,9 @@ class DatabaseSqliteTest extends MediaWikiTestCase {
 		$this->assertEquals( "DROP INDEX foo -- dropping index",
 			$this->replaceVars( "DROP INDEX /*i*/foo ON /*_*/bar -- dropping index" )
 		);
+		$this->assertEquals( "INSERT OR IGNORE INTO foo VALUES ('bar')",
+			$this->replaceVars( "INSERT OR IGNORE INTO foo VALUES ('bar')" )
+		);
 	}
 
 	/**