function addQuotes( $s ) {
if ( $s instanceof Blob ) {
return "x'" . bin2hex( $s->fetch() ) . "'";
+ } else if ( strpos( $s, "\0" ) !== false ) {
+ // SQLite doesn't support \0 in strings, so use the hex representation as a workaround.
+ // This is a known limitation of SQLite's mprintf function which PDO should work around,
+ // but doesn't. I have reported this to php.net as bug #63419:
+ // https://bugs.php.net/bug.php?id=63419
+ // There was already a similar report for SQLite3::escapeString, bug #62361:
+ // https://bugs.php.net/bug.php?id=62361
+ return "x'" . bin2hex( $s ) . "'";
} else {
return $this->mConn->quote( $s );
}