Patch to fix DR12 version of function

For DR12, the path needs to use "boss" instead of "eboss", which only applies from DR13 onwards.

schema/patches/fGetUrlFitsSpectrumDR12.sql

@@ -0,0 +1,46 @@
+USE [BestDR12]
+GO
+
+/****** Object:  UserDefinedFunction [dbo].[fGetUrlFitsSpectrum]    Script Date: 4/20/2023 3:08:52 PM ******/
+SET ANSI_NULLS ON
+GO
+
+SET QUOTED_IDENTIFIER ON
+GO
+
+--
+ALTER FUNCTION [dbo].[fGetUrlFitsSpectrum](@specObjID bigint)
+-------------------------------------------------
+--/H Get the URL to the FITS file of the spectrum given the SpecObjID
+-------------------------------------------------
+--/T Combines the value of the DataServer URL from the
+--/T SiteConstants table and builds up the whole URL
+--/T from the specObjId.
+--/T <br><samp> select dbo.fGetUrlFitsSpectrum(75094092974915584)</samp>
+-------------------------------------------------
+RETURNS varchar(128)
+BEGIN
+	DECLARE @link varchar(128), @plate varchar(8), @mjd varchar(8), 
+	    @fiber varchar(8), @rerun varchar(16), @release varchar(8), 
+	    @survey varchar(16), @oplate varchar(8), @ofiber varchar(8);
+	SET @link = (SELECT value FROM SiteConstants WHERE name='DataServerURL');
+	SET @release = (select value from SiteConstants where name='Release');
+	SELECT @rerun = isnull(p.run2d, p.run1d), @survey = p.survey,
+	    @mjd = cast(p.mjd as varchar(8)), @plate=cast(p.plate as varchar(8)), 
+	    @fiber=cast(s.fiberID as varchar(8)) 
+	    FROM PlateX p JOIN specObjAll s ON p.plateId=s.plateId 
+	    WHERE s.specObjID=@specObjId;
+	IF @survey != 'boss'
+            SET @survey = 'sdss'
+	ELSE
+	    SET @survey = 'boss'
+	SET @oplate = substring('0000',1,4-len(@plate)) + @plate;
+	SET @ofiber = substring( '0000',1,4-len(@fiber)) + @fiber;
+	SET @link = @link + 'sas/dr' + @release + '/' + @survey + '/spectro/redux/' +
+		@rerun + '/spectra/lite/' + @oplate + '/spec-' + @oplate + '-' + 
+		@mjd + '-' + @ofiber + '.fits';
+	RETURN @link;
+END
+GO
+
+