From: Ben Ostrowsky <ben@esilibrary.com>
Date: Thu, 28 Jan 2010 17:35:37 +0000 (+0000)
Subject: Added migration_tools.attempt_money, which returns NUMERIC(6,2)
X-Git-Url: http://git.equinoxoli.org/?p=migration-tools.git;a=commitdiff_plain;h=bbc5f8afa530f385f185e089d87749a5ad0b9c3c

Added migration_tools.attempt_money, which returns NUMERIC(6,2)
---

diff --git a/sql/base/base.sql b/sql/base/base.sql
index e5c5d2f..06bebff 100644
--- a/sql/base/base.sql
+++ b/sql/base/base.sql
@@ -650,3 +650,24 @@ CREATE OR REPLACE FUNCTION migration_tools.attempt_date (TEXT,TEXT) RETURNS DATE
     END;
 $$ LANGUAGE PLPGSQL STRICT STABLE;
 
+CREATE OR REPLACE FUNCTION migration_tools.attempt_money (TEXT,TEXT) RETURNS NUMERIC(6,2) AS $$
+    DECLARE
+        attempt_value ALIAS FOR $1;
+        fail_value ALIAS FOR $2;
+        output NUMERIC(6,2);
+    BEGIN
+        FOR output IN
+            EXECUTE 'SELECT ' || quote_literal(attempt_value) || '::NUMERIC(6,2) AS a;'
+        LOOP
+            RETURN output;
+        END LOOP;
+    EXCEPTION
+        WHEN OTHERS THEN
+            FOR output IN
+                EXECUTE 'SELECT ' || quote_literal(fail_value) || '::NUMERIC(6,2) AS a;'
+            LOOP
+                RETURN output;
+            END LOOP;
+    END;
+$$ LANGUAGE PLPGSQL STRICT STABLE;
+