From 06413729188f057f04b203b9c5c36114a85c53c5 Mon Sep 17 00:00:00 2001
From: Emanuele Danovaro <emanuele.danovaro@ecmwf.int>
Date: Fri, 9 Feb 2024 16:44:19 +0100
Subject: [PATCH 1/2] version bump

---
 VERSION | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/VERSION b/VERSION
index 30e5569b9..7a979be0b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-5.11.29
+5.11.30

From 33b7bea47fdb028f35b95dd21d502bd90a51a839 Mon Sep 17 00:00:00 2001
From: Emanuele Danovaro <emanuele.danovaro@ecmwf.int>
Date: Wed, 21 Feb 2024 16:59:18 +0000
Subject: [PATCH 2/2] lowercase metadata

---
 src/fdb5/CMakeLists.txt         |  2 ++
 src/fdb5/types/TypeLowercase.cc | 48 ++++++++++++++++++++++++++++++++
 src/fdb5/types/TypeLowercase.h  | 49 +++++++++++++++++++++++++++++++++
 3 files changed, 99 insertions(+)
 create mode 100644 src/fdb5/types/TypeLowercase.cc
 create mode 100644 src/fdb5/types/TypeLowercase.h

diff --git a/src/fdb5/CMakeLists.txt b/src/fdb5/CMakeLists.txt
index 8ccf68784..5a56d04d6 100644
--- a/src/fdb5/CMakeLists.txt
+++ b/src/fdb5/CMakeLists.txt
@@ -194,6 +194,8 @@ list( APPEND fdb5_srcs
     types/TypeIgnore.h
     types/TypeInteger.cc
     types/TypeInteger.h
+    types/TypeLowercase.cc
+    types/TypeLowercase.h
     types/TypeMonth.cc
     types/TypeMonth.h
     types/TypeParam.cc
diff --git a/src/fdb5/types/TypeLowercase.cc b/src/fdb5/types/TypeLowercase.cc
new file mode 100644
index 000000000..1db95f10d
--- /dev/null
+++ b/src/fdb5/types/TypeLowercase.cc
@@ -0,0 +1,48 @@
+/*
+ * (C) Copyright 1996- ECMWF.
+ *
+ * This software is licensed under the terms of the Apache Licence Version 2.0
+ * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+ * In applying this licence, ECMWF does not waive the privileges and immunities
+ * granted to it by virtue of its status as an intergovernmental organisation nor
+ * does it submit to any jurisdiction.
+ */
+
+#include "fdb5/types/TypesFactory.h"
+#include "fdb5/types/TypeLowercase.h"
+
+#include <algorithm>
+
+namespace fdb5 {
+
+//----------------------------------------------------------------------------------------------------------------------
+
+TypeLowercase::TypeLowercase(const std::string &name, const std::string &type) :
+    Type(name, type) {
+}
+
+TypeLowercase::~TypeLowercase() {
+}
+
+void TypeLowercase::print(std::ostream &out) const {
+    out << "TypeLowercase[name=" << name_ << "]";
+}
+
+std::string TypeLowercase::tidy(const std::string &keyword, const std::string &value) const {
+    std::string out;
+    out.resize(value.size());
+
+    std::transform(value.begin(), value.end(), out.begin(), [](unsigned char c){ return std::tolower(c); });
+
+    return out;
+}
+
+std::string TypeLowercase::toKey(const std::string &keyword, const std::string &value) const {
+    return tidy(keyword, value);
+}
+
+static TypeBuilder<TypeLowercase> type("Lowercase");
+
+//----------------------------------------------------------------------------------------------------------------------
+
+} // namespace fdb5
diff --git a/src/fdb5/types/TypeLowercase.h b/src/fdb5/types/TypeLowercase.h
new file mode 100644
index 000000000..0ca69954d
--- /dev/null
+++ b/src/fdb5/types/TypeLowercase.h
@@ -0,0 +1,49 @@
+/*
+ * (C) Copyright 1996- ECMWF.
+ *
+ * This software is licensed under the terms of the Apache Licence Version 2.0
+ * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+ * In applying this licence, ECMWF does not waive the privileges and immunities
+ * granted to it by virtue of its status as an intergovernmental organisation nor
+ * does it submit to any jurisdiction.
+ */
+
+/// @file   TypeLowercase.h
+/// @author Baudouin Raoult
+/// @author Tiago Quintino
+/// @date   April 2016
+
+#ifndef fdb5_TypeDefault_H
+#define fdb5_TypeDefault_H
+
+#include "fdb5/types/Type.h"
+
+namespace fdb5 {
+
+//----------------------------------------------------------------------------------------------------------------------
+
+class TypeLowercase : public Type {
+
+public: // methods
+
+    TypeLowercase(const std::string &name, const std::string &type);
+
+    virtual ~TypeLowercase() override;
+
+    std::string tidy(const std::string &keyword,
+                     const std::string &value) const override;
+
+    std::string toKey(const std::string &keyword,
+                      const std::string &value) const override;
+
+private: // methods
+
+    virtual void print( std::ostream &out ) const override;
+
+};
+
+//----------------------------------------------------------------------------------------------------------------------
+
+} // namespace fdb5
+
+#endif