From 279f790f078325582aa62e562a766204034766e4 Mon Sep 17 00:00:00 2001
From: Rutger Broekhoff
Date: Sat, 4 May 2024 16:33:53 +0200
Subject: Try generating C++ code from NeTEx XSDs using CodeSynthesis XSD

---
 scratch/netex-nl-cxx/.gitignore                  |  2 ++
 scratch/netex-nl-cxx/merge-enums-into-basic.xslt | 23 +++++++++++++++++++
 scratch/netex-nl-cxx/process.sh                  | 29 ++++++++++++++++++++++++
 scratch/netex-nl-cxx/remove-enums-include.xslt   | 12 ++++++++++
 4 files changed, 66 insertions(+)
 create mode 100644 scratch/netex-nl-cxx/.gitignore
 create mode 100644 scratch/netex-nl-cxx/merge-enums-into-basic.xslt
 create mode 100755 scratch/netex-nl-cxx/process.sh
 create mode 100644 scratch/netex-nl-cxx/remove-enums-include.xslt

(limited to 'scratch')

diff --git a/scratch/netex-nl-cxx/.gitignore b/scratch/netex-nl-cxx/.gitignore
new file mode 100644
index 0000000..f7d74b2
--- /dev/null
+++ b/scratch/netex-nl-cxx/.gitignore
@@ -0,0 +1,2 @@
+/vendor/
+/gen/
diff --git a/scratch/netex-nl-cxx/merge-enums-into-basic.xslt b/scratch/netex-nl-cxx/merge-enums-into-basic.xslt
new file mode 100644
index 0000000..6e3fdad
--- /dev/null
+++ b/scratch/netex-nl-cxx/merge-enums-into-basic.xslt
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:transform version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+  <!-- Replace includes of netex-nl-enums.xsd with the (almost) literal
+       contents of the xsd:schema definition in netex-nl-enums.xsd -->
+  <xsl:template match="xsd:include[@schemaLocation='netex-nl-enums.xsd']">
+    <xsl:apply-templates select="document('netex-nl-enums.xsd', /)/xsd:schema/node()"/>
+  </xsl:template>
+
+  <!-- Remove the big 'AFHANKELIJKHEDEN' (dependencies) comment, which
+       otherwise looks out of place in the output -->
+  <xsl:template match="comment()[following-sibling::*[1]/self::xsd:include[@schemaLocation='netex-nl-basic.xsd']]"/>
+
+  <!-- Remove includes of netex-nl-basic.xsd (coming from netex-nl-enums.xsd),
+       because we basically inline netex-nl-enums.xsd into netex-nl-basic.xsd -->
+  <xsl:template match="xsd:include[@schemaLocation='netex-nl-basic.xsd']"/>
+
+  <!-- Apply the transformation on the entire tree -->
+  <xsl:template match="@*|node()">
+    <xsl:copy>
+      <xsl:apply-templates select="@*|node()"/>
+    </xsl:copy>
+  </xsl:template>
+</xsl:transform>
diff --git a/scratch/netex-nl-cxx/process.sh b/scratch/netex-nl-cxx/process.sh
new file mode 100755
index 0000000..8ab7a94
--- /dev/null
+++ b/scratch/netex-nl-cxx/process.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+set -eu
+set -o pipefail
+
+XSD_TAG="v9.3.0-draft1"
+
+rm -rf ./gen ./vendor/src
+mkdir -p gen vendor/src
+
+curl -L "https://github.com/BISONNL/NeTEx-NL/archive/refs/tags/$XSD_TAG.tar.gz" -o ./vendor/netex-nl.tar.gz
+tar -xzf ./vendor/netex-nl.tar.gz --strip-components 1 -C ./vendor/src/
+
+xsltproc -o ./vendor/src/xsd/netex-nl-basic-new.xsd ./merge-enums-into-basic.xslt ./vendor/src/xsd/netex-nl-basic.xsd
+xsltproc -o ./vendor/src/xsd/netex-nl-data-new.xsd ./remove-enums-include.xslt ./vendor/src/xsd/netex-nl-data.xsd
+xsltproc -o ./vendor/src/xsd/netex-nl-new.xsd ./remove-enums-include.xslt ./vendor/src/xsd/netex-nl.xsd
+rm ./vendor/src/xsd/netex-nl-enums.xsd
+mv ./vendor/src/xsd/netex-nl-basic-new.xsd ./vendor/src/xsd/netex-nl-basic.xsd
+mv ./vendor/src/xsd/netex-nl-data-new.xsd ./vendor/src/xsd/netex-nl-data.xsd
+mv ./vendor/src/xsd/netex-nl-new.xsd ./vendor/src/xsd/netex-nl.xsd
+
+process () {
+	xsdcxx cxx-tree --output-dir ./gen --namespace-map http://www.opengis.net/gml/3.2=gml "vendor/src/xsd/$1.xsd"
+}
+
+process gml-bison
+process netex-nl-basic
+process netex-nl-data
+process netex-nl
diff --git a/scratch/netex-nl-cxx/remove-enums-include.xslt b/scratch/netex-nl-cxx/remove-enums-include.xslt
new file mode 100644
index 0000000..170f732
--- /dev/null
+++ b/scratch/netex-nl-cxx/remove-enums-include.xslt
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:transform version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+  <!-- Remove includes of netex-nl-enums.xsd -->
+  <xsl:template match="xsd:include[@schemaLocation='netex-nl-enums.xsd']" />
+
+  <!-- Apply the transformation on the entire tree -->
+  <xsl:template match="@*|node()">
+    <xsl:copy>
+      <xsl:apply-templates select="@*|node()"/>
+    </xsl:copy>
+  </xsl:template>
+</xsl:transform>
-- 
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