From 539e209bd5e6212cb495f048608c6de26abca614 Mon Sep 17 00:00:00 2001
From: Nicolas-Peiffer <102670102+Nicolas-Peiffer@users.noreply.github.com>
Date: Thu, 29 Aug 2024 14:51:57 +0200
Subject: [PATCH] XML Schema HTML viewer now supports runing for only one
 version at a time

Signed-off-by: Nicolas-Peiffer <102670102+Nicolas-Peiffer@users.noreply.github.com>
---
 docgen/xml/gen.sh | 69 +++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 61 insertions(+), 8 deletions(-)

diff --git a/docgen/xml/gen.sh b/docgen/xml/gen.sh
index 8a45597c..053c4191 100755
--- a/docgen/xml/gen.sh
+++ b/docgen/xml/gen.sh
@@ -5,19 +5,45 @@ THIS_PATH="$(realpath "$(dirname "$0")")"
 SCHEMA_PATH="$(realpath "$THIS_PATH/../../schema")"
 DOCS_PATH="$THIS_PATH/docs"
 
+VALID_CYCLONEDX_VERSIONS=(1.0 1.1 1.2 1.3 1.4 1.5 1.6)
+DRAFT_CYCLONEDX_VERSIONS=()
+
 SAXON_JAR='Saxon-HE-9.9.1-8.jar'
 
-rm -f -R docs
+# Download the Saxon JAR if it doesn't exist
 if [ ! -f "$THIS_PATH/$SAXON_JAR" ]; then
   curl --output-dir "$THIS_PATH" -O \
     "https://repo1.maven.org/maven2/net/sf/saxon/Saxon-HE/9.9.1-8/$SAXON_JAR"
 fi
 
+# Function to check if a version is in an array
+version_in_list() {
+  local version="$1"
+  shift
+  local list=("$@")
+  for item in "${list[@]}"; do
+    if [[ "$item" == "$version" ]]; then
+      return 0
+    fi
+  done
+  return 1
+}
+
 generate () {
   version="$1"
+
+  # Check if the version match a valid CycloneDX version or a draft under development
+    if ! version_in_list "$version" "${VALID_CYCLONEDX_VERSIONS[@]}" && ! version_in_list "$version" "${DRAFT_CYCLONEDX_VERSIONS[@]}"; then
+    echo "Failed: wrong CycloneDX version: $version"
+    exit 1
+  fi
+
   title="CycloneDX v$version XML Reference"
   echo "Generating: $title"
 
+  echo "Create folder $DOCS_PATH/$version"
+  mkdir -p "$DOCS_PATH/$version"
+
   java -jar "$THIS_PATH/$SAXON_JAR" \
     -s:"$SCHEMA_PATH/bom-${version}.xsd" \
     -xsl:"$THIS_PATH/xs3p.xsl" \
@@ -26,10 +52,37 @@ generate () {
     title="$title"
 }
 
-generate 1.0
-generate 1.1
-generate 1.2
-generate 1.3
-generate 1.4
-generate 1.5
-generate 1.6
+USAGE_HELP="Generate HTML XML Schema navigator for CyccloneDX
+Usage: $0 <version> : runs only for <version>
+       $0           : loops over all valid and draft CycloneDX versions"
+
+# Main logic to handle the argument using a switch case
+case "$#" in
+  0)
+    # No arguments provided: Loop over all VALID_CYCLONEDX_VERSIONS and DRAFT_CYCLONEDX_VERSIONS
+    echo "Deleting folder $DOCS_PATH"
+    rm -f -R "$DOCS_PATH"
+    for version in "${VALID_CYCLONEDX_VERSIONS[@]}" "${DRAFT_CYCLONEDX_VERSIONS[@]}"; do
+      generate "$version"
+    done
+    ;;
+  1)
+    case "$1" in
+      "-h"|"--help")
+        echo "Usage: $USAGE_HELP"
+        exit 1
+        ;;
+      *)
+        # One argument provided: Call generate with the specific version
+        echo "Deleting folder $DOCS_PATH"
+        rm -f -R "$DOCS_PATH"
+        generate "$1"
+        ;;
+    esac
+    ;;
+  *)
+    # More than one argument provided: Show usage help
+    echo "Usage: $USAGE_HELP"
+    exit 1
+    ;;
+esac