feat: update update script from Git Modules to Hugo Modules

config.toml

@@ -1,5 +1,5 @@
-# Academic Website Builder
-# https://sourcethemes.com/academic/
+# Wowchemy Website Builder
+# https://wowchemy.com
 #
 # The presence of this file is for compatibility with Blogdown and Forestry.
 # If you are not using those tools, this file may be deleted.

update_wowchemy.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+
+# Wowchemy Updater
+# Checks for available updates and then asks to install any updates.
+# https://wowchemy.com/docs/update/
+#
+# Command: bash ./update_wowchemy.sh
+
+# Check for prerequisites.
+if [ ! -d content ]; then
+  echo "ERROR: `cd` into your website folder before running this tool."
+  exit 1;
+fi
+
+# Update the Wowchemy Hugo module
+function update_wowchemy () {
+  # Update Wowchemy to the latest master version
+  echo -e "Updating Wowchemy to the latest master version...\n"
+  hugo mod get github.com/wowchemy/wowchemy-hugo-modules/wowchemy/@master
+  hugo mod tidy
+}
+
+# Update Netlify config
+function update_netlify () {
+  # - Update Netlify.toml with required Hugo version
+  if [ -f ./netlify.toml ]; then
+    curl -o "tmp_get_version" https://raw.githubusercontent.com/wowchemy/wowchemy-hugo-modules/master/wowchemy/config.toml
+    version=$(sed -n 's/^[[:space:]]*min = //p' "tmp_get_version" | tr -d '"')
+    version="${version}"
+    echo "Set Netlify Hugo version to v${version}"
+    sed -i.bak -e "s/HUGO_VERSION = .*/HUGO_VERSION = \"$version\"/g" ./netlify.toml && rm -f ./netlify.toml.bak
+    rm tmp_get_version
+  fi
+}
+
+# Perform update
+update_wowchemy
+update_netlify
+
+echo
+echo "If there are breaking changes, the config and/or front matter of content" \
+"may need upgrading by following the steps in the relevant consecutive release notes."
+echo
+echo "View the update guide at: https://wowchemy.com/docs/update/"
+echo "View the latest release notes at: https://wowchemy.com/updates/"