add bin/gen-projects.rb and data/projects.yaml

1 files changed, 51 insertions, 0 deletions

diff --git a/bin/gen-projects.rb b/bin/gen-projects.rb
new file mode 100644
index 0000000..ef4c547
--- /dev/null
+++ b/bin/gen-projects.rb
@@ -0,0 +1,51 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+#
+# gen-projects.rb: generate front matter from list of projects in
+# data/projects.yaml.
+#
+# Note: running this will blindly overwrite the contents of
+# content/projects/$PROJECT.md!
+#
+
+# load libraries
+require 'yaml'
+
+# build absolute paths to source projects.yaml and absolute path to
+# content/projects directory
+YAML_PATH = File.join(__dir__, '..', 'data', 'projects.yaml')
+PROJECTS_DIR = File.join(__dir__, '..', 'content', 'projects')
+
+PROJECT_TMPL = '
+---
+title: "%<name>s"
+slug: "%<slug>s"
+active: %<active>s
+repo: "%<repo>s"
+text: "%<text>s"
+---
+%<text>s
+'.strip
+
+#
+# write front matter for project to projects directory
+#
+def write_project(row)
+  # build absolute path to destination file
+  path = File.expand_path(File.join(PROJECTS_DIR, row['slug'])) + '.md'
+
+  # generate and write body
+  File.write(path, PROJECT_TMPL % {
+    name: row['name'],
+    slug: row['slug'],
+    active: !row['old'],
+    repo: row['repo'],
+    text: row['text'],
+  })
+end
+
+# write projects in green threads, then join threads
+YAML.load(File.read(YAML_PATH)).map do |row|
+  Thread.new(row) { |row| write_project(row) }
+end.each { |th| th.join }