From 639fece16245dac8c24277cc1ce2f1321f683920 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Fri, 24 Jan 2025 21:53:46 +0100
Subject: clean up ruby code

---
 _plugins/authors.rb | 38 ----------------------
 _plugins/datefmt.rb |  8 -----
 _plugins/filters.rb | 14 ++++++++
 _plugins/meta.rb    |  5 +++
 _plugins/toc.rb     | 92 ++++++++++++++++++++++++++---------------------------
 5 files changed, 64 insertions(+), 93 deletions(-)
 delete mode 100644 _plugins/authors.rb
 delete mode 100644 _plugins/datefmt.rb
 create mode 100644 _plugins/filters.rb

(limited to '_plugins')

diff --git a/_plugins/authors.rb b/_plugins/authors.rb
deleted file mode 100644
index a2e0a53..0000000
--- a/_plugins/authors.rb
+++ /dev/null
@@ -1,38 +0,0 @@
-require 'set'
-
-module Jekyll
-	class FormatAuthors < Liquid::Tag
-		def initialize(tag_name, input, tokens)
-			super
-			@args = input.split(" ").map { |arg| arg.strip() }
-		end
-
-		def transform_authors(author_meta, git_authors)
-			authors = Set[]
-			for substitute in author_meta do
-				for name in substitute['git'] do
-					if git_authors.include?(name)
-						authors.add(substitute['name'])
-					end
-				end
-			end
-			return authors.to_a()
-		end
-
-		def join_names(authors)
-			return "nobody?" if authors.length == 0
-			return "#{authors[0]}" if authors.length == 1
-			return "#{authors[0..-2].join(", ")} and #{authors[-1]}"
-		end
-
-		def render(context)
-			author_meta = context[@args[0]]
-			git_authors = context[@args[1]]
-			authors = transform_authors(author_meta, git_authors)
-			return join_names(authors)
-		end
-	end
-end
-
-Liquid::Template.register_tag('fmt_authors', Jekyll::FormatAuthors)
-
diff --git a/_plugins/datefmt.rb b/_plugins/datefmt.rb
deleted file mode 100644
index 7c2274f..0000000
--- a/_plugins/datefmt.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-module DateFormatter
-	def datefmt(input)
-		return input.strftime("%F")
-	end
-end
-
-Liquid::Template.register_filter(DateFormatter)
-
diff --git a/_plugins/filters.rb b/_plugins/filters.rb
new file mode 100644
index 0000000..2526573
--- /dev/null
+++ b/_plugins/filters.rb
@@ -0,0 +1,14 @@
+module Filters
+	def datefmt(input)
+		return input.strftime("%F")
+	end
+
+	def sentence_join(items)
+		return "" if items == nil or items.length == 0
+		return "#{items[0]}" if items.length == 1
+		return "#{items[0..-2].join(", ")} and #{items[-1]}"
+	end
+end
+
+Liquid::Template.register_filter(Filters)
+
diff --git a/_plugins/meta.rb b/_plugins/meta.rb
index f0d420f..85f3a75 100644
--- a/_plugins/meta.rb
+++ b/_plugins/meta.rb
@@ -8,6 +8,11 @@ module Meta
 				# directly add generated page metadata to `page.meta` in liquid
 				page.data['meta'] = site.data['post'][page.slug]
 
+				# set page.authors to author metadata from git+yaml
+				page.data['authors'] = site.data['authors'].filter { |author|
+					author['git'].intersect?(page.data['meta']['authors'])
+				}
+
 				# set page.date to generated date_initial
 				page.data['date'] = page.data['meta']['date_initial']
 			end
diff --git a/_plugins/toc.rb b/_plugins/toc.rb
index 80acc82..09ef946 100644
--- a/_plugins/toc.rb
+++ b/_plugins/toc.rb
@@ -1,64 +1,62 @@
 require 'nokogiri'
 
-module Jekyll
-	class TOC < Liquid::Tag
-		def render context
-			# load HTML into nokogiri
-			html = context.registers[:page]['content']
-			doc = Nokogiri::HTML(html)
-
-			# enumerate over all h1-4 headings
-			@els = doc.css("h1, h2, h3, h4")
-			toc = output_toc()
-			return '' if toc.empty?
-			return '<aside id="toc" class="plainlink">%s</aside>' % [ toc ]
-		end
-
-		def output_toc
-			# empty toc (this check prevents crash)
-			return "" if @els.length == 0
+class TOC < Liquid::Tag
+	def render context
+		# load HTML into nokogiri
+		html = context.registers[:page]['content']
+		doc = Nokogiri::HTML(html)
+
+		# enumerate over all h1-4 headings
+		@els = doc.css("h1, h2, h3, h4")
+		toc = output_toc()
+		return '' if toc.empty?
+		return '<aside id="toc" class="plainlink">%s</aside>' % [ toc ]
+	end
 
-			output = '<ul>'
+	def output_toc
+		# empty toc (this check prevents crash)
+		return "" if @els.length == 0
 
-			current_level = el_level(@els[0])
+		output = '<ul>'
 
-			while @els.length > 0
-				el = @els[0]
-				el_next = @els[1]
-				level = el_level(el)
-				level_next = el_level(el_next || el) # || el to prevent crash on end of list
+		current_level = el_level(@els[0])
 
-				if level >= level_next
-					output += '<li>'
-				else
-					output += '<li class="stub"><details>'
-					output += '<summary>'
-				end
+		while @els.length > 0
+			el = @els[0]
+			el_next = @els[1]
+			level = el_level(el)
+			level_next = el_level(el_next || el) # || el to prevent crash on end of list
 
-				output += '<a href="#%s">%s</a>' % [ el['id'], el.inner_html ]
-				@els.shift()
+			if level >= level_next
+				output += '<li>'
+			else
+				output += '<li class="stub"><details>'
+				output += '<summary>'
+			end
 
-				if level >= level_next
-					output += '</li>'
-				else
-					output += '</summary>'
-					output += output_toc
-					output += '</details></li>'
-				end
+			output += '<a href="#%s">%s</a>' % [ el['id'], el.inner_html ]
+			@els.shift()
 
-				break if level_next < level
+			if level >= level_next
+				output += '</li>'
+			else
+				output += '</summary>'
+				output += output_toc
+				output += '</details></li>'
 			end
 
-			output += '</ul>'
-
-			return output
+			break if level_next < level
 		end
 
-		def el_level el
-			return Integer(el.name[1..])
-		end
+		output += '</ul>'
+
+		return output
+	end
+
+	def el_level el
+		return Integer(el.name[1..])
 	end
 end
 
-Liquid::Template.register_tag('toc', Jekyll::TOC)
+Liquid::Template.register_tag('toc', TOC)
 
-- 
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