Add custom tag for crafting recipes

.gitignore

@@ -1,4 +1,5 @@
 **/.jekyll-cache
+**/.jekyll-metadata
 .vscode
 .idea
 .bundle

_config.yml

@@ -2,6 +2,7 @@ title: Ladysnake's Website
 source: ./public
 plugins_dir: ./jekyll_plugins
 markdown: kramdown
+incremental: true
 sass:
     style: compressed
 exclude: []

jekyll_plugins/RecipeTag.rb

@@ -0,0 +1,156 @@
+require 'open-uri'
+require 'json'
+
+module Ladysnake
+  class Ingredient
+    def initialize(data)
+      @item = data["item"]
+    end
+
+    EMPTY = Ingredient.new(Hash["item", "minecraft:air"])
+
+    def item
+      @item
+    end
+
+    def empty?
+      @item == "minecraft:air"
+    end
+
+    def to_s
+      @item
+    end
+  end
+
+  class ShapedRecipe
+    def initialize(result, ingredients, width, height)
+      @result = result
+      @ingredients = ingredients
+      @width = width
+      @height = height
+    end
+
+    def result
+      @result
+    end
+
+    def ingredients
+      @ingredients
+    end
+
+    def pad_ingredients
+      if @width == 3
+        if @height == 3
+          # Nothing do do here
+          return @ingredients
+        else
+          # Missing ingredients must be at the end of the list, so we can just append them
+          return @ingredients + [Ingredient::EMPTY] * (9 - ingredients.size)
+        end
+      else
+        # We have missing ingredients in the middle of the array - need to reconstruct the list as a 3x3
+        padded = Array.new(9) { Ingredient::EMPTY }
+        (0...@height).each do |row|
+          (0...@width).each do |col|
+            padded[row * 3 + col] = @ingredients[row * @width + col]
+          end
+        end
+      end
+    end
+
+    def width
+      @width
+    end
+
+    def height
+      @height
+    end
+
+    def to_s
+      "Recipe[#{@width}x#{@height}]"
+    end
+  end
+
+  class RecipeTag < Liquid::Tag
+    def self.cache
+      @cache ||= Jekyll::Cache.new("Ladysnake::RecipeTag")
+    end
+
+    def cache
+      self.class.cache
+    end
+
+    def render(context)
+      recipe_root = context.registers[:page]["recipe_root"]
+      recipe_path = @markup.strip
+      url = recipe_root + recipe_path
+
+      recipe = cache.getset(url) do
+        begin
+          json_data = URI.open(url) do |io|
+            io.read
+          end
+
+          data = JSON.parse(json_data)
+
+          pattern = data["pattern"]
+          height = pattern.size
+
+          # Check preconditions
+          if height > 3
+            raise "Invalid pattern: too many rows, 3 is maximum"
+          elsif pattern.empty?
+            raise "Invalid pattern: empty pattern not allowed"
+          end
+
+          width = pattern[0].length
+          pattern.each { |row|
+            if row.length > 3
+              raise "Invalid pattern: too many columns, 3 is maximum"
+            elsif row.length != width
+              raise "Invalid pattern: each row must be the same width"
+            end
+          }
+
+          # Parse the pattern and key into a list of ingredients
+          ingredients = Array.new(width * height) { Ingredient::EMPTY }
+          keys = data["key"]
+          (0...height).each { |y|
+            row = pattern[y]
+            (0...row.length).each { |x|
+              char = row[x]
+              ingredient = keys[char] ? Ingredient.new(keys[char]) : Ingredient::EMPTY
+              if ingredient.empty? && char != ' '
+                raise "Pattern references symbol '#{char}' but it's not defined in the key"
+              end
+              ingredients[x + width * y] = ingredient
+            }
+          }
+
+          # Check postconditions
+          unused_symbols = keys.keys - pattern.join.chars
+          unless unused_symbols.empty?
+            raise "Key defines symbols that aren't used in pattern: #{unused_symbols.join(", ")}"
+          end
+
+          ShapedRecipe.new(data["result"], ingredients, width, height)
+        rescue StandardError => e
+          puts "Error loading JSON data: #{e.message}"
+          nil
+        end
+      end
+
+      # Check if the data was loaded successfully
+      if recipe
+        context["slots"] = recipe.pad_ingredients.map { |i| i.item }
+        context["result"] = recipe.result["item"]
+        context["count"] = recipe.result["count"]
+        Liquid::Template.parse("{% include mc/crafting.liquid slots=slots result=result count=count %}").render(context)
+      else
+        puts "Failed to load recipe from #{url}"
+        "<em>Failed to load recipe #{recipe_path}</em>"
+      end
+    end
+  end
+end
+Liquid::Template.register_tag('recipe', Ladysnake::RecipeTag)

public/_data/minecraft/items.yml

@@ -23,6 +23,14 @@
   name: Iron Ingot
   link: https://minecraft.wiki/w/Iron_Ingot
   icon: https://minecraft.wiki/images/Invicon_Iron_Ingot.png
+"minecraft:leather":
+  name: Leather
+  link: https://minecraft.wiki/w/Leather
+  icon: https://minecraft.wiki/images/Invicon_Leather.png
+"minecraft:popped_chorus_fruit":
+  name: Popped Chorus Fruit
+  link: https://minecraft.wiki/w/Popped_Chorus_Fruit
+  icon: https://minecraft.wiki/images/Invicon_Popped_Chorus_Fruit.png
 "minecraft:redstone":
   name: Redstone Dust
   link: https://minecraft.wiki/w/Redstone_Dust
@@ -31,3 +39,16 @@
   name: String
   link: https://minecraft.wiki/w/String
   icon: https://minecraft.wiki/images/Invicon_String.png
+"minecraft:twisting_vines":
+  name: Twisting Vines
+  link: https://minecraft.wiki/w/Twisting_Vines
+  icon: https://minecraft.wiki/images/Invicon_Twisting_Vines.png
+"ratsmischief:leather_rat_pouch":
+  name: Leather Pouch
+  icon: https://raw.githubusercontent.com/Ladysnake/RATs-Mischief/2.0/src/main/resources/assets/ratsmischief/textures/item/leather_rat_pouch.png
+"ratsmischief:purpur_rat_pouch":
+  name: Purpur Pouch
+  icon: https://raw.githubusercontent.com/Ladysnake/RATs-Mischief/2.0/src/main/resources/assets/ratsmischief/textures/item/purpur_rat_pouch.png
+"ratsmischief:twisted_rat_pouch":
+  name: Twisted Pouch
+  icon: https://raw.githubusercontent.com/Ladysnake/RATs-Mischief/2.0/src/main/resources/assets/ratsmischief/textures/item/twisted_rat_pouch.png

public/_includes/mc/crafting.liquid

@@ -1,3 +1,6 @@
+{%- if include.slots -%}
+{%- assign slots = include.slots -%}
+{%- else -%}
 {%- assign slots = "" | split: ","
         | push: include.i1
         | push: include.i2
@@ -9,8 +12,9 @@
         | push: include.i8
         | push: include.i9
 -%}
+{%- endif -%}
 <div class="mcui crafting-table">
-<img class="mcui-background" src="/public/img/wiki-crafting-recipe.png" alt="Crafting recipe" height="198" width="450"/>
+<img class="mcui-background" src="/img/wiki-crafting-recipe.png" alt="Crafting recipe" height="198" width="450"/>
 <div class="crafting-grid">
 {%- for slot in slots -%}
 {%- capture alt_prefix-%}Ingredient {{ forloop.index }}: {% endcapture -%}

public/_sass/parts/mc.scss

@@ -95,19 +95,25 @@
 .mcui {
   position: relative;
   font-size: 20px;
+
+  figure & {
+    font-size: 26.5px;
+  }
 }
 
 .mcui-background {
   position: absolute;
   max-width: 100%;
-  width: auto;
+  max-height: 100%;
+  width: 100%;
   height: auto;
 }
 
 .mcui.crafting-table {
   display: flex;
   align-items: center;
   width: 17em;
+  height: 7.48em;
   justify-content: space-around;
 }
 

public/wiki/rats-mischief/index.md

@@ -4,6 +4,7 @@ title: Rat's Mischief
 slug: rats-mischief
 curse_project: 431787
 modrinth: true
+recipe_root: https://raw.githubusercontent.com/Ladysnake/RATs-Mischief/2.0/src/main/resources/data/ratsmischief/recipes/
 ---
 <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
 
@@ -186,12 +187,11 @@ Rat pouches can be used to quickly gather rats back. Using a pouch on a rat will
 Pouches can be crafted like bundles with leather, twisted vines and popped chorus fruit, to produce respectively pouches with a capacity of 5, 10 and 20 rats.
 Rats stored in Pouches won't age, meaning they will keep status effects, health, their variant and names.
 
-![Leather Pouch Recipe](LeatherPouchRecipe.png)
-
-![Twisted Pouch Recipe](TwistedPouchRecipe.png)
-
-![Purpur Pouch Recipe](PurpurPouchRecipe.png)
-
+<figure>
+{% recipe leather_rat_pouch.json %}
+{% recipe twisted_rat_pouch.json %}
+{% recipe purpur_rat_pouch.json %}
+</figure>
 
 #### Mask of Rat