From 2dd32393c0744e758358b794446473c57afa0714 Mon Sep 17 00:00:00 2001
From: uvok cheetah
Date: Sun, 6 Oct 2024 12:01:26 +0200
Subject: Improve image tag

Add linked image.
Use consistent parameter names.
---
 _plugins/image.rb | 50 ++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 42 insertions(+), 8 deletions(-)

diff --git a/_plugins/image.rb b/_plugins/image.rb
index 0a202ca..64a944f 100644
--- a/_plugins/image.rb
+++ b/_plugins/image.rb
@@ -1,28 +1,62 @@
 module Jekyll
-  class ImageTag < Liquid::Tag
-
+  class ImageTagBase < Liquid::Tag
     def initialize(tag_name, parameters, tokens)
       super
       @params = {}
       parameters.scan(/(\w+)\s*=\s*"([^"]+)"/) do |key, value|
         @params[key] = value
       end
+
+      if not @params['img']
+        raise StandardError.new "Must provide image"
+      end
     end
 
+    def image_tag
+      img = @params['img']
+      alt = @params['alt']
+
+      if alt
+        "<img src='#{img}' alt='#{alt}' />"
+      else
+        "<img src='#{img}' />"
+      end
+    end
+
+  end
+
+  class ImageTag < ImageTagBase
     def render(context)
       environment = ENV['JEKYLL_ENV'] || 'development'
 
-      url = @params['url']
-      alt = @params['alt'] || "Link to image"
+      img = @params['img']
+      alt = @params['alt']
 
       if environment == 'ipfs'
-        "<a href='#{url}'>#{alt}</a>"
-      elsif alt
-        "<img src='#{url}' alt='#{alt}' />"
+        alt = alt || "Link to image"
+        "<a href='#{img}'>#{alt}</a>"
       else
-        "<img src='#{url}' />"
+        image_tag
       end
     end
     Liquid::Template.register_tag('image', self)
   end
+
+  class LinkedImageTag < ImageTagBase
+    def render(context)
+      environment = ENV['JEKYLL_ENV'] || 'development'
+
+      img = @params['img']
+      url = @params['url'] || img
+      alt = @params['alt']
+
+      if environment == 'ipfs'
+        alt = alt || "Link to image"
+        "<a href='#{url}'>#{alt}</a>"
+      else
+        "<a href='#{url}'>#{image_tag}</a>"
+      end
+    end
+    Liquid::Template.register_tag('linked_image', self)
+  end
 end
-- 
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