0.46 More rewrite based on recent success with blocker.

plugin.first

@@ -0,0 +1,174 @@
+# plugins/discourse-legacy_links/plugin.rb
+
+# frozen_string_literal: true
+
+# name: discourse-legacy_links
+# about: A plugin to handle legacy Gossamer Forums URLs
+# version: 0.44
+# authors: saint@federated.computer
+# url: https://gitea.federated.computer/saint/discourse-legacy_links.git
+
+# enabled_site_setting :discourse_legacy_links_enabled
+
+after_initialize do
+
+  module ::DiscourseLegacyLinks
+    class Engine < ::Rails::Engine
+      engine_name "discourse_legacy_links"
+      isolate_namespace DiscourseLegacyLinks
+    end
+  end
+
+  require_dependency "application_controller"
+
+    # Define the custom controller, inheriting from Discourse's CustomPostController
+    # This gives us access to post-related functionality and user authentication
+#    class DiscourseLegacyLinks::CustomPostController < ::ApplicationController
+#   class LegacyLinksController::CustomPostController < ::ApplicationController
+#    class LegacyLinksController < ::ApplicationController::CustomPostController
+
+#      layout false
+
+      # Skip certain before_actions for our index method.
+      # This allows the route to be accessed directly via a browser
+##      skip_before_action :check_xhr, only: [:index2]
+##      skip_before_action :verify_authenticity_token, only: [:index2]
+#      skip_before_action :verify_authenticity_token
+#      skip_before_action :ensure_logged_in
+#      skip_before_action :redirect_to_login_if_required
+#      skip_before_action :check_xhr
+#      skip_before_action :ensure_staff
+
+      def index2
+        Rails.logger.warn "[WARN WARN WARN WARN WARN WARN WARN WARN WARN WARN AMDG JMJ PAX WARN WARN WARN WARN]"
+        render plain: "Test route JMJ"
+#        render html: '<h1>JMJ</h1>'
+      end
+
+      # Match URLs that include a post_id at the end or query parameter
+      # Main action triggered when the route is matched.
+      def index
+        Rails.logger.warn "[DEBUG] Reached the index action"
+
+        # Log all incoming parameters to see what's being passed
+        Rails.logger.warn "[DEBUG] Params: #{params.inspect}"
+        post_id = extract_post_id_from_request
+
+        if post_id
+          Rails.logger.warn "[DEBUG] Processing request for post_id: #{post_id}"
+          post = find_post_by_custom_field(post_id)
+          
+          if post
+            # Redirect to the post URL if found
+            Rails.logger.warn "[DEBUG] Redirecting to post with ID: #{post.id}"
+            # redirect_to post_url(post)
+            redirect_to_post(post)
+          else
+            # Return 404 if the post is not found
+            Rails.logger.warn "[ERROR] Post with original_gossamer_id #{post_id} not found"
+            render plain: 'Post not found', status: 404
+          end
+        else
+          # Handle cases where the post_id cannot be extracted
+          Rails.logger.warn "[ERROR] Could not extract post_id from the request"
+          render plain: 'Invalid URL', status: 400
+        end
+      end
+
+      private
+
+      # Extracts the post ID from the request URL or query string.
+      # Supports various formats of legacy forum URLs.
+      # @return [Integer, nil] The extracted post ID or nil if not found
+      def extract_post_id_from_request
+        # Check if post_id is passed as a query parameter (?post=post_id)
+        if params[:post_id]
+          post_id = params[:post_id].to_i
+          Rails.logger.warn "[DEBUG] Extracted post_id from query param: #{post_id}"
+          return post_id
+        end
+
+        # Check for post_id in the URL path (e.g., /forum/.../P12345/)
+        if match = request.path.match(%r{/forum/[^/]+/P(\d+)/?})
+          post_id = match[1].to_i
+          Rails.logger.warn "[DEBUG] Extracted post_id from URL path: #{post_id}"
+          return post_id
+        end
+
+        # Check for post_id in the query string (e.g., ?post=12345)
+        if match = request.query_string.match(/post=(\d+)/)
+          post_id = match[1].to_i
+          Rails.logger.warn "[DEBUG] Extracted post_id from query string (?post=): #{post_id}"
+          return post_id
+        end
+
+        # Check for parent_post_id in the query string (e.g., ?parent_post_id=12345)
+        if match = request.query_string.match(/parent_post_id=(\d+)/)
+          post_id = match[1].to_i
+          Rails.logger.warn "[DEBUG] Extracted parent_post_id from query string: #{post_id}"
+          return post_id
+        end
+
+        # If no post_id was found in any format
+        Rails.logger.warn "[DEBUG] Could not extract post_id from request"
+        nil
+      end
+
+      # Finds the Discourse post that has the specified custom field value.
+      # The custom field used is 'original_gossamer_id'.
+      # @param post_id [Integer] The extracted Gossamer forum post ID
+      # @return [Post, nil] The corresponding Discourse post or nil if not found
+      def find_post_by_custom_field(post_id)
+        Rails.logger.warn "[DEBUG] Searching for post with custom field 'original_gossamer_id' and value #{post_id}"
+
+        # Use ActiveRecord query to find the post by the custom field value
+        post = Post.joins(:topic_custom_fields)
+                   .where(topic_custom_fields: { name: 'original_gossamer_id', value: post_id.to_s })
+                   .first
+
+        if post
+          Rails.logger.warn "[DEBUG] Found post with ID: #{post.id} for original_gossamer_id: #{post_id}"
+        else
+          Rails.logger.warn "[DEBUG] No post found for original_gossamer_id: #{post_id}"
+        end
+
+        post
+      end
+
+      # Redirects to the specified Discourse post.
+      # @param post [Post] The Discourse post to redirect to
+      def redirect_to_post(post)
+        topic_url = "#{Discourse.base_url}/t/#{post.topic_id}/#{post.post_number}"
+        Rails.logger.warn "[DEBUG] Redirecting to topic URL: #{topic_url}"
+        redirect topic_url
+      end
+    end
+  end
+
+  Rails.logger.warn "[DEBUG DEBUG DEBUG DEBUG DEBUG WOW WOW WOW]"
+#  Rails.application.routes.routes.each do |route|
+#    Rails.logger.warn "[ROUTE] #{route.path.spec}"
+#  end
+#
+#  Discourse::Application.routes.append do
+#  Discourse::Application.routes.prepend do
+#    get '/forum/*path', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |req| !Permalink.exists?(url: req.path) }
+#    get '/forum', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |request| Rails.logger.warn("[DEBUG] NoStarForum Route matched: #{request.path}") }
+#    get '/forum/*path', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |request| Rails.logger.warn("[DEBUG] StarForum Route matched: #{request.path}") }
+#    get '/forum2', to: 'discourse_legacy_links/custom_post#index2', constraints: lambda { |request| Rails.logger.warn("[DEBUG] NoStarTestRoute Route matched: #{request.path}") }
+#    get '/forum2/*path', to: 'discourse_legacy_links/custom_post#index2', constraints: lambda { |request| Rails.logger.warn("[DEBUG] StarTestRoute Route matched: #{request.path}") }
+#    get '/forum2' => "'discourse_legacy_links/custom_post#index2'
+#    get '/forum/*path' => 'discourse_legacy_links/custom_post#index'
+#    get '/forum' => 'discourse_legacy_links/custom_post#index'
+
+#  # Register custom routes to handle legacy URLs
+#  DiscourseLegacyLinks::Engine.routes.draw do
+#    get "/forum2" => "legacy_links#index2"
+#  end
+
+#  Discourse::Application.routes.append do
+#    mount ::DiscourseLegacyLinks::Engine, at: "/"
+#  end
+
+end
+

plugin.rb

@@ -4,173 +4,109 @@
 
 # name: discourse-legacy_links
 # about: A plugin to handle legacy Gossamer Forums URLs
-# version: 0.41
+# version: 0.46
 # authors: saint@federated.computer
 # url: https://gitea.federated.computer/saint/discourse-legacy_links.git
 
-# require 'digest'
-
 # enabled_site_setting :discourse_legacy_links_enabled
 
-# after_initialize do
 after_initialize do
-
-#  require_dependency 'application_controller'
-
   module ::DiscourseLegacyLinks
     class Engine < ::Rails::Engine
       engine_name "discourse_legacy_links"
       isolate_namespace DiscourseLegacyLinks
     end
-
-    # Define the custom controller, inheriting from Discourse's CustomPostController
-    # This gives us access to post-related functionality and user authentication
-#    class DiscourseLegacyLinks::CustomPostController < ::ApplicationController
-    class LegacyLinksController::CustomPostController < ::ApplicationController
-#    class LegacyLinksController < ::ApplicationController::CustomPostController
-
-#      layout false
-
-      # Skip certain before_actions for our index method.
-      # This allows the route to be accessed directly via a browser
-##      skip_before_action :check_xhr, only: [:index2]
-##      skip_before_action :verify_authenticity_token, only: [:index2]
-#      skip_before_action :verify_authenticity_token
-#      skip_before_action :ensure_logged_in
-#      skip_before_action :redirect_to_login_if_required
-#      skip_before_action :check_xhr
-#      skip_before_action :ensure_staff
-
-      def index2
-        Rails.logger.warn "[WARN WARN WARN WARN WARN WARN WARN WARN WARN WARN AMDG JMJ PAX WARN WARN WARN WARN]"
-        render plain: "Test route JMJ"
-#        render html: '<h1>JMJ</h1>'
   end
 
-      # Match URLs that include a post_id at the end or query parameter
+  require_dependency "application_controller"
-      # Main action triggered when the route is matched.
+  class ::DiscourseLegacyLinks::LegacyLinksController < ::ApplicationController
-      def index
+    skip_before_action :check_xhr, only: [:index]
-        Rails.logger.warn "[DEBUG] Reached the index action"
+    
+    def index2
+      render plain: "Legacy Links from Discourse plugin! Current user: #{current_user&.username || 'Guest'}"
+    end
+
+    def index
+      Rails.logger.info("DiscourseLegacyLinks: Handling request for URL: #{request.original_url}")
 
-        # Log all incoming parameters to see what's being passed
-        Rails.logger.warn "[DEBUG] Params: #{params.inspect}"
       post_id = extract_post_id_from_request
 
       if post_id
-          Rails.logger.warn "[DEBUG] Processing request for post_id: #{post_id}"
+        Rails.logger.info("DiscourseLegacyLinks: Extracted post_id: #{post_id}")
         post = find_post_by_custom_field(post_id)
 
         if post
-            # Redirect to the post URL if found
+          Rails.logger.info("DiscourseLegacyLinks: Found matching post with id: #{post.id}")
-            Rails.logger.warn "[DEBUG] Redirecting to post with ID: #{post.id}"
-            # redirect_to post_url(post)
           redirect_to_post(post)
         else
-            # Return 404 if the post is not found
+          Rails.logger.warn("DiscourseLegacyLinks: No matching post found for post_id: #{post_id}")
-            Rails.logger.warn "[ERROR] Post with original_gossamer_id #{post_id} not found"
+          render_not_found
-            render plain: 'Post not found', status: 404
         end
       else
-          # Handle cases where the post_id cannot be extracted
+        Rails.logger.warn("DiscourseLegacyLinks: Unable to extract post_id from request")
-          Rails.logger.warn "[ERROR] Could not extract post_id from the request"
+        render_bad_request
-          render plain: 'Invalid URL', status: 400
       end
     end
 
     private
 
-      # Extracts the post ID from the request URL or query string.
+    # Attempts to extract a post ID from various parts of the request
-      # Supports various formats of legacy forum URLs.
-      # @return [Integer, nil] The extracted post ID or nil if not found
     def extract_post_id_from_request
-        # Check if post_id is passed as a query parameter (?post=post_id)
+      post_id = params[:post_id].presence ||
-        if params[:post_id]
+                request.path.match(%r{/forum/[^/]+/P(\d+)/?})&.[](1) ||
-          post_id = params[:post_id].to_i
+                request.query_string.match(/post=(\d+)/)&.[](1) ||
-          Rails.logger.warn "[DEBUG] Extracted post_id from query param: #{post_id}"
+                request.query_string.match(/parent_post_id=(\d+)/)&.[](1)
-          return post_id
+
+      Rails.logger.info("DiscourseLegacyLinks: Extracted raw post_id: #{post_id || 'nil'}")
+      post_id.to_i if post_id
     end
 
-        # Check for post_id in the URL path (e.g., /forum/.../P12345/)
+    # Finds a post by looking up the custom field on the associated topic
-        if match = request.path.match(%r{/forum/[^/]+/P(\d+)/?})
-          post_id = match[1].to_i
-          Rails.logger.warn "[DEBUG] Extracted post_id from URL path: #{post_id}"
-          return post_id
-        end
-
-        # Check for post_id in the query string (e.g., ?post=12345)
-        if match = request.query_string.match(/post=(\d+)/)
-          post_id = match[1].to_i
-          Rails.logger.warn "[DEBUG] Extracted post_id from query string (?post=): #{post_id}"
-          return post_id
-        end
-
-        # Check for parent_post_id in the query string (e.g., ?parent_post_id=12345)
-        if match = request.query_string.match(/parent_post_id=(\d+)/)
-          post_id = match[1].to_i
-          Rails.logger.warn "[DEBUG] Extracted parent_post_id from query string: #{post_id}"
-          return post_id
-        end
-
-        # If no post_id was found in any format
-        Rails.logger.warn "[DEBUG] Could not extract post_id from request"
-        nil
-      end
-
-      # Finds the Discourse post that has the specified custom field value.
-      # The custom field used is 'original_gossamer_id'.
-      # @param post_id [Integer] The extracted Gossamer forum post ID
-      # @return [Post, nil] The corresponding Discourse post or nil if not found
     def find_post_by_custom_field(post_id)
-        Rails.logger.warn "[DEBUG] Searching for post with custom field 'original_gossamer_id' and value #{post_id}"
+      Rails.logger.info("DiscourseLegacyLinks: Searching for post with original_gossamer_id: #{post_id}")
       
-        # Use ActiveRecord query to find the post by the custom field value
+      topic = Topic.joins(:custom_fields)
-        post = Post.joins(:topic_custom_fields)
                    .where(topic_custom_fields: { name: 'original_gossamer_id', value: post_id.to_s })
                    .first
 
-        if post
+      if topic
-          Rails.logger.warn "[DEBUG] Found post with ID: #{post.id} for original_gossamer_id: #{post_id}"
+        post = topic.posts.first
-        else
+        Rails.logger.info("DiscourseLegacyLinks: Found topic #{topic.id}, first post id: #{post&.id || 'nil'}")
-          Rails.logger.warn "[DEBUG] No post found for original_gossamer_id: #{post_id}"
-        end
-
         post
+      else
+        Rails.logger.warn("DiscourseLegacyLinks: No topic found with original_gossamer_id: #{post_id}")
+        nil
+      end
     end
 
-      # Redirects to the specified Discourse post.
+    # Redirects to the URL of the found post
-      # @param post [Post] The Discourse post to redirect to
     def redirect_to_post(post)
-        topic_url = "#{Discourse.base_url}/t/#{post.topic_id}/#{post.post_number}"
+      Rails.logger.info("DiscourseLegacyLinks: Redirecting to post URL: #{post.url}")
-        Rails.logger.warn "[DEBUG] Redirecting to topic URL: #{topic_url}"
+      redirect_to post.url, status: :moved_permanently
-        redirect topic_url
-      end
-    end
     end
 
-  Rails.logger.warn "[DEBUG DEBUG DEBUG DEBUG DEBUG WOW WOW WOW]"
+    # Renders a 404 Not Found response
-#  Rails.application.routes.routes.each do |route|
+    def render_not_found
-#    Rails.logger.warn "[ROUTE] #{route.path.spec}"
+      Rails.logger.info("DiscourseLegacyLinks: Rendering 404 Not Found")
-#  end
+      render plain: 'Post not found', status: :not_found
-#
+    end
-#  Discourse::Application.routes.append do
+
-#  Discourse::Application.routes.prepend do
+    # Renders a 400 Bad Request response
-#    get '/forum/*path', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |req| !Permalink.exists?(url: req.path) }
+    def render_bad_request
-#    get '/forum', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |request| Rails.logger.warn("[DEBUG] NoStarForum Route matched: #{request.path}") }
+      Rails.logger.info("DiscourseLegacyLinks: Rendering 400 Bad Request")
-#    get '/forum/*path', to: 'discourse_legacy_links/custom_post#index', constraints: lambda { |request| Rails.logger.warn("[DEBUG] StarForum Route matched: #{request.path}") }
+      render plain: 'Invalid URL', status: :bad_request
-#    get '/forum2', to: 'discourse_legacy_links/custom_post#index2', constraints: lambda { |request| Rails.logger.warn("[DEBUG] NoStarTestRoute Route matched: #{request.path}") }
+    end
-#    get '/forum2/*path', to: 'discourse_legacy_links/custom_post#index2', constraints: lambda { |request| Rails.logger.warn("[DEBUG] StarTestRoute Route matched: #{request.path}") }
+  end
-#    get '/forum2' => "'discourse_legacy_links/custom_post#index2'
+
-#    get '/forum/*path' => 'discourse_legacy_links/custom_post#index'
+#  Rails.logger.info("DiscourseLegacyLinks: initialistaion")
-#    get '/forum' => 'discourse_legacy_links/custom_post#index'
+
-
+  DiscourseLegacyLinks::Engine.routes.draw do
-#  # Register custom routes to handle legacy URLs
+    get "/legacy" => "legacy_links#index"
-#  DiscourseLegacyLinks::Engine.routes.draw do
+    get "/legacy/*path" => "legacy_links#index"
-#    get "/forum2" => "legacy_links#index2"
+  end
-#  end
+
-
+  Discourse::Application.routes.append do
-#  Discourse::Application.routes.append do
+    mount ::DiscourseLegacyLinks::Engine, at: "/"
-#    mount ::DiscourseLegacyLinks::Engine, at: "/"
+  end
-#  end
-
 end