v0.1 Add softdeldeletedposts.rb

softdeldeletedposts.rb

@@ -0,0 +1,170 @@
+# Federated Computer, Inc.
+# David Sainty <saint@federated.computer>  2024 A.D.
+# Gossamer Threads to Discourse -- Soft Deletion of Marked-As-Deleted Posts
+# v0.1 Move from destroy to soft deletion.
+
+require 'mysql2'
+require 'active_record'
+
+# require 'concurrent-ruby'
+require File.expand_path("../../../../config/environment", __FILE__)
+require File.expand_path("../../../../script/import_scripts/base", __FILE__)
+
+class GossamerForumsSoftDelDeletedPosts < ImportScripts::Base
+  def initialize
+    super
+      begin
+        # Initialize MySQL client to connect to Gossamer Forums database
+        @mysql_client = Mysql2::Client.new(
+          host: "slowtwitch.northend.network",
+          username: "admin",
+          password: "yxnh93Ybbz2Nm8#mp28zCVv",
+          database: "slowtwitch"
+        )
+      rescue Mysql2::Error => e
+        puts "Error connecting to MySQL: #{e.message}"
+        exit 1
+      end
+  end
+
+  # Define a method to find a post by custom field
+  def find_post_by_custom_field(post_id)
+    puts "SoftDelDeletedPosts: Searching for post with original_gossamer_id: #{post_id}"
+  
+    post_custom_field = PostCustomField.find_by(name: 'original_gossamer_id', value: post_id.to_s)
+  
+    if post_custom_field
+      post = post_custom_field.post
+      puts "SoftDelDeletedPosts: Found post with id: #{post.id}"
+      post
+    else
+      puts "SoftDelDeletedPosts: No post found with original_gossamer_id: #{post_id}"
+      nil
+    end
+  end
+
+  # Soft delete the post, whether topic post (OP) or reply post
+  def soft_delete_post(post, deleted_by_id)
+    if post.deleted_at.nil?
+      # Get the post's owner and topic information
+      user = User.find_by(id: post.user_id)  # Fetch user details
+      topic = Topic.find_by(id: post.topic_id)  # Fetch topic details
+  
+      # Display post, user, and topic information
+      puts "DELETING POST: SoftDelDeletedPosts: Soft deleting post with id: #{post.id}"
+      puts " - Post owner: #{user.username} (ID: #{user.id})"
+      puts " - Topic title: '#{topic.title}' (Topic ID: #{topic.id})"
+  
+      # Perform the soft delete by updating the fields
+      post.update(deleted_at: Time.now, deleted_by_id: deleted_by_id)
+    else
+      puts "SoftDelDeletedPosts: Post with id: #{post.id} is already soft deleted."
+    end
+  end
+
+  # Define the method to delete posts based on the Gossamer Forums flag
+  def soft_del_deleted_posts_from_gossamer_with_user(username)
+ 
+    # Query the user ID from the legacy MySQL database
+    user_result = @mysql_client.query("SELECT user_id FROM gforum_User WHERE user_username = '#{username}' LIMIT 1")
+    user_id_row = user_result.first
+    if user_id_row.nil?
+      puts "DiscourseDeletedPosts: No user found with username: #{username}"
+      return
+    end
+    user_id = user_id_row['user_id']
+
+    # Find all posts marked as deleted by the given user
+    posts_result = @mysql_client.query("SELECT post_id FROM gforum_Post WHERE post_deleted = 1 AND user_id_fk = #{user_id}")
+
+    # "admin" user is ID 1, so set as the one performing the deletions
+    deleted_by_id = 1
+
+    posts_result.each do |legacy_post|
+      post_id = legacy_post['post_id']
+
+      # Look for the post in Discourse by custom field
+      post = find_post_by_custom_field(post_id)
+  
+      if post
+        # Soft delete only the individual post (whether topic post / OP or a reply post)
+        soft_delete_post(post, deleted_by_id)
+      end
+    end
+  end
+
+# Define the method to reverse (soft undelete) the soft deletion
+def soft_undelete_post(post)
+  if post.deleted_at.present?
+    # Get the post's owner and topic information
+    user = User.find_by(id: post.user_id)  # Fetch user details
+    topic = Topic.find_by(id: post.topic_id)  # Fetch topic details
+
+    # Display post, user, and topic information
+    puts "RESTORING POST: SoftDelDeletedPosts: Soft undeleting post with id: #{post.id}"
+    puts " - Post owner: #{user.username} (ID: #{user.id})"
+    puts " - Topic title: '#{topic.title}' (Topic ID: #{topic.id})"
+
+    # Reverse the soft delete by setting deleted_at and deleted_by_id to nil
+    post.update(deleted_at: nil, deleted_by_id: nil)
+  else
+    puts "SoftDelDeletedPosts: Post with id: #{post.id} is not soft deleted."
+  end
+end
+
+# Define the method to reverse the soft deletion for all legacy posts
+def soft_undelete_all_deleted_posts
+  # Query the legacy database for posts marked as deleted
+  posts_result = @mysql_client.query("SELECT post_id FROM gforum_Post WHERE post_deleted = 1")
+
+  posts_result.each do |legacy_post|
+    post_id = legacy_post['post_id']
+
+    # Look for the post in Discourse by custom field
+    post = find_post_by_custom_field(post_id)
+
+    if post
+      # Reverse the soft deletion (restore the post)
+      soft_undelete_post(post)
+    end
+  end
+end
+
+  # Define the method to delete posts based on the Gossamer Forums flag
+  def soft_del_all_deleted_posts
+
+    # Find all posts marked as deleted by the given user
+    posts_result = @mysql_client.query("SELECT post_id FROM gforum_Post WHERE post_deleted = 1")
+
+    # "admin" user is ID 1, so set as the one performing the deletions
+    deleted_by_id = 1
+
+    posts_result.each do |legacy_post|
+      post_id = legacy_post['post_id']
+
+      # Look for the post in Discourse by custom field
+      post = find_post_by_custom_field(post_id)
+
+      if post
+        # Soft delete only the individual post (whether topic post / OP or a reply post)
+        soft_delete_post(post, deleted_by_id)
+      end
+    end
+  end
+
+
+  def perform_deleted_soft_del
+    puts "Soft Del Deleted Posts beginning!"
+
+    ## soft_del_deleted_posts_from_gossamer_with_user('spudone')
+
+    ## soft_undelete_all_deleted_posts
+
+    soft_del_all_deleted_posts
+
+    puts "Soft Del Deleted Posts complete!"
+  end
+end
+
+GossamerForumsSoftDelDeletedPosts.new.perform_deleted_soft_del
+