Add IP-based rules (#14963)

app/controllers/admin/ip_blocks_controller.rb

@@ -0,0 +1,56 @@
+# frozen_string_literal: true
+
+module Admin
+  class IpBlocksController < BaseController
+    def index
+      authorize :ip_block, :index?
+
+      @ip_blocks = IpBlock.page(params[:page])
+      @form      = Form::IpBlockBatch.new
+    end
+
+    def new
+      authorize :ip_block, :create?
+
+      @ip_block = IpBlock.new(ip: '', severity: :no_access, expires_in: 1.year)
+    end
+
+    def create
+      authorize :ip_block, :create?
+
+      @ip_block = IpBlock.new(resource_params)
+
+      if @ip_block.save
+        log_action :create, @ip_block
+        redirect_to admin_ip_blocks_path, notice: I18n.t('admin.ip_blocks.created_msg')
+      else
+        render :new
+      end
+    end
+
+    def batch
+      @form = Form::IpBlockBatch.new(form_ip_block_batch_params.merge(current_account: current_account, action: action_from_button))
+      @form.save
+    rescue ActionController::ParameterMissing
+      flash[:alert] = I18n.t('admin.ip_blocks.no_ip_block_selected')
+    rescue Mastodon::NotPermittedError
+      flash[:alert] = I18n.t('admin.custom_emojis.not_permitted')
+    ensure
+      redirect_to admin_ip_blocks_path
+    end
+
+    private
+
+    def resource_params
+      params.require(:ip_block).permit(:ip, :severity, :comment, :expires_in)
+    end
+
+    def action_from_button
+      'delete' if params[:delete]
+    end
+
+    def form_ip_block_batch_params
+      params.require(:form_ip_block_batch).permit(ip_block_ids: [])
+    end
+  end
+end