From 1d8e31590010c47bd5f505170e6a27635da6e5d1 Mon Sep 17 00:00:00 2001
From: Matthew Heguy <plague006@gmail.com>
Date: Wed, 23 Jan 2019 18:34:29 -0500
Subject: [PATCH 1/2] Add revive ghosts

---
 features/admin_commands.lua | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/features/admin_commands.lua b/features/admin_commands.lua
index cb6f092c..fe67e8ff 100644
--- a/features/admin_commands.lua
+++ b/features/admin_commands.lua
@@ -241,6 +241,19 @@ local function teleport_command(args, player)
     end
 end
 
+--- Revives ghosts around the player
+local function revive_ghosts(args, player)
+    local radius = args.radius
+    local pos = player.position
+    for _, e in pairs(player.surface.find_entities_filtered {area = {{pos.x - radius, pos.y - radius}, {pos.x + radius, pos.y + radius}}}) do
+        if e.type == 'entity-ghost' then
+            e.revive()
+        else
+            e.health = 10000
+        end
+    end
+end
+
 -- Event registrations
 
 Event.add(defines.events.on_built_entity, built_entity)
@@ -376,3 +389,14 @@ Command.add(
     },
     teleport_command
 )
+
+Command.add(
+    'revive-ghosts',
+    {
+        description = 'Revives the ghosts within the provided radius around you',
+        arguments = {'radius'},
+        default_values = {radius = 10},
+        admin_only = true
+    },
+    revive_ghosts
+)

From 1ce121d4c75e740c680304eaa75ffa13781bf2fd Mon Sep 17 00:00:00 2001
From: Matthew Heguy <plague006@gmail.com>
Date: Wed, 30 Jan 2019 19:38:43 -0500
Subject: [PATCH 2/2] Ignore non-ghosts

---
 features/admin_commands.lua | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/features/admin_commands.lua b/features/admin_commands.lua
index fe67e8ff..9e239174 100644
--- a/features/admin_commands.lua
+++ b/features/admin_commands.lua
@@ -245,12 +245,8 @@ end
 local function revive_ghosts(args, player)
     local radius = args.radius
     local pos = player.position
-    for _, e in pairs(player.surface.find_entities_filtered {area = {{pos.x - radius, pos.y - radius}, {pos.x + radius, pos.y + radius}}}) do
-        if e.type == 'entity-ghost' then
-            e.revive()
-        else
-            e.health = 10000
-        end
+    for _, e in pairs(player.surface.find_entities_filtered {area = {{pos.x - radius, pos.y - radius}, {pos.x + radius, pos.y + radius}}, type = 'entity-ghost'}) do
+        e.revive()
     end
 end