From f1d8383c733f9b1112427c6bf7260039550f8386 Mon Sep 17 00:00:00 2001
From: James Smith <james@floppy.org.uk>
Date: Wed, 17 Jun 2026 17:47:49 +0100
Subject: [PATCH 1/2] Add Octoprint API print host

---
 app/services/print/octoprint_service.rb | 59 +++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 app/services/print/octoprint_service.rb

diff --git a/app/services/print/octoprint_service.rb b/app/services/print/octoprint_service.rb
new file mode 100644
index 000000000..a0d78a1a4
--- /dev/null
+++ b/app/services/print/octoprint_service.rb
@@ -0,0 +1,59 @@
+require "faraday"
+require "faraday/multipart"
+
+class Print::OctoprintService
+  # i18n-tasks-use t("print_hosts.protocols.octoprint")
+  PROTOCOL = "octoprint".freeze
+
+  INPUT_TYPES = [Mime[:gcode]].freeze
+
+  def initialize(print_host:)
+    @print_host = print_host
+  end
+
+  def ok?
+    response = connection.get(info_uri, {}, headers)
+    response.success?
+  rescue => ex
+    Rails.logger.warn(ex.message)
+    false
+  end
+
+  def upload(file:, start_print: true)
+    raise ArgumentError unless file.mime_type.to_sym == :gcode
+    connection.post(upload_uri, payload(file: file, start_print: start_print), headers)
+  end
+
+  private
+
+  def connection
+    Faraday.new do
+      it.request :multipart
+    end
+  end
+
+  def payload(file:, start_print: true)
+    {
+      print: start_print ? "true" : "false",
+      file: Faraday::Multipart::FilePart.new(
+        file.attachment.open,
+        file.mime_type.to_s,
+        file.filename
+      )
+    }
+  end
+
+  def info_uri
+    "#{@print_host.endpoint}/api/server"
+  end
+
+  def upload_uri
+    "#{@print_host.endpoint}/api/files/local"
+  end
+
+  def headers
+    {
+      "X-Api-Key" => @print_host.credentials
+    }.compact_blank
+  end
+end

From 3b8eb7ba5b17517395c113dc23c891e90c8c9b7d Mon Sep 17 00:00:00 2001
From: James Smith <james@floppy.org.uk>
Date: Wed, 17 Jun 2026 17:57:05 +0100
Subject: [PATCH 2/2] Add translation string for Octoprint name

---
 config/locales/cs.yml    | 1 +
 config/locales/de.yml    | 1 +
 config/locales/en.yml    | 1 +
 config/locales/es.yml    | 1 +
 config/locales/fr.yml    | 1 +
 config/locales/ja.yml    | 1 +
 config/locales/nl.yml    | 1 +
 config/locales/pl.yml    | 1 +
 config/locales/pt.yml    | 1 +
 config/locales/ru.yml    | 1 +
 config/locales/zh-CN.yml | 1 +
 11 files changed, 11 insertions(+)

diff --git a/config/locales/cs.yml b/config/locales/cs.yml
index 45712dcd7..0da389c49 100644
--- a/config/locales/cs.yml
+++ b/config/locales/cs.yml
@@ -1001,6 +1001,7 @@ cs:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/de.yml b/config/locales/de.yml
index 22a85d015..fd70d10e4 100644
--- a/config/locales/de.yml
+++ b/config/locales/de.yml
@@ -1005,6 +1005,7 @@ de:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 3cb3a9e5f..f0021334b 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1001,6 +1001,7 @@ en:
       sent: File sent to printer
     protocols:
       moonraker: Moonraker / Klipper
+      octoprint: Octoprint
     update:
       success: Printer created successfully
   renderer:
diff --git a/config/locales/es.yml b/config/locales/es.yml
index 5fa45e9e3..88ce5281b 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -1001,6 +1001,7 @@ es:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index a7b4299e4..84a7781dc 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -1003,6 +1003,7 @@ fr:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/ja.yml b/config/locales/ja.yml
index b3b9c9822..97822b600 100644
--- a/config/locales/ja.yml
+++ b/config/locales/ja.yml
@@ -1001,6 +1001,7 @@ ja:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/nl.yml b/config/locales/nl.yml
index 43c1691a5..8f3c5e13b 100644
--- a/config/locales/nl.yml
+++ b/config/locales/nl.yml
@@ -1001,6 +1001,7 @@ nl:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/pl.yml b/config/locales/pl.yml
index e7896c830..7bda1cc86 100644
--- a/config/locales/pl.yml
+++ b/config/locales/pl.yml
@@ -1001,6 +1001,7 @@ pl:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/pt.yml b/config/locales/pt.yml
index f8f187f51..57d11412b 100644
--- a/config/locales/pt.yml
+++ b/config/locales/pt.yml
@@ -1001,6 +1001,7 @@ pt:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/ru.yml b/config/locales/ru.yml
index e6168c3f7..89fefa357 100644
--- a/config/locales/ru.yml
+++ b/config/locales/ru.yml
@@ -1001,6 +1001,7 @@ ru:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer:
diff --git a/config/locales/zh-CN.yml b/config/locales/zh-CN.yml
index dd08e9ff7..63c5b76fa 100644
--- a/config/locales/zh-CN.yml
+++ b/config/locales/zh-CN.yml
@@ -1001,6 +1001,7 @@ zh-CN:
       sent:
     protocols:
       moonraker:
+      octoprint:
     update:
       success:
   renderer: