more to README

n0isiv · Aug 24, 2016 · 5c86e0b · 5c86e0b
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diff --git a/README.md b/README.md
@@ -96,7 +96,7 @@ config :pdf_generator,
 - `open_password`:    requires `pdftk`, password to encrypt PDFs with
 - `edit_password`:    requires `pdftk`, sets password for edit permissions on PDF
 - `shell_params`:     pass custom parameters to wkhtmltopdf. **CAUTION: BEWARE OF SHELL INJECTIONS!** 
-- `command_prefix`:   see "Running headless" above
+- `command_prefix`:   prefix wkhtmltopdf with some command (e.g. `xvfb-run`, `sudo` ..)
 - `delete_temporary`: immediately remove temp files after generation
 
 # Documentation

diff --git a/lib/pdf_generator.ex b/lib/pdf_generator.ex
@@ -67,8 +67,9 @@ defmodule PdfGenerator do
         # worker(TestApp.Worker, [arg1, arg2, arg3])
         worker(
           PdfGenerator.PathAgent, [[
-            wkhtml_path: Application.get_env(:pdf_generator, :wkhtml_path ),
-            pdftk_path:  Application.get_env(:pdf_generator, :pdftk_path  ),
+            wkhtml_path:    Application.get_env(:pdf_generator, :wkhtml_path),
+            pdftk_path:     Application.get_env(:pdf_generator, :pdftk_path),
+            command_prefix: Application.get_env(:pdf_generator, :command_prefix),
           ]]
         )
       ]