From 1b9ecedc6051bc2cbd5794738e44b2cc7c60b323 Mon Sep 17 00:00:00 2001
From: Gabriel Arazas <foodogsquared@foodogsquared.one>
Date: Sat, 11 Mar 2023 16:34:48 +0800
Subject: [PATCH] Update man inline macro with fixed service types instead of
 domain

---
 lib/asciidoctor/man-inline-macro/README.adoc  | 19 ++++++++++++++++---
 lib/asciidoctor/man-inline-macro/extension.rb | 15 +++++++++++++--
 2 files changed, 29 insertions(+), 5 deletions(-)

diff --git a/lib/asciidoctor/man-inline-macro/README.adoc b/lib/asciidoctor/man-inline-macro/README.adoc
index ce0ed01..22d4962 100644
--- a/lib/asciidoctor/man-inline-macro/README.adoc
+++ b/lib/asciidoctor/man-inline-macro/README.adoc
@@ -22,12 +22,25 @@ This attribute is another way to indicate the section in case you start to use m
 The value from `volnum` attribute has higher precedence.
 When both the positional argument and `volnum` attribute is passed, the `volnum` attribute will be used.
 
-- `domain` is the domain of the online manpage service.
-By default, it uses `manpages.debian.org`.
+- `service` is the domain of the online manpage service.
+Take note this attribute is only used in `html` backend.
++
+--
+This is an attribute that expects certain values:
+
+- `debian` uses https://manpages.debian.org.
+This is also the default service when no value is given.
+
+- `archlinux` uses https://man.archlinux.org.
+
+- `opensuse` uses https://manpages.opensuse.org.
+
+Any invalid value raises an error.
+--
 
 
 == Example usage
 
 - `man:crontab[5]` will link to the default manpage service with `crontab(5)` manual page.
 
-- `man:man[volnum=1, domain=man.archlinux.org/man]` will link to the link:https://man.archlinux.org/man/man.1[man manpage] from link:https://man.archlinux.org/[man.archlinux.org].
+- `man:man[volnum=1, service=archlinux]` will link to the link:https://man.archlinux.org/man/man.1[man manpage] from link:https://man.archlinux.org/[man.archlinux.org].
diff --git a/lib/asciidoctor/man-inline-macro/extension.rb b/lib/asciidoctor/man-inline-macro/extension.rb
index 8fe4142..fcdd79a 100644
--- a/lib/asciidoctor/man-inline-macro/extension.rb
+++ b/lib/asciidoctor/man-inline-macro/extension.rb
@@ -5,7 +5,7 @@ class ManInlineMacro < Asciidoctor::Extensions::InlineMacroProcessor
 
   named :man
   name_positional_attributes 'volnum'
-  default_attributes 'domain' => 'manpages.debian.org'
+  default_attributes 'service' => 'debian'
 
   def process(parent, target, attrs)
     doc = parent.document
@@ -13,7 +13,18 @@ class ManInlineMacro < Asciidoctor::Extensions::InlineMacroProcessor
     suffix = (volnum = attrs['volnum']) ? %((#{volnum})) : ''
 
     if doc.basebackend? 'html'
-      target = %(https://#{attrs['domain']}/#{manname}.#{volnum})
+      case attrs['service']
+      when 'debian'
+        domain = 'https://manpages.debian.org/'
+      when 'arch'
+        domain = 'https://man.archlinux.org/man'
+      when 'opensuse'
+        domain = 'https://manpages.opensuse.org/'
+      else
+        raise "no available manpage service #{attrs['service']}"
+      end
+
+      target = %(#{domain}/#{manname}.#{volnum})
       doc.register :links, target
       node = create_anchor parent, text, type: :link, target: target
     elsif doc.backend == 'manpage'