dokuwiki: add ability to checkout custom theme repo

roles/dokuwiki/defaults/main.yml

@@ -3,3 +3,5 @@ dokuwiki__installpath: "/var/www/dokuwiki"
 dokuwiki__php_version: "{{ dokuwiki__php_versions[ansible_distribution + '-' + ansible_distribution_major_version] }}"
 dokuwiki__php_user: "www-data"
 dokuwiki__nginx_user: "nginx"
+dokuwiki__custom_theme_git_url: ""
+dokuwiki__custom_theme_name: ""

roles/dokuwiki/tasks/main.yml

@@ -42,3 +42,18 @@
     owner: root
     group: root
     mode: "0644"
+
+- name: checkout custom theme git repo
+  become: true
+  ansible.builtin.git:
+    repo: "{{ dokuwiki__custom_theme_git_url }}"
+    dest: "{{ dokuwiki__installpath }}/lib/tpl/{{ dokuwiki__custom_theme_name }}"
+    force: true
+    depth: 1
+    single_branch: true
+    track_submodules: true
+    accept_hostkey: true
+    accept_newhostkey: true
+  when:
+    - dokuwiki__custom_theme_git_url != ""
+    - dokuwiki__custom_theme_name != ""