Add self-building support to matrix-email2matrix

roles/matrix-email2matrix/tasks/setup_install.yml

@@ -8,8 +8,10 @@
     owner: "{{ matrix_user_username }}"
     group: "{{ matrix_user_groupname }}"
   with_items:
-    - "{{ matrix_email2matrix_base_path }}"
-    - "{{ matrix_email2matrix_config_dir_path }}"
+    - { path: "{{ matrix_email2matrix_base_path }}", when: true }
+    - { path: "{{ matrix_email2matrix_config_dir_path }}", when: true }
+    - { path: "{{ matrix_email2matrix_docker_src_files_path }}", when: "{{ matrix_email2matrix_container_image_self_build }}"}
+  when: "item.when|bool"
 
 - name: Ensure Email2Matrix configuration file created
   template:
@@ -25,6 +27,28 @@
     source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
     force_source: "{{ matrix_email2matrix_docker_image_force_pull if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
     force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_email2matrix_docker_image_force_pull }}"
+  when: "not matrix_email2matrix_container_image_self_build|bool"
+
+- name: Ensure Email2Matrix repository is present on self-build
+  git:
+    repo: "{{ matrix_email2matrix_container_image_self_build_repo }}"
+    dest: "{{ matrix_email2matrix_docker_src_files_path }}"
+    version: "{{ matrix_email2matrix_container_image_self_build_branch }}"
+    force: "yes"
+  register: matrix_email2matrix_git_pull_results
+  when: "matrix_email2matrix_container_image_self_build|bool"
+
+- name: Ensure Email2Matrix Docker image is built
+  docker_image:
+    name: "{{ matrix_email2matrix_docker_image }}"
+    source: build
+    force_source: "{{ matrix_email2matrix_git_pull_results.changed if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
+    force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_email2matrix_git_pull_results.changed }}"
+    build:
+      dockerfile: etc/docker/Dockerfile
+      path: "{{ matrix_email2matrix_docker_src_files_path }}"
+      pull: yes
+  when: "matrix_email2matrix_container_image_self_build|bool"
 
 - name: Ensure matrix-email2matrix.service installed
   template: