feat: allow admins to disable the chat window

The commit adds the option to allow instance admins to
enable or disbale the chat window at the bottom right
of the page. By default the chat window is enabled.

This resolves dananglin/pleroma-ansible-playbook#10

roles/init/defaults/main.yml

@@ -14,6 +14,7 @@ pleroma_defaults:
     remotePostRetentionDays: 90
     logLevel: info
     federating: "true"
+    chatEnabled: "true"
     mrf:
       simplePolicy:
         reject: []

roles/pleroma-main/handlers/main.yml

@@ -0,0 +1,4 @@
+- name: restart pleroma
+  service:
+    name: pleroma
+    state: restarted

roles/pleroma-main/tasks/main.yml

@@ -140,6 +140,7 @@
     find /tmp/release/ -mindepth 1 -maxdepth 1 | xargs -I dir mv dir {{ pleroma_user.home }}
   args:
     creates: "{{ pleroma_user.home }}/bin/pleroma"
+  notify: "restart pleroma"
   when: enable_pleroma_installation is defined
 
 - name: Ensuring the configuration file is set.
@@ -149,6 +150,7 @@
     owner: "{{ pleroma_user.name }}"
     group: "{{ pleroma_user.group }}"
     mode: '0400'
+  notify: "restart pleroma"
 
 - name: Running database migrations.
   command:
@@ -171,6 +173,7 @@
     owner: "{{ pleroma_user.name }}"
     group: "{{ pleroma_user.group }}"
     mode: '0400'
+  notify: "restart pleroma"
   when: pleroma.config.frontend.background|length
 
 - name: Ensuring that the custom themes are uploaded.
@@ -198,12 +201,12 @@
     owner: root
     group: root
     mode: '0700'
+  notify: "restart pleroma"
 
-- name: Ensuring that the Pleroma service is enabled and started.
+- name: Ensuring that the Pleroma service is enabled.
   service:
     name: pleroma
     enabled: yes
-    state: started
 
 - name: Cleaning up
   file:

roles/pleroma-main/templates/etc_pleroma_config.exs.j2

@@ -110,3 +110,5 @@ config :pleroma, :mrf_simple,
     "{{ item }}"{{ "," if not loop.last else "" }}
   {% endfor %}
   ]
+
+config :pleroma, :chat, enabled: {{ pleroma.config.chatEnabled }}