Enable location sharing in Element

roles/custom/matrix-client-element/defaults/main.yml

@@ -135,3 +135,21 @@ matrix_client_element_configuration_extension: "{{ matrix_client_element_configu
 # Holds the final Element configuration (a combination of the default and its extension).
 # You most likely don't need to touch this variable. Instead, see `matrix_client_element_configuration_default`.
 matrix_client_element_configuration: "{{ matrix_client_element_configuration_default | combine(matrix_client_element_configuration_extension, recursive=True) }}"
+
+# Enable Element Location sharing functionality
+# More info: https://element.io/blog/element-launches-e2ee-location-sharing/
+# How to host your own map tile server: https://matrix.org/docs/guides/map-tile-server
+matrix_client_element_location_sharing: false
+matrix_client_element_location_map_style: "{{ lookup('template', 'templates/style.json.j2') }}"
+
+# Example tile servers configuration
+# matrix_client_element_location_map_tile_servers: ["https://tile.example.com/{z}/{x}/{y}.png"]
+# or
+# matrix_client_element_location_map_tile_servers: ["https://s1.example.com/{z}/{x}/{y}.png", "https://s2.example.com/{z}/{x}/{y}.png", "https://s3.example.com/{z}/{x}/{y}.png"]
+matrix_client_element_location_map_tile_servers: []
+
+# Map attribution (optional):
+# Attribution for OpenStreetMap would be like this:
+# matrix_client_element_location_map_attribution: "&copy; <a href=\"https://www.openstreetmap.org/copyright\" target=\"_blank\">OpenStreetMap</a> contributors"
+# Leave blank, if map does not require attribution.
+matrix_client_element_location_map_attribution: ""

roles/custom/matrix-client-element/tasks/setup_install.yml

@@ -69,6 +69,14 @@
     owner: "{{ matrix_user_username }}"
     group: "{{ matrix_user_groupname }}"
 
+- name: Ensure Element map style installed
+  ansible.builtin.copy:
+    content: "{{ matrix_client_element_location_map_style | to_nice_json }}"
+    dest: "{{ matrix_client_element_data_path }}/style.json"
+    mode: 0644
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
 - name: Ensure Element config files installed
   ansible.builtin.template:
     src: "{{ item.src }}"

roles/custom/matrix-client-element/tasks/validate_config.yml

@@ -8,6 +8,14 @@
   with_items:
     - "matrix_client_element_default_hs_url"
 
+- name: Fail if matrix_client_element_location_sharing is enabled, but matrix_client_element_location_map_tile_servers not defined
+  ansible.builtin.fail:
+    msg: >-
+      You need to define at least one map tile server.
+  when:
+    - matrix_client_element_location_sharing | bool
+    - matrix_client_element_location_map_tile_servers == []
+
 - name: (Deprecation) Catch and report riot-web variables
   ansible.builtin.fail:
     msg: >-

roles/custom/matrix-client-element/templates/config.json.j2

@@ -36,6 +36,9 @@
 	"jitsi": {
         "preferredDomain": {{ matrix_client_element_jitsi_preferredDomain|to_json }}
     },
+	{% endif %}
+	{% if matrix_client_element_location_sharing %}
+	"map_style_url": "https://{{ matrix_server_fqn_element }}/style.json",
 	{% endif %}
 	"branding": {
 		"authFooterLinks": {{ matrix_client_element_branding_authFooterLinks|to_json }},

roles/custom/matrix-client-element/templates/style.json.j2

@@ -0,0 +1,18 @@
+{
+    "layers": [
+        {
+            "id": "locallayer",
+            "source": "localsource",
+            "type": "raster"
+        }
+    ],
+    "sources": {
+        "localsource": {
+            "attribution": {{ matrix_client_element_location_map_attribution|to_json }},
+            "tileSize": 256,
+            "tiles": {{ matrix_client_element_location_map_tile_servers|to_json }},
+            "type": "raster"
+        }
+    },
+    "version": 8
+}

roles/custom/matrix-client-element/templates/systemd/matrix-client-element.service.j2

@@ -26,6 +26,9 @@ ExecStart={{ devture_systemd_docker_base_host_command_docker }} run --rm --name
 			--mount type=bind,src={{ matrix_client_element_data_path }}/nginx.conf,dst=/etc/nginx/nginx.conf,ro \
 			--mount type=bind,src={{ matrix_client_element_data_path }}/config.json,dst=/app/config.json,ro \
 			--mount type=bind,src={{ matrix_client_element_data_path }}/config.json,dst=/app/config.{{ matrix_server_fqn_element }}.json,ro \
+			{% if matrix_client_element_location_sharing %}
+			--mount type=bind,src={{ matrix_client_element_data_path }}/style.json,dst=/app/style.json,ro \
+			{% endif %}
 			{% if matrix_client_element_embedded_pages_home_path is not none %}
 			--mount type=bind,src={{ matrix_client_element_data_path }}/home.html,dst=/app/home.html,ro \
 			{% endif %}