Add new API procedures for groups, roles and project permissions

doc/api-group-member-procedures.markdown

@@ -0,0 +1,152 @@
+Group Member API Procedures
+===========================
+
+### getGroupMembers
+
+- Purpose: **Get all members of a group**
+- Parameters:
+    - **group_id** (integer, required)
+- Result on success: **List of users**
+- Result on failure: **false**
+
+Request example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "method": "getGroupMembers",
+    "id": 1987176726,
+    "params": [
+        "1"
+    ]
+}
+```
+
+Response example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "id": 1987176726,
+    "result": [
+        {
+            "group_id": "1",
+            "user_id": "1",
+            "id": "1",
+            "username": "admin",
+            "is_ldap_user": "0",
+            "name": null,
+            "email": null,
+            "notifications_enabled": "0",
+            "timezone": null,
+            "language": null,
+            "disable_login_form": "0",
+            "notifications_filter": "4",
+            "nb_failed_login": "0",
+            "lock_expiration_date": "0",
+            "is_project_admin": "0",
+            "gitlab_id": null,
+            "role": "app-admin"
+        }
+    ]
+}
+```
+
+### addGroupMember
+
+- Purpose: **Add a user to a group**
+- Parameters:
+    - **group_id** (integer, required)
+    - **user_id** (integer, required)
+- Result on success: **true**
+- Result on failure: **false**
+
+Request example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "method": "addGroupMember",
+    "id": 1589058273,
+    "params": [
+        1,
+        1
+    ]
+}
+```
+
+Response example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "id": 1589058273,
+    "result": true
+}
+```
+
+### removeGroupMember
+
+- Purpose: **Remove a user from a group**
+- Parameters:
+    - **group_id** (integer, required)
+    - **user_id** (integer, required)
+- Result on success: **true**
+- Result on failure: **false**
+
+Request example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "method": "removeGroupMember",
+    "id": 1730416406,
+    "params": [
+        1,
+        1
+    ]
+}
+```
+
+Response example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "id": 1730416406,
+    "result": true
+}
+```
+
+### isGroupMember
+
+- Purpose: **Check if a user is member of a group**
+- Parameters:
+    - **group_id** (integer, required)
+    - **user_id** (integer, required)
+- Result on success: **true**
+- Result on failure: **false**
+
+Request example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "method": "isGroupMember",
+    "id": 1052800865,
+    "params": [
+        1,
+        1
+    ]
+}
+```
+
+Response example:
+
+```json
+{
+    "jsonrpc": "2.0",
+    "id": 1052800865,
+    "result": false
+}
+```