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-rw-r--r--gn_auth/auth/authorisation/resources/models.py144
1 files changed, 112 insertions, 32 deletions
diff --git a/gn_auth/auth/authorisation/resources/models.py b/gn_auth/auth/authorisation/resources/models.py
index a4df363..27ef183 100644
--- a/gn_auth/auth/authorisation/resources/models.py
+++ b/gn_auth/auth/authorisation/resources/models.py
@@ -1,4 +1,6 @@
 """Handle the management of resources."""
+import logging
+from datetime import datetime
 from dataclasses import asdict
 from uuid import UUID, uuid4
 from functools import reduce, partial
@@ -14,10 +16,9 @@ from gn_auth.auth.authorisation.privileges import Privilege
 from gn_auth.auth.authorisation.checks import authorised_p
 from gn_auth.auth.errors import NotFoundError, AuthorisationError
 
-from .system.models import system_resource
-from .checks import authorised_for, authorised_for_spec
+from .common import assign_resource_owner_role
+from .checks import can_edit, authorised_for_spec
 from .base import Resource, ResourceCategory, resource_from_dbrow
-from .common import assign_resource_owner_role, grant_access_to_sysadmins
 from .groups.models import Group, is_group_leader
 from .inbredset.models import resource_data as inbredset_resource_data
 from .mrna import (
@@ -37,6 +38,9 @@ from .phenotypes.models import (
     unlink_data_from_resource as phenotype_unlink_data_from_resource)
 
 
+logger = logging.getLogger(__name__)
+
+
 @authorised_p(("group:resource:create-resource",),
               error_description="Insufficient privileges to create a resource",
               oauth2_scope="profile resource")
@@ -46,17 +50,20 @@ def create_resource(# pylint: disable=[too-many-arguments, too-many-positional-a
         resource_category: ResourceCategory,
         user: User,
         group: Group,
-        public: bool
+        public: bool,
+        created_at: datetime = datetime.now()
 ) -> Resource:
     """Create a resource item."""
     def __create_resource__(cursor: db.DbCursor) -> Resource:
         resource = Resource(uuid4(), resource_name, resource_category, public)
         cursor.execute(
-            "INSERT INTO resources VALUES (?, ?, ?, ?)",
+            "INSERT INTO resources VALUES (?, ?, ?, ?, ?, ?)",
             (str(resource.resource_id),
              resource_name,
              str(resource.resource_category.resource_category_id),
-             1 if resource.public else 0))
+             1 if resource.public else 0,
+             str(user.user_id),
+             created_at.timestamp()))
         # TODO: @fredmanglis,@rookie101
         # 1. Move the actions below into a (the?) hooks system
         # 2. Do more checks: A resource can have varying hooks depending on type
@@ -71,8 +78,6 @@ def create_resource(# pylint: disable=[too-many-arguments, too-many-positional-a
                        "VALUES (?, ?)",
                        (str(group.group_id), str(resource.resource_id)))
         assign_resource_owner_role(cursor, resource.resource_id, user.user_id)
-        grant_access_to_sysadmins(
-            cursor, resource.resource_id, system_resource(conn).resource_id)
 
         return resource
 
@@ -98,6 +103,27 @@ def delete_resource(conn: db.DbConnection, resource_id: UUID):
                        (str(resource_id),))
 
 
+def edit_resource(conn: db.DbConnection, resource_id: UUID, name: str) -> Resource:
+    """Edit basic resource details."""
+    with db.cursor(conn) as cursor:
+        cursor.execute("UPDATE resources SET resource_name=? "
+                       "WHERE resource_id=?",
+                       (name, str(resource_id)))
+        cursor.execute(
+            "SELECT r.*, rc.* FROM resources AS r "
+            "INNER JOIN resource_categories AS rc "
+            "ON r.resource_category_id=rc.resource_category_id "
+            "WHERE r.resource_id=?",
+            (str(resource_id),))
+        _resource = resource_from_dbrow(cursor.fetchone())
+        cursor.execute(
+            "SELECT u.* FROM resources AS r INNER JOIN users AS u "
+            "ON r.created_by=u.user_id WHERE r.resource_id=?",
+            (str(resource_id),))
+        return Resource.from_resource(
+            _resource, created_by=User.from_sqlite3_row(cursor.fetchone()))
+
+
 def resource_category_by_id(
         conn: db.DbConnection, category_id: UUID) -> ResourceCategory:
     """Retrieve a resource category by its ID."""
@@ -125,6 +151,18 @@ def resource_categories(conn: db.DbConnection) -> Sequence[ResourceCategory]:
             for row in cursor.fetchall())
     return tuple()
 
+
+def __fetch_creators__(cursor, creators_ids: tuple[str, ...]):
+    cursor.execute(
+            ("SELECT * FROM users "
+             f"WHERE user_id IN ({', '.join(['?'] * len(creators_ids))})"),
+            creators_ids)
+    return {
+        row["user_id"]: User.from_sqlite3_row(row)
+        for row in cursor.fetchall()
+    }
+
+
 def public_resources(conn: db.DbConnection) -> Sequence[Resource]:
     """List all resources marked as public"""
     categories = {
@@ -132,10 +170,19 @@ def public_resources(conn: db.DbConnection) -> Sequence[Resource]:
     }
     with db.cursor(conn) as cursor:
         cursor.execute("SELECT * FROM resources WHERE public=1")
-        results = cursor.fetchall()
+        resource_rows = tuple(cursor.fetchall())
+        _creators_ = __fetch_creators__(
+            cursor, tuple(row["created_by"] for row in resource_rows))
         return tuple(
-            Resource(UUID(row[0]), row[1], categories[row[2]], bool(row[3]))
-            for row in results)
+            Resource(
+                UUID(row[0]),
+                row[1],
+                categories[row[2]],
+                bool(row[3]),
+                created_by=_creators_[row["created_by"]],
+                created_at=datetime.fromtimestamp(row["created_at"]))
+            for row in resource_rows)
+
 
 def group_leader_resources(
         conn: db.DbConnection, user: User, group: Group,
@@ -155,22 +202,63 @@ def group_leader_resources(
                 for row in cursor.fetchall())
     return tuple()
 
-def user_resources(conn: db.DbConnection, user: User) -> Sequence[Resource]:
+
+def user_resources(
+        conn: db.DbConnection,
+        user: User,
+        start_at: int = 0,
+        count: int = 0,
+        text_filter: str = ""
+) -> tuple[Sequence[Resource], int]:
     """List the resources available to the user"""
-    with db.cursor(conn) as cursor:
-        cursor.execute(
-            ("SELECT DISTINCT(r.resource_id), r.resource_name,  "
-             "r.resource_category_id, r.public, rc.resource_category_key, "
-             "rc.resource_category_description "
+    text_filter = text_filter.strip()
+    query_template = ("SELECT %%COLUMNS%%  "
              "FROM user_roles AS ur "
              "INNER JOIN resources AS r ON ur.resource_id=r.resource_id "
              "INNER JOIN resource_categories AS rc "
              "ON r.resource_category_id=rc.resource_category_id "
-             "WHERE ur.user_id=?"),
+             "WHERE ur.user_id=? %%LIKE%% %%LIMITS%%")
+    with db.cursor(conn) as cursor:
+        cursor.execute(
+            query_template.replace(
+                "%%COLUMNS%%", "COUNT(DISTINCT(r.resource_id)) AS count"
+            ).replace(
+                "%%LIKE%%", ""
+            ).replace(
+                "%%LIMITS%%", ""),
             (str(user.user_id),))
+        _total_records = int(cursor.fetchone()["count"])
+        cursor.execute(
+            query_template.replace(
+                "%%COLUMNS%%",
+                "DISTINCT(r.resource_id), r.resource_name, "
+                "r.resource_category_id, r.public, r.created_by, r.created_at, "
+                "rc.resource_category_key, rc.resource_category_description"
+            ).replace(
+                "%%LIKE%%",
+                ("" if text_filter == "" else (
+                    "AND (r.resource_name LIKE ? OR "
+                    "rc.resource_category_key LIKE ? OR "
+                    "rc.resource_category_description LIKE ? )"))
+            ).replace(
+                "%%LIMITS%%",
+                ("" if count <= 0 else f"LIMIT {count} OFFSET {start_at}")),
+            (str(user.user_id),) + (
+                tuple() if text_filter == "" else
+                tuple(f"%{text_filter}%" for _ in range(0, 3))
+            ))
         rows = cursor.fetchall() or []
 
-    return tuple(resource_from_dbrow(row) for row in rows)
+        _creators_ = __fetch_creators__(
+            cursor, tuple(row["created_by"] for row in rows))
+
+    return tuple(
+        Resource.from_resource(
+            resource_from_dbrow(row),
+            created_by=_creators_[row["created_by"]],
+            created_at=datetime.fromtimestamp(row["created_at"])
+        ) for row in rows), _total_records
+
 
 
 def resource_data(conn, resource, offset: int = 0, limit: Optional[int] = None) -> tuple[dict, ...]:
@@ -243,12 +331,9 @@ def link_data_to_resource(
         data_link_ids: tuple[UUID, ...]
 ) -> tuple[dict, ...]:
     """Link data to resource."""
-    if not authorised_for(
-            conn, user, ("group:resource:edit-resource",),
-            (resource_id,))[resource_id]:
+    if not can_edit(conn, user.user_id, resource_id):
         raise AuthorisationError(
-            "You are not authorised to link data to resource with id "
-            f"{resource_id}")
+            "You are not authorised to link/unlink data to this resource.")
 
     resource = with_db_connection(partial(
         resource_by_id, user=user, resource_id=resource_id))
@@ -261,12 +346,9 @@ def link_data_to_resource(
 def unlink_data_from_resource(
         conn: db.DbConnection, user: User, resource_id: UUID, data_link_id: UUID):
     """Unlink data from resource."""
-    if not authorised_for(
-            conn, user, ("group:resource:edit-resource",),
-            (resource_id,))[resource_id]:
+    if not can_edit(conn, user.user_id, resource_id):
         raise AuthorisationError(
-            "You are not authorised to link data to resource with id "
-            f"{resource_id}")
+            "You are not authorised to link/unlink data this resource.")
 
     resource = with_db_connection(partial(
         resource_by_id, user=user, resource_id=resource_id))
@@ -359,9 +441,7 @@ def save_resource(
         conn: db.DbConnection, user: User, resource: Resource) -> Resource:
     """Update an existing resource."""
     resource_id = resource.resource_id
-    authorised = authorised_for(
-        conn, user, ("group:resource:edit-resource",), (resource_id,))
-    if authorised[resource_id]:
+    if can_edit(conn, user.user_id, resource_id):
         with db.cursor(conn) as cursor:
             cursor.execute(
                 "UPDATE resources SET "