Merge branch 'blender-v4.2-release'

scripts/addons_core/bl_pkg/bl_extension_ops.py

@@ -1273,6 +1273,51 @@ class EXTENSIONS_OT_repo_refresh_all(Operator):
         return {'FINISHED'}
 
 
+# Show a dialog when dropping a URL from an unknown repository,
+# with the option to add the repository.
+class EXTENSIONS_OT_repo_add_from_drop(Operator):
+    bl_idname = "extensions.repo_add_from_drop"
+    bl_label = "Add Repository Drop"
+    bl_options = {'INTERNAL'}
+
+    url: rna_prop_url
+
+    def invoke(self, context, _event):
+        wm = context.window_manager
+
+        wm.invoke_props_dialog(
+            self,
+            width=400,
+            confirm_text="Add Repository",
+            title="Unknown Repository",
+        )
+
+        return {'RUNNING_MODAL'}
+
+    def execute(self, context):
+        # Open an "Add Remote Repository" popup with the URL pre-filled.
+        bpy.ops.preferences.extension_repo_add('INVOKE_DEFAULT', type='REMOTE', remote_url=self.url)
+        return {'CANCELLED'}
+
+    def draw(self, context):
+        url = self.url
+        # Skip the URL prefix scheme, e.g. `https://` for less "noisy" outpout.
+        url_split = url.partition("://")
+        url_for_display = url_split[2] if url_split[2] else url
+
+        layout = self.layout
+        col = layout.column()
+        lines = (
+            iface_("The dropped URL comes from an unknown repository from:"),
+            url_for_display,
+            iface_("You may optionally add this repository now."),
+            iface_("Once the repository has been created the URL"),
+            iface_("will need to be dropped again."),
+        )
+        for line in lines:
+            col.label(text=line, translate=False)
+
+
 class EXTENSIONS_OT_package_upgrade_all(Operator, _ExtCmdMixIn):
     """Upgrade all the extensions to their latest version for all the remote repositories"""
     bl_idname = "extensions.package_upgrade_all"
@@ -2191,7 +2236,11 @@ class EXTENSIONS_OT_package_install(Operator, _ExtCmdMixIn):
         repo_index, repo_name, pkg_id, item_remote, item_local = extension_url_find_repo_index_and_pkg_id(url)
 
         if repo_index == -1:
-            self.report({'ERROR'}, "Extension: URL not found in remote repositories!\n{:s}".format(url))
+            # The `remote_url` may not be defined, in this case there is not much we can do.
+            if not remote_url:
+                self.report({'ERROR'}, "Extension: URL not found in remote repositories!\n{:s}".format(url))
+            else:
+                bpy.ops.extensions.repo_add_from_drop('INVOKE_DEFAULT', url=remote_url)
             return {'CANCELLED'}
 
         if item_local is not None:
@@ -2765,6 +2814,7 @@ classes = (
     EXTENSIONS_OT_repo_sync,
     EXTENSIONS_OT_repo_sync_all,
     EXTENSIONS_OT_repo_refresh_all,
+    EXTENSIONS_OT_repo_add_from_drop,
 
     EXTENSIONS_OT_package_install_files,
     EXTENSIONS_OT_package_install,