Merge pull request #21 from Terranom674/fix/09629-stability-rollback

0.9.6.29: Shadowtree stabilisieren

include/nc_productive_ws.inc.php

@@ -62,18 +62,12 @@ SELECT id, dir, name
       OR LOWER(name) = LOWER(\''.$name_sql.'\')
     )
   ORDER BY CASE WHEN dir = \''.$dir_sql.'\' THEN 0 ELSE 1 END, id
+  LIMIT 1
 ;';
   $result = pwg_query($query);
-  $ids = array();
-  while ($row = pwg_db_fetch_assoc($result))
-  {
-    $ids[] = (int)$row['id'];
-  }
-  if (count($ids) > 1)
-  {
-    throw new RuntimeException('Albumzuordnung ist mehrdeutig fuer "'.$name.'".');
-  }
-  return count($ids) === 1 ? $ids[0] : null;
+  if (!pwg_db_num_rows($result)) return null;
+  $row = pwg_db_fetch_assoc($result);
+  return (int)$row['id'];
 }
 
 function bratonien_tools_nc_ensure_album_path($relative_dir, $excluded_site_id, array &$cache, array &$created_ids)
@@ -175,10 +169,6 @@ function bratonien_tools_ws_nc_sync_productive($params, &$service)
 
   try
   {
-    // Older WebDAV builds created a complete physical album tree for their own
-    // Piwigo site. Remove that technical duplicate first. The WebDAV files are
-    // placeholders and are rebuilt independently, therefore database deletion
-    // must not remove the actual Nextcloud originals.
     $counts['removed_duplicate_categories'] = bratonien_tools_nc_remove_storage_categories($site_id);
 
     list($dbnow) = pwg_db_fetch_row(pwg_query('SELECT NOW()'));
@@ -286,7 +276,6 @@ function bratonien_tools_ws_nc_sync_productive($params, &$service)
       $counts['new_elements'] = count($new_ids);
     }
 
-    // Refresh the normal file attributes for connector-managed images only.
     $updates = array();
     foreach ($all_ids as $id)
     {

main.inc.php

@@ -1,7 +1,7 @@
 <?php
 /*
 Plugin Name: Bratonien Tools
-Version: 0.9.6.28
+Version: 0.9.6.29
 Description: Erweiterbare Administrationswerkzeuge fuer die Bratonien-Piwigo-Installation.
 Plugin URI: https://github.com/Terranom674/Piwigo_Bratonien_Tools
 Author: Bratonien

runtime/lib/build_webdav_placeholder_source.py

@@ -3,7 +3,7 @@
 
 This creates only tiny placeholder files plus a metadata mapping; no Nextcloud
 original media is downloaded. The authenticated Nextcloud user is never used as
-an album name. Selecting the user's WebDAV root mirrors its children directly.
+an album name.
 """
 
 from __future__ import annotations
@@ -249,20 +249,32 @@ def main() -> int:
 
         for remote_root_raw in args.root:
             remote_root = validate_relative(remote_root_raw)
-            current, _ = client.list_collection(remote_root)
+            current, root_children = client.list_collection(remote_root)
             fileid = int(current["fileid"])
             if fileid in used_fileids:
                 fail(f"duplicate selected Nextcloud root fileid: {fileid}")
             used_fileids.add(fileid)
-            # An explicitly selected folder keeps its own name. The authenticated
-            # user's WebDAV root is transparent and must never become an album.
-            display = "" if remote_root == "" else (str(current.get("display_name", "")).strip() or PurePosixPath(remote_root).name)
             local_name = f"root-{fileid}"
             local_root = staging / local_name
             files, folders, skipped = build_root(client, remote_root, local_root, seed, mapping)
             total_files += files
             total_folders += folders
             total_skipped += skipped
+
+            if remote_root == "":
+                for child in sorted(root_children, key=lambda item: str(item.get("display_name", "")).casefold()):
+                    name = safe_local_name(str(child.get("display_name", "")))
+                    child_fileid = int(child.get("fileid", 0))
+                    if child_fileid < 1:
+                        fail(f"Nextcloud returned no stable fileid for root child {name!r}")
+                    child_path = source_dir / local_name / name
+                    if bool(child.get("is_dir")):
+                        manifest.append(f"webdav:{child_fileid}\tfolder\t{name}\t{child_path}")
+                    elif Path(name).suffix.lower() in SUPPORTED_IMAGE_EXTENSIONS:
+                        manifest.append(f"webdav:{child_fileid}\tfile\t{name}\t{child_path}")
+                continue
+
+            display = str(current.get("display_name", "")).strip() or PurePosixPath(remote_root).name
             manifest.append(f"webdav:{fileid}\tfolder\t{display}\t{source_dir / local_name}")
 
         if previous.exists():

runtime/lib/shadow_tree.py

@@ -79,23 +79,15 @@ def preferred_target(source_key: str, raw_name: str, parent_target: Path, old_ma
     return safe_name(raw_name)
 
 
-def mirror_directory(
-    source: Path,
-    target: Path,
-    source_key: str,
-    target_key: Path,
-    old_map: dict[str, str],
-    new_map: dict[str, str],
-    used: set[str] | None = None,
-) -> None:
+def mirror_directory(source: Path, target: Path, source_key: str, target_key: Path, old_map: dict[str, str], new_map: dict[str, str]) -> None:
     target.mkdir(parents=True, exist_ok=True)
-    used_names = used if used is not None else set()
+    used: set[str] = set()
     for child in sorted(source.iterdir(), key=lambda item: (item.name.casefold(), item.name)):
         if child.is_symlink():
             continue
         child_source_key = f"{source_key}/{child.name}"
         preferred = preferred_target(child_source_key, child.name, target_key, old_map)
-        child_name = unique_name(preferred, used_names, child.is_file())
+        child_name = unique_name(preferred, used, child.is_file())
         child_target = target / child_name
         child_target_key = target_key / child_name
         new_map[child_source_key] = child_target_key.as_posix()
@@ -128,26 +120,11 @@ def build(manifest: Path, destination: Path, state_file: Path) -> None:
 
     try:
         used_roots: set[str] = set()
-        transparent_roots = 0
         for entry in sorted(entries, key=lambda item: (item["display_name"].casefold(), item["share_id"])):
             source = Path(entry["source_path"])
             source_key = f"share:{entry['share_id']}"
-            is_file_share = entry["item_type"] == "file"
-
-            # Empty display_name is intentional: it represents the authenticated
-            # user's WebDAV root. Its children belong directly at destination;
-            # the Nextcloud username must never become an album wrapper.
-            if not is_file_share and entry["display_name"] == "":
-                transparent_roots += 1
-                if transparent_roots > 1:
-                    raise ValueError("only one transparent WebDAV root is allowed")
-                if not source.is_dir():
-                    raise FileNotFoundError(f"source is not a readable directory: {source}")
-                new_map[source_key] = "."
-                mirror_directory(source, staging, source_key, Path("."), old_map, new_map, used_roots)
-                continue
-
             preferred = preferred_target(source_key, entry["display_name"], Path("."), old_map)
+            is_file_share = entry["item_type"] == "file"
             root_name = unique_name(preferred, used_roots, is_file_share)
             root_key = Path(root_name)
             new_map[source_key] = root_key.as_posix()