import functools import os.path import urllib.parse from pathlib import Path from typing import Optional, Union from dataclasses import dataclass from modules import shared, ui_extra_networks_user_metadata, errors, extra_networks, util from modules.images import read_info_from_image, save_image_with_geninfo import gradio as gr import json import html from fastapi.exceptions import HTTPException from modules.infotext_utils import image_from_url_text extra_pages = [] allowed_dirs = set() default_allowed_preview_extensions = ["png", "jpg", "jpeg", "webp", "gif"] @functools.cache def allowed_preview_extensions_with_extra(extra_extensions=None): return set(default_allowed_preview_extensions) | set(extra_extensions or []) def allowed_preview_extensions(): return allowed_preview_extensions_with_extra((shared.opts.samples_format, )) @dataclass class ExtraNetworksItem: """Wrapper for dictionaries representing ExtraNetworks items.""" item: dict def get_tree(paths: Union[str, list[str]], items: dict[str, ExtraNetworksItem]) -> dict: """Recursively builds a directory tree. Args: paths: Path or list of paths to directories. These paths are treated as roots from which the tree will be built. items: A dictionary associating filepaths to an ExtraNetworksItem instance. Returns: The result directory tree. """ if isinstance(paths, (str,)): paths = [paths] def _get_tree(_paths: list[str], _root: str): _res = {} for path in _paths: relpath = os.path.relpath(path, _root) if os.path.isdir(path): dir_items = os.listdir(path) # Ignore empty directories. if not dir_items: continue dir_tree = _get_tree([os.path.join(path, x) for x in dir_items], _root) # We only want to store non-empty folders in the tree. if dir_tree: _res[relpath] = dir_tree else: if path not in items: continue # Add the ExtraNetworksItem to the result. _res[relpath] = items[path] return _res res = {} # Handle each root directory separately. # Each root WILL have a key/value at the root of the result dict though # the value can be an empty dict if the directory is empty. We want these # placeholders for empty dirs so we can inform the user later. for path in paths: root = os.path.dirname(path) relpath = os.path.relpath(path, root) # Wrap the path in a list since that is what the `_get_tree` expects. res[relpath] = _get_tree([path], root) if res[relpath]: # We need to pull the inner path out one for these root dirs. res[relpath] = res[relpath][relpath] return res def register_page(page): """registers extra networks page for the UI; recommend doing it in on_before_ui() callback for extensions""" extra_pages.append(page) allowed_dirs.clear() allowed_dirs.update(set(sum([x.allowed_directories_for_previews() for x in extra_pages], []))) def fetch_file(filename: str = ""): from starlette.responses import FileResponse if not os.path.isfile(filename): raise HTTPException(status_code=404, detail="File not found") if not any(Path(x).absolute() in Path(filename).absolute().parents for x in allowed_dirs): raise ValueError(f"File cannot be fetched: {filename}. Must be in one of directories registered by extra pages.") ext = os.path.splitext(filename)[1].lower()[1:] if ext not in allowed_preview_extensions(): raise ValueError(f"File cannot be fetched: {filename}. Extensions allowed: {allowed_preview_extensions()}.") # would profit from returning 304 return FileResponse(filename, headers={"Accept-Ranges": "bytes"}) def get_metadata(page: str = "", item: str = ""): from starlette.responses import JSONResponse page = next(iter([x for x in extra_pages if x.name == page]), None) if page is None: return JSONResponse({}) metadata = page.metadata.get(item) if metadata is None: return JSONResponse({}) return JSONResponse({"metadata": json.dumps(metadata, indent=4, ensure_ascii=False)}) def get_single_card(page: str = "", tabname: str = "", name: str = ""): from starlette.responses import JSONResponse page = next(iter([x for x in extra_pages if x.name == page]), None) try: item = page.create_item(name, enable_filter=False) page.items[name] = item except Exception as e: errors.display(e, "creating item for extra network") item = page.items.get(name) page.read_user_metadata(item, use_cache=False) item_html = page.create_item_html(tabname, item, shared.html("extra-networks-card.html")) return JSONResponse({"html": item_html}) def add_pages_to_demo(app): app.add_api_route("/sd_extra_networks/thumb", fetch_file, methods=["GET"]) app.add_api_route("/sd_extra_networks/metadata", get_metadata, methods=["GET"]) app.add_api_route("/sd_extra_networks/get-single-card", get_single_card, methods=["GET"]) def quote_js(s): s = s.replace('\\', '\\\\') s = s.replace('"', '\\"') return f'"{s}"' class ExtraNetworksPage: def __init__(self, title): self.title = title self.name = title.lower() # This is the actual name of the extra networks tab (not txt2img/img2img). self.extra_networks_tabname = self.name.replace(" ", "_") self.allow_prompt = True self.allow_negative_prompt = False self.metadata = {} self.items = {} self.lister = util.MassFileLister() # HTML Templates self.pane_tpl = shared.html("extra-networks-pane.html") self.card_tpl = shared.html("extra-networks-card.html") self.btn_tree_tpl = shared.html("extra-networks-tree-button.html") self.btn_copy_path_tpl = shared.html("extra-networks-copy-path-button.html") self.btn_metadata_tpl = shared.html("extra-networks-metadata-button.html") self.btn_edit_item_tpl = shared.html("extra-networks-edit-item-button.html") def refresh(self): pass def read_user_metadata(self, item, use_cache=True): filename = item.get("filename", None) metadata = extra_networks.get_user_metadata(filename, lister=self.lister if use_cache else None) desc = metadata.get("description", None) if desc is not None: item["description"] = desc item["user_metadata"] = metadata def link_preview(self, filename): quoted_filename = urllib.parse.quote(filename.replace('\\', '/')) mtime, _ = self.lister.mctime(filename) return f"./sd_extra_networks/thumb?filename={quoted_filename}&mtime={mtime}" def search_terms_from_path(self, filename, possible_directories=None): abspath = os.path.abspath(filename) for parentdir in (possible_directories if possible_directories is not None else self.allowed_directories_for_previews()): parentdir = os.path.dirname(os.path.abspath(parentdir)) if abspath.startswith(parentdir): return os.path.relpath(abspath, parentdir) return "" def create_item_html( self, tabname: str, item: dict, template: Optional[str] = None, ) -> Union[str, dict]: """Generates HTML for a single ExtraNetworks Item. Args: tabname: The name of the active tab. item: Dictionary containing item information. template: Optional template string to use. Returns: If a template is passed: HTML string generated for this item. Can be empty if the item is not meant to be shown. If no template is passed: A dictionary containing the generated item's attributes. """ preview = item.get("preview", None) style_height = f"height: {shared.opts.extra_networks_card_height}px;" if shared.opts.extra_networks_card_height else '' style_width = f"width: {shared.opts.extra_networks_card_width}px;" if shared.opts.extra_networks_card_width else '' style_font_size = f"font-size: {shared.opts.extra_networks_card_text_scale*100}%;" card_style = style_height + style_width + style_font_size background_image = f'' if preview else '' onclick = item.get("onclick", None) if onclick is None: # Don't quote prompt/neg_prompt since they are stored as js strings already. onclick_js_tpl = "cardClicked('{tabname}', {prompt}, {neg_prompt}, {allow_neg});" onclick = onclick_js_tpl.format( **{ "tabname": tabname, "prompt": item["prompt"], "neg_prompt": item.get("negative_prompt", "''"), "allow_neg": str(self.allow_negative_prompt).lower(), } ) onclick = html.escape(onclick) btn_copy_path = self.btn_copy_path_tpl.format(**{"filename": item["filename"]}) btn_metadata = "" metadata = item.get("metadata") if metadata: btn_metadata = self.btn_metadata_tpl.format( **{ "extra_networks_tabname": self.extra_networks_tabname, "name": html.escape(item["name"]), } ) btn_edit_item = self.btn_edit_item_tpl.format( **{ "tabname": tabname, "extra_networks_tabname": self.extra_networks_tabname, "name": html.escape(item["name"]), } ) local_path = "" filename = item.get("filename", "") for reldir in self.allowed_directories_for_previews(): absdir = os.path.abspath(reldir) if filename.startswith(absdir): local_path = filename[len(absdir):] # if this is true, the item must not be shown in the default view, and must instead only be # shown when searching for it if shared.opts.extra_networks_hidden_models == "Always": search_only = False else: search_only = "/." in local_path or "\\." in local_path if search_only and shared.opts.extra_networks_hidden_models == "Never": return "" sort_keys = " ".join( [ f'data-sort-{k}="{html.escape(str(v))}"' for k, v in item.get("sort_keys", {}).items() ] ).strip() search_terms_html = "" search_term_template = "" for search_term in item.get("search_terms", []): search_terms_html += search_term_template.format( **{ "class": f"search_terms{' search_only' if search_only else ''}", "search_term": search_term, } ) # Some items here might not be used depending on HTML template used. args = { "background_image": background_image, "card_clicked": onclick, "copy_path_button": btn_copy_path, "description": (item.get("description", "") or "" if shared.opts.extra_networks_card_show_desc else ""), "edit_button": btn_edit_item, "local_preview": quote_js(item["local_preview"]), "metadata_button": btn_metadata, "name": html.escape(item["name"]), "prompt": item.get("prompt", None), "save_card_preview": html.escape(f"return saveCardPreview(event, '{tabname}', '{item['local_preview']}');"), "search_only": " search_only" if search_only else "", "search_terms": search_terms_html, "sort_keys": sort_keys, "style": card_style, "tabname": tabname, "extra_networks_tabname": self.extra_networks_tabname, } if template: return template.format(**args) else: return args def create_tree_dir_item_html( self, tabname: str, dir_path: str, content: Optional[str] = None, ) -> Optional[str]: """Generates HTML for a directory item in the tree. The generated HTML is of the format: ```html
  • ``` Args: tabname: The name of the active tab. dir_path: Path to the directory for this item. content: Optional HTML string that will be wrapped by this