321 lines
11 KiB
Python
321 lines
11 KiB
Python
import glob
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import os.path
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import urllib.parse
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from pathlib import Path
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from PIL import PngImagePlugin
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from modules import shared
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from modules.images import read_info_from_image
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import gradio as gr
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import json
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import html
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from modules.generation_parameters_copypaste import image_from_url_text
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extra_pages = []
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allowed_dirs = set()
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def register_page(page):
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"""registers extra networks page for the UI; recommend doing it in on_before_ui() callback for extensions"""
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extra_pages.append(page)
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allowed_dirs.clear()
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allowed_dirs.update(set(sum([x.allowed_directories_for_previews() for x in extra_pages], [])))
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def fetch_file(filename: str = ""):
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from starlette.responses import FileResponse
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if not any([Path(x).absolute() in Path(filename).absolute().parents for x in allowed_dirs]):
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raise ValueError(f"File cannot be fetched: {filename}. Must be in one of directories registered by extra pages.")
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ext = os.path.splitext(filename)[1].lower()
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if ext not in (".png", ".jpg", ".webp"):
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raise ValueError(f"File cannot be fetched: {filename}. Only png and jpg and webp.")
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# would profit from returning 304
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return FileResponse(filename, headers={"Accept-Ranges": "bytes"})
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def get_metadata(page: str = "", item: str = ""):
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from starlette.responses import JSONResponse
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page = next(iter([x for x in extra_pages if x.name == page]), None)
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if page is None:
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return JSONResponse({})
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metadata = page.metadata.get(item)
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if metadata is None:
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return JSONResponse({})
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return JSONResponse({"metadata": metadata})
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def add_pages_to_demo(app):
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app.add_api_route("/sd_extra_networks/thumb", fetch_file, methods=["GET"])
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app.add_api_route("/sd_extra_networks/metadata", get_metadata, methods=["GET"])
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class ExtraNetworksPage:
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def __init__(self, title):
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self.title = title
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self.name = title.lower()
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self.card_page = shared.html("extra-networks-card.html")
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self.allow_negative_prompt = False
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self.metadata = {}
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def refresh(self):
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pass
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def link_preview(self, filename):
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return "./sd_extra_networks/thumb?filename=" + urllib.parse.quote(filename.replace('\\', '/')) + "&mtime=" + str(os.path.getmtime(filename))
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def search_terms_from_path(self, filename, possible_directories=None):
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abspath = os.path.abspath(filename)
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for parentdir in (possible_directories if possible_directories is not None else self.allowed_directories_for_previews()):
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parentdir = os.path.abspath(parentdir)
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if abspath.startswith(parentdir):
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return abspath[len(parentdir):].replace('\\', '/')
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return ""
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def create_html(self, tabname):
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view = shared.opts.extra_networks_default_view
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items_html = ''
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self.metadata = {}
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subdirs = {}
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for parentdir in [os.path.abspath(x) for x in self.allowed_directories_for_previews()]:
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for x in glob.glob(os.path.join(parentdir, '**/*'), recursive=True):
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if not os.path.isdir(x):
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continue
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subdir = os.path.abspath(x)[len(parentdir):].replace("\\", "/")
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while subdir.startswith("/"):
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subdir = subdir[1:]
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is_empty = len(os.listdir(x)) == 0
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if not is_empty and not subdir.endswith("/"):
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subdir = subdir + "/"
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subdirs[subdir] = 1
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if subdirs:
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subdirs = {"": 1, **subdirs}
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subdirs_html = "".join([f"""
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<button class='lg secondary gradio-button custom-button{" search-all" if subdir=="" else ""}' onclick='extraNetworksSearchButton("{tabname}_extra_tabs", event)'>
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{html.escape(subdir if subdir!="" else "all")}
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</button>
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""" for subdir in subdirs])
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for item in self.list_items():
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metadata = item.get("metadata")
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if metadata:
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self.metadata[item["name"]] = metadata
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items_html += self.create_html_for_item(item, tabname)
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if items_html == '':
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dirs = "".join([f"<li>{x}</li>" for x in self.allowed_directories_for_previews()])
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items_html = shared.html("extra-networks-no-cards.html").format(dirs=dirs)
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self_name_id = self.name.replace(" ", "_")
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res = f"""
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<div id='{tabname}_{self_name_id}_subdirs' class='extra-network-subdirs extra-network-subdirs-{view}'>
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{subdirs_html}
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</div>
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<div id='{tabname}_{self_name_id}_cards' class='extra-network-{view}'>
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{items_html}
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</div>
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"""
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return res
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def list_items(self):
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raise NotImplementedError()
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def allowed_directories_for_previews(self):
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return []
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def create_html_for_item(self, item, tabname):
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preview = item.get("preview", None)
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onclick = item.get("onclick", None)
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if onclick is None:
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onclick = '"' + html.escape(f"""return cardClicked({json.dumps(tabname)}, {item["prompt"]}, {"true" if self.allow_negative_prompt else "false"})""") + '"'
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height = f"height: {shared.opts.extra_networks_card_height}px;" if shared.opts.extra_networks_card_height else ''
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width = f"width: {shared.opts.extra_networks_card_width}px;" if shared.opts.extra_networks_card_width else ''
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background_image = f"background-image: url(\"{html.escape(preview)}\");" if preview else ''
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metadata_button = ""
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metadata = item.get("metadata")
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if metadata:
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metadata_button = f"<div class='metadata-button' title='Show metadata' onclick='extraNetworksRequestMetadata(event, {json.dumps(self.name)}, {json.dumps(item['name'])})'></div>"
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args = {
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"style": f"'{height}{width}{background_image}'",
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"prompt": item.get("prompt", None),
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"tabname": json.dumps(tabname),
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"local_preview": json.dumps(item["local_preview"]),
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"name": item["name"],
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"description": (item.get("description") or ""),
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"card_clicked": onclick,
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"save_card_preview": '"' + html.escape(f"""return saveCardPreview(event, {json.dumps(tabname)}, {json.dumps(item["local_preview"])})""") + '"',
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"search_term": item.get("search_term", ""),
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"metadata_button": metadata_button,
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}
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return self.card_page.format(**args)
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def find_preview(self, path):
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"""
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Find a preview PNG for a given path (without extension) and call link_preview on it.
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"""
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preview_extensions = ["png", "jpg", "webp"]
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if shared.opts.samples_format not in preview_extensions:
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preview_extensions.append(shared.opts.samples_format)
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potential_files = sum([[path + "." + ext, path + ".preview." + ext] for ext in preview_extensions], [])
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for file in potential_files:
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if os.path.isfile(file):
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return self.link_preview(file)
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return None
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def find_description(self, path):
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"""
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Find and read a description file for a given path (without extension).
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"""
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for file in [f"{path}.txt", f"{path}.description.txt"]:
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try:
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with open(file, "r", encoding="utf-8", errors="replace") as f:
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return f.read()
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except OSError:
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pass
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return None
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def intialize():
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extra_pages.clear()
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class ExtraNetworksUi:
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def __init__(self):
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self.pages = None
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self.stored_extra_pages = None
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self.button_save_preview = None
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self.preview_target_filename = None
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self.tabname = None
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def pages_in_preferred_order(pages):
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tab_order = [x.lower().strip() for x in shared.opts.ui_extra_networks_tab_reorder.split(",")]
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def tab_name_score(name):
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name = name.lower()
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for i, possible_match in enumerate(tab_order):
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if possible_match in name:
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return i
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return len(pages)
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tab_scores = {page.name: (tab_name_score(page.name), original_index) for original_index, page in enumerate(pages)}
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return sorted(pages, key=lambda x: tab_scores[x.name])
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def create_ui(container, button, tabname):
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ui = ExtraNetworksUi()
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ui.pages = []
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ui.stored_extra_pages = pages_in_preferred_order(extra_pages.copy())
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ui.tabname = tabname
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with gr.Tabs(elem_id=tabname+"_extra_tabs") as tabs:
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for page in ui.stored_extra_pages:
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with gr.Tab(page.title, id=page.title.lower().replace(" ", "_")):
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page_elem = gr.HTML(page.create_html(ui.tabname))
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ui.pages.append(page_elem)
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filter = gr.Textbox('', show_label=False, elem_id=tabname+"_extra_search", placeholder="Search...", visible=False)
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button_refresh = gr.Button('Refresh', elem_id=tabname+"_extra_refresh")
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ui.button_save_preview = gr.Button('Save preview', elem_id=tabname+"_save_preview", visible=False)
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ui.preview_target_filename = gr.Textbox('Preview save filename', elem_id=tabname+"_preview_filename", visible=False)
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def toggle_visibility(is_visible):
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is_visible = not is_visible
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return is_visible, gr.update(visible=is_visible), gr.update(variant=("secondary-down" if is_visible else "secondary"))
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state_visible = gr.State(value=False)
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button.click(fn=toggle_visibility, inputs=[state_visible], outputs=[state_visible, container, button])
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def refresh():
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res = []
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for pg in ui.stored_extra_pages:
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pg.refresh()
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res.append(pg.create_html(ui.tabname))
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return res
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button_refresh.click(fn=refresh, inputs=[], outputs=ui.pages)
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return ui
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def path_is_parent(parent_path, child_path):
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parent_path = os.path.abspath(parent_path)
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child_path = os.path.abspath(child_path)
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return child_path.startswith(parent_path)
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def setup_ui(ui, gallery):
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def save_preview(index, images, filename):
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if len(images) == 0:
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print("There is no image in gallery to save as a preview.")
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return [page.create_html(ui.tabname) for page in ui.stored_extra_pages]
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index = int(index)
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index = 0 if index < 0 else index
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index = len(images) - 1 if index >= len(images) else index
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img_info = images[index if index >= 0 else 0]
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image = image_from_url_text(img_info)
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geninfo, items = read_info_from_image(image)
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is_allowed = False
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for extra_page in ui.stored_extra_pages:
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if any([path_is_parent(x, filename) for x in extra_page.allowed_directories_for_previews()]):
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is_allowed = True
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break
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assert is_allowed, f'writing to {filename} is not allowed'
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if geninfo:
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pnginfo_data = PngImagePlugin.PngInfo()
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pnginfo_data.add_text('parameters', geninfo)
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image.save(filename, pnginfo=pnginfo_data)
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else:
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image.save(filename)
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return [page.create_html(ui.tabname) for page in ui.stored_extra_pages]
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ui.button_save_preview.click(
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fn=save_preview,
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_js="function(x, y, z){return [selected_gallery_index(), y, z]}",
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inputs=[ui.preview_target_filename, gallery, ui.preview_target_filename],
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outputs=[*ui.pages]
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)
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