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import os.path
from modules import shared
import gradio as gr
import json
from modules.generation_parameters_copypaste import image_from_url_text
extra_pages = []
def register_page(page):
"""registers extra networks page for the UI; recommend doing it in on_app_started() callback for extensions"""
extra_pages.append(page)
class ExtraNetworksPage:
def __init__(self, title):
self.title = title
self.card_page = shared.html("extra-networks-card.html")
self.allow_negative_prompt = False
def refresh(self):
pass
def create_html(self, tabname):
items_html = ''
for item in self.list_items():
items_html += self.create_html_for_item(item, tabname)
if items_html == '':
dirs = "".join([f"<li>{x}</li>" for x in self.allowed_directories_for_previews()])
items_html = shared.html("extra-networks-no-cards.html").format(dirs=dirs)
res = "<div class='extra-network-cards'>" + items_html + "</div>"
return res
def list_items(self):
raise NotImplementedError()
def allowed_directories_for_previews(self):
return []
def create_html_for_item(self, item, tabname):
preview = item.get("preview", None)
args = {
"preview_html": "style='background-image: url(" + json.dumps(preview) + ")'" if preview else '',
"prompt": json.dumps(item["prompt"]),
"tabname": json.dumps(tabname),
"local_preview": json.dumps(item["local_preview"]),
"name": item["name"],
"allow_negative_prompt": "true" if self.allow_negative_prompt else "false",
}
return self.card_page.format(**args)
def intialize():
extra_pages.clear()
class ExtraNetworksUi:
def __init__(self):
self.pages = None
self.stored_extra_pages = None
self.button_save_preview = None
self.preview_target_filename = None
self.tabname = None
def create_ui(container, button, tabname):
ui = ExtraNetworksUi()
ui.pages = []
ui.stored_extra_pages = extra_pages.copy()
ui.tabname = tabname
with gr.Tabs(elem_id=tabname+"_extra_tabs") as tabs:
button_refresh = gr.Button('Refresh', elem_id=tabname+"_extra_refresh")
button_close = gr.Button('Close', elem_id=tabname+"_extra_close")
for page in ui.stored_extra_pages:
with gr.Tab(page.title):
page_elem = gr.HTML(page.create_html(ui.tabname))
ui.pages.append(page_elem)
ui.button_save_preview = gr.Button('Save preview', elem_id=tabname+"_save_preview", visible=False)
ui.preview_target_filename = gr.Textbox('Preview save filename', elem_id=tabname+"_preview_filename", visible=False)
button.click(fn=lambda: gr.update(visible=True), inputs=[], outputs=[container])
button_close.click(fn=lambda: gr.update(visible=False), inputs=[], outputs=[container])
def refresh():
res = []
for pg in ui.stored_extra_pages:
pg.refresh()
res.append(pg.create_html(ui.tabname))
return res
button_refresh.click(fn=refresh, inputs=[], outputs=ui.pages)
return ui
def path_is_parent(parent_path, child_path):
parent_path = os.path.abspath(parent_path)
child_path = os.path.abspath(child_path)
return os.path.commonpath([parent_path]) == os.path.commonpath([parent_path, child_path])
def setup_ui(ui, gallery):
def save_preview(index, images, filename):
if len(images) == 0:
print("There is no image in gallery to save as a preview.")
return [page.create_html(ui.tabname) for page in ui.stored_extra_pages]
index = int(index)
index = 0 if index < 0 else index
index = len(images) - 1 if index >= len(images) else index
img_info = images[index if index >= 0 else 0]
image = image_from_url_text(img_info)
is_allowed = False
for extra_page in ui.stored_extra_pages:
if any([path_is_parent(x, filename) for x in extra_page.allowed_directories_for_previews()]):
is_allowed = True
break
assert is_allowed, f'writing to {filename} is not allowed'
image.save(filename)
return [page.create_html(ui.tabname) for page in ui.stored_extra_pages]
ui.button_save_preview.click(
fn=save_preview,
_js="function(x, y, z){console.log(x, y, z); return [selected_gallery_index(), y, z]}",
inputs=[ui.preview_target_filename, gallery, ui.preview_target_filename],
outputs=[*ui.pages]
)
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