from datetime import datetime, timedelta import os import shutil from scripts.tool import ( human_readable_size, is_valid_image_path, temp_path, read_info_from_image, get_modified_date, is_win, cwd, locale, get_windows_drives, get_sd_webui_conf, get_valid_img_dirs, get_created_date ) from fastapi import FastAPI, HTTPException from fastapi.staticfiles import StaticFiles import asyncio from typing import Any, List, Literal, Optional from pydantic import BaseModel from fastapi.responses import FileResponse, RedirectResponse from PIL import Image import hashlib from urllib.parse import urlencode from scripts.db.datamodel import DataBase, Image as DbImg, Tag, Floder, ImageTag from scripts.db.update_image_data import update_image_data from scripts.logger import logger send_img_path = {"value": ""} def infinite_image_browsing_api(_: Any, app: FastAPI, **kwargs): pre = "/infinite_image_browsing" app.mount( f"{pre}/fe-static", StaticFiles(directory=f"{cwd}/vue/dist"), name="infinite_image_browsing-fe-static", ) @app.get(f"{pre}/hello") async def greeting(): return "hello" @app.get(f"{pre}/global_setting") async def global_setting(): all_custom_tags = [] try: all_custom_tags = Tag.get_all_custom_tag(DataBase.get_conn()) except Exception as e: print(e) return { "global_setting": get_sd_webui_conf(**kwargs), "cwd": cwd, "is_win": is_win, "home": os.environ.get("USERPROFILE") if is_win else os.environ.get("HOME"), "sd_cwd": os.getcwd(), "all_custom_tags": all_custom_tags, } class DeleteFilesReq(BaseModel): file_paths: List[str] @app.post(pre + "/delete_files/{target}") async def delete_files(req: DeleteFilesReq, target: Literal["local", "netdisk"]): if target == "local": conn = DataBase.get_conn() for path in req.file_paths: try: if os.path.isdir(path): if len(os.listdir(path)): error_msg = ( "When a folder is not empty, it is not allowed to be deleted." if locale == "en" else "文件夹不为空时不允许删除。" ) raise HTTPException(400, detail=error_msg) shutil.rmtree(path) else: os.remove(path) img = DbImg.get(conn, os.path.normpath(path)) if img: logger.info("delete file: %s", path) ImageTag.remove(conn, img.id) DbImg.remove(conn, img.id) except OSError as e: # 处理删除失败的情况 logger.error("delete failed") error_msg = ( f"Error deleting file {path}: {e}" if locale == "en" else f"删除文件 {path} 时出错：{e}" ) raise HTTPException(400, detail=error_msg) else: pass class MoveFilesReq(BaseModel): file_paths: List[str] dest: str @app.post(pre + "/move_files/{target}") async def move_files(req: MoveFilesReq, target: Literal["local", "netdisk"]): conn = DataBase.get_conn() if target == "local": for path in req.file_paths: try: shutil.move(path, req.dest) img = DbImg.get(conn, os.path.normpath(path)) if img: ImageTag.remove(conn, img.id) DbImg.remove(conn, img.id) except OSError as e: error_msg = ( f"Error moving file {path} to {req.dest}: {e}" if locale == "en" else f"移动文件 {path} 到 {req.dest} 时出错：{e}" ) raise HTTPException(400, detail=error_msg) else: pass @app.get(pre + "/files/{target}") async def get_target_floder_files( target: Literal["local", "netdisk"], folder_path: str ): files = [] try: if target == "local": if is_win and folder_path == "/": for item in get_windows_drives(): files.append( {"type": "dir", "size": "-", "name": item, "fullpath": item} ) else: for item in os.listdir(folder_path): path = os.path.join(folder_path, item) if not os.path.exists(path): continue date = get_modified_date(path) created_time = get_created_date(path) if os.path.isfile(path): bytes = os.path.getsize(path) size = human_readable_size(bytes) files.append( { "type": "file", "date": date, "size": size, "name": item, "bytes": bytes, "created_time": created_time, "fullpath": os.path.normpath( os.path.join(folder_path, item) ), } ) elif os.path.isdir(path): files.append( { "type": "dir", "date": date, "created_time": created_time, "size": "-", "name": item, "fullpath": os.path.normpath( os.path.join(folder_path, item) ), } ) else: pass except Exception as e: logger.error(e) raise HTTPException(status_code=400, detail=str(e)) return {"files": files} @app.get(pre + "/image-thumbnail") async def thumbnail(path: str, size: str = "256,256"): if not temp_path: encoded_params = urlencode({"filename": path}) return RedirectResponse(url=f"{pre}/file?{encoded_params}") # 生成缓存文件的路径 hash = hashlib.md5((path + size).encode("utf-8")).hexdigest() cache_path = os.path.join(temp_path, f"{hash}.webp") # 如果缓存文件存在，则直接返回该文件 if os.path.exists(cache_path): return FileResponse( cache_path, media_type="image/webp", headers={"Cache-Control": "max-age=31536000", "ETag": hash}, ) # 如果缓存文件不存在，则生成缩略图并保存 with Image.open(path) as img: w, h = size.split(",") img.thumbnail((int(w), int(h))) img.save(cache_path, "webp") # 返回缓存文件 return FileResponse( cache_path, media_type="image/webp", headers={"Cache-Control": "max-age=31536000", "ETag": hash}, ) forever_cache_path = [] img_search_dirs = [] try: forever_cache_path = get_valid_img_dirs(get_sd_webui_conf(**kwargs)) img_search_dirs = forever_cache_path except: pass def need_cache(path, parent_paths=forever_cache_path): """ 判断 path 是否是 parent_paths 中某个路径的子路径 """ try: for parent_path in parent_paths: if os.path.commonpath([os.path.normpath(path), parent_path]) == parent_path: return True except: pass return False @app.get(pre + "/file") async def get_file(filename: str, disposition: Optional[str] = None): import mimetypes if not os.path.exists(filename): raise HTTPException(status_code=404) if not os.path.isfile(filename): raise HTTPException(status_code=400, detail=f"{filename} is not a file") # 根据文件后缀名获取媒体类型 media_type, _ = mimetypes.guess_type(filename) headers = {} if disposition: headers["Content-Disposition"] = f'attachment; filename="{disposition}"' if need_cache(filename) and is_valid_image_path(filename): # 认为永远不变,不要协商缓存了试试 headers["Cache-Control"] = "public, max-age=31536000" headers["Expires"] = (datetime.now() + timedelta(days=365)).strftime( "%a, %d %b %Y %H:%M:%S GMT" ) return FileResponse( filename, media_type=media_type, headers=headers, ) @app.post(pre + "/send_img_path") async def api_set_send_img_path(path: str): send_img_path["value"] = path # 等待图片信息生成完成 @app.get(pre + "/gen_info_completed") async def api_set_send_img_path(): for _ in range(120): # 等待12s if send_img_path["value"] == "": # 等待setup里面生成完成 return True v = send_img_path["value"] logger.info("gen_info_completed %s %s", _, v) await asyncio.sleep(0.1) return send_img_path["value"] == "" @app.get(pre + "/image_geninfo") async def image_geninfo(path: str): with Image.open(path) as img: return read_info_from_image(img) class CheckPathExistsReq(BaseModel): paths: List[str] @app.post(pre + "/check_path_exists") async def check_path_exists(req: CheckPathExistsReq): res = {} for path in req.paths: res[path] = os.path.exists(path) return res @app.get(pre) def index_bd(): return FileResponse(os.path.join(cwd, "vue/dist/index.html")) db_pre = pre + "/db" @app.get(db_pre + "/basic_info") async def get_db_basic_info(): conn = DataBase.get_conn() img_count = DbImg.count(conn) tags = Tag.get_all(conn) expired_dirs = Floder.get_expired_dirs(conn) return { "img_count": img_count, "tags": tags, "expired": len(expired_dirs) != 0, "expired_dirs": expired_dirs, } @app.get(db_pre+"/expired_dirs") async def get_db_expired(): conn = DataBase.get_conn() expired_dirs = Floder.get_expired_dirs(conn) return { "expired": len(expired_dirs) != 0, "expired_dirs": expired_dirs, } @app.post(db_pre + "/update_image_data") async def update_image_db_data(): try: DataBase._initing = True conn = DataBase.get_conn() img_count = DbImg.count(conn) update_image_data( img_search_dirs if img_count == 0 else Floder.get_expired_dirs(conn) ) finally: DataBase._initing = False class MatchImagesByTagsReq(BaseModel): and_tags: List[int] or_tags: List[int] not_tags: List[int] @app.post(db_pre + "/match_images_by_tags") async def match_image_by_tags(req: MatchImagesByTagsReq): conn = DataBase.get_conn() return [ x.to_file_info() for x in ImageTag.get_images_by_tags(conn, { "and": req.and_tags, "or": req.or_tags, "not": req.not_tags }) ] @app.get(db_pre + "/img_selected_custom_tag") async def get_img_selected_custom_tag(path: str): path = os.path.normpath(path) if not need_cache(path): return [] conn = DataBase.get_conn() img = DbImg.get(conn, path) if not img: if DbImg.count(conn) == 0: return [] update_image_data([os.path.dirname(path)]) img = DbImg.get(conn, path) assert img # tags = Tag.get_all_custom_tag() return ImageTag.get_tags_for_image(conn, img.id, type="custom") class ToggleCustomTagToImgReq(BaseModel): img_path: str tag_id: int @app.post(db_pre + "/toggle_custom_tag_to_img") async def toggle_custom_tag_to_img(req: ToggleCustomTagToImgReq): conn = DataBase.get_conn() path = os.path.normpath(req.img_path) if not need_cache(path): raise HTTPException( 400, "非 Stable Diffusion webui 文件夹下不支持切换 tag，如果有需要请提 Issue" if locale == "zh" else "Tag toggleing is not supported outside the Stable Diffusion webui folder. Please open an issue if you have any questions.", ) img = DbImg.get(conn, path) if not img: raise HTTPException( 400, "你需要先通过图像搜索页生成索引" if locale == "zh" else "You need to generate an index through the image search page first.", ) tags = ImageTag.get_tags_for_image( conn=conn, image_id=img.id, type="custom", tag_id=req.tag_id ) is_remove = len(tags) if is_remove: ImageTag.remove(conn, img.id, tags[0].id) else: ImageTag(img.id, req.tag_id).save(conn) conn.commit() return {"is_remove": is_remove} class AddCustomTagReq(BaseModel): tag_name: str @app.post(db_pre + "/add_custom_tag") async def add_custom_tag(req: AddCustomTagReq): conn = DataBase.get_conn() tag = Tag.get_or_create(conn, name=req.tag_name, type="custom") conn.commit() return tag class RemoveCustomTagReq(BaseModel): tag_id: str @app.post(db_pre + "/remove_custom_tag") async def remove_custom_tag(req: RemoveCustomTagReq): conn = DataBase.get_conn() ImageTag.remove(conn, tag_id=req.tag_id) Tag.remove(conn, req.tag_id) class RemoveCustomTagFromReq(BaseModel): img_id: int tag_id: str @app.post(db_pre + "/remove_custom_tag_from_img") async def remove_custom_tag_from_img(req: RemoveCustomTagFromReq): conn = DataBase.get_conn() ImageTag.remove(conn, image_id=req.img_id, tag_id=req.tag_id)