Spaces:
Running
on
Zero
Running
on
Zero
| import os | |
| from pathlib import Path | |
| import sys | |
| import ctypes | |
| from typing import Union | |
| from configparser import ConfigParser as config | |
| from venv import logger | |
| from utils.get_arg_name import get_arg_name_as_string | |
| from utils.get_config import get_config_value | |
| import traceback | |
| from utils.logger import get_logger | |
| logger = get_logger(__name__) | |
| def set_weasyprint_library(libpath: Union[str, Path] = None, config_file: Union[str, Path] = "utils\\config.ini"): | |
| """ Loads Weasyprint backend dependency libraries to environment """ | |
| # Check if the current platform is Windows | |
| if sys.platform == 'win32': | |
| #libgobject_path = #"/path/to/your/custom/glib/install/lib/libgobject-2.0.so.0" | |
| if not libpath: | |
| #from file_handler.file_utils import find_file | |
| #config_file = find_file("config.ini") ##from file_handler.file_utils | |
| ## Alternate to speed up while sacrificing | |
| from globals import config_load_models | |
| config_file = config_load_models.config_ini | |
| lib_path = get_config_value(Path(config_file), "LIBRARIES_CAP", "WEASYPRINT_DLL_DIRECTORIES") if not libpath else "C:\\msys64\\mingw64\\bin" | |
| # Check if the file exists before attempting to load it | |
| #if not os.path.exists(libobject): | |
| if not Path(lib_path).exists(): | |
| raise FileNotFoundError(f"The specified Weasyprint DLL Directory does not exist: {lib_path}. Follow Weasyprint installation guide or provide a valid GTK3-runtime path.") | |
| #logger.exception(f"gobject library path: {libgobject_path}") ##debug | |
| try: | |
| # Set a new environment variable | |
| lib_path = lib_path ##SMY: on dev machine, using extracted 'portable' GTK3 rather than installing 'MSYS2' | |
| os.environ["WEASYPRINT_DLL_DIRECTORIES"] = lib_path | |
| #logger.info(f"sets Weasyprint DLL library path: {lib_path}") #debug | |
| except Exception as exc: | |
| tb = traceback.format_exc() | |
| logger.exception(f"Error setting environ: weasyprint backend dependency → {exc}\n{tb}", exc_info=True) # Log the full traceback | |
| raise RuntimeWarning(f"✗ error during setting environ: weasyprint backend dependency → {exc}\n{tb}") | |
| def load_library(libobject_name: Union[str, Path]): | |
| """ | |
| Loads Weasyprint backend dependency libraries | |
| usage: list(map(load_library, library_list)) ##SMY: map the load_library function to each item in library_list | |
| The library list was starting to grow excessively, opt to setting environ | |
| """ | |
| # Check if the current platform is Windows | |
| if sys.platform == 'win32': | |
| #libgobject_path = #"/path/to/your/custom/glib/install/lib/libgobject-2.0.so.0" | |
| cfg = config() | |
| cfg.read("utils\\config.ini") | |
| lib_path = cfg["libraries"].get(f"libobject_path", "C:\\Dat\\dev\\gtk3-runtime\\bin") | |
| lib_object_dll = get_arg_name_as_string(libobject_name) ## future use | |
| # Construct the path to libgobject-2.0.dll | |
| #libgobject_path = os.path.join(os.environ.get('GLIB_PREFIX', 'C:\\glib'), 'bin', 'libgobject-2.0-0.dll') | |
| libobject = f"{lib_path}\\{libobject_name}.dll" ##libgobject-2.0-0.dll" | |
| #print(f"Loading gobject library: {libgobject}") #debug | |
| # Check if the file exists before attempting to load it | |
| #if not os.path.exists(libobject): | |
| if not Path(libobject).exists(): | |
| raise FileNotFoundError(f"The specified library file does not exist: {libobject}") | |
| #print(f"gobject library path: {libgobject_path}") ##debug | |
| # Load the library using ctypes | |
| try: | |
| ctypes_libgobject = ctypes.CDLL(libobject) | |
| #msg = f"libgobject-2.0-0.dll loaded successfully via ctypes. {str(ctypes_libgobject)}" | |
| #print(msg) ##debug | |
| except OSError as exc: | |
| tb = traceback.format_exc() | |
| raise RuntimeWarning(f"Failed to load library: {exc}\n{tb}") ##raise RuntimeError | |
| ## Test | |
| #load_library("libpango-1.0-0") | |
| #load_library("libgobject-2.0-0") | |
| ##SMY: Original implementation: TODO: for refactoring | |
| def load_libgobject(): | |
| # Check if the current platform is Windows | |
| if sys.platform == 'win32': | |
| #libgobject_path = #"/path/to/your/custom/glib/install/lib/libgobject-2.0.so.0" | |
| cfg = config() | |
| cfg.read("utils\\config.ini") | |
| libgobject_path = cfg["libraries"].get("libgobject_path", "C:\\Dat\\dev\\gtk3-runtime\\bin") | |
| # Construct the path to libgobject-2.0.dll | |
| #libgobject_path = os.path.join(os.environ.get('GLIB_PREFIX', 'C:\\glib'), 'bin', 'libgobject-2.0-0.dll') | |
| libgobject = f"{libgobject_path}\\libgobject-2.0-0.dll" | |
| #print(f"Loading gobject library: {libgobject}") #debug | |
| # Check if the file exists before attempting to load it | |
| if not os.path.exists(libgobject): | |
| raise FileNotFoundError(f"The specified library file does not exist: {libgobject}") | |
| #print(f"gobject library path: {libgobject_path}") ##debug | |
| # Load the library using ctypes | |
| try: | |
| ctypes_libgobject = ctypes.CDLL(libgobject) | |
| #msg = f"libgobject-2.0-0.dll loaded successfully via ctypes. {str(ctypes_libgobject)}" | |
| #print(msg) ##debug | |
| return ctypes_libgobject | |
| except OSError as exc: | |
| tb = traceback.format_exc() | |
| raise RuntimeWarning(f"Failed to load library: {exc}\n{tb}") ##raise RuntimeError | |
| # Load the library using ctypes (Linux/macOS) | |
| # Construct the path to libgobject-2.0.so.0 in the custom GLib installation | |
| #libgobject_path = os.path.join(os.environ.get('GLIB_PREFIX', '/opt/glib'), 'lib', 'libgobject-2.0.so.0') | |
| #print("This script is intended to run on Unix-like systems, not Windows.") | |
| else: | |
| # Load the library using ctypes (Linux/macOS) | |
| # Construct the path to libgobject-2.0.so.0 in the custom GLib installation | |
| libgobject_path = os.path.join(os.environ.get('GLIB_PREFIX', '/opt/glib'), 'lib', 'libgobject-2.0.so.0') | |
| #print("This script is intended to run on Unix-like systems, not Windows.") | |
| return libgobject_path | |