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Fix nix run .#clan-app

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This commit is contained in:
Qubasa
2025-01-04 01:34:28 +01:00
parent e136e146d5
commit 44a2ce1583
8 changed files with 85 additions and 66 deletions
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28
pkgs/clan-app/clan_app/__init__.py
View File

@@ -5,17 +5,21 @@ from clan_cli.profiler import profile
log = logging.getLogger(__name__)
from clan_cli.custom_logger import setup_logging
from clan_app.deps.webview.webview import Webview
from pathlib import Path
import os
import argparse
from urllib.parse import quote
import os
from pathlib import Path
from clan_cli.custom_logger import setup_logging
from clan_app.deps.webview.webview import Webview
@profile
def main(argv: list[str] = sys.argv) -> int:
parser = argparse.ArgumentParser(description="Clan App")
parser.add_argument("--content-uri", type=str, help="The URI of the content to display")
parser.add_argument(
"--content-uri", type=str, help="The URI of the content to display"
)
parser.add_argument("--debug", action="store_true", help="Enable debug mode")
args = parser.parse_args(argv[1:])
@@ -36,16 +40,6 @@ def main(argv: list[str] = sys.argv) -> int:
site_index: Path = Path(os.getenv("WEBUI_PATH", ".")).resolve() / "index.html"
content_uri = f"file://{site_index}"
html = """
<html>
<body>
<h1>Hello from Python Webview!</h1>
</body>
</html>
"""
webview = Webview()
webview.navigate(f"data:text/html,{quote(html)}")
#webview.navigate(content_uri)
webview.navigate(content_uri)
webview.run()

36
pkgs/clan-app/clan_app/deps/webview/_webview_ffi.py
View File

@@ -1,43 +1,47 @@
import ctypes
import sys
import ctypes.util
import os
import platform
import urllib.request
from ctypes import CFUNCTYPE, c_char_p, c_int, c_void_p
from pathlib import Path
from ctypes import c_int, c_char_p, c_void_p, CFUNCTYPE
import ctypes.util
def _encode_c_string(s: str) -> bytes:
return s.encode("utf-8")
def _get_webview_version():
"""Get webview version from environment variable or use default"""
return os.getenv("WEBVIEW_VERSION", "0.8.1")
def _get_lib_names():
"""Get platform-specific library names."""
system = platform.system().lower()
machine = platform.machine().lower()
if system == "windows":
if machine == "amd64" or machine == "x86_64":
return ["webview.dll", "WebView2Loader.dll"]
elif machine == "arm64":
raise Exception("arm64 is not supported on Windows")
elif system == "darwin":
if machine == "arm64":
msg = "arm64 is not supported on Windows"
raise Exception(msg)
return None
if system == "darwin":
if machine == "arm64":
return ["libwebview.aarch64.dylib"]
else:
return ["libwebview.x86_64.dylib"]
else: # linux
return ["libwebview.so"]
return ["libwebview.x86_64.dylib"]
# linux
return ["libwebview.so"]
def _be_sure_libraries():
"""Ensure libraries exist and return paths."""
lib_dir = os.environ.get("WEBVIEW_LIB_DIR")
if not lib_dir:
raise RuntimeError("WEBVIEW_LIB_DIR environment variable is not set")
msg = "WEBVIEW_LIB_DIR environment variable is not set"
raise RuntimeError(msg)
lib_dir = Path(lib_dir)
lib_names = _get_lib_names()
lib_paths = [lib_dir / lib_name for lib_name in lib_names]
@@ -46,11 +50,12 @@ def _be_sure_libraries():
missing_libs = [path for path in lib_paths if not path.exists()]
if not missing_libs:
return lib_paths
return None
class _WebviewLibrary:
def __init__(self):
lib_names=_get_lib_names()
def __init__(self) -> None:
lib_names = _get_lib_names()
try:
library_path = ctypes.util.find_library(lib_names[0])
if not library_path:
@@ -99,4 +104,5 @@ class _WebviewLibrary:
self.CFUNCTYPE = CFUNCTYPE
_webview_lib = _WebviewLibrary()

58
pkgs/clan-app/clan_app/deps/webview/webview.py
View File

@@ -1,8 +1,11 @@
from enum import IntEnum
from typing import Optional, Callable, Any
import json
import ctypes
from ._webview_ffi import _webview_lib, _encode_c_string
import json
from collections.abc import Callable
from enum import IntEnum
from typing import Any
from ._webview_ffi import _encode_c_string, _webview_lib
class SizeHint(IntEnum):
NONE = 0
@@ -10,14 +13,18 @@ class SizeHint(IntEnum):
MAX = 2
FIXED = 3
class Size:
def __init__(self, width: int, height: int, hint: SizeHint):
def __init__(self, width: int, height: int, hint: SizeHint) -> None:
self.width = width
self.height = height
self.hint = hint
class Webview:
def __init__(self, debug: bool = False, size: Optional[Size] = None, window: Optional[int] = None):
def __init__(
self, debug: bool = False, size: Size | None = None, window: int | None = None
) -> None:
self._handle = _webview_lib.webview_create(int(debug), window)
self._callbacks = {}
@@ -29,8 +36,10 @@ class Webview:
return self._size
@size.setter
def size(self, value: Size):
_webview_lib.webview_set_size(self._handle, value.width, value.height, value.hint)
def size(self, value: Size) -> None:
_webview_lib.webview_set_size(
self._handle, value.width, value.height, value.hint
)
self._size = value
@property
@@ -38,26 +47,26 @@ class Webview:
return self._title
@title.setter
def title(self, value: str):
def title(self, value: str) -> None:
_webview_lib.webview_set_title(self._handle, _encode_c_string(value))
self._title = value
def destroy(self):
def destroy(self) -> None:
for name in list(self._callbacks.keys()):
self.unbind(name)
_webview_lib.webview_terminate(self._handle)
_webview_lib.webview_destroy(self._handle)
self._handle = None
def navigate(self, url: str):
def navigate(self, url: str) -> None:
_webview_lib.webview_navigate(self._handle, _encode_c_string(url))
def run(self):
def run(self) -> None:
_webview_lib.webview_run(self._handle)
self.destroy()
def bind(self, name: str, callback: Callable[..., Any]):
def wrapper(seq: bytes, req: bytes, arg: int):
def bind(self, name: str, callback: Callable[..., Any]) -> None:
def wrapper(seq: bytes, req: bytes, arg: int) -> None:
args = json.loads(req.decode())
try:
result = callback(*args)
@@ -67,24 +76,31 @@ class Webview:
success = False
self.return_(seq.decode(), 0 if success else 1, json.dumps(result))
c_callback = _webview_lib.CFUNCTYPE(None, ctypes.c_char_p, ctypes.c_char_p, ctypes.c_void_p)(wrapper)
c_callback = _webview_lib.CFUNCTYPE(
None, ctypes.c_char_p, ctypes.c_char_p, ctypes.c_void_p
)(wrapper)
self._callbacks[name] = c_callback
_webview_lib.webview_bind(self._handle, _encode_c_string(name), c_callback, None)
_webview_lib.webview_bind(
self._handle, _encode_c_string(name), c_callback, None
)
def unbind(self, name: str):
def unbind(self, name: str) -> None:
if name in self._callbacks:
_webview_lib.webview_unbind(self._handle, _encode_c_string(name))
del self._callbacks[name]
def return_(self, seq: str, status: int, result: str):
_webview_lib.webview_return(self._handle, _encode_c_string(seq), status, _encode_c_string(result))
def return_(self, seq: str, status: int, result: str) -> None:
_webview_lib.webview_return(
self._handle, _encode_c_string(seq), status, _encode_c_string(result)
)
def eval(self, source: str):
def eval(self, source: str) -> None:
_webview_lib.webview_eval(self._handle, _encode_c_string(source))
def init(self, source: str):
def init(self, source: str) -> None:
_webview_lib.webview_init(self._handle, _encode_c_string(source))
if __name__ == "__main__":
wv = Webview()
wv.title = "Hello, World!"

6
pkgs/clan-app/default.nix
View File

@@ -19,6 +19,7 @@
pytest-xdist, # Run tests in parallel on multiple cores
pytest-timeout, # Add timeouts to your tests
webview-ui,
webview-lib,
fontconfig,
}:
let
@@ -48,7 +49,7 @@ let
# Runtime binary dependencies required by the application
runtimeDependencies = [
webview-lib
];
# Dependencies required for running tests
@@ -77,10 +78,9 @@ python3.pkgs.buildPythonApplication rec {
dontWrapGApps = true;
preFixup = ''
makeWrapperArgs+=(
# Use software rendering for webkit, mesa causes random crashes with css.
--set WEBKIT_DISABLE_COMPOSITING_MODE 1
--set FONTCONFIG_FILE ${fontconfig.out}/etc/fonts/fonts.conf
--set WEBUI_PATH "$out/${python3.sitePackages}/clan_app/.webui"
--set WEBVIEW_LIB_DIR "${webview-lib}/lib"
# This prevents problems with mixed glibc versions that might occur when the
# cli is called through a browser built against another glibc
--unset LD_LIBRARY_PATH

4
pkgs/clan-app/flake-module.nix
View File

@@ -14,11 +14,11 @@
else
{
devShells.clan-app = pkgs.callPackage ./shell.nix {
inherit (config.packages) clan-app webview-wrapper;
inherit (config.packages) clan-app webview-lib;
inherit self';
};
packages.clan-app = pkgs.python3.pkgs.callPackage ./default.nix {
inherit (config.packages) clan-cli webview-ui;
inherit (config.packages) clan-cli webview-ui webview-lib;
};
checks = config.packages.clan-app.tests;

8
pkgs/clan-app/shell.nix
View File

@@ -12,7 +12,7 @@
python3,
gtk4,
libadwaita,
webview-wrapper,
webview-lib,
clang,
self',
}:
@@ -39,8 +39,8 @@ mkShell {
ruff
gtk4
clang
webview-wrapper.dev
webview-wrapper
webview-lib.dev
webview-lib
gtk4.dev # has the demo called 'gtk4-widget-factory'
libadwaita.devdoc # has the demo called 'adwaita-1-demo'
]
@@ -68,6 +68,6 @@ mkShell {
export XDG_DATA_DIRS=${gtk4}/share/gsettings-schemas/gtk4-4.14.4:$XDG_DATA_DIRS
export XDG_DATA_DIRS=${gsettings-desktop-schemas}/share/gsettings-schemas/gsettings-desktop-schemas-46.0:$XDG_DATA_DIRS
export WEBVIEW_LIB_DIR=${webview-wrapper}/lib
export WEBVIEW_LIB_DIR=${webview-lib}/lib
'';
}

2
pkgs/flake-module.nix
View File

@@ -33,7 +33,7 @@
editor = pkgs.callPackage ./editor/clan-edit-codium.nix { };
classgen = pkgs.callPackage ./classgen { };
zerotierone = pkgs.callPackage ./zerotierone { };
webview-wrapper = pkgs.callPackage ./webview-wrapper { };
webview-lib = pkgs.callPackage ./webview-lib { };
};
};
}

9
pkgs/webview-wrapper/default.nix → pkgs/webview-lib/default.nix
View File

@@ -7,11 +7,14 @@ pkgs.stdenv.mkDerivation {
src = pkgs.fetchFromGitHub {
owner = "webview";
repo = "webview";
rev = "83a4b4a5bbcb4b0ba2ca3ee226c2da1414719106";
rev = "83a4b4a5bbcb4b0ba2ca3ee226c2da1414719106";
sha256 = "sha256-5R8kllvP2EBuDANIl07fxv/EcbPpYgeav8Wfz7Kt13c=";
};
outputs = [ "out" "dev" ];
outputs = [
"out"
"dev"
];
# Dependencies used during the build process, if any
buildInputs = with pkgs; [
@@ -28,4 +31,4 @@ pkgs.stdenv.mkDerivation {
license = licenses.mit;
platforms = platforms.linux ++ platforms.darwin;
};
}
}