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File size: 2,595 Bytes
0e9afe0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | from __future__ import annotations
import importlib
import importlib.util
import shutil
import subprocess
import sys
import threading
from pathlib import Path
from helpers.errors import format_error
from helpers.print_style import PrintStyle
_LOCK = threading.Lock()
_CHECKED = False
_PLUGIN_DIR = Path(__file__).resolve().parent
_ROOT_REQUIREMENTS_FILE = _PLUGIN_DIR.parents[1] / "requirements.txt"
def has_liteparse() -> bool:
return importlib.util.find_spec("liteparse") is not None
def ensure_dependencies(raise_on_error: bool = True) -> bool:
"""Install framework-runtime dependencies needed by the plugin."""
global _CHECKED
if _CHECKED and has_liteparse():
return True
with _LOCK:
if _CHECKED and has_liteparse():
return True
if has_liteparse():
_CHECKED = True
return True
try:
_install_requirements()
importlib.invalidate_caches()
if not has_liteparse():
raise RuntimeError(
"Document Query dependency 'liteparse' is still unavailable after installation"
)
_CHECKED = True
return True
except Exception as e:
message = (
"Document Query: failed to install LiteParse dependency: "
f"{format_error(e)}"
)
if raise_on_error:
raise RuntimeError(message) from e
PrintStyle.error(message)
return False
def install() -> bool:
return ensure_dependencies(raise_on_error=True)
def _install_requirements() -> None:
uv = shutil.which("uv")
if not uv:
raise RuntimeError(
"Document Query plugin requires 'uv' to install liteparse automatically"
)
requirement = _liteparse_requirement()
if not requirement:
raise RuntimeError(
f"Document Query LiteParse requirement not found in {_ROOT_REQUIREMENTS_FILE}"
)
cmd = [
uv,
"pip",
"install",
"--python",
sys.executable,
requirement,
]
PrintStyle.info("Document Query: liteparse not found, installing plugin dependency")
subprocess.check_call(cmd, cwd=str(_PLUGIN_DIR))
def _liteparse_requirement() -> str:
if not _ROOT_REQUIREMENTS_FILE.is_file():
return ""
for line in _ROOT_REQUIREMENTS_FILE.read_text(encoding="utf-8").splitlines():
requirement = line.strip()
if requirement.startswith("liteparse"):
return requirement
return ""
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