2025-07-28 15:29:17 +02:00

143 lines
3.5 KiB
Python

import sys
from pathlib import Path
import stat
import toml
from . import get_response
from .static import Situation
from .config import CONFIG_FILES, CONFIG_DIRECTORY, generate_current_configuration
def development():
s = "positive"
if len(sys.argv) > 1:
s = sys.argv[1]
print(get_response(Situation(s)))
def write_current_config():
f = "python-mommy.toml"
if len(sys.argv) > 1:
f = sys.argv[1]
config_file = CONFIG_DIRECTORY / f
print(f"writing to: {config_file}")
data = toml.dumps(generate_current_configuration())
print(data)
with config_file.open("w") as f:
f.write(data)
WRAPPER_TEMPLATE = """#!{inner_bin}
# -*- coding: utf-8 -*-
import sys, subprocess
from python_mommy_venv import get_response, Situation
INTERPRETER = "{inner_bin}"
result = subprocess.run([INTERPRETER] + sys.argv[1:])
code = result.returncode
print()
print(get_response(Situation.POSITIVE if code == 0 else Situation.NEGATIVE))
exit(code=code)
"""
PIP_HOOK = """# GENERATED BY MOMMY
code = main()
from pathlib import Path
bin_path = Path(".venv", "bin")
python_interpreter_wrappers = []
for path in bin_path.iterdir():
if path.is_symlink() and path.name.startswith("inner_"):
python_interpreter_wrappers.append(path.name.replace("inner_", "", 1))
for path in bin_path.iterdir():
if path.is_symlink():
continue
if path.name in python_interpreter_wrappers:
continue
text: str
with path.open("r") as f:
text = f.read()
first_line = text.split("\\n")[0]
if not ("inner_" in first_line and first_line.startswith("#!")):
continue
print(f"mommifying " + str(path))
text = text.replace("inner_", "", 1)
with path.open("w") as f:
f.write(text)
sys.exit(code)"""
def mommify_pip(path: Path):
text: str
with path.open("r") as f:
text = f.read()
if "# GENERATED BY MOMMY" in text:
print(f"pip hook already installed in {path}")
return
print(f"installing pip hook in {path}")
text = text.replace("sys.exit(main())", PIP_HOOK, 1)
with path.open("w") as f:
f.write(text)
def mommify_venv():
v = ".venv"
if len(sys.argv) > 1:
v = sys.argv[1]
bin_path = Path(v, "bin")
bin_path = bin_path.resolve()
print(bin_path)
for path in bin_path.iterdir():
if not path.is_symlink():
if path.name.startswith("pip"):
mommify_pip(path)
continue
name = path.name
if name.startswith("inner_"):
continue
target = path.resolve()
print("")
print(f"modifying {name} ({target})")
# creating inner symlink
inner_bin = Path(bin_path, "inner_" + name)
if inner_bin.exists():
print(f"inner symlink does already exist {inner_bin}")
print("skipping")
continue
print(f"creating symlink: {inner_bin} -> {target}")
Path(bin_path, "inner_" + name).symlink_to(target)
# remove original symlink
print(f"removing original symlink: {path}")
path.unlink()
# creating the wrapper string
print("writing wrapper script")
with path.open("w") as f:
f.write(WRAPPER_TEMPLATE.format(inner_bin=str(inner_bin)))
print("making wrapper script executable")
path.chmod(path.stat().st_mode | stat.S_IEXEC)