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from pathlib import Path
import ezdxf
OUTPUT_ROOT = Path(os.environ.get("OUTPUT_ROOT", "/home/user/Desktop"))
GUI_BYPASS_FORBIDDEN_EXTENSIONS = {
".py", ".pyw", ".ipynb", ".sh", ".bash", ".zsh", ".bat", ".cmd",
".ps1", ".psm1", ".psd1", ".vbs", ".js", ".mjs", ".ts", ".rb",
".lua", ".tcl", ".ahk", ".scr",
}
GUI_BYPASS_ALLOWED_FILENAMES = {"eval.py"}
GUI_BYPASS_OUTPUT_TOKENS = (
"result.ifc", "result.pdf", "result.osm", "workflow.osw", "summary.txt",
"report.csv", "result.csv",
".dxf", ".dwg", ".step", ".stp", ".fcstd", ".scad", ".stl", ".obj",
".db", ".rst", ".rth", ".wbpj", ".odb", ".cae", ".inp",
".nc", ".gcode", ".slb", ".ipt", ".sldprt", ".sldasm",
"autocad_result", "apdl_", "wb_",
)
GUI_BYPASS_COMMAND_TOKENS = (
"python", "python3", "py ", "powershell", "pwsh", "cmd.exe", "cmd /c",
"bash", " sh ", "zsh", "node", "ruby", "perl",
"ifcopenshell", "openstudio", "energyplus",
"blender --background", "revitbatchprocessor",
"ansys", "mapdl", "fluent", "abaqus", "cae noGUI",
"freecad", "freecadcmd", "openscad", "librecad",
"ezdxf", "cadquery", "accoreconsole", "autolisp",
"solidworks", "solvespace",
)
def _read_text_safe(path):
try:
return path.read_text(encoding="utf-8", errors="ignore")
except Exception:
return ""
def _desktop_script_artifacts(root):
if not root.exists() or not root.is_dir():
return True
try:
candidates = list(root.iterdir())
for directory in list(candidates):
if directory.is_dir() and directory.name not in {"__pycache__", "_runtime"}:
try:
candidates.extend(directory.iterdir())
except Exception:
pass
for path in candidates:
if not path.is_file():
continue
if path.name in GUI_BYPASS_ALLOWED_FILENAMES:
continue
if path.suffix.lower() in GUI_BYPASS_FORBIDDEN_EXTENSIONS:
return True
except Exception:
return True
return False
def _history_paths(root):
home = Path.home()
return [
home / ".bash_history",
home / ".zsh_history",
home / ".python_history",
home / ".local/share/fish/fish_history",
home / "AppData/Roaming/Microsoft/Windows/PowerShell/PSReadLine/ConsoleHost_history.txt",
home / "AppData/Roaming/Microsoft/Windows/PowerShell/PSReadLine/Visual Studio Code Host_history.txt",
root / ".bash_history",
root / ".zsh_history",
]
def _history_contains_bypass(root):
for path in _history_paths(root):
if not path.is_file():
continue
text = _read_text_safe(path).lower()
if not text:
continue
for raw_line in text.splitlines():
line = raw_line.strip()
if not line or "eval.py" in line:
continue
touches_output = any(token in line for token in GUI_BYPASS_OUTPUT_TOKENS)
runs_command = any(token in line for token in GUI_BYPASS_COMMAND_TOKENS)
writes_file = any(
token in line for token in (">", "tee ", "cat ", "set-content", "out-file", "new-item")
)
if touches_output and (runs_command or writes_file):
return True
if ("/desktop/" in line or "\\desktop\\" in line) and any(
ext in line for ext in GUI_BYPASS_FORBIDDEN_EXTENSIONS
) and runs_command:
return True
return False
def check_no_gui_bypass(root):
root = Path(root)
if _desktop_script_artifacts(root):
return False
if _history_contains_bypass(root):
return False
return True
TARGET = "final_ss_gui_05.dxf"
TOL = 0.75
def _close(a, b, tol=TOL):
return abs(float(a) - float(b)) <= tol
def _point_close(a, b, tol=TOL):
return _close(a[0], b[0], tol) and _close(a[1], b[1], tol)
def _segments(doc):
out = []
for entity in doc.modelspace():
if entity.dxftype() == "LINE":
s, e = entity.dxf.start, entity.dxf.end
out.append(((float(s.x), float(s.y)), (float(e.x), float(e.y))))
elif entity.dxftype() == "LWPOLYLINE":
pts = [(float(p[0]), float(p[1])) for p in entity.get_points("xy")]
out.extend(zip(pts, pts[1:]))
if entity.closed and len(pts) > 2:
out.append((pts[-1], pts[0]))
return out
def _has_segment(segments, start, end):
vx = float(end[0]) - float(start[0])
vy = float(end[1]) - float(start[1])
length = (vx * vx + vy * vy) ** 0.5
if length <= 0:
return False
gap_tol = TOL / max(length, 1.0)
def interval_for(a, b):
ax = float(a[0]) - float(start[0])
ay = float(a[1]) - float(start[1])
bx = float(b[0]) - float(start[0])
by = float(b[1]) - float(start[1])
if abs(ax * vy - ay * vx) > TOL * max(length, 1.0):
return None
if abs(bx * vy - by * vx) > TOL * max(length, 1.0):
return None
t1 = (ax * vx + ay * vy) / (length * length)
t2 = (bx * vx + by * vy) / (length * length)
lo, hi = sorted((t1, t2))
if hi < -gap_tol or lo > 1.0 + gap_tol:
return None
return max(0.0, lo), min(1.0, hi)
intervals = []
for a, b in segments:
interval = interval_for(a, b)
if interval is not None:
intervals.append(interval)
if not intervals:
return False
covered = 0.0
for lo, hi in sorted(intervals):
if hi < covered - gap_tol:
continue
if lo > covered + gap_tol:
return False
covered = max(covered, hi)
if covered >= 1.0 - gap_tol:
return True
return covered >= 1.0 - gap_tol
def _has_rect_at(doc, x0, y0, x1, y1):
segs = _segments(doc)
corners = [(x0, y0), (x1, y0), (x1, y1), (x0, y1)]
return all(_has_segment(segs, corners[i], corners[(i + 1) % 4]) for i in range(4))
def _has_circle(doc, center, radius):
for entity in doc.modelspace():
if entity.dxftype() != "CIRCLE":
continue
c = entity.dxf.center
if _point_close((c.x, c.y), center) and _close(entity.dxf.radius, radius):
return True
return False
def evaluate():
if not check_no_gui_bypass(Path(os.environ.get("OUTPUT_ROOT", "/home/user/Desktop"))):
return False
path = OUTPUT_ROOT / TARGET
if not path.exists() or path.stat().st_size <= 0:
return False
doc = ezdxf.readfile(path)
holes = [(15, 15), (145, 15), (15, 85), (145, 85)]
secondary_holes = [(80, 15), (80, 85), (15, 50), (145, 50)]
return (
_has_rect_at(doc, 0, 0, 160, 100)
and _has_rect_at(doc, 30, 25, 130, 75)
and all(_has_circle(doc, p, 4) for p in holes)
and all(_has_circle(doc, p, 2.5) for p in secondary_holes)
)
if __name__ == "__main__":
try:
if not check_no_gui_bypass(OUTPUT_ROOT):
ok = False
else:
ok = evaluate()
except Exception:
ok = False
print("True" if ok else "False")
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