warehack.ing/WireViz
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Add commandline option to hide yaml input from png data

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This commit is contained in:
Jacob Erickson 2023-04-11 09:36:50 -07:00
parent 0a8ef9f099
commit a80db2453d
1 changed files with 16 additions and 8 deletions
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24
src/wireviz/wireviz.py
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@ -20,7 +20,12 @@ from wireviz.Harness import Harness
from wireviz.wv_helper import expand, open_file_read, open_file_write
def parse(yaml_input: str, file_out: Union[str, Path] = None, return_types: Optional[Union[str, Tuple[str]]] = None) -> Any:
def parse(
yaml_input: str,
file_out: Union[str, Path] = None,
return_types: Optional[Union[str, Tuple[str]]] = None,
conceal_input: Optional[bool] = None,
) -> Any:
"""
Parses yaml input string and does the high-level harness conversion
@ -190,7 +195,7 @@ def parse(yaml_input: str, file_out: Union[str, Path] = None, return_types: Opti
if file_out is not None:
harness.output(filename=file_out, fmt=('png', 'svg'), view=False)
save_yaml_to_png(file_out,yaml_input)
save_yaml_to_png(file_out, yaml_input, conceal_input)
if return_types is not None:
returns = []
@ -231,9 +236,12 @@ def parse_cmdline():
parser.add_argument('-o', '--output_file', action='store', type=Path, metavar='OUTPUT')
# Not implemented: parser.add_argument('--generate-bom', action='store_true', default=True)
parser.add_argument('--prepend-file', action='store', type=Path, metavar='YAML_FILE')
return parser.parse_args()
parser.add_argument('--conceal-input', action='store_false', metavar='PRESERVE_INPUT')
return parser.parse_cmd_args()
def save_yaml_to_png(file_out:Path, yaml_input):
def save_yaml_to_png(file_out:Path, yaml_input:str, conceal_input:bool):
if not conceal_input:
return
file_out = file_out.with_suffix('.png')
with Image.open(fp=file_out) as im:
txt = PngInfo()
@ -246,14 +254,13 @@ def read_yaml_from_png(file_in:Path):
return im.text['yaml']
def main():
args = parse_cmdline()
input_file_base = args.input_file.parent / args.input_file.stem
if not args.input_file.is_file():
print(f'Error: input file {args.input_file} inaccessible or does not exist, check path')
sys.exit(1)
if ".png" == args.input_file.suffix:
if ".png" == args.input_file.suffix: # Extract from png containing yaml data
yaml_input = read_yaml_from_png(input_file_base)
with open_file_write(input_file_base.parent / (input_file_base.stem + '_out.yaml')) as fh:
fh.write(yaml_input) # Extract yaml to separate file
@ -267,10 +274,11 @@ def main():
sys.exit(1)
with open_file_read(args.prepend_file) as fh:
prepend = fh.read()
yaml_input = prepend + yaml_input
yaml_input = prepend + yaml_input
file_out = args.output_file if args.output_file else input_file_base
parse(yaml_input, file_out=file_out.resolve())
parse(yaml_input, file_out=file_out.resolve(), conceal_input=args.conceal_input)
if __name__ == '__main__':