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md-pdf/md_pdf/config/validate.py

42 lines
1.3 KiB
Python

from md_pdf.exceptions import ConfigValidationException
import os
REQUIRED_KEYS = [
'output_dir',
'output_formats',
'input'
]
def check_required_keys(config):
missing_keys = [key for key in REQUIRED_KEYS if key not in config]
if missing_keys:
raise ConfigValidationException("Missing required keys: {}".format(", ".join(missing_keys)))
def test_output(config):
abs_output_dir = os.path.abspath(config.output_dir)
if not os.path.isdir(abs_output_dir):
raise ConfigValidationException("Can't find output directory '{}'".format(abs_output_dir))
if not config.output_formats:
raise ConfigValidationException("No output formats specified")
invalid_formats = [key for key in config.output_formats if key not in ['html', 'pdf']]
if invalid_formats:
raise ConfigValidationException("Invalid output formats provided: '{}'".format(", ".join(invalid_formats)))
def validate_bibliography(config):
if 'bibliography' not in config:
return
abs_bibliography = os.path.abspath(config.bibliography)
if not os.path.isfile(abs_bibliography):
raise ConfigValidationException("Invalid bibliography path: '{}'".format(abs_bibliography))
def validate_config(config):
check_required_keys(config)
test_output(config)
validate_bibliography(config)