def gen_messages(opts) :
"""Generate pprzlink message formatters and parsers using options.
This function allows python scripts under Windows to control generators
using the same interface as shell scripts under Unix"""
fname = opts.definition
# Enable validation by default, disabling it if explicitly requested
if opts.validate:
try:
from lib.genxmlif import GenXmlIfError
from lib.minixsv import pyxsval
except:
print("WARNING: Unable to load XML validator libraries. XML validation will not be performed")
opts.validate = False
def pprz_validate(fname, schema, errorLimitNumber) :
"""Uses minixsv to validate an XML file with a given XSD schema file. We define pprz_validate
here because it relies on the XML libs that were loaded in gen_messages(), so it can't be called standalone"""
# use default values of minixsv, location of the schema file must be specified in the XML file
try:
domTreeWrapper = pyxsval.parseAndValidate(fname, xsdFile=schema, errorLimit=errorLimitNumber)
except pyxsval.XsvalError as errstr:
print(errstr)
return 1
except GenXmlIfError as errstr:
print(errstr)
return 1
return 0
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
print("Validating msg_class %s in %s" % (opts.class_name, fname))
validation_result = pprz_validate(fname, schemaFile, opts.error_limit)
else:
print("Validation skipped for msg_class %s in %s." % (opts.class_name, fname))
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink messages of msg_class %s in XML file %s" % (
pprz_parse.total_msgs(xml), opts.class_name, fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
import gen_messages_c
gen_messages_c.generate(opts.output, xml)
else:
print("Unsupported language %s" % opts.language)
def gen_messages(opts):
"""Generate pprzlink message formatters and parsers using options.
This function allows python scripts under Windows to control generators
using the same interface as shell scripts under Unix"""
fname = opts.definition
# Enable validation by default, disabling it if explicitly requested
if opts.validate:
try:
from lxml import etree
except:
print(
"WARNING: Unable to load XML validator libraries. XML validation will not be performed"
)
opts.validate = False
def pprz_validate(fname, schema):
"""Uses minixsv to validate an XML file with a given XSD schema file. We define pprz_validate
here because it relies on the XML libs that were loaded in gen_messages(), so it can't be called standalone"""
try:
xmlschema_doc = etree.parse(schema)
xmlschema = etree.XMLSchema(xmlschema_doc)
f_doc = etree.parse(fname)
xmlschema.assertValid(f_doc)
except Exception as errstr:
print(errstr)
return 1
return 0
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
import os.path
directory = os.path.dirname(fname)
schemaFile = os.path.join(directory, schemaFileName)
if not os.path.isfile(schemaFile):
print("Schema file %s does not exist. Trying default path." %
(schemaFile))
schemaFile = os.path.join(
os.path.dirname(os.path.realpath(__file__)), schemaFileName)
if not os.path.isfile(schemaFile):
print("Schema default file %s does not exist. Leaving." %
(schemaFile))
sys.exit(1)
print("Validating msg_class %s in %s with %s" %
(opts.class_name, fname, schemaFile))
validation_result = pprz_validate(fname, schemaFile)
else:
print("Validation skipped for msg_class %s in %s." %
(opts.class_name, fname))
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink messages of msg_class %s in XML file %s" %
(pprz_parse.total_msgs(xml), opts.class_name, fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
gen_message_c = __import__(xml.generator_module + "_c")
gen_message_c.generate(opts.output, xml)
elif opts.language == 'c_standalone':
gen_message_c_standalone = __import__(xml.generator_module +
"_c_standalone")
gen_message_c_standalone.generate(opts.output, xml, opts.opt)
else:
print("Unsupported language %s" % opts.language)
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
print("Validating %s" % fname)
validation_result = pprz_validate(fname, schemaFile, opts.error_limit)
else:
print("Validation skipped for %s." % fname)
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink message types in XML file %s" %
(pprz_parse.total_msgs(xml), fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
import gen_messages_c
gen_messages_c.generate(opts.output, xml)
else:
print("Unsupported language %s" % opts.language)
if __name__ == "__main__":
import pprz_parse
def gen_messages(opts):
"""Generate pprzlink message formatters and parsers using options.
This function allows python scripts under Windows to control generators
using the same interface as shell scripts under Unix"""
fname = opts.definition
# Enable validation by default, disabling it if explicitly requested
if opts.validate:
try:
from lib.genxmlif import GenXmlIfError
from lib.minixsv import pyxsval
except:
print(
"WARNING: Unable to load XML validator libraries. XML validation will not be performed"
)
opts.validate = False
def pprz_validate(fname, schema, errorLimitNumber):
"""Uses minixsv to validate an XML file with a given XSD schema file. We define pprz_validate
here because it relies on the XML libs that were loaded in gen_messages(), so it can't be called standalone"""
# use default values of minixsv, location of the schema file must be specified in the XML file
try:
domTreeWrapper = pyxsval.parseAndValidate(
fname, xsdFile=schema, errorLimit=errorLimitNumber)
except pyxsval.XsvalError as errstr:
print(errstr)
return 1
except GenXmlIfError as errstr:
print(errstr)
return 1
return 0
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
print("Validating msg_class %s in %s" % (opts.class_name, fname))
validation_result = pprz_validate(fname, schemaFile, opts.error_limit)
else:
print("Validation skipped for msg_class %s in %s." %
(opts.class_name, fname))
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink messages of msg_class %s in XML file %s" %
(pprz_parse.total_msgs(xml), opts.class_name, fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
import gen_messages_c
gen_messages_c.generate(opts.output, xml)
else:
print("Unsupported language %s" % opts.language)
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
print("Validating msg_class %s in %s" % (opts.class_name, fname))
validation_result = pprz_validate(fname, schemaFile, opts.error_limit)
else:
print("Validation skipped for msg_class %s in %s." % (opts.class_name, fname))
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink messages of msg_class %s in XML file %s" % (
pprz_parse.total_msgs(xml), opts.class_name, fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
import gen_messages_c
gen_messages_c.generate(opts.output, xml)
else:
print("Unsupported language %s" % opts.language)
if __name__ == "__main__":
import pprz_parse
# Process XML file, validating as necessary.
validation_result = 0
if opts.validate:
print("Validating %s" % fname)
validation_result = pprz_validate(fname, schemaFile, opts.error_limit)
else:
print("Validation skipped for %s." % fname)
print("Parsing %s" % fname)
xml = pprz_parse.PPRZXML(fname, opts.class_name, opts.protocol)
if pprz_parse.check_duplicates(xml):
sys.exit(1)
print("Found %u PPRZLink message types in XML file %s" % (
pprz_parse.total_msgs(xml), fname))
if opts.only_validate:
sys.exit(validation_result)
# Convert language option to lowercase and validate
opts.language = opts.language.lower()
if opts.language == 'c':
import gen_messages_c
gen_messages_c.generate(opts.output, xml)
else:
print("Unsupported language %s" % opts.language)
if __name__ == "__main__":
import pprz_parse