def process_doc(doc, env):
wrapped_env = UsedDict(env)
# Expand the template strings with the command-line arguments
def expand(template_string):
try:
return formatter.vformat(template_string, [], wrapped_env)
except KeyError as ex:
die("Missing value for {name} in '{template}'".format(name=str(ex), template=template_string))
def process(elem):
for name, value in elem.attributes.items():
if "{" in value:
elem.attributes[name] = expand(value)
for child in elem.childNodes:
if child.nodeType == Node.TEXT_NODE:
child.data = expand(child.data)
elif child.nodeType == Node.ELEMENT_NODE:
process(child)
def process(elem):
for name, value in elem.attributes.items():
if "{" in value:
elem.attributes[name] = expand(value)
for child in elem.childNodes:
if child.nodeType == Node.TEXT_NODE:
child.data = expand(child.data)
elif child.nodeType == Node.ELEMENT_NODE:
process(child)
result = process(doc.documentElement)
for x in env:
if x not in wrapped_env.used:
die("Unused parameter '{name}'".format(name=x))
return result
def __getitem__(self, key):
assert key != 'foo'
if key in self.underlying:
self.used.add(key)
return self.underlying[key]
else:
value = os.getenv(key)
if value is None:
die("Missing value for '{key}'".format(key = key))
else:
return value
def create(options):
template = options.template
if options.substitutions:
die("{template} does not exist".format(template = template))
if template.endswith('.xml.template'):
remote = True
elif template.endswith('.xml'):
remote = False
else:
die("'{template}' does not end with .xml.template or .xml".format(template = template))
print("'{template}' does not exist; creating new template.".format(template = template))
if not remote:
print("\nAs it ends with .xml, not .xml.template, I assume you want a feed for\n"
"a local project (e.g. a Git checkout). If you want a template for\n"
"publishing existing releases, use {template}.template instead.".format(
template = template))
doc = minidom.parse(os.path.join(mydir, "example.xml"))
impls = doc.getElementsByTagNameNS(namespaces.XMLNS_IFACE, 'implementation')
impls[0].parentNode.removeChild(impls[0] if remote else impls[1])
choice = get_choice("Does your program need to be compiled before it can be used?", [
(1, "Generate a source template (e.g. for compiling C source code)"),
(2, "Generate a binary template (e.g. for a pre-compiled binary or script)"),
])
commands = doc.getElementsByTagNameNS(namespaces.XMLNS_IFACE, 'command')
commands[0].parentNode.removeChild(commands[choice - 1])
impl, = doc.getElementsByTagNameNS(namespaces.XMLNS_IFACE, 'implementation')
if choice == 1:
impl.setAttribute('arch', '*-src')
else:
impl.setAttribute('arch', '*-*')
assert not os.path.exists(template), template
print("\nWriting", template)
with open(template, 'wt') as stream:
stream.write('<?xml version="1.0"?>\n')
doc.documentElement.writexml(stream)
stream.write('\n')
def expand(template_string):
try:
return formatter.vformat(template_string, [], wrapped_env)
except KeyError as ex:
die("Missing value for {name} in '{template}'".format(name=str(ex), template=template_string))
