def parse_xml(cls, doc, source_location):
"""
Parses the given XML/etree document into an instance of this
class.
"""
assert doc.tag == 'ruleset'
matchers = []
clientsides = []
rules = []
default_theme = None
for el in doc.iterchildren():
if el.tag == 'match':
matcher = Match.parse_xml(el, source_location)
matchers.append(matcher)
elif el.tag == 'clientside':
matcher = ClientsideMatch.parse_xml(el, source_location)
clientsides.append(matcher)
elif el.tag == 'rule':
rule = Rule.parse_xml(el, source_location)
rules.append(rule)
elif el.tag == 'theme':
## FIXME: Add parse error
default_theme = Theme.parse_xml(el, source_location)
elif el.tag in ('proxy', 'server-settings', Comment):
# Handled elsewhere, so we just ignore this element
continue
else:
## FIXME: source location?
raise DeliveranceSyntaxError(
"Invalid tag %s (unknown tag name %r)" %
(tostring(el).split('>', 1)[0] + '>', el.tag),
element=el)
rules_by_class = {}
for rule in rules:
for class_name in rule.classes:
rules_by_class.setdefault(class_name, []).append(rule)
return cls(matchers,
clientsides,
rules_by_class,
default_theme=default_theme,
source_location=source_location)
def parse_xml(cls, doc, source_location):
"""
Parses the given XML/etree document into an instance of this
class.
"""
assert doc.tag == 'ruleset'
matchers = []
clientsides = []
rules = []
default_theme = None
for el in doc.iterchildren():
if el.tag == 'match':
matcher = Match.parse_xml(el, source_location)
matchers.append(matcher)
elif el.tag == 'clientside':
matcher = ClientsideMatch.parse_xml(el, source_location)
clientsides.append(matcher)
elif el.tag == 'rule':
rule = Rule.parse_xml(el, source_location)
rules.append(rule)
elif el.tag == 'theme':
## FIXME: Add parse error
default_theme = Theme.parse_xml(el, source_location)
elif el.tag in ('proxy', 'server-settings', Comment):
# Handled elsewhere, so we just ignore this element
continue
else:
## FIXME: source location?
raise DeliveranceSyntaxError(
"Invalid tag %s (unknown tag name %r)"
% (tostring(el).split('>', 1)[0]+'>', el.tag),
element=el)
rules_by_class = {}
for rule in rules:
for class_name in rule.classes:
rules_by_class.setdefault(class_name, []).append(rule)
return cls(matchers, clientsides, rules_by_class, default_theme=default_theme,
source_location=source_location)
content_match = _content_re.search(content)
if not http_equiv_match or not content_match:
## FIXME: log partial matches?
continue
http_equiv = (http_equiv_match.group(1) or http_equiv_match.group(2) or '')
http_equiv = http_equiv.strip()
content = content_match.group(1) or content_match.group(2) or ''
if not http_equiv or not content:
## FIXME: is empty content really meaningless?
continue
headers.append((http_equiv, content))
return headers
# Note: these are included in the documentation; any changes should be
# reflected there as well.
standard_rule = Rule.parse_xml(XML('''\
<rule>
<!-- FIXME: append-or-replace for title? -->
<!-- FIXME: maybe something like notheme="append:/html/head" -->
<replace content="children:/html/head/title"
theme="children:/html/head/title" nocontent="ignore" />
<prepend content="elements:/html/head/link"
theme="children:/html/head" nocontent="ignore" />
<prepend content="elements:/html/head/script"
theme="children:/html/head" nocontent="ignore" />
<prepend content="elements:/html/head/style"
theme="children:/html/head" nocontent="ignore" />
<!-- FIXME: Any handling for overlapping/identical elements? -->
</rule>'''), 'deliverance.ruleset.standard_rule')
content_match = _content_re.search(content)
if not http_equiv_match or not content_match:
## FIXME: log partial matches?
continue
http_equiv = (http_equiv_match.group(1) or http_equiv_match.group(2) or '')
http_equiv = http_equiv.strip()
content = content_match.group(1) or content_match.group(2) or ''
if not http_equiv or not content:
## FIXME: is empty content really meaningless?
continue
headers.append((http_equiv, content))
return headers
# Note: these are included in the documentation; any changes should be
# reflected there as well.
standard_rule = Rule.parse_xml(XML('''\
<rule>
<!-- FIXME: append-or-replace for title? -->
<!-- FIXME: maybe something like notheme="append:/html/head" -->
<replace content="children:/html/head/title"
theme="children:/html/head/title" nocontent="ignore" />
<prepend content="elements:/html/head/link"
theme="children:/html/head" nocontent="ignore" />
<prepend content="elements:/html/head/script"
theme="children:/html/head" nocontent="ignore" />
<prepend content="elements:/html/head/style"
theme="children:/html/head" nocontent="ignore" />
<!-- FIXME: Any handling for overlapping/identical elements? -->
</rule>'''), 'deliverance.ruleset.standard_rule')
