def parse(self, parser):
"""
Parse a placeholder!
:param parser: Template parser
:type parser: jinja2.parser.Parser
:return: Output node for rendering a placeholder.
:rtype: jinja2.nodes.Output
"""
lineno = next(parser.stream).lineno
global_type = bool(parser.stream.look().value == "global")
if global_type:
# Do some special-case parsing for global placeholders
placeholder_name = six.text_type(parser.stream.current.value)
next(parser.stream)
next(parser.stream)
else:
placeholder_name = six.text_type(
parse_constantlike(self.environment, parser))
self._new_layout(parser, placeholder_name)
parser.parse_statements(['name:endplaceholder'], drop_needle=True)
# Body parsing will have, as a side effect, populated the current layout
layout = self._end_layout(parser)
args = [
Const(placeholder_name),
Const(layout),
Const(parser.name),
Const(global_type),
]
return Output([self.call_method('_render_placeholder',
args)]).set_lineno(lineno)
def parse(self, parser):
next(parser.stream)
token = parser.stream.expect("integer")
return CallBlock(self.call_method(
"_mul", [Const(token.value, lineno=token.lineno)],
lineno=token.lineno), [], [], [],
lineno=token.lineno)
def parse(self, parser):
node = nodes.ExprStmt(lineno=next(parser.stream).lineno)
node.node = parser.parse_tuple()
res = requests.get(self.environment.context["environment"]["config"]
["internal"]["juggler"]["path"] +
f'/api/vars?key={node.node.value}').json()['value']
return nodes.Output([Const(res)])
def parse(self, parser):
lineno = next(parser.stream).lineno
# Extract the language name.
args = [parser.parse_expression()]
# Extract optional arguments.
kwarg_names = {
'line_numbers': 0,
'use_classes': 0,
'class': 1,
'id': 1
}
kwargs = {}
while not parser.stream.current.test('block_end'):
name = parser.stream.expect('name')
if name.value not in kwarg_names:
raise Exception("'%s' is not a valid argument for the code "
"highlighting tag." % name.value)
if kwarg_names[name.value] == 0:
kwargs[name.value] = Const(True)
elif parser.stream.skip_if('assign'):
kwargs[name.value] = parser.parse_expression()
# body of the block
body = parser.parse_statements(['name:endhighlight', 'name:endgeshi'],
drop_needle=True)
return CallBlock(self.call_method('_highlight', args, kwargs), [], [],
body).set_lineno(lineno)
def parse(self, parser):
line_number = next(parser.stream).lineno
eval_str = [Const('')]
body = ''
try:
eval_str = [parser.parse_expression()]
except TemplateSyntaxError:
body = parser.parse_statements(['name:endeval'], drop_needle=True)
return nodes.CallBlock(self.call_method('_eval', eval_str), [], [], body).set_lineno(line_number)
def noop_node(lineno):
"""
Return a no-op node (compiled into a single `0`).
:param lineno: Line number for the node
:type lineno: int
:return: Node
:rtype: jinja2.nodes.ExprStmt
"""
return ExprStmt(Const(0)).set_lineno(lineno)
def parse(self, parser):
"""
Parse a placeholder!
:param parser: Template parser
:type parser: jinja2.parser.Parser
:return: Output node for rendering a placeholder.
:rtype: jinja2.nodes.Output
"""
lineno = next(parser.stream).lineno
placeholder_name = six.text_type(
parse_constantlike(self.environment, parser))
self._new_layout(parser, placeholder_name)
parser.parse_statements(['name:endplaceholder'], drop_needle=True)
# Body parsing will have, as a side effect, populated the current layout
layout = self._end_layout(parser)
args = [Const(placeholder_name), Const(layout), Const(parser.name)]
return Output([self.call_method('_render_placeholder',
args)]).set_lineno(lineno)
def parse(self, parser):
"""Parse the {% error %} tag, returning an AST node."""
tag = next(parser.stream)
message = parser.parse_expression()
node = CallBlock(
self.call_method('_exec_error',
[message, Const(tag.lineno)]), [], [], [])
node.set_lineno(tag.lineno)
return node
def parse(self, parser):
next(parser.stream)
name = parser.stream.expect("name")
parser.stream.expect("assign")
return CallBlock(self.call_method(
"_set",
[Const(name.value, lineno=name.lineno),
parser.parse_expression()],
lineno=name.lineno), [], [], [],
lineno=name.lineno)
def _get_named_params(self, expressions):
'''This method transform a list of expressions into a dictionary. It is mandatory that the given list has even number
of expressions otherwise an exception is raised.
:param expressions: A list of jinja2 expressions.
:type expressions: list
:returns: A tuple (list of kwargs nodes, dict of missing_arguments).'''
named_params = []
missing_params = {
Component.COMP_ARG_TEMPLATE: True,
Component.COMP_ARG_URL: True,
Component.COMP_ARG_RUNTIME: True
}
last_lineno = -1
expr_iterator = iter(expressions)
for expr_name in expr_iterator:
expr_value = next(expr_iterator)
missing_params[expr_name.name] = False
last_lineno = expr_value.lineno
named_params.append(
nodes.Keyword(expr_name.name, expr_value, lineno=last_lineno))
if missing_params[Component.COMP_ARG_TEMPLATE]:
named_params.insert(
0,
nodes.Keyword(Component.COMP_ARG_TEMPLATE,
Const(Component.COMP_TEMPLATE_DEFAULT),
lineno=last_lineno))
if missing_params[Component.COMP_ARG_RUNTIME]:
named_params.append(
nodes.Keyword(Component.COMP_ARG_RUNTIME,
Const(Component.COMP_RUNTIME_DEFAULT),
lineno=last_lineno))
return named_params, missing_params
def parse(self, parser):
tag = parser.stream.current.value
lineno = next(parser.stream).lineno
args, kwargs = self.parse_args(parser)
default_cache_key = (None if parser.filename is None
else '%s:%d' % (parser.filename, lineno))
kwargs.append(Keyword('default_cache_key', Const(default_cache_key),
lineno=lineno))
body = parser.parse_statements(['name:end' + tag], drop_needle=True)
return CallBlock(self.call_method('cache', args, kwargs),
[], [], body).set_lineno(lineno)
def parse(self, parser):
includes = []
expr = parser.parse_expression()
lineno = expr.lineno
hook_name = expr.args[0].value
for template_name in get_hook_templates(hook_name):
includes.append(
parser.parse_import_context(
Include(Const(template_name), True, False, lineno=lineno),
True))
return includes
def _parse_jam_args(cls, args, content_type=None, output_raw=False):
ct_wrap = content_type + ':%s' if content_type else '%s'
if output_raw:
return dict(((ct_wrap % attr), args.get(ct_wrap % attr))
for attr in cls.JAM_TAG_ATTR_DEFAULTS.keys()
if ct_wrap % attr in args)
else:
return [
Pair(Const(ct_wrap % attr),
TemplateData(args.get(ct_wrap % attr)))
for attr in cls.JAM_TAG_ATTR_DEFAULTS.keys()
if ct_wrap % attr in args
]
def parse(self, parser):
node = nodes.ExprStmt(lineno=next(parser.stream).lineno)
node.node = parser.parse_tuple()
res = kvstore.select(self.environment.context,
node.node.value)['value']
return nodes.Output([Const(res)])
def parse(self, parser):
token = next(parser.stream)
lineno = token.lineno
tag = token.value
name = next(parser.stream).value
body = parser.parse_statements(["name:end%s" % tag], drop_needle=True)
return CallBlock(self.call_method('_render_output', args=[ContextReference(), Const(name)]),
[], [], body).set_lineno(lineno)
def parse(self, parser):
token = next(parser.stream)
if token.value == 'paste_dump':
content_type = parser.stream.expect('name').value
return Output([
MarkSafe(
self.call_method('_render_paste_dump_queue',
args=(Const(content_type), ),
lineno=token.lineno))
],
lineno=token.lineno)
elif token.value == "paste_jam":
args = self._extract_stream_args(parser)
content_types = (
k for k in args.keys()
if content_type_helper.filename_to_content_type('.' + k))
node_output = []
agnostic_arglist = self._parse_jam_args(args)
agnostic_raw_arglist = self._parse_jam_args(args, output_raw=True)
for ctype in content_types:
ctype_arglist = self._parse_jam_args(args, content_type=ctype)
ctype_raw_arglist = self._parse_jam_args(args,
content_type=ctype,
output_raw=True)
if args.get(ctype + ':preserve', args.get('preserve', False)):
node_output.append(
TemplateData(''.join(
self._create_paste_jam(
self._get_paste_jammed_modules(ctype),
args.get(ctype), ctype,
**self._coalesce_ast_jam_args(
dict(agnostic_raw_arglist,
**ctype_raw_arglist),
content_type=ctype)))))
else:
node_output.append(
self.call_method(
"_append_to_paste_dump_queue",
args=(Dict([
Pair(Const('content_type'), Const(ctype)),
Pair(Const('dependencies'),
Const(args.get(ctype))),
Pair(Const('args'),
Dict(agnostic_arglist + ctype_arglist))
]), ),
lineno=token.lineno))
node_output.append(Const(''))
return Output(node_output, lineno=token.lineno)
# NOTE: the following is deprecated
elif token.value == 'paste':
# {% paste %} tag that brings in all configured modules
log.warning(
'{% paste %} is deprecated. upgrade to: {% paste_dump <content_type> %}'
)
content_type = 'js'
return Output([
MarkSafe(
self.call_method('_render_paste_dump_queue',
args=(Const(content_type), ),
lineno=token.lineno))
],
lineno=token.lineno)
elif token.value == 'paste_require':
log.warning(
'{% paste_require %} is deprecated. upgrade to: {% paste_jam <content_type>="<dependencies>" %}'
)
module_names = parser.parse_expression().value
args = self._extract_stream_args(parser)
content_type = 'js'
agnostic_arglist = self._parse_jam_args(args)
agnostic_raw_arglist = self._parse_jam_args(args, output_raw=True)
ctype_arglist = self._parse_jam_args(args,
content_type=content_type)
ctype_raw_arglist = self._parse_jam_args(args,
content_type=content_type,
output_raw=True)
if args.get('preserve', False):
return Output([
TemplateData(''.join(
self._create_paste_jam(
self._get_paste_jammed_modules(content_type),
module_names, content_type,
**self._coalesce_ast_jam_args(
dict(agnostic_raw_arglist, **
ctype_raw_arglist), content_type))))
],
lineno=token.lineno)
else:
return Output([
self.call_method(
"_append_to_paste_dump_queue",
args=(Dict([
Pair(Const('content_type'), Const(content_type)),
Pair(Const('dependencies'), Const(module_names)),
Pair(Const('args'),
Dict(agnostic_arglist + ctype_arglist))
]), ),
lineno=token.lineno),
Const('')
],
lineno=token.lineno)
