def _type_of(obj, **kwargs):
if isinstance(obj, BooleanValue):
return StringValue('bool')
if isinstance(obj, NumberValue):
return StringValue('number')
if isinstance(obj, QuotedStringValue):
return StringValue('string')
if isinstance(obj, ColorValue):
return StringValue('color')
if isinstance(obj, dict):
return StringValue('list')
return 'unknown'
def _inline_image(image, mimetype=None, **kwargs):
root = kwargs.get('root')
path = os.path.abspath(
os.path.join(root.get_opt('path'),
StringValue(image).value))
if os.path.exists(path):
mimetype = StringValue(mimetype).value or mimetypes.guess_type(path)[0]
f = open(path, 'rb')
url = 'data:' + mimetype + ';base64,' + base64.b64encode(f.read())
else:
if root and root.get_opt('warn'):
warn("Not found image: %s" % path)
url = '%s?_=NA' % QuotedStringValue(image).value
inline = 'url("%s")' % url
return StringValue(inline)
def _image_height(image, **kwargs):
root = kwargs.get('root')
path = os.path.abspath(
os.path.join(root.get_opt('path'),
StringValue(image).value))
size = __get_size(path, root=root)
return NumberValue([size[1], 'px'])
def _headings(a=None, b=None, **kwargs):
h = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6']
if not a or StringValue(a).value == 'all':
a, b = 1, 6
elif b is None:
b, a = a.value + 1, 1
return ', '.join(h[int(float(a) - 1):int(float(b))])
class Variable(Value, ParseNode):
def_value = StringValue('none')
@classmethod
def _do_op(cls, self, other, op):
return self.value._do_op(self.value, other, op)
@classmethod
def _do_cmps(cls, self, other, op):
return self.value._do_cmps(self.value, other, op)
def __nonzero__(self):
return True
@property
def value(self):
name = self.data[0].strip('-$')
minus = self.data[0][0] == '-'
value = self.ctx.get(name) or self.root.ctx.get(name, self.def_value)
return (0 - value) if minus else value
def _minmax(n1, n2, **kwargs):
return StringValue('minmax({0},{1})'.format(n1, n2))
def _nest(*args, **kwargs):
return ', '.join(' '.join(
s.strip()
for s in p) if not '&' in p[1] else p[1].replace('&', p[0].strip())
for p in product(*(StringValue(sel).value.split(',')
for sel in args)))
def _enumerate(s, b, e, **kwargs):
return ', '.join("%s%d" % (StringValue(s).value, x)
for x in xrange(int(b.value), int(e.value + 1)))
def _elements_of_type(display, **kwargs):
return StringValue(ELEMENTS_OF_TYPE.get(StringValue(display).value, ''))
def _unquote(*args, **kwargs):
return StringValue(' '.join(str(s).strip("\"'") for s in args))
def __str__(self):
""" Write to output.
"""
return ''.join(StringValue(n).value for n in self.data)