class Parser:
def __init__(self, data=None):
self.parser = ParserCreate()
self.parser.Parse("<d>", 0) # dummy document element
self.parser.StartElementHandler = self._start_element
self.parser.EndElementHandler = self._end_element
self.parser.CharacterDataHandler = self._character_data
self.fragment = Fragment()
self._stack = []
if data:
self.parser.Parse(data, 0)
def parse(self, data):
self.parser.Parse(data, 0)
def _start_element(self, name, attrs):
self._stack.append(self.fragment)
self.fragment = Element(name, attrs)
def _end_element(self, name):
element = self.fragment
self.fragment = self._stack.pop()
self.fragment.append(element)
def _character_data(self, data):
self.fragment.append(data)
class Parser:
def __init__(self, data=None):
self.parser = ParserCreate()
self.parser.Parse("<d>", 0) # dummy document element
self.parser.StartElementHandler = self._start_element
self.parser.EndElementHandler = self._end_element
self.parser.CharacterDataHandler = self._character_data
self.fragment = Fragment()
self._stack = []
if data:
self.parser.Parse(data, 0)
def parse(self, data):
self.parser.Parse(data, 0)
def _start_element(self, name, attrs):
self._stack.append(self.fragment)
self.fragment = Element(name, attrs)
def _end_element(self, name):
element = self.fragment
self.fragment = self._stack.pop()
self.fragment.append(element)
def _character_data(self, data):
self.fragment.append(data)
def work(self):
data, addr = self._sock.recvfrom(255)
node, endpoint, profile, cluster = addr[:4]
cur_time = time()
is_data = endpoint == ENDPOINT and profile == PROFILE and cluster == IS_CLUSTER
node_name = self._resolver.to_name_non_blocking(node, is_data)
data_name = "t"
data_text = data
data_attrs = dict(time=fmt_time(cur_time))
other_addr = ""
if endpoint == ENDPOINT and profile == PROFILE and cluster == TTY_CLUSTER:
updateDataLine(node_name, data, cur_time)
else:
data_name = "h"
data_text = str2hex(data)
data_attrs["endpoint"] = hh(endpoint, 2)
data_attrs["profile"] = hh(profile, 4)
data_attrs["cluster"] = hh(cluster, 2)
other_addr = " (" + data_attrs["endpoint"] + "," + data_attrs["profile"] + "," + data_attrs["cluster"] + ")"
self.append(node, Element(data_name, data_attrs, data_text))
print "xgw: Recv ", node_name, other_addr, ": ", repr(data_text)
if is_data and not is_addr(node_name):
device_type, product_type = self._resolver.to_product_type_non_blocking(node)
items = {}
if product_type == XBeeSensorLTHAdapter:
items = xbeelth.sample(data)
print "xgw: Recv ", node_name, " IS sample from ", GetXBeeProductName(product_type), " = ", repr(items)
updateDataItems(node_name, items, cur_time)
def __init__(self, data=None):
self.parser = ParserCreate()
self.parser.Parse("<d>", 0) # dummy document element
self.parser.StartElementHandler = self._start_element
self.parser.EndElementHandler = self._end_element
self.parser.CharacterDataHandler = self._character_data
self.fragment = Fragment()
self._stack = []
if data:
self.parser.Parse(data, 0)
def __init__(self, data=None):
self.parser = ParserCreate()
self.parser.Parse("<d>", 0) # dummy document element
self.parser.StartElementHandler = self._start_element
self.parser.EndElementHandler = self._end_element
self.parser.CharacterDataHandler = self._character_data
self.fragment = Fragment()
self._stack = []
if data:
self.parser.Parse(data, 0)
try:
if len(cmd) > 0:
result = m(self._controller, str(Generator(cmd)),
**cmd_attrs)
else:
result = m(self._controller, **cmd_attrs)
except Exception, e:
error = str(e)
else:
error = "Method is not found"
# prepare attrs for result/error
result_attrs = dict(cmd.attrs)
result_attrs["for"] = cmd.name
# return result/error
if error:
return Element("error", result_attrs, error)
else:
return Element("result", result_attrs, result)
def callback(self, commands):
print "xgw: Dispatching commands"
result = ["\n"]
for cmd in Parser(commands).fragment:
if isinstance(cmd, Element):
print "xgw: Invoking ", cmd
cmd_res = self._invoke(cmd)
print "xgw: Outcome ", cmd_res.name # print error or result
result.append(cmd_res)
result.append("\n")
return str(Generator(result))
def _start_element(self, name, attrs):
self._stack.append(self.fragment)
self.fragment = Element(name, attrs)
def element(self):
return Element("m", dict(time=fmt_time(self.time), node=self.node), [self.message])
def element(self):
return Element("d", dict(tag=self.tag, time=fmt_time(self.time), node=self.node), [self.value])
def _start_element(self, name, attrs):
self._stack.append(self.fragment)
self.fragment = Element(name, attrs)
"""Tests for XML modules"""
from xml_generator import Generator
from xml_element import Element
from xml_parser import Parser
print Generator([Element("test", dict(a='1', b='2'), [12345])])
assert "<test a='1' b='2'>12345</test>" == str(
Generator([Element("test", dict(a='1', b='2'), [12345])]))
print Parser(
"<send dest='FIO1'>!RR\\r\\n</send><recv src='FIO1' wait='1'/>").fragment
assert "<send dest='FIO1'>!RR\\r\\n</send><recv src='FIO1' wait='1'/>" == str(
Parser("<send dest='FIO1'>!RR\\r\\n</send><recv src='FIO1' wait='1'/>").
fragment)
print Parser("<send dest='FIO1'>!RR\\r\\n</send> <recv src='FIO1' wait='1'/>"
).fragment
for a in Parser(
"<send dest='FIO1'>!RR\\r\\n</send> <recv src='FIO1' wait='1'/>"
).fragment:
print a.__class__, len(a), str(a)
