def get_condition_value(self, condition, raise_on_missing=True):
if 'value' in condition.attrib:
value_node = TemplateNode()
value_node.append(TemplateWordNode(condition.attrib['value']))
return value_node
#return condition.attrib['value']
else:
values = condition.findall('value')
if len(values) == 0:
if raise_on_missing is True:
raise ParserException("Error, element has no value",
xml_element=condition)
else:
return None
elif len(values) > 1:
if raise_on_missing is True:
raise ParserException(
"Error, element has multiple value elements",
xml_element=condition)
else:
return None
else:
value_node = TemplateNode()
self.parse_template_node(values[0], value_node)
return value_node
def test_simple_arrow_and_hash_at_end(self):
graph = PatternGraph()
pattern_element1 = ET.fromstring("<pattern>A ^</pattern>")
pattern_element2 = ET.fromstring("<pattern>A #</pattern>")
topic_element = ET.fromstring("<topic>*</topic>")
that_element = ET.fromstring("<that>*</that>")
template_node1 = TemplateNode()
template_node2 = TemplateNode()
graph.add_pattern_to_graph(pattern_element1, topic_element, that_element, template_node1)
graph.add_pattern_to_graph(pattern_element2, topic_element, that_element, template_node2)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(result.template, template_node2)
self.assertEqual(1, len(pattern_stars))
self.assertEqual('C', pattern_stars[0])
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
def test_mixed_priorty_and_star(self):
graph = PatternGraph()
pattern_element1 = ET.fromstring("<pattern>A $B C</pattern>")
pattern_element2 = ET.fromstring("<pattern>A * C</pattern>")
pattern_element3 = ET.fromstring("<pattern>A D C</pattern>")
topic_element = ET.fromstring("<topic>*</topic>")
that_element = ET.fromstring("<that>*</that>")
template_node1 = TemplateNode()
template_node2 = TemplateNode()
template_node3 = TemplateNode()
graph.add_pattern_to_graph(pattern_element1, topic_element, that_element, template_node1)
graph.add_pattern_to_graph(pattern_element2, topic_element, that_element, template_node2)
graph.add_pattern_to_graph(pattern_element3, topic_element, that_element, template_node3)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A B C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(result.template, template_node1)
self.assertEqual(len(pattern_stars), 0)
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A F C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(result.template, template_node2)
self.assertEqual(len(pattern_stars), 1)
self.assertEqual("F", pattern_stars[0])
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A D C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(result.template, template_node3)
self.assertEqual(len(pattern_stars), 0)
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
def parse_bot_expression(self, expression, branch):
bot_node = TemplateBotNode()
branch.children.append(bot_node)
name_found = False
if 'name' in expression.attrib:
node = TemplateNode()
name_node = TemplateWordNode(expression.attrib['name'])
node.append(name_node)
name_found = True
bot_node.name = node
self.parse_text(self.get_text_from_element(expression), bot_node)
for child in expression:
if child.tag == 'name':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
bot_node.name = node
name_found = True
else:
self.parse_tag_expression(child, bot_node)
self.parse_text(self.get_tail_from_element(child), bot_node)
if name_found is False:
raise ParserException("Error, name not found", xml_element=expression)
def parse_interval_expression(self, expression, branch):
# TemplateInternalNode
# aise ParserException ("Error, interval not implemented!")
interval_node = TemplateIntervalNode()
branch.children.append(interval_node)
if 'format' in expression.attrib:
interval_node.format = TemplateWordNode(
expression.attrib['format'])
head_text = self.get_text_from_element(expression)
self.parse_text(head_text, interval_node)
for child in expression:
if child.tag == 'format':
interval_node.format = TemplateWordNode(
self.get_text_from_element(child))
elif child.tag == 'style':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
interval_node.style = node
elif child.tag == 'from':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
interval_node.interval_from = node
elif child.tag == 'to':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
interval_node.interval_to = node
else:
self.parse_tag_expression(child, interval_node)
tail_text = self.get_tail_from_element(child)
self.parse_text(tail_text, interval_node)
if interval_node.format is None:
logging.warning("Interval node, format missing !")
if interval_node.style is None:
logging.warning("style node, format missing !")
if interval_node.interval_from is None:
logging.warning("interval_from node, format missing !")
if interval_node.interval_to is None:
logging.warning("interval_to node, format missing !")
def test_multiple_templates(self):
node1 = PatternTemplateNode(TemplateNode())
node2 = PatternTemplateNode(TemplateNode())
with self.assertRaises(ParserException) as raised:
node1.can_add(node2)
self.assertEqual(str(raised.exception),
"Cannot add template node to template node")
def parse_get_expression(self, expression, branch):
get_node = TemplateGetNode()
branch.children.append(get_node)
name_found = False
var_found = False
if 'name' in expression.attrib:
node = TemplateNode()
name_node = TemplateWordNode(expression.attrib['name'])
node.append(name_node)
get_node.local = False
name_found = True
get_node.name = node
if 'var' in expression.attrib:
node = TemplateNode()
var_node = TemplateWordNode(expression.attrib['var'])
node.append(var_node)
get_node.local = True
var_found = True
get_node.name = node
for child in expression:
if child.tag == 'name':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
get_node.name = node
get_node.local = False
name_found = True
elif child.tag == 'var':
node = TemplateNode()
self.parse_text(self.get_text_from_element(child), node)
for sub_child in child:
self.parse_tag_expression(sub_child, node)
self.parse_text(self.get_text_from_element(child), node)
get_node.name = node
get_node.local = True
var_found = True
else:
raise ParserException("Error, invalid get",
xml_element=expression)
if name_found is True and var_found is True:
raise ParserException(
"Error, get node has both name AND var values",
xml_element=expression)
def test_multi_star_multi_branch_star(self):
graph = PatternGraph()
pattern_element1 = ET.fromstring("<pattern>A * B * C</pattern>")
pattern_element2 = ET.fromstring("<pattern>A * C * D</pattern>")
topic_element = ET.fromstring("<topic>*</topic>")
that_element = ET.fromstring("<that>*</that>")
template_node = TemplateNode()
graph.add_pattern_to_graph(pattern_element1, topic_element, that_element, template_node)
graph.add_pattern_to_graph(pattern_element2, topic_element, that_element, template_node)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A X B Y C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(2, len(pattern_stars))
self.assertEqual('X', pattern_stars[0])
self.assertEqual('Y', pattern_stars[1])
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
def test_simple_topic_and_star(self):
graph = PatternGraph()
pattern_element = ET.fromstring("<pattern>A * D</pattern>")
topic_element = ET.fromstring("<topic>TOPIC1</topic>")
that_element = ET.fromstring("<that>*</that>")
template_node = TemplateNode()
graph.add_pattern_to_graph(pattern_element, topic_element, that_element, template_node)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A B C D"), pattern_stars,
Sentence("TOPIC1"), topic_stars,
Sentence("THAT1"), that_stars)
self.assertIsNotNone(result)
self.assertEqual(len(pattern_stars), 1)
self.assertEqual('B C', pattern_stars[0])
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 1)
self.assertEqual('THAT1', that_stars[0])
def test_multiple_hashes_with_star_and_that(self):
graph = PatternGraph()
pattern_element = ET.fromstring("<pattern>A # # D</pattern>")
topic_element = ET.fromstring("<topic>*</topic>")
that_element = ET.fromstring("<that>THAT</that>")
template_node = TemplateNode()
graph.add_pattern_to_graph(pattern_element, topic_element, that_element, template_node)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A B C C2 D"), pattern_stars,
Sentence("THIS"), topic_stars,
Sentence("THAT"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(len(pattern_stars), 2)
self.assertEqual('B', pattern_stars[0])
self.assertEqual('C C2', pattern_stars[1])
self.assertEqual(len(topic_stars), 1)
self.assertEqual("THIS", topic_stars[0])
self.assertEqual(len(that_stars), 0)
def test_simple_star_at_end(self):
graph = PatternGraph()
pattern_element = ET.fromstring("<pattern>A B *</pattern>")
topic_element = ET.fromstring("<topic>*</topic>")
that_element = ET.fromstring("<that>*</that>")
template_node = TemplateNode()
graph.add_pattern_to_graph(pattern_element, topic_element, that_element, template_node)
matcher = PatternMatcher(graph)
pattern_stars = []
topic_stars = []
that_stars = []
result = matcher.match(PatternMatcherTests.bot, PatternMatcherTests.clientid,
Sentence("A B C"), pattern_stars,
Sentence("*"), topic_stars,
Sentence("*"), that_stars)
self.assertIsNotNone(result)
self.assertIsInstance(result, PatternTemplateNode)
self.assertEqual(len(pattern_stars), 1)
self.assertEqual('C', pattern_stars[0])
self.assertEqual(len(topic_stars), 0)
self.assertEqual(len(that_stars), 0)
def test_init(self):
node = PatternTemplateNode(TemplateNode())
self.assertIsNotNone(node)
self.assertFalse(node.is_root())
self.assertFalse(node.is_priority())
self.assertFalse(node.is_wildcard())
self.assertFalse(node.is_zero_or_more())
self.assertFalse(node.is_one_or_more())
self.assertIsNotNone(node.children)
self.assertFalse(node.has_children())
self.assertTrue(node.equivalent(PatternTemplateNode(TemplateNode())))
self.assertEqual(
node.to_string(),
"PTEMPLATE [P(0)^(0)#(0)C(0)_(0)*(0)To(0)Th(0)Te(1)] ")
def parse_random_expression(self, expression, branch):
random_node = TemplateRandomNode()
branch.children.append(random_node)
li_found = False
for child in expression:
if child.tag == 'li':
li_found = True
li_node = TemplateNode()
random_node.children.append(li_node)
self.parse_template_node(child, li_node)
else:
raise ParserException("Error, unsupported random child tag: %s" % (child.tag), xml_element=expression)
if li_found is False:
raise ParserException("Error, no li children of random element!", xml_element=expression)
def parse_template_expression(self, pattern):
node = TemplateNode()
self.parse_template_node(pattern, node)
return node