class AlpinoQuery:
host = "vingolf.let.rug.nl"
port = 42424
sentence = ""
xml = ""
def __init__(self, sentence = None):
self.sentence = Sentence(sentence)
def query(self):
sentence = self.sentence.getOriginal()
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.connect((self.host,self.port))
sentence += "\n\n"
s.sendall(sentence)
total_xml= ""
while True:
xml = s.recv(8192)
if not xml:
break
total_xml += str(xml)
xml = etree.fromstring("".join(total_xml))
self.etree = xml
self.xml = total_xml
def named_entities(self, string = None, xml = None):
if not xml:
xml = self.etree
if string:
named_entities = xml.xpath(string)
else:
#return the proper nouns
named_entities = xml.xpath("//node[@pos='name']")
ne_list = []
for ne in named_entities :
ne_list.append(self.tree_yield(ne))
return ne_list
def tree_yield(self, xml):
leaves = xml.xpath('descendant-or-self::node[@word]')
words = []
for l in leaves :
words.append(l.attrib["word"])
return " ".join(words)
#---------------------------------------------
# FUNCTIONS FOR DETERMINING SENTENCE STRUCTURE
#---------------------------------------------
def getSentenceType(self):
#question sentence
if len(self.named_entities('//node[@cat="whq"]')) > 0:
self.sentence.addType(SentStruct.QUESTION)
#quantity sentence
if len(self.named_entities('//node[contains(@frame, "wh_adjective") and @root="hoeveel"]')) > 0:
self.sentence.addType(SentStruct.QUANTITY)
#what
if len(self.named_entities('//node[contains(@frame, "pronoun") and @wh="ywh" and @root="wat"]')) > 0:
self.sentence.addType(SentStruct.WHAT)
#who
if len(self.named_entities('//node[contains(@frame, "pronoun") and @wh="ywh" and @root="wie"]')) > 0:
self.sentence.addType(SentStruct.WHO)
#date
if len(self.named_entities('//node[@frame="wh_tmp_adverb" and @root="wanneer"]')) > 0:
self.sentence.addType(SentStruct.DATE)
#place
if len(self.named_entities('//node[@frame="er_wh_loc_adverb" and @root="waar"]')) > 0:
self.sentence.addType(SentStruct.LOC)
return self.sentence.getTypes()
#-----------------------------------------
# AUXILIARY FUNCTIONS, GETTERS AND SETTERS
#-----------------------------------------
def getEtree(self):
return self.etree
def getXML(self):
return self.xml
def setSentence(self, sentence):
self.sentence.setOriginal(sentence)
self.sentence.setType(SentStruct.UNKNOWN)
