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DDG module: implement last features from DDG API not implemented

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This commit is contained in:
Némunaire 2012-07-07 01:38:16 +02:00
parent 84378d7e70
commit b6c4d2c391
1 changed files with 17 additions and 13 deletions
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30
modules/ddg/DDGSearch.py
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@ -11,14 +11,14 @@ class DDGSearch:
self.terms = terms self.terms = terms
self.curRT = -1 self.curRT = -1
(res, page) = getPage(terms) (res, page) = getPage(terms)
if res == http.client.OK: if res == http.client.OK or res == http.client.SEE_OTHER:
self.ddgres = xmlparser.parse_string(page) self.ddgres = xmlparser.parse_string(page)
else: else:
self.ddgres = None self.ddgres = None
@property @property
def type(self): def type(self):
if self.ddgres.hasNode("Type"): if self.ddgres and self.ddgres.hasNode("Type"):
return self.ddgres.getFirstNode("Type").getContent() return self.ddgres.getFirstNode("Type").getContent()
else: else:
return "" return ""
@ -32,15 +32,19 @@ class DDGSearch:
@property @property
def nextRes(self): def nextRes(self):
if self.type == "D": if (self.type == "D" or self.type == "C") and len(self.ddgres.getFirstNode("RelatedTopics").getNodes("RelatedTopic")) > self.curRT + 1:
if len(self.ddgres.getFirstNode("RelatedTopics").getNodes("RelatedTopic")) > self.curRT + 1: self.curRT += 1
self.curRT += 1 node = self.ddgres.getFirstNode("RelatedTopics").getNodes("RelatedTopic")[self.curRT]
node = self.ddgres.getFirstNode("RelatedTopics").getNodes("RelatedTopic")[self.curRT] return node.getFirstNode("Text").getContent()
return node.getFirstNode("Text").getContent() elif self.ddgres.hasNode("Redirect") and self.ddgres.getFirstNode("Redirect").getContent() != "":
elif self.ddgres.hasNode("Answer"): return self.ddgres.getFirstNode("Redirect").getContent()
if self.curRT < 0: elif self.ddgres.hasNode("Results") and self.ddgres.getFirstNode("Results").hasNode("Result") and self.curRT < 0:
self.curRT = 0 self.curRT = 0
return striphtml(self.ddgres.getFirstNode("Answer").getContent()) node = self.ddgres.getFirstNode("Results").getFirstNode("Result")
return node.getFirstNode("Text").getContent() + ": " + node.getFirstNode("FirstURL").getContent()
elif self.ddgres.hasNode("Answer") and self.curRT < 0:
self.curRT = 0
return striphtml(self.ddgres.getFirstNode("Answer").getContent())
elif self.ddgres.hasNode("Abstract") and len (self.ddgres.getNode("Abstract").getContent()) > 0: elif self.ddgres.hasNode("Abstract") and len (self.ddgres.getNode("Abstract").getContent()) > 0:
if self.curRT < 0: if self.curRT < 0:
self.curRT = 0 self.curRT = 0
@ -53,8 +57,8 @@ class DDGSearch:
def striphtml(data): def striphtml(data):
p = re.compile(r'<.*?>') p = re.compile(r'<.*?>')
return p.sub('', data) return p.sub('', data).replace("&#x28;", "/(").replace("&#x29;", ")/").replace("&#x22;", "\"")
def getPage(terms): def getPage(terms):
conn = http.client.HTTPConnection("api.duckduckgo.com") conn = http.client.HTTPConnection("api.duckduckgo.com")