add url_parser

Author: chunping

src/url_parser.py

@@ -0,0 +1,83 @@
+import sys
+import os
+
+class url_parser():
+	url = ""
+	host = ""
+	# "www.deephex.com/AI/docs/index.html", uri_path="/AI/docs/"
+	uri_path = ""
+	# without res_type, for example: "index.html", res_name="index", res_type="html"
+	res_name = ""
+	res_type = ""
+	# "www.deephex.com/AI/request.jpg?id=1&name=AIstory&type=pdf", uri_params= {'id':1, 'name':AIstory, 'type':pdf}
+	uri_params = { }
+
+	def __init__(self, url):
+		self.url = url.lstrip(r"http://")
+		segs = self.url.split(r"/")
+		self.host = segs[0]
+		for i in segs[1:len(segs)-1:]:
+			self.uri_path = self.uri_path + "/" + i
+		res = segs[-1]
+
+		paras = ""
+		name = ""
+		if len(res.split(r"?")) < 2:
+			paras = ""
+		else:
+			paras = res.split(r"?")[1]	
+
+		name = res.split(r"?")[0]
+
+		if len(name.split(r".")) < 2:
+			self.res_name = ""
+			self.res_type = ""
+			# append name to uri_path
+			self.uri_path = self.uri_path + r"/" + name
+		else:
+			self.res_name = name.split(r".")[0]
+			self.res_type = name.split(r".")[1]
+
+		# extract parameters
+		for para in paras.split(r"&"):
+			para = para.split(r"=")
+			para_name = ""
+			value = ""
+			if len(para) <= 0:
+				para_name = ""
+				value = ""	
+			elif len(para) == 1:
+				para_name = para[0]	
+				value = ""
+			else:
+				para_name = para[0]	
+				value = para[1]	
+			if len(para_name) > 0 and para_name not in self.uri_params:
+				self.uri_params[para_name] = value
+		
+	def get_host(self):
+		return self.host
+
+	def get_uri_path(self):
+		return self.uri_path
+	
+	def get_res(self):
+		return self.res_name + r"." + self.res_type
+
+	def get_res_type(self):
+		return self.res_type
+
+	def get_params(self):
+		return self.uri_params
+
+	def show(self):
+		print "host = %s, uri_path = %s, resource=%s.%s" %(self.host, self.uri_path, self.res_name, self.res_type)
+		for name in self.uri_params:
+			print "\'%s\':%s" %(name, self.uri_params[name])
+
+def test_url_parser(argv):
+	url_result = url_parser(argv[1])	
+	url_result.show()
+
+if __name__ == "__main__":
+	test_url_parser(sys.argv)