Files
release11-tools/Backend-libXML/main.py

66 lines
1.8 KiB
Python

from flask import Flask
from flask import request
from lxml import etree
import json
import time
import Parser
app = Flask(__name__)
def process_xml(request: request, type: str) -> str:
"""Function to process
:param request: Received request
:type request: request
:param type: Type of needed processing: xsd, xslt or xpath
:type type: str
:raises ValueError: is raised when type is different than those provided above
:return: response JSON converted to string
:rtype: str
"""
start = time.time_ns()
response = dict()
try:
request_data = json.loads(request.get_data(as_text=True))
data = request_data['data']
process = request_data['process']
if (type == "xsd"):
response['result'] = Parser.xsd(data, process)
elif (type == "xslt"):
response['result'] = Parser.xslt(data, process)
elif (type == "xpath"):
response['result'] = Parser.xpath(data, process)
else:
raise ValueError("Valid operation types are: xsd, xslt, xpath")
response['status'] = "OK"
except KeyError as e:
response['result'] = "Missing key: " + str(e)
response['status'] = "ERR"
except Exception as e:
response['result'] = str(e)
response['status'] = "ERR"
finally:
exec_time = (time.time_ns() - start) / 10**6
response['time'] = f"{exec_time:.03f}"
response['processor'] = "libxml2 over lxml"
return json.dumps(response)
@app.route("/xpathpost", methods=["POST"])
def xpath():
return process_xml(request, "xpath")
@app.route("/xsdpost", methods=["POST"])
def xsd():
return process_xml(request, "xsd")
@app.route("/xsltpost", methods=["POST"])
def xslt():
return process_xml(request, "xslt")
if __name__ == "__main__":
app.run()