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79 lines
2.2 KiB
Python
79 lines
2.2 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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"""
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Functions for the location RegEX
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@author: Marco Schotthöfer
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@requires: Configuration has to be set in the config.ini
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"""
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import logging # Global logger
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import re #Regex for Filter Check
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from includes import globalVars # Global variables
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# local variables
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filterList = []
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def loadFilters():
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try:
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logging.debug("Loading location coordinates")
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for key,val in globalVars.config.items("LocationCoordinates"):
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logging.debug(" - %s = %s", key, val)
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filterData = val.split(";")
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# at least 3 items needed (field1;pattern1;lat,lon), and in any case an uneven count of items
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if len(filterData) < 3 and len(filterData) % 2 == 0:
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logging.debug("Invalid argument count; skipping")
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else:
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# first store all regular expressions in list
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filterItem = []
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i = 0
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while i < len(filterData) - 2:
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filterItem.append({"field": filterData[i], "pattern": filterData[i+1]})
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# step to next field
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i += 2
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# then transfer to filterList; include coordinates
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filterList.append({"name": key, "filterItem": filterItem, "coordinates": filterData[len(filterData) - 1]})
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except:
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logging.error("cannot read config file")
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logging.debug("cannot read config file", exc_info=True)
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return
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def findCoordinates(data):
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try:
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logging.debug("Find coordinates")
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for i in filterList:
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logging.debug("Filter: " + str(i))
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regexMatch = True
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for k in i["filterItem"]:
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logging.debug("Pattern : " + str(k))
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if k["field"] not in data.keys():
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logging.debug("Field " + k["field"] + " not in data structure, hence no match")
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regexMatch = False
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break
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else:
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if not re.search(k["pattern"], data.get(k["field"])):
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logging.debug("No match")
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regexMatch = False
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break
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if regexMatch:
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coordinatesString = i["coordinates"]
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logging.debug("Coordinates string: " + coordinatesString)
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coordinatesList = coordinatesString.replace(" ", "").split(",")
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if len(coordinatesList) == 2:
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data["lat"] = coordinatesList[0]
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data["lon"] = coordinatesList[1]
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data["has_geo"] = True
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logging.info("Coordinates found!")
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break
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except:
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logging.error("cannot read config file")
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logging.debug("cannot read config file", exc_info=True)
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