troggle-unchained/parsers/cavetab.py

254 lines
10 KiB
Python

# -*- coding: utf-8 -*-
import troggle.core.models as models
from django.conf import settings
import csv, time, re, os, logging
from utils import save_carefully
from django.core.urlresolvers import reverse
import flatpages.models
##format of CAVETAB2.CSV is
KatasterNumber = 0
KatStatusCode = 1
Entrances = 2
UnofficialNumber = 3
MultipleEntrances = 4
AutogenFile = 5
LinkFile = 6
LinkEntrance = 7
Name = 8
UnofficialName = 9
Comment = 10
Area = 11
Explorers = 12
UndergroundDescription = 13
Equipment = 14
QMList = 15
KatasterStatus = 16
References = 17
UndergroundCentreLine = 18
UndergroundDrawnSurvey = 19
SurvexFile = 20
Length = 21
Depth = 22
Extent = 23
Notes = 24
EntranceName = 25
TagPoint = 26
OtherPoint = 27
DescriptionOfOtherPoint = 28
ExactEntrance = 29
TypeOfFix = 30
GPSpreSA = 31
GPSpostSA = 32
Northing = 33
Easting = 34
Altitude = 35
Bearings = 36
Map = 37
Location = 38
Approach = 39
EntranceDescription = 40
PhotoOfLocation = 41
Marking = 42
MarkingComment = 43
Findability = 44
FindabilityComment = 45
def LoadCaveTab():
cavetab = open(os.path.join(settings.EXPOWEB, "noinfo", "CAVETAB2.CSV"),'rU')
caveReader = csv.reader(cavetab)
caveReader.next() # Strip out column headers
logging.info("Beginning to import caves from "+str(cavetab)+"\n"+"-"*60+"\n")
for katArea in ['1623', '1626']:
if not models.Area.objects.filter(short_name = katArea):
newArea = models.Area(short_name = katArea)
newArea.save()
logging.info("Added area "+str(newArea.short_name)+"\n")
area1626 = models.Area.objects.filter(short_name = '1626')[0]
area1623 = models.Area.objects.filter(short_name = '1623')[0]
counter=0
for line in caveReader :
if line[Area] == 'nonexistent':
continue
entranceLetters=[] #Used in caves that have mulitlple entrances, which are not described on seperate lines
if line[MultipleEntrances] == 'yes' or line[MultipleEntrances]=='': #When true, this line contains an actual cave, otherwise it is an extra entrance.
args = {}
defaultArgs = {}
def addToArgs(CSVname, modelName):
if line[CSVname]:
args[modelName] = line[CSVname]
def addToDefaultArgs(CSVname, modelName): #This has to do with the non-destructive import. These arguments will be passed as the "default" dictionary in a get_or_create
if line[CSVname]:
defaultArgs[modelName] = line[CSVname]
# The attributes added using "addToArgs" will be used to look up an existing cave. Those added using "addToDefaultArgs" will not.
addToArgs(KatasterNumber, "kataster_number")
addToDefaultArgs(KatStatusCode, "kataster_code")
addToArgs(UnofficialNumber, "unofficial_number")
addToArgs(Name, "official_name")
addToDefaultArgs(Comment, "notes")
addToDefaultArgs(Explorers, "explorers")
addToDefaultArgs(UndergroundDescription, "underground_description")
addToDefaultArgs(Equipment, "equipment")
addToDefaultArgs(KatasterStatus, "kataster_status")
addToDefaultArgs(References, "references")
addToDefaultArgs(UndergroundCentreLine, "underground_centre_line")
addToDefaultArgs(UndergroundDrawnSurvey, "survey")
addToDefaultArgs(Length, "length")
addToDefaultArgs(Depth, "depth")
addToDefaultArgs(Extent, "extent")
addToDefaultArgs(SurvexFile, "survex_file")
addToDefaultArgs(Notes, "notes")
addToDefaultArgs(AutogenFile, "url")
if line[Area] == "1626":
if line[KatasterNumber] != "":
args["slug"] = line[Area] + "-" + line[KatasterNumber]
else:
args["slug"] = line[Area] + "-" + line[UnofficialNumber]
else:
if line[KatasterNumber] != "":
args["slug"] = "1623" + "-" + line[KatasterNumber]
else:
args["slug"] = "1623" + "-" + line[UnofficialNumber]
#The following adds the legacy_file_path. This is always in either Autogen file or Link file
for header in (AutogenFile,LinkFile):
if line[header]:
addToDefaultArgs(header,"description_file")
break
#The following checks if this cave is non-public i.e. we don't have rights to display it online.
#Noinfo was the name of the old password protected directory, so if it has that then we will
#set the non_public field of the model instance to true.
defaultArgs["non_public"]=line[AutogenFile].startswith('noinfo') or line[LinkFile].startswith('noinfo')
newCave, created=save_carefully(models.Cave, lookupAttribs=args, nonLookupAttribs=defaultArgs)
logging.info("Added cave "+str(newCave)+"\n")
#If we created a new cave, add the area to it. This does mean that if a cave's identifying features have not changed, areas will not be updated from csv.
if created and line[Area]:
if line[Area] == "1626":
newCave.area.add(area1626)
else:
area = models.Area.objects.filter(short_name = line[Area])
if area:
newArea = area[0]
else:
newArea = models.Area(short_name = line[Area], parent = area1623)
newArea.save()
newCave.area.add(newArea)
newCave.area.add(area1623)
elif created:
newCave.area.add(area1623)
newCave.save()
logging.info("Added area "+line[Area]+" to cave "+str(newCave)+"\n")
if created and line[UnofficialName]:
newUnofficialName = models.OtherCaveName(cave = newCave, name = line[UnofficialName])
newUnofficialName.save()
logging.info("Added unofficial name "+str(newUnofficialName)+" to cave "+str(newCave)+"\n")
if created and line[MultipleEntrances] == '' or \
line[MultipleEntrances] == 'entrance' or \
line[MultipleEntrances] == 'last entrance':
args = {}
if line[Entrances]:
entrance_letter = line[Entrances]
else:
entrance_letter = ''
def addToArgs(CSVname, modelName):
if line[CSVname]:
args[modelName] = line[CSVname]
def addToArgsViaDict(CSVname, modelName, dictionary):
if line[CSVname]:
args[modelName] = dictionary[line[CSVname]]
addToArgs(EntranceName, 'name')
addToArgs(Explorers, 'explorers')
addToArgs(Map, 'map_description')
addToArgs(Location, 'location_description')
addToArgs(Approach, 'approach')
addToArgs(EntranceDescription, 'entrance_description')
addToArgs(UndergroundDescription, 'underground_description')
addToArgs(PhotoOfLocation, 'photo')
addToArgsViaDict(Marking, 'marking', {"Paint": "P",
"Paint (?)": "P?",
"Tag": "T",
"Tag (?)": "T?",
"Retagged": "R",
"Retag": "R",
"Spit": "S",
"Spit (?)": "S?",
"Unmarked": "U",
"": "?",
})
addToArgs(MarkingComment, 'marking_comment')
addToArgsViaDict(Findability, 'findability', {"Surveyed": "S",
"Lost": "L",
"Refindable": "R",
"": "?",
"?": "?",
})
addToArgs(FindabilityComment, 'findability_description')
addToArgs(Easting, 'easting')
addToArgs(Northing, 'northing')
addToArgs(Altitude, 'alt')
addToArgs(DescriptionOfOtherPoint, 'other_description')
addToArgs(TagPoint, 'tag_station')
addToArgs(ExactEntrance, 'exact_station')
addToArgs(OtherPoint, 'other_station')
addToArgs(OtherPoint, 'other_description')
if line[GPSpreSA]:
addToArgs(GPSpreSA, 'other_station')
args['other_description'] = 'pre selective availability GPS'
if line[GPSpostSA]:
addToArgs(GPSpostSA, 'other_station')
args['other_description'] = 'post selective availability GPS'
addToArgs(Bearings, 'bearings')
args['slug'] = newCave.slug + entrance_letter
newEntrance = models.Entrance(**args)
newEntrance.save()
logging.info("Added entrance "+str(newEntrance)+"\n")
newCaveAndEntrance = models.CaveAndEntrance(cave = newCave, entrance = newEntrance, entrance_letter = entrance_letter)
newCaveAndEntrance.save()
logging.info("Added CaveAndEntrance "+str(newCaveAndEntrance)+"\n")
if line[AutogenFile] != "":
f = flatpages.models.EntranceRedirect(originalURL = line[AutogenFile], entrance = newEntrance)
f.save()
# lookup function modelled on GetPersonExpeditionNameLookup
Gcavelookup = None
def GetCaveLookup():
global Gcavelookup
if Gcavelookup:
return Gcavelookup
Gcavelookup = {"NONEPLACEHOLDER":None}
for cave in models.Cave.objects.all():
Gcavelookup[cave.official_name.lower()] = cave
if cave.kataster_number:
Gcavelookup[cave.kataster_number] = cave
if cave.unofficial_number:
Gcavelookup[cave.unofficial_number] = cave
Gcavelookup["tunnocks"] = Gcavelookup["258"]
Gcavelookup["hauchhole"] = Gcavelookup["234"]
return Gcavelookup