troggle-unchained/parsers/scans.py
2021-05-04 20:57:16 +01:00

102 lines
3.5 KiB
Python

import sys
import os
import types
import stat
import csv
import re
import datetime
from PIL import Image
from functools import reduce
import settings
from troggle.core.models.survex import SingleScan, Wallet, DrawingFile
from troggle.core.models.troggle import DataIssue
from troggle.core.utils import save_carefully, GetListDir
'''Searches through all the survey scans directories (wallets) in expofiles, looking for images to be referenced.
'''
def get_or_create_placeholder(year):
""" All surveys must be related to a logbookentry. We don't have a way to
automatically figure out which survey went with which logbookentry,
so we create a survey placeholder logbook entry for each year. This
function always returns such a placeholder, and creates it if it doesn't
exist yet.
"""
lookupAttribs={'date__year':int(year), 'title':"placeholder for surveys",}
nonLookupAttribs={'text':"surveys temporarily attached to this should be re-attached to their actual trips", 'date':datetime.date(int(year),1,1)}
placeholder_logbook_entry, newly_created = save_carefully(LogbookEntry, lookupAttribs, nonLookupAttribs)
return placeholder_logbook_entry
def listdir(*directories):
try:
return os.listdir(os.path.join(settings.SURVEYS, *directories))
except:
import urllib.request, urllib.parse, urllib.error
url = settings.SURVEYS + reduce(lambda x, y: x + "/" + y, ["listdir"] + list(directories))
folders = urllib.request.urlopen(url.replace("#", "%23")).readlines()
return [folder.rstrip(r"/") for folder in folders]
def LoadListScansFile(wallet):
gld = [ ]
# flatten out any directories in these wallet folders - should not be any
for (fyf, ffyf, fisdiryf) in GetListDir(wallet.fpath):
if fisdiryf:
gld.extend(GetListDir(ffyf))
else:
gld.append((fyf, ffyf, fisdiryf))
c=0
for (fyf, ffyf, fisdiryf) in gld:
if re.search(r"\.(?:png|jpg|jpeg|pdf|svg|gif)(?i)$", fyf):
singlescan = SingleScan(ffile=ffyf, name=fyf, wallet=wallet)
singlescan.save()
c+=1
if c>=10:
print(".", end='')
c = 0
# this iterates through the scans directories (either here or on the remote server)
# and builds up the models we can access later
def load_all_scans():
print(' - Loading Survey Scans')
SingleScan.objects.all().delete()
Wallet.objects.all().delete()
print(' - deleting all scansFolder and scansSingle objects')
# first do the smkhs (large kh survey scans) directory
manywallets_smkhs = Wallet(fpath=os.path.join(settings.SURVEY_SCANS, "../surveys/smkhs"), walletname="smkhs")
print("smkhs", end=' ')
if os.path.isdir(manywallets_smkhs.fpath):
manywallets_smkhs.save()
LoadListScansFile(manywallets_smkhs)
# iterate into the surveyscans directory
print(' - ', end=' ')
for f, ff, fisdir in GetListDir(settings.SURVEY_SCANS):
if not fisdir:
continue
# do the year folders
if re.match(r"\d\d\d\d$", f):
print("%s" % f, end=' ')
for fy, ffy, fisdiry in GetListDir(ff):
if fisdiry:
wallet = Wallet(fpath=ffy, walletname=fy)
wallet.save()
LoadListScansFile(wallet)
# do the
elif f != "thumbs":
wallet = Wallet(fpath=ff, walletname=f)
wallet.save()
LoadListScansFile(wallet)
print("", flush=True)