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mirror of https://expo.survex.com/repositories/troggle/.git synced 2024-11-22 15:21:52 +00:00
troggle/parsers/logbooks.py
2021-02-06 00:18:48 +00:00

651 lines
28 KiB
Python

import csv
import datetime
import os
import re
import time
import pickle
import shelve
from django.conf import settings
from django.template.defaultfilters import slugify
from django.utils.timezone import get_current_timezone, make_aware
from troggle.core.models import DataIssue, Expedition
from troggle.core.models_caves import Cave, LogbookEntry, PersonTrip, GetCaveLookup
from parsers.people import GetPersonExpeditionNameLookup
from utils import save_carefully
#
# When we edit logbook entries, allow a "?" after any piece of data to say we've frigged it and
# it can be checked up later from the hard-copy if necessary; or it's not possible to determin (name, trip place, etc)
#
#
# the logbook loading section
#
def GetTripPersons(trippeople, expedition, logtime_underground):
res = [ ]
author = None
round_bracket_regex = re.compile(r"[\(\[].*?[\)\]]")
for tripperson in re.split(r",|\+|&|&(?!\w+;)| and ", trippeople):
tripperson = tripperson.strip()
mul = re.match(r"<u>(.*?)</u>$(?i)", tripperson)
if mul:
tripperson = mul.group(1).strip()
if tripperson and tripperson[0] != '*':
#assert tripperson in personyearmap, "'%s' << %s\n\n %s" % (tripperson, trippeople, personyearmap)
tripperson = re.sub(round_bracket_regex, "", tripperson).strip()
personyear = GetPersonExpeditionNameLookup(expedition).get(tripperson.lower())
if not personyear:
message = "No name match for: ||'%s'|| in year '%s'" % (tripperson, expedition.year)
print(message)
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues[expedition.year + "~" + tripperson]=message
res.append((personyear, logtime_underground))
if mul:
author = personyear
if not author:
if not res:
return None, None
author = res[-1][0]
return res, author
def GetTripCave(place):
try:
katastNumRes=[]
katastNumRes=list(Cave.objects.filter(kataster_number=int(place)))
except ValueError:
message = " ! - ValueError on finding place " + str(place) + " entered. " + tripdate + " - " + year
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues["author"]=message
officialNameRes=list(Cave.objects.filter(official_name=place))
tripCaveRes=officialNameRes+katastNumRes
if len(tripCaveRes)==1:
return tripCaveRes[0]
elif len(tripCaveRes)>1:
message = " ! - Ambiguous place " + str(place) + " entered. " + tripdate + " - " + year + " " + str(tripCaveRes)
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues["author"]=message
return tripCaveRes[0]
else:
print((" " , place))
message = " ! - No cave found for place:" + str(place) + tripdate + " - " + year
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues["author"]=message
return None
logentries = [] # the entire logbook for one year is a single object: a list of entries
noncaveplaces = [ "QMplaceholder", "Journey", "Loser Plateau", "UNKNOWN", 'plateau',
'base camp', 'basecamp', 'top camp', 'topcamp' ]
logdataissues = {}
trips ={}
def EnterLogIntoDbase(date, place, title, text, trippeople, expedition, logtime_underground, entry_type="wiki"):
""" saves a logbook entry and related persontrips
Does NOT save the expeditionday_id - all NULLs. why?
"""
trippersons, author = GetTripPersons(trippeople, expedition, logtime_underground)
if not author:
print(" ! - Skipping logentry: " + title + " - no author for entry")
message = " ! - Skipping logentry: %s - no author for entry in year '%s'" % (title, expedition.year)
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues["title"]=message
return
# This needs attention. The slug field is derived from 'title'
# both GetCaveLookup() and GetTripCave() need to work together better. None of this data is *used* though?
#tripCave = GetTripCave(place):
lplace = place.lower()
cave=None
if lplace not in noncaveplaces:
cave = GetCaveLookup().get(lplace)
# message = " ! - '" + lplace + "' place not in noncaveplaces."
# print(message)
# DataIssue.objects.create(parser='logbooks', message=message)
#Check for an existing copy of the current entry, and save
expeditionday = expedition.get_expedition_day(date)
lookupAttribs={'date':date, 'title':title}
# 'cave' is converted to a string doing this, which renders as the cave slug.
# but it is a db query which we should try to avoid - rewrite this
nonLookupAttribs={'place':place, 'text':text, 'expedition':expedition, 'cave_slug':str(cave), 'slug':slugify(title)[:50], 'entry_type':entry_type}
lbo, created=save_carefully(LogbookEntry, lookupAttribs, nonLookupAttribs)
for tripperson, time_underground in trippersons:
lookupAttribs={'personexpedition':tripperson, 'logbook_entry':lbo}
nonLookupAttribs={'time_underground':time_underground, 'is_logbook_entry_author':(tripperson == author)}
save_carefully(PersonTrip, lookupAttribs, nonLookupAttribs) # PersonTrip also saved in SetDatesFromLogbookEntries
def ParseDate(tripdate, year):
""" Interprets dates in the expo logbooks and returns a correct datetime.date object """
mdatestandard = re.match(r"(\d\d\d\d)-(\d\d)-(\d\d)", tripdate)
mdategoof = re.match(r"(\d\d?)/0?(\d)/(20|19)?(\d\d)", tripdate)
if mdatestandard:
assert mdatestandard.group(1) == year, (tripdate, year)
year, month, day = int(mdatestandard.group(1)), int(mdatestandard.group(2)), int(mdatestandard.group(3))
elif mdategoof:
assert not mdategoof.group(3) or mdategoof.group(3) == year[:2], mdategoof.groups()
yadd = int(year[:2]) * 100
day, month, year = int(mdategoof.group(1)), int(mdategoof.group(2)), int(mdategoof.group(4)) + yadd
else:
message = " ! - Bad date in logbook: " + tripdate + " - " + year
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues["tripdate"]=message
assert False, tripdate
return datetime.date(year, month, day)
# (2006 - not any more), 2008 - 2009
def Parselogwikitxt(year, expedition, txt):
global logentries
global logdataissues
logbook_entry_count = 0
trippara = re.findall(r"===(.*?)===([\s\S]*?)(?====)", txt)
for triphead, triptext in trippara:
logbook_entry_count += 1
tripheadp = triphead.split("|")
assert len(tripheadp) == 3, (tripheadp, triptext)
tripdate, tripplace, trippeople = tripheadp
tripsplace = tripplace.split(" - ")
tripcave = tripsplace[0].strip()
tul = re.findall(r"T/?U:?\s*(\d+(?:\.\d*)?|unknown)\s*(hrs|hours)?", triptext)
if tul:
tu = tul[0][0]
else:
tu = ""
ldate = ParseDate(tripdate.strip(), year)
tripid =""
entrytuple = (ldate, tripcave, tripsplace, triptext,
trippeople, expedition, tu, "wiki", tripid)
logentries.append(entrytuple)
EnterLogIntoDbase(date = ldate, place = tripcave, title = tripplace, text = triptext, trippeople=trippeople,
expedition=expedition, logtime_underground=0)
EnterLogIntoObjStore(year, ldate, tripcave, tripplace, triptext, trippeople,
tu, "wiki", tripid, logbook_entry_count)
def EnterLogIntoObjStore(year, date, tripcave, triptitle, text, trippeople, tu, formattype, tripid1, seq):
# This will need additional functions to replicate the persontrip calculation and storage. For the
# moment we leave all that to be done in the django db
global trips # should be a singleton class object in models.py eventually
global logdataissues
if tripid1 is None or tripid1 =="":
tid= "n{}-s{:02d}".format(str(date),seq)
#print(" - New id ",tid)
else:
tid= tripid1
if tid in trips:
msg = " ! DUPLICATE id .{}. {} ~{}~".format(tid, trips[tid][0], trips[tid][1])
print(msg)
DataIssue.objects.create(parser='logbooks', message=msg)
tid= "d{}-s{:02d}".format(str(date),seq)
#print(" - De-dup ",seq, tid)
logdataissues[tid]=msg
trips[tid] = (year, date, tripcave, triptitle, text, trippeople, tu, formattype)
## copy a lot of checking functionality here from EnterLogIntoDbase()
# GetTripPersons is a db query, so this will need to be put in ObjStore before this will work..
# or design a different way to do it.
#trippersons, author = GetTripPersons(trippeople, expedition, logtime_underground)
# if not author:
# print(" ! - Skipping logentry: " + title + " - no RECOGNISED author for entry")
# message = " ! - Skipping logentry: %s - no author for entry in year '%s'" % (title, expedition.year)
# DataIssue.objects.create(parser='logbooks', message=message)
# logdataissues[tid+"author"]=message
pass
# 2002, 2004, 2005, 2007, 2010 - now
# 2006 wiki text is incomplete, but the html all there. So using this parser now.
def Parseloghtmltxt(year, expedition, txt):
global logentries
global logdataissues
tripparas = re.findall(r"<hr\s*/>([\s\S]*?)(?=<hr)", txt)
logbook_entry_count = 0
for trippara in tripparas:
logbook_entry_count += 1
s = re.match(r'''(?x)(?:\s*<div\sclass="tripdate"\sid=".*?">.*?</div>\s*<p>)? # second date
\s*(?:<a\s+id="(.*?)"\s*/>\s*</a>)?
\s*<div\s+class="tripdate"\s*(?:id="(.*?)")?>(.*?)</div>(?:<p>)?
\s*<div\s+class="trippeople">\s*(.*?)</div>
\s*<div\s+class="triptitle">\s*(.*?)</div>
([\s\S]*?)
\s*(?:<div\s+class="timeug">\s*(.*?)</div>)?
\s*$
''', trippara)
if not s:
if not re.search(r"Rigging Guide", trippara):
msg = " !- Logbook. Can't parse: {} entry:{}".format(trippara, logbook_entry_count)
print(msg)
DataIssue.objects.create(parser='logbooks', message=msg)
logdataissues[tid]=msg
continue
tripid, tripid1, tripdate, trippeople, triptitle, triptext, tu = s.groups()
ldate = ParseDate(tripdate.strip(), year)
triptitles = triptitle.split(" - ")
if len(triptitles) >= 2:
tripcave = triptitles[0]
else:
tripcave = "UNKNOWN"
ltriptext = re.sub(r"</p>", "", triptext)
ltriptext = re.sub(r"\s*?\n\s*", " ", ltriptext)
ltriptext = re.sub(r"<p>", "</br></br>", ltriptext).strip()
entrytuple = (ldate, tripcave, triptitle, ltriptext,
trippeople, expedition, tu, "html", tripid1)
logentries.append(entrytuple)
EnterLogIntoDbase(date = ldate, place = tripcave, title = triptitle, text = ltriptext,
trippeople=trippeople, expedition=expedition, logtime_underground=0,
entry_type="html")
EnterLogIntoObjStore(year, ldate, tripcave, triptitle, ltriptext, trippeople, tu,
"html", tripid1, logbook_entry_count)
# main parser for 1991 - 2001. simpler because the data has been hacked so much to fit it
# trying it out for years 1982 - 1990 too. Some logbook editing required by hand..
def Parseloghtml01(year, expedition, txt):
global logentries
global logdataissues
errorcount = 0
tripparas = re.findall(r"<hr[\s/]*>([\s\S]*?)(?=<hr)", txt)
logbook_entry_count = 0
for trippara in tripparas:
logbook_entry_count += 1
try:
tripentry = year + "." + str(logbook_entry_count)
s = re.match("(?s)\s*(?:<p>)?(.*?)</?p>(.*)$(?i)", trippara)
if not s:
message = " ! - Skipping logentry on failure to parse header: " + tripentry + trippara[:300] + "..."
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues[tripentry]=message
print(message)
break
tripheader, triptext = s.group(1), s.group(2)
mtripid = re.search(r'<a id="(.*?)"', tripheader)
tripid = mtripid and mtripid.group(1) or ""
tripheader = re.sub(r"</?(?:[ab]|span)[^>]*>", "", tripheader)
tripdate, triptitle, trippeople = tripheader.split("|")
ldate = ParseDate(tripdate.strip(), year)
mtu = re.search(r'<p[^>]*>(T/?U.*)', triptext)
if mtu:
tu = mtu.group(1)
triptext = triptext[:mtu.start(0)] + triptext[mtu.end():]
else:
tu = ""
triptitles = triptitle.split(" - ")
tripcave = triptitles[0].strip()
ltriptext = triptext
mtail = re.search(r'(?:<a href="[^"]*">[^<]*</a>|\s|/|-|&amp;|</?p>|\((?:same day|\d+)\))*$', ltriptext)
if mtail:
ltriptext = ltriptext[:mtail.start(0)]
ltriptext = re.sub(r"</p>", "", ltriptext)
ltriptext = re.sub(r"\s*?\n\s*", " ", ltriptext)
ltriptext = re.sub(r"<p>|<br>", "\n\n", ltriptext).strip()
ltriptext = re.sub(r"</?u>", "_", ltriptext)
ltriptext = re.sub(r"</?i>", "''", ltriptext)
ltriptext = re.sub(r"</?b>", "'''", ltriptext)
entrytuple = (ldate, tripcave, triptitle, ltriptext,
trippeople, expedition, tu, "html01", tripid)
logentries.append(entrytuple)
EnterLogIntoDbase(date=ldate, place=tripcave, title=triptitle, text=ltriptext,
trippeople=trippeople, expedition=expedition, logtime_underground=0,
entry_type="html")
EnterLogIntoObjStore(year, ldate, tripcave, triptitle, ltriptext, trippeople, tu,
"html01", tripid, logbook_entry_count)
except:
message = " ! - Skipping logentry due to exception in: " + tripentry
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues[tripentry]=message
print(message)
errorcount += 1
if errorcount >5 :
message = " !!- TOO MANY ERRORS - aborting logbook: " + year
DataIssue.objects.create(parser='logbooks', message=message)
logdataissues[tripentry]=message
print(message)
return
# parser for 2003
def Parseloghtml03(year, expedition, txt):
global logentries
global logdataissues
tripparas = re.findall(r"<hr\s*/>([\s\S]*?)(?=<hr)", txt)
logbook_entry_count = 0
for trippara in tripparas:
logbook_entry_count += 1
s = re.match("(?s)\s*<p>(.*?)</p>(.*)$", trippara)
assert s, trippara
tripheader, triptext = s.group(1), s.group(2)
tripheader = re.sub(r"&nbsp;", " ", tripheader)
tripheader = re.sub(r"\s+", " ", tripheader).strip()
sheader = tripheader.split(" -- ")
tu = ""
if re.match("T/U|Time underwater", sheader[-1]):
tu = sheader.pop()
if len(sheader) != 3:
print((" ! Header not three pieces", sheader))
tripdate, triptitle, trippeople = sheader
ldate = ParseDate(tripdate.strip(), year)
triptitles = triptitle.split(" , ")
if len(triptitles) >= 2:
tripcave = triptitles[0]
else:
tripcave = "UNKNOWN"
ltriptext = re.sub(r"</p>", "", triptext)
ltriptext = re.sub(r"\s*?\n\s*", " ", ltriptext)
ltriptext = re.sub(r"<p>", "\n\n", ltriptext).strip()
ltriptext = re.sub(r"[^\s0-9a-zA-Z\-.,:;'!&()\[\]<>?=+*%]", "_NONASCII_", ltriptext)
tid= "n{}-s{:02d}".format(str(ldate),logbook_entry_count)
entrytuple = (ldate, tripcave, triptitle, ltriptext,
trippeople, expedition, tu, "html03", tid)
logentries.append(entrytuple)
EnterLogIntoDbase(date = ldate, place = tripcave, title = triptitle,
text = ltriptext, trippeople=trippeople, expedition=expedition,
logtime_underground=0, entry_type="html")
EnterLogIntoObjStore(year, ldate, tripcave, triptitle, ltriptext, trippeople, tu,
"html03", tid, logbook_entry_count)
def SetDatesFromLogbookEntries(expedition):
"""
Sets the date_from and date_to field for an expedition based on persontrips.
Then sets the expedition date_from and date_to based on the personexpeditions.
"""
# Probably a faster way to do this. This uses a lot of db queries, but we have all this
# in memory..
for personexpedition in expedition.personexpedition_set.all():
persontrips = personexpedition.persontrip_set.order_by('logbook_entry__date')
# sequencing is difficult to do
lprevpersontrip = None
for persontrip in persontrips:
persontrip.persontrip_prev = lprevpersontrip
if lprevpersontrip:
lprevpersontrip.persontrip_next = persontrip
lprevpersontrip.save()
persontrip.persontrip_next = None
lprevpersontrip = persontrip
persontrip.save() # also saved in EnterLogIntoDbase. MERGE these to speed up import.
def LoadLogbookForExpedition(expedition,expect):
""" Parses all logbook entries for one expedition
If a cache is found it uses it. If not found, or fails sanity checks, parses source file.
"""
# absolutely horrid. REFACTOR THIS (all my fault..)
global logentries
logbook_parseable = False
logbook_cached = False
yearlinks = settings.LOGBOOK_PARSER_SETTINGS
expologbase = os.path.join(settings.EXPOWEB, "years")
logentries=[]
def validcache(year,n):
if year != expedition:
print(" ! year != expedition ",year, expedition )
return False
if len(logentries) != n:
print(" ! len(logentries) != n ",len(logentries), n )
return False
if n != expect:
print(" ! n != expect ",n, expect )
return False
return True
if expedition.year in yearlinks:
logbookfile = os.path.join(expologbase, yearlinks[expedition.year][0])
parsefunc = yearlinks[expedition.year][1]
else:
logbookfile = os.path.join(expologbase, expedition.year, settings.DEFAULT_LOGBOOK_FILE)
parsefunc = settings.DEFAULT_LOGBOOK_PARSER
cache_filename = logbookfile + ".cache"
try:
bad_cache = False
now = time.time()
cache_t = os.path.getmtime(cache_filename)
if os.path.getmtime(logbookfile) - cache_t > 2: # at least 2 secs later
bad_cache= True
if now - cache_t > 30*24*60*60:
bad_cache= True
if bad_cache:
print(" - ! Cache is either stale or more than 30 days old. Deleting it.")
os.remove(cache_filename)
logentries=[]
print(" ! Removed stale or corrupt cache file")
raise
print(" - Reading cache: " + cache_filename, end='')
try:
with open(cache_filename, "rb") as f:
year,n,logentries = pickle.load(f)
if validcache(year,n):
print(" -- Loaded ", len(logentries), " log entries")
logbook_cached = True
else:
print(" !- Should be ", expect, " but ", len(logentries), " found in cache")
raise
except:
print(" ! Failed to load corrupt cache. Deleting it.")
os.remove(cache_filename)
logentries=[]
raise
except : # no cache found
#print(" - No cache \"" + cache_filename +"\"")
try:
file_in = open(logbookfile,'rb')
txt = file_in.read().decode("latin1")
file_in.close()
logbook_parseable = True
print((" - Using: " + parsefunc + " to parse " + logbookfile))
except (IOError):
logbook_parseable = False
print((" ! Couldn't open logbook " + logbookfile))
if logbook_parseable:
parser = globals()[parsefunc]
parser(expedition.year, expedition, txt)
SetDatesFromLogbookEntries(expedition)
if len(logentries) >0:
print(" - Cacheing " , len(logentries), " log entries")
with open(cache_filename, "wb") as fc:
logbk=(expedition,len(logentries),logentries)
pickle.dump(logbk, fc, protocol=4)
else:
print(" ! NO TRIP entries found in logbook, check the syntax.")
if logbook_cached: # working on this bit...
i=0
for entrytuple in range(len(logentries)):
date, tripcave, triptitle, text, trippeople, expedition, logtime_underground, entry_type, tripid1 = logentries[i]
EnterLogIntoDbase(date, tripcave, triptitle, text, trippeople, expedition, 0,
entry_type)
EnterLogIntoObjStore(expedition.year, date, tripcave, triptitle, text, trippeople, logtime_underground,
entry_type, tripid1, i)
i +=1
SetDatesFromLogbookEntries(expedition)
return len(logentries)
def LoadLogbooks():
""" This is the master function for parsing all logbooks into the Troggle database.
Parser settings appropriate for each year are set in settings.py LOGBOOK_PARSER_SETTINGS.
This should be rewritten to use coroutines to load all logbooks from disc in parallel.
"""
global logdataissues
logdataissues = {}
DataIssue.objects.filter(parser='logbooks').delete()
expos = Expedition.objects.all()
if len(expos) <= 1:
print(" ! No expeditions found. Load 'people' first.\n")
nologbook = ["1976", "1977", "1978", "1979", "1980", "1981", "1986", "2020",]
entries = {"2021": 0, "2019": 20, "2018": 74, "2017": 60, "2016": 81, "2015": 79,
"2014": 65, "2013": 51, "2012": 75, "2011": 68, "2010": 22, "2009": 52,
"2008": 49, "2007": 111, "2006": 60, "2005": 55, "2004": 76, "2003": 40, "2002": 31,
"2001": 48, "2000": 54, "1999": 79, "1998": 43, "1997": 53, "1996": 94, "1995": 41,
"1994": 32, "1993": 41, "1992": 61, "1991": 38, "1990": 87, "1989": 1,"1988": 1,"1987": 1,
"1985": 1,"1984": 1,"1983": 1,"1982": 42,}
# Logbooks log.htm exist for 1983, 84, 85, 87, 88, 89 but have no full-working parser, or need hand-editing.
try:
os.remove("loadlogbk.log")
except OSError:
pass
nlbe={}
expd ={}
with open("loadlogbk.log", "a") as log:
for expo in expos:
if expo.year not in nologbook:
print((" - Logbook for: " + expo.year))
numentries = LoadLogbookForExpedition(expo, entries[expo.year])
log.write("{} {:5d} should be {}\n".format(expo.year, numentries, entries[expo.year]))
nlbe[expo.year]=numentries
expd[expo.year]= 0
print("** total trips in ObjStore:", len(trips))
#for i in logdataissues:
# print("{:15s}: {}".format(i, logdataissues[i]))
for lbe in trips:
year, date, tripcave, triptitle, text, trippeople, tu, formattype = trips[lbe]
expd[year] += 1
yt=0
for y in expd:
print("{} {}".format(y, expd[y]), nlbe[y])
yt += expd[y]
print("total {} log entries in all expeditions".format(yt))
with shelve.open('logbktrips.shelve',writeback=True) as odb:
for lbe in trips:
odb[lbe]=trips[lbe]
odb.sync()
odb.close()
dateRegex = re.compile(r'<span\s+class="date">(\d\d\d\d)-(\d\d)-(\d\d)</span>', re.S)
expeditionYearRegex = re.compile(r'<span\s+class="expeditionyear">(.*?)</span>', re.S)
titleRegex = re.compile(r'<H1>(.*?)</H1>', re.S)
reportRegex = re.compile(r'<div\s+class="report">(.*)</div>\s*</body>', re.S)
personRegex = re.compile(r'<div\s+class="person">(.*?)</div>', re.S)
nameAuthorRegex = re.compile(r'<span\s+class="name(,author|)">(.*?)</span>', re.S)
TURegex = re.compile(r'<span\s+class="TU">([0-9]*\.?[0-9]+)</span>', re.S)
locationRegex = re.compile(r'<span\s+class="location">(.*?)</span>', re.S)
caveRegex = re.compile(r'<span\s+class="cave">(.*?)</span>', re.S)
def parseAutoLogBookEntry(filename):
errors = []
f = open(filename, "r")
contents = f.read()
f.close()
dateMatch = dateRegex.search(contents)
if dateMatch:
year, month, day = [int(x) for x in dateMatch.groups()]
date = datetime.date(year, month, day)
else:
errors.append(" - Date could not be found")
expeditionYearMatch = expeditionYearRegex.search(contents)
if expeditionYearMatch:
try:
expedition = Expedition.objects.get(year = expeditionYearMatch.groups()[0])
personExpeditionNameLookup = GetPersonExpeditionNameLookup(expedition)
except Expedition.DoesNotExist:
errors.append(" - Expedition not in database")
else:
errors.append(" - Expedition Year could not be parsed")
titleMatch = titleRegex.search(contents)
if titleMatch:
title, = titleMatch.groups()
if len(title) > settings.MAX_LOGBOOK_ENTRY_TITLE_LENGTH:
errors.append(" - Title too long")
else:
errors.append(" - Title could not be found")
caveMatch = caveRegex.search(contents)
if caveMatch:
caveRef, = caveMatch.groups()
try:
# this is a slow and uncertain function:
cave = getCaveByReference(caveRef)
except AssertionError:
cave = None
errors.append(" - Cave not found in database")
else:
cave = None
locationMatch = locationRegex.search(contents)
if locationMatch:
location, = locationMatch.groups()
else:
location = None
if cave is None and location is None:
errors.append(" - Location nor cave could not be found")
reportMatch = reportRegex.search(contents)
if reportMatch:
report, = reportMatch.groups()
else:
errors.append(" - Contents could not be found")
if errors:
return errors # Easiest to bail out at this point as we need to make sure that we know which expedition to look for people from.
people = []
for personMatch in personRegex.findall(contents):
nameAuthorMatch = nameAuthorRegex.search(contents)
if nameAuthorMatch:
author, name = nameAuthorMatch.groups()
if name.lower() in personExpeditionNameLookup:
personExpo = personExpeditionNameLookup[name.lower()]
else:
errors.append(" - Person could not be found in database")
author = bool(author)
else:
errors.append(" - Persons name could not be found")
TUMatch = TURegex.search(contents)
if TUMatch:
TU, = TUMatch.groups()
else:
errors.append(" - TU could not be found")
if not errors:
people.append((name, author, TU))
if errors:
return errors # Bail out before committing to the database
logbookEntry = LogbookEntry(date = date,
expedition = expedition,
title = title, cave = cave, place = location,
text = report, slug = slugify(title)[:50],
filename = filename)
logbookEntry.save()
for name, author, TU in people:
PersonTrip(personexpedition = personExpo,
time_underground = TU,
logbook_entry = logbookEntry,
is_logbook_entry_author = author).save()
print(logbookEntry)