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Code Issues 18 Projects 3 Activity

Now compat with Dj2.0.13 & 1.11.29

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Philip Sargent
2021-04-06 22:50:57 +01:00
parent 05ed8af158
commit 785d6360cd
4 changed files with 102 additions and 80 deletions
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156
parsers/caves.py
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@@ -2,78 +2,98 @@ import os
import re
from django.conf import settings
from django.db import transaction
from troggle.core.models import DataIssue, get_process_memory
import troggle.core.models_caves as models_caves
from troggle.core.models_caves import Area, Cave, Entrance, CaveSlug, EntranceSlug, CaveAndEntrance
'''Reads all the cave description data by parsing the xml files (stored as e.g. :EXPOWEB:/cave-data/1623-161.html )
and creating the various Cave, Entrance and necessary Area objects.
BUT in Django 2.0 and later we cannot do any queries on data we have just entered
because this is all happening inside one transaction. Bummer.
django.db.transaction.TransactionManagementError:
An error occurred in the current transaction. You can't execute queries until the end of the 'atomic' block.
'''
entrances_xslug = {}
caves_xslug = {}
areas_xslug = {}
def readcaves():
print(" - Deleting Caves and Entrances")
models_caves.Cave.objects.all().delete()
models_caves.Entrance.objects.all().delete()
# Clear the cave data issues and the caves as we are reloading
DataIssue.objects.filter(parser='caves').delete()
DataIssue.objects.filter(parser='entrances').delete()
'''Reads the xml-format HTML files in the EXPOWEB repo, not from the loser repo.
'''
with transaction.atomic():
print(" - Deleting Caves and Entrances")
Cave.objects.all().delete()
Entrance.objects.all().delete()
# Clear the cave data issues and the caves as we are reloading
DataIssue.objects.filter(parser='caves').delete()
DataIssue.objects.filter(parser='entrances').delete()
# Note: these are HTML files in the EXPOWEB repo, not from the loser repo.
area_1623 = models_caves.Area.objects.update_or_create(short_name = "1623", parent = None)
area_1626 = models_caves.Area.objects.update_or_create(short_name = "1626", parent = None)
area_1623 = Area.objects.update_or_create(short_name = "1623", parent = None)
# This seems to retrun a tuple, not a single object! i.e. (<Area: 1623>, True)
#print(f' ! - READ CAVES: {area_1623}')
print (" - Setting pending caves")
# Do this first, so that these empty entries are overwritten as they get properly created.
# For those caves which do not have XML files even though they exist and have surveys
# also needs to be done *before* entrances so that the entrance-cave links work properly.
pending = ["2007-04", "2007-05", "2007-06", "2007-07", "2007-12", "2009-01", "2009-02",
"2010-06", "2010-07", "2012-ns-01", "2012-ns-02", "2010-04", "2012-ns-05", "2012-ns-06",
"2012-ns-07", "2012-ns-08", "2012-ns-12", "2012-ns-14", "2012-ns-15", "2014-bl888",
"2018-pf-01", "2018-pf-02", "haldenloch", "gruenstein"]
for k in pending:
try:
cave = models_caves.Cave(
unofficial_number = k,
# official_name = "",
underground_description = "Pending cave write-up - creating as empty object. No XML file available yet.",
notes="_Survex file found in loser repo but no description in expoweb")
if cave:
cave.save() # must save to have id before foreign keys work
cave.area = area_1623
cave.save()
message = " ! {:11s} {}".format(cave.unofficial_number, cave.underground_description)
DataIssue.objects.create(parser='caves', message=message)
print(message)
try: # Now create a slug ID
cs = models_caves.CaveSlug.objects.update_or_create(cave = cave,
slug = "TEMP-" + k,
primary = False)
except:
message = " ! {:11s} {} PENDING cave slug create failure".format(k)
area_1626 = Area.objects.update_or_create(short_name = "1626", parent = None)
print (" - Setting pending caves")
# Do this first, so that these empty entries are overwritten as they get properly created.
# For those caves which do not have XML files even though they exist and have surveys
# also needs to be done *before* entrances so that the entrance-cave links work properly.
pending = ["2007-04", "2007-05", "2007-06", "2007-07", "2007-12", "2009-01", "2009-02",
"2010-06", "2010-07", "2012-ns-01", "2012-ns-02", "2010-04", "2012-ns-05", "2012-ns-06",
"2012-ns-07", "2012-ns-08", "2012-ns-12", "2012-ns-14", "2012-ns-15", "2014-bl888",
"2018-pf-01", "2018-pf-02", "haldenloch", "gruenstein"]
for k in pending:
try:
cave = Cave(
unofficial_number = k,
# official_name = "",
underground_description = "Pending cave write-up - creating as empty object. No XML file available yet.",
notes="_Survex file found in loser repo but no description in expoweb")
if cave:
cave.save() # must save to have id before foreign keys work. This is also a ManyToMany key.
#print(f' ! - READ CAVES: cave {k} {cave}')
cave.area.add(area_1623[0])
cave.save()
message = " ! {:11s} {}".format(cave.unofficial_number, cave.underground_description)
DataIssue.objects.create(parser='caves', message=message)
print(message)
else:
print("Failed to create cave {} ".format(k))
try: # Now create a cave slug ID
cs = CaveSlug.objects.update_or_create(cave = cave,
slug = "TEMP-" + k,
primary = False)
except:
message = " ! {:11s} {} PENDING cave slug create failure".format(k)
DataIssue.objects.create(parser='caves', message=message)
print(message)
else:
message = f' ! {k:11s} PENDING cave slug create failure'
DataIssue.objects.create(parser='caves', message=message)
print(message)
except:
message = " ! Error. Cannot create pending cave, pending-id:{}".format(k)
DataIssue.objects.create(parser='caves', message=message)
print(message)
raise
except:
message = " ! Error. Cannot create pending cave, pending-id:{}".format(k)
DataIssue.objects.create(parser='caves', message=message)
print(message)
raise
print(" - Reading Entrances from entrance descriptions xml files")
print(" - settings.CAVEDESCRIPTIONS: ", settings.CAVEDESCRIPTIONS)
for filename in next(os.walk(settings.ENTRANCEDESCRIPTIONS))[2]: #Should be a better way of getting a list of files
if filename.endswith('.html'):
readentrance(filename)
with transaction.atomic():
print(" - Reading Entrances from entrance descriptions xml files")
print(" - settings.CAVEDESCRIPTIONS: ", settings.CAVEDESCRIPTIONS)
for filename in next(os.walk(settings.ENTRANCEDESCRIPTIONS))[2]: #Should be a better way of getting a list of files
if filename.endswith('.html'):
readentrance(filename)
print(" - Reading Caves from cave descriptions xml files")
for filename in next(os.walk(settings.CAVEDESCRIPTIONS))[2]: #Should be a better way of getting a list of files
if filename.endswith('.html'):
readcave(filename)
print(" - Reading Caves from cave descriptions xml files")
for filename in next(os.walk(settings.CAVEDESCRIPTIONS))[2]: #Should be a better way of getting a list of files
if filename.endswith('.html'):
readcave(filename)
def readentrance(filename):
global entrances_xslug
@@ -112,7 +132,7 @@ def readentrance(filename):
bearings = getXML(entrancecontents, "bearings", maxItems = 1, context = context)
url = getXML(entrancecontents, "url", maxItems = 1, context = context)
if len(non_public) == 1 and len(slugs) >= 1 and len(name) >= 1 and len(entrance_description) == 1 and len(explorers) == 1 and len(map_description) == 1 and len(location_description) == 1 and len(approach) == 1 and len(underground_description) == 1 and len(marking) == 1 and len(marking_comment) == 1 and len(findability) == 1 and len(findability_description) == 1 and len(alt) == 1 and len(northing) == 1 and len(easting) == 1 and len(tag_station) == 1 and len(exact_station) == 1 and len(other_station) == 1 and len(other_description) == 1 and len(bearings) == 1 and len(url) == 1:
e, state = models_caves.Entrance.objects.update_or_create(name = name[0],
e, state = Entrance.objects.update_or_create(name = name[0],
non_public = {"True": True, "False": False, "true": True, "false": False,}[non_public[0]],
entrance_description = entrance_description[0],
explorers = explorers[0],
@@ -140,13 +160,13 @@ def readentrance(filename):
for slug in slugs:
#print("entrance slug:{} filename:{}".format(slug, filename))
try:
cs = models_caves.EntranceSlug.objects.update_or_create(entrance = e,
cs = EntranceSlug.objects.update_or_create(entrance = e,
slug = slug,
primary = primary)
except:
# need to cope with duplicates
print(" ! FAILED to get only one ENTRANCE when updating using: "+filename)
kents = models_caves.EntranceSlug.objects.all().filter(entrance = e,
kents = EntranceSlug.objects.all().filter(entrance = e,
slug = slug,
primary = primary)
for k in kents:
@@ -161,6 +181,8 @@ def readentrance(filename):
primary = False
def readcave(filename):
'''Assumes any area it hasn't seen before is a subarea of 1623
'''
global entrances_xslug
global caves_xslug
global areas_xslug
@@ -196,7 +218,7 @@ def readcave(filename):
entrances = getXML(cavecontents, "entrance", context = context)
if len(non_public) == 1 and len(slugs) >= 1 and len(official_name) == 1 and len(areas) >= 1 and len(kataster_code) == 1 and len(kataster_number) == 1 and len(unofficial_number) == 1 and len(explorers) == 1 and len(underground_description) == 1 and len(equipment) == 1 and len(references) == 1 and len(survey) == 1 and len(kataster_status) == 1 and len(underground_centre_line) == 1 and len(notes) == 1 and len(length) == 1 and len(depth) == 1 and len(extent) == 1 and len(survex_file) == 1 and len(description_file ) == 1 and len(url) == 1 and len(entrances) >= 1:
try:
c, state = models_caves.Cave.objects.update_or_create(non_public = {"True": True, "False": False, "true": True, "false": False,}[non_public[0]],
c, state = Cave.objects.update_or_create(non_public = {"True": True, "False": False, "true": True, "false": False,}[non_public[0]],
official_name = official_name[0],
kataster_code = kataster_code[0],
kataster_number = kataster_number[0],
@@ -218,7 +240,7 @@ def readcave(filename):
filename = filename)
except:
print(" ! FAILED to get only one CAVE when updating using: "+filename)
kaves = models_caves.Cave.objects.all().filter(kataster_number=kataster_number[0])
kaves = Cave.objects.all().filter(kataster_number=kataster_number[0])
for k in kaves:
message = " ! - DUPLICATES in db. kataster:"+ str(k.kataster_number) + ", slug:" + str(k.slug())
DataIssue.objects.create(parser='caves', message=message)
@@ -233,11 +255,11 @@ def readcave(filename):
if area_slug in areas_xslug:
newArea = areas_xslug[area_slug]
else:
area = models_caves.Area.objects.filter(short_name = area_slug)
area = Area.objects.filter(short_name = area_slug)
if area:
newArea = area[0]
else:
newArea = models_caves.Area(short_name = area_slug, parent = models_caves.Area.objects.get(short_name = "1623"))
newArea = Area(short_name = area_slug, parent = Area.objects.get(short_name = "1623"))
newArea.save()
areas_xslug[area_slug] = newArea
c.area.add(newArea)
@@ -247,7 +269,7 @@ def readcave(filename):
cs = caves_xslug[slug]
else:
try:
cs = models_caves.CaveSlug.objects.update_or_create(cave = c,
cs = CaveSlug.objects.update_or_create(cave = c,
slug = slug,
primary = primary)
caves_xslug[slug] = cs
@@ -265,9 +287,9 @@ def readcave(filename):
if slug in entrances_xslug:
entrance = entrances_xslug[slug]
else:
entrance = models_caves.Entrance.objects.get(entranceslug__slug = slug)
entrance = Entrance.objects.get(entranceslug__slug = slug)
entrances_xslug[slug] = entrance
ce = models_caves.CaveAndEntrance.objects.update_or_create(cave = c, entrance_letter = letter, entrance = entrance)
ce = CaveAndEntrance.objects.update_or_create(cave = c, entrance_letter = letter, entrance = entrance)
except:
message = " ! Entrance setting failure, slug: %s letter: %s" % (slug, letter)
DataIssue.objects.create(parser='caves', message=message)