mirror of
https://expo.survex.com/repositories/troggle/.git
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541 lines
23 KiB
Python
541 lines
23 KiB
Python
import os
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import string
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import subprocess
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import re
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import settings
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import urllib.parse
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from PIL import Image, ImageDraw, ImageFont
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from django import forms
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from django.conf import settings
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from django.urls import reverse
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from django.http import HttpResponse, HttpResponseRedirect
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from django.shortcuts import get_object_or_404, render
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from django.core.exceptions import ObjectDoesNotExist, MultipleObjectsReturned
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import troggle.settings as settings
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#import troggle.core.models as models
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from troggle.core.models import Expedition, DataIssue
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from troggle.core.models_caves import CaveSlug, Cave, CaveAndEntrance, QM, EntranceSlug, Entrance, Area, SurvexStation, GetCaveLookup
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from troggle.core.forms import CaveForm, CaveAndEntranceFormSet, VersionControlCommentForm, EntranceForm, EntranceLetterForm
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from troggle.helper import login_required_if_public
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class MapLocations(object):
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p = [
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("laser.0_7", "BNase", "Reference", "Bräuning Nase laser point"),
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("226-96", "BZkn", "Reference", "Bräuning Zinken trig point"),
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("vd1","VD1","Reference", "VD1 survey point"),
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("laser.kt114_96","HSK","Reference", "Hinterer Schwarzmooskogel trig point"),
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("2000","Nipple","Reference", "Nipple (Weiße Warze)"),
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("3000","VSK","Reference", "Vorderer Schwarzmooskogel summit"),
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("topcamp", "OTC", "Reference", "Old Top Camp"),
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("laser.0", "LSR0", "Reference", "Laser Point 0"),
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("laser.0_1", "LSR1", "Reference", "Laser Point 0/1"),
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("laser.0_3", "LSR3", "Reference", "Laser Point 0/3"),
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("laser.0_5", "LSR5", "Reference", "Laser Point 0/5"),
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("225-96", "BAlm", "Reference", "Bräuning Alm trig point")
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]
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def points(self):
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for ent in Entrance.objects.all():
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if ent.best_station():
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try:
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k = ent.caveandentrance_set.all()[0].cave
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except:
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message = " ! Failed to get Cave linked to Entrance:{} from:{} best:{}".format(ent.name, ent.filename, ent.best_station())
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DataIssue.objects.create(parser='entrances', message=message)
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print(message)
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raise
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try:
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areaName = k.getArea().short_name
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except:
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message = " ! Failed to get Area on cave '{}' linked to Entrance:{} from:{} best:{}".format(cave, ent.name, ent.filename, ent.best_station())
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DataIssue.objects.create(parser='entrances', message=message)
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print(message)
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raise
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self.p.append((ent.best_station(), "%s-%s" % (areaName, str(ent)[5:]), ent.needs_surface_work(), str(ent)))
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return self.p
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def __str__(self):
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return "{} map locations".format(len(self.p))
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def getCave(cave_id):
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'''Returns a cave object when given a cave name or number. It is used by views including cavehref, ent, and qm.
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TO DO: search GCavelookup first, which should raise a MultpleObjectsReturned exception if there
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are duplicates'''
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try:
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cave = Cave.objects.get(kataster_number=cave_id)
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return cave
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except Cave.MultipleObjectsReturned as ex:
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raise MultipleObjectsReturned("Duplicate kataster number") from ex # propagate this up
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except Cave.DoesNotExist as ex:
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Gcavelookup = GetCaveLookup() # dictionary makes strings to Cave objects
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if cave_id in Gcavelookup:
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return Gcavelookup[cave_id]
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else:
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raise ObjectDoesNotExist("No cave found with this identifier in any id field") from ex # propagate this up
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except:
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raise ObjectDoesNotExist("No cave found with this identifier in any id field")
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def pad5(x):
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return "0" * (5 -len(x.group(0))) + x.group(0)
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def padnumber(x):
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return re.sub("\d+", pad5, x)
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def numericalcmp(x, y):
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return cmp(padnumber(x), padnumber(y))
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def caveKey(x):
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"""python3 function for sort. Done in a hurry.
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Note that cave kataster numbers are not always integers.
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This needs to be fixed make a decent sort order.
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"""
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if not x.kataster_number:
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return "~"
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return x.kataster_number
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def getnotablecaves():
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notablecaves = []
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for kataster_number in settings.NOTABLECAVESHREFS:
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try:
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cave = Cave.objects.get(kataster_number=kataster_number)
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notablecaves.append(cave)
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except:
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print(" ! FAILED to get only one cave per kataster_number OR invalid number for: "+kataster_number)
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caves = Cave.objects.all().filter(kataster_number=kataster_number)
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for c in caves:
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print(c.kataster_number, c.slug())
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if c.slug() != None:
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notablecaves.append(c)
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return notablecaves
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def caveindex(request):
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caves = Cave.objects.all()
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caves1623 = list(Cave.objects.filter(area__short_name = "1623"))
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caves1626 = list(Cave.objects.filter(area__short_name = "1626"))
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caves1623.sort(key=caveKey)
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caves1626.sort(key=caveKey)
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return render(request,'caveindex.html', {'caves1623': caves1623, 'caves1626': caves1626, 'notablecaves':getnotablecaves(), 'cavepage': True})
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def cave3d(request, cave_id=''):
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try:
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cave = getCave(cave_id)
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except Cave.MultipleObjectsReturned: # entirely the wrong action, REPLACE with the right display
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caves = Cave.objects.filter(kataster_number=cave_id)
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return render(request, 'svxcaveseveral.html', {'settings': settings, "caves":caves })
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survexfilename = settings.SURVEX_DATA + cave.survex_file
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threedfilename = settings.THREEDCACHEDIR + '%s.3d' % cave_id
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if True or os.path.getmtime(survexfilename) > os.path.getmtime(threedfilename):
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subprocess.call(["cavern", "--output=%s" % threedfilename, survexfilename])
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test_file = open(threedfilename, 'rb')
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response = HttpResponse(content=test_file, content_type='application/3d')#mimetype is replaced by content_type for django 1.7
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response['Content-Disposition'] = 'attachment; filename=%s.3d' % cave_id
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# response['X-Sendfile'] = "%s.3d" % cave_id
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# It's usually a good idea to set the 'Content-Length' header too.
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# You can also set any other required headers: Cache-Control, etc.
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return response
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def cave(request, cave_id='', offical_name=''):
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try:
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cave=getCave(cave_id)
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except MultipleObjectsReturned:
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caves = Cave.objects.filter(kataster_number=cave_id)
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return render(request, 'svxcaveseveral.html', {'settings': settings, "caves":caves }) # not the right template, needs a specific one
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except ObjectDoesNotExist:
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return render(request, 'svxcavesingle404.html', {'settings': settings, "cave":cave_id })
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except:
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return render(request, 'svxcavesingle404.html', {'settings': settings })
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request, 'nonpublic.html', {'instance': cave, 'cavepage': True, 'cave_id': cave_id})
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else:
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return render(request,'cave.html', {'settings': settings, 'cave': cave, 'cavepage': True, 'cave_id': cave_id})
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def caveEntrance(request, slug):
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cave = Cave.objects.get(caveslug__slug = slug)
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': cave})
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else:
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return render(request,'cave_entrances.html', {'cave': cave})
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def caveDescription(request, slug):
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cave = Cave.objects.get(caveslug__slug = slug)
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': cave})
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else:
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return render(request,'cave_uground_description.html', {'cave': cave})
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def caveQMs(request, slug):
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cave = Cave.objects.get(caveslug__slug = slug)
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': cave})
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else:
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return render(request,'cave_qms.html', {'cave': cave})
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def caveLogbook(request, slug):
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cave = Cave.objects.get(caveslug__slug = slug)
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': cave})
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else:
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return render(request,'cave_logbook.html', {'cave': cave})
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def caveSlug(request, slug):
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cave = Cave.objects.get(caveslug__slug = slug)
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if cave.non_public and settings.PUBLIC_SITE and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': cave, 'cave_editable': slug})
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else:
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return render(request,'cave.html', {'cave': cave, 'cave_editable': slug})
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@login_required_if_public
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def edit_cave(request, slug=None):
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if slug is not None:
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cave = Cave.objects.get(caveslug__slug = slug)
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else:
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cave = Cave()
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if request.POST:
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form = CaveForm(request.POST, instance=cave)
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ceFormSet = CaveAndEntranceFormSet(request.POST)
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versionControlForm = VersionControlCommentForm(request.POST)
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if form.is_valid() and ceFormSet.is_valid() and versionControlForm.is_valid():
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cave = form.save(commit = False)
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if slug is None:
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for a in form.cleaned_data["area"]:
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if a.kat_area():
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myArea = a.kat_area()
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if form.cleaned_data["kataster_number"]:
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myslug = "%s-%s" % (myArea, form.cleaned_data["kataster_number"])
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else:
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myslug = "%s-%s" % (myArea, form.cleaned_data["unofficial_number"])
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else:
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myslug = slug
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cave.filename = myslug + ".html"
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cave.save()
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form.save_m2m()
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if slug is None:
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cs = CaveSlug(cave = cave, slug = myslug, primary = True)
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cs.save()
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ceinsts = ceFormSet.save(commit=False)
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for ceinst in ceinsts:
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ceinst.cave = cave
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ceinst.save()
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cave.writeDataFile()
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return HttpResponseRedirect("/" + cave.url)
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else:
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form = CaveForm(instance=cave)
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ceFormSet = CaveAndEntranceFormSet(queryset=cave.caveandentrance_set.all())
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versionControlForm = VersionControlCommentForm()
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return render(request,
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'editcave2.html',
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{'form': form,
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'caveAndEntranceFormSet': ceFormSet,
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'versionControlForm': versionControlForm
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})
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@login_required_if_public
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def editEntrance(request, caveslug, slug=None):
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cave = Cave.objects.get(caveslug__slug = caveslug)
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if slug is not None:
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entrance = Entrance.objects.get(entranceslug__slug = slug)
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else:
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entrance = Entrance()
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if request.POST:
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form = EntranceForm(request.POST, instance = entrance)
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versionControlForm = VersionControlCommentForm(request.POST)
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if slug is None:
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entletter = EntranceLetterForm(request.POST)
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else:
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entletter = None
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if form.is_valid() and versionControlForm.is_valid() and (slug is not None or entletter.is_valid()):
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entrance = form.save(commit = False)
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if slug is None:
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slugname = cave.slug() + entletter.cleaned_data["entrance_letter"]
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entrance.cached_primary_slug = slugname
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entrance.filename = slugname + ".html"
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entrance.save()
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if slug is None:
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es = EntranceSlug(entrance = entrance, slug = slugname, primary = True)
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es.save()
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el = entletter.save(commit = False)
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el.cave = cave
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el.entrance = entrance
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el.save()
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entrance.writeDataFile()
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return HttpResponseRedirect("/" + cave.url)
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else:
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form = EntranceForm(instance = entrance)
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versionControlForm = VersionControlCommentForm()
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if slug is None:
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entletter = EntranceLetterForm(request.POST)
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else:
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entletter = None
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return render(request,
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'editentrance.html',
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{'form': form,
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'versionControlForm': versionControlForm,
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'entletter': entletter
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})
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def qm(request,cave_id,qm_id,year,grade=None):
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year=int(year)
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try:
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qm=getCave(cave_id).get_QMs().get(number=qm_id,found_by__date__year=year)
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return render(request,'qm.html',locals())
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except Cave.MultipleObjectsReturned: # entirely the wrong action, REPLACE with the right display
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caves = Cave.objects.filter(kataster_number=cave_id)
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return render(request, 'svxcaveseveral.html', {'settings': settings, "caves":caves })
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except QM.DoesNotExist:
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url=urllib.parse.urljoin(settings.URL_ROOT, r'/admin/core/qm/add/'+'?'+ r'number=' + qm_id)
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if grade:
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url += r'&grade=' + grade
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return HttpResponseRedirect(url)
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def ent(request, cave_id, ent_letter):
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cave = Cave.objects.filter(kataster_number = cave_id)[0]
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cave_and_ent = CaveAndEntrance.objects.filter(cave = cave).filter(entrance_letter = ent_letter)[0]
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return render(request,'entrance.html', {'cave': cave,
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'entrance': cave_and_ent.entrance,
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'letter': cave_and_ent.entrance_letter,})
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def entranceSlug(request, slug):
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entrance = Entrance.objects.get(entranceslug__slug = slug)
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if entrance.non_public and not request.user.is_authenticated():
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return render(request,'nonpublic.html', {'instance': entrance})
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else:
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return render(request,'entranceslug.html', {'entrance': entrance})
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def surveyindex(request):
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surveys=Survey.objects.all()
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expeditions=Expedition.objects.order_by("-year")
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return render(request,'survey.html',locals())
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# def cave_description(request, cavedescription_name):
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# cave_description = get_object_or_404(CaveDescription, short_name = cavedescription_name)
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# return render(request,'cave_description.html', locals())
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def get_entrances(request, caveslug):
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cave = Cave.objects.get(caveslug__slug = caveslug)
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return render(request,'options.html', {"items": [(e.entrance.slug(), e.entrance.slug()) for e in cave.entrances()]})
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def get_qms(request, caveslug):
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cave = Cave.objects.get(caveslug__slug = caveslug)
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return render(request,'options.html', {"items": [(e.entrance.slug(), e.entrance.slug()) for e in cave.entrances()]})
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areanames = [
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#('', 'Location unclear'),
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('1a', '1a – Plateau: around Top Camp'),
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('1b', '1b – Western plateau near 182'),
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('1c', '1c – Eastern plateau near 204 walk-in path'),
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('1d', '1d – Further plateau around 76'),
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('2a', '2a – Southern Schwarzmooskogel near 201 path and the Nipple'),
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('2b', '2b – Eishöhle area'),
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('2b or 4 (unclear)', '2b or 4 (unclear)'),
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('2c', '2c – Kaninchenhöhle area'),
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('2d', '2d – Steinbrückenhöhle area'),
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('3', '3 – Bräuning Alm'),
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('4', '4 – Kratzer valley'),
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('5', '5 – Schwarzmoos-Wildensee'),
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('6', '6 – Far plateau'),
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('1626 or 6 (borderline)', '1626 or 6 (borderline)'),
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('7', '7 – Egglgrube'),
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('8a', '8a – Loser south face'),
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('8b', '8b – Loser below Dimmelwand'),
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('8c', '8c – Augst See'),
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('8d', '8d – Loser-Hochganger ridge'),
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('9', '9 – Gschwandt Alm'),
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('10', '10 – Altaussee'),
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('11', '11 – Augstbach')
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]
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def prospecting(request):
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#for key, name in areanames:
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# print key, Area.objects.get(short_name = key)
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areas = []
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for key, name in areanames:
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a = Area.objects.get(short_name = key)
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caves = list(a.cave_set.all())
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caves.sort(key=caveKey)
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areas.append((name, a, caves))
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return render(request, 'prospecting.html', {"areas": areas})
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# Parameters for big map and zoomed subarea maps:
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# big map first (zoom factor ignored)
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maps = {
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# id left top right bottom zoom
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# G&K G&K G&K G&K factor
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"all": [33810.4, 85436.5, 38192.0, 81048.2, 0.35,
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"All"],
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"40": [36275.6, 82392.5, 36780.3, 81800.0, 3.0,
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"Eishöhle"],
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"76": [35440.0, 83220.0, 36090.0, 82670.0, 1.3,
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"Eislufthöhle"],
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"204": [36354.1, 84154.5, 37047.4, 83300, 3.0,
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"Steinbrückenhöhle"],
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"tc": [35230.0, 82690.0, 36110.0, 82100.0, 3.0,
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"Near Top Camp"],
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"grieß":
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[36000.0, 86300.0, 38320.0, 84400.0, 4.0,
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"Grießkogel Area"],
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}
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for n in list(maps.keys()):
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L, T, R, B, S, name = maps[n]
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W = (R-L)/2
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H = (T-B)/2
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for i in range(2):
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for j in range(2):
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maps["%s%i%i" % (n, i, j)] = [L + i * W, T - j * H, L + (i + 1) * W, T - (j + 1) * H, S, name]
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# Keys in the order in which we want the maps output
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mapcodes = ["all", "grieß","40", "76", "204", "tc"]
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# Field codes
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L = 0
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T = 1
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R = 2
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B = 3
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ZOOM = 4
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DESC = 5
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areacolours = {
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'1a' : '#00ffff',
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'1b' : '#ff00ff',
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'1c' : '#ffff00',
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'1d' : '#ffffff',
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'2a' : '#ff0000',
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'2b' : '#00ff00',
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'2c' : '#008800',
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'2d' : '#ff9900',
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'3' : '#880000',
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'4' : '#0000ff',
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'6' : '#000000', # doubles for surface fixed pts, and anything else
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'7' : '#808080'
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}
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|
|
for FONT in [
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|
"/usr/share/fonts/truetype/freefont/FreeSans.ttf",
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|
"/usr/X11R6/lib/X11/fonts/truetype/arial.ttf",
|
|
"/mnt/c/windows/fonts/arial.ttf",
|
|
"C:\WINNT\Fonts\ARIAL.TTF"
|
|
]:
|
|
if os.path.isfile(FONT): break
|
|
TEXTSIZE = 16
|
|
CIRCLESIZE =8
|
|
LINEWIDTH = 2
|
|
myFont = ImageFont.truetype(FONT, TEXTSIZE)
|
|
|
|
def mungecoord(x, y, mapcode, img):
|
|
# Top of Zinken is 73 1201 = dataset 34542 81967
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|
# Top of Hinter is 1073 562 = dataset 36670 83317
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|
# image is 1417 by 2201
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|
# FACTOR1 = 1000.0 / (36670.0-34542.0)
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|
# FACTOR2 = (1201.0-562.0) / (83317 - 81967)
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|
# FACTOR = (FACTOR1 + FACTOR2)/2
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|
# The factors aren't the same as the scanned map's at a slight angle. I
|
|
# can't be bothered to fix this. Since we zero on the Hinter it makes
|
|
# very little difference for caves in the areas round 76 or 204.
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|
# xoffset = (x - 36670)*FACTOR
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|
# yoffset = (y - 83317)*FACTOR
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|
# return (1073 + xoffset, 562 - yoffset)
|
|
|
|
m = maps[mapcode]
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|
factorX, factorY = img.size[0] / (m[R] - m[L]), img.size[1] / (m[T] - m[B])
|
|
return ((x - m[L]) * factorX, (m[T] - y) * factorY)
|
|
|
|
COL_TYPES = {True: "red",
|
|
False: "#dddddd",
|
|
"Reference": "#dddddd"}
|
|
|
|
def plot(surveypoint, number, point_type, label, mapcode, draw, img):
|
|
try:
|
|
ss = SurvexStation.objects.lookup(surveypoint)
|
|
E, N = ss.x, ss.y
|
|
shortnumber = number.replace("—","")
|
|
(x,y) = list(map(int, mungecoord(E, N, mapcode, img)))
|
|
#imgmaps[maparea].append( [x-4, y-SIZE/2, x+4+draw.textsize(shortnumber)[0], y+SIZE/2, shortnumber, label] )
|
|
draw.rectangle([(x+CIRCLESIZE, y-TEXTSIZE/2), (x+CIRCLESIZE*2+draw.textsize(shortnumber)[0], y+TEXTSIZE/2)], fill="#ffffff")
|
|
draw.text((x+CIRCLESIZE * 1.5,y-TEXTSIZE/2), shortnumber, fill="#000000")
|
|
draw.ellipse([(x-CIRCLESIZE,y-CIRCLESIZE),(x+CIRCLESIZE,y+CIRCLESIZE)], fill=COL_TYPES[point_type], outline="#000000")
|
|
except:
|
|
pass
|
|
|
|
def prospecting_image(request, name):
|
|
# We should replace all this with something that exports an overlay for Google Maps and OpenStreetView
|
|
mainImage = Image.open(os.path.join(settings.SURVEY_SCANS, "location_maps", "pguidemap.jpg"))
|
|
if settings.PUBLIC_SITE and not request.user.is_authenticated():
|
|
mainImage = Image.new("RGB", mainImage.size, '#ffffff')
|
|
m = maps[name]
|
|
#imgmaps = []
|
|
if name == "all":
|
|
img = mainImage
|
|
else:
|
|
M = maps['all']
|
|
W, H = mainImage.size
|
|
l = int((m[L] - M[L]) / (M[R] - M[L]) * W)
|
|
t = int((m[T] - M[T]) / (M[B] - M[T]) * H)
|
|
r = int((m[R] - M[L]) / (M[R] - M[L]) * W)
|
|
b = int((m[B] - M[T]) / (M[B] - M[T]) * H)
|
|
img = mainImage.crop((l, t, r, b))
|
|
w = int(round(m[ZOOM] * (m[R] - m[L]) / (M[R] - M[L]) * W))
|
|
h = int(round(m[ZOOM] * (m[B] - m[T]) / (M[B] - M[T]) * H))
|
|
img = img.resize((w, h), Image.BICUBIC)
|
|
draw = ImageDraw.Draw(img)
|
|
draw.setfont(myFont)
|
|
if name == "all":
|
|
for maparea in list(maps.keys()):
|
|
if maparea == "all":
|
|
continue
|
|
localm = maps[maparea]
|
|
l,t = mungecoord(localm[L], localm[T], "all", img)
|
|
r,b = mungecoord(localm[R], localm[B], "all", img)
|
|
text = maparea + " map"
|
|
textlen = draw.textsize(text)[0] + 3
|
|
draw.rectangle([l, t, l+textlen, t+TEXTSIZE+2], fill='#ffffff')
|
|
draw.text((l+2, t+1), text, fill="#000000")
|
|
#imgmaps.append( [l, t, l+textlen, t+SIZE+2, "submap" + maparea, maparea + " subarea map"] )
|
|
draw.line([l, t, r, t], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l, b, r, b], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l, t, l, b], fill='#777777', width=LINEWIDTH)
|
|
draw.line([r, t, r, b], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l, t, l+textlen, t], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l, t+TEXTSIZE+2, l+textlen, t+TEXTSIZE+2], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l, t, l, t+TEXTSIZE+2], fill='#777777', width=LINEWIDTH)
|
|
draw.line([l+textlen, t, l+textlen, t+TEXTSIZE+2], fill='#777777', width=LINEWIDTH)
|
|
#imgmaps[maparea] = []
|
|
# Draw scale bar
|
|
m100 = int(100 / (m[R] - m[L]) * img.size[0])
|
|
draw.line([10, TEXTSIZE*3, 10, TEXTSIZE*2], fill='#000000', width=LINEWIDTH)
|
|
draw.line([10, TEXTSIZE*2, 10+m100, TEXTSIZE*2], fill='#000000', width=LINEWIDTH)
|
|
draw.line([10+m100, TEXTSIZE * 3, 10+m100, TEXTSIZE*2], fill='#000000', width=LINEWIDTH)
|
|
label = "100m"
|
|
draw.text([10 + (m100 - draw.textsize(label)[0]) / 2, TEXTSIZE/2], label, fill='#000000')
|
|
|
|
for p in MapLocations.points():
|
|
surveypoint, number, point_type, label = p
|
|
plot(surveypoint, number, point_type, label, name, draw, img)
|
|
|
|
for (N, E, D, num) in [(35975.37, 83018.21, 100,"177"), # Calculated from bearings
|
|
(35350.00, 81630.00, 50, "71"), # From Auer map
|
|
(36025.00, 82475.00, 50, "146"), # From mystery map
|
|
(35600.00, 82050.00, 50, "35"), # From Auer map
|
|
(35650.00, 82025.00, 50, "44"), # From Auer map
|
|
(36200.00, 82925.00, 50, "178"), # Calculated from bearings
|
|
(35232.64, 82910.37, 25, "181"), # Calculated from bearings
|
|
(35323.60, 81357.83, 50, "74") # From Auer map
|
|
]:
|
|
(N,E,D) = list(map(float, (N, E, D)))
|
|
maparea = Cave.objects.get(kataster_number = num).getArea().short_name
|
|
lo = mungecoord(N-D, E+D, name, img)
|
|
hi = mungecoord(N+D, E-D, name, img)
|
|
lpos = mungecoord(N-D, E, name, img)
|
|
draw.ellipse([lo,hi], outline="#000000")
|
|
draw.ellipse([lo[0]+1, lo[1]+1, hi[0]-1, hi[1]-1], outline=areacolours[maparea])
|
|
draw.ellipse([lo[0]+2, lo[1]+2, hi[0]-2, hi[1]-2], outline=areacolours[maparea])
|
|
draw.rectangle([lpos[0],lpos[1]-TEXTSIZE/2, lpos[0] + draw.textsize(name)[0], lpos[1]+TEXTSIZE/2], fill="#ffffff")
|
|
draw.text((lpos[0], lpos[1]-TEXTSIZE/2), num, fill="#000000")
|
|
response = HttpResponse(content_type = "image/png")
|
|
del draw
|
|
img.save(response, "PNG")
|
|
return response |