mirror of
https://expo.survex.com/repositories/troggle/.git
synced 2024-11-22 23:31:52 +00:00
238 lines
9.1 KiB
Python
238 lines
9.1 KiB
Python
import os
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import re
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import json
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from urllib.parse import urljoin
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from pathlib import Path
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from django.db import models
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from django.conf import settings
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from django.urls import reverse
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class SurvexDirectory(models.Model):
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path = models.CharField(max_length=200)
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cave = models.ForeignKey('Cave', blank=True, null=True,on_delete=models.SET_NULL)
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primarysurvexfile = models.ForeignKey('SurvexFile', related_name='primarysurvexfile', blank=True, null=True,on_delete=models.SET_NULL)
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# could also include files in directory but not referenced
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class Meta:
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ordering = ('id',)
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verbose_name_plural = "Survex directories"
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def __str__(self):
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return "[SurvexDirectory:"+str(self.path) + " | Primary svx:" + str(self.primarysurvexfile.path) +".svx ]"
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class SurvexFile(models.Model):
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path = models.CharField(max_length=200)
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survexdirectory = models.ForeignKey("SurvexDirectory", blank=True, null=True,on_delete=models.SET_NULL)
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cave = models.ForeignKey('Cave', blank=True, null=True,on_delete=models.SET_NULL)
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class Meta:
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ordering = ('id',)
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# Don't change from the default as that breaks troggle webpages and internal referencing!
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# def __str__(self):
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# return "[SurvexFile:"+str(self.path) + "-" + str(self.survexdirectory) + "-" + str(self.cave)+"]"
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def exists(self):
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fname = os.path.join(settings.SURVEX_DATA, self.path + ".svx")
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return os.path.isfile(fname)
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def OpenFile(self):
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fname = os.path.join(settings.SURVEX_DATA, self.path + ".svx")
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return open(fname)
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def SetDirectory(self):
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dirpath = os.path.split(self.path)[0]
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# pointless search every time we import a survex file if we know there are no duplicates..
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# don't use this for initial import.
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survexdirectorylist = SurvexDirectory.objects.filter(cave=self.cave, path=dirpath)
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if survexdirectorylist:
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self.survexdirectory = survexdirectorylist[0]
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else:
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survexdirectory = SurvexDirectory(path=dirpath, cave=self.cave, primarysurvexfile=self)
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survexdirectory.save()
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self.survexdirectory = survexdirectory
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self.save()
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def __str__(self):
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return self.path
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class SurvexStationLookUpManager(models.Manager):
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def lookup(self, name):
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blocknames, sep, stationname = name.rpartition(".")
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return self.get(block = SurvexBlock.objects.lookup(blocknames),
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name__iexact = stationname)
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class SurvexStation(models.Model):
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name = models.CharField(max_length=100)
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block = models.ForeignKey('SurvexBlock', null=True,on_delete=models.SET_NULL)
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# equate = models.ForeignKey('SurvexEquate', blank=True, null=True,on_delete=models.SET_NULL)
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objects = SurvexStationLookUpManager()
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x = models.FloatField(blank=True, null=True)
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y = models.FloatField(blank=True, null=True)
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z = models.FloatField(blank=True, null=True)
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def path(self):
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r = self.name
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b = self.block
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while True:
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if b.name:
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r = b.name + "." + r
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if b.parent:
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b = b.parent
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else:
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return r
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class Meta:
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ordering = ('id',)
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def __str__(self):
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return self.name and str(self.name) or 'no name'
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#
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# Single SurvexBlock
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#
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class SurvexBlockLookUpManager(models.Manager):
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def lookup(self, name):
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if name == "":
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blocknames = []
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else:
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blocknames = name.split(".")
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block = SurvexBlock.objects.get(parent=None, survexfile__path=settings.SURVEX_TOPNAME)
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for blockname in blocknames:
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block = SurvexBlock.objects.get(parent=block, name__iexact=blockname)
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return block
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class SurvexBlock(models.Model):
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objects = SurvexBlockLookUpManager()
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name = models.CharField(max_length=100)
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title = models.CharField(max_length=200)
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parent = models.ForeignKey('SurvexBlock', blank=True, null=True,on_delete=models.SET_NULL)
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cave = models.ForeignKey('Cave', blank=True, null=True,on_delete=models.SET_NULL)
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date = models.DateField(blank=True, null=True)
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expeditionday = models.ForeignKey("ExpeditionDay", null=True,on_delete=models.SET_NULL)
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expedition = models.ForeignKey('Expedition', blank=True, null=True,on_delete=models.SET_NULL)
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survexfile = models.ForeignKey("SurvexFile", blank=True, null=True,on_delete=models.SET_NULL)
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survexpath = models.CharField(max_length=200) # the path for the survex stations
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scanswallet = models.ForeignKey("Wallet", null=True,on_delete=models.SET_NULL)
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legsall = models.IntegerField(null=True) # summary data for this block
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legslength = models.FloatField(null=True)
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class Meta:
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ordering = ('id',)
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def __str__(self):
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return "[SurvexBlock:"+ str(self.name) + "-path:" + \
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str(self.survexpath) + "-cave:" + \
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str(self.cave) + "]"
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def __str__(self):
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return self.name and str(self.name) or 'no name'
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def isSurvexBlock(self): # Function used in templates
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return True
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def GetPersonroles(self):
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'''
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But apparently never used !?
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'''
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res = [ ]
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for personrole in self.survexpersonrole_set.order_by('personexpedition'):
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res.append({'person':personrole.personexpedition.person, 'expeditionyear':personrole.personexpedition.expedition.year})
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return res
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def DayIndex(self):
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return list(self.expeditionday.survexblock_set.all()).index(self)
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class SurvexPersonRole(models.Model):
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survexblock = models.ForeignKey('SurvexBlock',on_delete=models.CASCADE)
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# increasing levels of precision
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personname = models.CharField(max_length=100)
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person = models.ForeignKey('Person', blank=True, null=True,on_delete=models.SET_NULL)
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personexpedition = models.ForeignKey('PersonExpedition', blank=True, null=True,on_delete=models.SET_NULL)
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persontrip = models.ForeignKey('PersonTrip', blank=True, null=True,on_delete=models.SET_NULL)
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expeditionday = models.ForeignKey("ExpeditionDay", null=True,on_delete=models.SET_NULL)
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def __str__(self):
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return str(self.person) + " - " + str(self.survexblock)
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class Wallet(models.Model):
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'''We do not keep the JSON values in the database, we query them afresh each time,
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but we will change this when we need to do a Django query on e.g. personame
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'''
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fpath = models.CharField(max_length=200)
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walletname = models.CharField(max_length=200)
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class Meta:
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ordering = ('walletname',)
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def get_absolute_url(self):
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return urljoin(settings.URL_ROOT, reverse('singlewallet', kwargs={"path":re.sub("#", "%23", self.walletname)}))
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def get_json(self):
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jsonfile = Path(self.fpath, 'contents.json')
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if not Path(jsonfile).is_file():
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print(f'{jsonfile} is not a file')
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return None
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else:
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with open(jsonfile) as json_f:
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try:
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waldata = json.load(json_f)
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except:
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wurl = f"/scanupload/{self.walletname}" # .replace('#', ':')
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message = f"! {str(self.walletname)} Failed to load {jsonfile} JSON file"
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print(message)
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raise
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return waldata
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def date(self):
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jsondata = self.get_json()
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return jsondata["date"]
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def people(self):
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jsondata = self.get_json()
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return jsondata["people"]
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def name(self):
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jsondata = self.get_json()
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return jsondata["name"]
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def __str__(self):
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return str(self.walletname) + " (Wallet)"
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class SingleScan(models.Model):
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ffile = models.CharField(max_length=200)
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name = models.CharField(max_length=200)
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wallet = models.ForeignKey("Wallet", null=True,on_delete=models.SET_NULL)
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class Meta:
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ordering = ('name',)
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def get_absolute_url(self):
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return urljoin(settings.URL_ROOT, reverse('scansingle', kwargs={"path":re.sub("#", "%23", self.wallet.walletname), "file":self.name}))
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def __str__(self):
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return "Survey Scan Image: " + str(self.name) + " in " + str(self.wallet)
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class DrawingFile(models.Model):
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dwgpath = models.CharField(max_length=200)
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dwgname = models.CharField(max_length=200)
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dwgwallets = models.ManyToManyField("Wallet") # implicitly links via folders to scans to SVX files
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scans = models.ManyToManyField("SingleScan") # implicitly links via scans to SVX files
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dwgcontains = models.ManyToManyField("DrawingFile") # case when its a frame type
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filesize = models.IntegerField(default=0)
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npaths = models.IntegerField(default=0)
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survexfiles = models.ManyToManyField("SurvexFile") # direct link to SVX files - not populated yet
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class Meta:
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ordering = ('dwgpath',)
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def __str__(self):
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return "Drawing File: " + str(self.dwgname) + " (" + str(self.filesize) + " bytes)"
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