forked from expo/troggle
232 lines
8.5 KiB
Python
232 lines
8.5 KiB
Python
import os
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import urllib.parse
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import re
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from django.db import models
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from django.conf import settings
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from django.core.urlresolvers import reverse
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###########################################################
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# These will allow browsing and editing of the survex data
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###########################################################
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# Needs to add:
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# Equates
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# reloading
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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)
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primarysurvexfile = models.ForeignKey('SurvexFile', related_name='primarysurvexfile', blank=True, null=True)
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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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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)
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cave = models.ForeignKey('Cave', blank=True, null=True)
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class Meta:
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ordering = ('id',)
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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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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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class SurvexEquate(models.Model):
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cave = models.ForeignKey('Cave', blank=True, null=True)
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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')
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equate = models.ForeignKey('SurvexEquate', blank=True, null=True)
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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 SurvexLeg(models.Model):
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block = models.ForeignKey('SurvexBlock')
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#title = models.ForeignKey('SurvexTitle')
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stationfrom = models.ForeignKey('SurvexStation', related_name='stationfrom')
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stationto = models.ForeignKey('SurvexStation', related_name='stationto')
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tape = models.FloatField()
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compass = models.FloatField()
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clino = models.FloatField()
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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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parent = models.ForeignKey('SurvexBlock', blank=True, null=True)
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text = models.TextField()
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cave = models.ForeignKey('Cave', blank=True, null=True)
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date = models.DateField(blank=True, null=True)
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expeditionday = models.ForeignKey("ExpeditionDay", null=True)
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expedition = models.ForeignKey('Expedition', blank=True, null=True)
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survexfile = models.ForeignKey("SurvexFile", blank=True, null=True)
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begin_char = models.IntegerField() # code for where in the survex data files this block sits
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survexpath = models.CharField(max_length=200) # the path for the survex stations
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survexscansfolder = models.ForeignKey("SurvexScansFolder", null=True)
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#refscandir = models.CharField(max_length=100)
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totalleglength = models.FloatField()
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class Meta:
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ordering = ('id',)
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def isSurvexBlock(self): # Function used in templates
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return True
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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 GetPersonroles(self):
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res = [ ]
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for personrole in self.personrole_set.order_by('personexpedition'):
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if res and res[-1]['person'] == personrole.personexpedition.person:
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res[-1]['roles'] += ", " + str(personrole.role)
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else:
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res.append({'person':personrole.personexpedition.person, 'expeditionyear':personrole.personexpedition.expedition.year, 'roles':str(personrole.role)})
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return res
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def MakeSurvexStation(self, name):
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ssl = self.survexstation_set.filter(name=name)
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if ssl:
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assert len(ssl) == 1
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return ssl[0]
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#print name
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ss = SurvexStation(name=name, block=self)
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#ss.save()
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return ss
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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 SurvexTitle(models.Model):
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survexblock = models.ForeignKey('SurvexBlock')
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title = models.CharField(max_length=200)
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cave = models.ForeignKey('Cave', blank=True, null=True)
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#
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# member of a SurvexBlock
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#
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ROLE_CHOICES = (
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('insts','Instruments'),
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('dog','Other'),
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('notes','Notes'),
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('pics','Pictures'),
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('tape','Tape measure'),
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('useless','Useless'),
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('helper','Helper'),
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('disto','Disto'),
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('consultant','Consultant'),
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)
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class SurvexPersonRole(models.Model):
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survexblock = models.ForeignKey('SurvexBlock')
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nrole = models.CharField(choices=ROLE_CHOICES, max_length=200, blank=True, null=True)
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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)
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personexpedition = models.ForeignKey('PersonExpedition', blank=True, null=True)
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persontrip = models.ForeignKey('PersonTrip', blank=True, null=True)
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expeditionday = models.ForeignKey("ExpeditionDay", null=True)
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def __str__(self):
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return str(self.person) + " - " + str(self.survexblock) + " - " + str(self.nrole)
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class SurvexScansFolder(models.Model):
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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 urllib.parse.urljoin(settings.URL_ROOT, reverse('surveyscansfolder', kwargs={"path":re.sub("#", "%23", self.walletname)}))
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def __str__(self):
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return str(self.walletname) + " (Survey Scans Folder)"
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class SurvexScanSingle(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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survexscansfolder = models.ForeignKey("SurvexScansFolder", null=True)
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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 urllib.parse.urljoin(settings.URL_ROOT, reverse('surveyscansingle', kwargs={"path":re.sub("#", "%23", self.survexscansfolder.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.survexscansfolder)
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class TunnelFile(models.Model):
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tunnelpath = models.CharField(max_length=200)
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tunnelname = models.CharField(max_length=200)
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bfontcolours = models.BooleanField(default=False)
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survexscansfolders = models.ManyToManyField("SurvexScansFolder")
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survexscans = models.ManyToManyField("SurvexScanSingle")
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survexblocks = models.ManyToManyField("SurvexBlock")
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tunnelcontains = models.ManyToManyField("TunnelFile") # 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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survextitles = models.ManyToManyField("SurvexTitle")
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class Meta:
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ordering = ('tunnelpath',) |