expoweb/troggle/expo/models.py
2009-01-24 19:26:49 +01:00

468 lines
20 KiB
Python

import urllib
import string
from django.forms import ModelForm
from django.db import models
from django.contrib import admin
from django.core.files.storage import FileSystemStorage
import os
import troggle.settings as settings
import datetime
from models_survex import *
class Expedition(models.Model):
year = models.CharField(max_length=20, unique=True)
name = models.CharField(max_length=100)
date_from = models.DateField(blank=True,null=True)
date_to = models.DateField(blank=True,null=True)
def __unicode__(self):
return self.year
class Meta:
ordering = ('year',)
def GuessDateFrom(self):
try:
return self.logbookentry_set.order_by('date')[0].date
except IndexError:
pass
def GuessDateTo(self): # returns the date of the last logbook entry in the expedition
try:
return self.logbookentry_set.order_by('date')[-1].date
except IndexError:
pass
def ListDays(self):
if self.date_from and self.date_to:
res=[]
date=self.date_from
while date <= self.date_to:
res.append(date)
date+=datetime.timedelta(days=1)
return res
elif self.GuessDateFrom() and self.GuessDateTo(): # if we don't have the real dates, try it with the dates taken from the earliest and latest logbook entries
date=self.GuessDateFrom()
while date <= self.GuessDateTo():
res.append(date)
date+=datetime.timedelta(days=1)
return res
# deprecated
def GetPersonExpedition(self, name):
person_expeditions = PersonExpedition.objects.filter(expedition=self)
res = None
for person_expedition in person_expeditions:
for possible_name_from in person_expedition.GetPossibleNameForms():
#print "nnn", possiblenamefrom
if name == possible_name_from:
assert not res, "Ambiguous: " + name
res = person_expedition
return res
class Person(models.Model):
first_name = models.CharField(max_length=100)
last_name = models.CharField(max_length=100)
is_vfho = models.BooleanField(help_text="VFHO is the Vereines f&uuml;r H&ouml;hlenkunde in Obersteier, a nearby Austrian caving club.")
mug_shot = models.CharField(max_length=100, blank=True,null=True)
blurb = models.TextField(blank=True,null=True)
href = models.CharField(max_length=200)
class Meta:
verbose_name_plural = "People"
class Meta:
ordering = ('last_name', 'first_name')
def __unicode__(self):
if self.last_name:
return "%s %s" % (self.first_name, self.last_name)
return self.first_name
# these ought to be possible by piping through |min in the template, or getting the first of an ordered list
def Firstexpedition(self):
return self.personexpedition_set.order_by('expedition')[0]
def Lastexpedition(self):
return self.personexpedition_set.order_by('-expedition')[0]
class PersonExpedition(models.Model):
expedition = models.ForeignKey(Expedition)
person = models.ForeignKey(Person)
date_from = models.DateField(blank=True,null=True)
date_to = models.DateField(blank=True,null=True)
is_guest = models.BooleanField(default=False)
nickname = models.CharField(max_length=100,blank=True,null=True)
def GetPersonroles(self):
res = [ ]
for personrole in self.personrole_set.order_by('survex_block'):
if res and res[-1]['survexpath'] == personrole.survex_block.survexpath:
res[-1]['roles'] += ", " + str(personrole.role)
else:
res.append({'date':personrole.survex_block.date, 'survexpath':personrole.survex_block.survexpath, 'roles':str(personrole.role)})
print res
return res
class Meta:
ordering = ('expedition',)
def GetPersonChronology(self):
res = { }
for persontrip in self.persontrip_set.all():
a = res.setdefault(persontrip.date, { })
a.setdefault("persontrips", [ ]).append(persontrip)
for personrole in self.personrole_set.all():
a = res.setdefault(personrole.survex_block.date, { })
b = a.setdefault("personroles", { })
survexpath = personrole.survex_block.survexpath
if b.get(survexpath):
b[survexpath] += ", " + str(personrole.role)
else:
b[survexpath] = str(personrole.role)
# needs converting dict into list
return sorted(res.items())
# deprecated
def GetPossibleNameForms(self):
res = [ ]
if self.person.last_name:
res.append("%s %s" % (self.person.first_name, self.person.last_name))
res.append("%s %s" % (self.person.first_name, self.person.last_name[0]))
res.append(self.person.first_name)
if self.nickname:
res.append(self.nickname)
return res
def ListDays(self):
if self.date_from and self.date_to:
res=[]
date=self.date_from
while date <= self.date_to:
res.append(date)
date+=datetime.timedelta(days=1)
return res
def ListDaysTF(self):
if self.date_from and self.date_to:
res=[]
for date in self.expedition.ListDays():
res.append(date in self.ListDays())
return res
def __unicode__(self):
return "%s: (%s)" % (self.person, self.expedition)
def name(self):
if self.nickname:
return "%s (%s) %s" % (self.person.first_name, self.nickname, self.person.last_name)
if self.person.last_name:
return "%s %s" % (self.person.first_name, self.person.last_name)
return self.person.first_name
#class LogbookSentanceRating(models.Model):
# rating = models.IntegerField()
# person_trip = models.ForeignKey(PersonTrip)
# sentance_number = models.IntegerField()
# def __unicode__(self):
# return person_trip
class Area(models.Model):
short_name = models.CharField(max_length=100)
name = models.CharField(max_length=200, blank=True, null=True)
description = models.TextField(blank=True,null=True)
parent = models.ForeignKey('Area', blank=True, null=True)
def __unicode__(self):
if self.parent:
return unicode(self.parent) + u" - " + unicode(self.short_name)
else:
return unicode(self.short_name)
def kat_area(self):
if self.short_name in ["1623", "1626"]:
return self.short_name
elif self.parent:
return self.parent.kat_area()
class CaveAndEntrance(models.Model):
cave = models.ForeignKey('Cave')
entrance = models.ForeignKey('Entrance')
entrance_letter = models.CharField(max_length=20,blank=True,null=True)
def __unicode__(self):
return unicode(self.cave) + unicode(self.entrance_letter)
class Cave(models.Model):
official_name = models.CharField(max_length=160)
area = models.ManyToManyField(Area, blank=True, null=True)
kataster_code = models.CharField(max_length=20,blank=True,null=True)
kataster_number = models.CharField(max_length=10,blank=True, null=True)
unofficial_number = models.CharField(max_length=60,blank=True, null=True)
entrances = models.ManyToManyField('Entrance', through='CaveAndEntrance')
explorers = models.TextField(blank=True,null=True)
underground_description = models.TextField(blank=True,null=True)
equipment = models.TextField(blank=True,null=True)
references = models.TextField(blank=True,null=True)
survey = models.TextField(blank=True,null=True)
kataster_status = models.TextField(blank=True,null=True)
underground_centre_line = models.TextField(blank=True,null=True)
notes = models.TextField(blank=True,null=True)
length = models.CharField(max_length=100,blank=True,null=True)
depth = models.CharField(max_length=100,blank=True,null=True)
extent = models.CharField(max_length=100,blank=True,null=True)
survex_file = models.CharField(max_length=100,blank=True,null=True) #should be filefield, need to fix parser first
def __unicode__(self):
if self.kataster_number:
if self.kat_area():
return self.kat_area() + u": " + self.kataster_number
else:
return unicode("l") + u": " + self.kataster_number
else:
if self.kat_area():
return self.kat_area() + u": " + self.unofficial_number
else:
return self.unofficial_number
def kat_area(self):
for a in self.area.all():
if a.kat_area():
return a.kat_area()
def entrances(self):
return CaveAndEntrance.objects.filter(cave=self)
def entrancelist(self):
rs = []
res = ""
for e in CaveAndEntrance.objects.filter(cave=self):
rs.append(e.entrance_letter)
rs.sort()
prevR = None
n = 0
for r in rs:
if prevR:
if chr(ord(prevR) + 1 ) == r:
prevR = r
n += 1
else:
if n == 0:
res += ", " + prevR
else:
res += "&ndash;" + prevR
else:
prevR = r
n = 0
res += r
if n == 0:
res += ", " + prevR
else:
res += "&ndash;" + prevR
return res
class LogbookEntry(models.Model):
date = models.DateField()
expedition = models.ForeignKey(Expedition,blank=True,null=True) # yes this is double-
author = models.ForeignKey(PersonExpedition,blank=True,null=True) # the person who writes it up doesn't have to have been on the trip
title = models.CharField(max_length=200)
cave = models.ForeignKey(Cave,blank=True,null=True)
place = models.CharField(max_length=100,blank=True,null=True)
text = models.TextField()
href = models.CharField(max_length=100)
logbookentry_next = models.ForeignKey('LogbookEntry', related_name='pnext', blank=True,null=True)
logbookentry_prev = models.ForeignKey('LogbookEntry', related_name='pprev', blank=True,null=True)
class Meta:
verbose_name_plural = "Logbook Entries"
# several PersonTrips point in to this object
def __unicode__(self):
return "%s: (%s)" % (self.date, self.title)
class PersonTrip(models.Model):
person_expedition = models.ForeignKey(PersonExpedition)
# this will be a foreign key of the place(s) the trip went through
# possibly a trip has a plurality of triplets pointing into it
place = models.CharField(max_length=100)
date = models.DateField()
time_underground = models.FloatField()
logbook_entry = models.ForeignKey(LogbookEntry)
is_logbook_entry_author = models.BooleanField()
persontrip_next = models.ForeignKey('PersonTrip', related_name='pnext', blank=True,null=True)
persontrip_prev = models.ForeignKey('PersonTrip', related_name='pprev', blank=True,null=True)
def __unicode__(self):
return "%s %s (%s)" % (self.person_expedition, self.place, self.date)
class OtherCaveName(models.Model):
name = models.CharField(max_length=160)
cave = models.ForeignKey(Cave)
def __unicode__(self):
return unicode(self.name)
class SurveyStation(models.Model):
name = models.CharField(max_length=200)
def __unicode__(self):
return unicode(self.name)
class Entrance(models.Model):
name = models.CharField(max_length=100, blank=True,null=True)
entrance_description = models.TextField(blank=True,null=True)
explorers = models.TextField(blank=True,null=True)
map_description = models.TextField(blank=True,null=True)
location_description = models.TextField(blank=True,null=True)
approach = models.TextField(blank=True,null=True)
underground_description = models.TextField(blank=True,null=True)
photo = models.TextField(blank=True,null=True)
MARKING_CHOICES = (
('P', 'Paint'),
('P?', 'Paint (?)'),
('T', 'Tag'),
('T?', 'Tag (?)'),
('R', 'Retagged'),
('S', 'Spit'),
('S?', 'Spit (?)'),
('U', 'Unmarked'),
('?', 'Unknown'))
marking = models.CharField(max_length=2, choices=MARKING_CHOICES)
marking_comment = models.TextField(blank=True,null=True)
FINDABLE_CHOICES = (
('?', 'To be confirmed ...'),
('S', 'Surveyed'),
('L', 'Lost'),
('R', 'Refindable'))
findability = models.CharField(max_length=1, choices=FINDABLE_CHOICES, blank=True, null=True)
findability_description = models.TextField(blank=True,null=True)
alt = models.TextField(blank=True, null=True)
northing = models.TextField(blank=True, null=True)
easting = models.TextField(blank=True, null=True)
tag_station = models.ForeignKey(SurveyStation, blank=True,null=True, related_name="tag_station")
exact_station = models.ForeignKey(SurveyStation, blank=True,null=True, related_name="exact_station")
other_station = models.ForeignKey(SurveyStation, blank=True,null=True, related_name="other_station")
other_description = models.TextField(blank=True,null=True)
bearings = models.TextField(blank=True,null=True)
def __unicode__(self):
a = CaveAndEntrance.objects.filter(entrance = self)
name = u''
if self.name:
name = unicode(self.name) + u' '
if len(a) == 1:
return name + unicode(a[0])
return name + unicode(a)
def marking_val(self):
for m in self.MARKING_CHOICES:
if m[0] == self.marking:
return m[1]
def findability_val(self):
for f in self.FINDABLE_CHOICES:
if f[0] == self.findability:
return f[1]
class QM(models.Model):
#based on qm.csv in trunk/expoweb/smkridge/204 which has the fields:
#"Number","Grade","Area","Description","Page reference","Nearest station","Completion description","Comment"
found_by = models.ForeignKey(LogbookEntry, related_name='QMs_found',blank=True, null=True )
ticked_off_by = models.ForeignKey(LogbookEntry, related_name='QMs_ticked_off',null=True,blank=True)
number = models.IntegerField()
GRADE_CHOICES=(
('A', 'A: Large obvious lead'),
('B', 'B: Average lead'),
('C', 'C: Tight unpromising lead'),
('D', 'D: Dig'),
('X', 'X: Unclimbable aven')
)
grade = models.CharField(max_length=1, choices=GRADE_CHOICES)
location_description = models.TextField(blank=True)
#should be a foreignkey to surveystation
nearest_station_description = models.CharField(max_length=400,null=True,blank=True)
nearest_station = models.OneToOneField(SurveyStation,null=True,blank=True)
area = models.CharField(max_length=100,blank=True,null=True)
completion_description = models.TextField(blank=True,null=True)
comment=models.TextField(blank=True,null=True)
#the below are unneeded- instead use the date fields of the QM's trips
#dateFound = models.DateField(blank=True)
#dateKilled = models.DateField(blank=True)
def __str__(self):
QMnumber=str(self.found_by.cave)+'-'+str(self.found_by.date.year)+"-"+str(self.number)+self.grade
return str(QMnumber)
class Photo(models.Model):
caption = models.CharField(max_length=1000,blank=True,null=True)
contains_person_trip = models.ManyToManyField(PersonTrip,blank=True,null=True)
contains_person = models.ManyToManyField(Person,blank=True,null=True)
file = models.ImageField(upload_to='photos',)
is_mugshot = models.BooleanField(default=False)
contains_cave = models.ForeignKey(Cave,blank=True,null=True)
contains_entrance = models.ForeignKey(Entrance, related_name="photo_file",blank=True,null=True)
nearest_survey_point = models.ForeignKey(SurveyStation,blank=True,null=True)
nearest_QM = models.ForeignKey(QM,blank=True,null=True)
lon_utm = models.FloatField(blank=True,null=True)
lat_utm = models.FloatField(blank=True,null=True)
#content_type = models.ForeignKey(ContentType)
#object_id = models.PositiveIntegerField()
#location = generic.GenericForeignKey('content_type', 'object_id')
def __str__(self):
return self.caption
scansFileStorage = FileSystemStorage(location=settings.SURVEYS, base_url=settings.SURVEYS_URL)
def get_scan_path(instance, filename):
year=instance.survey.expedition.year
print "WN: ", type(instance.survey.wallet_number), instance.survey.wallet_number
number="%02d" % instance.survey.wallet_number + str(instance.survey.wallet_letter) #using %02d string formatting because convention was 2009#01
return os.path.join('./',year,year+r'#'+number,instance.contents+str(instance.number_in_wallet)+r'.jpg')
class ScannedImage(models.Model):
file = models.ImageField(storage=scansFileStorage, upload_to=get_scan_path)
scanned_by = models.ForeignKey(Person,blank=True, null=True)
scanned_on = models.DateField(null=True)
survey = models.ForeignKey('Survey')
contents = models.CharField(max_length=20,choices=(('notes','notes'),('plan','plan_sketch'),('elevation','elevation_sketch')))
number_in_wallet = models.IntegerField(null=True)
lon_utm = models.FloatField(blank=True,null=True)
lat_utm = models.FloatField(blank=True,null=True)
#content_type = models.ForeignKey(ContentType)
#object_id = models.PositiveIntegerField()
#location = generic.GenericForeignKey('content_type', 'object_id')
#This is an ugly hack to deal with the #s in our survey scan paths. The correct thing is to write a custom file storage backend which calls urlencode on the name for making file.url but not file.path.
def correctURL(self):
return string.replace(self.file.url,r'#',r'%23')
def __str__(self):
return get_scan_path(self,'')
class Survey(models.Model):
expedition = models.ForeignKey('Expedition')
wallet_number = models.IntegerField(blank=True,null=True)
wallet_letter = models.CharField(max_length=1,blank=True,null=True)
comments = models.TextField(blank=True,null=True)
location = models.CharField(max_length=400,blank=True,null=True)
#notes_scan = models.ForeignKey('ScannedImage',related_name='notes_scan',blank=True, null=True) #Replaced by contents field of ScannedImage model
survex_block = models.ForeignKey('SurvexBlock',blank=True, null=True)
centreline_printed_on = models.DateField(blank=True, null=True)
centreline_printed_by = models.ForeignKey('Person',related_name='centreline_printed_by',blank=True,null=True)
#sketch_scan = models.ForeignKey(ScannedImage,blank=True, null=True) #Replaced by contents field of ScannedImage model
tunnel_file = models.FileField(upload_to='surveyXMLfiles',blank=True, null=True)
tunnel_main_sketch = models.ForeignKey('Survey',blank=True,null=True)
integrated_into_main_sketch_on = models.DateField(blank=True,null=True)
integrated_into_main_sketch_by = models.ForeignKey('Person' ,related_name='integrated_into_main_sketch_by', blank=True,null=True)
rendered_image = models.ImageField(upload_to='renderedSurveys',blank=True,null=True)
def __str__(self):
return self.expedition.year+"#"+"%02d" % self.wallet_number
def notes(self):
return self.scannedimage_set.filter(contents='notes')
def plans(self):
return self.scannedimage_set.filter(contents='plan')
def elevations(self):
return self.scannedimage_set.filter(contents='elevation')