import urllib, urlparse, string, os, datetime, logging, re from django.forms import ModelForm from django.db import models from django.contrib import admin from django.core.files.storage import FileSystemStorage from django.contrib.auth.models import User from django.contrib.contenttypes.models import ContentType from django.db.models import Min, Max from django.conf import settings from decimal import Decimal, getcontext from django.core.urlresolvers import reverse from imagekit.models import ImageModel from django.template import Context, loader import settings getcontext().prec=2 #use 2 significant figures for decimal calculations from models_survex import * def get_related_by_wikilinks(wiki_text): found=re.findall(settings.QM_PATTERN,wiki_text) res=[] for wikilink in found: qmdict={'urlroot':settings.URL_ROOT,'cave':wikilink[2],'year':wikilink[1],'number':wikilink[3]} try: qm=QM.objects.get(found_by__cave__kataster_number = qmdict['cave'], found_by__date__year = qmdict['year'], number = qmdict['number']) res.append(qm) except QM.DoesNotExist: print 'fail on '+str(wikilink) return res logging.basicConfig(level=logging.DEBUG, filename=settings.LOGFILE, filemode='w') #This class is for adding fields and methods which all of our models will have. class TroggleModel(models.Model): new_since_parsing = models.BooleanField(default=False, editable=False) non_public = models.BooleanField(default=False) def object_name(self): return self._meta.object_name def get_admin_url(self): return urlparse.urljoin(settings.URL_ROOT, "/admin/core/" + self.object_name().lower() + "/" + str(self.pk)) class Meta: abstract = True class TroggleImageModel(ImageModel): new_since_parsing = models.BooleanField(default=False, editable=False) def object_name(self): return self._meta.object_name def get_admin_url(self): return urlparse.urljoin(settings.URL_ROOT, "/admin/core/" + self.object_name().lower() + "/" + str(self.pk)) class Meta: abstract = True # # single Expedition, usually seen by year # class Expedition(TroggleModel): year = models.CharField(max_length=20, unique=True) name = models.CharField(max_length=100) def __unicode__(self): return self.year class Meta: ordering = ('-year',) get_latest_by = 'year' def get_absolute_url(self): return urlparse.urljoin(settings.URL_ROOT, reverse('expedition', args=[self.year])) # construction function. should be moved out def get_expedition_day(self, date): expeditiondays = self.expeditionday_set.filter(date=date) if expeditiondays: assert len(expeditiondays) == 1 return expeditiondays[0] res = ExpeditionDay(expedition=self, date=date) res.save() return res def day_min(self): res = self.expeditionday_set.all() return res and res[0] or None def day_max(self): res = self.expeditionday_set.all() return res and res[len(res) - 1] or None class ExpeditionDay(TroggleModel): expedition = models.ForeignKey("Expedition") date = models.DateField() class Meta: ordering = ('date',) def GetPersonTrip(self, personexpedition): personexpeditions = self.persontrip_set.filter(expeditionday=self) return personexpeditions and personexpeditions[0] or None # # single Person, can go on many years # class Person(TroggleModel): first_name = models.CharField(max_length=100) last_name = models.CharField(max_length=100) is_vfho = models.BooleanField(help_text="VFHO is the Vereines für Höhlenkunde 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) orderref = models.CharField(max_length=200) # for alphabetic #the below have been removed and made methods. I'm not sure what the b in bisnotable stands for. - AC 16 Feb #notability = models.FloatField() # for listing the top 20 people #bisnotable = models.BooleanField() user = models.OneToOneField(User, null=True, blank=True) def get_absolute_url(self): return urlparse.urljoin(settings.URL_ROOT,reverse('person',kwargs={'first_name':self.first_name,'last_name':self.last_name})) class Meta: verbose_name_plural = "People" class Meta: ordering = ('orderref',) # "Wookey" makes too complex for: ('last_name', 'first_name') def __unicode__(self): if self.last_name: return "%s %s" % (self.first_name, self.last_name) return self.first_name def notability(self): notability = Decimal(0) for personexpedition in self.personexpedition_set.all(): if not personexpedition.is_guest: notability += Decimal(1) / (2012 - int(personexpedition.expedition.year)) return notability def bisnotable(self): return self.notability() > Decimal(1)/Decimal(3) def surveyedleglength(self): return sum([personexpedition.surveyedleglength() for personexpedition in self.personexpedition_set.all()]) def first(self): return self.personexpedition_set.order_by('-expedition')[0] def last(self): return self.personexpedition_set.order_by('expedition')[0] #def Sethref(self): #if self.last_name: #self.href = self.first_name.lower() + "_" + self.last_name.lower() #self.orderref = self.last_name + " " + self.first_name #else: # self.href = self.first_name.lower() #self.orderref = self.first_name #self.notability = 0.0 # set temporarily # # Person's attenance to one Expo # class PersonExpedition(TroggleModel): expedition = models.ForeignKey(Expedition) person = models.ForeignKey(Person) slugfield = models.SlugField(max_length=50,blank=True,null=True) is_guest = models.BooleanField(default=False) COMMITTEE_CHOICES = ( ('leader','Expo leader'), ('medical','Expo medical officer'), ('treasurer','Expo treasurer'), ('sponsorship','Expo sponsorship coordinator'), ('research','Expo research coordinator'), ) expo_committee_position = models.CharField(blank=True,null=True,choices=COMMITTEE_CHOICES,max_length=200) nickname = models.CharField(max_length=100,blank=True,null=True) def GetPersonroles(self): res = [ ] for personrole in self.personrole_set.order_by('survexblock'): if res and res[-1]['survexpath'] == personrole.survexblock.survexpath: res[-1]['roles'] += ", " + str(personrole.role) else: res.append({'date':personrole.survexblock.date, 'survexpath':personrole.survexblock.survexpath, 'roles':str(personrole.role)}) return res class Meta: ordering = ('-expedition',) #order_with_respect_to = 'expedition' def __unicode__(self): return "%s: (%s)" % (self.person, self.expedition) #why is the below a function in personexpedition, rather than in person? - AC 14 Feb 09 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 def get_absolute_url(self): return urlparse.urljoin(settings.URL_ROOT, reverse('personexpedition',kwargs={'first_name':self.person.first_name,'last_name':self.person.last_name,'year':self.expedition.year})) def surveyedleglength(self): survexblocks = [personrole.survexblock for personrole in self.personrole_set.all() ] return sum([survexblock.totalleglength for survexblock in set(survexblocks)]) # would prefer to return actual person trips so we could link to first and last ones def day_min(self): res = self.persontrip_set.aggregate(day_min=Min("expeditionday__date")) return res["day_min"] def day_max(self): res = self.persontrip_set.all().aggregate(day_max=Max("expeditionday__date")) return res["day_max"] # # Single parsed entry from Logbook # class LogbookEntry(TroggleModel): date = models.DateField()#MJG wants to turn this into a datetime such that multiple Logbook entries on the same day can be ordered. expeditionday = models.ForeignKey("ExpeditionDay", null=True)#MJG wants to KILL THIS (redundant information) 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. # Re: the above- so this field should be "typist" or something, not "author". - AC 15 jun 09 #MJG wants to KILL THIS, as it is typically redundant with PersonTrip.is_logbook_entry_author, in the rare it was not redundanty and of actually interest it could be added to the text. title = models.CharField(max_length=settings.MAX_LOGBOOK_ENTRY_TITLE_LENGTH) cave = models.ForeignKey('Cave',blank=True,null=True) place = models.CharField(max_length=100,blank=True,null=True,help_text="Only use this if you haven't chosen a cave") text = models.TextField() slug = models.SlugField(max_length=50) filename= models.CharField(max_length=200,null=True) class Meta: verbose_name_plural = "Logbook Entries" # several PersonTrips point in to this object ordering = ('-date',) def isLogbookEntry(self): # Function used in templates return True def get_absolute_url(self): return urlparse.urljoin(settings.URL_ROOT, reverse('logbookentry',kwargs={'date':self.date,'slug':self.slug})) def __unicode__(self): return "%s: (%s)" % (self.date, self.title) def get_next_by_id(self): LogbookEntry.objects.get(id=self.id+1) def get_previous_by_id(self): LogbookEntry.objects.get(id=self.id-1) def new_QM_number(self): """Returns """ if self.cave: nextQMnumber=self.cave.new_QM_number(self.date.year) else: return none return nextQMnumber def new_QM_found_link(self): """Produces a link to a new QM with the next number filled in and this LogbookEntry set as 'found by' """ return settings.URL_ROOT + r'/admin/core/qm/add/?' + r'found_by=' + str(self.pk) +'&number=' + str(self.new_QM_number()) def DayIndex(self): return list(self.expeditionday.logbookentry_set.all()).index(self) # # Single Person going on a trip, which may or may not be written up (accounts for different T/U for people in same logbook entry) # class PersonTrip(TroggleModel): personexpedition = models.ForeignKey("PersonExpedition",null=True) #expeditionday = models.ForeignKey("ExpeditionDay")#MJG wants to KILL THIS (redundant information) #date = models.DateField() #MJG wants to KILL THIS (redundant information) time_underground = models.FloatField(help_text="In decimal hours") logbook_entry = models.ForeignKey(LogbookEntry) is_logbook_entry_author = models.BooleanField() # sequencing by person (difficult to solve locally) #persontrip_next = models.ForeignKey('PersonTrip', related_name='pnext', blank=True,null=True)#MJG wants to KILL THIS (and use funstion persontrip_next_auto) #persontrip_prev = models.ForeignKey('PersonTrip', related_name='pprev', blank=True,null=True)#MJG wants to KILL THIS(and use funstion persontrip_prev_auto) def persontrip_next(self): futurePTs = PersonTrip.objects.filter(personexpedition = self.personexpedition, logbook_entry__date__gt = self.logbook_entry.date).order_by('logbook_entry__date').all() if len(futurePTs) > 0: return futurePTs[0] else: return None def persontrip_prev(self): pastPTs = PersonTrip.objects.filter(personexpedition = self.personexpedition, logbook_entry__date__lt = self.logbook_entry.date).order_by('-logbook_entry__date').all() if len(pastPTs) > 0: return pastPTs[0] else: return None def place(self): return self.logbook_entry.cave and self.logbook_entry.cave or self.logbook_entry.place def __unicode__(self): return "%s (%s)" % (self.personexpedition, self.logbook_entry.date) ########################################## # move following classes into models_cave ########################################## class Area(TroggleModel): 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 CaveSlug(models.Model): cave = models.ForeignKey('Cave') slug = models.SlugField(max_length=50, unique = True) primary = models.BooleanField() class Cave(TroggleModel): # too much here perhaps, 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) description_file = models.CharField(max_length=200,blank=True,null=True) url = models.CharField(max_length=200,blank=True,null=True) filename = models.CharField(max_length=200) #class Meta: # unique_together = (("area", "kataster_number"), ("area", "unofficial_number")) # FIXME Kataster Areas and CUCC defined sub areas need seperating #href = models.CharField(max_length=100) def slug(self): primarySlugs = self.caveslug_set.filter(primary = True) if primarySlugs: return primarySlugs[0].slug else: slugs = self.caveslug_set.filter() if slugs: return slugs[0].slug def reference(self): if self.kataster_number: return "%s-%s" % (self.kat_area(), self.kataster_number) else: return "%s-%s" % (self.kat_area(), self.unofficial_number) def get_absolute_url(self): if self.kataster_number: href = self.kataster_number elif self.unofficial_number: href = self.unofficial_number else: href = official_name.lower() #return settings.URL_ROOT + '/cave/' + href + '/' return urlparse.urljoin(settings.URL_ROOT, reverse('cave',kwargs={'cave_id':href,})) def __unicode__(self, sep = u": "): return unicode(self.slug()) def get_QMs(self): return QM.objects.filter(found_by__cave=self) def new_QM_number(self, year=datetime.date.today().year): """Given a cave and the current year, returns the next QM number.""" try: res=QM.objects.filter(found_by__date__year=year, found_by__cave=self).order_by('-number')[0] except IndexError: return 1 return res.number+1 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 += "–" + prevR else: prevR = r n = 0 res += r if n == 0: res += ", " + prevR else: res += "–" + prevR return res def writeDataFile(self): f = open(os.path.join(settings.CAVEDESCRIPTIONS, self.filename), "w") t = loader.get_template('dataformat/cave.xml') c = Context({'cave': self}) u = t.render(c) u8 = u.encode("utf-8") f.write(u8) f.close() def getCaveByReference(reference): areaname, code = reference.split("-", 1) print areaname, code area = Area.objects.get(short_name = areaname) print area foundCaves = list(Cave.objects.filter(area = area, kataster_number = code).all()) + list(Cave.objects.filter(area = area, unofficial_number = code).all()) print list(foundCaves) assert len(foundCaves) == 1 return foundCaves[0] class OtherCaveName(TroggleModel): name = models.CharField(max_length=160) cave = models.ForeignKey(Cave) def __unicode__(self): return unicode(self.name) class EntranceSlug(models.Model): entrance = models.ForeignKey('Entrance') slug = models.SlugField(max_length=50, unique = True) primary = models.BooleanField() class Entrance(TroggleModel): 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.TextField(blank=True, null=True) exact_station = models.TextField(blank=True, null=True) other_station = models.TextField(blank=True, null=True) other_description = models.TextField(blank=True,null=True) bearings = models.TextField(blank=True,null=True) url = models.CharField(max_length=200,blank=True,null=True) filename = models.CharField(max_length=200) cached_primary_slug = models.CharField(max_length=200,blank=True,null=True) def __unicode__(self): return unicode(self.slug()) 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] def tag(self): return SurvexStation.objects.lookup(self.tag_station) def get_absolute_url(self): ancestor_titles='/'.join([subcave.title for subcave in self.get_ancestors()]) if ancestor_titles: res = '/'.join((self.get_root().cave.get_absolute_url(), ancestor_titles, self.title)) else: res = '/'.join((self.get_root().cave.get_absolute_url(), self.title)) return res def slug(self): if not self.cached_primary_slug: primarySlugs = self.entranceslug_set.filter(primary = True) if primarySlugs: self.cached_primary_slug = primarySlugs[0].slug self.save() else: slugs = self.entranceslug_set.filter() if slugs: self.cached_primary_slug = slugs[0].slug self.save() return self.cached_primary_slug def writeDataFile(self): f = open(os.path.join(settings.ENTRANCEDESCRIPTIONS, self.filename), "w") t = loader.get_template('dataformat/entrance.xml') c = Context({'entrance': self}) u = t.render(c) u8 = u.encode("utf-8") f.write(u8) f.close() class CaveDescription(TroggleModel): short_name = models.CharField(max_length=50, unique = True) long_name = models.CharField(max_length=200, blank=True, null=True) description = models.TextField(blank=True,null=True) linked_subcaves = models.ManyToManyField("NewSubCave", blank=True,null=True) linked_entrances = models.ManyToManyField("Entrance", blank=True,null=True) linked_qms = models.ManyToManyField("QM", blank=True,null=True) def __unicode__(self): if self.long_name: return unicode(self.long_name) else: return unicode(self.short_name) def get_absolute_url(self): return urlparse.urljoin(settings.URL_ROOT, reverse('cavedescription', args=(self.short_name,))) def save(self): """ Overridden save method which stores wikilinks in text as links in database. """ super(CaveDescription, self).save() qm_list=get_related_by_wikilinks(self.description) for qm in qm_list: self.linked_qms.add(qm) super(CaveDescription, self).save() class NewSubCave(TroggleModel): name = models.CharField(max_length=200, unique = True) def __unicode__(self): return unicode(self.name) class QM(TroggleModel): #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) #cave = models.ForeignKey(Cave) #expedition = models.ForeignKey(Expedition) number = models.IntegerField(help_text="this is the sequential number in the year", ) 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.CharField(max_length=200,blank=True,null=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) def __unicode__(self): return u"%s %s" % (self.code(), self.grade) def code(self): return u"%s-%s-%s" % (unicode(self.found_by.cave)[6:], self.found_by.date.year, self.number) def get_absolute_url(self): #return settings.URL_ROOT + '/cave/' + self.found_by.cave.kataster_number + '/' + str(self.found_by.date.year) + '-' + '%02d' %self.number return urlparse.urljoin(settings.URL_ROOT, reverse('qm',kwargs={'cave_id':self.found_by.cave.kataster_number,'year':self.found_by.date.year,'qm_id':self.number,'grade':self.grade})) def get_next_by_id(self): return QM.objects.get(id=self.id+1) def get_previous_by_id(self): return QM.objects.get(id=self.id-1) def wiki_link(self): return u"%s%s%s" % ('[[QM:',self.code(),']]') photoFileStorage = FileSystemStorage(location=settings.PHOTOS_ROOT, base_url=settings.PHOTOS_URL) class DPhoto(TroggleImageModel): caption = models.CharField(max_length=1000,blank=True,null=True) contains_logbookentry = models.ForeignKey(LogbookEntry,blank=True,null=True) contains_person = models.ManyToManyField(Person,blank=True,null=True) file = models.ImageField(storage=photoFileStorage, upload_to='.',) 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) class IKOptions: spec_module = 'core.imagekit_specs' cache_dir = 'thumbs' image_field = 'file' #content_type = models.ForeignKey(ContentType) #object_id = models.PositiveIntegerField() #location = generic.GenericForeignKey('content_type', 'object_id') def __unicode__(self): return self.caption scansFileStorage = FileSystemStorage(location=settings.SURVEY_SCANS, 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(TroggleImageModel): 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) class IKOptions: spec_module = 'core.imagekit_specs' cache_dir = 'thumbs' image_field = 'file' #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 __unicode__(self): return get_scan_path(self,'') class Survey(TroggleModel): expedition = models.ForeignKey('Expedition') #REDUNDANT (logbook_entry) 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) #REDUNDANT subcave = models.ForeignKey('NewSubCave', 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.OneToOneField('SurvexBlock',blank=True, null=True) logbook_entry = models.ForeignKey('LogbookEntry') 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 __unicode__(self): return self.expedition.year+"#"+"%02d" % int(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')