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250 lines
10 KiB
Python
250 lines
10 KiB
Python
import sys, os, types, logging, stat
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#sys.path.append('C:\\Expo\\expoweb')
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#from troggle import *
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#os.environ['DJANGO_SETTINGS_MODULE']='troggle.settings'
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import settings
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from core.models import *
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from PIL import Image
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#import settings
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#import core.models as models
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import csv
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import re
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import datetime
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from utils import save_carefully
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def get_or_create_placeholder(year):
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""" All surveys must be related to a logbookentry. We don't have a way to
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automatically figure out which survey went with which logbookentry,
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so we create a survey placeholder logbook entry for each year. This
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function always returns such a placeholder, and creates it if it doesn't
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exist yet.
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"""
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lookupAttribs={'date__year':int(year), 'title':"placeholder for surveys",}
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nonLookupAttribs={'text':"surveys temporarily attached to this should be re-attached to their actual trips", 'date':datetime.date(int(year),1,1)}
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placeholder_logbook_entry, newly_created = save_carefully(LogbookEntry, lookupAttribs, nonLookupAttribs)
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return placeholder_logbook_entry
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# dead
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def readSurveysFromCSV():
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try: # could probably combine these two
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surveytab = open(os.path.join(settings.SURVEY_SCANS, "Surveys.csv"))
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except IOError:
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import cStringIO, urllib
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surveytab = cStringIO.StringIO(urllib.urlopen(settings.SURVEY_SCANS + "/Surveys.csv").read())
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dialect=csv.Sniffer().sniff(surveytab.read())
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surveytab.seek(0,0)
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surveyreader = csv.reader(surveytab,dialect=dialect)
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headers = surveyreader.next()
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header = dict(zip(headers, range(len(headers)))) #set up a dictionary where the indexes are header names and the values are column numbers
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# test if the expeditions have been added yet
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if Expedition.objects.count()==0:
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print "There are no expeditions in the database. Please run the logbook parser."
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sys.exit()
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logging.info("Deleting all scanned images")
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ScannedImage.objects.all().delete()
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logging.info("Deleting all survey objects")
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Survey.objects.all().delete()
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logging.info("Beginning to import surveys from "+str(os.path.join(settings.SURVEYS, "Surveys.csv"))+"\n"+"-"*60+"\n")
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for survey in surveyreader:
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#I hate this, but some surveys have a letter eg 2000#34a. The next line deals with that.
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walletNumberLetter = re.match(r'(?P<number>\d*)(?P<letter>[a-zA-Z]*)',survey[header['Survey Number']])
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# print walletNumberLetter.groups()
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year=survey[header['Year']]
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surveyobj = Survey(
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expedition = Expedition.objects.filter(year=year)[0],
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wallet_number = walletNumberLetter.group('number'),
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logbook_entry = get_or_create_placeholder(year),
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comments = survey[header['Comments']],
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location = survey[header['Location']]
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)
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surveyobj.wallet_letter = walletNumberLetter.group('letter')
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if survey[header['Finished']]=='Yes':
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#try and find the sketch_scan
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pass
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surveyobj.save()
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logging.info("added survey " + survey[header['Year']] + "#" + surveyobj.wallet_number + "\r")
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# dead
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def listdir(*directories):
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try:
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return os.listdir(os.path.join(settings.SURVEYS, *directories))
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except:
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import urllib
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url = settings.SURVEYS + reduce(lambda x, y: x + "/" + y, ["listdir"] + list(directories))
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folders = urllib.urlopen(url.replace("#", "%23")).readlines()
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return [folder.rstrip(r"/") for folder in folders]
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# add survey scans
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def parseSurveyScans(year, logfile=None):
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# yearFileList = listdir(year.year)
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yearPath=os.path.join(settings.SURVEY_SCANS, "years", year.year)
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yearFileList=os.listdir(yearPath)
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print yearFileList
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for surveyFolder in yearFileList:
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try:
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surveyNumber=re.match(r'\d\d\d\d#0*(\d+)',surveyFolder).groups()
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# scanList = listdir(year.year, surveyFolder)
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scanList=os.listdir(os.path.join(yearPath,surveyFolder))
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except AttributeError:
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print surveyFolder + " ignored",
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continue
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for scan in scanList:
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try:
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scanChopped=re.match(r'(?i).*(notes|elev|plan|elevation|extend)(\d*)\.(png|jpg|jpeg)',scan).groups()
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scanType,scanNumber,scanFormat=scanChopped
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except AttributeError:
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print scan + " ignored \r",
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continue
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if scanType == 'elev' or scanType == 'extend':
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scanType = 'elevation'
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if scanNumber=='':
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scanNumber=1
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if type(surveyNumber)==types.TupleType:
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surveyNumber=surveyNumber[0]
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try:
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placeholder=get_or_create_placeholder(year=int(year.year))
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survey=Survey.objects.get_or_create(wallet_number=surveyNumber, expedition=year, defaults={'logbook_entry':placeholder})[0]
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except Survey.MultipleObjectsReturned:
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survey=Survey.objects.filter(wallet_number=surveyNumber, expedition=year)[0]
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file=os.path.join(year.year, surveyFolder, scan)
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scanObj = ScannedImage(
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file=file,
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contents=scanType,
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number_in_wallet=scanNumber,
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survey=survey,
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new_since_parsing=False,
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)
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#print "Added scanned image at " + str(scanObj)
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if scanFormat=="png":
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if isInterlacedPNG(os.path.join(settings.SURVEY_SCANS,file)):
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print file + " is an interlaced PNG. No can do."
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continue
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scanObj.save()
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# dead
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def parseSurveys(logfile=None):
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readSurveysFromCSV()
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for year in Expedition.objects.filter(year__gte=2000): #expos since 2000, because paths and filenames were nonstandard before then
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parseSurveyScans(year)
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# dead
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def isInterlacedPNG(filePath): #We need to check for interlaced PNGs because the thumbnail engine can't handle them (uses PIL)
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file=Image.open(filePath)
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print filePath
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if 'interlace' in file.info:
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return file.info['interlace']
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else:
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return False
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# handles url or file, so we can refer to a set of scans on another server
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def GetListDir(sdir):
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res = [ ]
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if sdir[:7] == "http://":
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assert False, "Not written"
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s = urllib.urlopen(sdir)
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else:
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for f in os.listdir(sdir):
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if f[0] != ".":
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ff = os.path.join(sdir, f)
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res.append((f, ff, os.path.isdir(ff)))
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return res
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# this iterates through the scans directories (either here or on the remote server)
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# and builds up the models we can access later
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def LoadListScans(surveyscansdir):
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SurvexScanSingle.objects.all().delete()
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SurvexScansFolder.objects.all().delete()
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for f, ff, fisdir in GetListDir(surveyscansdir):
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if not fisdir:
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continue
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# do the year folders
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if re.match("\d\d\d\d$", f):
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for fy, ffy, fisdiry in GetListDir(ff):
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assert fisdiry, ffy
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survexscansfolder = SurvexScansFolder(fpath=ffy, walletname=fy)
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survexscansfolder.save()
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for fyf, ffyf, fisdiryf in GetListDir(ffy):
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assert not fisdiryf, ffyf
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survexscansingle = SurvexScanSingle(ffile=ffyf, name=fyf, survexscansfolder=survexscansfolder)
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survexscansingle.save()
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elif f != "thumbs":
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survexscansfolder = SurvexScansFolder(fpath=ff, walletname=f)
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survexscansfolder.save()
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gld = [ ]
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# flatten out any directories in these book files
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for (fyf, ffyf, fisdiryf) in GetListDir(ff):
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if fisdiryf:
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gld.extend(GetListDir(ffyf))
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else:
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gld.append((fyf, ffyf, fisdiryf))
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for (fyf, ffyf, fisdiryf) in gld:
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assert not fisdiryf, ffyf
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survexscansingle = SurvexScanSingle(ffile=ffyf, name=fyf, survexscansfolder=survexscansfolder)
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survexscansingle.save()
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def SetTunnelfileInfo(tunnelfile):
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ff = os.path.join(settings.TUNNEL_DATA, tunnelfile.tunnelpath)
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tunnelfile.filesize = os.stat(ff)[stat.ST_SIZE]
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fin = open(ff)
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ttext = fin.read()
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fin.close()
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mtype = re.search("<(fontcolours|sketch)", ttext)
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assert mtype, ff
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tunnelfile.bfontcolours = (mtype.group(1)=="fontcolours")
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tunnelfile.npaths = len(re.findall("<skpath", ttext))
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tunnelfile.save()
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# <tunnelxml tunnelversion="version2009-06-21 Matienzo" tunnelproject="ireby" tunneluser="goatchurch" tunneldate="2009-06-29 23:22:17">
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# <pcarea area_signal="frame" sfscaledown="12.282584" sfrotatedeg="-90.76982" sfxtrans="11.676667377221136" sfytrans="-15.677173422877454" sfsketch="204description/scans/plan(38).png" sfstyle="" nodeconnzsetrelative="0.0">
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print tunnelfile.tunnelpath, re.findall('<pcarea area_signal="frame".*?sfsketch="([^"]*)" sfstyle="([^"]*)"', ttext)
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# npaths = models.IntegerField()
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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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def LoadTunnelFiles():
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tunneldatadir = settings.TUNNEL_DATA
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TunnelFile.objects.all().delete()
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tunneldirs = [ "" ]
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while tunneldirs:
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tunneldir = tunneldirs.pop()
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for f in os.listdir(os.path.join(tunneldatadir, tunneldir)):
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if f[0] == "." or f[-1] == "~":
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continue
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lf = os.path.join(tunneldir, f)
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ff = os.path.join(tunneldatadir, lf)
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if os.path.isdir(ff):
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tunneldirs.append(lf)
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elif f[-4:] == ".xml":
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tunnelfile = TunnelFile(tunnelpath=lf)
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tunnelfile.save()
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SetTunnelfileInfo(tunnelfile)
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