troggle-unchained/parsers/survex.py

290 lines
11 KiB
Python

import troggle.settings as settings
import troggle.core.models as models
import troggle.settings as settings
from subprocess import call, Popen, PIPE
from troggle.parsers.people import GetPersonExpeditionNameLookup
import re
import os
def LoadSurvexLineLeg(survexblock, stardata, sline, comment):
ls = sline.lower().split()
ssfrom = survexblock.MakeSurvexStation(ls[stardata["from"]])
ssto = survexblock.MakeSurvexStation(ls[stardata["to"]])
survexleg = models.SurvexLeg(block=survexblock, stationfrom=ssfrom, stationto=ssto)
if stardata["type"] == "normal":
try:
survexleg.tape = float(ls[stardata["tape"]])
except ValueError:
print "Tape misread in", survexblock.survexfile.path
print "Stardata:", stardata
print "Line:", ls
survexleg.tape = 1000
try:
lclino = ls[stardata["clino"]]
except:
print "Clino misread in", survexblock.survexfile.path
print "Stardata:", stardata
print "Line:", ls
lclino = error
try:
lcompass = ls[stardata["compass"]]
except:
print "Compass misread in", survexblock.survexfile.path
print "Stardata:", stardata
print "Line:", ls
lcompass = error
if lclino == "up":
survexleg.compass = 0.0
survexleg.clino = 90.0
elif lclino == "down":
survexleg.compass = 0.0
survexleg.clino = -90.0
elif lclino == "-" or lclino == "level":
try:
survexleg.compass = float(lcompass)
except ValueError:
print "Compass misread in", survexblock.survexfile.path
print "Stardata:", stardata
print "Line:", ls
survexleg.compass = 1000
survexleg.clino = -90.0
else:
assert re.match("[\d\-+.]+$", lcompass), ls
assert re.match("[\d\-+.]+$", lclino) and lclino != "-", ls
survexleg.compass = float(lcompass)
survexleg.clino = float(lclino)
# only save proper legs
survexleg.save()
itape = stardata.get("tape")
if itape:
try:
survexblock.totalleglength += float(ls[itape])
except ValueError:
print "Length not added"
survexblock.save()
def LoadSurvexEquate(survexblock, sline):
#print sline #
stations = sline.split()
assert len(stations) > 1
for station in stations:
survexblock.MakeSurvexStation(station)
def LoadSurvexLinePassage(survexblock, stardata, sline, comment):
pass
stardatadefault = { "type":"normal", "t":"leg", "from":0, "to":1, "tape":2, "compass":3, "clino":4 }
stardataparamconvert = { "length":"tape", "bearing":"compass", "gradient":"clino" }
def RecursiveLoad(survexblock, survexfile, fin, textlines):
iblankbegins = 0
text = [ ]
stardata = stardatadefault
teammembers = [ ]
# uncomment to print out all files during parsing
# print "Reading file:", survexblock.survexfile.path
while True:
svxline = fin.readline().decode("latin1")
if not svxline:
return
textlines.append(svxline)
# break the line at the comment
sline, comment = re.match("([^;]*?)\s*(?:;\s*(.*))?\n?$", svxline.strip()).groups()
# detect ref line pointing to the scans directory
mref = comment and re.match('.*?ref.*?(\d+)\s*#\s*(\d+)', comment)
if mref:
refscan = "%s#%s" % (mref.group(1), mref.group(2))
survexscansfolders = models.SurvexScansFolder.objects.filter(walletname=refscan)
if survexscansfolders:
survexblock.survexscansfolder = survexscansfolders[0]
#survexblock.refscandir = "%s/%s%%23%s" % (mref.group(1), mref.group(1), mref.group(2))
survexblock.save()
continue
if not sline:
continue
# detect the star command
mstar = re.match('\s*\*[\s,]*(\w+)\s*(.*?)\s*(?:;.*)?$', sline)
if not mstar:
if "from" in stardata:
LoadSurvexLineLeg(survexblock, stardata, sline, comment)
elif stardata["type"] == "passage":
LoadSurvexLinePassage(survexblock, stardata, sline, comment)
#Missing "station" in stardata.
continue
# detect the star command
cmd, line = mstar.groups()
cmd = cmd.lower()
if re.match("include$(?i)", cmd):
includepath = os.path.join(os.path.split(survexfile.path)[0], re.sub("\.svx$", "", line))
includesurvexfile = models.SurvexFile(path=includepath, cave=survexfile.cave)
includesurvexfile.save()
includesurvexfile.SetDirectory()
if includesurvexfile.exists():
fininclude = includesurvexfile.OpenFile()
RecursiveLoad(survexblock, includesurvexfile, fininclude, textlines)
elif re.match("begin$(?i)", cmd):
if line:
name = line.lower()
survexblockdown = models.SurvexBlock(name=name, begin_char=fin.tell(), parent=survexblock, survexpath=survexblock.survexpath+"."+name, cave=survexblock.cave, survexfile=survexfile, totalleglength=0.0)
survexblockdown.save()
textlinesdown = [ ]
RecursiveLoad(survexblockdown, survexfile, fin, textlinesdown)
else:
iblankbegins += 1
elif re.match("end$(?i)", cmd):
if iblankbegins:
iblankbegins -= 1
else:
survexblock.text = "".join(textlines)
survexblock.save()
return
elif re.match("date$(?i)", cmd):
if len(line) == 10:
survexblock.date = re.sub("\.", "-", line)
expeditions = models.Expedition.objects.filter(year=line[:4])
if expeditions:
assert len(expeditions) == 1
survexblock.expedition = expeditions[0]
survexblock.expeditionday = survexblock.expedition.get_expedition_day(survexblock.date)
survexblock.save()
elif re.match("team$(?i)", cmd):
mteammember = re.match("(Insts|Notes|Tape|Dog|Useless|Pics|Helper|Disto|Consultant)\s+(.*)$(?i)", line)
if mteammember:
for tm in re.split(" and | / |, | & | \+ |^both$|^none$(?i)", mteammember.group(2)):
if tm:
personexpedition = survexblock.expedition and GetPersonExpeditionNameLookup(survexblock.expedition).get(tm.lower())
if (personexpedition, tm) not in teammembers:
teammembers.append((personexpedition, tm))
personrole = models.SurvexPersonRole(survexblock=survexblock, nrole=mteammember.group(1).lower(), personexpedition=personexpedition, personname=tm)
personrole.expeditionday = survexblock.expeditionday
if personexpedition:
personrole.person=personexpedition.person
personrole.save()
elif cmd == "title":
survextitle = models.SurvexTitle(survexblock=survexblock, title=line.strip('"'), cave=survexblock.cave)
survextitle.save()
elif cmd == "require":
# should we check survex version available for processing?
pass
elif cmd == "data":
ls = line.lower().split()
stardata = { "type":ls[0] }
for i in range(0, len(ls)):
stardata[stardataparamconvert.get(ls[i], ls[i])] = i - 1
if ls[0] in ["normal", "cartesian", "nosurvey"]:
assert (("from" in stardata and "to" in stardata) or "station" in stardata), line
elif ls[0] == "default":
stardata = stardatadefault
else:
assert ls[0] == "passage", line
elif cmd == "equate":
LoadSurvexEquate(survexblock, line)
elif cmd == "fix":
survexblock.MakeSurvexStation(line.split()[0])
else:
if not cmd in [ "sd", "include", "units", "entrance", "data", "flags", "title", "export", "instrument", "calibrate", "set", "infer", "alias", "ref" ]:
print ("Unrecognised command in line:", cmd, line, survexblock)
def ReloadSurvexCave(survex_cave):
cave = models.Cave.objects.get(kataster_number=survex_cave)
cave.survexblock_set.all().delete()
cave.survexfile_set.all().delete()
cave.survexdirectory_set.all().delete()
survexfile = models.SurvexFile(path="caves/" + survex_cave + "/" + survex_cave, cave=cave)
survexfile.save()
survexfile.SetDirectory()
survexblockroot = models.SurvexBlock(name="root", survexpath="caves", begin_char=0, cave=cave, survexfile=survexfile, totalleglength=0.0)
survexblockroot.save()
fin = survexfile.OpenFile()
textlines = [ ]
RecursiveLoad(survexblockroot, survexfile, fin, textlines)
survexblockroot.text = "".join(textlines)
survexblockroot.save()
def LoadAllSurvexBlocks():
print 'Loading All Survex Blocks...'
models.SurvexBlock.objects.all().delete()
models.SurvexFile.objects.all().delete()
models.SurvexDirectory.objects.all().delete()
models.SurvexEquate.objects.all().delete()
models.SurvexLeg.objects.all().delete()
models.SurvexTitle.objects.all().delete()
models.SurvexPersonRole.objects.all().delete()
models.SurvexStation.objects.all().delete()
survexfile = models.SurvexFile(path="all", cave=None)
survexfile.save()
survexfile.SetDirectory()
#Load all
survexblockroot = models.SurvexBlock(name="root", survexpath="", begin_char=0, cave=None, survexfile=survexfile, totalleglength=0.0)
survexblockroot.save()
fin = survexfile.OpenFile()
textlines = [ ]
RecursiveLoad(survexblockroot, survexfile, fin, textlines)
survexblockroot.text = "".join(textlines)
survexblockroot.save()
#Load each cave,
#FIXME this should be dealt with load all above
caves = models.Cave.objects.all()
for cave in caves:
if cave.kataster_number and os.path.isdir(os.path.join(settings.SURVEX_DATA, "caves", cave.kataster_number)):
if cave.kataster_number not in ['40']:
print "loading", cave
ReloadSurvexCave(cave.kataster_number)
poslineregex = re.compile("^\(\s*([+-]?\d*\.\d*),\s*([+-]?\d*\.\d*),\s*([+-]?\d*\.\d*)\s*\)\s*([^\s]+)$")
def LoadPos():
print 'Loading Pos....'
call([settings.CAVERN, "--output=%s/all.3d" % settings.SURVEX_DATA, "%s/all.svx" % settings.SURVEX_DATA])
call([settings.THREEDTOPOS, '%sall.3d' % settings.SURVEX_DATA], cwd = settings.SURVEX_DATA)
posfile = open("%sall.pos" % settings.SURVEX_DATA)
posfile.readline()#Drop header
for line in posfile.readlines():
r = poslineregex.match(line)
if r:
x, y, z, name = r.groups()
try:
ss = models.SurvexStation.objects.lookup(name)
ss.x = float(x)
ss.y = float(y)
ss.z = float(z)
ss.save()
except:
print "%s not parsed in survex" % name