troggle-unchained/parsers/survex.py
2020-06-30 15:39:24 +01:00

856 lines
41 KiB
Python

import sys
import os
import re
import time
from datetime import datetime, timedelta
from subprocess import call, Popen, PIPE
from django.utils.timezone import get_current_timezone
from django.utils.timezone import make_aware
import troggle.settings as settings
import troggle.core.models as models
import troggle.core.models_caves as models_caves
import troggle.core.models_survex as models_survex
from troggle.parsers.people import GetPersonExpeditionNameLookup
from troggle.parsers.logbooks import GetCaveLookup
from troggle.core.views_caves import MapLocations
survexblockroot = None
ROOTBLOCK = "rootblock"
class SurvexLeg():
"""No longer a models.Model subclass, so no longer a database table
"""
tape = 0.0
compass = 0.0
clino = 0.0
class LoadingSurvex():
"""A 'survex block' is a *begin...*end set of cave data.
A survex file can contain many begin-end blocks, which can be nested, and which can *include
other survex files.
A 'scansfolder' is what we today call a "survey scans folder" or a "wallet".
"""
# This interprets the survex "*data normal" command which sets out the order of the fields in the data, e.g.
# *DATA normal from to length gradient bearing ignore ignore ignore ignore
stardatadefault = {"type":"normal", "t":"leg", "from":0, "to":1, "tape":2, "compass":3, "clino":4}
stardataparamconvert = {"length":"tape", "bearing":"compass", "gradient":"clino"}
rx_linelen = re.compile(r"[\d\-+.]+$")
rx_team = re.compile(r"(?i)(Insts|Notes|Tape|Dog|Useless|Pics|Helper|Disto|Consultant)\s+(.*)$")
rx_person = re.compile(r"(?i) and | / |, | & | \+ |^both$|^none$")
rx_qm = re.compile(r'(?i)^\s*QM(\d)\s+?([a-dA-DxX])\s+([\w\-]+)\.(\d+)\s+(([\w\-]+)\.(\d+)|\-)\s+(.+)$')
# remember there is also QM_PATTERN used in views_other and set in settings.py
rx_cave = re.compile(r'(?i)caves-(\d\d\d\d)/([-\d\w]+|\d\d\d\d-?\w+-\d+)')
rx_comment = re.compile(r'([^;]*?)\s*(?:;\s*(.*))?\n?$')
rx_comminc = re.compile(r'(?i)^\*include[\s]*([-\w/]*).*$') # inserted by linear collate ;*include
rx_commcni = re.compile(r'(?i)^\*edulcni[\s]*([-\w/]*).*$') # inserted by linear collate ;*edulcni
rx_include = re.compile(r'(?i)^\s*(\*include[\s].*)$')
rx_ref = re.compile(r'(?i)^\s*ref[\s.:]*(\d+)\s*#\s*(X)?\s*(\d+)')
rx_star = re.compile(r'(?i)\s*\*[\s,]*(\w+)\s*(.*?)\s*(?:;.*)?$')
rx_starref = re.compile(r'(?i)^\s*\*ref[\s.:]*((?:19[6789]\d)|(?:20[0123]\d))\s*#?\s*(X)?\s*(.*?\d+.*?)$')
rx_argsref = re.compile(r'(?i)^[\s.:]*((?:19[6789]\d)|(?:20[0123]\d))\s*#?\s*(X)?\s*(.*?\d+.*?)$')
survexlegsalllength = 0.0
survexlegsnumber = 0
depthbegin = 0
depthinclude = 0
stackbegin =[]
stackinclude = []
stacksvxfiles = []
svxfileslist = []
svxdirs = {}
lineno = 0
insp = ""
callcount = 0
stardata ={}
ignoreprefix = ["surface", "kataster", "fixedpts", "gpx"]
ignorenoncave = ["caves-1623", "caves-1623/2007-neu"]
includedfilename =""
currentsurvexblock = None
currentsurvexfile = None
currentcave = None
def __init__(self):
self.caveslist = GetCaveLookup()
pass
def LoadSurvexIgnore(self, survexblock, line, cmd):
if cmd == "require":
pass # should we check survex version available for processing?
elif cmd in ["equate", "fix", "alias", "calibrate", "cs","entrance", "export", "case",
"declination", "infer","instrument", "sd", "units"]:
pass # we ignore all these, which is fine.
else:
if cmd in ["include", "data", "flags", "title", "set", "ref"]:
message = "! Unparsed [*{}]: '{}' {}".format(cmd, line, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
else:
message = "! Bad svx command: [*{}] {} ({}) {}".format(cmd, line, survexblock, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
def LoadSurvexTeam(self, survexblock, line):
teammembers = [ ]
mteammember = self.rx_team.match(line)
if mteammember:
for tm in self.rx_person.split(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_survex.SurvexPersonRole(survexblock=survexblock, nrole=mteammember.group(1).lower(), personexpedition=personexpedition, personname=tm)
personrole.expeditionday = survexblock.expeditionday
if personexpedition:
personrole.person=personexpedition.person
personrole.save()
def LoadSurvexDate(self, survexblock, line):
# we should make this a date range for everything
if len(line) == 10:
survexblock.date = make_aware(datetime.strptime(re.sub(r"\.", "-", line), '%Y-%m-%d'), get_current_timezone())
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()
def LoadSurvexLineLeg(self, survexblock, svxline, sline, comment):
"""This reads compass, clino and tape data but only keeps the tape lengths,
the rest is discarded after error-checking.
"""
# Check first to see if we are in a splay and abort if so.
# TO DO splay abort
stardata = self.stardata
survexleg = SurvexLeg()
ls = sline.lower().split()
# this next fails for two surface survey svx files which use / for decimal point
# e.g. '29/09' in the tape measurement, or use decimals but in brackets, e.g. (06.05)
if stardata["type"] == "normal": # should use current flags setting for this
# print(" !! lineno '{}'\n !! svxline '{}'\n !! sline '{}'\n !! ls '{}'\n !! stardata {}".format(self.lineno, svxline, sline, ls,stardata))
tape = ls[stardata["tape"]]
tape = tape.replace("(","")
tape = tape.replace(")","")
tape = tape.replace("/",".")
try:
survexleg.tape = float(tape)
self.survexlegsnumber += 1
except ValueError:
print(("! Tape misread in", survexblock.survexfile.path))
print((" Stardata:", stardata))
print((" Line:", ls))
message = ' ! Value Error: Tape misread in line %s in %s' % (ls, survexblock.survexfile.path)
models.DataIssue.objects.create(parser='survex', message=message)
survexleg.tape = 0
try:
survexblock.totalleglength += survexleg.tape
self.survexlegsalllength += survexleg.tape
except ValueError:
message = ' ! Value Error: Tape length not added %s in %s' % (ls, survexblock.survexfile.path)
models.DataIssue.objects.create(parser='survex', message=message)
try:
lclino = ls[stardata["clino"]]
except:
print(("! Clino misread in", survexblock.survexfile.path))
print((" Stardata:", stardata))
print((" Line:", ls))
message = ' ! Value Error: Clino misread in line %s in %s' % (ls, survexblock.survexfile.path)
models.DataIssue.objects.create(parser='survex', message=message)
lclino = error
try:
lcompass = ls[stardata["compass"]]
except:
print(("! Compass misread in", survexblock.survexfile.path))
print((" Stardata:", stardata))
print((" Line:", ls))
message = ' ! Value Error: Compass misread in line %s in %s' % (ls, survexblock.survexfile.path)
models.DataIssue.objects.create(parser='survex', message=message)
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))
message = " ! Value Error: lcompass:'{}' line {} in '{}'".format(lcompass,
ls, survexblock.survexfile.path)
models.DataIssue.objects.create(parser='survex', message=message)
survexleg.compass = 1000
survexleg.clino = -90.0
else:
assert self.rx_linelen.match(lcompass), ls
assert self.rx_linelen.match(lclino) and lclino != "-", ls
survexleg.compass = float(lcompass)
survexleg.clino = float(lclino)
# delete the object so that django autosaving doesn't save it.
survexleg = None
def LoadSurvexRef(self, survexblock, args):
# *REF but also ; Ref years from 1960 to 2039
if len(args)< 4:
message = " ! Empty or BAD *REF command '{}' in '{}'".format(args, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
return
argsgps = self.rx_argsref.match(args)
if argsgps:
yr, letterx, wallet = argsgps.groups()
else:
message = " ! BAD *REF command '{}' in '{}'".format(args, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
return
if not letterx:
letterx = ""
else:
letterx = "X"
if len(wallet)<2:
wallet = "0" + wallet
assert (int(yr)>1960 and int(yr)<2039), "Wallet year out of bounds: %s" % yr
refscan = "%s#%s%s" % (yr, letterx, wallet)
try:
if int(wallet)>100:
message = " ! Wallet *REF {} - too big in '{}'".format(refscan, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
except:
message = " ! Wallet *REF {} - not numeric in '{}'".format(refscan, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
manyscansfolders = models_survex.ScansFolder.objects.filter(walletname=refscan)
if manyscansfolders:
survexblock.scansfolder = manyscansfolders[0]
survexblock.save()
if len(manyscansfolders) > 1:
message = " ! Wallet *REF {} - {} scan folders from DB search in {}".format(refscan, len(manyscansfolders), survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
else:
message = " ! Wallet *REF '{}' - NOT found in DB search '{}'".format(refscan, survexblock.survexfile.path)
print((self.insp+message))
models.DataIssue.objects.create(parser='survex', message=message)
def LoadSurvexQM(self, survexblock, qmline):
insp = self.insp
qm_no = qmline.group(1)
qm_grade = qmline.group(2)
if qmline.group(3): # usual closest survey station
qm_nearest = qmline.group(3)
if qmline.group(4):
qm_nearest = qm_nearest +"."+ qmline.group(4)
if qmline.group(6) and qmline.group(6) != '-':
qm_resolve_station = qmline.group(6)
if qmline.group(7):
qm_resolve_station = qm_resolve_station +"."+ qmline.group(7)
else:
qm_resolve_station = ""
qm_notes = qmline.group(8)
# Spec of QM in SVX files:
# ;Serial number grade(A/B/C/D/X) nearest-station resolution-station description
# ;QM1 a hobnob_hallway_2.42 hobnob-hallway_3.42 junction of keyhole passage
# ;QM1 a hobnob_hallway_2.42 - junction of keyhole passage
# NB none of the SurveyStations are in the DB now, so if we want to link to aSurvexStation
# we would have to create one. But that is not obligatory and no QMs loaded from CSVs have one
try:
qm = models_caves.QM.objects.create(number=qm_no,
# nearest_station=a_survex_station_object, # can be null
nearest_station_description=qm_resolve_station,
nearest_station_name=qm_nearest,
grade=qm_grade.upper(),
location_description=qm_notes)
qm.save
# message = " ! QM{} '{}' CREATED in DB in '{}'".format(qm_no, qm_nearest,survexblock.survexfile.path)
# print(insp+message)
# models.DataIssue.objects.create(parser='survex', message=message)
except:
message = " ! QM{} FAIL to create {} in'{}'".format(qm_no, qm_nearest,survexblock.survexfile.path)
print(insp+message)
models.DataIssue.objects.create(parser='survex', message=message)
def LoadSurvexDataCmd(self,survexblock,args):
ls = args.lower().split()
stardata = { "type":ls[0] }
for i in range(0, len(ls)):
stardata[self.stardataparamconvert.get(ls[i], ls[i])] = i - 1
self.stardata = stardata
if ls[0] in ["normal", "cartesian", "nosurvey"]:
assert (("from" in stardata and "to" in stardata) or "station" in stardata), args
elif ls[0] == "default":
stardata = self.stardatadefault
else:
assert ls[0] == "passage", args
def LoadSurvexFlags(self, line, cmd):
# Here we could set on/off 'splay', 'not splay', 'surface', 'not surface', or 'duplicate'
# but this data is only used for sense-checking not to actually calculate anything important
pass
def IdentifyCave(self, cavepath):
if cavepath.lower() in self.caveslist:
return self.caveslist[cavepath.lower()]
# TO DO - some of this is already done in generating self.caveslist so simplify this
# esp. as it is in a loop.
path_match = self.rx_cave.search(cavepath)
if path_match:
sluggy = '{}-{}'.format(path_match.group(1), path_match.group(2))
guesses = [sluggy.lower(), path_match.group(2).lower()]
for g in guesses:
if g in self.caveslist:
self.caveslist[cavepath] = self.caveslist[g]
return self.caveslist[g]
print(' ! Failed to find cave for {}'.format(cavepath.lower()))
else:
print(' ! No regex cave match for %s' % cavepath.lower())
return None
def GetSurvexDirectory(self, headpath):
if not headpath:
return self.svxdirs[""]
if headpath.lower() not in self.svxdirs:
self.svxdirs[headpath.lower()] = models_survex.SurvexDirectory(path=headpath, primarysurvexfile=self.currentsurvexfile)
return self.svxdirs[headpath.lower()]
def ReportNonCaveIncludes(self, headpath, includelabel):
"""Ignore surface, kataser and gps *include survex files
"""
if headpath in self.ignorenoncave:
return
for i in self.ignoreprefix:
if headpath.startswith(i):
return
message = " ! {} is not a cave. (while creating {} sfile & sdirectory)".format(headpath, includelabel)
print(message)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
def LoadSurvexFile(self, includelabel):
"""Creates SurvexFile in the database, and SurvexDirectory if needed
with links to 'cave'
Creates a new current survexblock with valid .survexfile and valid .survexdirectory
The survexblock passed-in is not necessarily the parent. FIX THIS.
"""
depth = " " * self.depthbegin
print("{:2}{} - NEW survexfile:'{}'".format(self.depthbegin, depth, includelabel))
newfile = models_survex.SurvexFile(path=includelabel)
headpath, tail = os.path.split(includelabel)
newdirectory = self.GetSurvexDirectory(headpath)
if not newdirectory:
message = " ! 'None' SurvexDirectory returned from GetSurvexDirectory({})".format(headpath)
print(message)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
newfile.survexdirectory = newdirectory
cave = self.IdentifyCave(headpath)
if cave:
newdirectory.cave = cave
newfile.cave = cave
else:
self.ReportNonCaveIncludes(headpath, includelabel)
if not newfile.survexdirectory:
message = " ! SurvexDirectory NOT SET in new SurvexFile {} ".format(includelabel)
print(message)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
self.currentsurvexfile.save() # django insists on this although it is already saved !?
try:
newdirectory.save()
except:
print(newdirectory, file=sys.stderr)
print(newdirectory.primarysurvexfile, file=sys.stderr)
raise
self.currentsurvexfile = newfile
def ProcessIncludeLine(self, included):
svxid = included.groups()[0]
#depth = " " * self.depthbegin
#print("{:2}{} - Include survexfile:'{}'".format(self.depthbegin, depth, svxid))
self.LoadSurvexFile(svxid)
self.stacksvxfiles.append(self.currentsurvexfile)
def ProcessEdulcniLine(self, edulcni):
"""Saves the current survexfile in the db
"""
svxid = edulcni.groups()[0]
#depth = " " * self.depthbegin
#print("{:2}{} - Edulcni survexfile:'{}'".format(self.depthbegin, depth, svxid))
self.currentsurvexfile.save()
self.currentsurvexfile = self.stacksvxfiles.pop()
def LoadSurvexComment(self, survexblock, comment):
# ignore all comments except ;ref and ;QM and ;*include (for collated survex file)
refline = self.rx_ref.match(comment)
if refline:
comment = re.sub('(?i)\s*ref[.;]?',"",comment.strip())
self.LoadSurvexRef(survexblock, comment)
qmline = self.rx_qm.match(comment)
if qmline:
self.LoadSurvexQM(survexblock, qmline)
included = self.rx_comminc.match(comment)
# ;*include means we have been included; not 'proceed to include' which *include means
if included:
self.ProcessIncludeLine(included)
edulcni = self.rx_commcni.match(comment)
# ;*edulcni means we are returning from an included file
if edulcni:
self.ProcessEdulcniLine(edulcni)
def LoadSurvexSetup(self,survexblock, survexfile):
self.depthbegin = 0
self.stardata = self.stardatadefault
blocklegs = self.survexlegsnumber
print(self.insp+" - MEM:{:.3f} Reading. parent:{} <> {} ".format(models.get_process_memory(),survexblock.survexfile.path, survexfile.path))
self.lineno = 0
sys.stderr.flush();
self.callcount +=1
if self.callcount % 10 ==0 :
print(".", file=sys.stderr,end='')
if self.callcount % 500 ==0 :
print("\n", file=sys.stderr,end='')
# Try to find the cave in the DB if not use the string as before
path_match = re.search(r"caves-(\d\d\d\d)/(\d+|\d\d\d\d-?\w+-\d+)/", survexblock.survexfile.path)
if path_match:
pos_cave = '%s-%s' % (path_match.group(1), path_match.group(2))
cave = models_caves.getCaveByReference(pos_cave)
if cave:
survexfile.cave = cave
def LinearRecursiveLoad(self, survexblock, path, svxlines):
"""Loads a single survex file. Usually used to import all the survex files which have been collated
into a single file. Loads the begin/end blocks recursively.
"""
self.relativefilename = path
cave = self.IdentifyCave(path) # this will produce null for survex files which are geographic collections
self.currentsurvexfile = survexblock.survexfile
self.currentsurvexfile.save() # django insists on this although it is already saved !?
blockcount = 0
def tickle():
nonlocal blockcount
blockcount +=1
if blockcount % 10 ==0 :
print(".", file=sys.stderr,end='')
if blockcount % 500 ==0 :
print("\n", file=sys.stderr,end='')
sys.stderr.flush();
for svxline in svxlines:
sline, comment = self.rx_comment.match(svxline.strip()).groups()
if comment:
self.LoadSurvexComment(survexblock, comment) # this catches the ;*include and ;*edulcni lines too
if not sline:
continue # skip blank lines
# detect a star command
mstar = self.rx_star.match(sline)
if mstar: # yes we are reading a *cmd
cmd, args = mstar.groups()
cmd = cmd.lower()
# ------------------------BEGIN
if re.match("begin$(?i)", cmd):
self.depthbegin += 1
depth = " " * self.depthbegin
blockid = args.lower()
self.stackbegin.append(blockid)
previousnlegs = self.survexlegsnumber
print("{:2}{} - Begin for :'{}'".format(self.depthbegin,depth, blockid))
pathlist = ""
for id in self.stackbegin:
if len(id) > 0:
pathlist += "." + id
newsurvexblock = models_survex.SurvexBlock(name=blockid, parent=survexblock,
survexpath=pathlist,
cave=self.currentcave, survexfile=self.currentsurvexfile,
legsall=0, legssplay=0, legssurfc=0, totalleglength=0.0)
survexblock = newsurvexblock
survexblock.survexfile.save() # django insists on this although it is already saved !?
survexblock.save() # django insists on this , but we want to save at the end !
tickle()
# ---------------------------END
elif re.match("end$(?i)", cmd):
depth = " " * self.depthbegin
self.currentsurvexblock = survexblock.parent
print("{:2}{} - End from:'{}'".format(self.depthbegin,depth,args))
legsinblock = self.survexlegsnumber - previousnlegs
print("{:2}{} - LEGS: {} (previous: {}, now:{})".format(self.depthbegin,
depth,legsinblock,previousnlegs,self.survexlegsnumber))
survexblock.legsall = legsinblock
try:
survexblock.parent.save() # django insists on this although it is already saved !?
except:
print(survexblock.parent, file=sys.stderr)
raise
try:
survexblock.save() # save to db at end of block
except:
print(survexblock, file=sys.stderr)
raise
blockid = self.stackbegin.pop()
self.depthbegin -= 1
# -----------------------------
elif re.match("(?i)title$", cmd):
survexblock.title = args # only apply to current survexblock
elif re.match("(?i)ref$", cmd):
self.LoadSurvexRef(survexblock, args)
elif re.match("(?i)flags$", cmd):
self.LoadSurvexFlags(args, cmd)
elif re.match("(?i)data$", cmd):
self.LoadSurvexDataCmd(survexblock, args)
elif re.match("(?i)date$", cmd):
self.LoadSurvexDate(survexblock, args)
elif re.match("(?i)team$", cmd):
self.LoadSurvexTeam(survexblock, args)
elif re.match("(?i)set$", cmd) and re.match("(?i)names", args):
pass
elif re.match("(?i)include$", cmd):
message = " ! -ERROR *include command not expected here {}. Re-run a full Survex import.".format(path)
print(message)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
else:
self.LoadSurvexIgnore(survexblock, args, cmd)
else: # not a *cmd so we are reading data OR rx_comment failed
if "from" in self.stardata: # only interested in survey legs
self.LoadSurvexLineLeg(survexblock, svxline, sline, comment)
else:
pass # ignore all other sorts of data
def RecursiveScan(self, survexblock, survexfile, fin, flinear, fcollate):
"""Follows the *include links in all the survex files from the root file 1623.svx
and reads only the *include and *begin and *end statements. It produces a linearised
list of the include tree
"""
indent = " " * self.depthinclude
sys.stderr.flush();
self.callcount +=1
if self.callcount % 10 ==0 :
print(".", file=sys.stderr,end='')
if self.callcount % 500 ==0 :
print("\n", file=sys.stderr,end='')
if survexfile in self.svxfileslist:
message = " * Warning. Survex file already seen: {}".format(survexfile.path)
print(message)
print(message,file=flinear)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
if self.svxfileslist.count(survexfile) > 20:
message = " ! ERROR. Survex file already seen 20x. Probably an infinite loop so fix your *include statements that include this. Aborting. {}".format(survexfile.path)
print(message)
print(message,file=flinear)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
return
self.svxfileslist.append(survexfile)
svxlines = fin.read().splitlines()
for svxline in svxlines:
self.lineno += 1
includestmt =self.rx_include.match(svxline)
if not includestmt:
fcollate.write("{}\n".format(svxline))
sline, comment = self.rx_comment.match(svxline.strip()).groups()
mstar = self.rx_star.match(sline)
if mstar: # yes we are reading a *cmd
cmd, args = mstar.groups()
cmd = cmd.lower()
if re.match("(?i)include$", cmd):
includepath = os.path.normpath(os.path.join(os.path.split(survexfile.path)[0], re.sub(r"\.svx$", "", args)))
path_match = re.search(r"caves-(\d\d\d\d)/(\d+|\d\d\d\d-?\w+-\d+)/", includepath)
includesurvexfile = models_survex.SurvexFile(path=includepath)
if includesurvexfile.exists():
# do not create SurvexFile in DB here by doing includesurvexfile.save(). Do it when reading data.
#--------------------------------------------------------
self.depthinclude += 1
fininclude = includesurvexfile.OpenFile()
fcollate.write(";*include {}\n".format(includesurvexfile.path))
flinear.write("{:2} {} *include {}\n".format(self.depthinclude, indent, includesurvexfile.path))
push = includesurvexfile.path.lower()
self.stackinclude.append(push)
#-----------------
self.RecursiveScan(survexblock, includesurvexfile, fininclude, flinear, fcollate)
#-----------------
pop = self.stackinclude.pop()
if pop != push:
message = "!!!!!!! ERROR pop != push {} != {} {}".format(pop, push, self.stackinclude)
print(message)
print(message,file=flinear)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
includesurvexfile = None
flinear.write("{:2} {} *edulcni {}\n".format(self.depthinclude, indent, pop))
fcollate.write(";*edulcni {}\n".format(pop))
fininclude.close()
self.depthinclude -= 1
#--------------------------------------------------------
else:
message = " ! ERROR *include file not found for {}".format(includesurvexfile)
print(message)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
elif re.match("(?i)begin$", cmd):
self.depthbegin += 1
depth = " " * self.depthbegin
if args:
pushargs = args
else:
pushargs = " "
self.stackbegin.append(pushargs.lower())
flinear.write(" {:2} {} *begin {}\n".format(self.depthbegin, depth, args))
pass
elif re.match("(?i)end$", cmd):
depth = " " * self.depthbegin
flinear.write(" {:2} {} *end {}\n".format(self.depthbegin, depth, args))
if not args:
args = " "
popargs = self.stackbegin.pop()
if popargs != args.lower():
message = "!!!!!!! ERROR BEGIN/END pop != push {} != {}\n{}".format(popargs, args, self. stackbegin)
print(message)
print(message,file=flinear)
print(message,file=sys.stderr)
models.DataIssue.objects.create(parser='survex', message=message)
self.depthbegin -= 1
pass
elif re.match("(?i)title$", cmd):
depth = " " * self.depthbegin
flinear.write(" {:2} {} *title {}\n".format(self.depthbegin, depth, args))
pass
def FindAndLoadSurvex(survexblockroot):
"""Follows the *include links recursively to find files
"""
print(' - redirecting stdout to svxblks.log...')
stdout_orig = sys.stdout
# Redirect sys.stdout to the file
sys.stdout = open('svxblks.log', 'w')
print(' - SCANNING All Survex Blocks...',file=sys.stderr)
survexfileroot = survexblockroot.survexfile
collatefilename = "_" + survexfileroot.path + ".svx"
svx_scan = LoadingSurvex()
svx_scan.callcount = 0
svx_scan.depthinclude = 0
indent=""
fcollate = open(collatefilename, 'w')
mem0 = models.get_process_memory()
print(" - MEM:{:7.2f} MB START".format(mem0),file=sys.stderr)
flinear = open('svxlinear.log', 'w')
flinear.write(" - MEM:{:7.2f} MB START {}\n".format(mem0,survexfileroot.path))
finroot = survexfileroot.OpenFile()
fcollate.write(";*include {}\n".format(survexfileroot.path))
flinear.write("{:2} {} *include {}\n".format(svx_scan.depthinclude, indent, survexfileroot.path))
#----------------------------------------------------------------
svx_scan.RecursiveScan(survexblockroot, survexfileroot, finroot, flinear, fcollate)
#----------------------------------------------------------------
flinear.write("{:2} {} *edulcni {}\n".format(svx_scan.depthinclude, indent, survexfileroot.path))
fcollate.write(";*edulcni {}\n".format(survexfileroot.path))
mem1 = models.get_process_memory()
flinear.write("\n - MEM:{:.2f} MB STOP {}\n".format(mem1,survexfileroot.path))
flinear.write(" - MEM:{:.3f} MB USED\n".format(mem1-mem0))
svxfileslist = svx_scan.svxfileslist
flinear.write(" - {:,} survex files in linear include list \n".format(len(svxfileslist)))
flinear.close()
fcollate.close()
svx_scan = None
print("\n - {:,} survex files in linear include list \n".format(len(svxfileslist)),file=sys.stderr)
mem1 = models.get_process_memory()
print(" - MEM:{:7.2f} MB END ".format(mem0),file=sys.stderr)
print(" - MEM:{:7.3f} MB USED".format(mem1-mem0),file=sys.stderr)
svxfileslist = [] # free memory
# Before doing this, it would be good to identify the *equate and *entrance we need that are relevant to the
# entrance locations currently loaded after this by LoadPos(), but could better be done before ?
# look in MapLocations() for how we find the entrances
print('\n - Loading All Survex Blocks (LinearRecursive)',file=sys.stderr)
svx_load = LoadingSurvex()
svx_load.svxdirs[""] = survexfileroot.survexdirectory
with open(collatefilename, "r") as fcollate:
svxlines = fcollate.read().splitlines()
#----------------------------------------------------------------
svx_load.LinearRecursiveLoad(survexblockroot,survexfileroot.path, svxlines)
#----------------------------------------------------------------
print("\n - MEM:{:7.2f} MB STOP".format(mem1),file=sys.stderr)
print(" - MEM:{:7.3f} MB USED".format(mem1-mem0),file=sys.stderr)
survexlegsnumber = svx_load.survexlegsnumber
survexlegsalllength = svx_load.survexlegsalllength
mem1 = models.get_process_memory()
svx_load = None
# Close the logging file, Restore sys.stdout to our old saved file handle
sys.stdout.close()
print("+", file=sys.stderr)
sys.stderr.flush();
sys.stdout = stdout_orig
return (survexlegsnumber, survexlegsalllength)
def MakeSurvexFileRoot():
survexfileroot = models_survex.SurvexFile(path=settings.SURVEX_TOPNAME, cave=None)
survexfileroot.save()
survexdirectoryroot = models_survex.SurvexDirectory(path=settings.EXPOWEB, cave=None, primarysurvexfile=survexfileroot)
survexdirectoryroot.save()
survexfileroot.survexdirectory = survexdirectoryroot
survexfileroot.save() # mutually dependent objects need a double-save like this
return survexfileroot
def LoadSurvexBlocks():
print(' - Flushing All Survex Blocks...')
models_survex.SurvexBlock.objects.all().delete()
models_survex.SurvexFile.objects.all().delete()
models_survex.SurvexDirectory.objects.all().delete()
models_survex.SurvexPersonRole.objects.all().delete()
models_survex.SurvexStation.objects.all().delete()
print(" - survex Data Issues flushed")
models.DataIssue.objects.filter(parser='survex').delete()
survexfileroot = MakeSurvexFileRoot()
survexblockroot = models_survex.SurvexBlock(name=ROOTBLOCK, survexpath="", cave=None, survexfile=survexfileroot,
legsall=0, legssplay=0, legssurfc=0, totalleglength=0.0)
# this is the first so id=1
survexblockroot.save()
print(' - Loading Survex Blocks...')
memstart = models.get_process_memory()
survexlegsnumber, survexlegsalllength = FindAndLoadSurvex(survexblockroot)
memend = models.get_process_memory()
print(" - MEMORY start:{:.3f} MB end:{:.3f} MB increase={:.3f} MB".format(memstart,memend, memend-memstart))
survexblockroot.totalleglength = survexlegsalllength
survexblockroot.legsall = survexlegsnumber
survexblockroot.save()
print(" - total number of survex legs: {}".format(survexlegsnumber))
print(" - total leg lengths loaded: {}m".format(survexlegsalllength))
print(' - Loaded All Survex Blocks.')
poslineregex = re.compile(r"^\(\s*([+-]?\d*\.\d*),\s*([+-]?\d*\.\d*),\s*([+-]?\d*\.\d*)\s*\)\s*([^\s]+)$")
def LoadPos():
"""First load the survex stations for entrances and fixed points (about 600) into the database.
Run cavern to produce a complete .3d file, then run 3dtopos to produce a table of
all survey point positions. Then lookup each position by name to see if we have it in the database
and if we do, then save the x/y/z coordinates. This gives us coordinates of the entrances.
If we don't have it in the database, print an error message and discard it.
"""
topdata = settings.SURVEX_DATA + settings.SURVEX_TOPNAME
print((' - Generating a list of Pos from %s.svx and then loading...' % (topdata)))
found = 0
skip = {}
print("\n") # extra line because cavern overwrites the text buffer somehow
# cavern defaults to using same cwd as supplied input file
call([settings.CAVERN, "--output=%s.3d" % (topdata), "%s.svx" % (topdata)])
call([settings.THREEDTOPOS, '%s.3d' % (topdata)], cwd = settings.SURVEX_DATA)
mappoints = {}
for pt in MapLocations().points():
svxid, number, point_type, label = pt
mappoints[svxid]=True
posfile = open("%s.pos" % (topdata))
posfile.readline() #Drop header
try:
survexblockroot = models_survex.SurvexBlock.objects.get(name=ROOTBLOCK)
except:
try:
survexblockroot = models_survex.SurvexBlock.objects.get(id=1)
except:
message = ' ! FAILED to find root SurvexBlock'
print(message)
models.DataIssue.objects.create(parser='survex', message=message)
raise
for line in posfile.readlines():
r = poslineregex.match(line)
if r:
x, y, z, id = r.groups()
for sid in mappoints:
if id.endswith(sid):
blockpath = "." + id[:-len(sid)].strip(".")
# But why are we doing this? Why do we need the survexblock id for each of these ?
# ..because mostly they don't actually appear in any SVX file. We should match them up
# via the cave data, not by this half-arsed syntactic match which almost never works. PMS.
if False:
try:
sbqs = models_survex.SurvexBlock.objects.filter(survexpath=blockpath)
if len(sbqs)==1:
sb = sbqs[0]
if len(sbqs)>1:
message = " ! MULTIPLE SurvexBlocks {:3} matching Entrance point {} {} '{}'".format(len(sbqs), blockpath, sid, id)
print(message)
models.DataIssue.objects.create(parser='survex', message=message)
sb = sbqs[0]
elif len(sbqs)<=0:
message = " ! ZERO SurvexBlocks matching Entrance point {} {} '{}'".format(blockpath, sid, id)
print(message)
models.DataIssue.objects.create(parser='survex', message=message)
sb = survexblockroot
except:
message = ' ! FAIL in getting SurvexBlock matching Entrance point {} {}'.format(blockpath, sid)
print(message)
models.DataIssue.objects.create(parser='survex', message=message)
try:
ss = models_survex.SurvexStation(name=id, block=survexblockroot)
ss.x = float(x)
ss.y = float(y)
ss.z = float(z)
ss.save()
found += 1
except:
message = ' ! FAIL to create SurvexStation Entrance point {} {}'.format(blockpath, sid)
print(message)
models.DataIssue.objects.create(parser='survex', message=message)
raise
print(" - {} SurvexStation entrances found.".format(found))