Saving new survex file parses contents.

This commit is contained in:
Philip Sargent 2023-03-06 04:52:41 +00:00
parent 8f3b329552
commit ccfc44a423
3 changed files with 102 additions and 74 deletions

View File

@ -116,7 +116,9 @@ class SurvexBlockLookUpManager(models.Manager):
class SurvexBlock(models.Model):
"""One begin..end block within a survex file. The basic element of a survey trip."""
"""One begin..end block within a survex file. The basic element of a survey trip.
Multiple anonymous survex blocks are possible within the same surfex file
"""
objects = SurvexBlockLookUpManager()
name = models.CharField(max_length=100)

View File

@ -38,7 +38,7 @@ even though there are dozens of surveys.
- the primary survex file in each cave directory should be in a configuration, not buried in the code...
- Save the edited survexfile as a survexfile object and re-parse it, and update
- Save and re-parse an edited survexfile which already exists in the db, and update
all its dependencies (work in progress)
"""
@ -115,6 +115,24 @@ survextemplatefile = """; *** THIS IS A TEMPLATE FILE NOT WHAT YOU MIGHT BE EXPE
*end [surveyname]
"""
def get_survexfile(filename):
"""Gets the SurvexFile object from the survex path for the file
in a robust way
"""
refs = SurvexFile.objects.filter(path=filename)
if len(refs)==0: # new survex file, not created in db yet
survexfile = False
elif len(refs)==1:
survexfile = SurvexFile.objects.get(path=filename)
else:
survexfile = refs[0]
# OK this is due to a bug in the import file parsing, whoops. Now fixed ?!
print("BUG - to be fixed in the survex parser - not critical..")
print(f"Number of SurvexFile objects found: {len(refs)}")
for s in refs:
print (s.path, s.survexdirectory, s.cave)
# print(type(survexfile), filename)
return survexfile
class SvxForm(forms.Form):
"""Two-pane form, upper half is the raw survex file, lower half (with green background)
@ -138,18 +156,8 @@ class SvxForm(forms.Form):
self.template = True
self.survexfile = False
return survextemplatefile
refs = SurvexFile.objects.filter(path=self.data["filename"])
if len(refs)==0: # new survex file, not created in db yet
self.survexfile = False
elif len(refs)==1:
self.survexfile = SurvexFile.objects.get(path=self.data["filename"])
else:
self.survexfile = refs[0]
# OK this is due to a bug in the import file parsing, whoops.
print("BUG - to be fixed in the survex parser - not critical..")
print(f"Number of SurvexFile objects found: {len(refs)}")
for s in refs:
print (s.path, s.survexdirectory, s.cave)
if not self.survexfile:
self.survexfile = get_survexfile(self.data["filename"])
try:
fin = open(fname, "r", encoding="utf8", newline="")
svxtext = fin.read()
@ -205,10 +213,8 @@ class SvxForm(forms.Form):
comment = f"Online survex edit: {self.data['filename']}.svx on dev machine '{socket.gethostname()}' "
only_commit(fname, comment)
parse_one_file(self.data["filename"])
return "SAVED and committed to git (if there were differences)"
def Process(self):
@ -260,6 +266,8 @@ def svx(request, survex_file):
Originally the non-existence of difflist was used as a marker to say that the file had been saved
and that thuis there were no differences. This is inadequate, as a new file which has not been saved
also has no difflist.
Needs refactoring. Too many piecemeal edits and odd state dependencies.
"""
warning = False
@ -281,8 +289,11 @@ def svx(request, survex_file):
rcode = rform.cleaned_data["code"]
outputtype = rform.cleaned_data["outputtype"] # used by CodeMirror ajax I think
difflist = form.DiffCode(rcode)
# print(">>>> ", rform.data)
svxfile = form.survexfile
# keys = []
# for key in rform.data:
# keys.append(key)
# print(">>>> ", keys)
sfile = form.survexfile
if "revert" in rform.data:
pass
@ -291,7 +302,7 @@ def svx(request, survex_file):
if difflist:
message = "SAVE FILE FIRST"
form.data["code"] = rcode
elif svxfile:
elif sfile:
logmessage = form.Process()
if logmessage:
message = f"OUTPUT FROM PROCESSING\n{logmessage}"
@ -305,13 +316,14 @@ def svx(request, survex_file):
message = "You do not have authority to save this file. Please log in."
if message != "SAVED":
form.data["code"] = rcode
if "diff" in rform.data:
print("Differences: ")
form.data["code"] = rcode
# GET or after POST-specific handling
svxfile = form.survexfile # only valid once form.GetDiscCode() called
# GET, also fall-through after POST-specific handling
svxfile = get_survexfile(survex_file)
if "code" not in form.data:
form.data["code"] = form.GetDiscCode()
if form.template:
@ -324,10 +336,8 @@ def svx(request, survex_file):
if message:
difflist.insert(0, message)
# print [ form.data['code'] ]
svxincludes = re.findall(r"(?i)\*include\s+(\S+)", form.data["code"] or "")
# collect all the survex blocks which actually have a valid date
if svxfile:
try:
@ -359,7 +369,6 @@ def svx(request, survex_file):
"form": form,
"events": events,
}
# vmap.update(csrf(request)) # this now refreshes to the wrong value, now that we user render(request,
if outputtype == "ajax": # used by CodeMirror ajax I think
return render(request, "svxfiledifflistonly.html", vmap)

View File

@ -333,7 +333,7 @@ class LoadingSurvex:
currentteam = set()
inheritteam = set()
pending = []
nocreate = False
adhocload = False
def __init__(self):
self.caveslist = GetCaveLookup()
@ -1253,10 +1253,6 @@ class LoadingSurvex:
svxid = included.groups()[0]
if svxid.lower() == debugprinttrigger.lower():
debugprint = True
if self.nocreate:
# skip *include files if we are parsing just one file ?!
# Maybe do this as a setting in the survexfile SAVE form?
return
self.LoadSurvexFile(svxid)
self.stacksvxfiles.append(self.currentsurvexfile)
@ -2138,19 +2134,24 @@ def FindAndLoadSurvex(survexblockroot):
def parse_one_file(fpath): # --------------------------------------in progress-------------------
"""Parse just one file. Use when re-loading after editing.
NB careful of *include lines, which may exist! Ignore them.
WORK IN PROGRESS. NONE OF THIS WORKS.
Currently just returns True without saving anything
Problems with re-setting multiple anonymous blocks in the survexfile
Need to delete them all and recreate all the links, e.g. to wallets and people
NOTE: *include lines are ignored.
In the initial file parsing in databaseReset, the *include expansion is done
in an earlier stange than LinearLoad(). By the time LinearLoad() is called,
all the *include expansion has happened.
WORK IN PROGRESS.
Works fine for completely new survex file.
For an edited, pre-existing survex file,
deleting all the survex blocks means that some other pages just crash, e.g.
/expedition/1996
"""
print(f"\n - Loading One Survex file '{fpath}'", file=sys.stderr)
svx_load = LoadingSurvex()
collatefilename = Path(settings.SURVEX_DATA, (fpath + ".svx"))
print(f" - {collatefilename=}")
fname = Path(settings.SURVEX_DATA, (fpath + ".svx"))
# print(f" - {fname=}")
svxs = SurvexFile.objects.filter(path=fpath)
# If this SurvexFile object already exists in the database, we want to keep the parent survexblock
@ -2159,51 +2160,66 @@ def parse_one_file(fpath): # --------------------------------------in progress--
# and we are not processing any *include we find
if svxs:
if len(svxs)>1:
print(f" ! Error. More than one survex file object in database with the same file-path {svx}")
raise
print(f" - pre-existing survexfile {svxs}")
print(f" ! Mistake? More than one survex file object in database with the same file-path {svxs}")
print(f" - Aborting file parsing & import into database.")
return True
print(f" - Pre-existing survexfile {svxs}. NOT re-parsing now.")
# SurvexBlock.objects.all().delete()
return True # NOT WORKING YET
svx = svxs[0] # first and only member of QuerySet
b = SurvexBlock.objects.filter(survexfile=svx)
if len(b)>1:
print(f" ! Error. More than one survex file object in database attached to survexblock {b}")
raise
survexblockroot=b[0]
print(f" - {survexblockroot=}")
if len(b) >= 1:
# survexblockparent=b[0].parent
# survexblockparent.survexfile = svx
# # Stamp all over the accumulated lengths and legs in the parent block,
# # This also obliterates survey lengths from all other 'sibling' survex files
# # to the one being re-parsed
# survexblockparent.legsall=0
# survexblockparent.legslength=0.0
b.delete() # deletes all pre-existing SurvexBlocks attached to this SurvexFile
# all these foreign keys should be recreated properly when the file is parsed.
# so whiy is /expedition/1996 crashing in nasty template error?
else:
survexblockparent = SurvexBlock(
name="fresh_parent", survexpath="", survexfile=svx, legsall=0, legslength=0.0
)
survexblockparent.save()
survexblockparent = SurvexBlock(
name="fresh_parent", survexpath="", survexfile=svx, legsall=0, legslength=0.0
)
survexblockparent.save()
print(f" - {survexblockparent=}")
dir = svx.survexdirectory
svx_load.survexdict[dir] = [svx]
svx_load.svxdirs[""] = dir
return True
svx_load.nocreate = True
svx_load.adhocload = True
# ----------------------------------------------------------------
svx_load.LinearLoad(survexblockroot, fpath, collatefilename)
svx_load.LinearLoad(survexblockparent, fpath, fname)
# ----------------------------------------------------------------
svx_load.adhocload = False
else:
print(f" - Not seen this survexfile before '{fpath}'")
print(f" - Not seen this survexfile before '{fpath}' Loading...")
return True
omitsfileroot = MakeOmitFileRoot(fpath) # NO! This always creats a SurvexFile object. We are overwriting one..
survexomitsroot = SurvexBlock(
name=OMITBLOCK, survexpath="", survexfile=omitsfileroot, legsall=0, legslength=0.0
)
survexomitsroot.save()
# SurvexBlock.objects.all().delete()
# SurvexFile.objects.all().delete()
# SurvexDirectory.objects.all().delete()
# SurvexPersonRole.objects.all().delete()
# SurvexStation.objects.all().delete()
print(" - Loading Survex Blocks...")
svx_load.survexdict[survexfileroot.survexdirectory] = []
svx_load.survexdict[survexfileroot.survexdirectory].append(survexfileroot)
svx_load.svxdirs[""] = survexfileroot.survexdirectory
# ----------------------------------------------------------------
svx_load.LinearLoad(survexblockroot, survexfileroot.path, collatefilename)
# ----------------------------------------------------------------
newfileroot = MakeFileRoot(fpath)
survexblockparent = SurvexBlock(
name="adhoc_parent", survexpath="", survexfile=newfileroot, legsall=0, legslength=0.0
)
survexblockparent.save()
svx_load.survexdict[newfileroot.survexdirectory] = []
svx_load.survexdict[newfileroot.survexdirectory].append(newfileroot)
svx_load.svxdirs[""] = newfileroot.survexdirectory
svx_load.adhocload = True
# ----------------------------------------------------------------
svx_load.LinearLoad(survexblockparent, newfileroot.path, fname)
# ----------------------------------------------------------------
svx_load.adhocload = False
legsnumber = svx_load.legsnumber
@ -2213,6 +2229,7 @@ def parse_one_file(fpath): # --------------------------------------in progress--
tf += len(svx_load.survexdict[d])
print(f" - Number of SurvexFiles: {tf:,}")
print(f" - Number of Survex legs: {legsnumber:,}")
print(f" - Length of Survex legs: {svx_load.slength}")
# Now set Django SurvexFile object..
@ -2234,7 +2251,7 @@ def MakeSurvexFileRoot():
return fileroot
def MakeOmitFileRoot(fn):
def MakeFileRoot(fn):
"""Returns a file_object.path = _unseens.svx associated with directory_object.path = SURVEX_DATA"""
fileroot = SurvexFile(path=fn, cave=None)
fileroot.survexdirectory = SurvexDirectory.objects.get(path=settings.SURVEX_DATA)
@ -2288,7 +2305,7 @@ def LoadSurvexBlocks():
# sudo service mariadb start
survexblockroot.save()
omitsfileroot = MakeOmitFileRoot(UNSEENS)
omitsfileroot = MakeFileRoot(UNSEENS)
survexomitsroot = SurvexBlock(
name=OMITBLOCK, survexpath="", survexfile=omitsfileroot, legsall=0, legslength=0.0
)