import re, os, socket import subprocess import json import settings import urllib import operator import datetime from pathlib import Path from functools import reduce from urllib.parse import unquote from django import forms from django.conf import settings from django.urls import reverse from django.db.models import Q from django.http import HttpResponse, HttpResponseRedirect from django.shortcuts import render from django.template import Context, loader from django.core.files.storage import FileSystemStorage, default_storage from django.core.exceptions import ObjectDoesNotExist, MultipleObjectsReturned #from troggle import settings from troggle.parsers.imports import import_caves, import_people, import_surveyscans from troggle.parsers.imports import import_logbooks, import_QMs, import_drawingsfiles, import_survex from troggle.parsers.scans import contentsjson # from databaseReset import reinit_db # don't do this. databaseRest runs code *at import time* from troggle.core.models.troggle import DataIssue from troggle.core.models.troggle import Expedition, Person, PersonExpedition from troggle.core.models.caves import LogbookEntry, QM, Cave, PersonTrip from troggle.core.models.survex import DrawingFile, Wallet, SurvexBlock, SurvexFile, SurvexPersonRole from troggle.core.views.scans import oldwallet from troggle.core.views.caves import getCave from .auth import login_required_if_public #from django.views.decorators.csrf import ensure_csrf_cookie, csrf_exempt '''File upload 'views' ''' todo = ''' - Register uploaded filenames in the Django db without needing to wait for a reset & bulk file import - Refactor scanupload() as it contains all the wallets 'complaints' code from the old script wallets.py - Need to validate uploaded file as being a valid image file, not a dubious script or hack - Write equivalent GPX upload form system, similar to scanupload() but in expofiles/gpslogs/ Need to validate it as being a valid GPX file using an XML parser, not a dubious script or hack - Validate Tunnel & Therion files using an XML parser in dwgupload(). Though Julian says tunnel is only mostly correct XML - Validate image files using a magic recogniser in scanupload() https://pypi.org/project/reportlab/ or https://stackoverflow.com/questions/889333/how-to-check-if-a-file-is-a-valid-image-file - Enable folder creation in dwguploads or as a separate form ''' WALLET_BLANK_JSON = { "cave": "", "date": "", "free text": "", # "description url": "1623/NNN", "description written": False, "electronic survey": False, "elev drawn": False, "elev not required": False, "name": "", "people": [ "Unknown" ], "plan drawn": False, "plan not required": False, "qms written": False, "survex file": [], "survex not required": False, "website updated": False} class FilesForm(forms.Form): # not a model-form, just a form-form uploadfiles = forms.FileField() class FilesRenameForm(forms.Form): # not a model-form, just a form-form uploadfiles = forms.FileField() renameto = forms.CharField(strip=True, required=False) class WalletGotoForm(forms.Form): # not a model-form, just a form-form walletgoto = forms.CharField(strip=True, required=False) class TextForm(forms.Form): # not a model-form, just a form-form photographer = forms.CharField(strip=True) class WalletForm(forms.Form): # not a model-form, just a form-form descriptionw = forms.CharField(strip=True, required=False) people = forms.CharField(strip=True, required=False) survexnr = forms.CharField(strip=True, required=False) qmsw = forms.CharField(strip=True, required=False) date = forms.CharField(strip=True, required=True) # the only required field websiteupt = forms.CharField(strip=True, required=False) elevnr = forms.CharField(strip=True, required=False) cave = forms.CharField(strip=True, required=False) psg = forms.CharField(strip=True, required=False) freetext = forms.CharField(strip=True, required=False) plannr = forms.CharField(strip=True, required=False) electronic = forms.CharField(strip=True, required=False) pland = forms.CharField(strip=True, required=False) elevd = forms.CharField(strip=True, required=False) #url = forms.CharField(strip=True, required=False) survex = forms.CharField(strip=True, required=False) xlate = { # "url": "description url", "descriptionw": "description written", "people": "people", "date": "date", "cave": "cave", "plannr": "plan not required", "survexnr": "survex not required", "qmsw": "qms written", "elevnr": "elev not required", "websiteupt": "website updated", "electronic": "electronic survey", "pland": "plan drawn", "elevd": "elev drawn", "psg": "name", # a name for this wallet "freetext": "free text", "survex": "survex file", } def get_complaints(complaints, waldata, svxfiles, files, wallet, wurl): '''Taken from old script wallets.py and edited to make more comprehensible Loads the survex files names and processes all complaints ''' # If skipping through the wallets on the upload form, the wallet may not yet exist try: w = Wallet.objects.get(walletname=wallet) except ObjectDoesNotExist: return None, None # Date if not waldata["date"]: complaints.append("A date is mandatory. No data can be updated or edited unless you specify a date. Look in the survex file if there is one.") # People if not waldata["people"] or waldata["people"]==["NOBODY"] or waldata["people"]==["Unknown"] or waldata["people"]==[""]: complaints.append("Someody must have done this. Look in the survex file, or in the logbook entries for this date, for the people who created this data.") # survex, but get_ticks has already done much of this ?? survex_complaint = "" if waldata["survex file"]: if not type(waldata["survex file"])==list: # a string also is a sequence type, so do it this way waldata["survex file"] = [waldata["survex file"]] for sx in waldata["survex file"]: #this logic appears in several places, inc get_ticks(). Refactor. if sx !="": if Path(sx).suffix.lower() != ".svx": sx = sx + ".svx" svxfiles.append(sx) if not (Path(settings.SURVEX_DATA) / sx).is_file(): file_complaint = f"{wallet} Incorrect survex file name. File {sx} was not found in LOSER repo" complaints.append(file_complaint) message = f"! {file_complaint}" print(message) DataIssue.objects.update_or_create(parser='scans', message=message, url=wurl) # set URL to this wallet folder else: try: sxpath = str(Path(sx).with_suffix('')) svxfile = SurvexFile.objects.get(path=sxpath) except: file_complaint = f"{wallet} Survex file {sx} exists, but is not registered as imported via a *include {sxpath}." complaints.append(file_complaint) message = f"! {file_complaint}" print(message) DataIssue.objects.update_or_create(parser='scans', message=message, url=wurl) # set URL to this wallet folder if waldata["survex not required"] and waldata["survex file"] != [""]: survex_complaint = f'Survex is stated as not required and yet there is a survex file! ({waldata["survex file"]})' if not waldata["survex not required"] and waldata["survex file"] == [""]: survex_complaint = "A survex file is required, but has not been specified!" if survex_complaint: complaints.append(survex_complaint) ticks = w.get_ticks() # Notes required if ticks['N'] != "green": complaints.append("The notes needs scanning (or renaming): no noteNN.jpg or XXnote.jpg file found; and this is not an electronic survey.") # Plan drawing required if ticks['P'] != "green": complaints.append("The plan needs drawing (or renaming, or tick 'Plan drawn' checkbox or 'Plan not required' checkbox): no planNN.jpg or XXplan.jpg file found.") # Elev drawing required if ticks['E'] != "green": complaints.append("The elevation needs drawing (or renaming, or tick 'Elev drawn' checkbox or 'Elev not required' checkbox): no elevNN.jpg or XXelev.jpg file found.") # ETherion if ticks['T'] != "green": complaints.append("Tunnel or Therion drawing files need drawing. Or if this an electronic survey, please tick the 'Electronic survey' checkbox.") # Description if not waldata["description written"]: complaints.append("The guidebook description needs writing into the survex file. Tick the 'Cave description written' checkbox when this is done.") # QMs if not waldata["qms written"] and w.year() and int(w.year()) >= 2015: complaints.append("The QMs needs writing into the survex file. Tick the 'QMs written' checkbox when this is done.") # Website if not waldata["website updated"]: complaints.append("The cave description website is marked as needing updating using the guidebook description from the survex file. Tick the 'Website updated' checkbox when this is done.") # Find the cave, if it exists if waldata["cave"]: try: caveid = waldata["cave"] if type(caveid) is list: for i in caveid: i = i.replace("/","-") caveobject = getCave(i) # only the last one gets recorded.. ouch. else: caveid = caveid caveobject = getCave(caveid) print(f'getCave for id "{waldata["cave"]}" {caveobject}') # if not caveobject.url == waldata["description url"]: # complaints.append(f'The URL of cave description \"{waldata["description url"]}\" does not match the one on record for this cave which is: "{caveobject.url}". If the wallet is not for a cave, put a useful URL here.') except Cave.MultipleObjectsReturned: complaints.append(f'The cave ID \'{waldata["cave"]}\' is AMBIGUOUS. Please fix it.') caveobject = None except ObjectDoesNotExist: complaints.append(f'The cave ID \'{waldata["cave"]}\' is not recognised. Please fix it.') caveobject = None else: complaints.append(f'No cave ID is given. If there is no survex file, please give something, even if it is just "1623-000", "surface survey" or "scraps found in hut"') caveobject = None return complaints, caveobject # @login_required_if_public def scanupload(request, path=None): '''Upload scanned image files into a wallet on /expofiles Also display AND EDIT the contents.json data in the wallet. This is the main wallet display and edit page. The Wallet object and the contents.json file are created when the user first uploads files. This does NOT use a Django model linked to a Django form. Just a simple Django form. You will find the Django documentation on forms very confusing, as it covers many very differnet things we do not need. This is simpler. This subsumes much of the code which was in the old wallets.py script and so this function is very long indeed and needs refactoring. REWRITE bits using the ticklist, dateify, caveify, populate etc utility functions in core.view.scans.py ''' git = settings.GIT filesaved = False actual_saved = [] def read_json(): '''Read JSON from the wallet metadata file in the repo or fills with blank data if that files can't be read Should sanitise to ensure no spurious backslashes e.g. in windows style paths''' waldata = {} if contents_path.is_file(): create = False # yes wallet exists because JSON exists, even if no files in the surveyscans folder, or even if that folder does not exist with open(contents_path) as json_file: try: waldata = json.load(json_file) except: message = f"! {wallet} Failed to load {contents_path} JSON file" print(message) DataIssue.objects.create(parser='scans', message=message, url=wurl) # set URL to this wallet folder raise else: # no JSON file exists print(f'--- No JSON exists, so creating blank copy') waldata = WALLET_BLANK_JSON.copy() if not waldata["survex file"]: try: w = Wallet.objects.get(walletname=wallet) b = SurvexBlock.objects.filter(scanswallet=w) waldata["survex file"] = [] for bsf in b: waldata["survex file"].append(bsf.survexfile.path) except: print(f'--- No wallet {wallet} exists in database') return waldata def save_json(jsondict): newfolder = contents_path.parent #print(f'--- Wallet directory in :drawings: repo {newfolder=} {jsondict}') if not os.path.exists(contents_path.parent): print(f'--- No wallet directory in :drawings: repo, so creating it') os.makedirs(contents_path.parent) with open(contents_path, "w") as jfile: json.dump(jsondict, jfile, indent = 1) # print(f'--- FINISHED saving to JSON at {contents_path}') def make_wallet(walletname): '''We need a wallet Object so that the django template stuff can find the files ''' try: w, created = Wallet.objects.get_or_create(walletname=walletname) print(f'--- Wallet string {walletname}, wallet object {w} created new?: {created}') if created: w.fpath = Path(settings.SCANS_ROOT, walletname[0:4], walletname) w.save() except: print(f'!-- Wallet string {walletname}, FAIL TO GET or create WALLET OBJECT') raise def commit_json(waldata): destfolder = contents_path.parent dr_add = subprocess.run([git, "add", contentsjson], cwd=destfolder, capture_output=True, text=True) if dr_add.returncode != 0: msgdata = 'Ask a nerd to fix this.\n--' + dr_add.stderr + '\n--' + dr_add.stdout + '\n--return code: ' + str(dr_add.returncode) message = f'CANNOT git on server for this file {contentsjson}. Edits saved but not added to git.\n\n' + msgdata print(message) return render(request,'errors/generic.html', {'message': message}) else: if socket.gethostname() != "expo": comment = f"on dev machine '{socket.gethostname()}' " else: comment = "" if "cave" in waldata: label = waldata["cave"] else: if "name" in waldata: label = waldata["name"] else: label = "" dr_commit = subprocess.run([git, "commit", "-m", f'JSON update wallet {wallet} {label} {comment}'], cwd=destfolder, capture_output=True, text=True) # This produces return code = 1 if it commits OK if dr_commit.returncode != 0: msgdata = 'Ask a nerd to fix this.\n\n' + dr_commit.stderr + '\n\n' + dr_commit.stdout + '\n\nreturn code: ' + str(dr_commit.returncode) message = f'Error code with git on server for this {contentsjson}. File is added to git, but NOT committed.\n' + msgdata print(message) return render(request,'errors/generic.html', {'message': message}) def get_logbook_trips(): return None checkboxes = ["description written", "survex not required", "qms written", "website updated", "plan not required", "plan drawn", "elev not required", "elev drawn", "electronic survey" ] if path: wallet = urllib.parse.unquote(path) else: wallet = "2022#00" # improve this later year = wallet[:4] try: if wallet[4] != "#" and wallet[4] != ":": # print(f'! - FORM scanupload - {wallet[4]} unurlencoded {unquote(wallet)[4]}') # print(f'! - FORM scanupload - start {wallet} REDIRECT TO OLDWALLET') return(oldwallet(request, path)) except: # if nonumeric wallet name for example return(oldwallet(request, path)) if str(wallet).lower().endswith('indexpages'): # print(f'! - FORM scanupload - start {wallet} REDIRECT TO OLDWALLET') return(walletindex(request, path)) if not re.match('(19|20)\d\d[:#]\d\d', wallet): wallet = "2022:00" # improve this later # print(f'! - FORM scanupload - start {wallet}') if path: pass # print(f'! - FORM scanupload - start wallet:{wallet}: path:{path}:') if int(year) < 1977: year = "1977" if int(year) > 2050: year = "2050" nexty = f'{int(year)+1}' prevy = f'{int(year)-1}' wnumber = wallet[5:] next = f'{int(wnumber)+1:02d}' prev = f'{int(wnumber)-1:02d}' if int(wnumber) == 0: prev = f'{int(wnumber):02d}' wurl = f"/scanupload/{wallet}".replace('#', ':') wallet = wallet.replace(':','#') dirpath = Path(settings.SCANS_ROOT, year, wallet) contents_path = Path(settings.DRAWINGS_DATA, "walletjson") / year / wallet / contentsjson form = FilesForm() if request.method == 'POST': if "psg" in request.POST: # handle metadata form formj = WalletForm(request.POST) # Beware. All fields returned as strings. Must re-type them as lists etc. before using or re-saving # Also lots of hassle with lists of strings interpreted as a single string # Unset checkboxes do not return any value, checked ones return "True". So need initialising to False if formj.is_valid(): posted = request.POST.copy() posted.pop("csrfmiddlewaretoken") # discard this wd = WALLET_BLANK_JSON.copy() for f in checkboxes: wd[f] = False #print(f'--- wd ${f}$ - {wd[f]}') for f in posted: wd[xlate[f]] = posted[f].replace("\'", "\"") if posted[f] =="True": wd[xlate[f]] = True wd["people"] = wd["people"][1:-1].replace("\"", "").split(",") for i, elem in enumerate(wd["people"]): wd["people"][i] = elem.strip() #print(f'--- ${wd["survex file"]}$ - {type(wd["survex file"])}') if wd["survex file"]: # allow for no survex file at all if wd["survex file"][0] == '[': wd["survex file"] = wd["survex file"][1:-1] wd["survex file"] = wd["survex file"].replace("\"", "").split(",") for i, elem in enumerate(wd["survex file"]): wd["survex file"][i] = elem.strip() #print(f'--- {wd["survex file"]} - {type(wd["survex file"])}') save_json(wd) make_wallet(wallet) commit_json(wd) else: print(f'--- INVALID JSON Update form submitted') print(formj.errors) return render(request,'errors/generic.html', {'message': formj.errors}) elif "walletgoto" in request.POST: # not editing wallet data or uploading a file.. going direct to a named wallet formg = WalletGotoForm(request.POST,request.FILES) if formg.is_valid(): walletgoto = request.POST["walletgoto"] return HttpResponseRedirect(f'/scanupload/{walletgoto.replace("#",":")}') else: # not editing wallet data, uploading a file. But should not overwrite metadata at all. form = FilesForm(request.POST,request.FILES) if form.is_valid(): #print(f'--- FORM scanupload multiple BUT EMPTY METADATA supposedly {WALLET_BLANK_JSON["date"]=}') multiple = request.FILES.getlist('uploadfiles') fs = FileSystemStorage(os.path.join(dirpath)) # creates wallet folder if necessary waldata = read_json() actual_saved = [] if multiple: for f in multiple: try: # crashes in Django os.chmod call if on WSL, but does save file! saved_filename = fs.save(f.name, content=f) except: print(f'\n !! Permissions failure ?! on attempting to save file {f.name}') if 'saved_filename' in locals(): if saved_filename.is_file(): actual_saved.append(saved_filename) # print(f'! - FORM scanupload multiple {actual_saved}') filesaved = True #print(f'--- FORM scanupload multiple BUT EMPTY METADATA supposedly {WALLET_BLANK_JSON["date"]=}') save_json(waldata) make_wallet(wallet) commit_json(waldata) # # Not a POST, so a GET starts here. And also control gets here after a POST is processed. # files = [] dirs = [] # print(f'! - FORM scanupload - start {wallet} {dirpath}') if dirpath.is_dir(): create = False # wallet exists because folder exists, even if nothing in it try: for f in dirpath.iterdir(): if f.is_dir(): for d in f.iterdir(): dirs.append(f'{f.name}/{d.name}') if f.is_file(): files.append(f.name) except FileNotFoundError: files.append('(No wallet yet. It would be created if you upload a scan and then save the form with a date.)') else: create = True if len(files) >0 : files = sorted(files) if dirs: dirs = sorted(dirs) try: waldata = read_json() except: message = f'Nasty failure in parsing wallets metadata in {contents_path}. Probably backslash not forward slash in filename path' return render(request, 'errors/generic.html', {'message': message}) jsonfile = Path(settings.DRAWINGS_DATA, "walletjson") / wallet[0:4] / wallet / "contents.json" # print(f'! - FORM scanupload - jsonfile {jsonfile}') if not Path(jsonfile).is_file(): metadataurl = "" else: metadataurl = Path("/dwgdataraw", "walletjson") / wallet[0:4] / wallet.replace("#",":") / "contents.json" psg = "" freetext = "" chkplannr = "" chkpland = "" svxfiles = [] trips =[] checked = {} context = {} if waldata: # should always be true as populated by blank data if json file doesn't exist # if not type(waldata["people"])==list: # if waldata["people"][0] == '"': # waldata["people"] = waldata["people"][1:-1] # waldata["people"] = list(waldata["people"]) if not waldata["date"] or not waldata["people"] or waldata["people"] == ["Unknown"] or waldata["people"] == [""] or waldata["cave"] == "": # json file does not exist, blank data, or people not typed into JSON file # refactor into separate functions for no date set or no people set or no cave set # print(f'No date set') print(f'\n - Incomplete, empty or default wallet data {wallet} {waldata=}') refs=[] dates = [] team = [] caverefs = [] caves =[] names =[] svxf = '' if waldata["survex file"]: if not type(waldata["survex file"])==list: # a string also is a sequence type, so do it this way waldata["survex file"] = [waldata["survex file"]] for svxf in waldata["survex file"]: print(f' - {svxf=}') if svxf: svx = Path(svxf) if svx.suffix.lower() != ".svx": svx = svx.with_suffix(".svx") f = Path(settings.SURVEX_DATA) / svx if f.is_file(): path = svx.parent / svx.stem #print(f' - {path=}') try: svxfile = SurvexFile.objects.get(path=path) print(f' - {svxfile=}') if svxfile.cave: caves.append(svxfile.cave) caverefs.append(svxfile.cave.reference()) blocks = SurvexBlock.objects.filter(survexfile= svxfile) for b in blocks: print(f' - - {b=} {b.scanswallet=} {b.date=}') if b.scanswallet: refs.append(b.scanswallet) if b.scanswallet.walletname == wallet: if b.date: dates.append(b.date) if b.name != b.title: names.append(str(b.name) + "|" + str(b.title)) else: names.append(str(b.name)) # we can use the people, across all blocks that have this *ref QSpeople = SurvexPersonRole.objects.filter(survexblock=b) print(f' - - {QSpeople=}') for p in QSpeople: print(f' - - {p.personname} ') team.append(p.personname) # else: # print(f' - Wallet not matching *ref {b.scanswallet=} {wallet}') except: message = f'Specified survex file not found - database may be empty, or this survex file is not *included anywhere.' # return render(request, 'errors/generic.html', {'message': message}) pass if dates: waldata["date"] = min(dates).isoformat() print(f' - - {team=} ') team = list(set(team)) waldata["people"] = team caverefs = list(set(caverefs)) caves = list(set(caves)) if len(caverefs) == 1: waldata["cave"] = caverefs[0] print(f' - Setting wallet cave to {caverefs[0]}') # waldata["description url"] = caves[0] elif len(caverefs) == 0: waldata["cave"] = "" # waldata["description url"] = "" print(f' - No caves in this wallet {wallet}. ') else: waldata["cave"] = "several caves" # waldata["description url"] = "several.." print(f' - More than one Cave {caves} in this wallet {wallet}. Not managed in this troggle release.') if len(names) == 1: if waldata["name"] == '': waldata["name"] = names[0] print(f' - Setting wallet name to {names[0]}') elif len(names) == 0: waldata["name"] = '' print(f' - Setting wallet name blank') else: waldata["name"] = f"several, please edit: {names}" print(f' - More than one block name is relevant {names} in this wallet {wallet}. Not managed in this troggle release.') if "cave" in waldata: cave = waldata["cave"] # text string else: cave = "" if waldata["name"]: psg = waldata["name"] if "free text" in waldata: freetext = waldata["free text"] # find trips and survex files of the same date if waldata["date"]: datestr = waldata["date"].replace('.','-') try: samedate = datetime.date.fromisoformat(datestr) except ValueError: # probably a single digit day number. HACKUS MAXIMUS. # clearly we need to fix this when we first import date strings.. datestr = datestr[:-1] + '0' + datestr[-1] print(f' - {datestr=} ') try: samedate = datetime.date.fromisoformat(datestr) except: try: samedate = datetime.date.fromisoformat(datestr[:10]) except: samedate = None thisexpo = Expedition.objects.get(year=int(year)) if samedate: expeditionday = thisexpo.get_expedition_day(samedate) #print(f' - {thisexpo=} {expeditionday=}') svxothers = SurvexBlock.objects.filter(expeditionday=expeditionday) #print(f' - {thisexpo=} {expeditionday=} {svxothers=}') trips = LogbookEntry.objects.filter(date=samedate) else: svxothers = None trips = None else: svxothers = None trips = None #Survex and survex complaints, comes from json file on disc, not as pre-populated as above complaints, caveobject = get_complaints([], waldata, svxfiles, files, wallet, wurl) # print(f' - {caveobject=}') for f in checkboxes: if waldata[f]: checked[f] = "checked" survexsize = str(min(len(str(waldata["survex file"])), 46)) context = {'year': year, 'prev': prev, 'next': next, 'prevy': prevy, 'nexty': nexty, 'files': files, 'dirs': dirs, 'waldata': waldata, 'svxfiles': svxfiles, 'checked': checked, 'trips': trips, 'svxothers': svxothers, 'create': create, 'metadataurl': metadataurl, 'complaints': complaints, 'caveobject': caveobject, 'people': waldata["people"], 'peoplesize': str(len(str(waldata["people"]))), 'filesaved': filesaved, 'actual_saved': actual_saved } return render(request, 'walletform.html', {'form': form, 'wallet': wallet, **context, 'date': waldata["date"], #'url': waldata["description url"], 'urlsize': str(len(str(waldata["description url"]))), 'survex': waldata["survex file"], 'survexsize': survexsize, 'cave': cave, 'psg': psg, 'freetext': freetext,'psgsize': str(max(12,len(str(psg)))), 'freetextsize': str(max(60,len(str(freetext))))}) else: # no wallet data: should never happen as their should be default data in all cases context = {'year': year, 'prev': prev, 'next': next, 'prevy': prevy, 'nexty': nexty, 'files': files, 'dirs': dirs, 'waldata': waldata, 'svxfiles': svxfiles, 'checked': checked, 'create': create, 'people': "", 'peoplesize': 12, 'filesaved': filesaved, 'actual_saved': actual_saved } return render(request, 'walletform.html', {'form': form, 'wallet': wallet, **context, 'date': "", #'url': "", 'urlsize': 12, 'survex': "", 'survexsize': 46, 'cave': cave, 'psg': psg, 'freetext': freetext,'psgsize': 12, 'freetextsize': 20}) @login_required_if_public def photoupload(request, folder=None): '''Upload photo image files into /expofiles/photos/// This does NOT use a Django model linked to a Django form. Just a simple Django form. You will find the Django documentation on forms very confusing, This is simpler. When uploading from a phone, it is useful to be able to rename the file to something meaningful as this is difficult to do on a phone. Previously we had assumed files would be renamed to something useful before starting the upload. Unfortunately this only works when uploading one file at at time , inevitable once you think about it. ''' year = settings.PHOTOS_YEAR filesaved = False actual_saved = [] context = {'year': year, 'placeholder': "AnathemaDevice"} yearpath = Path(settings.PHOTOS_ROOT, year) if folder == str(year) or folder == str(year) +"/": folder = None if folder is None: folder = "" # improve this later dirpath = Path(settings.PHOTOS_ROOT, year) urlfile = f'/expofiles/photos/{year}' urldir = f'/photoupload/{year}' else: # it will contain the year as well as the photographer dirpath = Path(settings.PHOTOS_ROOT, folder) if dirpath.is_dir(): urlfile = f'/expofiles/photos/{folder}' urldir = Path('/photoupload') / folder else: folder = "" # improve this later dirpath = Path(settings.PHOTOS_ROOT, year) urlfile = f'/expofiles/photos/{year}' urldir = f'/photoupload/{year}' form = FilesRenameForm() formd = TextForm() if request.method == 'POST': if "photographer" in request.POST: formd = TextForm(request.POST) if formd.is_valid(): newphotographer = request.POST["photographer"] (yearpath / newphotographer).mkdir(exist_ok=True) else: form = FilesRenameForm(request.POST,request.FILES) if form.is_valid(): f = request.FILES["uploadfiles"] multiple = request.FILES.getlist('uploadfiles') # NO CHECK that the files being uploaded are image files fs = FileSystemStorage(dirpath) renameto = request.POST["renameto"] actual_saved = [] if multiple: if len(multiple) == 1: if renameto != "": try: # crashes in Django os.chmod call if on WSL, but does save file! saved_filename = fs.save(renameto, content=f) except: print(f'\n !! Permissions failure ?! on attempting to save file {f.name}') if 'saved_filename' in locals(): if saved_filename.is_file(): actual_saved.append(saved_filename) filesaved = True else: # multiple is the uploaded content try: # crashes in Django os.chmod call if on WSL, but does save file! saved_filename = fs.save(f.name, content=f) except: print(f'\n !! Permissions failure ?! on attempting to save file {f.name}') if 'saved_filename' in locals(): if saved_filename.is_file(): actual_saved.append(saved_filename) filesaved = True else: # multiole is a list of content for f in multiple: try: # crashes in Django os.chmod call if on WSL, but does save file! saved_filename = fs.save(f.name, content=f) except: print(f'\n !! Permissions failure ?! on attempting to save file {f.name}') if 'saved_filename' in locals(): if saved_filename.is_file(): actual_saved.append(saved_filename) filesaved = True files = [] dirs = [] try: for f in dirpath.iterdir(): if f.is_dir(): dirs.append(f.name) if f.is_file(): files.append(f.name) except FileNotFoundError: files.append('(no folder yet - would be created)') if len(files) >0 : files = sorted(files) if dirs: dirs = sorted(dirs) return render(request, 'photouploadform.html', {'form': form, **context, 'urlfile': urlfile, 'urldir': urldir,'folder': folder, 'files': files, 'dirs': dirs, 'filesaved': filesaved, 'actual_saved': actual_saved}) @login_required_if_public def dwgupload(request, folder=None, gitdisable='no'): '''Upload DRAWING files (tunnel or therion) into the upload folder in :drawings AND registers it into the :drawings: git repo. This does NOT use a Django model linked to a Django form. Just a simple Django form. You will find the Django documentation on forms very confusing, This is simpler. We could validate the uploaded files as being a valid files using an XML parser, not a dubious script or hack We use get_or_create instead of simply creating a new object in case someone uploads the same file several times in one session, and expects them to be overwritten in the database. Although the actual file will be duplicated in the filesystem with different random name ending. ''' def dwgvalid(name): if name in [ '.gitignore', ]: return False if Path(name).suffix.lower() in ['.xml', '.th', '.th2', '', '.svg', '.txt']: return True # dangerous, we should check the actual file binary signature return False def dwgvaliddisp(name): '''OK to display, even if we are not going to allow a new one to be uploaded ''' if name in [ '.gitignore', ]: return False if Path(name).suffix.lower() in ['.xml', '.th', '.th2', '', '.svg', '.txt', '.jpg', '.jpeg', '.png', '.pdf', '.top', '.topo']: return True # dangerous, we should check the actual file binary signature return False filesaved = False actual_saved = [] refused = [] doesnotexist = '' # print(f'! - FORM dwgupload - start "{folder}" - gitdisable "{gitdisable}"') if folder is None: folder = "" # improve this later dirpath = Path(settings.DRAWINGS_DATA) urlfile = '/dwgdataraw' urldir = '/dwgupload' else: dirpath = Path(settings.DRAWINGS_DATA, folder) urlfile = Path('/dwgdataraw/') / folder urldir = Path('/dwgupload/') / folder form = FilesForm() if request.method == 'POST': form = FilesForm(request.POST,request.FILES) if form.is_valid(): # print(f'! - FORM dwgupload - POST valid: "{request.FILES["uploadfiles"]}" ') f = request.FILES["uploadfiles"] multiple = request.FILES.getlist('uploadfiles') fs = FileSystemStorage(os.path.join(settings.DRAWINGS_DATA, folder)) actual_saved = [] refused = [] # GIT see also core/views/expo.py editexpopage() # GIT see also core/models/cave.py writetrogglefile() if gitdisable != 'yes': # set in url 'dwguploadnogit/' git = settings.GIT else: git = 'echo' # print(f'git DISABLED {f.name}') if multiple: for f in multiple: # print(f'! - FORM dwgupload - file {f} in {multiple=}') if dwgvalid(f.name): try: # crashes in Django os.chmod call if on WSL without metadata drvfs, but does save file! saved_filename = fs.save(f.name, content=f) except: print(f'! - FORM dwgupload - \n!! Permissions failure ?! on attempting to save file {f.name}. Attempting to continue..') if 'saved_filename' in locals(): if Path(dirpath, saved_filename).is_file(): actual_saved.append(saved_filename) if gitdisable != 'yes': dr_add = subprocess.run([git, "add", saved_filename], cwd=dirpath, capture_output=True, text=True) msgdata = dr_add.stderr + '\n' + dr_add.stdout + '\nreturn code: ' + str(dr_add.returncode) # message = f'! - FORM dwgupload - Success: git ADD on server for this file {saved_filename}.' + msgdata # print(message) if dr_add.returncode != 0: msgdata = 'Ask a nerd to fix this.\n\n' + dr_add.stderr + '\n\n' + dr_add.stdout + '\n\nreturn code: ' + str(dr_add.returncode) message = f'! - FORM dwgupload - CANNOT git ADD on server for this file {saved_filename}. Edits saved but not added to git.\n' + msgdata print(message) return render(request,'errors/generic.html', {'message': message}) dwgfile, created = DrawingFile.objects.get_or_create(dwgpath=saved_filename, dwgname=Path(f.name).stem, filesize=f.size) dwgfile.save() else: message = f'! - FORM dwgupload - NOT A FILE {Path(dirpath, saved_filename)=}. ' print(message) else: message = f'! - FORM dwgupload - Save failure for {saved_filename}. Changes NOT saved.' print(message) return render(request,'errors/generic.html', {'message': message}) if saved_filename != f.name: # message = f'! - FORM dwgupload - Save RENAME {f.name} renamed as {saved_filename}. This is OK.' # print(message) pass else: refused.append(f.name) # print(f'REFUSED {f.name}') if actual_saved: filesaved = True if len(actual_saved) > 1: dots = "..." else: dots = "" if gitdisable != 'yes': dr_commit = subprocess.run([git, "commit", "-m", f'Drawings upload - {actual_saved[0]}{dots}'], cwd=dirpath, capture_output=True, text=True) # message = f'! - FORM dwgupload - For uploading {actual_saved[0]}{dots}. Edits saved, added to git, and COMMITTED.\n' + msgdata # print(message) # This produces return code = 1 if it commits OK if dr_commit.returncode != 0: msgdata = 'Ask a nerd to fix this.\n\n' + dr_commit.stderr + '\n' + dr_commit.stdout + '\nreturn code: ' + str(dr_commit.returncode) message = f'! - FORM dwgupload -Error code with git on server for this {actual_saved[0]}{dots}. Edits saved, added to git, but NOT committed.\n' + msgdata print(message) return render(request,'errors/generic.html', {'message': message}) else: print(f' git disabled "{git=}"') else:# maybe all were refused by the suffix test in dwgvalid() message = f'! - FORM dwgupload - Nothing actually saved. All were refused. {actual_saved=}' print(message) files = [] dirs = [] # print(f'! - FORM dwgupload - start {folder=} \n"{dirpath=}" \n"{dirpath.parent=}" \n"{dirpath.exists()=}"') try: for f in dirpath.iterdir(): if f.is_dir(): if f.name not in ['.git' ]: dirs.append(f.name) continue if f.is_file(): if dwgvaliddisp(f.name): files.append(f.name) continue except FileNotFoundError: doesnotexist = True if files: files = sorted(files) if dirs: dirs = sorted(dirs) return render(request, 'dwguploadform.html', {'form': form, 'doesnotexist': doesnotexist, 'urlfile': urlfile, 'urldir': urldir,'folder': folder, 'files': files, 'dirs': dirs, 'filesaved': filesaved, 'actual_saved': actual_saved, 'refused': refused})