def new_folder(request, case_id): """Load files from a local directory.""" case = get_object_or_404(Case, pk=case_id) # Security check. if not(request.user.is_superuser or request.user in case.users.all()): return render_to_response("error.html", {"error": "You are not authorized to add image to this."}, context_instance=RequestContext(request)) if case.state == "C": return render_to_response("error.html", {"error": "You cannot add an image to a closed case."}, context_instance=RequestContext(request)) if request.method == "POST": form = forms.ImageFolderForm(request.POST) if form.is_valid(): # Check. if not os.path.exists(request.POST.get("path")): return render_to_response("error.html", {"error": "Folder does not exist."}, context_instance=RequestContext(request)) elif not os.path.isdir(request.POST.get("path")): return render_to_response("error.html", {"error": "Folder is not a directory."}, context_instance=RequestContext(request)) # Add all files in directory. mime = magic.Magic(mime=True) for file in os.listdir(request.POST.get("path")): content_type = mime.from_file(os.path.join(request.POST.get("path"), file)) # Check if content type is allowed. if not check_allowed_content(content_type): # TODO: add some kind of feedback. pass task = Analysis() task.owner = request.user task.case = case task.file_name = file task.image_id = save_file(file_path=os.path.join(request.POST.get("path"), file), content_type=content_type) task.thumb_id = create_thumb(os.path.join(request.POST.get("path"), file)) task.save() # Auditing. log_activity("I", "Created new analysis {0}".format(task.file_name), request) return HttpResponseRedirect(reverse("analyses.views.show_case", args=(case.id, "list"))) else: form = forms.ImageFolderForm() return render_to_response("analyses/images/new_folder.html", {"form": form, "case": case}, context_instance=RequestContext(request))
def clean_image(self): image = self.cleaned_data.get("image", False) if image: # File check. if image._size > settings.MAX_FILE_UPLOAD: raise ValidationError("Image file too large") # Type check. file_type = get_content_type_from_file(image.temporary_file_path()) if not check_allowed_content(file_type): raise ValidationError("Image type not supported.") else: raise ValidationError("Image field is mandatory.")
def clean_image(self): image = self.cleaned_data.get("image", False) if image: # File check. if image._size > settings.MAX_FILE_UPLOAD: raise ValidationError("Image file too large") # Type check. file_type = get_content_type_from_file(image.temporary_file_path()) if not check_allowed_content(file_type): raise ValidationError("Image type not supported.") else: raise ValidationError("Image field is mandatory.")
def _add_task(self, file, case, user): """Adds a new task to database. @param file: file path @param case: case id @param user: user id """ # File type check. mime = magic.Magic(mime=True) content_type = mime.from_file(file) if not check_allowed_content(content_type): print "WARNING: Skipping %s: file type not allowed." % file else: # Add to analysis queue. task = Analysis() task.owner = user task.case = case task.file_name = os.path.basename(file) task.image_id = save_file(file_path=file, content_type=content_type) task.thumb_id = create_thumb(file) task.save()
def add_task(file_path, file_name=None, case=None, user=None, content_type=None, image_id=None, thumb_id=None): """Adds a new task to database. @param file_path: file path @param file_name: file name @param case: case id @param user: user id @param content_type: file content type @param image_id: original image gridfs id @param thumb_id: thumbnail gridfs id """ # TODO: re enable with py3 support. # assert isinstance(file_path, str) # File name. if not file_name: file_name = os.path.basename(file_path) # File type check. if not content_type: content_type = get_content_type_from_file(file_path) # If image is not already stored on gridfs. if not image_id: image_id = save_file(file_path=file_path, content_type=content_type) # If image thumbnail is available. if not thumb_id: thumb_id = create_thumb(file_path) # Check on allowed file type. if not check_allowed_content(content_type): raise GhiroValidationException("Skipping %s: file type not allowed." % file_name) else: # Add to analysis queue. return Analysis.objects.create( owner=user, case=case, file_name=file_name, image_id=image_id, thumb_id=thumb_id )
def new_url(request, case_id): """Upload a new image via URL.""" case = get_object_or_404(Case, pk=case_id) # Security check. if not request.user.is_superuser and not request.user in case.users.all(): return render_to_response("error.html", {"error": "You are not authorized to add image to this."}, context_instance=RequestContext(request)) if case.state == "C": return render_to_response("error.html", {"error": "You cannot add an image to a closed case."}, context_instance=RequestContext(request)) if request.method == "POST": form = forms.UrlForm(request.POST) if form.is_valid(): # Download file. try: url = urllib2.urlopen(request.POST.get("url"), timeout=5) except urllib2.URLError as e: if hasattr(e, "reason"): return render_to_response("error.html", {"error": "We failed to reach a server, reason: %s" % e.reason}, context_instance=RequestContext(request)) elif hasattr(e, "code"): return render_to_response("error.html", {"error": "The remote server couldn't fulfill the request, HTTP error code %s" % e.code}, context_instance=RequestContext(request)) # Store temp file. url_temp = NamedTemporaryFile(delete=True) url_temp.write(url.read()) url_temp.flush() # Convert to File object. url_file = File(url_temp).name # Check content type. mime = magic.Magic(mime=True) content_type = mime.from_file(url_file) if not check_allowed_content(content_type): return render_to_response("error.html", {"error": "File type not supported"}, context_instance=RequestContext(request)) # Create analysis task. task = Analysis() task.owner = request.user task.case = case task.file_name = os.path.basename(urlparse.urlparse(request.POST.get("url")).path) task.image_id = save_file(file_path=url_file, content_type=content_type) task.thumb_id = create_thumb(url_file) task.save() # Auditing. log_activity("I", "Created new analysis {0} from URL {1}".format(task.file_name, request.POST.get("url")), request) return HttpResponseRedirect(reverse("analyses.views.show_case", args=(case.id, "list"))) else: # Request is not a POST. form = forms.UrlForm() return render_to_response("analyses/images/new_url.html", {"form": form, "case": case}, context_instance=RequestContext(request))
class Command(BaseCommand): """Image submission via command line.""" option_list = BaseCommand.option_list + ( make_option("--target", "-t", dest="target", help="Path of the file or directory to submit"), make_option("--case", "-c", dest="case", help="Case ID, images will be attached to it"), make_option("--username", "-u", dest="username", help="Username"), make_option("--recurse", "-r", dest="recurse", default=False, action="store_true", help="Recurse inside subdirectories"), ) help = "Task submission" def handle(self, *args, **options): """Runs command.""" # Validation. if not options["username"] or not options["case"] or not options[ "target"]: print "Options -t (target), -c (case) and -u (user are mandatory. Exiting." sys.exit(1) # Get options. user = Profile.objects.get(username=options["username"].strip()) case = Case.objects.get(pk=options["case"].strip()) # Add directory or files. if os.path.isdir(options["target"]) and options["recurse"]: for dirname, dirnames, filenames in os.walk(options["target"]): for filename in filenames: target = os.path.join(dirname, filename) print "INFO: processing {0}".format(target) self._add_task(target, case, user) elif os.path.isdir(options["target"]): for file_name in os.listdir(options["target"]): print "INFO: processing {0}".format(file_name) self._add_task(os.path.join(options["target"], file_name), case, user) elif os.path.isfile(options["target"]): print "INFO: processing {0}".format(options["target"]) self._add_task(options["target"], case, user) else: print "ERROR: target is not a file or directory" def _add_task(self, file, case, user): """Adds a new task to database. @param file: file path @param case: case id @param user: user id """ # File type check. mime = magic.Magic(mime=True) content_type = mime.from_file(file) if not check_allowed_content(content_type): print "WARNING: Skipping %s: file type not allowed." % file else: # Add to analysis queue. task = Analysis() task.owner = user task.case = case task.file_name = os.path.basename(file) task.image_id = save_file(file_path=file, content_type=content_type) task.thumb_id = create_thumb(file) task.save()
}, context_instance=RequestContext( request)) # Store temp file. url_temp = NamedTemporaryFile(delete=True) url_temp.write(url.read()) url_temp.flush() # Convert to File object. url_file = File(url_temp).name # Check content type. mime = magic.Magic(mime=True) content_type = mime.from_file(url_file) if not check_allowed_content(content_type): return render_to_response( "error.html", {"error": "File type not supported"}, context_instance=RequestContext(request)) # Create analysis task. task = Analysis() task.owner = request.user task.case = case task.file_name = os.path.basename( urlparse.urlparse(request.POST.get("url")).path) task.image_id = save_file(file_path=url_file, content_type=content_type) task.thumb_id = create_thumb(url_file) task.save() # Auditing.