+++ /dev/null
-# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
-#
-from datetime import date
-from functools import wraps
-from os.path import join
-from os import listdir, stat
-from shutil import move, rmtree
-from django.conf import settings
-import re
-import filecmp
-
-from django.db.models import Count
-
-
-def active_tab(tab):
- """
- View decorator, which puts tab info on a request.
- """
- def wrapper(f):
- @wraps(f)
- def wrapped(request, *args, **kwargs):
- request.catalogue_active_tab = tab
- return f(request, *args, **kwargs)
- return wrapped
- return wrapper
-
-
-def cached_in_field(field_name):
- def decorator(f):
- @property
- @wraps(f)
- def wrapped(self, *args, **kwargs):
- value = getattr(self, field_name)
- if value is None:
- value = f(self, *args, **kwargs)
- type(self)._default_manager.filter(pk=self.pk).update(**{field_name: value})
- return value
- return wrapped
- return decorator
-
-
-def parse_isodate(isodate):
- try:
- return date(*[int(p) for p in isodate.split('-')])
- except (AttributeError, TypeError, ValueError):
- raise ValueError("Not a date in ISO format.")
-
-
-class GalleryMerger(object):
- def __init__(self, dest_gallery, src_gallery):
- self.dest = dest_gallery
- self.src = src_gallery
- self.dest_size = None
- self.src_size = None
- self.num_deleted = 0
-
- @staticmethod
- def path(gallery):
- return join(settings.MEDIA_ROOT, settings.IMAGE_DIR, gallery)
-
- @staticmethod
- def get_prefix(name):
- m = re.match(r"^([0-9])-", name)
- if m:
- return int(m.groups()[0])
- return None
-
- @staticmethod
- def set_prefix(name, prefix, always=False):
- m = not always and re.match(r"^([0-9])-", name)
- return "%1d-%s" % (prefix, m and name[2:] or name)
-
- @property
- def was_merged(self):
- "Check if we have gallery size recorded"
- return self.dest_size is not None
-
- def merge(self):
- if not self.dest:
- return self.src
- if not self.src:
- return self.dest
-
- files = listdir(self.path(self.dest))
- files.sort()
- self.dest_size = len(files)
- files_other = listdir(self.path(self.src))
- files_other.sort()
- self.src_size = len(files_other)
-
- if files and files_other:
- if filecmp.cmp(
- join(self.path(self.dest), files[-1]),
- join(self.path(self.src), files_other[0]),
- False
- ):
- files_other.pop(0)
- self.num_deleted = 1
-
- prefixes = {}
- renamed_files = {}
- renamed_files_other = {}
- last_pfx = -1
-
- # check if all elements of my files have a prefix
- files_prefixed = True
- for f in files:
- p = self.get_prefix(f)
- if p:
- if p > last_pfx: last_pfx = p
- else:
- files_prefixed = False
- break
-
- # if not, add a 0 prefix to them
- if not files_prefixed:
- prefixes[0] = 0
- for f in files:
- renamed_files[f] = self.set_prefix(f, 0, True)
-
- # two cases here - either all are prefixed or not.
- files_other_prefixed = True
- for f in files_other:
- pfx = self.get_prefix(f)
- if pfx is not None:
- if not pfx in prefixes:
- last_pfx += 1
- prefixes[pfx] = last_pfx
- renamed_files_other[f] = self.set_prefix(f, prefixes[pfx])
- else:
- # ops, not all files here were prefixed.
- files_other_prefixed = False
- break
-
- # just set a 1- prefix to all of them
- if not files_other_prefixed:
- for f in files_other:
- renamed_files_other[f] = self.set_prefix(f, 1, True)
-
- # finally, move / rename files.
- for frm, to in renamed_files.items():
- move(join(self.path(self.dest), frm),
- join(self.path(self.dest), to))
- for frm, to in renamed_files_other.items():
- move(join(self.path(self.src), frm),
- join(self.path(self.dest), to))
-
- rmtree(join(self.path(self.src)))
- return self.dest
fnp / redakcja.git / blobdiff