1 # -*- coding: utf-8 -*-
2 from datetime import date
3 from functools import wraps
4 from os.path import join
6 from shutil import move, rmtree
7 from django.conf import settings
14 View decorator, which puts tab info on a request.
18 def wrapped(request, *args, **kwargs):
19 request.catalogue_active_tab = tab
20 return f(request, *args, **kwargs)
25 def cached_in_field(field_name):
29 def wrapped(self, *args, **kwargs):
30 value = getattr(self, field_name)
32 value = f(self, *args, **kwargs)
33 type(self)._default_manager.filter(pk=self.pk).update(**{field_name: value})
39 def parse_isodate(isodate):
41 return date(*[int(p) for p in isodate.split('-')])
42 except (AttributeError, TypeError, ValueError):
43 raise ValueError("Not a date in ISO format.")
46 class GalleryMerger(object):
47 def __init__(self, dest_gallery, src_gallery):
48 self.dest = dest_gallery
49 self.src = src_gallery
56 return join(settings.MEDIA_ROOT, settings.IMAGE_DIR, gallery)
60 m = re.match(r"^([0-9])-", name)
62 return int(m.groups()[0])
66 def set_prefix(name, prefix, always=False):
67 m = not always and re.match(r"^([0-9])-", name)
68 return "%1d-%s" % (prefix, m and name[2:] or name)
72 """Check if we have gallery size recorded"""
73 return self.dest_size is not None
81 files = listdir(self.path(self.dest))
83 self.dest_size = len(files)
84 files_other = listdir(self.path(self.src))
86 self.src_size = len(files_other)
88 if files and files_other:
89 print "compare %s with %s" % (files[-1], files_other[0])
91 join(self.path(self.dest), files[-1]),
92 join(self.path(self.src), files_other[0]),
100 renamed_files_other = {}
103 # check if all elements of my files have a prefix
104 files_prefixed = True
106 p = self.get_prefix(f)
111 files_prefixed = False
114 # if not, add a 0 prefix to them
115 if not files_prefixed:
118 renamed_files[f] = self.set_prefix(f, 0, True)
120 # two cases here - either all are prefixed or not.
121 files_other_prefixed = True
122 for f in files_other:
123 pfx = self.get_prefix(f)
125 if pfx not in prefixes:
127 prefixes[pfx] = last_pfx
128 renamed_files_other[f] = self.set_prefix(f, prefixes[pfx])
130 # ops, not all files here were prefixed.
131 files_other_prefixed = False
134 # just set a 1- prefix to all of them
135 if not files_other_prefixed:
136 for f in files_other:
137 renamed_files_other[f] = self.set_prefix(f, 1, True)
139 # finally, move / rename files.
140 for frm, to in renamed_files.items():
141 move(join(self.path(self.dest), frm), join(self.path(self.dest), to))
142 for frm, to in renamed_files_other.items():
143 move(join(self.path(self.src), frm), join(self.path(self.dest), to))
145 rmtree(join(self.path(self.src)))