-# coding: utf-8
+# -*- coding: utf-8
+
+import os
+import re
+import decimal
from django.utils.translation import ugettext as _
from django.utils.safestring import mark_safe
from time import gmtime, strftime, localtime, mktime, time
from django.core.files import File
from django.core.files.storage import default_storage
-import os, re, decimal
+
from urlparse import urlparse
# filebrowser imports
"""
Change URL to PATH.
Value has to be an URL relative to MEDIA URL or a full URL (including MEDIA_URL).
-
+
Returns a PATH relative to MEDIA_ROOT.
"""
+ print "URL2PATH", repr(value)
mediaurl_re = re.compile(r'^(%s)' % (MEDIA_URL))
- value = mediaurl_re.sub('', value)
+ value = mediaurl_re.sub(u'', value)
return value
-
+
def _path_to_url(value):
"""
Change PATH to URL.
Value has to be a PATH relative to MEDIA_ROOT.
-
+
Return an URL relative to MEDIA_ROOT.
"""
mediaroot_re = re.compile(r'^(%s)' % (MEDIA_ROOT))
value = mediaroot_re.sub('', value)
return _url_join(MEDIA_URL, value)
-
+
def _dir_from_url(value):
"""
URL has to be an absolute URL including MEDIA_URL or
an URL relative to MEDIA_URL.
"""
-
+
mediaurl_re = re.compile(r'^(%s)' % (MEDIA_URL))
value = mediaurl_re.sub('', value)
directory_re = re.compile(r'^(%s)' % (DIRECTORY))
value = directory_re.sub('', value)
return os.path.split(value)[0]
-
+
def _get_version_path(value, version_prefix):
"""
Construct the PATH to an Image version.
Value has to be server-path, relative to MEDIA_ROOT.
-
+
version_filename = filename + version_prefix + ext
Returns a path relative to MEDIA_ROOT.
"""
if os.path.isfile(os.path.join(MEDIA_ROOT, value)):
path, filename = os.path.split(value)
filename, ext = os.path.splitext(filename)
- version_filename = filename + "_" + version_prefix + ext
+ version_filename = filename + u"_" + version_prefix + ext
return os.path.join(VERSIONS_BASEDIR, path, version_filename)
else:
return None
-
-def _sort_by_attr(seq, attr):
- """
- Sort the sequence of objects by object's attribute
-
- Arguments:
- seq - the list or any sequence (including immutable one) of objects to sort.
- attr - the name of attribute to sort by
-
- Returns:
- the sorted list of objects.
- """
- import operator
-
- # Use the "Schwartzian transform"
- # Create the auxiliary list of tuples where every i-th tuple has form
- # (seq[i].attr, i, seq[i]) and sort it. The second item of tuple is needed not
- # only to provide stable sorting, but mainly to eliminate comparison of objects
- # (which can be expensive or prohibited) in case of equal attribute values.
- intermed = map(None, map(getattr, seq, (attr,)*len(seq)), xrange(len(seq)), seq)
- intermed.sort()
- return map(operator.getitem, intermed, (-1,) * len(intermed))
-
def _url_join(*args):
- if args[0].startswith("http://"):
- url = "http://"
+ if args[0].startswith(u"http://"):
+ url = u"http://"
else:
- url = "/"
+ url = u"/"
for arg in args:
- arg = str(arg).replace("\\", "/")
- arg_split = arg.split("/")
+ arg = unicode(arg).replace(u"\\", u"/")
+ arg_split = arg.split(u"/")
for elem in arg_split:
- if elem != "" and elem != "http:":
- url = url + elem + "/"
+ if elem != u"" and elem != u"http:":
+ url = url + elem + u"/"
# remove trailing slash for filenames
if os.path.splitext(args[-1])[1]:
- url = url.rstrip("/")
+ url = url.rstrip(u"/")
return url
-
+
def _get_path(path):
"""
Get Path.
"""
-
+
if os.path.isabs(path) or not os.path.isdir(os.path.join(MEDIA_ROOT, DIRECTORY, path)):
return None
return path
-
+
def _get_file(path, filename):
"""
Get File.
"""
-
+
if not os.path.isfile(os.path.join(MEDIA_ROOT, DIRECTORY, path, filename)) and not os.path.isdir(os.path.join(MEDIA_ROOT, DIRECTORY, path, filename)):
return None
return filename
-
+
def _get_breadcrumbs(query, path, title):
"""
Get breadcrumbs.
"""
-
+
breadcrumbs = []
dir_query = ""
if path:
for item in path.split(os.sep):
- dir_query = os.path.join(dir_query,item)
- breadcrumbs.append([item,dir_query])
+ dir_query = os.path.join(dir_query, item)
+ breadcrumbs.append([item, dir_query])
if title:
- breadcrumbs.append([title,''])
+ breadcrumbs.append([title, ''])
return breadcrumbs
-
+
def _get_filterdate(filterDate, dateTime):
"""
Get filterdate.
"""
-
- returnvalue = ''
+
dateYear = strftime("%Y", gmtime(dateTime))
dateMonth = strftime("%m", gmtime(dateTime))
dateDay = strftime("%d", gmtime(dateTime))
- if filterDate == 'today' and int(dateYear) == int(localtime()[0]) and int(dateMonth) == int(localtime()[1]) and int(dateDay) == int(localtime()[2]): returnvalue = 'true'
- elif filterDate == 'thismonth' and dateTime >= time()-2592000: returnvalue = 'true'
- elif filterDate == 'thisyear' and int(dateYear) == int(localtime()[0]): returnvalue = 'true'
- elif filterDate == 'past7days' and dateTime >= time()-604800: returnvalue = 'true'
- elif filterDate == '': returnvalue = 'true'
- return returnvalue
-
+
+ if filterDate == 'today' and int(dateYear) == int(localtime()[0]) and int(dateMonth) == int(localtime()[1]) and int(dateDay) == int(localtime()[2]):
+ return 'true'
+
+ if filterDate == 'thismonth' and dateTime >= time() - 2592000:
+ return 'true'
+
+ if filterDate == 'thisyear' and int(dateYear) == int(localtime()[0]):
+ return 'true'
+
+ if filterDate == 'past7days' and dateTime >= time() - 604800:
+ return 'true'
+
+ return 'true' if filterDate == '' else ''
+
def _get_settings_var():
"""
Get settings variables used for FileBrowser listing.
"""
-
+
settings_var = {}
# Main
settings_var['DEBUG'] = DEBUG
# Convert Filenames
settings_var['CONVERT_FILENAME'] = CONVERT_FILENAME
return settings_var
-
+
def _handle_file_upload(path, file):
"""
Handle File Upload.
"""
-
+
file_path = os.path.join(path, file.name)
uploadedfile = default_storage.save(file_path, file)
return uploadedfile
-
+
def _get_file_type(filename):
"""
Get file type as defined in EXTENSIONS.
"""
-
file_extension = os.path.splitext(filename)[1].lower()
- file_type = ''
- for k,v in EXTENSIONS.iteritems():
- for extension in v:
- if file_extension == extension.lower():
- file_type = k
- return file_type
-
+ for ftype, ext_list in EXTENSIONS.iteritems():
+ if file_extension in map(str.lower, ext_list):
+ return ftype
+ return u''
+
def _is_selectable(filename, selecttype):
"""
Get select type as defined in FORMATS.
"""
-
+
file_extension = os.path.splitext(filename)[1].lower()
select_types = []
- for k,v in SELECT_FORMATS.iteritems():
+ for k, v in SELECT_FORMATS.iteritems():
for extension in v:
if file_extension == extension.lower():
select_types.append(k)
return select_types
-
+
def _version_generator(value, version_prefix, force=None):
"""
Generate Version for an Image.
value has to be a serverpath relative to MEDIA_ROOT.
"""
-
+
# PIL's Error "Suspension not allowed here" work around:
# s. http://mail.python.org/pipermail/image-sig/1999-August/000816.html
if STRICT_PIL:
from PIL import ImageFile
except ImportError:
import ImageFile
- ImageFile.MAXBLOCK = IMAGE_MAXBLOCK # default is 64k
-
+ ImageFile.MAXBLOCK = IMAGE_MAXBLOCK # default is 64k
+
try:
im = Image.open(os.path.join(MEDIA_ROOT, value))
version_path = _get_version_path(value, version_prefix)
return version_path
except:
return None
-
+
def scale_and_crop(im, width, height, opts):
- x, y = [float(v) for v in im.size]
+ x, y = [float(v) for v in im.size]
if width:
xr = float(width)
else:
- xr = float(x*height/y)
+ xr = float(x * height / y)
if height:
yr = float(height)
else:
- yr = float(y*width/x)
-
+ yr = float(y * width / x)
+
if 'crop' in opts:
- r = max(xr/x, yr/y)
+ r = max(xr / x, yr / y)
else:
- r = min(xr/x, yr/y)
-
+ r = min(xr / x, yr / y)
+
if r < 1.0 or (r > 1.0 and 'upscale' in opts):
- im = im.resize((int(x*r), int(y*r)), resample=Image.ANTIALIAS)
-
+ im = im.resize((int(x * r), int(y * r)), resample=Image.ANTIALIAS)
+
if 'crop' in opts:
- x, y = [float(v) for v in im.size]
- ex, ey = (x-min(x, xr))/2, (y-min(y, yr))/2
+ x, y = [float(v) for v in im.size]
+ ex, ey = (x - min(x, xr)) / 2, (y - min(y, yr)) / 2
if ex or ey:
- im = im.crop((int(ex), int(ey), int(x-ex), int(y-ey)))
+ im = im.crop((int(ex), int(ey), int(x - ex), int(y - ey)))
return im
scale_and_crop.valid_options = ('crop', 'upscale')
return value.replace(" ", "_").lower()
else:
return value
-
-
-