X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/061f517181630ee982c33aee63965b18965fd5aa..refs/heads/edumed-xslt:/apps/filebrowser/functions.py?ds=sidebyside diff --git a/apps/filebrowser/functions.py b/apps/filebrowser/functions.py old mode 100755 new mode 100644 index cef9dcd9..c8cde3f6 --- a/apps/filebrowser/functions.py +++ b/apps/filebrowser/functions.py @@ -1,11 +1,15 @@ -# 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 @@ -25,25 +29,26 @@ def _url_to_path(value): """ 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): """ @@ -51,129 +56,113 @@ 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 @@ -199,52 +188,49 @@ def _get_settings_var(): # 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: @@ -254,8 +240,8 @@ def _version_generator(value, version_prefix, force=None): 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) @@ -272,32 +258,32 @@ def _version_generator(value, version_prefix, force=None): 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') @@ -307,6 +293,3 @@ def _convert_filename(value): return value.replace(" ", "_").lower() else: return value - - -