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94 lines
3.7 KiB
94 lines
3.7 KiB
# -*- coding: utf-8 -*-
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from django.contrib.contenttypes.models import ContentType
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from django.conf import settings
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#models
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from file.models import FileModel, TmpFile
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from custom_fields import IMG_TYPES
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import shutil, os
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def get_alternative_filename(directory, filename):
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"""Function have two incoming arguments:
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- directory ( like u'/tmp' or u'/tmp/' does not a meter )
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- filename
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Return alternative free file name without directory name
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"""
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# Adding last slash
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if not directory.endswith(r'/'):
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directory += r'/'
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# If this name is free skip code execution end return it
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if not os.path.exists(directory + filename):
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return filename
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# split filename by dots
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fnamearr = filename.split(r'.')
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# Loop next code until find a free file name
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while os.path.exists(directory + '.'.join(fnamearr)):
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# name is to short. add iterator to the end
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if len(fnamearr) == 1:
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fnamearr.append(u'1')
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# its iterable short name
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elif len(fnamearr) == 2 and fnamearr[-1].isdigit():
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fnamearr[-1] = unicode( int(fnamearr[-1]) + 1 )
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# name is long and have iterator. increase it
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elif len(fnamearr) > 1 and fnamearr[-2].isdigit():
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fnamearr[-2] = unicode( int(fnamearr[-2]) + 1 )
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# name is long and have not an iterator. add it
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elif len(fnamearr) > 1:
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fnamearr.insert(-1, u'1')
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return '.'.join(fnamearr)
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def check_tmp_files(object, key=None):
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"""
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compare key in TmpFile with hidden key in form
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(form with new object has key, form with object which exist doesnt have key)
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if key is equal copy TmpFile object to FileModel table like FileModel object with content_type and obj_id
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than delete TmpFile object
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"""
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if key == None:
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pass
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else:
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list = TmpFile.objects.filter(key=key)
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for item in list:
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file_obj = FileModel()
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#ContentType information
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file_obj.content_type = ContentType.objects.get_for_model(object)
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file_obj.object_id = getattr(object, 'id')
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file_name = str(item.file_path).split('/')[-1]
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#check file type and move it in 'media/imgs/' if type is in IMG_TYPES
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#else move it in 'media/files/'
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if str(item.file_type).upper() in IMG_TYPES:
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alt_name = get_alternative_filename(settings.MEDIA_ROOT+'imgs/',file_name)
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os.rename(settings.MEDIA_ROOT+'tmp_files/%s'%file_name, settings.MEDIA_ROOT+'tmp_files/%s'%alt_name)
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shutil.move(settings.MEDIA_ROOT +'tmp_files/%s'%alt_name, settings.MEDIA_ROOT+'imgs/')
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file_obj.file_path = 'imgs/'+alt_name
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#move file to '/imgs/'
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else:
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alt_name = get_alternative_filename(settings.MEDIA_ROOT+'files/',file_name)
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os.rename(settings.MEDIA_ROOT+'tmp_files/%s'%file_name, settings.MEDIA_ROOT+'tmp_files/%s'%alt_name)
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shutil.move(settings.MEDIA_ROOT +'tmp_files/%s'%alt_name, settings.MEDIA_ROOT+'files/')
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file_obj.file_path = 'files/'+alt_name
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#another data
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file_obj.file_type = item.file_type
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file_obj.img_height = item.img_height
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file_obj.img_width = item.img_width
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file_obj.purpose = item.purpose
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file_obj.save()
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#translated fields
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for code, name in settings.LANGUAGES:
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file_obj.translate(code)
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trans_object = TmpFile._meta.translations_model.objects.get(language_code = code,master__id=getattr(item,'id'))
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file_obj.file_name = trans_object.file_name
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file_obj.description = trans_object.description
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file_obj.save()
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list.delete() |