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resources/lib/__init__.py
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resources/lib/__init__.py
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resources/lib/vfs.py
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resources/lib/vfs.py
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'''
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Convenience wrappers and extensions for some commonly used VFS functions
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in XBMC addons. This module exposes all the functionality of xbmcvfs plus
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some extra functions.
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Copyright (C) 2012 Patrick Carey
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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'''
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import json
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import os
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import xbmc
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import xbmcvfs
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def walk(path):
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'''
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Reimplementation of os.walk using XBMC's jsonrpc API.
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This has the nice added benefits of being able to walk remote
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directories and inside compressed files such as rars/zips.
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'''
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dir_tree = [[path]]
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current_depth = 0
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while True:
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if current_depth > -1:
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try:
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current_path = dir_tree[current_depth].pop(0)
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current_dirs, current_files = [], []
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for x in listdir(current_path, extra_metadata=True):
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if x['filetype'] == 'directory':
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current_dirs.append(x['file'])
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else:
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current_files.append(x['file'])
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except IndexError:
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current_depth -= 1
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dir_tree.pop()
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else:
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yield (current_path, current_dirs, current_files)
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if current_dirs:
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current_depth += 1
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dir_tree.append(current_dirs)
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else:
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break
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def listdir(path, extra_metadata=False):
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'''
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Reimplementation of os.listdir using XBMC's jsonrpc API.
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Returns a list of file/directory names from the specified path
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Accepts an optional boolean 'extra_metadata' as the second argument
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which will cause the function to instead return a list of dictionaries
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containing all of the metadata about each file that was retrieved from
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XBMC.
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'''
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fileList = []
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json_response = xbmc.executeJSONRPC('{ "jsonrpc" : "2.0" , "method" : "Files.GetDirectory" , "params" : { "directory" : "%s" , "sort" : { "method" : "file" } } , "id" : 1 }' % path.encode('utf-8').replace('\\', '\\\\'))
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jsonobject = json.loads(json_response)
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if jsonobject['result']['files']:
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for item in jsonobject['result']['files']:
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if extra_metadata:
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fileList.append(item)
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else:
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fileList.append(item['file'])
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return fileList
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def copy(source, destination):
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"""
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copy(source, destination) -- Copy file to destination, returns true/false.
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source : file to copy.
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destination : destination file
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example:
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- success = vfs.copy(source, destination)
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"""
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return xbmcvfs.copy(source, destination)
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def delete(path):
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"""
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delete(file) -- Delete file
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file : file to delete
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example:
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- vfs.delete(file)
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"""
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return xbmcvfs.delete(path)
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def exists(path):
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"""
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exists(path) -- Check if file exists, returns true/false.
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path : file or folder
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example:
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- success = vfs.exists(path)
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"""
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return xbmcvfs.exists(path)
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def mkdir(path):
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"""
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mkdir(path) -- Create a folder.
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path : folder
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example:
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- success = vfs.mkdir(path)
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"""
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return xbmcvfs.mkdir(path)
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def rename(source, target):
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"""
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rename(file, newFileName) -- Rename file, returns true/false.
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file : file to reaname
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newFileName : new filename, including the full path
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example:
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- success = vfs.rename(file, newFileName)
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"""
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return xbmcvfs.rename(source, target)
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def rmdir(path):
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"""
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rmdir(path) -- Remove a folder.
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path : folder
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example:
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- success = vfs.rmdir(path)
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"""
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return xbmcvfs.rmdir(path)
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def comparepathlists(list1, list2, fullpath=False):
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"""
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comparepathlists(list1, list2) -- Compare two lists of paths
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list1 : list, contains paths (local or remote, absolute or relative)
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list2 : list, contains paths (local or remote, absolute or relative)
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fullpath : boolean, set True to compare perform straight comparison of lists
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set False (default) to compare on filename portions of each list
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returns: dictionary:
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common_items: list, contains paths of items common to both lists
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list1_items: list, contains paths of items found only in list1
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list2_items: list, contains paths of items found only in list2
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example:
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- compare = comparepathlists(list1, list2)
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"""
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# initialise dict to store results and temp data
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results = {}
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temp_data = {}
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if fullpath:
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temp_path = lambda x: x
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else:
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temp_path = lambda x: os.path.split(x)[1]
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for path in list1:
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temp_data['list1'].append(temp_path(path))
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for path in list2:
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temp_data['list2'].append(temp_path(path))
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# get items not in list 2
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results['list1_items'] = []
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gen = (i for i, x in enumerate(temp_data['list1']) if not x in temp_data['list2'])
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for i in gen:
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results['list1_items'].append(list1[i])
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# get items not in list 1
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results['list2_items'] = []
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gen = (i for i, x in enumerate(temp_data['list2']) if not x in temp_data['list1'])
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for i in gen:
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results['list2_items'].append(list2[i])
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return results
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