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Diffstat (limited to 'Alacarte/util.py')
| -rw-r--r-- | Alacarte/util.py | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/Alacarte/util.py b/Alacarte/util.py new file mode 100644 index 0000000..affd2f5 --- /dev/null +++ b/Alacarte/util.py @@ -0,0 +1,244 @@ +# -*- coding: utf-8 -*- +# Alacarte Menu Editor - Simple fd.o Compliant Menu Editor +# Copyright (C) 2006 Travis Watkins +# +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Library General Public +# License as published by the Free Software Foundation; either +# version 2 of the License, or (at your option) any later version. +# +# This library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Library General Public License for more details. +# +# You should have received a copy of the GNU Library General Public +# License along with this library; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +import os +import gtk, matemenu +from ConfigParser import ConfigParser + +class DesktopParser(ConfigParser): + def __init__(self, filename=None, file_type='Application'): + ConfigParser.__init__(self) + self.filename = filename + self.file_type = file_type + if filename: + if len(self.read(filename)) == 0: + #file doesn't exist + self.add_section('Desktop Entry') + else: + self.add_section('Desktop Entry') + self._list_separator = ';' + + def optionxform(self, option): + #makes keys not be lowercase + return option + + def get(self, option, locale=None): + locale_option = option + '[%s]' % locale + try: + value = ConfigParser.get(self, 'Desktop Entry', locale_option) + except: + try: + value = ConfigParser.get(self, 'Desktop Entry', option) + except: + return None + if self._list_separator in value: + value = value.split(self._list_separator) + if value == 'true': + value = True + if value == 'false': + value = False + return value + + def set(self, option, value, locale=None): + if locale: + option = option + '[%s]' % locale + if value == True: + value = 'true' + if value == False: + value = 'false' + if isinstance(value, tuple) or isinstance(value, list): + value = self._list_separator.join(value) + ';' + ConfigParser.set(self, 'Desktop Entry', option, value) + + def write(self, file_object): + file_object.write('[Desktop Entry]\n') + items = [] + if not self.filename: + file_object.write('Encoding=UTF-8\n') + file_object.write('Type=' + str(self.file_type) + '\n') + for item in self.items('Desktop Entry'): + items.append(item) + items.sort() + for item in items: + file_object.write(item[0] + '=' + item[1] + '\n') + +def getUniqueFileId(name, extension): + append = 0 + while 1: + if append == 0: + filename = name + extension + else: + filename = name + '-' + str(append) + extension + if extension == '.desktop': + path = getUserItemPath() + if not os.path.isfile(os.path.join(path, filename)) and not getItemPath(filename): + break + elif extension == '.directory': + path = getUserDirectoryPath() + if not os.path.isfile(os.path.join(path, filename)) and not getDirectoryPath(filename): + break + append += 1 + return filename + +def getUniqueRedoFile(filepath): + append = 0 + while 1: + new_filepath = filepath + '.redo-' + str(append) + if not os.path.isfile(new_filepath): + break + else: + append += 1 + return new_filepath + +def getUniqueUndoFile(filepath): + filename, extension = os.path.split(filepath)[1].rsplit('.', 1) + append = 0 + while 1: + if extension == 'desktop': + path = getUserItemPath() + elif extension == 'directory': + path = getUserDirectoryPath() + elif extension == 'menu': + path = getUserMenuPath() + new_filepath = os.path.join(path, filename + '.' + extension + '.undo-' + str(append)) + if not os.path.isfile(new_filepath): + break + else: + append += 1 + return new_filepath + +def getUserMenuPath(): + menu_dir = None + if os.environ.has_key('XDG_CONFIG_HOME'): + menu_dir = os.path.join(os.environ['XDG_CONFIG_HOME'], 'menus') + else: + menu_dir = os.path.join(os.environ['HOME'], '.config', 'menus') + #move .config out of the way if it's not a dir, it shouldn't be there + if os.path.isfile(os.path.split(menu_dir)[0]): + os.rename(os.path.split(menu_dir)[0], os.path.split(menu_dir)[0] + '.old') + if not os.path.isdir(menu_dir): + os.makedirs(menu_dir) + return menu_dir + +def getItemPath(file_id): + if os.environ.has_key('XDG_DATA_DIRS'): + for system_path in os.environ['XDG_DATA_DIRS'].split(':'): + file_path = os.path.join(system_path, 'applications', file_id) + if os.path.isfile(file_path): + return file_path + file_path = os.path.join('/', 'usr', 'share', 'applications', file_id) + if os.path.isfile(file_path): + return file_path + return False + +def getUserItemPath(): + item_dir = None + if os.environ.has_key('XDG_DATA_HOME'): + item_dir = os.path.join(os.environ['XDG_DATA_HOME'], 'applications') + else: + item_dir = os.path.join(os.environ['HOME'], '.local', 'share', 'applications') + if not os.path.isdir(item_dir): + os.makedirs(item_dir) + return item_dir + +def getDirectoryPath(file_id): + home = getUserDirectoryPath() + file_path = os.path.join(home, file_id) + if os.path.isfile(file_path): + return file_path + if os.environ.has_key('XDG_DATA_DIRS'): + for system_path in os.environ['XDG_DATA_DIRS'].split(':'): + file_path = os.path.join(system_path, 'desktop-directories', file_id) + if os.path.isfile(file_path): + return file_path + file_path = os.path.join('/', 'usr', 'share', 'desktop-directories', file_id) + if os.path.isfile(file_path): + return file_path + return False + +def getUserDirectoryPath(): + menu_dir = None + if os.environ.has_key('XDG_DATA_HOME'): + menu_dir = os.path.join(os.environ['XDG_DATA_HOME'], 'desktop-directories') + else: + menu_dir = os.path.join(os.environ['HOME'], '.local', 'share', 'desktop-directories') + if not os.path.isdir(menu_dir): + os.makedirs(menu_dir) + return menu_dir + +def getSystemMenuPath(file_name): + if os.environ.has_key('XDG_CONFIG_DIRS'): + for system_path in os.environ['XDG_CONFIG_DIRS'].split(':'): + file_path = os.path.join(system_path, 'menus', file_name) + if os.path.isfile(file_path): + return file_path + file_path = os.path.join('/', 'etc', 'xdg', 'menus', file_name) + if os.path.isfile(file_path): + return file_path + return False + +def getUserMenuXml(tree): + system_file = getSystemMenuPath(tree.get_menu_file()) + name = tree.root.get_menu_id() + menu_xml = "<!DOCTYPE Menu PUBLIC '-//freedesktop//DTD Menu 1.0//EN' 'http://standards.freedesktop.org/menu-spec/menu-1.0.dtd'>\n" + menu_xml += "<Menu>\n <Name>" + name + "</Name>\n " + menu_xml += "<MergeFile type=\"parent\">" + system_file + "</MergeFile>\n</Menu>\n" + return menu_xml + +def getIcon(item, for_properties=False): + pixbuf, path = None, None + if item == None: + if for_properties: + return None, None + return None + if isinstance(item, str): + iconName = item + else: + iconName = item.get_icon() + if iconName and not '/' in iconName and iconName[-3:] in ('png', 'svg', 'xpm'): + iconName = iconName[:-4] + icon_theme = gtk.icon_theme_get_default() + try: + pixbuf = icon_theme.load_icon(iconName, 24, 0) + path = icon_theme.lookup_icon(iconName, 24, 0).get_filename() + except: + if iconName and '/' in iconName: + try: + pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(iconName, 24, 24) + path = iconName + except: + pass + if pixbuf == None: + if for_properties: + return None, None + if item.get_type() == matemenu.TYPE_DIRECTORY: + iconName = 'mate-fs-directory' + elif item.get_type() == matemenu.TYPE_ENTRY: + iconName = 'application-default-icon' + try: + pixbuf = icon_theme.load_icon(iconName, 24, 0) + path = icon_theme.lookup_icon(iconName, 24, 0).get_filename() + except: + return None + if pixbuf == None: + return None + if pixbuf.get_width() != 24 or pixbuf.get_height() != 24: + pixbuf = pixbuf.scale_simple(24, 24, gtk.gdk.INTERP_HYPER) + if for_properties: + return pixbuf, path + return pixbuf |