+# -*- coding: utf-8 -*-

+# Mozo Menu Editor - Simple fd.o Compliant Menu Editor

+# Copyright (C) 2006 Travis Watkins, Heinrich Wendel

+#

+# 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, re, xml.dom.minidom, locale

+import matemenu

+from Mozo import util

+

+class Menu:

+ tree = None

+ visible_tree = None

+ path = None

+ dom = None

+

+class MenuEditor:

+ #lists for undo/redo functionality

+ __undo = []

+ __redo = []

+

+ def __init__(self):

+ self.locale = locale.getdefaultlocale()[0]

+ self.__loadMenus()

+

+ def __loadMenus(self):

+ self.applications = Menu()

+ self.applications.tree = matemenu.lookup_tree('mate-applications.menu', matemenu.FLAGS_SHOW_EMPTY|matemenu.FLAGS_INCLUDE_EXCLUDED|matemenu.FLAGS_INCLUDE_NODISPLAY|matemenu.FLAGS_SHOW_ALL_SEPARATORS)

+ self.applications.visible_tree = matemenu.lookup_tree('mate-applications.menu')

+ self.applications.tree.sort_key = matemenu.SORT_DISPLAY_NAME

+ self.applications.visible_tree.sort_key = matemenu.SORT_DISPLAY_NAME

+ self.applications.path = os.path.join(util.getUserMenuPath(), self.applications.tree.get_menu_file())

+ if not os.path.isfile(self.applications.path):

+ self.applications.dom = xml.dom.minidom.parseString(util.getUserMenuXml(self.applications.tree))

+ else:

+ self.applications.dom = xml.dom.minidom.parse(self.applications.path)

+ self.__remove_whilespace_nodes(self.applications.dom)

+

+ self.settings = Menu()

+ self.settings.tree = matemenu.lookup_tree('mate-settings.menu', matemenu.FLAGS_SHOW_EMPTY|matemenu.FLAGS_INCLUDE_EXCLUDED|matemenu.FLAGS_INCLUDE_NODISPLAY|matemenu.FLAGS_SHOW_ALL_SEPARATORS)

+ self.settings.visible_tree = matemenu.lookup_tree('mate-settings.menu')

+ self.settings.tree.sort_key = matemenu.SORT_DISPLAY_NAME

+ self.settings.visible_tree.sort_key = matemenu.SORT_DISPLAY_NAME

+ self.settings.path = os.path.join(util.getUserMenuPath(), self.settings.tree.get_menu_file())

+ if not os.path.isfile(self.settings.path):

+ self.settings.dom = xml.dom.minidom.parseString(util.getUserMenuXml(self.settings.tree))

+ else:

+ self.settings.dom = xml.dom.minidom.parse(self.settings.path)

+ self.__remove_whilespace_nodes(self.settings.dom)

+

+ self.save(True)

+

+ def save(self, from_loading=False):

+ for menu in ('applications', 'settings'):

+ fd = open(getattr(self, menu).path, 'w')

+ fd.write(re.sub("\n[\s]*([^\n<]*)\n[\s]*</", "\\1</", getattr(self, menu).dom.toprettyxml().replace('<?xml version="1.0" ?>\n', '')))

+ fd.close()

+ if not from_loading:

+ self.__loadMenus()

+

+ def quit(self):

+ for file_name in os.listdir(util.getUserItemPath()):

+ if file_name[-6:-2] in ('redo', 'undo'):

+ file_path = os.path.join(util.getUserItemPath(), file_name)

+ os.unlink(file_path)

+ for file_name in os.listdir(util.getUserDirectoryPath()):

+ if file_name[-6:-2] in ('redo', 'undo'):

+ file_path = os.path.join(util.getUserDirectoryPath(), file_name)

+ os.unlink(file_path)

+ for file_name in os.listdir(util.getUserMenuPath()):

+ if file_name[-6:-2] in ('redo', 'undo'):

+ file_path = os.path.join(util.getUserMenuPath(), file_name)

+ os.unlink(file_path)

+

+ def revert(self):

+ for name in ('applications', 'settings'):

+ menu = getattr(self, name)

+ self.revertTree(menu.tree.root)

+ path = os.path.join(util.getUserMenuPath(), menu.tree.get_menu_file())

+ try:

+ os.unlink(path)

+ except OSError:

+ pass

+ #reload DOM for each menu

+ if not os.path.isfile(menu.path):

+ menu.dom = xml.dom.minidom.parseString(util.getUserMenuXml(menu.tree))

+ else:

+ menu.dom = xml.dom.minidom.parse(menu.path)

+ self.__remove_whilespace_nodes(menu.dom)

+ #reset undo/redo, no way to recover from this

+ self.__undo, self.__redo = [], []

+ self.save()

+

+ def revertTree(self, menu):

+ for child in menu.get_contents():

+ if child.get_type() == matemenu.TYPE_DIRECTORY:

+ self.revertTree(child)

+ elif child.get_type() == matemenu.TYPE_ENTRY:

+ self.revertItem(child)

+ self.revertMenu(menu)

+

+ def undo(self):

+ if len(self.__undo) == 0:

+ return

+ files = self.__undo.pop()

+ redo = []

+ for file_path in files:

+ new_path = file_path.rsplit('.', 1)[0]

+ redo_path = util.getUniqueRedoFile(new_path)

+ data = open(new_path).read()

+ open(redo_path, 'w').write(data)

+ data = open(file_path).read()

+ open(new_path, 'w').write(data)

+ os.unlink(file_path)

+ redo.append(redo_path)

+ #reload DOM to make changes stick

+ for name in ('applications', 'settings'):

+ menu = getattr(self, name)

+ if not os.path.isfile(menu.path):

+ menu.dom = xml.dom.minidom.parseString(util.getUserMenuXml(menu.tree))

+ else:

+ menu.dom = xml.dom.minidom.parse(menu.path)

+ self.__remove_whilespace_nodes(menu.dom)

+ self.__redo.append(redo)

+

+ def redo(self):

+ if len(self.__redo) == 0:

+ return

+ files = self.__redo.pop()

+ undo = []

+ for file_path in files:

+ new_path = file_path.rsplit('.', 1)[0]

+ undo_path = util.getUniqueUndoFile(new_path)

+ data = open(new_path).read()

+ open(undo_path, 'w').write(data)

+ data = open(file_path).read()

+ open(new_path, 'w').write(data)

+ os.unlink(file_path)

+ undo.append(undo_path)

+ #reload DOM to make changes stick

+ for name in ('applications', 'settings'):

+ menu = getattr(self, name)

+ if not os.path.isfile(menu.path):

+ menu.dom = xml.dom.minidom.parseString(util.getUserMenuXml(menu.tree))

+ else:

+ menu.dom = xml.dom.minidom.parse(menu.path)

+ self.__remove_whilespace_nodes(menu.dom)

+ self.__undo.append(undo)

+

+ def getMenus(self, parent=None):

+ if parent == None:

+ yield self.applications.tree.root

+ yield self.settings.tree.root

+ else:

+ for menu in parent.get_contents():

+ if menu.get_type() == matemenu.TYPE_DIRECTORY:

+ yield (menu, self.__isVisible(menu))

+

+ def getItems(self, menu):

+ for item in menu.get_contents():

+ if item.get_type() == matemenu.TYPE_SEPARATOR:

+ yield (item, True)

+ else:

+ if item.get_type() == matemenu.TYPE_ENTRY and item.get_desktop_file_id()[-19:] == '-usercustom.desktop':

+ continue

+ yield (item, self.__isVisible(item))

+

+ def canRevert(self, item):

+ if item.get_type() == matemenu.TYPE_ENTRY:

+ if util.getItemPath(item.get_desktop_file_id()):

+ path = util.getUserItemPath()

+ if os.path.isfile(os.path.join(path, item.get_desktop_file_id())):

+ return True

+ elif item.get_type() == matemenu.TYPE_DIRECTORY:

+ if item.get_desktop_file_path():

+ file_id = os.path.split(item.get_desktop_file_path())[1]

+ else:

+ file_id = item.get_menu_id() + '.directory'

+ if util.getDirectoryPath(file_id):

+ path = util.getUserDirectoryPath()

+ if os.path.isfile(os.path.join(path, file_id)):

+ return True

+ return False

+

+ def setVisible(self, item, visible):

+ dom = self.__getMenu(item).dom

+ if item.get_type() == matemenu.TYPE_ENTRY:

+ self.__addUndo([self.__getMenu(item), item])

+ menu_xml = self.__getXmlMenu(self.__getPath(item.get_parent()), dom, dom)

+ if visible:

+ self.__addXmlFilename(menu_xml, dom, item.get_desktop_file_id(), 'Include')

+ self.__writeItem(item, no_display=False)

+ else:

+ self.__addXmlFilename(menu_xml, dom, item.get_desktop_file_id(), 'Exclude')

+ self.__addXmlTextElement(menu_xml, 'AppDir', util.getUserItemPath(), dom)

+ elif item.get_type() == matemenu.TYPE_DIRECTORY:

+ self.__addUndo([self.__getMenu(item), item])

+ #don't mess with it if it's empty

+ if len(item.get_contents()) == 0:

+ return

+ menu_xml = self.__getXmlMenu(self.__getPath(item), dom, dom)

+ for node in self.__getXmlNodesByName(['Deleted', 'NotDeleted'], menu_xml):

+ node.parentNode.removeChild(node)

+ if visible:

+ self.__writeMenu(item, no_display=False)

+ else:

+ self.__writeMenu(item, no_display=True)

+ self.__addXmlTextElement(menu_xml, 'DirectoryDir', util.getUserDirectoryPath(), dom)

+ self.save()

+

+ def createItem(self, parent, icon, name, comment, command, use_term, before=None, after=None):

+ file_id = self.__writeItem(None, icon, name, comment, command, use_term)

+ self.insertExternalItem(file_id, parent.menu_id, before, after)

+

+ def insertExternalItem(self, file_id, parent_id, before=None, after=None):

+ parent = self.__findMenu(parent_id)

+ dom = self.__getMenu(parent).dom

+ self.__addItem(parent, file_id, dom)

+ self.__positionItem(parent, ('Item', file_id), before, after)

+ self.__addUndo([self.__getMenu(parent), ('Item', file_id)])

+ self.save()

+

+ def createMenu(self, parent, icon, name, comment, before=None, after=None):

+ file_id = self.__writeMenu(None, icon, name, comment)

+ self.insertExternalMenu(file_id, parent.menu_id, before, after)

+

+ def insertExternalMenu(self, file_id, parent_id, before=None, after=None):

+ menu_id = file_id.rsplit('.', 1)[0]

+ parent = self.__findMenu(parent_id)

+ dom = self.__getMenu(parent).dom

+ self.__addXmlDefaultLayout(self.__getXmlMenu(self.__getPath(parent), dom, dom) , dom)

+ menu_xml = self.__getXmlMenu(self.__getPath(parent) + '/' + menu_id, dom, dom)

+ self.__addXmlTextElement(menu_xml, 'Directory', file_id, dom)

+ self.__positionItem(parent, ('Menu', menu_id), before, after)

+ self.__addUndo([self.__getMenu(parent), ('Menu', file_id)])

+ self.save()

+

+ def createSeparator(self, parent, before=None, after=None):

+ self.__positionItem(parent, ('Separator',), before, after)

+ self.__addUndo([self.__getMenu(parent), ('Separator',)])

+ self.save()

+

+ def editItem(self, item, icon, name, comment, command, use_term, parent=None, final=True):

+ #if nothing changed don't make a user copy

+ if icon == item.get_icon() and name == item.get_display_name() and comment == item.get_comment() and command == item.get_exec() and use_term == item.get_launch_in_terminal():

+ return

+ #hack, item.get_parent() seems to fail a lot

+ if not parent:

+ parent = item.get_parent()

+ if final:

+ self.__addUndo([self.__getMenu(parent), item])

+ self.__writeItem(item, icon, name, comment, command, use_term)

+ if final:

+ dom = self.__getMenu(parent).dom

+ menu_xml = self.__getXmlMenu(self.__getPath(parent), dom, dom)

+ self.__addXmlTextElement(menu_xml, 'AppDir', util.getUserItemPath(), dom)

+ self.save()

+

+ def editMenu(self, menu, icon, name, comment, final=True):

+ #if nothing changed don't make a user copy

+ if icon == menu.get_icon() and name == menu.get_name() and comment == menu.get_comment():

+ return

+ #we don't use this, we just need to make sure the <Menu> exists

+ #otherwise changes won't show up

+ dom = self.__getMenu(menu).dom

+ menu_xml = self.__getXmlMenu(self.__getPath(menu), dom, dom)

+ file_id = self.__writeMenu(menu, icon, name, comment)

+ if final:

+ self.__addXmlTextElement(menu_xml, 'DirectoryDir', util.getUserDirectoryPath(), dom)

+ self.__addUndo([self.__getMenu(menu), menu])

+ self.save()

+

+ def copyItem(self, item, new_parent, before=None, after=None):

+ dom = self.__getMenu(new_parent).dom

+ file_path = item.get_desktop_file_path()

+ keyfile = util.DesktopParser(file_path)

+ #erase Categories in new file

+ keyfile.set('Categories', ('',))

+ keyfile.set('Hidden', False)

+ file_id = util.getUniqueFileId(item.get_name(), '.desktop')

+ out_path = os.path.join(util.getUserItemPath(), file_id)

+ keyfile.write(open(out_path, 'w'))

+ self.__addItem(new_parent, file_id, dom)

+ self.__positionItem(new_parent, ('Item', file_id), before, after)

+ self.__addUndo([self.__getMenu(new_parent), ('Item', file_id)])

+ self.save()

+ return file_id

+

+ def moveItem(self, item, new_parent, before=None, after=None):

+ undo = []

+ if item.get_parent() != new_parent:

+ #hide old item

+ self.deleteItem(item)

+ undo.append(item)

+ file_id = self.copyItem(item, new_parent)

+ item = ('Item', file_id)

+ undo.append(item)

+ self.__positionItem(new_parent, item, before, after)

+ undo.append(self.__getMenu(new_parent))

+ self.__addUndo(undo)

+ self.save()

+

+ def moveMenu(self, menu, new_parent, before=None, after=None):

+ parent = new_parent

+ #don't move a menu into it's child

+ while parent.get_parent():

+ parent = parent.get_parent()

+ if parent == menu:

+ return False

+

+ #don't move a menu into itself

+ if new_parent == menu:

+ return False

+

+ #can't move between top-level menus

+ if self.__getMenu(menu) != self.__getMenu(new_parent):

+ return False

+ if menu.get_parent() != new_parent:

+ dom = self.__getMenu(menu).dom

+ root_path = self.__getPath(menu).split('/', 1)[0]

+ xml_root = self.__getXmlMenu(root_path, dom, dom)

+ old_path = self.__getPath(menu).split('/', 1)[1]

+ #root menu's path has no /

+ if '/' in self.__getPath(new_parent):

+ new_path = self.__getPath(new_parent).split('/', 1)[1] + '/' + menu.get_menu_id()

+ else:

+ new_path = menu.get_menu_id()

+ self.__addXmlMove(xml_root, old_path, new_path, dom)

+ self.__positionItem(new_parent, menu, before, after)

+ self.__addUndo([self.__getMenu(new_parent),])

+ self.save()

+

+ def moveSeparator(self, separator, new_parent, before=None, after=None):

+ self.__positionItem(new_parent, separator, before, after)

+ self.__addUndo([self.__getMenu(new_parent),])

+ self.save()

+

+ def deleteItem(self, item):

+ self.__writeItem(item, hidden=True)

+ self.__addUndo([item,])

+ self.save()

+

+ def deleteMenu(self, menu):

+ dom = self.__getMenu(menu).dom

+ menu_xml = self.__getXmlMenu(self.__getPath(menu), dom, dom)

+ self.__addDeleted(menu_xml, dom)

+ self.__addUndo([self.__getMenu(menu),])

+ self.save()

+

+ def deleteSeparator(self, item):

+ parent = item.get_parent()

+ contents = parent.get_contents()

+ contents.remove(item)

+ layout = self.__createLayout(contents)

+ dom = self.__getMenu(parent).dom

+ menu_xml = self.__getXmlMenu(self.__getPath(parent), dom, dom)

+ self.__addXmlLayout(menu_xml, layout, dom)

+ self.__addUndo([self.__getMenu(item.get_parent()),])

+ self.save()

+

+ def revertItem(self, item):

+ if not self.canRevert(item):

+ return

+ self.__addUndo([item,])

+ try:

+ os.remove(item.get_desktop_file_path())

+ except OSError:

+ pass

+ self.save()

+

+ def revertMenu(self, menu):

+ if not self.canRevert(menu):

+ return

+ #wtf happened here? oh well, just bail

+ if not menu.get_desktop_file_path():

+ return

+ self.__addUndo([menu,])

+ file_id = os.path.split(menu.get_desktop_file_path())[1]

+ path = os.path.join(util.getUserDirectoryPath(), file_id)

+ try:

+ os.remove(path)

+ except OSError:

+ pass

+ self.save()

+

+ #private stuff

+ def __addUndo(self, items):

+ self.__undo.append([])

+ for item in items:

+ if isinstance(item, Menu):

+ file_path = item.path

+ elif isinstance(item, tuple):

+ if item[0] == 'Item':

+ file_path = os.path.join(util.getUserItemPath(), item[1])

+ if not os.path.isfile(file_path):

+ file_path = util.getItemPath(item[1])

+ elif item[0] == 'Menu':

+ file_path = os.path.join(util.getUserDirectoryPath(), item[1])

+ if not os.path.isfile(file_path):

+ file_path = util.getDirectoryPath(item[1])

+ else:

+ continue

+ elif item.get_type() == matemenu.TYPE_DIRECTORY:

+ if item.get_desktop_file_path() == None:

+ continue

+ file_path = os.path.join(util.getUserDirectoryPath(), os.path.split(item.get_desktop_file_path())[1])

+ if not os.path.isfile(file_path):

+ file_path = item.get_desktop_file_path()

+ elif item.get_type() == matemenu.TYPE_ENTRY:

+ file_path = os.path.join(util.getUserItemPath(), item.get_desktop_file_id())

+ if not os.path.isfile(file_path):

+ file_path = item.get_desktop_file_path()

+ else:

+ continue

+ data = open(file_path).read()

+ undo_path = util.getUniqueUndoFile(file_path)

+ open(undo_path, 'w').write(data)

+ self.__undo[-1].append(undo_path)

+

+ def __getMenu(self, item):

+ root = item.get_parent()

+ if not root:

+ #already at the top

+ root = item

+ else:

+ while True:

+ if root.get_parent():

+ root = root.get_parent()

+ else:

+ break

+ if root.menu_id == self.applications.tree.root.menu_id:

+ return self.applications

+ return self.settings

+

+ def __findMenu(self, menu_id, parent=None):

+ if parent == None:

+ menu = self.__findMenu(menu_id, self.applications.tree.root)

+ if menu != None:

+ return menu

+ else:

+ return self.__findMenu(menu_id, self.settings.tree.root)

+ if menu_id == self.applications.tree.root.menu_id:

+ return self.applications.tree.root

+ if menu_id == self.settings.tree.root.menu_id:

+ return self.settings.tree.root

+ for item in parent.get_contents():

+ if item.get_type() == matemenu.TYPE_DIRECTORY:

+ if item.menu_id == menu_id:

+ return item

+ menu = self.__findMenu(menu_id, item)

+ if menu != None:

+ return menu

+

+ def __isVisible(self, item):

+ if item.get_type() == matemenu.TYPE_ENTRY:

+ return not (item.get_is_excluded() or item.get_is_nodisplay())

+ menu = self.__getMenu(item)

+ if menu == self.applications:

+ root = self.applications.visible_tree.root

+ elif menu == self.settings:

+ root = self.settings.visible_tree.root

+ if item.get_type() == matemenu.TYPE_DIRECTORY:

+ if self.__findMenu(item.menu_id, root) == None:

+ return False

+ return True

+

+ def __getPath(self, menu, path=None):

+ if not path:

+ path = menu.tree.root.get_menu_id()

+ if menu.get_parent():

+ path = self.__getPath(menu.get_parent(), path)

+ path += '/'

+ path += menu.menu_id

+ return path

+

+ def __getXmlMenu(self, path, element, dom):

+ if '/' in path:

+ (name, path) = path.split('/', 1)

+ else:

+ name = path

+ path = ''

+

+ found = None

+ for node in self.__getXmlNodesByName('Menu', element):

+ for child in self.__getXmlNodesByName('Name', node):

+ if child.childNodes[0].nodeValue == name:

+ if path:

+ found = self.__getXmlMenu(path, node, dom)

+ else:

+ found = node

+ break

+ if found:

+ break

+ if not found:

+ node = self.__addXmlMenuElement(element, name, dom)

+ if path:

+ found = self.__getXmlMenu(path, node, dom)

+ else:

+ found = node

+

+ return found

+

+ def __addXmlMenuElement(self, element, name, dom):

+ node = dom.createElement('Menu')

+ self.__addXmlTextElement(node, 'Name', name, dom)

+ return element.appendChild(node)

+

+ def __addXmlTextElement(self, element, name, text, dom):

+ for temp in element.childNodes:

+ if temp.nodeName == name:

+ if temp.childNodes[0].nodeValue == text:

+ return

+ node = dom.createElement(name)

+ text = dom.createTextNode(text)

+ node.appendChild(text)

+ return element.appendChild(node)

+

+ def __addXmlFilename(self, element, dom, filename, type = 'Include'):

+ # remove old filenames

+ for node in self.__getXmlNodesByName(['Include', 'Exclude'], element):

+ if node.childNodes[0].nodeName == 'Filename' and node.childNodes[0].childNodes[0].nodeValue == filename:

+ element.removeChild(node)

+

+ # add new filename

+ node = dom.createElement(type)

+ node.appendChild(self.__addXmlTextElement(node, 'Filename', filename, dom))

+ return element.appendChild(node)

+

+ def __addDeleted(self, element, dom):

+ node = dom.createElement('Deleted')

+ return element.appendChild(node)

+

+ def __writeItem(self, item=None, icon=None, name=None, comment=None, command=None, use_term=None, no_display=None, startup_notify=None, hidden=None):

+ if item:

+ file_path = item.get_desktop_file_path()

+ file_id = item.get_desktop_file_id()

+ keyfile = util.DesktopParser(file_path)

+ elif item == None and name == None:

+ raise Exception('New menu items need a name')

+ else:

+ file_id = util.getUniqueFileId(name, '.desktop')

+ keyfile = util.DesktopParser()

+ if icon:

+ keyfile.set('Icon', icon)

+ keyfile.set('Icon', icon, self.locale)

+ if name:

+ keyfile.set('Name', name)

+ keyfile.set('Name', name, self.locale)

+ if comment:

+ keyfile.set('Comment', comment)

+ keyfile.set('Comment', comment, self.locale)

+ if command:

+ keyfile.set('Exec', command)

+ if use_term != None:

+ keyfile.set('Terminal', use_term)

+ if no_display != None:

+ keyfile.set('NoDisplay', no_display)

+ if startup_notify != None:

+ keyfile.set('StartupNotify', startup_notify)

+ if hidden != None:

+ keyfile.set('Hidden', hidden)

+ out_path = os.path.join(util.getUserItemPath(), file_id)

+ keyfile.write(open(out_path, 'w'))

+ return file_id

+

+ def __writeMenu(self, menu=None, icon=None, name=None, comment=None, no_display=None):

+ if menu:

+ file_id = os.path.split(menu.get_desktop_file_path())[1]

+ file_path = menu.get_desktop_file_path()

+ keyfile = util.DesktopParser(file_path)

+ elif menu == None and name == None:

+ raise Exception('New menus need a name')

+ else:

+ file_id = util.getUniqueFileId(name, '.directory')

+ keyfile = util.DesktopParser(file_type='Directory')

+ if icon:

+ keyfile.set('Icon', icon)

+ if name:

+ keyfile.set('Name', name)

+ keyfile.set('Name', name, self.locale)

+ if comment:

+ keyfile.set('Comment', comment)

+ keyfile.set('Comment', comment, self.locale)

+ if no_display != None:

+ keyfile.set('NoDisplay', no_display)

+ out_path = os.path.join(util.getUserDirectoryPath(), file_id)

+ keyfile.write(open(out_path, 'w'))

+ return file_id

+

+ def __getXmlNodesByName(self, name, element):

+ for child in element.childNodes:

+ if child.nodeType == xml.dom.Node.ELEMENT_NODE:

+ if isinstance(name, str) and child.nodeName == name:

+ yield child

+ elif isinstance(name, list) or isinstance(name, tuple):

+ if child.nodeName in name:

+ yield child

+

+ def __remove_whilespace_nodes(self, node):

+ remove_list = []

+ for child in node.childNodes:

+ if child.nodeType == xml.dom.minidom.Node.TEXT_NODE:

+ child.data = child.data.strip()

+ if not child.data.strip():

+ remove_list.append(child)

+ elif child.hasChildNodes():

+ self.__remove_whilespace_nodes(child)

+ for node in remove_list:

+ node.parentNode.removeChild(node)

+

+ def __addXmlMove(self, element, old, new, dom):

+ if not self.__undoMoves(element, old, new, dom):

+ node = dom.createElement('Move')

+ node.appendChild(self.__addXmlTextElement(node, 'Old', old, dom))

+ node.appendChild(self.__addXmlTextElement(node, 'New', new, dom))

+ #are parsed in reverse order, need to put at the beginning

+ return element.insertBefore(node, element.firstChild)

+

+ def __addXmlLayout(self, element, layout, dom):

+ # remove old layout

+ for node in self.__getXmlNodesByName('Layout', element):

+ element.removeChild(node)

+

+ # add new layout

+ node = dom.createElement('Layout')

+ for order in layout.order:

+ if order[0] == 'Separator':

+ child = dom.createElement('Separator')

+ node.appendChild(child)

+ elif order[0] == 'Filename':

+ child = self.__addXmlTextElement(node, 'Filename', order[1], dom)

+ elif order[0] == 'Menuname':

+ child = self.__addXmlTextElement(node, 'Menuname', order[1], dom)

+ elif order[0] == 'Merge':

+ child = dom.createElement('Merge')

+ child.setAttribute('type', order[1])

+ node.appendChild(child)

+ return element.appendChild(node)

+

+ def __addXmlDefaultLayout(self, element, dom):

+ # remove old default layout

+ for node in self.__getXmlNodesByName('DefaultLayout', element):

+ element.removeChild(node)

+

+ # add new layout

+ node = dom.createElement('DefaultLayout')

+ node.setAttribute('inline', 'false')

+ return element.appendChild(node)

+

+ def __createLayout(self, items):

+ layout = Layout()

+ layout.order = []

+

+ layout.order.append(['Merge', 'menus'])

+ for item in items:

+ if isinstance(item, tuple):

+ if item[0] == 'Separator':

+ layout.parseSeparator()

+ elif item[0] == 'Menu':

+ layout.parseMenuname(item[1])

+ elif item[0] == 'Item':

+ layout.parseFilename(item[1])

+ elif item.get_type() == matemenu.TYPE_DIRECTORY:

+ layout.parseMenuname(item.get_menu_id())

+ elif item.get_type() == matemenu.TYPE_ENTRY:

+ layout.parseFilename(item.get_desktop_file_id())

+ elif item.get_type() == matemenu.TYPE_SEPARATOR:

+ layout.parseSeparator()

+ layout.order.append(['Merge', 'files'])

+ return layout

+

+ def __addItem(self, parent, file_id, dom):

+ xml_parent = self.__getXmlMenu(self.__getPath(parent), dom, dom)

+ self.__addXmlFilename(xml_parent, dom, file_id, 'Include')

+

+ def __deleteItem(self, parent, file_id, dom, before=None, after=None):

+ xml_parent = self.__getXmlMenu(self.__getPath(parent), dom, dom)

+ self.__addXmlFilename(xml_parent, dom, file_id, 'Exclude')

+

+ def __positionItem(self, parent, item, before=None, after=None):

+ if not before and not after:

+ return

+ if after:

+ index = parent.contents.index(after) + 1

+ elif before:

+ index = parent.contents.index(before)

+ contents = parent.contents

+ #if this is a move to a new parent you can't remove the item

+ try:

+ contents.remove(item)

+ except:

+ pass

+ contents.insert(index, item)

+ layout = self.__createLayout(contents)

+ dom = self.__getMenu(parent).dom

+ menu_xml = self.__getXmlMenu(self.__getPath(parent), dom, dom)

+ self.__addXmlLayout(menu_xml, layout, dom)

+

+ def __undoMoves(self, element, old, new, dom):

+ nodes = []

+ matches = []

+ original_old = old

+ final_old = old

+ #get all <Move> elements

+ for node in self.__getXmlNodesByName(['Move'], element):

+ nodes.insert(0, node)

+ #if the <New> matches our old parent we've found a stage to undo

+ for node in nodes:

+ xml_old = node.getElementsByTagName('Old')[0]

+ xml_new = node.getElementsByTagName('New')[0]

+ if xml_new.childNodes[0].nodeValue == old:

+ matches.append(node)

+ #we should end up with this path when completed

+ final_old = xml_old.childNodes[0].nodeValue

+ #undoing <Move>s

+ for node in matches:

+ element.removeChild(node)

+ if len(matches) > 0:

+ for node in nodes:

+ xml_old = node.getElementsByTagName('Old')[0]

+ xml_new = node.getElementsByTagName('New')[0]

+ path = os.path.split(xml_new.childNodes[0].nodeValue)

+ if path[0] == original_old:

+ element.removeChild(node)

+ for node in dom.getElementsByTagName('Menu'):

+ name_node = node.getElementsByTagName('Name')[0]

+ name = name_node.childNodes[0].nodeValue

+ if name == os.path.split(new)[1]:

+ #copy app and dir directory info from old <Menu>

+ root_path = dom.getElementsByTagName('Menu')[0].getElementsByTagName('Name')[0].childNodes[0].nodeValue

+ xml_menu = self.__getXmlMenu(root_path + '/' + new, dom, dom)

+ for app_dir in node.getElementsByTagName('AppDir'):

+ xml_menu.appendChild(app_dir)

+ for dir_dir in node.getElementsByTagName('DirectoryDir'):

+ xml_menu.appendChild(dir_dir)

+ parent = node.parentNode

+ parent.removeChild(node)

+ node = dom.createElement('Move')

+ node.appendChild(self.__addXmlTextElement(node, 'Old', xml_old.childNodes[0].nodeValue, dom))

+ node.appendChild(self.__addXmlTextElement(node, 'New', os.path.join(new, path[1]), dom))

+ element.appendChild(node)

+ if final_old == new:

+ return True

+ node = dom.createElement('Move')

+ node.appendChild(self.__addXmlTextElement(node, 'Old', final_old, dom))

+ node.appendChild(self.__addXmlTextElement(node, 'New', new, dom))

+ return element.appendChild(node)

+

+class Layout:

+ def __init__(self, node=None):

+ self.order = []

+

+ def parseMenuname(self, value):

+ self.order.append(['Menuname', value])

+

+ def parseSeparator(self):

+ self.order.append(['Separator'])

+

+ def parseFilename(self, value):

+ self.order.append(['Filename', value])

+

+ def parseMerge(self, merge_type='all'):

+ self.order.append(['Merge', merge_type])