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Viewing changes to applets/unmaintained/stacks/stacks_backend_file.py

  • Committer: Bazaar Package Importer
  • Author(s): Julien Lavergne
  • Date: 2010-08-29 14:29:52 UTC
  • mto: This revision was merged to the branch mainline in revision 21.
  • Revision ID: james.westby@ubuntu.com-20100829142952-rhvuetyms9bv5uu7
Tags: upstream-0.4.0+bzr1372
Import upstream version 0.4.0+bzr1372

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applets/unmaintained/stacks/stacks_backend_file.py
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#!/usr/bin/env python
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# Copyright (c) 2007 Timon ter Braak
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#
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# This library is free software; you can redistribute it and/or
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# Boston, MA 02111-1307, USA.
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import gtk
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import gnomevfs
 
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import gio
 
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from stacks_backend import *
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    def __init__(self, applet, vfs_uri, icon_size):
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        Backend.__init__(self, applet, icon_size)
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        self.backend_uri = vfs_uri
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        mode = gnomevfs.OPEN_WRITE | gnomevfs.OPEN_READ | gnomevfs.OPEN_RANDOM
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        if not gnomevfs.exists(self.backend_uri.as_uri()):
 
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        uri = self.backend_uri.as_uri()
 
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        if not uri.query_exists():
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            # create folder
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            path = self.backend_uri.as_uri().parent.path
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            uri = self.backend_uri.as_uri().resolve_relative("/")
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            for folder in path.split("/"):
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                if not folder:
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                    continue
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                uri = uri.append_string(folder)
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                try:
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                    gnomevfs.make_directory(uri, 0777)
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                except gnomevfs.FileExistsError:
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                    pass
 
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            try:
 
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                uri.get_parent().make_directory_with_parents(gio.Cancellable())
 
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            except gio.Error:
 
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                pass
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            # create file
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            self.handle = gnomevfs.create(self.backend_uri.as_uri(), mode)
 
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            self.handle = uri.create()
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        else:
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            self.handle = gnomevfs.Handle(self.backend_uri.as_uri(), mode)
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            self.handle = uri.append_to()
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    def remove(self,vfs_uris):
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        buffer = ""
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        content = gnomevfs.read_entire_file(self.backend_uri.as_string())
 
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        content, length, etag = self.backend_uri.as_uri().load_contents()
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        lines = content.splitlines()
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        for line in lines:
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            for vfs_uri in vfs_uris:
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            self.handle.write(buffer)
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        return Backend.remove(self, vfs_uris)
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    def add(self, vfs_uris, action=None):
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        if action is not None:
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            for vfs_uri in vfs_uris:
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                self.handle.seek(0, gnomevfs.SEEK_END)
 
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                self.handle.seek(0, 2) # hopefully 2 is SEEK_END
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                self.handle.write(vfs_uri.as_string() + os.linesep)
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        return Backend.add(self, vfs_uris)
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    def read(self):
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        content = gnomevfs.read_entire_file(
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                self.backend_uri.as_string())
 
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        content, length, etag = self.backend_uri.as_uri().load_contents()
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        lines = content.splitlines()
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        vfs_uris = []
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        for line in lines:
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        if vfs_uris:
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            self.add(vfs_uris)
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    def clear(self):
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        self.handle.truncate(0)
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        Backend.clear(self)
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    # Do nothing on "open"; not really useful
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    def open(self):
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        return
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    def get_type(self):
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        return BACKEND_TYPE_FILE
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    def _clear_cb(self, widget):
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        self.clear()
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    def get_menu_items(self):
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        items = []
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        clear_item = gtk.ImageMenuItem(stock_id=gtk.STOCK_CLEAR)