/usr/share/cherrytree/modules/main.py is in cherrytree 0.36.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# main.py
#
# Copyright 2009-2016 Giuseppe Penone <giuspen@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
import gtk, gobject
import dbus
import dbus.service
import dbus.mainloop.glib
import sys, os, subprocess, gettext
import __builtin__
msg_server_to_core = {'f':0, 'p':""}
__builtin__.msg_server_to_core = msg_server_to_core
import cons, core
class CherryTreeObject(dbus.service.Object):
@dbus.service.method("com.giuspen.CherryTreeInterface",
in_signature='s', out_signature='s')
def Send(self, in_message):
if len(in_message) < 4 or in_message[:4] != "ct*=":
print "bad in_message =", in_message
return ""
sep_pos = in_message.find("\x03")
filepath = filepath_fix(in_message[4:sep_pos] if sep_pos != -1 else in_message[4:])
node_name = in_message[sep_pos+1:] if sep_pos != -1 else ""
msg_server_to_core['p'] = filepath
msg_server_to_core['n'] = node_name
msg_server_to_core['f'] = 1
return "okz"
class CherryTreeHandler():
def __init__(self, args, lang_str):
self.lang_str = lang_str
self.running_windows = []
self.embfiles_id = 0
self.systray_active = False
if args.export_to_html_dir:
if args.filepath:
ghost_window = core.CherryTree(self.lang_str, filepath_fix(args.filepath), args.node, self, True, True, True)
ghost_window.export_to_html("Auto", args.export_to_html_dir)
else:
print "Export error: input not specified"
else:
self.window_open_new(filepath_fix(args.filepath), args.node, True, True if args.filepath else False)
self.server_check_timer_id = gobject.timeout_add(1000, self.server_periodic_check) # 1 sec
def window_open_new(self, filepath, node_name, is_startup, is_arg):
"""Open a new top level Window"""
window = core.CherryTree(self.lang_str, filepath, node_name, self, is_startup, is_arg, False)
self.running_windows.append(window)
#print self.running_windows
def on_window_destroy_event(self, widget):
"""Before close the application (from the window top right X)..."""
#print self.running_windows
for i, runn_win in enumerate(self.running_windows):
if runn_win.window == widget:
print "win destroy: runn_win found with id", i
break
else:
print "win destroy: runn_win not found"
i = -1
self.running_windows.pop(i)
if not self.running_windows: gtk.main_quit()
def server_periodic_check(self):
"""Check Whether the server posted messages"""
#print "check '%s'" % msg_server_to_core['f']
if msg_server_to_core['f']:
msg_server_to_core['f'] = 0
# 0) debug
for i, runn_win in enumerate(self.running_windows):
print "already running '%s' - '%s'" % (runn_win.file_dir, runn_win.file_name)
# 1) check for opened window with same filepath
for i, runn_win in enumerate(self.running_windows):
if msg_server_to_core['p']\
and runn_win.file_name\
and msg_server_to_core['p'] == os.path.join(runn_win.file_dir, runn_win.file_name):
print "1 rise existing '%s'" % msg_server_to_core['p']
runn_win.window.present()
node_name = msg_server_to_core['n']
if node_name:
node_name_iter = runn_win.get_tree_iter_from_node_name(node_name, use_content=False)
if not node_name_iter:
node_name_iter = runn_win.get_tree_iter_from_node_name(node_name, use_content=True)
if node_name_iter:
runn_win.treeview_safe_set_cursor(node_name_iter)
runn_win.sourceview.grab_focus()
break
else:
# 2) check for opened window with empty path
for i, runn_win in enumerate(self.running_windows):
if not runn_win.file_name:
print "2 rise existing '%s'" % msg_server_to_core['p']
runn_win.window.present()
runn_win.file_startup_load(msg_server_to_core['p'], "")
break
else:
# 3) check for opened window hidden (systray) in case there's no filepath (run from launcher)
just_run_new_win = True
if not msg_server_to_core['p'] or msg_server_to_core['p'].endswith("None"):
for i, runn_win in enumerate(self.running_windows):
if not runn_win.window.get_property(cons.STR_VISIBLE):
print "3 rise existing hidden in systray"
runn_win.toggle_show_hide_main_window()
just_run_new_win = False
break
if just_run_new_win:
# 4) run new window
print "4 run '%s'" % msg_server_to_core['p']
self.window_open_new(msg_server_to_core['p'], msg_server_to_core['n'], False, False)
return True # this way we keep the timer alive
def initializations():
"""Initializations"""
if not os.path.isdir(os.path.dirname(cons.CONFIG_DIR)): os.mkdir(os.path.dirname(cons.CONFIG_DIR))
if not os.path.isdir(cons.CONFIG_DIR): os.mkdir(cons.CONFIG_DIR)
if hasattr(sys, 'frozen'):
import warnings
warnings.filterwarnings(cons.STR_IGNORE)
if not cons.IS_WIN_OS:
try:
# change process name
import ctypes, ctypes.util
libc = ctypes.cdll.LoadLibrary(ctypes.util.find_library("libc"))
libc.prctl(15, cons.APP_NAME, 0, 0, 0)
except:
print "libc.prctl not available, the process name will be python and not cherrytree"
import locale
locale.setlocale(locale.LC_ALL, '')
try:
# change locale text domain
locale.bindtextdomain(cons.APP_NAME, cons.LOCALE_PATH)
locale.bind_textdomain_codeset(cons.APP_NAME, cons.STR_UTF8)
except:
try:
from ctypes import cdll
libintl = cdll.intl
libintl.bindtextdomain(cons.APP_NAME, cons.LOCALE_PATH)
libintl.bind_textdomain_codeset(cons.APP_NAME, cons.STR_UTF8)
except:
pass
try:
from ctypes import windll
lcid = windll.kernel32.GetUserDefaultUILanguage()
os.environ["LANGUAGE"] = cons.MICROSOFT_WINDOWS_LCID_to_ISO_LANG[lcid]
except:
pass
# language installation
if os.path.isfile(cons.LANG_PATH):
lang_file_descriptor = file(cons.LANG_PATH, 'r')
lang_str = lang_file_descriptor.read()
lang_file_descriptor.close()
if lang_str != 'default': os.environ["LANGUAGE"] = lang_str
else: lang_str = 'default'
try: gettext.translation(cons.APP_NAME, cons.LOCALE_PATH).install()
except:
import __builtin__
def _(transl_str):
return transl_str
__builtin__._ = _
return lang_str
def filepath_fix(filepath):
"""Fix a FilePath to an Absolute Path"""
if not filepath: return ""
if not os.path.dirname(filepath): filepath = os.path.join(os.getcwd(), filepath)
else: filepath = os.path.abspath(filepath)
return filepath
def main(args):
"""Everything Starts from Here"""
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
try:
session_bus = dbus.SessionBus()
DBUS_OK = True
except:
DBUS_OK = False
if args.export_to_html_dir:
lang_str = initializations()
CherryTreeHandler(args, lang_str)
elif DBUS_OK:
try:
# client
remote_object = session_bus.get_object("com.giuspen.CherryTreeService", "/CherryTreeObject")
if not args.node: ret_val = remote_object.Send("ct*=%s" % args.filepath)
else: ret_val = remote_object.Send("ct*=%s\x03%s" % (args.filepath, args.node))
if ret_val != "okz": raise
except:
#raise
# server + core
lang_str = initializations()
name = dbus.service.BusName("com.giuspen.CherryTreeService", session_bus)
object = CherryTreeObject(session_bus, '/CherryTreeObject')
CherryTreeHandler(args, lang_str)
gtk.main()
if cons.IS_WIN_OS:
si = subprocess.STARTUPINFO()
si.dwFlags |= subprocess.STARTF_USESHOWWINDOW
sys.stderr = os.devnull
subprocess.check_output(["taskkill", "/f", "/im", "dbus-daemon.exe"], startupinfo=si)
else:
print "dbus fail, maybe a firewall problem, centralized instances disabled"
lang_str = initializations()
CherryTreeHandler(args, lang_str)
gtk.main()
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