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giovannibajo
03bcf72d90
git-svn-id: http://svn.pyinstaller.org/trunk@844 8dd32b29-ccff-0310-8a9a-9233e24343b1
272 lines
10 KiB
Python
272 lines
10 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2009, Florian Hoech
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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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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#
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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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301, USA
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"""
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winresource.py
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Read and write resources from/to Win32 PE files.
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Commandline usage:
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winresource.py <dstpath> <srcpath>
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Updates or adds resources from file <srcpath> in file <dstpath>.
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2009-03 Florian Hoech
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"""
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import os.path
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import pywintypes
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import win32api
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silent = False # True suppresses all messages
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LOAD_LIBRARY_AS_DATAFILE = 2
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ERROR_BAD_EXE_FORMAT = 193
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ERROR_RESOURCE_DATA_NOT_FOUND = 1812
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ERROR_RESOURCE_TYPE_NOT_FOUND = 1813
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ERROR_RESOURCE_NAME_NOT_FOUND = 1814
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ERROR_RESOURCE_LANG_NOT_FOUND = 1815
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class File(object):
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""" Win32 PE file class. """
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def __init__(self, filename):
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self.filename = filename
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def get_resources(self, types=None, names=None, languages=None):
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"""
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Get resources.
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types = a list of resource types to search for (None = all)
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names = a list of resource names to search for (None = all)
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languages = a list of resource languages to search for (None = all)
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Return a dict of the form {type_: {name: {language: data}}} which
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might also be empty if no matching resources were found.
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"""
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return GetResources(self.filename, types, names, languages)
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def update_resources(self, data, type_, names=None, languages=None):
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"""
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Update or add resource data.
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type_ = resource type to update
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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UpdateResources(self.filename, data, type_, names, languages)
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def update_resources_from_datafile(self, srcpath, type_, names=None,
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languages=None):
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"""
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Update or add resource data from file srcpath.
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type_ = resource type to update
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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UpdateResourcesFromDataFile(self.filename, srcpath, type_, names,
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languages)
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def update_resources_from_dict(self, res, types=None, names=None,
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languages=None):
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"""
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Update or add resources from resource dict.
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types = a list of resource types to update (None = all)
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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UpdateResourcesFromDict(self.filename, res, types, names,
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languages)
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def update_resources_from_resfile(self, srcpath, types=None, names=None,
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languages=None):
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"""
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Update or add resources from dll/exe file srcpath.
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types = a list of resource types to update (None = all)
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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UpdateResourcesFromResFile(self.filename, srcpath, types, names,
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languages)
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def _GetResources(hsrc, types=None, names=None, languages=None):
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"""
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Get resources from hsrc.
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types = a list of resource types to search for (None = all)
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names = a list of resource names to search for (None = all)
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languages = a list of resource languages to search for (None = all)
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Return a dict of the form {type_: {name: {language: data}}} which
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might also be empty if no matching resources were found.
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"""
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res = {}
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try:
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# print "I: Enumerating resource types"
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enum_types = win32api.EnumResourceTypes(hsrc)
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if types and not "*" in types:
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enum_types = filter(lambda type_:
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type_ in types,
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enum_types)
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for type_ in enum_types:
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# print "I: Enumerating resources of type", type_
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enum_names = win32api.EnumResourceNames(hsrc, type_)
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if names and not "*" in names:
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enum_names = filter(lambda name:
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name in names,
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enum_names)
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for name in enum_names:
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# print "I: Enumerating resources of type", type_, "name", name
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enum_languages = win32api.EnumResourceLanguages(hsrc,
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type_,
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name)
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if languages and not "*" in languages:
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enum_languages = filter(lambda language:
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language in languages,
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enum_languages)
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for language in enum_languages:
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data = win32api.LoadResource(hsrc, type_, name, language)
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if not type_ in res:
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res[type_] = {}
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if not name in res[type_]:
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res[type_][name] = {}
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res[type_][name][language] = data
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except pywintypes.error, exception:
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if exception.args[0] in (ERROR_RESOURCE_DATA_NOT_FOUND,
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ERROR_RESOURCE_TYPE_NOT_FOUND,
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ERROR_RESOURCE_NAME_NOT_FOUND,
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ERROR_RESOURCE_LANG_NOT_FOUND):
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# print "I:", exception.args[1] + ":", \
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# exception.args[2]
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pass
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else:
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raise exception
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return res
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def GetResources(filename, types=None, names=None, languages=None):
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"""
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Get resources from dll/exe file.
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types = a list of resource types to search for (None = all)
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names = a list of resource names to search for (None = all)
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languages = a list of resource languages to search for (None = all)
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Return a dict of the form {type_: {name: {language: data}}} which
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might also be empty if no matching resources were found.
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"""
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hsrc = win32api.LoadLibraryEx(filename, 0, LOAD_LIBRARY_AS_DATAFILE)
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res = _GetResources(hsrc, types, names, languages)
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win32api.FreeLibrary(hsrc)
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return res
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def UpdateResources(dstpath, data, type_, names=None, languages=None):
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"""
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Update or add resource data in dll/exe file dstpath.
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type_ = resource type to update
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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# look for existing resources
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res = GetResources(dstpath, [type_], names, languages)
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# add type_, names and languages not already present in existing resources
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if not type_ in res and type_ != "*":
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res[type_] = {}
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if names:
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for name in names:
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if not name in res[type_] and name != "*":
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res[type_][name] = []
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if languages:
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for language in languages:
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if not language in res[type_][name] and language != "*":
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res[type_][name].append(language)
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# add resource to destination, overwriting existing resources
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hdst = win32api.BeginUpdateResource(dstpath, 0)
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for type_ in res:
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for name in res[type_]:
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for language in res[type_][name]:
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if not silent:
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print "I: Updating resource type", type_, "name", name, \
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"language", language
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win32api.UpdateResource(hdst, type_, name, data, language)
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win32api.EndUpdateResource(hdst, 0)
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def UpdateResourcesFromDataFile(dstpath, srcpath, type_, names=None,
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languages=None):
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"""
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Update or add resource data from file srcpath in dll/exe file dstpath.
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type_ = resource type to update
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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src = open(srcpath, "rb")
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data = src.read()
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src.close()
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UpdateResources(dstpath, data, type_, names, languages)
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def UpdateResourcesFromDict(dstpath, res, types=None, names=None,
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languages=None):
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"""
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Update or add resources from resource dict in dll/exe file dstpath.
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types = a list of resource types to update (None = all)
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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for type_ in res:
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if not types or type_ in types:
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for name in res[type_]:
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if not names or name in names:
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for language in res[type_][name]:
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if not languages or language in languages:
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UpdateResources(dstpath,
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res[type_][name][language],
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[type_], [name], [language])
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def UpdateResourcesFromResFile(dstpath, srcpath, types=None, names=None,
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languages=None):
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"""
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Update or add resources from dll/exe file srcpath in dll/exe file dstpath.
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types = a list of resource types to update (None = all)
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names = a list of resource names to update (None = all)
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languages = a list of resource languages to update (None = all)
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"""
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res = GetResources(srcpath, types, names, languages)
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UpdateResourcesFromDict(dstpath, res)
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