File add-local-patch-support.patch of Package python-msm

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File add-local-patch-support.patch of Package python-msm

Index: mycroft-skills-manager-0.8.0/msm/skill_entry.py
===================================================================
--- mycroft-skills-manager-0.8.0.orig/msm/skill_entry.py
+++ mycroft-skills-manager-0.8.0/msm/skill_entry.py
@@ -45,6 +45,8 @@ from msm.exceptions import PipRequiremen
     SystemRequirementsException, AlreadyInstalled, SkillModified, \
     AlreadyRemoved, RemoveException, CloneException, NotInstalled, GitException
 from msm.util import cached_property, Git
+from msm.local_patches_utils import apply_skill_patch, \
+    reverse_skill_patch, remove_applied_skill_patch
 
 LOG = logging.getLogger(__name__)
 
@@ -430,6 +432,7 @@ class SkillEntry(object):
             raise AlreadyRemoved(self.name)
         try:
             rmtree(self.path)
+            remove_applied_skill_patch(self.name)
             self.is_local = False
         except OSError as e:
             raise RemoveException(str(e))
@@ -457,6 +460,7 @@ class SkillEntry(object):
         try:
             move(tmp_location, self.path)
 
+            apply_skill_patch(self.name, self.path)
             if self.msm:
                 self.run_skill_requirements()
             self.install_system_deps()
@@ -494,6 +498,7 @@ class SkillEntry(object):
         with git_to_msm_exceptions():
             sha_before = git.rev_parse('HEAD')
 
+            reverse_skill_patch(self.name, self.path)
             modified_files = git.status(porcelain=True, untracked='no')
             if modified_files != '':
                 raise SkillModified('Uncommitted changes:\n' + modified_files)
@@ -505,6 +510,7 @@ class SkillEntry(object):
                 git.checkout(self._find_sha_branch())
 
             git.merge(self.sha or 'origin/HEAD', ff_only=True)
+            apply_skill_patch(self.name, self.path)
 
         sha_after = git.rev_parse('HEAD')
 
Index: mycroft-skills-manager-0.8.0/msm/local_patches_utils.py
===================================================================
--- /dev/null
+++ mycroft-skills-manager-0.8.0/msm/local_patches_utils.py
@@ -0,0 +1,99 @@
+# Copyright (c) 2018 Mycroft AI, Inc.
+#
+# This file is part of Mycroft Light
+# (see https://github.com/MatthewScholefield/mycroft-light).
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+import logging
+import os
+from os.path import join, expanduser, isfile, isdir
+import subprocess
+import shutil
+
+
+LOG = logging.getLogger(__name__)
+
+
+skill_patches_folder = '/usr/share/mycroft-core/skill-patches/'
+applied_patch_folder = join(expanduser('~'), '.mycroft/applied-skill-patches')
+
+
+def apply_skill_patch(name, path='.'):
+    patchfile=join(skill_patches_folder, name + '.patch')
+
+    if not isfile(patchfile):
+        return
+
+    if not isdir(applied_patch_folder):
+        os.makedirs(applied_patch_folder)
+
+    LOG.info("Applying %s" % (patchfile))
+    try:
+        subprocess.run(["patch", "-f", "-p1", "-i", patchfile],
+                       stdout=subprocess.PIPE, stderr=subprocess.PIPE,
+                       check=True, cwd=path)
+    except subprocess.CalledProcessError as e:
+        LOG.error("Couldn't apply patch %s" % patchfile)
+        LOG.error(e)
+        LOG.error(e.stdout)
+        LOG.error(e.stderr)
+    else:
+        try:
+            shutil.copy(patchfile, applied_patch_folder)
+        except OSError as e:
+            LOG.error("Couldn't copy %s to applied patch folder %s" %
+                      (patchfile, applied_patch_folder))
+            LOG.error(e)
+
+
+def reverse_skill_patch(name, path='.'):
+    patchfile=join(applied_patch_folder, name + '.patch')
+
+    if not isfile(patchfile):
+        return
+
+    LOG.info("Reversing %s" % (patchfile))
+    try:
+        subprocess.run(["patch", "-f", "-p1", "-R", "-i", patchfile],
+                       stdout=subprocess.PIPE, stderr=subprocess.PIPE,
+                       check=True, cwd=path)
+    except subprocess.CalledProcessError as e:
+        LOG.error("Couldn't reverse patch %s" % patchfile)
+        LOG.error(e)
+        LOG.error(e.stdout)
+        LOG.error(e.stderr)
+    else:
+        try:
+            os.unlink(patchfile)
+        except OSError as e:
+            LOG.error("Couldn't remove %s" % patchfile)
+            LOG.error(e)
+
+
+def remove_applied_skill_patch(name):
+    patchfile=join(applied_patch_folder, name + '.patch')
+
+    if not isfile(patchfile):
+        return
+
+    LOG.info("Removing %s" % (patchfile))
+    try:
+        os.unlink(patchfile)
+    except OSError as e:
+        LOG.error("Couldn't remove %s" % patchfile)
+        LOG.error(e)

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File add-local-patch-support.patch of Package python-msm

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