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Sybren A. Stüvel 5e237bea22 Explicitly support cancelling tasks.
The 'cancelled' status is now tracked by a Future that's passed to
different asychronous tasks. That way it is possible to cancel all
running tasks before browsing another Pillar node.
2016-03-15 14:05:54 +01:00

169 lines
5.7 KiB
Python

# ##### BEGIN GPL LICENSE BLOCK #####
#
# 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 2
# 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.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8 compliant>
bl_info = {
"name": "Blender Cloud Texture Browser",
"author": "Sybren A. Stüvel and Francesco Siddi",
"version": (0, 2, 0),
"blender": (2, 77, 0),
"location": "TO BE DETERMINED",
"description": "Allows downloading of textures from the Blender Cloud. Requires "
"the Blender ID addon.",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/"
"Scripts/System/BlenderCloud",
"category": "System",
"support": "TESTING"
}
# Support reloading
if 'pillar' in locals():
import importlib
pillar = importlib.reload(pillar)
async_loop = importlib.reload(async_loop)
gui = importlib.reload(gui)
else:
from . import pillar, async_loop, gui
import logging
import bpy
from bpy.types import AddonPreferences, Operator, WindowManager
from bpy.props import StringProperty
class BlenderCloudPreferences(AddonPreferences):
bl_idname = __name__
pillar_server = bpy.props.StringProperty(
name='Blender Cloud Server',
description='URL of the Blender Cloud backend server',
default='https://pillar.blender.org:5000/'
)
def draw(self, context):
layout = self.layout
# Carefully try and import the Blender ID addon
try:
import blender_id.profiles as blender_id_profiles
except ImportError:
blender_id_profiles = None
blender_id_profile = None
else:
blender_id_profile = blender_id_profiles.get_active_profile()
if blender_id_profiles is None:
blender_id_icon = 'ERROR'
blender_id_text = "This add-on requires Blender ID"
blender_id_help = "Make sure that the Blender ID add-on is installed and activated"
elif not blender_id_profile:
blender_id_icon = 'ERROR'
blender_id_text = "You are logged out."
blender_id_help = "To login, go to the Blender ID add-on preferences."
else:
blender_id_icon = 'WORLD_DATA'
blender_id_text = "You are logged in as %s." % blender_id_profile['username']
blender_id_help = "To logout or change profile, " \
"go to the Blender ID add-on preferences."
sub = layout.column()
sub.label(text=blender_id_text, icon=blender_id_icon)
sub.label(text="* " + blender_id_help)
# options for Pillar
sub = layout.column()
sub.enabled = blender_id_icon != 'ERROR'
sub.prop(self, "pillar_server")
sub.operator("pillar.credentials_update")
class PillarCredentialsUpdate(Operator):
"""Updates the Pillar URL and tests the new URL."""
bl_idname = "pillar.credentials_update"
bl_label = "Update credentials"
@classmethod
def poll(cls, context):
# Only allow activation when the user is actually logged in.
return cls.is_logged_in(context)
@classmethod
def is_logged_in(cls, context):
active_user_id = getattr(context.window_manager, 'blender_id_active_profile', None)
return bool(active_user_id)
def execute(self, context):
# Only allow activation when the user is actually logged in.
if not self.is_logged_in(context):
self.report({'ERROR'}, "No active profile found")
return {'CANCELLED'}
# Test the new URL
endpoint = bpy.context.user_preferences.addons[__name__].preferences.pillar_server
pillar._pillar_api = None
try:
pillar.get_project_uuid('textures') # Just any query will do.
except Exception as e:
print(e)
self.report({'ERROR'}, 'Failed connection to %s' % endpoint)
return {'FINISHED'}
self.report({'INFO'}, 'Updated cloud server address to %s' % endpoint)
return {'FINISHED'}
def register():
bpy.utils.register_class(BlenderCloudPreferences)
bpy.utils.register_class(PillarCredentialsUpdate)
WindowManager.thumbnails_cache = StringProperty(
name="Thumbnails cache",
subtype='DIR_PATH',
default='/home/sybren/.cache/blender_cloud/thumbnails')
WindowManager.blender_cloud_project = StringProperty(
name="Blender Cloud project UUID",
default='5672beecc0261b2005ed1a33') # TODO: don't hard-code this
WindowManager.blender_cloud_node = StringProperty(
name="Blender Cloud node UUID",
default='') # empty == top-level of project
logging.basicConfig(level=logging.INFO,
format='%(asctime)-15s %(levelname)8s %(name)s %(message)s')
async_loop.setup_asyncio_executor()
gui.register()
def unregister():
gui.unregister()
bpy.utils.unregister_class(PillarCredentialsUpdate)
bpy.utils.unregister_class(BlenderCloudPreferences)
del WindowManager.blender_cloud_project
del WindowManager.blender_cloud_node
del WindowManager.blender_cloud_thumbnails
if __name__ == "__main__":
register()