from django.template import RequestContext
from django.shortcuts import render_to_response
from unfold.loginrequired import LoginRequiredAutoLogoutView
from unfold.page import Page
from manifold.core.query import Query, AnalyzedQuery
from ui.topmenu import topmenu_items, the_user
from plugins.raw import Raw
from plugins.stack import Stack
from plugins.tabs import Tabs
from plugins.hazelnut import Hazelnut
from plugins.resources_selected import ResourcesSelected
from plugins.googlemap import GoogleMap
from plugins.senslabmap import SensLabMap
from plugins.querycode import QueryCode
from plugins.query_editor import QueryEditor
from plugins.active_filters import ActiveFilters
from plugins.quickfilter import QuickFilter
from plugins.messages import Messages
from myslice.config import Config
tmp_default_slice='ple.upmc.myslicedemo'
# temporary : turn off the users part to speed things up
do_query_users=True
class SliceView (LoginRequiredAutoLogoutView):
def get (self,request, slicename=tmp_default_slice):
page = Page(request)
page.add_css_files ('css/slice-view.css')
page.add_js_files ( [ "js/common.functions.js" ] )
page.add_js_chunks ('$(function() { messages.debug("sliceview: jQuery version " + $.fn.jquery); });')
page.add_js_chunks ('$(function() { messages.debug("sliceview: users turned %s"); });'%("on" if do_query_users else "off"))
page.add_js_chunks ('$(function() { messages.debug("manifold URL %s"); });'%(Config.manifold_url()))
page.expose_js_metadata()
metadata = page.get_metadata()
resource_md = metadata.details_by_object('resource')
resource_fields = [column['name'] for column in resource_md['column']]
user_md = metadata.details_by_object('user')
user_fields = ['user_hrn'] # [column['name'] for column in user_md['column']]
# TODO The query to run is embedded in the URL
main_query = Query.get('slice').filter_by('slice_hrn', '=', slicename)
main_query.select(
'slice_hrn',
'resource.hrn', 'resource.hostname', 'resource.type',
'resource.network_hrn',
#'lease.urn',
'user.user_hrn',
#'application.measurement_point.counter'
)
query_resource_all = Query.get('resource').select(resource_fields)
if do_query_users:
query_user_all = Query.get('user').select(user_fields)
aq = AnalyzedQuery(main_query, metadata=metadata)
page.enqueue_query(main_query, analyzed_query=aq)
page.enqueue_query(query_resource_all)
if do_query_users:
page.enqueue_query(query_user_all)
# ... and for the relations
# XXX Let's hardcode resources for now
sq_resource = aq.subquery('resource')
sq_user = aq.subquery('user')
sq_lease = aq.subquery('lease')
sq_measurement = aq.subquery('measurement')
# Prepare the display according to all metadata
# (some parts will be pending, others can be triggered by users).
#
# For example slice measurements will not be requested by default...
# Create the base layout (Stack)...
main_stack = Stack (
page=page,
title="Slice %s"%slicename,
sons=[],
)
# ... responsible for the slice properties...
# a nice header
main_stack.insert (
Raw (page=page,
togglable=False,
toggled=True,
html="
Slice %s
"%slicename)
)
# --------------------------------------------------------------------------
# ResourcesSelected (Pending Operations)
main_stack.insert(ResourcesSelected(
page = page,
title = 'Pending operations',
query = main_query,
togglable = True,
# start turned off, it will open up itself when stuff comes in
toggled = False,
domid = 'pending',
outline_complete = True,
))
# --------------------------------------------------------------------------
# Filter Resources
filter_query_editor = QueryEditor(
page = page,
query = sq_resource,
query_all = query_resource_all,
title = "Select Columns",
domid = 'select-columns',
)
filter_active_filters = ActiveFilters(
page = page,
query = sq_resource,
title = "Active Filters",
)
filters_area = Stack(
page = page,
title = 'Filter Resources',
domid = 'filters',
sons = [filter_query_editor, filter_active_filters],
togglable = True,
toggled = 'persistent',
outline_complete = True,
)
main_stack.insert (filters_area)
# --------------------------------------------------------------------------
# RESOURCES
# the resources part is made of a Tabs (Geographic, List),
resources_as_map = GoogleMap(
page = page,
title = 'Geographic view',
domid = 'resources-map',
# tab's sons preferably turn this off
togglable = False,
query = sq_resource,
query_all = query_resource_all,
checkboxes = True,
# center on Paris
latitude = 49.,
longitude = 9,
zoom = 4,
)
resources_as_list = Hazelnut(
page = page,
domid = 'resources-list',
title = 'List view',
# this is the query at the core of the slice list
query = sq_resource,
query_all = query_resource_all,
checkboxes = True,
datatables_options = {
'iDisplayLength': 25,
'bLengthChange' : True,
'bAutoWidth' : True,
},
)
# with the new 'Filter' stuff on top, no need for anything but the hazelnut
resources_as_list_area = resources_as_list
resources_area = Tabs ( page=page,
domid="resources",
togglable=True,
title="Resources",
outline_complete=True,
sons=[ resources_as_map, resources_as_list_area, ],
active_domid = 'resources-map',
)
main_stack.insert (resources_area)
# --------------------------------------------------------------------------
# USERS
if do_query_users:
tab_users = Tabs(
page = page,
domid = 'users',
outline_complete = True,
togglable = True,
title = 'Users',
active_domid = 'users-list',
)
main_stack.insert(tab_users)
tab_users.insert(Hazelnut(
page = page,
title = 'Users List',
domid = 'users-list',
# tab's sons preferably turn this off
togglable = False,
# this is the query at the core of the slice list
query = sq_user,
query_all = query_user_all,
checkboxes = True,
datatables_options = {
'iDisplayLength' : 25,
'bLengthChange' : True,
'bAutoWidth' : True,
},
))
# --------------------------------------------------------------------------
# MEASUREMENTS
tab_measurements = Tabs (
page = page,
active_domid = 'measurements-list',
outline_complete = True,
togglable = True,
title = 'Measurements',
domid = 'measurements',
)
main_stack.insert(tab_measurements)
tab_measurements.insert(Hazelnut(
page = page,
title = 'Measurements',
domid = 'measurements-list',
# tab's sons preferably turn this off
togglable = False,
# this is the query at the core of the slice list
query = sq_measurement,
# do NOT set checkboxes to False
# this table being otherwise empty, it just does not fly with dataTables
checkboxes = True,
datatables_options = {
'iDisplayLength' : 25,
'bLengthChange' : True,
'bAutoWidth' : True,
},
))
# --------------------------------------------------------------------------
# MESSAGES (we use transient=False for now)
main_stack.insert(Messages(
page = page,
title = "Runtime messages for slice %s"%slicename,
domid = "msgs-pre",
levels = "ALL",
# plain messages are probably less nice for production but more reliable for development for now
transient = False,
# these make sense only in non-transient mode..
togglable = True,
toggled = 'persistent',
outline_complete = True,
))
# variables that will get passed to the view-unfold1.html template
template_env = {}
# define 'unfold1_main' to the template engine - the main contents
template_env [ 'unfold1_main' ] = main_stack.render(request)
# more general variables expected in the template
template_env [ 'title' ] = '%(slicename)s'%locals()
# the menu items on the top
template_env [ 'topmenu_items' ] = topmenu_items('Slice', request)
# so we can sho who is logged
template_env [ 'username' ] = the_user (request)
# don't forget to run the requests
page.expose_queries ()
# xxx create another plugin with the same query and a different layout (with_datatables)
# show that it worls as expected, one single api call to backend and 2 refreshed views
# the prelude object in page contains a summary of the requirements() for all plugins
# define {js,css}_{files,chunks}
prelude_env = page.prelude_env()
template_env.update(prelude_env)
result=render_to_response ('view-unfold1.html',template_env,
context_instance=RequestContext(request))
return result