Source code for tvb.core.entities.filters.factory

# -*- coding: utf-8 -*-
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.. moduleauthor:: Bogdan Neacsa <>    

import json
import six
import tvb.core.entities.model.model_operation as model
from tvb.core.entities.filters.chain import FilterChain

[docs] class StaticFiltersFactory(object): """ Factory class to build lists with static used filters through the application. """ RELEVANT_VIEW = "Relevant view" FULL_VIEW = "Full view"
[docs] @staticmethod def build_datatype_filters(selected=RELEVANT_VIEW, single_filter=None): """ Return all visibility filters for data structure page, or only one filter. """ filters = {StaticFiltersFactory.FULL_VIEW: FilterChain(StaticFiltersFactory.FULL_VIEW), StaticFiltersFactory.RELEVANT_VIEW: FilterChain(StaticFiltersFactory.RELEVANT_VIEW, [FilterChain.datatype + '.visible'], [True], operations=["=="])} if selected is None or len(selected) == 0: selected = StaticFiltersFactory.RELEVANT_VIEW if selected in filters: filters[selected].selected = True if single_filter is not None: if single_filter in filters: return filters[single_filter] else: # We have some custom filter to build return StaticFiltersFactory._build_custom_filter(single_filter) return list(filters.values())
@staticmethod def _build_custom_filter(filter_data): """ Param filter_data should be at this point a dictionary of the form: {'type' : 'filter_type', 'value' : 'filter_value'} If 'filter_type' is not handled just return None. """ filter_data = json.loads(filter_data) if filter_data['type'] == 'from_burst': return FilterChain('Burst', [''], [filter_data['value']], operations=["=="]) return None
[docs] @staticmethod def build_operations_filters(simulation_algorithm, logged_user_id): """ :returns: list of filters that can be applied on Project View Operations page. """ new_filters = [] # Filter by algorithm / categories new_filter = FilterChain("Omit Views", [FilterChain.algorithm_category + '.display'], [False], operations=["=="]) new_filters.append(new_filter) new_filter = FilterChain("Only Upload", [FilterChain.algorithm_category + '.rawinput'], [True], operations=["=="]) new_filters.append(new_filter) if simulation_algorithm is not None: new_filter = FilterChain("Only Simulations", [FilterChain.algorithm + '.id'], [], operations=["=="]) new_filters.append(new_filter) # Filter by operation status filtered_statuses = {model.STATUS_STARTED: "Only Running", model.STATUS_ERROR: "Only with Errors", model.STATUS_CANCELED: "Only Canceled", model.STATUS_FINISHED: "Only Finished", model.STATUS_PENDING: "Only Pending"} for status, title in six.iteritems(filtered_statuses): new_filter = FilterChain(title, [FilterChain.operation + '.status'], [status], operations=["=="]) new_filters.append(new_filter) # Filter by author new_filter = FilterChain("Only mine", [FilterChain.operation + '.fk_launched_by'], [logged_user_id], operations=["=="]) new_filters.append(new_filter) # Filter by other flags new_filter = FilterChain("Only relevant", [FilterChain.operation + '.visible'], [True], operations=["=="]) new_filter.selected = True new_filters.append(new_filter) return new_filters