# coding=utf-8

"""InaSAFE Plugin."""

import sys

import os

from functools import partial

from distutils.version import StrictVersion

# noinspection PyUnresolvedReferences

import qgis # NOQA pylint: disable=unused-import

# Import the PyQt and QGIS libraries

from qgis.core import (

QgsRectangle,

QgsRasterLayer,

QgsMapLayer,

QgsExpression,

QgsProject,

)

# noinspection PyPackageRequirements

from qgis.PyQt.QtCore import QCoreApplication, Qt

# noinspection PyPackageRequirements

from qgis.PyQt.QtWidgets import (

QAction,

QApplication,

QToolButton,

QMenu,

QLineEdit,

QInputDialog

)

from qgis.PyQt.QtGui import QIcon

from safe.common.custom_logging import LOGGER

from safe.utilities.expressions import qgis_expressions

from safe.definitions.versions import inasafe_release_status, inasafe_version

from safe.common.exceptions import (

KeywordNotFoundError,

NoKeywordsFoundError,

MetadataReadError,

)

from safe.common.signals import send_static_message

from safe.utilities.resources import resources_path

from safe.utilities.gis import is_raster_layer

from safe.definitions.layer_purposes import (

layer_purpose_exposure, layer_purpose_hazard

)

from safe.definitions.utilities import get_field_groups

from safe.utilities.i18n import tr

from safe.utilities.keyword_io import KeywordIO

from safe.utilities.utilities import is_keyword_version_supported

from safe.utilities.settings import setting, set_setting

__copyright__ = "Copyright 2016, The InaSAFE Project"

__license__ = "GPL version 3"

__email__ = "info@inasafe.org"

__revision__ = '$Format:%H$'

class Plugin():

"""The QGIS interface implementation for the InaSAFE plugin.

This class acts as the 'glue' between QGIS and our custom logic.

It creates a toolbar and menu bar entry and launches the InaSAFE user

interface if these are activated.

"""

def __init__(self, iface):

"""Class constructor.

On instantiation, the plugin instance will be assigned a copy

of the QGIS iface object which will allow this plugin to access and

manipulate the running QGIS instance that spawned it.

:param iface:Quantum GIS iface instance. This instance is

automatically passed to the plugin by QGIS when it loads the

plugin.

:type iface: QgisAppInterface

"""

# Save reference to the QGIS interface

self.iface = iface

self.dock_widget = None

# Actions

self.action_add_layers = None

self.action_add_osm_layer = None

self.action_add_petabencana_layer = None

self.action_batch_runner = None

self.action_dock = None

self.action_extent_selector = None

self.action_field_mapping = None

self.action_multi_exposure = None

self.action_function_centric_wizard = None

self.action_import_dialog = None

self.action_keywords_wizard = None

self.action_minimum_needs = None

self.action_minimum_needs_config = None

self.action_multi_buffer = None

self.action_options = None

self.action_run_tests = None

self.action_save_scenario = None

self.action_shake_converter = None

self.action_show_definitions = None

self.action_toggle_rubberbands = None

self.action_metadata_converter = None

self.translator = None

self.toolbar = None

self.wizard = None

self.actions = [] # list of all QActions we create for InaSAFE

self.message_bar_item = None

# Flag indicating if toolbar should show only common icons or not

self.full_toolbar = False

# print self.tr('InaSAFE')

# For enable/disable the keyword editor icon

self.iface.currentLayerChanged.connect(self.layer_changed)

developer_mode = setting(

'developer_mode', False, expected_type=bool)

self.hide_developer_buttons = (

inasafe_release_status == 'final' and not developer_mode)

# noinspection PyMethodMayBeStatic

def tr(self, message):

"""Get the translation for a string using Qt translation API.

We implement this ourselves since we do not inherit QObject.

:param message: String for translation.

:type message: str, QString

:returns: Translated version of message.

:rtype: QString

"""

# noinspection PyTypeChecker,PyArgumentList,PyCallByClass

return QCoreApplication.translate('Plugin', message)

def add_action(self, action, add_to_toolbar=True, add_to_legend=False):

"""Add a toolbar icon to the InaSAFE toolbar.

:param action: The action that should be added to the toolbar.

:type action: QAction

:param add_to_toolbar: Flag indicating whether the action should also

be added to the InaSAFE toolbar. Defaults to True.

:type add_to_toolbar: bool

:param add_to_legend: Flag indicating whether the action should also

be added to the layer legend menu. Default to False.

:type add_to_legend: bool

"""

# store in the class list of actions for easy plugin unloading

self.actions.append(action)

self.iface.addPluginToMenu(self.tr('InaSAFE'), action)

if add_to_toolbar:

self.toolbar.addAction(action)

if add_to_legend:

# The id is the action name without spaces, tabs ...

self.iface.addCustomActionForLayerType(

action,

self.tr('InaSAFE'),

QgsMapLayer.VectorLayer,

True)

self.iface.addCustomActionForLayerType(

action,

self.tr('InaSAFE'),

QgsMapLayer.RasterLayer,

True)

def _create_dock_toggle_action(self):

"""Create action for plugin dockable window (show/hide)."""

# pylint: disable=W0201

icon = resources_path('img', 'icons', 'icon.svg')

self.action_dock = QAction(

QIcon(icon),

self.tr('Toggle InaSAFE Dock'), self.iface.mainWindow())

self.action_dock.setObjectName('InaSAFEDockToggle')

self.action_dock.setStatusTip(self.tr(

'Show/hide InaSAFE dock widget'))

self.action_dock.setWhatsThis(self.tr(

'Show/hide InaSAFE dock widget'))

self.action_dock.setCheckable(True)

self.action_dock.setChecked(True)

self.action_dock.triggered.connect(self.toggle_dock_visibility)

self.add_action(self.action_dock)

# --------------------------------------

# Create action for keywords creation wizard

# -------------------------------------

def _create_keywords_wizard_action(self):

"""Create action for keywords creation wizard."""

icon = resources_path('img', 'icons', 'show-keyword-wizard.svg')

self.action_keywords_wizard = QAction(

QIcon(icon),

self.tr('Keywords Creation Wizard'),

self.iface.mainWindow())

self.action_keywords_wizard.setStatusTip(self.tr(

'Open InaSAFE keywords creation wizard'))

self.action_keywords_wizard.setWhatsThis(self.tr(

'Open InaSAFE keywords creation wizard'))

self.action_keywords_wizard.setEnabled(False)

self.action_keywords_wizard.triggered.connect(

self.show_keywords_wizard)

self.add_action(self.action_keywords_wizard, add_to_legend=True)

def _create_analysis_wizard_action(self):

"""Create action for IF-centric wizard."""

icon = resources_path('img', 'icons', 'show-wizard.svg')

self.action_function_centric_wizard = QAction(

QIcon(icon),

self.tr('Impact Function Centric Wizard'),

self.iface.mainWindow())

self.action_function_centric_wizard.setStatusTip(self.tr(

'Open InaSAFE impact function centric wizard'))

self.action_function_centric_wizard.setWhatsThis(self.tr(

'Open InaSAFE impact function centric wizard'))

self.action_function_centric_wizard.setEnabled(True)

self.action_function_centric_wizard.triggered.connect(

self.show_function_centric_wizard)

self.add_action(self.action_function_centric_wizard)

def _create_options_dialog_action(self):

"""Create action for options dialog."""

icon = resources_path('img', 'icons', 'configure-inasafe.svg')

self.action_options = QAction(

QIcon(icon),

self.tr('Options'), self.iface.mainWindow())

self.action_options.setStatusTip(self.tr(

'Open InaSAFE options dialog'))

self.action_options.setWhatsThis(self.tr(

'Open InaSAFE options dialog'))

self.action_options.triggered.connect(self.show_options)

self.add_action(self.action_options, add_to_toolbar=self.full_toolbar)

def _create_minimum_needs_action(self):

"""Create action for minimum needs dialog."""

icon = resources_path('img', 'icons', 'show-minimum-needs.svg')

self.action_minimum_needs = QAction(

QIcon(icon),

self.tr('Minimum Needs Calculator'), self.iface.mainWindow())

self.action_minimum_needs.setStatusTip(self.tr(

'Open InaSAFE minimum needs calculator'))

self.action_minimum_needs.setWhatsThis(self.tr(

'Open InaSAFE minimum needs calculator'))

self.action_minimum_needs.triggered.connect(self.show_minimum_needs)

self.add_action(

self.action_minimum_needs, add_to_toolbar=self.full_toolbar)

def _create_multi_buffer_action(self):

"""Create action for multi buffer dialog."""

icon = resources_path('img', 'icons', 'show-multi-buffer.svg')

self.action_multi_buffer = QAction(

QIcon(icon),

self.tr('Multi Buffer'), self.iface.mainWindow())

self.action_multi_buffer.setStatusTip(self.tr(

'Open InaSAFE multi buffer'))

self.action_multi_buffer.setWhatsThis(self.tr(

'Open InaSAFE multi buffer'))

self.action_multi_buffer.triggered.connect(self.show_multi_buffer)

self.add_action(

self.action_multi_buffer,

add_to_toolbar=self.full_toolbar)

def _create_minimum_needs_options_action(self):

"""Create action for global minimum needs dialog."""

icon = resources_path('img', 'icons', 'show-global-minimum-needs.svg')

self.action_minimum_needs_config = QAction(

QIcon(icon),

self.tr('Minimum Needs Configuration'),

self.iface.mainWindow())

self.action_minimum_needs_config.setStatusTip(self.tr(

'Open InaSAFE minimum needs configuration'))

self.action_minimum_needs_config.setWhatsThis(self.tr(

'Open InaSAFE minimum needs configuration'))

self.action_minimum_needs_config.triggered.connect(

self.show_minimum_needs_configuration)

self.add_action(

self.action_minimum_needs_config, add_to_toolbar=self.full_toolbar)

def _create_shakemap_converter_action(self):

"""Create action for converter dialog."""

icon = resources_path('img', 'icons', 'show-converter-tool.svg')

self.action_shake_converter = QAction(

QIcon(icon),

self.tr('Shakemap Converter'), self.iface.mainWindow())

self.action_shake_converter.setStatusTip(self.tr(

'Open InaSAFE Converter'))

self.action_shake_converter.setWhatsThis(self.tr(

'Open InaSAFE Converter'))

self.action_shake_converter.triggered.connect(

self.show_shakemap_importer)

self.add_action(

self.action_shake_converter, add_to_toolbar=self.full_toolbar)

def _create_batch_runner_action(self):

"""Create action for batch runner dialog."""

icon = resources_path('img', 'icons', 'show-batch-runner.svg')

self.action_batch_runner = QAction(

QIcon(icon),

self.tr('Batch Runner'), self.iface.mainWindow())

self.action_batch_runner.setStatusTip(self.tr(

'Open Batch Runner'))

self.action_batch_runner.setWhatsThis(self.tr(

'Open Batch Runner'))

self.action_batch_runner.triggered.connect(self.show_batch_runner)

self.add_action(

self.action_batch_runner, add_to_toolbar=self.full_toolbar)

def _create_save_scenario_action(self):

"""Create action for save scenario dialog."""

icon = resources_path('img', 'icons', 'save-as-scenario.svg')

self.action_save_scenario = QAction(

QIcon(icon),

self.tr('Save Current Scenario'), self.iface.mainWindow())

message = self.tr('Save current scenario to text file')

self.action_save_scenario.setStatusTip(message)

self.action_save_scenario.setWhatsThis(message)

# noinspection PyUnresolvedReferences

self.action_save_scenario.triggered.connect(self.save_scenario)

self.add_action(

self.action_save_scenario, add_to_toolbar=self.full_toolbar)

def _create_osm_downloader_action(self):

"""Create action for import OSM Dialog."""

icon = resources_path('img', 'icons', 'show-osm-download.svg')

self.action_import_dialog = QAction(

QIcon(icon),

self.tr('OpenStreetMap Downloader'),

self.iface.mainWindow())

self.action_import_dialog.setStatusTip(self.tr(

'OpenStreetMap Downloader'))

self.action_import_dialog.setWhatsThis(self.tr(

'OpenStreetMap Downloader'))

self.action_import_dialog.triggered.connect(self.show_osm_downloader)

self.add_action(self.action_import_dialog, add_to_toolbar=True)

def _create_geonode_uploader_action(self):

"""Create action for Geonode uploader dialog."""

icon = resources_path('img', 'icons', 'geonode.png')

label = tr('Geonode Uploader')

self.action_geonode = QAction(

QIcon(icon), label, self.iface.mainWindow())

self.action_geonode.setStatusTip(label)

self.action_geonode.setWhatsThis(label)

self.action_geonode.triggered.connect(self.show_geonode_uploader)

self.add_action(self.action_geonode, add_to_toolbar=False)

def _create_add_osm_layer_action(self):

"""Create action for import OSM Dialog."""

icon = resources_path('img', 'icons', 'add-osm-tiles-layer.svg')

self.action_add_osm_layer = QAction(

QIcon(icon),

self.tr('Add OpenStreetMap Tile Layer'),

self.iface.mainWindow())

self.action_add_osm_layer.setStatusTip(self.tr(

'Add OpenStreetMap Tile Layer'))

self.action_add_osm_layer.setWhatsThis(self.tr(

'Use this to add an OSM layer to your map. '

'It needs internet access to function.'))

self.action_add_osm_layer.triggered.connect(self.add_osm_layer)

self.add_action(self.action_add_osm_layer, add_to_toolbar=True)

def _create_show_definitions_action(self):

"""Create action for showing definitions / help."""

icon = resources_path('img', 'icons', 'show-inasafe-help.svg')

self.action_show_definitions = QAction(

QIcon(icon),

self.tr('InaSAFE Help'),

self.iface.mainWindow())

self.action_show_definitions.setStatusTip(self.tr(

'Show InaSAFE Help'))

self.action_show_definitions.setWhatsThis(self.tr(

'Use this to show a document describing all InaSAFE concepts.'))

self.action_show_definitions.triggered.connect(

self.show_definitions)

self.add_action(

self.action_show_definitions,

add_to_toolbar=True)

def _create_metadata_converter_action(self):

"""Create action for showing metadata converter dialog."""

icon = resources_path('img', 'icons', 'show-metadata-converter.svg')

self.action_metadata_converter = QAction(

QIcon(icon),

self.tr('InaSAFE Metadata Converter'),

self.iface.mainWindow())

self.action_metadata_converter.setStatusTip(self.tr(

'Convert metadata from version 4.3 to version 3.5.'))

self.action_metadata_converter.setWhatsThis(self.tr(

'Use this tool to convert metadata 4.3 to version 3.5'))

self.action_metadata_converter.triggered.connect(

self.show_metadata_converter)

self.add_action(

self.action_metadata_converter, add_to_toolbar=self.full_toolbar)

def _create_field_mapping_action(self):

"""Create action for showing field mapping dialog."""

icon = resources_path('img', 'icons', 'show-mapping-tool.svg')

self.action_field_mapping = QAction(

QIcon(icon),

self.tr('InaSAFE Field Mapping Tool'),

self.iface.mainWindow())

self.action_field_mapping.setStatusTip(self.tr(

'Assign field mapping to layer.'))

self.action_field_mapping.setWhatsThis(self.tr(

'Use this tool to assign field mapping in layer.'))

self.action_field_mapping.setEnabled(False)

self.action_field_mapping.triggered.connect(self.show_field_mapping)

self.add_action(

self.action_field_mapping, add_to_toolbar=self.full_toolbar)

def _create_multi_exposure_action(self):

"""Create action for showing the multi exposure tool."""

self.action_multi_exposure = QAction(

QIcon(resources_path('img', 'icons', 'show-multi-exposure.svg')),

self.tr('InaSAFE Multi Exposure Tool'),

self.iface.mainWindow())

self.action_multi_exposure.setStatusTip(self.tr(

'Open the multi exposure tool.'))

self.action_multi_exposure.setWhatsThis(self.tr(

'Open the multi exposure tool.'))

self.action_multi_exposure.setEnabled(True)

self.action_multi_exposure.triggered.connect(self.show_multi_exposure)

self.add_action(

self.action_multi_exposure, add_to_toolbar=self.full_toolbar)

def _create_add_petabencana_layer_action(self):

"""Create action for import OSM Dialog."""

icon = resources_path('img', 'icons', 'add-petabencana-layer.svg')

self.action_add_petabencana_layer = QAction(

QIcon(icon),

self.tr('Add PetaBencana Flood Layer'),

self.iface.mainWindow())

self.action_add_petabencana_layer.setStatusTip(self.tr(

'Add PetaBencana Flood Layer'))

self.action_add_petabencana_layer.setWhatsThis(self.tr(

'Use this to add a PetaBencana layer to your map. '

'It needs internet access to function.'))

self.action_add_petabencana_layer.triggered.connect(

self.add_petabencana_layer)

self.add_action(

self.action_add_petabencana_layer,

add_to_toolbar=self.full_toolbar)

def _create_rubber_bands_action(self):

"""Create action for toggling rubber bands."""

icon = resources_path('img', 'icons', 'toggle-rubber-bands.svg')

self.action_toggle_rubberbands = QAction(

QIcon(icon),

self.tr('Toggle Scenario Outlines'), self.iface.mainWindow())

message = self.tr('Toggle rubber bands showing scenario extents.')

self.action_toggle_rubberbands.setStatusTip(message)

self.action_toggle_rubberbands.setWhatsThis(message)

# Set initial state

self.action_toggle_rubberbands.setCheckable(True)

flag = setting('showRubberBands', False, expected_type=bool)

self.action_toggle_rubberbands.setChecked(flag)

# noinspection PyUnresolvedReferences

self.action_toggle_rubberbands.triggered.connect(

self.dock_widget.toggle_rubber_bands)

self.add_action(self.action_toggle_rubberbands)

def _create_analysis_extent_action(self):

"""Create action for analysis extent dialog."""

icon = resources_path('img', 'icons', 'set-extents-tool.svg')

self.action_extent_selector = QAction(

QIcon(icon),

self.tr('Set Analysis Area'),

self.iface.mainWindow())

self.action_extent_selector.setStatusTip(self.tr(

'Set the analysis area for InaSAFE'))

self.action_extent_selector.setWhatsThis(self.tr(

'Set the analysis area for InaSAFE'))

self.action_extent_selector.triggered.connect(

self.show_extent_selector)

self.add_action(self.action_extent_selector)

def _create_test_layers_action(self):

"""Create action for adding layers (developer mode, non final only)."""

if self.hide_developer_buttons:

return

icon = resources_path('img', 'icons', 'add-test-layers.svg')

self.action_add_layers = QAction(

QIcon(icon),

self.tr('Add Test Layers'),

self.iface.mainWindow())

self.action_add_layers.setStatusTip(self.tr(

'Add test layers'))

self.action_add_layers.setWhatsThis(self.tr(

'Add test layers'))

self.action_add_layers.triggered.connect(

self.add_test_layers)

self.add_action(self.action_add_layers)

def _create_run_test_action(self):

"""Create action for running tests (developer mode, non final only)."""

if self.hide_developer_buttons:

return

default_package = str(

setting('testPackage', 'safe', expected_type=str))

msg = self.tr('Run tests in %s' % default_package)

self.test_button = QToolButton()

self.test_button.setMenu(QMenu())

self.test_button.setPopupMode(QToolButton.MenuButtonPopup)

icon = resources_path('img', 'icons', 'run-tests.svg')

self.action_run_tests = QAction(

QIcon(icon), msg, self.iface.mainWindow())

self.action_run_tests.setStatusTip(msg)

self.action_run_tests.setWhatsThis(msg)

self.action_run_tests.triggered.connect(self.run_tests)

self.test_button.menu().addAction(self.action_run_tests)

self.test_button.setDefaultAction(self.action_run_tests)

self.action_select_package = QAction(

QIcon(icon), self.tr('Select package'), self.iface.mainWindow())

self.action_select_package.setStatusTip(self.tr('Select Test Package'))

self.action_select_package.setWhatsThis(self.tr('Select Test Package'))

self.action_select_package.triggered.connect(

self.select_test_package)

self.test_button.menu().addAction(self.action_select_package)

self.toolbar.addWidget(self.test_button)

self.add_action(self.action_run_tests, add_to_toolbar=False)

self.add_action(self.action_select_package, add_to_toolbar=False)

def _create_dock(self):

"""Create dockwidget and tabify it with the legend."""

# Import dock here as it needs to be imported AFTER i18n is set up

from safe.gui.widgets.dock import Dock

self.dock_widget = Dock(self.iface)

self.dock_widget.setObjectName('InaSAFE-Dock')

self.iface.addDockWidget(Qt.RightDockWidgetArea, self.dock_widget)

legend_tab = self.iface.mainWindow().findChild(QApplication, 'Legend')

if legend_tab:

self.iface.mainWindow().tabifyDockWidget(

legend_tab, self.dock_widget)

self.dock_widget.raise_()

# noinspection PyPep8Naming

def initGui(self):

"""Gui initialisation procedure (for QGIS plugin api).

.. note:: Don't change the name of this method from initGui!

This method is called by QGIS and should be used to set up

any graphical user interface elements that should appear in QGIS by

default (i.e. before the user performs any explicit action with the

plugin).

"""

self.toolbar = self.iface.addToolBar('InaSAFE')

self.toolbar.setObjectName('InaSAFEToolBar')

self.dock_widget = None

# Now create the actual dock

self._create_dock()

# And all the menu actions

# Configuration Group

self._create_dock_toggle_action()

self._create_options_dialog_action()

self._create_minimum_needs_options_action()

self._create_analysis_extent_action()

self._create_rubber_bands_action()

self._add_spacer_to_menu()

self._create_keywords_wizard_action()

self._create_analysis_wizard_action()

self._add_spacer_to_menu()

self._create_field_mapping_action()

self._create_multi_exposure_action()

self._create_metadata_converter_action()

self._create_osm_downloader_action()

self._create_add_osm_layer_action()

self._create_add_petabencana_layer_action()

self._create_geonode_uploader_action()

self._create_shakemap_converter_action()

self._create_minimum_needs_action()

self._create_multi_buffer_action()

self._create_test_layers_action()

self._create_run_test_action()

self._add_spacer_to_menu()

self._create_batch_runner_action()

self._create_save_scenario_action()

self._add_spacer_to_menu()

self._create_show_definitions_action()

# Hook up a slot for when the dock is hidden using its close button

# or view-panels

#

self.dock_widget.visibilityChanged.connect(self.toggle_inasafe_action)

# Also deal with the fact that on start of QGIS dock may already be

# hidden.

self.action_dock.setChecked(self.dock_widget.isVisible())

self.iface.initializationCompleted.connect(

partial(self.show_welcome_message)

)

def _add_spacer_to_menu(self):

"""Create a spacer to the menu to separate action groups."""

separator = QAction(self.iface.mainWindow())

separator.setSeparator(True)

self.iface.addPluginToMenu(self.tr('InaSAFE'), separator)

@staticmethod

def clear_modules():

"""Unload inasafe functions and try to return QGIS to before InaSAFE.

.. todo:: I think this function can be removed. TS.

"""

# next lets force remove any inasafe related modules

modules = []

for module in sys.modules:

if 'inasafe' in module:

# Check if it is really one of our modules i.e. exists in the

# plugin directory

tokens = module.split('.')

path = ''

for myToken in tokens:

path += os.path.sep + myToken

parent = os.path.abspath(os.path.join(

__file__, os.path.pardir, os.path.pardir))

full_path = os.path.join(parent, path + '.py')

if os.path.exists(os.path.abspath(full_path)):

LOGGER.debug('Removing: %s' % module)

modules.append(module)

for module in modules:

del (sys.modules[module])

for module in sys.modules:

if 'inasafe' in module:

print(module)

# Lets also clean up all the path additions that were made

package_path = os.path.abspath(os.path.join(

os.path.dirname(__file__), os.path.pardir))

LOGGER.debug('Path to remove: %s' % package_path)

# We use a list comprehension to ensure duplicate entries are removed

LOGGER.debug(sys.path)

sys.path = [y for y in sys.path if package_path not in y]

LOGGER.debug(sys.path)

def unload(self):

"""GUI breakdown procedure (for QGIS plugin api).

.. note:: Don't change the name of this method from unload!

This method is called by QGIS and should be used to *remove*

any graphical user interface elements that should appear in QGIS.

"""

# Remove the plugin menu item and icon

if self.wizard:

self.wizard.deleteLater()

for myAction in self.actions:

self.iface.removePluginMenu(self.tr('InaSAFE'), myAction)

self.iface.removeToolBarIcon(myAction)

self.iface.removeCustomActionForLayerType(myAction)

self.iface.mainWindow().removeDockWidget(self.dock_widget)

self.iface.mainWindow().removeToolBar(self.toolbar)

self.dock_widget.setVisible(False)

self.dock_widget.destroy()

self.iface.currentLayerChanged.disconnect(self.layer_changed)

# Unload QGIS expressions loaded by the plugin.

for qgis_expression in list(qgis_expressions().keys()):

QgsExpression.unregisterFunction(qgis_expression)

def toggle_inasafe_action(self, checked):

"""Check or un-check the toggle inaSAFE toolbar button.

This slot is called when the user hides the inaSAFE panel using its

close button or using view->panels.

:param checked: True if the dock should be shown, otherwise False.

:type checked: bool

"""

self.action_dock.setChecked(checked)

# Run method that performs all the real work

def toggle_dock_visibility(self):

"""Show or hide the dock widget."""

if self.dock_widget.isVisible():

self.dock_widget.setVisible(False)

else:

self.dock_widget.setVisible(True)

self.dock_widget.raise_()

def add_test_layers(self):

"""Add standard test layers."""

from safe.test.utilities import load_standard_layers

load_standard_layers()

rect = QgsRectangle(106.806, -6.195, 106.837, -6.167)

self.iface.mapCanvas().setExtent(rect)

def select_test_package(self):

"""Select the test package."""

default_package = 'safe'

user_package = str(

setting('testPackage', default_package, expected_type=str))

test_package, _ = QInputDialog.getText(

self.iface.mainWindow(),

self.tr('Select the python test package'),

self.tr('Select the python test package'),

QLineEdit.Normal,

user_package)

if test_package == '':

test_package = default_package

set_setting('testPackage', test_package)

msg = self.tr('Run tests in %s' % test_package)

self.action_run_tests.setWhatsThis(msg)

self.action_run_tests.setText(msg)

def run_tests(self):

"""Run unit tests in the python console."""

from qgis.PyQt.QtWidgets import QDockWidget

main_window = self.iface.mainWindow()

action = main_window.findChild(QAction, 'mActionShowPythonDialog')

action.trigger()

package = str(setting('testPackage', 'safe', expected_type=str))

for child in main_window.findChildren(QDockWidget, 'PythonConsole'):

if child.objectName() == 'PythonConsole':

child.show()

for widget in child.children():

if 'PythonConsoleWidget' in str(widget.__class__):

# print "Console widget found"

shell = widget.shell

shell.runCommand(

'from inasafe.test_suite import test_package')

shell.runCommand('test_package(\'%s\')' % package)

break

def show_extent_selector(self):

"""Show the extent selector widget for defining analysis extents."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.extent_selector_dialog import ExtentSelectorDialog

widget = ExtentSelectorDialog(

self.iface,

self.iface.mainWindow(),

extent=self.dock_widget.extent.user_extent,

crs=self.dock_widget.extent.crs)

widget.clear_extent.connect(

self.dock_widget.extent.clear_user_analysis_extent)

widget.extent_defined.connect(

self.dock_widget.define_user_analysis_extent)

# This ensures that run button state is updated on dialog close

widget.extent_selector_closed.connect(

self.dock_widget.validate_impact_function)

# Needs to be non modal to support hide -> interact with map -> show

widget.show() # non modal

def show_minimum_needs(self):

"""Show the minimum needs dialog."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.minimum_needs.needs_calculator_dialog import (

NeedsCalculatorDialog

)

dialog = NeedsCalculatorDialog(self.iface.mainWindow())

dialog.exec_()

def show_minimum_needs_configuration(self):

"""Show the minimum needs dialog."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.minimum_needs.needs_manager_dialog import (

NeedsManagerDialog)

dialog = NeedsManagerDialog(

parent=self.iface.mainWindow(),

dock=self.dock_widget)

dialog.exec_() # modal

def show_options(self):

"""Show the options dialog."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.options_dialog import OptionsDialog

dialog = OptionsDialog(

iface=self.iface,

parent=self.iface.mainWindow())

dialog.show_option_dialog()

if dialog.exec_(): # modal

self.dock_widget.read_settings()

from safe.gui.widgets.message import getting_started_message

send_static_message(self.dock_widget, getting_started_message())

# Issue #4734, make sure to update the combobox after update the

# InaSAFE option

self.dock_widget.get_layers()

def show_welcome_message(self):

"""Show the welcome message."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.options_dialog import OptionsDialog

# Do not show by default

show_message = False

previous_version = StrictVersion(setting('previous_version'))

current_version = StrictVersion(inasafe_version)

# Set previous_version to the current inasafe_version

set_setting('previous_version', inasafe_version)

if setting('always_show_welcome_message', expected_type=bool):

# Show if it the setting said so

show_message = True

elif previous_version < current_version:

# Always show if the user installed new version

show_message = True

# Allow to disable welcome message when running automated tests

if os.environ.get('INASAFE_DISABLE_WELCOME_MESSAGE', False):

show_message = False

if show_message:

dialog = OptionsDialog(

iface=self.iface,

parent=self.iface.mainWindow())

dialog.show_welcome_dialog()

if dialog.exec_(): # modal

self.dock_widget.read_settings()

def show_keywords_wizard(self):

"""Show the keywords creation wizard."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.wizard.wizard_dialog import WizardDialog

if self.iface.activeLayer() is None:

return

# Don't break an existing wizard session if accidentally clicked

if self.wizard and self.wizard.isVisible():

return

# Prevent spawning multiple copies since the IFCW is non modal

if not self.wizard:

self.wizard = WizardDialog(

self.iface.mainWindow(),

self.iface,

self.dock_widget)

self.wizard.set_keywords_creation_mode()

self.wizard.exec_() # modal

def show_function_centric_wizard(self):

"""Show the function centric wizard."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.wizard.wizard_dialog import WizardDialog

# Don't break an existing wizard session if accidentally clicked

if self.wizard and self.wizard.isVisible():

return

# Prevent spawning multiple copies since it is non modal

if not self.wizard:

self.wizard = WizardDialog(

self.iface.mainWindow(),

self.iface,

self.dock_widget)

self.wizard.set_function_centric_mode()

# non-modal in order to hide for selecting user extent

self.wizard.show()

def show_shakemap_importer(self):

"""Show the converter dialog."""

# import here only so that it is AFTER i18n set up

from safe.gui.tools.shake_grid.shakemap_converter_dialog import (

ShakemapConverterDialog)

dialog = ShakemapConverterDialog(

self.iface.mainWindow(), self.iface, self.dock_widget)

dialog.exec_() # modal

def show_multi_buffer(self):

"""Show the multi buffer tool."""

from safe.gui.tools.multi_buffer_dialog import (

MultiBufferDialog)

dialog = MultiBufferDialog(

self.iface.mainWindow(), self.iface, self.dock_widget)

dialog.exec_() # modal

def show_osm_downloader(self):

"""Show the OSM buildings downloader dialog."""

from safe.gui.tools.osm_downloader_dialog import OsmDownloaderDialog

dialog = OsmDownloaderDialog(self.iface.mainWindow(), self.iface)

# otherwise dialog is never deleted

dialog.setAttribute(Qt.WA_DeleteOnClose, True)

dialog.show() # non modal

def show_geonode_uploader(self):

"""Show the Geonode uploader dialog."""

from safe.gui.tools.geonode_uploader import GeonodeUploaderDialog

dialog = GeonodeUploaderDialog(self.iface.mainWindow())

dialog.show() # non modal

def add_osm_layer(self):

"""Add OSM tile layer to the map.

This uses a gdal wrapper around the OSM tile service - see the

WorldOSM.gdal file for how it is constructed.

"""

path = resources_path('osm', 'WorldOSM.gdal')

layer = QgsRasterLayer(path, self.tr('OpenStreetMap'))

project = QgsProject.instance()

# Try to add it as the last layer in the list

# False flag prevents layer being added to legend

project.addMapLayer(layer, False)

root = QgsProject.instance().layerTreeRoot()

index = len(root.findLayers()) + 1

# LOGGER.info('Inserting layer %s at position %s' % (

# layer.source(), index))

root.insertLayer(index, layer)

project.addMapLayer(layer)

def show_definitions(self):

"""Show InaSAFE Definitions (a report showing all key metadata)."""

from safe.utilities.help import show_help

from safe.gui.tools.help import definitions_help

show_help(definitions_help.definitions_help())

def show_field_mapping(self):

"""Show InaSAFE Field Mapping."""

from safe.gui.tools.field_mapping_dialog import FieldMappingDialog

dialog = FieldMappingDialog(

parent=self.iface.mainWindow(),

iface=self.iface,)

if dialog.exec_(): # modal

LOGGER.debug('Show field mapping accepted')

self.dock_widget.layer_changed(self.iface.activeLayer())

else:

LOGGER.debug('Show field mapping not accepted')

def show_metadata_converter(self):

"""Show InaSAFE Metadata Converter."""

from safe.gui.tools.metadata_converter_dialog import (

MetadataConverterDialog)

dialog = MetadataConverterDialog(

parent=self.iface.mainWindow(),

iface=self.iface,

)

dialog.exec_()

def show_multi_exposure(self):

"""Show InaSAFE Multi Exposure."""

from safe.gui.tools.multi_exposure_dialog import MultiExposureDialog

dialog = MultiExposureDialog(

self.iface.mainWindow(), self.iface)

dialog.exec_() # modal

def add_petabencana_layer(self):

"""Add petabencana layer to the map.

This uses the PetaBencana API to fetch the latest floods in JK. See

https://data.petabencana.id/floods

"""

from safe.gui.tools.peta_bencana_dialog import PetaBencanaDialog

dialog = PetaBencanaDialog(self.iface.mainWindow(), self.iface)

dialog.show() # non modal

def show_batch_runner(self):

"""Show the batch runner dialog."""

from safe.gui.tools.batch.batch_dialog import BatchDialog

dialog = BatchDialog(

parent=self.iface.mainWindow(),

iface=self.iface,

dock=self.dock_widget)

dialog.exec_() # modal

def save_scenario(self):

"""Save current scenario to text file."""

from safe.gui.tools.save_scenario import SaveScenarioDialog

dialog = SaveScenarioDialog(

iface=self.iface,

dock=self.dock_widget)

dialog.save_scenario()

def layer_changed(self, layer):

"""Enable or disable keywords editor icon when active layer changes.

:param layer: The layer that is now active.

:type layer: QgsMapLayer

"""

if not layer:

enable_keyword_wizard = False

elif not hasattr(layer, 'providerType'):

enable_keyword_wizard = False

elif layer.providerType() == 'wms':

enable_keyword_wizard = False