Esempio n. 1
0
def download_exposure(command_line_arguments):
    """Download OSM resources.

        Download layers from OSM within the download extent.

        This function might generate a popup.
        .. versionadded:: 3.2

    :param command_line_arguments:  User inputs.
    :type command_line_arguments: CommandLineArguments
    """
    extent = [
        float(command_line_arguments.extent[0]),
        float(command_line_arguments.extent[1]),
        float(command_line_arguments.extent[2]),
        float(command_line_arguments.extent[3]),
    ]

    # make a temporary directory for exposure download
    command_line_arguments.exposure = tempfile.mkdtemp() + "/exposure"
    print "temp directory: " + command_line_arguments.exposure
    if validate_geo_array(extent):
        print "Exposure download extent is valid"
    else:
        print "Exposure is invalid"
        print str(extent)

    download(command_line_arguments.exposure_layers, command_line_arguments.exposure, extent)
    if os.path.exists(command_line_arguments.exposure + ".shp"):
        print "download successful"
        command_line_arguments.exposure += ".shp"
Esempio n. 2
0
def download_exposure(command_line_arguments):
    """Download OSM resources.

        Download layers from OSM within the download extent.

        This function might generate a popup.
        .. versionadded:: 3.2

    :param command_line_arguments:  User inputs.
    :type command_line_arguments: CommandLineArguments
    """
    extent = [
        float(command_line_arguments.extent[0]),
        float(command_line_arguments.extent[1]),
        float(command_line_arguments.extent[2]),
        float(command_line_arguments.extent[3])
    ]

    # make a temporary directory for exposure download
    command_line_arguments.exposure = tempfile.mkdtemp() + '/exposure'
    print 'temp directory: ' + command_line_arguments.exposure
    if validate_geo_array(extent):
        print "Exposure download extent is valid"
    else:
        print "Exposure is invalid"
        print str(extent)

    download(command_line_arguments.exposure_layers,
             command_line_arguments.exposure, extent)
    if os.path.exists(command_line_arguments.exposure + '.shp'):
        print "download successful"
        command_line_arguments.exposure += '.shp'
Esempio n. 3
0
def download_exposure(cli_arguments):
    """Download OSM resources.

        Download layers from OSM within the download extent.

        This function might generate a popup.
        .. versionadded:: 3.2

    :param cli_arguments:  User inputs.
    :type cli_arguments: CommandLineArguments
    """
    extent = [
        float(cli_arguments.extent[0]),
        float(cli_arguments.extent[1]),
        float(cli_arguments.extent[2]),
        float(cli_arguments.extent[3])
        ]

    if not os.path.exists(cli_arguments.output_dir):
        os.makedirs(cli_arguments.output_dir)

    download_path = os.path.join(
        cli_arguments.output_dir, cli_arguments.exposure_type)
    if validate_geo_array(extent):
        download(
            cli_arguments.exposure_type,
            download_path,
            extent)
        if os.path.exists(download_path + '.shp'):
            download_path += '.shp'
            cli_arguments.exposure_path = download_path
            print 'Download successful'
            print 'Output: ' + cli_arguments.exposure_path
    else:
        print 'Exposure download extent is invalid'
        print str(extent)
    def accept(self):
        """Do osm download and display it in QGIS."""
        error_dialog_title = self.tr('InaSAFE OpenStreetMap Downloader Error')

        # Lock the bounding_box_group
        self.bounding_box_group.setDisabled(True)

        # Get the extent
        y_minimum = self.y_minimum.value()
        y_maximum = self.y_maximum.value()
        x_minimum = self.x_minimum.value()
        x_maximum = self.x_maximum.value()
        extent = [x_minimum, y_minimum, x_maximum, y_maximum]

        # Validate extent
        valid_flag = validate_geo_array(extent)
        if not valid_flag:
            message = self.tr(
                'The bounding box is not valid. Please make sure it is '
                'valid or check your projection!')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        # Validate features
        feature_types = self.get_checked_features()
        if len(feature_types) < 1:
            message = self.tr(
                'No feature selected. '
                'Please make sure you have checked one feature.')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        try:
            self.save_state()
            self.require_directory()
            for feature_type in feature_types:

                output_directory = self.output_directory.text()
                output_prefix = self.filename_prefix.text()
                overwrite = self.overwrite_flag.isChecked()
                output_base_file_path = self.get_output_base_path(
                    output_directory, output_prefix, feature_type, overwrite)

                download(
                    feature_type,
                    output_base_file_path,
                    extent,
                    self.progress_dialog)

                try:
                    self.load_shapefile(feature_type, output_base_file_path)
                except FileMissingError as exception:
                    display_warning_message_box(
                        self,
                        error_dialog_title,
                        exception.message)
            self.done(QDialog.Accepted)
            self.rectangle_map_tool.reset()

        except CanceledImportDialogError:
            # don't show anything because this exception raised
            # when user canceling the import process directly
            pass
        except Exception as exception:  # pylint: disable=broad-except
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(
                self, error_dialog_title, exception.message)

            self.progress_dialog.cancel()

        finally:
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
Esempio n. 5
0
    def accept(self):
        """Do osm download and display it in QGIS."""
        error_dialog_title = self.tr('InaSAFE OpenStreetMap Downloader Error')

        # Lock the bounding_box_group
        self.bounding_box_group.setDisabled(True)

        # Get the extent
        y_minimum = self.y_minimum.value()
        y_maximum = self.y_maximum.value()
        x_minimum = self.x_minimum.value()
        x_maximum = self.x_maximum.value()
        extent = [x_minimum, y_minimum, x_maximum, y_maximum]

        # Validate extent
        valid_flag = validate_geo_array(extent)
        if not valid_flag:
            message = self.tr(
                'The bounding box is not valid. Please make sure it is '
                'valid or check your projection!')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        # Validate features
        feature_types = self.get_checked_features()
        if len(feature_types) < 1:
            message = self.tr('No feature selected. '
                              'Please make sure you have checked one feature.')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        if self.radio_custom.isChecked():
            server_url = self.line_edit_custom.text()
            if not server_url:
                # It's the place holder.
                server_url = STAGING_SERVER
        else:
            server_url = PRODUCTION_SERVER

        try:
            self.save_state()
            self.require_directory()

            # creating progress dialog for download
            self.progress_dialog = QProgressDialog(self)
            self.progress_dialog.setAutoClose(False)
            self.progress_dialog.setWindowTitle(self.windowTitle())

            for feature_type in feature_types:

                output_directory = self.output_directory.text()
                if output_directory == '':
                    output_directory = temp_dir(sub_dir='work')
                output_prefix = self.filename_prefix.text()
                overwrite = self.overwrite_flag.isChecked()
                output_base_file_path = self.get_output_base_path(
                    output_directory, output_prefix, feature_type, overwrite)

                # noinspection PyTypeChecker
                download(feature_type, output_base_file_path, extent,
                         self.progress_dialog, server_url)

                try:
                    self.load_shapefile(feature_type, output_base_file_path)
                except FileMissingError as exception:
                    display_warning_message_box(self, error_dialog_title,
                                                str(exception))
            self.done(QDialog.Accepted)
            self.rectangle_map_tool.reset()

        except CanceledImportDialogError:
            # don't show anything because this exception raised
            # when user canceling the import process directly
            pass
        except Exception as exception:  # pylint: disable=broad-except
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title,
                                        str(exception))

            self.progress_dialog.cancel()
            self.progress_dialog.deleteLater()

        finally:
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
Esempio n. 6
0
    def accept(self):
        """Do osm download and display it in QGIS."""
        error_dialog_title = self.tr('InaSAFE OpenStreetMap Downloader Error')

        # Lock the bounding_box_group
        self.bounding_box_group.setDisabled(True)

        # Get the extent
        y_minimum = self.y_minimum.value()
        y_maximum = self.y_maximum.value()
        x_minimum = self.x_minimum.value()
        x_maximum = self.x_maximum.value()
        extent = [x_minimum, y_minimum, x_maximum, y_maximum]

        # Validate extent
        valid_flag = validate_geo_array(extent)
        if not valid_flag:
            message = self.tr(
                'The bounding box is not valid. Please make sure it is '
                'valid or check your projection!')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        # Validate features
        feature_types = self.get_checked_features()
        if len(feature_types) < 1:
            message = self.tr('No feature selected. '
                              'Please make sure you have checked one feature.')
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title, message)
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)
            return

        try:
            self.save_state()
            self.require_directory()
            for feature_type in feature_types:

                output_directory = self.output_directory.text()
                output_prefix = self.filename_prefix.text()
                overwrite = self.overwrite_flag.isChecked()
                output_base_file_path = self.get_output_base_path(
                    output_directory, output_prefix, feature_type, overwrite)

                # noinspection PyTypeChecker
                download(feature_type, output_base_file_path, extent,
                         self.progress_dialog)

                try:
                    self.load_shapefile(feature_type, output_base_file_path)
                except FileMissingError as exception:
                    display_warning_message_box(self, error_dialog_title,
                                                exception.message)
            self.done(QDialog.Accepted)
            self.rectangle_map_tool.reset()

        except CanceledImportDialogError:
            # don't show anything because this exception raised
            # when user canceling the import process directly
            pass
        except Exception as exception:  # pylint: disable=broad-except
            # noinspection PyCallByClass,PyTypeChecker,PyArgumentList
            display_warning_message_box(self, error_dialog_title,
                                        exception.message)

            self.progress_dialog.cancel()

        finally:
            # Unlock the bounding_box_group
            self.bounding_box_group.setEnabled(True)