function _ctools_drush_selection_screen

Helper function to select the exportables. By default, all exportables will be selected, so it will be easier to deselect them.

Parameters

$tables:

File

drush/ctools.drush.inc, line 277

Code

function _ctools_drush_selection_screen(array $tables = array()) {
    $selections = $build = array();
    $files = system_rebuild_module_data();
    $selection_number = 0;
    $info = _ctools_drush_export_info($tables, TRUE);
    $exportables = $info['exportables'];
    $schemas = $info['schemas'];
    $export_tables = array();
    foreach (array_keys($exportables) as $table) {
        natcasesort($exportables[$table]);
        $export_tables[$table] = $files[$schemas[$table]['module']]->info['name'] . ' (' . $table . ')';
    }
    foreach ($export_tables as $table => $table_title) {
        if (!empty($exportables[$table])) {
            $table_count = count($exportables[$table]);
            $selection_number += $table_count;
            foreach ($exportables[$table] as $key => $title) {
                $build[$table]['title'] = $table_title;
                $build[$table]['items'][$key] = $title;
                $build[$table]['count'] = $table_count;
                $selections[$table][$key] = $key;
            }
        }
    }
    drush_print(dt('Number of exportables selected: !number', array(
        '!number' => $selection_number,
    )));
    drush_print(dt('By default all exportables are selected. Select a table to deselect exportables. Select "cancel" to start writing the files.'));
    // Let's go into a loop.
    $return = FALSE;
    while (!$return) {
        // Present the tables choice.
        $table_rows = array();
        foreach ($build as $table => $info) {
            $table_rows[$table] = $info['title'] . ' (' . $info['count'] . ')';
        }
        $table_choice = drush_choice($table_rows, dt('Select a table. Select cancel to start writing files.'));
        // Bail out.
        if (!$table_choice) {
            drush_log(dt('Selection mode done, starting to write the files.'), 'notice');
            $return = TRUE;
            return $selections;
        }
        // Present the exportables choice, using the drush_choice_multiple.
        $max = count($build[$table_choice]['items']);
        $exportable_rows = array();
        foreach ($build[$table_choice]['items'] as $key => $title) {
            $exportable_rows[$key] = $title;
        }
        drush_print(dt('Exportables from !table', array(
            '!table' => $build[$table_choice]['title'],
        )));
        $multi_select = drush_choice_multiple($exportable_rows, $selections[$table_choice], dt('Select exportables.'), '!value', '!value (selected)', 0, $max);
        // Update selections.
        if (is_array($multi_select)) {
            $build[$table_choice]['count'] = count($multi_select);
            $selections[$table_choice] = array();
            foreach ($multi_select as $key) {
                $selections[$table_choice][$key] = $key;
            }
        }
    }
}