<?php
/**
 * +--------------------------------------------------------------------------+
 * | Copyright (c) 2008-2015 AddThis, LLC                                     |
 * +--------------------------------------------------------------------------+
 * | This program is free software; you can redistribute it and/or modify     |
 * | it under the terms of the GNU General Public License as published by     |
 * | the Free Software Foundation; either version 2 of the License, or        |
 * | (at your option) any later version.                                      |
 * |                                                                          |
 * | This program is distributed in the hope that it will be useful,          |
 * | but WITHOUT ANY WARRANTY; without even the implied warranty of           |
 * | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            |
 * | GNU General Public License for more details.                             |
 * |                                                                          |
 * | You should have received a copy of the GNU General Public License        |
 * | along with this program; if not, write to the Free Software              |
 * | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
 * +--------------------------------------------------------------------------+
 */
require_once 'AddThisSharingButtonsToolParent.php';

if (!class_exists('AddThisSharingButtonsCustomTool')) {
    /**
     * A class with various special configs and functionality for
     * AddThis Custom Sharing Button tools
     *
     * @category   SharingButtons
     * @package    AddThisWordPress
     * @subpackage Tools
     * @author     AddThis <help@addthis.com>
     * @license    GNU General Public License, version 2
     * @link       http://addthis.com AddThis website
     */
    class AddThisSharingButtonsCustomTool extends AddThisSharingButtonsToolParent
    {
        public $boostApiClass = 'addthis_custom_sharing';
        public $prettyName = 'Custom Sharing Buttons';

        public $edition = 'pro';
        public $clientApiSupport = false;
        public $inline = true;
        public $settingsSubVariableName = 'ctbx';

        public $widgetClassName = 'AddThisSharingButtonsCustomWidget';
        public $widgetBaseId = 'addthis_custom_sharing_widget';
        public $widgetName = 'Sharing Buttons - Custom';
        public $widgetDescription = '
            These custom sharing buttons from AddThis allow you to match the
            look and feel of your website.
        ';
        public $defaultWidgetTitle = 'Share';

        public $shortCode = 'addthis_custom_sharing_buttons';

        protected $defaultConfigs = array(
            'enabled'              => false,
            'services'             => '',
            //'background' - the default gray is used if not set, otherwise, a hex color with the #
            'theme'                => 'custom',
            'shape'                => 'square', // 'rounded' or 'round'
            'counts'               => false,
            'numPreferredServices' => 5,
            'size'                 => 'large',
        );

        /**
         * This must be public as it's used in the feature object with this tool
         *
         * This takes form input for a  tool sub settings variable, manipulates
         * it, and returns the variables that should be saved to the database.
         *
         * @param array   $input             An associative array of values
         * input for this tools' settings
         * @param boolean $addDefaultConfigs Whether to populate in default
         * values for missing fields
         *
         * @return array A cleaned up associative array of settings specific to
         *               this feature.
         */
        public function sanitizeSettings($input, $addDefaultConfigs = true)
        {
            $output = array();

            if (is_array($input)) {
                foreach ($input as $field => $value) {
                    switch ($field) {
                        case 'enabled':
                        case 'counts':
                            $output[$field] = (boolean)$value;
                            break;
                        case 'services':
                            $output[$field] = sanitize_text_field($value);
                            break;
                        case 'shape':
                            if ($value === 'rounded' || $value === 'round') {
                                $output[$field] = $value;
                            }
                            break;
                        case 'numPreferredServices':
                            $output[$field] = (int)$value;
                            break;
                        case 'size':
                            if ($value === 'small' || $value === 'medium') {
                                $output[$field] = $value;
                            }
                            break;
                        case 'background':
                            $matches = array();
                            preg_match('/(#[a-f0-9]{3}([a-f0-9]{3})?)/i', $value, $matches);
                            if (isset($matches[1])) {
                                $output[$field] = $matches[1];
                            }
                            break;
                    }
                }
            }

            if ($addDefaultConfigs) {
                $output = $this->addDefaultConfigs($output);
            }

            return $output;
        }
    }
}