<?php
/**
 * Author: Alin Marcu
 * Author URI: https://deconf.com
 * License: GPLv2 or later
 * License URI: http://www.gnu.org/licenses/gpl-2.0.html
 */
if (! class_exists ( 'GADASH_Config' )) {
	class GADASH_Config {
		public $options;
		public $country_codes;
		public $plugin_path, $plugin_url;
		public $allowed_html;
		public function __construct() {
			$this->getPluginPath ();
			
			// get plugin options
			$this->get_plugin_options ();
			
			// init security
			$allowed_html = array (
					'a' => array (
							'href' => array (),
							'title' => array () 
					),
					'br' => array (),
					'em' => array (),
					'strong' => array () 
			);
		}
		
		// Validates data before storing
		private static function validate_data($options) {
			if (isset ( $options ['ga_realtime_pages'] )) {
				$options ['ga_realtime_pages'] = ( int ) $options ['ga_realtime_pages'];
			}
			if (isset ( $options ['ga_dash_apikey'] )) {
				$options ['ga_dash_apikey'] = sanitize_text_field ( $options ['ga_dash_apikey'] );
			}
			if (isset ( $options ['ga_dash_clientid'] )) {
				$options ['ga_dash_clientid'] = sanitize_text_field ( $options ['ga_dash_clientid'] );
			}
			if (isset ( $options ['ga_dash_clientsecret'] )) {
				$options ['ga_dash_clientsecret'] = sanitize_text_field ( $options ['ga_dash_clientsecret'] );
			}
			if (isset ( $options ['ga_dash_style'] )) {
				$options ['ga_dash_style'] = sanitize_text_field ( $options ['ga_dash_style'] );
			}
			if (isset ( $options ['ga_event_downloads'] )) {
				if (empty($options ['ga_event_downloads'])){
					$options ['ga_event_downloads'] = 'zip|mp3*|mpe*g|pdf|docx*|pptx*|xlsx*|jpe*g|png|gif|tiff|rar*';
				} 
				$options ['ga_event_downloads'] = sanitize_text_field ( $options ['ga_event_downloads'] );
			}
			if (isset ( $options ['ga_target_number'] )) {
				$options ['ga_target_number'] = ( int ) $options ['ga_target_number'];
			}
			
			if (isset ( $options ['ga_speed_samplerate'] ) && ($options ['ga_speed_samplerate']<1 || $options ['ga_speed_samplerate']>100)) {
				$options ['ga_speed_samplerate'] = 1;
			}
			
			if (isset ( $options ['ga_target_geomap'] )) {
				$options ['ga_target_geomap'] = sanitize_text_field ( $options ['ga_target_geomap'] );
			}
			
			return $options;
		}
		public function set_plugin_options($network_settings = false) {
			// Handle Network Mode
			$options = $this->options;
			$get_network_options = get_site_option ( 'gadash_network_options' );
			$old_network_options = ( array ) json_decode ( $get_network_options );
			
			if (is_multisite ()) {
				if ($network_settings) { // Retrieve network options, clear blog options, store both to db
					$network_options ['ga_dash_token'] = $this->options ['ga_dash_token'];
					$options ['ga_dash_token'] = '';
					$network_options ['ga_dash_refresh_token'] = $this->options ['ga_dash_refresh_token'];
					$options ['ga_dash_refresh_token'] = '';
					if (is_network_admin ()) {
						$network_options ['ga_dash_profile_list'] = $this->options ['ga_dash_profile_list'];
						$options ['ga_dash_profile_list'] = array ();
						$network_options ['ga_dash_apikey'] = $this->options ['ga_dash_apikey'];
						$options ['ga_dash_apikey'] = '';
						$network_options ['ga_dash_clientid'] = $this->options ['ga_dash_clientid'];
						$options ['ga_dash_clientid'] = '';
						$network_options ['ga_dash_clientsecret'] = $this->options ['ga_dash_clientsecret'];
						$options ['ga_dash_clientsecret'] = '';
						$network_options ['ga_dash_userapi'] = $this->options ['ga_dash_userapi'];
						$options ['ga_dash_userapi'] = 0;
						$network_options ['ga_dash_network'] = $this->options ['ga_dash_network'];
						unset ( $options ['ga_dash_network'] );
						
						if (isset ( $this->options ['ga_dash_tableid_network'] )) {
							$network_options ['ga_dash_tableid_network'] = $this->options ['ga_dash_tableid_network'];
							unset ( $options ['ga_dash_tableid_network'] );
						}
					}
					update_site_option ( 'gadash_network_options', json_encode ( $this->validate_data ( array_merge ( $old_network_options, $network_options ) ) ) );
				}
			}
			
			if (current_user_can ( 'manage_options' )) {
				update_option ( 'gadash_options', json_encode ( $this->validate_data ( $options ) ) );
			}
		}
		public function getPluginPath() {
			/*
			 * Set Plugin Path
			 */
			$this->plugin_path = dirname ( __FILE__ );
			$this->plugin_url = plugins_url ( "", __FILE__ );
		}
		private function get_plugin_options() {
			/*
			 * Get plugin options
			 */
			global $blog_id;
			/*
			 * Include Tools
			 */
			include_once ($this->plugin_path . '/tools/tools.php');
			$tools = new GADASH_Tools ();
			
			if (! get_option ( 'gadash_options' )) {
				GADASH_Install::install ();
			}
			$this->options = ( array ) json_decode ( get_option ( 'gadash_options' ) );
			
			// Maintain Compatibility
			$this->maintain_compatibility ();
			
			// Handle Network Mode
			if (is_multisite ()) {
				$get_network_options = get_site_option ( 'gadash_network_options' );
				$network_options = ( array ) json_decode ( $get_network_options );
				if (isset ( $network_options ['ga_dash_network'] ) && ($network_options ['ga_dash_network'])) {

					$network_options = ( array ) json_decode ( $get_network_options );
					
					if (! is_network_admin () && ! empty ( $network_options ['ga_dash_profile_list'] )) {
						$network_options ['ga_dash_profile_list'] = array (
								0 => $tools->get_selected_profile ( $network_options ['ga_dash_profile_list'], $network_options ['ga_dash_tableid_network']->$blog_id ) 
						);
						$network_options ['ga_dash_tableid_jail'] = $network_options ['ga_dash_profile_list'] [0] [1];
					}
					
					$this->options = array_merge ( $this->options, $network_options );
				}
			}

		}
		
		private function maintain_compatibility() {
			if (! isset ( $this->options ['ga_enhanced_links'] )) {
				$this->options ['ga_enhanced_links'] = 0;
			}
			
			if (! isset ( $this->options ['ga_enhanced_network'] )) {
				$this->options ['ga_dash_network'] = 0;
			}
			
			if (! isset ( $this->options ['ga_dash_remarketing'] )) {
				$this->options ['ga_dash_remarketing'] = 0;
			}
			
			if (! isset ( $this->options ['ga_dash_adsense'] )) {
				$this->options ['ga_dash_adsense'] = 0;
			}
			
			if (! isset ( $this->options ['ga_speed_samplerate'] )) {
				$this->options ['ga_speed_samplerate'] = 1;
			}

			if (! isset ( $this->options['ga_event_bouncerate'] )) {
				$this->options['ga_event_bouncerate'] = 1;
			}			
			
			if (! is_array ( $this->options ['ga_dash_access_front'] ) or empty ( $this->options ['ga_dash_access_front'] )) {
				$this->options ['ga_dash_access_front'] = array ();
				$this->options ['ga_dash_access_front'] [] = 'administrator';
			}
			
			if (! is_array ( $this->options ['ga_dash_access_back'] ) or empty ( $this->options ['ga_dash_access_back'] )) {
				$this->options ['ga_dash_access_back'] = array ();
				$this->options ['ga_dash_access_back'] [] = 'administrator';
			}
			
			if (! is_array ( $this->options ['ga_track_exclude'] )) {
				$this->options ['ga_track_exclude'] = array ();
			}
			
			if (isset ( $this->options ['ga_tracking_code'] )) {
				unset ( $this->options ['ga_tracking_code'] );
			}
		}
	}
}

if (! isset ( $GLOBALS ['GADASH_Config'] )) {
	$GLOBALS ['GADASH_Config'] = new GADASH_Config ();
}