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Edit File: Migrate.php

<?php
// Don't load directly
defined( 'WPINC' ) or die;

class Tribe__Events__Aggregator__Migrate {
	/**
 	 * Static Singleton Holder
	 *
	 * @var self
	 */
	protected static $instance;

/**
	 * Option key for tracking that legacy ical migration has completed
	 * @var string
	 */
	protected static $migrated_ical_key = 'tribe-aggregator-legacy-ical-migrated';

/**
	 * Static Singleton Factory Method
	 *
	 * @return self
	 */
	public static function instance() {
		return self::$instance ? self::$instance : self::$instance = new self;
	}

/**
	 * Setup all the hooks and filters
	 *
	 * @return void
	 */
	private function __construct() {
		$plugin = Tribe__Events__Main::instance();

add_action( 'wp_ajax_tribe_convert_legacy_ical_settings', array( $this, 'ajax_convert_ical_settings' ) );

// Hook the Notice for the Migration
		tribe_notice( 'tribe-aggregator-migrate-legacy-settings', array( $this, 'notice' ), 'type=warning' );

// Register Assets
		tribe_asset(
			$plugin,
			'tribe-migrate-legacy-settings',
			'aggregator-admin-legacy-settings.js',
			array( 'jquery' ),
			'admin_enqueue_scripts',
			[
				'conditionals' => static function() {
					return ! static::instance()->is_ical_migrated() && static::instance()->has_ical_setting();
				}
			]
		);
	}

/**
	 * Checks if there are existing settings from the Old iCal or Facebook Plugins
	 * and displays a notice with a button to migrated those using AJAX
	 *
	 * @return string
	 */
	public function notice() {
		if ( ! Tribe__Events__Aggregator__Page::instance()->is_screen() ) {
			return false;
		}

if ( $this->is_ical_migrated() || ! $this->has_ical_setting() ) {
			return false;
		}

$aggregator = tribe( 'events-aggregator.main' );

$html = '' . esc_html__( 'Thanks for activating Event Aggregator! It looks like you have some settings and imports configured on our legacy importer plugins. To complete your transition, we need to transfer those options to our new system.', 'the-events-calendar' );

if ( ! $this->is_ical_migrated() && $this->has_ical_setting() ) {
			$html .= '' . get_submit_button( esc_html__( 'Migrate iCal Importer settings', 'the-events-calendar' ), 'secondary', 'tribe-migrate-ical-settings', false ) . '';
		}

return Tribe__Admin__Notices::instance()->render( 'tribe-aggregator-migrate-legacy-settings', $html );
	}

/**
	 * Gets one or all the iCal legacy settings
	 *
	 * @param string|null $index If null will return a Object with all the legacy settings
	 *
	 * @return mixed
	 */
	public function get_ical_setting() {
		$data = (object) array(
			'post_status' => null,
			'imports' => array(),
		);

$post_status = tribe_get_option( 'imported_post_status', $data->post_status );
		if ( ! empty( $post_status['ical'] ) ) {
			$data->post_status = $post_status['ical'];
		}

$data->imports = get_option( 'tribe-events-importexport-ical-importer-saved-imports', $data->imports );

return $data;
	}

/**
	 * Checks if one or any iCal settings exists
	 *
	 * @param string|null $index If null will return a Object with all the legacy settings
	 *
	 * @return bool
	 */
	public function has_ical_setting( $index = null ) {
		$original_values = (array) $this->get_ical_setting( $index );
		$values = $this->filter_out_unwanted_values( $original_values );

// if it's empty means we have empty legacy settings
		return ! empty( $values );
	}

/**
	 * Checks if legacy Facebook settings were migrated
	 *
	 * @return bool
	 */
	public function is_ical_migrated() {
		$records = Tribe__Events__Aggregator__Records::instance();

if ( get_option( self::$migrated_ical_key, false ) ) {
			return true;
		}

$args = array(
			'post_status'    => Tribe__Events__Aggregator__Records::$status->schedule,
			'posts_per_page' => 1,
			'post_mime_type' => 'ea/ical',
			'meta_query'     => array(
				array(
					'key'     => $records->prefix_meta( 'is_legacy' ),
					'compare' => 'EXISTS',
				),
			),
		);

return $records->query( $args )->have_posts();
	}

/**
	 * Filters out empty values
	 *
	 * NOTE: we aren't using array_filter because EVEN with an empty() alias, the results are
	 * unpredictable
	 *
	 * @param array $original_values
	 *
	 * @return array
	 */
	public function filter_out_unwanted_values( $original_values ) {
		$values = array();

foreach ( $original_values as $key => $value ) {
			if ( empty( $value ) ) {
				continue;
			}

$values[ $key ] = $value;
		}

return $values;
	}

/**
	 * Method that Handles the AJAX converting of Legacy iCal Settings
	 * AJAX methods will not return anything, only print a JSON string
	 *
	 * @return void
	 */
	public function ajax_convert_ical_settings() {
		$response = (object) array(
			'status' => false,
			'text' => esc_html__( 'Error: we were not able to migrate your iCal Importer settings to Event Aggregator. Please try again later.', 'the-events-calendar' ),
		);

$post_type = get_post_type_object( Tribe__Events__Main::POSTTYPE );

if ( empty( $post_type->cap->edit_posts ) || ! current_user_can( $post_type->cap->edit_posts ) ) {
			$response->status = false;
			$response->text = esc_html__( 'You do not have permission to migrate iCal Importer settings to Event Aggregator', 'the-events-calendar' );

wp_send_json( $response );
		}

if ( ! $this->has_ical_setting() ) {
			$response->status = false;
			$response->text = esc_html__( 'We did not find any iCal Importer settings to migrate.', 'the-events-calendar' );

wp_send_json( $response );
		}

$settings = $this->get_ical_setting();

$status = (object) array(
			'error' => array(),
			'success' => array(),
		);

$origin = 'ical';

foreach ( $settings->imports as $time => $import ) {
			$import = (object) $import;
			$record = Tribe__Events__Aggregator__Records::instance()->get_by_origin( $origin );

/**
			 * @todo Include the Deactivated logic
			 */
			$meta = array(
				'origin'       => $origin,
				'type'         => 'schedule',
				'frequency'    => $this->convert_ical_frequency( $import->schedule ),
				'file'         => null,
				'keywords'     => $import->keywords,
				'location'     => $import->location,
				'start'        => $import->start,
				'radius'       => $import->radius,
				'source'       => $import->url,
				'content_type' => null,
				'is_legacy'    => true,
				'import_id'    => null,
				'post_status'  => $import->post_status,
				'category'     => $import->import_category,
			);

$post = $record->create( 'schedule', array(), $meta );

if ( is_wp_error( $post ) ) {
				$status->error[] = $post;
			} else {
				$status->success[] = $post->id;

// Update status from Draft to Schedule
				$args['ID'] = absint( $post->id );
				$args['post_status'] = Tribe__Events__Aggregator__Records::$status->schedule;
				wp_update_post( $args );
			}
		}

/**
		 * @todo Create a real Logic for Messaging what happened
		 */
		$response->status = true;
		$response->text = esc_html__( 'Success! The settings from iCal Importer have been migrated to Event Aggregator. You can view your migrated imports on the Scheduled Imports tab.', 'the-events-calendar' );
		$response->statuses = $status;

update_option( self::$migrated_ical_key, true );

wp_send_json( $response );
	}

/**
	 * Get the iCal frequency and convert to EA
	 *
	 * @param  string $frequency iCal Frequency
	 * @return string            EA Frequency
	 */
	private function convert_ical_frequency( $frequency ) {
		$results = Tribe__Events__Aggregator__Cron::instance()->get_frequency( array( 'id' => $frequency ) );

// Return to the closest frequency
		if ( empty( $results ) ) {
			return 'every30mins';
		}

return $frequency;
	}

/**
	 * Gets one or all the Facebook legacy settings
	 *
	 * @deprecated 4.6.23
	 *
	 * @param string|null $index If null will return a Object with all the legacy settings
	 *
	 * @return mixed
	 */
	public function get_facebook_setting( $index = null ) {
		_deprecated_function( __FUNCTION__, '4.6.23', 'Importing from Facebook is no longer supported in Event Aggregator.' );

// It's important only to use values here that are true for the `empty()` function
		$data = (object) array(
			'post_status' => null,
			'ids' => array(),
			'google_maps' => false,
			'auto' => false,
			'frequency' => null,
		);

$post_status = tribe_get_option( 'imported_post_status', $data->post_status );
		if ( ! empty( $post_status['facebook'] ) ) {
			$data->post_status = $post_status['facebook'];
		}

$ids = tribe_get_option( 'fb_uids', $data->ids );
		if ( ! empty( $ids ) ) {
			// Clean and Break into multiple Items
			$ids = str_replace( "\r", '', $ids );
			$ids = array_unique( array_filter( explode( "\n", $ids ) ) );
			$ids = array_map( 'trim', $ids );

foreach ( $ids as $id ) {
				if ( is_numeric( $id ) ) {
					$data->ids[] = 'https://www.facebook.com/events/' . $id;
				} elseif ( false === strpos( $id, 'https://www.facebook.com/' ) ) {
					$data->ids[] = 'https://www.facebook.com/' . $id;
				} else {
					$data->ids[] = $id;
				}
			}
		}

$data->google_maps = (bool) tribe_get_option( 'fb_enable_GoogleMaps', $data->google_maps );
		$data->auto = (bool) tribe_get_option( 'fb_auto_import', $data->auto );
		$frequency = tribe_get_option( 'fb_auto_frequency', $data->frequency );
		if ( ! empty( $frequency ) ) {
			$data->frequency = $frequency;
		}

if ( ! is_null( $index )  ) {
			return isset( $data->$index ) ? $data->$index : null;
		}

return $data;
	}

/**
	 * Checks if one or any Facebook settings exists
	 *
	 * @deprecated 4.6.23
	 *
	 * @param string|null $index If null will return a Object with all the legacy settings
	 *
	 * @return bool
	 */
	public function has_facebook_setting( $index = null ) {
		_deprecated_function( __FUNCTION__, '4.6.23', 'Importing from Facebook is no longer supported in Event Aggregator.' );

$original_values = (array) $this->get_facebook_setting( $index );
		$values = $this->filter_out_unwanted_values( $original_values );

// if it's empty means we have empty legacy settings
		return ! empty( $values );
	}

/**
	 * Checks if legacy Facebook settings were migrated
	 *
	 * @deprecated 4.6.23
	 *
	 * @return bool
	 */
	public function is_facebook_migrated() {
		_deprecated_function( __FUNCTION__, '4.6.23', 'Importing from Facebook is no longer supported in Event Aggregator.' );

$records = Tribe__Events__Aggregator__Records::instance();

if ( get_option( self::$migrated_facebook_key, false ) ) {
			return true;
		}

$args = array(
			'post_status'    => Tribe__Events__Aggregator__Records::$status->schedule,
			'posts_per_page' => 1,
			'post_mime_type' => 'ea/facebook',
			'meta_query'     => array(
				array(
					'key'     => $records->prefix_meta( 'is_legacy' ),
					'compare' => 'EXISTS',
				),
			),
		);

return $records->query( $args )->have_posts();
	}

/**
	 * Method that Handles the AJAX converting of Legacy Facebook Settings
	 * AJAX methods will not return anything, only print a JSON string
	 *
	 * @deprecated 4.6.23
	 *
	 * @return void
	 */
	public function ajax_convert_facebook_settings() {
		_deprecated_function( __FUNCTION__, '4.6.23', 'Importing from Facebook is no longer supported in Event Aggregator.' );

$response = (object) array(
			'status' => false,
			'text' => esc_html__( 'Error: we were not able to migrate your Facebook Events settings to Event Aggregator. Please try again later.', 'the-events-calendar' ),
		);

$post_type = get_post_type_object( Tribe__Events__Main::POSTTYPE );

if ( empty( $post_type->cap->edit_posts ) || ! current_user_can( $post_type->cap->edit_posts ) ) {
			$response->status = false;
			$response->text = esc_html__( 'You do not have permission to migrate Facebook Events settings to Event Aggregator', 'the-events-calendar' );

wp_send_json( $response );
		}

if ( ! $this->has_facebook_setting() ) {
			$response->status = false;
			$response->text = esc_html__( 'We did not find any Facebook Events settings to migrate.', 'the-events-calendar' );

wp_send_json( $response );
		}

$settings = $this->get_facebook_setting();

$status = (object) array(
			'error' => array(),
			'success' => array(),
		);

$origin = 'facebook';

foreach ( $settings->ids as $source ) {
			$record = Tribe__Events__Aggregator__Records::instance()->get_by_origin( $origin );

/**
			 * @todo Include the Deactivated logic
			 */
			$meta = array(
				'origin'       => $origin,
				'type'         => 'schedule',
				'frequency'    => $this->convert_facebook_frequency( $settings->frequency ),
				'file'         => null,
				'keywords'     => null,
				'location'     => null,
				'start'        => null,
				'radius'       => null,
				'source'       => $source,
				'content_type' => null,
				'is_legacy'    => true,
				'import_id'    => null,
				'post_status'  => $settings->post_status,
			);

$post = $record->create( 'schedule', array(), $meta );

if ( is_wp_error( $post ) ) {
				$status->error[] = $post;
			} else {
				$status->success[] = $post->id;

// Update status from Draft to Schedule
				$args['ID'] = absint( $post->id );
				$args['post_status'] = Tribe__Events__Aggregator__Records::$status->schedule;
				wp_update_post( $args );
			}
		}

/**
		 * @todo Create a real Logic for Messaging what happened
		 */
		$response->status = true;
		$response->text = esc_html__( 'Success! The settings from Facebook Events have been migrated to Event Aggregator. You can view your migrated imports on the Scheduled Imports tab.', 'the-events-calendar' );
		$response->statuses = $status;

update_option( self::$migrated_facebook_key, true );

wp_send_json( $response );
	}

/**
	 * Get the Facebook frequency and convert to EA
	 *
	 * @deprecated 4.6.23
	 *
	 * @param  string $frequency Facebook Frequency
	 * @return string            EA Frequency
	 */
	private function convert_facebook_frequency( $frequency ) {
		_deprecated_function( __FUNCTION__, '4.6.23', 'Importing from Facebook is no longer supported in Event Aggregator.' );

$results = Tribe__Events__Aggregator__Cron::instance()->get_frequency( array( 'id' => $frequency ) );

// Return to the closest frequency
		if ( empty( $results ) ) {
			return 'daily';
		}

return $frequency;
	}
}

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