<?php if ( ! defined( 'ABSPATH' ) ) exit;


function um_upgrade_skypeid_fields230() {
	UM()->admin()->check_ajax_nonce();

	um_maybe_unset_time_limit();

	$forms_query = new WP_Query;
	$forms = $forms_query->query( array(
		'post_type'         => 'um_form',
		'posts_per_page'    => -1,
		'fields'            => 'ids'
	) );

	$fields_for_upgrade = array();

	foreach ( $forms as $form_id ) {
		$forms_fields = get_post_meta( $form_id, '_um_custom_fields', true );

		$changed = false;
		foreach ( $forms_fields as $key => &$field ) {
			if ( isset( $field['validate'] ) && 'skype' === $field['validate'] ) {
				if ( isset( $field['type'] ) && 'url' === $field['type'] ) {
					$field['type'] = 'text';
					$changed       = true;

					$fields_for_upgrade[] = $field['metakey'];
				}
			}
		}

		if ( $changed ) {
			update_post_meta( $form_id, '_um_custom_fields', $forms_fields );
		}
	}

	$changed       = false;
	$custom_fields = get_option( 'um_fields', array() );
	foreach ( $custom_fields as &$custom_field ) {
		if ( isset( $custom_field['validate'] ) && 'skype' === $custom_field['validate'] ) {
			if ( isset( $custom_field['type'] ) && 'url' === $custom_field['type'] ) {
				$custom_field['type'] = 'text';
				$changed              = true;

				$fields_for_upgrade[] = $custom_field['metakey'];
			}
		}
	}
	if ( $changed ) {
		update_option( 'um_fields', $custom_fields );
	}

	$fields_for_upgrade = array_unique( $fields_for_upgrade );

	if ( ! empty( $fields_for_upgrade ) ) {
		update_option( 'um_upgrade_230_skype_fields_for_upgrade', $fields_for_upgrade );
		wp_send_json_success( array( 'message' => __( 'SkypeID fields have been updated successfully', 'ultimate-member' ), 'count' => count( $fields_for_upgrade ) ) );
	} else {
		wp_send_json_success( array( 'message' => __( 'Database has been updated successfully', 'ultimate-member' ), 'count' => 0 ) );
	}
}


function um_upgrade_usermeta_count230() {
	UM()->admin()->check_ajax_nonce();

	um_maybe_unset_time_limit();

	$fields_for_upgrade = get_option( 'um_upgrade_230_skype_fields_for_upgrade', array() );

	if ( ! empty( $fields_for_upgrade ) ) {
		global $wpdb;
		$count = $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->usermeta} WHERE meta_key IN( '" . implode( "','", $fields_for_upgrade ) . "' )" );
	} else {
		$count = 0;
	}

	wp_send_json_success( array( 'count' => $count ) );
}


function um_upgrade_usermeta_part230() {
	UM()->admin()->check_ajax_nonce();

	um_maybe_unset_time_limit();

	if ( empty( $_POST['page'] ) ) {
		wp_send_json_error( __( 'Wrong data', 'ultimate-member' ) );
	}

	$fields_for_upgrade = get_option( 'um_upgrade_230_skype_fields_for_upgrade', array() );
	if ( empty( $fields_for_upgrade ) ) {
		wp_send_json_success( array( 'message' => __( 'Database has been updated successfully', 'ultimate-member' ) ) );
	}

	$per_page = 100;

	// avoid 'https://', 'http://' at the start of the Skype field is there is nickname but not https://join.skype.com/
	// change only links with nickname skip https://join.skype.com/
	global $wpdb;
	$usermetas = $wpdb->get_results(
		$wpdb->prepare(
			"SELECT user_id,
				  meta_key,
				  meta_value 
			FROM {$wpdb->usermeta}
			WHERE meta_key IN( '" . implode( "','", $fields_for_upgrade ) . "' )
			LIMIT %d, %d",
			( absint( $_POST['page'] ) - 1 ) * $per_page,
			$per_page
		),
		ARRAY_A
	);

	if ( ! empty( $usermetas ) ) {
		foreach ( $usermetas as $usermeta ) {
			if ( false !== strstr( $usermeta['meta_value'], 'https://' ) || false !== strstr( $usermeta['meta_value'], 'http://' ) ) {
				if ( false === strstr( $usermeta['meta_value'], 'join.skype.com/' ) ) {
					$usermeta['meta_value'] = str_replace( array( 'https://', 'http://' ), '', $usermeta['meta_value'] );
					update_user_meta( $usermeta['user_id'], $usermeta['meta_key'], $usermeta['meta_value'] );

					delete_option( "um_cache_userdata_{$usermeta['user_id']}" );
				}
			}
		}
	}

	$from = ( absint( $_POST['page'] ) * $per_page ) - $per_page + 1;
	$to = absint( $_POST['page'] ) * $per_page;

	wp_send_json_success( array( 'message' => sprintf( __( 'Metadata from %s to %s row were upgraded successfully...', 'ultimate-member' ), $from, $to ) ) );
}


function um_upgrade_reset_password230() {
	UM()->admin()->check_ajax_nonce();

	um_maybe_unset_time_limit();

	$require_strongpass = UM()->options()->get( 'account_require_strongpass' ) || UM()->options()->get( 'reset_require_strongpass' );

	UM()->options()->update( 'require_strongpass', $require_strongpass );
	UM()->options()->remove( 'account_require_strongpass' );
	UM()->options()->remove( 'reset_require_strongpass' );

	// delete temporarily option for fields upgrade
	delete_option( 'um_upgrade_230_skype_fields_for_upgrade' );
	update_option( 'um_last_version_upgrade', '2.3.0' );

	wp_send_json_success( array( 'message' => __( 'Reset Password options have been updated successfully.', 'ultimate-member' ) ) );
}