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<?php |
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/** |
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* Contains functions related to Invoicing plugin. |
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* |
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* @since 1.0.0 |
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* @package Invoicing |
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*/ |
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// MUST have WordPress. |
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if ( !defined( 'WPINC' ) ) { |
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exit( 'Do NOT access this file directly: ' . basename( __FILE__ ) ); |
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} |
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function wpinv_is_checkout() { |
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global $wp_query; |
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$is_object_set = isset( $wp_query->queried_object ); |
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$is_object_id_set = isset( $wp_query->queried_object_id ); |
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$is_checkout = is_page( wpinv_get_option( 'checkout_page' ) ); |
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if ( !$is_object_set ) { |
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unset( $wp_query->queried_object ); |
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} |
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if ( !$is_object_id_set ) { |
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unset( $wp_query->queried_object_id ); |
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} |
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return apply_filters( 'wpinv_is_checkout', $is_checkout ); |
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} |
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function wpinv_can_checkout() { |
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$can_checkout = true; // Always true for now |
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return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout ); |
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} |
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function wpinv_get_success_page_uri() { |
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$page_id = wpinv_get_option( 'success_page', 0 ); |
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$page_id = absint( $page_id ); |
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return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) ); |
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} |
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function wpinv_get_history_page_uri() { |
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$page_id = wpinv_get_option( 'invoice_history_page', 0 ); |
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$page_id = absint( $page_id ); |
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return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ) ); |
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} |
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function wpinv_is_success_page() { |
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$is_success_page = wpinv_get_option( 'success_page', false ); |
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$is_success_page = isset( $is_success_page ) ? is_page( $is_success_page ) : false; |
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return apply_filters( 'wpinv_is_success_page', $is_success_page ); |
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} |
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function wpinv_is_invoice_history_page() { |
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$ret = wpinv_get_option( 'invoice_history_page', false ); |
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$ret = $ret ? is_page( $ret ) : false; |
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return apply_filters( 'wpinv_is_invoice_history_page', $ret ); |
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} |
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function wpinv_is_subscriptions_history_page() { |
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$ret = wpinv_get_option( 'invoice_subscription_page', false ); |
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$ret = $ret ? is_page( $ret ) : false; |
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return apply_filters( 'wpinv_is_subscriptions_history_page', $ret ); |
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} |
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function wpinv_send_to_success_page( $args = null ) { |
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$redirect = wpinv_get_success_page_uri(); |
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if ( !empty( $args ) ) { |
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// Check for backward compatibility |
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if ( is_string( $args ) ) |
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$args = str_replace( '?', '', $args ); |
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$args = wp_parse_args( $args ); |
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$redirect = add_query_arg( $args, $redirect ); |
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} |
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$gateway = isset( $_REQUEST['wpi-gateway'] ) ? $_REQUEST['wpi-gateway'] : ''; |
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$redirect = apply_filters( 'wpinv_success_page_redirect', $redirect, $gateway, $args ); |
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wp_redirect( $redirect ); |
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exit; |
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} |
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function wpinv_send_to_failed_page( $args = null ) { |
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$redirect = wpinv_get_failed_transaction_uri(); |
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if ( !empty( $args ) ) { |
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// Check for backward compatibility |
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if ( is_string( $args ) ) |
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$args = str_replace( '?', '', $args ); |
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$args = wp_parse_args( $args ); |
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$redirect = add_query_arg( $args, $redirect ); |
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} |
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$gateway = isset( $_REQUEST['wpi-gateway'] ) ? $_REQUEST['wpi-gateway'] : ''; |
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$redirect = apply_filters( 'wpinv_failed_page_redirect', $redirect, $gateway, $args ); |
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wp_redirect( $redirect ); |
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exit; |
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} |
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function wpinv_get_checkout_uri( $args = array() ) { |
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$uri = wpinv_get_option( 'checkout_page', false ); |
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$uri = isset( $uri ) ? get_permalink( $uri ) : NULL; |
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if ( !empty( $args ) ) { |
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// Check for backward compatibility |
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if ( is_string( $args ) ) |
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$args = str_replace( '?', '', $args ); |
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$args = wp_parse_args( $args ); |
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$uri = add_query_arg( $args, $uri ); |
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} |
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$scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin'; |
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$ajax_url = admin_url( 'admin-ajax.php', $scheme ); |
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if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) { |
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$uri = preg_replace( '/^http:/', 'https:', $uri ); |
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} |
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return apply_filters( 'wpinv_get_checkout_uri', $uri ); |
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} |
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function wpinv_send_back_to_checkout( $args = array() ) { |
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$redirect = wpinv_get_checkout_uri(); |
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if ( ! empty( $args ) ) { |
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// Check for backward compatibility |
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if ( is_string( $args ) ) |
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$args = str_replace( '?', '', $args ); |
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$args = wp_parse_args( $args ); |
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$redirect = add_query_arg( $args, $redirect ); |
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} |
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do_action( 'wpinv_pre_send_back_to_checkout', $args ); |
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wp_redirect( apply_filters( 'wpinv_send_back_to_checkout', $redirect, $args ) ); |
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exit; |
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} |
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function wpinv_get_success_page_url( $query_string = null ) { |
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$success_page = wpinv_get_option( 'success_page', 0 ); |
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$success_page = get_permalink( $success_page ); |
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if ( $query_string ) |
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$success_page .= $query_string; |
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return apply_filters( 'wpinv_success_page_url', $success_page ); |
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} |
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function wpinv_get_failed_transaction_uri( $extras = false ) { |
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$uri = wpinv_get_option( 'failure_page', '' ); |
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$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url(); |
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if ( $extras ) |
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$uri .= $extras; |
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return apply_filters( 'wpinv_get_failed_transaction_uri', $uri ); |
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} |
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function wpinv_is_failed_transaction_page() { |
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$ret = wpinv_get_option( 'failure_page', false ); |
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$ret = isset( $ret ) ? is_page( $ret ) : false; |
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return apply_filters( 'wpinv_is_failure_page', $ret ); |
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} |
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function wpinv_transaction_query( $type = 'start' ) { |
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global $wpdb; |
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$wpdb->hide_errors(); |
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if ( ! defined( 'WPINV_USE_TRANSACTIONS' ) ) { |
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define( 'WPINV_USE_TRANSACTIONS', true ); |
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} |
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if ( WPINV_USE_TRANSACTIONS ) { |
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switch ( $type ) { |
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case 'commit' : |
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$wpdb->query( 'COMMIT' ); |
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break; |
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case 'rollback' : |
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$wpdb->query( 'ROLLBACK' ); |
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break; |
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default : |
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$wpdb->query( 'START TRANSACTION' ); |
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break; |
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} |
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} |
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} |
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function wpinv_create_invoice( $args = array(), $data = array(), $wp_error = false ) { |
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$default_args = array( |
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'status' => '', |
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'user_id' => null, |
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'user_note' => null, |
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'invoice_id' => 0, |
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'created_via' => '', |
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'parent' => 0, |
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'post_type' => 'wpi_invoice' |
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); |
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$args = wp_parse_args( $args, $default_args ); |
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$invoice_data = array(); |
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if ( $args['invoice_id'] > 0 ) { |
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$updating = true; |
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$invoice_data['post_type'] = $args['post_type']; |
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$invoice_data['ID'] = $args['invoice_id']; |
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} else { |
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$updating = false; |
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$invoice_data['post_type'] = $args['post_type']; |
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$invoice_data['post_status'] = apply_filters( 'wpinv_default_invoice_status', 'wpi-pending' ); |
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$invoice_data['ping_status'] = 'closed'; |
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$invoice_data['post_author'] = !empty( $args['user_id'] ) ? $args['user_id'] : get_current_user_id(); |
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$invoice_data['post_title'] = wpinv_format_invoice_number( '0' ); |
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$invoice_data['post_parent'] = absint( $args['parent'] ); |
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if ( !empty( $args['created_date'] ) ) { |
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$invoice_data['post_date'] = $args['created_date']; |
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$invoice_data['post_date_gmt'] = get_gmt_from_date( $args['created_date'] ); |
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} |
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} |
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if ( $args['status'] ) { |
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if ( ! in_array( $args['status'], array_keys( wpinv_get_invoice_statuses() ) ) && 'wpi_invoice' === $invoice_data['post_type'] ) { |
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return new WP_Error( 'wpinv_invalid_invoice_status', wp_sprintf( __( 'Invalid invoice status: %s', 'invoicing' ), $args['status'] ) ); |
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} |
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$invoice_data['post_status'] = $args['status']; |
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} |
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if ( ! is_null( $args['user_note'] ) ) { |
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$invoice_data['post_excerpt'] = $args['user_note']; |
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} |
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if ( $updating ) { |
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$invoice_id = wp_update_post( $invoice_data, true ); |
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} else { |
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$invoice_id = wp_insert_post( apply_filters( 'wpinv_new_invoice_data', $invoice_data ), true ); |
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} |
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if ( is_wp_error( $invoice_id ) ) { |
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return $wp_error ? $invoice_id : 0; |
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} |
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$invoice = wpinv_get_invoice( $invoice_id ); |
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if ( !$updating ) { |
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update_post_meta( $invoice_id, '_wpinv_key', apply_filters( 'wpinv_generate_invoice_key', uniqid( 'wpinv_' ) ) ); |
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update_post_meta( $invoice_id, '_wpinv_currency', wpinv_get_currency() ); |
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update_post_meta( $invoice_id, '_wpinv_include_tax', get_option( 'wpinv_prices_include_tax' ) ); |
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update_post_meta( $invoice_id, '_wpinv_user_ip', wpinv_get_ip() ); |
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update_post_meta( $invoice_id, '_wpinv_user_agent', wpinv_get_user_agent() ); |
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update_post_meta( $invoice_id, '_wpinv_created_via', sanitize_text_field( $args['created_via'] ) ); |
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// Add invoice note |
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if ( ! $invoice->is_quote() ) { |
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$invoice->add_note( wp_sprintf( __( 'Invoice is created with status %s.', 'invoicing' ), wpinv_status_nicename( $invoice->status ) ) ); |
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} |
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} |
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update_post_meta( $invoice_id, '_wpinv_version', WPINV_VERSION ); |
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return $invoice; |
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} |
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279
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function wpinv_get_prefix() { |
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$invoice_prefix = 'INV-'; |
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return apply_filters( 'wpinv_get_prefix', $invoice_prefix ); |
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} |
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285
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286
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function wpinv_get_business_logo() { |
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287
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$business_logo = wpinv_get_option( 'logo' ); |
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288
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return apply_filters( 'wpinv_get_business_logo', $business_logo ); |
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} |
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290
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291
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function wpinv_get_business_name() { |
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292
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$business_name = wpinv_get_option('store_name'); |
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293
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return apply_filters( 'wpinv_get_business_name', $business_name ); |
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294
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} |
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295
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296
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|
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function wpinv_get_blogname() { |
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297
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return wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ); |
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298
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} |
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299
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300
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function wpinv_get_admin_email() { |
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301
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$admin_email = wpinv_get_option( 'admin_email', get_option( 'admin_email' ) ); |
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302
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return apply_filters( 'wpinv_admin_email', $admin_email ); |
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303
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} |
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304
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305
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function wpinv_get_business_website() { |
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306
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$business_website = home_url( '/' ); |
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307
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return apply_filters( 'wpinv_get_business_website', $business_website ); |
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308
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} |
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309
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310
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function wpinv_get_terms_text( $invoice_id = 0 ) { |
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311
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$terms_text = ''; |
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312
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return apply_filters( 'wpinv_get_terms_text', $terms_text, $invoice_id ); |
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313
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} |
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314
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315
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function wpinv_get_business_footer() { |
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316
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$site_link = '<a target="_blank" href="' . esc_url( wpinv_get_business_website() ) . '">' . esc_html( wpinv_get_business_name() ) . '</a>'; |
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317
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$business_footer = wp_sprintf( __( 'Thanks for using %s', 'invoicing' ), $site_link ); |
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318
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return apply_filters( 'wpinv_get_business_footer', $business_footer ); |
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319
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} |
|
320
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321
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function wpinv_checkout_required_fields() { |
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322
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$required_fields = array(); |
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323
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|
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324
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// Let payment gateways and other extensions determine if address fields should be required |
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325
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$require_billing_details = apply_filters( 'wpinv_checkout_required_billing_details', wpinv_use_taxes() ); |
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326
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327
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if ( $require_billing_details ) { |
|
328
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|
|
if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) { |
|
329
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|
$required_fields['first_name'] = array( |
|
330
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|
'error_id' => 'invalid_first_name', |
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331
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|
|
'error_message' => __( 'Please enter your first name', 'invoicing' ) |
|
332
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|
|
); |
|
333
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|
|
} |
|
334
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|
|
if ( (bool)wpinv_get_option( 'address_mandatory' ) ) { |
|
335
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|
|
$required_fields['address'] = array( |
|
336
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|
|
'error_id' => 'invalid_address', |
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337
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|
|
'error_message' => __( 'Please enter your address', 'invoicing' ) |
|
338
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|
|
); |
|
339
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|
|
} |
|
340
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|
|
if ( (bool)wpinv_get_option( 'city_mandatory' ) ) { |
|
341
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|
|
$required_fields['city'] = array( |
|
342
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|
|
'error_id' => 'invalid_city', |
|
343
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|
|
'error_message' => __( 'Please enter your billing city', 'invoicing' ) |
|
344
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|
|
); |
|
345
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|
|
} |
|
346
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|
|
if ( (bool)wpinv_get_option( 'state_mandatory' ) ) { |
|
347
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|
|
$required_fields['state'] = array( |
|
348
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|
|
'error_id' => 'invalid_state', |
|
349
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|
|
'error_message' => __( 'Please enter billing state / province', 'invoicing' ) |
|
350
|
|
|
); |
|
351
|
|
|
} |
|
352
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|
|
if ( (bool)wpinv_get_option( 'country_mandatory' ) ) { |
|
353
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|
|
$required_fields['country'] = array( |
|
354
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|
|
'error_id' => 'invalid_country', |
|
355
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|
|
'error_message' => __( 'Please select your billing country', 'invoicing' ) |
|
356
|
|
|
); |
|
357
|
|
|
} |
|
358
|
|
|
} |
|
359
|
|
|
|
|
360
|
|
|
return apply_filters( 'wpinv_checkout_required_fields', $required_fields ); |
|
361
|
|
|
} |
|
362
|
|
|
|
|
363
|
|
|
function wpinv_is_ssl_enforced() { |
|
364
|
|
|
$ssl_enforced = wpinv_get_option( 'enforce_ssl', false ); |
|
365
|
|
|
return (bool) apply_filters( 'wpinv_is_ssl_enforced', $ssl_enforced ); |
|
366
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|
|
} |
|
367
|
|
|
|
|
368
|
|
|
/** |
|
369
|
|
|
* Checks if the current user cna view an invoice. |
|
370
|
|
|
*/ |
|
371
|
|
|
function wpinv_user_can_view_invoice( $invoice ) { |
|
372
|
|
|
$invoice = new WPInv_Invoice( $invoice ); |
|
373
|
|
|
|
|
374
|
|
|
// Abort if the invoice does not exist. |
|
375
|
|
|
if ( 0 == $invoice->get_id() ) { |
|
376
|
|
|
return false; |
|
377
|
|
|
} |
|
378
|
|
|
|
|
379
|
|
|
// Don't allow trash, draft status |
|
380
|
|
|
if ( $invoice->is_draft() ) { |
|
381
|
|
|
return false; |
|
382
|
|
|
} |
|
383
|
|
|
|
|
384
|
|
|
// If users are not required to login to check out, compare the invoice keys. |
|
385
|
|
|
if ( ! wpinv_require_login_to_checkout() && isset( $_GET['invoice_key'] ) && trim( $_GET['invoice_key'] ) == $invoice->get_key() ) { |
|
386
|
|
|
return true; |
|
387
|
|
|
} |
|
388
|
|
|
|
|
389
|
|
|
// Always enable for admins.. |
|
390
|
|
|
if ( wpinv_current_user_can_manage_invoicing() || current_user_can( 'view_invoices', $invoice->ID ) ) { // Admin user |
|
391
|
|
|
return true; |
|
392
|
|
|
} |
|
393
|
|
|
|
|
394
|
|
|
// Else, ensure that this is their invoice. |
|
395
|
|
|
if ( is_user_logged_in() && $invoice->get_user_id() == get_current_user_id() ) { |
|
396
|
|
|
return true; |
|
397
|
|
|
} |
|
398
|
|
|
|
|
399
|
|
|
return apply_filters( 'wpinv_current_user_can_view_invoice', false, $invoice ); |
|
400
|
|
|
} |
|
401
|
|
|
|
|
402
|
|
|
function wpinv_schedule_events() { |
|
403
|
|
|
|
|
404
|
|
|
// Get the timestamp for the next event. |
|
405
|
|
|
$timestamp = wp_next_scheduled( 'wpinv_register_schedule_event_twicedaily' ); |
|
406
|
|
|
|
|
407
|
|
|
if ( $timestamp ) { |
|
|
|
|
|
|
408
|
|
|
wp_unschedule_event( $timestamp, 'wpinv_register_schedule_event_twicedaily' ); |
|
409
|
|
|
} |
|
410
|
|
|
|
|
411
|
|
|
if ( ! wp_next_scheduled( 'wpinv_register_schedule_event_daily' ) ) { |
|
412
|
|
|
wp_schedule_event( current_time( 'timestamp' ), 'daily', 'wpinv_register_schedule_event_daily' ); |
|
413
|
|
|
} |
|
414
|
|
|
} |
|
415
|
|
|
add_action( 'wp', 'wpinv_schedule_events' ); |
|
416
|
|
|
|
|
417
|
|
|
function wpinv_schedule_event_twicedaily() { |
|
418
|
|
|
wpinv_email_payment_reminders(); |
|
419
|
|
|
wpinv_email_renewal_reminders(); |
|
420
|
|
|
} |
|
421
|
|
|
add_action( 'wpinv_register_schedule_event_daily', 'wpinv_schedule_event_twicedaily' ); |
|
422
|
|
|
|
|
423
|
|
|
function wpinv_require_login_to_checkout() { |
|
424
|
|
|
$return = wpinv_get_option( 'login_to_checkout', false ); |
|
425
|
|
|
return (bool) apply_filters( 'wpinv_require_login_to_checkout', $return ); |
|
426
|
|
|
} |
|
427
|
|
|
|
|
428
|
|
|
function wpinv_sequential_number_active( $type = '' ) { |
|
429
|
|
|
$check = apply_filters( 'wpinv_pre_check_sequential_number_active', null, $type ); |
|
430
|
|
|
if ( null !== $check ) { |
|
431
|
|
|
return $check; |
|
432
|
|
|
} |
|
433
|
|
|
|
|
434
|
|
|
return wpinv_get_option( 'sequential_invoice_number' ); |
|
435
|
|
|
} |
|
436
|
|
|
|
|
437
|
|
|
function wpinv_switch_to_locale( $locale = NULL ) { |
|
438
|
|
|
global $invoicing, $wpi_switch_locale; |
|
439
|
|
|
|
|
440
|
|
|
if ( ! empty( $invoicing ) && function_exists( 'switch_to_locale' ) ) { |
|
441
|
|
|
$locale = empty( $locale ) ? get_locale() : $locale; |
|
442
|
|
|
|
|
443
|
|
|
switch_to_locale( $locale ); |
|
444
|
|
|
|
|
445
|
|
|
$wpi_switch_locale = $locale; |
|
446
|
|
|
|
|
447
|
|
|
add_filter( 'plugin_locale', 'get_locale' ); |
|
448
|
|
|
|
|
449
|
|
|
$invoicing->load_textdomain(); |
|
450
|
|
|
|
|
451
|
|
|
do_action( 'wpinv_switch_to_locale', $locale ); |
|
452
|
|
|
} |
|
453
|
|
|
} |
|
454
|
|
|
|
|
455
|
|
|
function wpinv_restore_locale() { |
|
456
|
|
|
global $invoicing, $wpi_switch_locale; |
|
457
|
|
|
|
|
458
|
|
|
if ( ! empty( $invoicing ) && function_exists( 'restore_previous_locale' ) && $wpi_switch_locale ) { |
|
459
|
|
|
restore_previous_locale(); |
|
460
|
|
|
|
|
461
|
|
|
$wpi_switch_locale = NULL; |
|
462
|
|
|
|
|
463
|
|
|
remove_filter( 'plugin_locale', 'get_locale' ); |
|
464
|
|
|
|
|
465
|
|
|
$invoicing->load_textdomain(); |
|
466
|
|
|
|
|
467
|
|
|
do_action( 'wpinv_restore_locale' ); |
|
468
|
|
|
} |
|
469
|
|
|
} |
|
470
|
|
|
|
|
471
|
|
|
/** |
|
472
|
|
|
* Returns the default form's id. |
|
473
|
|
|
*/ |
|
474
|
|
|
function wpinv_get_default_payment_form() { |
|
475
|
|
|
$form = get_option( 'wpinv_default_payment_form' ); |
|
476
|
|
|
|
|
477
|
|
|
if ( empty( $form ) || 'publish' != get_post_status( $form ) ) { |
|
478
|
|
|
$form = wp_insert_post( |
|
479
|
|
|
array( |
|
480
|
|
|
'post_type' => 'wpi_payment_form', |
|
481
|
|
|
'post_title' => __( 'Checkout (default)', 'invoicing' ), |
|
482
|
|
|
'post_status' => 'publish', |
|
483
|
|
|
'meta_input' => array( |
|
484
|
|
|
'wpinv_form_elements' => wpinv_get_data( 'default-payment-form' ), |
|
485
|
|
|
'wpinv_form_items' => array(), |
|
486
|
|
|
) |
|
487
|
|
|
) |
|
488
|
|
|
); |
|
489
|
|
|
|
|
490
|
|
|
update_option( 'wpinv_default_payment_form', $form ); |
|
491
|
|
|
} |
|
492
|
|
|
|
|
493
|
|
|
return $form; |
|
494
|
|
|
} |
AyeCode /
invoicing
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In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.