<?php

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/**

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* @package Freemius

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* @copyright Copyright (c) 2015, Freemius, Inc.

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* @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3

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* @since 1.0.3

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*/

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if ( ! defined( 'ABSPATH' ) ) {

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exit;

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}

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if ( ! function_exists( 'fs_dummy' ) ) {

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function fs_dummy() {

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}

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}

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/* Url.

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--------------------------------------------------------------------------------------------*/

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if ( ! function_exists( 'fs_get_url_daily_cache_killer' ) ) {

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function fs_get_url_daily_cache_killer() {

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return date( '\YY\Mm\Dd' );

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}

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}

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/* Templates / Views.

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--------------------------------------------------------------------------------------------*/

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if ( ! function_exists( 'fs_get_template_path' ) ) {

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function fs_get_template_path( $path ) {

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return WP_FS__DIR_TEMPLATES . '/' . trim( $path, '/' );

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}

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function fs_include_template( $path, &$params = null ) {

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$VARS = &$params;

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include fs_get_template_path( $path );

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}

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function fs_include_once_template( $path, &$params = null ) {

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$VARS = &$params;

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include_once fs_get_template_path( $path );

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}

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function fs_require_template( $path, &$params = null ) {

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$VARS = &$params;

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require fs_get_template_path( $path );

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}

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function fs_require_once_template( $path, &$params = null ) {

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$VARS = &$params;

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require_once fs_get_template_path( $path );

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}

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function fs_get_template( $path, &$params = null ) {

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ob_start();

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$VARS = &$params;

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require fs_get_template_path( $path );

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return ob_get_clean();

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}

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}

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/* Scripts and styles including.

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--------------------------------------------------------------------------------------------*/

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if ( ! function_exists( 'fs_asset_url' ) ) {

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/**

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* Generates an absolute URL to the given path. This function ensures that the URL will be correct whether the asset

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* is inside a plugin's folder or a theme's folder.

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*

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* Examples:

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* 1. "themes" folder

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* Path: C:/xampp/htdocs/fswp/wp-content/themes/twentytwelve/freemius/assets/css/admin/common.css

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* URL: http://fswp:8080/wp-content/themes/twentytwelve/freemius/assets/css/admin/common.css

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*

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* 2. "plugins" folder

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* Path: C:/xampp/htdocs/fswp/wp-content/plugins/rating-widget-premium/freemius/assets/css/admin/common.css

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* URL: http://fswp:8080/wp-content/plugins/rating-widget-premium/freemius/assets/css/admin/common.css

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*

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* @author Leo Fajardo (@leorw)

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* @since 1.2.2

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*

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* @param string $asset_abs_path Asset's absolute path.

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*

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* @return string Asset's URL.

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*/

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function fs_asset_url( $asset_abs_path ) {

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$wp_content_dir = fs_normalize_path( WP_CONTENT_DIR );

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$asset_abs_path = fs_normalize_path( $asset_abs_path );

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if ( 0 === strpos( $asset_abs_path, $wp_content_dir ) ) {

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// Handle both theme and plugin assets located in the standard directories.

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$asset_rel_path = str_replace( $wp_content_dir, '', $asset_abs_path );

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$asset_url = content_url( fs_normalize_path( $asset_rel_path ) );

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} else {

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$wp_plugins_dir = fs_normalize_path( WP_PLUGIN_DIR );

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if ( 0 === strpos( $asset_abs_path, $wp_plugins_dir ) ) {

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// Try to handle plugin assets that may be located in a non-standard plugins directory.

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$asset_rel_path = str_replace( $wp_plugins_dir, '', $asset_abs_path );

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$asset_url = plugins_url( fs_normalize_path( $asset_rel_path ) );

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} else {

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// Try to handle theme assets that may be located in a non-standard themes directory.

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$active_theme_stylesheet = get_stylesheet();

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$wp_themes_dir = fs_normalize_path( trailingslashit( get_theme_root( $active_theme_stylesheet ) ) );

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$asset_rel_path = str_replace( $wp_themes_dir, '', fs_normalize_path( $asset_abs_path ) );

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$asset_url = trailingslashit( get_theme_root_uri( $active_theme_stylesheet ) ) . fs_normalize_path( $asset_rel_path );

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}

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}

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return $asset_url;

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}

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}

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if ( ! function_exists( 'fs_enqueue_local_style' ) ) {

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function fs_enqueue_local_style( $handle, $path, $deps = array(), $ver = false, $media = 'all' ) {

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wp_enqueue_style( $handle, fs_asset_url( WP_FS__DIR_CSS . '/' . trim( $path, '/' ) ), $deps, $ver, $media );

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}

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}

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if ( ! function_exists( 'fs_enqueue_local_script' ) ) {

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function fs_enqueue_local_script( $handle, $path, $deps = array(), $ver = false, $in_footer = 'all' ) {

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wp_enqueue_script( $handle, fs_asset_url( WP_FS__DIR_JS . '/' . trim( $path, '/' ) ), $deps, $ver, $in_footer );

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}

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}

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if ( ! function_exists( 'fs_img_url' ) ) {

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function fs_img_url( $path, $img_dir = WP_FS__DIR_IMG ) {

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return ( fs_asset_url( $img_dir . '/' . trim( $path, '/' ) ) );

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}

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}

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#--------------------------------------------------------------------------------

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#region Request handlers.

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#--------------------------------------------------------------------------------

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if ( ! function_exists( 'fs_request_get_raw' ) ) {

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/**

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* A helper function to fetch GET/POST user input with an optional default value when the input is not set.

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* This function does not do sanitization. It is up to the caller to properly sanitize and validate the input.

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*

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* The return of this function is always unslashed.

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*

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* @since 2.5.10

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*

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* @param string $key

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* @param mixed $def

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* @param string|bool $type When set to 'get', it will look for the value passed via query string. When

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* set to 'post', it will look for the value passed via the POST request's body. Otherwise,

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* it will check if the parameter was passed using any of the mentioned two methods.

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*

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* @return mixed

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*/

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function fs_request_get_raw( $key, $def = false, $type = false ) {

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if ( is_string( $type ) ) {

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$type = strtolower( $type );

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}

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/**

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* Note to WordPress.org reviewers:

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* This is a helper function to fetch GET/POST user input with an optional default value when the input is not set. The actual sanitization is done in the scope of the function's usage.

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*/

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switch ( $type ) {

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case 'post':

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// phpcs:ignore WordPress.Security.NonceVerification.Missing

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$value = isset( $_POST[ $key ] ) ? $_POST[ $key ] : $def;

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break;

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case 'get':

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended

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$value = isset( $_GET[ $key ] ) ? $_GET[ $key ] : $def;

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break;

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default:

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended

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$value = isset( $_REQUEST[ $key ] ) ? $_REQUEST[ $key ] : $def;

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break;

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}

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// Don't unslash if the value itself is empty (empty string, null, empty array etc).

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return empty( $value ) ? $value : wp_unslash( $value );

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}

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}

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if ( ! function_exists( 'fs_sanitize_input' ) ) {

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/**

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* Sanitizes input recursively (if an array).

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*

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* @param mixed $input

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*

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* @return mixed

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* @uses sanitize_text_field()

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* @since 2.5.10

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*/

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function fs_sanitize_input( $input ) {

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if ( is_array( $input ) ) {

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foreach ( $input as $key => $value ) {

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$input[ $key ] = fs_sanitize_input( $value );

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}

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} else {

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// Allow empty values to pass through as-is, like `null`, `''`, `0`, `'0'` etc.

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$input = empty( $input ) ? $input : sanitize_text_field( $input );

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}

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return $input;

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}

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}

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if ( ! function_exists( 'fs_request_get' ) ) {

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/**

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* A helper method to fetch GET/POST user input with an optional default value when the input is not set.

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*

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* @author Vova Feldman (@svovaf)

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*

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* @note The return value is always sanitized with sanitize_text_field().

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*

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* @param string $key

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* @param mixed $def

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* @param string|bool $type Since 1.2.1.7 - when set to 'get' will look for the value passed via querystring, when

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* set to 'post' will look for the value passed via the POST request's body, otherwise,

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* will check if the parameter was passed in any of the two.

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*

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*

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* @return mixed

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*/

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function fs_request_get( $key, $def = false, $type = false ) {

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return fs_sanitize_input( fs_request_get_raw( $key, $def, $type ) );

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}

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}

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if ( ! function_exists( 'fs_request_has' ) ) {

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function fs_request_has( $key ) {

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended

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return isset( $_REQUEST[ $key ] );

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}

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}

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if ( ! function_exists( 'fs_request_get_bool' ) ) {

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/**

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* A helper method to fetch GET/POST user boolean input with an optional default value when the input is not set.

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*

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* @author Vova Feldman (@svovaf)

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*

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* @param string $key

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* @param bool $def

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*

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* @return bool|mixed

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*/

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function fs_request_get_bool( $key, $def = false ) {

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$val = fs_request_get( $key, null );

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if ( is_null( $val ) ) {

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return $def;

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}

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if ( is_bool( $val ) ) {

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return $val;

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} else if ( is_numeric( $val ) ) {

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if ( 1 == $val ) {

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return true;

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} else if ( 0 == $val ) {

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return false;

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}

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} else if ( is_string( $val ) ) {

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$val = strtolower( $val );

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if ( 'true' === $val ) {

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return true;

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} else if ( 'false' === $val ) {

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return false;

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}

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}

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return $def;

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}

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}

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if ( ! function_exists( 'fs_request_is_post' ) ) {

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function fs_request_is_post() {

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return ( 'post' === strtolower( $_SERVER['REQUEST_METHOD'] ) );

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}

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}

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if ( ! function_exists( 'fs_request_is_get' ) ) {

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function fs_request_is_get() {

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return ( 'get' === strtolower( $_SERVER['REQUEST_METHOD'] ) );

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}

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}

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if ( ! function_exists( 'fs_get_action' ) ) {

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function fs_get_action( $action_key = 'action' ) {

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// phpcs:disable WordPress.Security.NonceVerification.Recommended

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if ( ! empty( $_REQUEST[ $action_key ] ) && is_string( $_REQUEST[ $action_key ] ) ) {

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return strtolower( $_REQUEST[ $action_key ] );

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}

[291] Fix | Delete

[292] Fix | Delete

if ( 'action' == $action_key ) {

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$action_key = 'fs_action';

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if ( ! empty( $_REQUEST[ $action_key ] ) && is_string( $_REQUEST[ $action_key ] ) ) {

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return strtolower( $_REQUEST[ $action_key ] );

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}

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}

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return false;

[301] Fix | Delete

// phpcs:enable WordPress.Security.NonceVerification.Recommended

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}

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}

[304] Fix | Delete

[305] Fix | Delete

if ( ! function_exists( 'fs_request_is_action' ) ) {

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function fs_request_is_action( $action, $action_key = 'action' ) {

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return ( strtolower( $action ) === fs_get_action( $action_key ) );

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}

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}

[310] Fix | Delete

[311] Fix | Delete

if ( ! function_exists( 'fs_request_is_action_secure' ) ) {

[312] Fix | Delete

/**

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* @author Vova Feldman (@svovaf)

[314] Fix | Delete

* @since 1.0.0

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*

[316] Fix | Delete

* @since 1.2.1.5 Allow nonce verification.

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*

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* @param string $action

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* @param string $action_key

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* @param string $nonce_key

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*

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* @return bool

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*/

[324] Fix | Delete

function fs_request_is_action_secure(

[325] Fix | Delete

$action,

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$action_key = 'action',

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$nonce_key = 'nonce'

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) {

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if ( strtolower( $action ) !== fs_get_action( $action_key ) ) {

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return false;

[331] Fix | Delete

}

[332] Fix | Delete

[333] Fix | Delete

$nonce = ! empty( $_REQUEST[ $nonce_key ] ) ?

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$_REQUEST[ $nonce_key ] :

[335] Fix | Delete

'';

[336] Fix | Delete

[337] Fix | Delete

if ( empty( $nonce ) ||

[338] Fix | Delete

( false === wp_verify_nonce( $nonce, $action ) )

[339] Fix | Delete

) {

[340] Fix | Delete

return false;

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}

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[343] Fix | Delete

return true;

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}

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}

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[347] Fix | Delete

#endregion

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[349] Fix | Delete

if ( ! function_exists( 'fs_is_plugin_page' ) ) {

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function fs_is_plugin_page( $page_slug ) {

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return ( is_admin() && $page_slug === fs_request_get( 'page' ) );

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}

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}

[354] Fix | Delete

[355] Fix | Delete

if ( ! function_exists( 'fs_get_raw_referer' ) ) {

[356] Fix | Delete

/**

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* Retrieves unvalidated referer from '_wp_http_referer' or HTTP referer.

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*

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* Do not use for redirects, use {@see wp_get_referer()} instead.

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*

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* @since 1.2.3

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*

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* @return string|false Referer URL on success, false on failure.

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*/

[365] Fix | Delete

function fs_get_raw_referer() {

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if ( function_exists( 'wp_get_raw_referer' ) ) {

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return wp_get_raw_referer();

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}

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if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) {

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return wp_unslash( $_REQUEST['_wp_http_referer'] );

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} else if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {

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return wp_unslash( $_SERVER['HTTP_REFERER'] );

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}

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[375] Fix | Delete

return false;

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}

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}

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[379] Fix | Delete

/* Core UI.

[380] Fix | Delete

--------------------------------------------------------------------------------------------*/

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if ( ! function_exists( 'fs_ui_action_button' ) ) {

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/**

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* @param number $module_id

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* @param string $page

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* @param string $action

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* @param string $title

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* @param string $button_class

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* @param array $params

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* @param bool $is_primary

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* @param bool $is_small

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* @param string|bool $icon_class Optional class for an icon (since 1.1.7).

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* @param string|bool $confirmation Optional confirmation message before submit (since 1.1.7).

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* @param string $method Since 1.1.7

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*

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* @uses fs_ui_get_action_button()

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*/

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function fs_ui_action_button(

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$module_id,

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$page,

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$action,

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$title,

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$button_class = '',

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$params = array(),

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$is_primary = true,

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$is_small = false,

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$icon_class = false,

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$confirmation = false,

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$method = 'GET'

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) {

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echo fs_ui_get_action_button(

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$module_id,

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$page,

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$action,

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$title,

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$button_class,

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$params,

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$is_primary,

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$is_small,

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$icon_class,

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$confirmation,

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$method

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);

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}

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}

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if ( ! function_exists( 'fs_ui_get_action_button' ) ) {

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/**

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* @author Vova Feldman (@svovaf)

[429] Fix | Delete

* @since 1.1.7

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*

[431] Fix | Delete

* @param number $module_id

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* @param string $page

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* @param string $action

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* @param string $title

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* @param string $button_class

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* @param array $params

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* @param bool $is_primary

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* @param bool $is_small

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* @param string|bool $icon_class Optional class for an icon.

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* @param string|bool $confirmation Optional confirmation message before submit.

[441] Fix | Delete

* @param string $method

[442] Fix | Delete

*

[443] Fix | Delete

* @return string

[444] Fix | Delete

*/

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function fs_ui_get_action_button(

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$module_id,

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$page,

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$action,

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$title,

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$button_class = '',

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$params = array(),

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$is_primary = true,

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$is_small = false,

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$icon_class = false,

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$confirmation = false,

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$method = 'GET'

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) {

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// Prepend icon (if set).

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$title = ( is_string( $icon_class ) ? '<i class="' . $icon_class . '"></i> ' : '' ) . $title;

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if ( is_string( $confirmation ) ) {

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return sprintf( '<form action="%s" method="%s"><input type="hidden" name="fs_action" value="%s">%s<a href="#" class="%s" onclick="if (confirm(\'%s\')) this.parentNode.submit(); return false;">%s</a></form>',

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freemius( $module_id )->_get_admin_page_url( $page, $params ),

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$method,

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$action,

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wp_nonce_field( $action, '_wpnonce', true, false ),

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'button' . ( ! empty( $button_class ) ? ' ' . $button_class : '' ) . ( $is_primary ? ' button-primary' : '' ) . ( $is_small ? ' button-small' : '' ),

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$confirmation,

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$title

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);

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} else if ( 'GET' !== strtoupper( $method ) ) {

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return sprintf( '<form action="%s" method="%s"><input type="hidden" name="fs_action" value="%s">%s<a href="#" class="%s" onclick="this.parentNode.submit(); return false;">%s</a></form>',

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freemius( $module_id )->_get_admin_page_url( $page, $params ),

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$method,

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$action,

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wp_nonce_field( $action, '_wpnonce', true, false ),

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'button' . ( ! empty( $button_class ) ? ' ' . $button_class : '' ) . ( $is_primary ? ' button-primary' : '' ) . ( $is_small ? ' button-small' : '' ),

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$title

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);

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} else {

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return sprintf( '<a href="%s" class="%s">%s</a></form>',

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wp_nonce_url( freemius( $module_id )->_get_admin_page_url( $page, array_merge( $params, array( 'fs_action' => $action ) ) ), $action ),

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'button' . ( ! empty( $button_class ) ? ' ' . $button_class : '' ) . ( $is_primary ? ' button-primary' : '' ) . ( $is_small ? ' button-small' : '' ),

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$title

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);

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}

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}

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function fs_ui_action_link( $module_id, $page, $action, $title, $params = array() ) {

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?><a class=""

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href="<?php echo wp_nonce_url( freemius( $module_id )->_get_admin_page_url( $page, array_merge( $params, array( 'fs_action' => $action ) ) ), $action ) ?>"><?php echo $title ?></a><?php

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}

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}

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if ( ! function_exists( 'fs_get_entity' ) ) {

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/**

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* @author Leo Fajardo (@leorw)

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* @since 2.3.1

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