buttonizer-multifunctional-button / freemius / includes / supplements / fs-essential-functions-1.1.7.1.php

fs-essential-functions-1.1.7.1.php in Buttonizer – Floating Menus, Sticky Buttons, & Popup Builder 1.1, at freemius/includes/supplements/fs-essential-functions-1.1.7.1.php

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1	<?php
2	/**
3	* @package Freemius
4	* @copyright Copyright (c) 2015, Freemius, Inc.
5	* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
6	* @since 1.1.7
7	*/
8
9	if ( ! defined( 'ABSPATH' ) ) {
10	exit;
11	}
12
13	/**
14	* Find the plugin main file path based on any give file inside the plugin's folder.
15	*
16	* @author Vova Feldman (@svovaf)
17	* @since 1.1.7.1
18	*
19	* @param string $file Absolute path to a file inside a plugin's folder.
20	*
21	* @return string
22	*/
23	function fs_find_direct_caller_plugin_file( $file ) {
24	/**
25	* All the code below will be executed once on activation.
26	* If the user changes the main plugin's file name, the file_exists()
27	* will catch it.
28	*/
29	if ( ! function_exists( 'get_plugins' ) ) {
30	require_once ABSPATH . 'wp-admin/includes/plugin.php';
31	}
32
33	$all_plugins = get_plugins();
34
35	$file_real_path = fs_normalize_path( realpath( $file ) );
36
37	// Get active plugin's main files real full names (might be symlinks).
38	foreach ( $all_plugins as $relative_path => &$data ) {
39	if ( 0 === strpos( $file_real_path, fs_normalize_path( dirname( realpath( WP_PLUGIN_DIR . '/' . $relative_path ) ) ) ) ) {
40	if ( '.' !== dirname( trailingslashit( $relative_path ) ) ) {
41	return $relative_path;
42	}
43	}
44	}
45
46	return null;
47	}
48