/**
* Find the plugin main file path based on any give file inside the plugin's folder.
*
* @author Vova Feldman (@svovaf)
* @since 1.1.7.1
*
* @param string $file Absolute path to a file inside a plugin's folder.
*
* @return string
*/
function fs_find_direct_caller_plugin_file($file)
{
/**
* All the code below will be executed once on activation.
* If the user changes the main plugin's file name, the file_exists()
* will catch it.
*/
if (!function_exists('get_plugins')) {
require_once ABSPATH . 'wp-admin/includes/plugin.php';
}
$all_plugins = get_plugins();
$file_real_path = fs_normalize_path(realpath($file));
// Get active plugin's main files real full names (might be symlinks).
foreach ($all_plugins as $relative_path => &$data) {
if (0 === strpos($file_real_path, fs_normalize_path(dirname(realpath(WP_PLUGIN_DIR . '/' . $relative_path))))) {
return $relative_path;
}
}
return null;
}
/**
* Get add-on basename.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.6
*
* @param string $slug
*
* @return string
*/
function get_addon_basename($slug)
{
if ($this->is_addon_activated($slug)) {
self::instance($slug)->get_plugin_basename();
}
$premium_basename = $slug . '-premium/' . $slug . '.php';
if (file_exists(fs_normalize_path(WP_PLUGIN_DIR . '/' . $premium_basename))) {
return $premium_basename;
}
$free_basename = $slug . '/' . $slug . '.php';
return $free_basename;
}
if (class_exists('Freemius')) {
if (fs_redirect($_SERVER['REQUEST_URI'])) {
exit;
}
}
}
}
}
}
}
if (class_exists('Freemius')) {
// SDK was already loaded.
return;
}
if (version_compare($this_sdk_version, $fs_active_plugins->newest->version, '<')) {
$newest_sdk_starter = fs_normalize_path(WP_PLUGIN_DIR . '/' . $fs_active_plugins->newest->sdk_path . '/start.php');
if (file_exists($newest_sdk_starter)) {
// Reorder plugins to load plugin with newest SDK first.
fs_newest_sdk_plugin_first();
// There's a newer SDK version, load it instead of the current one!
require_once $newest_sdk_starter;
return;
}
}
#endregion SDK Selection Logic --------------------------------------------------------------------
#region Hooks & Filters Collection --------------------------------------------------------------------
/**
* Freemius hooks (actions & filters) tags structure:
*
* fs_{filter/action_name}_{plugin_slug}
*
* This code will only be executed once during the testing
* of the plugin in a local environment. The plugin icon file WILL
* already exist in the assets folder when the plugin is deployed to
* the repository.
*/
$suffixes = array('-128x128.png', '-128x128.jpg', '-256x256.png', '-256x256.jpg', '.svg');
$base_url = 'https://plugins.svn.wordpress.org/' . $slug . '/assets/icon';
foreach ($suffixes as $s) {
$headers = get_headers($base_url . $s);
if (strpos($headers[0], '200')) {
$local_path = fs_normalize_path(WP_FS__DIR_IMG . '/icon.' . substr($s, strpos($s, '.') + 1));
fs_download_image($base_url . $s, $local_path);
$icon_found = true;
break;
}
}
}
if (!$icon_found) {
// No icons found, fallback to default icon.
copy(fs_normalize_path(WP_FS__DIR_IMG . '/plugin-icon.png'), $local_path);
}
$icons = array($local_path);
}
$relative_url = fs_img_url(substr($icons[0], strlen(fs_normalize_path(WP_FS__DIR_IMG))));
?>
<div class="fs-plugin-icon">
<img src="<?php
echo $relative_url;
?>
"/>
</div>
/**
* Determines if add-on installed.
*
* NOTE: This is a heuristic and only works if the folder/file named as the slug.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.6
*
* @param string $slug
*
* @return bool
*/
function is_addon_installed($slug)
{
return file_exists(fs_normalize_path(WP_PLUGIN_DIR . '/' . $this->get_addon_basename($slug)));
}
$headers = get_headers($base_url . $s);
if (strpos($headers[0], '200')) {
$local_path = fs_normalize_path($img_dir . '/' . $slug . '.' . substr($s, strpos($s, '.') + 1));
fs_download_image($base_url . $s, $local_path);
$icon_found = true;
break;
}
}
}
if (!$icon_found) {
// No icons found, fallback to default icon.
if ($have_write_permissions) {
// If have write permissions, copy default icon.
copy(fs_normalize_path($img_dir . '/plugin-icon.png'), $local_path);
} else {
// If doesn't have write permissions, use default icon path.
$local_path = fs_normalize_path($img_dir . '/plugin-icon.png');
}
}
$icons = array($local_path);
}
}
$icon_dir = dirname($icons[0]);
$relative_url = fs_img_url(substr($icons[0], strlen($icon_dir)), $icon_dir);
?>
<div class="fs-plugin-icon">
<img src="<?php
echo $relative_url;
?>
"/>
</div>
/**
* Go over all Freemius SDKs in the system and find and "remember"
* the newest SDK which is associated with an active plugin.
*
* @author Vova Feldman (@svovaf)
* @since 1.1.6
*
* @global $fs_active_plugins
*/
function fs_fallback_to_newest_active_sdk()
{
global $fs_active_plugins;
$newest_sdk_data = null;
$newest_sdk_path = null;
foreach ($fs_active_plugins->plugins as $sdk_relative_path => $data) {
if (is_null($newest_sdk_data) || version_compare($data->version, $newest_sdk_data->version, '>')) {
// If plugin inactive or SDK starter file doesn't exist, remove SDK reference.
if (!is_plugin_active($data->plugin_path) || !file_exists(fs_normalize_path(WP_PLUGIN_DIR . '/' . $sdk_relative_path . '/start.php'))) {
unset($fs_active_plugins->plugins[$sdk_relative_path]);
// No need to store the data since it will be stored in fs_update_sdk_newest_version()
// or explicitly with update_option().
} else {
$newest_sdk_data = $data;
$newest_sdk_path = $sdk_relative_path;
}
}
}
if (is_null($newest_sdk_data)) {
// Couldn't find any SDK reference.
$fs_active_plugins = new stdClass();
update_option('fs_active_plugins', $fs_active_plugins);
} else {
fs_update_sdk_newest_version($newest_sdk_path, $newest_sdk_data->plugin_path);
}
}
function fs_download_image($from, $to)
{
$ch = curl_init($from);
$fp = fopen(fs_normalize_path($to), 'wb');
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_exec($ch);
curl_close($ch);
fclose($fp);
}
* This code will only be executed once during the testing
* of the plugin in a local environment. The plugin icon file WILL
* already exist in the assets folder when the plugin is deployed to
* the repository.
*/
$suffixes = array('-128x128.png', '-128x128.jpg', '-256x256.png', '-256x256.jpg', '.svg');
$base_url = 'https://plugins.svn.wordpress.org/' . $slug . '/assets/icon';
foreach ($suffixes as $s) {
$headers = get_headers($base_url . $s);
if (strpos($headers[0], '200')) {
$local_path = fs_normalize_path($img_dir . '/icon.' . substr($s, strpos($s, '.') + 1));
fs_download_image($base_url . $s, $local_path);
$icon_found = true;
break;
}
}
}
if (!$icon_found) {
// No icons found, fallback to default icon.
copy(fs_normalize_path($img_dir . '/plugin-icon.png'), $local_path);
}
$icons = array($local_path);
}
$relative_url = fs_img_url(substr($icons[0], strlen(fs_normalize_path($img_dir))), $img_dir);
?>
<div class="fs-plugin-icon">
<img src="<?php
echo $relative_url;
?>
"/>
</div>