function sp_get_plugins($plugin_folder = '')
{
$sf_plugins = array();
$plugin_root = untrailingslashit(SFPLUGINDIR);
if (!empty($plugin_folder)) {
$plugin_root .= $plugin_folder;
}
# Files in root plugins directory
$plugins_dir = @opendir($plugin_root);
$plugin_files = array();
if ($plugins_dir) {
while (($file = readdir($plugins_dir)) !== false) {
if (substr($file, 0, 1) == '.') {
continue;
}
if (is_dir($plugin_root . '/' . $file)) {
$plugins_subdir = @opendir($plugin_root . '/' . $file);
if ($plugins_subdir) {
while (($subfile = readdir($plugins_subdir)) !== false) {
if (substr($subfile, 0, 1) == '.') {
continue;
}
if (substr($subfile, -4) == '.php') {
$plugin_files[] = "{$file}/{$subfile}";
}
}
}
} else {
if (substr($file, -4) == '.php') {
$plugin_files[] = $file;
}
}
}
} else {
return $sf_plugins;
}
if ($plugins_dir) {
@closedir($plugins_dir);
}
if ($plugins_subdir) {
@closedir($plugins_subdir);
}
if (empty($plugin_files)) {
return $sf_plugins;
}
foreach ($plugin_files as $plugin_file) {
if (!is_readable("{$plugin_root}/{$plugin_file}")) {
continue;
}
$plugin_data = sp_get_plugin_data("{$plugin_root}/{$plugin_file}", false, false);
# Do not apply markup/translate as it'll be cached.
if (empty($plugin_data['Name'])) {
continue;
}
$sf_plugins[plugin_basename($plugin_file)] = $plugin_data;
}
uasort($sf_plugins, create_function('$a, $b', 'return strnatcasecmp( $a["Name"], $b["Name"]);'));
return $sf_plugins;
}
function check_package($source)
{
global $wp_filesystem;
if (is_wp_error($source)) {
return $source;
}
$working_directory = str_replace($wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
if (!is_dir($working_directory)) {
return $source;
}
# Sanity check, if the above fails, lets not prevent installation.
# Check the folder contains at least 1 valid plugin.
$plugins_found = false;
foreach (glob($working_directory . '*.php') as $file) {
$info = sp_get_plugin_data($file, false, false);
if (!empty($info['Name'])) {
$plugins_found = true;
break;
}
}
if (!$plugins_found) {
return new WP_Error('incompatible_archive', $this->strings['incompatible_archive'], spa_text('No valid plugins were found'));
}
return $source;
}
