<?php
/**
* bbPress Converter
*
* Based on the hard work of Adam Ellis
*
* @package bbPress
* @subpackage Administration
*/
// Exit if accessed directly
defined( 'ABSPATH' ) || exit;
/**
* Return an array of available converters
*
* @since 2.6.0 bbPress (r6447)
*
* @return array
*/
function bbp_get_converters() {
static $files = array();
// Only hit the file system one time per page load
if ( empty( $files ) ) {
// Open the converter directory
$path = bbp_setup_converter()->converters_dir;
$curdir = opendir( $path );
// Look for the converter file in the converters directory
if ( false !== $curdir ) {
while ( $file = readdir( $curdir ) ) {
if ( stristr( $file, '.php' ) && stristr( $file, 'index' ) === false ) {
$name = preg_replace( '/.php/', '', $file );
if ( 'Example' !== $name ) {
$files[ $name ] = $path . $file;
}
}
}
}
// Close the directory
closedir( $curdir );
// Sort keys alphabetically, ignoring upper/lower casing
if ( ! empty( $files ) ) {
natcasesort( $files );
}
}
// Filter & return
return (array) apply_filters( 'bbp_get_converters', $files );
}
/**
* This is a function that is purposely written to look like a "new" statement.
* It is basically a dynamic loader that will load in the platform conversion
* of your choice.
*
* @since 2.0.0
*
* @param string $platform Name of valid platform class.
*
* @return mixed Object if converter exists, null if not
*/
function bbp_new_converter( $platform = '' ) {
// Default converter
$converter = null;
// Bail if no platform
if ( empty( $platform ) ) {
return $converter;
}
// Get the available converters
$converters = bbp_get_converters();
// Get the converter file form converters array
$converter_file = isset( $converters[ $platform ] )
? $converters[ $platform ]
: '';
// Try to create a new converter object
if ( ! empty( $converter_file ) ) {
// Try to include the converter
@include_once $converter_file;
// Try to instantiate the converter object
if ( class_exists( $platform ) ) {
$converter = new $platform();
}
}
// Filter & return
return apply_filters( 'bbp_new_converter', $converter, $platform );
}