Viewing file:  config-manager.php (2.98 KB) -rw-r--r--
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<?php
/**
* @author W-Shadow
* @copyright 2009
*/
if ( !class_exists('blcConfigurationManager') ){
class blcConfigurationManager {
var $option_name;
var $options;
var $defaults;
var $loaded_values;
/**
* @var bool Whether options have been successfully loaded from the database.
*/
public $db_option_loaded = false;
function __construct( $option_name = '', $default_settings = null ){
$this->option_name = $option_name;
if ( is_array($default_settings) ){
$this->defaults = $default_settings;
} else {
$this->defaults = array();
}
$this->loaded_values = array();
$this->options = $this->defaults;
if ( !empty( $this->option_name ) ) {
$this->load_options();
}
}
function set_defaults( $default_settings = null ){
if ( is_array($default_settings) ){
$this->defaults = array();
} else {
$this->defaults = $default_settings;
}
$this->options = array_merge($this->defaults, $this->loaded_values);
}
/**
* blcOptionManager::load_options()
* Load plugin options from the database. The current $options values are not affected
* if this function fails.
*
* @param string $option_name
* @return bool True if options were loaded, false otherwise.
*/
function load_options( $option_name = '' ){
$this->db_option_loaded = false;
if ( !empty($option_name) ){
$this->option_name = $option_name;
}
if ( empty($this->option_name) ) return false;
$new_options = get_option($this->option_name);
//Decode JSON (if applicable).
if ( is_string($new_options) && !empty($new_options) ) {
$new_options = json_decode($new_options, true);
}
if( !is_array( $new_options ) ){
return false;
} else {
$this->loaded_values = $new_options;
$this->options = array_merge( $this->defaults, $this->loaded_values );
$this->db_option_loaded = true;
return true;
}
}
/**
* blcOptionManager::save_options()
* Save plugin options to the database.
*
* @param string $option_name (Optional) Save the options under this name
* @return bool True if settings were saved, false if settings haven't been changed or if there was an error.
*/
function save_options( $option_name = '' ){
if ( !empty($option_name) ){
$this->option_name = $option_name;
}
if ( empty($this->option_name) ) return false;
return update_option( $this->option_name, json_encode($this->options) );
}
/**
* Retrieve a specific setting.
*
* @param string $key
* @param mixed $default
* @return mixed
*/
function get($key, $default = null){
if ( array_key_exists($key, $this->options) ){
return $this->options[$key];
} else {
return $default;
}
}
/**
* Update or add a setting.
*
* @param string $key
* @param mixed $value
* @return void
*/
function set($key, $value){
$this->options[$key] = $value;
}
}
}
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