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<?php
if (!defined('ABSPATH')) die('No direct access allowed');
if (class_exists('Updraft_Abstract_Logger')) return;
require_once 'class-updraft-log-levels.php';
require_once 'class-updraft-logger-interface.php';
/**
* Class Updraft_Abstract_Logger
*/
abstract class Updraft_Abstract_Logger implements Updraft_Logger_Interface {
/**
* True if logger enabled.
*
* @var bool
*/
protected $enabled = true;
/**
* True if possible to add multiple loggers.
*
* @var bool
*/
protected $allow_multiple = false;
/**
* Logger options.
*
* @var array
*/
protected $options = array();
/**
* Updraft_Abstract_Logger constructor
*/
public function __construct() {
}
/**
* True if logger is available for use, i.e. required plugins installed.
*
* @return bool
*/
public function is_available() {
return true;
}
/**
* Returns true if allow multiple.
*
* @return bool
*/
public function is_allow_multiple() {
return $this->allow_multiple;
}
/**
* Returns current options in text.
*
* @return string
*/
public function get_options_text() {
$options_values = $this->get_options_values();
if (array_key_exists('active', $options_values)) {
unset($options_values['active']);
}
return join(', ', $options_values);
}
/**
* Returns list of logger options.
*
* @return array
*/
public function get_options_list() {
return array(
// 'option_name' => __('Placeholder', 'wp-optimize')
);
}
/**
* Returns array with options values list.
*
* @return array
*/
public function get_options_values() {
$options_values = array();
$options_list = $this->get_options_list();
if (empty($options_list)) return $options_values;
foreach (array_keys($options_list) as $option_name) {
$options_values[$option_name] = $this->get_option($option_name);
}
return $options_values;
}
/**
* Returns true if logger is active
*
* @return boolean
*/
public function is_enabled() {
return $this->enabled;
}
/**
* Enable logger
*/
public function enable() {
$this->enabled = true;
}
/**
* Disable logger
*/
public function disable() {
$this->enabled = false;
}
/**
* Return option $name value
*
* @param string $name Name of the option.
* @param string $default Add default value.
* @return array An array of options.
*/
public function get_option($name, $default = '') {
if (!array_key_exists($name, $this->options)) return $default;
return $this->options[$name];
}
/**
* Set option $name value.
*
* @param string $name The name of the option.
* @param string $value The value of the option.
*/
public function set_option($name, $value = '') {
if (is_array($name)) {
$this->options = array_merge($this->options, $name);
} else {
$this->options[$name] = $value;
}
}
/**
* Returns logger description
*
* @return mixed
*/
public abstract function get_description();
/**
* For the Logger: https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md
*
* @param string $message
* @param array $context
* @return string
*/
protected function interpolate($message, array $context = array()) {
$replace = array();
foreach ($context as $key => $val) {
// Check that the value can be casted to string.
if (!is_array($val) && (!is_object($val) || method_exists($val, '__toString'))) {
$replace['{' . $key . '}'] = $val;
}
}
return strtr($message, $replace);
}
}
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