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<?php
namespace App\Message;
use Mustache_Engine;
use App\Config\Config;
use App\Message\Handler;
/**
* Base class for a message
*
* @author Phil Burton <phil@pgburton.com>
*/
class Base
{
/**
* Message name to load
*
* @var string
*/
protected $message_name;
/**
* Cache of the loaded config array
*
* @var string
*/
protected $config;
/**
* The raw message string loaded from config
*
* @var string
*/
protected $message;
/**
* The list of vars we need to inject
*
* @var array
*/
protected $injects = [];
/**
* The array of important vars
*
* @var string
*/
protected $important;
/**
* Load the message from the config
*
* @author Phil Burton <phil@pgburton.com>
*/
protected function loadMessage()
{
if (!array_key_exists($this->message_name, $this->config)) {
throw new Exception('Could not load messge from config (' . $this->message_name . ')');
}
$this->message = $this->config[$this->message_name];
}
/**
* Load the config
*/
protected function loadConfig()
{
$config =Config::getConfig();
if (!$config) {
throw new \Exception('Could not load config');
}
$this->config = $config;
}
/**
* Construct, load config and message
*
* @author Phil Burton <phil@pgburton.com>
*/
public function __construct()
{
$this->loadConfig();
$this->loadMessage();
}
/**
* Render the message, injecting any values into the message using mustache
*
* @author Phil Burton <phil@pgburton.com>
*/
public function renderMessage()
{
$m = new Mustache_Engine;
return $m->render($this->message, $this->getInjectValues());
}
/**
* Return the injected values
*
* @author Phil Burton <phil@pgburton.com>
*/
public function getInjectValues()
{
$out = [];
foreach ($this->injects as $inject) {
$out[$inject] = $this->$inject;
}
return $out;
}
/**
* Get the important injected values
*
* @author Phil Burton <phil@pgburton.com>
*/
public function getImportantValues()
{
$out = [];
foreach ($this->important as $important) {
$out[$important] = $this->$important;
}
return $out;
}
/**
* Set-up this message's inject values based on an input array
*
* @author Phil Burton <phil@pgburton.com>
*/
public function setFromArray(array $array)
{
foreach ($array as $key => $value) {
if (in_array($key, $this->injects)) {
$this->$key = (string) $value;
}
}
}
}
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