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khosb/modules/email/classes/Email/Template.php

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<?php defined('SYSPATH') or die('No direct access allowed.');
/**
* This class provides email template functions
*
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* @package Email
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* @category Helpers
* @author Deon George
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* @copyright (c) 2009-2013 Open Source Billing
* @license http://dev.osbill.net/license.html
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*/
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class Email_Template {
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// We'll store the template here
private $template;
private $etto;
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private $email_data = array();
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// @todo Default lang should be the site setup
private $default_lang = 1;
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private $components = array('subject','message_text','message_html');
public function __construct($template,$language_id=NULL) {
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$this->template = ORM::factory('Email_Template',array('name'=>$template));
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if (! $this->template->loaded())
throw new Kohana_Exception('Email template :template not defined in DB',array(':template'=>$template));
if (is_null($language_id))
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$language_id = $this->default_lang;
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$this->etto = $this->template->email_template_translate->where('language_id','=',$language_id)->find();
if (! $this->etto->loaded())
$this->etto = $this->template->email_template_translate->where('language_id','=',$this->default_lang)->find();
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// @todo Change this to log/email the admin
return;
#throw new Kohana_Exception('No template (:template) found for user language (:language_id) or default language (:default_lang)',
# array(':template'=>$this->template->name,':language_id'=>$language_id,':default_lang'=>$this->default_lang));
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}
public function __set($key,$value) {
switch ($key) {
case 'bcc':
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case 'to':
if (! is_array($value) OR ! array_intersect(array('email','account'),array_keys($value)))
throw new Kohana_Exception('Values for to should be an array of either "mail" or "account", however :value was given',array(':value'=>serialize($value)));
$this->email_data[$key] = $value;
break;
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case 'variables':
// Our variables should be an array
if (! is_array($value))
throw new Kohana_Exception('Values for variables should be an array, however :value was given',array(':value'=>$value));
$this->email_data[$key] = $value;
break;
default:
throw new Kohana_Exception('Unknown variable :key (:value)',array(':key'=>$key,':value'=>is_string($value) ? $value : serialize($value)));
}
}
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public function __get($key) {
switch ($key) {
case 'bcc':
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case 'to':
if (empty($this->email_data[$key]))
return array();
elseif (isset($this->email_data[$key]['email']))
return $this->email_data[$key]['email'];
elseif (isset($this->email_data[$key]['account'])) {
$list = array();
foreach ($this->email_data[$key]['account'] as $id) {
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$ao = ORM::factory('Account',$id);
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if ($ao->loaded())
$list[$ao->email] = $ao->name();
}
return $list;
}
break;
case 'variables':
return $this->email_data[$key];
default:
throw new Kohana_Exception('Unknown variable :key (:value)',array(':key'=>$key,':value'=>is_string($value) ? $value : serialize($value)));
}
}
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public static function instance($template) {
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return new Email_Template($template);
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}
public function variables() {
$result = array();
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foreach ($this->components as $v)
foreach ($this->etto->variables($v) as $x => $y)
if (! in_array($y,$result))
array_push($result,$y);
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return $result;
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}
public function send(array $admin=array()) {
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$e = Email::connect();
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$sm = Swift_Message::newInstance()
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->setFrom(Kohana::$config->load('config')->email_from);
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foreach ($this->components as $component) {
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if ($this->etto->loaded()) {
$s = $this->etto->rresolve($this->email_data['variables'],$component);
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switch ($component) {
case 'message_html':
$sm->setBody($s,'text/html');
break;
case 'message_text':
$sm->setBody($s,'text/plain');
break;
case 'subject':
$sm->setSubject($s);
break;
default:
throw new Kohana_Exception('Component :component has not been configured in :method',array(':component'=>$component,':method'=>__METHOD__));
}
} else {
$sm->setSubject(_('Email from').' '.Company::instance()->name());
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$sm->setBody(print_r($this->email_data['variables'],TRUE),'text/plain');
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}
}
if (isset($this->email_data['bcc']))
$sm->setBcc($this->bcc);
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if ($admin OR ($admin = Config::testmail($this->template->name))) {
$sm->setTo($admin);
$sa = array(1);
} else {
$sm->setTo($this->to);
$sa = $this->to_accounts();
}
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// @todo - Setup queue mode
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$result = $e->send($sm);
if ($result) {
// Store our email log.
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$elo = ORM::factory('Email_Log');
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foreach ($sa as $id) {
$elo->clear();
$elo->account_id = $id;
$elo->email = implode(',',array_keys($this->to));
$elo->email_template_translate_id = $this->etto->id;
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$elo->data = $this->email_data['variables'];
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$elo->save();
}
}
return $result;
}
private function to_accounts() {
// @todo Set the default account in a configuration file.
$default = array(1);
if (! isset($this->email_data['to']) OR ! is_array($this->email_data['to']) OR ! array_intersect(array('email','account'),array_keys($this->email_data['to'])))
return $default;
return isset($this->email_data['to']['account']) ? $this->email_data['to']['account'] : $default;
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}
}
?>