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<?php
/**
*
* Copyright (c) 2011, Dan Myers.
* Parts copyright (c) 2008, Donovan Schonknecht.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* This is a modified BSD license (the third clause has been removed).
* The BSD license may be found here:
* http://www.opensource.org/licenses/bsd-license.php
*
* Amazon Simple Email Service is a trademark of Amazon.com, Inc. or its affiliates.
*
* SimpleEmailService is based on Donovan Schonknecht's Amazon S3 PHP class, found here:
* http://undesigned.org.za/2007/10/22/amazon-s3-php-class
*
*/
/**
* Amazon SimpleEmailService PHP class
*
* @link http://sourceforge.net/projects/php-aws-ses/
* version 0.8.1
*
*/
class SimpleEmailService
{
protected $__accessKey; // AWS Access key
protected $__secretKey; // AWS Secret key
protected $__host;
public function getAccessKey() { return $this->__accessKey; }
public function getSecretKey() { return $this->__secretKey; }
public function getHost() { return $this->__host; }
protected $__verifyHost = 1;
protected $__verifyPeer = 1;
// verifyHost and verifyPeer determine whether curl verifies ssl certificates.
// It may be necessary to disable these checks on certain systems.
// These only have an effect if SSL is enabled.
public function verifyHost() { return $this->__verifyHost; }
public function enableVerifyHost($enable = true) { $this->__verifyHost = $enable; }
public function verifyPeer() { return $this->__verifyPeer; }
public function enableVerifyPeer($enable = true) { $this->__verifyPeer = $enable; }
// If you use exceptions, errors will be communicated by throwing a
// SimpleEmailServiceException. By default, they will be trigger_error()'d.
protected $__useExceptions = 0;
public function useExceptions() { return $this->__useExceptions; }
public function enableUseExceptions($enable = true) { $this->__useExceptions = $enable; }
/**
* Constructor
*
* @param string $accessKey Access key
* @param string $secretKey Secret key
* @return void
*/
public function __construct($accessKey = null, $secretKey = null, $host = 'email.us-east-1.amazonaws.com') {
if ($accessKey !== null && $secretKey !== null) {
$this->setAuth($accessKey, $secretKey);
}
$this->__host = $host;
}
/**
* Set AWS access key and secret key
*
* @param string $accessKey Access key
* @param string $secretKey Secret key
* @return void
*/
public function setAuth($accessKey, $secretKey) {
$this->__accessKey = $accessKey;
$this->__secretKey = $secretKey;
}
/**
* Lists the email addresses that have been verified and can be used as the 'From' address
*
* @return An array containing two items: a list of verified email addresses, and the request id.
*/
public function listVerifiedEmailAddresses() {
$rest = new SimpleEmailServiceRequest($this, 'GET');
$rest->setParameter('Action', 'ListVerifiedEmailAddresses');
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('listVerifiedEmailAddresses', $rest->error);
return false;
}
$response = array();
if(!isset($rest->body)) {
return $response;
}
$addresses = array();
foreach($rest->body->ListVerifiedEmailAddressesResult->VerifiedEmailAddresses->member as $address) {
$addresses[] = (string)$address;
}
$response['Addresses'] = $addresses;
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Requests verification of the provided email address, so it can be used
* as the 'From' address when sending emails through SimpleEmailService.
*
* After submitting this request, you should receive a verification email
* from Amazon at the specified address containing instructions to follow.
*
* @param string email The email address to get verified
* @return The request id for this request.
*/
public function verifyEmailAddress($email) {
$rest = new SimpleEmailServiceRequest($this, 'POST');
$rest->setParameter('Action', 'VerifyEmailAddress');
$rest->setParameter('EmailAddress', $email);
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('verifyEmailAddress', $rest->error);
return false;
}
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Removes the specified email address from the list of verified addresses.
*
* @param string email The email address to remove
* @return The request id for this request.
*/
public function deleteVerifiedEmailAddress($email) {
$rest = new SimpleEmailServiceRequest($this, 'DELETE');
$rest->setParameter('Action', 'DeleteVerifiedEmailAddress');
$rest->setParameter('EmailAddress', $email);
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('deleteVerifiedEmailAddress', $rest->error);
return false;
}
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Retrieves information on the current activity limits for this account.
* See http://docs.amazonwebservices.com/ses/latest/APIReference/API_GetSendQuota.html
*
* @return An array containing information on this account's activity limits.
*/
public function getSendQuota() {
$rest = new SimpleEmailServiceRequest($this, 'GET');
$rest->setParameter('Action', 'GetSendQuota');
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('getSendQuota', $rest->error);
return false;
}
$response = array();
if(!isset($rest->body)) {
return $response;
}
$response['Max24HourSend'] = (string)$rest->body->GetSendQuotaResult->Max24HourSend;
$response['MaxSendRate'] = (string)$rest->body->GetSendQuotaResult->MaxSendRate;
$response['SentLast24Hours'] = (string)$rest->body->GetSendQuotaResult->SentLast24Hours;
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Retrieves statistics for the last two weeks of activity on this account.
* See http://docs.amazonwebservices.com/ses/latest/APIReference/API_GetSendStatistics.html
*
* @return An array of activity statistics. Each array item covers a 15-minute period.
*/
public function getSendStatistics() {
$rest = new SimpleEmailServiceRequest($this, 'GET');
$rest->setParameter('Action', 'GetSendStatistics');
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('getSendStatistics', $rest->error);
return false;
}
$response = array();
if(!isset($rest->body)) {
return $response;
}
$datapoints = array();
foreach($rest->body->GetSendStatisticsResult->SendDataPoints->member as $datapoint) {
$p = array();
$p['Bounces'] = (string)$datapoint->Bounces;
$p['Complaints'] = (string)$datapoint->Complaints;
$p['DeliveryAttempts'] = (string)$datapoint->DeliveryAttempts;
$p['Rejects'] = (string)$datapoint->Rejects;
$p['Timestamp'] = (string)$datapoint->Timestamp;
$datapoints[] = $p;
}
$response['SendDataPoints'] = $datapoints;
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
public function sendRawEmail($raw) {
$rest = new SimpleEmailServiceRequest($this, 'POST');
$rest->setParameter('Action', 'SendRawEmail');
$rest->setParameter('RawMessage.Data', base64_encode($raw));
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('sendRawEmail', $rest->error);
return false;
}
$response['MessageId'] = (string)$rest->body->SendEmailResult->MessageId;
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Given a SimpleEmailServiceMessage object, submits the message to the service for sending.
*
* @return An array containing the unique identifier for this message and a separate request id.
* Returns false if the provided message is missing any required fields.
*/
public function sendEmail($sesMessage) {
if(!$sesMessage->validate()) {
return false;
}
$rest = new SimpleEmailServiceRequest($this, 'POST');
$rest->setParameter('Action', 'SendEmail');
$i = 1;
foreach($sesMessage->to as $to) {
$rest->setParameter('Destination.ToAddresses.member.'.$i, $to);
$i++;
}
if(is_array($sesMessage->cc)) {
$i = 1;
foreach($sesMessage->cc as $cc) {
$rest->setParameter('Destination.CcAddresses.member.'.$i, $cc);
$i++;
}
}
if(is_array($sesMessage->bcc)) {
$i = 1;
foreach($sesMessage->bcc as $bcc) {
$rest->setParameter('Destination.BccAddresses.member.'.$i, $bcc);
$i++;
}
}
if(is_array($sesMessage->replyto)) {
$i = 1;
foreach($sesMessage->replyto as $replyto) {
$rest->setParameter('ReplyToAddresses.member.'.$i, $replyto);
$i++;
}
}
$rest->setParameter('Source', $sesMessage->from);
if($sesMessage->returnpath != null) {
$rest->setParameter('ReturnPath', $sesMessage->returnpath);
}
if($sesMessage->subject != null && strlen($sesMessage->subject) > 0) {
$rest->setParameter('Message.Subject.Data', $sesMessage->subject);
if($sesMessage->subjectCharset != null && strlen($sesMessage->subjectCharset) > 0) {
$rest->setParameter('Message.Subject.Charset', $sesMessage->subjectCharset);
}
}
if($sesMessage->messagetext != null && strlen($sesMessage->messagetext) > 0) {
$rest->setParameter('Message.Body.Text.Data', $sesMessage->messagetext);
if($sesMessage->messageTextCharset != null && strlen($sesMessage->messageTextCharset) > 0) {
$rest->setParameter('Message.Body.Text.Charset', $sesMessage->messageTextCharset);
}
}
if($sesMessage->messagehtml != null && strlen($sesMessage->messagehtml) > 0) {
$rest->setParameter('Message.Body.Html.Data', $sesMessage->messagehtml);
if($sesMessage->messageHtmlCharset != null && strlen($sesMessage->messageHtmlCharset) > 0) {
$rest->setParameter('Message.Body.Html.Charset', $sesMessage->messageHtmlCharset);
}
}
$rest = $rest->getResponse();
if($rest->error === false && $rest->code !== 200) {
$rest->error = array('code' => $rest->code, 'message' => 'Unexpected HTTP status');
}
if($rest->error !== false) {
$this->__triggerError('sendEmail', $rest->error);
return false;
}
$response['MessageId'] = (string)$rest->body->SendEmailResult->MessageId;
$response['RequestId'] = (string)$rest->body->ResponseMetadata->RequestId;
return $response;
}
/**
* Trigger an error message
*
* @internal Used by member functions to output errors
* @param array $error Array containing error information
* @return string
*/
public function __triggerError($functionname, $error)
{
if($error == false) {
$message = sprintf("SimpleEmailService::%s(): Encountered an error, but no description given", $functionname);
}
else if(isset($error['curl']) && $error['curl'])
{
$message = sprintf("SimpleEmailService::%s(): %s %s", $functionname, $error['code'], $error['message']);
}
else if(isset($error['Error']))
{
$e = $error['Error'];
$message = sprintf("SimpleEmailService::%s(): %s - %s: %s\nRequest Id: %s\n", $functionname, $e['Type'], $e['Code'], $e['Message'], $error['RequestId']);
}
if ($this->useExceptions()) {
throw new SimpleEmailServiceException($message);
} else {
trigger_error($message, E_USER_WARNING);
}
}
/**
* Callback handler for 503 retries.
*
* @internal Used by SimpleDBRequest to call the user-specified callback, if set
* @param $attempt The number of failed attempts so far
* @return The retry delay in microseconds, or 0 to stop retrying.
*/
public function __executeServiceTemporarilyUnavailableRetryDelay($attempt)
{
if(is_callable($this->__serviceUnavailableRetryDelayCallback)) {
$callback = $this->__serviceUnavailableRetryDelayCallback;
return $callback($attempt);
}
return 0;
}
}
final class SimpleEmailServiceRequest
{
private $ses, $verb, $parameters = array();
public $response;
/**
* Constructor
*
* @param string $ses The SimpleEmailService object making this request
* @param string $action action
* @param string $verb HTTP verb
* @return mixed
*/
function __construct($ses, $verb) {
$this->ses = $ses;
$this->verb = $verb;
$this->response = new STDClass;
$this->response->error = false;
}
/**
* Set request parameter
*
* @param string $key Key
* @param string $value Value
* @param boolean $replace Whether to replace the key if it already exists (default true)
* @return void
*/
public function setParameter($key, $value, $replace = true) {
if(!$replace && isset($this->parameters[$key]))
{
$temp = (array)($this->parameters[$key]);
$temp[] = $value;
$this->parameters[$key] = $temp;
}
else
{
$this->parameters[$key] = $value;
}
}
/**
* Get the response
*
* @return object | false
*/
public function getResponse() {
$params = array();
foreach ($this->parameters as $var => $value)
{
if(is_array($value))
{
foreach($value as $v)
{
$params[] = $var.'='.$this->__customUrlEncode($v);
}
}
else
{
$params[] = $var.'='.$this->__customUrlEncode($value);
}
}
sort($params, SORT_STRING);
// must be in format 'Sun, 06 Nov 1994 08:49:37 GMT'
$date = gmdate('D, d M Y H:i:s e');
$query = implode('&', $params);
$headers = array();
$headers[] = 'Date: '.$date;
$headers[] = 'Host: '.$this->ses->getHost();
$auth = 'AWS3-HTTPS AWSAccessKeyId='.$this->ses->getAccessKey();
$auth .= ',Algorithm=HmacSHA256,Signature='.$this->__getSignature($date);
$headers[] = 'X-Amzn-Authorization: '.$auth;
$url = 'https://'.$this->ses->getHost().'/';
// Basic setup
$curl = curl_init();
curl_setopt($curl, CURLOPT_USERAGENT, 'SimpleEmailService/php');
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, ($this->ses->verifyHost() ? 2 : 0));
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, ($this->ses->verifyPeer() ? 1 : 0));
// Request types
switch ($this->verb) {
case 'GET':
$url .= '?'.$query;
break;
case 'POST':
curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $this->verb);
curl_setopt($curl, CURLOPT_POSTFIELDS, $query);
$headers[] = 'Content-Type: application/x-www-form-urlencoded';
break;
case 'DELETE':
$url .= '?'.$query;
curl_setopt($curl, CURLOPT_CUSTOMREQUEST, 'DELETE');
break;
default: break;
}
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
curl_setopt($curl, CURLOPT_HEADER, false);
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, false);
curl_setopt($curl, CURLOPT_WRITEFUNCTION, array(&$this, '__responseWriteCallback'));
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
// Execute, grab errors
if (curl_exec($curl)) {
$this->response->code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
} else {
$this->response->error = array(
'curl' => true,
'code' => curl_errno($curl),
'message' => curl_error($curl),
'resource' => $this->resource
);
}
@curl_close($curl);
// Parse body into XML
if ($this->response->error === false && isset($this->response->body)) {
$this->response->body = simplexml_load_string($this->response->body);
// Grab SES errors
if (!in_array($this->response->code, array(200, 201, 202, 204))
&& isset($this->response->body->Error)) {
$error = $this->response->body->Error;
$output = array();
$output['curl'] = false;
$output['Error'] = array();
$output['Error']['Type'] = (string)$error->Type;
$output['Error']['Code'] = (string)$error->Code;
$output['Error']['Message'] = (string)$error->Message;
$output['RequestId'] = (string)$this->response->body->RequestId;
$this->response->error = $output;
unset($this->response->body);
}
}
return $this->response;
}
/**
* CURL write callback
*
* @param resource &$curl CURL resource
* @param string &$data Data
* @return integer
*/
private function __responseWriteCallback(&$curl, &$data) {
if(!isset($this->response->body)) $this->response->body = '';
$this->response->body .= $data;
return strlen($data);
}
/**
* Contributed by afx114
* URL encode the parameters as per http://docs.amazonwebservices.com/AWSECommerceService/latest/DG/index.html?Query_QueryAuth.html
* PHP's rawurlencode() follows RFC 1738, not RFC 3986 as required by Amazon. The only difference is the tilde (~), so convert it back after rawurlencode
* See: http://www.morganney.com/blog/API/AWS-Product-Advertising-API-Requires-a-Signed-Request.php
*
* @param string $var String to encode
* @return string
*/
private function __customUrlEncode($var) {
return str_replace('%7E', '~', rawurlencode($var));
}
/**
* Generate the auth string using Hmac-SHA256
*
* @internal Used by SimpleDBRequest::getResponse()
* @param string $string String to sign
* @return string
*/
private function __getSignature($string) {
return base64_encode(hash_hmac('sha256', $string, $this->ses->getSecretKey(), true));
}
}
final class SimpleEmailServiceMessage {
// these are public for convenience only
// these are not to be used outside of the SimpleEmailService class!
public $to, $cc, $bcc, $replyto;
public $from, $returnpath;
public $subject, $messagetext, $messagehtml;
public $subjectCharset, $messageTextCharset, $messageHtmlCharset;
function __construct() {
$to = array();
$cc = array();
$bcc = array();
$replyto = array();
$from = null;
$returnpath = null;
$subject = null;
$messagetext = null;
$messagehtml = null;
$subjectCharset = null;
$messageTextCharset = null;
$messageHtmlCharset = null;
}
/**
* addTo, addCC, addBCC, and addReplyTo have the following behavior:
* If a single address is passed, it is appended to the current list of addresses.
* If an array of addresses is passed, that array is merged into the current list.
*/
function addTo($to) {
if(!is_array($to)) {
$this->to[] = $to;
}
else {
$this->to = array_merge($this->to, $to);
}
}
function addCC($cc) {
if(!is_array($cc)) {
$this->cc[] = $cc;
}
else {
$this->cc = array_merge($this->cc, $cc);
}
}
function addBCC($bcc) {
if(!is_array($bcc)) {
$this->bcc[] = $bcc;
}
else {
$this->bcc = array_merge($this->bcc, $bcc);
}
}
function addReplyTo($replyto) {
if(!is_array($replyto)) {
$this->replyto[] = $replyto;
}
else {
$this->replyto = array_merge($this->replyto, $replyto);
}
}
function setFrom($from) {
$this->from = $from;
}
function setReturnPath($returnpath) {
$this->returnpath = $returnpath;
}
function setSubject($subject) {
$this->subject = $subject;
}
function setSubjectCharset($charset) {
$this->subjectCharset = $charset;
}
function setMessageFromString($text, $html = null) {
$this->messagetext = $text;
$this->messagehtml = $html;
}
function setMessageFromFile($textfile, $htmlfile = null) {
if(file_exists($textfile) && is_file($textfile) && is_readable($textfile)) {
$this->messagetext = file_get_contents($textfile);
}
if(file_exists($htmlfile) && is_file($htmlfile) && is_readable($htmlfile)) {
$this->messagehtml = file_get_contents($htmlfile);
}
}
function setMessageFromURL($texturl, $htmlurl = null) {
$this->messagetext = file_get_contents($texturl);
if($htmlurl !== null) {
$this->messagehtml = file_get_contents($htmlurl);
}
}
function setMessageCharset($textCharset, $htmlCharset = null) {
$this->messageTextCharset = $textCharset;
$this->messageHtmlCharset = $htmlCharset;
}
/**
* Validates whether the message object has sufficient information to submit a request to SES.
* This does not guarantee the message will arrive, nor that the request will succeed;
* instead, it makes sure that no required fields are missing.
*
* This is used internally before attempting a SendEmail or SendRawEmail request,
* but it can be used outside of this file if verification is desired.
* May be useful if e.g. the data is being populated from a form; developers can generally
* use this function to verify completeness instead of writing custom logic.
*
* @return boolean
*/
public function validate() {
if(count($this->to) == 0)
return false;
if($this->from == null || strlen($this->from) == 0)
return false;
if($this->messagetext == null)
return false;
return true;
}
}
/**
* Thrown by SimpleEmailService when errors occur if you call
* enableUseExceptions(true).
*/
final class SimpleEmailServiceException extends Exception {
}
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