PHP ActiveX Requires Chilkat v11.0.0+
Outlook Send HTML Email

This example sends an HTML email. Other examples exist for:
Sending plain-text email.
Sending HTML email with embedded images.
Sending email with attachments.
Sending HTML email with embedded images and attachments.
Chilkat PHP ActiveX Downloads

PHP ActiveX
<?php

$success = 0;

//  This example requires the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

$http = new COM("Chilkat.Http");

//  Use your previously obtained access token here:
//  See the following examples for getting an access token:
//     Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
//     Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
//     Refresh Access Token (Azure AD v2.0 Endpoint).
//     Refresh Access Token (Azure AD Endpoint).

$http->AuthToken = 'MICROSOFT_GRAPH_ACCESS_TOKEN';

//  To send mail, we'll POST to the following endpoint:
//  
//  POST /users/{id | userPrincipalName}/sendMail
//  
//  (The special keyword "me" may be used in place of a principal name.)
//  

//  This example will send HTML email containing the following HTML body:

//  	<html>
//  	<head>
//  	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
//  	<meta content="text/html; charset=utf-8">
//  	</head>
//  	<body bgcolor="#FFFFFF">
//  	<font face="Calibri">This is a test <b>HTML email</b>.<br>
//  	</font>
//  	</body>
//  	</html>

//  Build the HTML body...
$bCrlf = 1;
$sbHtmlBody = new COM("Chilkat.StringBuilder");
$sbHtmlBody->AppendLine('<html>',$bCrlf);
$sbHtmlBody->AppendLine('<head>',$bCrlf);
$sbHtmlBody->AppendLine('<meta http-equiv=\'Content-Type\' content=\'text/html; charset=utf-8\'>',$bCrlf);
$sbHtmlBody->AppendLine('<meta content=\'text/html; charset=utf-8\'>',$bCrlf);
$sbHtmlBody->AppendLine('</head>',$bCrlf);
$sbHtmlBody->AppendLine('<body bgcolor=\'#FFFFFF\'>',$bCrlf);
$sbHtmlBody->AppendLine('<font face=\'Calibri\'>This is a test <b>HTML email</b>.<br>',$bCrlf);
$sbHtmlBody->AppendLine('</font>',$bCrlf);
$sbHtmlBody->AppendLine('</body>',$bCrlf);
$sbHtmlBody->AppendLine('</html>',$bCrlf);

//  The body of the POST request contains JSON that specifies the email subject, body,
//  recipients, etc.  This example will build the following JSON HTML email:
//  

//  	{
//  	  "message": {
//  	    "subject": "Sample HTML Email",
//  	    "body": {
//  	      "contentType": "html",
//  	      "content": "The HTML body goes here..."
//  	    },
//  	    "toRecipients": [
//  	      {
//  	        "emailAddress": {
//  		  "name": "Chilkat Software",
//  	          "address": "admin@chilkat.io"
//  	        }
//  	      },
//  	      {
//  	        "emailAddress": {
//  	          "address": "chilkat.support@gmail.com"
//  	        }
//  	      }
//  	    ],
//  	    "ccRecipients": [
//  	      {
//  	        "emailAddress": {
//  		  "name": "Chilkat Blog",
//  		  "address": "admin@cknotes.com"
//  	        }
//  	      }
//  	    ]
//  	  },
//  	  "saveToSentItems": true
//  	}
//  

//  Build the above JSON.
$json = new COM("Chilkat.JsonObject");
$json->UpdateString('message.subject','Sample HTML email');
$json->UpdateString('message.body.contentType','html');
$json->UpdateString('message.body.content',$sbHtmlBody->getAsString());
$json->UpdateString('message.toRecipients[0].emailAddress.name','Chilkat Software');
$json->UpdateString('message.toRecipients[0].emailAddress.address','admin@chilkat.io');
$json->UpdateString('message.toRecipients[1].emailAddress.address','chilkat.support@gmail.com');
$json->UpdateString('message.ccRecipients[0].emailAddress.name','Chilkat Blog');
$json->UpdateString('message.ccRecipients[0].emailAddress.address','admin@cknotes.com');
$json->UpdateBool('saveToSentItems',1);

//  Send the HTTP POST (i.e. send the HTML email)
$resp = new COM("Chilkat.HttpResponse");
$success = $http->HttpJson('POST','https://graph.microsoft.com/v1.0/me/sendMail',$json,'application/json',$resp);
if ($success == 0) {
    print $http->LastErrorText . "\n";
    exit;
}

//  The send succeeded if the response status code = 202.
//  In the success case, there is no response body.  (We just get the response code to know that it succeeded.)
if ($resp->StatusCode != 202) {
    $json->Load($resp->BodyStr);
    $json->EmitCompact = 0;
    print $json->emit() . "\n";
    print 'Failed, response status code = ' . $resp->StatusCode . "\n";
}
else {
    print 'Outlook HTML Mail Sent.' . "\n";
}


?>