Chilkat Examples

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(Objective-C) Outlook Send Email with Attachments

This example sends a plain-text email with attachments. Other examples exist for:

  • Sending plain-text email.
  • Sending HTML email.
  • Sending HTML email with embedded images.
  • Sending HTML email with embedded images and attachments.

This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com

Chilkat Objective-C Library Downloads

MAC OS X (Cocoa) Libs

iOS Libs

#import <CkoHttp.h>
#import <CkoBinData.h>
#import <CkoJsonObject.h>
#import <CkoHttpResponse.h>

// Important: This example requires Chilkat v9.5.0.68 or greater.

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

CkoHttp *http = [[CkoHttp alloc] init];

// 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.)
// 

// Load the files to be attached.
CkoBinData *attach1 = [[CkoBinData alloc] init];
[attach1 LoadFile: @"qa_data/pdf/fishing.pdf"];
CkoBinData *attach2 = [[CkoBinData alloc] init];
[attach2 LoadFile: @"qa_data/msword/sample.docx"];

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

// 	{
// 	  "message": {
// 	    "subject": "Sample Email with Attachments",
// 	    "body": {
// 	      "contentType": "Text",
// 	      "content": "This is the plain-text body..."
// 	    },
// 	    "toRecipients": [
// 	      {
// 	        "emailAddress": {
// 		  "name": "Chilkat Software",
// 	          "address": "admin@chilkat.io"
// 	        }
// 	      },
// 	      {
// 	        "emailAddress": {
// 	          "address": "chilkat.support@gmail.com"
// 	        }
// 	      }
// 	    ],
// 	    "ccRecipients": [
// 	      {
// 	        "emailAddress": {
// 		  "name": "Chilkat Blog",
// 		  "address": "admin@cknotes.com"
// 	        }
// 	      }
// 	    ],
// 	    "attachments": [
// 	       {
// 	         "@odata.type": "#microsoft.graph.fileAttachment",
// 	         "name": "fishing.pdf",
// 	         "contentType": "application/pdf",
// 	         "size": <theActualSize>,
// 	         "isInline": false,
// 	         "contentBytes": "base64_data_here"
// 	       },
// 	       {
// 	         "@odata.type": "#microsoft.graph.fileAttachment",
// 	         "name": "sample.docx",
// 	         "contentType": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
// 	         "size": <theActualSize>,
// 	         "isInline": false,
// 	         "contentBytes": "base64_data_here"
// 	       }
// 	    ]
// 	  },
// 	  "saveToSentItems": true
// 	}
// 
// Build the above JSON.
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"message.subject" value: @"Sample Email with Attachments"];
[json UpdateString: @"message.body.contentType" value: @"Text"];
[json UpdateString: @"message.body.content" value: @"This is the plain-text body..."];

[json UpdateString: @"message.toRecipients[0].emailAddress.name" value: @"Chilkat Software"];
[json UpdateString: @"message.toRecipients[0].emailAddress.address" value: @"admin@chilkat.io"];
[json UpdateString: @"message.toRecipients[1].emailAddress.address" value: @"chilkat.support@gmail.com"];
[json UpdateString: @"message.ccRecipients[0].emailAddress.name" value: @"Chilkat Blog"];
[json UpdateString: @"message.ccRecipients[0].emailAddress.address" value: @"admin@cknotes.com"];

[json UpdateString: @"message.attachments[0].\"@odata.type\"" value: @"#microsoft.graph.fileAttachment"];
[json UpdateString: @"message.attachments[0].name" value: @"fishing.pdf"];
[json UpdateString: @"message.attachments[0].contentType" value: @"application/pdf"];
[json UpdateInt: @"message.attachments[0].size" value: attach1.NumBytes];
[json UpdateBool: @"message.attachments[0].isInline" value: NO];
[json UpdateBd: @"message.attachments[0].contentBytes" encoding: @"base64" bd: attach1];

[json UpdateString: @"message.attachments[1].\"@odata.type\"" value: @"#microsoft.graph.fileAttachment"];
[json UpdateString: @"message.attachments[1].name" value: @"sample.docx"];
[json UpdateString: @"message.attachments[1].contentType" value: @"application/vnd.openxmlformats-officedocument.wordprocessingml.document"];
[json UpdateInt: @"message.attachments[1].size" value: attach2.NumBytes];
[json UpdateBool: @"message.attachments[1].isInline" value: NO];
[json UpdateBd: @"message.attachments[1].contentBytes" encoding: @"base64" bd: attach2];

[json UpdateBool: @"saveToSentItems" value: YES];

// -------------------------------------------------------------
// Important: This example requires Chilkat v9.5.0.68 or greater.
// -------------------------------------------------------------

// Send the HTTP POST (i.e. send the HTML email)
CkoHttpResponse *resp = [http PostJson3: @"https://graph.microsoft.com/v1.0/me/sendMail" contentType: @"application/json" json: json];
if (http.LastMethodSuccess != YES) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

// 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 intValue] != 202) {
    [json Load: resp.BodyStr];
    json.EmitCompact = NO;
    NSLog(@"%@",[json Emit]);
    NSLog(@"%@%d",@"Failed, response status code = ",[resp.StatusCode intValue]);
}
else {
    NSLog(@"%@",@"Outlook Mail with Attachments Sent.");
}
 

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