Add support for attachments

README.md

@@ -1,6 +1,7 @@
 # react-native-mail
 
-A react-native wrapper on top of apple's ``MFMailComposeViewController``.
+A React Native wrapper for Apple's ``MFMailComposeViewController``.
+Supports emails with attachments.
 
 ### Add it to your project
 
@@ -21,7 +22,12 @@ var MailExampleApp = React.createClass({
     Mailer.mail({
       subject: 'need help',
       recipients: ['support@example.com'],
-      body: ''
+      body: '',
+      attachment: {
+        path: '',  // The absolute path of the file from which to read data.
+        type: '',   // Mime Type: jpg, png, doc, ppt, html, pdf
+        name: '',   // Optional: Custom filename for attachment
+      }
     }, (error, event) => {
         if(error) {
           AlertIOS.alert('Error', 'Could not send mail. Please send a mail to support@example.com');

RNMail/RNMail.m

@@ -47,6 +47,40 @@ - (dispatch_queue_t)methodQueue
             [mail setToRecipients:recipients];
         }
 
+        if (options[@"attachment"] && options[@"attachment"][@"path"] && options[@"attachment"][@"type"]){
+            NSString *attachmentPath = [RCTConvert NSString:options[@"attachment"][@"path"]];
+            NSString *attachmentType = [RCTConvert NSString:options[@"attachment"][@"type"]];
+            NSString *attachmentName = [RCTConvert NSString:options[@"attachment"][@"name"]];
+
+            // Set default filename if not specificed
+            if (!attachmentName) {
+                attachmentName = [[attachmentPath lastPathComponent] stringByDeletingPathExtension];
+            }
+
+            // Get the resource path and read the file using NSData
+            NSData *fileData = [NSData dataWithContentsOfFile:attachmentPath];
+
+            // Determine the MIME type
+            NSString *mimeType;
+
+            if ([attachmentType isEqualToString:@"jpg"]) {
+                mimeType = @"image/jpeg";
+            } else if ([attachmentType isEqualToString:@"png"]) {
+                mimeType = @"image/png";
+            } else if ([attachmentType isEqualToString:@"doc"]) {
+                mimeType = @"application/msword";
+            } else if ([attachmentType isEqualToString:@"ppt"]) {
+                mimeType = @"application/vnd.ms-powerpoint";
+            } else if ([attachmentType isEqualToString:@"html"]) {
+                mimeType = @"text/html";
+            } else if ([attachmentType isEqualToString:@"pdf"]) {
+                mimeType = @"application/pdf";
+            }
+
+            // Add attachment
+            [mail addAttachmentData:fileData mimeType:mimeType fileName:attachmentName];
+        }
+
         UIViewController *root = [[[[UIApplication sharedApplication] delegate] window] rootViewController];
         [root presentViewController:mail animated:YES completion:nil];
     } else {