Added the ability to set email mime type

README.md

@@ -5,6 +5,7 @@ a small library to send a email in background withou user interaction
                 .withUsername("username@gmail.com")
                 .withPassword("password12345")
                 .withMailto("toemail@gmail.com")
+                .withType(BackgroundMail.TYPE_PLAIN)
                 .withSubject("this is the subject")
                 .withBody("this is the body")
                 .withOnSuccessCallback(new BackgroundMail.OnSuccessCallback() {

app/build.gradle

@@ -1,13 +1,13 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.2"
+    compileSdkVersion 25
+    buildToolsVersion "25.0.1"
 
     defaultConfig {
         applicationId "com.creativityapps.gmailbackground"
         minSdkVersion 11
-        targetSdkVersion 23
+        targetSdkVersion 25
         versionCode 2
         versionName "1.1"
     }
@@ -21,7 +21,7 @@ android {
 
 dependencies {
     compile fileTree(include: ['*.jar'], dir: 'libs')
-    compile 'com.android.support:appcompat-v7:23.1.1'
-    compile 'com.android.support:design:23.1.1'
+    compile 'com.android.support:appcompat-v7:25.0.1'
+    compile 'com.android.support:design:25.0.1'
     compile project(':gmailbackgroundlibrary')
 }

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.5.0'
+        classpath 'com.android.tools.build:gradle:2.2.3'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

gmailbackgroundlibrary/build.gradle

@@ -1,12 +1,12 @@
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.2"
+    compileSdkVersion 25
+    buildToolsVersion "25.0.1"
 
     defaultConfig {
         minSdkVersion 11
-        targetSdkVersion 23
+        targetSdkVersion 25
         versionCode 2
         versionName "1.1"
     }
@@ -20,5 +20,5 @@ android {
 
 dependencies {
     compile fileTree(include: ['*.jar'], dir: 'libs')
-    compile 'com.android.support:support-annotations:23.1.1'
+    compile 'com.android.support:support-annotations:25.0.1'
 }

gmailbackgroundlibrary/src/main/java/com/creativityapps/gmailbackgroundlibrary/BackgroundMail.java

@@ -27,6 +27,7 @@ public class BackgroundMail {
     private String mailto;
     private String subject;
     private String body;
+    private String type;
     private String sendingMessage;
     private String sendingMessageSuccess;
     private String sendingMessageError;
@@ -36,6 +37,9 @@ public class BackgroundMail {
     private OnSuccessCallback onSuccessCallback;
     private OnFailCallback onFailCallback;
 
+    public final static String TYPE_PLAIN = "text/plain";
+    public final static String TYPE_HTML = "text/html";
+
     public interface OnSuccessCallback {
         void onSuccess();
     }
@@ -63,6 +67,7 @@ private BackgroundMail(Builder builder) {
         mailto = builder.mailto;
         subject = builder.subject;
         body = builder.body;
+        type = builder.type;
         setSendingMessage(builder.sendingMessage);
         setSendingMessageSuccess(builder.sendingMessageSuccess);
         setSendingMessageError(builder.sendingMessageError);
@@ -105,6 +110,19 @@ public String getGmailPassword() {
         return password;
     }
 
+    public void setType(@NonNull String string) {
+        this.type = string;
+    }
+
+    public void setType(@StringRes int strRes) {
+        this.type = mContext.getResources().getString(strRes);
+    }
+
+    @NonNull
+    public String getType() {
+        return type;
+    }
+
     public void showVisibleProgress(boolean state) {
         this.processVisibility = state;
     }
@@ -269,7 +287,7 @@ protected Boolean doInBackground(String... arg0) {
                         }
                     }
                 }
-                sender.sendMail(subject, body, username, mailto);
+                sender.sendMail(subject, body, username, mailto, type);
             } catch (Exception e) {
                 e.printStackTrace();
                 return false;
@@ -308,6 +326,7 @@ public static final class Builder {
         private String mailto;
         private String subject;
         private String body;
+        private String type = BackgroundMail.TYPE_PLAIN;
         private ArrayList<String> attachments = new ArrayList<>();
         private String sendingMessage;
         private String sendingMessageSuccess;
@@ -363,6 +382,17 @@ public Builder withSubject(@StringRes int subjectRes) {
             return this;
         }
 
+        //set email mime type
+        public Builder withType(@NonNull String type) {
+            this.type = type;
+            return this;
+        }
+
+        public Builder withType(@StringRes int typeRes) {
+            this.type = context.getResources().getString(typeRes);
+            return this;
+        }
+
         public Builder withBody(@NonNull String body) {
             this.body = body;
             return this;

gmailbackgroundlibrary/src/main/java/com/creativityapps/gmailbackgroundlibrary/util/GmailSender.java

@@ -54,9 +54,9 @@ protected PasswordAuthentication getPasswordAuthentication() {
         return new PasswordAuthentication(user, password);
     }
 
-    public synchronized void sendMail(String subject, String body, String sender, String recipients) throws Exception {
+    public synchronized void sendMail(String subject, String body, String sender, String recipients, String type) throws Exception {
         MimeMessage message = new MimeMessage(session);
-        DataHandler handler = new DataHandler(new ByteArrayDataSource(body.getBytes(), "text/plain"));
+        DataHandler handler = new DataHandler(new ByteArrayDataSource(body.getBytes(), type));
         message.setSender(new InternetAddress(sender));
         message.setSubject(subject);
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Sat Nov 14 07:52:44 COT 2015
+#Wed Dec 07 14:18:03 BOT 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip