add smtp test

Author: zhyale

src/app/settings/settings.component.html

@@ -208,6 +208,9 @@ <h2 i18n="@@five_second_shield">5-second Shield</h2>
                     <mat-label i18n="@@smtp_password">Password</mat-label>
                     <input matInput [(ngModel)]="settings.smtp.smtp_password" type="password" [readonly]="readOnlyValue" required/>
                 </mat-form-field> 
+                <section>
+                    <button mat-button mat-stroked-button i18n="@@test_smtp" (click)="testSMTP()">Test SMTP</button>
+                </section>                
             </div>
         </mat-tab>
 

src/app/settings/settings.component.ts

@@ -118,4 +118,11 @@ export class SettingsComponent implements OnInit {
     }
   }
 
+  testSMTP() {
+      let self = this;
+      this.applicationService.getResponse('test_smtp', function(){
+        self.messageService.add('Email sent, please check your inbox. If not, check your information under user management.');
+      }, 0, this.settings.smtp);
+  }
+
 }

src/polyfills.ts

@@ -273,7 +273,8 @@ let zhTranslations = {
     'smtp_server': '服务器',
     'smtp_port': '端口(25或587)',
     'smtp_account': '发送账号(Email地址)',
-    'smtp_password': '口令'
+    'smtp_password': '口令',
+    'test_smtp': '测试SMTP'
 }