Barcode

ionic/plugins/barcode/barcode.ts

@@ -0,0 +1,69 @@
+import * as Rx from 'rx';
+
+import * as util from 'ionic/util';
+import {NativePlugin} from '../plugin';
+
+@NativePlugin({
+  name: 'Barcode',
+  platforms: ['ios', 'android'],
+  engines: {
+    cordova: 'phonegap-plugin-barcodescanner'
+  },
+  pluginCheck: () => {
+    return window.cordova && window.cordova.plugins && window.cordova.plugins.barcodeScanner;
+  }
+})
+export class Barcode {
+  static TEXT_TYPE = "TEXT_TYPE"
+  static EMAIL_TYPE = "EMAIL_TYPE"
+  static PHONE_TYPE = "PHONE_TYPE"
+  static SMS_TYPE = "SMS_TYPE"
+
+  /**
+   * Scan a barcode.
+   *
+   * @return Promise that resolves with an object of the format: {
+   *   text: text that was scanned,
+   *   format: format of barcode,
+   *   cancelled: was it canceled?
+   * }
+   */
+  static scan() {
+    return new Promise((resolve, reject) => {
+      let hasPlugin = this.ifPlugin(() => {
+        window.cordova.plugins.barcodeScanner.scan((result) => {
+          resolve(result);
+        }, (err) => {
+          reject(err);
+        })
+      });
+
+      if(!hasPlugin) {
+        reject('No scanner available');
+      }
+    });
+  }
+
+  /**
+   * Encode the given data in a barcode.
+   *
+   * @param type the type to use for encoding (if in doubt, use TYPE_TEXT).
+   * @param data the data to encode
+   * @return Promise
+   */
+  static encode(type, data) {
+    return new Promise((resolve, reject) => {
+      let hasPlugin = this.ifPlugin(() => {
+        window.cordova.plugins.barcodeScanner.encode(type, data, (result) => {
+          resolve(result);
+        }, (err) => {
+          reject(err);
+        })
+      });
+
+      if(!hasPlugin) {
+        reject('No scanner available');
+      }
+    });
+  }
+}

ionic/plugins/plugin.ts

@@ -17,7 +17,11 @@ export class NativePluginDecorator {
       cls.pluginWarn();
 
       // If the user supplied a default return value, return it here.
-      return (typeof returnType === 'function') ? returnType() : returnType;
+      if(returnType) {
+        return (typeof returnType === 'function') ? returnType() : returnType;
+      }
+      
+      return false;
     };
 
     cls.pluginWarn = () => {

ionic/plugins/plugins.ts

@@ -1,4 +1,5 @@
 export * from './plugin'
+export * from './barcode/barcode'
 export * from './battery/battery'
 export * from './camera/camera'
 export * from './contacts/contacts'