Share address button for mobile

cordova/build.sh

@@ -109,6 +109,9 @@ if [ ! -d $PROJECT ]; then
   cordova plugin add https://github.com/katzer/cordova-plugin-email-composer.git
   checkOK
 
+  cordova plugin add https://github.com/EddyVerbruggen/SocialSharing-PhoneGap-Plugin.git && cordova prepare
+  checkOK
+
 fi
 
 if $DBGJS

js/controllers/receive.js

@@ -17,9 +17,16 @@ angular.module('copayApp.controllers').controller('ReceiveController',
       }
     };
 
+    $scope.shareAddress = function(addr) {
+      if (isCordova) {
+        window.plugins.socialsharing.share('My bitcoin address: ' + addr);
+      }
+    };
+
     $scope.init = function() {
       $rootScope.title = 'Receive';
       $scope.showAll = false;
+      $scope.isCordova = isCordova;
 
       var w = $rootScope.wallet;
       var lastAddr = _.first(w.getAddressesOrdered());

views/receive.html

@@ -16,6 +16,12 @@
             <h4 class="size-12">{{addr}}</h4>
           </div>
         </div>
+        <div class="m10t text-center" ng-show="isCordova">
+          <a href class="button-setup" 
+            ng-click="shareAddress(addr)">
+            <i class="fi-share"></i> Share address
+          </a>
+        </div>
         <div class="line-t m10t size-12">
           Share this with anyone to have them send you payments. To protect your privacy, new addresses are generated automatically once you use them.
         </div>