Gallery Plugin example

gallery.js

cordova.define("cordova/plugin/gallery",
  function(require, exports, module) {
    var exec = require("cordova/exec");
    var Gallery = function () {};

    Gallery.prototype.add = function(imagePath,success,fail) {
        exec(success,fail,"Gallery","add",[imagePath]);
    };

    Gallery.prototype.remove = function(imagePath,success,fail) {
        exec(success,fail,"Gallery","remove",[imagePath]);
    };

    var gallery = new Gallery();
    module.exports = gallery;
});

if (!window.plugins) {
    window.plugins = {};
}
if (!window.plugins.gallery) {
    window.plugins.gallery = cordova.require("cordova/plugin/gallery");
}

gallery.xml

<plugin name="Gallery" 
  value="com.simonmacdonald.cordova.plugins.GalleryPlugin"/>

galleryexample.js

function addpic() {
  window.plugins.gallery.add("file:///sdcard/image.png", function() {
      console.log("pic added");
  }, function() {
      console.log("error adding");
  });  
};

function delpic() {
  window.plugins.gallery.remove("file:///sdcard/image.png", function() {
      console.log("pic removed");
  }, function() {
      console.log("error removing");
  });  
};

GalleryPlugin.java

public boolean execute(String action, JSONArray args, CallbackContext callbackContext) {
    final CallbackContext cbContext = callbackContext;
    
    String imagePath = args.optString(0);
    if ("".equals(imagePath)) {
        Log.d(LOG_TAG, "No image path passed in");
        cbContext.sendPluginResult(new PluginResult(PluginResult.Status.ERROR, 0));
        return true;
    }
    imagePath = stripFileProtocol(imagePath);
    
    if (action.equals("add")) {
      PluginResult result = new PluginResult(PluginResult.Status.NO_RESULT);
      result.setKeepCallback(true);
      cbContext.sendPluginResult(result);
      MediaScannerConnection.scanFile(this.cordova.getActivity(),
              new String[] { imagePath }, null,
              new MediaScannerConnection.OnScanCompletedListener() {
          public void onScanCompleted(String path, Uri uri) {
              cbContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, uri.toString()));
          }
      });
      return true;
    } else if (action.equals("remove")) {
        File fp = new File(imagePath);
        fp.delete();
        try {
            this.cordova.getActivity().getContentResolver().delete(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
                MediaStore.Images.Media.DATA + " = ?",
                new String[] { imagePath });
        } catch (UnsupportedOperationException t) {
            // don't do anything
        }
        cbContext.sendPluginResult(new PluginResult(PluginResult.Status.OK));
        return true;
    }
    callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.INVALID_ACTION));
    return false;
}

scriptinc.js

<script type="text/javascript" charset="utf-8" 
        src="gallery.js"></script>