Ghost/core/client/components/gh-file-upload.js

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var FileUpload = Ember.Component.extend({
_file: null,
uploadButtonText: 'Text',
uploadButtonDisabled: true,
change: function (event) {
this.set('uploadButtonDisabled', false);
this.sendAction('onAdd');
this._file = event.target.files[0];
},
onUpload: 'onUpload',
actions: {
upload: function () {
if (!this.uploadButtonDisabled && this._file) {
this.sendAction('onUpload', this._file);
}
// Prevent double post by disabling the button.
this.set('uploadButtonDisabled', true);
}
}
});
export default FileUpload;