github.com/apremalal/vamps-core@v1.0.1-0.20161221121535-d430b56ec174/server/webapps/apieditor/templates/import.html

<div class="modal-header"><h3 class="modal-title">Import a File</h3></div><div class="modal-body"><p>YAML or JSON formats are accepted</p><input on-read-file="fileChanged($fileContent)" type="file" ng-model="file"><p class="invalid" ng-if="isInvalidFile()">Invalid File. Please use YAML or</div><div class="modal-footer"><button class="btn btn-warning" ng-click="cancel()">Cancel</button> <button class="btn btn-primary" ng-click="ok()" ng-disabled="isInvalidFile() || !isFileSelected()">Import</button></div>