mirror of
https://github.com/gyurix1968/guacamole-client.git
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93 lines
3.0 KiB
JavaScript
93 lines
3.0 KiB
JavaScript
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* A directive which allows multiple files to be uploaded. Clicking on the
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* associated element will result in a file selector dialog, which then calls
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* the provided callback function with any chosen files.
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*/
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angular.module('element').directive('guacUpload', ['$document', function guacUpload($document) {
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return {
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restrict: 'A',
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link: function linkGuacUpload($scope, $element, $attrs) {
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/**
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* The function to call whenever files are chosen. The callback is
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* provided a single parameter: the FileList containing all chosen
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* files.
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*
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* @type Function
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*/
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var guacUpload = $scope.$eval($attrs.guacUpload);
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/**
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* The element which will register the drag gesture.
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*
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* @type Element
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*/
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var element = $element[0];
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/**
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* Internal form, containing a single file input element.
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*
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* @type HTMLFormElement
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*/
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var form = $document[0].createElement('form');
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/**
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* Internal file input element.
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*
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* @type HTMLInputElement
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*/
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var input = $document[0].createElement('input');
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// Init input element
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input.type = 'file';
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input.multiple = true;
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// Add input element to internal form
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form.appendChild(input);
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// Notify of any chosen files
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input.addEventListener('change', function filesSelected() {
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$scope.$apply(function setSelectedFiles() {
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// Only set chosen files selection is not canceled
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if (guacUpload && input.files.length > 0)
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guacUpload(input.files);
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// Reset selection
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form.reset();
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});
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});
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// Open file chooser when element is clicked
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element.addEventListener('click', function elementClicked() {
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input.click();
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});
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} // end guacUpload link function
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};
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}]);
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