168 lines
4.9 KiB
JavaScript
Vendored
168 lines
4.9 KiB
JavaScript
Vendored
/*!
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* bsCustomFileInput v1.3.4 (https://github.com/Johann-S/bs-custom-file-input)
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* Copyright 2018 - 2020 Johann-S <johann.servoire@gmail.com>
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* Licensed under MIT (https://github.com/Johann-S/bs-custom-file-input/blob/master/LICENSE)
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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typeof define === 'function' && define.amd ? define(factory) :
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(global = global || self, global.bsCustomFileInput = factory());
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}(this, (function () { 'use strict';
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var Selector = {
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CUSTOMFILE: '.custom-file input[type="file"]',
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CUSTOMFILELABEL: '.custom-file-label',
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FORM: 'form',
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INPUT: 'input'
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};
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var textNodeType = 3;
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var getDefaultText = function getDefaultText(input) {
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var defaultText = '';
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var label = input.parentNode.querySelector(Selector.CUSTOMFILELABEL);
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if (label) {
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defaultText = label.textContent;
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}
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return defaultText;
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};
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var findFirstChildNode = function findFirstChildNode(element) {
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if (element.childNodes.length > 0) {
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var childNodes = [].slice.call(element.childNodes);
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for (var i = 0; i < childNodes.length; i++) {
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var node = childNodes[i];
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if (node.nodeType !== textNodeType) {
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return node;
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}
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}
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}
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return element;
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};
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var restoreDefaultText = function restoreDefaultText(input) {
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var defaultText = input.bsCustomFileInput.defaultText;
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var label = input.parentNode.querySelector(Selector.CUSTOMFILELABEL);
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if (label) {
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var element = findFirstChildNode(label);
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element.textContent = defaultText;
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}
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};
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var fileApi = !!window.File;
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var FAKE_PATH = 'fakepath';
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var FAKE_PATH_SEPARATOR = '\\';
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var getSelectedFiles = function getSelectedFiles(input) {
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if (input.hasAttribute('multiple') && fileApi) {
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return [].slice.call(input.files).map(function (file) {
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return file.name;
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}).join(', ');
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}
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if (input.value.indexOf(FAKE_PATH) !== -1) {
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var splittedValue = input.value.split(FAKE_PATH_SEPARATOR);
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return splittedValue[splittedValue.length - 1];
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}
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return input.value;
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};
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function handleInputChange() {
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var label = this.parentNode.querySelector(Selector.CUSTOMFILELABEL);
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if (label) {
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var element = findFirstChildNode(label);
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var inputValue = getSelectedFiles(this);
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if (inputValue.length) {
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element.textContent = inputValue;
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} else {
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restoreDefaultText(this);
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}
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}
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}
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function handleFormReset() {
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var customFileList = [].slice.call(this.querySelectorAll(Selector.INPUT)).filter(function (input) {
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return !!input.bsCustomFileInput;
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});
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for (var i = 0, len = customFileList.length; i < len; i++) {
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restoreDefaultText(customFileList[i]);
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}
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}
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var customProperty = 'bsCustomFileInput';
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var Event = {
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FORMRESET: 'reset',
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INPUTCHANGE: 'change'
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};
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var bsCustomFileInput = {
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init: function init(inputSelector, formSelector) {
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if (inputSelector === void 0) {
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inputSelector = Selector.CUSTOMFILE;
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}
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if (formSelector === void 0) {
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formSelector = Selector.FORM;
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}
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var customFileInputList = [].slice.call(document.querySelectorAll(inputSelector));
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var formList = [].slice.call(document.querySelectorAll(formSelector));
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for (var i = 0, len = customFileInputList.length; i < len; i++) {
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var input = customFileInputList[i];
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Object.defineProperty(input, customProperty, {
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value: {
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defaultText: getDefaultText(input)
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},
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writable: true
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});
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handleInputChange.call(input);
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input.addEventListener(Event.INPUTCHANGE, handleInputChange);
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}
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for (var _i = 0, _len = formList.length; _i < _len; _i++) {
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formList[_i].addEventListener(Event.FORMRESET, handleFormReset);
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Object.defineProperty(formList[_i], customProperty, {
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value: true,
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writable: true
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});
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}
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},
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destroy: function destroy() {
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var formList = [].slice.call(document.querySelectorAll(Selector.FORM)).filter(function (form) {
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return !!form.bsCustomFileInput;
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});
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var customFileInputList = [].slice.call(document.querySelectorAll(Selector.INPUT)).filter(function (input) {
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return !!input.bsCustomFileInput;
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});
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for (var i = 0, len = customFileInputList.length; i < len; i++) {
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var input = customFileInputList[i];
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restoreDefaultText(input);
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input[customProperty] = undefined;
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input.removeEventListener(Event.INPUTCHANGE, handleInputChange);
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}
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for (var _i2 = 0, _len2 = formList.length; _i2 < _len2; _i2++) {
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formList[_i2].removeEventListener(Event.FORMRESET, handleFormReset);
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formList[_i2][customProperty] = undefined;
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}
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}
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};
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return bsCustomFileInput;
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})));
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//# sourceMappingURL=bs-custom-file-input.js.map
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