/*
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jQuery Tags Input Plugin 1.3.3
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Copyright (c) 2011 XOXCO, Inc
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Documentation for this plugin lives here:
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http://xoxco.com/clickable/jquery-tags-input
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Licensed under the MIT license:
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http://www.opensource.org/licenses/mit-license.php
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ben@xoxco.com
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*/
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(function (factory) {
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory);
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} else if (typeof exports === 'object') {
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// Node/CommonJS style for Browserify
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module.exports = factory;
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} else if (window.layui && layui.define) { // layui加载
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layui.define('jquery', function (exports) {
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var $ = layui.jquery;
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layui.link(layui.cache.base + 'tagsInput/tagsInput.css');
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exports('tagsInput', factory($));
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});
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} else {
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// Browser globals
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factory(jQuery);
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}
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}(function ($) {
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var jQuery = $;
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var delimiter = new Array();
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var tags_callbacks = new Array();
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$.fn.doAutosize = function (o) {
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var minWidth = $(this).data('minwidth'),
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maxWidth = $(this).data('maxwidth'),
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val = '',
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input = $(this),
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testSubject = $('#' + $(this).data('tester_id'));
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if (val === (val = input.val())) {
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return;
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}
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// Enter new content into testSubject
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var escaped = val.replace(/&/g, '&').replace(/\s/g, ' ').replace(/</g, '<').replace(/>/g, '>');
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testSubject.html(escaped);
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// Calculate new width + whether to change
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var testerWidth = testSubject.width(),
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newWidth = (testerWidth + o.comfortZone) >= minWidth ? testerWidth + o.comfortZone : minWidth,
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currentWidth = input.width(),
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isValidWidthChange = (newWidth < currentWidth && newWidth >= minWidth)
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|| (newWidth > minWidth && newWidth < maxWidth);
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// Animate width
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if (isValidWidthChange) {
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input.width(newWidth);
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}
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};
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$.fn.resetAutosize = function (options) {
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var minWidth = $(this).data('minwidth') || options.minInputWidth || $(this).width(),
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maxWidth = $(this).data('maxwidth') || options.maxInputWidth || ($(this).closest('.tagsinput').width() - options.inputPadding),
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val = '',
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input = $(this),
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testSubject = $('<tester/>').css({
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position: 'absolute',
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top: -9999,
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left: -9999,
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width: 'auto',
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fontSize: input.css('fontSize'),
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fontFamily: input.css('fontFamily'),
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fontWeight: input.css('fontWeight'),
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letterSpacing: input.css('letterSpacing'),
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whiteSpace: 'nowrap'
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}),
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testerId = $(this).attr('id') + '_autosize_tester';
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if (!$('#' + testerId).length > 0) {
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testSubject.attr('id', testerId);
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testSubject.appendTo('body');
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}
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// input.data('minwidth', minWidth);
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input.data('maxwidth', maxWidth);
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input.data('tester_id', testerId);
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// input.css('width', minWidth);
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};
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$.fn.addTag = function (value, options) {
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options = jQuery.extend({focus: false, callback: true}, options);
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this.each(function () {
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var id = $(this).attr('id');
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var tagslist = $(this).val().split(delimiter[id]);
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if (tagslist[0] == '') {
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tagslist = new Array();
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}
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value = jQuery.trim(value);
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if (options.unique) {
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var skipTag = $(this).tagExist(value);
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if (skipTag == true) {
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//Marks fake input as not_valid to let styling it
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$('#' + id + '_tag').addClass('not_valid');
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}
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} else {
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var skipTag = false;
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}
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if (value != '' && skipTag != true) {
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var closeText = '<span class="default-close-text">×</span>';
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if (layui) {
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closeText = '<i class="layui-icon layui-icon-close"></i>';
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}
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$('<span>').addClass('tag').append(
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$('<span>').text(value).append(' '),
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$('<a>', {
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href: 'javascript:;',
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title: '移除',
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html: closeText
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}).click(function () {
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return $('#' + id).removeTag(escape(value));
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})
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).insertBefore('#' + id + '_addTag');
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tagslist.push(value);
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$('#' + id + '_tag').val('');
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$('#' + id + '_tag').parent().find('.tagsinput-tip-list').remove();
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if (options.focus) {
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$('#' + id + '_tag').focus();
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} else {
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$('#' + id + '_tag').blur();
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}
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$.fn.tagsInput.updateTagsField(this, tagslist);
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if (options.callback && tags_callbacks[id] && tags_callbacks[id]['onAddTag']) {
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var f = tags_callbacks[id]['onAddTag'];
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f.call(this, value);
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}
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if (tags_callbacks[id] && tags_callbacks[id]['onChange']) {
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var i = tagslist.length;
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var f = tags_callbacks[id]['onChange'];
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f.call(this, $(this), tagslist[i - 1]);
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}
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}
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});
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return false;
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};
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$.fn.removeTag = function (value) {
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value = unescape(value);
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this.each(function () {
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var id = $(this).attr('id');
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var old = $(this).val().split(delimiter[id]);
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$('#' + id + '_tagsinput .tag').remove();
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str = '';
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for (i = 0; i < old.length; i++) {
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if (old[i] != value) {
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str = str + delimiter[id] + old[i];
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}
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}
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$.fn.tagsInput.importTags(this, str);
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if (tags_callbacks[id] && tags_callbacks[id]['onRemoveTag']) {
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var f = tags_callbacks[id]['onRemoveTag'];
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f.call(this, value);
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}
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});
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return false;
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};
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$.fn.tagExist = function (val) {
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var id = $(this).attr('id');
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var tagslist = $(this).val().split(delimiter[id]);
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return (jQuery.inArray(val, tagslist) >= 0); //true when tag exists, false when not
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};
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// clear all existing tags and import new ones from a string
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$.fn.importTags = function (str) {
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var id = $(this).attr('id');
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$('#' + id + '_tagsinput .tag').remove();
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$.fn.tagsInput.importTags(this, str);
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}
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$.fn.tagsInput = function (options) {
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if (options && options.skin == 'tagsinput-default' && options.focusWithClick == undefined) {
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options.focusWithClick = false;
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}
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var settings = jQuery.extend({
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interactive: true,
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defaultText: '+请输入',
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minChars: 0,
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width: '',
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height: '',
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autocomplete: {type: 'get', data: {}},
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hide: true,
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delimiter: ',',
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unique: true,
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removeWithBackspace: false,
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focusWithClick: true,
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placeholderColor: '#666666',
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autosize: true,
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comfortZone: 20,
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inputPadding: 6 * 2,
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skin: ''
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}, options);
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var uniqueIdCounter = 0;
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this.each(function () {
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// If we have already initialized the field, do not do it again
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if (typeof $(this).attr('data-tagsinput-init') !== 'undefined') {
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return;
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}
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// Mark the field as having been initialized
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$(this).attr('data-tagsinput-init', true);
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if (settings.hide) {
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$(this).hide();
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$(this).addClass('ew-tagsinput-hide');
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}
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var id = $(this).attr('id');
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if (!id || delimiter[$(this).attr('id')]) {
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id = $(this).attr('id', 'tags' + new Date().getTime() + (uniqueIdCounter++)).attr('id');
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}
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var data = jQuery.extend({
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pid: id,
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real_input: '#' + id,
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holder: '#' + id + '_tagsinput',
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input_wrapper: '#' + id + '_addTag',
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fake_input: '#' + id + '_tag'
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}, settings);
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delimiter[id] = data.delimiter;
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if (settings.onAddTag || settings.onRemoveTag || settings.onChange) {
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tags_callbacks[id] = new Array();
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tags_callbacks[id]['onAddTag'] = settings.onAddTag;
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tags_callbacks[id]['onRemoveTag'] = settings.onRemoveTag;
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tags_callbacks[id]['onChange'] = settings.onChange;
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}
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var markup = '<div id="' + id + '_tagsinput" class="tagsinput ' + settings.skin + '"><div id="' + id + '_addTag">';
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if (settings.interactive) {
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markup = markup + '<input id="' + id + '_tag" value="" placeholder="' + settings.defaultText + '" autocomplete="off" />';
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}
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markup = markup + '</div></div>';
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$(markup).insertAfter(this);
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$(data.holder).css('width', settings.width);
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$(data.holder).css('min-height', settings.height);
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$(data.holder).css('height', settings.height);
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if ($(data.real_input).val() != '') {
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$.fn.tagsInput.importTags($(data.real_input), $(data.real_input).val());
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}
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if (settings.interactive) {
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$(data.fake_input).resetAutosize(settings);
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if (settings.focusWithClick) {
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$(data.holder).bind('click', data, function (event) {
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$(event.data.fake_input).focus();
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});
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}
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if (settings.autocomplete_url != undefined) {
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$(data.fake_input).on('input', function () {
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var name = $(this).val();
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if (!name) {
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$(data.fake_input).parent().find('.tagsinput-tip-list').remove();
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return;
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}
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settings.autocomplete.data.name = name;
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$.ajax({
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url: settings.autocomplete_url,
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type: settings.autocomplete.type,
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data: settings.autocomplete.data,
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dataType: 'json',
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success: function (res) {
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if (res.code == 200) {
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var $tipList = $(data.fake_input).parent().find('.tagsinput-tip-list');
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if (res.data.length == 0) {
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$tipList.remove();
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}
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var htmlStr = '';
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for (var i = 0; i < res.data.length; i++) {
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var item = res.data[i];
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htmlStr += '<li data-value="' + item + '">' + item + '</li>';
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}
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if ($tipList.length <= 0) {
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$(data.fake_input).after('<ul class="tagsinput-tip-list"></ul>');
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$tipList = $(data.fake_input).parent().find('.tagsinput-tip-list');
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$tipList.on('click', '>li', function () {
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var value = $(this).data('value');
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$('#' + id).addTag(value, {focus: true, unique: (settings.unique)});
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$tipList.remove();
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});
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}
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$tipList.html(htmlStr);
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} else {
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console.error(res);
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}
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}
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});
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});
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} else {
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// if a user tabs out of the field, create a new tag
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// this is only available if autocomplete is not used.
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$(data.fake_input).bind('blur', data, function (event) {
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// var d = $(this).attr('data-default');
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if ($(event.data.fake_input).val() != ''/* && $(event.data.fake_input).val() != d*/) {
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if ((event.data.minChars <= $(event.data.fake_input).val().length) && (!event.data.maxChars || (event.data.maxChars >= $(event.data.fake_input).val().length)))
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$(event.data.real_input).addTag($(event.data.fake_input).val(), {
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focus: false,
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unique: (settings.unique)
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});
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}
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return false;
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});
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}
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// if user types a default delimiter like comma,semicolon and then create a new tag
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$(data.fake_input).bind('keypress', data, function (event) {
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if (_checkDelimiter(event)) {
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event.preventDefault();
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if ((event.data.minChars <= $(event.data.fake_input).val().length) && (!event.data.maxChars || (event.data.maxChars >= $(event.data.fake_input).val().length)))
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$(event.data.real_input).addTag($(event.data.fake_input).val(), {
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focus: true,
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unique: (settings.unique)
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});
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$(event.data.fake_input).resetAutosize(settings);
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return false;
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} else if (event.data.autosize) {
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$(event.data.fake_input).doAutosize(settings);
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}
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});
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//Delete last tag on backspace
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data.removeWithBackspace && $(data.fake_input).bind('keydown', function (event) {
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if (event.keyCode == 8 && $(this).val() == '') {
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event.preventDefault();
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var last_tag = $(this).closest('.tagsinput').find('.tag:last').text();
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var id = $(this).attr('id').replace(/_tag$/, '');
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last_tag = last_tag.replace(/[\s]+x$/, '');
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last_tag = last_tag.replace(/\s/g, '');
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$('#' + id).removeTag(escape(last_tag));
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$(this).trigger('focus');
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}
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});
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$(data.fake_input).blur();
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//Removes the not_valid class when user changes the value of the fake input
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if (data.unique) {
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$(data.fake_input).keydown(function (event) {
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if (event.keyCode == 8 || String.fromCharCode(event.which).match(/\w+|[áéíóúÁÉÍÓÚñÑ,/]+/)) {
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$(this).removeClass('not_valid');
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}
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});
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}
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} // if settings.interactive
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});
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return this;
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};
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$.fn.tagsInput.updateTagsField = function (obj, tagslist) {
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var id = $(obj).attr('id');
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$(obj).val(tagslist.join(delimiter[id]));
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};
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$.fn.tagsInput.importTags = function (obj, val) {
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$(obj).val('');
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var id = $(obj).attr('id');
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var tags = val.split(delimiter[id]);
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for (i = 0; i < tags.length; i++) {
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$(obj).addTag(tags[i], {focus: false, callback: false});
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}
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if (tags_callbacks[id] && tags_callbacks[id]['onChange']) {
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var f = tags_callbacks[id]['onChange'];
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f.call(obj, obj, tags[i]);
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}
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};
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/**
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* check delimiter Array
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* @param event
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* @returns {boolean}
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* @private
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*/
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var _checkDelimiter = function (event) {
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var found = false;
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if (event.which == 13) {
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return true;
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}
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if (typeof event.data.delimiter === 'string') {
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if (event.which == event.data.delimiter.charCodeAt(0)) {
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found = true;
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}
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} else {
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$.each(event.data.delimiter, function (index, delimiter) {
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if (event.which == delimiter.charCodeAt(0)) {
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found = true;
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}
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});
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}
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return found;
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}
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}));
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