Rinjae
247 lines
15 KiB
JavaScript
247 lines
15 KiB
JavaScript
/* https://github.com/DiemenDesign/summernote-cleaner */
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/* Version: 1.0.9 */
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(function(factory) {
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if (typeof define === 'function' && define.amd) {
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define(['jquery'], factory);
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} else if (typeof module === 'object'&&module.exports) {
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module.exports = factory(require('jquery'));
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} else {
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factory(window.jQuery);
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}
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}
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(function ($) {
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$.extend(true, $.summernote.lang, {
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'en-US': {
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cleaner: {
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tooltip: 'Cleaner',
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not: 'Text has been cleaned!',
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limitText: 'Text',
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limitHTML: 'HTML'
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}
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},
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'de-DE': {
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cleaner: {
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tooltip: 'Bereinigen',
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not: 'Inhalt wurde bereinigt!',
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limitText: 'Text',
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limitHTML: 'HTML'
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}
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},
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});
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$.extend( $.summernote.options, {
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cleaner: {
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action: 'both', // both|button|paste 'button' only cleans via toolbar button, 'paste' only clean when pasting content, both does both options.
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icon: '<i class="note-icon"><svg xmlns="http://www.w3.org/2000/svg" id="libre-paintbrush" viewBox="0 0 14 14" width="14" height="14"><path d="m 11.821425,1 q 0.46875,0 0.82031,0.311384 0.35157,0.311384 0.35157,0.780134 0,0.421875 -0.30134,1.01116 -2.22322,4.212054 -3.11384,5.035715 -0.64956,0.609375 -1.45982,0.609375 -0.84375,0 -1.44978,-0.61942 -0.60603,-0.61942 -0.60603,-1.469866 0,-0.857143 0.61608,-1.419643 l 4.27232,-3.877232 Q 11.345985,1 11.821425,1 z m -6.08705,6.924107 q 0.26116,0.508928 0.71317,0.870536 0.45201,0.361607 1.00781,0.508928 l 0.007,0.475447 q 0.0268,1.426339 -0.86719,2.32366 Q 5.700895,13 4.261155,13 q -0.82366,0 -1.45982,-0.311384 -0.63616,-0.311384 -1.0212,-0.853795 -0.38505,-0.54241 -0.57924,-1.225446 -0.1942,-0.683036 -0.1942,-1.473214 0.0469,0.03348 0.27455,0.200893 0.22768,0.16741 0.41518,0.29799 0.1875,0.130581 0.39509,0.24442 0.20759,0.113839 0.30804,0.113839 0.27455,0 0.3683,-0.247767 0.16741,-0.441965 0.38505,-0.753349 0.21763,-0.311383 0.4654,-0.508928 0.24776,-0.197545 0.58928,-0.31808 0.34152,-0.120536 0.68974,-0.170759 0.34821,-0.05022 0.83705,-0.07031 z"/></svg></i>',
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keepHtml: true,
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keepTagContents: ['span'], //Remove tags and keep the contents
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badTags: ['applet', 'col', 'colgroup', 'embed', 'noframes', 'noscript', 'script', 'style', 'title', 'meta', 'link', 'head'], //Remove full tags with contents
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badAttributes: ['bgcolor', 'border', 'height', 'cellpadding', 'cellspacing', 'lang', 'start', 'style', 'valign', 'width', 'data-(.*?)'], //Remove attributes from remaining tags
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limitChars: 0, // 0|# 0 disables option
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limitDisplay: 'both', // none|text|html|both
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limitStop: false, // true/false
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notTimeOut: 850, //time before status message is hidden in miliseconds
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keepImages: true,
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imagePlaceholder: 'https://via.placeholder.com/200'
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}
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});
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$.extend( $.summernote.plugins, {
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'cleaner': function (context) {
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var self = this,
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ui = $.summernote.ui,
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$note = context.layoutInfo.note,
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$editor = context.layoutInfo.editor,
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options = context.options,
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lang = options.langInfo;
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if (options.cleaner.action == 'both' || options.cleaner.action == 'button') {
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context.memo('button.cleaner', function () {
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var button = ui.button({
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contents: options.cleaner.icon,
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container: options.container,
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tooltip: lang.cleaner.tooltip,
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placement: options.placement,
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click: function () {
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if ($note.summernote('createRange').toString())
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$note.summernote('pasteHTML', $note.summernote('createRange').toString());
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else
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$note.summernote('code', cleanPaste($note.summernote('code'), options.cleaner.badTags, options.cleaner.keepTagContents, options.cleaner.badAttributes, options.cleaner.keepImages, options.cleaner.imagePlaceholder, true));
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if ($editor.find('.note-status-output').length > 0)
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$editor.find('.note-status-output').html(lang.cleaner.not);
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}
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});
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return button.render();
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});
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}
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this.events = {
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'summernote.init': function () {
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if (options.cleaner.limitChars != 0 || options.cleaner.limitDisplay != 'none'){
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var textLength = $editor.find(".note-editable").text().replace(/(<([^>]+)>)/ig, "").replace(/( )/," ");
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var codeLength = $editor.find('.note-editable').html();
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var lengthStatus = '';
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if (textLength.length > options.cleaner.limitChars&&options.cleaner.limitChars > 0)
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lengthStatus += 'note-text-danger">';
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else
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lengthStatus += '">';
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if (options.cleaner.limitDisplay == 'text' || options.cleaner.limitDisplay == 'both')
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lengthStatus += lang.cleaner.limitText + ': ' + textLength.length;
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if (options.cleaner.limitDisplay == 'both')
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lengthStatus += ' / ';
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if (options.cleaner.limitDisplay == 'html' || options.cleaner.limitDisplay == 'both')
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lengthStatus += lang.cleaner.limitHTML + ': ' + codeLength.length;
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$editor.find('.note-status-output').html('<small class="note-pull-right ' + lengthStatus + ' </small>');
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}
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},
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'summernote.keydown': function (we, event) {
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if (options.cleaner.limitChars != 0 || options.cleaner.limitDisplay != 'none') {
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var textLength = $editor.find(".note-editable").text().replace(/(<([^>]+)>)/ig, "").replace(/( )/, " ");
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var codeLength = $editor.find('.note-editable').html();
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var lengthStatus = '';
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if (options.cleaner.limitStop == true && textLength.length >= options.cleaner.limitChars) {
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var key = event.keyCode;
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allowed_keys = [8, 37, 38, 39, 40, 46];
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if ($.inArray(key,allowed_keys) != -1){
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$editor.find('.cleanerLimit').removeClass('note-text-danger');
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return true;
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} else {
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$editor.find('.cleanerLimit').addClass('note-text-danger');
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event.preventDefault();
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event.stopPropagation();
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}
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} else {
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if (textLength.length > options.cleaner.limitChars && options.cleaner.limitChars > 0)
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lengthStatus += 'note-text-danger">';
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else
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lengthStatus += '">';
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if (options.cleaner.limitDisplay == 'text' || options.cleaner.limitDisplay == 'both')
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lengthStatus += lang.cleaner.limitText + ': '+textLength.length;
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if (options.cleaner.limitDisplay == 'both')
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lengthStatus += ' / ';
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if (options.cleaner.limitDisplay == 'html' || options.cleaner.limitDisplay == 'both')
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lengthStatus += lang.cleaner.limitHTML + ': ' + codeLength.length;
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$editor.find('.note-status-output').html('<small class="cleanerLimit note-pull-right ' + lengthStatus + ' </small>');
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}
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}
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},
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'summernote.paste': function(we, event) {
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if (options.cleaner.action=='both' || options.cleaner.action == 'paste') {
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event.preventDefault();
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var ua = window.navigator.userAgent;
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var msie = ua.indexOf("MSIE ");
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msie = msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./);
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var ffox = navigator.userAgent.toLowerCase().indexOf('firefox') > -1;
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var text; var isHtmlData = false;
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if (msie)
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text = window.clipboardData.getData("Text");
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else
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{
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var dataType = 'text/plain';
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/*only get the html data if its avaialble else use plain text*/
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if (options.cleaner.keepHtml && event.originalEvent.clipboardData.types.indexOf('text/html') > -1) {
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dataType = 'text/html';
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isHtmlData = true;
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}
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text = event.originalEvent.clipboardData.getData(dataType);
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}
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if (text) {
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/*clean the text first to prevent issues where code view wasn't updating correctly*/
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var cleanedContent = cleanPaste(text, options.cleaner.badTags, options.cleaner.keepTagContents, options.cleaner.badAttributes, options.cleaner.keepImages, options.cleaner.imagePlaceholder, isHtmlData);
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if (msie || ffox) {
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setTimeout(function () {
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$note.summernote('pasteHTML', cleanedContent);
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}, 1);
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} else {
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$note.summernote('pasteHTML', cleanedContent);
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}
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if ($editor.find('.note-status-output').length > 0) {
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$editor.find('.note-status-output').html(lang.cleaner.not);
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/*now set a timeout to clear out the message */
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setTimeout(function(){
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if($editor.find('.note-status-output').html() == lang.cleaner.not){
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/*lets fade out the text, then clear it and show the control ready for next time */
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$editor.find('.note-status-output').fadeOut(function(){
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$(this).html("");
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$(this).fadeIn();
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});
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}
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}, options.cleaner.notTimeOut)
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}
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}
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}
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}
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}
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var cleanPaste = function(input, badTags, keepTagContents, badAttributes, keepImages, imagePlaceholder, isHtmlData) {
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if(isHtmlData) {
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return cleanHtmlPaste(input, badTags, keepTagContents, badAttributes, keepImages, imagePlaceholder);
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} else {
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return cleanTextPaste(input);
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}
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};
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var cleanTextPaste = function(input) {
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var newLines = /(\r\n|\r|\n)/g;
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/*lets only replace < and > as these are the culprit for HTML tag recognition */
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let inputEscapedHtml = input.replace('<', '<').replace('>', '>');
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var parsedInput = inputEscapedHtml.split(newLines);
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if(parsedInput.length === 1) { return inputEscapedHtml; }
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var output = "";
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/*for larger blocks of text (such as multiple paragraphs) match summernote markup */
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for (let contentIndex = 0; contentIndex < parsedInput.length; contentIndex++) {
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const element = parsedInput[contentIndex];
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if(!newLines.test(element)) {
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var line = element == '' ? '<br>' : element;
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output += '<p>' + line + '</p>'
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}
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}
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return output;
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}
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var cleanHtmlPaste = function(input, badTags, keepTagContents, badAttributes, keepImages, imagePlaceholder) {
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var stringStripper = /( class=(")?Mso[a-zA-Z]+(")?)/gmi;
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/*remove MS office class crud*/
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var output = input.replace(stringStripper, '');
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var commentStripper = new RegExp('<!--(.*?)-->', 'gmi');
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output = output.replace(commentStripper, '');
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/*remove MS office comment if else crud */
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var commentIfStripper = new RegExp('<![^>\v]*>', 'gmi');
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output = output.replace(commentIfStripper, '');
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var tagStripper = new RegExp('<(/)*(\\?xml:|st1:|o:|v:)[^>\v]*>', 'gmi');
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if (!keepImages) {
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output = output.replace(/ src="(.*?)"/gmi, ' src="' + imagePlaceholder + '"');
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}
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output = output.replace(/ name="(.*?)"/gmi, ' data-title="$1" alt="$1"');
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/*remove MS office tag crud*/
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output = output.replace(tagStripper, '');
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for (var i = 0; i < badTags.length; i++) {
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const badTag = badTags[i];
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/*remove the tag and its contents*/
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tagStripper = new RegExp('<' + badTag + '(.|\r|\n)*</' + badTag + '[^>\v]*>', 'gmi');
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output = output.replace(tagStripper, '');
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/*remove tags with no ending tag or rogue ending tags*/
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var singletonTagStripper = new RegExp('</?' + badTag + '[^>\v]*>', 'gmi');
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output = output.replace(singletonTagStripper, '');
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}
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for (var i = 0; i < keepTagContents.length; i++) {
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/*remove tags only*/
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tagStripper = new RegExp('</?' + keepTagContents[i] + '[^>\v]*>', 'gmi');
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output = output.replace(tagStripper, ' ');
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}
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for (var i = 0; i < badAttributes.length; i++) {
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const badAttribute = badAttributes[i];
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/*for attribute matching ensure we match a new line or some kind of space to prevents partial matching for attributes
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(e.g. color would modify bgcolor tag to be just bg) */
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var attributeWithSpeechMarksStripper = new RegExp('(\s|\r\n|\r|\n| )' + badAttribute + '="[^"\v]*"', 'gmi');
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output = output.replace(attributeWithSpeechMarksStripper, '');
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var attributeWithApostropheStripper = new RegExp('(\s|\r\n|\r|\n| )' + badAttribute + "='[^'\v]*'", 'gmi');
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output = output.replace(attributeWithApostropheStripper, '');
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}
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output = output.replace(/ align="(.*?)"/gi, ' class="text-$1"');
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output = output.replace(/ class="western"/gi, '');
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output = output.replace(/ class=""/gi, '');
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output = output.replace(/<b>(.*?)<\/b>/gi, '<strong>$1</strong>');
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output = output.replace(/<i>(.*?)<\/i>/gi, '<em>$1</em>');
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output = output.replace(/\s{2,}/g, ' ').trim();
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return output;
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}
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}
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});
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})); |