1 import Code from "../services/code";
2 import DrawIO from "../services/drawio";
5 * Handle pasting images from clipboard.
6 * @param {ClipboardEvent} event
7 * @param {WysiwygEditor} wysiwygComponent
10 function editorPaste(event, editor, wysiwygComponent) {
11 if (!event.clipboardData || !event.clipboardData.items) return;
13 for (let clipboardItem of event.clipboardData.items) {
14 if (clipboardItem.type.indexOf("image") === -1) continue;
15 event.preventDefault();
17 const id = "image-" + Math.random().toString(16).slice(2);
18 const loadingImage = window.baseUrl('/loading.gif');
19 const file = clipboardItem.getAsFile();
22 editor.insertContent(`<p><img src="${loadingImage}" id="${id}"></p>`);
24 uploadImageFile(file, wysiwygComponent).then(resp => {
25 editor.dom.setAttrib(id, 'src', resp.thumbs.display);
27 editor.dom.remove(id);
28 window.$events.emit('error', trans('errors.image_upload_error'));
36 * Upload an image file to the server
38 * @param {WysiwygEditor} wysiwygComponent
40 async function uploadImageFile(file, wysiwygComponent) {
41 if (file === null || file.type.indexOf('image') !== 0) {
42 throw new Error(`Not an image file`);
47 let fileNameMatches = file.name.match(/\.(.+)$/);
48 if (fileNameMatches.length > 1) ext = fileNameMatches[1];
51 const remoteFilename = "image-" + Date.now() + "." + ext;
52 const formData = new FormData();
53 formData.append('file', file, remoteFilename);
54 formData.append('uploaded_to', wysiwygComponent.pageId);
56 const resp = await window.$http.post(window.baseUrl('/images/gallery/upload'), formData);
60 function registerEditorShortcuts(editor) {
62 for (let i = 1; i < 5; i++) {
63 editor.shortcuts.add('meta+' + i, '', ['FormatBlock', false, 'h' + (i+1)]);
66 // Other block shortcuts
67 editor.shortcuts.add('meta+5', '', ['FormatBlock', false, 'p']);
68 editor.shortcuts.add('meta+d', '', ['FormatBlock', false, 'p']);
69 editor.shortcuts.add('meta+6', '', ['FormatBlock', false, 'blockquote']);
70 editor.shortcuts.add('meta+q', '', ['FormatBlock', false, 'blockquote']);
71 editor.shortcuts.add('meta+7', '', ['codeeditor', false, 'pre']);
72 editor.shortcuts.add('meta+e', '', ['codeeditor', false, 'pre']);
73 editor.shortcuts.add('meta+8', '', ['FormatBlock', false, 'code']);
74 editor.shortcuts.add('meta+shift+E', '', ['FormatBlock', false, 'code']);
76 // Save draft shortcut
77 editor.shortcuts.add('meta+S', '', () => {
78 window.$events.emit('editor-save-draft');
82 editor.shortcuts.add('meta+13', '', () => {
83 window.$events.emit('editor-save-page');
86 // Loop through callout styles
87 editor.shortcuts.add('meta+9', '', function() {
88 let selectedNode = editor.selection.getNode();
89 let formats = ['info', 'success', 'warning', 'danger'];
91 if (!selectedNode || selectedNode.className.indexOf('callout') === -1) {
92 editor.formatter.apply('calloutinfo');
96 for (let i = 0; i < formats.length; i++) {
97 if (selectedNode.className.indexOf(formats[i]) === -1) continue;
98 let newFormat = (i === formats.length -1) ? formats[0] : formats[i+1];
99 editor.formatter.apply('callout' + newFormat);
102 editor.formatter.apply('p');
108 * Load custom HTML head content from the settings into the editor.
111 function loadCustomHeadContent(editor) {
112 window.$http.get(window.baseUrl('/custom-head-content')).then(resp => {
113 if (!resp.data) return;
114 let head = editor.getDoc().querySelector('head');
115 head.innerHTML += resp.data;
120 * Create and enable our custom code plugin
122 function codePlugin() {
124 function elemIsCodeBlock(elem) {
125 return elem.className === 'CodeMirrorContainer';
128 function showPopup(editor) {
129 let selectedNode = editor.selection.getNode();
131 if (!elemIsCodeBlock(selectedNode)) {
132 let providedCode = editor.selection.getNode().textContent;
133 window.vues['code-editor'].open(providedCode, '', (code, lang) => {
134 let wrap = document.createElement('div');
135 wrap.innerHTML = `<pre><code class="language-${lang}"></code></pre>`;
136 wrap.querySelector('code').innerText = code;
138 editor.formatter.toggle('pre');
139 let node = editor.selection.getNode();
140 editor.dom.setHTML(node, wrap.querySelector('pre').innerHTML);
141 editor.fire('SetContent');
146 let lang = selectedNode.hasAttribute('data-lang') ? selectedNode.getAttribute('data-lang') : '';
147 let currentCode = selectedNode.querySelector('textarea').textContent;
149 window.vues['code-editor'].open(currentCode, lang, (code, lang) => {
150 let editorElem = selectedNode.querySelector('.CodeMirror');
151 let cmInstance = editorElem.CodeMirror;
153 Code.setContent(cmInstance, code);
154 Code.setMode(cmInstance, lang);
156 let textArea = selectedNode.querySelector('textarea');
157 if (textArea) textArea.textContent = code;
158 selectedNode.setAttribute('data-lang', lang);
162 function codeMirrorContainerToPre($codeMirrorContainer) {
163 let textArea = $codeMirrorContainer[0].querySelector('textarea');
164 let code = textArea.textContent;
165 let lang = $codeMirrorContainer[0].getAttribute('data-lang');
167 $codeMirrorContainer.removeAttr('contentEditable');
168 let $pre = $('<pre></pre>');
169 $pre.append($('<code></code>').each((index, elem) => {
170 // Needs to be textContent since innerText produces BR:s
171 elem.textContent = code;
172 }).attr('class', `language-${lang}`));
173 $codeMirrorContainer.replaceWith($pre);
176 window.tinymce.PluginManager.add('codeeditor', function(editor, url) {
180 editor.addButton('codeeditor', {
186 editor.addCommand('codeeditor', () => {
191 editor.on('PreProcess', function (e) {
192 $('div.CodeMirrorContainer', e.node).
193 each((index, elem) => {
195 codeMirrorContainerToPre($elem);
199 editor.on('dblclick', event => {
200 let selectedNode = editor.selection.getNode();
201 if (!elemIsCodeBlock(selectedNode)) return;
205 editor.on('SetContent', function () {
207 // Recover broken codemirror instances
208 $('.CodeMirrorContainer').filter((index ,elem) => {
209 return typeof elem.querySelector('.CodeMirror').CodeMirror === 'undefined';
210 }).each((index, elem) => {
211 codeMirrorContainerToPre($(elem));
214 let codeSamples = $('body > pre').filter((index, elem) => {
215 return elem.contentEditable !== "false";
218 if (!codeSamples.length) return;
219 editor.undoManager.transact(function () {
220 codeSamples.each((index, elem) => {
221 Code.wysiwygView(elem);
229 function drawIoPlugin() {
231 let pageEditor = null;
232 let currentNode = null;
234 function isDrawing(node) {
235 return node.hasAttribute('drawio-diagram');
238 function showDrawingManager(mceEditor, selectedNode = null) {
239 pageEditor = mceEditor;
240 currentNode = selectedNode;
241 // Show image manager
242 window.ImageManager.show(function (image) {
244 let imgElem = selectedNode.querySelector('img');
245 pageEditor.dom.setAttrib(imgElem, 'src', image.url);
246 pageEditor.dom.setAttrib(selectedNode, 'drawio-diagram', image.id);
248 let imgHTML = `<div drawio-diagram="${image.id}" contenteditable="false"><img src="${image.url}"></div>`;
249 pageEditor.insertContent(imgHTML);
254 function showDrawingEditor(mceEditor, selectedNode = null) {
255 pageEditor = mceEditor;
256 currentNode = selectedNode;
257 DrawIO.show(drawingInit, updateContent);
260 function updateContent(pngData) {
261 let id = "image-" + Math.random().toString(16).slice(2);
262 let loadingImage = window.baseUrl('/loading.gif');
265 uploaded_to: Number(document.getElementById('page-editor').getAttribute('page-id'))
268 // Handle updating an existing image
271 let imgElem = currentNode.querySelector('img');
272 window.$http.post(window.baseUrl(`/images/drawing/upload`), data).then(resp => {
273 pageEditor.dom.setAttrib(imgElem, 'src', resp.data.url);
274 pageEditor.dom.setAttrib(currentNode, 'drawio-diagram', resp.data.id);
276 window.$events.emit('error', trans('errors.image_upload_error'));
283 pageEditor.insertContent(`<div drawio-diagram contenteditable="false"><img src="${loadingImage}" id="${id}"></div>`);
285 window.$http.post(window.baseUrl('/images/drawing/upload'), data).then(resp => {
286 pageEditor.dom.setAttrib(id, 'src', resp.data.url);
287 pageEditor.dom.get(id).parentNode.setAttribute('drawio-diagram', resp.data.id);
289 pageEditor.dom.remove(id);
290 window.$events.emit('error', trans('errors.image_upload_error'));
297 function drawingInit() {
299 return Promise.resolve('');
302 let drawingId = currentNode.getAttribute('drawio-diagram');
303 return window.$http.get(window.baseUrl(`/images/base64/${drawingId}`)).then(resp => {
304 return `data:image/png;base64,${resp.data.content}`;
308 window.tinymce.PluginManager.add('drawio', function(editor, url) {
310 editor.addCommand('drawio', () => {
311 let selectedNode = editor.selection.getNode();
312 showDrawingEditor(editor, isDrawing(selectedNode) ? selectedNode : null);
315 editor.addButton('drawio', {
318 image: `data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PSIwIDAgMjQgMjQiIGZpbGw9IiMwMDAwMDAiICB4bWxucz0iaHR0cDovL3d3 dy53My5vcmcvMjAwMC9zdmciPgogICAgPHBhdGggZD0iTTIzIDdWMWgtNnYySDdWMUgxdjZoMnYx MEgxdjZoNnYtMmgxMHYyaDZ2LTZoLTJWN2gyek0zIDNoMnYySDNWM3ptMiAxOEgzdi0yaDJ2Mnpt MTItMkg3di0ySDVWN2gyVjVoMTB2MmgydjEwaC0ydjJ6bTQgMmgtMnYtMmgydjJ6TTE5IDVWM2gy djJoLTJ6bS01LjI3IDloLTMuNDlsLS43MyAySDcuODlsMy40LTloMS40bDMuNDEgOWgtMS42M2wt Ljc0LTJ6bS0zLjA0LTEuMjZoMi42MUwxMiA4LjkxbC0xLjMxIDMuODN6Ii8+CiAgICA8cGF0aCBk PSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+Cjwvc3ZnPg==`,
322 text: 'Drawing Manager',
324 let selectedNode = editor.selection.getNode();
325 showDrawingManager(editor, isDrawing(selectedNode) ? selectedNode : null);
331 editor.on('dblclick', event => {
332 let selectedNode = editor.selection.getNode();
333 if (!isDrawing(selectedNode)) return;
334 showDrawingEditor(editor, selectedNode);
337 editor.on('SetContent', function () {
338 let drawings = editor.$('body > div[drawio-diagram]');
339 if (!drawings.length) return;
341 editor.undoManager.transact(function () {
342 drawings.each((index, elem) => {
343 elem.setAttribute('contenteditable', 'false');
351 function customHrPlugin() {
352 window.tinymce.PluginManager.add('customhr', function (editor) {
353 editor.addCommand('InsertHorizontalRule', function () {
354 let hrElem = document.createElement('hr');
355 let cNode = editor.selection.getNode();
356 let parentNode = cNode.parentNode;
357 parentNode.insertBefore(hrElem, cNode);
360 editor.addButton('hr', {
362 tooltip: 'Horizontal line',
363 cmd: 'InsertHorizontalRule'
366 editor.addMenuItem('hr', {
368 text: 'Horizontal line',
369 cmd: 'InsertHorizontalRule',
376 class WysiwygEditor {
381 const pageEditor = document.getElementById('page-editor');
382 this.pageId = pageEditor.getAttribute('page-id');
383 this.textDirection = pageEditor.getAttribute('text-direction');
385 this.plugins = "image table textcolor paste link autolink fullscreen imagetools code customhr autosave lists codeeditor media";
388 this.tinyMceConfig = this.getTinyMceConfig();
389 window.tinymce.init(this.tinyMceConfig);
395 if (document.querySelector('[drawio-enabled]').getAttribute('drawio-enabled') === 'true') {
397 this.plugins += ' drawio';
399 if (this.textDirection === 'rtl') {
400 this.plugins += ' directionality'
405 const textDirPlugins = this.textDirection === 'rtl' ? 'ltr rtl' : '';
406 return `undo redo | styleselect | bold italic underline strikethrough superscript subscript | forecolor backcolor | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | table image-insert link hr drawio media | removeformat code ${textDirPlugins} fullscreen`
411 const context = this;
414 selector: '#html-editor',
416 window.baseUrl('/dist/styles.css'),
419 body_class: 'page-content',
420 browser_spellcheck: true,
421 relative_urls: false,
422 directionality : this.textDirection,
423 remove_script_host: false,
424 document_base_url: window.baseUrl('/'),
425 end_container_on_empty_block: true,
428 paste_data_images: false,
429 extended_valid_elements: 'pre[*],svg[*],div[drawio-diagram]',
430 automatic_uploads: false,
431 valid_children: "-div[p|h1|h2|h3|h4|h5|h6|blockquote],+div[pre],+div[img]",
432 plugins: this.plugins,
433 imagetools_toolbar: 'imageoptions',
434 toolbar: this.getToolBar(),
435 content_style: "html, body {background: #FFF;} body {padding-left: 15px !important; padding-right: 15px !important; margin:0!important; margin-left:auto!important;margin-right:auto!important;}",
437 {title: "Header Large", format: "h2"},
438 {title: "Header Medium", format: "h3"},
439 {title: "Header Small", format: "h4"},
440 {title: "Header Tiny", format: "h5"},
441 {title: "Paragraph", format: "p", exact: true, classes: ''},
442 {title: "Blockquote", format: "blockquote"},
443 {title: "Code Block", icon: "code", cmd: 'codeeditor', format: 'codeeditor'},
444 {title: "Inline Code", icon: "code", inline: "code"},
445 {title: "Callouts", items: [
446 {title: "Info", format: 'calloutinfo'},
447 {title: "Success", format: 'calloutsuccess'},
448 {title: "Warning", format: 'calloutwarning'},
449 {title: "Danger", format: 'calloutdanger'}
452 style_formats_merge: false,
453 media_alt_source: false,
456 codeeditor: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div'},
457 alignleft: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-left'},
458 aligncenter: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-center'},
459 alignright: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-right'},
460 calloutsuccess: {block: 'p', exact: true, attributes: {class: 'callout success'}},
461 calloutinfo: {block: 'p', exact: true, attributes: {class: 'callout info'}},
462 calloutwarning: {block: 'p', exact: true, attributes: {class: 'callout warning'}},
463 calloutdanger: {block: 'p', exact: true, attributes: {class: 'callout danger'}}
465 file_browser_callback: function (field_name, url, type, win) {
467 if (type === 'file') {
468 window.EntitySelectorPopup.show(function(entity) {
469 let originalField = win.document.getElementById(field_name);
470 originalField.value = entity.link;
471 $(originalField).closest('.mce-form').find('input').eq(2).val(entity.name);
475 if (type === 'image') {
476 // Show image manager
477 window.ImageManager.show(function (image) {
479 // Set popover link input to image url then fire change event
480 // to ensure the new value sticks
481 win.document.getElementById(field_name).value = image.url;
482 if ("createEvent" in document) {
483 let evt = document.createEvent("HTMLEvents");
484 evt.initEvent("change", false, true);
485 win.document.getElementById(field_name).dispatchEvent(evt);
487 win.document.getElementById(field_name).fireEvent("onchange");
490 // Replace the actively selected content with the linked image
491 let html = `<a href="${image.url}" target="_blank">`;
492 html += `<img src="${image.thumbs.display}" alt="${image.name}">`;
494 win.tinyMCE.activeEditor.execCommand('mceInsertContent', false, html);
499 paste_preprocess: function (plugin, args) {
500 let content = args.content;
501 if (content.indexOf('<img src="file://') !== -1) {
505 init_instance_callback: function(editor) {
506 loadCustomHeadContent(editor);
508 setup: function (editor) {
510 editor.on('ExecCommand change input NodeChange ObjectResized', editorChange);
512 editor.on('init', () => {
514 // Scroll to the content if needed.
515 const queryParams = (new URL(window.location)).searchParams;
516 const scrollId = queryParams.get('content-id');
518 scrollToText(scrollId);
522 function editorChange() {
523 let content = editor.getContent();
524 window.$events.emit('editor-html-change', content);
527 function scrollToText(scrollId) {
528 const element = editor.dom.get(encodeURIComponent(scrollId).replace(/!/g, '%21'));
533 // scroll the element into the view and put the cursor at the end.
534 element.scrollIntoView();
535 editor.selection.select(element, true);
536 editor.selection.collapse(false);
540 window.$events.listen('editor-html-update', html => {
541 editor.setContent(html);
542 editor.selection.select(editor.getBody(), true);
543 editor.selection.collapse(false);
547 registerEditorShortcuts(editor);
551 function hasTextContent(node) {
552 return node && !!( node.textContent || node.innerText );
555 editor.on('dragstart', function () {
556 let node = editor.selection.getNode();
558 if (node.nodeName !== 'IMG') return;
559 wrap = editor.dom.getParent(node, '.mceTemp');
561 if (!wrap && node.parentNode.nodeName === 'A' && !hasTextContent(node.parentNode)) {
562 wrap = node.parentNode;
566 editor.on('drop', function (event) {
567 let dom = editor.dom,
568 rng = tinymce.dom.RangeUtils.getCaretRangeFromPoint(event.clientX, event.clientY, editor.getDoc());
570 // Don't allow anything to be dropped in a captioned image.
571 if (dom.getParent(rng.startContainer, '.mceTemp')) {
572 event.preventDefault();
574 event.preventDefault();
576 editor.undoManager.transact(function () {
577 editor.selection.setRng(rng);
578 editor.selection.setNode(wrap);
586 // Custom Image picker button
587 editor.addButton('image-insert', {
590 tooltip: 'Insert an image',
591 onclick: function () {
592 window.ImageManager.show(function (image) {
593 let html = `<a href="${image.url}" target="_blank">`;
594 html += `<img src="${image.thumbs.display}" alt="${image.name}">`;
596 editor.execCommand('mceInsertContent', false, html);
601 // Paste image-uploads
602 editor.on('paste', event => editorPaste(event, editor, context));
609 export default WysiwygEditor;