+import Code from "../services/code";
+import DrawIO from "../services/drawio";
+
+/**
+ * Handle pasting images from clipboard.
+ * @param {ClipboardEvent} event
+ * @param editor
+ */
+function editorPaste(event, editor) {
+ if (!event.clipboardData || !event.clipboardData.items) return;
+ let items = event.clipboardData.items;
+
+ for (let i = 0; i < items.length; i++) {
+ if (items[i].type.indexOf("image") === -1) continue;
+ event.preventDefault();
+
+ let id = "image-" + Math.random().toString(16).slice(2);
+ let loadingImage = window.baseUrl('/loading.gif');
+ let file = items[i].getAsFile();
+ setTimeout(() => {
+ editor.insertContent(`<p><img src="${loadingImage}" id="${id}"></p>`);
+ uploadImageFile(file).then(resp => {
+ editor.dom.setAttrib(id, 'src', resp.thumbs.display);
+ }).catch(err => {
+ editor.dom.remove(id);
+ window.$events.emit('error', trans('errors.image_upload_error'));
+ console.log(err);
+ });
+ }, 10);
+ }
+}
+
+/**
+ * Upload an image file to the server
+ * @param {File} file
+ */
+function uploadImageFile(file) {
+ if (file === null || file.type.indexOf('image') !== 0) return Promise.reject(`Not an image file`);
+
+ let ext = 'png';
+ if (file.name) {
+ let fileNameMatches = file.name.match(/\.(.+)$/);
+ if (fileNameMatches.length > 1) ext = fileNameMatches[1];
+ }
+
+ let remoteFilename = "image-" + Date.now() + "." + ext;
+ let formData = new FormData();
+ formData.append('file', file, remoteFilename);
+
+ return window.$http.post(window.baseUrl('/images/gallery/upload'), formData).then(resp => (resp.data));
+}
+
+function registerEditorShortcuts(editor) {
+ // Headers
+ for (let i = 1; i < 5; i++) {
+ editor.shortcuts.add('meta+' + i, '', ['FormatBlock', false, 'h' + (i+1)]);
+ }
+
+ // Other block shortcuts
+ editor.shortcuts.add('meta+5', '', ['FormatBlock', false, 'p']);
+ editor.shortcuts.add('meta+d', '', ['FormatBlock', false, 'p']);
+ editor.shortcuts.add('meta+6', '', ['FormatBlock', false, 'blockquote']);
+ editor.shortcuts.add('meta+q', '', ['FormatBlock', false, 'blockquote']);
+ editor.shortcuts.add('meta+7', '', ['codeeditor', false, 'pre']);
+ editor.shortcuts.add('meta+e', '', ['codeeditor', false, 'pre']);
+ editor.shortcuts.add('meta+8', '', ['FormatBlock', false, 'code']);
+ editor.shortcuts.add('meta+shift+E', '', ['FormatBlock', false, 'code']);
+
+ // Save draft shortcut
+ editor.shortcuts.add('meta+S', '', () => {
+ window.$events.emit('editor-save-draft');
+ });
+
+ // Save page shortcut
+ editor.shortcuts.add('meta+13', '', () => {
+ window.$events.emit('editor-save-page');
+ });
+
+ // Loop through callout styles
+ editor.shortcuts.add('meta+9', '', function() {
+ let selectedNode = editor.selection.getNode();
+ let formats = ['info', 'success', 'warning', 'danger'];
+
+ if (!selectedNode || selectedNode.className.indexOf('callout') === -1) {
+ editor.formatter.apply('calloutinfo');
+ return;
+ }
+
+ for (let i = 0; i < formats.length; i++) {
+ if (selectedNode.className.indexOf(formats[i]) === -1) continue;
+ let newFormat = (i === formats.length -1) ? formats[0] : formats[i+1];
+ editor.formatter.apply('callout' + newFormat);
+ return;
+ }
+ editor.formatter.apply('p');
+ });
+
+}
+
+/**
+ * Load custom HTML head content from the settings into the editor.
+ * @param editor
+ */
+function loadCustomHeadContent(editor) {
+ window.$http.get(window.baseUrl('/custom-head-content')).then(resp => {
+ if (!resp.data) return;
+ let head = editor.getDoc().querySelector('head');
+ head.innerHTML += resp.data;
+ });
+}
+
+/**
+ * Create and enable our custom code plugin
+ */
+function codePlugin() {
+
+ function elemIsCodeBlock(elem) {
+ return elem.className === 'CodeMirrorContainer';
+ }
+
+ function showPopup(editor) {
+ let selectedNode = editor.selection.getNode();
+
+ if (!elemIsCodeBlock(selectedNode)) {
+ let providedCode = editor.selection.getNode().textContent;
+ window.vues['code-editor'].open(providedCode, '', (code, lang) => {
+ let wrap = document.createElement('div');
+ wrap.innerHTML = `<pre><code class="language-${lang}"></code></pre>`;
+ wrap.querySelector('code').innerText = code;
+
+ editor.formatter.toggle('pre');
+ let node = editor.selection.getNode();
+ editor.dom.setHTML(node, wrap.querySelector('pre').innerHTML);
+ editor.fire('SetContent');
+ });
+ return;
+ }
+
+ let lang = selectedNode.hasAttribute('data-lang') ? selectedNode.getAttribute('data-lang') : '';
+ let currentCode = selectedNode.querySelector('textarea').textContent;
+
+ window.vues['code-editor'].open(currentCode, lang, (code, lang) => {
+ let editorElem = selectedNode.querySelector('.CodeMirror');
+ let cmInstance = editorElem.CodeMirror;
+ if (cmInstance) {
+ Code.setContent(cmInstance, code);
+ Code.setMode(cmInstance, lang);
+ }
+ let textArea = selectedNode.querySelector('textarea');
+ if (textArea) textArea.textContent = code;
+ selectedNode.setAttribute('data-lang', lang);
+ });
+ }
+
+ function codeMirrorContainerToPre($codeMirrorContainer) {
+ let textArea = $codeMirrorContainer[0].querySelector('textarea');
+ let code = textArea.textContent;
+ let lang = $codeMirrorContainer[0].getAttribute('data-lang');
+
+ $codeMirrorContainer.removeAttr('contentEditable');
+ let $pre = $('<pre></pre>');
+ $pre.append($('<code></code>').each((index, elem) => {
+ // Needs to be textContent since innerText produces BR:s
+ elem.textContent = code;
+ }).attr('class', `language-${lang}`));
+ $codeMirrorContainer.replaceWith($pre);
+ }
+
+ window.tinymce.PluginManager.add('codeeditor', function(editor, url) {
+
+ let $ = editor.$;
+
+ editor.addButton('codeeditor', {
+ text: 'Code block',
+ icon: false,
+ cmd: 'codeeditor'
+ });
+
+ editor.addCommand('codeeditor', () => {
+ showPopup(editor);
+ });
+
+ // Convert
+ editor.on('PreProcess', function (e) {
+ $('div.CodeMirrorContainer', e.node).
+ each((index, elem) => {
+ let $elem = $(elem);
+ codeMirrorContainerToPre($elem);
+ });
+ });
+
+ editor.on('dblclick', event => {
+ let selectedNode = editor.selection.getNode();
+ if (!elemIsCodeBlock(selectedNode)) return;
+ showPopup(editor);
+ });
+
+ editor.on('SetContent', function () {
+
+ // Recover broken codemirror instances
+ $('.CodeMirrorContainer').filter((index ,elem) => {
+ return typeof elem.querySelector('.CodeMirror').CodeMirror === 'undefined';
+ }).each((index, elem) => {
+ codeMirrorContainerToPre($(elem));
+ });
+
+ let codeSamples = $('body > pre').filter((index, elem) => {
+ return elem.contentEditable !== "false";
+ });
+
+ if (!codeSamples.length) return;
+ editor.undoManager.transact(function () {
+ codeSamples.each((index, elem) => {
+ Code.wysiwygView(elem);
+ });
+ });
+ });
+
+ });
+}
+
+function drawIoPlugin() {
+
+ let pageEditor = null;
+ let currentNode = null;
+
+ function isDrawing(node) {
+ return node.hasAttribute('drawio-diagram');
+ }
+
+ function showDrawingManager(mceEditor, selectedNode = null) {
+ pageEditor = mceEditor;
+ currentNode = selectedNode;
+ // Show image manager
+ window.ImageManager.show(function (image) {
+ if (selectedNode) {
+ let imgElem = selectedNode.querySelector('img');
+ pageEditor.dom.setAttrib(imgElem, 'src', image.url);
+ pageEditor.dom.setAttrib(selectedNode, 'drawio-diagram', image.id);
+ } else {
+ let imgHTML = `<div drawio-diagram="${image.id}" contenteditable="false"><img src="${image.url}"></div>`;
+ pageEditor.insertContent(imgHTML);
+ }
+ }, 'drawio');
+ }
+
+ function showDrawingEditor(mceEditor, selectedNode = null) {
+ pageEditor = mceEditor;
+ currentNode = selectedNode;
+ DrawIO.show(drawingInit, updateContent);
+ }
+
+ function updateContent(pngData) {
+ let id = "image-" + Math.random().toString(16).slice(2);
+ let loadingImage = window.baseUrl('/loading.gif');
+ let data = {
+ image: pngData,
+ uploaded_to: Number(document.getElementById('page-editor').getAttribute('page-id'))
+ };
+
+ // Handle updating an existing image
+ if (currentNode) {
+ DrawIO.close();
+ let imgElem = currentNode.querySelector('img');
+ window.$http.post(window.baseUrl(`/images/drawing/upload`), data).then(resp => {
+ pageEditor.dom.setAttrib(imgElem, 'src', resp.data.url);
+ pageEditor.dom.setAttrib(currentNode, 'drawio-diagram', resp.data.id);
+ }).catch(err => {
+ window.$events.emit('error', trans('errors.image_upload_error'));
+ console.log(err);
+ });
+ return;
+ }
+
+ setTimeout(() => {
+ pageEditor.insertContent(`<div drawio-diagram contenteditable="false"><img src="${loadingImage}" id="${id}"></div>`);
+ DrawIO.close();
+ window.$http.post(window.baseUrl('/images/drawing/upload'), data).then(resp => {
+ pageEditor.dom.setAttrib(id, 'src', resp.data.url);
+ pageEditor.dom.get(id).parentNode.setAttribute('drawio-diagram', resp.data.id);
+ }).catch(err => {
+ pageEditor.dom.remove(id);
+ window.$events.emit('error', trans('errors.image_upload_error'));
+ console.log(err);
+ });
+ }, 5);
+ }
+
+
+ function drawingInit() {
+ if (!currentNode) {
+ return Promise.resolve('');
+ }
+
+ let drawingId = currentNode.getAttribute('drawio-diagram');
+ return window.$http.get(window.baseUrl(`/images/base64/${drawingId}`)).then(resp => {
+ return `data:image/png;base64,${resp.data.content}`;
+ });
+ }
+
+ window.tinymce.PluginManager.add('drawio', function(editor, url) {
+
+ editor.addCommand('drawio', () => {
+ let selectedNode = editor.selection.getNode();
+ showDrawingEditor(editor, isDrawing(selectedNode) ? selectedNode : null);
+ });
+
+ editor.addButton('drawio', {
+ type: 'splitbutton',
+ tooltip: 'Drawing',
+ image: `data:image/svg+xml;base64,PHN2ZyB2aWV3Qm94PSIwIDAgMjQgMjQiIGZpbGw9IiMwMDAwMDAiICB4bWxucz0iaHR0cDovL3d3 dy53My5vcmcvMjAwMC9zdmciPgogICAgPHBhdGggZD0iTTIzIDdWMWgtNnYySDdWMUgxdjZoMnYx MEgxdjZoNnYtMmgxMHYyaDZ2LTZoLTJWN2gyek0zIDNoMnYySDNWM3ptMiAxOEgzdi0yaDJ2Mnpt MTItMkg3di0ySDVWN2gyVjVoMTB2MmgydjEwaC0ydjJ6bTQgMmgtMnYtMmgydjJ6TTE5IDVWM2gy djJoLTJ6bS01LjI3IDloLTMuNDlsLS43MyAySDcuODlsMy40LTloMS40bDMuNDEgOWgtMS42M2wt Ljc0LTJ6bS0zLjA0LTEuMjZoMi42MUwxMiA4LjkxbC0xLjMxIDMuODN6Ii8+CiAgICA8cGF0aCBk PSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+Cjwvc3ZnPg==`,
+ cmd: 'drawio',
+ menu: [
+ {
+ text: 'Drawing Manager',
+ onclick() {
+ let selectedNode = editor.selection.getNode();
+ showDrawingManager(editor, isDrawing(selectedNode) ? selectedNode : null);
+ }
+ }
+ ]
+ });
+
+ editor.on('dblclick', event => {
+ let selectedNode = editor.selection.getNode();
+ if (!isDrawing(selectedNode)) return;
+ showDrawingEditor(editor, selectedNode);
+ });
+
+ editor.on('SetContent', function () {
+ let drawings = editor.$('body > div[drawio-diagram]');
+ if (!drawings.length) return;
+
+ editor.undoManager.transact(function () {
+ drawings.each((index, elem) => {
+ elem.setAttribute('contenteditable', 'false');
+ });
+ });
+ });
+
+ });
+}
+
+function customHrPlugin() {
+ window.tinymce.PluginManager.add('customhr', function (editor) {
+ editor.addCommand('InsertHorizontalRule', function () {
+ let hrElem = document.createElement('hr');
+ let cNode = editor.selection.getNode();
+ let parentNode = cNode.parentNode;
+ parentNode.insertBefore(hrElem, cNode);
+ });
+
+ editor.addButton('hr', {
+ icon: 'hr',
+ tooltip: 'Horizontal line',
+ cmd: 'InsertHorizontalRule'
+ });
+
+ editor.addMenuItem('hr', {
+ icon: 'hr',
+ text: 'Horizontal line',
+ cmd: 'InsertHorizontalRule',
+ context: 'insert'
+ });
+ });
+}
+
+
class WysiwygEditor {
constructor(elem) {
this.elem = elem;
- this.options = require("../pages/page-form");
- tinymce.init(this.options);
+ this.textDirection = document.getElementById('page-editor').getAttribute('text-direction');
+
+ this.plugins = "image table textcolor paste link autolink fullscreen imagetools code customhr autosave lists codeeditor media";
+ this.loadPlugins();
+
+ this.tinyMceConfig = this.getTinyMceConfig();
+ window.tinymce.init(this.tinyMceConfig);
+ }
+
+ loadPlugins() {
+ codePlugin();
+ customHrPlugin();
+ if (document.querySelector('[drawio-enabled]').getAttribute('drawio-enabled') === 'true') {
+ drawIoPlugin();
+ this.plugins += ' drawio';
+ }
+ if (this.textDirection === 'rtl') {
+ this.plugins += ' directionality'
+ }
+ }
+
+ getToolBar() {
+ const textDirPlugins = this.textDirection === 'rtl' ? 'ltr rtl' : '';
+ 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`
+ }
+
+ getTinyMceConfig() {
+ return {
+ selector: '#html-editor',
+ content_css: [
+ window.baseUrl('/dist/styles.css'),
+ ],
+ branding: false,
+ body_class: 'page-content',
+ browser_spellcheck: true,
+ relative_urls: false,
+ directionality : this.textDirection,
+ remove_script_host: false,
+ document_base_url: window.baseUrl('/'),
+ end_container_on_empty_block: true,
+ statusbar: false,
+ menubar: false,
+ paste_data_images: false,
+ extended_valid_elements: 'pre[*],svg[*],div[drawio-diagram]',
+ automatic_uploads: false,
+ valid_children: "-div[p|h1|h2|h3|h4|h5|h6|blockquote],+div[pre],+div[img]",
+ plugins: this.plugins,
+ imagetools_toolbar: 'imageoptions',
+ toolbar: this.getToolBar(),
+ content_style: "body {padding-left: 15px !important; padding-right: 15px !important; margin:0!important; margin-left:auto!important;margin-right:auto!important;}",
+ style_formats: [
+ {title: "Header Large", format: "h2"},
+ {title: "Header Medium", format: "h3"},
+ {title: "Header Small", format: "h4"},
+ {title: "Header Tiny", format: "h5"},
+ {title: "Paragraph", format: "p", exact: true, classes: ''},
+ {title: "Blockquote", format: "blockquote"},
+ {title: "Code Block", icon: "code", cmd: 'codeeditor', format: 'codeeditor'},
+ {title: "Inline Code", icon: "code", inline: "code"},
+ {title: "Callouts", items: [
+ {title: "Info", format: 'calloutinfo'},
+ {title: "Success", format: 'calloutsuccess'},
+ {title: "Warning", format: 'calloutwarning'},
+ {title: "Danger", format: 'calloutdanger'}
+ ]},
+ ],
+ style_formats_merge: false,
+ media_alt_source: false,
+ media_poster: false,
+ formats: {
+ codeeditor: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div'},
+ alignleft: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-left'},
+ aligncenter: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-center'},
+ alignright: {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img', classes: 'align-right'},
+ calloutsuccess: {block: 'p', exact: true, attributes: {class: 'callout success'}},
+ calloutinfo: {block: 'p', exact: true, attributes: {class: 'callout info'}},
+ calloutwarning: {block: 'p', exact: true, attributes: {class: 'callout warning'}},
+ calloutdanger: {block: 'p', exact: true, attributes: {class: 'callout danger'}}
+ },
+ file_browser_callback: function (field_name, url, type, win) {
+
+ if (type === 'file') {
+ window.EntitySelectorPopup.show(function(entity) {
+ let originalField = win.document.getElementById(field_name);
+ originalField.value = entity.link;
+ $(originalField).closest('.mce-form').find('input').eq(2).val(entity.name);
+ });
+ }
+
+ if (type === 'image') {
+ // Show image manager
+ window.ImageManager.show(function (image) {
+
+ // Set popover link input to image url then fire change event
+ // to ensure the new value sticks
+ win.document.getElementById(field_name).value = image.url;
+ if ("createEvent" in document) {
+ let evt = document.createEvent("HTMLEvents");
+ evt.initEvent("change", false, true);
+ win.document.getElementById(field_name).dispatchEvent(evt);
+ } else {
+ win.document.getElementById(field_name).fireEvent("onchange");
+ }
+
+ // Replace the actively selected content with the linked image
+ let html = `<a href="${image.url}" target="_blank">`;
+ html += `<img src="${image.thumbs.display}" alt="${image.name}">`;
+ html += '</a>';
+ win.tinyMCE.activeEditor.execCommand('mceInsertContent', false, html);
+ }, 'gallery');
+ }
+
+ },
+ paste_preprocess: function (plugin, args) {
+ let content = args.content;
+ if (content.indexOf('<img src="file://') !== -1) {
+ args.content = '';
+ }
+ },
+ init_instance_callback: function(editor) {
+ loadCustomHeadContent(editor);
+ },
+ setup: function (editor) {
+
+ editor.on('ExecCommand change input NodeChange ObjectResized', editorChange);
+
+ editor.on('init', () => {
+ editorChange();
+ // Scroll to the content if needed.
+ const queryParams = (new URL(window.location)).searchParams;
+ const scrollId = queryParams.get('content-id');
+ if (scrollId) {
+ scrollToText(scrollId);
+ }
+ });
+
+ function editorChange() {
+ let content = editor.getContent();
+ window.$events.emit('editor-html-change', content);
+ }
+
+ function scrollToText(scrollId) {
+ const element = editor.dom.get(encodeURIComponent(scrollId).replace(/!/g, '%21'));
+ if (!element) {
+ return;
+ }
+
+ // scroll the element into the view and put the cursor at the end.
+ element.scrollIntoView();
+ editor.selection.select(element, true);
+ editor.selection.collapse(false);
+ editor.focus();
+ }
+
+ window.$events.listen('editor-html-update', html => {
+ editor.setContent(html);
+ editor.selection.select(editor.getBody(), true);
+ editor.selection.collapse(false);
+ editorChange(html);
+ });
+
+ registerEditorShortcuts(editor);
+
+ let wrap;
+
+ function hasTextContent(node) {
+ return node && !!( node.textContent || node.innerText );
+ }
+
+ editor.on('dragstart', function () {
+ let node = editor.selection.getNode();
+
+ if (node.nodeName !== 'IMG') return;
+ wrap = editor.dom.getParent(node, '.mceTemp');
+
+ if (!wrap && node.parentNode.nodeName === 'A' && !hasTextContent(node.parentNode)) {
+ wrap = node.parentNode;
+ }
+ });
+
+ editor.on('drop', function (event) {
+ let dom = editor.dom,
+ rng = tinymce.dom.RangeUtils.getCaretRangeFromPoint(event.clientX, event.clientY, editor.getDoc());
+
+ // Don't allow anything to be dropped in a captioned image.
+ if (dom.getParent(rng.startContainer, '.mceTemp')) {
+ event.preventDefault();
+ } else if (wrap) {
+ event.preventDefault();
+
+ editor.undoManager.transact(function () {
+ editor.selection.setRng(rng);
+ editor.selection.setNode(wrap);
+ dom.remove(wrap);
+ });
+ }
+
+ wrap = null;
+ });
+
+ // Custom Image picker button
+ editor.addButton('image-insert', {
+ title: 'My title',
+ icon: 'image',
+ tooltip: 'Insert an image',
+ onclick: function () {
+ window.ImageManager.show(function (image) {
+ let html = `<a href="${image.url}" target="_blank">`;
+ html += `<img src="${image.thumbs.display}" alt="${image.name}">`;
+ html += '</a>';
+ editor.execCommand('mceInsertContent', false, html);
+ }, 'gallery');
+ }
+ });
+
+ // Paste image-uploads
+ editor.on('paste', event => editorPaste(event, editor));
+ }
+ };
}
}
-module.exports = WysiwygEditor;
\ No newline at end of file
+export default WysiwygEditor;
projects / bookstack / blobdiff