-"use strict";
-const MarkdownIt = require("markdown-it");
-const mdTasksLists = require('markdown-it-task-lists');
-const code = require('./code');
-module.exports = function (ngApp, events) {
-
- /**
- * TinyMCE
- * An angular wrapper around the tinyMCE editor.
- */
- ngApp.directive('tinymce', ['$timeout', function ($timeout) {
- return {
- restrict: 'A',
- scope: {
- tinymce: '=',
- mceModel: '=',
- mceChange: '='
- },
- link: function (scope, element, attrs) {
-
- function tinyMceSetup(editor) {
- editor.on('ExecCommand change NodeChange ObjectResized', (e) => {
- let content = editor.getContent();
- $timeout(() => {
- scope.mceModel = content;
- });
- scope.mceChange(content);
- });
-
- editor.on('keydown', (event) => {
- scope.$emit('editor-keydown', event);
- });
-
- editor.on('init', (e) => {
- scope.mceModel = editor.getContent();
- });
-
- scope.$on('html-update', (event, value) => {
- editor.setContent(value);
- editor.selection.select(editor.getBody(), true);
- editor.selection.collapse(false);
- scope.mceModel = editor.getContent();
- });
- }
-
- scope.tinymce.extraSetups.push(tinyMceSetup);
- tinymce.init(scope.tinymce);
- }
- }
- }]);
-
- const md = new MarkdownIt({html: true});
- md.use(mdTasksLists, {label: true});
-
- /**
- * Markdown input
- * Handles the logic for just the editor input field.
- */
- ngApp.directive('markdownInput', ['$timeout', function ($timeout) {
- return {
- restrict: 'A',
- scope: {
- mdModel: '=',
- mdChange: '='
- },
- link: function (scope, element, attrs) {
-
- // Codemirror Setup
- element = element.find('textarea').first();
- let cm = code.markdownEditor(element[0]);
-
- // Custom key commands
- let metaKey = code.getMetaKey();
- const extraKeys = {};
- // Insert Image shortcut
- extraKeys[`${metaKey}-Alt-I`] = function(cm) {
- let selectedText = cm.getSelection();
- let newText = ``;
- let cursorPos = cm.getCursor('from');
- cm.replaceSelection(newText);
- cm.setCursor(cursorPos.line, cursorPos.ch + newText.length -1);
- };
- // Save draft
- extraKeys[`${metaKey}-S`] = function(cm) {scope.$emit('save-draft');};
- // Show link selector
- extraKeys[`Shift-${metaKey}-K`] = function(cm) {showLinkSelector()};
- // Insert Link
- extraKeys[`${metaKey}-K`] = function(cm) {insertLink()};
- // FormatShortcuts
- extraKeys[`${metaKey}-1`] = function(cm) {replaceLineStart('##');};
- extraKeys[`${metaKey}-2`] = function(cm) {replaceLineStart('###');};
- extraKeys[`${metaKey}-3`] = function(cm) {replaceLineStart('####');};
- extraKeys[`${metaKey}-4`] = function(cm) {replaceLineStart('#####');};
- extraKeys[`${metaKey}-5`] = function(cm) {replaceLineStart('');};
- extraKeys[`${metaKey}-d`] = function(cm) {replaceLineStart('');};
- extraKeys[`${metaKey}-6`] = function(cm) {replaceLineStart('>');};
- extraKeys[`${metaKey}-q`] = function(cm) {replaceLineStart('>');};
- extraKeys[`${metaKey}-7`] = function(cm) {wrapSelection('\n```\n', '\n```');};
- extraKeys[`${metaKey}-8`] = function(cm) {wrapSelection('`', '`');};
- extraKeys[`Shift-${metaKey}-E`] = function(cm) {wrapSelection('`', '`');};
- extraKeys[`${metaKey}-9`] = function(cm) {wrapSelection('<p class="callout info">', '</div>');};
- cm.setOption('extraKeys', extraKeys);
-
- // Update data on content change
- cm.on('change', (instance, changeObj) => {
- update(instance);
- });
-
- // Handle scroll to sync display view
- cm.on('scroll', instance => {
- // Thanks to http://liuhao.im/english/2015/11/10/the-sync-scroll-of-markdown-editor-in-javascript.html
- let scroll = instance.getScrollInfo();
- let atEnd = scroll.top + scroll.clientHeight === scroll.height;
- if (atEnd) {
- scope.$emit('markdown-scroll', -1);
- return;
- }
- let lineNum = instance.lineAtHeight(scroll.top, 'local');
- let range = instance.getRange({line: 0, ch: null}, {line: lineNum, ch: null});
- let parser = new DOMParser();
- let doc = parser.parseFromString(md.render(range), 'text/html');
- let totalLines = doc.documentElement.querySelectorAll('body > *');
- scope.$emit('markdown-scroll', totalLines.length);
- });
-
- // Handle image paste
- cm.on('paste', (cm, event) => {
- if (!event.clipboardData || !event.clipboardData.items) return;
- for (let i = 0; i < event.clipboardData.items.length; i++) {
- uploadImage(event.clipboardData.items[i].getAsFile());
- }
- });
-
- // Handle images on drag-drop
- cm.on('drop', (cm, event) => {
- event.stopPropagation();
- event.preventDefault();
- let cursorPos = cm.coordsChar({left: event.pageX, top: event.pageY});
- cm.setCursor(cursorPos);
- if (!event.dataTransfer || !event.dataTransfer.files) return;
- for (let i = 0; i < event.dataTransfer.files.length; i++) {
- uploadImage(event.dataTransfer.files[i]);
- }
- });
-
- // Helper to replace editor content
- function replaceContent(search, replace) {
- let text = cm.getValue();
- let cursor = cm.listSelections();
- cm.setValue(text.replace(search, replace));
- cm.setSelections(cursor);
- }
-
- // Helper to replace the start of the line
- function replaceLineStart(newStart) {
- let cursor = cm.getCursor();
- let lineContent = cm.getLine(cursor.line);
- let lineLen = lineContent.length;
- let lineStart = lineContent.split(' ')[0];
-
- // Remove symbol if already set
- if (lineStart === newStart) {
- lineContent = lineContent.replace(`${newStart} `, '');
- cm.replaceRange(lineContent, {line: cursor.line, ch: 0}, {line: cursor.line, ch: lineLen});
- cm.setCursor({line: cursor.line, ch: cursor.ch - (newStart.length + 1)});
- return;
- }
-
- let alreadySymbol = /^[#>`]/.test(lineStart);
- let posDif = 0;
- if (alreadySymbol) {
- posDif = newStart.length - lineStart.length;
- lineContent = lineContent.replace(lineStart, newStart).trim();
- } else if (newStart !== '') {
- posDif = newStart.length + 1;
- lineContent = newStart + ' ' + lineContent;
- }
- cm.replaceRange(lineContent, {line: cursor.line, ch: 0}, {line: cursor.line, ch: lineLen});
- cm.setCursor({line: cursor.line, ch: cursor.ch + posDif});
- }
-
- function wrapLine(start, end) {
- let cursor = cm.getCursor();
- let lineContent = cm.getLine(cursor.line);
- let lineLen = lineContent.length;
- let newLineContent = lineContent;
-
- if (lineContent.indexOf(start) === 0 && lineContent.slice(-end.length) === end) {
- newLineContent = lineContent.slice(start.length, lineContent.length - end.length);
- } else {
- newLineContent = `${start}${lineContent}${end}`;
- }
- cm.replaceRange(newLineContent, {line: cursor.line, ch: 0}, {line: cursor.line, ch: lineLen});
- cm.setCursor({line: cursor.line, ch: cursor.ch + (newLineContent.length - lineLen)});
- }
-
- function wrapSelection(start, end) {
- let selection = cm.getSelection();
- if (selection === '') return wrapLine(start, end);
- let newSelection = selection;
- let frontDiff = 0;
- let endDiff = 0;
-
- if (selection.indexOf(start) === 0 && selection.slice(-end.length) === end) {
- newSelection = selection.slice(start.length, selection.length - end.length);
- endDiff = -(end.length + start.length);
- } else {
- newSelection = `${start}${selection}${end}`;
- endDiff = start.length + end.length;
- }
-
- let selections = cm.listSelections()[0];
- cm.replaceSelection(newSelection);
- let headFirst = selections.head.ch <= selections.anchor.ch;
- selections.head.ch += headFirst ? frontDiff : endDiff;
- selections.anchor.ch += headFirst ? endDiff : frontDiff;
- cm.setSelections([selections]);
- }
-
- // Handle image upload and add image into markdown content
- function uploadImage(file) {
- if (file === null || file.type.indexOf('image') !== 0) return;
- let ext = 'png';
-
- if (file.name) {
- let fileNameMatches = file.name.match(/\.(.+)$/);
- if (fileNameMatches.length > 1) ext = fileNameMatches[1];
- }
-
- // Insert image into markdown
- let id = "image-" + Math.random().toString(16).slice(2);
- let placeholderImage = window.baseUrl(`/loading.gif#upload${id}`);
- let selectedText = cm.getSelection();
- let placeHolderText = ``;
- cm.replaceSelection(placeHolderText);
-
- let remoteFilename = "image-" + Date.now() + "." + ext;
- let formData = new FormData();
- formData.append('file', file, remoteFilename);
-
- window.$http.post('/images/gallery/upload', formData).then(resp => {
- replaceContent(placeholderImage, resp.data.thumbs.display);
- }).catch(err => {
- events.emit('error', trans('errors.image_upload_error'));
- replaceContent(placeHolderText, selectedText);
- console.log(err);
- });
- }
-
- // Show the popup link selector and insert a link when finished
- function showLinkSelector() {
- let cursorPos = cm.getCursor('from');
- window.EntitySelectorPopup.show(entity => {
- let selectedText = cm.getSelection() || entity.name;
- let newText = `[${selectedText}](${entity.link})`;
- cm.focus();
- cm.replaceSelection(newText);
- cm.setCursor(cursorPos.line, cursorPos.ch + newText.length);
- });
- }
-
- function insertLink() {
- let cursorPos = cm.getCursor('from');
- let selectedText = cm.getSelection() || '';
- let newText = `[${selectedText}]()`;
- cm.focus();
- cm.replaceSelection(newText);
- let cursorPosDiff = (selectedText === '') ? -3 : -1;
- cm.setCursor(cursorPos.line, cursorPos.ch + newText.length+cursorPosDiff);
- }
-
- // Show the image manager and handle image insertion
- function showImageManager() {
- let cursorPos = cm.getCursor('from');
- window.ImageManager.show(image => {
- let selectedText = cm.getSelection();
- let newText = "![" + (selectedText || image.name) + "](" + image.thumbs.display + ")";
- cm.focus();
- cm.replaceSelection(newText);
- cm.setCursor(cursorPos.line, cursorPos.ch + newText.length);
- });
- }
-
- // Update the data models and rendered output
- function update(instance) {
- let content = instance.getValue();
- element.val(content);
- $timeout(() => {
- scope.mdModel = content;
- scope.mdChange(md.render(content));
- });
- }
- update(cm);
-
- // Listen to commands from parent scope
- scope.$on('md-insert-link', showLinkSelector);
- scope.$on('md-insert-image', showImageManager);
- scope.$on('markdown-update', (event, value) => {
- cm.setValue(value);
- element.val(value);
- scope.mdModel = value;
- scope.mdChange(md.render(value));
- });
-
- }
- }
- }]);
-
- /**
- * Markdown Editor
- * Handles all functionality of the markdown editor.
- */
- ngApp.directive('markdownEditor', ['$timeout', '$rootScope', function ($timeout, $rootScope) {
- return {
- restrict: 'A',
- link: function (scope, element, attrs) {
-
- // Editor Elements
- const $display = element.find('.markdown-display').first();
- const $insertImage = element.find('button[data-action="insertImage"]');
- const $insertEntityLink = element.find('button[data-action="insertEntityLink"]');
-
- // Prevent markdown display link click redirect
- $display.on('click', 'a', function(event) {
- event.preventDefault();
- window.open(this.getAttribute('href'));
- });
-
- // Editor UI Actions
- $insertEntityLink.click(e => {scope.$broadcast('md-insert-link');});
- $insertImage.click(e => {scope.$broadcast('md-insert-image');});
+module.exports = function (ngApp, events) {
- // Handle scroll sync event from editor scroll
- $rootScope.$on('markdown-scroll', (event, lineCount) => {
- let elems = $display[0].children[0].children;
- if (elems.length > lineCount) {
- let topElem = (lineCount === -1) ? elems[elems.length-1] : elems[lineCount];
- $display.animate({
- scrollTop: topElem.offsetTop
- }, {queue: false, duration: 200, easing: 'linear'});
- }
- });
- }
- }
- }]);
/**
* Page Editor Toolbox
projects / bookstack / blobdiff