X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/6063ac4a119f6defaf06b282540d815df7b040ae..7f95b51b00d0d5fa1e7bcf5574f2d58bddcbd504:/resources/assets/js/components/markdown-editor.js

diff --git a/resources/assets/js/components/markdown-editor.js b/resources/assets/js/components/markdown-editor.js
index 7b051dd12..9228cfe2c 100644
--- a/resources/assets/js/components/markdown-editor.js
+++ b/resources/assets/js/components/markdown-editor.js
@@ -1,11 +1,14 @@
-const MarkdownIt = require("markdown-it");
-const mdTasksLists = require('markdown-it-task-lists');
-const code = require('../code');
+import MarkdownIt from "markdown-it";
+import mdTasksLists from 'markdown-it-task-lists';
+import code from '../services/code';
+
+import DrawIO from "../services/drawio";
 
 class MarkdownEditor {
 
     constructor(elem) {
         this.elem = elem;
+        this.textDirection = document.getElementById('page-editor').getAttribute('text-direction');
         this.markdown = new MarkdownIt({html: true});
         this.markdown.use(mdTasksLists, {label: true});
 
@@ -16,17 +19,37 @@ class MarkdownEditor {
 
         this.onMarkdownScroll = this.onMarkdownScroll.bind(this);
         this.init();
+
+        // Scroll to text if needed.
+        const queryParams = (new URL(window.location)).searchParams;
+        const scrollText = queryParams.get('content-text');
+        if (scrollText) {
+            this.scrollToText(scrollText);
+        }
     }
 
     init() {
 
+        let lastClick = 0;
+
         // Prevent markdown display link click redirect
         this.display.addEventListener('click', event => {
+            let isDblClick = Date.now() - lastClick < 300;
+
             let link = event.target.closest('a');
-            if (link === null) return;
+            if (link !== null) {
+                event.preventDefault();
+                window.open(link.getAttribute('href'));
+                return;
+            }
 
-            event.preventDefault();
-            window.open(link.getAttribute('href'));
+            let drawing = event.target.closest('[drawio-diagram]');
+            if (drawing !== null && isDblClick) {
+                this.actionEditDrawing(drawing);
+                return;
+            }
+
+            lastClick = Date.now();
         });
 
         // Button actions
@@ -37,6 +60,11 @@ class MarkdownEditor {
             let action = button.getAttribute('data-action');
             if (action === 'insertImage') this.actionInsertImage();
             if (action === 'insertLink') this.actionShowLinkSelector();
+            if (action === 'insertDrawing' && event.ctrlKey) {
+                this.actionShowImageManager();
+                return;
+            }
+            if (action === 'insertDrawing') this.actionStartDrawing();
         });
 
         window.$events.listen('editor-markdown-update', value => {
@@ -71,6 +99,9 @@ class MarkdownEditor {
 
     codeMirrorSetup() {
         let cm = this.cm;
+        // Text direction
+        // cm.setOption('direction', this.textDirection);
+        cm.setOption('direction', 'ltr'); // Will force to remain as ltr for now due to issues when HTML is in editor.
         // Custom key commands
         let metaKey = code.getMetaKey();
         const extraKeys = {};
@@ -239,16 +270,19 @@ class MarkdownEditor {
             let placeholderImage = window.baseUrl(`/loading.gif#upload${id}`);
             let selectedText = cm.getSelection();
             let placeHolderText = `![${selectedText}](${placeholderImage})`;
+            let cursor = cm.getCursor();
             cm.replaceSelection(placeHolderText);
+            cm.setCursor({line: cursor.line, ch: cursor.ch + selectedText.length + 3});
 
             let remoteFilename = "image-" + Date.now() + "." + ext;
             let formData = new FormData();
             formData.append('file', file, remoteFilename);
 
             window.$http.post('/images/gallery/upload', formData).then(resp => {
-                replaceContent(placeholderImage, resp.data.thumbs.display);
+                const newContent = `[![${selectedText}](${resp.data.thumbs.display})](${resp.data.url})`;
+                replaceContent(placeHolderText, newContent);
             }).catch(err => {
-                events.emit('error', trans('errors.image_upload_error'));
+                window.$events.emit('error', trans('errors.image_upload_error'));
                 replaceContent(placeHolderText, selectedText);
                 console.log(err);
             });
@@ -271,11 +305,18 @@ class MarkdownEditor {
         let cursorPos = this.cm.getCursor('from');
         window.ImageManager.show(image => {
             let selectedText = this.cm.getSelection();
-            let newText = "![" + (selectedText || image.name) + "](" + image.thumbs.display + ")";
+            let newText = "[![" + (selectedText || image.name) + "](" + image.thumbs.display + ")](" + image.url + ")";
             this.cm.focus();
             this.cm.replaceSelection(newText);
             this.cm.setCursor(cursorPos.line, cursorPos.ch + newText.length);
-        });
+        }, 'gallery');
+    }
+
+    actionShowImageManager() {
+        let cursorPos = this.cm.getCursor('from');
+        window.ImageManager.show(image => {
+            this.insertDrawing(image, cursorPos);
+        }, 'drawio');
     }
 
     // Show the popup link selector and insert a link when finished
@@ -290,6 +331,101 @@ class MarkdownEditor {
         });
     }
 
+    // Show draw.io if enabled and handle save.
+    actionStartDrawing() {
+        if (document.querySelector('[drawio-enabled]').getAttribute('drawio-enabled') !== 'true') return;
+        let cursorPos = this.cm.getCursor('from');
+
+        DrawIO.show(() => {
+            return Promise.resolve('');
+        }, (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'))
+            };
+
+            window.$http.post(window.baseUrl('/images/drawing/upload'), data).then(resp => {
+                this.insertDrawing(resp.data, cursorPos);
+                DrawIO.close();
+            }).catch(err => {
+                window.$events.emit('error', trans('errors.image_upload_error'));
+                console.log(err);
+            });
+        });
+    }
+
+    insertDrawing(image, originalCursor) {
+        let newText = `<div drawio-diagram="${image.id}"><img src="${image.url}"></div>`;
+        this.cm.focus();
+        this.cm.replaceSelection(newText);
+        this.cm.setCursor(originalCursor.line, originalCursor.ch + newText.length);
+    }
+
+    // Show draw.io if enabled and handle save.
+    actionEditDrawing(imgContainer) {
+        if (document.querySelector('[drawio-enabled]').getAttribute('drawio-enabled') !== 'true') return;
+        let cursorPos = this.cm.getCursor('from');
+        let drawingId = imgContainer.getAttribute('drawio-diagram');
+
+        DrawIO.show(() => {
+            return window.$http.get(window.baseUrl(`/images/base64/${drawingId}`)).then(resp => {
+                return `data:image/png;base64,${resp.data.content}`;
+            });
+        }, (pngData) => {
+
+            let data = {
+                image: pngData,
+                uploaded_to: Number(document.getElementById('page-editor').getAttribute('page-id'))
+            };
+
+            window.$http.post(window.baseUrl(`/images/drawing/upload`), data).then(resp => {
+                let newText = `<div drawio-diagram="${resp.data.id}"><img src="${resp.data.url}"></div>`;
+                let newContent = this.cm.getValue().split('\n').map(line => {
+                    if (line.indexOf(`drawio-diagram="${drawingId}"`) !== -1) {
+                        return newText;
+                    }
+                    return line;
+                }).join('\n');
+                this.cm.setValue(newContent);
+                this.cm.setCursor(cursorPos);
+                this.cm.focus();
+                DrawIO.close();
+            }).catch(err => {
+                window.$events.emit('error', trans('errors.image_upload_error'));
+                console.log(err);
+            });
+        });
+    }
+
+    // Scroll to a specified text
+    scrollToText(searchText) {
+        if (!searchText) {
+            return;
+        }
+
+        const content = this.cm.getValue();
+        const lines = content.split(/\r?\n/);
+        let lineNumber = lines.findIndex(line => {
+            return line && line.indexOf(searchText) !== -1;
+        });
+
+        if (lineNumber === -1) {
+            return;
+        }
+
+        this.cm.scrollIntoView({
+            line: lineNumber,
+        }, 200);
+        this.cm.focus();
+        // set the cursor location.
+        this.cm.setCursor({
+            line: lineNumber,
+            char: lines[lineNumber].length
+        })
+    }
+
 }
 
-module.exports = MarkdownEditor ;
\ No newline at end of file
+export default MarkdownEditor ;