BookStack/resources/assets/js/pages/page-form.js
2017-01-16 19:33:29 +00:00

216 lines
8.9 KiB
JavaScript

"use strict";
/**
* Handle pasting images from clipboard.
* @param e - event
* @param editor - editor instance
*/
function editorPaste(e, editor) {
if (!e.clipboardData) return;
let items = e.clipboardData.items;
if (!items) return;
for (let i = 0; i < items.length; i++) {
if (items[i].type.indexOf("image") === -1) return;
let file = items[i].getAsFile();
let formData = new FormData();
let ext = 'png';
let xhr = new XMLHttpRequest();
if (file.name) {
let fileNameMatches = file.name.match(/\.(.+)$/);
if (fileNameMatches) {
ext = fileNameMatches[1];
}
}
let id = "image-" + Math.random().toString(16).slice(2);
let loadingImage = window.baseUrl('/loading.gif');
editor.execCommand('mceInsertContent', false, `<img src="${loadingImage}" id="${id}">`);
let remoteFilename = "image-" + Date.now() + "." + ext;
formData.append('file', file, remoteFilename);
formData.append('_token', document.querySelector('meta[name="token"]').getAttribute('content'));
xhr.open('POST', window.baseUrl('/images/gallery/upload'));
xhr.onload = function () {
if (xhr.status === 200 || xhr.status === 201) {
let result = JSON.parse(xhr.responseText);
editor.dom.setAttrib(id, 'src', result.thumbs.display);
} else {
console.log('An error occurred uploading the image', xhr.responseText);
editor.dom.remove(id);
}
};
xhr.send(formData);
}
}
function registerEditorShortcuts(editor) {
// Headers
for (let i = 1; i < 5; i++) {
editor.addShortcut('meta+' + i, '', ['FormatBlock', false, 'h' + i]);
}
// Other block shortcuts
editor.addShortcut('meta+q', '', ['FormatBlock', false, 'blockquote']);
editor.addShortcut('meta+d', '', ['FormatBlock', false, 'p']);
editor.addShortcut('meta+e', '', ['FormatBlock', false, 'pre']);
editor.addShortcut('meta+shift+E', '', ['FormatBlock', false, 'code']);
}
export default function() {
let settings = {
selector: '#html-editor',
content_css: [
window.baseUrl('/css/styles.css'),
window.baseUrl('/libs/material-design-iconic-font/css/material-design-iconic-font.min.css')
],
body_class: 'page-content',
relative_urls: false,
remove_script_host: false,
document_base_url: window.baseUrl('/'),
statusbar: false,
menubar: false,
paste_data_images: false,
extended_valid_elements: 'pre[*]',
automatic_uploads: false,
valid_children: "-div[p|pre|h1|h2|h3|h4|h5|h6|blockquote]",
plugins: "image table textcolor paste link autolink fullscreen imagetools code customhr autosave lists",
imagetools_toolbar: 'imageoptions',
toolbar: "undo redo | styleselect | bold italic underline strikethrough superscript subscript | forecolor backcolor | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | table image-insert link hr | removeformat code fullscreen",
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", format: "pre"},
{title: "Inline Code", icon: "code", inline: "code"},
{title: "Callouts", items: [
{title: "Success", block: 'p', exact: true, attributes : {'class' : 'callout success'}},
{title: "Info", block: 'p', exact: true, attributes : {'class' : 'callout info'}},
{title: "Warning", block: 'p', exact: true, attributes : {'class' : 'callout warning'}},
{title: "Danger", block: 'p', exact: true, attributes : {'class' : 'callout danger'}}
]}
],
style_formats_merge: false,
formats: {
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'},
},
file_browser_callback: function (field_name, url, type, win) {
if (type === 'file') {
window.showEntityLinkSelector(function(entity) {
let originalField = win.document.getElementById(field_name);
originalField.value = entity.link;
$(originalField).closest('.mce-form').find('input').eq(2).val(entity.name);
});
}
if (type === 'image') {
// Show image manager
window.ImageManager.showExternal(function (image) {
// Set popover link input to image url then fire change event
// to ensure the new value sticks
win.document.getElementById(field_name).value = image.url;
if ("createEvent" in document) {
let evt = document.createEvent("HTMLEvents");
evt.initEvent("change", false, true);
win.document.getElementById(field_name).dispatchEvent(evt);
} else {
win.document.getElementById(field_name).fireEvent("onchange");
}
// Replace the actively selected content with the linked image
let html = `<a href="${image.url}" target="_blank">`;
html += `<img src="${image.thumbs.display}" alt="${image.name}">`;
html += '</a>';
win.tinyMCE.activeEditor.execCommand('mceInsertContent', false, html);
});
}
},
paste_preprocess: function (plugin, args) {
let content = args.content;
if (content.indexOf('<img src="file://') !== -1) {
args.content = '';
}
},
extraSetups: [],
setup: function (editor) {
// Run additional setup actions
// Used by the angular side of things
for (let i = 0; i < settings.extraSetups.length; i++) {
settings.extraSetups[i](editor);
}
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.showExternal(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);
});
}
});
// Paste image-uploads
editor.on('paste', function(event) {
editorPaste(event, editor);
});
}
};
return settings;
}