scinote-web/app/assets/javascripts/sitewide/tiny_mce.js
2020-05-17 17:36:26 +02:00

421 lines
16 KiB
JavaScript

/* global _ hljs tinyMCE SmartAnnotation I18n GLOBAL_CONSTANTS */
/* eslint-disable no-unused-vars */
var TinyMCE = (function() {
'use strict';
function initHighlightjs() {
$('[class*=language]').each(function(i, block) {
hljs.highlightBlock(block);
});
}
function initHighlightjsIframe(iframe) {
$('[class*=language]', iframe).each(function(i, block) {
hljs.highlightBlock(block);
});
}
// Get LocalStorage auto save path
function getAutoSavePrefix(editor) {
var prefix = editor.getParam('autosave_prefix', 'tinymce-autosave-{path}{query}{hash}-{id}-');
prefix = prefix.replace(/\{path\}/g, document.location.pathname);
prefix = prefix.replace(/\{query\}/g, document.location.search);
prefix = prefix.replace(/\{hash\}/g, document.location.hash);
prefix = prefix.replace(/\{id\}/g, editor.id);
return prefix;
}
// Handles autosave notification if draft is available in the local storage
function restoreDraftNotification(selector, editor) {
var prefix = getAutoSavePrefix(editor);
var lastDraftTime = parseInt(tinyMCE.util.LocalStorage.getItem(prefix + 'time'), 10);
var lastUpdated = $(selector).data('last-updated');
var notificationBar;
var restoreBtn = $('<button class="btn restore-draft-btn">Restore Draft</button>');
var cancelBtn = $('<span class="fas fa-times"></span>');
// Check whether we have draft stored
if (editor.plugins.autosave.hasDraft()) {
notificationBar = $('<div class="restore-draft-notification"></div>');
if (lastDraftTime < lastUpdated) {
notificationBar.html(`<span class="notification-text">${I18n.t('tiny_mce.older_version_available')}</span>`);
} else {
notificationBar.html(`<span class="notification-text">${I18n.t('tiny_mce.newer_version_available')}</span>`);
}
// Add notification bar
$(notificationBar).append(restoreBtn).append(cancelBtn);
$(editor.contentAreaContainer).before(notificationBar);
$(restoreBtn).click(function() {
editor.plugins.autosave.restoreDraft();
makeItDirty(editor);
notificationBar.remove();
});
$(cancelBtn).click(function() {
notificationBar.remove();
});
}
}
function initImageToolBar(editor) {
var editorIframe = $('#' + editor.id).prev().find('.mce-edit-area iframe');
editorIframe.contents().find('head').append('<style type="text/css">'
+ 'img::-moz-selection{background:0 0}'
+ 'img::selection{background:0 0}'
+ '.mce-content-body img[data-mce-selected]{outline:2px solid #37a0d9}'
+ '.mce-content-body div.mce-resizehandle{background:transparent;border-color:transparent;box-sizing:border-box;height:10px;width:10px}'
+ '.mce-content-body div.mce-resizehandle:hover{background:transparent}'
+ '.mce-content-body div#mceResizeHandlenw{border-left: 2px solid #37a0d9; border-top: 2px solid #37a0d9}'
+ '.mce-content-body div#mceResizeHandlene{border-right: 2px solid #37a0d9; border-top: 2px solid #37a0d9}'
+ '.mce-content-body div#mceResizeHandlesw{border-left: 2px solid #37a0d9; border-bottom: 2px solid #37a0d9}'
+ '.mce-content-body div#mceResizeHandlese{border-right: 2px solid #37a0d9; border-bottom: 2px solid #37a0d9}'
+ '</style>');
}
function makeItDirty(editor) {
var editorForm = $(editor.getContainer()).closest('form');
editorForm.find('.tinymce-status-badge').addClass('hidden');
$(editor.getContainer()).find('.tinymce-save-button').removeClass('hidden');
}
function draftLocation() {
return 'tinymce-drafts-' + document.location.pathname;
}
function removeDraft(editor, textAreaObject) {
var location = draftLocation();
var storedDrafts = JSON.parse(sessionStorage.getItem(location) || '[]');
var draftId = storedDrafts.indexOf(textAreaObject.data('tinymce-object'));
if (draftId > -1) {
storedDrafts.splice(draftId, 1);
}
if (storedDrafts.length) {
sessionStorage.setItem(location, JSON.stringify(storedDrafts));
} else {
sessionStorage.removeItem(location);
}
}
// returns a public API for TinyMCE editor
return Object.freeze({
init: function(selector, onSaveCallback) {
var tinyMceContainer;
var tinyMceInitSize;
var plugins;
var textAreaObject = $(selector);
if (typeof tinyMCE !== 'undefined') {
// Hide element containing HTML view of RTE field
tinyMceContainer = $(selector).closest('form').find('.tinymce-view');
tinyMceInitSize = tinyMceContainer.height();
$(selector).closest('.form-group')
.before('<div class="tinymce-placeholder" style="height:' + tinyMceInitSize + 'px"></div>');
tinyMceContainer.addClass('hidden');
plugins = 'custom_image_toolbar autosave autoresize customimageuploader link advlist codesample autolink lists charmap hr anchor searchreplace wordcount visualblocks visualchars insertdatetime nonbreaking save directionality paste textcolor colorpicker textpattern placeholder';
if (typeof (MarvinJsEditor) !== 'undefined') plugins += ' marvinjsplugin';
if (textAreaObject.data('objectType') === 'step'
|| textAreaObject.data('objectType') === 'result_text') {
document.location.hash = textAreaObject.data('objectType') + '_' + textAreaObject.data('objectId');
}
tinyMCE.init({
cache_suffix: '?v=4.9.10', // This suffix should be changed any time library is updated
selector: selector,
convert_urls: false,
menubar: 'file edit view insert format',
toolbar: 'undo redo restoredraft | insert | styleselect | bold italic | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | link | forecolor backcolor | customimageuploader marvinjsplugin | codesample',
plugins: plugins,
autoresize_bottom_margin: 20,
codesample_languages: [
{ text: 'R', value: 'r' },
{ text: 'MATLAB', value: 'matlab' },
{ text: 'Python', value: 'python' },
{ text: 'JSON', value: 'javascript' },
{ text: 'HTML/XML', value: 'markup' },
{ text: 'JavaScript', value: 'javascript' },
{ text: 'CSS', value: 'css' },
{ text: 'PHP', value: 'php' },
{ text: 'Ruby', value: 'ruby' },
{ text: 'Java', value: 'java' },
{ text: 'C', value: 'c' },
{ text: 'C#', value: 'csharp' },
{ text: 'C++', value: 'cpp' }
],
browser_spellcheck: true,
branding: false,
fixed_toolbar_container: '#mytoolbar',
autosave_restore_when_empty: false,
autosave_interval: '1s',
autosave_retention: '1440m',
removed_menuitems: 'newdocument',
object_resizing: true,
elementpath: false,
forced_root_block: 'div',
force_p_newlines: false,
default_link_target: '_blank',
target_list: [
{ title: 'New page', value: '_blank' },
{ title: 'Same page', value: '_self' }
],
style_formats: [
{
title: 'Headers',
items: [
{ title: 'Header 1', format: 'h1' },
{ title: 'Header 2', format: 'h2' },
{ title: 'Header 3', format: 'h3' },
{ title: 'Header 4', format: 'h4' },
{ title: 'Header 5', format: 'h5' },
{ title: 'Header 6', format: 'h6' }
]
},
{
title: 'Inline',
items: [
{ title: 'Bold', icon: 'bold', format: 'bold' },
{ title: 'Italic', icon: 'italic', format: 'italic' },
{ title: 'Underline', icon: 'underline', format: 'underline' },
{ title: 'Strikethrough', icon: 'strikethrough', format: 'strikethrough' },
{ title: 'Superscript', icon: 'superscript', format: 'superscript' },
{ title: 'Subscript', icon: 'subscript', format: 'subscript' },
{ title: 'Code', icon: 'code', format: 'code' }
]
},
{
title: 'Blocks',
items: [
{ title: 'Paragraph', format: 'p' },
{ title: 'Blockquote', format: 'blockquote' }
]
},
{
title: 'Alignment',
items: [
{ title: 'Left', icon: 'alignleft', format: 'alignleft' },
{ title: 'Center', icon: 'aligncenter', format: 'aligncenter' },
{ title: 'Right', icon: 'alignright', format: 'alignright' },
{ title: 'Justify', icon: 'alignjustify', format: 'alignjustify' }
]
}
],
init_instance_callback: function(editor) {
var editorForm = $(editor.getContainer()).closest('form');
var menuBar = editorForm.find('.mce-menubar.mce-toolbar.mce-first .mce-flow-layout');
var editorToolbar = editorForm.find('.mce-top-part');
var editorToolbaroffset;
$('.tinymce-placeholder').css('height', $(editor.editorContainer).height() + 'px');
setTimeout(() => {
$(editor.editorContainer).addClass('show');
$('.tinymce-placeholder').remove();
}, 400);
// Init saved status label
if (editor.getContent() !== '') {
editorForm.find('.tinymce-status-badge').removeClass('hidden');
}
if ($('.navbar-secondary').length) {
editorToolbaroffset = $('.navbar-secondary').position().top + $('.navbar-secondary').height();
} else if ($('#main-nav').length) {
editorToolbaroffset = $('#main-nav').height();
} else {
editorToolbaroffset = 0;
}
if (GLOBAL_CONSTANTS.IS_SAFARI) {
editorToolbar.css('position', '-webkit-sticky');
} else {
editorToolbar.css('position', 'sticky');
}
editorToolbar.css('top', editorToolbaroffset + 'px').css('z-index', '100');
// Init image toolbar
initImageToolBar(editor);
// Update scroll position after exit
function updateScrollPosition() {
if (editorForm.offset().top < $(window).scrollTop()) {
$(window).scrollTop(editorForm.offset().top - 150);
}
}
// Init Save button
editorForm
.find('.tinymce-save-button')
.clone()
.appendTo(menuBar)
.on('click', function(event) {
event.preventDefault();
editorForm.clearFormErrors();
editor.setProgressState(1);
editor.save();
editorForm.submit();
updateScrollPosition();
});
// After save action
editorForm
.on('ajax:success', function(ev, data) {
editor.save();
editor.setProgressState(0);
editorForm.find('.tinymce-status-badge').removeClass('hidden');
editor.remove();
editorForm.find('.tinymce-view').html(data.html).removeClass('hidden');
editor.plugins.autosave.removeDraft();
removeDraft(editor, textAreaObject);
if (onSaveCallback) { onSaveCallback(); }
}).on('ajax:error', function(ev, data) {
var model = editor.getElement().dataset.objectType;
$(this).renderFormErrors(model, data.responseJSON);
editor.setProgressState(0);
});
// Init Cancel button
editorForm
.find('.tinymce-cancel-button')
.clone()
.appendTo(menuBar)
.on('click', function(event) {
event.preventDefault();
if (editor.isDirty()) {
editor.setContent($(selector).val());
}
editorForm.find('.tinymce-status-badge').addClass('hidden');
editorForm.find('.tinymce-view').removeClass('hidden');
editor.remove();
updateScrollPosition();
})
.removeClass('hidden');
// Set cursor to the end of the content
if (editor.settings.id !== 'step_description_textarea') {
editor.focus();
}
editor.selection.select(editor.getBody(), true);
editor.selection.collapse(false);
SmartAnnotation.init($(editor.contentDocument.activeElement));
SmartAnnotation.preventPropagation('.atwho-user-popover');
initHighlightjsIframe($(this.iframeElement).contents());
},
setup: function(editor) {
editor.on('keydown', function(e) {
if (e.keyCode === 13 && $(editor.contentDocument.activeElement).atwho('isSelecting')) {
return false;
}
return true;
});
editor.on('NodeChange', function(e) {
var node = e.element;
setTimeout(function() {
if ($(node).is('pre') && !editor.isHidden()) {
initHighlightjsIframe($(editor.iframeElement).contents());
}
}, 200);
});
editor.on('Dirty', function() {
makeItDirty(editor);
});
editor.on('StoreDraft', function() {
var location = draftLocation();
var storedDrafts = JSON.parse(sessionStorage.getItem(location) || '[]');
var draftName = textAreaObject.data('tinymce-object');
if (storedDrafts.includes(draftName) || !draftName) return;
storedDrafts.push(draftName);
sessionStorage.setItem(location, JSON.stringify(storedDrafts));
});
editor.on('remove', function() {
var menuBar = $(editor.getContainer()).find('.mce-menubar.mce-toolbar.mce-first .mce-flow-layout');
menuBar.find('.tinymce-save-button').remove();
menuBar.find('.tinymce-cancel-button').remove();
});
editor.on('blur', function(e) {
if ($('.atwho-view:visible').length || $('#MarvinJsModal:visible').length) return false;
setTimeout(() => {
if (editor.isNotDirty === false) {
$(editor.container).find('.tinymce-save-button').click();
} else {
$(editor.container).find('.tinymce-cancel-button').click();
}
}, 0);
return true;
});
editor.on('init', function(e) {
restoreDraftNotification(selector, editor);
});
},
codesample_content_css: $(selector).data('highlightjs-path')
});
}
},
destroyAll: function() {
_.each(tinyMCE.editors, function(editor) {
if (editor) {
editor.remove();
initHighlightjs();
}
});
},
refresh: function() {
this.destroyAll();
this.init();
},
getContent: function() {
return tinyMCE.editors[0].getContent();
},
updateImages(editor) {
var images;
var iframe = $('#' + editor.id).prev().find('.mce-edit-area iframe').contents();
images = $.map($('img', iframe), e => {
return e.dataset.mceToken;
});
$('#' + editor.id).next()[0].value = JSON.stringify(images);
return JSON.stringify(images);
},
makeItDirty: function(editor) {
makeItDirty(editor);
},
highlight: initHighlightjs,
initIfHasDraft: function(viewObject) {
var storedDrafts = sessionStorage.getItem(draftLocation());
var draftName = viewObject.data('tinymce-init');
if (storedDrafts && JSON.parse(storedDrafts)[0] === draftName) {
let top = viewObject.offset().top;
setTimeout(() => {
viewObject.click();
}, 0);
setTimeout(() => {
window.scrollTo(0, top - 150);
}, 2000);
}
}
});
}());
$(document).on('turbolinks:before-visit', function(e) {
_.each(tinyMCE.editors, function(editor) {
if (editor.isNotDirty === false) {
if (confirm(I18n.t('tiny_mce.leaving_warning'))) {
return false;
}
e.preventDefault();
return false;
}
return false;
});
});