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Issue #22: Add support for CKEditor 5. #24

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Issue #22: Add support for CKEditor 5. #24

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69 changes: 32 additions & 37 deletions insert.js
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,29 @@ Backdrop.behaviors.insert.attach = function(context) {
// Add the click handler to the insert button.
$('.insert-button:not(.insert-processed)', context).addClass('insert-processed').click(insert);

// CKEditor 5 does not keep track of the last active editor.
// See https://github.com/backdrop/backdrop-issues/issues/6770
// Keep track of the last-focused CKEditor 5 instance.
if (typeof(insertCKEditor) === 'undefined') {
insertCKEditor = false;
}
if (typeof(Backdrop.ckeditor5) !== 'undefined') {
// We need to wait until the CKEditor instance is created. A basic timeout
// is used here, but it's not guaranteed the instance will exist yet.
window.setTimeout(function() {
Backdrop.ckeditor5.instances.forEach(function (editor, editorId) {
if (!editor.insertEnabled) {
editor.insertEnabled = true;
editor.editing.view.document.on('change:isFocused', function (evt, data, isFocused) {
if (isFocused) {
insertCKEditor = editor;
}
});
}
});
}, 2000);
}

function insertSetActive() {
insertTextarea = this;
this.insertHasFocus = true;
Expand Down Expand Up @@ -129,44 +152,16 @@ Backdrop.insert = {
Backdrop.insert.activateTabPane(editorElement);
tinyMCE.activeEditor.execCommand('mceInsertContent', false, content);
}
// WYSIWYG support, should work in all editors if available.
else if (Backdrop.wysiwyg && Backdrop.wysiwyg.activeId) {
editorElement = document.getElementById(Backdrop.wysiwyg.activeId);
Backdrop.insert.activateTabPane(editorElement);
Backdrop.wysiwyg.instances[Backdrop.wysiwyg.activeId].insert(content)
}
// FCKeditor module support.
else if (typeof(FCKeditorAPI) != 'undefined' && typeof(fckActiveId) != 'undefined') {
editorElement = document.getElementById(fckActiveId);
Backdrop.insert.activateTabPane(editorElement);
FCKeditorAPI.Instances[fckActiveId].InsertHtml(content);
}
// Direct FCKeditor support (only body field supported).
else if (typeof(FCKeditorAPI) != 'undefined') {
// Try inserting into the body.
if (FCKeditorAPI.Instances[insertTextarea.id]) {
editorElement = insertTextarea;
Backdrop.insert.activateTabPane(editorElement);
FCKeditorAPI.Instances[insertTextarea.id].InsertHtml(content);
}
// Try inserting into the first instance we find (may occur with very
// old versions of FCKeditor).
else {
for (var n in FCKeditorAPI.Instances) {
editorElement = document.getElementById(n);
Backdrop.insert.activateTabPane(editorElement);
FCKeditorAPI.Instances[n].InsertHtml(content);
break;
}
}
}
// CKeditor module support.
else if (typeof(CKEDITOR) != 'undefined' && typeof(Backdrop.ckeditorActiveId) != 'undefined') {
editorElement = document.getElementById(Backdrop.ckeditorActiveId);
Backdrop.insert.activateTabPane(editorElement);
CKEDITOR.instances[Backdrop.ckeditorActiveId].insertHtml(content);
// CKEditor 5 module support.
// See https://ckeditor.com/docs/ckeditor5/latest/framework/how-tos.html#how-to-insert-some-content-into-the-editor
else if (insertCKEditor && insertCKEditor.sourceElement) {
Backdrop.insert.activateTabPane(insertCKEditor.sourceElement);
var insertPosition = insertCKEditor.model.document.selection.getFirstPosition();
var viewFragment = insertCKEditor.data.processor.toView(content);
var modelFragment = insertCKEditor.data.toModel(viewFragment);
insertCKEditor.model.insertContent(modelFragment, insertPosition);
}
// Direct CKeditor support (only body field supported).
// Direct CKEditor 4 support (only body field supported).
else if (typeof(CKEDITOR) != 'undefined' && CKEDITOR.instances[insertTextarea.id]) {
editorElement = insertTextarea;
Backdrop.insert.activateTabPane(editorElement);
Expand Down