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template.js.tinymce.plugins.image.plugin.js Maven / Gradle / Ivy
/**
* plugin.js
*
* Released under LGPL License.
* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/*global tinymce:true */
tinymce.PluginManager.add('image', function(editor) {
function getImageSize(url, callback) {
var img = document.createElement('img');
function done(width, height) {
if (img.parentNode) {
img.parentNode.removeChild(img);
}
callback({width: width, height: height});
}
img.onload = function() {
done(Math.max(img.width, img.clientWidth), Math.max(img.height, img.clientHeight));
};
img.onerror = function() {
done();
};
var style = img.style;
style.visibility = 'hidden';
style.position = 'fixed';
style.bottom = style.left = 0;
style.width = style.height = 'auto';
document.body.appendChild(img);
img.src = url;
}
function buildListItems(inputList, itemCallback, startItems) {
function appendItems(values, output) {
output = output || [];
tinymce.each(values, function(item) {
var menuItem = {text: item.text || item.title};
if (item.menu) {
menuItem.menu = appendItems(item.menu);
} else {
menuItem.value = item.value;
itemCallback(menuItem);
}
output.push(menuItem);
});
return output;
}
return appendItems(inputList, startItems || []);
}
function createImageList(callback) {
return function() {
var imageList = editor.settings.image_list;
if (typeof imageList == "string") {
tinymce.util.XHR.send({
url: imageList,
success: function(text) {
callback(tinymce.util.JSON.parse(text));
}
});
} else if (typeof imageList == "function") {
imageList(callback);
} else {
callback(imageList);
}
};
}
function showDialog(imageList) {
var win, data = {}, dom = editor.dom, imgElm, figureElm;
var width, height, imageListCtrl, classListCtrl, imageDimensions = editor.settings.image_dimensions !== false;
function recalcSize() {
var widthCtrl, heightCtrl, newWidth, newHeight;
widthCtrl = win.find('#width')[0];
heightCtrl = win.find('#height')[0];
if (!widthCtrl || !heightCtrl) {
return;
}
newWidth = widthCtrl.value();
newHeight = heightCtrl.value();
if (win.find('#constrain')[0].checked() && width && height && newWidth && newHeight) {
if (width != newWidth) {
newHeight = Math.round((newWidth / width) * newHeight);
if (!isNaN(newHeight)) {
heightCtrl.value(newHeight);
}
} else {
newWidth = Math.round((newHeight / height) * newWidth);
if (!isNaN(newWidth)) {
widthCtrl.value(newWidth);
}
}
}
width = newWidth;
height = newHeight;
}
function onSubmitForm() {
var figureElm, oldImg;
function waitLoad(imgElm) {
function selectImage() {
imgElm.onload = imgElm.onerror = null;
if (editor.selection) {
editor.selection.select(imgElm);
editor.nodeChanged();
}
}
imgElm.onload = function() {
if (!data.width && !data.height && imageDimensions) {
dom.setAttribs(imgElm, {
width: imgElm.clientWidth,
height: imgElm.clientHeight
});
}
selectImage();
};
imgElm.onerror = selectImage;
}
updateStyle();
recalcSize();
data = tinymce.extend(data, win.toJSON());
if (!data.alt) {
data.alt = '';
}
if (!data.title) {
data.title = '';
}
if (data.width === '') {
data.width = null;
}
if (data.height === '') {
data.height = null;
}
if (!data.style) {
data.style = null;
}
// Setup new data excluding style properties
/*eslint dot-notation: 0*/
data = {
src: data.src,
alt: data.alt,
title: data.title,
width: data.width,
height: data.height,
style: data.style,
caption: data.caption,
"class": data["class"]
};
editor.undoManager.transact(function() {
if (!data.src) {
if (imgElm) {
dom.remove(imgElm);
editor.focus();
editor.nodeChanged();
}
return;
}
if (data.title === "") {
data.title = null;
}
if (!imgElm) {
data.id = '__mcenew';
editor.focus();
editor.selection.setContent(dom.createHTML('img', data));
imgElm = dom.get('__mcenew');
dom.setAttrib(imgElm, 'id', null);
} else {
dom.setAttribs(imgElm, data);
}
editor.editorUpload.uploadImagesAuto();
if (data.caption === false) {
if (dom.is(imgElm.parentNode, 'figure.image')) {
figureElm = imgElm.parentNode;
dom.insertAfter(imgElm, figureElm);
dom.remove(figureElm);
}
}
function isTextBlock(node) {
return editor.schema.getTextBlockElements()[node.nodeName];
}
if (data.caption === true) {
if (!dom.is(imgElm.parentNode, 'figure.image')) {
oldImg = imgElm;
imgElm = imgElm.cloneNode(true);
figureElm = dom.create('figure', {'class': 'image'});
figureElm.appendChild(imgElm);
figureElm.appendChild(dom.create('figcaption', {contentEditable: true}, 'Caption'));
figureElm.contentEditable = false;
var textBlock = dom.getParent(oldImg, isTextBlock);
if (textBlock) {
dom.split(textBlock, oldImg, figureElm);
} else {
dom.replace(figureElm, oldImg);
}
editor.selection.select(figureElm);
}
return;
}
waitLoad(imgElm);
});
}
function removePixelSuffix(value) {
if (value) {
value = value.replace(/px$/, '');
}
return value;
}
function srcChange(e) {
var srcURL, prependURL, absoluteURLPattern, meta = e.meta || {};
if (imageListCtrl) {
imageListCtrl.value(editor.convertURL(this.value(), 'src'));
}
tinymce.each(meta, function(value, key) {
win.find('#' + key).value(value);
});
if (!meta.width && !meta.height) {
srcURL = editor.convertURL(this.value(), 'src');
// Pattern test the src url and make sure we haven't already prepended the url
prependURL = editor.settings.image_prepend_url;
absoluteURLPattern = new RegExp('^(?:[a-z]+:)?//', 'i');
if (prependURL && !absoluteURLPattern.test(srcURL) && srcURL.substring(0, prependURL.length) !== prependURL) {
srcURL = prependURL + srcURL;
}
this.value(srcURL);
getImageSize(editor.documentBaseURI.toAbsolute(this.value()), function(data) {
if (data.width && data.height && imageDimensions) {
width = data.width;
height = data.height;
win.find('#width').value(width);
win.find('#height').value(height);
}
});
}
}
imgElm = editor.selection.getNode();
figureElm = dom.getParent(imgElm, 'figure.image');
if (figureElm) {
imgElm = dom.select('img', figureElm)[0];
}
if (imgElm && (imgElm.nodeName != 'IMG' || imgElm.getAttribute('data-mce-object') || imgElm.getAttribute('data-mce-placeholder'))) {
imgElm = null;
}
if (imgElm) {
width = dom.getAttrib(imgElm, 'width');
height = dom.getAttrib(imgElm, 'height');
data = {
src: dom.getAttrib(imgElm, 'src'),
alt: dom.getAttrib(imgElm, 'alt'),
title: dom.getAttrib(imgElm, 'title'),
"class": dom.getAttrib(imgElm, 'class'),
width: width,
height: height,
caption: !!figureElm
};
}
if (imageList) {
imageListCtrl = {
type: 'listbox',
label: 'Image list',
values: buildListItems(
imageList,
function(item) {
item.value = editor.convertURL(item.value || item.url, 'src');
},
[{text: 'None', value: ''}]
),
value: data.src && editor.convertURL(data.src, 'src'),
onselect: function(e) {
var altCtrl = win.find('#alt');
if (!altCtrl.value() || (e.lastControl && altCtrl.value() == e.lastControl.text())) {
altCtrl.value(e.control.text());
}
win.find('#src').value(e.control.value()).fire('change');
},
onPostRender: function() {
/*eslint consistent-this: 0*/
imageListCtrl = this;
}
};
}
if (editor.settings.image_class_list) {
classListCtrl = {
name: 'class',
type: 'listbox',
label: 'Class',
values: buildListItems(
editor.settings.image_class_list,
function(item) {
if (item.value) {
item.textStyle = function() {
return editor.formatter.getCssText({inline: 'img', classes: [item.value]});
};
}
}
)
};
}
// General settings shared between simple and advanced dialogs
var generalFormItems = [
{
name: 'src',
type: 'filepicker',
filetype: 'image',
label: 'Source',
autofocus: true,
onchange: srcChange
},
imageListCtrl
];
if (editor.settings.image_description !== false) {
generalFormItems.push({name: 'alt', type: 'textbox', label: 'Image description'});
}
if (editor.settings.image_title) {
generalFormItems.push({name: 'title', type: 'textbox', label: 'Image Title'});
}
if (imageDimensions) {
generalFormItems.push({
type: 'container',
label: 'Dimensions',
layout: 'flex',
direction: 'row',
align: 'center',
spacing: 5,
items: [
{name: 'width', type: 'textbox', maxLength: 5, size: 3, onchange: recalcSize, ariaLabel: 'Width'},
{type: 'label', text: 'x'},
{name: 'height', type: 'textbox', maxLength: 5, size: 3, onchange: recalcSize, ariaLabel: 'Height'},
{name: 'constrain', type: 'checkbox', checked: true, text: 'Constrain proportions'}
]
});
}
generalFormItems.push(classListCtrl);
if (editor.settings.image_caption && tinymce.Env.ceFalse) {
generalFormItems.push({name: 'caption', type: 'checkbox', label: 'Caption'});
}
function mergeMargins(css) {
if (css.margin) {
var splitMargin = css.margin.split(" ");
switch (splitMargin.length) {
case 1: //margin: toprightbottomleft;
css['margin-top'] = css['margin-top'] || splitMargin[0];
css['margin-right'] = css['margin-right'] || splitMargin[0];
css['margin-bottom'] = css['margin-bottom'] || splitMargin[0];
css['margin-left'] = css['margin-left'] || splitMargin[0];
break;
case 2: //margin: topbottom rightleft;
css['margin-top'] = css['margin-top'] || splitMargin[0];
css['margin-right'] = css['margin-right'] || splitMargin[1];
css['margin-bottom'] = css['margin-bottom'] || splitMargin[0];
css['margin-left'] = css['margin-left'] || splitMargin[1];
break;
case 3: //margin: top rightleft bottom;
css['margin-top'] = css['margin-top'] || splitMargin[0];
css['margin-right'] = css['margin-right'] || splitMargin[1];
css['margin-bottom'] = css['margin-bottom'] || splitMargin[2];
css['margin-left'] = css['margin-left'] || splitMargin[1];
break;
case 4: //margin: top right bottom left;
css['margin-top'] = css['margin-top'] || splitMargin[0];
css['margin-right'] = css['margin-right'] || splitMargin[1];
css['margin-bottom'] = css['margin-bottom'] || splitMargin[2];
css['margin-left'] = css['margin-left'] || splitMargin[3];
}
delete css.margin;
}
return css;
}
function updateStyle() {
function addPixelSuffix(value) {
if (value.length > 0 && /^[0-9]+$/.test(value)) {
value += 'px';
}
return value;
}
if (!editor.settings.image_advtab) {
return;
}
var data = win.toJSON(),
css = dom.parseStyle(data.style);
css = mergeMargins(css);
if (data.vspace) {
css['margin-top'] = css['margin-bottom'] = addPixelSuffix(data.vspace);
}
if (data.hspace) {
css['margin-left'] = css['margin-right'] = addPixelSuffix(data.hspace);
}
if (data.border) {
css['border-width'] = addPixelSuffix(data.border);
}
win.find('#style').value(dom.serializeStyle(dom.parseStyle(dom.serializeStyle(css))));
}
function updateVSpaceHSpaceBorder() {
if (!editor.settings.image_advtab) {
return;
}
var data = win.toJSON(),
css = dom.parseStyle(data.style);
win.find('#vspace').value("");
win.find('#hspace').value("");
css = mergeMargins(css);
//Move opposite equal margins to vspace/hspace field
if ((css['margin-top'] && css['margin-bottom']) || (css['margin-right'] && css['margin-left'])) {
if (css['margin-top'] === css['margin-bottom']) {
win.find('#vspace').value(removePixelSuffix(css['margin-top']));
} else {
win.find('#vspace').value('');
}
if (css['margin-right'] === css['margin-left']) {
win.find('#hspace').value(removePixelSuffix(css['margin-right']));
} else {
win.find('#hspace').value('');
}
}
//Move border-width
if (css['border-width']) {
win.find('#border').value(removePixelSuffix(css['border-width']));
}
win.find('#style').value(dom.serializeStyle(dom.parseStyle(dom.serializeStyle(css))));
}
if (editor.settings.image_advtab) {
// Parse styles from img
if (imgElm) {
if (imgElm.style.marginLeft && imgElm.style.marginRight && imgElm.style.marginLeft === imgElm.style.marginRight) {
data.hspace = removePixelSuffix(imgElm.style.marginLeft);
}
if (imgElm.style.marginTop && imgElm.style.marginBottom && imgElm.style.marginTop === imgElm.style.marginBottom) {
data.vspace = removePixelSuffix(imgElm.style.marginTop);
}
if (imgElm.style.borderWidth) {
data.border = removePixelSuffix(imgElm.style.borderWidth);
}
data.style = editor.dom.serializeStyle(editor.dom.parseStyle(editor.dom.getAttrib(imgElm, 'style')));
}
// Advanced dialog shows general+advanced tabs
win = editor.windowManager.open({
title: 'Insert/edit image',
data: data,
bodyType: 'tabpanel',
body: [
{
title: 'General',
type: 'form',
items: generalFormItems
},
{
title: 'Advanced',
type: 'form',
pack: 'start',
items: [
{
label: 'Style',
name: 'style',
type: 'textbox',
onchange: updateVSpaceHSpaceBorder
},
{
type: 'form',
layout: 'grid',
packV: 'start',
columns: 2,
padding: 0,
alignH: ['left', 'right'],
defaults: {
type: 'textbox',
maxWidth: 50,
onchange: updateStyle
},
items: [
{label: 'Vertical space', name: 'vspace'},
{label: 'Horizontal space', name: 'hspace'},
{label: 'Border', name: 'border'}
]
}
]
}
],
onSubmit: onSubmitForm
});
} else {
// Simple default dialog
win = editor.windowManager.open({
title: 'Insert/edit image',
data: data,
body: generalFormItems,
onSubmit: onSubmitForm
});
}
}
editor.on('preInit', function() {
function hasImageClass(node) {
var className = node.attr('class');
return className && /\bimage\b/.test(className);
}
function toggleContentEditableState(state) {
return function(nodes) {
var i = nodes.length, node;
function toggleContentEditable(node) {
node.attr('contenteditable', state ? 'true' : null);
}
while (i--) {
node = nodes[i];
if (hasImageClass(node)) {
node.attr('contenteditable', state ? 'false' : null);
tinymce.each(node.getAll('figcaption'), toggleContentEditable);
}
}
};
}
editor.parser.addNodeFilter('figure', toggleContentEditableState(true));
editor.serializer.addNodeFilter('figure', toggleContentEditableState(false));
});
editor.addButton('image', {
icon: 'image',
tooltip: 'Insert/edit image',
onclick: createImageList(showDialog),
stateSelector: 'img:not([data-mce-object],[data-mce-placeholder]),figure.image'
});
editor.addMenuItem('image', {
icon: 'image',
text: 'Insert/edit image',
onclick: createImageList(showDialog),
context: 'insert',
prependToContext: true
});
editor.addCommand('mceImage', createImageList(showDialog));
});
