Current File : /home/t/r/a/tradesc/www/relax/wp-content/plugins/elementor-pro/assets/js/screenshot.js
/*! elementor-pro - v3.25.0 - 20-11-2024 */
/******/ (() => { // webpackBootstrap
/******/ "use strict";
/*!**************************************************************!*\
!*** ../modules/screenshots/assets/js/preview/screenshot.js ***!
\**************************************************************/
/* global ElementorScreenshotConfig */
class Screenshot extends elementorModules.ViewModule {
getDefaultSettings() {
return {
empty_content_headline: 'Empty Content.',
crop: {
width: 1200,
height: 1500
},
excluded_external_css_urls: ['https://kit-pro.fontawesome.com'],
external_images_urls: ['https://i.ytimg.com' // Youtube images domain.
],
timeout: 15000,
// Wait until screenshot taken or fail in 15 secs.
render_timeout: 5000,
// Wait until all the element will be loaded or 5 sec and then take screenshot.
timerLabel: null,
timer_label: `${ElementorScreenshotConfig.post_id} - timer`,
image_placeholder: 'data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=',
isDebug: elementorCommonConfig.isElementorDebug,
isDebugSvg: false,
...ElementorScreenshotConfig
};
}
getDefaultElements() {
const $elementor = jQuery(ElementorScreenshotConfig.selector);
const $sections = $elementor.find('.elementor-section-wrap > .elementor-section, .elementor > .elementor-section');
return {
$elementor,
$sections,
$firstSection: $sections.first(),
$notElementorElements: elementorCommon.elements.$body.find('> *:not(style, link)').not($elementor),
$head: jQuery('head')
};
}
onInit() {
super.onInit();
this.log('Screenshot init', 'time');
/**
* Hold the timeout timer
*
* @type {number|null}
*/
this.timeoutTimer = setTimeout(this.screenshotFailed.bind(this), this.getSettings('timeout'));
return this.captureScreenshot();
}
/**
* The main method for this class.
*/
captureScreenshot() {
if (!this.elements.$elementor.length) {
elementorCommon.helpers.consoleWarn('Screenshots: The content of this page is empty, the module will create a fake conent just for this screenshot.');
this.createFakeContent();
}
this.removeUnnecessaryElements();
this.handleIFrames();
this.removeFirstSectionMargin();
this.handleLinks();
this.loadExternalCss();
this.loadExternalImages();
return Promise.resolve().then(this.createImage.bind(this)).then(this.createImageElement.bind(this)).then(this.cropCanvas.bind(this)).then(this.save.bind(this)).then(this.screenshotSucceed.bind(this)).catch(this.screenshotFailed.bind(this));
}
/**
* Fake content for documents that dont have any content.
*/
createFakeContent() {
this.elements.$elementor = jQuery('<div>').css({
height: this.getSettings('crop.height'),
width: this.getSettings('crop.width'),
display: 'flex',
alignItems: 'center',
justifyContent: 'center'
});
this.elements.$elementor.append(jQuery('<h1>').css({
fontSize: '85px'
}).html(this.getSettings('empty_content_headline')));
document.body.prepend(this.elements.$elementor);
}
/**
* CSS from another server cannot be loaded with the current dom to image library.
* this method take all the links from another domain and proxy them.
*/
loadExternalCss() {
const excludedUrls = [this.getSettings('home_url'), ...this.getSettings('excluded_external_css_urls')];
const notSelector = excludedUrls.map(url => `[href^="${url}"]`).join(', ');
jQuery('link').not(notSelector).each((index, el) => {
const $link = jQuery(el),
$newLink = $link.clone();
$newLink.attr('href', this.getScreenshotProxyUrl($link.attr('href')));
this.elements.$head.append($newLink);
$link.remove();
});
}
/**
* Make a proxy to images urls that has some problems with cross origin (like youtube).
*/
loadExternalImages() {
const selector = this.getSettings('external_images_urls').map(url => `img[src^="${url}"]`).join(', ');
jQuery(selector).each((index, el) => {
const $img = jQuery(el);
$img.attr('src', this.getScreenshotProxyUrl($img.attr('src')));
});
}
/**
* Html to images libraries can not snapshot IFrames
* this method convert all the IFrames to some other elements.
*/
handleIFrames() {
this.elements.$elementor.find('iframe').each((index, el) => {
const $iframe = jQuery(el),
$iframeMask = jQuery('<div />', {
css: {
background: 'gray',
width: $iframe.width(),
height: $iframe.height()
}
});
$iframe.before($iframeMask);
$iframe.remove();
});
}
/**
* Remove all the sections that should not be in the screenshot.
*/
removeUnnecessaryElements() {
let currentHeight = 0;
this.elements.$sections.filter((index, el) => {
let shouldBeRemoved = false;
if (currentHeight >= this.getSettings('crop.height')) {
shouldBeRemoved = true;
}
currentHeight += jQuery(el).outerHeight();
return shouldBeRemoved;
}).each((index, el) => {
el.remove();
});
// Some 3rd party plugins inject elements into the dom, so this method removes all
// the elements that was injected, to make sure that it capture a screenshot only of the post itself.
this.elements.$notElementorElements.remove();
}
/**
* Some urls make some problems to the svg parser.
* this method convert all the urls to just '/'.
*/
handleLinks() {
elementorCommon.elements.$body.find('a').attr('href', '/');
}
/**
* Remove unnecessary margin from the first element of the post (singles and footers).
*/
removeFirstSectionMargin() {
this.elements.$firstSection.css({
marginTop: 0
});
}
/**
* Creates a png image.
*
* @return {Promise<unknown>} URI containing image data
*/
createImage() {
const pageLoadedPromise = new Promise(resolve => {
window.addEventListener('load', () => {
resolve();
});
});
const timeOutPromise = new Promise(resolve => {
setTimeout(() => {
resolve();
}, this.getSettings('render_timeout'));
});
return Promise.race([pageLoadedPromise, timeOutPromise]).then(() => {
this.log('Start creating screenshot.');
if (this.getSettings('isDebugSvg')) {
domtoimage.toSvg(document.body, {
imagePlaceholder: this.getSettings('image_placeholder')
}).then(svg => this.download(svg));
return Promise.reject('Debug SVG.');
}
// TODO: Extract to util function.
const isSafari = /^((?!chrome|android).)*safari/i.test(window.userAgent);
// Safari browser has some problems with the images that dom-to-images
// library creates, so in this specific case the screenshot uses html2canvas.
// Note that dom-to-image creates more accurate screenshot in "not safari" browsers.
if (isSafari) {
this.log('Creating screenshot with "html2canvas"');
return html2canvas(document.body).then(canvas => {
return canvas.toDataURL('image/png');
});
}
this.log('Creating screenshot with "dom-to-image"');
return domtoimage.toPng(document.body, {
imagePlaceholder: this.getSettings('image_placeholder')
});
});
}
/**
* Download a uri, use for debugging the svg that created from dom to image libraries.
*
* @param {string} uri
*/
download(uri) {
const $link = jQuery('<a/>', {
href: uri,
download: 'debugSvg.svg',
html: 'Download SVG'
});
elementorCommon.elements.$body.append($link);
$link.trigger('click');
}
/**
* Creates fake image element to get the size of the image later on.
*
* @param {string} dataUrl
* @return {Promise<HTMLImageElement>} Image Element
*/
createImageElement(dataUrl) {
const image = new Image();
image.src = dataUrl;
return new Promise(resolve => {
image.onload = () => resolve(image);
});
}
/**
* Crop the image to requested sizes.
*
* @param {HTMLImageElement} image
* @return {Promise<unknown>} Canvas
*/
cropCanvas(image) {
const width = this.getSettings('crop.width');
const height = this.getSettings('crop.height');
const cropCanvas = document.createElement('canvas'),
cropContext = cropCanvas.getContext('2d'),
ratio = width / image.width;
cropCanvas.width = width;
cropCanvas.height = height > image.height ? image.height : height;
cropContext.drawImage(image, 0, 0, image.width, image.height, 0, 0, image.width * ratio, image.height * ratio);
return Promise.resolve(cropCanvas);
}
/**
* Send the image to the server.
*
* @param {HTMLCanvasElement} canvas
* @return {Promise<unknown>} Screenshot URL
*/
save(canvas) {
return new Promise((resolve, reject) => {
elementorCommon.ajax.addRequest('screenshot_save', {
data: {
post_id: this.getSettings('post_id'),
screenshot: canvas.toDataURL('image/png')
},
success: url => {
this.log(`Screenshot created: ${encodeURI(url)}`);
resolve(url);
},
error: () => {
this.log('Failed to create screenshot.');
reject();
}
});
});
}
/**
* Mark this post screenshot as failed.
*/
markAsFailed() {
return new Promise((resolve, reject) => {
elementorCommon.ajax.addRequest('screenshot_failed', {
data: {
post_id: this.getSettings('post_id')
},
success: () => {
this.log(`Marked as failed.`);
resolve();
},
error: () => {
this.log('Failed to mark this screenshot as failed.');
reject();
}
});
});
}
/**
* @param {string} url
* @return {string} Screenshot Proxy URL
*/
getScreenshotProxyUrl(url) {
return `${this.getSettings('home_url')}?screenshot_proxy&nonce=${this.getSettings('nonce')}&href=${url}`;
}
/**
* Notify that the screenshot has been succeed.
*
* @param {string} imageUrl
*/
screenshotSucceed(imageUrl) {
this.screenshotDone(true, imageUrl);
}
/**
* Notify that the screenshot has been failed.
*
* @param {Error} e
*/
screenshotFailed(e) {
this.log(e, null);
this.markAsFailed().then(() => this.screenshotDone(false));
}
/**
* Final method of the screenshot.
*
* @param {boolean} success
* @param {string} imageUrl
*/
screenshotDone(success, imageUrl = null) {
clearTimeout(this.timeoutTimer);
this.timeoutTimer = null;
// Send the message to the parent window and not to the top.
// e.g: The `Theme builder` is loaded into an iFrame so the message of the screenshot
// should be sent to the `Theme builder` window and not to the top window.
window.parent.postMessage({
name: 'capture-screenshot-done',
success,
id: this.getSettings('post_id'),
imageUrl
}, '*');
this.log(`Screenshot ${success ? 'Succeed' : 'Failed'}.`, 'timeEnd');
}
/**
* Log messages for debugging.
*
* @param {any} message
* @param {string?} timerMethod
*/
log(message, timerMethod = 'timeLog') {
if (!this.getSettings('isDebug')) {
return;
}
// eslint-disable-next-line no-console
console.log('string' === typeof message ? `${this.getSettings('post_id')} - ${message}` : message);
if (timerMethod) {
// eslint-disable-next-line no-console
console[timerMethod](this.getSettings('timer_label'));
}
}
}
jQuery(() => {
new Screenshot();
});
/******/ })()
;
//# sourceMappingURL=screenshot.js.map
Mini Shell