161 lines
5.6 KiB
JavaScript
161 lines
5.6 KiB
JavaScript
jQuery(document).ready(function ($) {
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let bodhisvgsReplacements = 0;
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// Function to replace the img tag with the SVG
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function bodhisvgsReplace(img) {
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var imgID = img.attr('id');
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var imgClass = img.attr('class');
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var imgURL = img.attr('src');
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// Set svg size to the original img size
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// var imgWidth = $img.attr('width');
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// var imgHeight = $img.attr('height');
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// Ensure the URL ends with .svg before proceeding
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if (!imgURL.endsWith('svg')) {
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console.log('Not an SVG:', imgURL);
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return;
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}
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// Use jQuery's get method to fetch the SVG
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$.get(imgURL, function(data) {
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// Get the SVG tag, ignore the rest
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var $svg = $(data).find('svg');
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var svgID = $svg.attr('id');
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// Add replaced image's ID to the new SVG if necessary
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if (typeof imgID === 'undefined') {
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if (typeof svgID === 'undefined') {
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imgID = 'svg-replaced-' + bodhisvgsReplacements;
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$svg = $svg.attr('id', imgID);
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} else {
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imgID = svgID;
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}
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} else {
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$svg = $svg.attr('id', imgID);
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}
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// Add replaced image's classes to the new SVG
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if (typeof imgClass !== 'undefined') {
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$svg = $svg.attr('class', imgClass + ' replaced-svg svg-replaced-' + bodhisvgsReplacements);
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}
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// Remove any invalid XML tags as per http://validator.w3.org
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$svg = $svg.removeAttr('xmlns:a');
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// If sanitization is enabled, sanitize the SVG code
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if (frontSanitizationEnabled === 'on' && $svg[0]['outerHTML'] != "") {
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console.log('Sanitizing SVG:', imgURL);
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$svg = DOMPurify.sanitize($svg[0]['outerHTML']);
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}
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// Replace image with new SVG
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img.replaceWith($svg);
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// Trigger custom event after SVG is loaded
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$(document).trigger('svg.loaded', [imgID]);
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// Increment the replacements counter
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bodhisvgsReplacements++;
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}, 'xml').fail(function() {
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console.error('Failed to load SVG:', imgURL);
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});
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}
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// Wrap in IIFE so that it can be called again later as bodhisvgsInlineSupport();
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(bodhisvgsInlineSupport = function () {
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console.log('Running bodhisvgsInlineSupport');
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// If force inline SVG option is active then add class
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if (ForceInlineSVGActive === 'true') {
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// Find all SVG inside img and add class if it hasn't got it
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jQuery('img').each(function () {
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// Check if the SRC attribute is present at all
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if (typeof jQuery(this).attr('src') !== typeof undefined && jQuery(this).attr('src') !== false) {
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// Pick only those with the extension we want
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if (jQuery(this).attr('src').match(/\.(svg)/)) {
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// Add our class name
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if (!jQuery(this).hasClass(cssTarget.ForceInlineSVG)) {
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jQuery(this).addClass(cssTarget.ForceInlineSVG);
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}
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}
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}
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});
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}
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// Polyfill to support all older browsers
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// delete when not needed in the future
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if (!String.prototype.endsWith) {
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String.prototype.endsWith = function (searchString, position) {
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var subjectString = this.toString();
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if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) {
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position = subjectString.length;
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}
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position -= searchString.length;
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var lastIndex = subjectString.lastIndexOf(searchString, position);
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return lastIndex !== -1 && lastIndex === position;
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};
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} // end polyfill
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// Another snippet to support IE11
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String.prototype.endsWith = function (pattern) {
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var d = this.length - pattern.length;
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return d >= 0 && this.lastIndexOf(pattern) === d;
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};
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// End snippet to support IE11
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// Check to see if user set alternate class
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var target;
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if (ForceInlineSVGActive === 'true') {
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target = cssTarget.Bodhi !== 'img.' ? cssTarget.Bodhi : 'img.style-svg';
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} else {
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target = cssTarget !== 'img.' ? cssTarget.Bodhi : 'img.style-svg';
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}
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console.log('Initial target:', target);
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// Ensure target is a string before applying replace method
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if (typeof target === 'string') {
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target = target.replace("img", "");
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console.log('Modified target:', target);
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} else {
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console.error('Target is not a string:', target);
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return;
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}
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// Replace images with SVGs based on the target class
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$(target).each(function (index) {
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// If image then send for replacement
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if (typeof $(this).attr('src') !== typeof undefined && $(this).attr('src') !== false) {
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bodhisvgsReplace($(this));
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} else {
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// Look for SVG children and send for replacement
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$(this).find("img").each(function (i) {
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if (typeof $(this).attr('src') !== typeof undefined && $(this).attr('src') !== false) {
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bodhisvgsReplace($(this));
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}
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});
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}
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});
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})(); // Execute immediately
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});
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