67 lines
2.7 KiB
JavaScript
67 lines
2.7 KiB
JavaScript
define(["jquery"], function($) {
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var iframeBinding = function (e) {
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var target_element = null;
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if (typeof(e) === "undefined") {
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target_element = $("iframe, embed");
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} else {
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if (typeof(e.nodeName) !== 'undefined') {
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target_element = $(e).find("iframe, embed");
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} else {
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target_element = e.$("iframe, embed");
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}
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}
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modifyTagContent(target_element);
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};
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var modifyTagContent = function (target_element) {
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target_element.each(function() {
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if ($(this).prop('tagName') === 'IFRAME') {
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var ifr_source = $(this).attr('src');
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// Modify iframe src only if it is not empty
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if (ifr_source) {
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var wmode = "wmode=transparent";
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if (ifr_source.indexOf('?') !== -1) {
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var getQString = ifr_source.split('?');
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if (getQString[1].search('wmode=transparent') === -1) {
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var oldString = getQString[1];
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var newString = getQString[0];
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$(this).attr('src', newString + '?' + wmode + '&' + oldString);
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}
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}
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else {
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$(this).attr('src', ifr_source + '?' + wmode);
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}
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}
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}
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else {
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$(this).attr('wmode', 'transparent');
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}
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});
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};
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// Modify iframe/embed tags in provided html string
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// Use this method when provided data is just html sting not dom element
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// This method will only modify iframe (add wmode=transparent in url querystring) and embed (add wmode=transparent as attribute)
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// tags in html string so both tags will attach to dom and don't create z-index problem for other popups
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// Note: embed tags should be modified before rendering as they are static objects as compared to iframes
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// Note: this method can modify unintended html (invalid tags) while converting to dom object
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var iframeBindingHtml = function (html_string) {
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if (html_string){
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var target_element = null;
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var temp_content = document.createElement('div');
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$(temp_content).html(html_string);
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target_element = $(temp_content).find("iframe, embed");
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if (target_element.length > 0){
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modifyTagContent(target_element);
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html_string = $(temp_content).html();
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}
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}
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return html_string;
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};
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return {
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iframeBinding: iframeBinding,
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iframeBindingHtml: iframeBindingHtml
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};
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}); |