74 lines
2.2 KiB
JavaScript
74 lines
2.2 KiB
JavaScript
/* Icinga Web 2 | (c) 2017 Icinga Development Team | GPLv2+ */
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/**
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* Icinga.Behavior.Detach
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*
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* Detaches DOM elements before an auto-refresh and attaches them back afterwards
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*/
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(function(Icinga, $) {
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'use strict';
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function Detach(icinga) {
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Icinga.EventListener.call(this, icinga);
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}
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Detach.prototype = new Icinga.EventListener();
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/**
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* Mutates the HTML before it is placed in the DOM after a reload
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*
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* @param content {string} The content to be rendered
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* @param $container {jQuery} The target container
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* @param action {string} The URL that caused the reload
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* @param autorefresh {bool} Whether the rendering is due to an auto-refresh
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*
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* @return {string|null} The content to be rendered or null, when nothing should be changed
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*/
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Detach.prototype.renderHook = function(content, $container, action, autorefresh) {
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// Exit early
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if (! autorefresh) {
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return content;
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} else {
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var containerId = $container.attr('id');
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if (containerId === 'menu' || containerId === 'application-state') {
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return content;
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}
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}
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if (! $container.find('.detach:first').length) {
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return content;
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}
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var $content = $('<div></div>').append(content);
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var icinga = this.icinga;
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$content.find('.detach').each(function() {
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// Selector only works w/ IDs because it was initially built to work w/ absolute paths only
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var $detachTarget = $(this);
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var detachTargetId = $detachTarget.attr('id');
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if (detachTargetId === undefined) {
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return;
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}
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var selector = '#' + detachTargetId + ':first';
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var $detachSource = $container.find(selector);
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if ($detachSource.length) {
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icinga.logger.debug('Detaching ' + selector);
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$detachSource.detach();
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$detachTarget.replaceWith($detachSource);
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$detachTarget.remove();
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}
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});
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return $content.html();
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};
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Icinga.Behaviors = Icinga.Behaviors || {};
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Icinga.Behaviors.Detach = Detach;
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}) (Icinga, jQuery);
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