75 lines
2.5 KiB
JavaScript
75 lines
2.5 KiB
JavaScript
(function ($, Drupal) {
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"use strict";
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/**
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* Disabling all links (except local fragment identifiers such as href="#frag")
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* in node previews to prevent users from leaving the page.
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*/
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Drupal.behaviors.nodePreviewDestroyLinks = {
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attach: function (context) {
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function clickPreviewModal(event) {
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// Only confirm leaving previews when left-clicking and user is not
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// pressing the ALT, CTRL, META (Command key on the Macintosh keyboard)
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// or SHIFT key.
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if (event.button === 0 && !event.altKey && !event.ctrlKey && !event.metaKey && !event.shiftKey) {
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event.preventDefault();
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var $previewDialog = $('<div>' + Drupal.theme('nodePreviewModal') + '</div>').appendTo('body');
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Drupal.dialog($previewDialog, {
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title: Drupal.t('Leave preview?'),
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buttons: [
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{
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text: Drupal.t('Cancel'),
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click: function () {
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$(this).dialog('close');
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}
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}, {
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text: Drupal.t('Leave preview'),
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click: function () {
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window.top.location.href = event.target.href;
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}
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}
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]
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}).showModal();
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}
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}
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var $preview = $(context).find('.content').once('node-preview');
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if ($(context).find('.node-preview-container').length) {
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$preview.on('click.preview', 'a:not([href^=#], #edit-backlink, #toolbar-administration a)', clickPreviewModal);
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}
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},
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detach: function (context, settings, trigger) {
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if (trigger === 'unload') {
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var $preview = $(context).find('.content').removeOnce('node-preview');
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if ($preview.length) {
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$preview.off('click.preview');
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}
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}
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}
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};
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/**
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* Switch view mode.
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*/
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Drupal.behaviors.nodePreviewSwitchViewMode = {
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attach: function (context) {
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var $autosubmit = $(context).find('[data-drupal-autosubmit]').once('autosubmit');
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if ($autosubmit.length) {
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$autosubmit.on('formUpdated.preview', function () {
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$(this.form).trigger('submit');
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});
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}
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}
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};
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Drupal.theme.nodePreviewModal = function () {
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return '<p>' +
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Drupal.t('Leaving the preview will cause unsaved changes to be lost. Are you sure you want to leave the preview?') +
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'</p><small class="description">' +
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Drupal.t('CTRL+Left click will prevent this dialog from showing and proceed to the clicked link.') + '</small>';
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};
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})(jQuery, Drupal);
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