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/** |
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* @package VikBooking |
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* @subpackage vik-content-builder |
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* @author Alessio Gaggii - E4J srl |
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* @copyright Copyright (C) 2025 E4J srl. All rights reserved. |
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* @license GNU General Public License version 2 or later; see LICENSE |
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* @link https://vikwp.com - https://e4j.com - https://e4jconnect.com |
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*/ |
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|
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/** |
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* Class handler to store the editor instances and switch building modes. |
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* |
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* AJAX requests may load this asset multiple times, so we declare an anonymous class, but |
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* we assign it to a variable using "var" because it is not block-scoped like "let" or "const". |
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*/ |
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var VikContentBuilder = class { |
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|
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/** @var array */ |
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static editors = new Array; |
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|
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/** |
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* Push the instance of an editor to the pool. |
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* |
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* @param object editor The editor instance. |
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* |
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* @return void |
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*/ |
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static pushEditor(editor) { |
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this.editors.push(editor); |
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} |
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|
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/** |
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* Switch between building modes. |
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* |
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* @param object elem DOM element object clicked. |
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* @param string mode Optional mode to switch to. |
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* |
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* @return void |
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*/ |
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static switchMode(elem, mode) { |
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// determine who triggered the mode switch |
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let btn = jQuery(elem); |
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if (mode) { |
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btn = btn.closest('.vik-contentbuilder-wrapper').find('.vik-contentbuilder-switcher-btn[data-switch="' + mode + '"]'); |
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} |
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|
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// determine the new building mode to activate |
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let switch_to = btn.attr("data-switch"); |
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|
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// toggle active mode button |
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btn.parent('.vik-contentbuilder-switcher').find('.vik-contentbuilder-switcher-btn').removeClass('vik-contentbuilder-switcher-btn-active'); |
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btn.addClass('vik-contentbuilder-switcher-btn-active'); |
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|
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// hide any mode content except the wanted one |
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let ed_conts = btn.closest('.vik-contentbuilder-wrapper'); |
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ed_conts.find('.vik-contentbuilder-inner [data-switch]').not('[data-switch="' + switch_to + '"]').hide(); |
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|
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// target building mode content |
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let target = ed_conts.find('.vik-contentbuilder-inner [data-switch="' + switch_to + '"]'); |
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|
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// determine how to display the requested building mode |
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if (switch_to.indexOf('modal') >= 0) { |
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// modal window |
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let container_id = target.attr('data-container'); |
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if (!container_id) { |
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container_id = switch_to; |
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} |
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|
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// get the proper visual editor container to move and display |
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let editor_container = ed_conts.find('.vik-contentbuilder-inner [data-switch="' + container_id + '"]').find('.vik-contentbuilder-editor-wrap'); |
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if (editor_container.length) { |
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// check if we also have an inline visual editor mode |
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let has_inline_ve = ed_conts.find('.vik-contentbuilder-inner [data-switch="visual"]').length; |
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|
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// display the modal window with the visual editor |
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let modal_body = VBOCore.displayModal({ |
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suffix: 'contentbuilder-' + switch_to, |
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extra_class: 'vbo-modal-rounded vbo-modal-large vbo-modal-nofooter vik-contentbuilder-modal-content', |
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lock_scroll: true, |
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draggable: false, |
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onDismiss: () => { |
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// put back the editor container element on its original position |
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editor_container.appendTo(ed_conts.find('.vik-contentbuilder-inner [data-switch="' + container_id + '"]')); |
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// switch to text mode or inline visual mode |
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VikContentBuilder.switchMode(btn, (has_inline_ve ? 'visual' : 'text')); |
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}, |
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}); |
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|
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// move the editor container element to the body of the modal window |
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editor_container.appendTo(modal_body); |
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} else { |
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// unexpcted markup, fallback to displaying the target |
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target.show(); |
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} |
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} else { |
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// show document target element |
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target.show(); |
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} |
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|
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// handle text mode special tag buttons |
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let text_mode_tags = jQuery('.vik-contentbuilder-textmode-sptags'); |
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if (text_mode_tags.length && switch_to.indexOf('text') >= 0) { |
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text_mode_tags.show(); |
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} else if (text_mode_tags.length && switch_to.indexOf('visual') >= 0) { |
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text_mode_tags.hide(); |
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} |
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} |
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} |
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|
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/** |
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* Class handler for uploading an image file and display it through Quill. |
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* |
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* AJAX requests may load this asset multiple times, so we declare an anonymous class, but |
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* we assign it to a variable using "var" because it is not block-scoped like "let" or "const". |
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*/ |
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var VikContentBuilderImageHandler = class { |
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|
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constructor(editor, endpoint) { |
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this.editor = editor; |
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this.endpoint = endpoint || null; |
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} |
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|
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setEndpoint(endpoint) { |
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if (endpoint && endpoint.length) { |
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this.endpoint = endpoint; |
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} |
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return this; |
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} |
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|
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present() { |
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var input = document.createElement('input'); |
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input.setAttribute('type', 'file'); |
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input.onchange = () => { |
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var file = input.files[0]; |
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var rgxi = /^image\//; |
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if (!file || !file.name || !rgxi.test(file.type)) { |
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alert('Only images are allowed.'); |
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return; |
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} |
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this.upload(file); |
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}; |
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input.click(); |
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} |
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|
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upload(file) { |
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if (!file instanceof File) { |
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console.error('Invalid file'); |
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return false; |
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} |
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|
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if (!this.endpoint) { |
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console.error('Missing endpoint'); |
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return false; |
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} |
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|
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// build form data |
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var formd = new FormData(); |
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formd.append('file', file); |
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formd.append('type', 'image'); |
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|
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// start progress |
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this.startProgress(); |
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|
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// perform the AJAX upload |
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var that = this; |
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var jqxhr = jQuery.ajax({ |
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xhr: function() { |
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var xhrobj = jQuery.ajaxSettings.xhr(); |
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if (xhrobj.upload) { |
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xhrobj.upload.addEventListener('progress', function(event) { |
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var percent = 0; |
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var position = event.loaded || event.position; |
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var total = event.total; |
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if (event.lengthComputable) { |
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percent = Math.ceil(position / total * 100); |
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} |
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// update progress |
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that.setProgress(percent); |
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}, false); |
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} |
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return xhrobj; |
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}, |
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url: that.endpoint, |
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type: 'POST', |
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contentType: false, |
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processData: false, |
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cache: false, |
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data: formd, |
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success: function(resp) { |
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try { |
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resp = JSON.parse(resp); |
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if (resp.status == 1) { |
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that.complete(resp); |
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} else { |
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throw resp.error ? resp.error : 'An error occurred! Please try again.'; |
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} |
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} catch (err) { |
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that.stopProgress(); |
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console.warn(err, resp); |
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alert(err); |
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} |
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}, |
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error: function(err) { |
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that.stopProgress(); |
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console.error(err.responseText); |
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alert('An error occurred. Please try again.'); |
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}, |
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}); |
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} |
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|
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complete(resp) { |
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this.stopProgress(); |
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this.editor.insertEmbed(this.editor.getSelection().index, 'image', resp.url); |
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} |
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|
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startProgress() { |
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// access the toolbar module |
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var toolbar = null; |
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try { |
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toolbar = this.editor.getModule('toolbar').container; |
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} catch(e) { |
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// do nothing |
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} |
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if (!toolbar) { |
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return false; |
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} |
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|
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// create progress element |
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this.progress_el = document.createElement("PROGRESS"); |
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this.progress_el.setAttribute('max', 100); |
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this.progress_el.setAttribute('value', 0); |
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|
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// append progress to toolbar |
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toolbar.appendChild(this.progress_el); |
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} |
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|
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setProgress(value) { |
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if (!this.progress_el) { |
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return false; |
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} |
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this.progress_el.setAttribute('value', value); |
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} |
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|
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stopProgress() { |
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if (!this.progress_el) { |
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return false; |
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} |
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this.progress_el.remove(); |
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this.progress_el = null; |
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} |
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} |
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|
