479 lines
21 KiB
JavaScript
479 lines
21 KiB
JavaScript
/**
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* 2020 Anvanto
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*
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* NOTICE OF LICENSE
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*
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* This source file is subject to the Academic Free License (AFL 3.0)
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* that is bundled with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://opensource.org/licenses/afl-3.0.php
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@prestashop.com so we can send you a copy immediately.
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*
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* DISCLAIMER
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*
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* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
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* versions in the future. If you wish to customize PrestaShop for your
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* needs please refer to http://www.prestashop.com for more information.
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*
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* @author Anvanto (anvantoco@gmail.com)
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* @copyright 2020 anvanto.com
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* @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0)
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* International Registered Trademark & Property of PrestaShop SA
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*/
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(function ($) {
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$.widget(
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"mjs.nestedSortable",
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$.extend(
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{},
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$.ui.sortable.prototype,
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{
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options: {
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tabSize: 20,
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disableNesting: 'mjs-nestedSortable-no-nesting',
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errorClass: 'mjs-nestedSortable-error',
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doNotClear: false,
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listType: 'ol',
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maxLevels: 0,
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protectRoot: false,
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rootID: null,
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rtl: false,
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isAllowed: function (item, parent) {
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return true; }
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},
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_create: function () {
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this.element.data('sortable', this.element.data('nestedSortable'));
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if (!this.element.is(this.options.listType)) {
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throw new Error('nestedSortable: Please check the listType option is set to your actual list type');
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}
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return $.ui.sortable.prototype._create.apply(this, arguments);
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},
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destroy: function () {
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this.element
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.removeData("nestedSortable")
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.unbind(".nestedSortable");
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return $.ui.sortable.prototype.destroy.apply(this, arguments);
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},
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_mouseDrag: function (event) {
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//Compute the helpers position
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this.position = this._generatePosition(event);
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this.positionAbs = this._convertPositionTo("absolute");
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if (!this.lastPositionAbs) {
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this.lastPositionAbs = this.positionAbs;
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}
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var o = this.options;
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//Do scrolling
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if (this.options.scroll) {
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var scrolled = false;
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if (this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {
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if ((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity) {
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this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
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} else if (event.pageY - this.overflowOffset.top < o.scrollSensitivity) {
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this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
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}
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if ((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity) {
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this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
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} else if (event.pageX - this.overflowOffset.left < o.scrollSensitivity) {
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this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
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}
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} else {
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if (event.pageY - $(document).scrollTop() < o.scrollSensitivity) {
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scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
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} else if ($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) {
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scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
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}
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if (event.pageX - $(document).scrollLeft() < o.scrollSensitivity) {
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scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
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} else if ($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) {
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scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
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}
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}
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if (scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) {
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$.ui.ddmanager.prepareOffsets(this, event);
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}
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}
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//Regenerate the absolute position used for position checks
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this.positionAbs = this._convertPositionTo("absolute");
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// Find the top offset before rearrangement,
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var previousTopOffset = this.placeholder.offset().top;
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//Set the helper position
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if (!this.options.axis || this.options.axis != "y") {
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this.helper[0].style.left = this.position.left+'px';
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}
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if (!this.options.axis || this.options.axis != "x") {
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this.helper[0].style.top = this.position.top+'px';
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}
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//Rearrange
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for (var i = this.items.length - 1; i >= 0; i--) {
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//Cache variables and intersection, continue if no intersection
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var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
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if (!intersection) {
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continue;
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}
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if (itemElement != this.currentItem[0] //cannot intersect with itself
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&& this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
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&& !$.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
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&& (this.options.type == 'semi-dynamic' ? !$.contains(this.element[0], itemElement) : true)
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) {
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$(itemElement).mouseenter();
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this.direction = intersection == 1 ? "down" : "up";
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if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
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$(itemElement).mouseleave();
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this._rearrange(event, item);
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} else {
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break;
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}
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// Clear emtpy ul's/ol's
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this._clearEmpty(itemElement);
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this._trigger("change", event, this._uiHash());
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break;
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}
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}
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var parentItem = (this.placeholder[0].parentNode.parentNode &&
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$(this.placeholder[0].parentNode.parentNode).closest('.ui-sortable').length)
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? $(this.placeholder[0].parentNode.parentNode)
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: null,
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level = this._getLevel(this.placeholder),
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childLevels = this._getChildLevels(this.helper);
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// To find the previous sibling in the list, keep backtracking until we hit a valid list item.
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var previousItem = this.placeholder[0].previousSibling ? $(this.placeholder[0].previousSibling) : null;
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if (previousItem != null) {
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while (previousItem[0].nodeName.toLowerCase() != 'li' || previousItem[0] == this.currentItem[0] || previousItem[0] == this.helper[0]) {
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if (previousItem[0].previousSibling) {
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previousItem = $(previousItem[0].previousSibling);
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} else {
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previousItem = null;
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break;
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}
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}
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}
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// To find the next sibling in the list, keep stepping forward until we hit a valid list item.
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var nextItem = this.placeholder[0].nextSibling ? $(this.placeholder[0].nextSibling) : null;
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if (nextItem != null) {
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while (nextItem[0].nodeName.toLowerCase() != 'li' || nextItem[0] == this.currentItem[0] || nextItem[0] == this.helper[0]) {
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if (nextItem[0].nextSibling) {
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nextItem = $(nextItem[0].nextSibling);
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} else {
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nextItem = null;
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break;
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}
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}
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}
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var newList = document.createElement(o.listType);
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this.beyondMaxLevels = 0;
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// If the item is moved to the left, send it to its parent's level unless there are siblings below it.
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if (parentItem != null && nextItem == null
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&& (o.rtl && (this.positionAbs.left + this.helper.outerWidth() > parentItem.offset().left + parentItem.outerWidth())
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|| !o.rtl && (this.positionAbs.left < parentItem.offset().left))
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) {
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parentItem.after(this.placeholder[0]);
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this._clearEmpty(parentItem[0]);
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this._trigger("change", event, this._uiHash());
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} // If the item is below a sibling and is moved to the right, make it a child of that sibling.
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else if (previousItem != null
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&& (o.rtl && (this.positionAbs.left + this.helper.outerWidth() < previousItem.offset().left + previousItem.outerWidth() - o.tabSize)
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|| !o.rtl && (this.positionAbs.left > previousItem.offset().left + o.tabSize))
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) {
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this._isAllowed(previousItem, level, level+childLevels+1);
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if (!previousItem.children(o.listType).length) {
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previousItem[0].appendChild(newList);
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}
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// If this item is being moved from the top, add it to the top of the list.
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if (previousTopOffset && (previousTopOffset <= previousItem.offset().top)) {
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previousItem.children(o.listType).prepend(this.placeholder);
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} // Otherwise, add it to the bottom of the list.
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else {
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previousItem.children(o.listType)[0].appendChild(this.placeholder[0]);
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}
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this._trigger("change", event, this._uiHash());
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} else {
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this._isAllowed(parentItem, level, level+childLevels);
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}
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//Post events to containers
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this._contactContainers(event);
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//Interconnect with droppables
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if ($.ui.ddmanager) {
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$.ui.ddmanager.drag(this, event);
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}
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//Call callbacks
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this._trigger('sort', event, this._uiHash());
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this.lastPositionAbs = this.positionAbs;
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return false;
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},
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_mouseStop: function (event, noPropagation) {
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// If the item is in a position not allowed, send it back
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if (this.beyondMaxLevels) {
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this.placeholder.removeClass(this.options.errorClass);
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if (this.domPosition.prev) {
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$(this.domPosition.prev).after(this.placeholder);
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} else {
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$(this.domPosition.parent).prepend(this.placeholder);
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}
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this._trigger("revert", event, this._uiHash());
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}
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// Clean last empty ul/ol
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for (var i = this.items.length - 1; i >= 0; i--) {
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var item = this.items[i].item[0];
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this._clearEmpty(item);
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}
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$.ui.sortable.prototype._mouseStop.apply(this, arguments);
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},
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serialize: function (options) {
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var o = $.extend({}, this.options, options),
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items = this._getItemsAsjQuery(o && o.connected),
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str = [];
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$(items).each(
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function () {
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var res = ($(o.item || this).attr(o.attribute || 'id') || '')
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.match(o.expression || (/(.+)[-=_](.+)/)),
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pid = ($(o.item || this).parent(o.listType)
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.parent(o.items)
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.attr(o.attribute || 'id') || '')
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.match(o.expression || (/(.+)[-=_](.+)/));
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if (res) {
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str.push(
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((o.key || res[1]) + '[' + (o.key && o.expression ? res[1] : res[2]) + ']')
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+ '='
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+ (pid ? (o.key && o.expression ? pid[1] : pid[2]) : o.rootID)
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);
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}
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}
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);
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if (!str.length && o.key) {
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str.push(o.key + '=');
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}
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return str.join('&');
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},
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toHierarchy: function (options) {
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var o = $.extend({}, this.options, options),
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sDepth = o.startDepthCount || 0,
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ret = [];
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$(this.element).children(o.items).each(
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function () {
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var level = _recursiveItems(this);
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ret.push(level);
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}
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);
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return ret;
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function _recursiveItems(item)
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{
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var id = ($(item).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
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if (id) {
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var currentItem = {"id" : id[2]};
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if ($(item).children(o.listType).children(o.items).length > 0) {
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currentItem.children = [];
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$(item).children(o.listType).children(o.items).each(
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function () {
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var level = _recursiveItems(this);
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currentItem.children.push(level);
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}
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);
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}
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return currentItem;
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}
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}
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},
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toArray: function (options) {
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var o = $.extend({}, this.options, options),
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sDepth = o.startDepthCount || 0,
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ret = [],
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left = 2;
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ret.push(
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{
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"item_id": o.rootID,
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"parent_id": 'none',
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"depth": sDepth,
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"left": '1',
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"right": ($(o.items, this.element).length + 1) * 2
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}
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);
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$(this.element).children(o.items).each(
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function () {
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left = _recursiveArray(this, sDepth + 1, left);
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}
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);
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return ret.sort(
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function (a,b) {
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return (a.left - b.left);
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}
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);
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function _recursiveArray(item, depth, left)
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{
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var right = left + 1,
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id,
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pid;
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if ($(item).children(o.listType).children(o.items).length > 0) {
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depth ++;
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$(item).children(o.listType).children(o.items).each(
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function () {
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right = _recursiveArray($(this), depth, right);
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}
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);
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depth --;
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}
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id = ($(item).attr(o.attribute || 'id')).match(o.expression || (/(.+)[-=_](.+)/));
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if (depth === sDepth + 1) {
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pid = o.rootID;
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} else {
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var parentItem = ($(item).parent(o.listType)
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.parent(o.items)
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.attr(o.attribute || 'id'))
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.match(o.expression || (/(.+)[-=_](.+)/));
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pid = parentItem[2];
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}
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if (id) {
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ret.push({"item_id": id[2], "parent_id": pid, "depth": depth, "left": left, "right": right});
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}
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left = right + 1;
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return left;
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}
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},
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_clearEmpty: function (item) {
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var emptyList = $(item).children(this.options.listType);
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if (emptyList.length && !emptyList.children().length && !this.options.doNotClear) {
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emptyList.remove();
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}
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},
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_getLevel: function (item) {
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var level = 1;
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if (this.options.listType) {
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var list = item.closest(this.options.listType);
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while (list && list.length > 0 &&
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!list.is('.ui-sortable')) {
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level++;
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list = list.parent().closest(this.options.listType);
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}
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}
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return level;
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},
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_getChildLevels: function (parent, depth) {
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var self = this,
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o = this.options,
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result = 0;
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depth = depth || 0;
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$(parent).children(o.listType).children(o.items).each(
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function (index, child) {
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result = Math.max(self._getChildLevels(child, depth + 1), result);
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}
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);
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return depth ? result + 1 : result;
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},
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_isAllowed: function (parentItem, level, levels) {
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//noinspection RedundantConditionalExpressionJS
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var o = this.options,
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isRoot = !!$(this.domPosition.parent).hasClass('ui-sortable'),
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maxLevels = this.placeholder.closest('.ui-sortable').nestedSortable('option', 'maxLevels'); // this takes into account the maxLevels set to the recipient list
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// Is the root protected?
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// Are we trying to nest under a no-nest?
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// Are we nesting too deep?
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if (!o.isAllowed(this.currentItem, parentItem)
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|| parentItem && parentItem.hasClass(o.disableNesting)
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|| o.protectRoot && (parentItem == null && !isRoot || isRoot && level > 1)
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) {
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this.placeholder.addClass(o.errorClass);
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if (maxLevels < levels && maxLevels != 0) {
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this.beyondMaxLevels = levels - maxLevels;
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} else {
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this.beyondMaxLevels = 1;
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}
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} else {
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if (maxLevels < levels && maxLevels != 0) {
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this.placeholder.addClass(o.errorClass);
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this.beyondMaxLevels = levels - maxLevels;
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} else {
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this.placeholder.removeClass(o.errorClass);
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this.beyondMaxLevels = 0;
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}
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}
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}
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}
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)
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);
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$.mjs.nestedSortable.prototype.options = $.extend({}, $.ui.sortable.prototype.options, $.mjs.nestedSortable.prototype.options);
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})(jQuery);
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