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Edit File: jquery.nestable.min.js

(function(factory){"use strict";if(typeof define==="function"&&define.amd){define(["jquery","jquery-ui/ui/sortable"],factory)}else{factory(window.jQuery)}})(function($){"use strict";function isOverAxis(x,reference,size){return x>reference&&x<reference+size}$.widget("mjs.nestedSortable",$.extend({},$.ui.sortable.prototype,{options:{disableParentChange:false,doNotClear:false,expandOnHover:700,isAllowed:function(){return true},isTree:false,listType:"ol",maxLevels:0,protectRoot:false,rootID:null,rtl:false,startCollapsed:false,tabSize:20,branchClass:"mjs-nestedSortable-branch",collapsedClass:"mjs-nestedSortable-collapsed",disableNestingClass:"mjs-nestedSortable-no-nesting",errorClass:"mjs-nestedSortable-error",expandedClass:"mjs-nestedSortable-expanded",hoveringClass:"mjs-nestedSortable-hovering",leafClass:"mjs-nestedSortable-leaf",disabledClass:"mjs-nestedSortable-disabled"},_create:function(){var self=this,err;this.element.data("ui-sortable",this.element.data("mjs-nestedSortable"));if(!this.element.is(this.options.listType)){err="nestedSortable: "+"Please check that the listType option is set to your actual list type";throw new Error(err)}if(this.options.isTree&&this.options.expandOnHover){this.options.tolerance="intersect"}$.ui.sortable.prototype._create.apply(this,arguments);if(this.options.isTree){$(this.items).each(function(){var $li=this.item,hasCollapsedClass=$li.hasClass(self.options.collapsedClass),hasExpandedClass=$li.hasClass(self.options.expandedClass);if($li.children(self.options.listType).length){$li.addClass(self.options.branchClass);if(!hasCollapsedClass&&!hasExpandedClass){if(self.options.startCollapsed){$li.addClass(self.options.collapsedClass)}else{$li.addClass(self.options.expandedClass)}}}else{$li.addClass(self.options.leafClass)}})}},_destroy:function(){this.element.removeData("mjs-nestedSortable").removeData("ui-sortable");return $.ui.sortable.prototype._destroy.apply(this,arguments)},_mouseDrag:function(event){var i,item,itemElement,intersection,self=this,o=this.options,scrolled=false,$document=$(document),previousTopOffset,parentItem,level,childLevels,itemAfter,itemBefore,newList,method,a,previousItem,nextItem,helperIsNotSibling;this.position=this._generatePosition(event);this.positionAbs=this._convertPositionTo("absolute");if(!this.lastPositionAbs){this.lastPositionAbs=this.positionAbs}if(this.options.scroll){if(this.scrollParent[0]!==document&&this.scrollParent[0].tagName!=="HTML"){if(this.overflowOffset.top+this.scrollParent[0].offsetHeight-event.pageY<o.scrollSensitivity){scrolled=this.scrollParent.scrollTop()+o.scrollSpeed;this.scrollParent.scrollTop(scrolled)}else if(event.pageY-this.overflowOffset.top<o.scrollSensitivity){scrolled=this.scrollParent.scrollTop()-o.scrollSpeed;this.scrollParent.scrollTop(scrolled)}if(this.overflowOffset.left+this.scrollParent[0].offsetWidth-event.pageX<o.scrollSensitivity){scrolled=this.scrollParent.scrollLeft()+o.scrollSpeed;this.scrollParent.scrollLeft(scrolled)}else if(event.pageX-this.overflowOffset.left<o.scrollSensitivity){scrolled=this.scrollParent.scrollLeft()-o.scrollSpeed;this.scrollParent.scrollLeft(scrolled)}}else{if(event.pageY-$document.scrollTop()<o.scrollSensitivity){scrolled=$document.scrollTop()-o.scrollSpeed;$document.scrollTop(scrolled)}else if($(window).height()-(event.pageY-$document.scrollTop())<o.scrollSensitivity){scrolled=$document.scrollTop()+o.scrollSpeed;$document.scrollTop(scrolled)}if(event.pageX-$document.scrollLeft()<o.scrollSensitivity){scrolled=$document.scrollLeft()-o.scrollSpeed;$document.scrollLeft(scrolled)}else if($(window).width()-(event.pageX-$document.scrollLeft())<o.scrollSensitivity){scrolled=$document.scrollLeft()+o.scrollSpeed;$document.scrollLeft(scrolled)}}if(scrolled!==false&&$.ui.ddmanager&&!o.dropBehaviour){$.ui.ddmanager.prepareOffsets(this,event)}}this.positionAbs=this._convertPositionTo("absolute");previousTopOffset=this.placeholder.offset().top;if(!this.options.axis||this.options.axis!=="y"){this.helper[0].style.left=this.position.left+"px"}if(!this.options.axis||this.options.axis!=="x"){this.helper[0].style.top=this.position.top+"px"}this.hovering=this.hovering?this.hovering:null;this.mouseentered=this.mouseentered?this.mouseentered:false;(function(){var _parentItem=this.placeholder.parent().parent();if(_parentItem&&_parentItem.closest(".ui-sortable").length){parentItem=_parentItem}}).call(this);level=this._getLevel(this.placeholder);childLevels=this._getChildLevels(this.helper);newList=document.createElement(o.listType);this.dragDirection={vertical:this._getDragVerticalDirection(),horizontal:this._getDragHorizontalDirection()};for(i=this.items.length-1;i>=0;i--){item=this.items[i];itemElement=item.item[0];intersection=this._intersectsWithPointer(item);if(!intersection){continue}if(item.instance!==this.currentContainer){continue}if(itemElement.className.indexOf(o.disabledClass)!==-1){if(intersection===2){itemAfter=this.items[i+1];if(itemAfter&&itemAfter.item.hasClass(o.disabledClass)){continue}}else if(intersection===1){itemBefore=this.items[i-1];if(itemBefore&&itemBefore.item.hasClass(o.disabledClass)){continue}}}method=intersection===1?"next":"prev";if(itemElement!==this.currentItem[0]&&this.placeholder[method]()[0]!==itemElement&&!$.contains(this.placeholder[0],itemElement)&&(this.options.type==="semi-dynamic"?!$.contains(this.element[0],itemElement):true)){if(!this.mouseentered){$(itemElement).mouseenter();this.mouseentered=true}if(o.isTree&&$(itemElement).hasClass(o.collapsedClass)&&o.expandOnHover){if(!this.hovering){$(itemElement).addClass(o.hoveringClass);this.hovering=window.setTimeout(function(){$(itemElement).removeClass(o.collapsedClass).addClass(o.expandedClass);self.refreshPositions();self._trigger("expand",event,[self._uiHash(),itemElement])},o.expandOnHover)}}this.direction=intersection===1?"down":"up";if(this.options.tolerance==="pointer"||this._intersectsWithSides(item)){$(itemElement).mouseleave();this.mouseentered=false;$(itemElement).removeClass(o.hoveringClass);if(this.hovering){window.clearTimeout(this.hovering)}this.hovering=null;if(o.protectRoot&&!(this.currentItem[0].parentNode===this.element[0]&&itemElement.parentNode!==this.element[0])){if(this.currentItem[0].parentNode!==this.element[0]&&itemElement.parentNode===this.element[0]){if(!$(itemElement).children(o.listType).length){itemElement.appendChild(newList);if(o.isTree){$(itemElement).removeClass(o.leafClass).addClass(o.branchClass+" "+o.expandedClass)}}if(this.direction==="down"){a=$(itemElement).prev().children(o.listType)}else{a=$(itemElement).children(o.listType)}if(a[0]!==undefined){this._rearrange(event,null,a)}}else{this._rearrange(event,item)}}else if(!o.protectRoot){this._rearrange(event,item)}}else{break}this._clearEmpty(itemElement);this._trigger("change",event,this._uiHash());break}}(function(){var _previousItem=this.placeholder.prev();if(_previousItem.length){previousItem=_previousItem}else{previousItem=null}}).call(this);if(previousItem!=null){while(previousItem[0].nodeName.toLowerCase()!=="li"||previousItem[0].className.indexOf(o.disabledClass)!==-1||previousItem[0]===this.currentItem[0]||previousItem[0]===this.helper[0]){if(previousItem[0].previousSibling){previousItem=$(previousItem[0].previousSibling)}else{previousItem=null;break}}}(function(){var _nextItem=this.placeholder.next();if(_nextItem.length){nextItem=_nextItem}else{nextItem=null}}).call(this);if(nextItem!=null){while(nextItem[0].nodeName.toLowerCase()!=="li"||nextItem[0].className.indexOf(o.disabledClass)!==-1||nextItem[0]===this.currentItem[0]||nextItem[0]===this.helper[0]){if(nextItem[0].nextSibling){nextItem=$(nextItem[0].nextSibling)}else{nextItem=null;break}}}this.beyondMaxLevels=0;if(parentItem!=null&&nextItem==null&&!(o.protectRoot&&parentItem[0].parentNode==this.element[0])&&(o.rtl&&this.positionAbs.left+this.helper.outerWidth()>parentItem.offset().left+parentItem.outerWidth()||!o.rtl&&this.positionAbs.left<parentItem.offset().left)){parentItem.after(this.placeholder[0]);helperIsNotSibling=!parentItem.children(o.listItem).children("li:visible:not(.ui-sortable-helper)").length;if(o.isTree&&helperIsNotSibling){parentItem.removeClass(this.options.branchClass+" "+this.options.expandedClass).addClass(this.options.leafClass)}if(typeof parentItem!=="undefined")this._clearEmpty(parentItem[0]);this._trigger("change",event,this._uiHash())}else if(previousItem!=null&&!previousItem.hasClass(o.disableNestingClass)&&(previousItem.children(o.listType).length&&previousItem.children(o.listType).is(":visible")||!previousItem.children(o.listType).length)&&!(o.protectRoot&&this.currentItem[0].parentNode===this.element[0])&&(o.rtl&&this.positionAbs.left+this.helper.outerWidth()<previousItem.offset().left+previousItem.outerWidth()-o.tabSize||!o.rtl&&this.positionAbs.left>previousItem.offset().left+o.tabSize)){this._isAllowed(previousItem,level,level+childLevels+1);if(!previousItem.children(o.listType).length){previousItem[0].appendChild(newList);if(o.isTree){previousItem.removeClass(o.leafClass).addClass(o.branchClass+" "+o.expandedClass)}}if(previousTopOffset&&previousTopOffset<=previousItem.offset().top){previousItem.children(o.listType).prepend(this.placeholder)}else{previousItem.children(o.listType)[0].appendChild(this.placeholder[0])}if(typeof parentItem!=="undefined")this._clearEmpty(parentItem[0]);this._trigger("change",event,this._uiHash())}else{this._isAllowed(parentItem,level,level+childLevels)}this._contactContainers(event);if($.ui.ddmanager){$.ui.ddmanager.drag(this,event)}this._trigger("sort",event,this._uiHash());this.lastPositionAbs=this.positionAbs;return false},_mouseStop:function(event){if(this.beyondMaxLevels){this.placeholder.removeClass(this.options.errorClass);if(this.domPosition.prev){$(this.domPosition.prev).after(this.placeholder)}else{$(this.domPosition.parent).prepend(this.placeholder)}this._trigger("revert",event,this._uiHash())}$("."+this.options.hoveringClass).mouseleave().removeClass(this.options.hoveringClass);this.mouseentered=false;if(this.hovering){window.clearTimeout(this.hovering)}this.hovering=null;this._relocate_event=event;this._pid_current=$(this.domPosition.parent).parent().attr("id");this._sort_current=this.domPosition.prev?$(this.domPosition.prev).next().index():0;$.ui.sortable.prototype._mouseStop.apply(this,arguments)},_intersectsWithSides:function(item){var half=this.options.isTree?.8:.5,isOverBottomHalf=isOverAxis(this.positionAbs.top+this.offset.click.top,item.top+item.height*half,item.height),isOverTopHalf=isOverAxis(this.positionAbs.top+this.offset.click.top,item.top-item.height*half,item.height),isOverRightHalf=isOverAxis(this.positionAbs.left+this.offset.click.left,item.left+item.width/2,item.width),verticalDirection=this._getDragVerticalDirection(),horizontalDirection=this._getDragHorizontalDirection();if(this.floating&&horizontalDirection){return horizontalDirection==="right"&&isOverRightHalf||horizontalDirection==="left"&&!isOverRightHalf}else{return verticalDirection&&(verticalDirection==="down"&&isOverBottomHalf||verticalDirection==="up"&&isOverTopHalf)}},_contactContainers:function(){if(this.options.protectRoot&&this.currentItem[0].parentNode===this.element[0]){return}$.ui.sortable.prototype._contactContainers.apply(this,arguments)},_clear:function(){var i,item;$.ui.sortable.prototype._clear.apply(this,arguments);if(!(this._pid_current===this._uiHash().item.parent().parent().attr("id")&&this._sort_current===this._uiHash().item.index())){this._trigger("relocate",this._relocate_event,this._uiHash())}for(i=this.items.length-1;i>=0;i--){item=this.items[i].item[0];this._clearEmpty(item)}},serialize:function(options){var o=$.extend({},this.options,options),items=this._getItemsAsjQuery(o&&o.connected),str=[];$(items).each(function(){var res=($(o.item||this).attr(o.attribute||"id")||"").match(o.expression||/(.+)[-=_](.+)/),pid=($(o.item||this).parent(o.listType).parent(o.items).attr(o.attribute||"id")||"").match(o.expression||/(.+)[-=_](.+)/);if(res){str.push((o.key||res[1])+"["+(o.key&&o.expression?res[1]:res[2])+"]"+"="+(pid?o.key&&o.expression?pid[1]:pid[2]:o.rootID))}});if(!str.length&&o.key){str.push(o.key+"=")}return str.join("&")},toHierarchy:function(options){var o=$.extend({},this.options,options),ret=[];$(this.element).children(o.items).each(function(){var level=_recursiveItems(this);ret.push(level)});return ret;function _recursiveItems(item){var id=($(item).attr(o.attribute||"id")||"").match(o.expression||/(.+)[-=_](.+)/),currentItem;var data=$(item).data();if(data.nestedSortableItem){delete data.nestedSortableItem}if(id){currentItem={id:id[2]};currentItem=$.extend({},currentItem,data);if($(item).children(o.listType).children(o.items).length>0){currentItem.children=[];$(item).children(o.listType).children(o.items).each(function(){var level=_recursiveItems(this);currentItem.children.push(level)})}return currentItem}}},toArray:function(options){var o=$.extend({},this.options,options),sDepth=o.startDepthCount||0,ret=[],left=1;if(!o.excludeRoot){ret.push({item_id:o.rootID,parent_id:null,depth:sDepth,left:left,right:($(o.items,this.element).length+1)*2});left++}$(this.element).children(o.items).each(function(){left=_recursiveArray(this,sDepth,left)});ret=ret.sort(function(a,b){return a.left-b.left});return ret;function _recursiveArray(item,depth,_left){var right=_left+1,id,pid,parentItem;if($(item).children(o.listType).children(o.items).length>0){depth++;$(item).children(o.listType).children(o.items).each(function(){right=_recursiveArray($(this),depth,right)});depth--}id=($(item).attr(o.attribute||"id")||"").match(o.expression||/(.+)[-=_](.+)/);if(depth===sDepth){pid=o.rootID}else{parentItem=$(item).parent(o.listType).parent(o.items).attr(o.attribute||"id").match(o.expression||/(.+)[-=_](.+)/);pid=parentItem[2]}if(id){var data=$(item).children("div").data();var itemObj=$.extend(data,{id:id[2],parent_id:pid,depth:depth,left:_left,right:right});ret.push(itemObj)}_left=right+1;return _left}},_clearEmpty:function(item){function replaceClass(elem,search,replace,swap){if(swap){search=[replace,replace=search][0]}$(elem).removeClass(search).addClass(replace)}var o=this.options,childrenList=$(item).children(o.listType),hasChildren=childrenList.has("li").length;var doNotClear=o.doNotClear||hasChildren||o.protectRoot&&$(item)[0]===this.element[0];if(o.isTree){replaceClass(item,o.branchClass,o.leafClass,doNotClear)}if(!doNotClear){childrenList.parent().removeClass(o.expandedClass);childrenList.remove()}},_getLevel:function(item){var level=1,list;if(this.options.listType){list=item.closest(this.options.listType);while(list&&list.length>0&&!list.is(".ui-sortable")){level++;list=list.parent().closest(this.options.listType)}}return level},_getChildLevels:function(parent,depth){var self=this,o=this.options,result=0;depth=depth||0;$(parent).children(o.listType).children(o.items).each(function(index,child){result=Math.max(self._getChildLevels(child,depth+1),result)});return depth?result+1:result},_isAllowed:function(parentItem,level,levels){var o=this.options,maxLevels=this.placeholder.closest(".ui-sortable").nestedSortable("option","maxLevels"),oldParent=this.currentItem.parent().parent(),disabledByParentchange=o.disableParentChange&&(typeof parentItem!=="undefined"&&!oldParent.is(parentItem)||typeof parentItem==="undefined"&&oldParent.is("li"));if(disabledByParentchange||!o.isAllowed(this.placeholder,parentItem,this.currentItem)){this.placeholder.addClass(o.errorClass);if(maxLevels<levels&&maxLevels!==0){this.beyondMaxLevels=levels-maxLevels}else{this.beyondMaxLevels=1}}else{if(maxLevels<levels&&maxLevels!==0){this.placeholder.addClass(o.errorClass);this.beyondMaxLevels=levels-maxLevels}else{this.placeholder.removeClass(o.errorClass);this.beyondMaxLevels=0}}}}));$.mjs.nestedSortable.prototype.options=$.extend({},$.ui.sortable.prototype.options,$.mjs.nestedSortable.prototype.options)});

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