WordPress/wp-includes/js/jquery/ui.sortable.js

(function(B){function A(E,D){var C=B.browser.safari&&B.browser.version<522;if(E.contains&&!C){return E.contains(D)}if(E.compareDocumentPosition){return !!(E.compareDocumentPosition(D)&16)}while(D=D.parentNode){if(D==E){return true}}return false}B.widget("ui.sortable",B.extend({},B.ui.mouse,{init:function(){var C=this.options;this.containerCache={};this.element.addClass("ui-sortable");this.refresh();this.floating=this.items.length?(/left|right/).test(this.items[0].item.css("float")):false;if(!(/(relative|absolute|fixed)/).test(this.element.css("position"))){this.element.css("position","relative")}this.offset=this.element.offset();this.mouseInit()},plugins:{},ui:function(C){return{helper:(C||this)["helper"],placeholder:(C||this)["placeholder"]||B([]),position:(C||this)["position"],absolutePosition:(C||this)["positionAbs"],options:this.options,element:this.element,item:(C||this)["currentItem"],sender:C?C.element:null}},propagate:function(F,E,C,D){B.ui.plugin.call(this,F,[E,this.ui(C)]);if(!D){this.element.triggerHandler(F=="sort"?F:"sort"+F,[E,this.ui(C)],this.options[F])}},serialize:function(E){var C=(B.isFunction(this.options.items)?this.options.items.call(this.element):B(this.options.items,this.element)).not(".ui-sortable-helper");var D=[];E=E||{};C.each(function(){var F=(B(this).attr(E.attribute||"id")||"").match(E.expression||(/(.+)[-=_](.+)/));if(F){D.push((E.key||F[1])+"[]="+(E.key&&E.expression?F[1]:F[2]))}});return D.join("&")},toArray:function(C){var D=(B.isFunction(this.options.items)?this.options.items.call(this.element):B(this.options.items,this.element)).not(".ui-sortable-helper");var E=[];D.each(function(){E.push(B(this).attr(C||"id"))});return E},intersectsWith:function(J){var E=this.positionAbs.left,D=E+this.helperProportions.width,I=this.positionAbs.top,H=I+this.helperProportions.height;var F=J.left,C=F+J.width,K=J.top,G=K+J.height;if(this.options.tolerance=="pointer"||this.options.forcePointerForContainers||(this.options.tolerance=="guess"&&this.helperProportions[this.floating?"width":"height"]>J[this.floating?"width":"height"])){return(I+this.offset.click.top>K&&I+this.offset.click.top<G&&E+this.offset.click.left>F&&E+this.offset.click.left<C)}else{return(F<E+(this.helperProportions.width/2)&&D-(this.helperProportions.width/2)<C&&K<I+(this.helperProportions.height/2)&&H-(this.helperProportions.height/2)<G)}},intersectsWithEdge:function(J){var E=this.positionAbs.left,D=E+this.helperProportions.width,I=this.positionAbs.top,H=I+this.helperProportions.height;var F=J.left,C=F+J.width,K=J.top,G=K+J.height;if(this.options.toleranceMove=="pointer"||(this.options.toleranceMove=="guess"&&this.helperProportions[this.floating?"width":"height"]>J[this.floating?"width":"height"])){if(!(I+this.offset.click.top>K&&I+this.offset.click.top<G&&E+this.offset.click.left>F&&E+this.offset.click.left<C)){return false}if(this.floating){if(E+this.offset.click.left>F&&E+this.offset.click.left<F+J.width/2){return 2}if(E+this.offset.click.left>F+J.width/2&&E+this.offset.click.left<C){return 1}}else{if(I+this.offset.click.top>K&&I+this.offset.click.top<K+J.height/2){return 2}if(I+this.offset.click.top>K+J.height/2&&I+this.offset.click.top<G){return 1}}}else{if(!(F<E+(this.helperProportions.width/2)&&D-(this.helperProportions.width/2)<C&&K<I+(this.helperProportions.height/2)&&H-(this.helperProportions.height/2)<G)){return false}if(this.floating){if(D>F&&E<F){return 2}if(E<C&&D>C){return 1}}else{if(H>K&&I<K){return 1}if(I<G&&H>G){return 2}}}return false},refresh:function(){this.refreshItems();this.refreshPositions()},refreshItems:function(){this.items=[];this.containers=[this];var D=this.items;var C=this;var F=[[B.isFunction(this.options.items)?this.options.items.call(this.element,null,{options:this.options,item:this.currentItem}):B(this.options.items,this.element),this]];if(this.options.connectWith){for(var G=this.options.connectWith.length-1;G>=0;G--){var I=B(this.options.connectWith[G]);for(var E=I.length-1;E>=0;E--){var H=B.data(I[E],"sortable");if(H&&!H.options.disabled){F.push([B.isFunction(H.options.items)?H.options.items.call(H.element):B(H.options.items,H.element),H]);this.containers.push(H)}}}}for(var G=F.length-1;G>=0;G--){F[G][0].each(function(){B.data(this,"sortable-item",F[G][1]);D.push({item:B(this),instance:F[G][1],width:0,height:0,left:0,top:0})})}},refreshPositions:function(D){if(this.offsetParent){var C=this.offsetParent.offset();this.offset.parent={top:C.top+this.offsetParentBorders.top,left:C.left+this.offsetParentBorders.left}}for(var F=this.items.length-1;F>=0;F--){if(this.items[F].instance!=this.currentContainer&&this.currentContainer&&this.items[F].item[0]!=this.currentItem[0]){continue}var E=this.options.toleranceElement?B(this.options.toleranceElement,this.items[F].item):this.items[F].item;if(!D){this.items[F].width=E[0].offsetWidth;this.items[F].height=E[0].offsetHeight}var G=E.offset();this.items[F].left=G.left;this.items[F].top=G.top}if(this.options.custom&&this.options.custom.refreshContainers){this.options.custom.refreshContainers.call(this)}else{for(var F=this.containers.length-1;F>=0;F--){var G=this.containers[F].element.offset();this.containers[F].containerCache.left=G.left;this.containers[F].containerCache.top=G.top;this.containers[F].containerCache.width=this.containers[F].element.outerWidth();this.containers[F].containerCache.height=this.containers[F].element.outerHeight()}}},destroy:function(){this.element.removeClass("ui-sortable ui-sortable-disabled").removeData("sortable").unbind(".sortable");this.mouseDestroy();for(var C=this.items.length-1;C>=0;C--){this.items[C].item.removeData("sortable-item")}},createPlaceholder:function(E){var C=E||this,F=C.options;if(F.placeholder.constructor==String){var D=F.placeholder;F.placeholder={element:function(){return B("<div></div>").addClass(D)[0]},update:function(G,H){H.css(G.offset()).css({width:G.outerWidth(),height:G.outerHeight()})}}}C.placeholder=B(F.placeholder.element.call(C.element,C.currentItem)).appendTo("body").css({position:"absolute"});F.placeholder.update.call(C.element,C.currentItem,C.placeholder)},contactContainers:function(F){for(var D=this.containers.length-1;D>=0;D--){if(this.intersectsWith(this.containers[D].containerCache)){if(!this.containers[D].containerCache.over){if(this.currentContainer!=this.containers[D]){var I=10000;var H=null;var E=this.positionAbs[this.containers[D].floating?"left":"top"];for(var C=this.items.length-1;C>=0;C--){if(!A(this.containers[D].element[0],this.items[C].item[0])){continue}var G=this.items[C][this.containers[D].floating?"left":"top"];if(Math.abs(G-E)<I){I=Math.abs(G-E);H=this.items[C]}}if(!H&&!this.options.dropOnEmpty){continue}if(this.placeholder){this.placeholder.remove()}if(this.containers[D].options.placeholder){this.containers[D].createPlaceholder(this)}else{this.placeholder=null}this.currentContainer=this.containers[D];H?this.rearrange(F,H,null,true):this.rearrange(F,null,this.containers[D].element,true);this.propagate("change",F);this.containers[D].propagate("change",F,this)}this.containers[D].propagate("over",F,this);this.containers[D].containerCache.over=1}}else{if(this.containers[D].containerCache.over){this.containers[D].propagate("out",F,this);this.containers[D].containerCache.over=0}}}},mouseCapture:function(G,F){if(this.options.disabled||this.options.type=="static"){return false}this.refreshItems();var E=null,D=this,C=B(G.target).parents().each(function(){if(B.data(this,"sortable-item")==D){E=B(this);return false}});if(B.data(G.target,"sortable-item")==D){E=B(G.target)}if(!E){return false}if(this.options.handle&&!F){var H=false;B(this.options.handle,E).find("*").andSelf().each(function(){if(this==G.target){H=true}});if(!H){return false}}this.currentItem=E;return true},mouseStart:function(H,F,C){var J=this.options;this.currentContainer=this;this.refreshPositions();this.helper=typeof J.helper=="function"?B(J.helper.apply(this.element[0],[H,this.currentItem])):this.currentItem.clone();if(!this.helper.parents("body").length){B(J.appendTo!="parent"?J.appendTo:this.currentItem[0].parentNode)[0].appendChild(this.helper[0])}this.helper.css({position:"absolute",clear:"both"}).addClass("ui-sortable-helper");this.margins={left:(parseInt(this.currentItem.css("marginLeft"),10)||0),top:(parseInt(this.currentItem.css("marginTop"),10)||0)};this.offset=this.currentItem.offset();this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left};this.offset.click={left:H.pageX-this.offset.left,top:H.pageY-this.offset.top};this.offsetParent=this.helper.offsetParent();var D=this.offsetParent.offset();this.offsetParentBorders={top:(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)};this.offset.parent={top:D.top+this.offsetParentBorders.top,left:D.left+this.offsetParentBorders.left};this.originalPosition=this.generatePosition(H);this.domPosition={prev:this.currentItem.prev()[0],parent:this.currentItem.parent()[0]};this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()};if(J.placeholder){this.createPlaceholder()}this.propagate("start",H);this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()};if(J.cursorAt){if(J.cursorAt.left!=undefined){this.offset.click.left=J.cursorAt.left}if(J.cursorAt.right!=undefined){this.offset.click.left=this.helperProportions.width-J.cursorAt.right}if(J.cursorAt.top!=undefined){this.offset.click.top=J.cursorAt.top}if(J.cursorAt.bottom!=undefined){this.offset.click.top=this.helperProportions.height-J.cursorAt.bottom}}if(J.containment){if(J.containment=="parent"){J.containment=this.helper[0].parentNode}if(J.containment=="document"||J.containment=="window"){this.containment=[0-this.offset.parent.left,0-this.offset.parent.top,B(J.containment=="document"?document:window).width()-this.offset.parent.left-this.helperProportions.width-this.margins.left-(parseInt(this.element.css("marginRight"),10)||0),(B(J.containment=="document"?document:window).height()||document.body.parentNode.scrollHeight)-this.offset.parent.top-this.helperProportions.height-this.margins.top-(parseInt(this.element.css("marginBottom"),10)||0)]}if(!(/^(document|window|parent)$/).test(J.containment)){var G=B(J.containment)[0];var I=B(J.containment).offset();this.containment=[I.left+(parseInt(B(G).css("borderLeftWidth"),10)||0)-this.offset.parent.left,I.top+(parseInt(B(G).css("borderTopWidth"),10)||0)-this.offset.parent.top,I.left+Math.max(G.scrollWidth,G.offsetWidth)-(parseInt(B(G).css("borderLeftWidth"),10)||0)-this.offset.parent.left-this.helperProportions.width-this.margins.left-(parseInt(this.currentItem.css("marginRight"),10)||0),I.top+Math.max(G.scrollHeight,G.offsetHeight)-(parseInt(B(G).css("borderTopWidth"),10)||0)-this.offset.parent.top-this.helperProportions.height-this.margins.top-(parseInt(this.currentItem.css("marginBottom"),10)||0)]}}if(this.options.placeholder!="clone"){this.currentItem.css("visibility","hidden")}if(!C){for(var E=this.containers.length-1;E>=0;E--){this.containers[E].propagate("activate",H,this)}}if(B.ui.ddmanager){B.ui.ddmanager.current=this}if(B.ui.ddmanager&&!J.dropBehaviour){B.ui.ddmanager.prepareOffsets(this,H)}this.dragging=true;this.mouseDrag(H);return true},convertPositionTo:function(D,E){if(!E){E=this.position}var C=D=="absolute"?1:-1;return{top:(E.top+this.offset.parent.top*C-(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollTop)*C+this.margins.top*C),left:(E.left+this.offset.parent.left*C-(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollLeft)*C+this.margins.left*C)}},generatePosition:function(F){var G=this.options;var C={top:(F.pageY-this.offset.click.top-this.offset.parent.top+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollTop)),left:(F.pageX-this.offset.click.left-this.offset.parent.left+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollLeft))};if(!this.originalPosition){return C}if(this.containment){if(C.left<this.containment[0]){C.left=this.containment[0]}if(C.top<this.containment[1]){C.top=this.containment[1]}if(C.left>this.containment[2]){C.left=this.containment[2]}if(C.top>this.containment[3]){C.top=this.containment[3]}}if(G.grid){var E=this.originalPosition.top+Math.round((C.top-this.originalPosition.top)/G.grid[1])*G.grid[1];C.top=this.containment?(!(E<this.containment[1]||E>this.containment[3])?E:(!(E<this.containment[1])?E-G.grid[1]:E+G.grid[1])):E;var D=this.originalPosition.left+Math.round((C.left-this.originalPosition.left)/G.grid[0])*G.grid[0];C.left=this.containment?(!(D<this.containment[0]||D>this.containment[2])?D:(!(D<this.containment[0])?D-G.grid[0]:D+G.grid[0])):D}return C},mouseDrag:function(D){this.position=this.generatePosition(D);this.positionAbs=this.convertPositionTo("absolute");B.ui.plugin.call(this,"sort",[D,this.ui()]);this.positionAbs=this.convertPositionTo("absolute");this.helper[0].style.left=this.position.left+"px";this.helper[0].style.top=this.position.top+"px";for(var C=this.items.length-1;C>=0;C--){var E=this.intersectsWithEdge(this.items[C]);if(!E){continue}if(this.items[C].item[0]!=this.currentItem[0]&&this.currentItem[E==1?"next":"prev"]()[0]!=this.items[C].item[0]&&!A(this.currentItem[0],this.items[C].item[0])&&(this.options.type=="semi-dynamic"?!A(this.element[0],this.items[C].item[0]):true)){this.direction=E==1?"down":"up";this.rearrange(D,this.items[C]);this.propagate("change",D);break}}this.contactContainers(D);if(B.ui.ddmanager){B.ui.ddmanager.drag(this,D)}this.element.triggerHandler("sort",[D,this.ui()],this.options["sort"]);return false},rearrange:function(H,G,D,F){D?D[0].appendChild(this.currentItem[0]):G.item[0].parentNode.insertBefore(this.currentItem[0],(this.direction=="down"?G.item[0]:G.item[0].nextSibling));this.counter=this.counter?++this.counter:1;var E=this,C=this.counter;window.setTimeout(function(){if(C==E.counter){E.refreshPositions(!F)}},0);if(this.options.placeholder){this.options.placeholder.update.call(this.element,this.currentItem,this.placeholder)}},mouseStop:function(E,D){if(B.ui.ddmanager&&!this.options.dropBehaviour){B.ui.ddmanager.drop(this,E)}if(this.options.revert){var C=this;var F=C.currentItem.offset();if(C.placeholder){C.placeholder.animate({opacity:"hide"},(parseInt(this.options.revert,10)||500)-50)}B(this.helper).animate({left:F.left-this.offset.parent.left-C.margins.left+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollLeft),top:F.top-this.offset.parent.top-C.margins.top+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollTop)},parseInt(this.options.revert,10)||500,function(){C.clear(E)})}else{this.clear(E,D)}return false},clear:function(E,D){if(this.domPosition.prev!=this.currentItem.prev().not(".ui-sortable-helper")[0]||this.domPosition.parent!=this.currentItem.parent()[0]){this.propagate("update",E,null,D)}if(!A(this.element[0],this.currentItem[0])){this.propagate("remove",E,null,D);for(var C=this.containers.length-1;C>=0;C--){if(A(this.containers[C].element[0],this.currentItem[0])){this.containers[C].propagate("update",E,this,D);this.containers[C].propagate("receive",E,this,D)}}}for(var C=this.containers.length-1;C>=0;C--){this.containers[C].propagate("deactivate",E,this,D);if(this.containers[C].containerCache.over){this.containers[C].propagate("out",E,this);this.containers[C].containerCache.over=0}}this.dragging=false;if(this.cancelHelperRemoval){this.propagate("stop",E,null,D);return false}B(this.currentItem).css("visibility","");if(this.placeholder){this.placeholder.remove()}this.helper.remove();this.helper=null;this.propagate("stop",E,null,D);return true}}));B.extend(B.ui.sortable,{getter:"serialize toArray",defaults:{helper:"clone",tolerance:"guess",toleranceMove:"guess",distance:1,delay:0,scroll:true,scrollSensitivity:20,scrollSpeed:20,cancel:":input",items:"> *",zIndex:1000,dropOnEmpty:true,appendTo:"parent"}});B.ui.plugin.add("sortable","cursor",{start:function(E,D){var C=B("body");if(C.css("cursor")){D.options._cursor=C.css("cursor")}C.css("cursor",D.options.cursor)},stop:function(D,C){if(C.options._cursor){B("body").css("cursor",C.options._cursor)}}});B.ui.plugin.add("sortable","zIndex",{start:function(E,D){var C=D.helper;if(C.css("zIndex")){D.options._zIndex=C.css("zIndex")}C.css("zIndex",D.options.zIndex)},stop:function(D,C){if(C.options._zIndex){B(C.helper).css("zIndex",C.options._zIndex)}}});B.ui.plugin.add("sortable","opacity",{start:function(E,D){var C=D.helper;if(C.css("opacity")){D.options._opacity=C.css("opacity")}C.css("opacity",D.options.opacity)},stop:function(D,C){if(C.options._opacity){B(C.helper).css("opacity",C.options._opacity)}}});B.ui.plugin.add("sortable","scroll",{start:function(E,D){var F=D.options;var C=B(this).data("sortable");C.overflowY=function(G){do{if(/auto|scroll/.test(G.css("overflow"))||(/auto|scroll/).test(G.css("overflow-y"))){return G}G=G.parent()}while(G[0].parentNode);return B(document)}(C.currentItem);C.overflowX=function(G){do{if(/auto|scroll/.test(G.css("overflow"))||(/auto|scroll/).test(G.css("overflow-x"))){return G}G=G.parent()}while(G[0].parentNode);return B(document)}(C.currentItem);if(C.overflowY[0]!=document&&C.overflowY[0].tagName!="HTML"){C.overflowYOffset=C.overflowY.offset()}if(C.overflowX[0]!=document&&C.overflowX[0].tagName!="HTML"){C.overflowXOffset=C.overflowX.offset()}},sort:function(E,D){var F=D.options;var C=B(this).data("sortable");if(C.overflowY[0]!=document&&C.overflowY[0].tagName!="HTML"){if((C.overflowYOffset.top+C.overflowY[0].offsetHeight)-E.pageY<F.scrollSensitivity){C.overflowY[0].scrollTop=C.overflowY[0].scrollTop+F.scrollSpeed}if(E.pageY-C.overflowYOffset.top<F.scrollSensitivity){C.overflowY[0].scrollTop=C.overflowY[0].scrollTop-F.scrollSpeed}}else{if(E.pageY-B(document).scrollTop()<F.scrollSensitivity){B(document).scrollTop(B(document).scrollTop()-F.scrollSpeed)}if(B(window).height()-(E.pageY-B(document).scrollTop())<F.scrollSensitivity){B(document).scrollTop(B(document).scrollTop()+F.scrollSpeed)}}if(C.overflowX[0]!=document&&C.overflowX[0].tagName!="HTML"){if((C.overflowXOffset.left+C.overflowX[0].offsetWidth)-E.pageX<F.scrollSensitivity){C.overflowX[0].scrollLeft=C.overflowX[0].scrollLeft+F.scrollSpeed}if(E.pageX-C.overflowXOffset.left<F.scrollSensitivity){C.overflowX[0].scrollLeft=C.overflowX[0].scrollLeft-F.scrollSpeed}}else{if(E.pageX-B(document).scrollLeft()<F.scrollSensitivity){B(document).scrollLeft(B(document).scrollLeft()-F.scrollSpeed)}if(B(window).width()-(E.pageX-B(document).scrollLeft())<F.scrollSensitivity){B(document).scrollLeft(B(document).scrollLeft()+F.scrollSpeed)}}}});B.ui.plugin.add("sortable","axis",{sort:function(E,D){var C=B(this).data("sortable");if(D.options.axis=="y"){C.position.left=C.originalPosition.left}if(D.options.axis=="x"){C.position.top=C.originalPosition.top}}})})(jQuery);