/*!
 Buttons for DataTables 1.2.1
 ©2016 SpryMedia Ltd - datatables.net/license
*/
(function(d){"function"===typeof define&&define.amd?define(["jquery","datatables.net"],function(o){return d(o,window,document)}):"object"===typeof exports?module.exports=function(o,n){o||(o=window);if(!n||!n.fn.dataTable)n=require("datatables.net")(o,n).$;return d(n,o,o.document)}:d(jQuery,window,document)})(function(d,o,n,l){var i=d.fn.dataTable,u=0,v=0,k=i.ext.buttons,m=function(a,b){!0===b&&(b={});d.isArray(b)&&(b={buttons:b});this.c=d.extend(!0,{},m.defaults,b);b.buttons&&(this.c.buttons=b.buttons);
this.s={dt:new i.Api(a),buttons:[],listenKeys:"",namespace:"dtb"+u++};this.dom={container:d("<"+this.c.dom.container.tag+"/>").addClass(this.c.dom.container.className)};this._constructor()};d.extend(m.prototype,{action:function(a,b){var c=this._nodeToButton(a);if(b===l)return c.conf.action;c.conf.action=b;return this},active:function(a,b){var c=this._nodeToButton(a),e=this.c.dom.button.active,c=d(c.node);if(b===l)return c.hasClass(e);c.toggleClass(e,b===l?!0:b);return this},add:function(a,b){var c=
this.s.buttons;if("string"===typeof b){for(var e=b.split("-"),c=this.s,d=0,h=e.length-1;d<h;d++)c=c.buttons[1*e[d]];c=c.buttons;b=1*e[e.length-1]}this._expandButton(c,a,!1,b);this._draw();return this},container:function(){return this.dom.container},disable:function(a){a=this._nodeToButton(a);d(a.node).addClass(this.c.dom.button.disabled);return this},destroy:function(){d("body").off("keyup."+this.s.namespace);var a=this.s.buttons.slice(),b,c;b=0;for(c=a.length;b<c;b++)this.remove(a[b].node);this.dom.container.remove();
a=this.s.dt.settings()[0];b=0;for(c=a.length;b<c;b++)if(a.inst===this){a.splice(b,1);break}return this},enable:function(a,b){if(!1===b)return this.disable(a);var c=this._nodeToButton(a);d(c.node).removeClass(this.c.dom.button.disabled);return this},name:function(){return this.c.name},node:function(a){a=this._nodeToButton(a);return d(a.node)},remove:function(a){var b=this._nodeToButton(a),c=this._nodeToHost(a),e=this.s.dt;if(b.buttons.length)for(var g=b.buttons.length-1;0<=g;g--)this.remove(b.buttons[g].node);
b.conf.destroy&&b.conf.destroy.call(e.button(a),e,d(a),b.conf);this._removeKey(b.conf);d(b.node).remove();a=d.inArray(b,c);c.splice(a,1);return this},text:function(a,b){var c=this._nodeToButton(a),e=this.c.dom.collection.buttonLiner,e=c.inCollection&&e&&e.tag?e.tag:this.c.dom.buttonLiner.tag,g=this.s.dt,h=d(c.node),f=function(a){return"function"===typeof a?a(g,h,c.conf):a};if(b===l)return f(c.conf.text);c.conf.text=b;e?h.children(e).html(f(b)):h.html(f(b));return this},_constructor:function(){var a=
this,b=this.s.dt,c=b.settings()[0],e=this.c.buttons;c._buttons||(c._buttons=[]);c._buttons.push({inst:this,name:this.c.name});for(var c=0,g=e.length;c<g;c++)this.add(e[c]);b.on("destroy",function(){a.destroy()});d("body").on("keyup."+this.s.namespace,function(b){if(!n.activeElement||n.activeElement===n.body){var c=String.fromCharCode(b.keyCode).toLowerCase();a.s.listenKeys.toLowerCase().indexOf(c)!==-1&&a._keypress(c,b)}})},_addKey:function(a){a.key&&(this.s.listenKeys+=d.isPlainObject(a.key)?a.key.key:
a.key)},_draw:function(a,b){a||(a=this.dom.container,b=this.s.buttons);a.children().detach();for(var c=0,d=b.length;c<d;c++)a.append(b[c].inserter),b[c].buttons&&b[c].buttons.length&&this._draw(b[c].collection,b[c].buttons)},_expandButton:function(a,b,c,e){for(var g=this.s.dt,h=0,b=!d.isArray(b)?[b]:b,f=0,q=b.length;f<q;f++){var j=this._resolveExtends(b[f]);if(j)if(d.isArray(j))this._expandButton(a,j,c,e);else{var p=this._buildButton(j,c);if(p){e!==l?(a.splice(e,0,p),e++):a.push(p);if(p.conf.buttons){var s=
this.c.dom.collection;p.collection=d("<"+s.tag+"/>").addClass(s.className);p.conf._collection=p.collection;this._expandButton(p.buttons,p.conf.buttons,!0,e)}j.init&&j.init.call(g.button(p.node),g,d(p.node),j);h++}}}},_buildButton:function(a,b){var c=this.c.dom.button,e=this.c.dom.buttonLiner,g=this.c.dom.collection,h=this.s.dt,f=function(b){return"function"===typeof b?b(h,j,a):b};b&&g.button&&(c=g.button);b&&g.buttonLiner&&(e=g.buttonLiner);if(a.available&&!a.available(h,a))return!1;var q=function(a,
b,c,e){e.action.call(b.button(c),a,b,c,e);d(b.table().node()).triggerHandler("buttons-action.dt",[b.button(c),b,c,e])},j=d("<"+c.tag+"/>").addClass(c.className).attr("tabindex",this.s.dt.settings()[0].iTabIndex).attr("aria-controls",this.s.dt.table().node().id).on("click.dtb",function(b){b.preventDefault();!j.hasClass(c.disabled)&&a.action&&q(b,h,j,a);j.blur()}).on("keyup.dtb",function(b){b.keyCode===13&&!j.hasClass(c.disabled)&&a.action&&q(b,h,j,a)});"a"===c.tag.toLowerCase()&&j.attr("href","#");
e.tag?(g=d("<"+e.tag+"/>").html(f(a.text)).addClass(e.className),"a"===e.tag.toLowerCase()&&g.attr("href","#"),j.append(g)):j.html(f(a.text));!1===a.enabled&&j.addClass(c.disabled);a.className&&j.addClass(a.className);a.titleAttr&&j.attr("title",a.titleAttr);a.namespace||(a.namespace=".dt-button-"+v++);e=(e=this.c.dom.buttonContainer)&&e.tag?d("<"+e.tag+"/>").addClass(e.className).append(j):j;this._addKey(a);return{conf:a,node:j.get(0),inserter:e,buttons:[],inCollection:b,collection:null}},_nodeToButton:function(a,
b){b||(b=this.s.buttons);for(var c=0,d=b.length;c<d;c++){if(b[c].node===a)return b[c];if(b[c].buttons.length){var g=this._nodeToButton(a,b[c].buttons);if(g)return g}}},_nodeToHost:function(a,b){b||(b=this.s.buttons);for(var c=0,d=b.length;c<d;c++){if(b[c].node===a)return b;if(b[c].buttons.length){var g=this._nodeToHost(a,b[c].buttons);if(g)return g}}},_keypress:function(a,b){var c=function(e){for(var g=0,h=e.length;g<h;g++){var f=e[g].conf,q=e[g].node;if(f.key)if(f.key===a)d(q).click();else if(d.isPlainObject(f.key)&&
f.key.key===a&&(!f.key.shiftKey||b.shiftKey))if(!f.key.altKey||b.altKey)if(!f.key.ctrlKey||b.ctrlKey)(!f.key.metaKey||b.metaKey)&&d(q).click();e[g].buttons.length&&c(e[g].buttons)}};c(this.s.buttons)},_removeKey:function(a){if(a.key){var b=d.isPlainObject(a.key)?a.key.key:a.key,a=this.s.listenKeys.split(""),b=d.inArray(b,a);a.splice(b,1);this.s.listenKeys=a.join("")}},_resolveExtends:function(a){for(var b=this.s.dt,c,e,g=function(c){for(var e=0;!d.isPlainObject(c)&&!d.isArray(c);){if(c===l)return;
if("function"===typeof c){if(c=c(b,a),!c)return!1}else if("string"===typeof c){if(!k[c])throw"Unknown button type: "+c;c=k[c]}e++;if(30<e)throw"Buttons: Too many iterations";}return d.isArray(c)?c:d.extend({},c)},a=g(a);a&&a.extend;){if(!k[a.extend])throw"Cannot extend unknown button type: "+a.extend;var h=g(k[a.extend]);if(d.isArray(h))return h;if(!h)return!1;c=h.className;a=d.extend({},h,a);c&&a.className!==c&&(a.className=c+" "+a.className);var f=a.postfixButtons;if(f){a.buttons||(a.buttons=[]);
c=0;for(e=f.length;c<e;c++)a.buttons.push(f[c]);a.postfixButtons=null}if(f=a.prefixButtons){a.buttons||(a.buttons=[]);c=0;for(e=f.length;c<e;c++)a.buttons.splice(c,0,f[c]);a.prefixButtons=null}a.extend=h.extend}return a}});m.background=function(a,b,c){c===l&&(c=400);a?d("<div/>").addClass(b).css("display","none").appendTo("body").fadeIn(c):d("body > div."+b).fadeOut(c,function(){d(this).remove()})};m.instanceSelector=function(a,b){if(!a)return d.map(b,function(a){return a.inst});var c=[],e=d.map(b,
function(a){return a.name}),g=function(a){if(d.isArray(a))for(var f=0,q=a.length;f<q;f++)g(a[f]);else"string"===typeof a?-1!==a.indexOf(",")?g(a.split(",")):(a=d.inArray(d.trim(a),e),-1!==a&&c.push(b[a].inst)):"number"===typeof a&&c.push(b[a].inst)};g(a);return c};m.buttonSelector=function(a,b){for(var c=[],e=function(a,b,c){for(var d,g,f=0,h=b.length;f<h;f++)if(d=b[f])g=c!==l?c+f:f+"",a.push({node:d.node,name:d.conf.name,idx:g}),d.buttons&&e(a,d.buttons,g+"-")},g=function(a,b){var f,h,i=[];e(i,b.s.buttons);
f=d.map(i,function(a){return a.node});if(d.isArray(a)||a instanceof d){f=0;for(h=a.length;f<h;f++)g(a[f],b)}else if(null===a||a===l||"*"===a){f=0;for(h=i.length;f<h;f++)c.push({inst:b,node:i[f].node})}else if("number"===typeof a)c.push({inst:b,node:b.s.buttons[a].node});else if("string"===typeof a)if(-1!==a.indexOf(",")){i=a.split(",");f=0;for(h=i.length;f<h;f++)g(d.trim(i[f]),b)}else if(a.match(/^\d+(\-\d+)*$/))f=d.map(i,function(a){return a.idx}),c.push({inst:b,node:i[d.inArray(a,f)].node});else if(-1!==
a.indexOf(":name")){var k=a.replace(":name","");f=0;for(h=i.length;f<h;f++)i[f].name===k&&c.push({inst:b,node:i[f].node})}else d(f).filter(a).each(function(){c.push({inst:b,node:this})});else"object"===typeof a&&a.nodeName&&(i=d.inArray(a,f),-1!==i&&c.push({inst:b,node:f[i]}))},h=0,f=a.length;h<f;h++)g(b,a[h]);return c};m.defaults={buttons:["copy","excel","csv","pdf","print"],name:"main",tabIndex:0,dom:{container:{tag:"div",className:"dt-buttons"},collection:{tag:"div",className:"dt-button-collection"},
button:{tag:"a",className:"dt-button",active:"active",disabled:"disabled"},buttonLiner:{tag:"span",className:""}}};m.version="1.2.1";d.extend(k,{collection:{text:function(a){return a.i18n("buttons.collection","Collection")},className:"buttons-collection",action:function(a,b,c,e){var a=c.offset(),g=d(b.table().container()),h=!1;d("div.dt-button-background").length&&(h=d("div.dt-button-collection").offset(),d("body").trigger("click.dtb-collection"));e._collection.addClass(e.collectionLayout).css("display",
"none").appendTo("body").fadeIn(e.fade);var f=e._collection.css("position");h&&"absolute"===f?e._collection.css({top:h.top+5,left:h.left+5}):"absolute"===f?(e._collection.css({top:a.top+c.outerHeight(),left:a.left}),c=a.left+e._collection.outerWidth(),g=g.offset().left+g.width(),c>g&&e._collection.css("left",a.left-(c-g))):(a=e._collection.height()/2,a>d(o).height()/2&&(a=d(o).height()/2),e._collection.css("marginTop",-1*a));e.background&&m.background(!0,e.backgroundClassName,e.fade);setTimeout(function(){d("div.dt-button-background").on("click.dtb-collection",
function(){});d("body").on("click.dtb-collection",function(a){if(!d(a.target).parents().andSelf().filter(e._collection).length){e._collection.fadeOut(e.fade,function(){e._collection.detach()});d("div.dt-button-background").off("click.dtb-collection");m.background(false,e.backgroundClassName,e.fade);d("body").off("click.dtb-collection");b.off("buttons-action.b-internal")}})},10);if(e.autoClose)b.on("buttons-action.b-internal",function(){d("div.dt-button-background").click()})},background:!0,collectionLayout:"",
backgroundClassName:"dt-button-background",autoClose:!1,fade:400},copy:function(a,b){if(k.copyHtml5)return"copyHtml5";if(k.copyFlash&&k.copyFlash.available(a,b))return"copyFlash"},csv:function(a,b){if(k.csvHtml5&&k.csvHtml5.available(a,b))return"csvHtml5";if(k.csvFlash&&k.csvFlash.available(a,b))return"csvFlash"},excel:function(a,b){if(k.excelHtml5&&k.excelHtml5.available(a,b))return"excelHtml5";if(k.excelFlash&&k.excelFlash.available(a,b))return"excelFlash"},pdf:function(a,b){if(k.pdfHtml5&&k.pdfHtml5.available(a,
b))return"pdfHtml5";if(k.pdfFlash&&k.pdfFlash.available(a,b))return"pdfFlash"},pageLength:function(a){var a=a.settings()[0].aLengthMenu,b=d.isArray(a[0])?a[0]:a,c=d.isArray(a[0])?a[1]:a,e=function(a){return a.i18n("buttons.pageLength",{"-1":"显示所有数据",_:"每页显示 %d 条"},a.page.len())};return{extend:"collection",text:e,className:"buttons-page-length",autoClose:!0,buttons:d.map(b,function(a,b){return{text:c[b],action:function(b,c){c.page.len(a).draw()},init:function(b,c,d){var e=this,c=function(){e.active(b.page.len()===
a)};b.on("length.dt"+d.namespace,c);c()},destroy:function(a,b,c){a.off("length.dt"+c.namespace)}}}),init:function(a,b,c){var d=this;a.on("length.dt"+c.namespace,function(){d.text(e(a))})},destroy:function(a,b,c){a.off("length.dt"+c.namespace)}}}});i.Api.register("buttons()",function(a,b){b===l&&(b=a,a=l);return this.iterator(!0,"table",function(c){if(c._buttons)return m.buttonSelector(m.instanceSelector(a,c._buttons),b)},!0)});i.Api.register("button()",function(a,b){var c=this.buttons(a,b);1<c.length&&
c.splice(1,c.length);return c});i.Api.registerPlural("buttons().active()","button().active()",function(a){return a===l?this.map(function(a){return a.inst.active(a.node)}):this.each(function(b){b.inst.active(b.node,a)})});i.Api.registerPlural("buttons().action()","button().action()",function(a){return a===l?this.map(function(a){return a.inst.action(a.node)}):this.each(function(b){b.inst.action(b.node,a)})});i.Api.register(["buttons().enable()","button().enable()"],function(a){return this.each(function(b){b.inst.enable(b.node,
a)})});i.Api.register(["buttons().disable()","button().disable()"],function(){return this.each(function(a){a.inst.disable(a.node)})});i.Api.registerPlural("buttons().nodes()","button().node()",function(){var a=d();d(this.each(function(b){a=a.add(b.inst.node(b.node))}));return a});i.Api.registerPlural("buttons().text()","button().text()",function(a){return a===l?this.map(function(a){return a.inst.text(a.node)}):this.each(function(b){b.inst.text(b.node,a)})});i.Api.registerPlural("buttons().trigger()",
"button().trigger()",function(){return this.each(function(a){a.inst.node(a.node).trigger("click")})});i.Api.registerPlural("buttons().containers()","buttons().container()",function(){var a=d();d(this.each(function(b){a=a.add(b.inst.container())}));return a});i.Api.register("button().add()",function(a,b){1===this.length&&this[0].inst.add(b,a);return this.button(a)});i.Api.register("buttons().destroy()",function(){this.pluck("inst").unique().each(function(a){a.destroy()});return this});i.Api.registerPlural("buttons().remove()",
"buttons().remove()",function(){this.each(function(a){a.inst.remove(a.node)});return this});var r;i.Api.register("buttons.info()",function(a,b,c){var e=this;if(!1===a)return d("#datatables_buttons_info").fadeOut(function(){d(this).remove()}),clearTimeout(r),r=null,this;r&&clearTimeout(r);d("#datatables_buttons_info").length&&d("#datatables_buttons_info").remove();d('<div id="datatables_buttons_info" class="dt-button-info"/>').html(a?"<h2>"+a+"</h2>":"").append(d("<div/>")["string"===typeof b?"html":
"append"](b)).css("display","none").appendTo("body").fadeIn();c!==l&&0!==c&&(r=setTimeout(function(){e.buttons.info(!1)},c));return this});i.Api.register("buttons.exportData()",function(a){if(this.context.length){for(var b=new i.Api(this.context[0]),c=d.extend(!0,{},{rows:null,columns:"",modifier:{search:"applied",order:"applied"},orthogonal:"display",stripHtml:!0,stripNewlines:!0,decodeEntities:!0,trim:!0,format:{header:function(a){return e(a)},footer:function(a){return e(a)},body:function(a){return e(a)}}},
a),e=function(a){if("string"!==typeof a)return a;c.stripHtml&&(a=a.replace(/<[^>]*>/g,""));c.trim&&(a=a.replace(/^\s+|\s+$/g,""));c.stripNewlines&&(a=a.replace(/\n/g," "));c.decodeEntities&&(t.innerHTML=a,a=t.value);return a},a=b.columns(c.columns).indexes().map(function(a){return c.format.header(b.column(a).header().innerHTML,a)}).toArray(),g=b.table().footer()?b.columns(c.columns).indexes().map(function(a){var d=b.column(a).footer();return c.format.footer(d?d.innerHTML:"",a)}).toArray():null,h=
b.rows(c.rows,c.modifier).indexes().toArray(),h=b.cells(h,c.columns).render(c.orthogonal).toArray(),f=a.length,k=0<f?h.length/f:0,j=Array(k),m=0,l=0;l<k;l++){for(var o=Array(f),n=0;n<f;n++)o[n]=c.format.body(h[m],n,l),m++;j[l]=o}return{header:a,footer:g,body:j}}});var t=d("<textarea/>")[0];d.fn.dataTable.Buttons=m;d.fn.DataTable.Buttons=m;d(n).on("init.dt plugin-init.dt",function(a,b){if("dt"===a.namespace){var c=b.oInit.buttons||i.defaults.buttons;c&&!b._buttons&&(new m(b,c)).container()}});i.ext.feature.push({fnInit:function(a){var a=
new i.Api(a),b=a.init().buttons||i.defaults.buttons;return(new m(a,b)).container()},cFeature:"B"});return m});
