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   1  !function(a){var b="object"==typeof self&&self.self===self&&self||"object"==typeof global&&global.global===global&&global;if("function"==typeof define&&define.amd)define(["underscore","jquery","exports"],function(c,d,e){b.Backbone=a(b,e,c,d)});else if("undefined"!=typeof exports){var c,d=require("underscore");try{c=require("jquery")}catch(e){}a(b,exports,d,c)}else b.Backbone=a(b,{},b._,b.jQuery||b.Zepto||b.ender||b.$)}(function(a,b,c,d){var e=a.Backbone,f=Array.prototype.slice;b.VERSION="1.4.0",b.$=d,b.noConflict=function(){return a.Backbone=e,this},b.emulateHTTP=!1,b.emulateJSON=!1;var g,h=b.Events={},i=/\s+/,j=function(a,b,d,e,f){var g,h=0;if(d&&"object"==typeof d){void 0!==e&&"context"in f&&void 0===f.context&&(f.context=e);for(g=c.keys(d);h<g.length;h++)b=j(a,b,g[h],d[g[h]],f)}else if(d&&i.test(d))for(g=d.split(i);h<g.length;h++)b=a(b,g[h],e,f);else b=a(b,d,e,f);return b};h.on=function(a,b,c){if(this._events=j(k,this._events||{},a,b,{context:c,ctx:this,listening:g}),g){var 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d=a||{};b||(b={}),this.preinitialize.apply(this,arguments),this.cid=c.uniqueId(this.cidPrefix),this.attributes={},b.collection&&(this.collection=b.collection),b.parse&&(d=this.parse(d,b)||{});var e=c.result(this,"defaults");d=c.defaults(c.extend({},e,d),e),this.set(d,b),this.changed={},this.initialize.apply(this,arguments)};c.extend(r.prototype,h,{changed:null,validationError:null,idAttribute:"id",cidPrefix:"c",preinitialize:function(){},initialize:function(){},toJSON:function(a){return c.clone(this.attributes)},sync:function(){return b.sync.apply(this,arguments)},get:function(a){return this.attributes[a]},escape:function(a){return c.escape(this.get(a))},has:function(a){return null!=this.get(a)},matches:function(a){return!!c.iteratee(a,this)(this.attributes)},set:function(a,b,d){if(null==a)return this;var e;if("object"==typeof a?(e=a,d=b):(e={})[a]=b,d||(d={}),!this._validate(e,d))return!1;var f=d.unset,g=d.silent,h=[],i=this._changing;this._changing=!0,i||(this._previousAttributes=c.clone(this.attributes),this.changed={});var j=this.attributes,k=this.changed,l=this._previousAttributes;for(var m in e)b=e[m],c.isEqual(j[m],b)||h.push(m),c.isEqual(l[m],b)?delete k[m]:k[m]=b,f?delete j[m]:j[m]=b;if(this.idAttribute in e&&(this.id=this.get(this.idAttribute)),!g){h.length&&(this._pending=d);for(var n=0;n<h.length;n++)this.trigger("change:"+h[n],this,j[h[n]],d)}if(i)return this;if(!g)for(;this._pending;)d=this._pending,this._pending=!1,this.trigger("change",this,d);return this._pending=!1,this._changing=!1,this},unset:function(a,b){return this.set(a,void 0,c.extend({},b,{unset:!0}))},clear:function(a){var b={};for(var d in this.attributes)b[d]=void 0;return this.set(b,c.extend({},a,{unset:!0}))},hasChanged:function(a){return null==a?!c.isEmpty(this.changed):c.has(this.changed,a)},changedAttributes:function(a){if(!a)return!!this.hasChanged()&&c.clone(this.changed);var b,d=this._changing?this._previousAttributes:this.attributes,e={};for(var f in a){var g=a[f];c.isEqual(d[f],g)||(e[f]=g,b=!0)}return!!b&&e},previous:function(a){return null!=a&&this._previousAttributes?this._previousAttributes[a]:null},previousAttributes:function(){return c.clone(this._previousAttributes)},fetch:function(a){a=c.extend({parse:!0},a);var b=this,d=a.success;return a.success=function(c){var e=a.parse?b.parse(c,a):c;return!!b.set(e,a)&&(d&&d.call(a.context,b,c,a),void b.trigger("sync",b,c,a))},W(this,a),this.sync("read",this,a)},save:function(a,b,d){var e;null==a||"object"==typeof a?(e=a,d=b):(e={})[a]=b,d=c.extend({validate:!0,parse:!0},d);var f=d.wait;if(e&&!f){if(!this.set(e,d))return!1}else if(!this._validate(e,d))return!1;var g=this,h=d.success,i=this.attributes;d.success=function(a){g.attributes=i;var b=d.parse?g.parse(a,d):a;return f&&(b=c.extend({},e,b)),!(b&&!g.set(b,d))&&(h&&h.call(d.context,g,a,d),void 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this._validate({},c.extend({},a,{validate:!0}))},_validate:function(a,b){if(!b.validate||!this.validate)return!0;a=c.extend({},this.attributes,a);var d=this.validationError=this.validate(a,b)||null;return!d||(this.trigger("invalid",this,d,c.extend(b,{validationError:d})),!1)}});var s=b.Collection=function(a,b){b||(b={}),this.preinitialize.apply(this,arguments),b.model&&(this.model=b.model),void 0!==b.comparator&&(this.comparator=b.comparator),this._reset(),this.initialize.apply(this,arguments),a&&this.reset(a,c.extend({silent:!0},b))},t={add:!0,remove:!0,merge:!0},u={add:!0,remove:!1},v=function(a,b,c){c=Math.min(Math.max(c,0),a.length);var d,e=Array(a.length-c),f=b.length;for(d=0;d<e.length;d++)e[d]=a[d+c];for(d=0;d<f;d++)a[d+c]=b[d];for(d=0;d<e.length;d++)a[d+f+c]=e[d]};c.extend(s.prototype,h,{model:r,preinitialize:function(){},initialize:function(){},toJSON:function(a){return this.map(function(b){return b.toJSON(a)})},sync:function(){return b.sync.apply(this,arguments)},add:function(a,b){return this.set(a,c.extend({merge:!1},b,u))},remove:function(a,b){b=c.extend({},b);var d=!c.isArray(a);a=d?[a]:a.slice();var e=this._removeModels(a,b);return!b.silent&&e.length&&(b.changes={added:[],merged:[],removed:e},this.trigger("update",this,b)),d?e[0]:e},set:function(a,b){if(null!=a){b=c.extend({},t,b),b.parse&&!this._isModel(a)&&(a=this.parse(a,b)||[]);var d=!c.isArray(a);a=d?[a]:a.slice();var e=b.at;null!=e&&(e=+e),e>this.length&&(e=this.length),e<0&&(e+=this.length+1);var f,g,h=[],i=[],j=[],k=[],l={},m=b.add,n=b.merge,o=b.remove,p=!1,q=this.comparator&&null==e&&b.sort!==!1,r=c.isString(this.comparator)?this.comparator:null;for(g=0;g<a.length;g++){f=a[g];var s=this.get(f);if(s){if(n&&f!==s){var u=this._isModel(f)?f.attributes:f;b.parse&&(u=s.parse(u,b)),s.set(u,b),j.push(s),q&&!p&&(p=s.hasChanged(r))}l[s.cid]||(l[s.cid]=!0,h.push(s)),a[g]=s}else m&&(f=a[g]=this._prepareModel(f,b),f&&(i.push(f),this._addReference(f,b),l[f.cid]=!0,h.push(f)))}if(o){for(g=0;g<this.length;g++)f=this.models[g],l[f.cid]||k.push(f);k.length&&this._removeModels(k,b)}var w=!1,x=!q&&m&&o;if(h.length&&x?(w=this.length!==h.length||c.some(this.models,function(a,b){return a!==h[b]}),this.models.length=0,v(this.models,h,0),this.length=this.models.length):i.length&&(q&&(p=!0),v(this.models,i,null==e?this.length:e),this.length=this.models.length),p&&this.sort({silent:!0}),!b.silent){for(g=0;g<i.length;g++)null!=e&&(b.index=e+g),f=i[g],f.trigger("add",f,this,b);(p||w)&&this.trigger("sort",this,b),(i.length||k.length||j.length)&&(b.changes={added:i,removed:k,merged:j},this.trigger("update",this,b))}return d?a[0]:a}},reset:function(a,b){b=b?c.clone(b):{};for(var d=0;d<this.models.length;d++)this._removeReference(this.models[d],b);return b.previousModels=this.models,this._reset(),a=this.add(a,c.extend({silent:!0},b)),b.silent||this.trigger("reset",this,b),a},push:function(a,b){return this.add(a,c.extend({at:this.length},b))},pop:function(a){var b=this.at(this.length-1);return this.remove(b,a)},unshift:function(a,b){return this.add(a,c.extend({at:0},b))},shift:function(a){var b=this.at(0);return this.remove(b,a)},slice:function(){return f.apply(this.models,arguments)},get:function(a){if(null!=a)return this._byId[a]||this._byId[this.modelId(this._isModel(a)?a.attributes:a)]||a.cid&&this._byId[a.cid]},has:function(a){return null!=this.get(a)},at:function(a){return a<0&&(a+=this.length),this.models[a]},where:function(a,b){return this[b?"find":"filter"](a)},findWhere:function(a){return this.where(a,!0)},sort:function(a){var b=this.comparator;if(!b)throw new Error("Cannot sort a set without a comparator");a||(a={});var d=b.length;return c.isFunction(b)&&(b=b.bind(this)),1===d||c.isString(b)?this.models=this.sortBy(b):this.models.sort(b),a.silent||this.trigger("sort",this,a),this},pluck:function(a){return this.map(a+"")},fetch:function(a){a=c.extend({parse:!0},a);var b=a.success,d=this;return a.success=function(c){var e=a.reset?"reset":"set";d[e](c,a),b&&b.call(a.context,d,c,a),d.trigger("sync",d,c,a)},W(this,a),this.sync("read",this,a)},create:function(a,b){b=b?c.clone(b):{};var d=b.wait;if(a=this._prepareModel(a,b),!a)return!1;d||this.add(a,b);var e=this,f=b.success;return b.success=function(a,b,c){d&&e.add(a,c),f&&f.call(c.context,a,b,c)},a.save(null,b),a},parse:function(a,b){return a},clone:function(){return new this.constructor(this.models,{model:this.model,comparator:this.comparator})},modelId:function(a){return a[this.model.prototype.idAttribute||"id"]},values:function(){return new x(this,y)},keys:function(){return new x(this,z)},entries:function(){return new x(this,A)},_reset:function(){this.length=0,this.models=[],this._byId={}},_prepareModel:function(a,b){if(this._isModel(a))return a.collection||(a.collection=this),a;b=b?c.clone(b):{},b.collection=this;var d=new this.model(a,b);return d.validationError?(this.trigger("invalid",this,d.validationError,b),!1):d},_removeModels:function(a,b){for(var c=[],d=0;d<a.length;d++){var e=this.get(a[d]);if(e){var f=this.indexOf(e);this.models.splice(f,1),this.length--,delete this._byId[e.cid];var g=this.modelId(e.attributes);null!=g&&delete this._byId[g],b.silent||(b.index=f,e.trigger("remove",e,this,b)),c.push(e),this._removeReference(e,b)}}return c},_isModel:function(a){return a instanceof r},_addReference:function(a,b){this._byId[a.cid]=a;var c=this.modelId(a.attributes);null!=c&&(this._byId[c]=a),a.on("all",this._onModelEvent,this)},_removeReference:function(a,b){delete this._byId[a.cid];var c=this.modelId(a.attributes);null!=c&&delete this._byId[c],this===a.collection&&delete a.collection,a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){if(b){if(("add"===a||"remove"===a)&&c!==this)return;if("destroy"===a&&this.remove(b,d),"change"===a){var e=this.modelId(b.previousAttributes()),f=this.modelId(b.attributes);e!==f&&(null!=e&&delete this._byId[e],null!=f&&(this._byId[f]=b))}}this.trigger.apply(this,arguments)}});var w="function"==typeof Symbol&&Symbol.iterator;w&&(s.prototype[w]=s.prototype.values);var x=function(a,b){this._collection=a,this._kind=b,this._index=0},y=1,z=2,A=3;w&&(x.prototype[w]=function(){return this}),x.prototype.next=function(){if(this._collection){if(this._index<this._collection.length){var a=this._collection.at(this._index);this._index++;var b;if(this._kind===y)b=a;else{var c=this._collection.modelId(a.attributes);b=this._kind===z?c:[c,a]}return{value:b,done:!1}}this._collection=void 0}return{value:void 0,done:!0}};var B=b.View=function(a){this.cid=c.uniqueId("view"),this.preinitialize.apply(this,arguments),c.extend(this,c.pick(a,D)),this._ensureElement(),this.initialize.apply(this,arguments)},C=/^(\S+)\s*(.*)$/,D=["model","collection","el","id","attributes","className","tagName","events"];c.extend(B.prototype,h,{tagName:"div",$:function(a){return this.$el.find(a)},preinitialize:function(){},initialize:function(){},render:function(){return this},remove:function(){return this._removeElement(),this.stopListening(),this},_removeElement:function(){this.$el.remove()},setElement:function(a){return this.undelegateEvents(),this._setElement(a),this.delegateEvents(),this},_setElement:function(a){this.$el=a instanceof b.$?a:b.$(a),this.el=this.$el[0]},delegateEvents:function(a){if(a||(a=c.result(this,"events")),!a)return this;this.undelegateEvents();for(var b in a){var d=a[b];if(c.isFunction(d)||(d=this[d]),d){var e=b.match(C);this.delegate(e[1],e[2],d.bind(this))}}return this},delegate:function(a,b,c){return this.$el.on(a+".delegateEvents"+this.cid,b,c),this},undelegateEvents:function(){return this.$el&&this.$el.off(".delegateEvents"+this.cid),this},undelegate:function(a,b,c){return this.$el.off(a+".delegateEvents"+this.cid,b,c),this},_createElement:function(a){return document.createElement(a)},_ensureElement:function(){if(this.el)this.setElement(c.result(this,"el"));else{var a=c.extend({},c.result(this,"attributes"));this.id&&(a.id=c.result(this,"id")),this.className&&(a["class"]=c.result(this,"className")),this.setElement(this._createElement(c.result(this,"tagName"))),this._setAttributes(a)}},_setAttributes:function(a){this.$el.attr(a)}});var E=function(a,b,c,d){switch(b){case 1:return function(){return a[c](this[d])};case 2:return function(b){return a[c](this[d],b)};case 3:return function(b,e){return a[c](this[d],G(b,this),e)};case 4:return function(b,e,f){return a[c](this[d],G(b,this),e,f)};default:return function(){var b=f.call(arguments);return 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