1 !function(a,b){if("function"==typeof define&&define.amd)define(["underscore","jquery","exports"],function(c,d,e){a.Backbone=b(a,e,c,d)});else if("undefined"!=typeof exports){var c=require("underscore");b(a,exports,c)}else a.Backbone=b(a,{},a._,a.jQuery||a.Zepto||a.ender||a.$)}(this,function(a,b,c,d){{var e=a.Backbone,f=[],g=(f.push,f.slice);f.splice}b.VERSION="1.1.2",b.$=d,b.noConflict=function(){return a.Backbone=e,this},b.emulateHTTP=!1,b.emulateJSON=!1;var h=b.Events={on:function(a,b,c){if(!j(this,"on",a,[b,c])||!b)return this;this._events||(this._events={});var d=this._events[a]||(this._events[a]=[]);return d.push({callback:b,context:c,ctx:c||this}),this},once:function(a,b,d){if(!j(this,"once",a,[b,d])||!b)return this;var e=this,f=c.once(function(){e.off(a,f),b.apply(this,arguments)});return f._callback=b,this.on(a,f,d)},off:function(a,b,d){var e,f,g,h,i,k,l,m;if(!this._events||!j(this,"off",a,[b,d]))return this;if(!a&&!b&&!d)return this._events=void 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c,d=-1,e=a.length,f=b[0],g=b[1],h=b[2];switch(b.length){case 0:for(;++d<e;)(c=a[d]).callback.call(c.ctx);return;case 1:for(;++d<e;)(c=a[d]).callback.call(c.ctx,f);return;case 2:for(;++d<e;)(c=a[d]).callback.call(c.ctx,f,g);return;case 3:for(;++d<e;)(c=a[d]).callback.call(c.ctx,f,g,h);return;default:for(;++d<e;)(c=a[d]).callback.apply(c.ctx,b);return}},l={listenTo:"on",listenToOnce:"once"};c.each(l,function(a,b){h[b]=function(b,d,e){var f=this._listeningTo||(this._listeningTo={}),g=b._listenId||(b._listenId=c.uniqueId("l"));return f[g]=b,e||"object"!=typeof d||(e=this),b[a](d,e,this),this}}),h.bind=h.on,h.unbind=h.off,c.extend(b,h);var m=b.Model=function(a,b){var d=a||{};b||(b={}),this.cid=c.uniqueId("c"),this.attributes={},b.collection&&(this.collection=b.collection),b.parse&&(d=this.parse(d,b)||{}),d=c.defaults({},d,c.result(this,"defaults")),this.set(d,b),this.changed={},this.initialize.apply(this,arguments)};c.extend(m.prototype,h,{changed:null,validationError:null,idAttribute:"id",initialize:function(){},toJSON:function(){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)},set:function(a,b,d){var e,f,g,h,i,j,k,l;if(null==a)return this;if("object"==typeof a?(f=a,d=b):(f={})[a]=b,d||(d={}),!this._validate(f,d))return!1;g=d.unset,i=d.silent,h=[],j=this._changing,this._changing=!0,j||(this._previousAttributes=c.clone(this.attributes),this.changed={}),l=this.attributes,k=this._previousAttributes,this.idAttribute in f&&(this.id=f[this.idAttribute]);for(e in f)b=f[e],c.isEqual(l[e],b)||h.push(e),c.isEqual(k[e],b)?delete this.changed[e]:this.changed[e]=b,g?delete l[e]:l[e]=b;if(!i){h.length&&(this._pending=d);for(var m=0,n=h.length;n>m;m++)this.trigger("change:"+h[m],this,l[h[m]],d)}if(j)return this;if(!i)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):!1;var b,d=!1,e=this._changing?this._previousAttributes:this.attributes;for(var f in a)c.isEqual(e[f],b=a[f])||((d||(d={}))[f]=b);return d},previous:function(a){return null!=a&&this._previousAttributes?this._previousAttributes[a]:null},previousAttributes:function(){return c.clone(this._previousAttributes)},fetch:function(a){a=a?c.clone(a):{},void 0===a.parse&&(a.parse=!0);var b=this,d=a.success;return a.success=function(c){return b.set(b.parse(c,a),a)?(d&&d(b,c,a),void b.trigger("sync",b,c,a)):!1},L(this,a),this.sync("read",this,a)},save:function(a,b,d){var e,f,g,h=this.attributes;if(null==a||"object"==typeof a?(e=a,d=b):(e={})[a]=b,d=c.extend({validate:!0},d),e&&!d.wait){if(!this.set(e,d))return!1}else if(!this._validate(e,d))return!1;e&&d.wait&&(this.attributes=c.extend({},h,e)),void 0===d.parse&&(d.parse=!0);var i=this,j=d.success;return d.success=function(a){i.attributes=h;var b=i.parse(a,d);return d.wait&&(b=c.extend(e||{},b)),c.isObject(b)&&!i.set(b,d)?!1:(j&&j(i,a,d),void i.trigger("sync",i,a,d))},L(this,d),f=this.isNew()?"create":d.patch?"patch":"update","patch"===f&&(d.attrs=e),g=this.sync(f,this,d),e&&d.wait&&(this.attributes=h),g},destroy:function(a){a=a?c.clone(a):{};var b=this,d=a.success,e=function(){b.trigger("destroy",b,b.collection,a)};if(a.success=function(c){(a.wait||b.isNew())&&e(),d&&d(b,c,a),b.isNew()||b.trigger("sync",b,c,a)},this.isNew())return a.success(),!1;L(this,a);var f=this.sync("delete",this,a);return a.wait||e(),f},url:function(){var a=c.result(this,"urlRoot")||c.result(this.collection,"url")||K();return this.isNew()?a:a.replace(/([^\/])$/,"$1/")+encodeURIComponent(this.id)},parse:function(a){return a},clone:function(){return new this.constructor(this.attributes)},isNew:function(){return!this.has(this.idAttribute)},isValid:function(a){return 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):!0}});var n=["keys","values","pairs","invert","pick","omit"];c.each(n,function(a){m.prototype[a]=function(){var b=g.call(arguments);return b.unshift(this.attributes),c[a].apply(c,b)}});var o=b.Collection=function(a,b){b||(b={}),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))},p={add:!0,remove:!0,merge:!0},q={add:!0,remove:!1};c.extend(o.prototype,h,{model:m,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,q))},remove:function(a,b){var d=!c.isArray(a);a=d?[a]:c.clone(a),b||(b={});var e,f,g,h;for(e=0,f=a.length;f>e;e++)h=a[e]=this.get(a[e]),h&&(delete this._byId[h.id],delete this._byId[h.cid],g=this.indexOf(h),this.models.splice(g,1),this.length--,b.silent||(b.index=g,h.trigger("remove",h,this,b)),this._removeReference(h,b));return d?a[0]:a},set:function(a,b){b=c.defaults({},b,p),b.parse&&(a=this.parse(a,b));var d=!c.isArray(a);a=d?a?[a]:[]:c.clone(a);var e,f,g,h,i,j,k,l=b.at,n=this.model,o=this.comparator&&null==l&&b.sort!==!1,q=c.isString(this.comparator)?this.comparator:null,r=[],s=[],t={},u=b.add,v=b.merge,w=b.remove,x=!o&&u&&w?[]:!1;for(e=0,f=a.length;f>e;e++){if(i=a[e]||{},g=i instanceof m?h=i:i[n.prototype.idAttribute||"id"],j=this.get(g))w&&(t[j.cid]=!0),v&&(i=i===h?h.attributes:i,b.parse&&(i=j.parse(i,b)),j.set(i,b),o&&!k&&j.hasChanged(q)&&(k=!0)),a[e]=j;else if(u){if(h=a[e]=this._prepareModel(i,b),!h)continue;r.push(h),this._addReference(h,b)}h=j||h,!x||!h.isNew()&&t[h.id]||x.push(h),t[h.id]=!0}if(w){for(e=0,f=this.length;f>e;++e)t[(h=this.models[e]).cid]||s.push(h);s.length&&this.remove(s,b)}if(r.length||x&&x.length)if(o&&(k=!0),this.length+=r.length,null!=l)for(e=0,f=r.length;f>e;e++)this.models.splice(l+e,0,r[e]);else{x&&(this.models.length=0);var y=x||r;for(e=0,f=y.length;f>e;e++)this.models.push(y[e])}if(k&&this.sort({silent:!0}),!b.silent){for(e=0,f=r.length;f>e;e++)(h=r[e]).trigger("add",h,this,b);(k||x&&x.length)&&this.trigger("sort",this,b)}return d?a[0]:a},reset:function(a,b){b||(b={});for(var d=0,e=this.models.length;e>d;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),b},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),b},slice:function(){return g.apply(this.models,arguments)},get:function(a){return null==a?void 0:this._byId[a]||this._byId[a.id]||this._byId[a.cid]},at:function(a){return this.models[a]},where:function(a,b){return c.isEmpty(a)?b?void 0:[]:this[b?"find":"filter"](function(b){for(var c in a)if(a[c]!==b.get(c))return!1;return!0})},findWhere:function(a){return this.where(a,!0)},sort:function(a){if(!this.comparator)throw new Error("Cannot sort a set without a comparator");return a||(a={}),c.isString(this.comparator)||1===this.comparator.length?this.models=this.sortBy(this.comparator,this):this.models.sort(c.bind(this.comparator,this)),a.silent||this.trigger("sort",this,a),this},pluck:function(a){return c.invoke(this.models,"get",a)},fetch:function(a){a=a?c.clone(a):{},void 0===a.parse&&(a.parse=!0);var b=a.success,d=this;return a.success=function(c){var e=a.reset?"reset":"set";d[e](c,a),b&&b(d,c,a),d.trigger("sync",d,c,a)},L(this,a),this.sync("read",this,a)},create:function(a,b){if(b=b?c.clone(b):{},!(a=this._prepareModel(a,b)))return!1;b.wait||this.add(a,b);var d=this,e=b.success;return b.success=function(a,c){b.wait&&d.add(a,b),e&&e(a,c,b)},a.save(null,b),a},parse:function(a){return a},clone:function(){return new this.constructor(this.models)},_reset:function(){this.length=0,this.models=[],this._byId={}},_prepareModel:function(a,b){if(a instanceof m)return 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},_addReference:function(a){this._byId[a.cid]=a,null!=a.id&&(this._byId[a.id]=a),a.collection||(a.collection=this),a.on("all",this._onModelEvent,this)},_removeReference:function(a){this===a.collection&&delete a.collection,a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){("add"!==a&&"remove"!==a||c===this)&&("destroy"===a&&this.remove(b,d),b&&a==="change:"+b.idAttribute&&(delete this._byId[b.previous(b.idAttribute)],null!=b.id&&(this._byId[b.id]=b)),this.trigger.apply(this,arguments))}});var r=["forEach","each","map","collect","reduce","foldl","inject","reduceRight","foldr","find","detect","filter","select","reject","every","all","some","any","include","contains","invoke","max","min","toArray","size","first","head","take","initial","rest","tail","drop","last","without","difference","indexOf","shuffle","lastIndexOf","isEmpty","chain","sample"];c.each(r,function(a){o.prototype[a]=function(){var b=g.call(arguments);return b.unshift(this.models),c[a].apply(c,b)}});var s=["groupBy","countBy","sortBy","indexBy"];c.each(s,function(a){o.prototype[a]=function(b,d){var e=c.isFunction(b)?b:function(a){return a.get(b)};return c[a](this.models,e,d)}});var t=b.View=function(a){this.cid=c.uniqueId("view"),a||(a={}),c.extend(this,c.pick(a,v)),this._ensureElement(),this.initialize.apply(this,arguments),this.delegateEvents()},u=/^(\S+)\s*(.*)$/,v=["model","collection","el","id","attributes","className","tagName","events"];c.extend(t.prototype,h,{tagName:"div",$:function(a){return this.$el.find(a)},initialize:function(){},render:function(){return this},remove:function(){return this.$el.remove(),this.stopListening(),this},setElement:function(a,c){return this.$el&&this.undelegateEvents(),this.$el=a instanceof b.$?a:b.$(a),this.el=this.$el[0],c!==!1&&this.delegateEvents(),this},delegateEvents:function(a){if(!a&&!(a=c.result(this,"events")))return this;this.undelegateEvents();for(var b in a){var d=a[b];if(c.isFunction(d)||(d=this[a[b]]),d){var e=b.match(u),f=e[1],g=e[2];d=c.bind(d,this),f+=".delegateEvents"+this.cid,""===g?this.$el.on(f,d):this.$el.on(f,g,d)}}return this},undelegateEvents:function(){return this.$el.off(".delegateEvents"+this.cid),this},_ensureElement:function(){if(this.el)this.setElement(c.result(this,"el"),!1);else{var a=c.extend({},c.result(this,"attributes"));this.id&&(a.id=c.result(this,"id")),this.className&&(a["class"]=c.result(this,"className"));var d=b.$("<"+c.result(this,"tagName")+">").attr(a);this.setElement(d,!1)}}}),b.sync=function(a,d,e){var f=x[a];c.defaults(e||(e={}),{emulateHTTP:b.emulateHTTP,emulateJSON:b.emulateJSON});var g={type:f,dataType:"json"};if(e.url||(g.url=c.result(d,"url")||K()),null!=e.data||!d||"create"!==a&&"update"!==a&&"patch"!==a||(g.contentType="application/json",g.data=JSON.stringify(e.attrs||d.toJSON(e))),e.emulateJSON&&(g.contentType="application/x-www-form-urlencoded",g.data=g.data?{model:g.data}:{}),e.emulateHTTP&&("PUT"===f||"DELETE"===f||"PATCH"===f)){g.type="POST",e.emulateJSON&&(g.data._method=f);var h=e.beforeSend;e.beforeSend=function(a){return a.setRequestHeader("X-HTTP-Method-Override",f),h?h.apply(this,arguments):void 0}}"GET"===g.type||e.emulateJSON||(g.processData=!1),"PATCH"===g.type&&w&&(g.xhr=function(){return new ActiveXObject("Microsoft.XMLHTTP")});var i=e.xhr=b.ajax(c.extend(g,e));return d.trigger("request",d,i,e),i};var w=!("undefined"==typeof window||!window.ActiveXObject||window.XMLHttpRequest&&(new XMLHttpRequest).dispatchEvent),x={create:"POST",update:"PUT",patch:"PATCH","delete":"DELETE",read:"GET"};b.ajax=function(){return b.$.ajax.apply(b.$,arguments)};var y=b.Router=function(a){a||(a={}),a.routes&&(this.routes=a.routes),this._bindRoutes(),this.initialize.apply(this,arguments)},z=/\((.*?)\)/g,A=/(\(\?)?:\w+/g,B=/\*\w+/g,C=/[\-{}\[\]+?.,\\\^$|#\s]/g;c.extend(y.prototype,h,{initialize:function(){},route:function(a,d,e){c.isRegExp(a)||(a=this._routeToRegExp(a)),c.isFunction(d)&&(e=d,d=""),e||(e=this[d]);var f=this;return b.history.route(a,function(c){var g=f._extractParameters(a,c);f.execute(e,g),f.trigger.apply(f,["route:"+d].concat(g)),f.trigger("route",d,g),b.history.trigger("route",f,d,g)}),this},execute:function(a,b){a&&a.apply(this,b)},navigate:function(a,c){return b.history.navigate(a,c),this},_bindRoutes:function(){if(this.routes){this.routes=c.result(this,"routes");for(var a,b=c.keys(this.routes);null!=(a=b.pop());)this.route(a,this.routes[a])}},_routeToRegExp:function(a){return a=a.replace(C,"\\$&").replace(z,"(?:$1)?").replace(A,function(a,b){return b?a:"([^/?]+)"}).replace(B,"([^?]*?)"),new RegExp("^"+a+"(?:\\?([\\s\\S]*))?$")},_extractParameters:function(a,b){var d=a.exec(b).slice(1);return c.map(d,function(a,b){return b===d.length-1?a||null:a?decodeURIComponent(a):null})}});var D=b.History=function(){this.handlers=[],c.bindAll(this,"checkUrl"),"undefined"!=typeof window&&(this.location=window.location,this.history=window.history)},E=/^[#\/]|\s+$/g,F=/^\/+|\/+$/g,G=/msie [\w.]+/,H=/\/$/,I=/#.*$/;D.started=!1,c.extend(D.prototype,h,{interval:50,atRoot:function(){return this.location.pathname.replace(/[^\/]$/,"$&/")===this.root},getHash:function(a){var b=(a||this).location.href.match(/#(.*)$/);return b?b[1]:""},getFragment:function(a,b){if(null==a)if(this._hasPushState||!this._wantsHashChange||b){a=decodeURI(this.location.pathname+this.location.search);var c=this.root.replace(H,"");a.indexOf(c)||(a=a.slice(c.length))}else a=this.getHash();return a.replace(E,"")},start:function(a){if(D.started)throw new Error("Backbone.history has already been started");D.started=!0,this.options=c.extend({root:"/"},this.options,a),this.root=this.options.root,this._wantsHashChange=this.options.hashChange!==!1,this._wantsPushState=!!this.options.pushState,this._hasPushState=!!(this.options.pushState&&this.history&&this.history.pushState);var d=this.getFragment(),e=document.documentMode,f=G.exec(navigator.userAgent.toLowerCase())&&(!e||7>=e);if(this.root=("/"+this.root+"/").replace(F,"/"),f&&this._wantsHashChange){var g=b.$('<iframe src="javascript:0" tabindex="-1">');this.iframe=g.hide().appendTo("body")[0].contentWindow,this.navigate(d)}this._hasPushState?b.$(window).on("popstate",this.checkUrl):this._wantsHashChange&&"onhashchange"in window&&!f?b.$(window).on("hashchange",this.checkUrl):this._wantsHashChange&&(this._checkUrlInterval=setInterval(this.checkUrl,this.interval)),this.fragment=d;var h=this.location;if(this._wantsHashChange&&this._wantsPushState){if(!this._hasPushState&&!this.atRoot())return this.fragment=this.getFragment(null,!0),this.location.replace(this.root+"#"+this.fragment),!0;this._hasPushState&&this.atRoot()&&h.hash&&(this.fragment=this.getHash().replace(E,""),this.history.replaceState({},document.title,this.root+this.fragment))}return this.options.silent?void 0:this.loadUrl()},stop:function(){b.$(window).off("popstate",this.checkUrl).off("hashchange",this.checkUrl),this._checkUrlInterval&&clearInterval(this._checkUrlInterval),D.started=!1},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();return a===this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe))),a===this.fragment?!1:(this.iframe&&this.navigate(a),void this.loadUrl())},loadUrl:function(a){return a=this.fragment=this.getFragment(a),c.any(this.handlers,function(b){return b.route.test(a)?(b.callback(a),!0):void 0})},navigate:function(a,b){if(!D.started)return!1;b&&b!==!0||(b={trigger:!!b});var c=this.root+(a=this.getFragment(a||""));if(a=a.replace(I,""),this.fragment!==a){if(this.fragment=a,""===a&&"/"!==c&&(c=c.slice(0,-1)),this._hasPushState)this.history[b.replace?"replaceState":"pushState"]({},document.title,c);else{if(!this._wantsHashChange)return this.location.assign(c);this._updateHash(this.location,a,b.replace),this.iframe&&a!==this.getFragment(this.getHash(this.iframe))&&(b.replace||this.iframe.document.open().close(),this._updateHash(this.iframe.location,a,b.replace))}return b.trigger?this.loadUrl(a):void 0}},_updateHash:function(a,b,c){if(c){var d=a.href.replace(/(javascript:|#).*$/,"");a.replace(d+"#"+b)}else a.hash="#"+b}}),b.history=new D;var J=function(a,b){var d,e=this;d=a&&c.has(a,"constructor")?a.constructor:function(){return e.apply(this,arguments)},c.extend(d,e,b);var f=function(){this.constructor=d};return f.prototype=e.prototype,d.prototype=new f,a&&c.extend(d.prototype,a),d.__super__=e.prototype,d};m.extend=o.extend=y.extend=t.extend=D.extend=J;var K=function(){throw new Error('A "url" property or function must be specified')},L=function(a,b){var c=b.error;b.error=function(d){c&&c(a,d,b),a.trigger("error",a,d,b)}};return b});
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