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kendo.data.min.js

kendo.data.min.js 63 KB
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  1. /** 
    2. 

  2.  * Kendo UI v2019.2.619 (http://www.telerik.com/kendo-ui)                                                                                                                                               
    3. 

  3.  * Copyright 2019 Progress Software Corporation and/or one of its subsidiaries or affiliates. All rights reserved.                                                                                      
    4. 

  4.  *                                                                                                                                                                                                      
    5. 

  5.  * Kendo UI commercial licenses may be obtained at                                                                                                                                                      
    6. 

  6.  * http://www.telerik.com/purchase/license-agreement/kendo-ui-complete                                                                                                                                  
    7. 

  7.  * If you do not own a commercial license, this file shall be governed by the trial license terms.                                                                                                      
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  24. */
    25. 

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i,n,a,s,o,u,l;me(e)||(e=[e]),i=t===r||r,n=[],a=this.options.autoSync,this.options.autoSync=!1;try{for(s=0;s<e.length;s++)o=e[s],u=this._createNewModel(o),l=!1,this._eachItem(this._data,function(e){var t,r;for(t=0;t<e.length;t++)if(r=e.at(t),r.id===u.id){n.push(r),e.splice(t,1),l=!0;break}}),l&&i&&(this._removePristineForModel(u),this._destroyed.pop())}finally{this.options.autoSync=a}return n},remove:function(e){var t,r=this,i=r._isServerGrouped();return this._eachItem(r._data,function(n){if(t=M(n,e),t&&i)return t.isNew&&t.isNew()||r._destroyed.push(t),!0}),this._removeModelFromRanges(e),e},destroyed:function(){return this._destroyed},created:function(){var e,t,r=[],i=this._flatData(this._data,this.options.useRanges);for(e=0,t=i.length;e<t;e++)i[e].isNew&&i[e].isNew()&&r.push(i[e]);return r},updated:function(){var e,t,r=[],i=this._flatData(this._data,this.options.useRanges);for(e=0,t=i.length;e<t;e++)i[e].isNew&&!i[e].isNew()&&i[e].dirty&&r.push(i[e]);return r},sync:function(){var t,r=this,i=[],n=[],a=r._destroyed,s=e.Deferred().resolve().promise();if(r.online()){if(!r.reader.model)return s;i=r.created(),n=r.updated(),t=[],r.options.batch&&r.transport.submit?t=r._sendSubmit(i,n,a):(t.push.apply(t,r._send("create",i)),t.push.apply(t,r._send("update",n)),t.push.apply(t,r._send("destroy",a))),s=e.when.apply(null,t).then(function(){var e,t;for(e=0,t=arguments.length;e<t;e++)arguments[e]&&r._accept(arguments[e]);r._storeData(!0),r._syncEnd(),r._change({action:"sync"}),r.trigger(Ie)})}else r._storeData(!0),r._syncEnd(),r._change({action:"sync"});return s},_syncEnd:we,cancelChanges:function(e){var t=this;e instanceof ke.data.Model?t._cancelModel(e):(t._destroyed=[],t._detachObservableParents(),t._data=t._observe(t._pristineData),t.options.serverPaging&&(t._total=t._pristineTotal),t._ranges=[],t._addRange(t._data,0),t._changesCanceled(),t._change(),t._markOfflineUpdatesAsDirty())},_changesCanceled:we,_markOfflineUpdatesAsDirty:function(){var e=this;null!=e.options.offlineStorage&&e._eachItem(e._data,function(e){var t,r;for(t=0;t<e.length;t++)r=e.at(t),"update"!=r.__state__&&"create"!=r.__state__||(r.dirty=!0)})},hasChanges:function(){var e,t,r=this._flatData(this._data,this.options.useRanges);if(this._destroyed.length)return!0;for(e=0,t=r.length;e<t;e++)if(r[e].isNew&&r[e].isNew()||r[e].dirty)return!0;
    26. 

  26. return!1},_accept:function(t){var r,i=this,n=t.models,a=t.response,s=0,o=i._isServerGrouped(),u=i._pristineData,l=t.type;if(i.trigger(je,{response:a,type:l}),a&&!ve(a)){if(a=i.reader.parse(a),i._handleCustomErrors(a))return;a=i.reader.data(a),me(a)||(a=[a])}else a=e.map(n,function(e){return e.toJSON()});for("destroy"===l&&(i._destroyed=[]),s=0,r=n.length;s<r;s++)"destroy"!==l?(n[s].accept(a[s]),"create"===l?u.push(o?i._wrapInEmptyGroup(n[s].toJSON()):a[s]):"update"===l&&i._updatePristineForModel(n[s],a[s])):i._removePristineForModel(n[s])},_updatePristineForModel:function(e,t){this._executeOnPristineForModel(e,function(e,r){ke.deepExtend(r[e],t)})},_executeOnPristineForModel:function(e,t){this._eachPristineItem(function(r){var i=N(r,e);if(i>-1)return t(i,r),!0})},_removePristineForModel:function(e){this._executeOnPristineForModel(e,function(e,t){t.splice(e,1)})},_readData:function(e){var t=this._isServerGrouped()?this.reader.groups:this.reader.data;return t.call(this.reader,e)},_eachPristineItem:function(e){var t=this,r=t.options,i=t._getCurrentRangeSpan();t._eachItem(t._pristineData,e),r.serverPaging&&r.useRanges&&be(i,function(r,i){t._eachItem(i.pristineData,e)})},_eachItem:function(e,t){e&&e.length&&(this._isServerGrouped()?P(e,t):t(e))},_pristineForModel:function(e){var t,r,i=function(i){if(r=N(i,e),r>-1)return t=i[r],!0};return this._eachPristineItem(i),t},_cancelModel:function(e){var t=this,r=this._pristineForModel(e);this._eachItem(this._data,function(i){var n=G(i,e);n>=0&&(!r||e.isNew()&&!r.__state__?(t._modelCanceled(e),i.splice(n,1),t._removeModelFromRanges(e)):(i[n].accept(r),"update"==r.__state__&&(i[n].dirty=!0)))})},_modelCanceled:we,_submit:function(t,r){var i=this;i.trigger(Ge,{type:"submit"}),i.trigger(Le),i.transport.submit(ge({success:function(r,i){var n=e.grep(t,function(e){return e.type==i})[0];n&&n.resolve({response:r,models:n.models,type:i})},error:function(e,r,n){for(var a=0;a<t.length;a++)t[a].reject(e);i.error(e,r,n)}},r))},_sendSubmit:function(t,r,i){var n=this,a=[];return n.options.batch&&(t.length&&a.push(e.Deferred(function(e){e.type="create",e.models=t})),r.length&&a.push(e.Deferred(function(e){e.type="update",e.models=r})),i.length&&a.push(e.Deferred(function(e){e.type="destroy",e.models=i})),n._submit(a,{data:{created:n.reader.serialize(b(t)),updated:n.reader.serialize(b(r)),destroyed:n.reader.serialize(b(i))}})),a},_promise:function(t,r,i){var n=this;return e.Deferred(function(e){n.trigger(Ge,{type:i}),n.trigger(Le),n.transport[i].call(n.transport,ge({success:function(t){e.resolve({response:t,models:r,type:i})},error:function(t,r,i){e.reject(t),n.error(t,r,i)}},t))}).promise()},_send:function(e,t){var r,i,n=this,a=[],s=n.reader.serialize(b(t));if(n.options.batch)t.length&&a.push(n._promise({data:{models:s}},t,e));else for(r=0,i=t.length;r<i;r++)a.push(n._promise({data:s[r]},[t[r]],e));return a},read:function(t){var r=this,i=r._params(t),n=e.Deferred();return r._queueRequest(i,function(){var e=r.trigger(Ge,{type:"read"});e?(r._dequeueRequest(),n.resolve(e)):(r.trigger(Le),r._ranges=[],r.trigger("reset"),r.online()?r.transport.read({data:i,success:function(e){r._ranges=[],r.success(e,i),n.resolve()},error:function(){var e=Xe.call(arguments);r.error.apply(r,e),n.reject.apply(n,e)}}):null!=r.options.offlineStorage&&(r.success(r.offlineData(),i),n.resolve()))}),n.promise()},_readAggregates:function(e){return this.reader.aggregates(e)},success:function(e){var r,i,n,a,s,o,u,l,h,d,f,c=this,g=c.options;if(c.trigger(je,{response:e,type:"read"}),c.online()){if(e=c.reader.parse(e),c._handleCustomErrors(e))return c._dequeueRequest(),t;c._total=c.reader.total(e),c._pageSize>c._total&&(c._pageSize=c._total,c.options.pageSize&&c.options.pageSize>c._pageSize&&(c._pageSize=c.options.pageSize)),c._aggregate&&g.serverAggregates&&(c._aggregateResult=c._readAggregates(e)),e=c._readData(e),c._destroyed=[]}else{for(e=c._readData(e),r=[],n={},a=c.reader.model,s=a?a.idField:"id",o=0;o<this._destroyed.length;o++)u=this._destroyed[o][s],n[u]=u;for(o=0;o<e.length;o++)l=e[o],h=l.__state__,"destroy"==h?n[l[s]]||this._destroyed.push(this._createNewModel(l)):r.push(l);e=r,c._total=e.length}if(c._pristineTotal=c._total,i=c._skip&&c._data.length&&c._skip<c._data.length,c.options.endless)for(i&&c._pristineData.splice(c._skip,c._pristineData.length),r=e.slice(0),d=0;d<r.length;d++)c._pristineData.push(r[d]);else c._pristineData=e.slice(0);if(c._detachObservableParents(),c.options.endless){for(c._data.unbind(Ae,c._changeHandler),c._isServerGrouped()&&c._data[c._data.length-1].value===e[0].value&&(q(c._data[c._data.length-1],e[0]),e.shift()),e=c._observe(e),i&&c._data.splice(c._skip,c._data.length),f=0;f<e.length;f++)c._data.push(e[f]);c._data.bind(Ae,c._changeHandler)}else c._data=c._observe(e);c._markOfflineUpdatesAsDirty(),c._storeData(),c._addRange(c._data),c._process(c._data),c._dequeueRequest()},_detachObservableParents:function(){if(this._data&&this._shouldDetachObservableParents)for(var e=0;e<this._data.length;e++)this._data[e].parent&&(this._data[e].parent=we)},_storeData:function(e){function t(e){var r,i,n,a=[];for(r=0;r<e.length;r++)i=e.at(r),n=i.toJSON(),s&&i.items?n.items=t(i.items):(n.uid=i.uid,o&&(i.isNew()?n.__state__="create":i.dirty&&(n.__state__="update"))),a.push(n);return a}var r,i,n,a,s=this._isServerGrouped(),o=this.reader.model;if(null!=this.options.offlineStorage){for(r=t(this._data),i=[],n=0;n<this._destroyed.length;n++)a=this._destroyed[n].toJSON(),a.__state__="destroy",i.push(a);this.offlineData(r.concat(i)),e&&(this._pristineData=this.reader.reader?this.reader.reader._wrapDataAccessBase(r):this.reader._wrapDataAccessBase(r))}},_addRange:function(e,r){var i=this,n=t!==r?r:i._skip||0,a=n+i._flatData(e,!0).length;i._ranges.push({start:n,end:a,data:e,pristineData:e.toJSON(),timestamp:i._timeStamp()}),i._sortRanges()},_sortRanges:function(){this._ranges.sort(function(e,t){return e.start-t.start})},error:function(e,t,r){this._dequeueRequest(),this.trigger(je,{}),this.trigger(Ne,{xhr:e,status:t,errorThrown:r})},_params:function(e){var t=this,r=ge({take:t.take(),skip:t.skip(),page:t.page(),pageSize:t.pageSize(),sort:t._sort,filter:t._filter,group:t._group,aggregate:t._aggregate},e);return t.options.serverPaging||(delete r.take,delete r.skip,delete r.page,delete r.pageSize),t.options.serverGrouping?t.reader.model&&r.group&&(r.group=B(r.group,t.reader.model)):delete r.group,t.options.serverFiltering?t.reader.model&&r.filter&&(r.filter=E(r.filter,t.reader.model)):delete r.filter,t.options.serverSorting?t.reader.model&&r.sort&&(r.sort=B(r.sort,t.reader.model)):delete r.sort,t.options.serverAggregates?t.reader.model&&r.aggregate&&(r.aggregate=B(r.aggregate,t.reader.model)):delete r.aggregate,r},_queueRequest:function(e,r){var i=this;i._requestInProgress?i._pending={callback:pe(r,i),options:e}:(i._requestInProgress=!0,i._pending=t,r())},_dequeueRequest:function(){var e=this;e._requestInProgress=!1,e._pending&&e._queueRequest(e._pending.options,e._pending.callback)},_handleCustomErrors:function(e){if(this.reader.errors){var t=this.reader.errors(e);if(t)return this.trigger(Ne,{xhr:null,status:"customerror",errorThrown:"custom error",errors:t}),!0}return!1},_shouldWrap:function(e){var t=this.reader.model;return!(!t||!e.length)&&!(e[0]instanceof t)},_observe:function(e){var t,r=this,i=r.reader.model;return r._shouldDetachObservableParents=!0,e instanceof rt?(r._shouldDetachObservableParents=!1,r._shouldWrap(e)&&(e.type=r.reader.model,e.wrapAll(e,e))):(t=r.pageSize()&&!r.options.serverPaging?W:rt,e=new t(e,r.reader.model),e.parent=function(){return r.parent()}),r._isServerGrouped()&&O(e,i),!(r._changeHandler&&r._data&&r._data instanceof rt)||r.options.useRanges&&r.options.serverPaging?r._changeHandler=pe(r._change,r):r._data.unbind(Ae,r._changeHandler),e.bind(Ae,r._changeHandler)},_updateTotalForAction:function(e,t){var r=this,i=parseInt(r._total,10);y(r._total)||(i=parseInt(r._pristineTotal,10)),"add"===e?i+=t.length:"remove"===e?i-=t.length:"itemchange"===e||"sync"===e||r.options.serverPaging?"sync"===e&&(i=r._pristineTotal=parseInt(r._total,10)):i=r._pristineTotal,r._total=i},_change:function(e){var t,r,i,n=this,a=e?e.action:"";if("remove"===a)for(t=0,r=e.items.length;t<r;t++)e.items[t].isNew&&e.items[t].isNew()||n._destroyed.push(e.items[t]);!n.options.autoSync||"add"!==a&&"remove"!==a&&"itemchange"!==a?(n._updateTotalForAction(a,e?e.items:[]),n._process(n._data,e)):(i=function(t){"sync"===t.action&&(n.unbind("change",i),n._updateTotalForAction(a,e.items))},n.first("change",i),n.sync())},_calculateAggregates:function(e,t){t=t||{};var r=new a(e),i=t.aggregate,n=t.filter;return n&&(r=r.filter(n)),r.aggregate(i)},_process:function(e,r){var i,n=this,a={};n.options.serverPaging!==!0&&(a.skip=n._skip,a.take=n._take||n._pageSize,a.skip===t&&n._page!==t&&n._pageSize!==t&&(a.skip=(n._page-1)*n._pageSize),n.options.useRanges&&(a.skip=n.currentRangeStart())),n.options.serverSorting!==!0&&(a.sort=n._sort),n.options.serverFiltering!==!0&&(a.filter=n._filter),n.options.serverGrouping!==!0&&(a.group=n._group),n.options.serverAggregates!==!0&&(a.aggregate=n._aggregate),n.options.serverGrouping&&n._clearEmptyGroups(e),i=n._queryProcess(e,a),n.options.serverAggregates!==!0&&(n._aggregateResult=n._calculateAggregates(i.dataToAggregate||e,a)),n.view(i.data),n._setFilterTotal(i.total,!1),r=r||{},r.items=r.items||n._view,n.trigger(Ae,r)},_clearEmptyGroups:function(e){var t,r;for(t=e.length-1;t>=0;t--)r=e[t],r.hasSubgroups?this._clearEmptyGroups(r.items):r.items&&!r.items.length&&$e.apply(r.parent(),[t,1])},_queryProcess:function(e,t){return this.options.inPlaceSort?a.process(e,t,this.options.inPlaceSort):a.process(e,t)},_mergeState:function(r){var i=this;return r!==t&&(i._pageSize=r.pageSize,i._page=r.page,i._sort=r.sort,i._filter=r.filter,i._group=r.group,i._aggregate=r.aggregate,i._skip=i._currentRangeStart=r.skip,i._take=r.take,i._skip===t&&(i._skip=i._currentRangeStart=i.skip(),r.skip=i.skip()),i._take===t&&i._pageSize!==t&&(i._take=i._pageSize,r.take=i._take),r.sort&&(i._sort=r.sort=s(r.sort)),r.filter&&(i._filter=r.filter=i.options.accentFoldingFiltering&&!e.isEmptyObject(r.filter)?e.extend({},u(r.filter),{accentFoldingFiltering:i.options.accentFoldingFiltering}):u(r.filter)),r.group&&(i._group=r.group=g(r.group)),r.aggregate&&(i._aggregate=r.aggregate=c(r.aggregate))),r},query:function(r){var i,n,a,s=this.options.serverSorting||this.options.serverPaging||this.options.serverFiltering||this.options.serverGrouping||this.options.serverAggregates;return s||(this._data===t||0===this._data.length)&&!this._destroyed.length?(this.options.endless&&(n=r.pageSize-this.pageSize(),n>0?(n=this.pageSize(),r.page=r.pageSize/n,r.pageSize=n):(r.page=1,this.options.endless=!1)),this.read(this._mergeState(r))):(a=this.trigger(Ge,{type:"read"}),a||(this.trigger(Le),i=this._queryProcess(this._data,this._mergeState(r)),this._setFilterTotal(i.total,!0),this._aggregateResult=this._calculateAggregates(i.dataToAggregate||this._data,r),this.view(i.data),this.trigger(je,{type:"read"}),this.trigger(Ae,{items:i.data})),e.Deferred().resolve(a).promise())},_setFilterTotal:function(e,r){var i=this;i.options.serverFiltering||(e!==t?i._total=e:r&&(i._total=i._data.length))},fetch:function(e){var t=this,r=function(r){r!==!0&&Fe(e)&&e.call(t)};return this._query().done(r)},_query:function(e){var t=this;return t.query(ge({},{page:t.page(),pageSize:t.pageSize(),sort:t.sort(),filter:t.filter(),group:t.group(),aggregate:t.aggregate()},e))},next:function(e){var t=this,r=t.page(),i=t.total();if(e=e||{},r&&!(i&&r+1>t.totalPages()))return t._skip=t._currentRangeStart=r*t.take(),r+=1,e.page=r,t._query(e),r},prev:function(e){var t=this,r=t.page();if(e=e||{},r&&1!==r)return t._skip=t._currentRangeStart=t._skip-t.take(),r-=1,e.page=r,t._query(e),r},page:function(e){var r,i=this;return e!==t?(e=Je.max(Je.min(Je.max(e,1),i.totalPages()),1),i._query(i._pageableQueryOptions({page:e})),t):(r=i.skip(),r!==t?Je.round((r||0)/(i.take()||1))+1:t)},pageSize:function(e){var r=this;return e!==t?(r._query(r._pageableQueryOptions({pageSize:e,page:1})),t):r.take()},sort:function(e){var r=this;return e!==t?(r._query({sort:e}),t):r._sort},filter:function(e){var r=this;return e===t?r._filter:(r.trigger("reset"),r._query({filter:e,page:1}),t)},group:function(e){var r=this;return e!==t?(r._query({group:e}),t):r._group},total:function(){return parseInt(this._total||0,10)},aggregate:function(e){var r=this;return 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