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             \n                                                                                                                                                                                                       \n\n*/\n(function (f, define) {\n    define('kendo.excel', [\n        'kendo.core',\n        'kendo.data',\n        'kendo.ooxml'\n    ], f);\n}(function () {\n    var __meta__ = {\n        id: 'excel',\n        name: 'Excel export',\n        category: 'framework',\n        advanced: true,\n        mixin: true,\n        depends: [\n            'data',\n            'ooxml'\n        ]\n    };\n    (function ($, kendo) {\n        kendo.ExcelExporter = kendo.Class.extend({\n            init: function (options) {\n                options.columns = this._trimColumns(options.columns || []);\n                this.allColumns = $.map(this._leafColumns(options.columns || []), this._prepareColumn);\n                this.columns = $.grep(this.allColumns, function (column) {\n              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(dataSource._isServerGrouped() && transport.options && transport.options.data) {\n                            transport.options.data = null;\n                        }\n                    }\n                } else {\n                    this.dataSource = kendo.data.DataSource.create(dataSource);\n                }\n            },\n            _trimColumns: function (columns) {\n                var that = this;\n                return $.grep(columns, function (column) {\n                    var result = !!column.field;\n                    if (!result && column.columns) {\n                        result = that._trimColumns(column.columns).length > 0;\n                    }\n                    return result;\n                });\n            },\n            _leafColumns: function (columns) {\n                var result = [];\n                for (var idx = 0; idx < columns.length; idx++) {\n                    if (!columns[idx].columns) {\n                        result.push(columns[idx]);\n                        continue;\n                    }\n                    result = result.concat(this._leafColumns(columns[idx].columns));\n                }\n                return result;\n            },\n            workbook: function () {\n                return $.Deferred($.proxy(function (d) {\n                    this.dataSource.fetch().then($.proxy(function () {\n                        var workbook = {\n                            sheets: [{\n                                    columns: this._columns(),\n                                    rows: this._rows(),\n                                    freezePane: this._freezePane(),\n                                    filter: this._filter()\n                                }]\n                        };\n                        d.resolve(workbook, this.dataSource.view());\n                    }, this));\n                }, this)).promise();\n            },\n            _prepareColumn: function (column) {\n                if (!column.field) {\n                    return;\n                }\n                var value = function (dataItem) {\n                    return dataItem.get(column.field);\n                };\n                var values = null;\n                if (column.values) {\n                    values = {};\n                    $.each(column.values, function () {\n                        values[this.value] = this.text;\n                    });\n                    value = function (dataItem) {\n                        return values[dataItem.get(column.field)];\n                    };\n                }\n                return $.extend({}, column, {\n                    value: value,\n                    values: values,\n                    groupHeaderTemplate: kendo.template(column.groupHeaderTemplate || '#= title #: #= value #'),\n                    groupFooterTemplate: column.groupFooterTemplate ? kendo.template(column.groupFooterTemplate) : null,\n            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$.grep(this.allColumns, function (column) {\n                        return column.field == dataItem.field;\n                    })[0];\n                    var title = column && column.title ? column.title : dataItem.field;\n                    var template = column ? column.groupHeaderTemplate : null;\n                    var value = title + ': ' + dataItem.value;\n                    var group = $.extend({\n                        title: title,\n                        field: dataItem.field,\n                        value: column && column.values ? column.values[dataItem.value] : dataItem.value,\n                        aggregates: dataItem.aggregates\n                    }, dataItem.aggregates[dataItem.field]);\n                    if (template) {\n                        value = template(group);\n                    }\n                    cells.push({\n                        value: value,\n                        background: '#dfdfdf',\n                        color: '#333',\n                        colSpan: this.columns.length + depth - level\n                    });\n                    var rows = this._dataRows(dataItem.items, level + 1);\n                    rows.unshift({\n                        type: 'group-header',\n                        cells: cells\n                    });\n                    return rows.concat(this._footer(dataItem));\n                } else {\n                    var dataCells = [];\n                    for (var ci = 0; ci < this.columns.length; ci++) {\n                        dataCells[ci] = this._cell(dataItem, this.columns[ci]);\n                    }\n                    if (this._hierarchical()) {\n                        dataCells[0].colSpan = depth - level + 1;\n                    }\n                    return [{\n                            type: 'data',\n                            cells: cells.concat(dataCells)\n                        }];\n                }\n            },\n            _dataRows: function (dataItems, level) {\n                var depth = this._depth();\n                var rows = [];\n                for (var i = 0; i < dataItems.length; i++) {\n                    rows.push.apply(rows, this._dataRow(dataItems[i], level, depth));\n                }\n                return rows;\n            },\n            _footer: function (dataItem) {\n                var rows = [];\n                var footer = false;\n                var cells = $.map(this.columns, $.proxy(function (column) {\n                    if (column.groupFooterTemplate) {\n                        footer = true;\n                        return {\n                            background: '#dfdfdf',\n                            color: '#333',\n                            value: column.groupFooterTemplate($.extend({}, this.dataSource.aggregates(), dataItem.aggregates, dataItem.aggregates[column.field]))\n                        };\n                    } else {\n                        return {\n                            background: '#dfdfdf',\n                            color: '#333'\n                        };\n                    }\n                }, this));\n                if (footer) {\n                    rows.push({\n                        type: 'group-footer',\n                        cells: $.map(new Array(this.dataSource.group().length), function () {\n                            return {\n                                background: '#dfdfdf',\n                                color: '#333'\n                            };\n                        }).concat(cells)\n                    });\n                }\n                return rows;\n            },\n            _isColumnVisible: function (column) {\n                return this._visibleColumns([column]).length > 0 && (column.field || column.columns);\n            },\n            _visibleColumns: function (columns) {\n                var that = this;\n                return $.grep(columns, function (column) {\n                    var result = !column.hidden;\n                    if (result && column.columns) {\n                        result = that._visibleColumns(column.columns).length > 0;\n                    }\n                    return result;\n                });\n            },\n            _headerRow: function (row, groups) {\n                var headers = $.map(row.cells, function (cell) {\n                    return {\n                        background: '#7a7a7a',\n                        color: '#fff',\n                        value: cell.title,\n                        colSpan: cell.colSpan > 1 ? cell.colSpan : 1,\n                        rowSpan: row.rowSpan > 1 && !cell.colSpan ? row.rowSpan : 1\n                    };\n                });\n                if (this._hierarchical()) {\n                    headers[0].colSpan = this._depth() + 1;\n                }\n                return {\n                    type: 'header',\n                    cells: $.map(new Array(groups.length), function () {\n                        return {\n                            background: '#7a7a7a',\n                            color: '#fff'\n                        };\n                    }).concat(headers)\n                };\n            },\n            _prependHeaderRows: function (rows) {\n                var groups = this.dataSource.group();\n                var headerRows = [{\n                        rowSpan: 1,\n                        cells: [],\n                        index: 0\n                    }];\n                this._prepareHeaderRows(headerRows, this.options.columns);\n                for (var idx = headerRows.length - 1; idx >= 0; idx--) {\n                    rows.unshift(this._headerRow(headerRows[idx], groups));\n                }\n            },\n            _prepareHeaderRows: function (rows, columns, parentCell, parentRow) {\n                var row = parentRow || rows[rows.length - 1];\n                var childRow = rows[row.index + 1];\n                var totalColSpan = 0;\n                var column;\n                var cell;\n                for (var idx = 0; idx < columns.length; idx++) {\n                    column = columns[idx];\n                    if (this._isColumnVisible(column)) {\n                        cell = {\n                            title: column.title || column.field,\n                            colSpan: 0\n                        };\n                        row.cells.push(cell);\n                        if (column.columns && column.columns.length) {\n                            if (!childRow) {\n                                childRow = {\n                                    rowSpan: 0,\n                                    cells: [],\n                                    index: rows.length\n                                };\n                                rows.push(childRow);\n                            }\n                            cell.colSpan = this._trimColumns(this._visibleColumns(column.columns)).length;\n                            this._prepareHeaderRows(rows, column.columns, cell, childRow);\n                            totalColSpan += cell.colSpan - 1;\n                            row.rowSpan = rows.length - row.index;\n                        }\n                    }\n                }\n                if (parentCell) {\n                    parentCell.colSpan += totalColSpan;\n                }\n            },\n            _rows: function () {\n                var groups = this.dataSource.group();\n                var rows = this._dataRows(this.dataSource.view(), 0);\n                if (this.columns.length) {\n                    this._prependHeaderRows(rows);\n                    var footer = false;\n                    var cells = $.map(this.columns, $.proxy(function (column) {\n                        if (column.footerTemplate) {\n                            footer = true;\n                            var aggregates = this.dataSource.aggregates();\n                            return {\n                                background: '#dfdfdf',\n                                color: '#333',\n                                value: column.footerTemplate($.extend({}, aggregates, aggregates[column.field]))\n                            };\n                        } else {\n                            return {\n                                background: '#dfdfdf',\n                                color: '#333'\n                            };\n                        }\n                    }, this));\n                    if (footer) {\n                        rows.push({\n                            type: 'footer',\n                            cells: $.map(new Array(groups.length), function () {\n                                return {\n                                    background: '#dfdfdf',\n                                    color: '#333'\n                                };\n                            }).concat(cells)\n                        });\n                    }\n                }\n                return rows;\n            },\n            _headerDepth: function (columns) {\n                var result = 1;\n                var max = 0;\n                for (var idx = 0; idx < columns.length; idx++) {\n                    if (columns[idx].columns) {\n                        var temp = this._headerDepth(columns[idx].columns);\n                        if (temp > max) {\n                            max = temp;\n                        }\n                    }\n                }\n                return result + max;\n            },\n            _freezePane: function () {\n                var columns = this._visibleColumns(this.options.columns || []);\n                var colSplit = this._visibleColumns(this._trimColumns(this._leafColumns($.grep(columns, function (column) {\n                    return column.locked;\n                })))).length;\n                return {\n                    rowSplit: this._headerDepth(columns),\n                    colSplit: colSplit ? colSplit + this.dataSource.group().length : 0\n                };\n            },\n            _cell: function (dataItem, column) {\n                return { value: column.value(dataItem) };\n            },\n            _hierarchical: function () {\n                return this.options.hierarchy && this.dataSource.level;\n            },\n            _depth: function () {\n                var dataSource = this.dataSource;\n                var depth = 0;\n                var view, i, level;\n                if (this._hierarchical()) {\n                    view = dataSource.view();\n                    for (i = 0; i < view.length; i++) {\n                        level = dataSource.level(view[i]);\n                        if (level > depth) {\n                            depth = level;\n                        }\n                    }\n                    depth++;\n                } else {\n                    depth = dataSource.group().length;\n                }\n                return depth;\n            },\n            _columns: function () {\n                var depth = this._depth();\n                var columns = $.map(new Array(depth), function () {\n                    return { width: 20 };\n                });\n                return columns.concat($.map(this.columns, function (column) {\n                    return {\n                        width: parseInt(column.width, 10),\n                        autoWidth: column.width ? false : true\n                    };\n                }));\n            }\n        });\n        kendo.ExcelMixin = {\n            extend: function (proto) {\n                proto.events.push('excelExport');\n                proto.options.excel = $.extend(proto.options.excel, this.options);\n                proto.saveAsExcel = this.saveAsExcel;\n            },\n            options: {\n                proxyURL: '',\n                allPages: false,\n                filterable: false,\n                fileName: 'Export.xlsx'\n            },\n            saveAsExcel: function () {\n                var excel = this.options.excel || {};\n                var exporter = new kendo.ExcelExporter({\n                    columns: this.columns,\n                    dataSource: this.dataSource,\n                    allPages: excel.allPages,\n                    filterable: excel.filterable,\n                    hierarchy: excel.hierarchy\n                });\n                exporter.workbook().then($.proxy(function (book, data) {\n                    if (!this.trigger('excelExport', {\n                            workbook: book,\n                            data: data\n                        })) {\n                        var workbook = new kendo.ooxml.Workbook(book);\n                        kendo.saveAs({\n                            dataURI: workbook.toDataURL(),\n                            fileName: book.fileName || excel.fileName,\n                            proxyURL: excel.proxyURL,\n                            forceProxy: excel.forceProxy\n                        });\n                    }\n                }, this));\n            }\n        };\n    }(kendo.jQuery, kendo));\n    return kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));"],"sourceRoot":"/source/"}