devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/ui/pivot_grid/ui.pivot_grid.export.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import _extends from "@babel/runtime/helpers/esm/extends";
import Class from "../../core/class";
import {
isDefined
} from "../../core/utils/type";
import {
extend
} from "../../core/utils/extend";
import {
each
} from "../../core/utils/iterator";
import {
hasWindow
} from "../../core/utils/window";
import {
getDefaultAlignment
} from "../../core/utils/position";
import formatHelper from "../../format_helper";
import localizationNumber from "../../localization/number";
import {
excel as excelExporter,
export as exportMethod
} from "../../exporter";
import exportMixin from "../grid_core/ui.grid_core.export_mixin";
import {
when,
Deferred
} from "../../core/utils/deferred";
var DEFAULT_DATA_TYPE = "string";
var DEFAUL_COLUMN_WIDTH = 100;
export var ExportMixin = extend({}, exportMixin, {
exportToExcel: function() {
exportMethod(this.getDataProvider(), {
fileName: this.option("export.fileName"),
proxyUrl: this.option("export.proxyUrl"),
format: "EXCEL",
rtlEnabled: this.option("rtlEnabled"),
ignoreErrors: this.option("export.ignoreExcelErrors"),
exportingAction: this._actions.onExporting,
exportedAction: this._actions.onExported,
fileSavingAction: this._actions.onFileSaving
}, excelExporter.getData)
},
_getLength: function(items) {
var i;
var itemCount = items[0].length;
var cellCount = 0;
for (i = 0; i < itemCount; i++) {
cellCount += items[0][i].colspan || 1
}
return cellCount
},
_correctCellsInfoItemLengths: function(cellsInfo, expectedLength) {
for (var i = 0; i < cellsInfo.length; i++) {
while (cellsInfo[i].length < expectedLength) {
cellsInfo[i].push({})
}
}
return cellsInfo
},
_calculateCellInfoItemLength: function(columnsRow) {
var result = 0;
for (var columnIndex = 0; columnIndex < columnsRow.length; columnIndex++) {
result += isDefined(columnsRow[columnIndex].colspan) ? columnsRow[columnIndex].colspan : 1
}
return result
},
_getAllItems: function(columnsInfo, rowsInfoItems, cellsInfo) {
var cellIndex;
var rowIndex;
var correctedCellsInfo = cellsInfo;
var rowsLength = this._getLength(rowsInfoItems);
var headerRowsCount = columnsInfo.length;
if (columnsInfo.length > 0 && columnsInfo[0].length > 0 && cellsInfo.length > 0 && 0 === cellsInfo[0].length) {
var cellInfoItemLength = this._calculateCellInfoItemLength(columnsInfo[0]);
if (cellInfoItemLength > 0) {
correctedCellsInfo = this._correctCellsInfoItemLengths(cellsInfo, cellInfoItemLength)
}
}
var sourceItems = columnsInfo.concat(correctedCellsInfo);
for (rowIndex = 0; rowIndex < rowsInfoItems.length; rowIndex++) {
for (cellIndex = rowsInfoItems[rowIndex].length - 1; cellIndex >= 0; cellIndex--) {
if (!isDefined(sourceItems[rowIndex + headerRowsCount])) {
sourceItems[rowIndex + headerRowsCount] = []
}
sourceItems[rowIndex + headerRowsCount].splice(0, 0, extend({}, rowsInfoItems[rowIndex][cellIndex]))
}
}
sourceItems[0].splice(0, 0, extend({}, this._getEmptyCell(), {
alignment: getDefaultAlignment(this._options.rtlEnabled),
colspan: rowsLength,
rowspan: headerRowsCount
}));
return this._prepareItems(sourceItems)
},
getDataProvider: function() {
var that = this;
var dataController = this._dataController;
var items = new Deferred;
dataController.beginLoading();
setTimeout((function() {
var columnsInfo = extend(true, [], dataController.getColumnsInfo(true));
var rowsInfoItems = extend(true, [], dataController.getRowsInfo(true));
var cellsInfo = dataController.getCellsInfo(true);
items.resolve(that._getAllItems(columnsInfo, rowsInfoItems, cellsInfo));
dataController.endLoading()
}));
return new DataProvider({
items: items,
rtlEnabled: this.option("rtlEnabled"),
dataFields: this.getDataSource().getAreaFields("data"),
customizeExcelCell: this.option("export.customizeExcelCell"),
rowsArea: this._rowsArea,
columnsArea: this._columnsArea
})
}
});
export var DataProvider = Class.inherit({
ctor: function(options) {
this._options = options
},
ready: function() {
var options = this._options;
return when(options.items).done(items => {
var headerSize = items[0][0].rowspan;
var columns = items[headerSize - 1];
each(columns, (columnIndex, column) => {
column.width = DEFAUL_COLUMN_WIDTH
});
options.columns = columns;
options.items = items
})
},
getColumns: function() {
return this._options.columns
},
getColumnsWidths: function() {
var colsArea = this._options.columnsArea;
var rowsArea = this._options.rowsArea;
var columns = this._options.columns;
var useDefaultWidth = !hasWindow() || "virtual" === colsArea.option("scrolling.mode") || colsArea.element().is(":hidden");
return useDefaultWidth ? columns.map(_ => DEFAUL_COLUMN_WIDTH) : rowsArea.getColumnsWidth().concat(colsArea.getColumnsWidth())
},
getRowsCount: function() {
return this._options.items.length
},
getGroupLevel: function() {
return 0
},
getCellMerging: function(rowIndex, cellIndex) {
var items = this._options.items;
var item = items[rowIndex] && items[rowIndex][cellIndex];
return item ? {
colspan: item.colspan - 1,
rowspan: item.rowspan - 1
} : {
colspan: 0,
rowspan: 0
}
},
getFrozenArea: function() {
return {
x: this.getRowAreaColCount(),
y: this.getColumnAreaRowCount()
}
},
getCellType: function(rowIndex, cellIndex) {
var style = this.getStyles()[this.getStyleId(rowIndex, cellIndex)];
return style && style.dataType || "string"
},
getCellData: function(rowIndex, cellIndex, isExcelJS) {
var result = {};
var items = this._options.items;
var item = items[rowIndex] && items[rowIndex][cellIndex] || {};
if (isExcelJS) {
result.cellSourceData = item;
var areaName = this._tryGetAreaName(item, rowIndex, cellIndex);
if (areaName) {
result.cellSourceData.area = areaName
}
result.cellSourceData.rowIndex = rowIndex;
result.cellSourceData.columnIndex = cellIndex
}
if ("string" === this.getCellType(rowIndex, cellIndex)) {
result.value = item.text
} else {
result.value = item.value
}
if (result.cellSourceData && result.cellSourceData.isWhiteSpace) {
result.value = ""
}
return result
},
_tryGetAreaName(item, rowIndex, cellIndex) {
if (this.isColumnAreaCell(rowIndex, cellIndex)) {
return "column"
} else if (this.isRowAreaCell(rowIndex, cellIndex)) {
return "row"
} else if (isDefined(item.dataIndex)) {
return "data"
}
},
isRowAreaCell(rowIndex, cellIndex) {
return rowIndex >= this.getColumnAreaRowCount() && cellIndex < this.getRowAreaColCount()
},
isColumnAreaCell(rowIndex, cellIndex) {
return cellIndex >= this.getRowAreaColCount() && rowIndex < this.getColumnAreaRowCount()
},
getColumnAreaRowCount() {
return this._options.items[0][0].rowspan
},
getRowAreaColCount() {
return this._options.items[0][0].colspan
},
getHeaderStyles() {
return [{
alignment: "center",
dataType: "string"
}, {
alignment: getDefaultAlignment(this._options.rtlEnabled),
dataType: "string"
}]
},
getDataFieldStyles() {
var dataFields = this._options.dataFields;
var dataItemStyle = {
alignment: this._options.rtlEnabled ? "left" : "right"
};
var dataFieldStyles = [];
if (dataFields.length) {
dataFields.forEach(dataField => {
dataFieldStyles.push(_extends({}, dataItemStyle, {
format: dataField.format,
dataType: this.getCellDataType(dataField)
}))
});
return dataFieldStyles
}
return [dataItemStyle]
},
getStyles: function() {
if (this._styles) {
return this._styles
}
this._styles = [...this.getHeaderStyles(), ...this.getDataFieldStyles()];
return this._styles
},
getCellDataType: function(field) {
if (field && field.customizeText) {
return "string"
}
if (field.dataType) {
return field.dataType
}
if (field.format) {
if (1 === localizationNumber.parse(formatHelper.format(1, field.format))) {
return "number"
}
if (formatHelper.format(new Date, field.format)) {
return "date"
}
}
return DEFAULT_DATA_TYPE
},
getStyleId: function(rowIndex, cellIndex) {
var items = this._options.items;
var item = items[rowIndex] && items[rowIndex][cellIndex] || {};
if (0 === cellIndex && 0 === rowIndex || this.isColumnAreaCell(rowIndex, cellIndex)) {
return 0
} else if (this.isRowAreaCell(rowIndex, cellIndex)) {
return 1
}
return this.getHeaderStyles().length + (item.dataIndex || 0)
},
hasCustomizeExcelCell: function() {
return isDefined(this._options.customizeExcelCell)
},
customizeExcelCell: function(e) {
if (this._options.customizeExcelCell) {
this._options.customizeExcelCell(e)
}
}
});