spider-officegen/lib/genofficetable.js

Office Open XML Generator using Node.js streams. Supporting Microsoft Office 2007 and later Word (docx), PowerPoint (pptx,ppsx) and Excel (xlsx). This module is for all frameworks and environments. No need for any commandline tool - this module is doing e

var EMU = 914400; // OfficeXML measures in English Metric Units


module.exports = {

  // assume passed in an array of row objects
  getTable: function(rows, options) {
    var options = options || {};
    options.tabstyle=options.tabstyle?options.tabstyle:"{5C22544A-7EE6-4342-B048-85BDC9FD1C3A}"
    if (options.columnWidth === undefined) {
      options.columnWidth = 8 / (rows[0].length) * EMU
    }
    var self = this;

    return self._getBase(
      rows.map(function(row,row_idx) {
        return self._getRow(
          row.map(function(val,idx) {
            var cellVal = val, cellOptions = options;
            if ((typeof val === 'object')) { //Cell-specific formatting passed in, override table options
              cellOptions = (val.hasOwnProperty('opts')) ? val.opts : options;
              cellVal = (val.hasOwnProperty('val')) ? val.val : val;
            }

            return self._getCell(cellVal, cellOptions,idx,row_idx);
          }),
          options
        );
      }),
      self._getColSpecs(rows, options),
      options
    )
  },

  "_getBase": function (rowSpecs, colSpecs, options) {
    var self = this;

    return {
      "p:graphicFrame": {
        "p:nvGraphicFramePr": {
          "p:cNvPr": {
            "@id": "6",
            "@name": "Table 5"
          },
          "p:cNvGraphicFramePr": {
            "a:graphicFrameLocks": {
              "@noGrp": "1"
            }
          },
          "p:nvPr": {
            "p:extLst": {
              "p:ext": {
                "@uri": "{D42A27DB-BD31-4B8C-83A1-F6EECF244321}",
                "p14:modId": {
                  "@xmlns:p14": "http://schemas.microsoft.com/office/powerpoint/2010/main",
                  "@val": "1579011935"
                }
              }
            }
          }
        },
        "p:xfrm": {
          "a:off": {
            "@x": options.x || "1524000",
            "@y": options.y || "1397000"
          },
          "a:ext": {
            "@cx": options.cx || "6096000",
            "@cy": options.cy || "1483360"
          }
        },
        "a:graphic": {
          "a:graphicData": {
            "@uri": "http://schemas.openxmlformats.org/drawingml/2006/table",
            "a:tbl": {
              "a:tblPr": {
                "@firstRow": "1",
                "@bandRow": "1",
                "a:tableStyleId":options.tabstyle//"{5C22544A-7EE6-4342-B048-85BDC9FD1C3A}"
              },
              "a:tblGrid": {
                "#list": colSpecs
              },

              "#list": [rowSpecs]  // replace this with  an array of table row objects
            }
          }
        }
      }
    }
  },

  _getColSpecs: function(rows, options) {
    var self = this;
    return rows[0].map(function(val,idx) {
      return self._tblGrid(idx, options);
    })
  },

  _tblGrid: function(idx, options) {
    return {
      "a:gridCol": {
        "@w": (options.columnWidths ? options.columnWidths[idx] : options.columnWidth||"0" ) //|| "2048000"
      }
    };
  },

  _getRow: function (cells, options) {
    return {
      "a:tr": {
        "@h": options.rowHeight ||"0", //|| "370840",
        "#list": [cells] // populate this with an array of table cell objects
      }
    }
  },

  _getCell: function (val, options,idx,row_idx) {
    var font_size = options.font_size || 14;
    var font_face = options.font_face || "Times New Roman";
    var cellObject = {
      "a:tc": {
        "a:txBody": {
          "a:bodyPr": {},
          "a:lstStyle": {},

          "a:p": {
            "a:pPr": {"@algn": options.align ? (options.align[idx] ? options.align[idx] : options.align) : 'ctr'},
            "a:r": {
              "a:rPr": {
                "@lang": "en-US",
                "@sz": "" + font_size * 100,
                "@dirty": "0",
                "@smtClean": "0",
                "@b": options.bold ? (options.bold[row_idx] ? (options.bold[row_idx][idx] ? options.bold[row_idx][idx] : options.bold[row_idx] ) : options.bold) : "0",
                "@i": options.italics ? (options.italics[row_idx] ? (options.italics[row_idx][idx] ? options.italics[row_idx][idx] : options.italics[row_idx]) : options.italics) : "0",
                "a:latin": {
                  "@typeface": font_face
                },
                "a:cs": {
                  "@typeface": font_face
                }
              },
              "a:t": val  // this is the cell value
            },
            "a:endParaRPr": {
              "@lang": "en-US",
              "@sz": "" + font_size * 100,
              "@dirty": "0",
              "a:latin": {
                "@typeface": font_face
              },
              "a:cs": {
                "@typeface": font_face
              }
            }
          }
        },
        "a:tcPr": {}
      }
    };

    if(options.hasOwnProperty('fill_color')){
      //Apply background fill to table cell
      cellObject["a:tc"]["a:tcPr"]["a:solidFill"] = {
        "a:srgbClr": {
          "@val": options.fill_color
        }
      };
    }

    if(options.hasOwnProperty('font_color')){
      //Apply color to text run
      cellObject["a:tc"]["a:txBody"]["a:p"]["a:r"]["a:rPr"]["a:solidFill"] = {
        "a:srgbClr": {
          "@val": options.font_color
        }
      };
    }

    return cellObject;
  }
}