org.alanwilliamson.openbd.plugin.spreadsheet.functions.SpreadsheetGetCellComment.java Source code

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Here is the source code for org.alanwilliamson.openbd.plugin.spreadsheet.functions.SpreadsheetGetCellComment.java

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/* 
 *  Copyright (C) 2000 - 2009 TagServlet Ltd
 *
 *  This file is part of Open BlueDragon (OpenBD) CFML Server Engine.
 *  
 *  OpenBD is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  Free Software Foundation,version 3.
 *  
 *  OpenBD is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *  
 *  You should have received a copy of the GNU General Public License
 *  along with OpenBD.  If not, see http://www.gnu.org/licenses/
 *  
 *  Additional permission under GNU GPL version 3 section 7
 *  
 *  If you modify this Program, or any covered work, by linking or combining 
 *  it with any of the JARS listed in the README.txt (or a modified version of 
 *  (that library), containing parts covered by the terms of that JAR, the 
 *  licensors of this Program grant you additional permission to convey the 
 *  resulting work. 
 *  README.txt @ http://www.openbluedragon.org/license/README.txt
 *  
 *  http://www.openbluedragon.org/
 */
package org.alanwilliamson.openbd.plugin.spreadsheet.functions;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import org.alanwilliamson.openbd.plugin.spreadsheet.cfSpreadSheetData;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Comment;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;

import com.naryx.tagfusion.cfm.engine.cfArrayData;
import com.naryx.tagfusion.cfm.engine.cfData;
import com.naryx.tagfusion.cfm.engine.cfNumberData;
import com.naryx.tagfusion.cfm.engine.cfSession;
import com.naryx.tagfusion.cfm.engine.cfStringData;
import com.naryx.tagfusion.cfm.engine.cfStructData;
import com.naryx.tagfusion.cfm.engine.cfmRunTimeException;
import com.naryx.tagfusion.expression.function.functionBase;

public class SpreadsheetGetCellComment extends functionBase {
    private static final long serialVersionUID = 1L;

    public SpreadsheetGetCellComment() {
        min = 1;
        max = 3;
    }

    public String[] getParamInfo() {
        return new String[] { "spreadsheet object", "rowNo", "columnNo" };
    }

    public java.util.Map getInfo() {
        return makeInfo("spreadsheet-plugin", "Returns the comment stucture for the given cell on the active sheet",
                ReturnType.STRUCTURE);
    }

    public cfData execute(cfSession _session, List<cfData> parameters) throws cfmRunTimeException {
        Collections.reverse(parameters);

        if (parameters.size() == 2) {
            throwException(_session, "please specify both a row and a column");
        }

        cfSpreadSheetData spreadsheet = (cfSpreadSheetData) parameters.get(0);
        Sheet sheet = spreadsheet.getActiveSheet();

        if (parameters.size() == 3) {
            int rowNo = parameters.get(1).getInt() - 1;
            int columnNo = parameters.get(0).getInt() - 1;

            if (rowNo < 0)
                throwException(_session, "row must be 1 or greater (" + rowNo + ")");
            if (columnNo < 0)
                throwException(_session, "column must be 1 or greater (" + columnNo + ")");

            cfStructData sd = new cfStructData();

            Row row = sheet.getRow(rowNo);
            if (row != null) {
                Cell cell = row.getCell(columnNo);
                if (cell != null) {
                    Comment comment = cell.getCellComment();
                    if (comment != null) {
                        sd.setData("column", new cfNumberData(columnNo));
                        sd.setData("row", new cfNumberData(rowNo));
                        sd.setData("author", new cfStringData(comment.getAuthor()));
                        sd.setData("comment", new cfStringData(comment.getString().getString()));
                    }
                }
            }

            return sd;
        } else {
            cfArrayData arr = cfArrayData.createArray(1);

            Iterator<Row> rowIT = sheet.rowIterator();
            while (rowIT.hasNext()) {
                Row row = rowIT.next();

                Iterator<Cell> cellIT = row.cellIterator();
                while (cellIT.hasNext()) {
                    Cell cell = cellIT.next();
                    Comment comment = cell.getCellComment();
                    if (comment != null) {
                        cfStructData sd = new cfStructData();
                        sd.setData("column", new cfNumberData(cell.getColumnIndex() + 1));
                        sd.setData("row", new cfNumberData(row.getRowNum() + 1));
                        sd.setData("author", new cfStringData(comment.getAuthor()));
                        sd.setData("comment", new cfStringData(comment.getString().getString()));
                        arr.addElement(sd);
                    }
                }
            }

            return arr;
        }

    }
}