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| -rw-r--r-- | admin/survey/excel/PHPExcel/Calculation/LookupRef.php | 808 |
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diff --git a/admin/survey/excel/PHPExcel/Calculation/LookupRef.php b/admin/survey/excel/PHPExcel/Calculation/LookupRef.php new file mode 100644 index 0000000..e0092e9 --- /dev/null +++ b/admin/survey/excel/PHPExcel/Calculation/LookupRef.php @@ -0,0 +1,808 @@ +<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2012 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Calculation
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
+ * @version 1.7.8, 2012-10-12
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+ /**
+ * @ignore
+ */
+ define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+ require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+/**
+ * PHPExcel_Calculation_LookupRef
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Calculation
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_LookupRef {
+
+
+ /**
+ * CELL_ADDRESS
+ *
+ * Creates a cell address as text, given specified row and column numbers.
+ *
+ * Excel Function:
+ * =ADDRESS(row, column, [relativity], [referenceStyle], [sheetText])
+ *
+ * @param row Row number to use in the cell reference
+ * @param column Column number to use in the cell reference
+ * @param relativity Flag indicating the type of reference to return
+ * 1 or omitted Absolute
+ * 2 Absolute row; relative column
+ * 3 Relative row; absolute column
+ * 4 Relative
+ * @param referenceStyle A logical value that specifies the A1 or R1C1 reference style.
+ * TRUE or omitted CELL_ADDRESS returns an A1-style reference
+ * FALSE CELL_ADDRESS returns an R1C1-style reference
+ * @param sheetText Optional Name of worksheet to use
+ * @return string
+ */
+ public static function CELL_ADDRESS($row, $column, $relativity=1, $referenceStyle=True, $sheetText='') {
+ $row = PHPExcel_Calculation_Functions::flattenSingleValue($row);
+ $column = PHPExcel_Calculation_Functions::flattenSingleValue($column);
+ $relativity = PHPExcel_Calculation_Functions::flattenSingleValue($relativity);
+ $sheetText = PHPExcel_Calculation_Functions::flattenSingleValue($sheetText);
+
+ if (($row < 1) || ($column < 1)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ if ($sheetText > '') {
+ if (strpos($sheetText,' ') !== False) { $sheetText = "'".$sheetText."'"; }
+ $sheetText .='!';
+ }
+ if ((!is_bool($referenceStyle)) || $referenceStyle) {
+ $rowRelative = $columnRelative = '$';
+ $column = PHPExcel_Cell::stringFromColumnIndex($column-1);
+ if (($relativity == 2) || ($relativity == 4)) { $columnRelative = ''; }
+ if (($relativity == 3) || ($relativity == 4)) { $rowRelative = ''; }
+ return $sheetText.$columnRelative.$column.$rowRelative.$row;
+ } else {
+ if (($relativity == 2) || ($relativity == 4)) { $column = '['.$column.']'; }
+ if (($relativity == 3) || ($relativity == 4)) { $row = '['.$row.']'; }
+ return $sheetText.'R'.$row.'C'.$column;
+ }
+ } // function CELL_ADDRESS()
+
+
+ /**
+ * COLUMN
+ *
+ * Returns the column number of the given cell reference
+ * If the cell reference is a range of cells, COLUMN returns the column numbers of each column in the reference as a horizontal array.
+ * If cell reference is omitted, and the function is being called through the calculation engine, then it is assumed to be the
+ * reference of the cell in which the COLUMN function appears; otherwise this function returns 0.
+ *
+ * Excel Function:
+ * =COLUMN([cellAddress])
+ *
+ * @param cellAddress A reference to a range of cells for which you want the column numbers
+ * @return integer or array of integer
+ */
+ public static function COLUMN($cellAddress=Null) {
+ if (is_null($cellAddress) || trim($cellAddress) === '') { return 0; }
+
+ if (is_array($cellAddress)) {
+ foreach($cellAddress as $columnKey => $value) {
+ $columnKey = preg_replace('/[^a-z]/i','',$columnKey);
+ return (integer) PHPExcel_Cell::columnIndexFromString($columnKey);
+ }
+ } else {
+ if (strpos($cellAddress,'!') !== false) {
+ list($sheet,$cellAddress) = explode('!',$cellAddress);
+ }
+ if (strpos($cellAddress,':') !== false) {
+ list($startAddress,$endAddress) = explode(':',$cellAddress);
+ $startAddress = preg_replace('/[^a-z]/i','',$startAddress);
+ $endAddress = preg_replace('/[^a-z]/i','',$endAddress);
+ $returnValue = array();
+ do {
+ $returnValue[] = (integer) PHPExcel_Cell::columnIndexFromString($startAddress);
+ } while ($startAddress++ != $endAddress);
+ return $returnValue;
+ } else {
+ $cellAddress = preg_replace('/[^a-z]/i','',$cellAddress);
+ return (integer) PHPExcel_Cell::columnIndexFromString($cellAddress);
+ }
+ }
+ } // function COLUMN()
+
+
+ /**
+ * COLUMNS
+ *
+ * Returns the number of columns in an array or reference.
+ *
+ * Excel Function:
+ * =COLUMNS(cellAddress)
+ *
+ * @param cellAddress An array or array formula, or a reference to a range of cells for which you want the number of columns
+ * @return integer The number of columns in cellAddress
+ */
+ public static function COLUMNS($cellAddress=Null) {
+ if (is_null($cellAddress) || $cellAddress === '') {
+ return 1;
+ } elseif (!is_array($cellAddress)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ $x = array_keys($cellAddress);
+ $x = array_shift($x);
+ $isMatrix = (is_numeric($x));
+ list($columns,$rows) = PHPExcel_Calculation::_getMatrixDimensions($cellAddress);
+
+ if ($isMatrix) {
+ return $rows;
+ } else {
+ return $columns;
+ }
+ } // function COLUMNS()
+
+
+ /**
+ * ROW
+ *
+ * Returns the row number of the given cell reference
+ * If the cell reference is a range of cells, ROW returns the row numbers of each row in the reference as a vertical array.
+ * If cell reference is omitted, and the function is being called through the calculation engine, then it is assumed to be the
+ * reference of the cell in which the ROW function appears; otherwise this function returns 0.
+ *
+ * Excel Function:
+ * =ROW([cellAddress])
+ *
+ * @param cellAddress A reference to a range of cells for which you want the row numbers
+ * @return integer or array of integer
+ */
+ public static function ROW($cellAddress=Null) {
+ if (is_null($cellAddress) || trim($cellAddress) === '') { return 0; }
+
+ if (is_array($cellAddress)) {
+ foreach($cellAddress as $columnKey => $rowValue) {
+ foreach($rowValue as $rowKey => $cellValue) {
+ return (integer) preg_replace('/[^0-9]/i','',$rowKey);
+ }
+ }
+ } else {
+ if (strpos($cellAddress,'!') !== false) {
+ list($sheet,$cellAddress) = explode('!',$cellAddress);
+ }
+ if (strpos($cellAddress,':') !== false) {
+ list($startAddress,$endAddress) = explode(':',$cellAddress);
+ $startAddress = preg_replace('/[^0-9]/','',$startAddress);
+ $endAddress = preg_replace('/[^0-9]/','',$endAddress);
+ $returnValue = array();
+ do {
+ $returnValue[][] = (integer) $startAddress;
+ } while ($startAddress++ != $endAddress);
+ return $returnValue;
+ } else {
+ list($cellAddress) = explode(':',$cellAddress);
+ return (integer) preg_replace('/[^0-9]/','',$cellAddress);
+ }
+ }
+ } // function ROW()
+
+
+ /**
+ * ROWS
+ *
+ * Returns the number of rows in an array or reference.
+ *
+ * Excel Function:
+ * =ROWS(cellAddress)
+ *
+ * @param cellAddress An array or array formula, or a reference to a range of cells for which you want the number of rows
+ * @return integer The number of rows in cellAddress
+ */
+ public static function ROWS($cellAddress=Null) {
+ if (is_null($cellAddress) || $cellAddress === '') {
+ return 1;
+ } elseif (!is_array($cellAddress)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ $i = array_keys($cellAddress);
+ $isMatrix = (is_numeric(array_shift($i)));
+ list($columns,$rows) = PHPExcel_Calculation::_getMatrixDimensions($cellAddress);
+
+ if ($isMatrix) {
+ return $columns;
+ } else {
+ return $rows;
+ }
+ } // function ROWS()
+
+
+ /**
+ * HYPERLINK
+ *
+ * Excel Function:
+ * =HYPERLINK(linkURL,displayName)
+ *
+ * @access public
+ * @category Logical Functions
+ * @param string $linkURL Value to check, is also the value returned when no error
+ * @param string $displayName Value to return when testValue is an error condition
+ * @return mixed The value of $displayName (or $linkURL if $displayName was blank)
+ */
+ public static function HYPERLINK($linkURL = '', $displayName = null, PHPExcel_Cell $pCell = null) {
+ $args = func_get_args();
+ $pCell = array_pop($args);
+
+ $linkURL = (is_null($linkURL)) ? '' : PHPExcel_Calculation_Functions::flattenSingleValue($linkURL);
+ $displayName = (is_null($displayName)) ? '' : PHPExcel_Calculation_Functions::flattenSingleValue($displayName);
+
+ if ((!is_object($pCell)) || (trim($linkURL) == '')) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ if ((is_object($displayName)) || trim($displayName) == '') {
+ $displayName = $linkURL;
+ }
+
+ $pCell->getHyperlink()->setUrl($linkURL);
+
+ return $displayName;
+ } // function HYPERLINK()
+
+
+ /**
+ * INDIRECT
+ *
+ * Returns the reference specified by a text string.
+ * References are immediately evaluated to display their contents.
+ *
+ * Excel Function:
+ * =INDIRECT(cellAddress)
+ *
+ * NOTE - INDIRECT() does not yet support the optional a1 parameter introduced in Excel 2010
+ *
+ * @param cellAddress An array or array formula, or a reference to a range of cells for which you want the number of rows
+ * @return mixed The cells referenced by cellAddress
+ *
+ * @todo Support for the optional a1 parameter introduced in Excel 2010
+ *
+ */
+ public static function INDIRECT($cellAddress=Null, PHPExcel_Cell $pCell = null) {
+ $cellAddress = PHPExcel_Calculation_Functions::flattenSingleValue($cellAddress);
+ if (is_null($cellAddress) || $cellAddress === '') {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ $cellAddress1 = $cellAddress;
+ $cellAddress2 = NULL;
+ if (strpos($cellAddress,':') !== false) {
+ list($cellAddress1,$cellAddress2) = explode(':',$cellAddress);
+ }
+
+ if ((!preg_match('/^'.PHPExcel_Calculation::CALCULATION_REGEXP_CELLREF.'$/i', $cellAddress1, $matches)) ||
+ ((!is_null($cellAddress2)) && (!preg_match('/^'.PHPExcel_Calculation::CALCULATION_REGEXP_CELLREF.'$/i', $cellAddress2, $matches)))) {
+
+ if (!preg_match('/^'.PHPExcel_Calculation::CALCULATION_REGEXP_NAMEDRANGE.'$/i', $cellAddress1, $matches)) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ if (strpos($cellAddress,'!') !== false) {
+ list($sheetName,$cellAddress) = explode('!',$cellAddress);
+ $pSheet = $pCell->getParent()->getParent()->getSheetByName($sheetName);
+ } else {
+ $pSheet = $pCell->getParent();
+ }
+
+ return PHPExcel_Calculation::getInstance()->extractNamedRange($cellAddress, $pSheet, False);
+ }
+
+ if (strpos($cellAddress,'!') !== false) {
+ list($sheetName,$cellAddress) = explode('!',$cellAddress);
+ $pSheet = $pCell->getParent()->getParent()->getSheetByName($sheetName);
+ } else {
+ $pSheet = $pCell->getParent();
+ }
+
+ return PHPExcel_Calculation::getInstance()->extractCellRange($cellAddress, $pSheet, False);
+ } // function INDIRECT()
+
+
+ /**
+ * OFFSET
+ *
+ * Returns a reference to a range that is a specified number of rows and columns from a cell or range of cells.
+ * The reference that is returned can be a single cell or a range of cells. You can specify the number of rows and
+ * the number of columns to be returned.
+ *
+ * Excel Function:
+ * =OFFSET(cellAddress, rows, cols, [height], [width])
+ *
+ * @param cellAddress The reference from which you want to base the offset. Reference must refer to a cell or
+ * range of adjacent cells; otherwise, OFFSET returns the #VALUE! error value.
+ * @param rows The number of rows, up or down, that you want the upper-left cell to refer to.
+ * Using 5 as the rows argument specifies that the upper-left cell in the reference is
+ * five rows below reference. Rows can be positive (which means below the starting reference)
+ * or negative (which means above the starting reference).
+ * @param cols The number of columns, to the left or right, that you want the upper-left cell of the result
+ * to refer to. Using 5 as the cols argument specifies that the upper-left cell in the
+ * reference is five columns to the right of reference. Cols can be positive (which means
+ * to the right of the starting reference) or negative (which means to the left of the
+ * starting reference).
+ * @param height The height, in number of rows, that you want the returned reference to be. Height must be a positive number.
+ * @param width The width, in number of columns, that you want the returned reference to be. Width must be a positive number.
+ * @return string A reference to a cell or range of cells
+ */
+ public static function OFFSET($cellAddress=Null,$rows=0,$columns=0,$height=null,$width=null) {
+ $rows = PHPExcel_Calculation_Functions::flattenSingleValue($rows);
+ $columns = PHPExcel_Calculation_Functions::flattenSingleValue($columns);
+ $height = PHPExcel_Calculation_Functions::flattenSingleValue($height);
+ $width = PHPExcel_Calculation_Functions::flattenSingleValue($width);
+ if ($cellAddress == Null) {
+ return 0;
+ }
+
+ $args = func_get_args();
+ $pCell = array_pop($args);
+ if (!is_object($pCell)) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ $sheetName = null;
+ if (strpos($cellAddress,"!")) {
+ list($sheetName,$cellAddress) = explode("!",$cellAddress);
+ }
+ if (strpos($cellAddress,":")) {
+ list($startCell,$endCell) = explode(":",$cellAddress);
+ } else {
+ $startCell = $endCell = $cellAddress;
+ }
+ list($startCellColumn,$startCellRow) = PHPExcel_Cell::coordinateFromString($startCell);
+ list($endCellColumn,$endCellRow) = PHPExcel_Cell::coordinateFromString($endCell);
+
+ $startCellRow += $rows;
+ $startCellColumn = PHPExcel_Cell::columnIndexFromString($startCellColumn) - 1;
+ $startCellColumn += $columns;
+
+ if (($startCellRow <= 0) || ($startCellColumn < 0)) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+ $endCellColumn = PHPExcel_Cell::columnIndexFromString($endCellColumn) - 1;
+ if (($width != null) && (!is_object($width))) {
+ $endCellColumn = $startCellColumn + $width - 1;
+ } else {
+ $endCellColumn += $columns;
+ }
+ $startCellColumn = PHPExcel_Cell::stringFromColumnIndex($startCellColumn);
+
+ if (($height != null) && (!is_object($height))) {
+ $endCellRow = $startCellRow + $height - 1;
+ } else {
+ $endCellRow += $rows;
+ }
+
+ if (($endCellRow <= 0) || ($endCellColumn < 0)) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+ $endCellColumn = PHPExcel_Cell::stringFromColumnIndex($endCellColumn);
+
+ $cellAddress = $startCellColumn.$startCellRow;
+ if (($startCellColumn != $endCellColumn) || ($startCellRow != $endCellRow)) {
+ $cellAddress .= ':'.$endCellColumn.$endCellRow;
+ }
+
+ if ($sheetName !== null) {
+ $pSheet = $pCell->getParent()->getParent()->getSheetByName($sheetName);
+ } else {
+ $pSheet = $pCell->getParent();
+ }
+
+ return PHPExcel_Calculation::getInstance()->extractCellRange($cellAddress, $pSheet, False);
+ } // function OFFSET()
+
+
+ /**
+ * CHOOSE
+ *
+ * Uses lookup_value to return a value from the list of value arguments.
+ * Use CHOOSE to select one of up to 254 values based on the lookup_value.
+ *
+ * Excel Function:
+ * =CHOOSE(index_num, value1, [value2], ...)
+ *
+ * @param index_num Specifies which value argument is selected.
+ * Index_num must be a number between 1 and 254, or a formula or reference to a cell containing a number
+ * between 1 and 254.
+ * @param value1... Value1 is required, subsequent values are optional.
+ * Between 1 to 254 value arguments from which CHOOSE selects a value or an action to perform based on
+ * index_num. The arguments can be numbers, cell references, defined names, formulas, functions, or
+ * text.
+ * @return mixed The selected value
+ */
+ public static function CHOOSE() {
+ $chooseArgs = func_get_args();
+ $chosenEntry = PHPExcel_Calculation_Functions::flattenArray(array_shift($chooseArgs));
+ $entryCount = count($chooseArgs) - 1;
+
+ if(is_array($chosenEntry)) {
+ $chosenEntry = array_shift($chosenEntry);
+ }
+ if ((is_numeric($chosenEntry)) && (!is_bool($chosenEntry))) {
+ --$chosenEntry;
+ } else {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+ $chosenEntry = floor($chosenEntry);
+ if (($chosenEntry <= 0) || ($chosenEntry > $entryCount)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ if (is_array($chooseArgs[$chosenEntry])) {
+ return PHPExcel_Calculation_Functions::flattenArray($chooseArgs[$chosenEntry]);
+ } else {
+ return $chooseArgs[$chosenEntry];
+ }
+ } // function CHOOSE()
+
+
+ /**
+ * MATCH
+ *
+ * The MATCH function searches for a specified item in a range of cells
+ *
+ * Excel Function:
+ * =MATCH(lookup_value, lookup_array, [match_type])
+ *
+ * @param lookup_value The value that you want to match in lookup_array
+ * @param lookup_array The range of cells being searched
+ * @param match_type The number -1, 0, or 1. -1 means above, 0 means exact match, 1 means below. If match_type is 1 or -1, the list has to be ordered.
+ * @return integer The relative position of the found item
+ */
+ public static function MATCH($lookup_value, $lookup_array, $match_type=1) {
+ $lookup_array = PHPExcel_Calculation_Functions::flattenArray($lookup_array);
+ $lookup_value = PHPExcel_Calculation_Functions::flattenSingleValue($lookup_value);
+ $match_type = (is_null($match_type)) ? 1 : (int) PHPExcel_Calculation_Functions::flattenSingleValue($match_type);
+ // MATCH is not case sensitive
+ $lookup_value = strtolower($lookup_value);
+
+ // lookup_value type has to be number, text, or logical values
+ if ((!is_numeric($lookup_value)) && (!is_string($lookup_value)) && (!is_bool($lookup_value))) {
+ return PHPExcel_Calculation_Functions::NA();
+ }
+
+ // match_type is 0, 1 or -1
+ if (($match_type !== 0) && ($match_type !== -1) && ($match_type !== 1)) {
+ return PHPExcel_Calculation_Functions::NA();
+ }
+
+ // lookup_array should not be empty
+ $lookupArraySize = count($lookup_array);
+ if ($lookupArraySize <= 0) {
+ return PHPExcel_Calculation_Functions::NA();
+ }
+
+ // lookup_array should contain only number, text, or logical values, or empty (null) cells
+ foreach($lookup_array as $i => $lookupArrayValue) {
+ // check the type of the value
+ if ((!is_numeric($lookupArrayValue)) && (!is_string($lookupArrayValue)) &&
+ (!is_bool($lookupArrayValue)) && (!is_null($lookupArrayValue))) {
+ return PHPExcel_Calculation_Functions::NA();
+ }
+ // convert strings to lowercase for case-insensitive testing
+ if (is_string($lookupArrayValue)) {
+ $lookup_array[$i] = strtolower($lookupArrayValue);
+ }
+ if ((is_null($lookupArrayValue)) && (($match_type == 1) || ($match_type == -1))) {
+ $lookup_array = array_slice($lookup_array,0,$i-1);
+ }
+ }
+
+ // if match_type is 1 or -1, the list has to be ordered
+ if ($match_type == 1) {
+ asort($lookup_array);
+ $keySet = array_keys($lookup_array);
+ } elseif($match_type == -1) {
+ arsort($lookup_array);
+ $keySet = array_keys($lookup_array);
+ }
+
+ // **
+ // find the match
+ // **
+ // loop on the cells
+// var_dump($lookup_array);
+// echo '<br />';
+ foreach($lookup_array as $i => $lookupArrayValue) {
+ if (($match_type == 0) && ($lookupArrayValue == $lookup_value)) {
+ // exact match
+ return ++$i;
+ } elseif (($match_type == -1) && ($lookupArrayValue <= $lookup_value)) {
+// echo '$i = '.$i.' => ';
+// var_dump($lookupArrayValue);
+// echo '<br />';
+// echo 'Keyset = ';
+// var_dump($keySet);
+// echo '<br />';
+ $i = array_search($i,$keySet);
+// echo '$i='.$i.'<br />';
+ // if match_type is -1 <=> find the smallest value that is greater than or equal to lookup_value
+ if ($i < 1){
+ // 1st cell was allready smaller than the lookup_value
+ break;
+ } else {
+ // the previous cell was the match
+ return $keySet[$i-1]+1;
+ }
+ } elseif (($match_type == 1) && ($lookupArrayValue >= $lookup_value)) {
+// echo '$i = '.$i.' => ';
+// var_dump($lookupArrayValue);
+// echo '<br />';
+// echo 'Keyset = ';
+// var_dump($keySet);
+// echo '<br />';
+ $i = array_search($i,$keySet);
+// echo '$i='.$i.'<br />';
+ // if match_type is 1 <=> find the largest value that is less than or equal to lookup_value
+ if ($i < 1){
+ // 1st cell was allready bigger than the lookup_value
+ break;
+ } else {
+ // the previous cell was the match
+ return $keySet[$i-1]+1;
+ }
+ }
+ }
+
+ // unsuccessful in finding a match, return #N/A error value
+ return PHPExcel_Calculation_Functions::NA();
+ } // function MATCH()
+
+
+ /**
+ * INDEX
+ *
+ * Uses an index to choose a value from a reference or array
+ *
+ * Excel Function:
+ * =INDEX(range_array, row_num, [column_num])
+ *
+ * @param range_array A range of cells or an array constant
+ * @param row_num The row in array from which to return a value. If row_num is omitted, column_num is required.
+ * @param column_num The column in array from which to return a value. If column_num is omitted, row_num is required.
+ * @return mixed the value of a specified cell or array of cells
+ */
+ public static function INDEX($arrayValues,$rowNum = 0,$columnNum = 0) {
+
+ if (($rowNum < 0) || ($columnNum < 0)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ if (!is_array($arrayValues)) {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ $rowKeys = array_keys($arrayValues);
+ $columnKeys = @array_keys($arrayValues[$rowKeys[0]]);
+
+ if ($columnNum > count($columnKeys)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ } elseif ($columnNum == 0) {
+ if ($rowNum == 0) {
+ return $arrayValues;
+ }
+ $rowNum = $rowKeys[--$rowNum];
+ $returnArray = array();
+ foreach($arrayValues as $arrayColumn) {
+ if (is_array($arrayColumn)) {
+ if (isset($arrayColumn[$rowNum])) {
+ $returnArray[] = $arrayColumn[$rowNum];
+ } else {
+ return $arrayValues[$rowNum];
+ }
+ } else {
+ return $arrayValues[$rowNum];
+ }
+ }
+ return $returnArray;
+ }
+ $columnNum = $columnKeys[--$columnNum];
+ if ($rowNum > count($rowKeys)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ } elseif ($rowNum == 0) {
+ return $arrayValues[$columnNum];
+ }
+ $rowNum = $rowKeys[--$rowNum];
+
+ return $arrayValues[$rowNum][$columnNum];
+ } // function INDEX()
+
+
+ /**
+ * TRANSPOSE
+ *
+ * @param array $matrixData A matrix of values
+ * @return array
+ *
+ * Unlike the Excel TRANSPOSE function, which will only work on a single row or column, this function will transpose a full matrix.
+ */
+ public static function TRANSPOSE($matrixData) {
+ $returnMatrix = array();
+ if (!is_array($matrixData)) { $matrixData = array(array($matrixData)); }
+
+ $column = 0;
+ foreach($matrixData as $matrixRow) {
+ $row = 0;
+ foreach($matrixRow as $matrixCell) {
+ $returnMatrix[$row][$column] = $matrixCell;
+ ++$row;
+ }
+ ++$column;
+ }
+ return $returnMatrix;
+ } // function TRANSPOSE()
+
+
+ private static function _vlookupSort($a,$b) {
+ $f = array_keys($a);
+ $firstColumn = array_shift($f);
+ if (strtolower($a[$firstColumn]) == strtolower($b[$firstColumn])) {
+ return 0;
+ }
+ return (strtolower($a[$firstColumn]) < strtolower($b[$firstColumn])) ? -1 : 1;
+ } // function _vlookupSort()
+
+
+ /**
+ * VLOOKUP
+ * The VLOOKUP function searches for value in the left-most column of lookup_array and returns the value in the same row based on the index_number.
+ * @param lookup_value The value that you want to match in lookup_array
+ * @param lookup_array The range of cells being searched
+ * @param index_number The column number in table_array from which the matching value must be returned. The first column is 1.
+ * @param not_exact_match Determines if you are looking for an exact match based on lookup_value.
+ * @return mixed The value of the found cell
+ */
+ public static function VLOOKUP($lookup_value, $lookup_array, $index_number, $not_exact_match=true) {
+ $lookup_value = PHPExcel_Calculation_Functions::flattenSingleValue($lookup_value);
+ $index_number = PHPExcel_Calculation_Functions::flattenSingleValue($index_number);
+ $not_exact_match = PHPExcel_Calculation_Functions::flattenSingleValue($not_exact_match);
+
+ // index_number must be greater than or equal to 1
+ if ($index_number < 1) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+
+ // index_number must be less than or equal to the number of columns in lookup_array
+ if ((!is_array($lookup_array)) || (empty($lookup_array))) {
+ return PHPExcel_Calculation_Functions::REF();
+ } else {
+ $f = array_keys($lookup_array);
+ $firstRow = array_pop($f);
+ if ((!is_array($lookup_array[$firstRow])) || ($index_number > count($lookup_array[$firstRow]))) {
+ return PHPExcel_Calculation_Functions::REF();
+ } else {
+ $columnKeys = array_keys($lookup_array[$firstRow]);
+ $returnColumn = $columnKeys[--$index_number];
+ $firstColumn = array_shift($columnKeys);
+ }
+ }
+
+ if (!$not_exact_match) {
+ uasort($lookup_array,array('self','_vlookupSort'));
+ }
+
+ $rowNumber = $rowValue = False;
+ foreach($lookup_array as $rowKey => $rowData) {
+ if (strtolower($rowData[$firstColumn]) > strtolower($lookup_value)) {
+ break;
+ }
+ $rowNumber = $rowKey;
+ $rowValue = $rowData[$firstColumn];
+ }
+
+ if ($rowNumber !== false) {
+ if ((!$not_exact_match) && ($rowValue != $lookup_value)) {
+ // if an exact match is required, we have what we need to return an appropriate response
+ return PHPExcel_Calculation_Functions::NA();
+ } else {
+ // otherwise return the appropriate value
+ return $lookup_array[$rowNumber][$returnColumn];
+ }
+ }
+
+ return PHPExcel_Calculation_Functions::NA();
+ } // function VLOOKUP()
+
+
+ /**
+ * LOOKUP
+ * The LOOKUP function searches for value either from a one-row or one-column range or from an array.
+ * @param lookup_value The value that you want to match in lookup_array
+ * @param lookup_vector The range of cells being searched
+ * @param result_vector The column from which the matching value must be returned
+ * @return mixed The value of the found cell
+ */
+ public static function LOOKUP($lookup_value, $lookup_vector, $result_vector=null) {
+ $lookup_value = PHPExcel_Calculation_Functions::flattenSingleValue($lookup_value);
+
+ if (!is_array($lookup_vector)) {
+ return PHPExcel_Calculation_Functions::NA();
+ }
+ $lookupRows = count($lookup_vector);
+ $l = array_keys($lookup_vector);
+ $l = array_shift($l);
+ $lookupColumns = count($lookup_vector[$l]);
+ if ((($lookupRows == 1) && ($lookupColumns > 1)) || (($lookupRows == 2) && ($lookupColumns != 2))) {
+ $lookup_vector = self::TRANSPOSE($lookup_vector);
+ $lookupRows = count($lookup_vector);
+ $l = array_keys($lookup_vector);
+ $lookupColumns = count($lookup_vector[array_shift($l)]);
+ }
+
+ if (is_null($result_vector)) {
+ $result_vector = $lookup_vector;
+ }
+ $resultRows = count($result_vector);
+ $l = array_keys($result_vector);
+ $l = array_shift($l);
+ $resultColumns = count($result_vector[$l]);
+ if ((($resultRows == 1) && ($resultColumns > 1)) || (($resultRows == 2) && ($resultColumns != 2))) {
+ $result_vector = self::TRANSPOSE($result_vector);
+ $resultRows = count($result_vector);
+ $r = array_keys($result_vector);
+ $resultColumns = count($result_vector[array_shift($r)]);
+ }
+
+ if ($lookupRows == 2) {
+ $result_vector = array_pop($lookup_vector);
+ $lookup_vector = array_shift($lookup_vector);
+ }
+ if ($lookupColumns != 2) {
+ foreach($lookup_vector as &$value) {
+ if (is_array($value)) {
+ $k = array_keys($value);
+ $key1 = $key2 = array_shift($k);
+ $key2++;
+ $dataValue1 = $value[$key1];
+ } else {
+ $key1 = 0;
+ $key2 = 1;
+ $dataValue1 = $value;
+ }
+ $dataValue2 = array_shift($result_vector);
+ if (is_array($dataValue2)) {
+ $dataValue2 = array_shift($dataValue2);
+ }
+ $value = array($key1 => $dataValue1, $key2 => $dataValue2);
+ }
+ unset($value);
+ }
+
+ return self::VLOOKUP($lookup_value,$lookup_vector,2);
+ } // function LOOKUP()
+
+} // class PHPExcel_Calculation_LookupRef
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