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More explicit rule for ignoring empty placeholder cells in Excel ODS #184

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This commit is contained in:
madflow 2016-03-18 22:39:27 +01:00
parent 3ee7099c95
commit e60054f3c4
1 changed files with 6 additions and 4 deletions
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10
src/Spout/Reader/ODS/RowIterator.php
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@ -20,6 +20,7 @@ class RowIterator implements IteratorInterface
const XML_NODE_TABLE = 'table:table';
const XML_NODE_ROW = 'table:table-row';
const XML_NODE_CELL = 'table:table-cell';
const MAX_COLUMNS_EXCEL= 16384;
/** Definition of XML attribute used to parse data */
const XML_ATTRIBUTE_NUM_COLUMNS_REPEATED = 'table:number-columns-repeated';
@ -134,15 +135,16 @@ class RowIterator implements IteratorInterface
return;
}
// Only add value if the last read cell is not empty or does not need to repeat cell values.
// Only add the value if the last read cell is not a trailing empty cell repeater in Excel.
// The current count of read columns is determined my counting the the values in $rowData.
// This is to avoid creating a lot of empty cells, as Excel adds a last empty "<table:table-cell>"
// with a number-columns-repeated value equals to the number of (supported columns - used columns).
// In Excel, the number of supported columns is 16384, but we don't want to returns rows with always 16384 cells.
if (!$this->isEmptyCellValue($cellValue) || $numColumnsRepeated === 1) {
// In Excel, the number of supported columns is 16384, but we don't want to returns rows with
// always 16384 cells.
if ((count($rowData) + $numColumnsRepeated) !== self::MAX_COLUMNS_EXCEL) {
for ($i = 0; $i < $numColumnsRepeated; $i++) {
$rowData[] = $cellValue;
}
$this->numReadRows++;
}
break;