Current Path : /var/www/ljmtc/cbt/lib/spout/src/Spout/Writer/ODS/Manager/ |
Current File : /var/www/ljmtc/cbt/lib/spout/src/Spout/Writer/ODS/Manager/WorksheetManager.php |
<?php namespace Box\Spout\Writer\ODS\Manager; use Box\Spout\Common\Entity\Cell; use Box\Spout\Common\Entity\Row; use Box\Spout\Common\Entity\Style\Style; use Box\Spout\Common\Exception\InvalidArgumentException; use Box\Spout\Common\Exception\IOException; use Box\Spout\Common\Helper\Escaper\ODS as ODSEscaper; use Box\Spout\Common\Helper\StringHelper; use Box\Spout\Writer\Common\Entity\Worksheet; use Box\Spout\Writer\Common\Manager\Style\StyleMerger; use Box\Spout\Writer\Common\Manager\WorksheetManagerInterface; use Box\Spout\Writer\ODS\Manager\Style\StyleManager; /** * Class WorksheetManager * ODS worksheet manager, providing the interfaces to work with ODS worksheets. */ class WorksheetManager implements WorksheetManagerInterface { /** @var \Box\Spout\Common\Helper\Escaper\ODS Strings escaper */ private $stringsEscaper; /** @var StringHelper String helper */ private $stringHelper; /** @var StyleManager Manages styles */ private $styleManager; /** @var StyleMerger Helper to merge styles together */ private $styleMerger; /** * WorksheetManager constructor. * * @param StyleManager $styleManager * @param StyleMerger $styleMerger * @param ODSEscaper $stringsEscaper * @param StringHelper $stringHelper */ public function __construct( StyleManager $styleManager, StyleMerger $styleMerger, ODSEscaper $stringsEscaper, StringHelper $stringHelper ) { $this->styleManager = $styleManager; $this->styleMerger = $styleMerger; $this->stringsEscaper = $stringsEscaper; $this->stringHelper = $stringHelper; } /** * Prepares the worksheet to accept data * * @param Worksheet $worksheet The worksheet to start * @throws \Box\Spout\Common\Exception\IOException If the sheet data file cannot be opened for writing * @return void */ public function startSheet(Worksheet $worksheet) { $sheetFilePointer = fopen($worksheet->getFilePath(), 'w'); $this->throwIfSheetFilePointerIsNotAvailable($sheetFilePointer); $worksheet->setFilePointer($sheetFilePointer); } /** * Checks if the sheet has been sucessfully created. Throws an exception if not. * * @param bool|resource $sheetFilePointer Pointer to the sheet data file or FALSE if unable to open the file * @throws IOException If the sheet data file cannot be opened for writing * @return void */ private function throwIfSheetFilePointerIsNotAvailable($sheetFilePointer) { if (!$sheetFilePointer) { throw new IOException('Unable to open sheet for writing.'); } } /** * Returns the table XML root node as string. * * @param Worksheet $worksheet * @return string <table> node as string */ public function getTableElementStartAsString(Worksheet $worksheet) { $externalSheet = $worksheet->getExternalSheet(); $escapedSheetName = $this->stringsEscaper->escape($externalSheet->getName()); $tableStyleName = 'ta' . ($externalSheet->getIndex() + 1); $tableElement = '<table:table table:style-name="' . $tableStyleName . '" table:name="' . $escapedSheetName . '">'; $tableElement .= '<table:table-column table:default-cell-style-name="ce1" table:style-name="co1" table:number-columns-repeated="' . $worksheet->getMaxNumColumns() . '"/>'; return $tableElement; } /** * Adds a row to the given worksheet. * * @param Worksheet $worksheet The worksheet to add the row to * @param Row $row The row to be added * @throws IOException If the data cannot be written * @throws InvalidArgumentException If a cell value's type is not supported * @return void */ public function addRow(Worksheet $worksheet, Row $row) { $cells = $row->getCells(); $rowStyle = $row->getStyle(); $data = '<table:table-row table:style-name="ro1">'; $currentCellIndex = 0; $nextCellIndex = 1; for ($i = 0; $i < $row->getNumCells(); $i++) { /** @var Cell $cell */ $cell = $cells[$currentCellIndex]; /** @var Cell|null $nextCell */ $nextCell = isset($cells[$nextCellIndex]) ? $cells[$nextCellIndex] : null; if ($nextCell === null || $cell->getValue() !== $nextCell->getValue()) { $data .= $this->applyStyleAndGetCellXML($cell, $rowStyle, $currentCellIndex, $nextCellIndex); $currentCellIndex = $nextCellIndex; } $nextCellIndex++; } $data .= '</table:table-row>'; $wasWriteSuccessful = fwrite($worksheet->getFilePointer(), $data); if ($wasWriteSuccessful === false) { throw new IOException("Unable to write data in {$worksheet->getFilePath()}"); } // only update the count if the write worked $lastWrittenRowIndex = $worksheet->getLastWrittenRowIndex(); $worksheet->setLastWrittenRowIndex($lastWrittenRowIndex + 1); } /** * Applies styles to the given style, merging the cell's style with its row's style * Then builds and returns xml for the cell. * * @param Cell $cell * @param Style $rowStyle * @param int $currentCellIndex * @param int $nextCellIndex * @throws InvalidArgumentException If a cell value's type is not supported * @return string */ private function applyStyleAndGetCellXML(Cell $cell, Style $rowStyle, $currentCellIndex, $nextCellIndex) { // Apply row and extra styles $mergedCellAndRowStyle = $this->styleMerger->merge($cell->getStyle(), $rowStyle); $cell->setStyle($mergedCellAndRowStyle); $newCellStyle = $this->styleManager->applyExtraStylesIfNeeded($cell); $registeredStyle = $this->styleManager->registerStyle($newCellStyle); $styleIndex = $registeredStyle->getId() + 1; // 1-based $numTimesValueRepeated = ($nextCellIndex - $currentCellIndex); return $this->getCellXML($cell, $styleIndex, $numTimesValueRepeated); } /** * Returns the cell XML content, given its value. * * @param Cell $cell The cell to be written * @param int $styleIndex Index of the used style * @param int $numTimesValueRepeated Number of times the value is consecutively repeated * @throws InvalidArgumentException If a cell value's type is not supported * @return string The cell XML content */ private function getCellXML(Cell $cell, $styleIndex, $numTimesValueRepeated) { $data = '<table:table-cell table:style-name="ce' . $styleIndex . '"'; if ($numTimesValueRepeated !== 1) { $data .= ' table:number-columns-repeated="' . $numTimesValueRepeated . '"'; } if ($cell->isString()) { $data .= ' office:value-type="string" calcext:value-type="string">'; $cellValueLines = explode("\n", $cell->getValue()); foreach ($cellValueLines as $cellValueLine) { $data .= '<text:p>' . $this->stringsEscaper->escape($cellValueLine) . '</text:p>'; } $data .= '</table:table-cell>'; } elseif ($cell->isBoolean()) { $data .= ' office:value-type="boolean" calcext:value-type="boolean" office:boolean-value="' . $cell->getValue() . '">'; $data .= '<text:p>' . $cell->getValue() . '</text:p>'; $data .= '</table:table-cell>'; } elseif ($cell->isNumeric()) { $data .= ' office:value-type="float" calcext:value-type="float" office:value="' . $cell->getValue() . '">'; $data .= '<text:p>' . $cell->getValue() . '</text:p>'; $data .= '</table:table-cell>'; } elseif ($cell->isEmpty()) { $data .= '/>'; } else { throw new InvalidArgumentException('Trying to add a value with an unsupported type: ' . gettype($cell->getValue())); } return $data; } /** * Closes the worksheet * * @param Worksheet $worksheet * @return void */ public function close(Worksheet $worksheet) { $worksheetFilePointer = $worksheet->getFilePointer(); if (!is_resource($worksheetFilePointer)) { return; } fclose($worksheetFilePointer); } }