Slk::load() - Code Metrics - Inspection of "Fix unit tests" - PHPOffice/PhpSpreadsheet - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — develop ( d383bc...d9bd45 )

by Adrien
created 2017-12-23 06:00 UTC
Slk::load() A

↳ Parent: Slk
Complexity

Conditions	1
Paths	1
Size

Total Lines	7
Code Lines	2
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	3
CRAP Score	1
Importance

Changes
Metric	Value
cc	1
eloc	2
nc	1
nop	1
dl	0
loc	7
ccs	3
cts	3
cp	1
crap	1
rs	9.4285
c	0
b	0
f	0
<?php

namespace PhpOffice\PhpSpreadsheet\Reader;

use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Shared\StringHelper;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Style\Border;

class Slk extends BaseReader
{
    /**
     * Input encoding.
     *
     * @var string
     */
    private $inputEncoding = 'ANSI';

    /**
     * Sheet index to read.
     *
     * @var int
     */
    private $sheetIndex = 0;

    /**
     * Formats.
     *
     * @var array
     */
    private $formats = [];

    /**
     * Format Count.
     *
     * @var int
     */
    private $format = 0;

    /**
     * Create a new SYLK Reader instance.
     */
    public function __construct()
    {
        $this->readFilter = new DefaultReadFilter();
    }

    /**
     * Validate that the current file is a SYLK file.
     *
     * @param string $pFilename
     *
     * @throws Exception
     *
     * @return bool
     */
    public function canRead($pFilename)
    {
        // Check if file exists
        try {
            $this->openFile($pFilename);
        } catch (Exception $e) {
            return false;
        }

        // Read sample data (first 2 KB will do)
        $data = fread($this->fileHandle, 2048);
        $data = fread(/** @scrutinizer ignore-type */ $this->fileHandle, 2048);

        // Count delimiters in file
        $delimiterCount = substr_count($data, ';');
        $hasDelimiter = $delimiterCount > 0;

        // Analyze first line looking for ID; signature
        $lines = explode("\n", $data);
        $hasId = substr($lines[0], 0, 4) === 'ID;P';

        fclose($this->fileHandle);
        fclose(/** @scrutinizer ignore-type */ $this->fileHandle);

        return $hasDelimiter && $hasId;
    }

    /**
     * Set input encoding.
     *
     * @param string $pValue Input encoding, eg: 'ANSI'
     */
    public function setInputEncoding($pValue)
    {
        $this->inputEncoding = $pValue;

        return $this;
    }

    /**
     * Get input encoding.
     *
     * @return string
     */
    public function getInputEncoding()
    {
        return $this->inputEncoding;
    }

    /**
     * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns).
     *
     * @param string $pFilename
     *
     * @throws Exception
     */
    public function listWorksheetInfo($pFilename)
    {
        // Open file
        if (!$this->canRead($pFilename)) {
            throw new Exception($pFilename . ' is an Invalid Spreadsheet file.');
        }
        $this->openFile($pFilename);
        $fileHandle = $this->fileHandle;
        rewind($fileHandle);
        rewind(/** @scrutinizer ignore-type */ $fileHandle);

        $worksheetInfo = [];
        $worksheetInfo[0]['worksheetName'] = 'Worksheet';
        $worksheetInfo[0]['lastColumnLetter'] = 'A';
        $worksheetInfo[0]['lastColumnIndex'] = 0;
        $worksheetInfo[0]['totalRows'] = 0;
        $worksheetInfo[0]['totalColumns'] = 0;

        // loop through one row (line) at a time in the file
        $rowIndex = 0;
        while (($rowData = fgets($fileHandle)) !== false) {
        while (($rowData = fgets(/** @scrutinizer ignore-type */ $fileHandle)) !== false) {
            $columnIndex = 0;

            // convert SYLK encoded $rowData to UTF-8
            $rowData = StringHelper::SYLKtoUTF8($rowData);

            // explode each row at semicolons while taking into account that literal semicolon (;)
            // is escaped like this (;;)
            $rowData = explode("\t", str_replace('¤', ';', str_replace(';', "\t", str_replace(';;', '¤', rtrim($rowData)))));

            $dataType = array_shift($rowData);
            if ($dataType == 'C') {
                //  Read cell value data
                foreach ($rowData as $rowDatum) {
                    switch ($rowDatum[0]) {

                        case 'C':
                        case 'X':
                            $columnIndex = substr($rowDatum, 1) - 1;

                            break;
                        case 'R':
                        case 'Y':
                            $rowIndex = substr($rowDatum, 1);

                            break;
                    }

                    $worksheetInfo[0]['totalRows'] = max($worksheetInfo[0]['totalRows'], $rowIndex);
                    $worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], $columnIndex);
                }
            }
        }

        $worksheetInfo[0]['lastColumnLetter'] = Coordinate::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex'] + 1);
        $worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1;

        // Close file
        fclose($fileHandle);

        return $worksheetInfo;
    }

    /**
     * Loads PhpSpreadsheet from file.
     *
     * @param string $pFilename
     *
     * @throws Exception
     *
     * @return Spreadsheet
     */
    public function load($pFilename)
    {
        // Create new Spreadsheet
        $spreadsheet = new Spreadsheet();

        // Load into this instance
        return $this->loadIntoExisting($pFilename, $spreadsheet);
    }

    /**
     * Loads PhpSpreadsheet from file into PhpSpreadsheet instance.
     *
     * @param string $pFilename
     * @param Spreadsheet $spreadsheet
     *
     * @throws Exception
     *
     * @return Spreadsheet
     */
    public function loadIntoExisting($pFilename, Spreadsheet $spreadsheet)
    {
        // Open file
        if (!$this->canRead($pFilename)) {
            throw new Exception($pFilename . ' is an Invalid Spreadsheet file.');
        }
        $this->openFile($pFilename);
        $fileHandle = $this->fileHandle;
        rewind($fileHandle);
        rewind(/** @scrutinizer ignore-type */ $fileHandle);

        // Create new Worksheets
        while ($spreadsheet->getSheetCount() <= $this->sheetIndex) {
            $spreadsheet->createSheet();
        }
        $spreadsheet->setActiveSheetIndex($this->sheetIndex);

        $fromFormats = ['\-', '\ '];
        $toFormats = ['-', ' '];

        // Loop through file
        $column = $row = '';

        // loop through one row (line) at a time in the file
        while (($rowData = fgets($fileHandle)) !== false) {
        while (($rowData = fgets(/** @scrutinizer ignore-type */ $fileHandle)) !== false) {
            // convert SYLK encoded $rowData to UTF-8
            $rowData = StringHelper::SYLKtoUTF8($rowData);

            // explode each row at semicolons while taking into account that literal semicolon (;)
            // is escaped like this (;;)
            $rowData = explode("\t", str_replace('¤', ';', str_replace(';', "\t", str_replace(';;', '¤', rtrim($rowData)))));

            $dataType = array_shift($rowData);
            //    Read shared styles
            if ($dataType == 'P') {
                $formatArray = [];
                foreach ($rowData as $rowDatum) {
                    switch ($rowDatum[0]) {
                        case 'P':
                            $formatArray['numberFormat']['formatCode'] = str_replace($fromFormats, $toFormats, substr($rowDatum, 1));

                            break;
                        case 'E':
                        case 'F':
                            $formatArray['font']['name'] = substr($rowDatum, 1);

                            break;
                        case 'L':
                            $formatArray['font']['size'] = substr($rowDatum, 1);

                            break;
                        case 'S':

                            $styleSettings = substr($rowDatum, 1);
                            $iMax = strlen($styleSettings);
                            for ($i = 0; $i < $iMax; ++$i) {
                                switch ($styleSettings[$i]) {
                                    case 'I':
                                        $formatArray['font']['italic'] = true;

                                        break;
                                    case 'D':
                                        $formatArray['font']['bold'] = true;

                                        break;
                                    case 'T':
                                        $formatArray['borders']['top']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'B':
                                        $formatArray['borders']['bottom']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'L':
                                        $formatArray['borders']['left']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'R':
                                        $formatArray['borders']['right']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                }
                            }

                            break;
                    }
                }
                $this->formats['P' . $this->format++] = $formatArray;
                //    Read cell value data
            } elseif ($dataType == 'C') {
                $hasCalculatedValue = false;
                $cellData = $cellDataFormula = '';
                foreach ($rowData as $rowDatum) {
                    switch ($rowDatum[0]) {
                        case 'C':
                        case 'X':
                            $column = substr($rowDatum, 1);

                            break;
                        case 'R':
                        case 'Y':
                            $row = substr($rowDatum, 1);

                            break;
                        case 'K':
                            $cellData = substr($rowDatum, 1);

                            break;
                        case 'E':
                            $cellDataFormula = '=' . substr($rowDatum, 1);
                            //    Convert R1C1 style references to A1 style references (but only when not quoted)
                            $temp = explode('"', $cellDataFormula);
                            $key = false;
                            foreach ($temp as &$value) {

                                //    Only count/replace in alternate array entries
                                if ($key = !$key) {
                                    preg_match_all('/(R(\[?-?\d*\]?))(C(\[?-?\d*\]?))/', $value, $cellReferences, PREG_SET_ORDER + PREG_OFFSET_CAPTURE);
                                    //    Reverse the matches array, otherwise all our offsets will become incorrect if we modify our way
                                    //        through the formula from left to right. Reversing means that we work right to left.through
                                    //        the formula
                                    $cellReferences = array_reverse($cellReferences);
                                    //    Loop through each R1C1 style reference in turn, converting it to its A1 style equivalent,
                                    //        then modify the formula to use that new reference
                                    foreach ($cellReferences as $cellReference) {
                                        $rowReference = $cellReference[2][0];
                                        //    Empty R reference is the current row
                                        if ($rowReference == '') {
                                            $rowReference = $row;
                                        }
                                        //    Bracketed R references are relative to the current row
                                        if ($rowReference[0] == '[') {
                                            $rowReference = $row + trim($rowReference, '[]');
                                        }
                                        $columnReference = $cellReference[4][0];
                                        //    Empty C reference is the current column
                                        if ($columnReference == '') {
                                            $columnReference = $column;
                                        }
                                        //    Bracketed C references are relative to the current column
                                        if ($columnReference[0] == '[') {
                                            $columnReference = $column + trim($columnReference, '[]');
                                        }
                                        $A1CellReference = Coordinate::stringFromColumnIndex($columnReference) . $rowReference;
                                        $A1CellReference = Coordinate::stringFromColumnIndex(/** @scrutinizer ignore-type */ $columnReference) . $rowReference;

                                        $value = substr_replace($value, $A1CellReference, $cellReference[0][1], strlen($cellReference[0][0]));
                                    }
                                }
                            }
                            unset($value);
                            //    Then rebuild the formula string
                            $cellDataFormula = implode('"', $temp);
                            $hasCalculatedValue = true;

                            break;
                    }
                }
                $columnLetter = Coordinate::stringFromColumnIndex($column);
                $cellData = Calculation::unwrapResult($cellData);

                // Set cell value
                $spreadsheet->getActiveSheet()->getCell($columnLetter . $row)->setValue(($hasCalculatedValue) ? $cellDataFormula : $cellData);
                if ($hasCalculatedValue) {
                    $cellData = Calculation::unwrapResult($cellData);
                    $spreadsheet->getActiveSheet()->getCell($columnLetter . $row)->setCalculatedValue($cellData);
                }
                //    Read cell formatting
            } elseif ($dataType == 'F') {
                $formatStyle = $columnWidth = $styleSettings = '';
                $styleData = [];
                foreach ($rowData as $rowDatum) {
                    switch ($rowDatum[0]) {
                        case 'C':
                        case 'X':
                            $column = substr($rowDatum, 1);

                            break;
                        case 'R':
                        case 'Y':
                            $row = substr($rowDatum, 1);

                            break;
                        case 'P':
                            $formatStyle = $rowDatum;

                            break;
                        case 'W':
                            list($startCol, $endCol, $columnWidth) = explode(' ', substr($rowDatum, 1));

                            break;
                        case 'S':

                            $styleSettings = substr($rowDatum, 1);
                            $iMax = strlen($styleSettings);
                            for ($i = 0; $i < $iMax; ++$i) {
                                switch ($styleSettings[$i]) {
                                    case 'I':
                                        $styleData['font']['italic'] = true;

                                        break;
                                    case 'D':
                                        $styleData['font']['bold'] = true;

                                        break;
                                    case 'T':
                                        $styleData['borders']['top']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'B':
                                        $styleData['borders']['bottom']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'L':
                                        $styleData['borders']['left']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                    case 'R':
                                        $styleData['borders']['right']['borderStyle'] = Border::BORDER_THIN;

                                        break;
                                }
                            }

                            break;
                    }
                }
                if (($formatStyle > '') && ($column > '') && ($row > '')) {
                    $columnLetter = Coordinate::stringFromColumnIndex($column);
                    if (isset($this->formats[$formatStyle])) {

                        $spreadsheet->getActiveSheet()->getStyle($columnLetter . $row)->applyFromArray($this->formats[$formatStyle]);
                    }
                }
                if ((!empty($styleData)) && ($column > '') && ($row > '')) {
                    $columnLetter = Coordinate::stringFromColumnIndex($column);
                    $spreadsheet->getActiveSheet()->getStyle($columnLetter . $row)->applyFromArray($styleData);
                }
                if ($columnWidth > '') {
                    if ($startCol == $endCol) {

                        $startCol = Coordinate::stringFromColumnIndex($startCol);
                        $spreadsheet->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
                        $spreadsheet->getActiveSheet()->getColumnDimension($startCol)->setWidth(/** @scrutinizer ignore-type */ $columnWidth);
                    } else {
                        $startCol = Coordinate::stringFromColumnIndex($startCol);
                        $endCol = Coordinate::stringFromColumnIndex($endCol);
                        $spreadsheet->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
                        do {
                            $spreadsheet->getActiveSheet()->getColumnDimension(++$startCol)->setWidth($columnWidth);
                        } while ($startCol != $endCol);
                    }
                }
            } else {
                foreach ($rowData as $rowDatum) {
                    switch ($rowDatum[0]) {

                        case 'C':
                        case 'X':
                            $column = substr($rowDatum, 1);

                            break;
                        case 'R':
                        case 'Y':
                            $row = substr($rowDatum, 1);

                            break;
                    }
                }
            }
        }

        // Close file
        fclose($fileHandle);

        // Return
        return $spreadsheet;
    }

    /**
     * Get sheet index.
     *
     * @return int
     */
    public function getSheetIndex()
    {
        return $this->sheetIndex;
    }

    /**
     * Set sheet index.
     *
     * @param int $pValue Sheet index
     *
     * @return Slk
     */
    public function setSheetIndex($pValue)
    {
        $this->sheetIndex = $pValue;

        return $this;
    }
}

PHPOffice / PhpSpreadsheet

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Slk::load() A

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