Completed
Push — master ( 2d297e...16a2f9 )
by Adrien
02:10
created

WorksheetManager::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 19

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 10
CRAP Score 1

Importance

Changes 0
Metric Value
dl 0
loc 19
ccs 10
cts 10
cp 1
rs 9.6333
c 0
b 0
f 0
cc 1
nc 1
nop 8
crap 1

How to fix   Many Parameters   

Many Parameters

Methods with many parameters are not only hard to understand, but their parameters also often become inconsistent when you need more, or different data.

There are several approaches to avoid long parameter lists:

1
<?php
2
3
namespace Box\Spout\Writer\XLSX\Manager;
4
5
use Box\Spout\Common\Entity\Cell;
6
use Box\Spout\Common\Entity\Row;
7
use Box\Spout\Common\Entity\Style\Style;
8
use Box\Spout\Common\Exception\InvalidArgumentException;
9
use Box\Spout\Common\Exception\IOException;
10
use Box\Spout\Common\Helper\Escaper\XLSX as XLSXEscaper;
11
use Box\Spout\Common\Helper\StringHelper;
12
use Box\Spout\Common\Manager\OptionsManagerInterface;
13
use Box\Spout\Writer\Common\Creator\InternalEntityFactory;
14
use Box\Spout\Writer\Common\Entity\Options;
15
use Box\Spout\Writer\Common\Entity\Worksheet;
16
use Box\Spout\Writer\Common\Helper\CellHelper;
17
use Box\Spout\Writer\Common\Manager\RowManager;
18
use Box\Spout\Writer\Common\Manager\Style\StyleMerger;
19
use Box\Spout\Writer\Common\Manager\WorksheetManagerInterface;
20
use Box\Spout\Writer\XLSX\Manager\Style\StyleManager;
21
22
/**
23
 * Class WorksheetManager
24
 * XLSX worksheet manager, providing the interfaces to work with XLSX worksheets.
25
 */
26
class WorksheetManager implements WorksheetManagerInterface
27
{
28
    /**
29
     * Maximum number of characters a cell can contain
30
     * @see https://support.office.com/en-us/article/Excel-specifications-and-limits-16c69c74-3d6a-4aaf-ba35-e6eb276e8eaa [Excel 2007]
31
     * @see https://support.office.com/en-us/article/Excel-specifications-and-limits-1672b34d-7043-467e-8e27-269d656771c3 [Excel 2010]
32
     * @see https://support.office.com/en-us/article/Excel-specifications-and-limits-ca36e2dc-1f09-4620-b726-67c00b05040f [Excel 2013/2016]
33
     */
34
    const MAX_CHARACTERS_PER_CELL = 32767;
35
36
    const SHEET_XML_FILE_HEADER = <<<'EOD'
37
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
38
<worksheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
39
EOD;
40
41
    /** @var bool Whether inline or shared strings should be used */
42
    protected $shouldUseInlineStrings;
43
44
    /** @var RowManager Manages rows */
45
    private $rowManager;
46
47
    /** @var StyleManager Manages styles */
48
    private $styleManager;
49
50
    /** @var StyleMerger Helper to merge styles together */
51
    private $styleMerger;
52
53
    /** @var SharedStringsManager Helper to write shared strings */
54
    private $sharedStringsManager;
55
56
    /** @var XLSXEscaper Strings escaper */
57
    private $stringsEscaper;
58
59
    /** @var StringHelper String helper */
60
    private $stringHelper;
61
62
    /** @var InternalEntityFactory Factory to create entities */
63
    private $entityFactory;
64
65
    /**
66
     * WorksheetManager constructor.
67
     *
68
     * @param OptionsManagerInterface $optionsManager
69
     * @param RowManager $rowManager
70
     * @param StyleManager $styleManager
71
     * @param StyleMerger $styleMerger
72
     * @param SharedStringsManager $sharedStringsManager
73
     * @param XLSXEscaper $stringsEscaper
74
     * @param StringHelper $stringHelper
75
     * @param InternalEntityFactory $entityFactory
76
     */
77 39
    public function __construct(
78
        OptionsManagerInterface $optionsManager,
79
        RowManager $rowManager,
80
        StyleManager $styleManager,
81
        StyleMerger $styleMerger,
82
        SharedStringsManager $sharedStringsManager,
83
        XLSXEscaper $stringsEscaper,
84
        StringHelper $stringHelper,
85
        InternalEntityFactory $entityFactory
86
    ) {
87 39
        $this->shouldUseInlineStrings = $optionsManager->getOption(Options::SHOULD_USE_INLINE_STRINGS);
88 39
        $this->rowManager = $rowManager;
89 39
        $this->styleManager = $styleManager;
90 39
        $this->styleMerger = $styleMerger;
91 39
        $this->sharedStringsManager = $sharedStringsManager;
92 39
        $this->stringsEscaper = $stringsEscaper;
93 39
        $this->stringHelper = $stringHelper;
94 39
        $this->entityFactory = $entityFactory;
95 39
    }
96
97
    /**
98
     * @return SharedStringsManager
99
     */
100 35
    public function getSharedStringsManager()
101
    {
102 35
        return $this->sharedStringsManager;
103
    }
104
105
    /**
106
     * {@inheritdoc}
107
     */
108 39
    public function startSheet(Worksheet $worksheet)
109
    {
110 39
        $sheetFilePointer = fopen($worksheet->getFilePath(), 'w');
111 39
        $this->throwIfSheetFilePointerIsNotAvailable($sheetFilePointer);
112
113 39
        $worksheet->setFilePointer($sheetFilePointer);
114
115 39
        fwrite($sheetFilePointer, self::SHEET_XML_FILE_HEADER);
116 39
        fwrite($sheetFilePointer, '<sheetData>');
117 39
    }
118
119
    /**
120
     * Checks if the sheet has been sucessfully created. Throws an exception if not.
121
     *
122
     * @param bool|resource $sheetFilePointer Pointer to the sheet data file or FALSE if unable to open the file
123
     * @throws IOException If the sheet data file cannot be opened for writing
124
     * @return void
125
     */
126 39
    private function throwIfSheetFilePointerIsNotAvailable($sheetFilePointer)
127
    {
128 39
        if (!$sheetFilePointer) {
129
            throw new IOException('Unable to open sheet for writing.');
130
        }
131 39
    }
132
133
    /**
134
     * {@inheritdoc}
135
     */
136 32
    public function addRow(Worksheet $worksheet, Row $row)
137
    {
138 32
        if (!$this->rowManager->isEmpty($row)) {
139 32
            $this->addNonEmptyRow($worksheet, $row);
140
        }
141
142 31
        $worksheet->setLastWrittenRowIndex($worksheet->getLastWrittenRowIndex() + 1);
143 31
    }
144
145
    /**
146
     * Adds non empty row to the worksheet.
147
     *
148
     * @param Worksheet $worksheet The worksheet to add the row to
149
     * @param Row $row The row to be written
150
     * @throws IOException If the data cannot be written
151
     * @throws InvalidArgumentException If a cell value's type is not supported
152
     * @return void
153
     */
154 32
    private function addNonEmptyRow(Worksheet $worksheet, Row $row)
155
    {
156 32
        $rowStyle = $row->getStyle();
157 32
        $rowIndexOneBased = $worksheet->getLastWrittenRowIndex() + 1;
158 32
        $numCells = $row->getNumCells();
159
160 32
        $rowXML = '<row r="' . $rowIndexOneBased . '" spans="1:' . $numCells . '">';
161
162 32
        foreach ($row->getCells() as $columnIndexZeroBased => $cell) {
163 32
            $rowXML .= $this->applyStyleAndGetCellXML($cell, $rowStyle, $rowIndexOneBased, $columnIndexZeroBased);
164
        }
165
166 31
        $rowXML .= '</row>';
167
168 31
        $wasWriteSuccessful = fwrite($worksheet->getFilePointer(), $rowXML);
169 31
        if ($wasWriteSuccessful === false) {
170
            throw new IOException("Unable to write data in {$worksheet->getFilePath()}");
171
        }
172 31
    }
173
174
    /**
175
     * Applies styles to the given style, merging the cell's style with its row's style
176
     * Then builds and returns xml for the cell.
177
     *
178
     * @param Cell  $cell
179
     * @param Style $rowStyle
180
     * @param int   $rowIndexOneBased
181
     * @param int   $columnIndexZeroBased
182
     *
183
     * @throws InvalidArgumentException If the given value cannot be processed
184
     * @return string
185
     */
186 32
    private function applyStyleAndGetCellXML(Cell $cell, Style $rowStyle, $rowIndexOneBased, $columnIndexZeroBased)
187
    {
188
        // Apply row and extra styles
189 32
        $mergedCellAndRowStyle = $this->styleMerger->merge($cell->getStyle(), $rowStyle);
190 32
        $cell->setStyle($mergedCellAndRowStyle);
191 32
        $newCellStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
192
193 32
        $registeredStyle = $this->styleManager->registerStyle($newCellStyle);
194
195 32
        return $this->getCellXML($rowIndexOneBased, $columnIndexZeroBased, $cell, $registeredStyle->getId());
196
    }
197
198
    /**
199
     * Builds and returns xml for a single cell.
200
     *
201
     * @param int  $rowIndexOneBased
202
     * @param int  $columnIndexZeroBased
203
     * @param Cell $cell
204
     * @param int  $styleId
205
     *
206
     * @throws InvalidArgumentException If the given value cannot be processed
207
     * @return string
208
     */
209 32
    private function getCellXML($rowIndexOneBased, $columnIndexZeroBased, Cell $cell, $styleId)
210
    {
211 32
        $columnLetters = CellHelper::getColumnLettersFromColumnIndex($columnIndexZeroBased);
212 32
        $cellXML = '<c r="' . $columnLetters . $rowIndexOneBased . '"';
213 32
        $cellXML .= ' s="' . $styleId . '"';
214
215 32
        if ($cell->isString()) {
216 31
            $cellXML .= $this->getCellXMLFragmentForNonEmptyString($cell->getValue());
217 4
        } elseif ($cell->isBoolean()) {
218 1
            $cellXML .= ' t="b"><v>' . (int) ($cell->getValue()) . '</v></c>';
219 4
        } elseif ($cell->isNumeric()) {
220 1
            $cellXML .= '><v>' . $cell->getValue() . '</v></c>';
221 4
        } elseif ($cell->isEmpty()) {
222 2
            if ($this->styleManager->shouldApplyStyleOnEmptyCell($styleId)) {
223 1
                $cellXML .= '/>';
224
            } else {
225
                // don't write empty cells that do no need styling
226
                // NOTE: not appending to $cellXML is the right behavior!!
227 2
                $cellXML = '';
228
            }
229
        } else {
230 2
            throw new InvalidArgumentException('Trying to add a value with an unsupported type: ' . gettype($cell->getValue()));
231
        }
232
233 31
        return $cellXML;
234
    }
235
236
    /**
237
     * Returns the XML fragment for a cell containing a non empty string
238
     *
239
     * @param string $cellValue The cell value
240
     * @throws InvalidArgumentException If the string exceeds the maximum number of characters allowed per cell
241
     * @return string The XML fragment representing the cell
242
     */
243 31
    private function getCellXMLFragmentForNonEmptyString($cellValue)
244
    {
245 31
        if ($this->stringHelper->getStringLength($cellValue) > self::MAX_CHARACTERS_PER_CELL) {
246
            throw new InvalidArgumentException('Trying to add a value that exceeds the maximum number of characters allowed in a cell (32,767)');
247
        }
248
249 31
        if ($this->shouldUseInlineStrings) {
250 28
            $cellXMLFragment = ' t="inlineStr"><is><t>' . $this->stringsEscaper->escape($cellValue) . '</t></is></c>';
251
        } else {
252 3
            $sharedStringId = $this->sharedStringsManager->writeString($cellValue);
253 3
            $cellXMLFragment = ' t="s"><v>' . $sharedStringId . '</v></c>';
254
        }
255
256 31
        return $cellXMLFragment;
257
    }
258
259
    /**
260
     * {@inheritdoc}
261
     */
262 35
    public function close(Worksheet $worksheet)
263
    {
264 35
        $worksheetFilePointer = $worksheet->getFilePointer();
265
266 35
        if (!is_resource($worksheetFilePointer)) {
267
            return;
268
        }
269
270 35
        fwrite($worksheetFilePointer, '</sheetData>');
271 35
        fwrite($worksheetFilePointer, '</worksheet>');
272 35
        fclose($worksheetFilePointer);
273 35
    }
274
}
275