|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace Box\Spout\Reader\XLSX; |
|
4
|
|
|
|
|
5
|
|
|
use Box\Spout\Reader\IteratorInterface; |
|
6
|
|
|
use Box\Spout\Reader\XLSX\Helper\SheetHelper; |
|
7
|
|
|
use Box\Spout\Reader\Exception\NoSheetsFoundException; |
|
8
|
|
|
|
|
9
|
|
|
/** |
|
10
|
|
|
* Class SheetIterator |
|
11
|
|
|
* Iterate over XLSX sheet. |
|
12
|
|
|
* |
|
13
|
|
|
* @package Box\Spout\Reader\XLSX |
|
14
|
|
|
*/ |
|
15
|
|
|
class SheetIterator implements IteratorInterface |
|
16
|
|
|
{ |
|
17
|
|
|
/** @var \Box\Spout\Reader\XLSX\Sheet[] The list of sheet present in the file */ |
|
18
|
|
|
protected $sheets; |
|
19
|
|
|
|
|
20
|
|
|
/** @var int The index of the sheet being read (zero-based) */ |
|
21
|
|
|
protected $currentSheetIndex; |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* @param string $filePath Path of the file to be read |
|
25
|
|
|
* @param \Box\Spout\Reader\XLSX\Helper\SharedStringsHelper $sharedStringsHelper |
|
26
|
|
|
* @param \Box\Spout\Common\Helper\GlobalFunctionsHelper $globalFunctionsHelper |
|
27
|
|
|
* @param bool $shouldFormatDates Whether date/time values should be returned as PHP objects or be formatted as strings |
|
28
|
|
|
* @throws \Box\Spout\Reader\Exception\NoSheetsFoundException If there are no sheets in the file |
|
29
|
|
|
*/ |
|
30
|
|
|
public function __construct($filePath, $sharedStringsHelper, $globalFunctionsHelper, $shouldFormatDates) |
|
31
|
|
|
{ |
|
32
|
|
|
// Fetch all available sheets |
|
33
|
|
|
$sheetHelper = new SheetHelper($filePath, $sharedStringsHelper, $globalFunctionsHelper, $shouldFormatDates); |
|
34
|
|
|
$this->sheets = $sheetHelper->getSheets(); |
|
35
|
|
|
|
|
36
|
|
|
if (count($this->sheets) === 0) { |
|
37
|
|
|
throw new NoSheetsFoundException('The file must contain at least one sheet.'); |
|
38
|
|
|
} |
|
39
|
|
|
} |
|
40
|
|
|
|
|
41
|
|
|
/** |
|
42
|
|
|
* Rewind the Iterator to the first element |
|
43
|
|
|
* @link http://php.net/manual/en/iterator.rewind.php |
|
44
|
|
|
* |
|
45
|
|
|
* @return void |
|
46
|
|
|
*/ |
|
47
|
|
|
public function rewind() |
|
48
|
|
|
{ |
|
49
|
|
|
$this->currentSheetIndex = 0; |
|
50
|
|
|
} |
|
51
|
|
|
|
|
52
|
|
|
/** |
|
53
|
|
|
* Checks if current position is valid |
|
54
|
|
|
* @link http://php.net/manual/en/iterator.valid.php |
|
55
|
|
|
* |
|
56
|
|
|
* @return boolean |
|
57
|
|
|
*/ |
|
58
|
|
|
public function valid() |
|
59
|
|
|
{ |
|
60
|
|
|
return ($this->currentSheetIndex < count($this->sheets)); |
|
61
|
|
|
} |
|
62
|
|
|
|
|
63
|
|
|
/** |
|
64
|
|
|
* Move forward to next element |
|
65
|
|
|
* @link http://php.net/manual/en/iterator.next.php |
|
66
|
|
|
* |
|
67
|
|
|
* @return void |
|
68
|
|
|
*/ |
|
69
|
|
|
public function next() |
|
70
|
|
|
{ |
|
71
|
|
|
// Using isset here because it is way faster than array_key_exists... |
|
72
|
|
|
if (isset($this->sheets[$this->currentSheetIndex])) { |
|
73
|
|
|
$currentSheet = $this->sheets[$this->currentSheetIndex]; |
|
74
|
|
|
$currentSheet->getRowIterator()->end(); |
|
75
|
|
|
|
|
76
|
|
|
$this->currentSheetIndex++; |
|
77
|
|
|
} |
|
78
|
|
|
} |
|
79
|
|
|
|
|
80
|
|
|
/** |
|
81
|
|
|
* Return the current element |
|
82
|
|
|
* @link http://php.net/manual/en/iterator.current.php |
|
83
|
|
|
* |
|
84
|
|
|
* @return \Box\Spout\Reader\XLSX\Sheet |
|
85
|
|
|
*/ |
|
86
|
|
|
public function current() |
|
87
|
|
|
{ |
|
88
|
|
|
return $this->sheets[$this->currentSheetIndex]; |
|
89
|
|
|
} |
|
90
|
|
|
|
|
91
|
|
|
/** |
|
92
|
|
|
* Return the key of the current element |
|
93
|
|
|
* @link http://php.net/manual/en/iterator.key.php |
|
94
|
|
|
* |
|
95
|
|
|
* @return int |
|
96
|
|
|
*/ |
|
97
|
|
|
public function key() |
|
98
|
|
|
{ |
|
99
|
|
|
return $this->currentSheetIndex + 1; |
|
100
|
|
|
} |
|
101
|
|
|
|
|
102
|
|
|
/** |
|
103
|
|
|
* Cleans up what was created to iterate over the object. |
|
104
|
|
|
* |
|
105
|
|
|
* @return void |
|
106
|
|
|
*/ |
|
107
|
|
|
public function end() |
|
108
|
|
|
{ |
|
109
|
|
|
// make sure we are not leaking memory in case the iteration stopped before the end |
|
110
|
|
|
foreach ($this->sheets as $sheet) { |
|
111
|
|
|
$sheet->getRowIterator()->end(); |
|
112
|
|
|
} |
|
113
|
|
|
} |
|
114
|
|
|
} |
|
115
|
|
|
|
box /
spout
