1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Box\Spout\Reader\CSV; |
4
|
|
|
|
5
|
|
|
use Box\Spout\Reader\AbstractReader; |
6
|
|
|
use Box\Spout\Common\Exception\IOException; |
7
|
|
|
|
8
|
|
|
/** |
9
|
|
|
* Class Reader |
10
|
|
|
* This class provides support to read data from a CSV file. |
11
|
|
|
* |
12
|
|
|
* @package Box\Spout\Reader\CSV |
13
|
|
|
*/ |
14
|
|
|
class Reader extends AbstractReader |
15
|
|
|
{ |
16
|
|
|
/** @var resource Pointer to the file to be written */ |
17
|
|
|
protected $filePointer; |
18
|
|
|
|
19
|
|
|
/** @var SheetIterator To iterator over the CSV unique "sheet" */ |
20
|
|
|
protected $sheetIterator; |
21
|
|
|
|
22
|
|
|
/** @var string Original value for the "auto_detect_line_endings" INI value */ |
23
|
|
|
protected $originalAutoDetectLineEndings; |
24
|
|
|
|
25
|
|
|
/** |
26
|
|
|
* Returns the reader's current options |
27
|
|
|
* |
28
|
|
|
* @return ReaderOptions |
29
|
|
|
*/ |
30
|
78 |
|
protected function getOptions() |
31
|
|
|
{ |
32
|
78 |
|
if (!isset($this->options)) { |
33
|
78 |
|
$this->options = new ReaderOptions(); |
34
|
78 |
|
} |
35
|
78 |
|
return $this->options; |
36
|
|
|
} |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* Sets the field delimiter for the CSV. |
40
|
|
|
* Needs to be called before opening the reader. |
41
|
|
|
* |
42
|
|
|
* @param string $fieldDelimiter Character that delimits fields |
43
|
|
|
* @return Reader |
44
|
|
|
*/ |
45
|
60 |
|
public function setFieldDelimiter($fieldDelimiter) |
46
|
|
|
{ |
47
|
60 |
|
$this->getOptions()->setFieldDelimiter($fieldDelimiter); |
48
|
60 |
|
return $this; |
49
|
|
|
} |
50
|
|
|
|
51
|
|
|
/** |
52
|
|
|
* Sets the field enclosure for the CSV. |
53
|
|
|
* Needs to be called before opening the reader. |
54
|
|
|
* |
55
|
|
|
* @param string $fieldEnclosure Character that enclose fields |
56
|
|
|
* @return Reader |
57
|
|
|
*/ |
58
|
60 |
|
public function setFieldEnclosure($fieldEnclosure) |
59
|
|
|
{ |
60
|
60 |
|
$this->getOptions()->setFieldEnclosure($fieldEnclosure); |
61
|
60 |
|
return $this; |
62
|
|
|
} |
63
|
|
|
|
64
|
|
|
/** |
65
|
|
|
* Sets the encoding of the CSV file to be read. |
66
|
|
|
* Needs to be called before opening the reader. |
67
|
|
|
* |
68
|
|
|
* @param string $encoding Encoding of the CSV file to be read |
69
|
|
|
* @return Reader |
70
|
|
|
*/ |
71
|
72 |
|
public function setEncoding($encoding) |
72
|
|
|
{ |
73
|
72 |
|
$this->getOptions()->setEncoding($encoding); |
74
|
72 |
|
return $this; |
75
|
|
|
} |
76
|
|
|
|
77
|
|
|
/** |
78
|
|
|
* Sets the EOL for the CSV. |
79
|
|
|
* Needs to be called before opening the reader. |
80
|
|
|
* |
81
|
|
|
* @param string $endOfLineCharacter used to properly get lines from the CSV file. |
82
|
|
|
* @return Reader |
83
|
|
|
*/ |
84
|
60 |
|
public function setEndOfLineCharacter($endOfLineCharacter) |
85
|
|
|
{ |
86
|
60 |
|
$this->getOptions()->setEndOfLineCharacter($endOfLineCharacter); |
87
|
60 |
|
return $this; |
88
|
|
|
} |
89
|
|
|
|
90
|
|
|
public function setMaxReadBytesPerLine($maxReadBytesPerLine) |
91
|
|
|
{ |
92
|
|
|
$this->getOptions()->setMaxReadBytesPerLine($maxReadBytesPerLine); |
93
|
|
|
return $this; |
94
|
|
|
} |
95
|
6 |
|
|
96
|
|
|
/** |
97
|
6 |
|
* Returns whether stream wrappers are supported |
98
|
|
|
* |
99
|
|
|
* @return bool |
100
|
|
|
*/ |
101
|
|
|
protected function doesSupportStreamWrapper() |
102
|
|
|
{ |
103
|
|
|
return true; |
104
|
|
|
} |
105
|
|
|
|
106
|
|
|
/** |
107
|
|
|
* Opens the file at the given path to make it ready to be read. |
108
|
81 |
|
* If setEncoding() was not called, it assumes that the file is encoded in UTF-8. |
109
|
|
|
* |
110
|
81 |
|
* @param string $filePath Path of the CSV file to be read |
111
|
81 |
|
* @return void |
112
|
|
|
* @throws \Box\Spout\Common\Exception\IOException |
113
|
81 |
|
*/ |
114
|
81 |
|
protected function openReader($filePath) |
115
|
3 |
|
{ |
116
|
|
|
$this->originalAutoDetectLineEndings = ini_get('auto_detect_line_endings'); |
117
|
|
|
ini_set('auto_detect_line_endings', '1'); |
118
|
78 |
|
|
119
|
78 |
|
$this->filePointer = $this->globalFunctionsHelper->fopen($filePath, 'r'); |
120
|
78 |
|
if (!$this->filePointer) { |
121
|
78 |
|
throw new IOException("Could not open file $filePath for reading."); |
122
|
78 |
|
} |
123
|
78 |
|
|
124
|
|
|
$this->sheetIterator = new SheetIterator( |
125
|
|
|
$this->filePointer, |
126
|
|
|
$this->getOptions(), |
127
|
|
|
$this->globalFunctionsHelper |
128
|
|
|
); |
129
|
|
|
} |
130
|
78 |
|
|
131
|
|
|
/** |
132
|
78 |
|
* Returns an iterator to iterate over sheets. |
133
|
|
|
* |
134
|
|
|
* @return SheetIterator To iterate over sheets |
135
|
|
|
*/ |
136
|
|
|
protected function getConcreteSheetIterator() |
137
|
|
|
{ |
138
|
|
|
return $this->sheetIterator; |
139
|
|
|
} |
140
|
|
|
|
141
|
78 |
|
|
142
|
|
|
/** |
143
|
78 |
|
* Closes the reader. To be used after reading the file. |
144
|
78 |
|
* |
145
|
78 |
|
* @return void |
146
|
|
|
*/ |
147
|
78 |
|
protected function closeReader() |
148
|
78 |
|
{ |
149
|
|
|
if ($this->filePointer) { |
150
|
|
|
$this->globalFunctionsHelper->fclose($this->filePointer); |
151
|
|
|
} |
152
|
|
|
|
153
|
|
|
ini_set('auto_detect_line_endings', $this->originalAutoDetectLineEndings); |
154
|
|
|
} |
155
|
|
|
} |
156
|
|
|
|