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1 | <?php |
2 | /** |
3 | * Jingga |
4 | * |
5 | * PHP Version 8.1 |
6 | * |
7 | * @package phpOMS\Utils\IO\Csv |
8 | * @copyright Dennis Eichhorn |
9 | * @license OMS License 2.0 |
10 | * @version 1.0.0 |
11 | * @link https://jingga.app |
12 | */ |
13 | declare(strict_types=1); |
14 | |
15 | namespace phpOMS\Utils\IO\Csv; |
16 | |
17 | /** |
18 | * Csv settings. |
19 | * |
20 | * @package phpOMS\Utils\IO\Csv |
21 | * @license OMS License 2.0 |
22 | * @link https://jingga.app |
23 | * @since 1.0.0 |
24 | */ |
25 | class CsvSettings |
26 | { |
27 | /** |
28 | * Get csv file delimiter based on file content. |
29 | * |
30 | * @param resource $file File resource |
31 | * @param int $checkLines Lines to check for evaluation |
32 | * @param string[] $delimiters Potential delimiters |
33 | * |
34 | * @return string |
35 | * |
36 | * @since 1.0.0 |
37 | */ |
38 | public static function getFileDelimiter($file, int $checkLines = 2, array $delimiters = [',', "\t", ';', '|', ':']) : string |
39 | { |
40 | $results = []; |
41 | $i = 0; |
42 | $line = \fgets($file); |
43 | |
44 | if ($line === false) { |
45 | return ';'; // @codeCoverageIgnore |
46 | } |
47 | |
48 | while ($line !== false && $i < $checkLines) { |
49 | ++$i; |
50 | |
51 | foreach ($delimiters as $delimiter) { |
52 | $regExp = '/[' . $delimiter . ']/'; |
53 | $fields = \preg_split($regExp, $line); |
54 | |
55 | if ($fields === false) { |
56 | return ';'; // @codeCoverageIgnore |
57 | } |
58 | |
59 | if (\count($fields) > 1) { |
60 | if (!empty($results[$delimiter])) { |
61 | ++$results[$delimiter]; |
62 | } else { |
63 | $results[$delimiter] = 1; |
64 | } |
65 | } |
66 | } |
67 | |
68 | $line = \fgets($file); |
69 | } |
70 | |
71 | \rewind($file); |
72 | |
73 | $results = \array_keys($results, \max($results)); |
74 | |
75 | return $results[0]; |
76 | } |
77 | |
78 | /** |
79 | * Get csv string delimiter based on string content. |
80 | * |
81 | * @param string $content File content |
82 | * @param int $checkLines Lines to check for evaluation |
83 | * @param string[] $delimiters Potential delimiters |
84 | * |
85 | * @return string |
86 | * |
87 | * @since 1.0.0 |
88 | */ |
89 | public static function getStringDelimiter(string $content, int $checkLines = 2, array $delimiters = [',', "\t", ';', '|', ':']) : string |
90 | { |
91 | $results = []; |
92 | $lines = \explode("\n", $content); |
93 | $i = 0; |
94 | |
95 | do { |
96 | $line = $lines[$i]; |
97 | foreach ($delimiters as $delimiter) { |
98 | $regExp = '/[' . $delimiter . ']/'; |
99 | $fields = \preg_split($regExp, $line); |
100 | |
101 | if ($fields === false) { |
102 | return ';'; // @codeCoverageIgnore |
103 | } |
104 | |
105 | if (\count($fields) > 1) { |
106 | if (!empty($results[$delimiter])) { |
107 | ++$results[$delimiter]; |
108 | } else { |
109 | $results[$delimiter] = 1; |
110 | } |
111 | } |
112 | } |
113 | |
114 | ++$i; |
115 | } while ($i < $checkLines); |
116 | |
117 | $results = \array_keys($results, \max($results)); |
118 | |
119 | return $results[0]; |
120 | } |
121 | } |