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| 1 | +<?php |
| 2 | + |
| 3 | +namespace Ahc\Underscore; |
| 4 | + |
| 5 | +class Helper |
| 6 | +{ |
| 7 | + /** |
| 8 | + * Get data as array. |
| 9 | + * |
| 10 | + * @param mixed $data |
| 11 | + * |
| 12 | + * @return array |
| 13 | + */ |
| 14 | + public static function asArray($data) |
| 15 | + { |
| 16 | + if (\is_array($data)) { |
| 17 | + return $data; |
| 18 | + } |
| 19 | + |
| 20 | + if (\method_exists($data, 'toArray')) { |
| 21 | + return $data->toArray(); |
| 22 | + } |
| 23 | + |
| 24 | + if ($data instanceof Underscore) { |
| 25 | + return $data->get(); |
| 26 | + } |
| 27 | + |
| 28 | + if ($data instanceof \Traversable) { |
| 29 | + return \iterator_to_array($data); |
| 30 | + } |
| 31 | + |
| 32 | + if ($data instanceof \JsonSerializable) { |
| 33 | + return $data->jsonSerialize(); |
| 34 | + } |
| 35 | + |
| 36 | + return (array) $data; |
| 37 | + } |
| 38 | + |
| 39 | + public static function arrayColumn($array, $columnKey, $indexKey = null) |
| 40 | + { |
| 41 | + $result = []; |
| 42 | + |
| 43 | + if (!\is_array($array)) { |
| 44 | + \trigger_error('array_column() expects parameter 1 to be array', E_USER_WARNING); |
| 45 | + |
| 46 | + return null; |
| 47 | + } |
| 48 | + |
| 49 | + if (null !== $columnKey) { |
| 50 | + if (\is_object($columnKey) && !\method_exists($columnKey, '__toString')) { |
| 51 | + \trigger_error('array_column() expects parameter 2 to be number/string/null', E_USER_WARNING); |
| 52 | + |
| 53 | + return null; |
| 54 | + } |
| 55 | + |
| 56 | + $columnKey = \is_float($columnKey) ? (int) $columnKey : (string) $columnKey; |
| 57 | + } |
| 58 | + |
| 59 | + if (null !== $indexKey) { |
| 60 | + if (\is_object($indexKey) && !\method_exists($indexKey, '__toString')) { |
| 61 | + \trigger_error('array_column() expects parameter 3 to be number/string/null', E_USER_WARNING); |
| 62 | + |
| 63 | + return null; |
| 64 | + } |
| 65 | + |
| 66 | + $indexKey = \is_float($indexKey) ? (int) $indexKey : (string) $indexKey; |
| 67 | + } |
| 68 | + |
| 69 | + foreach ($array as $value) { |
| 70 | + $objectVars = \is_object($value) ? \get_object_vars($value) : array(); |
| 71 | + |
| 72 | + $key = null; |
| 73 | + if (null !== $indexKey) { |
| 74 | + if (\is_array($value) && \array_key_exists($indexKey, $value)) { |
| 75 | + $key = $value[$indexKey]; |
| 76 | + } elseif (\array_key_exists($indexKey, $objectVars) || isset($value->{$indexKey})) { |
| 77 | + $key = $value->{$indexKey}; |
| 78 | + } |
| 79 | + } |
| 80 | + |
| 81 | + if (null !== $columnKey) { |
| 82 | + if (\is_array($value) && \array_key_exists($columnKey, $value)) { |
| 83 | + $value = $value[$columnKey]; |
| 84 | + } elseif (\array_key_exists($columnKey, $objectVars) || isset($value->{$columnKey})) { |
| 85 | + $value = $value->{$columnKey}; |
| 86 | + } else { |
| 87 | + continue; |
| 88 | + } |
| 89 | + } |
| 90 | + |
| 91 | + if (null === $key) { |
| 92 | + $result[] = $value; |
| 93 | + } else { |
| 94 | + $result[$key] = $value; |
| 95 | + } |
| 96 | + } |
| 97 | + |
| 98 | + return $result; |
| 99 | + } |
| 100 | +} |
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