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Milan Matejcek
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Jan 15, 2015
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| <?php | ||
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| namespace h4kuna\DataType\Basic; | ||
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| use h4kuna\DataType\DataTypeException; | ||
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| /** | ||
| * @author Milan Matějček | ||
| */ | ||
| final class Arrays | ||
| { | ||
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| private function __construct() | ||
| { | ||
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| } | ||
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| /** | ||
| * Better array_combine where values array does not need same size. | ||
| * | ||
| * @param array $keys | ||
| * @param array $values | ||
| * @param mixed $value | ||
| * @return array | ||
| */ | ||
| static function combine(array $keys, array $values, $value = NULL) | ||
| { | ||
| $diff = count($keys) - count($values); | ||
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| if ($diff > 0) { | ||
| $values = array_merge($values, array_fill(0, $diff, $value)); | ||
| } elseif ($diff < 0) { | ||
| throw new DataTypeException('Array of values can\'t be bigger than keys.'); | ||
| } | ||
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| return array_combine($keys, $values); | ||
| } | ||
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| /** | ||
| * Implode only values where strlen > 0 and you can define keys. | ||
| * | ||
| * @param string $glue | ||
| * @param array $array | ||
| * @param string $keys | ||
| * @return string | ||
| */ | ||
| static function concatWs($glue, $array /* , ... keys */) | ||
| { | ||
| $keys = array(); | ||
| if (func_num_args() > 2) { | ||
| $keys = array_slice(func_get_args(), 2); | ||
| } | ||
| $out = ''; | ||
| foreach ($keys ? self::intesectKeys($array, $keys) : $array as $value) { | ||
| if (!strlen($value)) { | ||
| continue; | ||
| } elseif ($out !== '') { | ||
| $out .= $glue; | ||
| } | ||
| $out .= $value; | ||
| } | ||
| return $out; | ||
| } | ||
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| /** | ||
| * COALESCE similar behavior database | ||
| * | ||
| * @param array $array | ||
| * @return string|NULL | ||
| */ | ||
| static function coalesce($array /* , $keys, ... */) | ||
| { | ||
| if (func_num_args() > 1) { | ||
| $keys = array_slice(func_get_args(), 1); | ||
| $array = self::intesectKeys($array, $keys); | ||
| } | ||
| foreach ($array as $v) { | ||
| if (strlen($v)) { | ||
| return $v; | ||
| } | ||
| } | ||
| return NULL; | ||
| } | ||
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| /** | ||
| * Unset keys from array | ||
| * | ||
| * @param array $array | ||
| * @param string $key | ||
| * @return array Removed keys | ||
| */ | ||
| static function keysUnset(array & $array, $key /* , ... keys */) | ||
| { | ||
| $out = array(); | ||
| $args = array_slice(func_get_args(), 1); | ||
| foreach ($args as $key) { | ||
| if (array_key_exists($key, $array)) { | ||
| $out[$key] = $array[$key]; | ||
| unset($array[$key]); | ||
| } | ||
| } | ||
| return $out; | ||
| } | ||
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| public static function intesectKeys(array $values, array $keys) | ||
| { | ||
| return array_intersect_key($values, array_flip($keys)); | ||
| } | ||
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| /** | ||
| * @see array_column | ||
| * @param array $array | ||
| * @param string $columnName | ||
| * @param string $key | ||
| * @return array | ||
| */ | ||
| static function column($array, $columnName = NULL, $key = NULL) | ||
| { | ||
| if (PHP_VERSION_ID >= 50500) { | ||
| return array_column($array, $columnName, $key); | ||
| } elseif ($key === NULL && $key === $columnName) { | ||
| return $array; | ||
| } | ||
| $out = array(); | ||
| if ($columnName !== NULL && $key !== NULL) { | ||
| foreach ($array as $v) { | ||
| $out[$v[$key]] = $v[$columnName]; | ||
| } | ||
| } elseif ($columnName !== NULL) { | ||
| foreach ($array as $v) { | ||
| $out[] = $v[$columnName]; | ||
| } | ||
| } else { | ||
| foreach ($array as $v) { | ||
| $out[$v[$key]] = $v; | ||
| } | ||
| } | ||
| return $out; | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| <?php | ||
|
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| namespace h4kuna\DataType\Basic; | ||
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| use h4kuna\DataType\DataTypeException; | ||
| use Iterator; | ||
|
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| /** | ||
| * Transform set from string to array and vice versa | ||
| * MySQL data type SET to checkboxlist | ||
| * | ||
| * @example | ||
| * array( | ||
| * foo => TRUE, | ||
| * bar => TRUE, | ||
| * joe => FALSE | ||
| * ) | ||
| * | ||
| * string: foo,bar | ||
| * array: [foo => TRUE, bar => TRUE] | ||
| * | ||
| * @author Milan Matějček | ||
| */ | ||
| final class Set | ||
| { | ||
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| private function __construct() | ||
| { | ||
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| } | ||
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| /** | ||
| * | ||
| * @param string $value | ||
| * @return array | ||
| */ | ||
| public static function fromString($value) | ||
| { | ||
| if (!is_string($value)) { | ||
| throw new DataTypeException('Set must be string and delimited by comma. For example: foo,bar,joe'); | ||
| } | ||
| return array_fill_keys(explode(',', $value), TRUE); | ||
| } | ||
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| /** | ||
| * | ||
| * @param array|Iterator $set | ||
| * @return string | ||
| */ | ||
| public static function toString($set) | ||
| { | ||
| $out = ''; | ||
| foreach ($set as $k => $v) { | ||
| if ($v) { | ||
| if ($out !== '') { | ||
| $out .= ','; | ||
| } | ||
| $out .= $k; | ||
| } | ||
| } | ||
| return $out; | ||
| } | ||
|
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| } |
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